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-rw-r--r--xorg-server/fb/Makefile.am58
-rw-r--r--xorg-server/fb/Makefile.in1236
-rw-r--r--xorg-server/fb/fb.h2095
-rw-r--r--xorg-server/fb/fb24_32.c635
-rw-r--r--xorg-server/fb/fb24_32.h51
-rw-r--r--xorg-server/fb/fballpriv.c73
-rw-r--r--xorg-server/fb/fbarc.c147
-rw-r--r--xorg-server/fb/fbbits.c176
-rw-r--r--xorg-server/fb/fbbits.h971
-rw-r--r--xorg-server/fb/fbblt.c951
-rw-r--r--xorg-server/fb/fbbltone.c879
-rw-r--r--xorg-server/fb/fbcmap.c591
-rw-r--r--xorg-server/fb/fbcmap_mi.c131
-rw-r--r--xorg-server/fb/fbcopy.c664
-rw-r--r--xorg-server/fb/fbfill.c230
-rw-r--r--xorg-server/fb/fbfillrect.c112
-rw-r--r--xorg-server/fb/fbfillsp.c100
-rw-r--r--xorg-server/fb/fbgc.c319
-rw-r--r--xorg-server/fb/fbgetsp.c87
-rw-r--r--xorg-server/fb/fbglyph.c481
-rw-r--r--xorg-server/fb/fbimage.c368
-rw-r--r--xorg-server/fb/fbline.c175
-rw-r--r--xorg-server/fb/fboverlay.c436
-rw-r--r--xorg-server/fb/fboverlay.h123
-rw-r--r--xorg-server/fb/fbpict.c471
-rw-r--r--xorg-server/fb/fbpict.h482
-rw-r--r--xorg-server/fb/fbpixmap.c392
-rw-r--r--xorg-server/fb/fbpoint.c162
-rw-r--r--xorg-server/fb/fbpseudocolor.c2248
-rw-r--r--xorg-server/fb/fbpseudocolor.h20
-rw-r--r--xorg-server/fb/fbpush.c245
-rw-r--r--xorg-server/fb/fbrop.h136
-rw-r--r--xorg-server/fb/fbscreen.c299
-rw-r--r--xorg-server/fb/fbseg.c734
-rw-r--r--xorg-server/fb/fbsetsp.c102
-rw-r--r--xorg-server/fb/fbsolid.c213
-rw-r--r--xorg-server/fb/fbstipple.c312
-rw-r--r--xorg-server/fb/fbtile.c203
-rw-r--r--xorg-server/fb/fbtrap.c161
-rw-r--r--xorg-server/fb/fbutil.c362
-rw-r--r--xorg-server/fb/fbwindow.c252
-rw-r--r--xorg-server/fb/wfbrename.h198
42 files changed, 18081 insertions, 0 deletions
diff --git a/xorg-server/fb/Makefile.am b/xorg-server/fb/Makefile.am
new file mode 100644
index 000000000..e34aaba10
--- /dev/null
+++ b/xorg-server/fb/Makefile.am
@@ -0,0 +1,58 @@
+noinst_LTLIBRARIES = libfb.la libwfb.la
+
+INCLUDES = \
+ -I$(top_srcdir)/hw/xfree86/os-support \
+ -I$(top_srcdir)/hw/xfree86/os-support/bus \
+ -I$(top_srcdir)/hw/xfree86/common
+AM_CFLAGS = $(DIX_CFLAGS)
+
+if XORG
+sdk_HEADERS = fb.h fbrop.h fbpseudocolor.h fboverlay.h wfbrename.h
+endif
+
+libfb_la_CFLAGS = $(AM_CFLAGS)
+
+libwfb_la_CFLAGS = $(AM_CFLAGS) -DFB_ACCESS_WRAPPER
+
+libfb_la_SOURCES = \
+ fb.h \
+ fb24_32.c \
+ fb24_32.h \
+ fballpriv.c \
+ fbarc.c \
+ fbbits.c \
+ fbbits.h \
+ fbblt.c \
+ fbbltone.c \
+ fbcopy.c \
+ fbfill.c \
+ fbfillrect.c \
+ fbfillsp.c \
+ fbgc.c \
+ fbgetsp.c \
+ fbglyph.c \
+ fbimage.c \
+ fbline.c \
+ fboverlay.c \
+ fboverlay.h \
+ fbpict.c \
+ fbpict.h \
+ fbpixmap.c \
+ fbpoint.c \
+ fbpush.c \
+ fbrop.h \
+ fbscreen.c \
+ fbseg.c \
+ fbsetsp.c \
+ fbsolid.c \
+ fbstipple.c \
+ fbtile.c \
+ fbtrap.c \
+ fbutil.c \
+ fbwindow.c \
+ fbpseudocolor.c \
+ fbpseudocolor.h
+
+libwfb_la_SOURCES = $(libfb_la_SOURCES)
+
+EXTRA_DIST = fbcmap.c fbcmap_mi.c
diff --git a/xorg-server/fb/Makefile.in b/xorg-server/fb/Makefile.in
new file mode 100644
index 000000000..17e0ecaf8
--- /dev/null
+++ b/xorg-server/fb/Makefile.in
@@ -0,0 +1,1236 @@
+# Makefile.in generated by automake 1.10.1 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+@SET_MAKE@
+
+
+VPATH = @srcdir@
+pkgdatadir = $(datadir)/@PACKAGE@
+pkglibdir = $(libdir)/@PACKAGE@
+pkgincludedir = $(includedir)/@PACKAGE@
+am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
+install_sh_DATA = $(install_sh) -c -m 644
+install_sh_PROGRAM = $(install_sh) -c
+install_sh_SCRIPT = $(install_sh) -c
+INSTALL_HEADER = $(INSTALL_DATA)
+transform = $(program_transform_name)
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
+PRE_UNINSTALL = :
+POST_UNINSTALL = :
+build_triplet = @build@
+host_triplet = @host@
+subdir = fb
+DIST_COMMON = $(am__sdk_HEADERS_DIST) $(srcdir)/Makefile.am \
+ $(srcdir)/Makefile.in
+ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
+am__aclocal_m4_deps = $(top_srcdir)/acinclude.m4 \
+ $(top_srcdir)/configure.ac
+am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
+ $(ACLOCAL_M4)
+mkinstalldirs = $(install_sh) -d
+CONFIG_HEADER = $(top_builddir)/include/do-not-use-config.h \
+ $(top_builddir)/include/xorg-server.h \
+ $(top_builddir)/include/dix-config.h \
+ $(top_builddir)/include/xgl-config.h \
+ $(top_builddir)/include/xorg-config.h \
+ $(top_builddir)/include/xkb-config.h \
+ $(top_builddir)/include/xwin-config.h \
+ $(top_builddir)/include/kdrive-config.h
+CONFIG_CLEAN_FILES =
+LTLIBRARIES = $(noinst_LTLIBRARIES)
+libfb_la_LIBADD =
+am_libfb_la_OBJECTS = libfb_la-fb24_32.lo libfb_la-fballpriv.lo \
+ libfb_la-fbarc.lo libfb_la-fbbits.lo libfb_la-fbblt.lo \
+ libfb_la-fbbltone.lo libfb_la-fbcopy.lo libfb_la-fbfill.lo \
+ libfb_la-fbfillrect.lo libfb_la-fbfillsp.lo libfb_la-fbgc.lo \
+ libfb_la-fbgetsp.lo libfb_la-fbglyph.lo libfb_la-fbimage.lo \
+ libfb_la-fbline.lo libfb_la-fboverlay.lo libfb_la-fbpict.lo \
+ libfb_la-fbpixmap.lo libfb_la-fbpoint.lo libfb_la-fbpush.lo \
+ libfb_la-fbscreen.lo libfb_la-fbseg.lo libfb_la-fbsetsp.lo \
+ libfb_la-fbsolid.lo libfb_la-fbstipple.lo libfb_la-fbtile.lo \
+ libfb_la-fbtrap.lo libfb_la-fbutil.lo libfb_la-fbwindow.lo \
+ libfb_la-fbpseudocolor.lo
+libfb_la_OBJECTS = $(am_libfb_la_OBJECTS)
+libfb_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
+ --mode=link $(CCLD) $(libfb_la_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) \
+ $(LDFLAGS) -o $@
+libwfb_la_LIBADD =
+am__objects_1 = libwfb_la-fb24_32.lo libwfb_la-fballpriv.lo \
+ libwfb_la-fbarc.lo libwfb_la-fbbits.lo libwfb_la-fbblt.lo \
+ libwfb_la-fbbltone.lo libwfb_la-fbcopy.lo libwfb_la-fbfill.lo \
+ libwfb_la-fbfillrect.lo libwfb_la-fbfillsp.lo \
+ libwfb_la-fbgc.lo libwfb_la-fbgetsp.lo libwfb_la-fbglyph.lo \
+ libwfb_la-fbimage.lo libwfb_la-fbline.lo \
+ libwfb_la-fboverlay.lo libwfb_la-fbpict.lo \
+ libwfb_la-fbpixmap.lo libwfb_la-fbpoint.lo libwfb_la-fbpush.lo \
+ libwfb_la-fbscreen.lo libwfb_la-fbseg.lo libwfb_la-fbsetsp.lo \
+ libwfb_la-fbsolid.lo libwfb_la-fbstipple.lo \
+ libwfb_la-fbtile.lo libwfb_la-fbtrap.lo libwfb_la-fbutil.lo \
+ libwfb_la-fbwindow.lo libwfb_la-fbpseudocolor.lo
+am_libwfb_la_OBJECTS = $(am__objects_1)
+libwfb_la_OBJECTS = $(am_libwfb_la_OBJECTS)
+libwfb_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \
+ $(LIBTOOLFLAGS) --mode=link $(CCLD) $(libwfb_la_CFLAGS) \
+ $(CFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@
+DEFAULT_INCLUDES = -I.@am__isrc@ -I$(top_builddir)/include
+depcomp = $(SHELL) $(top_srcdir)/depcomp
+am__depfiles_maybe = depfiles
+COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
+ $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
+LTCOMPILE = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
+ --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
+ $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
+CCLD = $(CC)
+LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
+ --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) \
+ $(LDFLAGS) -o $@
+SOURCES = $(libfb_la_SOURCES) $(libwfb_la_SOURCES)
+DIST_SOURCES = $(libfb_la_SOURCES) $(libwfb_la_SOURCES)
+am__sdk_HEADERS_DIST = fb.h fbrop.h fbpseudocolor.h fboverlay.h \
+ wfbrename.h
+am__vpath_adj_setup = srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`;
+am__vpath_adj = case $$p in \
+ $(srcdir)/*) f=`echo "$$p" | sed "s|^$$srcdirstrip/||"`;; \
+ *) f=$$p;; \
+ esac;
+am__strip_dir = `echo $$p | sed -e 's|^.*/||'`;
+am__installdirs = "$(DESTDIR)$(sdkdir)"
+sdkHEADERS_INSTALL = $(INSTALL_HEADER)
+HEADERS = $(sdk_HEADERS)
+ETAGS = etags
+CTAGS = ctags
+DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
+ACLOCAL = @ACLOCAL@
+ADMIN_MAN_DIR = @ADMIN_MAN_DIR@
+ADMIN_MAN_SUFFIX = @ADMIN_MAN_SUFFIX@
+ALLOCA = @ALLOCA@
+AMTAR = @AMTAR@
+APPDEFAULTDIR = @APPDEFAULTDIR@
+APPLE_APPLICATIONS_DIR = @APPLE_APPLICATIONS_DIR@
+APP_MAN_DIR = @APP_MAN_DIR@
+APP_MAN_SUFFIX = @APP_MAN_SUFFIX@
+AR = @AR@
+AS = @AS@
+AUTOCONF = @AUTOCONF@
+AUTOHEADER = @AUTOHEADER@
+AUTOMAKE = @AUTOMAKE@
+AWK = @AWK@
+BASE_FONT_PATH = @BASE_FONT_PATH@
+BUILD_DATE = @BUILD_DATE@
+BUILD_TIME = @BUILD_TIME@
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+CCAS = @CCAS@
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+COMPILEDDEFAULTFONTPATH = @COMPILEDDEFAULTFONTPATH@
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+CPPFLAGS = @CPPFLAGS@
+CXX = @CXX@
+CXXCPP = @CXXCPP@
+CXXDEPMODE = @CXXDEPMODE@
+CXXFLAGS = @CXXFLAGS@
+CYGPATH_W = @CYGPATH_W@
+DARWIN_LIBS = @DARWIN_LIBS@
+DBUS_CFLAGS = @DBUS_CFLAGS@
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+DEFAULT_LIBRARY_PATH = @DEFAULT_LIBRARY_PATH@
+DEFAULT_LOGPREFIX = @DEFAULT_LOGPREFIX@
+DEFAULT_MODULE_PATH = @DEFAULT_MODULE_PATH@
+DEFS = @DEFS@
+DEPDIR = @DEPDIR@
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+ -I$(top_srcdir)/hw/xfree86/os-support \
+ -I$(top_srcdir)/hw/xfree86/os-support/bus \
+ -I$(top_srcdir)/hw/xfree86/common
+
+AM_CFLAGS = $(DIX_CFLAGS)
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+ fb.h \
+ fb24_32.c \
+ fb24_32.h \
+ fballpriv.c \
+ fbarc.c \
+ fbbits.c \
+ fbbits.h \
+ fbblt.c \
+ fbbltone.c \
+ fbcopy.c \
+ fbfill.c \
+ fbfillrect.c \
+ fbfillsp.c \
+ fbgc.c \
+ fbgetsp.c \
+ fbglyph.c \
+ fbimage.c \
+ fbline.c \
+ fboverlay.c \
+ fboverlay.h \
+ fbpict.c \
+ fbpict.h \
+ fbpixmap.c \
+ fbpoint.c \
+ fbpush.c \
+ fbrop.h \
+ fbscreen.c \
+ fbseg.c \
+ fbsetsp.c \
+ fbsolid.c \
+ fbstipple.c \
+ fbtile.c \
+ fbtrap.c \
+ fbutil.c \
+ fbwindow.c \
+ fbpseudocolor.c \
+ fbpseudocolor.h
+
+libwfb_la_SOURCES = $(libfb_la_SOURCES)
+EXTRA_DIST = fbcmap.c fbcmap_mi.c
+all: all-am
+
+.SUFFIXES:
+.SUFFIXES: .c .lo .o .obj
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+ case '$(am__configure_deps)' in \
+ *$$dep*) \
+ cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh \
+ && exit 0; \
+ exit 1;; \
+ esac; \
+ done; \
+ echo ' cd $(top_srcdir) && $(AUTOMAKE) --foreign fb/Makefile'; \
+ cd $(top_srcdir) && \
+ $(AUTOMAKE) --foreign fb/Makefile
+.PRECIOUS: Makefile
+Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
+ @case '$?' in \
+ *config.status*) \
+ cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh;; \
+ *) \
+ echo ' cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe)'; \
+ cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe);; \
+ esac;
+
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+ cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+$(ACLOCAL_M4): @MAINTAINER_MODE_TRUE@ $(am__aclocal_m4_deps)
+ cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+
+clean-noinstLTLIBRARIES:
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+ @list='$(noinst_LTLIBRARIES)'; for p in $$list; do \
+ dir="`echo $$p | sed -e 's|/[^/]*$$||'`"; \
+ test "$$dir" != "$$p" || dir=.; \
+ echo "rm -f \"$${dir}/so_locations\""; \
+ rm -f "$${dir}/so_locations"; \
+ done
+libfb.la: $(libfb_la_OBJECTS) $(libfb_la_DEPENDENCIES)
+ $(libfb_la_LINK) $(libfb_la_OBJECTS) $(libfb_la_LIBADD) $(LIBS)
+libwfb.la: $(libwfb_la_OBJECTS) $(libwfb_la_DEPENDENCIES)
+ $(libwfb_la_LINK) $(libwfb_la_OBJECTS) $(libwfb_la_LIBADD) $(LIBS)
+
+mostlyclean-compile:
+ -rm -f *.$(OBJEXT)
+
+distclean-compile:
+ -rm -f *.tab.c
+
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libfb_la-fb24_32.Plo@am__quote@
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+
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+ test -z "$(CTAGS_ARGS)$$tags$$unique" \
+ || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
+ $$tags $$unique
+
+GTAGS:
+ here=`$(am__cd) $(top_builddir) && pwd` \
+ && cd $(top_srcdir) \
+ && gtags -i $(GTAGS_ARGS) $$here
+
+distclean-tags:
+ -rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
+
+distdir: $(DISTFILES)
+ @srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+ topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+ list='$(DISTFILES)'; \
+ dist_files=`for file in $$list; do echo $$file; done | \
+ sed -e "s|^$$srcdirstrip/||;t" \
+ -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
+ case $$dist_files in \
+ */*) $(MKDIR_P) `echo "$$dist_files" | \
+ sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+ sort -u` ;; \
+ esac; \
+ for file in $$dist_files; do \
+ if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+ if test -d $$d/$$file; then \
+ dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+ if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+ cp -pR $(srcdir)/$$file $(distdir)$$dir || exit 1; \
+ fi; \
+ cp -pR $$d/$$file $(distdir)$$dir || exit 1; \
+ else \
+ test -f $(distdir)/$$file \
+ || cp -p $$d/$$file $(distdir)/$$file \
+ || exit 1; \
+ fi; \
+ done
+check-am: all-am
+check: check-am
+all-am: Makefile $(LTLIBRARIES) $(HEADERS)
+installdirs:
+ for dir in "$(DESTDIR)$(sdkdir)"; do \
+ test -z "$$dir" || $(MKDIR_P) "$$dir"; \
+ done
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+ @$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+ $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+ install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+ `test -z '$(STRIP)' || \
+ echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+ -test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+
+maintainer-clean-generic:
+ @echo "This command is intended for maintainers to use"
+ @echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-libtool clean-noinstLTLIBRARIES \
+ mostlyclean-am
+
+distclean: distclean-am
+ -rm -rf ./$(DEPDIR)
+ -rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+ distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+info: info-am
+
+info-am:
+
+install-data-am: install-sdkHEADERS
+
+install-dvi: install-dvi-am
+
+install-exec-am:
+
+install-html: install-html-am
+
+install-info: install-info-am
+
+install-man:
+
+install-pdf: install-pdf-am
+
+install-ps: install-ps-am
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+ -rm -rf ./$(DEPDIR)
+ -rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+ mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am: uninstall-sdkHEADERS
+
+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
+ clean-libtool clean-noinstLTLIBRARIES ctags distclean \
+ distclean-compile distclean-generic distclean-libtool \
+ distclean-tags distdir dvi dvi-am html html-am info info-am \
+ install install-am install-data install-data-am install-dvi \
+ install-dvi-am install-exec install-exec-am install-html \
+ install-html-am install-info install-info-am install-man \
+ install-pdf install-pdf-am install-ps install-ps-am \
+ install-sdkHEADERS install-strip installcheck installcheck-am \
+ installdirs maintainer-clean maintainer-clean-generic \
+ mostlyclean mostlyclean-compile mostlyclean-generic \
+ mostlyclean-libtool pdf pdf-am ps ps-am tags uninstall \
+ uninstall-am uninstall-sdkHEADERS
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/xorg-server/fb/fb.h b/xorg-server/fb/fb.h
new file mode 100644
index 000000000..1cd947380
--- /dev/null
+++ b/xorg-server/fb/fb.h
@@ -0,0 +1,2095 @@
+/*
+ *
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+
+#ifndef _FB_H_
+#define _FB_H_
+
+#include <X11/X.h>
+#include <pixman.h>
+
+#include "scrnintstr.h"
+#include "pixmap.h"
+#include "pixmapstr.h"
+#include "region.h"
+#include "gcstruct.h"
+#include "colormap.h"
+#include "miscstruct.h"
+#include "servermd.h"
+#include "windowstr.h"
+#include "privates.h"
+#include "mi.h"
+#include "migc.h"
+#include "mibstore.h"
+#ifdef RENDER
+#include "picturestr.h"
+#else
+#include "picture.h"
+#endif
+
+#ifdef FB_ACCESS_WRAPPER
+
+#include "wfbrename.h"
+#define FBPREFIX(x) wfb##x
+#define WRITE(ptr, val) ((*wfbWriteMemory)((ptr), (val), sizeof(*(ptr))))
+#define READ(ptr) ((*wfbReadMemory)((ptr), sizeof(*(ptr))))
+
+#define MEMCPY_WRAPPED(dst, src, size) do { \
+ size_t _i; \
+ CARD8 *_dst = (CARD8*)(dst), *_src = (CARD8*)(src); \
+ for(_i = 0; _i < size; _i++) { \
+ WRITE(_dst +_i, READ(_src + _i)); \
+ } \
+} while(0)
+
+#define MEMSET_WRAPPED(dst, val, size) do { \
+ size_t _i; \
+ CARD8 *_dst = (CARD8*)(dst); \
+ for(_i = 0; _i < size; _i++) { \
+ WRITE(_dst +_i, (val)); \
+ } \
+} while(0)
+
+#else
+
+#define FBPREFIX(x) fb##x
+#define WRITE(ptr, val) (*(ptr) = (val))
+#define READ(ptr) (*(ptr))
+#define MEMCPY_WRAPPED(dst, src, size) memcpy((dst), (src), (size))
+#define MEMSET_WRAPPED(dst, val, size) memset((dst), (val), (size))
+
+#endif
+
+/*
+ * This single define controls the basic size of data manipulated
+ * by this software; it must be log2(sizeof (FbBits) * 8)
+ */
+
+#ifndef FB_SHIFT
+#define FB_SHIFT LOG2_BITMAP_PAD
+#endif
+
+#if FB_SHIFT < LOG2_BITMAP_PAD
+ error FB_SHIFT must be >= LOG2_BITMAP_PAD
+#endif
+
+#define FB_UNIT (1 << FB_SHIFT)
+#define FB_HALFUNIT (1 << (FB_SHIFT-1))
+#define FB_MASK (FB_UNIT - 1)
+#define FB_ALLONES ((FbBits) -1)
+
+#if GLYPHPADBYTES != 4
+#error "GLYPHPADBYTES must be 4"
+#endif
+#if GETLEFTBITS_ALIGNMENT != 1
+#error "GETLEFTBITS_ALIGNMENT must be 1"
+#endif
+/* whether to bother to include 24bpp support */
+#ifndef FBNO24BIT
+#define FB_24BIT
+#endif
+
+/*
+ * Unless otherwise instructed, fb includes code to advertise 24bpp
+ * windows with 32bpp image format for application compatibility
+ */
+
+#ifdef FB_24BIT
+#ifndef FBNO24_32
+#define FB_24_32BIT
+#endif
+#endif
+
+#define FB_STIP_SHIFT LOG2_BITMAP_PAD
+#define FB_STIP_UNIT (1 << FB_STIP_SHIFT)
+#define FB_STIP_MASK (FB_STIP_UNIT - 1)
+#define FB_STIP_ALLONES ((FbStip) -1)
+
+#define FB_STIP_ODDSTRIDE(s) (((s) & (FB_MASK >> FB_STIP_SHIFT)) != 0)
+#define FB_STIP_ODDPTR(p) ((((long) (p)) & (FB_MASK >> 3)) != 0)
+
+#define FbStipStrideToBitsStride(s) (((s) >> (FB_SHIFT - FB_STIP_SHIFT)))
+#define FbBitsStrideToStipStride(s) (((s) << (FB_SHIFT - FB_STIP_SHIFT)))
+
+#define FbFullMask(n) ((n) == FB_UNIT ? FB_ALLONES : ((((FbBits) 1) << n) - 1))
+
+#if FB_SHIFT == 6
+# ifdef WIN32
+typedef unsigned __int64 FbBits;
+# else
+# if defined(__alpha__) || defined(__alpha) || \
+ defined(ia64) || defined(__ia64__) || \
+ defined(__sparc64__) || defined(_LP64) || \
+ defined(__s390x__) || \
+ defined(amd64) || defined (__amd64__) || defined(__x86_64__) || \
+ defined (__powerpc64__) || \
+ (defined(sgi) && (_MIPS_SZLONG == 64))
+typedef unsigned long FbBits;
+# else
+typedef unsigned long long FbBits;
+# endif
+# endif
+#endif
+
+#if FB_SHIFT == 5
+typedef CARD32 FbBits;
+#endif
+
+#if FB_SHIFT == 4
+typedef CARD16 FbBits;
+#endif
+
+#if LOG2_BITMAP_PAD == FB_SHIFT
+typedef FbBits FbStip;
+#else
+# if LOG2_BITMAP_PAD == 5
+typedef CARD32 FbStip;
+# endif
+#endif
+
+typedef int FbStride;
+
+
+#ifdef FB_DEBUG
+extern void fbValidateDrawable(DrawablePtr d);
+extern void fbInitializeDrawable(DrawablePtr d);
+extern void fbSetBits (FbStip *bits, int stride, FbStip data);
+#define FB_HEAD_BITS (FbStip) (0xbaadf00d)
+#define FB_TAIL_BITS (FbStip) (0xbaddf0ad)
+#else
+#define fbValidateDrawable(d)
+#define fdInitializeDrawable(d)
+#endif
+
+#include "fbrop.h"
+
+#if BITMAP_BIT_ORDER == LSBFirst
+#define FbScrLeft(x,n) ((x) >> (n))
+#define FbScrRight(x,n) ((x) << (n))
+/* #define FbLeftBits(x,n) ((x) & ((((FbBits) 1) << (n)) - 1)) */
+#define FbLeftStipBits(x,n) ((x) & ((((FbStip) 1) << (n)) - 1))
+#define FbStipMoveLsb(x,s,n) (FbStipRight (x,(s)-(n)))
+#define FbPatternOffsetBits 0
+#else
+#define FbScrLeft(x,n) ((x) << (n))
+#define FbScrRight(x,n) ((x) >> (n))
+/* #define FbLeftBits(x,n) ((x) >> (FB_UNIT - (n))) */
+#define FbLeftStipBits(x,n) ((x) >> (FB_STIP_UNIT - (n)))
+#define FbStipMoveLsb(x,s,n) (x)
+#define FbPatternOffsetBits (sizeof (FbBits) - 1)
+#endif
+
+#include "micoord.h"
+
+#define FbStipLeft(x,n) FbScrLeft(x,n)
+#define FbStipRight(x,n) FbScrRight(x,n)
+
+#define FbRotLeft(x,n) FbScrLeft(x,n) | (n ? FbScrRight(x,FB_UNIT-n) : 0)
+#define FbRotRight(x,n) FbScrRight(x,n) | (n ? FbScrLeft(x,FB_UNIT-n) : 0)
+
+#define FbRotStipLeft(x,n) FbStipLeft(x,n) | (n ? FbStipRight(x,FB_STIP_UNIT-n) : 0)
+#define FbRotStipRight(x,n) FbStipRight(x,n) | (n ? FbStipLeft(x,FB_STIP_UNIT-n) : 0)
+
+#define FbLeftMask(x) ( ((x) & FB_MASK) ? \
+ FbScrRight(FB_ALLONES,(x) & FB_MASK) : 0)
+#define FbRightMask(x) ( ((FB_UNIT - (x)) & FB_MASK) ? \
+ FbScrLeft(FB_ALLONES,(FB_UNIT - (x)) & FB_MASK) : 0)
+
+#define FbLeftStipMask(x) ( ((x) & FB_STIP_MASK) ? \
+ FbStipRight(FB_STIP_ALLONES,(x) & FB_STIP_MASK) : 0)
+#define FbRightStipMask(x) ( ((FB_STIP_UNIT - (x)) & FB_STIP_MASK) ? \
+ FbScrLeft(FB_STIP_ALLONES,(FB_STIP_UNIT - (x)) & FB_STIP_MASK) : 0)
+
+#define FbBitsMask(x,w) (FbScrRight(FB_ALLONES,(x) & FB_MASK) & \
+ FbScrLeft(FB_ALLONES,(FB_UNIT - ((x) + (w))) & FB_MASK))
+
+#define FbStipMask(x,w) (FbStipRight(FB_STIP_ALLONES,(x) & FB_STIP_MASK) & \
+ FbStipLeft(FB_STIP_ALLONES,(FB_STIP_UNIT - ((x)+(w))) & FB_STIP_MASK))
+
+
+#define FbMaskBits(x,w,l,n,r) { \
+ n = (w); \
+ r = FbRightMask((x)+n); \
+ l = FbLeftMask(x); \
+ if (l) { \
+ n -= FB_UNIT - ((x) & FB_MASK); \
+ if (n < 0) { \
+ n = 0; \
+ l &= r; \
+ r = 0; \
+ } \
+ } \
+ n >>= FB_SHIFT; \
+}
+
+#ifdef FBNOPIXADDR
+#define FbMaskBitsBytes(x,w,copy,l,lb,n,r,rb) FbMaskBits(x,w,l,n,r)
+#define FbDoLeftMaskByteRRop(dst,lb,l,and,xor) { \
+ *dst = FbDoMaskRRop(*dst,and,xor,l); \
+}
+#define FbDoRightMaskByteRRop(dst,rb,r,and,xor) { \
+ *dst = FbDoMaskRRop(*dst,and,xor,r); \
+}
+#else
+
+#define FbByteMaskInvalid 0x10
+
+#define FbPatternOffset(o,t) ((o) ^ (FbPatternOffsetBits & ~(sizeof (t) - 1)))
+
+#define FbPtrOffset(p,o,t) ((t *) ((CARD8 *) (p) + (o)))
+#define FbSelectPatternPart(xor,o,t) ((xor) >> (FbPatternOffset (o,t) << 3))
+#define FbStorePart(dst,off,t,xor) (WRITE(FbPtrOffset(dst,off,t), \
+ FbSelectPart(xor,off,t)))
+#ifndef FbSelectPart
+#define FbSelectPart(x,o,t) FbSelectPatternPart(x,o,t)
+#endif
+
+#define FbMaskBitsBytes(x,w,copy,l,lb,n,r,rb) { \
+ n = (w); \
+ lb = 0; \
+ rb = 0; \
+ r = FbRightMask((x)+n); \
+ if (r) { \
+ /* compute right byte length */ \
+ if ((copy) && (((x) + n) & 7) == 0) { \
+ rb = (((x) + n) & FB_MASK) >> 3; \
+ } else { \
+ rb = FbByteMaskInvalid; \
+ } \
+ } \
+ l = FbLeftMask(x); \
+ if (l) { \
+ /* compute left byte length */ \
+ if ((copy) && ((x) & 7) == 0) { \
+ lb = ((x) & FB_MASK) >> 3; \
+ } else { \
+ lb = FbByteMaskInvalid; \
+ } \
+ /* subtract out the portion painted by leftMask */ \
+ n -= FB_UNIT - ((x) & FB_MASK); \
+ if (n < 0) { \
+ if (lb != FbByteMaskInvalid) { \
+ if (rb == FbByteMaskInvalid) { \
+ lb = FbByteMaskInvalid; \
+ } else if (rb) { \
+ lb |= (rb - lb) << (FB_SHIFT - 3); \
+ rb = 0; \
+ } \
+ } \
+ n = 0; \
+ l &= r; \
+ r = 0; \
+ }\
+ } \
+ n >>= FB_SHIFT; \
+}
+
+#if FB_SHIFT == 6
+#define FbDoLeftMaskByteRRop6Cases(dst,xor) \
+ case (sizeof (FbBits) - 7) | (1 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 7) | (2 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 7) | (3 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ break; \
+ case (sizeof (FbBits) - 7) | (4 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 7) | (5 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+ break; \
+ case (sizeof (FbBits) - 7) | (6 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 7): \
+ FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
+ break; \
+ case (sizeof (FbBits) - 6) | (1 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 6) | (2 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ break; \
+ case (sizeof (FbBits) - 6) | (3 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 6) | (4 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+ break; \
+ case (sizeof (FbBits) - 6) | (5 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 6): \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
+ break; \
+ case (sizeof (FbBits) - 5) | (1 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 5) | (2 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 5) | (3 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+ break; \
+ case (sizeof (FbBits) - 5) | (4 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 5): \
+ FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
+ break; \
+ case (sizeof (FbBits) - 4) | (1 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 4) | (2 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+ break; \
+ case (sizeof (FbBits) - 4) | (3 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 4): \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
+ break;
+
+#define FbDoRightMaskByteRRop6Cases(dst,xor) \
+ case 4: \
+ FbStorePart(dst,0,CARD32,xor); \
+ break; \
+ case 5: \
+ FbStorePart(dst,0,CARD32,xor); \
+ FbStorePart(dst,4,CARD8,xor); \
+ break; \
+ case 6: \
+ FbStorePart(dst,0,CARD32,xor); \
+ FbStorePart(dst,4,CARD16,xor); \
+ break; \
+ case 7: \
+ FbStorePart(dst,0,CARD32,xor); \
+ FbStorePart(dst,4,CARD16,xor); \
+ FbStorePart(dst,6,CARD8,xor); \
+ break;
+#else
+#define FbDoLeftMaskByteRRop6Cases(dst,xor)
+#define FbDoRightMaskByteRRop6Cases(dst,xor)
+#endif
+
+#define FbDoLeftMaskByteRRop(dst,lb,l,and,xor) { \
+ switch (lb) { \
+ FbDoLeftMaskByteRRop6Cases(dst,xor) \
+ case (sizeof (FbBits) - 3) | (1 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 3) | (2 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 2) | (1 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+ break; \
+ case sizeof (FbBits) - 3: \
+ FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \
+ case sizeof (FbBits) - 2: \
+ FbStorePart(dst,sizeof (FbBits) - 2,CARD16,xor); \
+ break; \
+ case sizeof (FbBits) - 1: \
+ FbStorePart(dst,sizeof (FbBits) - 1,CARD8,xor); \
+ break; \
+ default: \
+ WRITE(dst, FbDoMaskRRop(READ(dst), and, xor, l)); \
+ break; \
+ } \
+}
+
+
+#define FbDoRightMaskByteRRop(dst,rb,r,and,xor) { \
+ switch (rb) { \
+ case 1: \
+ FbStorePart(dst,0,CARD8,xor); \
+ break; \
+ case 2: \
+ FbStorePart(dst,0,CARD16,xor); \
+ break; \
+ case 3: \
+ FbStorePart(dst,0,CARD16,xor); \
+ FbStorePart(dst,2,CARD8,xor); \
+ break; \
+ FbDoRightMaskByteRRop6Cases(dst,xor) \
+ default: \
+ WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, r)); \
+ } \
+}
+#endif
+
+#define FbMaskStip(x,w,l,n,r) { \
+ n = (w); \
+ r = FbRightStipMask((x)+n); \
+ l = FbLeftStipMask(x); \
+ if (l) { \
+ n -= FB_STIP_UNIT - ((x) & FB_STIP_MASK); \
+ if (n < 0) { \
+ n = 0; \
+ l &= r; \
+ r = 0; \
+ } \
+ } \
+ n >>= FB_STIP_SHIFT; \
+}
+
+/*
+ * These macros are used to transparently stipple
+ * in copy mode; the expected usage is with 'n' constant
+ * so all of the conditional parts collapse into a minimal
+ * sequence of partial word writes
+ *
+ * 'n' is the bytemask of which bytes to store, 'a' is the address
+ * of the FbBits base unit, 'o' is the offset within that unit
+ *
+ * The term "lane" comes from the hardware term "byte-lane" which
+ */
+
+#define FbLaneCase1(n,a,o) ((n) == 0x01 ? (void) \
+ WRITE((CARD8 *) ((a)+FbPatternOffset(o,CARD8)), \
+ fgxor) : (void) 0)
+#define FbLaneCase2(n,a,o) ((n) == 0x03 ? (void) \
+ WRITE((CARD16 *) ((a)+FbPatternOffset(o,CARD16)), \
+ fgxor) : \
+ ((void)FbLaneCase1((n)&1,a,o), \
+ FbLaneCase1((n)>>1,a,(o)+1)))
+#define FbLaneCase4(n,a,o) ((n) == 0x0f ? (void) \
+ WRITE((CARD32 *) ((a)+FbPatternOffset(o,CARD32)), \
+ fgxor) : \
+ ((void)FbLaneCase2((n)&3,a,o), \
+ FbLaneCase2((n)>>2,a,(o)+2)))
+#define FbLaneCase8(n,a,o) ((n) == 0x0ff ? (void) (*(FbBits *) ((a)+(o)) = fgxor) : \
+ ((void)FbLaneCase4((n)&15,a,o), \
+ FbLaneCase4((n)>>4,a,(o)+4)))
+
+#if FB_SHIFT == 6
+#define FbLaneCase(n,a) FbLaneCase8(n,(CARD8 *) (a),0)
+#endif
+
+#if FB_SHIFT == 5
+#define FbLaneCase(n,a) FbLaneCase4(n,(CARD8 *) (a),0)
+#endif
+
+/* Rotate a filled pixel value to the specified alignement */
+#define FbRot24(p,b) (FbScrRight(p,b) | FbScrLeft(p,24-(b)))
+#define FbRot24Stip(p,b) (FbStipRight(p,b) | FbStipLeft(p,24-(b)))
+
+/* step a filled pixel value to the next/previous FB_UNIT alignment */
+#define FbNext24Pix(p) (FbRot24(p,(24-FB_UNIT%24)))
+#define FbPrev24Pix(p) (FbRot24(p,FB_UNIT%24))
+#define FbNext24Stip(p) (FbRot24(p,(24-FB_STIP_UNIT%24)))
+#define FbPrev24Stip(p) (FbRot24(p,FB_STIP_UNIT%24))
+
+/* step a rotation value to the next/previous rotation value */
+#if FB_UNIT == 64
+#define FbNext24Rot(r) ((r) == 16 ? 0 : (r) + 8)
+#define FbPrev24Rot(r) ((r) == 0 ? 16 : (r) - 8)
+
+#if IMAGE_BYTE_ORDER == MSBFirst
+#define FbFirst24Rot(x) (((x) + 8) % 24)
+#else
+#define FbFirst24Rot(x) ((x) % 24)
+#endif
+
+#endif
+
+#if FB_UNIT == 32
+#define FbNext24Rot(r) ((r) == 0 ? 16 : (r) - 8)
+#define FbPrev24Rot(r) ((r) == 16 ? 0 : (r) + 8)
+
+#if IMAGE_BYTE_ORDER == MSBFirst
+#define FbFirst24Rot(x) (((x) + 16) % 24)
+#else
+#define FbFirst24Rot(x) ((x) % 24)
+#endif
+#endif
+
+#define FbNext24RotStip(r) ((r) == 0 ? 16 : (r) - 8)
+#define FbPrev24RotStip(r) ((r) == 16 ? 0 : (r) + 8)
+
+/* Whether 24-bit specific code is needed for this filled pixel value */
+#define FbCheck24Pix(p) ((p) == FbNext24Pix(p))
+
+/* Macros for dealing with dashing */
+
+#define FbDashDeclare \
+ unsigned char *__dash, *__firstDash, *__lastDash
+
+#define FbDashInit(pGC,pPriv,dashOffset,dashlen,even) { \
+ (even) = TRUE; \
+ __firstDash = (pGC)->dash; \
+ __lastDash = __firstDash + (pGC)->numInDashList; \
+ (dashOffset) %= (pPriv)->dashLength; \
+ \
+ __dash = __firstDash; \
+ while ((dashOffset) >= ((dashlen) = *__dash)) \
+ { \
+ (dashOffset) -= (dashlen); \
+ (even) = 1-(even); \
+ if (++__dash == __lastDash) \
+ __dash = __firstDash; \
+ } \
+ (dashlen) -= (dashOffset); \
+}
+
+#define FbDashNext(dashlen) { \
+ if (++__dash == __lastDash) \
+ __dash = __firstDash; \
+ (dashlen) = *__dash; \
+}
+
+/* as numInDashList is always even, this case can skip a test */
+
+#define FbDashNextEven(dashlen) { \
+ (dashlen) = *++__dash; \
+}
+
+#define FbDashNextOdd(dashlen) FbDashNext(dashlen)
+
+#define FbDashStep(dashlen,even) { \
+ if (!--(dashlen)) { \
+ FbDashNext(dashlen); \
+ (even) = 1-(even); \
+ } \
+}
+
+extern DevPrivateKey fbGetGCPrivateKey(void);
+#ifndef FB_NO_WINDOW_PIXMAPS
+extern DevPrivateKey fbGetWinPrivateKey(void);
+#endif
+extern const GCOps fbGCOps;
+extern const GCFuncs fbGCFuncs;
+
+#ifdef FB_24_32BIT
+#define FB_SCREEN_PRIVATE
+#endif
+
+/* Framebuffer access wrapper */
+typedef FbBits (*ReadMemoryProcPtr)(const void *src, int size);
+typedef void (*WriteMemoryProcPtr)(void *dst, FbBits value, int size);
+typedef void (*SetupWrapProcPtr)(ReadMemoryProcPtr *pRead,
+ WriteMemoryProcPtr *pWrite,
+ DrawablePtr pDraw);
+typedef void (*FinishWrapProcPtr)(DrawablePtr pDraw);
+
+#ifdef FB_ACCESS_WRAPPER
+
+#define fbPrepareAccess(pDraw) \
+ fbGetScreenPrivate((pDraw)->pScreen)->setupWrap( \
+ &wfbReadMemory, \
+ &wfbWriteMemory, \
+ (pDraw))
+#define fbFinishAccess(pDraw) \
+ fbGetScreenPrivate((pDraw)->pScreen)->finishWrap(pDraw)
+
+#else
+
+#define fbPrepareAccess(pPix)
+#define fbFinishAccess(pDraw)
+
+#endif
+
+
+#ifdef FB_SCREEN_PRIVATE
+extern DevPrivateKey fbGetScreenPrivateKey(void);
+
+/* private field of a screen */
+typedef struct {
+ unsigned char win32bpp; /* window bpp for 32-bpp images */
+ unsigned char pix32bpp; /* pixmap bpp for 32-bpp images */
+#ifdef FB_ACCESS_WRAPPER
+ SetupWrapProcPtr setupWrap; /* driver hook to set pixmap access wrapping */
+ FinishWrapProcPtr finishWrap; /* driver hook to clean up pixmap access wrapping */
+#endif
+} FbScreenPrivRec, *FbScreenPrivPtr;
+
+#define fbGetScreenPrivate(pScreen) ((FbScreenPrivPtr) \
+ dixLookupPrivate(&(pScreen)->devPrivates, fbGetScreenPrivateKey()))
+#endif
+
+/* private field of GC */
+typedef struct {
+ FbBits and, xor; /* reduced rop values */
+ FbBits bgand, bgxor; /* for stipples */
+ FbBits fg, bg, pm; /* expanded and filled */
+ unsigned int dashLength; /* total of all dash elements */
+ unsigned char oneRect; /* clip list is single rectangle */
+ unsigned char evenStipple; /* stipple is even */
+ unsigned char bpp; /* current drawable bpp */
+} FbGCPrivRec, *FbGCPrivPtr;
+
+#define fbGetGCPrivate(pGC) ((FbGCPrivPtr)\
+ dixLookupPrivate(&(pGC)->devPrivates, fbGetGCPrivateKey()))
+
+#define fbGetCompositeClip(pGC) ((pGC)->pCompositeClip)
+#define fbGetExpose(pGC) ((pGC)->fExpose)
+#define fbGetFreeCompClip(pGC) ((pGC)->freeCompClip)
+#define fbGetRotatedPixmap(pGC) ((pGC)->pRotatedPixmap)
+
+#define fbGetScreenPixmap(s) ((PixmapPtr) (s)->devPrivate)
+#ifdef FB_NO_WINDOW_PIXMAPS
+#define fbGetWindowPixmap(d) fbGetScreenPixmap(((DrawablePtr) (d))->pScreen)
+#else
+#define fbGetWindowPixmap(pWin) ((PixmapPtr)\
+ dixLookupPrivate(&((WindowPtr)(pWin))->devPrivates, fbGetWinPrivateKey()))
+#endif
+
+#ifdef ROOTLESS
+#define __fbPixDrawableX(pPix) ((pPix)->drawable.x)
+#define __fbPixDrawableY(pPix) ((pPix)->drawable.y)
+#else
+#define __fbPixDrawableX(pPix) 0
+#define __fbPixDrawableY(pPix) 0
+#endif
+
+#ifdef COMPOSITE
+#define __fbPixOffXWin(pPix) (__fbPixDrawableX(pPix) - (pPix)->screen_x)
+#define __fbPixOffYWin(pPix) (__fbPixDrawableY(pPix) - (pPix)->screen_y)
+#else
+#define __fbPixOffXWin(pPix) (__fbPixDrawableX(pPix))
+#define __fbPixOffYWin(pPix) (__fbPixDrawableY(pPix))
+#endif
+#define __fbPixOffXPix(pPix) (__fbPixDrawableX(pPix))
+#define __fbPixOffYPix(pPix) (__fbPixDrawableY(pPix))
+
+#define fbGetDrawable(pDrawable, pointer, stride, bpp, xoff, yoff) { \
+ PixmapPtr _pPix; \
+ if ((pDrawable)->type != DRAWABLE_PIXMAP) { \
+ _pPix = fbGetWindowPixmap(pDrawable); \
+ (xoff) = __fbPixOffXWin(_pPix); \
+ (yoff) = __fbPixOffYWin(_pPix); \
+ } else { \
+ _pPix = (PixmapPtr) (pDrawable); \
+ (xoff) = __fbPixOffXPix(_pPix); \
+ (yoff) = __fbPixOffYPix(_pPix); \
+ } \
+ fbPrepareAccess(pDrawable); \
+ (pointer) = (FbBits *) _pPix->devPrivate.ptr; \
+ (stride) = ((int) _pPix->devKind) / sizeof (FbBits); (void)(stride); \
+ (bpp) = _pPix->drawable.bitsPerPixel; (void)(bpp); \
+}
+
+#define fbGetStipDrawable(pDrawable, pointer, stride, bpp, xoff, yoff) { \
+ PixmapPtr _pPix; \
+ if ((pDrawable)->type != DRAWABLE_PIXMAP) { \
+ _pPix = fbGetWindowPixmap(pDrawable); \
+ (xoff) = __fbPixOffXWin(_pPix); \
+ (yoff) = __fbPixOffYWin(_pPix); \
+ } else { \
+ _pPix = (PixmapPtr) (pDrawable); \
+ (xoff) = __fbPixOffXPix(_pPix); \
+ (yoff) = __fbPixOffYPix(_pPix); \
+ } \
+ fbPrepareAccess(pDrawable); \
+ (pointer) = (FbStip *) _pPix->devPrivate.ptr; \
+ (stride) = ((int) _pPix->devKind) / sizeof (FbStip); (void)(stride); \
+ (bpp) = _pPix->drawable.bitsPerPixel; (void)(bpp); \
+}
+
+/*
+ * XFree86 empties the root BorderClip when the VT is inactive,
+ * here's a macro which uses that to disable GetImage and GetSpans
+ */
+
+#define fbWindowEnabled(pWin) \
+ REGION_NOTEMPTY((pWin)->drawable.pScreen, \
+ &WindowTable[(pWin)->drawable.pScreen->myNum]->borderClip)
+
+#define fbDrawableEnabled(pDrawable) \
+ ((pDrawable)->type == DRAWABLE_PIXMAP ? \
+ TRUE : fbWindowEnabled((WindowPtr) pDrawable))
+
+#define FbPowerOfTwo(w) (((w) & ((w) - 1)) == 0)
+/*
+ * Accelerated tiles are power of 2 width <= FB_UNIT
+ */
+#define FbEvenTile(w) ((w) <= FB_UNIT && FbPowerOfTwo(w))
+/*
+ * Accelerated stipples are power of 2 width and <= FB_UNIT/dstBpp
+ * with dstBpp a power of 2 as well
+ */
+#define FbEvenStip(w,bpp) ((w) * (bpp) <= FB_UNIT && FbPowerOfTwo(w) && FbPowerOfTwo(bpp))
+
+/*
+ * fb24_32.c
+ */
+void
+fb24_32GetSpans(DrawablePtr pDrawable,
+ int wMax,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ char *pchardstStart);
+
+void
+fb24_32SetSpans (DrawablePtr pDrawable,
+ GCPtr pGC,
+ char *src,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ int fSorted);
+
+void
+fb24_32PutZImage (DrawablePtr pDrawable,
+ RegionPtr pClip,
+ int alu,
+ FbBits pm,
+ int x,
+ int y,
+ int width,
+ int height,
+ CARD8 *src,
+ FbStride srcStride);
+
+void
+fb24_32GetImage (DrawablePtr pDrawable,
+ int x,
+ int y,
+ int w,
+ int h,
+ unsigned int format,
+ unsigned long planeMask,
+ char *d);
+
+void
+fb24_32CopyMtoN (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure);
+
+PixmapPtr
+fb24_32ReformatTile(PixmapPtr pOldTile, int bitsPerPixel);
+
+Bool
+fb24_32CreateScreenResources(ScreenPtr pScreen);
+
+Bool
+fb24_32ModifyPixmapHeader (PixmapPtr pPixmap,
+ int width,
+ int height,
+ int depth,
+ int bitsPerPixel,
+ int devKind,
+ pointer pPixData);
+
+/*
+ * fballpriv.c
+ */
+Bool
+fbAllocatePrivates(ScreenPtr pScreen, DevPrivateKey *pGCIndex);
+
+/*
+ * fbarc.c
+ */
+
+void
+fbPolyArc (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int narcs,
+ xArc *parcs);
+
+/*
+ * fbbits.c
+ */
+
+void
+fbBresSolid8(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+void
+fbBresDash8 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+void
+fbDots8 (FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ BoxPtr pBox,
+ xPoint *pts,
+ int npt,
+ int xorg,
+ int yorg,
+ int xoff,
+ int yoff,
+ FbBits and,
+ FbBits xor);
+
+void
+fbArc8 (FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ xArc *arc,
+ int dx,
+ int dy,
+ FbBits and,
+ FbBits xor);
+
+void
+fbGlyph8 (FbBits *dstLine,
+ FbStride dstStride,
+ int dstBpp,
+ FbStip *stipple,
+ FbBits fg,
+ int height,
+ int shift);
+
+void
+fbPolyline8 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ptsOrig);
+
+void
+fbPolySegment8 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pseg);
+
+void
+fbBresSolid16(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+void
+fbBresDash16(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+void
+fbDots16(FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ BoxPtr pBox,
+ xPoint *pts,
+ int npt,
+ int xorg,
+ int yorg,
+ int xoff,
+ int yoff,
+ FbBits and,
+ FbBits xor);
+
+void
+fbArc16(FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ xArc *arc,
+ int dx,
+ int dy,
+ FbBits and,
+ FbBits xor);
+
+void
+fbGlyph16(FbBits *dstLine,
+ FbStride dstStride,
+ int dstBpp,
+ FbStip *stipple,
+ FbBits fg,
+ int height,
+ int shift);
+
+void
+fbPolyline16 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ptsOrig);
+
+void
+fbPolySegment16 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pseg);
+
+
+void
+fbBresSolid24(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+void
+fbBresDash24(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+void
+fbDots24(FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ BoxPtr pBox,
+ xPoint *pts,
+ int npt,
+ int xorg,
+ int yorg,
+ int xoff,
+ int yoff,
+ FbBits and,
+ FbBits xor);
+
+void
+fbArc24(FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ xArc *arc,
+ int dx,
+ int dy,
+ FbBits and,
+ FbBits xor);
+
+void
+fbGlyph24(FbBits *dstLine,
+ FbStride dstStride,
+ int dstBpp,
+ FbStip *stipple,
+ FbBits fg,
+ int height,
+ int shift);
+
+void
+fbPolyline24 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ptsOrig);
+
+void
+fbPolySegment24 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pseg);
+
+
+void
+fbBresSolid32(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+void
+fbBresDash32(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+void
+fbDots32(FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ BoxPtr pBox,
+ xPoint *pts,
+ int npt,
+ int xorg,
+ int yorg,
+ int xoff,
+ int yoff,
+ FbBits and,
+ FbBits xor);
+
+void
+fbArc32(FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ xArc *arc,
+ int dx,
+ int dy,
+ FbBits and,
+ FbBits xor);
+
+void
+fbGlyph32(FbBits *dstLine,
+ FbStride dstStride,
+ int dstBpp,
+ FbStip *stipple,
+ FbBits fg,
+ int height,
+ int shift);
+void
+fbPolyline32 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ptsOrig);
+
+void
+fbPolySegment32 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pseg);
+
+/*
+ * fbblt.c
+ */
+void
+fbBlt (FbBits *src,
+ FbStride srcStride,
+ int srcX,
+
+ FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm,
+ int bpp,
+
+ Bool reverse,
+ Bool upsidedown);
+
+void
+fbBlt24 (FbBits *srcLine,
+ FbStride srcStride,
+ int srcX,
+
+ FbBits *dstLine,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm,
+
+ Bool reverse,
+ Bool upsidedown);
+
+void
+fbBltStip (FbStip *src,
+ FbStride srcStride, /* in FbStip units, not FbBits units */
+ int srcX,
+
+ FbStip *dst,
+ FbStride dstStride, /* in FbStip units, not FbBits units */
+ int dstX,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm,
+ int bpp);
+
+/*
+ * fbbltone.c
+ */
+void
+fbBltOne (FbStip *src,
+ FbStride srcStride,
+ int srcX,
+ FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int dstBpp,
+
+ int width,
+ int height,
+
+ FbBits fgand,
+ FbBits fbxor,
+ FbBits bgand,
+ FbBits bgxor);
+
+#ifdef FB_24BIT
+void
+fbBltOne24 (FbStip *src,
+ FbStride srcStride, /* FbStip units per scanline */
+ int srcX, /* bit position of source */
+ FbBits *dst,
+ FbStride dstStride, /* FbBits units per scanline */
+ int dstX, /* bit position of dest */
+ int dstBpp, /* bits per destination unit */
+
+ int width, /* width in bits of destination */
+ int height, /* height in scanlines */
+
+ FbBits fgand, /* rrop values */
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor);
+#endif
+
+void
+fbBltPlane (FbBits *src,
+ FbStride srcStride,
+ int srcX,
+ int srcBpp,
+
+ FbStip *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbStip fgand,
+ FbStip fgxor,
+ FbStip bgand,
+ FbStip bgxor,
+ Pixel planeMask);
+
+/*
+ * fbcmap.c
+ */
+int
+fbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps);
+
+void
+fbInstallColormap(ColormapPtr pmap);
+
+void
+fbUninstallColormap(ColormapPtr pmap);
+
+void
+fbResolveColor(unsigned short *pred,
+ unsigned short *pgreen,
+ unsigned short *pblue,
+ VisualPtr pVisual);
+
+Bool
+fbInitializeColormap(ColormapPtr pmap);
+
+int
+fbExpandDirectColors (ColormapPtr pmap,
+ int ndef,
+ xColorItem *indefs,
+ xColorItem *outdefs);
+
+Bool
+fbCreateDefColormap(ScreenPtr pScreen);
+
+void
+fbClearVisualTypes(void);
+
+Bool
+fbHasVisualTypes (int depth);
+
+Bool
+fbSetVisualTypes (int depth, int visuals, int bitsPerRGB);
+
+Bool
+fbSetVisualTypesAndMasks (int depth, int visuals, int bitsPerRGB,
+ Pixel redMask, Pixel greenMask, Pixel blueMask);
+
+Bool
+fbInitVisuals (VisualPtr *visualp,
+ DepthPtr *depthp,
+ int *nvisualp,
+ int *ndepthp,
+ int *rootDepthp,
+ VisualID *defaultVisp,
+ unsigned long sizes,
+ int bitsPerRGB);
+
+/*
+ * fbcopy.c
+ */
+
+typedef void (*fbCopyProc) (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pDstBox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure);
+
+void
+fbCopyNtoN (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure);
+
+void
+fbCopy1toN (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure);
+
+void
+fbCopyNto1 (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure);
+
+void
+fbCopyRegion (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ RegionPtr pDstRegion,
+ int dx,
+ int dy,
+ fbCopyProc copyProc,
+ Pixel bitPlane,
+ void *closure);
+
+RegionPtr
+fbDoCopy (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ int xIn,
+ int yIn,
+ int widthSrc,
+ int heightSrc,
+ int xOut,
+ int yOut,
+ fbCopyProc copyProc,
+ Pixel bitplane,
+ void *closure);
+
+RegionPtr
+fbCopyArea (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ int xIn,
+ int yIn,
+ int widthSrc,
+ int heightSrc,
+ int xOut,
+ int yOut);
+
+RegionPtr
+fbCopyPlane (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ int xIn,
+ int yIn,
+ int widthSrc,
+ int heightSrc,
+ int xOut,
+ int yOut,
+ unsigned long bitplane);
+
+/*
+ * fbfill.c
+ */
+void
+fbFill (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int x,
+ int y,
+ int width,
+ int height);
+
+void
+fbSolidBoxClipped (DrawablePtr pDrawable,
+ RegionPtr pClip,
+ int xa,
+ int ya,
+ int xb,
+ int yb,
+ FbBits and,
+ FbBits xor);
+
+/*
+ * fbfillrect.c
+ */
+void
+fbPolyFillRect(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nrectInit,
+ xRectangle *prectInit);
+
+#define fbPolyFillArc miPolyFillArc
+
+#define fbFillPolygon miFillPolygon
+
+/*
+ * fbfillsp.c
+ */
+void
+fbFillSpans (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nInit,
+ DDXPointPtr pptInit,
+ int *pwidthInit,
+ int fSorted);
+
+
+/*
+ * fbgc.c
+ */
+
+Bool
+fbCreateGC(GCPtr pGC);
+
+void
+fbPadPixmap (PixmapPtr pPixmap);
+
+void
+fbValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable);
+
+/*
+ * fbgetsp.c
+ */
+void
+fbGetSpans(DrawablePtr pDrawable,
+ int wMax,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ char *pchardstStart);
+
+/*
+ * fbglyph.c
+ */
+
+Bool
+fbGlyphIn (RegionPtr pRegion,
+ int x,
+ int y,
+ int width,
+ int height);
+
+void
+fbPolyGlyphBlt (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int x,
+ int y,
+ unsigned int nglyph,
+ CharInfoPtr *ppci,
+ pointer pglyphBase);
+
+void
+fbImageGlyphBlt (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int x,
+ int y,
+ unsigned int nglyph,
+ CharInfoPtr *ppci,
+ pointer pglyphBase);
+
+/*
+ * fbimage.c
+ */
+
+void
+fbPutImage (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int depth,
+ int x,
+ int y,
+ int w,
+ int h,
+ int leftPad,
+ int format,
+ char *pImage);
+
+void
+fbPutZImage (DrawablePtr pDrawable,
+ RegionPtr pClip,
+ int alu,
+ FbBits pm,
+ int x,
+ int y,
+ int width,
+ int height,
+ FbStip *src,
+ FbStride srcStride);
+
+void
+fbPutXYImage (DrawablePtr pDrawable,
+ RegionPtr pClip,
+ FbBits fg,
+ FbBits bg,
+ FbBits pm,
+ int alu,
+ Bool opaque,
+
+ int x,
+ int y,
+ int width,
+ int height,
+
+ FbStip *src,
+ FbStride srcStride,
+ int srcX);
+
+void
+fbGetImage (DrawablePtr pDrawable,
+ int x,
+ int y,
+ int w,
+ int h,
+ unsigned int format,
+ unsigned long planeMask,
+ char *d);
+/*
+ * fbline.c
+ */
+
+void
+fbZeroLine (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ppt);
+
+void
+fbZeroSegment (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pSegs);
+
+void
+fbPolyLine (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ppt);
+
+void
+fbFixCoordModePrevious (int npt,
+ DDXPointPtr ppt);
+
+void
+fbPolySegment (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pseg);
+
+#define fbPolyRectangle miPolyRectangle
+
+/*
+ * fbpict.c
+ */
+
+Bool
+fbPictureInit (ScreenPtr pScreen,
+ PictFormatPtr formats,
+ int nformats);
+
+/*
+ * fbpixmap.c
+ */
+
+PixmapPtr
+fbCreatePixmapBpp (ScreenPtr pScreen, int width, int height, int depth, int bpp,
+ unsigned usage_hint);
+
+PixmapPtr
+fbCreatePixmap (ScreenPtr pScreen, int width, int height, int depth,
+ unsigned usage_hint);
+
+Bool
+fbDestroyPixmap (PixmapPtr pPixmap);
+
+RegionPtr
+fbPixmapToRegion(PixmapPtr pPix);
+
+/*
+ * fbpoint.c
+ */
+
+void
+fbDots (FbBits *dstOrig,
+ FbStride dstStride,
+ int dstBpp,
+ BoxPtr pBox,
+ xPoint *pts,
+ int npt,
+ int xorg,
+ int yorg,
+ int xoff,
+ int yoff,
+ FbBits andOrig,
+ FbBits xorOrig);
+
+void
+fbPolyPoint (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ xPoint *pptInit);
+
+/*
+ * fbpush.c
+ */
+void
+fbPushPattern (DrawablePtr pDrawable,
+ GCPtr pGC,
+
+ FbStip *src,
+ FbStride srcStride,
+ int srcX,
+
+ int x,
+ int y,
+
+ int width,
+ int height);
+
+void
+fbPushFill (DrawablePtr pDrawable,
+ GCPtr pGC,
+
+ FbStip *src,
+ FbStride srcStride,
+ int srcX,
+
+ int x,
+ int y,
+ int width,
+ int height);
+
+void
+fbPush1toN (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure);
+
+void
+fbPushImage (DrawablePtr pDrawable,
+ GCPtr pGC,
+
+ FbStip *src,
+ FbStride srcStride,
+ int srcX,
+
+ int x,
+ int y,
+ int width,
+ int height);
+
+void
+fbPushPixels (GCPtr pGC,
+ PixmapPtr pBitmap,
+ DrawablePtr pDrawable,
+ int dx,
+ int dy,
+ int xOrg,
+ int yOrg);
+
+
+/*
+ * fbscreen.c
+ */
+
+Bool
+fbCloseScreen (int indx, ScreenPtr pScreen);
+
+Bool
+fbRealizeFont(ScreenPtr pScreen, FontPtr pFont);
+
+Bool
+fbUnrealizeFont(ScreenPtr pScreen, FontPtr pFont);
+
+void
+fbQueryBestSize (int class,
+ unsigned short *width, unsigned short *height,
+ ScreenPtr pScreen);
+
+PixmapPtr
+_fbGetWindowPixmap (WindowPtr pWindow);
+
+void
+_fbSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap);
+
+Bool
+fbSetupScreen(ScreenPtr pScreen,
+ pointer pbits, /* pointer to screen bitmap */
+ int xsize, /* in pixels */
+ int ysize,
+ int dpix, /* dots per inch */
+ int dpiy,
+ int width, /* pixel width of frame buffer */
+ int bpp); /* bits per pixel of frame buffer */
+
+Bool
+wfbFinishScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp,
+ SetupWrapProcPtr setupWrap,
+ FinishWrapProcPtr finishWrap);
+
+Bool
+wfbScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp,
+ SetupWrapProcPtr setupWrap,
+ FinishWrapProcPtr finishWrap);
+
+Bool
+fbFinishScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp);
+
+Bool
+fbScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp);
+
+void
+fbInitializeBackingStore (ScreenPtr pScreen);
+
+/*
+ * fbseg.c
+ */
+typedef void FbBres (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+FbBres fbBresSolid, fbBresDash, fbBresFill, fbBresFillDash;
+/*
+ * fbsetsp.c
+ */
+
+void
+fbSetSpans (DrawablePtr pDrawable,
+ GCPtr pGC,
+ char *src,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ int fSorted);
+
+FbBres *
+fbSelectBres (DrawablePtr pDrawable,
+ GCPtr pGC);
+
+void
+fbBres (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+void
+fbSegment (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int xa,
+ int ya,
+ int xb,
+ int yb,
+ Bool drawLast,
+ int *dashOffset);
+
+
+/*
+ * fbsolid.c
+ */
+
+void
+fbSolid (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int bpp,
+
+ int width,
+ int height,
+
+ FbBits and,
+ FbBits xor);
+
+#ifdef FB_24BIT
+void
+fbSolid24 (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbBits and,
+ FbBits xor);
+#endif
+
+/*
+ * fbstipple.c
+ */
+
+void
+fbTransparentSpan (FbBits *dst,
+ FbBits stip,
+ FbBits fgxor,
+ int n);
+
+void
+fbEvenStipple (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int dstBpp,
+
+ int width,
+ int height,
+
+ FbStip *stip,
+ FbStride stipStride,
+ int stipHeight,
+
+ FbBits fgand,
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor,
+
+ int xRot,
+ int yRot);
+
+void
+fbOddStipple (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int dstBpp,
+
+ int width,
+ int height,
+
+ FbStip *stip,
+ FbStride stipStride,
+ int stipWidth,
+ int stipHeight,
+
+ FbBits fgand,
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor,
+
+ int xRot,
+ int yRot);
+
+void
+fbStipple (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int dstBpp,
+
+ int width,
+ int height,
+
+ FbStip *stip,
+ FbStride stipStride,
+ int stipWidth,
+ int stipHeight,
+ Bool even,
+
+ FbBits fgand,
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor,
+
+ int xRot,
+ int yRot);
+
+/*
+ * fbtile.c
+ */
+
+void
+fbEvenTile (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbBits *tile,
+ FbStride tileStride,
+ int tileHeight,
+
+ int alu,
+ FbBits pm,
+ int xRot,
+ int yRot);
+
+void
+fbOddTile (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbBits *tile,
+ FbStride tileStride,
+ int tileWidth,
+ int tileHeight,
+
+ int alu,
+ FbBits pm,
+ int bpp,
+
+ int xRot,
+ int yRot);
+
+void
+fbTile (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbBits *tile,
+ FbStride tileStride,
+ int tileWidth,
+ int tileHeight,
+
+ int alu,
+ FbBits pm,
+ int bpp,
+
+ int xRot,
+ int yRot);
+
+/*
+ * fbutil.c
+ */
+FbBits
+fbReplicatePixel (Pixel p, int bpp);
+
+void
+fbReduceRasterOp (int rop, FbBits fg, FbBits pm, FbBits *andp, FbBits *xorp);
+
+#ifdef FB_ACCESS_WRAPPER
+extern ReadMemoryProcPtr wfbReadMemory;
+extern WriteMemoryProcPtr wfbWriteMemory;
+#endif
+
+/*
+ * fbwindow.c
+ */
+
+Bool
+fbCreateWindow(WindowPtr pWin);
+
+Bool
+fbDestroyWindow(WindowPtr pWin);
+
+Bool
+fbMapWindow(WindowPtr pWindow);
+
+Bool
+fbPositionWindow(WindowPtr pWin, int x, int y);
+
+Bool
+fbUnmapWindow(WindowPtr pWindow);
+
+void
+fbCopyWindowProc (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure);
+
+void
+fbCopyWindow(WindowPtr pWin,
+ DDXPointRec ptOldOrg,
+ RegionPtr prgnSrc);
+
+Bool
+fbChangeWindowAttributes(WindowPtr pWin, unsigned long mask);
+
+void
+fbFillRegionSolid (DrawablePtr pDrawable,
+ RegionPtr pRegion,
+ FbBits and,
+ FbBits xor);
+
+pixman_image_t *image_from_pict (PicturePtr pict,
+ Bool has_clip);
+void free_pixman_pict (PicturePtr, pixman_image_t *);
+
+#endif /* _FB_H_ */
+
diff --git a/xorg-server/fb/fb24_32.c b/xorg-server/fb/fb24_32.c
new file mode 100644
index 000000000..1ebd598a8
--- /dev/null
+++ b/xorg-server/fb/fb24_32.c
@@ -0,0 +1,635 @@
+/*
+ * Copyright © 2000 SuSE, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of SuSE not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. SuSE makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
+ * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: Keith Packard, SuSE, Inc.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <string.h>
+
+#include "fb.h"
+
+/* X apps don't like 24bpp images, this code exposes 32bpp images */
+
+/*
+ * These two functions do a full CopyArea while reformatting
+ * the data between 24 and 32bpp. They try to go a bit faster
+ * by reading/writing aligned CARD32s where it's easy
+ */
+
+#define Get8(a) ((CARD32) READ(a))
+
+#if BITMAP_BIT_ORDER == MSBFirst
+#define Get24(a) ((Get8(a) << 16) | (Get8((a)+1) << 8) | Get8((a)+2))
+#define Put24(a,p) ((WRITE((a+0), (CARD8) ((p) >> 16))), \
+ (WRITE((a+1), (CARD8) ((p) >> 8))), \
+ (WRITE((a+2), (CARD8) (p))))
+#else
+#define Get24(a) (Get8(a) | (Get8((a)+1) << 8) | (Get8((a)+2)<<16))
+#define Put24(a,p) ((WRITE((a+0), (CARD8) (p))), \
+ (WRITE((a+1), (CARD8) ((p) >> 8))), \
+ (WRITE((a+2), (CARD8) ((p) >> 16))))
+#endif
+
+typedef void (*fb24_32BltFunc) (CARD8 *srcLine,
+ FbStride srcStride,
+ int srcX,
+
+ CARD8 *dstLine,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm);
+
+static void
+fb24_32BltDown (CARD8 *srcLine,
+ FbStride srcStride,
+ int srcX,
+
+ CARD8 *dstLine,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm)
+{
+ CARD32 *src;
+ CARD8 *dst;
+ int w;
+ Bool destInvarient;
+ CARD32 pixel, dpixel;
+ FbDeclareMergeRop ();
+
+ srcLine += srcX * 4;
+ dstLine += dstX * 3;
+
+ FbInitializeMergeRop(alu, (pm | ~(FbBits) 0xffffff));
+ destInvarient = FbDestInvarientMergeRop();
+
+ while (height--)
+ {
+ src = (CARD32 *) srcLine;
+ dst = dstLine;
+ srcLine += srcStride;
+ dstLine += dstStride;
+ w = width;
+ if (destInvarient)
+ {
+ while (((long) dst & 3) && w)
+ {
+ w--;
+ pixel = READ(src++);
+ pixel = FbDoDestInvarientMergeRop(pixel);
+ Put24 (dst, pixel);
+ dst += 3;
+ }
+ /* Do four aligned pixels at a time */
+ while (w >= 4)
+ {
+ CARD32 s0, s1;
+ s0 = READ(src++);
+ s0 = FbDoDestInvarientMergeRop(s0);
+ s1 = READ(src++);
+ s1 = FbDoDestInvarientMergeRop(s1);
+#if BITMAP_BIT_ORDER == LSBFirst
+ WRITE((CARD32 *)dst, (s0 & 0xffffff) | (s1 << 24));
+#else
+ WRITE((CARD32 *)dst, (s0 << 8) | ((s1 & 0xffffff) >> 16));
+#endif
+ s0 = READ(src++);
+ s0 = FbDoDestInvarientMergeRop(s0);
+#if BITMAP_BIT_ORDER == LSBFirst
+ WRITE((CARD32 *)(dst+4), ((s1 & 0xffffff) >> 8) | (s0 << 16));
+#else
+ WRITE((CARD32 *)(dst+4), (s1 << 16) | ((s0 & 0xffffff) >> 8));
+#endif
+ s1 = READ(src++);
+ s1 = FbDoDestInvarientMergeRop(s1);
+#if BITMAP_BIT_ORDER == LSBFirst
+ WRITE((CARD32 *)(dst+8), ((s0 & 0xffffff) >> 16) | (s1 << 8));
+#else
+ WRITE((CARD32 *)(dst+8), (s0 << 24) | (s1 & 0xffffff));
+#endif
+ dst += 12;
+ w -= 4;
+ }
+ while (w--)
+ {
+ pixel = READ(src++);
+ pixel = FbDoDestInvarientMergeRop(pixel);
+ Put24 (dst, pixel);
+ dst += 3;
+ }
+ }
+ else
+ {
+ while (w--)
+ {
+ pixel = READ(src++);
+ dpixel = Get24 (dst);
+ pixel = FbDoMergeRop(pixel, dpixel);
+ Put24 (dst, pixel);
+ dst += 3;
+ }
+ }
+ }
+}
+
+static void
+fb24_32BltUp (CARD8 *srcLine,
+ FbStride srcStride,
+ int srcX,
+
+ CARD8 *dstLine,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm)
+{
+ CARD8 *src;
+ CARD32 *dst;
+ int w;
+ Bool destInvarient;
+ CARD32 pixel;
+ FbDeclareMergeRop ();
+
+ FbInitializeMergeRop(alu, (pm | (~(FbBits) 0xffffff)));
+ destInvarient = FbDestInvarientMergeRop();
+
+ srcLine += srcX * 3;
+ dstLine += dstX * 4;
+
+ while (height--)
+ {
+ w = width;
+ src = srcLine;
+ dst = (CARD32 *) dstLine;
+ srcLine += srcStride;
+ dstLine += dstStride;
+ if (destInvarient)
+ {
+ while (((long) src & 3) && w)
+ {
+ w--;
+ pixel = Get24(src);
+ src += 3;
+ WRITE(dst++, FbDoDestInvarientMergeRop(pixel));
+ }
+ /* Do four aligned pixels at a time */
+ while (w >= 4)
+ {
+ CARD32 s0, s1;
+
+ s0 = READ((CARD32 *)src);
+#if BITMAP_BIT_ORDER == LSBFirst
+ pixel = s0 & 0xffffff;
+#else
+ pixel = s0 >> 8;
+#endif
+ WRITE(dst++, FbDoDestInvarientMergeRop(pixel));
+ s1 = READ((CARD32 *)(src+4));
+#if BITMAP_BIT_ORDER == LSBFirst
+ pixel = (s0 >> 24) | ((s1 << 8) & 0xffffff);
+#else
+ pixel = ((s0 << 16) & 0xffffff) | (s1 >> 16);
+#endif
+ WRITE(dst++, FbDoDestInvarientMergeRop(pixel));
+ s0 = READ((CARD32 *)(src+8));
+#if BITMAP_BIT_ORDER == LSBFirst
+ pixel = (s1 >> 16) | ((s0 << 16) & 0xffffff);
+#else
+ pixel = ((s1 << 8) & 0xffffff) | (s0 >> 24);
+#endif
+ WRITE(dst++, FbDoDestInvarientMergeRop(pixel));
+#if BITMAP_BIT_ORDER == LSBFirst
+ pixel = s0 >> 8;
+#else
+ pixel = s0 & 0xffffff;
+#endif
+ WRITE(dst++, FbDoDestInvarientMergeRop(pixel));
+ src += 12;
+ w -= 4;
+ }
+ while (w)
+ {
+ w--;
+ pixel = Get24(src);
+ src += 3;
+ WRITE(dst++, FbDoDestInvarientMergeRop(pixel));
+ }
+ }
+ else
+ {
+ while (w--)
+ {
+ pixel = Get24(src);
+ src += 3;
+ WRITE(dst, FbDoMergeRop(pixel, READ(dst)));
+ dst++;
+ }
+ }
+ }
+}
+
+/*
+ * Spans functions; probably unused.
+ */
+void
+fb24_32GetSpans(DrawablePtr pDrawable,
+ int wMax,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ char *pchardstStart)
+{
+ FbBits *srcBits;
+ CARD8 *src;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+ CARD8 *dst;
+
+ fbGetDrawable (pDrawable, srcBits, srcStride, srcBpp, srcXoff, srcYoff);
+ src = (CARD8 *) srcBits;
+ srcStride *= sizeof (FbBits);
+
+ while (nspans--)
+ {
+ dst = (CARD8 *) pchardstStart;
+ fb24_32BltUp (src + (ppt->y + srcYoff) * srcStride, srcStride,
+ ppt->x + srcXoff,
+
+ dst,
+ 1,
+ 0,
+
+ *pwidth,
+ 1,
+
+ GXcopy,
+ FB_ALLONES);
+
+ pchardstStart += PixmapBytePad(*pwidth, pDrawable->depth);
+ ppt++;
+ pwidth++;
+ }
+
+ fbFinishAccess (pDrawable);
+}
+
+void
+fb24_32SetSpans (DrawablePtr pDrawable,
+ GCPtr pGC,
+ char *src,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ int fSorted)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ RegionPtr pClip = fbGetCompositeClip(pGC);
+ FbBits *dstBits;
+ CARD8 *dst, *d, *s;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ BoxPtr pbox;
+ int n;
+ int x1, x2;
+
+ fbGetDrawable (pDrawable, dstBits, dstStride, dstBpp, dstXoff, dstYoff);
+ dst = (CARD8 *) dstBits;
+ dstStride *= sizeof (FbBits);
+ while (nspans--)
+ {
+ d = dst + (ppt->y + dstYoff) * dstStride;
+ s = (CARD8 *) src;
+ n = REGION_NUM_RECTS(pClip);
+ pbox = REGION_RECTS (pClip);
+ while (n--)
+ {
+ if (pbox->y1 > ppt->y)
+ break;
+ if (pbox->y2 > ppt->y)
+ {
+ x1 = ppt->x;
+ x2 = x1 + *pwidth;
+ if (pbox->x1 > x1)
+ x1 = pbox->x1;
+ if (pbox->x2 < x2)
+ x2 = pbox->x2;
+ if (x1 < x2)
+ fb24_32BltDown (s,
+ 0,
+ (x1 - ppt->x),
+ d,
+ dstStride,
+ x1 + dstXoff,
+
+ (x2 - x1),
+ 1,
+ pGC->alu,
+ pPriv->pm);
+ }
+ }
+ src += PixmapBytePad (*pwidth, pDrawable->depth);
+ ppt++;
+ pwidth++;
+ }
+
+ fbFinishAccess (pDrawable);
+}
+
+/*
+ * Clip and put 32bpp Z-format images to a 24bpp drawable
+ */
+void
+fb24_32PutZImage (DrawablePtr pDrawable,
+ RegionPtr pClip,
+ int alu,
+ FbBits pm,
+ int x,
+ int y,
+ int width,
+ int height,
+ CARD8 *src,
+ FbStride srcStride)
+{
+ FbBits *dstBits;
+ CARD8 *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ int nbox;
+ BoxPtr pbox;
+ int x1, y1, x2, y2;
+
+ fbGetDrawable (pDrawable, dstBits, dstStride, dstBpp, dstXoff, dstYoff);
+ dstStride *= sizeof(FbBits);
+ dst = (CARD8 *) dstBits;
+
+ for (nbox = REGION_NUM_RECTS (pClip),
+ pbox = REGION_RECTS(pClip);
+ nbox--;
+ pbox++)
+ {
+ x1 = x;
+ y1 = y;
+ x2 = x + width;
+ y2 = y + height;
+ if (x1 < pbox->x1)
+ x1 = pbox->x1;
+ if (y1 < pbox->y1)
+ y1 = pbox->y1;
+ if (x2 > pbox->x2)
+ x2 = pbox->x2;
+ if (y2 > pbox->y2)
+ y2 = pbox->y2;
+ if (x1 >= x2 || y1 >= y2)
+ continue;
+ fb24_32BltDown (src + (y1 - y) * srcStride,
+ srcStride,
+ (x1 - x),
+
+ dst + (y1 + dstYoff) * dstStride,
+ dstStride,
+ x1 + dstXoff,
+
+ (x2 - x1),
+ (y2 - y1),
+
+ alu,
+ pm);
+ }
+
+ fbFinishAccess (pDrawable);
+}
+
+void
+fb24_32GetImage (DrawablePtr pDrawable,
+ int x,
+ int y,
+ int w,
+ int h,
+ unsigned int format,
+ unsigned long planeMask,
+ char *d)
+{
+ FbBits *srcBits;
+ CARD8 *src;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+ FbStride dstStride;
+ FbBits pm;
+
+ fbGetDrawable (pDrawable, srcBits, srcStride, srcBpp, srcXoff, srcYoff);
+ src = (CARD8 *) srcBits;
+ srcStride *= sizeof (FbBits);
+
+ x += pDrawable->x;
+ y += pDrawable->y;
+
+ pm = fbReplicatePixel (planeMask, 32);
+ dstStride = PixmapBytePad(w, pDrawable->depth);
+ if (pm != FB_ALLONES)
+ memset (d, 0, dstStride * h);
+ fb24_32BltUp (src + (y + srcYoff) * srcStride, srcStride, x + srcXoff,
+ (CARD8 *) d, dstStride, 0,
+ w, h, GXcopy, pm);
+
+ fbFinishAccess (pDrawable);
+}
+
+void
+fb24_32CopyMtoN (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
+ FbBits *srcBits;
+ CARD8 *src;
+ FbStride srcStride;
+ int srcBpp;
+ FbBits *dstBits;
+ CARD8 *dst;
+ FbStride dstStride;
+ int dstBpp;
+ fb24_32BltFunc blt;
+ int srcXoff, srcYoff;
+ int dstXoff, dstYoff;
+
+ fbGetDrawable (pSrcDrawable, srcBits, srcStride, srcBpp, srcXoff, srcYoff);
+ src = (CARD8 *) srcBits;
+ srcStride *= sizeof (FbBits);
+ fbGetDrawable (pDstDrawable, dstBits, dstStride, dstBpp, dstXoff, dstYoff);
+ dst = (CARD8 *) dstBits;
+ dstStride *= sizeof (FbBits);
+ if (srcBpp == 24)
+ blt = fb24_32BltUp;
+ else
+ blt = fb24_32BltDown;
+
+ while (nbox--)
+ {
+ (*blt) (src + (pbox->y1 + dy + srcYoff) * srcStride,
+ srcStride,
+ (pbox->x1 + dx + srcXoff),
+
+ dst + (pbox->y1 + dstYoff) * dstStride,
+ dstStride,
+ (pbox->x1 + dstXoff),
+
+ (pbox->x2 - pbox->x1),
+ (pbox->y2 - pbox->y1),
+
+ pGC->alu,
+ pPriv->pm);
+ pbox++;
+ }
+
+ fbFinishAccess (pSrcDrawable);
+ fbFinishAccess (pDstDrawable);
+}
+
+PixmapPtr
+fb24_32ReformatTile(PixmapPtr pOldTile, int bitsPerPixel)
+{
+ ScreenPtr pScreen = pOldTile->drawable.pScreen;
+ PixmapPtr pNewTile;
+ FbBits *old, *new;
+ FbStride oldStride, newStride;
+ int oldBpp, newBpp;
+ fb24_32BltFunc blt;
+ int oldXoff, oldYoff;
+ int newXoff, newYoff;
+
+ pNewTile = pScreen->CreatePixmap(pScreen, pOldTile->drawable.width,
+ pOldTile->drawable.height,
+ pOldTile->drawable.depth,
+ pOldTile->usage_hint);
+ if (!pNewTile)
+ return 0;
+ fbGetDrawable (&pOldTile->drawable,
+ old, oldStride, oldBpp, oldXoff, oldYoff);
+ fbGetDrawable (&pNewTile->drawable,
+ new, newStride, newBpp, newXoff, newYoff);
+ if (oldBpp == 24)
+ blt = fb24_32BltUp;
+ else
+ blt = fb24_32BltDown;
+
+ (*blt) ((CARD8 *) old,
+ oldStride * sizeof (FbBits),
+ 0,
+
+ (CARD8 *) new,
+ newStride * sizeof (FbBits),
+ 0,
+
+ pOldTile->drawable.width,
+ pOldTile->drawable.height,
+
+ GXcopy,
+ FB_ALLONES);
+
+ fbFinishAccess (&pOldTile->drawable);
+ fbFinishAccess (&pNewTile->drawable);
+
+ return pNewTile;
+}
+
+typedef struct {
+ pointer pbits;
+ int width;
+} miScreenInitParmsRec, *miScreenInitParmsPtr;
+
+Bool
+fb24_32CreateScreenResources(ScreenPtr pScreen)
+{
+ miScreenInitParmsPtr pScrInitParms;
+ int pitch;
+ Bool retval;
+
+ /* get the pitch before mi destroys it */
+ pScrInitParms = (miScreenInitParmsPtr)pScreen->devPrivate;
+ pitch = BitmapBytePad(pScrInitParms->width * 24);
+
+ if((retval = miCreateScreenResources(pScreen))) {
+ /* fix the screen pixmap */
+ PixmapPtr pPix = (PixmapPtr)pScreen->devPrivate;
+ pPix->drawable.bitsPerPixel = 24;
+ pPix->devKind = pitch;
+ }
+
+ return retval;
+}
+
+Bool
+fb24_32ModifyPixmapHeader (PixmapPtr pPixmap,
+ int width,
+ int height,
+ int depth,
+ int bitsPerPixel,
+ int devKind,
+ pointer pPixData)
+{
+ int bpp, w;
+
+ if (!pPixmap)
+ return FALSE;
+ bpp = bitsPerPixel;
+ if (bpp <= 0)
+ bpp = pPixmap->drawable.bitsPerPixel;
+ if (bpp == 24)
+ {
+ if (devKind < 0)
+ {
+ w = width;
+ if (w <= 0)
+ w = pPixmap->drawable.width;
+ devKind = BitmapBytePad(w * 24);
+ }
+ }
+ return miModifyPixmapHeader(pPixmap, width, height, depth, bitsPerPixel,
+ devKind, pPixData);
+}
diff --git a/xorg-server/fb/fb24_32.h b/xorg-server/fb/fb24_32.h
new file mode 100644
index 000000000..7c9819eba
--- /dev/null
+++ b/xorg-server/fb/fb24_32.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright © 2000 SuSE, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of SuSE not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. SuSE makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
+ * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: Keith Packard, SuSE, Inc.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#ifndef _FB24_32_H_
+#define _FB24_32_H_
+
+Bool
+fb24_32FinishScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp);
+
+Bool
+fb24_32ScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp);
+
+#endif
diff --git a/xorg-server/fb/fballpriv.c b/xorg-server/fb/fballpriv.c
new file mode 100644
index 000000000..68cb2e4c0
--- /dev/null
+++ b/xorg-server/fb/fballpriv.c
@@ -0,0 +1,73 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+#ifdef FB_SCREEN_PRIVATE
+static DevPrivateKey fbScreenPrivateKey = &fbScreenPrivateKey;
+DevPrivateKey fbGetScreenPrivateKey(void)
+{
+ return fbScreenPrivateKey;
+}
+#endif
+static DevPrivateKey fbGCPrivateKey = &fbGCPrivateKey;
+DevPrivateKey fbGetGCPrivateKey(void)
+{
+ return fbGCPrivateKey;
+}
+#ifndef FB_NO_WINDOW_PIXMAPS
+static DevPrivateKey fbWinPrivateKey = &fbWinPrivateKey;
+DevPrivateKey fbGetWinPrivateKey(void)
+{
+ return fbWinPrivateKey;
+}
+#endif
+
+Bool
+fbAllocatePrivates(ScreenPtr pScreen, DevPrivateKey *pGCKey)
+{
+ if (pGCKey)
+ *pGCKey = fbGCPrivateKey;
+
+ if (!dixRequestPrivate(fbGCPrivateKey, sizeof(FbGCPrivRec)))
+ return FALSE;
+#ifdef FB_SCREEN_PRIVATE
+ {
+ FbScreenPrivPtr pScreenPriv;
+
+ pScreenPriv = (FbScreenPrivPtr) xalloc (sizeof (FbScreenPrivRec));
+ if (!pScreenPriv)
+ return FALSE;
+ dixSetPrivate(&pScreen->devPrivates, fbScreenPrivateKey, pScreenPriv);
+ }
+#endif
+ return TRUE;
+}
+
+#ifdef FB_ACCESS_WRAPPER
+ReadMemoryProcPtr wfbReadMemory;
+WriteMemoryProcPtr wfbWriteMemory;
+#endif
diff --git a/xorg-server/fb/fbarc.c b/xorg-server/fb/fbarc.c
new file mode 100644
index 000000000..f89b81c52
--- /dev/null
+++ b/xorg-server/fb/fbarc.c
@@ -0,0 +1,147 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+#include "mizerarc.h"
+#include <limits.h>
+
+typedef void (*FbArc) (FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ xArc *arc,
+ int dx,
+ int dy,
+ FbBits and,
+ FbBits xor);
+
+void
+fbPolyArc (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int narcs,
+ xArc *parcs)
+{
+ FbArc arc;
+
+ if (pGC->lineWidth == 0)
+ {
+#ifndef FBNOPIXADDR
+ arc = 0;
+ if (pGC->lineStyle == LineSolid && pGC->fillStyle == FillSolid)
+ {
+ switch (pDrawable->bitsPerPixel)
+ {
+ case 8: arc = fbArc8; break;
+ case 16: arc = fbArc16; break;
+#ifdef FB_24BIT
+ case 24: arc = fbArc24; break;
+#endif
+ case 32: arc = fbArc32; break;
+ }
+ }
+ if (arc)
+ {
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ BoxRec box;
+ int x2, y2;
+ RegionPtr cclip;
+ int wrapped = 0;
+
+ cclip = fbGetCompositeClip (pGC);
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+#ifdef FB_ACCESS_WRAPPER
+ wrapped = 1;
+#endif
+ while (narcs--)
+ {
+ if (miCanZeroArc (parcs))
+ {
+ box.x1 = parcs->x + pDrawable->x;
+ box.y1 = parcs->y + pDrawable->y;
+ /*
+ * Because box.x2 and box.y2 get truncated to 16 bits, and the
+ * RECT_IN_REGION test treats the resulting number as a signed
+ * integer, the RECT_IN_REGION test alone can go the wrong way.
+ * This can result in a server crash because the rendering
+ * routines in this file deal directly with cpu addresses
+ * of pixels to be stored, and do not clip or otherwise check
+ * that all such addresses are within their respective pixmaps.
+ * So we only allow the RECT_IN_REGION test to be used for
+ * values that can be expressed correctly in a signed short.
+ */
+ x2 = box.x1 + (int)parcs->width + 1;
+ box.x2 = x2;
+ y2 = box.y1 + (int)parcs->height + 1;
+ box.y2 = y2;
+ if ( (x2 <= SHRT_MAX) && (y2 <= SHRT_MAX) &&
+ (RECT_IN_REGION(pDrawable->pScreen, cclip, &box) == rgnIN) ) {
+#ifdef FB_ACCESS_WRAPPER
+ if (!wrapped) {
+ fbPrepareAccess (pDrawable);
+ wrapped = 1;
+ }
+#endif
+ (*arc) (dst, dstStride, dstBpp,
+ parcs, pDrawable->x + dstXoff, pDrawable->y + dstYoff,
+ pPriv->and, pPriv->xor);
+ } else {
+#ifdef FB_ACCESS_WRAPPER
+ if (wrapped) {
+ fbFinishAccess (pDrawable);
+ wrapped = 0;
+ }
+#endif
+ miZeroPolyArc(pDrawable, pGC, 1, parcs);
+ }
+ }
+ else {
+#ifdef FB_ACCESS_WRAPPER
+ if (wrapped) {
+ fbFinishAccess (pDrawable);
+ wrapped = 0;
+ }
+#endif
+ miPolyArc(pDrawable, pGC, 1, parcs);
+ }
+ parcs++;
+ }
+#ifdef FB_ACCESS_WRAPPER
+ if (wrapped) {
+ fbFinishAccess (pDrawable);
+ wrapped = 0;
+ }
+#endif
+ }
+ else
+#endif
+ miZeroPolyArc (pDrawable, pGC, narcs, parcs);
+ }
+ else
+ miPolyArc (pDrawable, pGC, narcs, parcs);
+}
diff --git a/xorg-server/fb/fbbits.c b/xorg-server/fb/fbbits.c
new file mode 100644
index 000000000..808374309
--- /dev/null
+++ b/xorg-server/fb/fbbits.c
@@ -0,0 +1,176 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+#include "miline.h"
+#include "mizerarc.h"
+
+#undef BRESSOLID
+#undef BRESDASH
+#undef DOTS
+#undef ARC
+#undef GLYPH
+#undef BITS
+#undef BITS2
+#undef BITS4
+
+#define BRESSOLID fbBresSolid8
+#define BRESDASH fbBresDash8
+#define DOTS fbDots8
+#define ARC fbArc8
+#define GLYPH fbGlyph8
+#define POLYLINE fbPolyline8
+#define POLYSEGMENT fbPolySegment8
+#define BITS BYTE
+#define BITS2 CARD16
+#define BITS4 CARD32
+
+#include "fbbits.h"
+
+#undef BRESSOLID
+#undef BRESDASH
+#undef DOTS
+#undef ARC
+#undef GLYPH
+#undef POLYLINE
+#undef POLYSEGMENT
+#undef BITS
+#undef BITS2
+#undef BITS4
+
+#define BRESSOLID fbBresSolid16
+#define BRESDASH fbBresDash16
+#define DOTS fbDots16
+#define ARC fbArc16
+#define GLYPH fbGlyph16
+#define POLYLINE fbPolyline16
+#define POLYSEGMENT fbPolySegment16
+#define BITS CARD16
+#define BITS2 CARD32
+#if FB_SHIFT == 6
+#define BITS4 FbBits
+#endif
+
+#include "fbbits.h"
+
+#undef BRESSOLID
+#undef BRESDASH
+#undef DOTS
+#undef ARC
+#undef GLYPH
+#undef POLYLINE
+#undef POLYSEGMENT
+#undef BITS
+#undef BITS2
+#if FB_SHIFT == 6
+#undef BITS4
+#endif
+
+#ifdef FB_24BIT
+#define BRESSOLID fbBresSolid24
+#define BRESDASH fbBresDash24
+#define DOTS fbDots24
+#define ARC fbArc24
+#define POLYLINE fbPolyline24
+#define POLYSEGMENT fbPolySegment24
+
+#define BITS CARD32
+#define BITSUNIT BYTE
+#define BITSMUL 3
+
+#define FbDoTypeStore(b,t,x,s) WRITE(((t *) (b)), (x) >> (s))
+#define FbDoTypeRRop(b,t,a,x,s) WRITE((t *) (b), FbDoRRop(READ((t *) (b)),\
+ (a) >> (s), \
+ (x) >> (s)))
+#define FbDoTypeMaskRRop(b,t,a,x,m,s) WRITE((t *) (b), FbDoMaskRRop(READ((t *) (b)),\
+ (a) >> (s), \
+ (x) >> (s), \
+ (m) >> (s)))
+#if BITMAP_BIT_ORDER == LSBFirst
+#define BITSSTORE(b,x) ((unsigned long) (b) & 1 ? \
+ (FbDoTypeStore (b, CARD8, x, 0), \
+ FbDoTypeStore ((b) + 1, CARD16, x, 8)) : \
+ (FbDoTypeStore (b, CARD16, x, 0), \
+ FbDoTypeStore ((b) + 2, CARD8, x, 16)))
+#define BITSRROP(b,a,x) ((unsigned long) (b) & 1 ? \
+ (FbDoTypeRRop(b,CARD8,a,x,0), \
+ FbDoTypeRRop((b)+1,CARD16,a,x,8)) : \
+ (FbDoTypeRRop(b,CARD16,a,x,0), \
+ FbDoTypeRRop((b)+2,CARD8,a,x,16)))
+#else
+#define BITSSTORE(b,x) ((unsigned long) (b) & 1 ? \
+ (FbDoTypeStore (b, CARD8, x, 16), \
+ FbDoTypeStore ((b) + 1, CARD16, x, 0)) : \
+ (FbDoTypeStore (b, CARD16, x, 8), \
+ FbDoTypeStore ((b) + 2, CARD8, x, 0)))
+#define BITSRROP(b,a,x) ((unsigned long) (b) & 1 ? \
+ (FbDoTypeRRop (b, CARD8, a, x, 16), \
+ FbDoTypeRRop ((b) + 1, CARD16, a, x, 0)) : \
+ (FbDoTypeRRop (b, CARD16, a, x, 8), \
+ FbDoTypeRRop ((b) + 2, CARD8, a, x, 0)))
+#endif
+
+#include "fbbits.h"
+
+#undef BITSSTORE
+#undef BITSRROP
+#undef BITSMUL
+#undef BITSUNIT
+#undef BITS
+
+#undef BRESSOLID
+#undef BRESDASH
+#undef DOTS
+#undef ARC
+#undef POLYLINE
+#undef POLYSEGMENT
+#endif /* FB_24BIT */
+
+#define BRESSOLID fbBresSolid32
+#define BRESDASH fbBresDash32
+#define DOTS fbDots32
+#define ARC fbArc32
+#define GLYPH fbGlyph32
+#define POLYLINE fbPolyline32
+#define POLYSEGMENT fbPolySegment32
+#define BITS CARD32
+#if FB_SHIFT == 6
+#define BITS2 FbBits
+#endif
+
+#include "fbbits.h"
+
+#undef BRESSOLID
+#undef BRESDASH
+#undef DOTS
+#undef ARC
+#undef GLYPH
+#undef POLYLINE
+#undef POLYSEGMENT
+#undef BITS
+#if FB_SHIFT == 6
+#undef BITS2
+#endif
diff --git a/xorg-server/fb/fbbits.h b/xorg-server/fb/fbbits.h
new file mode 100644
index 000000000..44991f106
--- /dev/null
+++ b/xorg-server/fb/fbbits.h
@@ -0,0 +1,971 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/*
+ * This file defines functions for drawing some primitives using
+ * underlying datatypes instead of masks
+ */
+
+#define isClipped(c,ul,lr) ((((c) - (ul)) | ((lr) - (c))) & 0x80008000)
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#ifdef BITSMUL
+#define MUL BITSMUL
+#else
+#define MUL 1
+#endif
+
+#ifdef BITSSTORE
+#define STORE(b,x) BITSSTORE(b,x)
+#else
+#define STORE(b,x) WRITE((b), (x))
+#endif
+
+#ifdef BITSRROP
+#define RROP(b,a,x) BITSRROP(b,a,x)
+#else
+#define RROP(b,a,x) WRITE((b), FbDoRRop (READ(b), (a), (x)))
+#endif
+
+#ifdef BITSUNIT
+#define UNIT BITSUNIT
+#define USE_SOLID
+#else
+#define UNIT BITS
+#endif
+
+/*
+ * Define the following before including this file:
+ *
+ * BRESSOLID name of function for drawing a solid segment
+ * BRESDASH name of function for drawing a dashed segment
+ * DOTS name of function for drawing dots
+ * ARC name of function for drawing a solid arc
+ * BITS type of underlying unit
+ */
+
+#ifdef BRESSOLID
+void
+BRESSOLID (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x1,
+ int y1,
+ int e,
+ int e1,
+ int e3,
+ int len)
+{
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ UNIT *bits;
+ FbStride bitsStride;
+ FbStride majorStep, minorStep;
+ BITS xor = (BITS) pPriv->xor;
+
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ bits = ((UNIT *) (dst + ((y1 + dstYoff) * dstStride))) + (x1 + dstXoff) * MUL;
+ bitsStride = dstStride * (sizeof (FbBits) / sizeof (UNIT));
+ if (signdy < 0)
+ bitsStride = -bitsStride;
+ if (axis == X_AXIS)
+ {
+ majorStep = signdx * MUL;
+ minorStep = bitsStride;
+ }
+ else
+ {
+ majorStep = bitsStride;
+ minorStep = signdx * MUL;
+ }
+ while (len--)
+ {
+ STORE(bits,xor);
+ bits += majorStep;
+ e += e1;
+ if (e >= 0)
+ {
+ bits += minorStep;
+ e += e3;
+ }
+ }
+
+ fbFinishAccess (pDrawable);
+}
+#endif
+
+#ifdef BRESDASH
+void
+BRESDASH (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x1,
+ int y1,
+ int e,
+ int e1,
+ int e3,
+ int len)
+{
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ UNIT *bits;
+ FbStride bitsStride;
+ FbStride majorStep, minorStep;
+ BITS xorfg, xorbg;
+ FbDashDeclare;
+ int dashlen;
+ Bool even;
+ Bool doOdd;
+
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ doOdd = pGC->lineStyle == LineDoubleDash;
+ xorfg = (BITS) pPriv->xor;
+ xorbg = (BITS) pPriv->bgxor;
+
+ FbDashInit (pGC, pPriv, dashOffset, dashlen, even);
+
+ bits = ((UNIT *) (dst + ((y1 + dstYoff) * dstStride))) + (x1 + dstXoff) * MUL;
+ bitsStride = dstStride * (sizeof (FbBits) / sizeof (UNIT));
+ if (signdy < 0)
+ bitsStride = -bitsStride;
+ if (axis == X_AXIS)
+ {
+ majorStep = signdx * MUL;
+ minorStep = bitsStride;
+ }
+ else
+ {
+ majorStep = bitsStride;
+ minorStep = signdx * MUL;
+ }
+ if (dashlen >= len)
+ dashlen = len;
+ if (doOdd)
+ {
+ if (!even)
+ goto doubleOdd;
+ for (;;)
+ {
+ len -= dashlen;
+ while (dashlen--)
+ {
+ STORE(bits,xorfg);
+ bits += majorStep;
+ if ((e += e1) >= 0)
+ {
+ e += e3;
+ bits += minorStep;
+ }
+ }
+ if (!len)
+ break;
+
+ FbDashNextEven(dashlen);
+
+ if (dashlen >= len)
+ dashlen = len;
+doubleOdd:
+ len -= dashlen;
+ while (dashlen--)
+ {
+ STORE(bits,xorbg);
+ bits += majorStep;
+ if ((e += e1) >= 0)
+ {
+ e += e3;
+ bits += minorStep;
+ }
+ }
+ if (!len)
+ break;
+
+ FbDashNextOdd(dashlen);
+
+ if (dashlen >= len)
+ dashlen = len;
+ }
+ }
+ else
+ {
+ if (!even)
+ goto onOffOdd;
+ for (;;)
+ {
+ len -= dashlen;
+ while (dashlen--)
+ {
+ STORE(bits,xorfg);
+ bits += majorStep;
+ if ((e += e1) >= 0)
+ {
+ e += e3;
+ bits += minorStep;
+ }
+ }
+ if (!len)
+ break;
+
+ FbDashNextEven (dashlen);
+
+ if (dashlen >= len)
+ dashlen = len;
+onOffOdd:
+ len -= dashlen;
+ while (dashlen--)
+ {
+ bits += majorStep;
+ if ((e += e1) >= 0)
+ {
+ e += e3;
+ bits += minorStep;
+ }
+ }
+ if (!len)
+ break;
+
+ FbDashNextOdd (dashlen);
+
+ if (dashlen >= len)
+ dashlen = len;
+ }
+ }
+
+ fbFinishAccess (pDrawable);
+}
+#endif
+
+#ifdef DOTS
+void
+DOTS (FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ BoxPtr pBox,
+ xPoint *ptsOrig,
+ int npt,
+ int xorg,
+ int yorg,
+ int xoff,
+ int yoff,
+ FbBits and,
+ FbBits xor)
+{
+ INT32 *pts = (INT32 *) ptsOrig;
+ UNIT *bits = (UNIT *) dst;
+ UNIT *point;
+ BITS bxor = (BITS) xor;
+ BITS band = (BITS) and;
+ FbStride bitsStride = dstStride * (sizeof (FbBits) / sizeof (UNIT));
+ INT32 ul, lr;
+ INT32 pt;
+
+ ul = coordToInt(pBox->x1 - xorg, pBox->y1 - yorg);
+ lr = coordToInt(pBox->x2 - xorg - 1, pBox->y2 - yorg - 1);
+
+ bits += bitsStride * (yorg + yoff) + (xorg + xoff) * MUL;
+
+ if (and == 0)
+ {
+ while (npt--)
+ {
+ pt = *pts++;
+ if (!isClipped(pt,ul,lr))
+ {
+ point = bits + intToY(pt) * bitsStride + intToX(pt) * MUL;
+ STORE(point,bxor);
+ }
+ }
+ }
+ else
+ {
+ while (npt--)
+ {
+ pt = *pts++;
+ if (!isClipped(pt,ul,lr))
+ {
+ point = bits + intToY(pt) * bitsStride + intToX(pt) * MUL;
+ RROP(point,band,bxor);
+ }
+ }
+ }
+}
+#endif
+
+#ifdef ARC
+
+#define ARCCOPY(d) STORE(d,xorBits)
+#define ARCRROP(d) RROP(d,andBits,xorBits)
+
+void
+ARC (FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ xArc *arc,
+ int drawX,
+ int drawY,
+ FbBits and,
+ FbBits xor)
+{
+ UNIT *bits;
+ FbStride bitsStride;
+ miZeroArcRec info;
+ Bool do360;
+ int x;
+ UNIT *yorgp, *yorgop;
+ BITS andBits, xorBits;
+ int yoffset, dyoffset;
+ int y, a, b, d, mask;
+ int k1, k3, dx, dy;
+
+ bits = (UNIT *) dst;
+ bitsStride = dstStride * (sizeof (FbBits) / sizeof (UNIT));
+ andBits = (BITS) and;
+ xorBits = (BITS) xor;
+ do360 = miZeroArcSetup(arc, &info, TRUE);
+ yorgp = bits + ((info.yorg + drawY) * bitsStride);
+ yorgop = bits + ((info.yorgo + drawY) * bitsStride);
+ info.xorg = (info.xorg + drawX) * MUL;
+ info.xorgo = (info.xorgo + drawX) * MUL;
+ MIARCSETUP();
+ yoffset = y ? bitsStride : 0;
+ dyoffset = 0;
+ mask = info.initialMask;
+
+ if (!(arc->width & 1))
+ {
+ if (andBits == 0)
+ {
+ if (mask & 2)
+ ARCCOPY(yorgp + info.xorgo);
+ if (mask & 8)
+ ARCCOPY(yorgop + info.xorgo);
+ }
+ else
+ {
+ if (mask & 2)
+ ARCRROP(yorgp + info.xorgo);
+ if (mask & 8)
+ ARCRROP(yorgop + info.xorgo);
+ }
+ }
+ if (!info.end.x || !info.end.y)
+ {
+ mask = info.end.mask;
+ info.end = info.altend;
+ }
+ if (do360 && (arc->width == arc->height) && !(arc->width & 1))
+ {
+ int xoffset = bitsStride;
+ UNIT *yorghb = yorgp + (info.h * bitsStride) + info.xorg;
+ UNIT *yorgohb = yorghb - info.h * MUL;
+
+ yorgp += info.xorg;
+ yorgop += info.xorg;
+ yorghb += info.h * MUL;
+ while (1)
+ {
+ if (andBits == 0)
+ {
+ ARCCOPY(yorgp + yoffset + x * MUL);
+ ARCCOPY(yorgp + yoffset - x * MUL);
+ ARCCOPY(yorgop - yoffset - x * MUL);
+ ARCCOPY(yorgop - yoffset + x * MUL);
+ }
+ else
+ {
+ ARCRROP(yorgp + yoffset + x * MUL);
+ ARCRROP(yorgp + yoffset - x * MUL);
+ ARCRROP(yorgop - yoffset - x * MUL);
+ ARCRROP(yorgop - yoffset + x * MUL);
+ }
+ if (a < 0)
+ break;
+ if (andBits == 0)
+ {
+ ARCCOPY(yorghb - xoffset - y * MUL);
+ ARCCOPY(yorgohb - xoffset + y * MUL);
+ ARCCOPY(yorgohb + xoffset + y * MUL);
+ ARCCOPY(yorghb + xoffset - y * MUL);
+ }
+ else
+ {
+ ARCRROP(yorghb - xoffset - y * MUL);
+ ARCRROP(yorgohb - xoffset + y * MUL);
+ ARCRROP(yorgohb + xoffset + y * MUL);
+ ARCRROP(yorghb + xoffset - y * MUL);
+ }
+ xoffset += bitsStride;
+ MIARCCIRCLESTEP(yoffset += bitsStride;);
+ }
+ yorgp -= info.xorg;
+ yorgop -= info.xorg;
+ x = info.w;
+ yoffset = info.h * bitsStride;
+ }
+ else if (do360)
+ {
+ while (y < info.h || x < info.w)
+ {
+ MIARCOCTANTSHIFT(dyoffset = bitsStride;);
+ if (andBits == 0)
+ {
+ ARCCOPY(yorgp + yoffset + info.xorg + x * MUL);
+ ARCCOPY(yorgp + yoffset + info.xorgo - x * MUL);
+ ARCCOPY(yorgop - yoffset + info.xorgo - x * MUL);
+ ARCCOPY(yorgop - yoffset + info.xorg + x * MUL);
+ }
+ else
+ {
+ ARCRROP(yorgp + yoffset + info.xorg + x * MUL);
+ ARCRROP(yorgp + yoffset + info.xorgo - x * MUL);
+ ARCRROP(yorgop - yoffset + info.xorgo - x * MUL);
+ ARCRROP(yorgop - yoffset + info.xorg + x * MUL);
+ }
+ MIARCSTEP(yoffset += dyoffset;, yoffset += bitsStride;);
+ }
+ }
+ else
+ {
+ while (y < info.h || x < info.w)
+ {
+ MIARCOCTANTSHIFT(dyoffset = bitsStride;);
+ if ((x == info.start.x) || (y == info.start.y))
+ {
+ mask = info.start.mask;
+ info.start = info.altstart;
+ }
+ if (andBits == 0)
+ {
+ if (mask & 1)
+ ARCCOPY(yorgp + yoffset + info.xorg + x * MUL);
+ if (mask & 2)
+ ARCCOPY(yorgp + yoffset + info.xorgo - x * MUL);
+ if (mask & 4)
+ ARCCOPY(yorgop - yoffset + info.xorgo - x * MUL);
+ if (mask & 8)
+ ARCCOPY(yorgop - yoffset + info.xorg + x * MUL);
+ }
+ else
+ {
+ if (mask & 1)
+ ARCRROP(yorgp + yoffset + info.xorg + x * MUL);
+ if (mask & 2)
+ ARCRROP(yorgp + yoffset + info.xorgo - x * MUL);
+ if (mask & 4)
+ ARCRROP(yorgop - yoffset + info.xorgo - x * MUL);
+ if (mask & 8)
+ ARCRROP(yorgop - yoffset + info.xorg + x * MUL);
+ }
+ if ((x == info.end.x) || (y == info.end.y))
+ {
+ mask = info.end.mask;
+ info.end = info.altend;
+ }
+ MIARCSTEP(yoffset += dyoffset;, yoffset += bitsStride;);
+ }
+ }
+ if ((x == info.start.x) || (y == info.start.y))
+ mask = info.start.mask;
+ if (andBits == 0)
+ {
+ if (mask & 1)
+ ARCCOPY(yorgp + yoffset + info.xorg + x * MUL);
+ if (mask & 4)
+ ARCCOPY(yorgop - yoffset + info.xorgo - x * MUL);
+ if (arc->height & 1)
+ {
+ if (mask & 2)
+ ARCCOPY(yorgp + yoffset + info.xorgo - x * MUL);
+ if (mask & 8)
+ ARCCOPY(yorgop - yoffset + info.xorg + x * MUL);
+ }
+ }
+ else
+ {
+ if (mask & 1)
+ ARCRROP(yorgp + yoffset + info.xorg + x * MUL);
+ if (mask & 4)
+ ARCRROP(yorgop - yoffset + info.xorgo - x * MUL);
+ if (arc->height & 1)
+ {
+ if (mask & 2)
+ ARCRROP(yorgp + yoffset + info.xorgo - x * MUL);
+ if (mask & 8)
+ ARCRROP(yorgop - yoffset + info.xorg + x * MUL);
+ }
+ }
+}
+#undef ARCCOPY
+#undef ARCRROP
+#endif
+
+#ifdef GLYPH
+#if BITMAP_BIT_ORDER == LSBFirst
+# define WRITE_ADDR1(n) (n)
+# define WRITE_ADDR2(n) (n)
+# define WRITE_ADDR4(n) (n)
+#else
+# define WRITE_ADDR1(n) ((n) ^ 3)
+# define WRITE_ADDR2(n) ((n) ^ 2)
+# define WRITE_ADDR4(n) ((n))
+#endif
+
+#define WRITE1(d,n,fg) WRITE(d + WRITE_ADDR1(n), (BITS) (fg))
+
+#ifdef BITS2
+# define WRITE2(d,n,fg) WRITE((BITS2 *) &((d)[WRITE_ADDR2(n)]), (BITS2) (fg))
+#else
+# define WRITE2(d,n,fg) (WRITE1(d,n,fg), WRITE1(d,(n)+1,fg))
+#endif
+
+#ifdef BITS4
+# define WRITE4(d,n,fg) WRITE((BITS4 *) &((d)[WRITE_ADDR4(n)]), (BITS4) (fg))
+#else
+# define WRITE4(d,n,fg) (WRITE2(d,n,fg), WRITE2(d,(n)+2,fg))
+#endif
+
+void
+GLYPH (FbBits *dstBits,
+ FbStride dstStride,
+ int dstBpp,
+ FbStip *stipple,
+ FbBits fg,
+ int x,
+ int height)
+{
+ int lshift;
+ FbStip bits;
+ BITS *dstLine;
+ BITS *dst;
+ int n;
+ int shift;
+
+ dstLine = (BITS *) dstBits;
+ dstLine += x & ~3;
+ dstStride *= (sizeof (FbBits) / sizeof (BITS));
+ shift = x & 3;
+ lshift = 4 - shift;
+ while (height--)
+ {
+ bits = *stipple++;
+ dst = (BITS *) dstLine;
+ n = lshift;
+ while (bits)
+ {
+ switch (FbStipMoveLsb (FbLeftStipBits (bits, n), 4, n)) {
+ case 0:
+ break;
+ case 1:
+ WRITE1(dst,0,fg);
+ break;
+ case 2:
+ WRITE1(dst,1,fg);
+ break;
+ case 3:
+ WRITE2(dst,0,fg);
+ break;
+ case 4:
+ WRITE1(dst,2,fg);
+ break;
+ case 5:
+ WRITE1(dst,0,fg);
+ WRITE1(dst,2,fg);
+ break;
+ case 6:
+ WRITE1(dst,1,fg);
+ WRITE1(dst,2,fg);
+ break;
+ case 7:
+ WRITE2(dst,0,fg);
+ WRITE1(dst,2,fg);
+ break;
+ case 8:
+ WRITE1(dst,3,fg);
+ break;
+ case 9:
+ WRITE1(dst,0,fg);
+ WRITE1(dst,3,fg);
+ break;
+ case 10:
+ WRITE1(dst,1,fg);
+ WRITE1(dst,3,fg);
+ break;
+ case 11:
+ WRITE2(dst,0,fg);
+ WRITE1(dst,3,fg);
+ break;
+ case 12:
+ WRITE2(dst,2,fg);
+ break;
+ case 13:
+ WRITE1(dst,0,fg);
+ WRITE2(dst,2,fg);
+ break;
+ case 14:
+ WRITE1(dst,1,fg);
+ WRITE2(dst,2,fg);
+ break;
+ case 15:
+ WRITE4(dst,0,fg);
+ break;
+ }
+ bits = FbStipLeft (bits, n);
+ n = 4;
+ dst += 4;
+ }
+ dstLine += dstStride;
+ }
+}
+#undef WRITE_ADDR1
+#undef WRITE_ADDR2
+#undef WRITE_ADDR4
+#undef WRITE1
+#undef WRITE2
+#undef WRITE4
+
+#endif
+
+#ifdef POLYLINE
+void
+POLYLINE (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ptsOrig)
+{
+ INT32 *pts = (INT32 *) ptsOrig;
+ int xoff = pDrawable->x;
+ int yoff = pDrawable->y;
+ unsigned int bias = miGetZeroLineBias(pDrawable->pScreen);
+ BoxPtr pBox = REGION_EXTENTS (pDrawable->pScreen, fbGetCompositeClip (pGC));
+
+ FbBits *dst;
+ int dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+
+ UNIT *bits, *bitsBase;
+ FbStride bitsStride;
+ BITS xor = fbGetGCPrivate(pGC)->xor;
+ BITS and = fbGetGCPrivate(pGC)->and;
+ int dashoffset = 0;
+
+ INT32 ul, lr;
+ INT32 pt1, pt2;
+
+ int e, e1, e3, len;
+ int stepmajor, stepminor;
+ int octant;
+
+ if (mode == CoordModePrevious)
+ fbFixCoordModePrevious (npt, ptsOrig);
+
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ bitsStride = dstStride * (sizeof (FbBits) / sizeof (UNIT));
+ bitsBase = ((UNIT *) dst) + (yoff + dstYoff) * bitsStride + (xoff + dstXoff) * MUL;
+ ul = coordToInt(pBox->x1 - xoff, pBox->y1 - yoff);
+ lr = coordToInt(pBox->x2 - xoff - 1, pBox->y2 - yoff - 1);
+
+ pt1 = *pts++;
+ npt--;
+ pt2 = *pts++;
+ npt--;
+ for (;;)
+ {
+ if (isClipped (pt1, ul, lr) | isClipped (pt2, ul, lr))
+ {
+ fbSegment (pDrawable, pGC,
+ intToX(pt1) + xoff, intToY(pt1) + yoff,
+ intToX(pt2) + xoff, intToY(pt2) + yoff,
+ npt == 0 && pGC->capStyle != CapNotLast,
+ &dashoffset);
+ if (!npt) {
+ fbFinishAccess (pDrawable);
+ return;
+ }
+ pt1 = pt2;
+ pt2 = *pts++;
+ npt--;
+ }
+ else
+ {
+ bits = bitsBase + intToY(pt1) * bitsStride + intToX(pt1) * MUL;
+ for (;;)
+ {
+ CalcLineDeltas (intToX(pt1), intToY(pt1),
+ intToX(pt2), intToY(pt2),
+ len, e1, stepmajor, stepminor, 1, bitsStride,
+ octant);
+ stepmajor *= MUL;
+ if (len < e1)
+ {
+ e3 = len;
+ len = e1;
+ e1 = e3;
+
+ e3 = stepminor;
+ stepminor = stepmajor;
+ stepmajor = e3;
+ SetYMajorOctant(octant);
+ }
+ e = -len;
+ e1 <<= 1;
+ e3 = e << 1;
+ FIXUP_ERROR (e, octant, bias);
+ if (and == 0)
+ {
+ while (len--)
+ {
+ STORE(bits,xor);
+ bits += stepmajor;
+ e += e1;
+ if (e >= 0)
+ {
+ bits += stepminor;
+ e += e3;
+ }
+ }
+ }
+ else
+ {
+ while (len--)
+ {
+ RROP(bits,and,xor);
+ bits += stepmajor;
+ e += e1;
+ if (e >= 0)
+ {
+ bits += stepminor;
+ e += e3;
+ }
+ }
+ }
+ if (!npt)
+ {
+ if (pGC->capStyle != CapNotLast &&
+ pt2 != *((INT32 *) ptsOrig))
+ {
+ RROP(bits,and,xor);
+ }
+ fbFinishAccess (pDrawable);
+ return;
+ }
+ pt1 = pt2;
+ pt2 = *pts++;
+ --npt;
+ if (isClipped (pt2, ul, lr))
+ break;
+ }
+ }
+ }
+
+ fbFinishAccess (pDrawable);
+}
+#endif
+
+#ifdef POLYSEGMENT
+void
+POLYSEGMENT (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pseg)
+{
+ INT32 *pts = (INT32 *) pseg;
+ int xoff = pDrawable->x;
+ int yoff = pDrawable->y;
+ unsigned int bias = miGetZeroLineBias(pDrawable->pScreen);
+ BoxPtr pBox = REGION_EXTENTS (pDrawable->pScreen, fbGetCompositeClip (pGC));
+
+ FbBits *dst;
+ int dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+
+ UNIT *bits, *bitsBase;
+ FbStride bitsStride;
+ FbBits xorBits = fbGetGCPrivate(pGC)->xor;
+ FbBits andBits = fbGetGCPrivate(pGC)->and;
+ BITS xor = xorBits;
+ BITS and = andBits;
+ int dashoffset = 0;
+
+ INT32 ul, lr;
+ INT32 pt1, pt2;
+
+ int e, e1, e3, len;
+ int stepmajor, stepminor;
+ int octant;
+ Bool capNotLast;
+
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ bitsStride = dstStride * (sizeof (FbBits) / sizeof (UNIT));
+ bitsBase = ((UNIT *) dst) + (yoff + dstYoff) * bitsStride + (xoff + dstXoff) * MUL;
+ ul = coordToInt(pBox->x1 - xoff, pBox->y1 - yoff);
+ lr = coordToInt(pBox->x2 - xoff - 1, pBox->y2 - yoff - 1);
+
+ capNotLast = pGC->capStyle == CapNotLast;
+
+ while (nseg--)
+ {
+ pt1 = *pts++;
+ pt2 = *pts++;
+ if (isClipped (pt1, ul, lr) | isClipped (pt2, ul, lr))
+ {
+ fbSegment (pDrawable, pGC,
+ intToX(pt1) + xoff, intToY(pt1) + yoff,
+ intToX(pt2) + xoff, intToY(pt2) + yoff,
+ !capNotLast, &dashoffset);
+ }
+ else
+ {
+ CalcLineDeltas (intToX(pt1), intToY(pt1),
+ intToX(pt2), intToY(pt2),
+ len, e1, stepmajor, stepminor, 1, bitsStride,
+ octant);
+ if (e1 == 0 && len > 3
+#if MUL != 1
+ && FbCheck24Pix(and) && FbCheck24Pix(xor)
+#endif
+ )
+ {
+ int x1, x2;
+ FbBits *dstLine;
+ int dstX, width;
+ FbBits startmask, endmask;
+ int nmiddle;
+
+ if (stepmajor < 0)
+ {
+ x1 = intToX(pt2);
+ x2 = intToX(pt1) + 1;
+ if (capNotLast)
+ x1++;
+ }
+ else
+ {
+ x1 = intToX(pt1);
+ x2 = intToX(pt2);
+ if (!capNotLast)
+ x2++;
+ }
+ dstX = (x1 + xoff + dstXoff) * (sizeof (UNIT) * 8 * MUL);
+ width = (x2 - x1) * (sizeof (UNIT) * 8 * MUL);
+
+ dstLine = dst + (intToY(pt1) + yoff + dstYoff) * dstStride;
+ dstLine += dstX >> FB_SHIFT;
+ dstX &= FB_MASK;
+ FbMaskBits (dstX, width, startmask, nmiddle, endmask);
+ if (startmask)
+ {
+ WRITE(dstLine, FbDoMaskRRop (READ(dstLine), andBits, xorBits, startmask));
+ dstLine++;
+ }
+ if (!andBits)
+ while (nmiddle--)
+ WRITE(dstLine++, xorBits);
+ else
+ while (nmiddle--)
+ {
+ WRITE(dstLine, FbDoRRop (READ(dstLine), andBits, xorBits));
+ dstLine++;
+ }
+ if (endmask)
+ WRITE(dstLine, FbDoMaskRRop (READ(dstLine), andBits, xorBits, endmask));
+ }
+ else
+ {
+ stepmajor *= MUL;
+ bits = bitsBase + intToY(pt1) * bitsStride + intToX(pt1) * MUL;
+ if (len < e1)
+ {
+ e3 = len;
+ len = e1;
+ e1 = e3;
+
+ e3 = stepminor;
+ stepminor = stepmajor;
+ stepmajor = e3;
+ SetYMajorOctant(octant);
+ }
+ e = -len;
+ e1 <<= 1;
+ e3 = e << 1;
+ FIXUP_ERROR (e, octant, bias);
+ if (!capNotLast)
+ len++;
+ if (and == 0)
+ {
+ while (len--)
+ {
+ STORE(bits,xor);
+ bits += stepmajor;
+ e += e1;
+ if (e >= 0)
+ {
+ bits += stepminor;
+ e += e3;
+ }
+ }
+ }
+ else
+ {
+ while (len--)
+ {
+ RROP(bits,and,xor);
+ bits += stepmajor;
+ e += e1;
+ if (e >= 0)
+ {
+ bits += stepminor;
+ e += e3;
+ }
+ }
+ }
+ }
+ }
+ }
+
+ fbFinishAccess (pDrawable);
+}
+#endif
+
+#undef MUL
+#undef STORE
+#undef RROP
+#undef UNIT
+#undef USE_SOLID
+
+#undef isClipped
diff --git a/xorg-server/fb/fbblt.c b/xorg-server/fb/fbblt.c
new file mode 100644
index 000000000..38271c0c9
--- /dev/null
+++ b/xorg-server/fb/fbblt.c
@@ -0,0 +1,951 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <string.h>
+#include "fb.h"
+
+#define InitializeShifts(sx,dx,ls,rs) { \
+ if (sx != dx) { \
+ if (sx > dx) { \
+ ls = sx - dx; \
+ rs = FB_UNIT - ls; \
+ } else { \
+ rs = dx - sx; \
+ ls = FB_UNIT - rs; \
+ } \
+ } \
+}
+
+void
+fbBlt (FbBits *srcLine,
+ FbStride srcStride,
+ int srcX,
+
+ FbBits *dstLine,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm,
+ int bpp,
+
+ Bool reverse,
+ Bool upsidedown)
+{
+ FbBits *src, *dst;
+ int leftShift, rightShift;
+ FbBits startmask, endmask;
+ FbBits bits, bits1;
+ int n, nmiddle;
+ Bool destInvarient;
+ int startbyte, endbyte;
+ FbDeclareMergeRop ();
+
+#ifdef FB_24BIT
+ if (bpp == 24 && !FbCheck24Pix (pm))
+ {
+ fbBlt24 (srcLine, srcStride, srcX, dstLine, dstStride, dstX,
+ width, height, alu, pm, reverse, upsidedown);
+ return;
+ }
+#endif
+
+ if (alu == GXcopy && pm == FB_ALLONES && !reverse &&
+ !(srcX & 7) && !(dstX & 7) && !(width & 7)) {
+ int i;
+ CARD8 *src = (CARD8 *) srcLine;
+ CARD8 *dst = (CARD8 *) dstLine;
+
+ srcStride *= sizeof(FbBits);
+ dstStride *= sizeof(FbBits);
+ width >>= 3;
+ src += (srcX >> 3);
+ dst += (dstX >> 3);
+
+ if (!upsidedown)
+ for (i = 0; i < height; i++)
+ MEMCPY_WRAPPED(dst + i * dstStride, src + i * srcStride, width);
+ else
+ for (i = height - 1; i >= 0; i--)
+ MEMCPY_WRAPPED(dst + i * dstStride, src + i * srcStride, width);
+
+ return;
+ }
+
+ FbInitializeMergeRop(alu, pm);
+ destInvarient = FbDestInvarientMergeRop();
+ if (upsidedown)
+ {
+ srcLine += (height - 1) * (srcStride);
+ dstLine += (height - 1) * (dstStride);
+ srcStride = -srcStride;
+ dstStride = -dstStride;
+ }
+ FbMaskBitsBytes (dstX, width, destInvarient, startmask, startbyte,
+ nmiddle, endmask, endbyte);
+ if (reverse)
+ {
+ srcLine += ((srcX + width - 1) >> FB_SHIFT) + 1;
+ dstLine += ((dstX + width - 1) >> FB_SHIFT) + 1;
+ srcX = (srcX + width - 1) & FB_MASK;
+ dstX = (dstX + width - 1) & FB_MASK;
+ }
+ else
+ {
+ srcLine += srcX >> FB_SHIFT;
+ dstLine += dstX >> FB_SHIFT;
+ srcX &= FB_MASK;
+ dstX &= FB_MASK;
+ }
+ if (srcX == dstX)
+ {
+ while (height--)
+ {
+ src = srcLine;
+ srcLine += srcStride;
+ dst = dstLine;
+ dstLine += dstStride;
+ if (reverse)
+ {
+ if (endmask)
+ {
+ bits = READ(--src);
+ --dst;
+ FbDoRightMaskByteMergeRop(dst, bits, endbyte, endmask);
+ }
+ n = nmiddle;
+ if (destInvarient)
+ {
+ while (n--)
+ WRITE(--dst, FbDoDestInvarientMergeRop(READ(--src)));
+ }
+ else
+ {
+ while (n--)
+ {
+ bits = READ(--src);
+ --dst;
+ WRITE(dst, FbDoMergeRop (bits, READ(dst)));
+ }
+ }
+ if (startmask)
+ {
+ bits = READ(--src);
+ --dst;
+ FbDoLeftMaskByteMergeRop(dst, bits, startbyte, startmask);
+ }
+ }
+ else
+ {
+ if (startmask)
+ {
+ bits = READ(src++);
+ FbDoLeftMaskByteMergeRop(dst, bits, startbyte, startmask);
+ dst++;
+ }
+ n = nmiddle;
+ if (destInvarient)
+ {
+#if 0
+ /*
+ * This provides some speedup on screen->screen blts
+ * over the PCI bus, usually about 10%. But fb
+ * isn't usually used for this operation...
+ */
+ if (_ca2 + 1 == 0 && _cx2 == 0)
+ {
+ FbBits t1, t2, t3, t4;
+ while (n >= 4)
+ {
+ t1 = *src++;
+ t2 = *src++;
+ t3 = *src++;
+ t4 = *src++;
+ *dst++ = t1;
+ *dst++ = t2;
+ *dst++ = t3;
+ *dst++ = t4;
+ n -= 4;
+ }
+ }
+#endif
+ while (n--)
+ WRITE(dst++, FbDoDestInvarientMergeRop(READ(src++)));
+ }
+ else
+ {
+ while (n--)
+ {
+ bits = READ(src++);
+ WRITE(dst, FbDoMergeRop (bits, READ(dst)));
+ dst++;
+ }
+ }
+ if (endmask)
+ {
+ bits = READ(src);
+ FbDoRightMaskByteMergeRop(dst, bits, endbyte, endmask);
+ }
+ }
+ }
+ }
+ else
+ {
+ if (srcX > dstX)
+ {
+ leftShift = srcX - dstX;
+ rightShift = FB_UNIT - leftShift;
+ }
+ else
+ {
+ rightShift = dstX - srcX;
+ leftShift = FB_UNIT - rightShift;
+ }
+ while (height--)
+ {
+ src = srcLine;
+ srcLine += srcStride;
+ dst = dstLine;
+ dstLine += dstStride;
+
+ bits1 = 0;
+ if (reverse)
+ {
+ if (srcX < dstX)
+ bits1 = READ(--src);
+ if (endmask)
+ {
+ bits = FbScrRight(bits1, rightShift);
+ if (FbScrRight(endmask, leftShift))
+ {
+ bits1 = READ(--src);
+ bits |= FbScrLeft(bits1, leftShift);
+ }
+ --dst;
+ FbDoRightMaskByteMergeRop(dst, bits, endbyte, endmask);
+ }
+ n = nmiddle;
+ if (destInvarient)
+ {
+ while (n--)
+ {
+ bits = FbScrRight(bits1, rightShift);
+ bits1 = READ(--src);
+ bits |= FbScrLeft(bits1, leftShift);
+ --dst;
+ WRITE(dst, FbDoDestInvarientMergeRop(bits));
+ }
+ }
+ else
+ {
+ while (n--)
+ {
+ bits = FbScrRight(bits1, rightShift);
+ bits1 = READ(--src);
+ bits |= FbScrLeft(bits1, leftShift);
+ --dst;
+ WRITE(dst, FbDoMergeRop(bits, READ(dst)));
+ }
+ }
+ if (startmask)
+ {
+ bits = FbScrRight(bits1, rightShift);
+ if (FbScrRight(startmask, leftShift))
+ {
+ bits1 = READ(--src);
+ bits |= FbScrLeft(bits1, leftShift);
+ }
+ --dst;
+ FbDoLeftMaskByteMergeRop (dst, bits, startbyte, startmask);
+ }
+ }
+ else
+ {
+ if (srcX > dstX)
+ bits1 = READ(src++);
+ if (startmask)
+ {
+ bits = FbScrLeft(bits1, leftShift);
+ if (FbScrLeft(startmask, rightShift))
+ {
+ bits1 = READ(src++);
+ bits |= FbScrRight(bits1, rightShift);
+ }
+ FbDoLeftMaskByteMergeRop (dst, bits, startbyte, startmask);
+ dst++;
+ }
+ n = nmiddle;
+ if (destInvarient)
+ {
+ while (n--)
+ {
+ bits = FbScrLeft(bits1, leftShift);
+ bits1 = READ(src++);
+ bits |= FbScrRight(bits1, rightShift);
+ WRITE(dst, FbDoDestInvarientMergeRop(bits));
+ dst++;
+ }
+ }
+ else
+ {
+ while (n--)
+ {
+ bits = FbScrLeft(bits1, leftShift);
+ bits1 = READ(src++);
+ bits |= FbScrRight(bits1, rightShift);
+ WRITE(dst, FbDoMergeRop(bits, READ(dst)));
+ dst++;
+ }
+ }
+ if (endmask)
+ {
+ bits = FbScrLeft(bits1, leftShift);
+ if (FbScrLeft(endmask, rightShift))
+ {
+ bits1 = READ(src);
+ bits |= FbScrRight(bits1, rightShift);
+ }
+ FbDoRightMaskByteMergeRop (dst, bits, endbyte, endmask);
+ }
+ }
+ }
+ }
+}
+
+#ifdef FB_24BIT
+
+#undef DEBUG_BLT24
+#ifdef DEBUG_BLT24
+
+static unsigned long
+getPixel (char *src, int x)
+{
+ unsigned long l;
+
+ l = 0;
+ memcpy (&l, src + x * 3, 3);
+ return l;
+}
+#endif
+
+static void
+fbBlt24Line (FbBits *src,
+ int srcX,
+
+ FbBits *dst,
+ int dstX,
+
+ int width,
+
+ int alu,
+ FbBits pm,
+
+ Bool reverse)
+{
+#ifdef DEBUG_BLT24
+ char *origDst = (char *) dst;
+ FbBits *origLine = dst + ((dstX >> FB_SHIFT) - 1);
+ int origNlw = ((width + FB_MASK) >> FB_SHIFT) + 3;
+ int origX = dstX / 24;
+#endif
+
+ int leftShift, rightShift;
+ FbBits startmask, endmask;
+ int n;
+
+ FbBits bits, bits1;
+ FbBits mask;
+
+ int rot;
+ FbDeclareMergeRop ();
+
+ FbInitializeMergeRop (alu, FB_ALLONES);
+ FbMaskBits(dstX, width, startmask, n, endmask);
+#ifdef DEBUG_BLT24
+ ErrorF ("dstX %d width %d reverse %d\n", dstX, width, reverse);
+#endif
+ if (reverse)
+ {
+ src += ((srcX + width - 1) >> FB_SHIFT) + 1;
+ dst += ((dstX + width - 1) >> FB_SHIFT) + 1;
+ rot = FbFirst24Rot (((dstX + width - 8) & FB_MASK));
+ rot = FbPrev24Rot(rot);
+#ifdef DEBUG_BLT24
+ ErrorF ("dstX + width - 8: %d rot: %d\n", (dstX + width - 8) & FB_MASK, rot);
+#endif
+ srcX = (srcX + width - 1) & FB_MASK;
+ dstX = (dstX + width - 1) & FB_MASK;
+ }
+ else
+ {
+ src += srcX >> FB_SHIFT;
+ dst += dstX >> FB_SHIFT;
+ srcX &= FB_MASK;
+ dstX &= FB_MASK;
+ rot = FbFirst24Rot (dstX);
+#ifdef DEBUG_BLT24
+ ErrorF ("dstX: %d rot: %d\n", dstX, rot);
+#endif
+ }
+ mask = FbRot24(pm,rot);
+#ifdef DEBUG_BLT24
+ ErrorF ("pm 0x%x mask 0x%x\n", pm, mask);
+#endif
+ if (srcX == dstX)
+ {
+ if (reverse)
+ {
+ if (endmask)
+ {
+ bits = READ(--src);
+ --dst;
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & endmask));
+ mask = FbPrev24Pix (mask);
+ }
+ while (n--)
+ {
+ bits = READ(--src);
+ --dst;
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask));
+ mask = FbPrev24Pix (mask);
+ }
+ if (startmask)
+ {
+ bits = READ(--src);
+ --dst;
+ WRITE(dst, FbDoMaskMergeRop(bits, READ(dst), mask & startmask));
+ }
+ }
+ else
+ {
+ if (startmask)
+ {
+ bits = READ(src++);
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & startmask));
+ dst++;
+ mask = FbNext24Pix(mask);
+ }
+ while (n--)
+ {
+ bits = READ(src++);
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask));
+ dst++;
+ mask = FbNext24Pix(mask);
+ }
+ if (endmask)
+ {
+ bits = READ(src);
+ WRITE(dst, FbDoMaskMergeRop(bits, READ(dst), mask & endmask));
+ }
+ }
+ }
+ else
+ {
+ if (srcX > dstX)
+ {
+ leftShift = srcX - dstX;
+ rightShift = FB_UNIT - leftShift;
+ }
+ else
+ {
+ rightShift = dstX - srcX;
+ leftShift = FB_UNIT - rightShift;
+ }
+
+ bits1 = 0;
+ if (reverse)
+ {
+ if (srcX < dstX)
+ bits1 = READ(--src);
+ if (endmask)
+ {
+ bits = FbScrRight(bits1, rightShift);
+ if (FbScrRight(endmask, leftShift))
+ {
+ bits1 = READ(--src);
+ bits |= FbScrLeft(bits1, leftShift);
+ }
+ --dst;
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & endmask));
+ mask = FbPrev24Pix(mask);
+ }
+ while (n--)
+ {
+ bits = FbScrRight(bits1, rightShift);
+ bits1 = READ(--src);
+ bits |= FbScrLeft(bits1, leftShift);
+ --dst;
+ WRITE(dst, FbDoMaskMergeRop(bits, READ(dst), mask));
+ mask = FbPrev24Pix(mask);
+ }
+ if (startmask)
+ {
+ bits = FbScrRight(bits1, rightShift);
+ if (FbScrRight(startmask, leftShift))
+ {
+ bits1 = READ(--src);
+ bits |= FbScrLeft(bits1, leftShift);
+ }
+ --dst;
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & startmask));
+ }
+ }
+ else
+ {
+ if (srcX > dstX)
+ bits1 = READ(src++);
+ if (startmask)
+ {
+ bits = FbScrLeft(bits1, leftShift);
+ bits1 = READ(src++);
+ bits |= FbScrRight(bits1, rightShift);
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & startmask));
+ dst++;
+ mask = FbNext24Pix(mask);
+ }
+ while (n--)
+ {
+ bits = FbScrLeft(bits1, leftShift);
+ bits1 = READ(src++);
+ bits |= FbScrRight(bits1, rightShift);
+ WRITE(dst, FbDoMaskMergeRop(bits, READ(dst), mask));
+ dst++;
+ mask = FbNext24Pix(mask);
+ }
+ if (endmask)
+ {
+ bits = FbScrLeft(bits1, leftShift);
+ if (FbScrLeft(endmask, rightShift))
+ {
+ bits1 = READ(src);
+ bits |= FbScrRight(bits1, rightShift);
+ }
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & endmask));
+ }
+ }
+ }
+#ifdef DEBUG_BLT24
+ {
+ int firstx, lastx, x;
+
+ firstx = origX;
+ if (firstx)
+ firstx--;
+ lastx = origX + width/24 + 1;
+ for (x = firstx; x <= lastx; x++)
+ ErrorF ("%06x ", getPixel (origDst, x));
+ ErrorF ("\n");
+ while (origNlw--)
+ ErrorF ("%08x ", *origLine++);
+ ErrorF ("\n");
+ }
+#endif
+}
+
+void
+fbBlt24 (FbBits *srcLine,
+ FbStride srcStride,
+ int srcX,
+
+ FbBits *dstLine,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm,
+
+ Bool reverse,
+ Bool upsidedown)
+{
+ if (upsidedown)
+ {
+ srcLine += (height-1) * srcStride;
+ dstLine += (height-1) * dstStride;
+ srcStride = -srcStride;
+ dstStride = -dstStride;
+ }
+ while (height--)
+ {
+ fbBlt24Line (srcLine, srcX, dstLine, dstX, width, alu, pm, reverse);
+ srcLine += srcStride;
+ dstLine += dstStride;
+ }
+#ifdef DEBUG_BLT24
+ ErrorF ("\n");
+#endif
+}
+#endif /* FB_24BIT */
+
+#if FB_SHIFT == FB_STIP_SHIFT + 1
+
+/*
+ * Could be generalized to FB_SHIFT > FB_STIP_SHIFT + 1 by
+ * creating an ring of values stepped through for each line
+ */
+
+void
+fbBltOdd (FbBits *srcLine,
+ FbStride srcStrideEven,
+ FbStride srcStrideOdd,
+ int srcXEven,
+ int srcXOdd,
+
+ FbBits *dstLine,
+ FbStride dstStrideEven,
+ FbStride dstStrideOdd,
+ int dstXEven,
+ int dstXOdd,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm,
+ int bpp)
+{
+ FbBits *src;
+ int leftShiftEven, rightShiftEven;
+ FbBits startmaskEven, endmaskEven;
+ int nmiddleEven;
+
+ FbBits *dst;
+ int leftShiftOdd, rightShiftOdd;
+ FbBits startmaskOdd, endmaskOdd;
+ int nmiddleOdd;
+
+ int leftShift, rightShift;
+ FbBits startmask, endmask;
+ int nmiddle;
+
+ int srcX, dstX;
+
+ FbBits bits, bits1;
+ int n;
+
+ Bool destInvarient;
+ Bool even;
+ FbDeclareMergeRop ();
+
+ FbInitializeMergeRop (alu, pm);
+ destInvarient = FbDestInvarientMergeRop();
+
+ srcLine += srcXEven >> FB_SHIFT;
+ dstLine += dstXEven >> FB_SHIFT;
+ srcXEven &= FB_MASK;
+ dstXEven &= FB_MASK;
+ srcXOdd &= FB_MASK;
+ dstXOdd &= FB_MASK;
+
+ FbMaskBits(dstXEven, width, startmaskEven, nmiddleEven, endmaskEven);
+ FbMaskBits(dstXOdd, width, startmaskOdd, nmiddleOdd, endmaskOdd);
+
+ even = TRUE;
+ InitializeShifts(srcXEven, dstXEven, leftShiftEven, rightShiftEven);
+ InitializeShifts(srcXOdd, dstXOdd, leftShiftOdd, rightShiftOdd);
+ while (height--)
+ {
+ src = srcLine;
+ dst = dstLine;
+ if (even)
+ {
+ srcX = srcXEven;
+ dstX = dstXEven;
+ startmask = startmaskEven;
+ endmask = endmaskEven;
+ nmiddle = nmiddleEven;
+ leftShift = leftShiftEven;
+ rightShift = rightShiftEven;
+ srcLine += srcStrideEven;
+ dstLine += dstStrideEven;
+ even = FALSE;
+ }
+ else
+ {
+ srcX = srcXOdd;
+ dstX = dstXOdd;
+ startmask = startmaskOdd;
+ endmask = endmaskOdd;
+ nmiddle = nmiddleOdd;
+ leftShift = leftShiftOdd;
+ rightShift = rightShiftOdd;
+ srcLine += srcStrideOdd;
+ dstLine += dstStrideOdd;
+ even = TRUE;
+ }
+ if (srcX == dstX)
+ {
+ if (startmask)
+ {
+ bits = READ(src++);
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), startmask));
+ dst++;
+ }
+ n = nmiddle;
+ if (destInvarient)
+ {
+ while (n--)
+ {
+ bits = READ(src++);
+ WRITE(dst, FbDoDestInvarientMergeRop(bits));
+ dst++;
+ }
+ }
+ else
+ {
+ while (n--)
+ {
+ bits = READ(src++);
+ WRITE(dst, FbDoMergeRop (bits, READ(dst)));
+ dst++;
+ }
+ }
+ if (endmask)
+ {
+ bits = READ(src);
+ WRITE(dst, FbDoMaskMergeRop(bits, READ(dst), endmask));
+ }
+ }
+ else
+ {
+ bits = 0;
+ if (srcX > dstX)
+ bits = READ(src++);
+ if (startmask)
+ {
+ bits1 = FbScrLeft(bits, leftShift);
+ bits = READ(src++);
+ bits1 |= FbScrRight(bits, rightShift);
+ WRITE(dst, FbDoMaskMergeRop (bits1, READ(dst), startmask));
+ dst++;
+ }
+ n = nmiddle;
+ if (destInvarient)
+ {
+ while (n--)
+ {
+ bits1 = FbScrLeft(bits, leftShift);
+ bits = READ(src++);
+ bits1 |= FbScrRight(bits, rightShift);
+ WRITE(dst, FbDoDestInvarientMergeRop(bits1));
+ dst++;
+ }
+ }
+ else
+ {
+ while (n--)
+ {
+ bits1 = FbScrLeft(bits, leftShift);
+ bits = READ(src++);
+ bits1 |= FbScrRight(bits, rightShift);
+ WRITE(dst, FbDoMergeRop(bits1, READ(dst)));
+ dst++;
+ }
+ }
+ if (endmask)
+ {
+ bits1 = FbScrLeft(bits, leftShift);
+ if (FbScrLeft(endmask, rightShift))
+ {
+ bits = READ(src);
+ bits1 |= FbScrRight(bits, rightShift);
+ }
+ WRITE(dst, FbDoMaskMergeRop (bits1, READ(dst), endmask));
+ }
+ }
+ }
+}
+
+#ifdef FB_24BIT
+void
+fbBltOdd24 (FbBits *srcLine,
+ FbStride srcStrideEven,
+ FbStride srcStrideOdd,
+ int srcXEven,
+ int srcXOdd,
+
+ FbBits *dstLine,
+ FbStride dstStrideEven,
+ FbStride dstStrideOdd,
+ int dstXEven,
+ int dstXOdd,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm)
+{
+ Bool even = TRUE;
+
+ while (height--)
+ {
+ if (even)
+ {
+ fbBlt24Line (srcLine, srcXEven, dstLine, dstXEven,
+ width, alu, pm, FALSE);
+ srcLine += srcStrideEven;
+ dstLine += dstStrideEven;
+ even = FALSE;
+ }
+ else
+ {
+ fbBlt24Line (srcLine, srcXOdd, dstLine, dstXOdd,
+ width, alu, pm, FALSE);
+ srcLine += srcStrideOdd;
+ dstLine += dstStrideOdd;
+ even = TRUE;
+ }
+ }
+}
+#endif
+
+#endif
+
+#if FB_STIP_SHIFT != FB_SHIFT
+void
+fbSetBltOdd (FbStip *stip,
+ FbStride stipStride,
+ int srcX,
+ FbBits **bits,
+ FbStride *strideEven,
+ FbStride *strideOdd,
+ int *srcXEven,
+ int *srcXOdd)
+{
+ int srcAdjust;
+ int strideAdjust;
+
+ /*
+ * bytes needed to align source
+ */
+ srcAdjust = (((int) stip) & (FB_MASK >> 3));
+ /*
+ * FbStip units needed to align stride
+ */
+ strideAdjust = stipStride & (FB_MASK >> FB_STIP_SHIFT);
+
+ *bits = (FbBits *) ((char *) stip - srcAdjust);
+ if (srcAdjust)
+ {
+ *strideEven = FbStipStrideToBitsStride (stipStride + 1);
+ *strideOdd = FbStipStrideToBitsStride (stipStride);
+
+ *srcXEven = srcX + (srcAdjust << 3);
+ *srcXOdd = srcX + (srcAdjust << 3) - (strideAdjust << FB_STIP_SHIFT);
+ }
+ else
+ {
+ *strideEven = FbStipStrideToBitsStride (stipStride);
+ *strideOdd = FbStipStrideToBitsStride (stipStride + 1);
+
+ *srcXEven = srcX;
+ *srcXOdd = srcX + (strideAdjust << FB_STIP_SHIFT);
+ }
+}
+#endif
+
+void
+fbBltStip (FbStip *src,
+ FbStride srcStride, /* in FbStip units, not FbBits units */
+ int srcX,
+
+ FbStip *dst,
+ FbStride dstStride, /* in FbStip units, not FbBits units */
+ int dstX,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm,
+ int bpp)
+{
+#if FB_STIP_SHIFT != FB_SHIFT
+ if (FB_STIP_ODDSTRIDE(srcStride) || FB_STIP_ODDPTR(src) ||
+ FB_STIP_ODDSTRIDE(dstStride) || FB_STIP_ODDPTR(dst))
+ {
+ FbStride srcStrideEven, srcStrideOdd;
+ FbStride dstStrideEven, dstStrideOdd;
+ int srcXEven, srcXOdd;
+ int dstXEven, dstXOdd;
+ FbBits *s, *d;
+ int sx, dx;
+
+ src += srcX >> FB_STIP_SHIFT;
+ srcX &= FB_STIP_MASK;
+ dst += dstX >> FB_STIP_SHIFT;
+ dstX &= FB_STIP_MASK;
+
+ fbSetBltOdd (src, srcStride, srcX,
+ &s,
+ &srcStrideEven, &srcStrideOdd,
+ &srcXEven, &srcXOdd);
+
+ fbSetBltOdd (dst, dstStride, dstX,
+ &d,
+ &dstStrideEven, &dstStrideOdd,
+ &dstXEven, &dstXOdd);
+
+#ifdef FB_24BIT
+ if (bpp == 24 && !FbCheck24Pix (pm))
+ {
+ fbBltOdd24 (s, srcStrideEven, srcStrideOdd,
+ srcXEven, srcXOdd,
+
+ d, dstStrideEven, dstStrideOdd,
+ dstXEven, dstXOdd,
+
+ width, height, alu, pm);
+ }
+ else
+#endif
+ {
+ fbBltOdd (s, srcStrideEven, srcStrideOdd,
+ srcXEven, srcXOdd,
+
+ d, dstStrideEven, dstStrideOdd,
+ dstXEven, dstXOdd,
+
+ width, height, alu, pm, bpp);
+ }
+ }
+ else
+#endif
+ {
+ fbBlt ((FbBits *) src, FbStipStrideToBitsStride (srcStride),
+ srcX,
+ (FbBits *) dst, FbStipStrideToBitsStride (dstStride),
+ dstX,
+ width, height,
+ alu, pm, bpp, FALSE, FALSE);
+ }
+}
diff --git a/xorg-server/fb/fbbltone.c b/xorg-server/fb/fbbltone.c
new file mode 100644
index 000000000..ffe69775a
--- /dev/null
+++ b/xorg-server/fb/fbbltone.c
@@ -0,0 +1,879 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+/*
+ * Example: srcX = 13 dstX = 8 (FB unit 32 dstBpp 8)
+ *
+ * **** **** **** **** **** **** **** ****
+ * ^
+ * ******** ******** ******** ********
+ * ^
+ * leftShift = 12
+ * rightShift = 20
+ *
+ * Example: srcX = 0 dstX = 8 (FB unit 32 dstBpp 8)
+ *
+ * **** **** **** **** **** **** **** ****
+ * ^
+ * ******** ******** ******** ********
+ * ^
+ *
+ * leftShift = 24
+ * rightShift = 8
+ */
+
+#define LoadBits {\
+ if (leftShift) { \
+ bitsRight = (src < srcEnd ? READ(src++) : 0); \
+ bits = (FbStipLeft (bitsLeft, leftShift) | \
+ FbStipRight(bitsRight, rightShift)); \
+ bitsLeft = bitsRight; \
+ } else \
+ bits = (src < srcEnd ? READ(src++) : 0); \
+}
+
+#ifndef FBNOPIXADDR
+
+#define LaneCases1(n,a) case n: (void)FbLaneCase(n,a); break
+#define LaneCases2(n,a) LaneCases1(n,a); LaneCases1(n+1,a)
+#define LaneCases4(n,a) LaneCases2(n,a); LaneCases2(n+2,a)
+#define LaneCases8(n,a) LaneCases4(n,a); LaneCases4(n+4,a)
+#define LaneCases16(n,a) LaneCases8(n,a); LaneCases8(n+8,a)
+#define LaneCases32(n,a) LaneCases16(n,a); LaneCases16(n+16,a)
+#define LaneCases64(n,a) LaneCases32(n,a); LaneCases32(n+32,a)
+#define LaneCases128(n,a) LaneCases64(n,a); LaneCases64(n+64,a)
+#define LaneCases256(n,a) LaneCases128(n,a); LaneCases128(n+128,a)
+
+#if FB_SHIFT == 6
+#define LaneCases(a) LaneCases256(0,a)
+#endif
+
+#if FB_SHIFT == 5
+#define LaneCases(a) LaneCases16(0,a)
+#endif
+
+#if FB_SHIFT == 6
+CARD8 fb8Lane[256] = {
+0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21,
+22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40,
+41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59,
+60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78,
+79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97,
+98, 99, 100, 101, 102,103,104,105,106,107,108,109,110,111,112,113,114,115,
+116, 117, 118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,
+134, 135, 136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,
+152, 153, 154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,
+170, 171, 172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,
+188, 189, 190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,
+206, 207, 208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,
+224, 225, 226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,
+242, 243, 244,245,246,247,248,249,250,251,252,253,254,255,
+};
+
+CARD8 fb16Lane[256] = {
+ 0x00, 0x03, 0x0c, 0x0f,
+ 0x30, 0x33, 0x3c, 0x3f,
+ 0xc0, 0xc3, 0xcc, 0xcf,
+ 0xf0, 0xf3, 0xfc, 0xff,
+};
+
+CARD8 fb32Lane[16] = {
+ 0x00, 0x0f, 0xf0, 0xff,
+};
+#endif
+
+#if FB_SHIFT == 5
+CARD8 fb8Lane[16] = {
+ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
+};
+
+CARD8 fb16Lane[16] = {
+ 0, 3, 12, 15, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+};
+
+CARD8 fb32Lane[16] = {
+ 0, 15, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+};
+#endif
+
+CARD8 *fbLaneTable[33] = {
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ fb8Lane, 0, 0, 0, 0, 0, 0, 0,
+ fb16Lane, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ fb32Lane
+};
+#endif
+
+void
+fbBltOne (FbStip *src,
+ FbStride srcStride, /* FbStip units per scanline */
+ int srcX, /* bit position of source */
+ FbBits *dst,
+ FbStride dstStride, /* FbBits units per scanline */
+ int dstX, /* bit position of dest */
+ int dstBpp, /* bits per destination unit */
+
+ int width, /* width in bits of destination */
+ int height, /* height in scanlines */
+
+ FbBits fgand, /* rrop values */
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor)
+{
+ const FbBits *fbBits;
+ FbBits *srcEnd;
+ int pixelsPerDst; /* dst pixels per FbBits */
+ int unitsPerSrc; /* src patterns per FbStip */
+ int leftShift, rightShift; /* align source with dest */
+ FbBits startmask, endmask; /* dest scanline masks */
+ FbStip bits=0, bitsLeft, bitsRight;/* source bits */
+ FbStip left;
+ FbBits mask;
+ int nDst; /* dest longwords (w.o. end) */
+ int w;
+ int n, nmiddle;
+ int dstS; /* stipple-relative dst X coordinate */
+ Bool copy; /* accelerate dest-invariant */
+ Bool transparent; /* accelerate 0 nop */
+ int srcinc; /* source units consumed */
+ Bool endNeedsLoad = FALSE; /* need load for endmask */
+#ifndef FBNOPIXADDR
+ CARD8 *fbLane;
+#endif
+ int startbyte, endbyte;
+
+#ifdef FB_24BIT
+ if (dstBpp == 24)
+ {
+ fbBltOne24 (src, srcStride, srcX,
+ dst, dstStride, dstX, dstBpp,
+ width, height,
+ fgand, fgxor, bgand, bgxor);
+ return;
+ }
+#endif
+
+ /*
+ * Do not read past the end of the buffer!
+ */
+ srcEnd = src + height * srcStride;
+
+ /*
+ * Number of destination units in FbBits == number of stipple pixels
+ * used each time
+ */
+ pixelsPerDst = FB_UNIT / dstBpp;
+
+ /*
+ * Number of source stipple patterns in FbStip
+ */
+ unitsPerSrc = FB_STIP_UNIT / pixelsPerDst;
+
+ copy = FALSE;
+ transparent = FALSE;
+ if (bgand == 0 && fgand == 0)
+ copy = TRUE;
+ else if (bgand == FB_ALLONES && bgxor == 0)
+ transparent = TRUE;
+
+ /*
+ * Adjust source and dest to nearest FbBits boundary
+ */
+ src += srcX >> FB_STIP_SHIFT;
+ dst += dstX >> FB_SHIFT;
+ srcX &= FB_STIP_MASK;
+ dstX &= FB_MASK;
+
+ FbMaskBitsBytes(dstX, width, copy,
+ startmask, startbyte, nmiddle, endmask, endbyte);
+
+ /*
+ * Compute effective dest alignment requirement for
+ * source -- must align source to dest unit boundary
+ */
+ dstS = dstX / dstBpp;
+ /*
+ * Compute shift constants for effective alignement
+ */
+ if (srcX >= dstS)
+ {
+ leftShift = srcX - dstS;
+ rightShift = FB_STIP_UNIT - leftShift;
+ }
+ else
+ {
+ rightShift = dstS - srcX;
+ leftShift = FB_STIP_UNIT - rightShift;
+ }
+ /*
+ * Get pointer to stipple mask array for this depth
+ */
+ fbBits = 0; /* unused */
+ if (pixelsPerDst <= 8)
+ fbBits = fbStippleTable[pixelsPerDst];
+#ifndef FBNOPIXADDR
+ fbLane = 0;
+ if (transparent && fgand == 0 && dstBpp >= 8)
+ fbLane = fbLaneTable[dstBpp];
+#endif
+
+ /*
+ * Compute total number of destination words written, but
+ * don't count endmask
+ */
+ nDst = nmiddle;
+ if (startmask)
+ nDst++;
+
+ dstStride -= nDst;
+
+ /*
+ * Compute total number of source words consumed
+ */
+
+ srcinc = (nDst + unitsPerSrc - 1) / unitsPerSrc;
+
+ if (srcX > dstS)
+ srcinc++;
+ if (endmask)
+ {
+ endNeedsLoad = nDst % unitsPerSrc == 0;
+ if (endNeedsLoad)
+ srcinc++;
+ }
+
+ srcStride -= srcinc;
+
+ /*
+ * Copy rectangle
+ */
+ while (height--)
+ {
+ w = nDst; /* total units across scanline */
+ n = unitsPerSrc; /* units avail in single stipple */
+ if (n > w)
+ n = w;
+
+ bitsLeft = 0;
+ if (srcX > dstS)
+ bitsLeft = READ(src++);
+ if (n)
+ {
+ /*
+ * Load first set of stipple bits
+ */
+ LoadBits;
+
+ /*
+ * Consume stipple bits for startmask
+ */
+ if (startmask)
+ {
+#if FB_UNIT > 32
+ if (pixelsPerDst == 16)
+ mask = FbStipple16Bits(FbLeftStipBits(bits,16));
+ else
+#endif
+ mask = fbBits[FbLeftStipBits(bits,pixelsPerDst)];
+#ifndef FBNOPIXADDR
+ if (fbLane)
+ {
+ fbTransparentSpan (dst, mask & startmask, fgxor, 1);
+ }
+ else
+#endif
+ {
+ if (mask || !transparent)
+ FbDoLeftMaskByteStippleRRop (dst, mask,
+ fgand, fgxor, bgand, bgxor,
+ startbyte, startmask);
+ }
+ bits = FbStipLeft (bits, pixelsPerDst);
+ dst++;
+ n--;
+ w--;
+ }
+ /*
+ * Consume stipple bits across scanline
+ */
+ for (;;)
+ {
+ w -= n;
+ if (copy)
+ {
+ while (n--)
+ {
+#if FB_UNIT > 32
+ if (pixelsPerDst == 16)
+ mask = FbStipple16Bits(FbLeftStipBits(bits,16));
+ else
+#endif
+ mask = fbBits[FbLeftStipBits(bits,pixelsPerDst)];
+ WRITE(dst, FbOpaqueStipple (mask, fgxor, bgxor));
+ dst++;
+ bits = FbStipLeft(bits, pixelsPerDst);
+ }
+ }
+ else
+ {
+#ifndef FBNOPIXADDR
+ if (fbLane)
+ {
+ while (bits && n)
+ {
+ switch (fbLane[FbLeftStipBits(bits,pixelsPerDst)]) {
+ LaneCases((CARD8 *) dst);
+ }
+ bits = FbStipLeft(bits,pixelsPerDst);
+ dst++;
+ n--;
+ }
+ dst += n;
+ }
+ else
+#endif
+ {
+ while (n--)
+ {
+ left = FbLeftStipBits(bits,pixelsPerDst);
+ if (left || !transparent)
+ {
+ mask = fbBits[left];
+ WRITE(dst, FbStippleRRop (READ(dst), mask,
+ fgand, fgxor, bgand, bgxor));
+ }
+ dst++;
+ bits = FbStipLeft(bits, pixelsPerDst);
+ }
+ }
+ }
+ if (!w)
+ break;
+ /*
+ * Load another set and reset number of available units
+ */
+ LoadBits;
+ n = unitsPerSrc;
+ if (n > w)
+ n = w;
+ }
+ }
+ /*
+ * Consume stipple bits for endmask
+ */
+ if (endmask)
+ {
+ if (endNeedsLoad)
+ {
+ LoadBits;
+ }
+#if FB_UNIT > 32
+ if (pixelsPerDst == 16)
+ mask = FbStipple16Bits(FbLeftStipBits(bits,16));
+ else
+#endif
+ mask = fbBits[FbLeftStipBits(bits,pixelsPerDst)];
+#ifndef FBNOPIXADDR
+ if (fbLane)
+ {
+ fbTransparentSpan (dst, mask & endmask, fgxor, 1);
+ }
+ else
+#endif
+ {
+ if (mask || !transparent)
+ FbDoRightMaskByteStippleRRop (dst, mask,
+ fgand, fgxor, bgand, bgxor,
+ endbyte, endmask);
+ }
+ }
+ dst += dstStride;
+ src += srcStride;
+ }
+}
+
+#ifdef FB_24BIT
+
+/*
+ * Crufty macros to initialize the mask array, most of this
+ * is to avoid compile-time warnings about shift overflow
+ */
+
+#if BITMAP_BIT_ORDER == MSBFirst
+#define Mask24Pos(x,r) ((x)*24-(r))
+#else
+#define Mask24Pos(x,r) ((x)*24-((r) ? 24 - (r) : 0))
+#endif
+
+#define Mask24Neg(x,r) (Mask24Pos(x,r) < 0 ? -Mask24Pos(x,r) : 0)
+#define Mask24Check(x,r) (Mask24Pos(x,r) < 0 ? 0 : \
+ Mask24Pos(x,r) >= FB_UNIT ? 0 : Mask24Pos(x,r))
+
+#define Mask24(x,r) (Mask24Pos(x,r) < FB_UNIT ? \
+ (Mask24Pos(x,r) < 0 ? \
+ 0xffffff >> Mask24Neg (x,r) : \
+ 0xffffff << Mask24Check(x,r)) : 0)
+
+#define SelMask24(b,n,r) ((((b) >> n) & 1) * Mask24(n,r))
+
+/*
+ * Untested for MSBFirst or FB_UNIT == 32
+ */
+
+#if FB_UNIT == 64
+#define C4_24(b,r) \
+ (SelMask24(b,0,r) | \
+ SelMask24(b,1,r) | \
+ SelMask24(b,2,r) | \
+ SelMask24(b,3,r))
+
+#define FbStip24New(rot) (2 + (rot != 0))
+#define FbStip24Len 4
+
+const FbBits fbStipple24Bits[3][1 << FbStip24Len] = {
+ /* rotate 0 */
+ {
+ C4_24( 0, 0), C4_24( 1, 0), C4_24( 2, 0), C4_24( 3, 0),
+ C4_24( 4, 0), C4_24( 5, 0), C4_24( 6, 0), C4_24( 7, 0),
+ C4_24( 8, 0), C4_24( 9, 0), C4_24(10, 0), C4_24(11, 0),
+ C4_24(12, 0), C4_24(13, 0), C4_24(14, 0), C4_24(15, 0),
+ },
+ /* rotate 8 */
+ {
+ C4_24( 0, 8), C4_24( 1, 8), C4_24( 2, 8), C4_24( 3, 8),
+ C4_24( 4, 8), C4_24( 5, 8), C4_24( 6, 8), C4_24( 7, 8),
+ C4_24( 8, 8), C4_24( 9, 8), C4_24(10, 8), C4_24(11, 8),
+ C4_24(12, 8), C4_24(13, 8), C4_24(14, 8), C4_24(15, 8),
+ },
+ /* rotate 16 */
+ {
+ C4_24( 0,16), C4_24( 1,16), C4_24( 2,16), C4_24( 3,16),
+ C4_24( 4,16), C4_24( 5,16), C4_24( 6,16), C4_24( 7,16),
+ C4_24( 8,16), C4_24( 9,16), C4_24(10,16), C4_24(11,16),
+ C4_24(12,16), C4_24(13,16), C4_24(14,16), C4_24(15,16),
+ }
+};
+
+#endif
+
+#if FB_UNIT == 32
+#define C2_24(b,r) \
+ (SelMask24(b,0,r) | \
+ SelMask24(b,1,r))
+
+#define FbStip24Len 2
+#if BITMAP_BIT_ORDER == MSBFirst
+#define FbStip24New(rot) (1 + (rot == 0))
+#else
+#define FbStip24New(rot) (1 + (rot == 8))
+#endif
+
+const FbBits fbStipple24Bits[3][1 << FbStip24Len] = {
+ /* rotate 0 */
+ {
+ C2_24( 0, 0), C2_24 ( 1, 0), C2_24 ( 2, 0), C2_24 ( 3, 0),
+ },
+ /* rotate 8 */
+ {
+ C2_24( 0, 8), C2_24 ( 1, 8), C2_24 ( 2, 8), C2_24 ( 3, 8),
+ },
+ /* rotate 16 */
+ {
+ C2_24( 0,16), C2_24 ( 1,16), C2_24 ( 2,16), C2_24 ( 3,16),
+ }
+};
+#endif
+
+#if BITMAP_BIT_ORDER == LSBFirst
+
+#define FbMergeStip24Bits(left, right, new) \
+ (FbStipLeft (left, new) | FbStipRight ((right), (FbStip24Len - (new))))
+
+#define FbMergePartStip24Bits(left, right, llen, rlen) \
+ (left | FbStipRight(right, llen))
+
+#else
+
+#define FbMergeStip24Bits(left, right, new) \
+ ((FbStipLeft (left, new) & ((1 << FbStip24Len) - 1)) | right)
+
+#define FbMergePartStip24Bits(left, right, llen, rlen) \
+ (FbStipLeft(left, rlen) | right)
+
+#endif
+
+#define fbFirstStipBits(len,stip) {\
+ int __len = (len); \
+ if (len <= remain) { \
+ stip = FbLeftStipBits(bits, len); \
+ } else { \
+ stip = FbLeftStipBits(bits, remain); \
+ bits = (src < srcEnd ? READ(src++) : 0); \
+ __len = (len) - remain; \
+ stip = FbMergePartStip24Bits(stip, FbLeftStipBits(bits, __len), \
+ remain, __len); \
+ remain = FB_STIP_UNIT; \
+ } \
+ bits = FbStipLeft (bits, __len); \
+ remain -= __len; \
+}
+
+#define fbInitStipBits(offset,len,stip) {\
+ bits = FbStipLeft (READ(src++),offset); \
+ remain = FB_STIP_UNIT - offset; \
+ fbFirstStipBits(len,stip); \
+ stip = FbMergeStip24Bits (0, stip, len); \
+}
+
+#define fbNextStipBits(rot,stip) {\
+ int __new = FbStip24New(rot); \
+ FbStip __right; \
+ fbFirstStipBits(__new, __right); \
+ stip = FbMergeStip24Bits (stip, __right, __new); \
+ rot = FbNext24Rot (rot); \
+}
+
+/*
+ * Use deep mask tables that incorporate rotation, pull
+ * a variable number of bits out of the stipple and
+ * reuse the right bits as needed for the next write
+ *
+ * Yes, this is probably too much code, but most 24-bpp screens
+ * have no acceleration so this code is used for stipples, copyplane
+ * and text
+ */
+void
+fbBltOne24 (FbStip *srcLine,
+ FbStride srcStride, /* FbStip units per scanline */
+ int srcX, /* bit position of source */
+ FbBits *dst,
+ FbStride dstStride, /* FbBits units per scanline */
+ int dstX, /* bit position of dest */
+ int dstBpp, /* bits per destination unit */
+
+ int width, /* width in bits of destination */
+ int height, /* height in scanlines */
+
+ FbBits fgand, /* rrop values */
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor)
+{
+ FbStip *src, *srcEnd;
+ FbBits leftMask, rightMask, mask;
+ int nlMiddle, nl;
+ FbStip stip, bits;
+ int remain;
+ int dstS;
+ int firstlen;
+ int rot0, rot;
+ int nDst;
+
+ /*
+ * Do not read past the end of the buffer!
+ */
+ srcEnd = srcLine + height * srcStride;
+
+ srcLine += srcX >> FB_STIP_SHIFT;
+ dst += dstX >> FB_SHIFT;
+ srcX &= FB_STIP_MASK;
+ dstX &= FB_MASK;
+ rot0 = FbFirst24Rot (dstX);
+
+ FbMaskBits (dstX, width, leftMask, nlMiddle, rightMask);
+
+ dstS = (dstX + 23) / 24;
+ firstlen = FbStip24Len - dstS;
+
+ nDst = nlMiddle;
+ if (leftMask)
+ nDst++;
+ dstStride -= nDst;
+
+ /* opaque copy */
+ if (bgand == 0 && fgand == 0)
+ {
+ while (height--)
+ {
+ rot = rot0;
+ src = srcLine;
+ srcLine += srcStride;
+ fbInitStipBits (srcX,firstlen, stip);
+ if (leftMask)
+ {
+ mask = fbStipple24Bits[rot >> 3][stip];
+ WRITE(dst, (READ(dst) & ~leftMask) |
+ (FbOpaqueStipple (mask,
+ FbRot24(fgxor, rot),
+ FbRot24(bgxor, rot))
+ & leftMask));
+ dst++;
+ fbNextStipBits(rot,stip);
+ }
+ nl = nlMiddle;
+ while (nl--)
+ {
+ mask = fbStipple24Bits[rot>>3][stip];
+ WRITE(dst, FbOpaqueStipple (mask,
+ FbRot24(fgxor, rot),
+ FbRot24(bgxor, rot)));
+ dst++;
+ fbNextStipBits(rot,stip);
+ }
+ if (rightMask)
+ {
+ mask = fbStipple24Bits[rot >> 3][stip];
+ WRITE(dst, (READ(dst) & ~rightMask) |
+ (FbOpaqueStipple (mask,
+ FbRot24(fgxor, rot),
+ FbRot24(bgxor, rot))
+ & rightMask));
+ }
+ dst += dstStride;
+ src += srcStride;
+ }
+ }
+ /* transparent copy */
+ else if (bgand == FB_ALLONES && bgxor == 0 && fgand == 0)
+ {
+ while (height--)
+ {
+ rot = rot0;
+ src = srcLine;
+ srcLine += srcStride;
+ fbInitStipBits (srcX, firstlen, stip);
+ if (leftMask)
+ {
+ if (stip)
+ {
+ mask = fbStipple24Bits[rot >> 3][stip] & leftMask;
+ WRITE(dst, (READ(dst) & ~mask) | (FbRot24(fgxor, rot) & mask));
+ }
+ dst++;
+ fbNextStipBits (rot, stip);
+ }
+ nl = nlMiddle;
+ while (nl--)
+ {
+ if (stip)
+ {
+ mask = fbStipple24Bits[rot>>3][stip];
+ WRITE(dst, (READ(dst) & ~mask) | (FbRot24(fgxor,rot) & mask));
+ }
+ dst++;
+ fbNextStipBits (rot, stip);
+ }
+ if (rightMask)
+ {
+ if (stip)
+ {
+ mask = fbStipple24Bits[rot >> 3][stip] & rightMask;
+ WRITE(dst, (READ(dst) & ~mask) | (FbRot24(fgxor, rot) & mask));
+ }
+ }
+ dst += dstStride;
+ }
+ }
+ else
+ {
+ while (height--)
+ {
+ rot = rot0;
+ src = srcLine;
+ srcLine += srcStride;
+ fbInitStipBits (srcX, firstlen, stip);
+ if (leftMask)
+ {
+ mask = fbStipple24Bits[rot >> 3][stip];
+ WRITE(dst, FbStippleRRopMask (READ(dst), mask,
+ FbRot24(fgand, rot),
+ FbRot24(fgxor, rot),
+ FbRot24(bgand, rot),
+ FbRot24(bgxor, rot),
+ leftMask));
+ dst++;
+ fbNextStipBits(rot,stip);
+ }
+ nl = nlMiddle;
+ while (nl--)
+ {
+ mask = fbStipple24Bits[rot >> 3][stip];
+ WRITE(dst, FbStippleRRop (READ(dst), mask,
+ FbRot24(fgand, rot),
+ FbRot24(fgxor, rot),
+ FbRot24(bgand, rot),
+ FbRot24(bgxor, rot)));
+ dst++;
+ fbNextStipBits(rot,stip);
+ }
+ if (rightMask)
+ {
+ mask = fbStipple24Bits[rot >> 3][stip];
+ WRITE(dst, FbStippleRRopMask (READ(dst), mask,
+ FbRot24(fgand, rot),
+ FbRot24(fgxor, rot),
+ FbRot24(bgand, rot),
+ FbRot24(bgxor, rot),
+ rightMask));
+ }
+ dst += dstStride;
+ }
+ }
+}
+#endif
+
+/*
+ * Not very efficient, but simple -- copy a single plane
+ * from an N bit image to a 1 bit image
+ */
+
+void
+fbBltPlane (FbBits *src,
+ FbStride srcStride,
+ int srcX,
+ int srcBpp,
+
+ FbStip *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbStip fgand,
+ FbStip fgxor,
+ FbStip bgand,
+ FbStip bgxor,
+ Pixel planeMask)
+{
+ FbBits *s;
+ FbBits pm;
+ FbBits srcMask;
+ FbBits srcMaskFirst;
+ FbBits srcMask0 = 0;
+ FbBits srcBits;
+
+ FbStip dstBits;
+ FbStip *d;
+ FbStip dstMask;
+ FbStip dstMaskFirst;
+ FbStip dstUnion;
+ int w;
+ int wt;
+ int rot0;
+
+ if (!width)
+ return;
+
+ src += srcX >> FB_SHIFT;
+ srcX &= FB_MASK;
+
+ dst += dstX >> FB_STIP_SHIFT;
+ dstX &= FB_STIP_MASK;
+
+ w = width / srcBpp;
+
+ pm = fbReplicatePixel (planeMask, srcBpp);
+#ifdef FB_24BIT
+ if (srcBpp == 24)
+ {
+ int w = 24;
+
+ rot0 = FbFirst24Rot (srcX);
+ if (srcX + w > FB_UNIT)
+ w = FB_UNIT - srcX;
+ srcMaskFirst = FbRot24(pm,rot0) & FbBitsMask(srcX,w);
+ }
+ else
+#endif
+ {
+ rot0 = 0;
+ srcMaskFirst = pm & FbBitsMask(srcX, srcBpp);
+ srcMask0 = pm & FbBitsMask(0, srcBpp);
+ }
+
+ dstMaskFirst = FbStipMask(dstX,1);
+ while (height--)
+ {
+ d = dst;
+ dst += dstStride;
+ s = src;
+ src += srcStride;
+
+ srcMask = srcMaskFirst;
+#ifdef FB_24BIT
+ if (srcBpp == 24)
+ srcMask0 = FbRot24(pm,rot0) & FbBitsMask(0, srcBpp);
+#endif
+ srcBits = READ(s++);
+
+ dstMask = dstMaskFirst;
+ dstUnion = 0;
+ dstBits = 0;
+
+ wt = w;
+
+ while (wt--)
+ {
+ if (!srcMask)
+ {
+ srcBits = READ(s++);
+#ifdef FB_24BIT
+ if (srcBpp == 24)
+ srcMask0 = FbNext24Pix(srcMask0) & FbBitsMask(0,24);
+#endif
+ srcMask = srcMask0;
+ }
+ if (!dstMask)
+ {
+ WRITE(d, FbStippleRRopMask(READ(d), dstBits,
+ fgand, fgxor, bgand, bgxor,
+ dstUnion));
+ d++;
+ dstMask = FbStipMask(0,1);
+ dstUnion = 0;
+ dstBits = 0;
+ }
+ if (srcBits & srcMask)
+ dstBits |= dstMask;
+ dstUnion |= dstMask;
+ if (srcBpp == FB_UNIT)
+ srcMask = 0;
+ else
+ srcMask = FbScrRight(srcMask,srcBpp);
+ dstMask = FbStipRight(dstMask,1);
+ }
+ if (dstUnion)
+ WRITE(d, FbStippleRRopMask(READ(d),dstBits,
+ fgand, fgxor, bgand, bgxor,
+ dstUnion));
+ }
+}
+
diff --git a/xorg-server/fb/fbcmap.c b/xorg-server/fb/fbcmap.c
new file mode 100644
index 000000000..c29a5131c
--- /dev/null
+++ b/xorg-server/fb/fbcmap.c
@@ -0,0 +1,591 @@
+/************************************************************
+Copyright 1987 by Sun Microsystems, Inc. Mountain View, CA.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this
+software and its documentation for any purpose and without
+fee is hereby granted, provided that the above copyright no-
+tice appear in all copies and that both that copyright no-
+tice and this permission notice appear in supporting docu-
+mentation, and that the names of Sun or X Consortium
+not be used in advertising or publicity pertaining to
+distribution of the software without specific prior
+written permission. Sun and X Consortium make no
+representations about the suitability of this software for
+any purpose. It is provided "as is" without any express or
+implied warranty.
+
+SUN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT-
+NESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SUN BE LI-
+ABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH
+THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+********************************************************/
+
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#include "scrnintstr.h"
+#include "colormapst.h"
+#include "resource.h"
+#include "fb.h"
+
+#ifdef XFree86Server
+#error "You should be compiling fbcmap_mi.c instead of fbcmap.c!"
+#endif
+
+
+
+ColormapPtr FbInstalledMaps[MAXSCREENS];
+
+int
+fbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps)
+{
+ /* By the time we are processing requests, we can guarantee that there
+ * is always a colormap installed */
+ *pmaps = FbInstalledMaps[pScreen->myNum]->mid;
+ return (1);
+}
+
+
+void
+fbInstallColormap(ColormapPtr pmap)
+{
+ int index = pmap->pScreen->myNum;
+ ColormapPtr oldpmap = FbInstalledMaps[index];
+
+ if(pmap != oldpmap)
+ {
+ /* Uninstall pInstalledMap. No hardware changes required, just
+ * notify all interested parties. */
+ if(oldpmap != (ColormapPtr)None)
+ WalkTree(pmap->pScreen, TellLostMap, (char *)&oldpmap->mid);
+ /* Install pmap */
+ FbInstalledMaps[index] = pmap;
+ WalkTree(pmap->pScreen, TellGainedMap, (char *)&pmap->mid);
+ }
+}
+
+void
+fbUninstallColormap(ColormapPtr pmap)
+{
+ int index = pmap->pScreen->myNum;
+ ColormapPtr curpmap = FbInstalledMaps[index];
+
+ if(pmap == curpmap)
+ {
+ if (pmap->mid != pmap->pScreen->defColormap)
+ {
+ curpmap = (ColormapPtr) LookupIDByType(pmap->pScreen->defColormap,
+ RT_COLORMAP);
+ (*pmap->pScreen->InstallColormap)(curpmap);
+ }
+ }
+}
+
+void
+fbResolveColor(unsigned short *pred,
+ unsigned short *pgreen,
+ unsigned short *pblue,
+ VisualPtr pVisual)
+{
+ int shift = 16 - pVisual->bitsPerRGBValue;
+ unsigned lim = (1 << pVisual->bitsPerRGBValue) - 1;
+
+ if ((pVisual->class | DynamicClass) == GrayScale)
+ {
+ /* rescale to gray then rgb bits */
+ *pred = (30L * *pred + 59L * *pgreen + 11L * *pblue) / 100;
+ *pblue = *pgreen = *pred = ((*pred >> shift) * 65535) / lim;
+ }
+ else
+ {
+ /* rescale to rgb bits */
+ *pred = ((*pred >> shift) * 65535) / lim;
+ *pgreen = ((*pgreen >> shift) * 65535) / lim;
+ *pblue = ((*pblue >> shift) * 65535) / lim;
+ }
+}
+
+Bool
+fbInitializeColormap(ColormapPtr pmap)
+{
+ register unsigned i;
+ register VisualPtr pVisual;
+ unsigned lim, maxent, shift;
+
+ pVisual = pmap->pVisual;
+ lim = (1 << pVisual->bitsPerRGBValue) - 1;
+ shift = 16 - pVisual->bitsPerRGBValue;
+ maxent = pVisual->ColormapEntries - 1;
+ if (pVisual->class == TrueColor)
+ {
+ unsigned limr, limg, limb;
+
+ limr = pVisual->redMask >> pVisual->offsetRed;
+ limg = pVisual->greenMask >> pVisual->offsetGreen;
+ limb = pVisual->blueMask >> pVisual->offsetBlue;
+ for(i = 0; i <= maxent; i++)
+ {
+ /* rescale to [0..65535] then rgb bits */
+ pmap->red[i].co.local.red =
+ ((((i * 65535) / limr) >> shift) * 65535) / lim;
+ pmap->green[i].co.local.green =
+ ((((i * 65535) / limg) >> shift) * 65535) / lim;
+ pmap->blue[i].co.local.blue =
+ ((((i * 65535) / limb) >> shift) * 65535) / lim;
+ }
+ }
+ else if (pVisual->class == StaticColor)
+ {
+ unsigned n;
+ unsigned r, g, b;
+ unsigned red, green, blue;
+
+ for (n = 0; n*n*n < pVisual->ColormapEntries; n++)
+ ;
+ n--;
+ i = 0;
+ for (r = 0; r < n; r++)
+ {
+ red = (((r * 65535 / (n - 1)) >> shift) * 65535) / lim;
+ for (g = 0; g < n; g++)
+ {
+ green = (((g * 65535 / (n - 1)) >> shift) * 65535) / lim;
+ for (b = 0; b < n; b++)
+ {
+ blue = (((b * 65535 / (n - 1)) >> shift) * 65535) / lim;
+ pmap->red[i].co.local.red = red;
+ pmap->red[i].co.local.green = green;
+ pmap->red[i].co.local.blue = blue;
+ i++;
+ }
+ }
+ }
+ n = pVisual->ColormapEntries - i;
+ for (r = 0; r < n; r++)
+ {
+ red = (((r * 65535 / (n - 1)) >> shift) * 65535) / lim;
+ pmap->red[i].co.local.red = red;
+ pmap->red[i].co.local.green = red;
+ pmap->red[i].co.local.blue = red;
+ i++;
+ }
+ }
+ else if (pVisual->class == StaticGray)
+ {
+ for(i = 0; i <= maxent; i++)
+ {
+ /* rescale to [0..65535] then rgb bits */
+ pmap->red[i].co.local.red = ((((i * 65535) / maxent) >> shift)
+ * 65535) / lim;
+ pmap->red[i].co.local.green = pmap->red[i].co.local.red;
+ pmap->red[i].co.local.blue = pmap->red[i].co.local.red;
+ }
+ }
+ return TRUE;
+}
+
+/* When simulating DirectColor on PseudoColor hardware, multiple
+ entries of the colormap must be updated
+ */
+
+#define AddElement(mask) { \
+ pixel = red | green | blue; \
+ for (i = 0; i < nresult; i++) \
+ if (outdefs[i].pixel == pixel) \
+ break; \
+ if (i == nresult) \
+ { \
+ nresult++; \
+ outdefs[i].pixel = pixel; \
+ outdefs[i].flags = 0; \
+ } \
+ outdefs[i].flags |= (mask); \
+ outdefs[i].red = pmap->red[red >> pVisual->offsetRed].co.local.red; \
+ outdefs[i].green = pmap->green[green >> pVisual->offsetGreen].co.local.green; \
+ outdefs[i].blue = pmap->blue[blue >> pVisual->offsetBlue].co.local.blue; \
+}
+
+int
+fbExpandDirectColors (ColormapPtr pmap,
+ int ndef,
+ xColorItem *indefs,
+ xColorItem *outdefs)
+{
+ register int red, green, blue;
+ int maxred, maxgreen, maxblue;
+ int stepred, stepgreen, stepblue;
+ VisualPtr pVisual;
+ register int pixel;
+ register int nresult;
+ register int i;
+
+ pVisual = pmap->pVisual;
+
+ stepred = 1 << pVisual->offsetRed;
+ stepgreen = 1 << pVisual->offsetGreen;
+ stepblue = 1 << pVisual->offsetBlue;
+ maxred = pVisual->redMask;
+ maxgreen = pVisual->greenMask;
+ maxblue = pVisual->blueMask;
+ nresult = 0;
+ for (;ndef--; indefs++)
+ {
+ if (indefs->flags & DoRed)
+ {
+ red = indefs->pixel & pVisual->redMask;
+ for (green = 0; green <= maxgreen; green += stepgreen)
+ {
+ for (blue = 0; blue <= maxblue; blue += stepblue)
+ {
+ AddElement (DoRed)
+ }
+ }
+ }
+ if (indefs->flags & DoGreen)
+ {
+ green = indefs->pixel & pVisual->greenMask;
+ for (red = 0; red <= maxred; red += stepred)
+ {
+ for (blue = 0; blue <= maxblue; blue += stepblue)
+ {
+ AddElement (DoGreen)
+ }
+ }
+ }
+ if (indefs->flags & DoBlue)
+ {
+ blue = indefs->pixel & pVisual->blueMask;
+ for (red = 0; red <= maxred; red += stepred)
+ {
+ for (green = 0; green <= maxgreen; green += stepgreen)
+ {
+ AddElement (DoBlue)
+ }
+ }
+ }
+ }
+ return nresult;
+}
+
+Bool
+fbCreateDefColormap(ScreenPtr pScreen)
+{
+ unsigned short zero = 0, ones = 0xFFFF;
+ VisualPtr pVisual;
+ ColormapPtr cmap;
+ Pixel wp, bp;
+
+ for (pVisual = pScreen->visuals;
+ pVisual->vid != pScreen->rootVisual;
+ pVisual++)
+ ;
+
+ if (CreateColormap(pScreen->defColormap, pScreen, pVisual, &cmap,
+ (pVisual->class & DynamicClass) ? AllocNone : AllocAll,
+ 0)
+ != Success)
+ return FALSE;
+ wp = pScreen->whitePixel;
+ bp = pScreen->blackPixel;
+ if ((AllocColor(cmap, &ones, &ones, &ones, &wp, 0) !=
+ Success) ||
+ (AllocColor(cmap, &zero, &zero, &zero, &bp, 0) !=
+ Success))
+ return FALSE;
+ pScreen->whitePixel = wp;
+ pScreen->blackPixel = bp;
+ (*pScreen->InstallColormap)(cmap);
+ return TRUE;
+}
+
+extern int defaultColorVisualClass;
+
+#define _RZ(d) ((d + 2) / 3)
+#define _RS(d) 0
+#define _RM(d) ((1 << _RZ(d)) - 1)
+#define _GZ(d) ((d - _RZ(d) + 1) / 2)
+#define _GS(d) _RZ(d)
+#define _GM(d) (((1 << _GZ(d)) - 1) << _GS(d))
+#define _BZ(d) (d - _RZ(d) - _GZ(d))
+#define _BS(d) (_RZ(d) + _GZ(d))
+#define _BM(d) (((1 << _BZ(d)) - 1) << _BS(d))
+#define _CE(d) (1 << _RZ(d))
+
+#define MAX_PSEUDO_DEPTH 10 /* largest DAC size I know */
+
+#define StaticGrayMask (1 << StaticGray)
+#define GrayScaleMask (1 << GrayScale)
+#define StaticColorMask (1 << StaticColor)
+#define PseudoColorMask (1 << PseudoColor)
+#define TrueColorMask (1 << TrueColor)
+#define DirectColorMask (1 << DirectColor)
+
+#define ALL_VISUALS (StaticGrayMask|\
+ GrayScaleMask|\
+ StaticColorMask|\
+ PseudoColorMask|\
+ TrueColorMask|\
+ DirectColorMask)
+
+#define LARGE_VISUALS (TrueColorMask|\
+ DirectColorMask)
+
+typedef struct _fbVisuals {
+ struct _fbVisuals *next;
+ int depth;
+ int bitsPerRGB;
+ int visuals;
+ int count;
+ Pixel redMask, greenMask, blueMask;
+} fbVisualsRec, *fbVisualsPtr;
+
+static const int fbVisualPriority[] = {
+ PseudoColor, DirectColor, GrayScale, StaticColor, TrueColor, StaticGray
+};
+
+#define NUM_PRIORITY 6
+
+static fbVisualsPtr fbVisuals;
+
+static int
+popCount (int i)
+{
+ int count;
+
+ count = (i >> 1) & 033333333333;
+ count = i - count - ((count >> 1) & 033333333333);
+ count = (((count + (count >> 3)) & 030707070707) % 077); /* HAKMEM 169 */
+ return count;
+}
+
+/*
+ * Distance to least significant one bit
+ */
+static int
+maskShift (Pixel p)
+{
+ int s;
+
+ if (!p) return 0;
+ s = 0;
+ while (!(p & 1))
+ {
+ s++;
+ p >>= 1;
+ }
+ return s;
+}
+
+Bool
+fbSetVisualTypesAndMasks (int depth, int visuals, int bitsPerRGB,
+ Pixel redMask, Pixel greenMask, Pixel blueMask)
+{
+ fbVisualsPtr new, *prev, v;
+
+ new = (fbVisualsPtr) xalloc (sizeof *new);
+ if (!new)
+ return FALSE;
+ if (!redMask || !greenMask || !blueMask)
+ {
+ redMask = _RM(depth);
+ greenMask = _GM(depth);
+ blueMask = _BM(depth);
+ }
+ new->next = 0;
+ new->depth = depth;
+ new->visuals = visuals;
+ new->bitsPerRGB = bitsPerRGB;
+ new->redMask = redMask;
+ new->greenMask = greenMask;
+ new->blueMask = blueMask;
+ new->count = popCount (visuals);
+ for (prev = &fbVisuals; (v = *prev); prev = &v->next);
+ *prev = new;
+ return TRUE;
+}
+
+Bool
+fbHasVisualTypes (int depth)
+{
+ fbVisualsPtr v;
+
+ for (v = fbVisuals; v; v = v->next)
+ if (v->depth == depth)
+ return TRUE;
+ return FALSE;
+}
+
+Bool
+fbSetVisualTypes (int depth, int visuals, int bitsPerRGB)
+{
+ return fbSetVisualTypesAndMasks (depth, visuals, bitsPerRGB,
+ _RM(depth), _GM(depth), _BM(depth));
+}
+
+/*
+ * Given a list of formats for a screen, create a list
+ * of visuals and depths for the screen which coorespond to
+ * the set which can be used with this version of fb.
+ */
+
+Bool
+fbInitVisuals (VisualPtr *visualp,
+ DepthPtr *depthp,
+ int *nvisualp,
+ int *ndepthp,
+ int *rootDepthp,
+ VisualID *defaultVisp,
+ unsigned long sizes,
+ int bitsPerRGB)
+{
+ int i, j = 0, k;
+ VisualPtr visual;
+ DepthPtr depth;
+ VisualID *vid;
+ int d, b;
+ int f;
+ int ndepth, nvisual;
+ int nvtype;
+ int vtype;
+ fbVisualsPtr visuals, nextVisuals;
+
+ /* none specified, we'll guess from pixmap formats */
+ if (!fbVisuals)
+ {
+ for (f = 0; f < screenInfo.numPixmapFormats; f++)
+ {
+ d = screenInfo.formats[f].depth;
+ b = screenInfo.formats[f].bitsPerPixel;
+ if (sizes & (1 << (b - 1)))
+ {
+ if (d > MAX_PSEUDO_DEPTH)
+ vtype = LARGE_VISUALS;
+ else if (d == 1)
+ vtype = StaticGrayMask;
+ else
+ vtype = ALL_VISUALS;
+ }
+ else
+ vtype = 0;
+ if (!fbSetVisualTypes (d, vtype, bitsPerRGB))
+ return FALSE;
+ }
+ }
+ nvisual = 0;
+ ndepth = 0;
+ for (visuals = fbVisuals; visuals; visuals = nextVisuals)
+ {
+ nextVisuals = visuals->next;
+ ndepth++;
+ nvisual += visuals->count;
+ }
+ depth = (DepthPtr) xalloc (ndepth * sizeof (DepthRec));
+ visual = (VisualPtr) xalloc (nvisual * sizeof (VisualRec));
+ if (!depth || !visual)
+ {
+ xfree (depth);
+ xfree (visual);
+ return FALSE;
+ }
+ *depthp = depth;
+ *visualp = visual;
+ *ndepthp = ndepth;
+ *nvisualp = nvisual;
+ for (visuals = fbVisuals; visuals; visuals = nextVisuals)
+ {
+ nextVisuals = visuals->next;
+ d = visuals->depth;
+ vtype = visuals->visuals;
+ nvtype = visuals->count;
+ vid = NULL;
+ if (nvtype)
+ {
+ vid = (VisualID *) xalloc (nvtype * sizeof (VisualID));
+ if (!vid)
+ return FALSE;
+ }
+ depth->depth = d;
+ depth->numVids = nvtype;
+ depth->vids = vid;
+ depth++;
+ for (i = 0; i < NUM_PRIORITY; i++) {
+ if (! (vtype & (1 << fbVisualPriority[i])))
+ continue;
+ visual->class = fbVisualPriority[i];
+ visual->bitsPerRGBValue = visuals->bitsPerRGB;
+ visual->ColormapEntries = 1 << d;
+ visual->nplanes = d;
+ visual->vid = *vid = FakeClientID (0);
+ switch (visual->class) {
+ case PseudoColor:
+ case GrayScale:
+ case StaticGray:
+ case StaticColor:
+ visual->redMask = 0;
+ visual->greenMask = 0;
+ visual->blueMask = 0;
+ visual->offsetRed = 0;
+ visual->offsetGreen = 0;
+ visual->offsetBlue = 0;
+ break;
+ case DirectColor:
+ case TrueColor:
+ visual->ColormapEntries = _CE(d);
+ visual->redMask = visuals->redMask;
+ visual->greenMask = visuals->greenMask;
+ visual->blueMask = visuals->blueMask;
+ visual->offsetRed = maskShift (visuals->redMask);
+ visual->offsetGreen = maskShift (visuals->greenMask);
+ visual->offsetBlue = maskShift (visuals->blueMask);
+ }
+ vid++;
+ visual++;
+ }
+ xfree (visuals);
+ }
+ fbVisuals = NULL;
+ visual = *visualp;
+ depth = *depthp;
+ for (i = 0; i < ndepth; i++)
+ {
+ if (*rootDepthp && *rootDepthp != depth[i].depth)
+ continue;
+ for (j = 0; j < depth[i].numVids; j++)
+ {
+ for (k = 0; k < nvisual; k++)
+ if (visual[k].vid == depth[i].vids[j])
+ break;
+ if (k == nvisual)
+ continue;
+ if (defaultColorVisualClass < 0 ||
+ visual[k].class == defaultColorVisualClass)
+ break;
+ }
+ if (j != depth[i].numVids)
+ break;
+ }
+ if (i == ndepth) {
+ for (i = 0; i < ndepth; i++)
+ {
+ if (depth[i].numVids)
+ break;
+ }
+ if (i == ndepth)
+ return FALSE;
+ j = 0;
+ }
+ *rootDepthp = depth[i].depth;
+ *defaultVisp = depth[i].vids[j];
+ return TRUE;
+}
diff --git a/xorg-server/fb/fbcmap_mi.c b/xorg-server/fb/fbcmap_mi.c
new file mode 100644
index 000000000..188decd4c
--- /dev/null
+++ b/xorg-server/fb/fbcmap_mi.c
@@ -0,0 +1,131 @@
+/************************************************************
+Copyright 1987 by Sun Microsystems, Inc. Mountain View, CA.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this
+software and its documentation for any purpose and without
+fee is hereby granted, provided that the above copyright no-
+tice appear in all copies and that both that copyright no-
+tice and this permission notice appear in supporting docu-
+mentation, and that the names of Sun or X Consortium
+not be used in advertising or publicity pertaining to
+distribution of the software without specific prior
+written permission. Sun and X Consortium make no
+representations about the suitability of this software for
+any purpose. It is provided "as is" without any express or
+implied warranty.
+
+SUN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT-
+NESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SUN BE LI-
+ABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH
+THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+********************************************************/
+
+
+/**
+ * This version of fbcmap.c is implemented in terms of mi functions.
+ * These functions used to be in fbcmap.c and depended upon the symbol
+ * XFree86Server being defined.
+ */
+
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <X11/X.h>
+#include "fb.h"
+#include "micmap.h"
+
+int
+fbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps)
+{
+ return miListInstalledColormaps(pScreen, pmaps);
+}
+
+void
+fbInstallColormap(ColormapPtr pmap)
+{
+ miInstallColormap(pmap);
+}
+
+void
+fbUninstallColormap(ColormapPtr pmap)
+{
+ miUninstallColormap(pmap);
+}
+
+void
+fbResolveColor(unsigned short *pred,
+ unsigned short *pgreen,
+ unsigned short *pblue,
+ VisualPtr pVisual)
+{
+ miResolveColor(pred, pgreen, pblue, pVisual);
+}
+
+Bool
+fbInitializeColormap(ColormapPtr pmap)
+{
+ return miInitializeColormap(pmap);
+}
+
+int
+fbExpandDirectColors (ColormapPtr pmap,
+ int ndef,
+ xColorItem *indefs,
+ xColorItem *outdefs)
+{
+ return miExpandDirectColors(pmap, ndef, indefs, outdefs);
+}
+
+Bool
+fbCreateDefColormap(ScreenPtr pScreen)
+{
+ return miCreateDefColormap(pScreen);
+}
+
+void
+fbClearVisualTypes(void)
+{
+ miClearVisualTypes();
+}
+
+Bool
+fbSetVisualTypes (int depth, int visuals, int bitsPerRGB)
+{
+ return miSetVisualTypes(depth, visuals, bitsPerRGB, -1);
+}
+
+Bool
+fbSetVisualTypesAndMasks (int depth, int visuals, int bitsPerRGB,
+ Pixel redMask, Pixel greenMask, Pixel blueMask)
+{
+ return miSetVisualTypesAndMasks(depth, visuals, bitsPerRGB, -1,
+ redMask, greenMask, blueMask);
+}
+
+/*
+ * Given a list of formats for a screen, create a list
+ * of visuals and depths for the screen which coorespond to
+ * the set which can be used with this version of fb.
+ */
+Bool
+fbInitVisuals (VisualPtr *visualp,
+ DepthPtr *depthp,
+ int *nvisualp,
+ int *ndepthp,
+ int *rootDepthp,
+ VisualID *defaultVisp,
+ unsigned long sizes,
+ int bitsPerRGB)
+{
+ return miInitVisuals(visualp, depthp, nvisualp, ndepthp, rootDepthp,
+ defaultVisp, sizes, bitsPerRGB, -1);
+}
diff --git a/xorg-server/fb/fbcopy.c b/xorg-server/fb/fbcopy.c
new file mode 100644
index 000000000..b8b0b6a8c
--- /dev/null
+++ b/xorg-server/fb/fbcopy.c
@@ -0,0 +1,664 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdlib.h>
+
+#include "fb.h"
+
+void
+fbCopyNtoN (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure)
+{
+ CARD8 alu = pGC ? pGC->alu : GXcopy;
+ FbBits pm = pGC ? fbGetGCPrivate(pGC)->pm : FB_ALLONES;
+ FbBits *src;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+
+ fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+ fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ while (nbox--)
+ {
+#ifndef FB_ACCESS_WRAPPER /* pixman_blt() doesn't support accessors yet */
+ if (pm == FB_ALLONES && alu == GXcopy && !reverse &&
+ !upsidedown)
+ {
+ if (!pixman_blt ((uint32_t *)src, (uint32_t *)dst, srcStride, dstStride, srcBpp, dstBpp,
+ (pbox->x1 + dx + srcXoff),
+ (pbox->y1 + dy + srcYoff),
+ (pbox->x1 + dstXoff),
+ (pbox->y1 + dstYoff),
+ (pbox->x2 - pbox->x1),
+ (pbox->y2 - pbox->y1)))
+ goto fallback;
+ else
+ goto next;
+ }
+ fallback:
+#endif
+ fbBlt (src + (pbox->y1 + dy + srcYoff) * srcStride,
+ srcStride,
+ (pbox->x1 + dx + srcXoff) * srcBpp,
+
+ dst + (pbox->y1 + dstYoff) * dstStride,
+ dstStride,
+ (pbox->x1 + dstXoff) * dstBpp,
+
+ (pbox->x2 - pbox->x1) * dstBpp,
+ (pbox->y2 - pbox->y1),
+
+ alu,
+ pm,
+ dstBpp,
+
+ reverse,
+ upsidedown);
+#ifndef FB_ACCESS_WRAPPER
+ next:
+#endif
+ pbox++;
+ }
+ fbFinishAccess (pDstDrawable);
+ fbFinishAccess (pSrcDrawable);
+}
+
+void
+fbCopy1toN (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
+ FbBits *src;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+
+ fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+ fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ while (nbox--)
+ {
+ if (dstBpp == 1)
+ {
+ fbBlt (src + (pbox->y1 + dy + srcYoff) * srcStride,
+ srcStride,
+ (pbox->x1 + dx + srcXoff) * srcBpp,
+
+ dst + (pbox->y1 + dstYoff) * dstStride,
+ dstStride,
+ (pbox->x1 + dstXoff) * dstBpp,
+
+ (pbox->x2 - pbox->x1) * dstBpp,
+ (pbox->y2 - pbox->y1),
+
+ FbOpaqueStipple1Rop(pGC->alu,
+ pGC->fgPixel,pGC->bgPixel),
+ pPriv->pm,
+ dstBpp,
+
+ reverse,
+ upsidedown);
+ }
+ else
+ {
+ fbBltOne ((FbStip *) (src + (pbox->y1 + dy + srcYoff) * srcStride),
+ srcStride*(FB_UNIT/FB_STIP_UNIT),
+ (pbox->x1 + dx + srcXoff),
+
+ dst + (pbox->y1 + dstYoff) * dstStride,
+ dstStride,
+ (pbox->x1 + dstXoff) * dstBpp,
+ dstBpp,
+
+ (pbox->x2 - pbox->x1) * dstBpp,
+ (pbox->y2 - pbox->y1),
+
+ pPriv->and, pPriv->xor,
+ pPriv->bgand, pPriv->bgxor);
+ }
+ pbox++;
+ }
+
+ fbFinishAccess (pDstDrawable);
+ fbFinishAccess (pSrcDrawable);
+}
+
+void
+fbCopyNto1 (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+
+ while (nbox--)
+ {
+ if (pDstDrawable->bitsPerPixel == 1)
+ {
+ FbBits *src;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+
+ FbStip *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+
+ fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+ fbGetStipDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ fbBltPlane (src + (pbox->y1+ dy + srcYoff) * srcStride,
+ srcStride,
+ (pbox->x1 + dx + srcXoff) * srcBpp,
+ srcBpp,
+
+ dst + (pbox->y1 + dstYoff) * dstStride,
+ dstStride,
+ (pbox->x1 + dstXoff) * dstBpp,
+
+ (pbox->x2 - pbox->x1) * srcBpp,
+ (pbox->y2 - pbox->y1),
+
+ (FbStip) pPriv->and, (FbStip) pPriv->xor,
+ (FbStip) pPriv->bgand, (FbStip) pPriv->bgxor,
+ bitplane);
+ fbFinishAccess (pDstDrawable);
+ fbFinishAccess (pSrcDrawable);
+ }
+ else
+ {
+ FbBits *src;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+
+ FbStip *tmp;
+ FbStride tmpStride;
+ int width, height;
+
+ width = pbox->x2 - pbox->x1;
+ height = pbox->y2 - pbox->y1;
+
+ tmpStride = ((width + FB_STIP_MASK) >> FB_STIP_SHIFT);
+ tmp = xalloc (tmpStride * height * sizeof (FbStip));
+ if (!tmp)
+ return;
+
+ fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+ fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ fbBltPlane (src + (pbox->y1+ dy + srcYoff) * srcStride,
+ srcStride,
+ (pbox->x1 + dx + srcXoff) * srcBpp,
+ srcBpp,
+
+ tmp,
+ tmpStride,
+ 0,
+
+ width * srcBpp,
+ height,
+
+ fbAndStip(GXcopy,FB_ALLONES,FB_ALLONES),
+ fbXorStip(GXcopy,FB_ALLONES,FB_ALLONES),
+ fbAndStip(GXcopy,0,FB_ALLONES),
+ fbXorStip(GXcopy,0,FB_ALLONES),
+ bitplane);
+ fbBltOne (tmp,
+ tmpStride,
+ 0,
+
+ dst + (pbox->y1 + dstYoff) * dstStride,
+ dstStride,
+ (pbox->x1 + dstXoff) * dstBpp,
+ dstBpp,
+
+ width * dstBpp,
+ height,
+
+ pPriv->and, pPriv->xor,
+ pPriv->bgand, pPriv->bgxor);
+ xfree (tmp);
+
+ fbFinishAccess (pDstDrawable);
+ fbFinishAccess (pSrcDrawable);
+ }
+ pbox++;
+ }
+}
+
+void
+fbCopyRegion (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ RegionPtr pDstRegion,
+ int dx,
+ int dy,
+ fbCopyProc copyProc,
+ Pixel bitPlane,
+ void *closure)
+{
+ int careful;
+ Bool reverse;
+ Bool upsidedown;
+ BoxPtr pbox;
+ int nbox;
+ BoxPtr pboxNew1, pboxNew2, pboxBase, pboxNext, pboxTmp;
+
+ pbox = REGION_RECTS(pDstRegion);
+ nbox = REGION_NUM_RECTS(pDstRegion);
+
+ /* XXX we have to err on the side of safety when both are windows,
+ * because we don't know if IncludeInferiors is being used.
+ */
+ careful = ((pSrcDrawable == pDstDrawable) ||
+ ((pSrcDrawable->type == DRAWABLE_WINDOW) &&
+ (pDstDrawable->type == DRAWABLE_WINDOW)));
+
+ pboxNew1 = NULL;
+ pboxNew2 = NULL;
+ if (careful && dy < 0)
+ {
+ upsidedown = TRUE;
+
+ if (nbox > 1)
+ {
+ /* keep ordering in each band, reverse order of bands */
+ pboxNew1 = (BoxPtr)xalloc(sizeof(BoxRec) * nbox);
+ if(!pboxNew1)
+ return;
+ pboxBase = pboxNext = pbox+nbox-1;
+ while (pboxBase >= pbox)
+ {
+ while ((pboxNext >= pbox) &&
+ (pboxBase->y1 == pboxNext->y1))
+ pboxNext--;
+ pboxTmp = pboxNext+1;
+ while (pboxTmp <= pboxBase)
+ {
+ *pboxNew1++ = *pboxTmp++;
+ }
+ pboxBase = pboxNext;
+ }
+ pboxNew1 -= nbox;
+ pbox = pboxNew1;
+ }
+ }
+ else
+ {
+ /* walk source top to bottom */
+ upsidedown = FALSE;
+ }
+
+ if (careful && dx < 0)
+ {
+ /* walk source right to left */
+ if (dy <= 0)
+ reverse = TRUE;
+ else
+ reverse = FALSE;
+
+ if (nbox > 1)
+ {
+ /* reverse order of rects in each band */
+ pboxNew2 = (BoxPtr)xalloc(sizeof(BoxRec) * nbox);
+ if(!pboxNew2)
+ {
+ if (pboxNew1)
+ xfree(pboxNew1);
+ return;
+ }
+ pboxBase = pboxNext = pbox;
+ while (pboxBase < pbox+nbox)
+ {
+ while ((pboxNext < pbox+nbox) &&
+ (pboxNext->y1 == pboxBase->y1))
+ pboxNext++;
+ pboxTmp = pboxNext;
+ while (pboxTmp != pboxBase)
+ {
+ *pboxNew2++ = *--pboxTmp;
+ }
+ pboxBase = pboxNext;
+ }
+ pboxNew2 -= nbox;
+ pbox = pboxNew2;
+ }
+ }
+ else
+ {
+ /* walk source left to right */
+ reverse = FALSE;
+ }
+
+ (*copyProc) (pSrcDrawable,
+ pDstDrawable,
+ pGC,
+ pbox,
+ nbox,
+ dx, dy,
+ reverse, upsidedown, bitPlane, closure);
+
+ if (pboxNew1)
+ xfree (pboxNew1);
+ if (pboxNew2)
+ xfree (pboxNew2);
+}
+
+RegionPtr
+fbDoCopy (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ int xIn,
+ int yIn,
+ int widthSrc,
+ int heightSrc,
+ int xOut,
+ int yOut,
+ fbCopyProc copyProc,
+ Pixel bitPlane,
+ void *closure)
+{
+ RegionPtr prgnSrcClip = NULL; /* may be a new region, or just a copy */
+ Bool freeSrcClip = FALSE;
+ RegionPtr prgnExposed = NULL;
+ RegionRec rgnDst;
+ int dx;
+ int dy;
+ int numRects;
+ int box_x1;
+ int box_y1;
+ int box_x2;
+ int box_y2;
+ Bool fastSrc = FALSE; /* for fast clipping with pixmap source */
+ Bool fastDst = FALSE; /* for fast clipping with one rect dest */
+ Bool fastExpose = FALSE; /* for fast exposures with pixmap source */
+
+ /* Short cut for unmapped windows */
+
+ if (pDstDrawable->type == DRAWABLE_WINDOW &&
+ !((WindowPtr)pDstDrawable)->realized)
+ {
+ return NULL;
+ }
+
+ if ((pSrcDrawable != pDstDrawable) &&
+ pSrcDrawable->pScreen->SourceValidate)
+ {
+ (*pSrcDrawable->pScreen->SourceValidate) (pSrcDrawable, xIn, yIn, widthSrc, heightSrc);
+ }
+
+ /* Compute source clip region */
+ if (pSrcDrawable->type == DRAWABLE_PIXMAP)
+ {
+ if ((pSrcDrawable == pDstDrawable) && (pGC->clientClipType == CT_NONE))
+ prgnSrcClip = fbGetCompositeClip(pGC);
+ else
+ fastSrc = TRUE;
+ }
+ else
+ {
+ if (pGC->subWindowMode == IncludeInferiors)
+ {
+ /*
+ * XFree86 DDX empties the border clip when the
+ * VT is inactive, make sure the region isn't empty
+ */
+ if (!((WindowPtr) pSrcDrawable)->parent &&
+ REGION_NOTEMPTY (pSrcDrawable->pScreen,
+ &((WindowPtr) pSrcDrawable)->borderClip))
+ {
+ /*
+ * special case bitblt from root window in
+ * IncludeInferiors mode; just like from a pixmap
+ */
+ fastSrc = TRUE;
+ }
+ else if ((pSrcDrawable == pDstDrawable) &&
+ (pGC->clientClipType == CT_NONE))
+ {
+ prgnSrcClip = fbGetCompositeClip(pGC);
+ }
+ else
+ {
+ prgnSrcClip = NotClippedByChildren((WindowPtr)pSrcDrawable);
+ freeSrcClip = TRUE;
+ }
+ }
+ else
+ {
+ prgnSrcClip = &((WindowPtr)pSrcDrawable)->clipList;
+ }
+ }
+
+ xIn += pSrcDrawable->x;
+ yIn += pSrcDrawable->y;
+
+ xOut += pDstDrawable->x;
+ yOut += pDstDrawable->y;
+
+ box_x1 = xIn;
+ box_y1 = yIn;
+ box_x2 = xIn + widthSrc;
+ box_y2 = yIn + heightSrc;
+
+ dx = xIn - xOut;
+ dy = yIn - yOut;
+
+ /* Don't create a source region if we are doing a fast clip */
+ if (fastSrc)
+ {
+ RegionPtr cclip;
+
+ fastExpose = TRUE;
+ /*
+ * clip the source; if regions extend beyond the source size,
+ * make sure exposure events get sent
+ */
+ if (box_x1 < pSrcDrawable->x)
+ {
+ box_x1 = pSrcDrawable->x;
+ fastExpose = FALSE;
+ }
+ if (box_y1 < pSrcDrawable->y)
+ {
+ box_y1 = pSrcDrawable->y;
+ fastExpose = FALSE;
+ }
+ if (box_x2 > pSrcDrawable->x + (int) pSrcDrawable->width)
+ {
+ box_x2 = pSrcDrawable->x + (int) pSrcDrawable->width;
+ fastExpose = FALSE;
+ }
+ if (box_y2 > pSrcDrawable->y + (int) pSrcDrawable->height)
+ {
+ box_y2 = pSrcDrawable->y + (int) pSrcDrawable->height;
+ fastExpose = FALSE;
+ }
+
+ /* Translate and clip the dst to the destination composite clip */
+ box_x1 -= dx;
+ box_x2 -= dx;
+ box_y1 -= dy;
+ box_y2 -= dy;
+
+ /* If the destination composite clip is one rectangle we can
+ do the clip directly. Otherwise we have to create a full
+ blown region and call intersect */
+
+ cclip = fbGetCompositeClip(pGC);
+ if (REGION_NUM_RECTS(cclip) == 1)
+ {
+ BoxPtr pBox = REGION_RECTS(cclip);
+
+ if (box_x1 < pBox->x1) box_x1 = pBox->x1;
+ if (box_x2 > pBox->x2) box_x2 = pBox->x2;
+ if (box_y1 < pBox->y1) box_y1 = pBox->y1;
+ if (box_y2 > pBox->y2) box_y2 = pBox->y2;
+ fastDst = TRUE;
+ }
+ }
+
+ /* Check to see if the region is empty */
+ if (box_x1 >= box_x2 || box_y1 >= box_y2)
+ {
+ REGION_NULL(pGC->pScreen, &rgnDst);
+ }
+ else
+ {
+ BoxRec box;
+ box.x1 = box_x1;
+ box.y1 = box_y1;
+ box.x2 = box_x2;
+ box.y2 = box_y2;
+ REGION_INIT(pGC->pScreen, &rgnDst, &box, 1);
+ }
+
+ /* Clip against complex source if needed */
+ if (!fastSrc)
+ {
+ REGION_INTERSECT(pGC->pScreen, &rgnDst, &rgnDst, prgnSrcClip);
+ REGION_TRANSLATE(pGC->pScreen, &rgnDst, -dx, -dy);
+ }
+
+ /* Clip against complex dest if needed */
+ if (!fastDst)
+ {
+ REGION_INTERSECT(pGC->pScreen, &rgnDst, &rgnDst,
+ fbGetCompositeClip(pGC));
+ }
+
+ /* Do bit blitting */
+ numRects = REGION_NUM_RECTS(&rgnDst);
+ if (numRects && widthSrc && heightSrc)
+ fbCopyRegion (pSrcDrawable, pDstDrawable, pGC,
+ &rgnDst, dx, dy, copyProc, bitPlane, closure);
+
+ /* Pixmap sources generate a NoExposed (we return NULL to do this) */
+ if (!fastExpose && pGC->fExpose)
+ prgnExposed = miHandleExposures(pSrcDrawable, pDstDrawable, pGC,
+ xIn - pSrcDrawable->x,
+ yIn - pSrcDrawable->y,
+ widthSrc, heightSrc,
+ xOut - pDstDrawable->x,
+ yOut - pDstDrawable->y,
+ (unsigned long) bitPlane);
+ REGION_UNINIT(pGC->pScreen, &rgnDst);
+ if (freeSrcClip)
+ REGION_DESTROY(pGC->pScreen, prgnSrcClip);
+ fbValidateDrawable (pDstDrawable);
+ return prgnExposed;
+}
+
+RegionPtr
+fbCopyArea (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ int xIn,
+ int yIn,
+ int widthSrc,
+ int heightSrc,
+ int xOut,
+ int yOut)
+{
+ fbCopyProc copy;
+
+#ifdef FB_24_32BIT
+ if (pSrcDrawable->bitsPerPixel != pDstDrawable->bitsPerPixel)
+ copy = fb24_32CopyMtoN;
+ else
+#endif
+ copy = fbCopyNtoN;
+ return fbDoCopy (pSrcDrawable, pDstDrawable, pGC, xIn, yIn,
+ widthSrc, heightSrc, xOut, yOut, copy, 0, 0);
+}
+
+RegionPtr
+fbCopyPlane (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ int xIn,
+ int yIn,
+ int widthSrc,
+ int heightSrc,
+ int xOut,
+ int yOut,
+ unsigned long bitplane)
+{
+ if (pSrcDrawable->bitsPerPixel > 1)
+ return fbDoCopy (pSrcDrawable, pDstDrawable, pGC,
+ xIn, yIn, widthSrc, heightSrc,
+ xOut, yOut, fbCopyNto1, (Pixel) bitplane, 0);
+ else if (bitplane & 1)
+ return fbDoCopy (pSrcDrawable, pDstDrawable, pGC, xIn, yIn,
+ widthSrc, heightSrc, xOut, yOut, fbCopy1toN,
+ (Pixel) bitplane, 0);
+ else
+ return miHandleExposures(pSrcDrawable, pDstDrawable, pGC,
+ xIn, yIn,
+ widthSrc,
+ heightSrc,
+ xOut, yOut, bitplane);
+}
diff --git a/xorg-server/fb/fbfill.c b/xorg-server/fb/fbfill.c
new file mode 100644
index 000000000..831b1ce76
--- /dev/null
+++ b/xorg-server/fb/fbfill.c
@@ -0,0 +1,230 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+void
+fbFill (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int x,
+ int y,
+ int width,
+ int height)
+{
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
+
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ switch (pGC->fillStyle) {
+ case FillSolid:
+#ifndef FB_ACCESS_WRAPPER
+ if (pPriv->and || !pixman_fill ((uint32_t *)dst, dstStride, dstBpp,
+ x + dstXoff, y + dstYoff,
+ width, height,
+ pPriv->xor))
+#endif
+ fbSolid (dst + (y + dstYoff) * dstStride,
+ dstStride,
+ (x + dstXoff) * dstBpp,
+ dstBpp,
+ width * dstBpp, height,
+ pPriv->and, pPriv->xor);
+ break;
+ case FillStippled:
+ case FillOpaqueStippled: {
+ PixmapPtr pStip = pGC->stipple;
+ int stipWidth = pStip->drawable.width;
+ int stipHeight = pStip->drawable.height;
+
+ if (dstBpp == 1)
+ {
+ int alu;
+ FbBits *stip;
+ FbStride stipStride;
+ int stipBpp;
+ int stipXoff, stipYoff; /* XXX assumed to be zero */
+
+ if (pGC->fillStyle == FillStippled)
+ alu = FbStipple1Rop(pGC->alu,pGC->fgPixel);
+ else
+ alu = FbOpaqueStipple1Rop(pGC->alu,pGC->fgPixel,pGC->bgPixel);
+ fbGetDrawable (&pStip->drawable, stip, stipStride, stipBpp, stipXoff, stipYoff);
+ fbTile (dst + (y + dstYoff) * dstStride,
+ dstStride,
+ x + dstXoff,
+ width, height,
+ stip,
+ stipStride,
+ stipWidth,
+ stipHeight,
+ alu,
+ pPriv->pm,
+ dstBpp,
+
+ (pGC->patOrg.x + pDrawable->x + dstXoff),
+ pGC->patOrg.y + pDrawable->y - y);
+ fbFinishAccess (&pStip->drawable);
+ }
+ else
+ {
+ FbStip *stip;
+ FbStride stipStride;
+ int stipBpp;
+ int stipXoff, stipYoff; /* XXX assumed to be zero */
+ FbBits fgand, fgxor, bgand, bgxor;
+
+ fgand = pPriv->and;
+ fgxor = pPriv->xor;
+ if (pGC->fillStyle == FillStippled)
+ {
+ bgand = fbAnd(GXnoop,(FbBits) 0,FB_ALLONES);
+ bgxor = fbXor(GXnoop,(FbBits) 0,FB_ALLONES);
+ }
+ else
+ {
+ bgand = pPriv->bgand;
+ bgxor = pPriv->bgxor;
+ }
+
+ fbGetStipDrawable (&pStip->drawable, stip, stipStride, stipBpp, stipXoff, stipYoff);
+ fbStipple (dst + (y + dstYoff) * dstStride,
+ dstStride,
+ (x + dstXoff) * dstBpp,
+ dstBpp,
+ width * dstBpp, height,
+ stip,
+ stipStride,
+ stipWidth,
+ stipHeight,
+ pPriv->evenStipple,
+ fgand, fgxor,
+ bgand, bgxor,
+ pGC->patOrg.x + pDrawable->x + dstXoff,
+ pGC->patOrg.y + pDrawable->y - y);
+ fbFinishAccess (&pStip->drawable);
+ }
+ break;
+ }
+ case FillTiled: {
+ PixmapPtr pTile = pGC->tile.pixmap;
+ FbBits *tile;
+ FbStride tileStride;
+ int tileBpp;
+ int tileWidth;
+ int tileHeight;
+ int tileXoff, tileYoff; /* XXX assumed to be zero */
+
+ fbGetDrawable (&pTile->drawable, tile, tileStride, tileBpp, tileXoff, tileYoff);
+ tileWidth = pTile->drawable.width;
+ tileHeight = pTile->drawable.height;
+ fbTile (dst + (y + dstYoff) * dstStride,
+ dstStride,
+ (x + dstXoff) * dstBpp,
+ width * dstBpp, height,
+ tile,
+ tileStride,
+ tileWidth * tileBpp,
+ tileHeight,
+ pGC->alu,
+ pPriv->pm,
+ dstBpp,
+ (pGC->patOrg.x + pDrawable->x + dstXoff) * dstBpp,
+ pGC->patOrg.y + pDrawable->y - y);
+ fbFinishAccess (&pTile->drawable);
+ break;
+ }
+ }
+ fbValidateDrawable (pDrawable);
+ fbFinishAccess (pDrawable);
+}
+
+void
+fbSolidBoxClipped (DrawablePtr pDrawable,
+ RegionPtr pClip,
+ int x1,
+ int y1,
+ int x2,
+ int y2,
+ FbBits and,
+ FbBits xor)
+{
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ BoxPtr pbox;
+ int nbox;
+ int partX1, partX2, partY1, partY2;
+
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ for (nbox = REGION_NUM_RECTS(pClip), pbox = REGION_RECTS(pClip);
+ nbox--;
+ pbox++)
+ {
+ partX1 = pbox->x1;
+ if (partX1 < x1)
+ partX1 = x1;
+
+ partX2 = pbox->x2;
+ if (partX2 > x2)
+ partX2 = x2;
+
+ if (partX2 <= partX1)
+ continue;
+
+ partY1 = pbox->y1;
+ if (partY1 < y1)
+ partY1 = y1;
+
+ partY2 = pbox->y2;
+ if (partY2 > y2)
+ partY2 = y2;
+
+ if (partY2 <= partY1)
+ continue;
+
+#ifndef FB_ACCESS_WRAPPER
+ if (and || !pixman_fill ((uint32_t *)dst, dstStride, dstBpp,
+ partX1 + dstXoff, partY1 + dstYoff,
+ (partX2 - partX1), (partY2 - partY1),
+ xor))
+#endif
+ fbSolid (dst + (partY1 + dstYoff) * dstStride,
+ dstStride,
+ (partX1 + dstXoff) * dstBpp,
+ dstBpp,
+
+ (partX2 - partX1) * dstBpp,
+ (partY2 - partY1),
+ and, xor);
+ }
+ fbFinishAccess (pDrawable);
+}
diff --git a/xorg-server/fb/fbfillrect.c b/xorg-server/fb/fbfillrect.c
new file mode 100644
index 000000000..4e4edb3fd
--- /dev/null
+++ b/xorg-server/fb/fbfillrect.c
@@ -0,0 +1,112 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+void
+fbPolyFillRect(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nrect,
+ xRectangle *prect)
+{
+ RegionPtr pClip = fbGetCompositeClip(pGC);
+ register BoxPtr pbox;
+ BoxPtr pextent;
+ int extentX1, extentX2, extentY1, extentY2;
+ int fullX1, fullX2, fullY1, fullY2;
+ int partX1, partX2, partY1, partY2;
+ int xorg, yorg;
+ int n;
+
+ xorg = pDrawable->x;
+ yorg = pDrawable->y;
+
+ pextent = REGION_EXTENTS(pGC->pScreen, pClip);
+ extentX1 = pextent->x1;
+ extentY1 = pextent->y1;
+ extentX2 = pextent->x2;
+ extentY2 = pextent->y2;
+ while (nrect--)
+ {
+ fullX1 = prect->x + xorg;
+ fullY1 = prect->y + yorg;
+ fullX2 = fullX1 + (int) prect->width;
+ fullY2 = fullY1 + (int) prect->height;
+ prect++;
+
+ if (fullX1 < extentX1)
+ fullX1 = extentX1;
+
+ if (fullY1 < extentY1)
+ fullY1 = extentY1;
+
+ if (fullX2 > extentX2)
+ fullX2 = extentX2;
+
+ if (fullY2 > extentY2)
+ fullY2 = extentY2;
+
+ if ((fullX1 >= fullX2) || (fullY1 >= fullY2))
+ continue;
+ n = REGION_NUM_RECTS (pClip);
+ if (n == 1)
+ {
+ fbFill (pDrawable,
+ pGC,
+ fullX1, fullY1, fullX2-fullX1, fullY2-fullY1);
+ }
+ else
+ {
+ pbox = REGION_RECTS(pClip);
+ /*
+ * clip the rectangle to each box in the clip region
+ * this is logically equivalent to calling Intersect()
+ */
+ while(n--)
+ {
+ partX1 = pbox->x1;
+ if (partX1 < fullX1)
+ partX1 = fullX1;
+ partY1 = pbox->y1;
+ if (partY1 < fullY1)
+ partY1 = fullY1;
+ partX2 = pbox->x2;
+ if (partX2 > fullX2)
+ partX2 = fullX2;
+ partY2 = pbox->y2;
+ if (partY2 > fullY2)
+ partY2 = fullY2;
+
+ pbox++;
+
+ if (partX1 < partX2 && partY1 < partY2)
+ fbFill (pDrawable, pGC,
+ partX1, partY1,
+ partX2 - partX1, partY2 - partY1);
+ }
+ }
+ }
+}
diff --git a/xorg-server/fb/fbfillsp.c b/xorg-server/fb/fbfillsp.c
new file mode 100644
index 000000000..5d2147213
--- /dev/null
+++ b/xorg-server/fb/fbfillsp.c
@@ -0,0 +1,100 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+void
+fbFillSpans (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int n,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int fSorted)
+{
+ RegionPtr pClip = fbGetCompositeClip(pGC);
+ BoxPtr pextent, pbox;
+ int nbox;
+ int extentX1, extentX2, extentY1, extentY2;
+ int fullX1, fullX2, fullY1;
+ int partX1, partX2;
+
+ pextent = REGION_EXTENTS(pGC->pScreen, pClip);
+ extentX1 = pextent->x1;
+ extentY1 = pextent->y1;
+ extentX2 = pextent->x2;
+ extentY2 = pextent->y2;
+ while (n--)
+ {
+ fullX1 = ppt->x;
+ fullY1 = ppt->y;
+ fullX2 = fullX1 + (int) *pwidth;
+ ppt++;
+ pwidth++;
+
+ if (fullY1 < extentY1 || extentY2 <= fullY1)
+ continue;
+
+ if (fullX1 < extentX1)
+ fullX1 = extentX1;
+
+ if (fullX2 > extentX2)
+ fullX2 = extentX2;
+
+ if (fullX1 >= fullX2)
+ continue;
+
+ nbox = REGION_NUM_RECTS (pClip);
+ if (nbox == 1)
+ {
+ fbFill (pDrawable,
+ pGC,
+ fullX1, fullY1, fullX2-fullX1, 1);
+ }
+ else
+ {
+ pbox = REGION_RECTS(pClip);
+ while(nbox--)
+ {
+ if (pbox->y1 <= fullY1 && fullY1 < pbox->y2)
+ {
+ partX1 = pbox->x1;
+ if (partX1 < fullX1)
+ partX1 = fullX1;
+ partX2 = pbox->x2;
+ if (partX2 > fullX2)
+ partX2 = fullX2;
+ if (partX2 > partX1)
+ {
+ fbFill (pDrawable, pGC,
+ partX1, fullY1,
+ partX2 - partX1, 1);
+ }
+ }
+ pbox++;
+ }
+ }
+ }
+}
diff --git a/xorg-server/fb/fbgc.c b/xorg-server/fb/fbgc.c
new file mode 100644
index 000000000..fda391b14
--- /dev/null
+++ b/xorg-server/fb/fbgc.c
@@ -0,0 +1,319 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdlib.h>
+
+#include "fb.h"
+
+const GCFuncs fbGCFuncs = {
+ fbValidateGC,
+ miChangeGC,
+ miCopyGC,
+ miDestroyGC,
+ miChangeClip,
+ miDestroyClip,
+ miCopyClip,
+};
+
+const GCOps fbGCOps = {
+ fbFillSpans,
+ fbSetSpans,
+ fbPutImage,
+ fbCopyArea,
+ fbCopyPlane,
+ fbPolyPoint,
+ fbPolyLine,
+ fbPolySegment,
+ fbPolyRectangle,
+ fbPolyArc,
+ miFillPolygon,
+ fbPolyFillRect,
+ fbPolyFillArc,
+ miPolyText8,
+ miPolyText16,
+ miImageText8,
+ miImageText16,
+ fbImageGlyphBlt,
+ fbPolyGlyphBlt,
+ fbPushPixels
+};
+
+Bool
+fbCreateGC(GCPtr pGC)
+{
+ pGC->clientClip = NULL;
+ pGC->clientClipType = CT_NONE;
+
+ pGC->ops = (GCOps *) &fbGCOps;
+ pGC->funcs = (GCFuncs *) &fbGCFuncs;
+
+ /* fb wants to translate before scan conversion */
+ pGC->miTranslate = 1;
+
+ fbGetRotatedPixmap(pGC) = 0;
+ fbGetExpose(pGC) = 1;
+ fbGetFreeCompClip(pGC) = 0;
+ fbGetCompositeClip(pGC) = 0;
+ fbGetGCPrivate(pGC)->bpp = BitsPerPixel (pGC->depth);
+ return TRUE;
+}
+
+/*
+ * Pad pixmap to FB_UNIT bits wide
+ */
+void
+fbPadPixmap (PixmapPtr pPixmap)
+{
+ int width;
+ FbBits *bits;
+ FbBits b;
+ FbBits mask;
+ int height;
+ int w;
+ int stride;
+ int bpp;
+ int xOff, yOff;
+
+ fbGetDrawable (&pPixmap->drawable, bits, stride, bpp, xOff, yOff);
+
+ width = pPixmap->drawable.width * pPixmap->drawable.bitsPerPixel;
+ height = pPixmap->drawable.height;
+ mask = FbBitsMask (0, width);
+ while (height--)
+ {
+ b = READ(bits) & mask;
+ w = width;
+ while (w < FB_UNIT)
+ {
+ b = b | FbScrRight(b, w);
+ w <<= 1;
+ }
+ WRITE(bits, b);
+ bits += stride;
+ }
+
+ fbFinishAccess (&pPixmap->drawable);
+}
+
+/*
+ * Verify that 'bits' repeats every 'len' bits
+ */
+static Bool
+fbBitsRepeat (FbBits bits, int len, int width)
+{
+ FbBits mask = FbBitsMask(0, len);
+ FbBits orig = bits & mask;
+ int i;
+
+ if (width > FB_UNIT)
+ width = FB_UNIT;
+ for (i = 0; i < width / len; i++)
+ {
+ if ((bits & mask) != orig)
+ return FALSE;
+ bits = FbScrLeft(bits,len);
+ }
+ return TRUE;
+}
+
+/*
+ * Check whether an entire bitmap line is a repetition of
+ * the first 'len' bits
+ */
+static Bool
+fbLineRepeat (FbBits *bits, int len, int width)
+{
+ FbBits first = bits[0];
+
+ if (!fbBitsRepeat (first, len, width))
+ return FALSE;
+ width = (width + FB_UNIT-1) >> FB_SHIFT;
+ bits++;
+ while (--width)
+ if (READ(bits) != first)
+ return FALSE;
+ return TRUE;
+}
+
+/*
+ * The even stipple code wants the first FB_UNIT/bpp bits on
+ * each scanline to represent the entire stipple
+ */
+static Bool
+fbCanEvenStipple (PixmapPtr pStipple, int bpp)
+{
+ int len = FB_UNIT / bpp;
+ FbBits *bits;
+ int stride;
+ int stip_bpp;
+ int stipXoff, stipYoff;
+ int h;
+
+ /* can't even stipple 24bpp drawables */
+ if ((bpp & (bpp-1)) != 0)
+ return FALSE;
+ /* make sure the stipple width is a multiple of the even stipple width */
+ if (pStipple->drawable.width % len != 0)
+ return FALSE;
+ fbGetDrawable (&pStipple->drawable, bits, stride, stip_bpp, stipXoff, stipYoff);
+ h = pStipple->drawable.height;
+ /* check to see that the stipple repeats horizontally */
+ while (h--)
+ {
+ if (!fbLineRepeat (bits, len, pStipple->drawable.width)) {
+ fbFinishAccess (&pStipple->drawable);
+ return FALSE;
+ }
+ bits += stride;
+ }
+ fbFinishAccess (&pStipple->drawable);
+ return TRUE;
+}
+
+void
+fbValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
+ FbBits mask;
+
+ pGC->lastWinOrg.x = pDrawable->x;
+ pGC->lastWinOrg.y = pDrawable->y;
+
+ /*
+ * if the client clip is different or moved OR the subwindowMode has
+ * changed OR the window's clip has changed since the last validation
+ * we need to recompute the composite clip
+ */
+
+ if ((changes & (GCClipXOrigin|GCClipYOrigin|GCClipMask|GCSubwindowMode)) ||
+ (pDrawable->serialNumber != (pGC->serialNumber & DRAWABLE_SERIAL_BITS))
+ )
+ {
+ miComputeCompositeClip (pGC, pDrawable);
+ pPriv->oneRect = REGION_NUM_RECTS(fbGetCompositeClip(pGC)) == 1;
+ }
+
+#ifdef FB_24_32BIT
+ if (pPriv->bpp != pDrawable->bitsPerPixel)
+ {
+ changes |= GCStipple|GCForeground|GCBackground|GCPlaneMask;
+ pPriv->bpp = pDrawable->bitsPerPixel;
+ }
+ if ((changes & GCTile) && fbGetRotatedPixmap(pGC))
+ {
+ (*pGC->pScreen->DestroyPixmap) (fbGetRotatedPixmap(pGC));
+ fbGetRotatedPixmap(pGC) = 0;
+ }
+
+ if (pGC->fillStyle == FillTiled)
+ {
+ PixmapPtr pOldTile, pNewTile;
+
+ pOldTile = pGC->tile.pixmap;
+ if (pOldTile->drawable.bitsPerPixel != pDrawable->bitsPerPixel)
+ {
+ pNewTile = fbGetRotatedPixmap(pGC);
+ if (!pNewTile || pNewTile ->drawable.bitsPerPixel != pDrawable->bitsPerPixel)
+ {
+ if (pNewTile)
+ (*pGC->pScreen->DestroyPixmap) (pNewTile);
+ pNewTile = fb24_32ReformatTile (pOldTile, pDrawable->bitsPerPixel);
+ }
+ if (pNewTile)
+ {
+ fbGetRotatedPixmap(pGC) = pOldTile;
+ pGC->tile.pixmap = pNewTile;
+ changes |= GCTile;
+ }
+ }
+ }
+#endif
+ if (changes & GCTile)
+ {
+ if (!pGC->tileIsPixel &&
+ FbEvenTile (pGC->tile.pixmap->drawable.width *
+ pDrawable->bitsPerPixel))
+ fbPadPixmap (pGC->tile.pixmap);
+ }
+ if (changes & GCStipple)
+ {
+ pPriv->evenStipple = FALSE;
+
+ if (pGC->stipple) {
+
+ /* can we do an even stipple ?? */
+ if (FbEvenStip (pGC->stipple->drawable.width,
+ pDrawable->bitsPerPixel) &&
+ (fbCanEvenStipple (pGC->stipple, pDrawable->bitsPerPixel)))
+ pPriv->evenStipple = TRUE;
+
+ if (pGC->stipple->drawable.width * pDrawable->bitsPerPixel < FB_UNIT)
+ fbPadPixmap (pGC->stipple);
+ }
+ }
+ /*
+ * Recompute reduced rop values
+ */
+ if (changes & (GCForeground|GCBackground|GCPlaneMask|GCFunction))
+ {
+ int s;
+ FbBits depthMask;
+
+ mask = FbFullMask(pDrawable->bitsPerPixel);
+ depthMask = FbFullMask(pDrawable->depth);
+
+ pPriv->fg = pGC->fgPixel & mask;
+ pPriv->bg = pGC->bgPixel & mask;
+
+ if ((pGC->planemask & depthMask) == depthMask)
+ pPriv->pm = mask;
+ else
+ pPriv->pm = pGC->planemask & mask;
+
+ s = pDrawable->bitsPerPixel;
+ while (s < FB_UNIT)
+ {
+ pPriv->fg |= pPriv->fg << s;
+ pPriv->bg |= pPriv->bg << s;
+ pPriv->pm |= pPriv->pm << s;
+ s <<= 1;
+ }
+ pPriv->and = fbAnd(pGC->alu, pPriv->fg, pPriv->pm);
+ pPriv->xor = fbXor(pGC->alu, pPriv->fg, pPriv->pm);
+ pPriv->bgand = fbAnd(pGC->alu, pPriv->bg, pPriv->pm);
+ pPriv->bgxor = fbXor(pGC->alu, pPriv->bg, pPriv->pm);
+ }
+ if (changes & GCDashList)
+ {
+ unsigned short n = pGC->numInDashList;
+ unsigned char *dash = pGC->dash;
+ unsigned int dashLength = 0;
+
+ while (n--)
+ dashLength += (unsigned int ) *dash++;
+ pPriv->dashLength = dashLength;
+ }
+}
diff --git a/xorg-server/fb/fbgetsp.c b/xorg-server/fb/fbgetsp.c
new file mode 100644
index 000000000..6402c6c38
--- /dev/null
+++ b/xorg-server/fb/fbgetsp.c
@@ -0,0 +1,87 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+void
+fbGetSpans(DrawablePtr pDrawable,
+ int wMax,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ char *pchardstStart)
+{
+ FbBits *src, *dst;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+ int xoff;
+
+ /*
+ * XFree86 DDX empties the root borderClip when the VT is
+ * switched away; this checks for that case
+ */
+ if (!fbDrawableEnabled(pDrawable))
+ return;
+
+#ifdef FB_24_32BIT
+ if (pDrawable->bitsPerPixel != BitsPerPixel(pDrawable->depth))
+ {
+ fb24_32GetSpans (pDrawable, wMax, ppt, pwidth, nspans, pchardstStart);
+ return;
+ }
+#endif
+
+ fbGetDrawable (pDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+
+ while (nspans--)
+ {
+ xoff = (int) (((long) pchardstStart) & (FB_MASK >> 3));
+ dst = (FbBits *) (pchardstStart - xoff);
+ xoff <<= 3;
+ fbBlt (src + (ppt->y + srcYoff) * srcStride, srcStride,
+ (ppt->x + srcXoff) * srcBpp,
+
+ dst,
+ 1,
+ xoff,
+
+ *pwidth * srcBpp,
+ 1,
+
+ GXcopy,
+ FB_ALLONES,
+ srcBpp,
+
+ FALSE,
+ FALSE);
+ pchardstStart += PixmapBytePad(*pwidth, pDrawable->depth);
+ ppt++;
+ pwidth++;
+ }
+
+ fbFinishAccess (pDrawable);
+}
diff --git a/xorg-server/fb/fbglyph.c b/xorg-server/fb/fbglyph.c
new file mode 100644
index 000000000..2c19b742f
--- /dev/null
+++ b/xorg-server/fb/fbglyph.c
@@ -0,0 +1,481 @@
+/*
+ *
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+#include <X11/fonts/fontstruct.h>
+#include "dixfontstr.h"
+
+#define dummyScreen screenInfo.screens[0]
+
+Bool
+fbGlyphIn (RegionPtr pRegion,
+ int x,
+ int y,
+ int width,
+ int height)
+{
+ BoxRec box;
+ BoxPtr pExtents = REGION_EXTENTS (dummyScreen, pRegion);
+
+ /*
+ * Check extents by hand to avoid 16 bit overflows
+ */
+ if (x < (int) pExtents->x1)
+ return FALSE;
+ if ((int) pExtents->x2 < x + width)
+ return FALSE;
+ if (y < (int) pExtents->y1)
+ return FALSE;
+ if ((int) pExtents->y2 < y + height)
+ return FALSE;
+ box.x1 = x;
+ box.x2 = x + width;
+ box.y1 = y;
+ box.y2 = y + height;
+ return RECT_IN_REGION (dummyScreen, pRegion, &box) == rgnIN;
+}
+
+#ifdef FB_24BIT
+#ifndef FBNOPIXADDR
+
+#define WRITE1(d,n,fg) WRITE((d) + (n), (CARD8) fg)
+#define WRITE2(d,n,fg) WRITE((CARD16 *) &(d[n]), (CARD16) fg)
+#define WRITE4(d,n,fg) WRITE((CARD32 *) &(d[n]), (CARD32) fg)
+#if FB_UNIT == 6 && IMAGE_BYTE_ORDER == LSBFirst
+#define WRITE8(d) WRITE((FbBits *) &(d[0]), fg)
+#else
+#define WRITE8(d) WRITE4(d,0,_ABCA), WRITE4(d,4,_BCAB)
+#endif
+
+/*
+ * This is a bit tricky, but it's brief. Write 12 bytes worth
+ * of dest, which is four pixels, at a time. This gives constant
+ * code for each pattern as they're always aligned the same
+ *
+ * a b c d a b c d a b c d bytes
+ * A B C A B C A B C A B C pixels
+ *
+ * f0 f1 f2
+ * A B C A B C A B C A B C pixels LSB
+ * C A B C A B C A B C A B pixels MSB
+ *
+ * LSB MSB
+ * A f0 f1
+ * B f1 f2
+ * C f2 f0
+ * A B f0 f2
+ * B C f1 f0
+ * C A f2 f1
+ * A B C A f0 f1
+ * B C A B f1 f2
+ * C A B C f2 f0
+ */
+
+#undef _A
+#undef _B
+#undef _C
+#undef _AB
+#undef _BC
+#undef _CA
+#undef _ABCA
+#undef _BCAB
+#undef _CABC
+
+#if IMAGE_BYTE_ORDER == MSBFirst
+#define _A f1
+#define _B f2
+#define _C f0
+#define _AB f2
+#define _BC f0
+#define _CA f1
+#define _ABCA f1
+#define _BCAB f2
+#define _CABC f0
+#define CASE(a,b,c,d) ((a << 3) | (b << 2) | (c << 1) | d)
+#else
+#define _A f0
+#define _B f1
+#define _C f2
+#define _AB f0
+#define _BC f1
+#define _CA f2
+#define _ABCA f0
+#define _BCAB f1
+#define _CABC f2
+#define CASE(a,b,c,d) (a | (b << 1) | (c << 2) | (d << 3))
+#endif
+
+void
+fbGlyph24 (FbBits *dstBits,
+ FbStride dstStride,
+ int dstBpp,
+ FbStip *stipple,
+ FbBits fg,
+ int x,
+ int height)
+{
+ int lshift;
+ FbStip bits;
+ CARD8 *dstLine;
+ CARD8 *dst;
+ FbStip f0, f1, f2;
+ int n;
+ int shift;
+
+ f0 = fg;
+ f1 = FbRot24(f0,16);
+ f2 = FbRot24(f0,8);
+
+ dstLine = (CARD8 *) dstBits;
+ dstLine += (x & ~3) * 3;
+ dstStride *= (sizeof (FbBits) / sizeof (CARD8));
+ shift = x & 3;
+ lshift = 4 - shift;
+ while (height--)
+ {
+ bits = READ(stipple++);
+ n = lshift;
+ dst = dstLine;
+ while (bits)
+ {
+ switch (FbStipMoveLsb (FbLeftStipBits (bits, n), 4, n)) {
+ case CASE(0,0,0,0):
+ break;
+ case CASE(1,0,0,0):
+ WRITE2(dst,0,_AB);
+ WRITE1(dst,2,_C);
+ break;
+ case CASE(0,1,0,0):
+ WRITE1(dst,3,_A);
+ WRITE2(dst,4,_BC);
+ break;
+ case CASE(1,1,0,0):
+ WRITE4(dst,0,_ABCA);
+ WRITE2(dst,4,_BC);
+ break;
+ case CASE(0,0,1,0):
+ WRITE2(dst,6,_AB);
+ WRITE1(dst,8,_C);
+ break;
+ case CASE(1,0,1,0):
+ WRITE2(dst,0,_AB);
+ WRITE1(dst,2,_C);
+
+ WRITE2(dst,6,_AB);
+ WRITE1(dst,8,_C);
+ break;
+ case CASE(0,1,1,0):
+ WRITE1(dst,3,_A);
+ WRITE4(dst,4,_BCAB);
+ WRITE1(dst,8,_C);
+ break;
+ case CASE(1,1,1,0):
+ WRITE8(dst);
+ WRITE1(dst,8,_C);
+ break;
+ case CASE(0,0,0,1):
+ WRITE1(dst,9,_A);
+ WRITE2(dst,10,_BC);
+ break;
+ case CASE(1,0,0,1):
+ WRITE2(dst,0,_AB);
+ WRITE1(dst,2,_C);
+
+ WRITE1(dst,9,_A);
+ WRITE2(dst,10,_BC);
+ break;
+ case CASE(0,1,0,1):
+ WRITE1(dst,3,_A);
+ WRITE2(dst,4,_BC);
+
+ WRITE1(dst,9,_A);
+ WRITE2(dst,10,_BC);
+ break;
+ case CASE(1,1,0,1):
+ WRITE4(dst,0,_ABCA);
+ WRITE2(dst,4,_BC);
+
+ WRITE1(dst,9,_A);
+ WRITE2(dst,10,_BC);
+ break;
+ case CASE(0,0,1,1):
+ WRITE2(dst,6,_AB);
+ WRITE4(dst,8,_CABC);
+ break;
+ case CASE(1,0,1,1):
+ WRITE2(dst,0,_AB);
+ WRITE1(dst,2,_C);
+
+ WRITE2(dst,6,_AB);
+ WRITE4(dst,8,_CABC);
+ break;
+ case CASE(0,1,1,1):
+ WRITE1(dst,3,_A);
+ WRITE4(dst,4,_BCAB);
+ WRITE4(dst,8,_CABC);
+ break;
+ case CASE(1,1,1,1):
+ WRITE8(dst);
+ WRITE4(dst,8,_CABC);
+ break;
+ }
+ bits = FbStipLeft (bits, n);
+ n = 4;
+ dst += 12;
+ }
+ dstLine += dstStride;
+ }
+}
+#endif
+#endif
+
+void
+fbPolyGlyphBlt (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int x,
+ int y,
+ unsigned int nglyph,
+ CharInfoPtr *ppci,
+ pointer pglyphBase)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ CharInfoPtr pci;
+ unsigned char *pglyph; /* pointer bits in glyph */
+ int gx, gy;
+ int gWidth, gHeight; /* width and height of glyph */
+ FbStride gStride; /* stride of glyph */
+#ifndef FBNOPIXADDR
+ void (*glyph) (FbBits *,
+ FbStride,
+ int,
+ FbStip *,
+ FbBits,
+ int,
+ int);
+ FbBits *dst = 0;
+ FbStride dstStride = 0;
+ int dstBpp = 0;
+ int dstXoff = 0, dstYoff = 0;
+
+ glyph = 0;
+ if (pGC->fillStyle == FillSolid && pPriv->and == 0)
+ {
+ dstBpp = pDrawable->bitsPerPixel;
+ switch (dstBpp) {
+ case 8: glyph = fbGlyph8; break;
+ case 16: glyph = fbGlyph16; break;
+#ifdef FB_24BIT
+ case 24: glyph = fbGlyph24; break;
+#endif
+ case 32: glyph = fbGlyph32; break;
+ }
+ }
+#endif
+ x += pDrawable->x;
+ y += pDrawable->y;
+
+ while (nglyph--)
+ {
+ pci = *ppci++;
+ pglyph = FONTGLYPHBITS(pglyphBase, pci);
+ gWidth = GLYPHWIDTHPIXELS(pci);
+ gHeight = GLYPHHEIGHTPIXELS(pci);
+ if (gWidth && gHeight)
+ {
+ gx = x + pci->metrics.leftSideBearing;
+ gy = y - pci->metrics.ascent;
+#ifndef FBNOPIXADDR
+ if (glyph && gWidth <= sizeof (FbStip) * 8 &&
+ fbGlyphIn (fbGetCompositeClip(pGC), gx, gy, gWidth, gHeight))
+ {
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ (*glyph) (dst + (gy + dstYoff) * dstStride,
+ dstStride,
+ dstBpp,
+ (FbStip *) pglyph,
+ pPriv->xor,
+ gx + dstXoff,
+ gHeight);
+ fbFinishAccess (pDrawable);
+ }
+ else
+#endif
+ {
+ gStride = GLYPHWIDTHBYTESPADDED(pci) / sizeof (FbStip);
+ fbPushImage (pDrawable,
+ pGC,
+
+ (FbStip *) pglyph,
+ gStride,
+ 0,
+
+ gx,
+ gy,
+ gWidth, gHeight);
+ }
+ }
+ x += pci->metrics.characterWidth;
+ }
+}
+
+
+void
+fbImageGlyphBlt (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int x,
+ int y,
+ unsigned int nglyph,
+ CharInfoPtr *ppciInit,
+ pointer pglyphBase)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
+ CharInfoPtr *ppci;
+ CharInfoPtr pci;
+ unsigned char *pglyph; /* pointer bits in glyph */
+ int gWidth, gHeight; /* width and height of glyph */
+ FbStride gStride; /* stride of glyph */
+ Bool opaque;
+ int n;
+ int gx, gy;
+#ifndef FBNOPIXADDR
+ void (*glyph) (FbBits *,
+ FbStride,
+ int,
+ FbStip *,
+ FbBits,
+ int,
+ int);
+ FbBits *dst = 0;
+ FbStride dstStride = 0;
+ int dstBpp = 0;
+ int dstXoff = 0, dstYoff = 0;
+
+ glyph = 0;
+ if (pPriv->and == 0)
+ {
+ dstBpp = pDrawable->bitsPerPixel;
+ switch (dstBpp) {
+ case 8: glyph = fbGlyph8; break;
+ case 16: glyph = fbGlyph16; break;
+#ifdef FB_24BIT
+ case 24: glyph = fbGlyph24; break;
+#endif
+ case 32: glyph = fbGlyph32; break;
+ }
+ }
+#endif
+
+ x += pDrawable->x;
+ y += pDrawable->y;
+
+ if (TERMINALFONT (pGC->font)
+#ifndef FBNOPIXADDR
+ && !glyph
+#endif
+ )
+ {
+ opaque = TRUE;
+ }
+ else
+ {
+ int xBack, widthBack;
+ int yBack, heightBack;
+
+ ppci = ppciInit;
+ n = nglyph;
+ widthBack = 0;
+ while (n--)
+ widthBack += (*ppci++)->metrics.characterWidth;
+
+ xBack = x;
+ if (widthBack < 0)
+ {
+ xBack += widthBack;
+ widthBack = -widthBack;
+ }
+ yBack = y - FONTASCENT(pGC->font);
+ heightBack = FONTASCENT(pGC->font) + FONTDESCENT(pGC->font);
+ fbSolidBoxClipped (pDrawable,
+ fbGetCompositeClip(pGC),
+ xBack,
+ yBack,
+ xBack + widthBack,
+ yBack + heightBack,
+ fbAnd(GXcopy,pPriv->bg,pPriv->pm),
+ fbXor(GXcopy,pPriv->bg,pPriv->pm));
+ opaque = FALSE;
+ }
+
+ ppci = ppciInit;
+ while (nglyph--)
+ {
+ pci = *ppci++;
+ pglyph = FONTGLYPHBITS(pglyphBase, pci);
+ gWidth = GLYPHWIDTHPIXELS(pci);
+ gHeight = GLYPHHEIGHTPIXELS(pci);
+ if (gWidth && gHeight)
+ {
+ gx = x + pci->metrics.leftSideBearing;
+ gy = y - pci->metrics.ascent;
+#ifndef FBNOPIXADDR
+ if (glyph && gWidth <= sizeof (FbStip) * 8 &&
+ fbGlyphIn (fbGetCompositeClip(pGC), gx, gy, gWidth, gHeight))
+ {
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ (*glyph) (dst + (gy + dstYoff) * dstStride,
+ dstStride,
+ dstBpp,
+ (FbStip *) pglyph,
+ pPriv->fg,
+ gx + dstXoff,
+ gHeight);
+ fbFinishAccess (pDrawable);
+ }
+ else
+#endif
+ {
+ gStride = GLYPHWIDTHBYTESPADDED(pci) / sizeof (FbStip);
+ fbPutXYImage (pDrawable,
+ fbGetCompositeClip(pGC),
+ pPriv->fg,
+ pPriv->bg,
+ pPriv->pm,
+ GXcopy,
+ opaque,
+
+ gx,
+ gy,
+ gWidth, gHeight,
+
+ (FbStip *) pglyph,
+ gStride,
+ 0);
+ }
+ }
+ x += pci->metrics.characterWidth;
+ }
+}
diff --git a/xorg-server/fb/fbimage.c b/xorg-server/fb/fbimage.c
new file mode 100644
index 000000000..2b9ac27c0
--- /dev/null
+++ b/xorg-server/fb/fbimage.c
@@ -0,0 +1,368 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <string.h>
+
+#include "fb.h"
+
+void
+fbPutImage (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int depth,
+ int x,
+ int y,
+ int w,
+ int h,
+ int leftPad,
+ int format,
+ char *pImage)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
+ unsigned long i;
+ FbStride srcStride;
+ FbStip *src = (FbStip *) pImage;
+
+ x += pDrawable->x;
+ y += pDrawable->y;
+
+ switch (format)
+ {
+ case XYBitmap:
+ srcStride = BitmapBytePad(w + leftPad) / sizeof (FbStip);
+ fbPutXYImage (pDrawable,
+ fbGetCompositeClip(pGC),
+ pPriv->fg,
+ pPriv->bg,
+ pPriv->pm,
+ pGC->alu,
+ TRUE,
+ x, y, w, h,
+ src,
+ srcStride,
+ leftPad);
+ break;
+ case XYPixmap:
+ srcStride = BitmapBytePad(w + leftPad) / sizeof (FbStip);
+ for (i = (unsigned long)1 << (pDrawable->depth - 1); i; i >>= 1)
+ {
+ if (i & pGC->planemask)
+ {
+ fbPutXYImage (pDrawable,
+ fbGetCompositeClip(pGC),
+ FB_ALLONES,
+ 0,
+ fbReplicatePixel (i, pDrawable->bitsPerPixel),
+ pGC->alu,
+ TRUE,
+ x, y, w, h,
+ src,
+ srcStride,
+ leftPad);
+ src += srcStride * h;
+ }
+ }
+ break;
+ case ZPixmap:
+#ifdef FB_24_32BIT
+ if (pDrawable->bitsPerPixel != BitsPerPixel(pDrawable->depth))
+ {
+ srcStride = PixmapBytePad(w, pDrawable->depth);
+ fb24_32PutZImage (pDrawable,
+ fbGetCompositeClip(pGC),
+ pGC->alu,
+ (FbBits) pGC->planemask,
+ x, y, w, h,
+ (CARD8 *) pImage,
+ srcStride);
+ }
+ else
+#endif
+ {
+ srcStride = PixmapBytePad(w, pDrawable->depth) / sizeof (FbStip);
+ fbPutZImage (pDrawable,
+ fbGetCompositeClip(pGC),
+ pGC->alu,
+ pPriv->pm,
+ x, y, w, h,
+ src, srcStride);
+ }
+ }
+}
+
+void
+fbPutZImage (DrawablePtr pDrawable,
+ RegionPtr pClip,
+ int alu,
+ FbBits pm,
+ int x,
+ int y,
+ int width,
+ int height,
+ FbStip *src,
+ FbStride srcStride)
+{
+ FbStip *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ int nbox;
+ BoxPtr pbox;
+ int x1, y1, x2, y2;
+
+ fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ for (nbox = REGION_NUM_RECTS (pClip),
+ pbox = REGION_RECTS(pClip);
+ nbox--;
+ pbox++)
+ {
+ x1 = x;
+ y1 = y;
+ x2 = x + width;
+ y2 = y + height;
+ if (x1 < pbox->x1)
+ x1 = pbox->x1;
+ if (y1 < pbox->y1)
+ y1 = pbox->y1;
+ if (x2 > pbox->x2)
+ x2 = pbox->x2;
+ if (y2 > pbox->y2)
+ y2 = pbox->y2;
+ if (x1 >= x2 || y1 >= y2)
+ continue;
+ fbBltStip (src + (y1 - y) * srcStride,
+ srcStride,
+ (x1 - x) * dstBpp,
+
+ dst + (y1 + dstYoff) * dstStride,
+ dstStride,
+ (x1 + dstXoff) * dstBpp,
+
+ (x2 - x1) * dstBpp,
+ (y2 - y1),
+
+ alu,
+ pm,
+ dstBpp);
+ }
+
+ fbFinishAccess (pDrawable);
+}
+
+void
+fbPutXYImage (DrawablePtr pDrawable,
+ RegionPtr pClip,
+ FbBits fg,
+ FbBits bg,
+ FbBits pm,
+ int alu,
+ Bool opaque,
+
+ int x,
+ int y,
+ int width,
+ int height,
+
+ FbStip *src,
+ FbStride srcStride,
+ int srcX)
+{
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ int nbox;
+ BoxPtr pbox;
+ int x1, y1, x2, y2;
+ FbBits fgand = 0, fgxor = 0, bgand = 0, bgxor = 0;
+
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ if (dstBpp == 1)
+ {
+ if (opaque)
+ alu = FbOpaqueStipple1Rop(alu,fg,bg);
+ else
+ alu = FbStipple1Rop(alu,fg);
+ }
+ else
+ {
+ fgand = fbAnd(alu,fg,pm);
+ fgxor = fbXor(alu,fg,pm);
+ if (opaque)
+ {
+ bgand = fbAnd(alu,bg,pm);
+ bgxor = fbXor(alu,bg,pm);
+ }
+ else
+ {
+ bgand = fbAnd(GXnoop,(FbBits)0,FB_ALLONES);
+ bgxor = fbXor(GXnoop,(FbBits)0,FB_ALLONES);
+ }
+ }
+
+ for (nbox = REGION_NUM_RECTS (pClip),
+ pbox = REGION_RECTS(pClip);
+ nbox--;
+ pbox++)
+ {
+ x1 = x;
+ y1 = y;
+ x2 = x + width;
+ y2 = y + height;
+ if (x1 < pbox->x1)
+ x1 = pbox->x1;
+ if (y1 < pbox->y1)
+ y1 = pbox->y1;
+ if (x2 > pbox->x2)
+ x2 = pbox->x2;
+ if (y2 > pbox->y2)
+ y2 = pbox->y2;
+ if (x1 >= x2 || y1 >= y2)
+ continue;
+ if (dstBpp == 1)
+ {
+ fbBltStip (src + (y1 - y) * srcStride,
+ srcStride,
+ (x1 - x) + srcX,
+
+ (FbStip *) (dst + (y1 + dstYoff) * dstStride),
+ FbBitsStrideToStipStride(dstStride),
+ (x1 + dstXoff) * dstBpp,
+
+ (x2 - x1) * dstBpp,
+ (y2 - y1),
+
+ alu,
+ pm,
+ dstBpp);
+ }
+ else
+ {
+ fbBltOne (src + (y1 - y) * srcStride,
+ srcStride,
+ (x1 - x) + srcX,
+
+ dst + (y1 + dstYoff) * dstStride,
+ dstStride,
+ (x1 + dstXoff) * dstBpp,
+ dstBpp,
+
+ (x2 - x1) * dstBpp,
+ (y2 - y1),
+
+ fgand, fgxor, bgand, bgxor);
+ }
+ }
+
+ fbFinishAccess (pDrawable);
+}
+
+void
+fbGetImage (DrawablePtr pDrawable,
+ int x,
+ int y,
+ int w,
+ int h,
+ unsigned int format,
+ unsigned long planeMask,
+ char *d)
+{
+ FbBits *src;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+ FbStip *dst;
+ FbStride dstStride;
+
+ /*
+ * XFree86 DDX empties the root borderClip when the VT is
+ * switched away; this checks for that case
+ */
+ if (!fbDrawableEnabled(pDrawable))
+ return;
+
+#ifdef FB_24_32BIT
+ if (format == ZPixmap &&
+ pDrawable->bitsPerPixel != BitsPerPixel (pDrawable->depth))
+ {
+ fb24_32GetImage (pDrawable, x, y, w, h, format, planeMask, d);
+ return;
+ }
+#endif
+
+ fbGetDrawable (pDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+
+ x += pDrawable->x;
+ y += pDrawable->y;
+
+ dst = (FbStip *) d;
+ if (format == ZPixmap || srcBpp == 1)
+ {
+ FbBits pm;
+
+ pm = fbReplicatePixel (planeMask, srcBpp);
+ dstStride = PixmapBytePad(w, pDrawable->depth);
+ if (pm != FB_ALLONES)
+ memset (d, 0, dstStride * h);
+ dstStride /= sizeof (FbStip);
+ fbBltStip ((FbStip *) (src + (y + srcYoff) * srcStride),
+ FbBitsStrideToStipStride(srcStride),
+ (x + srcXoff) * srcBpp,
+
+ dst,
+ dstStride,
+ 0,
+
+ w * srcBpp, h,
+
+ GXcopy,
+ pm,
+ srcBpp);
+ }
+ else
+ {
+ dstStride = BitmapBytePad(w) / sizeof (FbStip);
+ fbBltPlane (src + (y + srcYoff) * srcStride,
+ srcStride,
+ (x + srcXoff) * srcBpp,
+ srcBpp,
+
+ dst,
+ dstStride,
+ 0,
+
+ w * srcBpp, h,
+
+ fbAndStip(GXcopy,FB_STIP_ALLONES,FB_STIP_ALLONES),
+ fbXorStip(GXcopy,FB_STIP_ALLONES,FB_STIP_ALLONES),
+ fbAndStip(GXcopy,0,FB_STIP_ALLONES),
+ fbXorStip(GXcopy,0,FB_STIP_ALLONES),
+ planeMask);
+ }
+
+ fbFinishAccess (pDrawable);
+}
diff --git a/xorg-server/fb/fbline.c b/xorg-server/fb/fbline.c
new file mode 100644
index 000000000..2cee123ae
--- /dev/null
+++ b/xorg-server/fb/fbline.c
@@ -0,0 +1,175 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+void
+fbZeroLine (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ppt)
+{
+ int x1, y1, x2, y2;
+ int x, y;
+ int dashOffset;
+
+ x = pDrawable->x;
+ y = pDrawable->y;
+ x1 = ppt->x;
+ y1 = ppt->y;
+ dashOffset = pGC->dashOffset;
+ while (--npt)
+ {
+ ++ppt;
+ x2 = ppt->x;
+ y2 = ppt->y;
+ if (mode == CoordModePrevious)
+ {
+ x2 += x1;
+ y2 += y1;
+ }
+ fbSegment (pDrawable, pGC, x1 + x, y1 + y,
+ x2 + x, y2 + y,
+ npt == 1 && pGC->capStyle != CapNotLast,
+ &dashOffset);
+ x1 = x2;
+ y1 = y2;
+ }
+}
+
+void
+fbZeroSegment (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pSegs)
+{
+ int dashOffset;
+ int x, y;
+ Bool drawLast = pGC->capStyle != CapNotLast;
+
+ x = pDrawable->x;
+ y = pDrawable->y;
+ while (nseg--)
+ {
+ dashOffset = pGC->dashOffset;
+ fbSegment (pDrawable, pGC,
+ pSegs->x1 + x, pSegs->y1 + y,
+ pSegs->x2 + x, pSegs->y2 + y,
+ drawLast,
+ &dashOffset);
+ pSegs++;
+ }
+}
+
+void
+fbFixCoordModePrevious (int npt,
+ DDXPointPtr ppt)
+{
+ int x, y;
+
+ x = ppt->x;
+ y = ppt->y;
+ npt--;
+ while (npt--)
+ {
+ ppt++;
+ x = (ppt->x += x);
+ y = (ppt->y += y);
+ }
+}
+
+void
+fbPolyLine (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ppt)
+{
+ void (*line) (DrawablePtr, GCPtr, int mode, int npt, DDXPointPtr ppt);
+
+ if (pGC->lineWidth == 0)
+ {
+ line = fbZeroLine;
+#ifndef FBNOPIXADDR
+ if (pGC->fillStyle == FillSolid &&
+ pGC->lineStyle == LineSolid &&
+ REGION_NUM_RECTS (fbGetCompositeClip(pGC)) == 1)
+ {
+ switch (pDrawable->bitsPerPixel) {
+ case 8: line = fbPolyline8; break;
+ case 16: line = fbPolyline16; break;
+#ifdef FB_24BIT
+ case 24: line = fbPolyline24; break;
+#endif
+ case 32: line = fbPolyline32; break;
+ }
+ }
+#endif
+ }
+ else
+ {
+ if (pGC->lineStyle != LineSolid)
+ line = miWideDash;
+ else
+ line = miWideLine;
+ }
+ (*line) (pDrawable, pGC, mode, npt, ppt);
+}
+
+void
+fbPolySegment (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pseg)
+{
+ void (*seg) (DrawablePtr pDrawable, GCPtr pGC, int nseg, xSegment *pseg);
+
+ if (pGC->lineWidth == 0)
+ {
+ seg = fbZeroSegment;
+#ifndef FBNOPIXADDR
+ if (pGC->fillStyle == FillSolid &&
+ pGC->lineStyle == LineSolid &&
+ REGION_NUM_RECTS (fbGetCompositeClip(pGC)) == 1)
+ {
+ switch (pDrawable->bitsPerPixel) {
+ case 8: seg = fbPolySegment8; break;
+ case 16: seg = fbPolySegment16; break;
+#ifdef FB_24BIT
+ case 24: seg = fbPolySegment24; break;
+#endif
+ case 32: seg = fbPolySegment32; break;
+ }
+ }
+#endif
+ }
+ else
+ {
+ seg = miPolySegment;
+ }
+ (*seg) (pDrawable, pGC, nseg, pseg);
+}
diff --git a/xorg-server/fb/fboverlay.c b/xorg-server/fb/fboverlay.c
new file mode 100644
index 000000000..f9f7c52a3
--- /dev/null
+++ b/xorg-server/fb/fboverlay.c
@@ -0,0 +1,436 @@
+/*
+ *
+ * Copyright © 2000 SuSE, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of SuSE not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. SuSE makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
+ * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: Keith Packard, SuSE, Inc.
+ */
+
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdlib.h>
+
+#include "fb.h"
+#include "fboverlay.h"
+#include "shmint.h"
+
+static DevPrivateKey fbOverlayScreenPrivateKey = &fbOverlayScreenPrivateKey;
+
+DevPrivateKey fbOverlayGetScreenPrivateKey(void)
+{
+ return fbOverlayScreenPrivateKey;
+}
+
+/*
+ * Replace this if you want something supporting
+ * multiple overlays with the same depth
+ */
+Bool
+fbOverlayCreateWindow(WindowPtr pWin)
+{
+ FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pWin->drawable.pScreen);
+ int i;
+ PixmapPtr pPixmap;
+
+ if (pWin->drawable.class != InputOutput)
+ return TRUE;
+
+#ifdef FB_SCREEN_PRIVATE
+ if (pWin->drawable.bitsPerPixel == 32)
+ pWin->drawable.bitsPerPixel = fbGetScreenPrivate(pWin->drawable.pScreen)->win32bpp;
+#endif
+
+ for (i = 0; i < pScrPriv->nlayers; i++)
+ {
+ pPixmap = pScrPriv->layer[i].u.run.pixmap;
+ if (pWin->drawable.depth == pPixmap->drawable.depth)
+ {
+ dixSetPrivate(&pWin->devPrivates, fbGetWinPrivateKey(), pPixmap);
+ /*
+ * Make sure layer keys are written correctly by
+ * having non-root layers set to full while the
+ * root layer is set to empty. This will cause
+ * all of the layers to get painted when the root
+ * is mapped
+ */
+ if (!pWin->parent)
+ {
+ REGION_EMPTY (pWin->drawable.pScreen,
+ &pScrPriv->layer[i].u.run.region);
+ }
+ return TRUE;
+ }
+ }
+ return FALSE;
+}
+
+Bool
+fbOverlayCloseScreen (int iScreen, ScreenPtr pScreen)
+{
+ FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pScreen);
+ int i;
+
+ for (i = 0; i < pScrPriv->nlayers; i++)
+ {
+ (*pScreen->DestroyPixmap)(pScrPriv->layer[i].u.run.pixmap);
+ REGION_UNINIT (pScreen, &pScrPriv->layer[i].u.run.region);
+ }
+ return TRUE;
+}
+
+/*
+ * Return layer containing this window
+ */
+int
+fbOverlayWindowLayer(WindowPtr pWin)
+{
+ FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pWin->drawable.pScreen);
+ int i;
+
+ for (i = 0; i < pScrPriv->nlayers; i++)
+ if (dixLookupPrivate(&pWin->devPrivates, fbGetWinPrivateKey()) ==
+ (pointer) pScrPriv->layer[i].u.run.pixmap)
+ return i;
+ return 0;
+}
+
+Bool
+fbOverlayCreateScreenResources(ScreenPtr pScreen)
+{
+ int i;
+ FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pScreen);
+ PixmapPtr pPixmap;
+ pointer pbits;
+ int width;
+ int depth;
+ BoxRec box;
+
+ if (!miCreateScreenResources(pScreen))
+ return FALSE;
+
+ box.x1 = 0;
+ box.y1 = 0;
+ box.x2 = pScreen->width;
+ box.y2 = pScreen->height;
+ for (i = 0; i < pScrPriv->nlayers; i++)
+ {
+ pbits = pScrPriv->layer[i].u.init.pbits;
+ width = pScrPriv->layer[i].u.init.width;
+ depth = pScrPriv->layer[i].u.init.depth;
+ pPixmap = (*pScreen->CreatePixmap)(pScreen, 0, 0, depth, 0);
+ if (!pPixmap)
+ return FALSE;
+ if (!(*pScreen->ModifyPixmapHeader)(pPixmap, pScreen->width,
+ pScreen->height, depth,
+ BitsPerPixel(depth),
+ PixmapBytePad(width, depth),
+ pbits))
+ return FALSE;
+ pScrPriv->layer[i].u.run.pixmap = pPixmap;
+ REGION_INIT(pScreen, &pScrPriv->layer[i].u.run.region, &box, 0);
+ }
+ pScreen->devPrivate = pScrPriv->layer[0].u.run.pixmap;
+ return TRUE;
+}
+
+void
+fbOverlayPaintKey (DrawablePtr pDrawable,
+ RegionPtr pRegion,
+ CARD32 pixel,
+ int layer)
+{
+ fbFillRegionSolid (pDrawable, pRegion, 0,
+ fbReplicatePixel (pixel, pDrawable->bitsPerPixel));
+}
+
+/*
+ * Track visible region for each layer
+ */
+void
+fbOverlayUpdateLayerRegion (ScreenPtr pScreen,
+ int layer,
+ RegionPtr prgn)
+{
+ FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pScreen);
+ int i;
+ RegionRec rgnNew;
+
+ if (!prgn || !REGION_NOTEMPTY(pScreen, prgn))
+ return;
+ for (i = 0; i < pScrPriv->nlayers; i++)
+ {
+ if (i == layer)
+ {
+ /* add new piece to this fb */
+ REGION_UNION (pScreen,
+ &pScrPriv->layer[i].u.run.region,
+ &pScrPriv->layer[i].u.run.region,
+ prgn);
+ }
+ else if (REGION_NOTEMPTY (pScreen,
+ &pScrPriv->layer[i].u.run.region))
+ {
+ /* paint new piece with chroma key */
+ REGION_NULL (pScreen, &rgnNew);
+ REGION_INTERSECT (pScreen,
+ &rgnNew,
+ prgn,
+ &pScrPriv->layer[i].u.run.region);
+ (*pScrPriv->PaintKey) (&pScrPriv->layer[i].u.run.pixmap->drawable,
+ &rgnNew,
+ pScrPriv->layer[i].key,
+ i);
+ REGION_UNINIT(pScreen, &rgnNew);
+ /* remove piece from other fbs */
+ REGION_SUBTRACT (pScreen,
+ &pScrPriv->layer[i].u.run.region,
+ &pScrPriv->layer[i].u.run.region,
+ prgn);
+ }
+ }
+}
+
+/*
+ * Copy only areas in each layer containing real bits
+ */
+void
+fbOverlayCopyWindow(WindowPtr pWin,
+ DDXPointRec ptOldOrg,
+ RegionPtr prgnSrc)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pWin->drawable.pScreen);
+ RegionRec rgnDst;
+ int dx, dy;
+ int i;
+ RegionRec layerRgn[FB_OVERLAY_MAX];
+ PixmapPtr pPixmap;
+
+ dx = ptOldOrg.x - pWin->drawable.x;
+ dy = ptOldOrg.y - pWin->drawable.y;
+
+ /*
+ * Clip to existing bits
+ */
+ REGION_TRANSLATE(pScreen, prgnSrc, -dx, -dy);
+ REGION_NULL (pScreen, &rgnDst);
+ REGION_INTERSECT(pScreen, &rgnDst, &pWin->borderClip, prgnSrc);
+ REGION_TRANSLATE(pScreen, &rgnDst, dx, dy);
+ /*
+ * Compute the portion of each fb affected by this copy
+ */
+ for (i = 0; i < pScrPriv->nlayers; i++)
+ {
+ REGION_NULL (pScreen, &layerRgn[i]);
+ REGION_INTERSECT(pScreen, &layerRgn[i], &rgnDst,
+ &pScrPriv->layer[i].u.run.region);
+ if (REGION_NOTEMPTY (pScreen, &layerRgn[i]))
+ {
+ REGION_TRANSLATE(pScreen, &layerRgn[i], -dx, -dy);
+ pPixmap = pScrPriv->layer[i].u.run.pixmap;
+ fbCopyRegion (&pPixmap->drawable, &pPixmap->drawable,
+ 0,
+ &layerRgn[i], dx, dy, pScrPriv->CopyWindow, 0,
+ (void *)(long) i);
+ }
+ }
+ /*
+ * Update regions
+ */
+ for (i = 0; i < pScrPriv->nlayers; i++)
+ {
+ if (REGION_NOTEMPTY (pScreen, &layerRgn[i]))
+ fbOverlayUpdateLayerRegion (pScreen, i, &layerRgn[i]);
+
+ REGION_UNINIT(pScreen, &layerRgn[i]);
+ }
+ REGION_UNINIT(pScreen, &rgnDst);
+}
+
+void
+fbOverlayWindowExposures (WindowPtr pWin,
+ RegionPtr prgn,
+ RegionPtr other_exposed)
+{
+ fbOverlayUpdateLayerRegion (pWin->drawable.pScreen,
+ fbOverlayWindowLayer (pWin),
+ prgn);
+ miWindowExposures(pWin, prgn, other_exposed);
+}
+
+Bool
+fbOverlaySetupScreen(ScreenPtr pScreen,
+ pointer pbits1,
+ pointer pbits2,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width1,
+ int width2,
+ int bpp1,
+ int bpp2)
+{
+ return fbSetupScreen (pScreen,
+ pbits1,
+ xsize,
+ ysize,
+ dpix,
+ dpiy,
+ width1,
+ bpp1);
+}
+
+static Bool
+fb24_32OverlayCreateScreenResources(ScreenPtr pScreen)
+{
+ FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pScreen);
+ int pitch;
+ Bool retval;
+ int i;
+
+ if((retval = fbOverlayCreateScreenResources(pScreen))) {
+ for (i = 0; i < pScrPriv->nlayers; i++)
+ {
+ /* fix the screen pixmap */
+ PixmapPtr pPix = (PixmapPtr) pScrPriv->layer[i].u.run.pixmap;
+ if (pPix->drawable.bitsPerPixel == 32) {
+ pPix->drawable.bitsPerPixel = 24;
+ pitch = BitmapBytePad(pPix->drawable.width * 24);
+ pPix->devKind = pitch;
+ }
+ }
+ }
+
+ return retval;
+}
+
+Bool
+fbOverlayFinishScreenInit(ScreenPtr pScreen,
+ pointer pbits1,
+ pointer pbits2,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width1,
+ int width2,
+ int bpp1,
+ int bpp2,
+ int depth1,
+ int depth2)
+{
+ VisualPtr visuals;
+ DepthPtr depths;
+ int nvisuals;
+ int ndepths;
+ int bpp = 0, imagebpp = 32;
+ VisualID defaultVisual;
+ FbOverlayScrPrivPtr pScrPriv;
+
+ pScrPriv = xalloc (sizeof (FbOverlayScrPrivRec));
+ if (!pScrPriv)
+ return FALSE;
+
+#ifdef FB_24_32BIT
+ if (bpp1 == 32 || bpp2 == 32)
+ bpp = 32;
+ else if (bpp1 == 24 || bpp2 == 24)
+ bpp = 24;
+
+ if (bpp == 24)
+ {
+ int f;
+
+ imagebpp = 32;
+ /*
+ * Check to see if we're advertising a 24bpp image format,
+ * in which case windows will use it in preference to a 32 bit
+ * format.
+ */
+ for (f = 0; f < screenInfo.numPixmapFormats; f++)
+ {
+ if (screenInfo.formats[f].bitsPerPixel == 24)
+ {
+ imagebpp = 24;
+ break;
+ }
+ }
+ }
+#endif
+#ifdef FB_SCREEN_PRIVATE
+ if (imagebpp == 32)
+ {
+ fbGetScreenPrivate(pScreen)->win32bpp = bpp;
+ fbGetScreenPrivate(pScreen)->pix32bpp = bpp;
+ }
+ else
+ {
+ fbGetScreenPrivate(pScreen)->win32bpp = 32;
+ fbGetScreenPrivate(pScreen)->pix32bpp = 32;
+ }
+#endif
+
+ if (!fbInitVisuals (&visuals, &depths, &nvisuals, &ndepths, &depth1,
+ &defaultVisual, ((unsigned long)1<<(bpp1-1)) |
+ ((unsigned long)1<<(bpp2-1)), 8))
+ return FALSE;
+ if (! miScreenInit(pScreen, 0, xsize, ysize, dpix, dpiy, 0,
+ depth1, ndepths, depths,
+ defaultVisual, nvisuals, visuals))
+ return FALSE;
+ /* MI thinks there's no frame buffer */
+#ifdef MITSHM
+ ShmRegisterFbFuncs(pScreen);
+#endif
+ pScreen->minInstalledCmaps = 1;
+ pScreen->maxInstalledCmaps = 2;
+
+ pScrPriv->nlayers = 2;
+ pScrPriv->PaintKey = fbOverlayPaintKey;
+ pScrPriv->CopyWindow = fbCopyWindowProc;
+ pScrPriv->layer[0].u.init.pbits = pbits1;
+ pScrPriv->layer[0].u.init.width = width1;
+ pScrPriv->layer[0].u.init.depth = depth1;
+
+ pScrPriv->layer[1].u.init.pbits = pbits2;
+ pScrPriv->layer[1].u.init.width = width2;
+ pScrPriv->layer[1].u.init.depth = depth2;
+
+ dixSetPrivate(&pScreen->devPrivates, fbOverlayScreenPrivateKey, pScrPriv);
+
+ /* overwrite miCloseScreen with our own */
+ pScreen->CloseScreen = fbOverlayCloseScreen;
+ pScreen->CreateScreenResources = fbOverlayCreateScreenResources;
+ pScreen->CreateWindow = fbOverlayCreateWindow;
+ pScreen->WindowExposures = fbOverlayWindowExposures;
+ pScreen->CopyWindow = fbOverlayCopyWindow;
+#ifdef FB_24_32BIT
+ if (bpp == 24 && imagebpp == 32)
+ {
+ pScreen->ModifyPixmapHeader = fb24_32ModifyPixmapHeader;
+ pScreen->CreateScreenResources = fb24_32OverlayCreateScreenResources;
+ }
+#endif
+
+ return TRUE;
+}
diff --git a/xorg-server/fb/fboverlay.h b/xorg-server/fb/fboverlay.h
new file mode 100644
index 000000000..f3db0bb7d
--- /dev/null
+++ b/xorg-server/fb/fboverlay.h
@@ -0,0 +1,123 @@
+/*
+ *
+ * Copyright © 2000 SuSE, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of SuSE not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. SuSE makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
+ * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: Keith Packard, SuSE, Inc.
+ */
+
+#ifndef _FBOVERLAY_H_
+#define _FBOVERLAY_H_
+
+#include "privates.h"
+
+extern DevPrivateKey fbOverlayGetScreenPrivateKey(void);
+
+#ifndef FB_OVERLAY_MAX
+#define FB_OVERLAY_MAX 2
+#endif
+
+typedef void (*fbOverlayPaintKeyProc) (DrawablePtr, RegionPtr, CARD32, int);
+
+typedef struct _fbOverlayLayer {
+ union {
+ struct {
+ pointer pbits;
+ int width;
+ int depth;
+ } init;
+ struct {
+ PixmapPtr pixmap;
+ RegionRec region;
+ } run;
+ } u;
+ CARD32 key; /* special pixel value */
+} FbOverlayLayer;
+
+typedef struct _fbOverlayScrPriv {
+ int nlayers;
+ fbOverlayPaintKeyProc PaintKey;
+ fbCopyProc CopyWindow;
+ FbOverlayLayer layer[FB_OVERLAY_MAX];
+} FbOverlayScrPrivRec, *FbOverlayScrPrivPtr;
+
+#define fbOverlayGetScrPriv(s) \
+ dixLookupPrivate(&(s)->devPrivates, fbOverlayGetScreenPrivateKey())
+Bool
+fbOverlayCreateWindow(WindowPtr pWin);
+
+Bool
+fbOverlayCloseScreen (int iScreen, ScreenPtr pScreen);
+
+int
+fbOverlayWindowLayer(WindowPtr pWin);
+
+Bool
+fbOverlayCreateScreenResources(ScreenPtr pScreen);
+
+void
+fbOverlayPaintKey (DrawablePtr pDrawable,
+ RegionPtr pRegion,
+ CARD32 pixel,
+ int layer);
+void
+fbOverlayUpdateLayerRegion (ScreenPtr pScreen,
+ int layer,
+ RegionPtr prgn);
+
+
+void
+fbOverlayCopyWindow(WindowPtr pWin,
+ DDXPointRec ptOldOrg,
+ RegionPtr prgnSrc);
+
+void
+fbOverlayWindowExposures (WindowPtr pWin,
+ RegionPtr prgn,
+ RegionPtr other_exposed);
+
+Bool
+fbOverlaySetupScreen(ScreenPtr pScreen,
+ pointer pbits1,
+ pointer pbits2,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width1,
+ int width2,
+ int bpp1,
+ int bpp2);
+
+Bool
+fbOverlayFinishScreenInit(ScreenPtr pScreen,
+ pointer pbits1,
+ pointer pbits2,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width1,
+ int width2,
+ int bpp1,
+ int bpp2,
+ int depth1,
+ int depth2);
+
+#endif /* _FBOVERLAY_H_ */
diff --git a/xorg-server/fb/fbpict.c b/xorg-server/fb/fbpict.c
new file mode 100644
index 000000000..85b5171c5
--- /dev/null
+++ b/xorg-server/fb/fbpict.c
@@ -0,0 +1,471 @@
+/*
+ *
+ * Copyright © 2000 SuSE, Inc.
+ * Copyright © 2007 Red Hat, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of SuSE not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. SuSE makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
+ * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: Keith Packard, SuSE, Inc.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <string.h>
+
+#include "fb.h"
+
+#ifdef RENDER
+
+#include "picturestr.h"
+#include "mipict.h"
+#include "fbpict.h"
+
+#define mod(a,b) ((b) == 1 ? 0 : (a) >= 0 ? (a) % (b) : (b) - (-a) % (b))
+
+void
+fbWalkCompositeRegion (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pMask,
+ PicturePtr pDst,
+ INT16 xSrc,
+ INT16 ySrc,
+ INT16 xMask,
+ INT16 yMask,
+ INT16 xDst,
+ INT16 yDst,
+ CARD16 width,
+ CARD16 height,
+ Bool srcRepeat,
+ Bool maskRepeat,
+ CompositeFunc compositeRect)
+{
+ RegionRec region;
+ int n;
+ BoxPtr pbox;
+ int w, h, w_this, h_this;
+ int x_msk, y_msk, x_src, y_src, x_dst, y_dst;
+
+ xDst += pDst->pDrawable->x;
+ yDst += pDst->pDrawable->y;
+ if (pSrc->pDrawable)
+ {
+ xSrc += pSrc->pDrawable->x;
+ ySrc += pSrc->pDrawable->y;
+ }
+ if (pMask && pMask->pDrawable)
+ {
+ xMask += pMask->pDrawable->x;
+ yMask += pMask->pDrawable->y;
+ }
+
+ if (!miComputeCompositeRegion (&region, pSrc, pMask, pDst, xSrc, ySrc,
+ xMask, yMask, xDst, yDst, width, height))
+ return;
+
+ n = REGION_NUM_RECTS (&region);
+ pbox = REGION_RECTS (&region);
+ while (n--)
+ {
+ h = pbox->y2 - pbox->y1;
+ y_src = pbox->y1 - yDst + ySrc;
+ y_msk = pbox->y1 - yDst + yMask;
+ y_dst = pbox->y1;
+ while (h)
+ {
+ h_this = h;
+ w = pbox->x2 - pbox->x1;
+ x_src = pbox->x1 - xDst + xSrc;
+ x_msk = pbox->x1 - xDst + xMask;
+ x_dst = pbox->x1;
+ if (maskRepeat)
+ {
+ y_msk = mod (y_msk - pMask->pDrawable->y, pMask->pDrawable->height);
+ if (h_this > pMask->pDrawable->height - y_msk)
+ h_this = pMask->pDrawable->height - y_msk;
+ y_msk += pMask->pDrawable->y;
+ }
+ if (srcRepeat)
+ {
+ y_src = mod (y_src - pSrc->pDrawable->y, pSrc->pDrawable->height);
+ if (h_this > pSrc->pDrawable->height - y_src)
+ h_this = pSrc->pDrawable->height - y_src;
+ y_src += pSrc->pDrawable->y;
+ }
+ while (w)
+ {
+ w_this = w;
+ if (maskRepeat)
+ {
+ x_msk = mod (x_msk - pMask->pDrawable->x, pMask->pDrawable->width);
+ if (w_this > pMask->pDrawable->width - x_msk)
+ w_this = pMask->pDrawable->width - x_msk;
+ x_msk += pMask->pDrawable->x;
+ }
+ if (srcRepeat)
+ {
+ x_src = mod (x_src - pSrc->pDrawable->x, pSrc->pDrawable->width);
+ if (w_this > pSrc->pDrawable->width - x_src)
+ w_this = pSrc->pDrawable->width - x_src;
+ x_src += pSrc->pDrawable->x;
+ }
+ (*compositeRect) (op, pSrc, pMask, pDst,
+ x_src, y_src, x_msk, y_msk, x_dst, y_dst,
+ w_this, h_this);
+ w -= w_this;
+ x_src += w_this;
+ x_msk += w_this;
+ x_dst += w_this;
+ }
+ h -= h_this;
+ y_src += h_this;
+ y_msk += h_this;
+ y_dst += h_this;
+ }
+ pbox++;
+ }
+ REGION_UNINIT (pDst->pDrawable->pScreen, &region);
+}
+
+void
+fbComposite (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pMask,
+ PicturePtr pDst,
+ INT16 xSrc,
+ INT16 ySrc,
+ INT16 xMask,
+ INT16 yMask,
+ INT16 xDst,
+ INT16 yDst,
+ CARD16 width,
+ CARD16 height)
+{
+ pixman_image_t *src, *mask, *dest;
+
+ xDst += pDst->pDrawable->x;
+ yDst += pDst->pDrawable->y;
+ if (pSrc->pDrawable)
+ {
+ xSrc += pSrc->pDrawable->x;
+ ySrc += pSrc->pDrawable->y;
+ }
+ if (pMask && pMask->pDrawable)
+ {
+ xMask += pMask->pDrawable->x;
+ yMask += pMask->pDrawable->y;
+ }
+
+ miCompositeSourceValidate (pSrc, xSrc, ySrc, width, height);
+ if (pMask)
+ miCompositeSourceValidate (pMask, xMask, yMask, width, height);
+
+ src = image_from_pict (pSrc, TRUE);
+ mask = image_from_pict (pMask, TRUE);
+ dest = image_from_pict (pDst, TRUE);
+
+ if (src && dest && !(pMask && !mask))
+ {
+ pixman_image_composite (op, src, mask, dest,
+ xSrc, ySrc, xMask, yMask, xDst, yDst,
+ width, height);
+ }
+
+ free_pixman_pict (pSrc, src);
+ free_pixman_pict (pMask, mask);
+ free_pixman_pict (pDst, dest);
+}
+
+void
+fbCompositeGeneral (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pMask,
+ PicturePtr pDst,
+ INT16 xSrc,
+ INT16 ySrc,
+ INT16 xMask,
+ INT16 yMask,
+ INT16 xDst,
+ INT16 yDst,
+ CARD16 width,
+ CARD16 height)
+{
+ fbComposite (op, pSrc, pMask, pDst,
+ xSrc, ySrc, xMask, yMask, xDst, yDst,
+ width, height);
+}
+
+#endif /* RENDER */
+
+static pixman_image_t *
+create_solid_fill_image (PicturePtr pict)
+{
+ PictSolidFill *solid = &pict->pSourcePict->solidFill;
+ pixman_color_t color;
+ CARD32 a, r, g, b;
+
+ a = (solid->color & 0xff000000) >> 24;
+ r = (solid->color & 0x00ff0000) >> 16;
+ g = (solid->color & 0x0000ff00) >> 8;
+ b = (solid->color & 0x000000ff) >> 0;
+
+ color.alpha = (a << 8) | a;
+ color.red = (r << 8) | r;
+ color.green = (g << 8) | g;
+ color.blue = (b << 8) | b;
+
+ return pixman_image_create_solid_fill (&color);
+}
+
+static pixman_image_t *
+create_linear_gradient_image (PictGradient *gradient)
+{
+ PictLinearGradient *linear = (PictLinearGradient *)gradient;
+ pixman_point_fixed_t p1;
+ pixman_point_fixed_t p2;
+
+ p1.x = linear->p1.x;
+ p1.y = linear->p1.y;
+ p2.x = linear->p2.x;
+ p2.y = linear->p2.y;
+
+ return pixman_image_create_linear_gradient (
+ &p1, &p2, (pixman_gradient_stop_t *)gradient->stops, gradient->nstops);
+}
+
+static pixman_image_t *
+create_radial_gradient_image (PictGradient *gradient)
+{
+ PictRadialGradient *radial = (PictRadialGradient *)gradient;
+ pixman_point_fixed_t c1;
+ pixman_point_fixed_t c2;
+
+ c1.x = radial->c1.x;
+ c1.y = radial->c1.y;
+ c2.x = radial->c2.x;
+ c2.y = radial->c2.y;
+
+ return pixman_image_create_radial_gradient (
+ &c1, &c2, radial->c1.radius,
+ radial->c2.radius,
+ (pixman_gradient_stop_t *)gradient->stops, gradient->nstops);
+}
+
+static pixman_image_t *
+create_conical_gradient_image (PictGradient *gradient)
+{
+ PictConicalGradient *conical = (PictConicalGradient *)gradient;
+ pixman_point_fixed_t center;
+
+ center.x = conical->center.x;
+ center.y = conical->center.y;
+
+ return pixman_image_create_conical_gradient (
+ &center, conical->angle, (pixman_gradient_stop_t *)gradient->stops,
+ gradient->nstops);
+}
+
+static pixman_image_t *
+create_bits_picture (PicturePtr pict,
+ Bool has_clip)
+{
+ FbBits *bits;
+ FbStride stride;
+ int bpp, xoff, yoff;
+ pixman_image_t *image;
+
+ fbGetDrawable (pict->pDrawable, bits, stride, bpp, xoff, yoff);
+
+ bits = (CARD8*)bits + yoff * stride * sizeof(FbBits) + xoff * (bpp / 8);
+
+ image = pixman_image_create_bits (
+ pict->format,
+ pict->pDrawable->width, pict->pDrawable->height,
+ (uint32_t *)bits, stride * sizeof (FbStride));
+
+
+#ifdef FB_ACCESS_WRAPPER
+#if FB_SHIFT==5
+
+ pixman_image_set_accessors (image,
+ (pixman_read_memory_func_t)wfbReadMemory,
+ (pixman_write_memory_func_t)wfbWriteMemory);
+
+#else
+
+#error The pixman library only works when FbBits is 32 bits wide
+
+#endif
+#endif
+
+ /* pCompositeClip is undefined for source pictures, so
+ * only set the clip region for pictures with drawables
+ */
+ if (has_clip)
+ {
+ if (pict->clientClipType != CT_NONE)
+ pixman_image_set_has_client_clip (image, TRUE);
+
+ pixman_image_set_clip_region (image, pict->pCompositeClip);
+ }
+
+ /* Indexed table */
+ if (pict->pFormat->index.devPrivate)
+ pixman_image_set_indexed (image, pict->pFormat->index.devPrivate);
+
+ return image;
+}
+
+static void
+set_image_properties (pixman_image_t *image, PicturePtr pict)
+{
+ pixman_repeat_t repeat;
+ pixman_filter_t filter;
+
+ if (pict->transform)
+ {
+ pixman_image_set_transform (
+ image, (pixman_transform_t *)pict->transform);
+ }
+
+ switch (pict->repeatType)
+ {
+ default:
+ case RepeatNone:
+ repeat = PIXMAN_REPEAT_NONE;
+ break;
+
+ case RepeatPad:
+ repeat = PIXMAN_REPEAT_PAD;
+ break;
+
+ case RepeatNormal:
+ repeat = PIXMAN_REPEAT_NORMAL;
+ break;
+
+ case RepeatReflect:
+ repeat = PIXMAN_REPEAT_REFLECT;
+ break;
+ }
+
+ pixman_image_set_repeat (image, repeat);
+
+ if (pict->alphaMap)
+ {
+ pixman_image_t *alpha_map = image_from_pict (pict->alphaMap, TRUE);
+
+ pixman_image_set_alpha_map (
+ image, alpha_map, pict->alphaOrigin.x, pict->alphaOrigin.y);
+
+ free_pixman_pict (pict->alphaMap, alpha_map);
+ }
+
+ pixman_image_set_component_alpha (image, pict->componentAlpha);
+
+ switch (pict->filter)
+ {
+ default:
+ case PictFilterNearest:
+ case PictFilterFast:
+ filter = PIXMAN_FILTER_NEAREST;
+ break;
+
+ case PictFilterBilinear:
+ case PictFilterGood:
+ filter = PIXMAN_FILTER_BILINEAR;
+ break;
+
+ case PictFilterConvolution:
+ filter = PIXMAN_FILTER_CONVOLUTION;
+ break;
+ }
+
+ pixman_image_set_filter (image, filter, (pixman_fixed_t *)pict->filter_params, pict->filter_nparams);
+ pixman_image_set_source_clipping (image, TRUE);
+}
+
+pixman_image_t *
+image_from_pict (PicturePtr pict,
+ Bool has_clip)
+{
+ pixman_image_t *image = NULL;
+
+ if (!pict)
+ return NULL;
+
+ if (pict->pDrawable)
+ {
+ image = create_bits_picture (pict, has_clip);
+ }
+ else if (pict->pSourcePict)
+ {
+ SourcePict *sp = pict->pSourcePict;
+
+ if (sp->type == SourcePictTypeSolidFill)
+ {
+ image = create_solid_fill_image (pict);
+ }
+ else
+ {
+ PictGradient *gradient = &pict->pSourcePict->gradient;
+
+ if (sp->type == SourcePictTypeLinear)
+ image = create_linear_gradient_image (gradient);
+ else if (sp->type == SourcePictTypeRadial)
+ image = create_radial_gradient_image (gradient);
+ else if (sp->type == SourcePictTypeConical)
+ image = create_conical_gradient_image (gradient);
+ }
+ }
+
+ if (image)
+ set_image_properties (image, pict);
+
+ return image;
+}
+
+void
+free_pixman_pict (PicturePtr pict, pixman_image_t *image)
+{
+ if (image && pixman_image_unref (image) && pict->pDrawable)
+ fbFinishAccess (pict->pDrawable);
+}
+
+Bool
+fbPictureInit (ScreenPtr pScreen, PictFormatPtr formats, int nformats)
+{
+
+#ifdef RENDER
+
+ PictureScreenPtr ps;
+
+ if (!miPictureInit (pScreen, formats, nformats))
+ return FALSE;
+ ps = GetPictureScreen(pScreen);
+ ps->Composite = fbComposite;
+ ps->Glyphs = miGlyphs;
+ ps->CompositeRects = miCompositeRects;
+ ps->RasterizeTrapezoid = fbRasterizeTrapezoid;
+ ps->AddTraps = fbAddTraps;
+ ps->AddTriangles = fbAddTriangles;
+
+#endif /* RENDER */
+
+ return TRUE;
+}
diff --git a/xorg-server/fb/fbpict.h b/xorg-server/fb/fbpict.h
new file mode 100644
index 000000000..b4c1dcf12
--- /dev/null
+++ b/xorg-server/fb/fbpict.h
@@ -0,0 +1,482 @@
+/*
+ *
+ * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#ifndef _FBPICT_H_
+#define _FBPICT_H_
+
+#include "renderedge.h"
+
+
+#if defined(__GNUC__)
+#define INLINE __inline__
+#else
+#define INLINE
+#endif
+
+#define FbIntMult(a,b,t) ( (t) = (a) * (b) + 0x80, ( ( ( (t)>>8 ) + (t) )>>8 ) )
+#define FbIntDiv(a,b) (((CARD16) (a) * 255) / (b))
+
+#define FbGet8(v,i) ((CARD16) (CARD8) ((v) >> i))
+
+/*
+ * There are two ways of handling alpha -- either as a single unified value or
+ * a separate value for each component, hence each macro must have two
+ * versions. The unified alpha version has a 'U' at the end of the name,
+ * the component version has a 'C'. Similarly, functions which deal with
+ * this difference will have two versions using the same convention.
+ */
+
+#define FbOverU(x,y,i,a,t) ((t) = FbIntMult(FbGet8(y,i),(a),(t)) + FbGet8(x,i),\
+ (CARD32) ((CARD8) ((t) | (0 - ((t) >> 8)))) << (i))
+
+#define FbOverC(x,y,i,a,t) ((t) = FbIntMult(FbGet8(y,i),FbGet8(a,i),(t)) + FbGet8(x,i),\
+ (CARD32) ((CARD8) ((t) | (0 - ((t) >> 8)))) << (i))
+
+#define FbInU(x,i,a,t) ((CARD32) FbIntMult(FbGet8(x,i),(a),(t)) << (i))
+
+#define FbInC(x,i,a,t) ((CARD32) FbIntMult(FbGet8(x,i),FbGet8(a,i),(t)) << (i))
+
+#define FbGen(x,y,i,ax,ay,t,u,v) ((t) = (FbIntMult(FbGet8(y,i),ay,(u)) + \
+ FbIntMult(FbGet8(x,i),ax,(v))),\
+ (CARD32) ((CARD8) ((t) | \
+ (0 - ((t) >> 8)))) << (i))
+
+#define FbAdd(x,y,i,t) ((t) = FbGet8(x,i) + FbGet8(y,i), \
+ (CARD32) ((CARD8) ((t) | (0 - ((t) >> 8)))) << (i))
+
+
+#define Alpha(x) ((x) >> 24)
+#define Red(x) (((x) >> 16) & 0xff)
+#define Green(x) (((x) >> 8) & 0xff)
+#define Blue(x) ((x) & 0xff)
+
+/**
+ * Returns TRUE if the fbComposeGetSolid can be used to get a single solid
+ * color representing every source sampling location of the picture.
+ */
+static INLINE Bool
+fbCanGetSolid(PicturePtr pict)
+{
+ if (pict->pDrawable == NULL ||
+ pict->pDrawable->width != 1 ||
+ pict->pDrawable->height != 1)
+ {
+ return FALSE;
+ }
+ if (pict->repeat != RepeatNormal)
+ return FALSE;
+
+ switch (pict->format) {
+ case PICT_a8r8g8b8:
+ case PICT_x8r8g8b8:
+ case PICT_a8b8g8r8:
+ case PICT_x8b8g8r8:
+ case PICT_r8g8b8:
+ case PICT_b8g8r8:
+ case PICT_r5g6b5:
+ case PICT_b5g6r5:
+ return TRUE;
+ default:
+ return FALSE;
+ }
+}
+
+#define fbComposeGetSolid(pict, bits, fmt) { \
+ FbBits *__bits__; \
+ FbStride __stride__; \
+ int __bpp__; \
+ int __xoff__,__yoff__; \
+\
+ fbGetDrawable((pict)->pDrawable,__bits__,__stride__,__bpp__,__xoff__,__yoff__); \
+ switch (__bpp__) { \
+ case 32: \
+ (bits) = READ((CARD32 *) __bits__); \
+ break; \
+ case 24: \
+ (bits) = Fetch24 ((CARD8 *) __bits__); \
+ break; \
+ case 16: \
+ (bits) = READ((CARD16 *) __bits__); \
+ (bits) = cvt0565to0888(bits); \
+ break; \
+ case 8: \
+ (bits) = READ((CARD8 *) __bits__); \
+ (bits) = (bits) << 24; \
+ break; \
+ case 1: \
+ (bits) = READ((CARD32 *) __bits__); \
+ (bits) = FbLeftStipBits((bits),1) ? 0xff000000 : 0x00000000;\
+ break; \
+ default: \
+ return; \
+ } \
+ /* If necessary, convert RGB <--> BGR. */ \
+ if (PICT_FORMAT_TYPE((pict)->format) != PICT_FORMAT_TYPE(fmt)) \
+ { \
+ (bits) = (((bits) & 0xff000000) | \
+ (((bits) & 0x00ff0000) >> 16) | \
+ (((bits) & 0x0000ff00) >> 0) | \
+ (((bits) & 0x000000ff) << 16)); \
+ } \
+ /* manage missing src alpha */ \
+ if ((pict)->pFormat->direct.alphaMask == 0) \
+ (bits) |= 0xff000000; \
+ fbFinishAccess ((pict)->pDrawable); \
+}
+
+#define fbComposeGetStart(pict,x,y,type,stride,line,mul) {\
+ FbBits *__bits__; \
+ FbStride __stride__; \
+ int __bpp__; \
+ int __xoff__,__yoff__; \
+\
+ fbGetDrawable((pict)->pDrawable,__bits__,__stride__,__bpp__,__xoff__,__yoff__); \
+ (stride) = __stride__ * sizeof (FbBits) / sizeof (type); \
+ (line) = ((type *) __bits__) + (stride) * ((y) + __yoff__) + (mul) * ((x) + __xoff__); \
+}
+#define cvt8888to0565(s) ((((s) >> 3) & 0x001f) | \
+ (((s) >> 5) & 0x07e0) | \
+ (((s) >> 8) & 0xf800))
+#define cvt0565to0888(s) (((((s) << 3) & 0xf8) | (((s) >> 2) & 0x7)) | \
+ ((((s) << 5) & 0xfc00) | (((s) >> 1) & 0x300)) | \
+ ((((s) << 8) & 0xf80000) | (((s) << 3) & 0x70000)))
+
+#if IMAGE_BYTE_ORDER == MSBFirst
+#define Fetch24(a) ((unsigned long) (a) & 1 ? \
+ ((READ(a) << 16) | READ((CARD16 *) ((a)+1))) : \
+ ((READ((CARD16 *) (a)) << 8) | READ((a)+2)))
+#define Store24(a,v) ((unsigned long) (a) & 1 ? \
+ (WRITE(a, (CARD8) ((v) >> 16)), \
+ WRITE((CARD16 *) ((a)+1), (CARD16) (v))) : \
+ (WRITE((CARD16 *) (a), (CARD16) ((v) >> 8)), \
+ WRITE((a)+2, (CARD8) (v))))
+#else
+#define Fetch24(a) ((unsigned long) (a) & 1 ? \
+ (READ(a) | (READ((CARD16 *) ((a)+1)) << 8)) : \
+ (READ((CARD16 *) (a)) | (READ((a)+2) << 16)))
+#define Store24(a,v) ((unsigned long) (a) & 1 ? \
+ (WRITE(a, (CARD8) (v)), \
+ WRITE((CARD16 *) ((a)+1), (CARD16) ((v) >> 8))) : \
+ (WRITE((CARD16 *) (a), (CARD16) (v)),\
+ WRITE((a)+2, (CARD8) ((v) >> 16))))
+#endif
+
+/*
+ The methods below use some tricks to be able to do two color
+ components at the same time.
+*/
+
+/*
+ x_c = (x_c * a) / 255
+*/
+#define FbByteMul(x, a) do { \
+ CARD32 t = ((x & 0xff00ff) * a) + 0x800080; \
+ t = (t + ((t >> 8) & 0xff00ff)) >> 8; \
+ t &= 0xff00ff; \
+ \
+ x = (((x >> 8) & 0xff00ff) * a) + 0x800080; \
+ x = (x + ((x >> 8) & 0xff00ff)); \
+ x &= 0xff00ff00; \
+ x += t; \
+ } while (0)
+
+/*
+ x_c = (x_c * a) / 255 + y
+*/
+#define FbByteMulAdd(x, a, y) do { \
+ CARD32 t = ((x & 0xff00ff) * a) + 0x800080; \
+ t = (t + ((t >> 8) & 0xff00ff)) >> 8; \
+ t &= 0xff00ff; \
+ t += y & 0xff00ff; \
+ t |= 0x1000100 - ((t >> 8) & 0xff00ff); \
+ t &= 0xff00ff; \
+ \
+ x = (((x >> 8) & 0xff00ff) * a) + 0x800080; \
+ x = (x + ((x >> 8) & 0xff00ff)) >> 8; \
+ x &= 0xff00ff; \
+ x += (y >> 8) & 0xff00ff; \
+ x |= 0x1000100 - ((x >> 8) & 0xff00ff); \
+ x &= 0xff00ff; \
+ x <<= 8; \
+ x += t; \
+ } while (0)
+
+/*
+ x_c = (x_c * a + y_c * b) / 255
+*/
+#define FbByteAddMul(x, a, y, b) do { \
+ CARD32 t; \
+ CARD32 r = (x >> 24) * a + (y >> 24) * b + 0x80; \
+ r += (r >> 8); \
+ r >>= 8; \
+ \
+ t = (x & 0xff00) * a + (y & 0xff00) * b; \
+ t += (t >> 8) + 0x8000; \
+ t >>= 16; \
+ \
+ t |= r << 16; \
+ t |= 0x1000100 - ((t >> 8) & 0xff00ff); \
+ t &= 0xff00ff; \
+ t <<= 8; \
+ \
+ r = ((x >> 16) & 0xff) * a + ((y >> 16) & 0xff) * b + 0x80; \
+ r += (r >> 8); \
+ r >>= 8; \
+ \
+ x = (x & 0xff) * a + (y & 0xff) * b + 0x80; \
+ x += (x >> 8); \
+ x >>= 8; \
+ x |= r << 16; \
+ x |= 0x1000100 - ((x >> 8) & 0xff00ff); \
+ x &= 0xff00ff; \
+ x |= t; \
+} while (0)
+
+/*
+ x_c = (x_c * a + y_c *b) / 256
+*/
+#define FbByteAddMul_256(x, a, y, b) do { \
+ CARD32 t = (x & 0xff00ff) * a + (y & 0xff00ff) * b; \
+ t >>= 8; \
+ t &= 0xff00ff; \
+ \
+ x = ((x >> 8) & 0xff00ff) * a + ((y >> 8) & 0xff00ff) * b; \
+ x &= 0xff00ff00; \
+ x += t; \
+} while (0)
+/*
+ x_c = (x_c * a_c) / 255
+*/
+#define FbByteMulC(x, a) do { \
+ CARD32 t; \
+ CARD32 r = (x & 0xff) * (a & 0xff); \
+ r |= (x & 0xff0000) * ((a >> 16) & 0xff); \
+ r += 0x800080; \
+ r = (r + ((r >> 8) & 0xff00ff)) >> 8; \
+ r &= 0xff00ff; \
+ \
+ x >>= 8; \
+ t = (x & 0xff) * ((a >> 8) & 0xff); \
+ t |= (x & 0xff0000) * (a >> 24); \
+ t += 0x800080; \
+ t = t + ((t >> 8) & 0xff00ff); \
+ x = r | (t & 0xff00ff00); \
+ \
+ } while (0)
+
+/*
+ x_c = (x_c * a) / 255 + y
+*/
+#define FbByteMulAddC(x, a, y) do { \
+ CARD32 t; \
+ CARD32 r = (x & 0xff) * (a & 0xff); \
+ r |= (x & 0xff0000) * ((a >> 16) & 0xff); \
+ r += 0x800080; \
+ r = (r + ((r >> 8) & 0xff00ff)) >> 8; \
+ r &= 0xff00ff; \
+ r += y & 0xff00ff; \
+ r |= 0x1000100 - ((r >> 8) & 0xff00ff); \
+ r &= 0xff00ff; \
+ \
+ x >>= 8; \
+ t = (x & 0xff) * ((a >> 8) & 0xff); \
+ t |= (x & 0xff0000) * (a >> 24); \
+ t += 0x800080; \
+ t = (t + ((t >> 8) & 0xff00ff)) >> 8; \
+ t &= 0xff00ff; \
+ t += (y >> 8) & 0xff00ff; \
+ t |= 0x1000100 - ((t >> 8) & 0xff00ff); \
+ t &= 0xff00ff; \
+ x = r | (t << 8); \
+ } while (0)
+
+/*
+ x_c = (x_c * a_c + y_c * b) / 255
+*/
+#define FbByteAddMulC(x, a, y, b) do { \
+ CARD32 t; \
+ CARD32 r = (x >> 24) * (a >> 24) + (y >> 24) * b; \
+ r += (r >> 8) + 0x80; \
+ r >>= 8; \
+ \
+ t = (x & 0xff00) * ((a >> 8) & 0xff) + (y & 0xff00) * b; \
+ t += (t >> 8) + 0x8000; \
+ t >>= 16; \
+ \
+ t |= r << 16; \
+ t |= 0x1000100 - ((t >> 8) & 0xff00ff); \
+ t &= 0xff00ff; \
+ t <<= 8; \
+ \
+ r = ((x >> 16) & 0xff) * ((a >> 16) & 0xff) + ((y >> 16) & 0xff) * b + 0x80; \
+ r += (r >> 8); \
+ r >>= 8; \
+ \
+ x = (x & 0xff) * (a & 0xff) + (y & 0xff) * b + 0x80; \
+ x += (x >> 8); \
+ x >>= 8; \
+ x |= r << 16; \
+ x |= 0x1000100 - ((x >> 8) & 0xff00ff); \
+ x &= 0xff00ff; \
+ x |= t; \
+ } while (0)
+
+/*
+ x_c = min(x_c + y_c, 255)
+*/
+#define FbByteAdd(x, y) do { \
+ CARD32 t; \
+ CARD32 r = (x & 0xff00ff) + (y & 0xff00ff); \
+ r |= 0x1000100 - ((r >> 8) & 0xff00ff); \
+ r &= 0xff00ff; \
+ \
+ t = ((x >> 8) & 0xff00ff) + ((y >> 8) & 0xff00ff); \
+ t |= 0x1000100 - ((t >> 8) & 0xff00ff); \
+ r |= (t & 0xff00ff) << 8; \
+ x = r; \
+ } while (0)
+
+#define div_255(x) (((x) + 0x80 + (((x) + 0x80) >> 8)) >> 8)
+
+#if defined(__i386__) && defined(__GNUC__)
+#define FASTCALL __attribute__((regparm(3)))
+#else
+#define FASTCALL
+#endif
+
+typedef struct _FbComposeData {
+ CARD8 op;
+ PicturePtr src;
+ PicturePtr mask;
+ PicturePtr dest;
+ INT16 xSrc;
+ INT16 ySrc;
+ INT16 xMask;
+ INT16 yMask;
+ INT16 xDest;
+ INT16 yDest;
+ CARD16 width;
+ CARD16 height;
+} FbComposeData;
+
+void
+fbCompositeRect (const FbComposeData *data, CARD32 *scanline_buffer);
+
+typedef FASTCALL void (*CombineMaskU) (CARD32 *src, const CARD32 *mask, int width);
+typedef FASTCALL void (*CombineFuncU) (CARD32 *dest, const CARD32 *src, int width);
+typedef FASTCALL void (*CombineFuncC) (CARD32 *dest, CARD32 *src, CARD32 *mask, int width);
+
+typedef struct _FbComposeFunctions {
+ CombineFuncU *combineU;
+ CombineFuncC *combineC;
+ CombineMaskU combineMaskU;
+} FbComposeFunctions;
+
+/* fbcompose.c */
+
+void
+fbCompositeGeneral (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pMask,
+ PicturePtr pDst,
+ INT16 xSrc,
+ INT16 ySrc,
+ INT16 xMask,
+ INT16 yMask,
+ INT16 xDst,
+ INT16 yDst,
+ CARD16 width,
+ CARD16 height);
+
+/* fbpict.c */
+void
+fbComposite (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pMask,
+ PicturePtr pDst,
+ INT16 xSrc,
+ INT16 ySrc,
+ INT16 xMask,
+ INT16 yMask,
+ INT16 xDst,
+ INT16 yDst,
+ CARD16 width,
+ CARD16 height);
+
+typedef void (*CompositeFunc) (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pMask,
+ PicturePtr pDst,
+ INT16 xSrc,
+ INT16 ySrc,
+ INT16 xMask,
+ INT16 yMask,
+ INT16 xDst,
+ INT16 yDst,
+ CARD16 width,
+ CARD16 height);
+
+void
+fbWalkCompositeRegion (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pMask,
+ PicturePtr pDst,
+ INT16 xSrc,
+ INT16 ySrc,
+ INT16 xMask,
+ INT16 yMask,
+ INT16 xDst,
+ INT16 yDst,
+ CARD16 width,
+ CARD16 height,
+ Bool srcRepeat,
+ Bool maskRepeat,
+ CompositeFunc compositeRect);
+
+/* fbtrap.c */
+
+void
+fbAddTraps (PicturePtr pPicture,
+ INT16 xOff,
+ INT16 yOff,
+ int ntrap,
+ xTrap *traps);
+
+void
+fbRasterizeTrapezoid (PicturePtr alpha,
+ xTrapezoid *trap,
+ int x_off,
+ int y_off);
+
+void
+fbAddTriangles (PicturePtr pPicture,
+ INT16 xOff,
+ INT16 yOff,
+ int ntri,
+ xTriangle *tris);
+
+#endif /* _FBPICT_H_ */
diff --git a/xorg-server/fb/fbpixmap.c b/xorg-server/fb/fbpixmap.c
new file mode 100644
index 000000000..311da9e62
--- /dev/null
+++ b/xorg-server/fb/fbpixmap.c
@@ -0,0 +1,392 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdlib.h>
+
+#include "fb.h"
+
+PixmapPtr
+fbCreatePixmapBpp (ScreenPtr pScreen, int width, int height, int depth, int bpp,
+ unsigned usage_hint)
+{
+ PixmapPtr pPixmap;
+ size_t datasize;
+ size_t paddedWidth;
+ int adjust;
+ int base;
+
+ paddedWidth = ((width * bpp + FB_MASK) >> FB_SHIFT) * sizeof (FbBits);
+ if (paddedWidth / 4 > 32767 || height > 32767)
+ return NullPixmap;
+ datasize = height * paddedWidth;
+ base = pScreen->totalPixmapSize;
+ adjust = 0;
+ if (base & 7)
+ adjust = 8 - (base & 7);
+ datasize += adjust;
+#ifdef FB_DEBUG
+ datasize += 2 * paddedWidth;
+#endif
+ pPixmap = AllocatePixmap(pScreen, datasize);
+ if (!pPixmap)
+ return NullPixmap;
+ pPixmap->drawable.type = DRAWABLE_PIXMAP;
+ pPixmap->drawable.class = 0;
+ pPixmap->drawable.pScreen = pScreen;
+ pPixmap->drawable.depth = depth;
+ pPixmap->drawable.bitsPerPixel = bpp;
+ pPixmap->drawable.id = 0;
+ pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER;
+ pPixmap->drawable.x = 0;
+ pPixmap->drawable.y = 0;
+ pPixmap->drawable.width = width;
+ pPixmap->drawable.height = height;
+ pPixmap->devKind = paddedWidth;
+ pPixmap->refcnt = 1;
+ pPixmap->devPrivate.ptr = (pointer) ((char *)pPixmap + base + adjust);
+#ifdef FB_DEBUG
+ pPixmap->devPrivate.ptr = (void *) ((char *) pPixmap->devPrivate.ptr + paddedWidth);
+ fbInitializeDrawable (&pPixmap->drawable);
+#endif
+
+#ifdef COMPOSITE
+ pPixmap->screen_x = 0;
+ pPixmap->screen_y = 0;
+#endif
+
+ pPixmap->usage_hint = usage_hint;
+
+ return pPixmap;
+}
+
+PixmapPtr
+fbCreatePixmap (ScreenPtr pScreen, int width, int height, int depth,
+ unsigned usage_hint)
+{
+ int bpp;
+ bpp = BitsPerPixel (depth);
+#ifdef FB_SCREEN_PRIVATE
+ if (bpp == 32 && depth <= 24)
+ bpp = fbGetScreenPrivate(pScreen)->pix32bpp;
+#endif
+ return fbCreatePixmapBpp (pScreen, width, height, depth, bpp, usage_hint);
+}
+
+Bool
+fbDestroyPixmap (PixmapPtr pPixmap)
+{
+ if(--pPixmap->refcnt)
+ return TRUE;
+ dixFreePrivates(pPixmap->devPrivates);
+ xfree(pPixmap);
+ return TRUE;
+}
+
+#define ADDRECT(reg,r,fr,rx1,ry1,rx2,ry2) \
+if (((rx1) < (rx2)) && ((ry1) < (ry2)) && \
+ (!((reg)->data->numRects && \
+ ((r-1)->y1 == (ry1)) && \
+ ((r-1)->y2 == (ry2)) && \
+ ((r-1)->x1 <= (rx1)) && \
+ ((r-1)->x2 >= (rx2))))) \
+{ \
+ if ((reg)->data->numRects == (reg)->data->size) \
+ { \
+ miRectAlloc(reg, 1); \
+ fr = REGION_BOXPTR(reg); \
+ r = fr + (reg)->data->numRects; \
+ } \
+ r->x1 = (rx1); \
+ r->y1 = (ry1); \
+ r->x2 = (rx2); \
+ r->y2 = (ry2); \
+ (reg)->data->numRects++; \
+ if(r->x1 < (reg)->extents.x1) \
+ (reg)->extents.x1 = r->x1; \
+ if(r->x2 > (reg)->extents.x2) \
+ (reg)->extents.x2 = r->x2; \
+ r++; \
+}
+
+/* Convert bitmap clip mask into clipping region.
+ * First, goes through each line and makes boxes by noting the transitions
+ * from 0 to 1 and 1 to 0.
+ * Then it coalesces the current line with the previous if they have boxes
+ * at the same X coordinates.
+ */
+RegionPtr
+fbPixmapToRegion(PixmapPtr pPix)
+{
+ register RegionPtr pReg;
+ FbBits *pw, w;
+ register int ib;
+ int width, h, base, rx1 = 0, crects;
+ FbBits *pwLineEnd;
+ int irectPrevStart, irectLineStart;
+ register BoxPtr prectO, prectN;
+ BoxPtr FirstRect, rects, prectLineStart;
+ Bool fInBox, fSame;
+ register FbBits mask0 = FB_ALLONES & ~FbScrRight(FB_ALLONES, 1);
+ FbBits *pwLine;
+ int nWidth;
+
+ pReg = REGION_CREATE(pPix->drawable.pScreen, NULL, 1);
+ if(!pReg)
+ return NullRegion;
+ FirstRect = REGION_BOXPTR(pReg);
+ rects = FirstRect;
+
+ fbPrepareAccess(&pPix->drawable);
+
+ pwLine = (FbBits *) pPix->devPrivate.ptr;
+ nWidth = pPix->devKind >> (FB_SHIFT-3);
+
+ width = pPix->drawable.width;
+ pReg->extents.x1 = width - 1;
+ pReg->extents.x2 = 0;
+ irectPrevStart = -1;
+ for(h = 0; h < pPix->drawable.height; h++)
+ {
+ pw = pwLine;
+ pwLine += nWidth;
+ irectLineStart = rects - FirstRect;
+ /* If the Screen left most bit of the word is set, we're starting in
+ * a box */
+ if(READ(pw) & mask0)
+ {
+ fInBox = TRUE;
+ rx1 = 0;
+ }
+ else
+ fInBox = FALSE;
+ /* Process all words which are fully in the pixmap */
+ pwLineEnd = pw + (width >> FB_SHIFT);
+ for (base = 0; pw < pwLineEnd; base += FB_UNIT)
+ {
+ w = READ(pw++);
+ if (fInBox)
+ {
+ if (!~w)
+ continue;
+ }
+ else
+ {
+ if (!w)
+ continue;
+ }
+ for(ib = 0; ib < FB_UNIT; ib++)
+ {
+ /* If the Screen left most bit of the word is set, we're
+ * starting a box */
+ if(w & mask0)
+ {
+ if(!fInBox)
+ {
+ rx1 = base + ib;
+ /* start new box */
+ fInBox = TRUE;
+ }
+ }
+ else
+ {
+ if(fInBox)
+ {
+ /* end box */
+ ADDRECT(pReg, rects, FirstRect,
+ rx1, h, base + ib, h + 1);
+ fInBox = FALSE;
+ }
+ }
+ /* Shift the word VISUALLY left one. */
+ w = FbScrLeft(w, 1);
+ }
+ }
+ if(width & FB_MASK)
+ {
+ /* Process final partial word on line */
+ w = READ(pw++);
+ for(ib = 0; ib < (width & FB_MASK); ib++)
+ {
+ /* If the Screen left most bit of the word is set, we're
+ * starting a box */
+ if(w & mask0)
+ {
+ if(!fInBox)
+ {
+ rx1 = base + ib;
+ /* start new box */
+ fInBox = TRUE;
+ }
+ }
+ else
+ {
+ if(fInBox)
+ {
+ /* end box */
+ ADDRECT(pReg, rects, FirstRect,
+ rx1, h, base + ib, h + 1);
+ fInBox = FALSE;
+ }
+ }
+ /* Shift the word VISUALLY left one. */
+ w = FbScrLeft(w, 1);
+ }
+ }
+ /* If scanline ended with last bit set, end the box */
+ if(fInBox)
+ {
+ ADDRECT(pReg, rects, FirstRect,
+ rx1, h, base + (width & FB_MASK), h + 1);
+ }
+ /* if all rectangles on this line have the same x-coords as
+ * those on the previous line, then add 1 to all the previous y2s and
+ * throw away all the rectangles from this line
+ */
+ fSame = FALSE;
+ if(irectPrevStart != -1)
+ {
+ crects = irectLineStart - irectPrevStart;
+ if(crects == ((rects - FirstRect) - irectLineStart))
+ {
+ prectO = FirstRect + irectPrevStart;
+ prectN = prectLineStart = FirstRect + irectLineStart;
+ fSame = TRUE;
+ while(prectO < prectLineStart)
+ {
+ if((prectO->x1 != prectN->x1) || (prectO->x2 != prectN->x2))
+ {
+ fSame = FALSE;
+ break;
+ }
+ prectO++;
+ prectN++;
+ }
+ if (fSame)
+ {
+ prectO = FirstRect + irectPrevStart;
+ while(prectO < prectLineStart)
+ {
+ prectO->y2 += 1;
+ prectO++;
+ }
+ rects -= crects;
+ pReg->data->numRects -= crects;
+ }
+ }
+ }
+ if(!fSame)
+ irectPrevStart = irectLineStart;
+ }
+ if (!pReg->data->numRects)
+ pReg->extents.x1 = pReg->extents.x2 = 0;
+ else
+ {
+ pReg->extents.y1 = REGION_BOXPTR(pReg)->y1;
+ pReg->extents.y2 = REGION_END(pReg)->y2;
+ if (pReg->data->numRects == 1)
+ {
+ xfree(pReg->data);
+ pReg->data = (RegDataPtr)NULL;
+ }
+ }
+
+ fbFinishAccess(&pPix->drawable);
+#ifdef DEBUG
+ if (!miValidRegion(pReg))
+ FatalError("Assertion failed file %s, line %d: expr\n", __FILE__, __LINE__);
+#endif
+ return(pReg);
+}
+
+#ifdef FB_DEBUG
+
+#ifndef WIN32
+#include <stdio.h>
+#else
+#include <dbg.h>
+#endif
+
+static Bool
+fbValidateBits (FbStip *bits, int stride, FbStip data)
+{
+ while (stride--)
+ {
+ if (*bits != data)
+ {
+#ifdef WIN32
+ NCD_DEBUG ((DEBUG_FAILURE, "fdValidateBits failed at 0x%x (is 0x%x want 0x%x)",
+ bits, *bits, data));
+#else
+ fprintf (stderr, "fbValidateBits failed\n");
+#endif
+ return FALSE;
+ }
+ bits++;
+ }
+}
+
+void
+fbValidateDrawable (DrawablePtr pDrawable)
+{
+ FbStip *bits, *first, *last;
+ int stride, bpp;
+ int xoff, yoff;
+ int height;
+ Bool failed;
+
+ if (pDrawable->type != DRAWABLE_PIXMAP)
+ pDrawable = (DrawablePtr) fbGetWindowPixmap(pDrawable);
+ fbGetStipDrawable(pDrawable, bits, stride, bpp, xoff, yoff);
+ first = bits - stride;
+ last = bits + stride * pDrawable->height;
+ if (!fbValidateBits (first, stride, FB_HEAD_BITS) ||
+ !fbValidateBits (last, stride, FB_TAIL_BITS))
+ fbInitializeDrawable(pDrawable);
+ fbFinishAccess (pDrawable);
+}
+
+void
+fbSetBits (FbStip *bits, int stride, FbStip data)
+{
+ while (stride--)
+ *bits++ = data;
+}
+
+void
+fbInitializeDrawable (DrawablePtr pDrawable)
+{
+ FbStip *bits, *first, *last;
+ int stride, bpp;
+ int xoff, yoff;
+
+ fbGetStipDrawable(pDrawable, bits, stride, bpp, xoff, yoff);
+ first = bits - stride;
+ last = bits + stride * pDrawable->height;
+ fbSetBits (first, stride, FB_HEAD_BITS);
+ fbSetBits (last, stride, FB_TAIL_BITS);
+ fbFinishAccess (pDrawable);
+}
+#endif /* FB_DEBUG */
diff --git a/xorg-server/fb/fbpoint.c b/xorg-server/fb/fbpoint.c
new file mode 100644
index 000000000..c0ea8ba5b
--- /dev/null
+++ b/xorg-server/fb/fbpoint.c
@@ -0,0 +1,162 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+typedef void (*FbDots) (FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ BoxPtr pBox,
+ xPoint *pts,
+ int npt,
+ int xorg,
+ int yorg,
+ int xoff,
+ int yoff,
+ FbBits and,
+ FbBits xor);
+
+void
+fbDots (FbBits *dstOrig,
+ FbStride dstStride,
+ int dstBpp,
+ BoxPtr pBox,
+ xPoint *pts,
+ int npt,
+ int xorg,
+ int yorg,
+ int xoff,
+ int yoff,
+ FbBits andOrig,
+ FbBits xorOrig)
+{
+ FbStip *dst = (FbStip *) dstOrig;
+ int x1, y1, x2, y2;
+ int x, y;
+ FbStip *d;
+ FbStip and = andOrig;
+ FbStip xor = xorOrig;
+
+ dstStride = FbBitsStrideToStipStride (dstStride);
+ x1 = pBox->x1;
+ y1 = pBox->y1;
+ x2 = pBox->x2;
+ y2 = pBox->y2;
+ while (npt--)
+ {
+ x = pts->x + xorg;
+ y = pts->y + yorg;
+ pts++;
+ if (x1 <= x && x < x2 && y1 <= y && y < y2)
+ {
+ x = (x + xoff) * dstBpp;
+ d = dst + ((y + yoff) * dstStride) + (x >> FB_STIP_SHIFT);
+ x &= FB_STIP_MASK;
+#ifdef FB_24BIT
+ if (dstBpp == 24)
+ {
+ FbStip leftMask, rightMask;
+ int n, rot;
+ FbStip andT, xorT;
+
+ rot = FbFirst24Rot (x);
+ andT = FbRot24Stip(and,rot);
+ xorT = FbRot24Stip(xor,rot);
+ FbMaskStip (x, 24, leftMask, n, rightMask);
+ if (leftMask)
+ {
+ WRITE(d, FbDoMaskRRop (READ(d), andT, xorT, leftMask));
+ andT = FbNext24Stip(andT);
+ xorT = FbNext24Stip(xorT);
+ d++;
+ }
+ if (rightMask)
+ WRITE(d, FbDoMaskRRop(READ(d), andT, xorT, rightMask));
+ }
+ else
+#endif
+ {
+ FbStip mask;
+ mask = FbStipMask(x, dstBpp);
+ WRITE(d, FbDoMaskRRop (READ(d), and, xor, mask));
+ }
+ }
+ }
+}
+
+void
+fbPolyPoint (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int nptInit,
+ xPoint *pptInit)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ RegionPtr pClip = fbGetCompositeClip(pGC);
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ FbDots dots;
+ FbBits and, xor;
+ xPoint *ppt;
+ int npt;
+ BoxPtr pBox;
+ int nBox;
+
+ /* make pointlist origin relative */
+ ppt = pptInit;
+ npt = nptInit;
+ if (mode == CoordModePrevious)
+ {
+ npt--;
+ while(npt--)
+ {
+ ppt++;
+ ppt->x += (ppt-1)->x;
+ ppt->y += (ppt-1)->y;
+ }
+ }
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ and = pPriv->and;
+ xor = pPriv->xor;
+ dots = fbDots;
+#ifndef FBNOPIXADDR
+ switch (dstBpp) {
+ case 8: dots = fbDots8; break;
+ case 16: dots = fbDots16; break;
+#ifdef FB_24BIT
+ case 24: dots = fbDots24; break;
+#endif
+ case 32: dots = fbDots32; break;
+ }
+#endif
+ for (nBox = REGION_NUM_RECTS (pClip), pBox = REGION_RECTS (pClip);
+ nBox--; pBox++)
+ (*dots) (dst, dstStride, dstBpp, pBox, pptInit, nptInit,
+ pDrawable->x, pDrawable->y, dstXoff, dstYoff, and, xor);
+ fbFinishAccess (pDrawable);
+}
diff --git a/xorg-server/fb/fbpseudocolor.c b/xorg-server/fb/fbpseudocolor.c
new file mode 100644
index 000000000..06cf15992
--- /dev/null
+++ b/xorg-server/fb/fbpseudocolor.c
@@ -0,0 +1,2248 @@
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <string.h>
+
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#include "scrnintstr.h"
+#include "colormapst.h"
+#include "glyphstr.h"
+#include "resource.h"
+#include <X11/fonts/font.h>
+#include "dixfontstr.h"
+#include <X11/fonts/fontstruct.h>
+#include "micmap.h"
+#include "fb.h"
+#include "fbpseudocolor.h"
+
+static Bool xxCreateGC(GCPtr pGC);
+static void xxValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDraw);
+static void xxDestroyGC(GCPtr pGC);
+static void xxChangeGC (GCPtr pGC, unsigned long mask);
+static void xxCopyGC (GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst);
+static void xxChangeClip (GCPtr pGC, int type, pointer pvalue, int nrects);
+
+static void xxCopyClip(GCPtr pgcDst, GCPtr pgcSrc);
+static void xxDestroyClip(GCPtr pGC);
+static void xxFillSpans(DrawablePtr pDraw, GC *pGC, int nInit,
+ DDXPointPtr pptInit, int *pwidthInit, int fSorted);
+static void xxSetSpans(DrawablePtr pDraw, GCPtr pGC, char *pcharsrc,
+ DDXPointPtr pptInit, int *pwidthInit, int nspans,
+ int fSorted);
+static void xxPutImage(DrawablePtr pDraw, GCPtr pGC, int depth, int x, int y,
+ int w, int h,int leftPad, int format, char *pImage);
+static RegionPtr xxCopyPlane(DrawablePtr pSrc,
+ DrawablePtr pDst, GCPtr pGC,int srcx, int srcy,
+ int width, int height, int dstx, int dsty,
+ unsigned long bitPlane);
+static void xxPolyPoint(DrawablePtr pDraw, GCPtr pGC, int mode, int npt,
+ xPoint *pptInit);
+static void xxPolylines(DrawablePtr pDraw, GCPtr pGC, int mode,
+ int npt, DDXPointPtr pptInit);
+static void xxPolySegment(DrawablePtr pDraw, GCPtr pGC, int nseg,
+ xSegment *pSeg);
+static void xxPolyRectangle(DrawablePtr pDraw, GCPtr pGC, int nRects,
+ xRectangle *pRects);
+static void xxPolyArc( DrawablePtr pDraw, GCPtr pGC, int narcs, xArc *parcs);
+static void xxFillPolygon(DrawablePtr pDraw, GCPtr pGC, int shape,
+ int mode, int count, DDXPointPtr pptInit);
+static void xxPolyFillRect(DrawablePtr pDraw, GCPtr pGC, int nRectsInit,
+ xRectangle *pRectsInit);
+static RegionPtr xxCopyArea(DrawablePtr pSrc, DrawablePtr pDst, GC *pGC,
+ int srcx, int srcy, int width, int height,
+ int dstx, int dsty);
+static void xxPolyFillArc(DrawablePtr pDraw, GCPtr pGC, int narcs,
+ xArc *parcs);
+static int xxPolyText8(DrawablePtr pDraw, GCPtr pGC, int x, int y, int count,
+ char *chars);
+static int xxPolyText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
+ int count, unsigned short *chars);
+static void xxImageText8(DrawablePtr pDraw, GCPtr pGC, int x,
+ int y, int count, char *chars);
+static void xxImageText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
+ int count, unsigned short *chars);
+static void xxImageGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int x, int y,
+ unsigned int nglyph, CharInfoPtr *ppci,
+ pointer pglyphBase);
+static void xxPolyGlyphBlt(DrawablePtr pDraw, GCPtr pGC, int x, int y,
+ unsigned int nglyph, CharInfoPtr *ppci,
+ pointer pglyphBase);
+static void xxPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr pDraw,
+ int dx, int dy, int xOrg, int yOrg);
+static void
+xxComposite (CARD8 op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst,
+ INT16 xSrc, INT16 ySrc, INT16 xMask, INT16 yMask,
+ INT16 xDst, INT16 yDst, CARD16 width, CARD16 height);
+static void
+xxGlyphs (CARD8 op, PicturePtr pSrc, PicturePtr pDst,
+ PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc, int nlist,
+ GlyphListPtr list, GlyphPtr *glyphs);
+
+
+typedef struct _xxCmapPrivRec {
+ CARD32* cmap;
+ ColormapPtr pmap;
+ Bool dirty;
+ struct _xxCmapPrivRec *next;
+} xxCmapPrivRec, *xxCmapPrivPtr;
+
+
+typedef struct {
+ CloseScreenProcPtr CloseScreen;
+ CreateScreenResourcesProcPtr CreateScreenResources;
+ CreateWindowProcPtr CreateWindow;
+ CopyWindowProcPtr CopyWindow;
+ WindowExposuresProcPtr WindowExposures;
+ CreateGCProcPtr CreateGC;
+ CreateColormapProcPtr CreateColormap;
+ DestroyColormapProcPtr DestroyColormap;
+ InstallColormapProcPtr InstallColormap;
+ UninstallColormapProcPtr UninstallColormap;
+ ListInstalledColormapsProcPtr ListInstalledColormaps;
+ StoreColorsProcPtr StoreColors;
+#ifdef RENDER
+ CompositeProcPtr Composite;
+ GlyphsProcPtr Glyphs;
+#endif
+ PixmapPtr pPixmap;
+ char * addr;
+ pointer pBits;
+ RegionRec region;
+ VisualPtr bVisual;
+ RegionRec bRegion;
+ int myDepth;
+ int depth;
+ ColormapPtr baseCmap;
+ ColormapPtr* InstalledCmaps;
+ xxCmapPrivPtr Cmaps;
+ int numInstalledColormaps;
+ int colormapDirty;
+ xxSyncFunc sync;
+} xxScrPrivRec, *xxScrPrivPtr;
+
+#define xxGetScrPriv(s) ((xxScrPrivPtr) \
+ dixLookupPrivate(&(s)->devPrivates, xxScrPrivateKey))
+#define xxScrPriv(s) xxScrPrivPtr pScrPriv = xxGetScrPriv(s)
+
+#define xxGetCmapPriv(s) ((xxCmapPrivPtr) \
+ dixLookupPrivate(&(s)->devPrivates, xxColormapPrivateKey))
+#define xxCmapPriv(s) xxCmapPrivPtr pCmapPriv = xxGetCmapPriv(s);
+
+typedef struct _xxGCPriv {
+ GCOps *ops;
+ GCFuncs *funcs;
+} xxGCPrivRec, *xxGCPrivPtr;
+
+#define xxGetGCPriv(pGC) ((xxGCPrivPtr) \
+ dixLookupPrivate(&(pGC)->devPrivates, xxGCPrivateKey))
+#define xxGCPriv(pGC) xxGCPrivPtr pGCPriv = xxGetGCPriv(pGC)
+
+static DevPrivateKey xxScrPrivateKey = &xxScrPrivateKey;
+static DevPrivateKey xxGCPrivateKey = &xxGCPrivateKey;
+static DevPrivateKey xxColormapPrivateKey = &xxColormapPrivateKey;
+
+
+#define wrap(priv,real,mem,func) {\
+ priv->mem = real->mem; \
+ real->mem = func; \
+}
+
+#define unwrap(priv,real,mem) {\
+ real->mem = priv->mem; \
+}
+
+#define MARK_DIRTY (1 << 31)
+
+#define MAX_NUM_XX_INSTALLED_CMAPS 255
+/* #define DEBUG */
+#ifdef DEBUG
+# define DBG ErrorF
+# define DBG_ARGS(x) ErrorF x
+# define PRINT_RECTS(rec) {\
+ int i;\
+ BoxPtr box;\
+ ErrorF("RECTS: %i\n",REGION_NUM_RECTS(&rec));\
+ if (REGION_NUM_RECTS(&rec) > 1) { \
+ for (i = 0; i < REGION_NUM_RECTS(&rec); i++ ) {\
+ box = REGION_BOX(&rec,i);\
+ ErrorF("x1: %hi x2: %hi y1: %hi y2: %hi\n", \
+ box->x1,box->x2,box->y1,box->y2);\
+ }\
+ } else { \
+ box = &(rec.extents); \
+ ErrorF("x1: %hi x2: %hi y1: %hi y2: %hi\n", \
+ box->x1,box->x2,box->y1,box->y2);\
+ } \
+}
+#else
+# define DBG(x)
+# define DBG_ARGS(x)
+# define PRINT_RECTS(rec)
+#endif
+
+#if 0
+static void xxCopyPseudocolorRegion(ScreenPtr pScreen, RegionPtr pReg,
+ xxCmapPrivPtr pCmapPriv);
+static void xxUpdateFb(ScreenPtr pScreen);
+
+
+static void
+xxUpdateWindowImmediately(WindowPtr pWin)
+{
+ xxScrPriv(pWin->drawable.pScreen);
+ xxCmapPrivPtr pCmapPriv;
+ ColormapPtr pmap;
+
+ pmap = (ColormapPtr)LookupIDByType(wColormap(pWin),RT_COLORMAP);
+
+ if (pmap && (pCmapPriv = xxGetCmapPriv(pmap)) != (pointer)-1) {
+ xxCopyPseudocolorRegion(pWin->drawable.pScreen,
+ &pScrPriv->region, pCmapPriv);
+ }
+}
+#else
+# define xxUpdateWindowImmediately(x)
+#endif
+
+static ColormapPtr
+xxGetBaseColormap(ScreenPtr pScreen)
+{
+ xxScrPriv(pScreen);
+ DepthPtr pDepth = pScreen->allowedDepths;
+ int i,j,k;
+ ColormapPtr pDefMap
+ = (ColormapPtr) LookupIDByType(pScreen->defColormap,RT_COLORMAP);
+ ColormapPtr cmap = NULL;
+ VisualPtr pVisual = NULL;
+
+ for (i = 0; i < pScreen->numDepths; i++, pDepth++)
+ if (pDepth->depth == pScrPriv->depth) {
+ for (j = 0; j < pDepth->numVids; j++) {
+ if (pDefMap->pVisual->vid == pDepth->vids[j]
+ && pDefMap->pVisual->class == TrueColor) {
+ cmap = pDefMap;
+ break;
+ }
+ if (!pVisual) {
+ for (k = 0; k < pScreen->numVisuals; k++) {
+ if (pScreen->visuals[k].class == TrueColor
+ && pScreen->visuals[k].vid
+ == pDepth->vids[j]) {
+ pVisual = &pScreen->visuals[k];
+ break;
+ }
+ }
+ }
+ }
+ if (cmap)
+ break;
+ }
+
+ if (!cmap) {
+ CreateColormap(FakeClientID(0),pScreen,pVisual,&cmap,AllocNone,0);
+ }
+
+ return cmap;
+}
+
+static Bool
+xxCreateScreenResources(ScreenPtr pScreen)
+{
+ PixmapPtr pPix;
+ xxScrPriv(pScreen);
+ Bool ret;
+ PixmapPtr pPixmap;
+ BoxRec box;
+ int depth = pScrPriv->myDepth;
+ pointer pBits;
+
+ unwrap (pScrPriv,pScreen, CreateScreenResources);
+ ret = pScreen->CreateScreenResources(pScreen);
+ wrap(pScrPriv,pScreen,CreateScreenResources,xxCreateScreenResources);
+
+ if (!ret) return FALSE;
+
+ pScrPriv->pBits = NULL;
+ if (pScrPriv->addr)
+ pBits = pScrPriv->addr;
+ else
+ pBits = xalloc(pScreen->width * pScreen->height
+ * (BitsPerPixel(depth) >> 3));
+ if (!pBits) return FALSE;
+
+ pPixmap = (*pScreen->CreatePixmap)(pScreen, 0, 0, depth, 0);
+ if (!pPixmap) {
+ xfree(pBits);
+ return FALSE;
+ }
+ if (!(*pScreen->ModifyPixmapHeader)(pPixmap, pScreen->width,
+ pScreen->height, depth,
+ BitsPerPixel(depth),
+ PixmapBytePad(pScreen->width, depth),
+ pBits)) {
+ xfree(pBits);
+ return FALSE;
+ }
+ if (pScreen->rootDepth == pScrPriv->myDepth) {
+ pPix = (PixmapPtr)pScreen->devPrivate;
+ if (!(*pScreen->ModifyPixmapHeader)(pPix, 0,0, pScrPriv->depth,
+ BitsPerPixel(pScrPriv->depth),
+ PixmapBytePad(pScreen->width,
+ pScrPriv->depth),
+ 0)) {
+ xfree(pBits);
+ return FALSE;
+ }
+ }
+
+ pScrPriv->baseCmap = xxGetBaseColormap(pScreen);
+
+ pScrPriv->pBits = pBits;
+ pScrPriv->pPixmap = pPixmap;
+ box.x1 = 0;
+ box.y1 = 0;
+ box.x2 = pScreen->width;
+ box.y2 = pScreen->height;
+ REGION_NULL(pScreen, &pScrPriv->region);
+ REGION_INIT(pScreen, &pScrPriv->bRegion, &box, 0);
+
+ return TRUE;
+}
+
+static Bool
+xxCloseScreen (int iScreen, ScreenPtr pScreen)
+{
+ xxScrPriv(pScreen);
+ Bool ret;
+
+ (*pScreen->DestroyPixmap)(pScrPriv->pPixmap);
+ /* We don't need to free the baseColormap as FreeClientResourcess
+ will have taken care of it. */
+ REGION_UNINIT (pScreen, &pScrPriv->region);
+
+ unwrap (pScrPriv,pScreen, CloseScreen);
+ ret = pScreen->CloseScreen(iScreen,pScreen);
+
+ xfree(pScrPriv->pBits);
+ xfree(pScrPriv->InstalledCmaps);
+ xfree(pScrPriv);
+
+ return TRUE;
+}
+
+static Bool
+xxMyVisual(ScreenPtr pScreen, VisualID vid)
+{
+ xxScrPriv(pScreen);
+ DepthPtr pDepth = pScreen->allowedDepths;
+ int i,j;
+
+ for (i = 0; i < pScreen->numDepths; i++, pDepth++)
+ if (pDepth->depth == pScrPriv->myDepth) {
+ for (j = 0; j < pDepth->numVids; j++) {
+ if (vid == pDepth->vids[j]) {
+ return TRUE;
+ }
+ }
+ }
+ return FALSE;
+}
+
+static Bool
+xxInitColormapPrivate(ColormapPtr pmap)
+{
+ xxScrPriv(pmap->pScreen);
+ xxCmapPrivPtr pCmapPriv;
+ pointer cmap;
+
+ dixSetPrivate(&pmap->devPrivates, xxColormapPrivateKey, (pointer) -1);
+
+ if (xxMyVisual(pmap->pScreen,pmap->pVisual->vid)) {
+ DBG("CreateColormap\n");
+ pCmapPriv = (xxCmapPrivPtr) xalloc (sizeof (xxCmapPrivRec));
+ if (!pCmapPriv)
+ return FALSE;
+ dixSetPrivate(&pmap->devPrivates, xxColormapPrivateKey, pCmapPriv);
+ cmap = xalloc(sizeof (CARD32) * (1 << pScrPriv->myDepth));
+ if (!cmap)
+ return FALSE;
+
+ memset(cmap,0,sizeof (CARD32) * (1 << pScrPriv->myDepth));
+
+ pCmapPriv->cmap = cmap;
+ pCmapPriv->dirty = FALSE;
+ pCmapPriv->pmap = pmap;
+ pCmapPriv->next = pScrPriv->Cmaps;
+ pScrPriv->Cmaps = pCmapPriv;
+ }
+ return TRUE;
+}
+
+
+static Bool
+xxCreateColormap(ColormapPtr pmap)
+{
+ xxScrPriv(pmap->pScreen);
+ Bool ret;
+
+ if (!xxInitColormapPrivate(pmap)) return FALSE;
+
+ unwrap(pScrPriv,pmap->pScreen, CreateColormap);
+ ret = pmap->pScreen->CreateColormap(pmap);
+ wrap(pScrPriv,pmap->pScreen,CreateColormap,xxCreateColormap);
+
+ return ret;
+}
+
+static int
+xxCmapInstalled(ColormapPtr pmap)
+{
+ xxScrPriv(pmap->pScreen);
+ int i;
+
+ for (i = 0; i < pScrPriv->numInstalledColormaps; i++)
+ if (pScrPriv->InstalledCmaps[i] == pmap)
+ break;
+ if (i == pScrPriv->numInstalledColormaps) /* not installed */
+ return -1;
+ return i;
+}
+
+static void
+xxInstalledCmapDelete(ScreenPtr pScreen, int num)
+{
+ xxScrPriv(pScreen);
+ int i;
+
+ pScrPriv->numInstalledColormaps--;
+
+ for (i = num; i < pScrPriv->numInstalledColormaps; i++)
+ pScrPriv->InstalledCmaps[i] = pScrPriv->InstalledCmaps[i+1];
+}
+
+static void
+xxDestroyColormap(ColormapPtr pmap)
+{
+ xxScrPriv(pmap->pScreen);
+ xxCmapPriv(pmap);
+
+ if (pCmapPriv != (pointer) -1) {
+ xxCmapPrivPtr tmpCmapPriv = pScrPriv->Cmaps;
+ xxCmapPrivPtr *prevCmapPriv = &pScrPriv->Cmaps;
+ int n;
+
+ DBG("DestroyColormap\n");
+
+ if ((n = xxCmapInstalled(pmap)) != -1)
+ xxInstalledCmapDelete(pmap->pScreen,n);
+
+ while (tmpCmapPriv) {
+ if (tmpCmapPriv->pmap == pmap) {
+ *prevCmapPriv = tmpCmapPriv->next;
+ break;
+ }
+ prevCmapPriv = &tmpCmapPriv->next;
+ tmpCmapPriv = tmpCmapPriv->next;
+ }
+
+ xfree(pCmapPriv->cmap);
+ xfree(pCmapPriv);
+ }
+
+ unwrap(pScrPriv,pmap->pScreen, DestroyColormap);
+ pmap->pScreen->DestroyColormap(pmap);
+ wrap(pScrPriv,pmap->pScreen,DestroyColormap,xxDestroyColormap);
+}
+
+#define Shift(v,d) ((d) < 0 ? ((v) >> (-d)) : ((v) << (d)))
+
+static int
+xxComputeCmapShift (unsigned long mask)
+{
+ int shift;
+ unsigned long bit;
+
+ shift = 16;
+ bit = 0x80000000;
+ while (!(mask & bit))
+ {
+ shift--;
+ bit >>= 1;
+ }
+ return shift;
+}
+
+static void
+xxStoreColors(ColormapPtr pmap, int nColors, xColorItem *pColors)
+{
+ xxScrPriv(pmap->pScreen);
+ xxCmapPriv(pmap);
+
+ if (pCmapPriv != (pointer) -1) {
+
+ xColorItem *expanddefs;
+ int i;
+ VisualPtr bVisual;
+ int rs, gs, bs;
+
+ if (nColors == 0) return;
+
+ DBG("StoreColors\n");
+
+ expanddefs = xalloc(sizeof(xColorItem)
+ * (1 << pScrPriv->myDepth));
+ if (!expanddefs) return;
+
+ bVisual = pScrPriv->bVisual;
+
+ DBG("StoreColors\n");
+
+ rs = xxComputeCmapShift(bVisual->redMask);
+ gs = xxComputeCmapShift(bVisual->greenMask);
+ bs = xxComputeCmapShift(bVisual->blueMask);
+
+ if ((pmap->pVisual->class | DynamicClass) == DirectColor) {
+ nColors = miExpandDirectColors(pmap, nColors, pColors, expanddefs);
+ pColors = expanddefs;
+ }
+
+ for (i = 0; i < nColors; i++) {
+ DBG_ARGS(("index: %i r 0x%x g 0x%x b 0x%x\n", pColors->pixel,
+ pColors->red, pColors->green, pColors->blue));
+ pCmapPriv->cmap[pColors->pixel] = MARK_DIRTY
+ | (Shift(pColors->red, rs) & bVisual->redMask)
+ | (Shift(pColors->green, gs) & bVisual->greenMask)
+ | (Shift(pColors->blue, bs) & bVisual->blueMask);
+ pColors++;
+ }
+
+ xfree(expanddefs);
+
+ pCmapPriv->dirty = TRUE;
+ pScrPriv->colormapDirty = TRUE;
+
+ return;
+ }
+
+ unwrap(pScrPriv,pmap->pScreen, StoreColors);
+ pmap->pScreen->StoreColors(pmap,nColors,pColors);
+ wrap(pScrPriv,pmap->pScreen,StoreColors,xxStoreColors);
+}
+
+static void
+xxInstallColormap(ColormapPtr pmap)
+{
+ int i;
+ xxScrPriv(pmap->pScreen);
+ xxCmapPriv(pmap);
+
+ if (pCmapPriv != (pointer) -1) {
+ Pixel *pixels;
+ xrgb *colors;
+ int i;
+ VisualPtr pVisual;
+ xColorItem *defs;
+
+ DBG("InstallColormap\n");
+
+ if (xxCmapInstalled(pmap) != -1)
+ return;
+
+ if (!pScrPriv->numInstalledColormaps) {
+ unwrap(pScrPriv,pmap->pScreen, InstallColormap);
+ pmap->pScreen->InstallColormap(pScrPriv->baseCmap);
+ wrap(pScrPriv,pmap->pScreen,InstallColormap,xxInstallColormap);
+ }
+
+ pixels = xalloc(sizeof(Pixel) * (1 << pScrPriv->myDepth));
+ colors = xalloc(sizeof(xrgb) * (1 << pScrPriv->myDepth));
+ defs = xalloc(sizeof(xColorItem) * (1 << pScrPriv->myDepth));
+
+ if (!pixels || !colors)
+ return;
+
+ /* if we have more than max installed delete the oldest */
+ if (pScrPriv->numInstalledColormaps == MAX_NUM_XX_INSTALLED_CMAPS)
+ xxInstalledCmapDelete(pmap->pScreen,0);
+
+ pScrPriv->InstalledCmaps[pScrPriv->numInstalledColormaps] = pmap;
+ pScrPriv->numInstalledColormaps++;
+
+ pVisual = pScrPriv->bVisual;
+
+ for (i = 0; i < (1 << pScrPriv->myDepth); i++)
+ pixels[i] = i;
+
+ QueryColors (pmap, (1 << pScrPriv->myDepth), pixels, colors);
+
+ for (i = 0; i < (1 << pScrPriv->myDepth); i++) {
+ defs[i].pixel = pixels[i];
+ defs[i].red = colors[i].red;
+ defs[i].green = colors[i].green;
+ defs[i].blue = colors[i].blue;
+ defs[i].flags = DoRed|DoGreen|DoBlue;
+ }
+ xxStoreColors(pmap,(1 << pScrPriv->myDepth),defs);
+
+ xfree(pixels);
+ xfree(colors);
+ xfree(defs);
+
+ return;
+ }
+
+ for (i = pScrPriv->numInstalledColormaps; i ; i--)
+ WalkTree(pmap->pScreen, TellLostMap,
+ (char *)&pScrPriv->InstalledCmaps[i-1]->mid);
+
+ pScrPriv->numInstalledColormaps = 0;
+
+ unwrap(pScrPriv,pmap->pScreen, InstallColormap);
+ pmap->pScreen->InstallColormap(pmap);
+ wrap(pScrPriv,pmap->pScreen,InstallColormap,xxInstallColormap);
+}
+
+static void
+xxUninstallColormap(ColormapPtr pmap)
+{
+ xxScrPriv(pmap->pScreen);
+ xxCmapPriv(pmap);
+
+ if (pCmapPriv != (pointer) -1) {
+ int num;
+
+ if ((num = xxCmapInstalled(pmap)) == -1)
+ return;
+
+ DBG("UninstallColormap\n");
+ xxInstalledCmapDelete(pmap->pScreen,num);
+
+ return;
+ }
+
+ unwrap(pScrPriv,pmap->pScreen, UninstallColormap);
+ pmap->pScreen->UninstallColormap(pmap);
+ wrap(pScrPriv,pmap->pScreen,UninstallColormap,xxUninstallColormap);
+
+}
+
+static int
+xxListInstalledColormaps(ScreenPtr pScreen, Colormap *pCmapIds)
+{
+ int n,i;
+ xxScrPriv(pScreen);
+
+ unwrap(pScrPriv,pScreen, ListInstalledColormaps);
+ n = pScreen->ListInstalledColormaps(pScreen, pCmapIds);
+ wrap (pScrPriv,pScreen,ListInstalledColormaps,xxListInstalledColormaps);
+
+ pCmapIds += n;
+
+ for (i = 0; i < pScrPriv->numInstalledColormaps; i++) {
+ *pCmapIds++ = pScrPriv->InstalledCmaps[i]->mid;
+ n++;
+ }
+
+ return n;
+}
+
+static Bool
+xxCreateWindow(WindowPtr pWin)
+{
+ xxScrPriv(pWin->drawable.pScreen);
+
+ if (pWin->drawable.class != InputOutput
+ || pScrPriv->myDepth != pWin->drawable.depth) {
+ Bool ret;
+ DBG("CreateWindow NoPseudo\n");
+ unwrap (pScrPriv, pWin->drawable.pScreen, CreateWindow);
+ ret = pWin->drawable.pScreen->CreateWindow(pWin);
+ wrap(pScrPriv, pWin->drawable.pScreen, CreateWindow, xxCreateWindow);
+
+ return ret;
+ }
+
+ DBG("CreateWindow\n");
+
+ dixSetPrivate(&pWin->devPrivates, fbGetWinPrivateKey(), pScrPriv->pPixmap);
+ PRINT_RECTS(pScrPriv->region);
+ if (!pWin->parent) {
+ REGION_EMPTY (pWin->drawable.pScreen, &pScrPriv->region);
+ }
+ PRINT_RECTS(pScrPriv->region);
+
+ return TRUE;
+}
+
+static void
+xxWalkChildren(WindowPtr pWin, RegionPtr pReg, PixmapPtr pPixmap)
+{
+
+ WindowPtr pCurWin = pWin;
+
+ do {
+ if (fbGetWindowPixmap(pCurWin) == pPixmap) {
+ DBG("WalkWindow Add\n");
+ REGION_UNION(pWin->drawable.pScreen,pReg,pReg,
+ &pCurWin->borderClip);
+ } else {
+ DBG("WalkWindow Sub\n");
+ REGION_SUBTRACT(pWin->drawable.pScreen,pReg,pReg,
+ &pCurWin->borderClip);
+ }
+ if (pCurWin->lastChild)
+ xxWalkChildren(pCurWin->lastChild,pReg, pPixmap);
+ } while ((pCurWin = pCurWin->prevSib));
+}
+
+static void
+xxPickMyWindows(WindowPtr pWin, RegionPtr pRgn)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ xxScrPriv(pScreen);
+
+ if (fbGetWindowPixmap(pWin) == pScrPriv->pPixmap) {
+ REGION_UNION(pWin->drawable.pScreen,pRgn,pRgn,&pWin->borderClip);
+ }
+ if (pWin->lastChild)
+ xxWalkChildren(pWin->lastChild,pRgn,pScrPriv->pPixmap);
+}
+
+static void
+xxCopyWindow(WindowPtr pWin,
+ DDXPointRec ptOldOrg,
+ RegionPtr prgnSrc)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ xxScrPriv(pScreen);
+ RegionRec rgn;
+ RegionRec rgn_new;
+ int dx, dy;
+ PixmapPtr pPixmap = fbGetWindowPixmap(pWin);
+
+ DBG("xxCopyWindow\n");
+
+ dx = ptOldOrg.x - pWin->drawable.x;
+ dy = ptOldOrg.y - pWin->drawable.y;
+
+ REGION_NULL(pScreen, &rgn_new);
+ REGION_UNION(pScreen, &rgn_new,&rgn_new,prgnSrc);
+ REGION_TRANSLATE(pScreen,&rgn_new,-dx,-dy);
+
+ REGION_NULL(pScreen, &rgn);
+ xxPickMyWindows(pWin,&rgn);
+
+ unwrap (pScrPriv, pScreen, CopyWindow);
+ dixSetPrivate(&pWin->devPrivates, fbGetWinPrivateKey(),
+ fbGetScreenPixmap(pScreen));
+ pScreen->CopyWindow(pWin, ptOldOrg, prgnSrc);
+ dixSetPrivate(&pWin->devPrivates, fbGetWinPrivateKey(), pPixmap);
+ wrap(pScrPriv, pScreen, CopyWindow, xxCopyWindow);
+
+ REGION_INTERSECT(pScreen,&rgn,&rgn,&rgn_new);
+ if (REGION_NOTEMPTY (pScreen,&rgn)) {
+ fbCopyRegion(&pScrPriv->pPixmap->drawable,&pScrPriv->pPixmap->drawable,
+ 0,&rgn,dx,dy,fbCopyWindowProc,0,(void*)0);
+ REGION_TRANSLATE(pScreen,&rgn,dx,dy);
+ REGION_INTERSECT(pScreen,&rgn_new,&pScrPriv->region,&rgn);
+ REGION_SUBTRACT(pScreen,&pScrPriv->region,&pScrPriv->region,&rgn);
+ REGION_TRANSLATE(pScreen,&rgn_new,-dx,-dy);
+ REGION_UNION(pScreen,&pScrPriv->region,&pScrPriv->region,&rgn_new);
+ }
+#if 1
+ REGION_UNINIT(pScreen,&rgn_new);
+ REGION_UNINIT(pScreen,&rgn);
+#endif
+}
+
+static void
+xxWindowExposures (WindowPtr pWin,
+ RegionPtr prgn,
+ RegionPtr other_exposed)
+{
+ xxScrPriv(pWin->drawable.pScreen);
+
+ if (fbGetWindowPixmap(pWin) == pScrPriv->pPixmap) {
+ DBG("WindowExposures\n");
+ PRINT_RECTS(pScrPriv->region);
+ REGION_UNION(pWin->drawable.pScreen,&pScrPriv->region,
+ &pScrPriv->region,
+ prgn);
+ PRINT_RECTS(pScrPriv->region);
+ } else {
+ DBG("WindowExposures NonPseudo\n");
+ PRINT_RECTS(pScrPriv->region);
+ REGION_SUBTRACT(pWin->drawable.pScreen,&pScrPriv->region,
+ &pScrPriv->region,
+ prgn);
+ PRINT_RECTS(pScrPriv->region);
+ }
+ unwrap (pScrPriv, pWin->drawable.pScreen, WindowExposures);
+ pWin->drawable.pScreen->WindowExposures(pWin, prgn, other_exposed);
+ wrap(pScrPriv, pWin->drawable.pScreen, WindowExposures, xxWindowExposures);
+}
+
+static void
+xxCopyPseudocolorRegion(ScreenPtr pScreen, RegionPtr pReg,
+ xxCmapPrivPtr pCmapPriv)
+{
+ xxScrPriv(pScreen);
+ CARD32 mask = (1 << pScrPriv->myDepth) - 1;
+ int num = REGION_NUM_RECTS(pReg);
+ BoxPtr pbox = REGION_RECTS(pReg);
+ int width, height;
+ CARD8 *src;
+ CARD16 *dst, *dst_base;
+ int dst_stride;
+ register CARD32 *cmap = pCmapPriv->cmap;
+ register CARD8 *s;
+ register CARD16 *d;
+ int w;
+
+ fbPrepareAccess((DrawablePtr)pScreen->devPrivate);
+
+ dst_base = (CARD16*) ((PixmapPtr)pScreen->devPrivate)->devPrivate.ptr;
+ dst_stride = (int)((PixmapPtr)pScreen->devPrivate)->devKind
+ / sizeof (CARD16);
+
+ while (num--) {
+ height = pbox->y2 - pbox->y1;
+ width = pbox->x2 - pbox->x1;
+
+ src = (unsigned char *) pScrPriv->pBits
+ + (pbox->y1 * pScreen->width) + pbox->x1;
+ dst = dst_base + (pbox->y1 * dst_stride) + pbox->x1;
+ while (height--) {
+ w = width;
+ s = src;
+ d = dst;
+
+ while(w--) {
+ *(d++) = (CARD16)*(cmap + ((*(s++)) & mask));
+ }
+ src += pScreen->width;
+ dst += dst_stride;
+ }
+ pbox++;
+ }
+
+ fbFinishAccess(&((PixmapPtr)pScreen->devPrivate)->drawable);
+}
+
+static void
+xxUpdateCmapPseudocolorRegion(ScreenPtr pScreen, RegionPtr pReg,
+ xxCmapPrivPtr pCmapPriv)
+{
+ xxScrPriv(pScreen);
+ CARD32 mask = (1 << pScrPriv->myDepth) - 1;
+ int num = REGION_NUM_RECTS(pReg);
+ BoxPtr pbox = REGION_RECTS(pReg);
+ int width, height;
+ CARD8 *src;
+ CARD16 *dst, *dst_base;
+ int dst_stride;
+ register CARD32 val;
+ register CARD32 *cmap = pCmapPriv->cmap;
+ register CARD8 *s;
+ register CARD16 *d;
+ int w;
+
+ dst_base = (CARD16*) ((PixmapPtr)pScreen->devPrivate)->devPrivate.ptr;
+ dst_stride = (int)((PixmapPtr)pScreen->devPrivate)->devKind
+ / sizeof (CARD16);
+
+ while (num--) {
+
+ height = pbox->y2 - pbox->y1;
+ width = pbox->x2 - pbox->x1;
+
+ src = (unsigned char *) pScrPriv->pBits
+ + (pbox->y1 * pScreen->width) + pbox->x1;
+ dst = dst_base + (pbox->y1 * dst_stride) + pbox->x1;
+ while (height--) {
+ w = width;
+ s = src;
+ d = dst;
+ while(w--) {
+ val = *(cmap + ((*(s++)) & mask));
+ if (val & MARK_DIRTY) {
+ *d = (CARD16) val;
+ }
+ d++;
+ }
+ src += pScreen->width;
+ dst += dst_stride;
+ }
+ pbox++;
+ }
+}
+
+static void
+xxGetWindowRegion(WindowPtr pWin,RegionPtr winreg)
+{
+ REGION_NULL(pWin->drawable.pScreen,winreg);
+ /* get visible part of the border ...Argh */
+ REGION_SUBTRACT(pWin->drawable.pScreen,winreg,&pWin->borderSize,
+ &pWin->winSize);
+ REGION_INTERSECT(pWin->drawable.pScreen,winreg,winreg,
+ &pWin->borderClip);
+ /* add window interior excluding children */
+ REGION_UNION(pWin->drawable.pScreen,winreg,winreg,
+ &pWin->clipList);
+}
+
+static int
+xxUpdateRegion(WindowPtr pWin, pointer unused)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ xxScrPriv(pScreen);
+ ColormapPtr pmap = (pointer) -1;
+ RegionRec winreg, rgni;
+
+ if (pScrPriv->myDepth == pWin->drawable.depth) {
+ xxCmapPrivPtr pCmapPriv = (pointer)-1;
+ xxGetWindowRegion(pWin,&winreg);
+
+ if (pScrPriv->colormapDirty) {
+
+ pmap = (ColormapPtr)LookupIDByType(wColormap(pWin),RT_COLORMAP);
+ if (!pmap)
+ goto CONTINUE; /* return ? */
+
+ pCmapPriv = xxGetCmapPriv(pmap);
+ if (pCmapPriv == (pointer) -1)
+ return WT_WALKCHILDREN;
+ if (!pCmapPriv->dirty)
+ goto CONTINUE;
+
+ REGION_NULL (pScreen, &rgni);
+ /* This will be taken care of when damaged regions are updated */
+ REGION_SUBTRACT(pScreen, &rgni, &winreg, &pScrPriv->region);
+ if (REGION_NOTEMPTY (pScreen,&rgni))
+ xxUpdateCmapPseudocolorRegion(pScreen,&rgni, pCmapPriv);
+ }
+ CONTINUE:
+
+ REGION_NULL (pScreen, &rgni);
+ REGION_INTERSECT (pScreen, &rgni, &winreg, &pScrPriv->region);
+
+ if (REGION_NOTEMPTY (pScreen,&rgni)) {
+ if (pmap == (pointer) -1) {
+ pmap =
+ (ColormapPtr)LookupIDByType(wColormap(pWin),RT_COLORMAP);
+ if (!pmap) /* return ? */
+ pmap = (ColormapPtr)LookupIDByType(pScreen->defColormap,
+ RT_COLORMAP);
+ pCmapPriv = xxGetCmapPriv(pmap);
+ }
+
+ if (pCmapPriv != (pointer)-1)
+ xxCopyPseudocolorRegion(pScreen,&rgni, pCmapPriv);
+ REGION_SUBTRACT(pScreen, &pScrPriv->region, &pScrPriv->region,
+ &rgni);
+ }
+#if 1
+ REGION_UNINIT(pScreen,&rgni);
+ REGION_UNINIT(pScreen,&winreg);
+#endif
+ }
+ return WT_WALKCHILDREN;
+}
+
+
+static void
+xxUpdateFb(ScreenPtr pScreen)
+{
+ xxScrPriv(pScreen);
+
+ DBG("Update FB\n");
+ PRINT_RECTS(pScrPriv->region);
+
+ if (pScrPriv->sync)
+ pScrPriv->sync(pScreen); /*@!@*/
+
+ WalkTree(pScreen,xxUpdateRegion,NULL);
+#if 0
+ if (REGION_NOTEMPTY (pScreen,&pScrPriv->region)) {
+ ColormapPtr pmap = (pointer) -1;
+ xxCmapPrivPtr pCmapPriv;
+
+ pmap = (ColormapPtr)LookupIDByType(pScreen->defColormap,
+ RT_COLORMAP);
+ pCmapPriv = xxGetCmapPriv(pmap);
+ if (pCmapPriv != (pointer)-1)
+ xxCopyPseudocolorRegion(pScreen,&pScrPriv->region, pCmapPriv);
+ REGION_SUBTRACT(pScreen, &pScrPriv->region, &pScrPriv->region,
+ &pScrPriv->region);
+ }
+#endif
+ if (pScrPriv->colormapDirty) {
+ xxCmapPrivPtr pCmap = pScrPriv->Cmaps;
+
+ while (pCmap) {
+ int j;
+
+ if (pCmap->dirty) {
+ for (j = 0; j < (1 << pScrPriv->myDepth); j++)
+ pCmap->cmap[j] &= ~MARK_DIRTY;
+ pCmap->dirty = FALSE;
+ }
+ pCmap = pCmap->next;
+ }
+ pScrPriv->colormapDirty = FALSE;
+ }
+}
+
+static void
+xxBlockHandler (pointer data,
+ OSTimePtr pTimeout,
+ pointer pRead)
+{
+ ScreenPtr pScreen = (ScreenPtr) data;
+ xxScrPriv(pScreen);
+
+ if (REGION_NOTEMPTY (pScreen,&pScrPriv->region) || pScrPriv->colormapDirty)
+ xxUpdateFb (pScreen);
+}
+
+static void
+xxWakeupHandler (pointer data, int i, pointer LastSelectMask)
+{
+}
+
+Bool
+xxSetup(ScreenPtr pScreen, int myDepth, int baseDepth, char* addr, xxSyncFunc sync)
+{
+ xxScrPrivPtr pScrPriv;
+ DepthPtr pDepths;
+ ColormapPtr pDefMap;
+ int i,j,k;
+
+#ifdef RENDER
+ PictureScreenPtr ps = GetPictureScreenIfSet(pScreen);
+#endif
+
+ if (!dixRequestPrivate(xxGCPrivateKey, sizeof (xxGCPrivRec)))
+ return FALSE;
+
+ pScrPriv = (xxScrPrivPtr) xalloc (sizeof (xxScrPrivRec));
+ if (!pScrPriv)
+ return FALSE;
+
+ if (baseDepth)
+ pScrPriv->depth = baseDepth;
+ else {
+ pDepths = pScreen->allowedDepths;
+ for (i = 0; i < pScreen->numDepths; i++, pDepths++)
+ if (pDepths->depth != myDepth)
+ pScrPriv->depth = pDepths->depth;
+ }
+ if (!pScrPriv->depth)
+ return FALSE;
+
+ pDepths = pScreen->allowedDepths;
+ for (i = 0; i < pScreen->numDepths; i++, pDepths++)
+ if (pDepths->depth == pScrPriv->depth) {
+ for (j = 0; i < pDepths->numVids; j++) {
+ for (k = 0; k < pScreen->numVisuals; k++) {
+ if (pScreen->visuals[k].vid
+ == pDepths[i].vids[j]
+ && pScreen->visuals[k].class == TrueColor) {
+ pScrPriv->bVisual = &pScreen->visuals[k];
+ goto DONE;
+ }
+ }
+ }
+ }
+
+ DONE:
+ if (!pScrPriv->bVisual)
+ return FALSE;
+
+ pScrPriv->myDepth = myDepth;
+ pScrPriv->numInstalledColormaps = 0;
+ pScrPriv->colormapDirty = FALSE;
+ pScrPriv->Cmaps = NULL;
+ pScrPriv->sync = sync;
+
+ pScreen->maxInstalledCmaps += MAX_NUM_XX_INSTALLED_CMAPS;
+ pScrPriv->InstalledCmaps = xcalloc(MAX_NUM_XX_INSTALLED_CMAPS,
+ sizeof(ColormapPtr));
+ if (!pScrPriv->InstalledCmaps)
+ return FALSE;
+
+
+ if (!RegisterBlockAndWakeupHandlers (xxBlockHandler,
+ xxWakeupHandler,
+ (pointer) pScreen))
+ return FALSE;
+
+ wrap (pScrPriv, pScreen, CloseScreen, xxCloseScreen);
+ wrap (pScrPriv, pScreen, CreateScreenResources, xxCreateScreenResources);
+ wrap (pScrPriv, pScreen, CreateWindow, xxCreateWindow);
+ wrap (pScrPriv, pScreen, CopyWindow, xxCopyWindow);
+#if 0 /* can we leave this out even with backing store enabled ? */
+ wrap (pScrPriv, pScreen, WindowExposures, xxWindowExposures);
+#endif
+ wrap (pScrPriv, pScreen, CreateGC, xxCreateGC);
+ wrap (pScrPriv, pScreen, CreateColormap, xxCreateColormap);
+ wrap (pScrPriv, pScreen, DestroyColormap, xxDestroyColormap);
+ wrap (pScrPriv, pScreen, InstallColormap, xxInstallColormap);
+ wrap (pScrPriv, pScreen, UninstallColormap, xxUninstallColormap);
+ wrap (pScrPriv, pScreen, ListInstalledColormaps, xxListInstalledColormaps);
+ wrap (pScrPriv, pScreen, StoreColors, xxStoreColors);
+#ifdef RENDER
+ if (ps) {
+ wrap (pScrPriv, ps, Glyphs, xxGlyphs);
+ wrap (pScrPriv, ps, Composite, xxComposite);
+ }
+#endif
+ pScrPriv->addr = addr;
+ dixSetPrivate(&pScreen->devPrivates, xxScrPrivateKey, pScrPriv);
+
+ pDefMap = (ColormapPtr) LookupIDByType(pScreen->defColormap, RT_COLORMAP);
+ if (!xxInitColormapPrivate(pDefMap))
+ return FALSE;
+
+ return TRUE;
+}
+
+GCFuncs xxGCFuncs = {
+ xxValidateGC, xxChangeGC, xxCopyGC, xxDestroyGC,
+ xxChangeClip, xxDestroyClip, xxCopyClip
+};
+
+static GCOps xxGCOps = {
+ xxFillSpans, xxSetSpans,
+ xxPutImage, xxCopyArea,
+ xxCopyPlane, xxPolyPoint,
+ xxPolylines, xxPolySegment,
+ xxPolyRectangle, xxPolyArc,
+ xxFillPolygon, xxPolyFillRect,
+ xxPolyFillArc, xxPolyText8,
+ xxPolyText16, xxImageText8,
+ xxImageText16, xxImageGlyphBlt,
+ xxPolyGlyphBlt, xxPushPixels,
+ {NULL} /* devPrivate */
+};
+
+#define IS_VISIBLE(pDraw) (pDraw->type == DRAWABLE_WINDOW \
+ && (fbGetWindowPixmap((WindowPtr) pDraw) == pScrPriv->pPixmap))
+
+#define TRANSLATE_BOX(box, pDraw) { \
+ box.x1 += pDraw->x; \
+ box.x2 += pDraw->x; \
+ box.y1 += pDraw->y; \
+ box.y2 += pDraw->y; \
+ }
+
+#define TRIM_BOX(box, pGC) { \
+ BoxPtr extents = &pGC->pCompositeClip->extents;\
+ if(box.x1 < extents->x1) box.x1 = extents->x1; \
+ if(box.x2 > extents->x2) box.x2 = extents->x2; \
+ if(box.y1 < extents->y1) box.y1 = extents->y1; \
+ if(box.y2 > extents->y2) box.y2 = extents->y2; \
+ }
+
+#define BOX_NOT_EMPTY(box) \
+ (((box.x2 - box.x1) > 0) && ((box.y2 - box.y1) > 0))
+
+
+#define _ADD_BOX(box,pGC) {\
+ if (BOX_NOT_EMPTY(box)) { \
+ RegionRec region; \
+ ScreenPtr pScreen = pGC->pScreen;\
+ REGION_INIT (pScreen, &region, &box, 1); \
+ REGION_INTERSECT(pScreen,&region,&region,\
+ (pGC)->pCompositeClip);\
+ if (REGION_NOTEMPTY(pScreen,&region)) { \
+ xxScrPriv(pScreen);\
+ PRINT_RECTS(pScrPriv->region);\
+ REGION_UNION(pScreen,&pScrPriv->region,&pScrPriv->region,&region);\
+ PRINT_RECTS(pScrPriv->region);\
+ REGION_UNINIT(pScreen,&region);\
+ }\
+ }\
+}
+
+#define TRANSLATE_AND_ADD_BOX(box,pGC) {\
+ TRANSLATE_BOX(box,pDraw); \
+ TRIM_BOX(box,pGC); \
+ _ADD_BOX(box,pGC); \
+}
+
+#define ADD_BOX(box,pGC) { \
+ TRIM_BOX(box,pGC); \
+ _ADD_BOX(box,pGC); \
+}
+
+#define XX_GC_FUNC_PROLOGUE(pGC) \
+ xxGCPriv(pGC); \
+ unwrap(pGCPriv, pGC, funcs); \
+ if (pGCPriv->ops) unwrap(pGCPriv, pGC, ops)
+
+#define XX_GC_FUNC_EPILOGUE(pGC) \
+ wrap(pGCPriv, pGC, funcs, &xxGCFuncs); \
+ if (pGCPriv->ops) wrap(pGCPriv, pGC, ops, &xxGCOps)
+
+static Bool
+xxCreateGC(GCPtr pGC)
+{
+ ScreenPtr pScreen = pGC->pScreen;
+ xxScrPriv(pScreen);
+ xxGCPriv(pGC);
+ Bool ret;
+
+ unwrap (pScrPriv, pScreen, CreateGC);
+ if((ret = (*pScreen->CreateGC) (pGC))) {
+ pGCPriv->ops = NULL;
+ pGCPriv->funcs = pGC->funcs;
+ pGC->funcs = &xxGCFuncs;
+ }
+ wrap (pScrPriv, pScreen, CreateGC, xxCreateGC);
+
+ return ret;
+}
+
+static void
+xxValidateGC(
+ GCPtr pGC,
+ unsigned long changes,
+ DrawablePtr pDraw
+){
+ XX_GC_FUNC_PROLOGUE (pGC);
+ (*pGC->funcs->ValidateGC)(pGC, changes, pDraw);
+ if(pDraw->type == DRAWABLE_WINDOW)
+ pGCPriv->ops = pGC->ops; /* just so it's not NULL */
+ else
+ pGCPriv->ops = NULL;
+ XX_GC_FUNC_EPILOGUE (pGC);
+}
+
+static void
+xxDestroyGC(GCPtr pGC)
+{
+ XX_GC_FUNC_PROLOGUE (pGC);
+ (*pGC->funcs->DestroyGC)(pGC);
+ XX_GC_FUNC_EPILOGUE (pGC);
+}
+
+static void
+xxChangeGC (
+ GCPtr pGC,
+ unsigned long mask
+){
+ XX_GC_FUNC_PROLOGUE (pGC);
+ (*pGC->funcs->ChangeGC) (pGC, mask);
+ XX_GC_FUNC_EPILOGUE (pGC);
+}
+
+static void
+xxCopyGC (
+ GCPtr pGCSrc,
+ unsigned long mask,
+ GCPtr pGCDst
+){
+ XX_GC_FUNC_PROLOGUE (pGCDst);
+ (*pGCDst->funcs->CopyGC) (pGCSrc, mask, pGCDst);
+ XX_GC_FUNC_EPILOGUE (pGCDst);
+}
+
+static void
+xxChangeClip (
+ GCPtr pGC,
+ int type,
+ pointer pvalue,
+ int nrects
+){
+ XX_GC_FUNC_PROLOGUE (pGC);
+ (*pGC->funcs->ChangeClip) (pGC, type, pvalue, nrects);
+ XX_GC_FUNC_EPILOGUE (pGC);
+}
+
+static void
+xxCopyClip(GCPtr pgcDst, GCPtr pgcSrc)
+{
+ XX_GC_FUNC_PROLOGUE (pgcDst);
+ (* pgcDst->funcs->CopyClip)(pgcDst, pgcSrc);
+ XX_GC_FUNC_EPILOGUE (pgcDst);
+}
+
+static void
+xxDestroyClip(GCPtr pGC)
+{
+ XX_GC_FUNC_PROLOGUE (pGC);
+ (* pGC->funcs->DestroyClip)(pGC);
+ XX_GC_FUNC_EPILOGUE (pGC);
+}
+
+#define XX_GC_OP_PROLOGUE(pGC,pDraw) \
+ xxScrPriv(pDraw->pScreen); \
+ xxGCPriv(pGC); \
+ GCFuncs *oldFuncs = pGC->funcs; \
+ unwrap(pGCPriv, pGC, funcs); \
+ unwrap(pGCPriv, pGC, ops); \
+
+#define XX_GC_OP_EPILOGUE(pGC,pDraw) \
+ wrap(pGCPriv, pGC, funcs, oldFuncs); \
+ wrap(pGCPriv, pGC, ops, &xxGCOps)
+
+static void
+xxFillSpans(
+ DrawablePtr pDraw,
+ GC *pGC,
+ int nInit,
+ DDXPointPtr pptInit,
+ int *pwidthInit,
+ int fSorted
+){
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+
+ if(IS_VISIBLE(pDraw) && nInit) {
+ DDXPointPtr ppt = pptInit;
+ int *pwidth = pwidthInit;
+ int i = nInit;
+ BoxRec box;
+
+ DBG("FillSpans\n");
+ box.x1 = ppt->x;
+ box.x2 = box.x1 + *pwidth;
+ box.y2 = box.y1 = ppt->y;
+
+ while(--i) {
+ ppt++;
+ pwidthInit++;
+ if(box.x1 > ppt->x) box.x1 = ppt->x;
+ if(box.x2 < (ppt->x + *pwidth))
+ box.x2 = ppt->x + *pwidth;
+ if(box.y1 > ppt->y) box.y1 = ppt->y;
+ else if(box.y2 < ppt->y) box.y2 = ppt->y;
+ }
+
+ box.y2++;
+
+ (*pGC->ops->FillSpans)(pDraw, pGC, nInit, pptInit, pwidthInit, fSorted);
+
+
+ TRANSLATE_AND_ADD_BOX(box, pGC);
+ } else
+ (*pGC->ops->FillSpans)(pDraw, pGC, nInit, pptInit, pwidthInit, fSorted);
+
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+}
+
+static void
+xxSetSpans(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ char *pcharsrc,
+ DDXPointPtr pptInit,
+ int *pwidthInit,
+ int nspans,
+ int fSorted
+){
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+
+ if(IS_VISIBLE(pDraw) && nspans) {
+ DDXPointPtr ppt = pptInit;
+ int *pwidth = pwidthInit;
+ int i = nspans;
+ BoxRec box;
+
+ DBG("SetSpans\n");
+ box.x1 = ppt->x;
+ box.x2 = box.x1 + *pwidth;
+ box.y2 = box.y1 = ppt->y;
+
+ while(--i) {
+ ppt++;
+ pwidth++;
+ if(box.x1 > ppt->x) box.x1 = ppt->x;
+ if(box.x2 < (ppt->x + *pwidth))
+ box.x2 = ppt->x + *pwidth;
+ if(box.y1 > ppt->y) box.y1 = ppt->y;
+ else if(box.y2 < ppt->y) box.y2 = ppt->y;
+ }
+
+ box.y2++;
+
+ (*pGC->ops->SetSpans)(pDraw, pGC, pcharsrc, pptInit,
+ pwidthInit, nspans, fSorted);
+
+ TRANSLATE_AND_ADD_BOX(box, pGC);
+ } else
+ (*pGC->ops->SetSpans)(pDraw, pGC, pcharsrc, pptInit,
+ pwidthInit, nspans, fSorted);
+
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+}
+
+static void
+xxPutImage(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int depth,
+ int x, int y, int w, int h,
+ int leftPad,
+ int format,
+ char *pImage
+){
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+ (*pGC->ops->PutImage)(pDraw, pGC, depth, x, y, w, h,
+ leftPad, format, pImage);
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+ if(IS_VISIBLE(pDraw)) {
+ BoxRec box;
+
+ DBG("PutImage\n");
+ box.x1 = x + pDraw->x;
+ box.x2 = box.x1 + w;
+ box.y1 = y + pDraw->y;
+ box.y2 = box.y1 + h;
+
+ ADD_BOX(box, pGC);
+ }
+}
+
+static RegionPtr
+xxCopyArea(
+ DrawablePtr pSrc,
+ DrawablePtr pDst,
+ GC *pGC,
+ int srcx, int srcy,
+ int width, int height,
+ int dstx, int dsty
+){
+ RegionPtr ret;
+ XX_GC_OP_PROLOGUE(pGC, pDst);
+ DBG("xxCopyArea\n");
+ ret = (*pGC->ops->CopyArea)(pSrc, pDst,
+ pGC, srcx, srcy, width, height, dstx, dsty);
+ XX_GC_OP_EPILOGUE(pGC, pDst);
+
+ if(IS_VISIBLE(pDst)) {
+ BoxRec box;
+
+ DBG("CopyArea\n");
+ box.x1 = dstx + pDst->x;
+ box.x2 = box.x1 + width;
+ box.y1 = dsty + pDst->y;
+ box.y2 = box.y1 + height;
+
+ ADD_BOX(box, pGC);
+ }
+
+ return ret;
+}
+
+static RegionPtr
+xxCopyPlane(
+ DrawablePtr pSrc,
+ DrawablePtr pDst,
+ GCPtr pGC,
+ int srcx, int srcy,
+ int width, int height,
+ int dstx, int dsty,
+ unsigned long bitPlane
+){
+ RegionPtr ret;
+ XX_GC_OP_PROLOGUE(pGC, pDst);
+ ret = (*pGC->ops->CopyPlane)(pSrc, pDst,
+ pGC, srcx, srcy, width, height, dstx, dsty, bitPlane);
+ XX_GC_OP_EPILOGUE(pGC, pDst);
+
+ if(IS_VISIBLE(pDst)) {
+ BoxRec box;
+
+ DBG("CopyPlane\n");
+ box.x1 = dstx + pDst->x;
+ box.x2 = box.x1 + width;
+ box.y1 = dsty + pDst->y;
+ box.y2 = box.y1 + height;
+
+ ADD_BOX(box, pGC);
+ }
+
+ return ret;
+}
+
+static void
+xxPolyPoint(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ xPoint *pptInit
+){
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+ (*pGC->ops->PolyPoint)(pDraw, pGC, mode, npt, pptInit);
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+
+ if(IS_VISIBLE(pDraw) && npt) {
+ BoxRec box;
+
+ DBG("PolyPoint\n");
+ box.x2 = box.x1 = pptInit->x;
+ box.y2 = box.y1 = pptInit->y;
+
+ /* this could be slow if the points were spread out */
+
+ while(--npt) {
+ pptInit++;
+ if(box.x1 > pptInit->x) box.x1 = pptInit->x;
+ else if(box.x2 < pptInit->x) box.x2 = pptInit->x;
+ if(box.y1 > pptInit->y) box.y1 = pptInit->y;
+ else if(box.y2 < pptInit->y) box.y2 = pptInit->y;
+ }
+
+ box.x2++;
+ box.y2++;
+
+ TRANSLATE_AND_ADD_BOX(box, pGC);
+ }
+}
+
+static void
+xxPolylines(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr pptInit
+){
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+ (*pGC->ops->Polylines)(pDraw, pGC, mode, npt, pptInit);
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+
+
+ if(IS_VISIBLE(pDraw) && npt) {
+ BoxRec box;
+ int extra = pGC->lineWidth >> 1;
+
+ DBG("PolyLine\n");
+ box.x2 = box.x1 = pptInit->x;
+ box.y2 = box.y1 = pptInit->y;
+
+ if(npt > 1) {
+ if(pGC->joinStyle == JoinMiter)
+ extra = 6 * pGC->lineWidth;
+ else if(pGC->capStyle == CapProjecting)
+ extra = pGC->lineWidth;
+ }
+
+ if(mode == CoordModePrevious) {
+ int x = box.x1;
+ int y = box.y1;
+ while(--npt) {
+ pptInit++;
+ x += pptInit->x;
+ y += pptInit->y;
+ if(box.x1 > x) box.x1 = x;
+ else if(box.x2 < x) box.x2 = x;
+ if(box.y1 > y) box.y1 = y;
+ else if(box.y2 < y) box.y2 = y;
+ }
+ } else {
+ while(--npt) {
+ pptInit++;
+ if(box.x1 > pptInit->x) box.x1 = pptInit->x;
+ else if(box.x2 < pptInit->x) box.x2 = pptInit->x;
+ if(box.y1 > pptInit->y) box.y1 = pptInit->y;
+ else if(box.y2 < pptInit->y) box.y2 = pptInit->y;
+ }
+ }
+
+ box.x2++;
+ box.y2++;
+
+ if(extra) {
+ box.x1 -= extra;
+ box.x2 += extra;
+ box.y1 -= extra;
+ box.y2 += extra;
+ }
+
+ TRANSLATE_AND_ADD_BOX(box, pGC);
+ }
+}
+
+static void
+xxPolySegment(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pSeg
+ ){
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+ (*pGC->ops->PolySegment)(pDraw, pGC, nseg, pSeg);
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+
+ if(IS_VISIBLE(pDraw) && nseg) {
+ BoxRec box;
+ int extra = pGC->lineWidth;
+
+ DBG("PolySegment\n");
+ if(pGC->capStyle != CapProjecting)
+ extra >>= 1;
+
+ if(pSeg->x2 > pSeg->x1) {
+ box.x1 = pSeg->x1;
+ box.x2 = pSeg->x2;
+ } else {
+ box.x2 = pSeg->x1;
+ box.x1 = pSeg->x2;
+ }
+
+ if(pSeg->y2 > pSeg->y1) {
+ box.y1 = pSeg->y1;
+ box.y2 = pSeg->y2;
+ } else {
+ box.y2 = pSeg->y1;
+ box.y1 = pSeg->y2;
+ }
+
+ while(--nseg) {
+ pSeg++;
+ if(pSeg->x2 > pSeg->x1) {
+ if(pSeg->x1 < box.x1) box.x1 = pSeg->x1;
+ if(pSeg->x2 > box.x2) box.x2 = pSeg->x2;
+ } else {
+ if(pSeg->x2 < box.x1) box.x1 = pSeg->x2;
+ if(pSeg->x1 > box.x2) box.x2 = pSeg->x1;
+ }
+ if(pSeg->y2 > pSeg->y1) {
+ if(pSeg->y1 < box.y1) box.y1 = pSeg->y1;
+ if(pSeg->y2 > box.y2) box.y2 = pSeg->y2;
+ } else {
+ if(pSeg->y2 < box.y1) box.y1 = pSeg->y2;
+ if(pSeg->y1 > box.y2) box.y2 = pSeg->y1;
+ }
+ }
+
+ box.x2++;
+ box.y2++;
+
+ if(extra) {
+ box.x1 -= extra;
+ box.x2 += extra;
+ box.y1 -= extra;
+ box.y2 += extra;
+ }
+
+ TRANSLATE_AND_ADD_BOX(box, pGC);
+ }
+}
+
+static void
+xxPolyRectangle(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int nRects,
+ xRectangle *pRects
+){
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+ (*pGC->ops->PolyRectangle)(pDraw, pGC, nRects, pRects);
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+
+ if(IS_VISIBLE(pDraw) && nRects)
+ {
+ BoxRec box;
+ int offset1, offset2, offset3;
+
+ DBG("PolyRectangle\n");
+ offset2 = pGC->lineWidth;
+ if(!offset2) offset2 = 1;
+ offset1 = offset2 >> 1;
+ offset3 = offset2 - offset1;
+
+ while(nRects--)
+ {
+ box.x1 = pRects->x - offset1;
+ box.y1 = pRects->y - offset1;
+ box.x2 = box.x1 + pRects->width + offset2;
+ box.y2 = box.y1 + offset2;
+ TRANSLATE_AND_ADD_BOX(box, pGC);
+ box.x1 = pRects->x - offset1;
+ box.y1 = pRects->y + offset3;
+ box.x2 = box.x1 + offset2;
+ box.y2 = box.y1 + pRects->height - offset2;
+ TRANSLATE_AND_ADD_BOX(box, pGC);
+ box.x1 = pRects->x + pRects->width - offset1;
+ box.y1 = pRects->y + offset3;
+ box.x2 = box.x1 + offset2;
+ box.y2 = box.y1 + pRects->height - offset2;
+ TRANSLATE_AND_ADD_BOX(box, pGC);
+ box.x1 = pRects->x - offset1;
+ box.y1 = pRects->y + pRects->height - offset1;
+ box.x2 = box.x1 + pRects->width + offset2;
+ box.y2 = box.y1 + offset2;
+ TRANSLATE_AND_ADD_BOX(box, pGC);
+
+ pRects++;
+ }
+ }
+}
+
+static void
+xxPolyArc(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int narcs,
+ xArc *parcs
+){
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+ (*pGC->ops->PolyArc)(pDraw, pGC, narcs, parcs);
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+
+ if(IS_VISIBLE(pDraw) && narcs) {
+ int extra = pGC->lineWidth >> 1;
+ BoxRec box;
+
+ DBG("PolyArc\n");
+ box.x1 = parcs->x;
+ box.x2 = box.x1 + parcs->width;
+ box.y1 = parcs->y;
+ box.y2 = box.y1 + parcs->height;
+
+ /* should I break these up instead ? */
+
+ while(--narcs) {
+ parcs++;
+ if(box.x1 > parcs->x) box.x1 = parcs->x;
+ if(box.x2 < (parcs->x + parcs->width))
+ box.x2 = parcs->x + parcs->width;
+ if(box.y1 > parcs->y) box.y1 = parcs->y;
+ if(box.y2 < (parcs->y + parcs->height))
+ box.y2 = parcs->y + parcs->height;
+ }
+
+ if(extra) {
+ box.x1 -= extra;
+ box.x2 += extra;
+ box.y1 -= extra;
+ box.y2 += extra;
+ }
+
+ box.x2++;
+ box.y2++;
+
+ TRANSLATE_AND_ADD_BOX(box, pGC);
+ }
+}
+
+static void
+xxFillPolygon(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int shape,
+ int mode,
+ int count,
+ DDXPointPtr pptInit
+){
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+
+ if(IS_VISIBLE(pDraw) && (count > 2)) {
+ DDXPointPtr ppt = pptInit;
+ int i = count;
+ BoxRec box;
+
+ DBG("FillPolygon\n");
+ box.x2 = box.x1 = ppt->x;
+ box.y2 = box.y1 = ppt->y;
+
+ if(mode != CoordModeOrigin) {
+ int x = box.x1;
+ int y = box.y1;
+ while(--i) {
+ ppt++;
+ x += ppt->x;
+ y += ppt->y;
+ if(box.x1 > x) box.x1 = x;
+ else if(box.x2 < x) box.x2 = x;
+ if(box.y1 > y) box.y1 = y;
+ else if(box.y2 < y) box.y2 = y;
+ }
+ } else {
+ while(--i) {
+ ppt++;
+ if(box.x1 > ppt->x) box.x1 = ppt->x;
+ else if(box.x2 < ppt->x) box.x2 = ppt->x;
+ if(box.y1 > ppt->y) box.y1 = ppt->y;
+ else if(box.y2 < ppt->y) box.y2 = ppt->y;
+ }
+ }
+
+ box.x2++;
+ box.y2++;
+
+ (*pGC->ops->FillPolygon)(pDraw, pGC, shape, mode, count, pptInit);
+
+ TRANSLATE_AND_ADD_BOX(box, pGC);
+ } else
+ (*pGC->ops->FillPolygon)(pDraw, pGC, shape, mode, count, pptInit);
+
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+}
+
+static void
+xxPolyFillRect(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int nRectsInit,
+ xRectangle *pRectsInit
+){
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+
+ if(IS_VISIBLE(pDraw) && nRectsInit) {
+ BoxRec box;
+ xRectangle *pRects = pRectsInit;
+ int nRects = nRectsInit;
+
+ DBG("PolyFillRect\n");
+ box.x1 = pRects->x;
+ box.x2 = box.x1 + pRects->width;
+ box.y1 = pRects->y;
+ box.y2 = box.y1 + pRects->height;
+
+ while(--nRects) {
+ pRects++;
+ if(box.x1 > pRects->x) box.x1 = pRects->x;
+ if(box.x2 < (pRects->x + pRects->width))
+ box.x2 = pRects->x + pRects->width;
+ if(box.y1 > pRects->y) box.y1 = pRects->y;
+ if(box.y2 < (pRects->y + pRects->height))
+ box.y2 = pRects->y + pRects->height;
+ }
+
+ /* cfb messes with the pRectsInit so we have to do our
+ calculations first */
+
+ (*pGC->ops->PolyFillRect)(pDraw, pGC, nRectsInit, pRectsInit);
+
+ TRANSLATE_AND_ADD_BOX(box, pGC);
+ } else
+ (*pGC->ops->PolyFillRect)(pDraw, pGC, nRectsInit, pRectsInit);
+
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+}
+
+static void
+xxPolyFillArc(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int narcs,
+ xArc *parcs
+){
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+ (*pGC->ops->PolyFillArc)(pDraw, pGC, narcs, parcs);
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+
+ if(IS_VISIBLE(pDraw) && narcs) {
+ BoxRec box;
+
+ DBG("PolyFillArc\n");
+ box.x1 = parcs->x;
+ box.x2 = box.x1 + parcs->width;
+ box.y1 = parcs->y;
+ box.y2 = box.y1 + parcs->height;
+
+ /* should I break these up instead ? */
+
+ while(--narcs) {
+ parcs++;
+ if(box.x1 > parcs->x) box.x1 = parcs->x;
+ if(box.x2 < (parcs->x + parcs->width))
+ box.x2 = parcs->x + parcs->width;
+ if(box.y1 > parcs->y) box.y1 = parcs->y;
+ if(box.y2 < (parcs->y + parcs->height))
+ box.y2 = parcs->y + parcs->height;
+ }
+
+ TRANSLATE_AND_ADD_BOX(box, pGC);
+ }
+}
+
+static int
+xxPolyText8(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int x,
+ int y,
+ int count,
+ char *chars
+){
+ int width;
+
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+ width = (*pGC->ops->PolyText8)(pDraw, pGC, x, y, count, chars);
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+
+ width -= x;
+
+ if(IS_VISIBLE(pDraw) && (width > 0)) {
+ BoxRec box;
+
+ DBG("PolyText8\n");
+ /* ugh */
+ box.x1 = pDraw->x + x + FONTMINBOUNDS(pGC->font, leftSideBearing);
+ box.x2 = pDraw->x + x + FONTMAXBOUNDS(pGC->font, rightSideBearing);
+
+ if(count > 1) {
+ if(width > 0) box.x2 += width;
+ else box.x1 += width;
+ }
+
+ box.y1 = pDraw->y + y - FONTMAXBOUNDS(pGC->font, ascent);
+ box.y2 = pDraw->y + y + FONTMAXBOUNDS(pGC->font, descent);
+
+ ADD_BOX(box, pGC);
+ }
+
+ return (width + x);
+}
+
+static int
+xxPolyText16(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int x,
+ int y,
+ int count,
+ unsigned short *chars
+){
+ int width;
+
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+ width = (*pGC->ops->PolyText16)(pDraw, pGC, x, y, count, chars);
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+
+ width -= x;
+
+ if(IS_VISIBLE(pDraw) && (width > 0)) {
+ BoxRec box;
+
+ DBG("PolyText16\n");
+ /* ugh */
+ box.x1 = pDraw->x + x + FONTMINBOUNDS(pGC->font, leftSideBearing);
+ box.x2 = pDraw->x + x + FONTMAXBOUNDS(pGC->font, rightSideBearing);
+
+ if(count > 1) {
+ if(width > 0) box.x2 += width;
+ else box.x1 += width;
+ }
+
+ box.y1 = pDraw->y + y - FONTMAXBOUNDS(pGC->font, ascent);
+ box.y2 = pDraw->y + y + FONTMAXBOUNDS(pGC->font, descent);
+
+ ADD_BOX(box, pGC);
+ }
+
+ return (width + x);
+}
+
+static void
+xxImageText8(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int x,
+ int y,
+ int count,
+ char *chars
+){
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+ (*pGC->ops->ImageText8)(pDraw, pGC, x, y, count, chars);
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+
+ if(IS_VISIBLE(pDraw) && count) {
+ int top, bot, Min, Max;
+ BoxRec box;
+
+ DBG("ImageText8\n");
+ top = max(FONTMAXBOUNDS(pGC->font, ascent), FONTASCENT(pGC->font));
+ bot = max(FONTMAXBOUNDS(pGC->font, descent), FONTDESCENT(pGC->font));
+
+ Min = count * FONTMINBOUNDS(pGC->font, characterWidth);
+ if(Min > 0) Min = 0;
+ Max = count * FONTMAXBOUNDS(pGC->font, characterWidth);
+ if(Max < 0) Max = 0;
+
+ /* ugh */
+ box.x1 = pDraw->x + x + Min +
+ FONTMINBOUNDS(pGC->font, leftSideBearing);
+ box.x2 = pDraw->x + x + Max +
+ FONTMAXBOUNDS(pGC->font, rightSideBearing);
+
+ box.y1 = pDraw->y + y - top;
+ box.y2 = pDraw->y + y + bot;
+
+ ADD_BOX(box, pGC);
+ }
+}
+
+static void
+xxImageText16(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int x,
+ int y,
+ int count,
+ unsigned short *chars
+){
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+ (*pGC->ops->ImageText16)(pDraw, pGC, x, y, count, chars);
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+
+ if(IS_VISIBLE(pDraw) && count) {
+ int top, bot, Min, Max;
+ BoxRec box;
+
+ DBG("ImageText16\n");
+ top = max(FONTMAXBOUNDS(pGC->font, ascent), FONTASCENT(pGC->font));
+ bot = max(FONTMAXBOUNDS(pGC->font, descent), FONTDESCENT(pGC->font));
+
+ Min = count * FONTMINBOUNDS(pGC->font, characterWidth);
+ if(Min > 0) Min = 0;
+ Max = count * FONTMAXBOUNDS(pGC->font, characterWidth);
+ if(Max < 0) Max = 0;
+
+ /* ugh */
+ box.x1 = pDraw->x + x + Min +
+ FONTMINBOUNDS(pGC->font, leftSideBearing);
+ box.x2 = pDraw->x + x + Max +
+ FONTMAXBOUNDS(pGC->font, rightSideBearing);
+
+ box.y1 = pDraw->y + y - top;
+ box.y2 = pDraw->y + y + bot;
+
+ ADD_BOX(box, pGC);
+ }
+}
+
+static void
+xxImageGlyphBlt(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int x, int y,
+ unsigned int nglyph,
+ CharInfoPtr *ppci,
+ pointer pglyphBase
+){
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+ (*pGC->ops->ImageGlyphBlt)(pDraw, pGC, x, y, nglyph,
+ ppci, pglyphBase);
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+
+ if(IS_VISIBLE(pDraw) && nglyph) {
+ int top, bot, width = 0;
+ BoxRec box;
+
+ DBG("ImageGlyphBlt\n");
+ top = max(FONTMAXBOUNDS(pGC->font, ascent), FONTASCENT(pGC->font));
+ bot = max(FONTMAXBOUNDS(pGC->font, descent), FONTDESCENT(pGC->font));
+
+ box.x1 = ppci[0]->metrics.leftSideBearing;
+ if(box.x1 > 0) box.x1 = 0;
+ box.x2 = ppci[nglyph - 1]->metrics.rightSideBearing -
+ ppci[nglyph - 1]->metrics.characterWidth;
+ if(box.x2 < 0) box.x2 = 0;
+
+ box.x2 += pDraw->x + x;
+ box.x1 += pDraw->x + x;
+
+ while(nglyph--) {
+ width += (*ppci)->metrics.characterWidth;
+ ppci++;
+ }
+
+ if(width > 0)
+ box.x2 += width;
+ else
+ box.x1 += width;
+
+ box.y1 = pDraw->y + y - top;
+ box.y2 = pDraw->y + y + bot;
+
+ ADD_BOX(box, pGC);
+ }
+}
+
+static void
+xxPolyGlyphBlt(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int x, int y,
+ unsigned int nglyph,
+ CharInfoPtr *ppci,
+ pointer pglyphBase
+){
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+ (*pGC->ops->PolyGlyphBlt)(pDraw, pGC, x, y, nglyph,
+ ppci, pglyphBase);
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+
+ if(IS_VISIBLE(pDraw) && nglyph) {
+ BoxRec box;
+
+ DBG("PolyGlyphBlt\n");
+ /* ugh */
+ box.x1 = pDraw->x + x + ppci[0]->metrics.leftSideBearing;
+ box.x2 = pDraw->x + x + ppci[nglyph - 1]->metrics.rightSideBearing;
+
+ if(nglyph > 1) {
+ int width = 0;
+
+ while(--nglyph) {
+ width += (*ppci)->metrics.characterWidth;
+ ppci++;
+ }
+
+ if(width > 0) box.x2 += width;
+ else box.x1 += width;
+ }
+
+ box.y1 = pDraw->y + y - FONTMAXBOUNDS(pGC->font, ascent);
+ box.y2 = pDraw->y + y + FONTMAXBOUNDS(pGC->font, descent);
+
+ ADD_BOX(box, pGC);
+ }
+}
+
+static void
+xxPushPixels(
+ GCPtr pGC,
+ PixmapPtr pBitMap,
+ DrawablePtr pDraw,
+ int dx, int dy, int xOrg, int yOrg
+){
+ XX_GC_OP_PROLOGUE(pGC, pDraw);
+ (*pGC->ops->PushPixels)(pGC, pBitMap, pDraw, dx, dy, xOrg, yOrg);
+ XX_GC_OP_EPILOGUE(pGC, pDraw);
+
+ if(IS_VISIBLE(pDraw)) {
+ BoxRec box;
+
+ DBG("PushPixels\n");
+ box.x1 = xOrg + pDraw->x;
+ box.x2 = box.x1 + dx;
+ box.y1 = yOrg + pDraw->y;
+ box.y2 = box.y1 + dy;
+
+ ADD_BOX(box, pGC);
+ }
+}
+
+
+#ifdef RENDER
+#define RENDER_MAKE_BOX(pDrawable,X,Y,W,H) { \
+ box.x1 = X + pDrawable->x; \
+ box.x2 = X + pDrawable->x + W; \
+ box.y1 = Y + pDrawable->y; \
+ box.y2 = Y + pDrawable->y + H; \
+}
+
+#define RENDER_ADD_BOX(pScreen,box) {\
+ if (BOX_NOT_EMPTY(box)) { \
+ RegionRec region; \
+ xxScrPriv(pScreen);\
+ ScreenPtr pScreen = pScreen;\
+ REGION_INIT (pScreen, &region, &box, 1); \
+ PRINT_RECTS(pScrPriv->region);\
+ REGION_UNION(pScreen,&pScrPriv->region,&pScrPriv->region,&region);\
+ PRINT_RECTS(pScrPriv->region);\
+ REGION_UNINIT(pScreen,&region);\
+ }\
+}
+
+static void
+xxComposite (CARD8 op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst,
+ INT16 xSrc, INT16 ySrc, INT16 xMask, INT16 yMask,
+ INT16 xDst, INT16 yDst, CARD16 width, CARD16 height)
+{
+ ScreenPtr pScreen = pDst->pDrawable->pScreen;
+ PictureScreenPtr ps = GetPictureScreen(pScreen);
+ xxScrPriv(pScreen);
+ BoxRec box;
+
+ unwrap (pScrPriv, ps, Composite);
+ (*ps->Composite) (op, pSrc, pMask, pDst, xSrc, ySrc, xMask, yMask,
+ xDst, yDst, width, height);
+ wrap (pScrPriv, ps, Composite, xxComposite);
+ if (pDst->pDrawable->type == DRAWABLE_WINDOW) {
+ RENDER_MAKE_BOX(pDst->pDrawable, xDst, yDst, width, height);
+ RENDER_ADD_BOX(pScreen,box);
+ }
+}
+
+
+static void
+xxGlyphs (CARD8 op, PicturePtr pSrc, PicturePtr pDst,
+ PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc, int nlist,
+ GlyphListPtr list, GlyphPtr *glyphs)
+{
+ ScreenPtr pScreen = pDst->pDrawable->pScreen;
+ PictureScreenPtr ps = GetPictureScreen(pScreen);
+ xxScrPriv(pScreen);
+ int x, y;
+ int n;
+ GlyphPtr glyph;
+ BoxRec box;
+
+ unwrap (pScrPriv, ps, Glyphs);
+ (*ps->Glyphs) (op, pSrc, pDst, maskFormat, xSrc, ySrc,
+ nlist, list, glyphs);
+ wrap (pScrPriv, ps, Glyphs, xxGlyphs);
+ if (pDst->pDrawable->type == DRAWABLE_WINDOW)
+ {
+ x = xSrc;
+ y = ySrc;
+ while (nlist--)
+ {
+ x += list->xOff;
+ y += list->yOff;
+ n = list->len;
+ while (n--)
+ {
+ glyph = *glyphs++;
+ RENDER_MAKE_BOX(pDst->pDrawable,
+ x - glyph->info.x, y - glyph->info.y,
+ glyph->info.width, glyph->info.height);
+ RENDER_ADD_BOX(pScreen,box);
+ x += glyph->info.xOff;
+ y += glyph->info.yOff;
+ }
+ list++;
+ }
+ }
+}
+#endif
+
+void
+xxPrintVisuals(void)
+{
+ int k,i,j;
+ DepthPtr pDepth;
+ VisualPtr pVisual;
+
+ for (k = 0; k < screenInfo.numScreens; k++) {
+ ScreenPtr pScreen = screenInfo.screens[k];
+
+ pDepth = pScreen->allowedDepths;
+ for (i = 0; i < pScreen->numDepths; i++, pDepth++)
+ for (j = 0; j < pDepth->numVids; j++) {
+ ErrorF("depth: %i vid: 0x%lx\n",
+ pDepth->depth, pDepth->vids[j]);
+ }
+
+ pVisual = pScreen->visuals;
+ for (i = 0; i < pScreen->numVisuals; i++, pVisual++)
+ ErrorF("vid: 0x%x rm: 0x%lx gm: 0x%lx bm: 0x%lx\n",
+ (unsigned int)pVisual->vid,
+ pVisual->redMask,
+ pVisual->greenMask,
+ pVisual->blueMask);
+ }
+}
+
+
diff --git a/xorg-server/fb/fbpseudocolor.h b/xorg-server/fb/fbpseudocolor.h
new file mode 100644
index 000000000..64de71db8
--- /dev/null
+++ b/xorg-server/fb/fbpseudocolor.h
@@ -0,0 +1,20 @@
+#ifndef _FB_XX_H_
+# define _FB_XX_H_
+
+typedef void (*xxSyncFunc)(ScreenPtr);
+extern Bool xxSetup(ScreenPtr pScreen, int myDepth,
+ int baseDepth, char *addr, xxSyncFunc sync);
+extern void xxPrintVisuals(void);
+
+
+#endif /* _FB_XX_H_ */
+
+
+
+
+
+
+
+
+
+
diff --git a/xorg-server/fb/fbpush.c b/xorg-server/fb/fbpush.c
new file mode 100644
index 000000000..891572f0d
--- /dev/null
+++ b/xorg-server/fb/fbpush.c
@@ -0,0 +1,245 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+void
+fbPushPattern (DrawablePtr pDrawable,
+ GCPtr pGC,
+
+ FbStip *src,
+ FbStride srcStride,
+ int srcX,
+
+ int x,
+ int y,
+
+ int width,
+ int height)
+{
+ FbStip *s, bitsMask, bitsMask0, bits;
+ int xspan;
+ int w;
+ int lenspan;
+
+ src += srcX >> FB_STIP_SHIFT;
+ srcX &= FB_STIP_MASK;
+
+ bitsMask0 = FbStipMask (srcX, 1);
+
+ while (height--)
+ {
+ bitsMask = bitsMask0;
+ w = width;
+ s = src;
+ src += srcStride;
+ bits = READ(s++);
+ xspan = x;
+ while (w)
+ {
+ if (bits & bitsMask)
+ {
+ lenspan = 0;
+ do
+ {
+ lenspan++;
+ if (lenspan == w)
+ break;
+ bitsMask = FbStipRight (bitsMask, 1);
+ if (!bitsMask)
+ {
+ bits = READ(s++);
+ bitsMask = FbBitsMask(0,1);
+ }
+ } while (bits & bitsMask);
+ fbFill (pDrawable, pGC, xspan, y, lenspan, 1);
+ xspan += lenspan;
+ w -= lenspan;
+ }
+ else
+ {
+ do
+ {
+ w--;
+ xspan++;
+ if (!w)
+ break;
+ bitsMask = FbStipRight (bitsMask, 1);
+ if (!bitsMask)
+ {
+ bits = READ(s++);
+ bitsMask = FbBitsMask(0,1);
+ }
+ } while (!(bits & bitsMask));
+ }
+ }
+ y++;
+ }
+}
+
+void
+fbPushFill (DrawablePtr pDrawable,
+ GCPtr pGC,
+
+ FbStip *src,
+ FbStride srcStride,
+ int srcX,
+
+ int x,
+ int y,
+ int width,
+ int height)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
+
+ if (pGC->fillStyle == FillSolid)
+ {
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ int dstX;
+ int dstWidth;
+
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ dst = dst + (y + dstYoff) * dstStride;
+ dstX = (x + dstXoff) * dstBpp;
+ dstWidth = width * dstBpp;
+ if (dstBpp == 1)
+ {
+ fbBltStip (src,
+ srcStride,
+ srcX,
+
+ (FbStip *) dst,
+ FbBitsStrideToStipStride (dstStride),
+ dstX,
+
+ dstWidth,
+ height,
+
+ FbStipple1Rop(pGC->alu,pGC->fgPixel),
+ pPriv->pm,
+ dstBpp);
+ }
+ else
+ {
+ fbBltOne (src,
+ srcStride,
+ srcX,
+
+ dst,
+ dstStride,
+ dstX,
+ dstBpp,
+
+ dstWidth,
+ height,
+
+ pPriv->and, pPriv->xor,
+ fbAnd(GXnoop,(FbBits) 0,FB_ALLONES),
+ fbXor(GXnoop,(FbBits) 0,FB_ALLONES));
+ }
+ fbFinishAccess (pDrawable);
+ }
+ else
+ {
+ fbPushPattern (pDrawable, pGC, src, srcStride, srcX,
+ x, y, width, height);
+ }
+}
+
+void
+fbPushImage (DrawablePtr pDrawable,
+ GCPtr pGC,
+
+ FbStip *src,
+ FbStride srcStride,
+ int srcX,
+
+ int x,
+ int y,
+ int width,
+ int height)
+{
+ RegionPtr pClip = fbGetCompositeClip (pGC);
+ int nbox;
+ BoxPtr pbox;
+ int x1, y1, x2, y2;
+
+ for (nbox = REGION_NUM_RECTS (pClip),
+ pbox = REGION_RECTS(pClip);
+ nbox--;
+ pbox++)
+ {
+ x1 = x;
+ y1 = y;
+ x2 = x + width;
+ y2 = y + height;
+ if (x1 < pbox->x1)
+ x1 = pbox->x1;
+ if (y1 < pbox->y1)
+ y1 = pbox->y1;
+ if (x2 > pbox->x2)
+ x2 = pbox->x2;
+ if (y2 > pbox->y2)
+ y2 = pbox->y2;
+ if (x1 >= x2 || y1 >= y2)
+ continue;
+ fbPushFill (pDrawable,
+ pGC,
+
+ src + (y1 - y) * srcStride,
+ srcStride,
+ srcX + (x1 - x),
+
+ x1,
+ y1,
+ x2 - x1,
+ y2 - y1);
+ }
+}
+
+void
+fbPushPixels (GCPtr pGC,
+ PixmapPtr pBitmap,
+ DrawablePtr pDrawable,
+ int dx,
+ int dy,
+ int xOrg,
+ int yOrg)
+{
+ FbStip *stip;
+ FbStride stipStride;
+ int stipBpp;
+ int stipXoff, stipYoff; /* Assumed to be zero */
+
+ fbGetStipDrawable (&pBitmap->drawable, stip, stipStride, stipBpp, stipXoff, stipYoff);
+
+ fbPushImage (pDrawable, pGC,
+ stip, stipStride, 0,
+ xOrg, yOrg, dx, dy);
+}
diff --git a/xorg-server/fb/fbrop.h b/xorg-server/fb/fbrop.h
new file mode 100644
index 000000000..1685ee836
--- /dev/null
+++ b/xorg-server/fb/fbrop.h
@@ -0,0 +1,136 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef _FBROP_H_
+#define _FBROP_H_
+
+typedef struct _mergeRopBits {
+ FbBits ca1, cx1, ca2, cx2;
+} FbMergeRopRec, *FbMergeRopPtr;
+
+extern const FbMergeRopRec FbMergeRopBits[16];
+
+#define FbDeclareMergeRop() FbBits _ca1, _cx1, _ca2, _cx2;
+#define FbDeclarePrebuiltMergeRop() FbBits _cca, _ccx;
+
+#define FbInitializeMergeRop(alu,pm) {\
+ const FbMergeRopRec *_bits; \
+ _bits = &FbMergeRopBits[alu]; \
+ _ca1 = _bits->ca1 & pm; \
+ _cx1 = _bits->cx1 | ~pm; \
+ _ca2 = _bits->ca2 & pm; \
+ _cx2 = _bits->cx2 & pm; \
+}
+
+#define FbDestInvarientRop(alu,pm) ((pm) == FB_ALLONES && \
+ (((alu) >> 1 & 5) == ((alu) & 5)))
+
+#define FbDestInvarientMergeRop() (_ca1 == 0 && _cx1 == 0)
+
+/* AND has higher precedence than XOR */
+
+#define FbDoMergeRop(src, dst) \
+ (((dst) & (((src) & _ca1) ^ _cx1)) ^ (((src) & _ca2) ^ _cx2))
+
+#define FbDoDestInvarientMergeRop(src) (((src) & _ca2) ^ _cx2)
+
+#define FbDoMaskMergeRop(src, dst, mask) \
+ (((dst) & ((((src) & _ca1) ^ _cx1) | ~(mask))) ^ ((((src) & _ca2) ^ _cx2) & (mask)))
+
+#define FbDoLeftMaskByteMergeRop(dst, src, lb, l) { \
+ FbBits __xor = ((src) & _ca2) ^ _cx2; \
+ FbDoLeftMaskByteRRop(dst,lb,l,((src) & _ca1) ^ _cx1,__xor); \
+}
+
+#define FbDoRightMaskByteMergeRop(dst, src, rb, r) { \
+ FbBits __xor = ((src) & _ca2) ^ _cx2; \
+ FbDoRightMaskByteRRop(dst,rb,r,((src) & _ca1) ^ _cx1,__xor); \
+}
+
+#define FbDoRRop(dst, and, xor) (((dst) & (and)) ^ (xor))
+
+#define FbDoMaskRRop(dst, and, xor, mask) \
+ (((dst) & ((and) | ~(mask))) ^ (xor & mask))
+
+/*
+ * Take a single bit (0 or 1) and generate a full mask
+ */
+#define fbFillFromBit(b,t) (~((t) ((b) & 1)-1))
+
+#define fbXorT(rop,fg,pm,t) ((((fg) & fbFillFromBit((rop) >> 1,t)) | \
+ (~(fg) & fbFillFromBit((rop) >> 3,t))) & (pm))
+
+#define fbAndT(rop,fg,pm,t) ((((fg) & fbFillFromBit (rop ^ (rop>>1),t)) | \
+ (~(fg) & fbFillFromBit((rop>>2) ^ (rop>>3),t))) | \
+ ~(pm))
+
+#define fbXor(rop,fg,pm) fbXorT(rop,fg,pm,FbBits)
+
+#define fbAnd(rop,fg,pm) fbAndT(rop,fg,pm,FbBits)
+
+#define fbXorStip(rop,fg,pm) fbXorT(rop,fg,pm,FbStip)
+
+#define fbAndStip(rop,fg,pm) fbAndT(rop,fg,pm,FbStip)
+
+/*
+ * Stippling operations;
+ */
+
+extern const FbBits fbStipple16Bits[256]; /* half of table */
+#define FbStipple16Bits(b) \
+ (fbStipple16Bits[(b)&0xff] | fbStipple16Bits[(b) >> 8] << FB_HALFUNIT)
+extern const FbBits fbStipple8Bits[256];
+extern const FbBits fbStipple4Bits[16];
+extern const FbBits fbStipple2Bits[4];
+extern const FbBits fbStipple1Bits[2];
+extern const FbBits *const fbStippleTable[];
+
+#define FbStippleRRop(dst, b, fa, fx, ba, bx) \
+ (FbDoRRop(dst, fa, fx) & b) | (FbDoRRop(dst, ba, bx) & ~b)
+
+#define FbStippleRRopMask(dst, b, fa, fx, ba, bx, m) \
+ (FbDoMaskRRop(dst, fa, fx, m) & (b)) | (FbDoMaskRRop(dst, ba, bx, m) & ~(b))
+
+#define FbDoLeftMaskByteStippleRRop(dst, b, fa, fx, ba, bx, lb, l) { \
+ FbBits __xor = ((fx) & (b)) | ((bx) & ~(b)); \
+ FbDoLeftMaskByteRRop(dst, lb, l, ((fa) & (b)) | ((ba) & ~(b)), __xor); \
+}
+
+#define FbDoRightMaskByteStippleRRop(dst, b, fa, fx, ba, bx, rb, r) { \
+ FbBits __xor = ((fx) & (b)) | ((bx) & ~(b)); \
+ FbDoRightMaskByteRRop(dst, rb, r, ((fa) & (b)) | ((ba) & ~(b)), __xor); \
+}
+
+#define FbOpaqueStipple(b, fg, bg) (((fg) & (b)) | ((bg) & ~(b)))
+
+/*
+ * Compute rop for using tile code for 1-bit dest stipples; modifies
+ * existing rop to flip depending on pixel values
+ */
+#define FbStipple1RopPick(alu,b) (((alu) >> (2 - (((b) & 1) << 1))) & 3)
+
+#define FbOpaqueStipple1Rop(alu,fg,bg) (FbStipple1RopPick(alu,fg) | \
+ (FbStipple1RopPick(alu,bg) << 2))
+
+#define FbStipple1Rop(alu,fg) (FbStipple1RopPick(alu,fg) | 4)
+
+#endif
diff --git a/xorg-server/fb/fbscreen.c b/xorg-server/fb/fbscreen.c
new file mode 100644
index 000000000..12b19e419
--- /dev/null
+++ b/xorg-server/fb/fbscreen.c
@@ -0,0 +1,299 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+Bool
+fbCloseScreen (int index, ScreenPtr pScreen)
+{
+ int d;
+ DepthPtr depths = pScreen->allowedDepths;
+
+ for (d = 0; d < pScreen->numDepths; d++)
+ xfree (depths[d].vids);
+ xfree (depths);
+ xfree (pScreen->visuals);
+ xfree (pScreen->devPrivate);
+#ifdef FB_SCREEN_PRIVATE
+ xfree (dixLookupPrivate(&pScreen->devPrivates, fbGetScreenPrivateKey()));
+#endif
+ return TRUE;
+}
+
+Bool
+fbRealizeFont(ScreenPtr pScreen, FontPtr pFont)
+{
+ return (TRUE);
+}
+
+Bool
+fbUnrealizeFont(ScreenPtr pScreen, FontPtr pFont)
+{
+ return (TRUE);
+}
+
+void
+fbQueryBestSize (int class,
+ unsigned short *width, unsigned short *height,
+ ScreenPtr pScreen)
+{
+ unsigned short w;
+
+ switch (class) {
+ case CursorShape:
+ if (*width > pScreen->width)
+ *width = pScreen->width;
+ if (*height > pScreen->height)
+ *height = pScreen->height;
+ break;
+ case TileShape:
+ case StippleShape:
+ w = *width;
+ if ((w & (w - 1)) && w < FB_UNIT)
+ {
+ for (w = 1; w < *width; w <<= 1)
+ ;
+ *width = w;
+ }
+ }
+}
+
+PixmapPtr
+_fbGetWindowPixmap (WindowPtr pWindow)
+{
+ return fbGetWindowPixmap (pWindow);
+}
+
+void
+_fbSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap)
+{
+#ifdef FB_NO_WINDOW_PIXMAPS
+ FatalError ("Attempted to set window pixmap without fb support\n");
+#else
+ dixSetPrivate(&pWindow->devPrivates, fbGetWinPrivateKey(), pPixmap);
+#endif
+}
+
+Bool
+fbSetupScreen(ScreenPtr pScreen,
+ pointer pbits, /* pointer to screen bitmap */
+ int xsize, /* in pixels */
+ int ysize,
+ int dpix, /* dots per inch */
+ int dpiy,
+ int width, /* pixel width of frame buffer */
+ int bpp) /* bits per pixel for screen */
+{
+ if (!fbAllocatePrivates(pScreen, NULL))
+ return FALSE;
+ pScreen->defColormap = FakeClientID(0);
+ /* let CreateDefColormap do whatever it wants for pixels */
+ pScreen->blackPixel = pScreen->whitePixel = (Pixel) 0;
+ pScreen->QueryBestSize = fbQueryBestSize;
+ /* SaveScreen */
+ pScreen->GetImage = fbGetImage;
+ pScreen->GetSpans = fbGetSpans;
+ pScreen->CreateWindow = fbCreateWindow;
+ pScreen->DestroyWindow = fbDestroyWindow;
+ pScreen->PositionWindow = fbPositionWindow;
+ pScreen->ChangeWindowAttributes = fbChangeWindowAttributes;
+ pScreen->RealizeWindow = fbMapWindow;
+ pScreen->UnrealizeWindow = fbUnmapWindow;
+ pScreen->CopyWindow = fbCopyWindow;
+ pScreen->CreatePixmap = fbCreatePixmap;
+ pScreen->DestroyPixmap = fbDestroyPixmap;
+ pScreen->RealizeFont = fbRealizeFont;
+ pScreen->UnrealizeFont = fbUnrealizeFont;
+ pScreen->CreateGC = fbCreateGC;
+ pScreen->CreateColormap = fbInitializeColormap;
+ pScreen->DestroyColormap = (void (*)(ColormapPtr))NoopDDA;
+ pScreen->InstallColormap = fbInstallColormap;
+ pScreen->UninstallColormap = fbUninstallColormap;
+ pScreen->ListInstalledColormaps = fbListInstalledColormaps;
+ pScreen->StoreColors = (void (*)(ColormapPtr, int, xColorItem *))NoopDDA;
+ pScreen->ResolveColor = fbResolveColor;
+ pScreen->BitmapToRegion = fbPixmapToRegion;
+
+ pScreen->GetWindowPixmap = _fbGetWindowPixmap;
+ pScreen->SetWindowPixmap = _fbSetWindowPixmap;
+
+ return TRUE;
+}
+
+#ifdef FB_ACCESS_WRAPPER
+Bool
+wfbFinishScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp,
+ SetupWrapProcPtr setupWrap,
+ FinishWrapProcPtr finishWrap)
+#else
+Bool
+fbFinishScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp)
+#endif
+{
+ VisualPtr visuals;
+ DepthPtr depths;
+ int nvisuals;
+ int ndepths;
+ int rootdepth;
+ VisualID defaultVisual;
+ int imagebpp = bpp;
+
+#ifdef FB_DEBUG
+ int stride;
+
+ ysize -= 2;
+ stride = (width * bpp) / 8;
+ fbSetBits ((FbStip *) pbits,
+ stride / sizeof (FbStip), FB_HEAD_BITS);
+ pbits = (void *) ((char *) pbits + stride);
+ fbSetBits ((FbStip *) ((char *) pbits + stride * ysize),
+ stride / sizeof (FbStip), FB_TAIL_BITS);
+#endif
+ /*
+ * By default, a 24bpp screen will use 32bpp images, this avoids
+ * problems with many applications which just can't handle packed
+ * pixels. If you want real 24bit images, include a 24bpp
+ * format in the pixmap formats
+ */
+#ifdef FB_24_32BIT
+ if (bpp == 24)
+ {
+ int f;
+
+ imagebpp = 32;
+ /*
+ * Check to see if we're advertising a 24bpp image format,
+ * in which case windows will use it in preference to a 32 bit
+ * format.
+ */
+ for (f = 0; f < screenInfo.numPixmapFormats; f++)
+ {
+ if (screenInfo.formats[f].bitsPerPixel == 24)
+ {
+ imagebpp = 24;
+ break;
+ }
+ }
+ }
+#endif
+#ifdef FB_SCREEN_PRIVATE
+ if (imagebpp == 32)
+ {
+ fbGetScreenPrivate(pScreen)->win32bpp = bpp;
+ fbGetScreenPrivate(pScreen)->pix32bpp = bpp;
+ }
+ else
+ {
+ fbGetScreenPrivate(pScreen)->win32bpp = 32;
+ fbGetScreenPrivate(pScreen)->pix32bpp = 32;
+ }
+#ifdef FB_ACCESS_WRAPPER
+ fbGetScreenPrivate(pScreen)->setupWrap = setupWrap;
+ fbGetScreenPrivate(pScreen)->finishWrap = finishWrap;
+#endif
+#endif
+ rootdepth = 0;
+ if (!fbInitVisuals (&visuals, &depths, &nvisuals, &ndepths, &rootdepth,
+ &defaultVisual,((unsigned long)1<<(imagebpp-1)), 8))
+ return FALSE;
+ if (! miScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width,
+ rootdepth, ndepths, depths,
+ defaultVisual, nvisuals, visuals))
+ return FALSE;
+ /* overwrite miCloseScreen with our own */
+ pScreen->CloseScreen = fbCloseScreen;
+#ifdef FB_24_32BIT
+ if (bpp == 24 && imagebpp == 32)
+ {
+ pScreen->ModifyPixmapHeader = fb24_32ModifyPixmapHeader;
+ pScreen->CreateScreenResources = fb24_32CreateScreenResources;
+ }
+#endif
+#if 0
+ /* leave backing store initialization to the enclosing code so
+ * it can choose the correct order of wrappers
+ */
+ /* init backing store here so we can overwrite CloseScreen without stepping
+ * on the backing store wrapped version */
+ fbInitializeBackingStore (pScreen);
+#endif
+ return TRUE;
+}
+
+/* dts * (inch/dot) * (25.4 mm / inch) = mm */
+#ifdef FB_ACCESS_WRAPPER
+Bool
+wfbScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp,
+ SetupWrapProcPtr setupWrap,
+ FinishWrapProcPtr finishWrap)
+{
+ if (!fbSetupScreen(pScreen, pbits, xsize, ysize, dpix, dpiy, width, bpp))
+ return FALSE;
+ if (!wfbFinishScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy,
+ width, bpp, setupWrap, finishWrap))
+ return FALSE;
+ return TRUE;
+}
+#else
+Bool
+fbScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp)
+{
+ if (!fbSetupScreen(pScreen, pbits, xsize, ysize, dpix, dpiy, width, bpp))
+ return FALSE;
+ if (!fbFinishScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy,
+ width, bpp))
+ return FALSE;
+ return TRUE;
+}
+#endif
diff --git a/xorg-server/fb/fbseg.c b/xorg-server/fb/fbseg.c
new file mode 100644
index 000000000..80ce7404e
--- /dev/null
+++ b/xorg-server/fb/fbseg.c
@@ -0,0 +1,734 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdlib.h>
+
+#include "fb.h"
+#include "miline.h"
+
+#define fbBresShiftMask(mask,dir,bpp) ((bpp == FB_STIP_UNIT) ? 0 : \
+ ((dir < 0) ? FbStipLeft(mask,bpp) : \
+ FbStipRight(mask,bpp)))
+
+void
+fbBresSolid (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x1,
+ int y1,
+ int e,
+ int e1,
+ int e3,
+ int len)
+{
+ FbStip *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ FbStip and = (FbStip) pPriv->and;
+ FbStip xor = (FbStip) pPriv->xor;
+ FbStip mask, mask0;
+ FbStip bits;
+
+ fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ dst += ((y1 + dstYoff) * dstStride);
+ x1 = (x1 + dstXoff) * dstBpp;
+ dst += x1 >> FB_STIP_SHIFT;
+ x1 &= FB_STIP_MASK;
+ mask0 = FbStipMask(0, dstBpp);
+ mask = FbStipRight (mask0, x1);
+ if (signdx < 0)
+ mask0 = FbStipRight (mask0, FB_STIP_UNIT - dstBpp);
+ if (signdy < 0)
+ dstStride = -dstStride;
+ if (axis == X_AXIS)
+ {
+ bits = 0;
+ while (len--)
+ {
+ bits |= mask;
+ mask = fbBresShiftMask(mask,signdx,dstBpp);
+ if (!mask)
+ {
+ WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, bits));
+ bits = 0;
+ dst += signdx;
+ mask = mask0;
+ }
+ e += e1;
+ if (e >= 0)
+ {
+ WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, bits));
+ bits = 0;
+ dst += dstStride;
+ e += e3;
+ }
+ }
+ if (bits)
+ WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, bits));
+ }
+ else
+ {
+ while (len--)
+ {
+ WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, mask));
+ dst += dstStride;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ mask = fbBresShiftMask(mask,signdx,dstBpp);
+ if (!mask)
+ {
+ dst += signdx;
+ mask = mask0;
+ }
+ }
+ }
+ }
+
+ fbFinishAccess (pDrawable);
+}
+
+void
+fbBresDash (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x1,
+ int y1,
+ int e,
+ int e1,
+ int e3,
+ int len)
+{
+ FbStip *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ FbStip and = (FbStip) pPriv->and;
+ FbStip xor = (FbStip) pPriv->xor;
+ FbStip bgand = (FbStip) pPriv->bgand;
+ FbStip bgxor = (FbStip) pPriv->bgxor;
+ FbStip mask, mask0;
+ FbDashDeclare;
+ int dashlen;
+ Bool even;
+ Bool doOdd;
+
+ fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ doOdd = pGC->lineStyle == LineDoubleDash;
+
+ FbDashInit (pGC, pPriv, dashOffset, dashlen, even);
+
+ dst += ((y1 + dstYoff) * dstStride);
+ x1 = (x1 + dstXoff) * dstBpp;
+ dst += x1 >> FB_STIP_SHIFT;
+ x1 &= FB_STIP_MASK;
+ mask0 = FbStipMask(0, dstBpp);
+ mask = FbStipRight (mask0, x1);
+ if (signdx < 0)
+ mask0 = FbStipRight (mask0, FB_STIP_UNIT - dstBpp);
+ if (signdy < 0)
+ dstStride = -dstStride;
+ while (len--)
+ {
+ if (even)
+ WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, mask));
+ else if (doOdd)
+ WRITE(dst, FbDoMaskRRop (READ(dst), bgand, bgxor, mask));
+ if (axis == X_AXIS)
+ {
+ mask = fbBresShiftMask(mask,signdx,dstBpp);
+ if (!mask)
+ {
+ dst += signdx;
+ mask = mask0;
+ }
+ e += e1;
+ if (e >= 0)
+ {
+ dst += dstStride;
+ e += e3;
+ }
+ }
+ else
+ {
+ dst += dstStride;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ mask = fbBresShiftMask(mask,signdx,dstBpp);
+ if (!mask)
+ {
+ dst += signdx;
+ mask = mask0;
+ }
+ }
+ }
+ FbDashStep (dashlen, even);
+ }
+
+ fbFinishAccess (pDrawable);
+}
+
+void
+fbBresFill (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x1,
+ int y1,
+ int e,
+ int e1,
+ int e3,
+ int len)
+{
+ while (len--)
+ {
+ fbFill (pDrawable, pGC, x1, y1, 1, 1);
+ if (axis == X_AXIS)
+ {
+ x1 += signdx;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ y1 += signdy;
+ }
+ }
+ else
+ {
+ y1 += signdy;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ x1 += signdx;
+ }
+ }
+ }
+}
+
+static void
+fbSetFg (DrawablePtr pDrawable,
+ GCPtr pGC,
+ Pixel fg)
+{
+ if (fg != pGC->fgPixel)
+ {
+ DoChangeGC (pGC, GCForeground, (XID *) &fg, FALSE);
+ ValidateGC (pDrawable, pGC);
+ }
+}
+
+void
+fbBresFillDash (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x1,
+ int y1,
+ int e,
+ int e1,
+ int e3,
+ int len)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ FbDashDeclare;
+ int dashlen;
+ Bool even;
+ Bool doOdd;
+ Bool doBg;
+ Pixel fg, bg;
+
+ fg = pGC->fgPixel;
+ bg = pGC->bgPixel;
+
+ /* whether to fill the odd dashes */
+ doOdd = pGC->lineStyle == LineDoubleDash;
+ /* whether to switch fg to bg when filling odd dashes */
+ doBg = doOdd && (pGC->fillStyle == FillSolid ||
+ pGC->fillStyle == FillStippled);
+
+ /* compute current dash position */
+ FbDashInit (pGC, pPriv, dashOffset, dashlen, even);
+
+ while (len--)
+ {
+ if (even || doOdd)
+ {
+ if (doBg)
+ {
+ if (even)
+ fbSetFg (pDrawable, pGC, fg);
+ else
+ fbSetFg (pDrawable, pGC, bg);
+ }
+ fbFill (pDrawable, pGC, x1, y1, 1, 1);
+ }
+ if (axis == X_AXIS)
+ {
+ x1 += signdx;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ y1 += signdy;
+ }
+ }
+ else
+ {
+ y1 += signdy;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ x1 += signdx;
+ }
+ }
+ FbDashStep (dashlen, even);
+ }
+ if (doBg)
+ fbSetFg (pDrawable, pGC, fg);
+}
+
+#ifdef FB_24BIT
+static void
+fbBresSolid24RRop (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x1,
+ int y1,
+ int e,
+ int e1,
+ int e3,
+ int len)
+{
+ FbStip *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ FbStip and = pPriv->and;
+ FbStip xor = pPriv->xor;
+ FbStip leftMask, rightMask;
+ int nl;
+ FbStip *d;
+ int x;
+ int rot;
+ FbStip andT, xorT;
+
+ fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ dst += ((y1 + dstYoff) * dstStride);
+ x1 = (x1 + dstXoff) * 24;
+ if (signdy < 0)
+ dstStride = -dstStride;
+ signdx *= 24;
+ while (len--)
+ {
+ d = dst + (x1 >> FB_STIP_SHIFT);
+ x = x1 & FB_STIP_MASK;
+ rot = FbFirst24Rot (x);
+ andT = FbRot24Stip(and,rot);
+ xorT = FbRot24Stip(xor,rot);
+ FbMaskStip (x, 24, leftMask, nl, rightMask);
+ if (leftMask)
+ {
+ WRITE(d, FbDoMaskRRop (READ(d), andT, xorT, leftMask));
+ d++;
+ andT = FbNext24Stip (andT);
+ xorT = FbNext24Stip (xorT);
+ }
+ if (rightMask)
+ WRITE(d, FbDoMaskRRop (READ(d), andT, xorT, rightMask));
+ if (axis == X_AXIS)
+ {
+ x1 += signdx;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ dst += dstStride;
+ }
+ }
+ else
+ {
+ dst += dstStride;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ x1 += signdx;
+ }
+ }
+ }
+
+ fbFinishAccess (pDrawable);
+}
+
+static void
+fbBresDash24RRop (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x1,
+ int y1,
+ int e,
+ int e1,
+ int e3,
+ int len)
+{
+ FbStip *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ FbStip andT, xorT;
+ FbStip fgand = pPriv->and;
+ FbStip fgxor = pPriv->xor;
+ FbStip bgand = pPriv->bgand;
+ FbStip bgxor = pPriv->bgxor;
+ FbStip leftMask, rightMask;
+ int nl;
+ FbStip *d;
+ int x;
+ int rot;
+ FbDashDeclare;
+ int dashlen;
+ Bool even;
+ Bool doOdd;
+
+ fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ doOdd = pGC->lineStyle == LineDoubleDash;
+
+ /* compute current dash position */
+ FbDashInit(pGC, pPriv, dashOffset, dashlen, even);
+
+ dst += ((y1 + dstYoff) * dstStride);
+ x1 = (x1 + dstXoff) * 24;
+ if (signdy < 0)
+ dstStride = -dstStride;
+ signdx *= 24;
+ while (len--)
+ {
+ if (even || doOdd)
+ {
+ if (even)
+ {
+ andT = fgand;
+ xorT = fgxor;
+ }
+ else
+ {
+ andT = bgand;
+ xorT = bgxor;
+ }
+ d = dst + (x1 >> FB_STIP_SHIFT);
+ x = x1 & FB_STIP_MASK;
+ rot = FbFirst24Rot (x);
+ andT = FbRot24Stip (andT, rot);
+ xorT = FbRot24Stip (xorT, rot);
+ FbMaskStip (x, 24, leftMask, nl, rightMask);
+ if (leftMask)
+ {
+ WRITE(d, FbDoMaskRRop (READ(d), andT, xorT, leftMask));
+ d++;
+ andT = FbNext24Stip (andT);
+ xorT = FbNext24Stip (xorT);
+ }
+ if (rightMask)
+ WRITE(d, FbDoMaskRRop (READ(d), andT, xorT, rightMask));
+ }
+ if (axis == X_AXIS)
+ {
+ x1 += signdx;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ dst += dstStride;
+ }
+ }
+ else
+ {
+ dst += dstStride;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ x1 += signdx;
+ }
+ }
+ FbDashStep (dashlen, even);
+ }
+
+ fbFinishAccess (pDrawable);
+}
+#endif
+
+/*
+ * For drivers that want to bail drawing some lines, this
+ * function takes care of selecting the appropriate rasterizer
+ * based on the contents of the specified GC.
+ */
+
+FbBres *
+fbSelectBres (DrawablePtr pDrawable,
+ GCPtr pGC)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
+ int dstBpp = pDrawable->bitsPerPixel;
+ FbBres * bres;
+
+ if (pGC->lineStyle == LineSolid)
+ {
+ bres = fbBresFill;
+ if (pGC->fillStyle == FillSolid)
+ {
+ bres = fbBresSolid;
+#ifdef FB_24BIT
+ if (dstBpp == 24)
+ bres = fbBresSolid24RRop;
+#endif
+#ifndef FBNOPIXADDR
+ if (pPriv->and == 0)
+ {
+ switch (dstBpp) {
+ case 8: bres = fbBresSolid8; break;
+ case 16: bres = fbBresSolid16; break;
+#ifdef FB_24BIT
+ case 24: bres = fbBresSolid24; break;
+#endif
+ case 32: bres = fbBresSolid32; break;
+ }
+ }
+#endif
+ }
+ }
+ else
+ {
+ bres = fbBresFillDash;
+ if (pGC->fillStyle == FillSolid)
+ {
+ bres = fbBresDash;
+#ifdef FB_24BIT
+ if (dstBpp == 24)
+ bres = fbBresDash24RRop;
+#endif
+#ifndef FBNOPIXADDR
+ if (pPriv->and == 0 &&
+ (pGC->lineStyle == LineOnOffDash || pPriv->bgand == 0))
+ {
+ switch (dstBpp) {
+ case 8: bres = fbBresDash8; break;
+ case 16: bres = fbBresDash16; break;
+#ifdef FB_24BIT
+ case 24: bres = fbBresDash24; break;
+#endif
+ case 32: bres = fbBresDash32; break;
+ }
+ }
+#endif
+ }
+ }
+ return bres;
+}
+
+void
+fbBres (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x1,
+ int y1,
+ int e,
+ int e1,
+ int e3,
+ int len)
+{
+ (*fbSelectBres (pDrawable, pGC)) (pDrawable, pGC, dashOffset,
+ signdx, signdy, axis, x1, y1,
+ e, e1, e3, len);
+}
+
+void
+fbSegment (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int x1,
+ int y1,
+ int x2,
+ int y2,
+ Bool drawLast,
+ int *dashOffset)
+{
+ FbBres * bres;
+ RegionPtr pClip = fbGetCompositeClip(pGC);
+ BoxPtr pBox;
+ int nBox;
+ int adx; /* abs values of dx and dy */
+ int ady;
+ int signdx; /* sign of dx and dy */
+ int signdy;
+ int e, e1, e2, e3; /* bresenham error and increments */
+ int len; /* length of segment */
+ int axis; /* major axis */
+ int octant;
+ int dashoff;
+ int doff;
+ unsigned int bias = miGetZeroLineBias(pDrawable->pScreen);
+ unsigned int oc1; /* outcode of point 1 */
+ unsigned int oc2; /* outcode of point 2 */
+
+ nBox = REGION_NUM_RECTS (pClip);
+ pBox = REGION_RECTS (pClip);
+
+ bres = fbSelectBres (pDrawable, pGC);
+
+ CalcLineDeltas(x1, y1, x2, y2, adx, ady, signdx, signdy,
+ 1, 1, octant);
+
+ if (adx > ady)
+ {
+ axis = X_AXIS;
+ e1 = ady << 1;
+ e2 = e1 - (adx << 1);
+ e = e1 - adx;
+ len = adx;
+ }
+ else
+ {
+ axis = Y_AXIS;
+ e1 = adx << 1;
+ e2 = e1 - (ady << 1);
+ e = e1 - ady;
+ SetYMajorOctant(octant);
+ len = ady;
+ }
+
+ FIXUP_ERROR (e, octant, bias);
+
+ /*
+ * Adjust error terms to compare against zero
+ */
+ e3 = e2 - e1;
+ e = e - e1;
+
+ /* we have bresenham parameters and two points.
+ all we have to do now is clip and draw.
+ */
+
+ if (drawLast)
+ len++;
+ dashoff = *dashOffset;
+ *dashOffset = dashoff + len;
+ while(nBox--)
+ {
+ oc1 = 0;
+ oc2 = 0;
+ OUTCODES(oc1, x1, y1, pBox);
+ OUTCODES(oc2, x2, y2, pBox);
+ if ((oc1 | oc2) == 0)
+ {
+ (*bres) (pDrawable, pGC, dashoff,
+ signdx, signdy, axis, x1, y1,
+ e, e1, e3, len);
+ break;
+ }
+ else if (oc1 & oc2)
+ {
+ pBox++;
+ }
+ else
+ {
+ int new_x1 = x1, new_y1 = y1, new_x2 = x2, new_y2 = y2;
+ int clip1 = 0, clip2 = 0;
+ int clipdx, clipdy;
+ int err;
+
+ if (miZeroClipLine(pBox->x1, pBox->y1, pBox->x2-1,
+ pBox->y2-1,
+ &new_x1, &new_y1, &new_x2, &new_y2,
+ adx, ady, &clip1, &clip2,
+ octant, bias, oc1, oc2) == -1)
+ {
+ pBox++;
+ continue;
+ }
+
+ if (axis == X_AXIS)
+ len = abs(new_x2 - new_x1);
+ else
+ len = abs(new_y2 - new_y1);
+ if (clip2 != 0 || drawLast)
+ len++;
+ if (len)
+ {
+ /* unwind bresenham error term to first point */
+ doff = dashoff;
+ err = e;
+ if (clip1)
+ {
+ clipdx = abs(new_x1 - x1);
+ clipdy = abs(new_y1 - y1);
+ if (axis == X_AXIS)
+ {
+ doff += clipdx;
+ err += e3 * clipdy + e1 * clipdx;
+ }
+ else
+ {
+ doff += clipdy;
+ err += e3 * clipdx + e1 * clipdy;
+ }
+ }
+ (*bres) (pDrawable, pGC, doff,
+ signdx, signdy, axis, new_x1, new_y1,
+ err, e1, e3, len);
+ }
+ pBox++;
+ }
+ } /* while (nBox--) */
+}
diff --git a/xorg-server/fb/fbsetsp.c b/xorg-server/fb/fbsetsp.c
new file mode 100644
index 000000000..227ba4c62
--- /dev/null
+++ b/xorg-server/fb/fbsetsp.c
@@ -0,0 +1,102 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+void
+fbSetSpans (DrawablePtr pDrawable,
+ GCPtr pGC,
+ char *src,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ int fSorted)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ RegionPtr pClip = fbGetCompositeClip(pGC);
+ FbBits *dst, *d, *s;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ BoxPtr pbox;
+ int n;
+ int xoff;
+ int x1, x2;
+
+#ifdef FB_24_32BIT
+ if (pDrawable->bitsPerPixel != BitsPerPixel(pDrawable->depth))
+ {
+ fb24_32SetSpans (pDrawable, pGC, src, ppt, pwidth, nspans, fSorted);
+ return;
+ }
+#endif
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ while (nspans--)
+ {
+ d = dst + (ppt->y + dstYoff) * dstStride;
+ xoff = (int) (((long) src) & (FB_MASK >> 3));
+ s = (FbBits *) (src - xoff);
+ xoff <<= 3;
+ n = REGION_NUM_RECTS(pClip);
+ pbox = REGION_RECTS (pClip);
+ while (n--)
+ {
+ if (pbox->y1 > ppt->y)
+ break;
+ if (pbox->y2 > ppt->y)
+ {
+ x1 = ppt->x;
+ x2 = x1 + *pwidth;
+ if (pbox->x1 > x1)
+ x1 = pbox->x1;
+ if (pbox->x2 < x2)
+ x2 = pbox->x2;
+ if (x1 < x2)
+ fbBlt ((FbBits *) s,
+ 0,
+ (x1 - ppt->x) * dstBpp + xoff,
+ d,
+ dstStride,
+ (x1 + dstXoff) * dstBpp,
+
+ (x2 - x1) * dstBpp,
+ 1,
+ pGC->alu,
+ pPriv->pm,
+ dstBpp,
+
+ FALSE,
+ FALSE);
+ }
+ }
+ src += PixmapBytePad (*pwidth, pDrawable->depth);
+ ppt++;
+ pwidth++;
+ }
+ fbValidateDrawable (pDrawable);
+ fbFinishAccess (pDrawable);
+}
+
diff --git a/xorg-server/fb/fbsolid.c b/xorg-server/fb/fbsolid.c
new file mode 100644
index 000000000..53fcae071
--- /dev/null
+++ b/xorg-server/fb/fbsolid.c
@@ -0,0 +1,213 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#define FbSelectPart(xor,o,t) xor
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+void
+fbSolid (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int bpp,
+
+ int width,
+ int height,
+
+ FbBits and,
+ FbBits xor)
+{
+ FbBits startmask, endmask;
+ int n, nmiddle;
+ int startbyte, endbyte;
+
+#ifdef FB_24BIT
+ if (bpp == 24 && (!FbCheck24Pix(and) || !FbCheck24Pix(xor)))
+ {
+ fbSolid24 (dst, dstStride, dstX, width, height, and, xor);
+ return;
+ }
+#endif
+ dst += dstX >> FB_SHIFT;
+ dstX &= FB_MASK;
+ FbMaskBitsBytes(dstX, width, and == 0, startmask, startbyte,
+ nmiddle, endmask, endbyte);
+ if (startmask)
+ dstStride--;
+ dstStride -= nmiddle;
+ while (height--)
+ {
+ if (startmask)
+ {
+ FbDoLeftMaskByteRRop(dst,startbyte,startmask,and,xor);
+ dst++;
+ }
+ n = nmiddle;
+ if (!and)
+ while (n--)
+ WRITE(dst++, xor);
+ else
+ while (n--)
+ {
+ WRITE(dst, FbDoRRop (READ(dst), and, xor));
+ dst++;
+ }
+ if (endmask)
+ FbDoRightMaskByteRRop(dst,endbyte,endmask,and,xor);
+ dst += dstStride;
+ }
+}
+
+#ifdef FB_24BIT
+void
+fbSolid24 (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbBits and,
+ FbBits xor)
+{
+ FbBits startmask, endmask;
+ FbBits xor0 = 0, xor1 = 0, xor2 = 0;
+ FbBits and0 = 0, and1 = 0, and2 = 0;
+ FbBits xorS = 0, andS = 0, xorE = 0, andE = 0;
+ int n, nmiddle;
+ int rotS, rot;
+
+ dst += dstX >> FB_SHIFT;
+ dstX &= FB_MASK;
+ /*
+ * Rotate pixel values this far across the word to align on
+ * screen pixel boundaries
+ */
+ rot = FbFirst24Rot (dstX);
+ FbMaskBits (dstX, width, startmask, nmiddle, endmask);
+ if (startmask)
+ dstStride--;
+ dstStride -= nmiddle;
+
+ /*
+ * Precompute rotated versions of the rasterop values
+ */
+ rotS = rot;
+ xor = FbRot24(xor,rotS);
+ and = FbRot24(and,rotS);
+ if (startmask)
+ {
+ xorS = xor;
+ andS = and;
+ xor = FbNext24Pix(xor);
+ and = FbNext24Pix(and);
+ }
+
+ if (nmiddle)
+ {
+ xor0 = xor;
+ and0 = and;
+ xor1 = FbNext24Pix(xor0);
+ and1 = FbNext24Pix(and0);
+ xor2 = FbNext24Pix(xor1);
+ and2 = FbNext24Pix(and1);
+ }
+
+ if (endmask)
+ {
+ switch (nmiddle % 3) {
+ case 0:
+ xorE = xor;
+ andE = and;
+ break;
+ case 1:
+ xorE = xor1;
+ andE = and1;
+ break;
+ case 2:
+ xorE = xor2;
+ andE = and2;
+ break;
+ }
+ }
+
+ while (height--)
+ {
+ if (startmask)
+ {
+ WRITE(dst, FbDoMaskRRop(READ(dst), andS, xorS, startmask));
+ dst++;
+ }
+ n = nmiddle;
+ if (!and0)
+ {
+ while (n >= 3)
+ {
+ WRITE(dst++, xor0);
+ WRITE(dst++, xor1);
+ WRITE(dst++, xor2);
+ n -= 3;
+ }
+ if (n)
+ {
+ WRITE(dst++, xor0);
+ n--;
+ if (n)
+ {
+ WRITE(dst++, xor1);
+ }
+ }
+ }
+ else
+ {
+ while (n >= 3)
+ {
+ WRITE(dst, FbDoRRop (READ(dst), and0, xor0));
+ dst++;
+ WRITE(dst, FbDoRRop (READ(dst), and1, xor1));
+ dst++;
+ WRITE(dst, FbDoRRop (READ(dst), and2, xor2));
+ dst++;
+ n -= 3;
+ }
+ if (n)
+ {
+ WRITE(dst, FbDoRRop (READ(dst), and0, xor0));
+ dst++;
+ n--;
+ if (n)
+ {
+ WRITE(dst, FbDoRRop (READ(dst), and1, xor1));
+ dst++;
+ }
+ }
+ }
+ if (endmask)
+ WRITE(dst, FbDoMaskRRop (READ(dst), andE, xorE, endmask));
+ dst += dstStride;
+ }
+}
+#endif
diff --git a/xorg-server/fb/fbstipple.c b/xorg-server/fb/fbstipple.c
new file mode 100644
index 000000000..7d1326367
--- /dev/null
+++ b/xorg-server/fb/fbstipple.c
@@ -0,0 +1,312 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+#ifndef FBNOPIXADDR
+/*
+ * This is a slight abuse of the preprocessor to generate repetitive
+ * code, the idea is to generate code for each case of a copy-mode
+ * transparent stipple
+ */
+#define LaneCases1(c,a) case c: \
+ while (n--) { (void)FbLaneCase(c,a); a++; } \
+ break
+#define LaneCases2(c,a) LaneCases1(c,a); LaneCases1(c+1,a)
+#define LaneCases4(c,a) LaneCases2(c,a); LaneCases2(c+2,a)
+#define LaneCases8(c,a) LaneCases4(c,a); LaneCases4(c+4,a)
+#define LaneCases16(c,a) LaneCases8(c,a); LaneCases8(c+8,a)
+#define LaneCases32(c,a) LaneCases16(c,a); LaneCases16(c+16,a)
+#define LaneCases64(c,a) LaneCases32(c,a); LaneCases32(c+32,a)
+#define LaneCases128(c,a) LaneCases64(c,a); LaneCases64(c+64,a)
+#define LaneCases256(c,a) LaneCases128(c,a); LaneCases128(c+128,a)
+
+#if FB_SHIFT == 6
+#define LaneCases(a) LaneCases256(0,a)
+#endif
+
+#if FB_SHIFT == 5
+#define LaneCases(a) LaneCases16(0,a)
+#endif
+
+/*
+ * Repeat a transparent stipple across a scanline n times
+ */
+
+void
+fbTransparentSpan (FbBits *dst,
+ FbBits stip,
+ FbBits fgxor,
+ int n)
+{
+ FbStip s;
+
+ s = ((FbStip) (stip ) & 0x01);
+ s |= ((FbStip) (stip >> 8) & 0x02);
+ s |= ((FbStip) (stip >> 16) & 0x04);
+ s |= ((FbStip) (stip >> 24) & 0x08);
+#if FB_SHIFT > 5
+ s |= ((FbStip) (stip >> 32) & 0x10);
+ s |= ((FbStip) (stip >> 40) & 0x20);
+ s |= ((FbStip) (stip >> 48) & 0x40);
+ s |= ((FbStip) (stip >> 56) & 0x80);
+#endif
+ switch (s) {
+ LaneCases(dst);
+ }
+}
+#endif
+
+void
+fbEvenStipple (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int dstBpp,
+
+ int width,
+ int height,
+
+ FbStip *stip,
+ FbStride stipStride,
+ int stipHeight,
+
+ FbBits fgand,
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor,
+
+ int xRot,
+ int yRot)
+{
+ FbBits startmask, endmask;
+ FbBits mask, and, xor;
+ int nmiddle, n;
+ FbStip *s, *stipEnd, bits;
+ int rot, stipX, stipY;
+ int pixelsPerDst;
+ const FbBits *fbBits;
+ Bool transparent;
+ int startbyte, endbyte;
+
+ /*
+ * Check for a transparent stipple (stencil)
+ */
+ transparent = FALSE;
+ if (dstBpp >= 8 &&
+ fgand == 0 && bgand == FB_ALLONES && bgxor == 0)
+ transparent = TRUE;
+
+ pixelsPerDst = FB_UNIT / dstBpp;
+ /*
+ * Adjust dest pointers
+ */
+ dst += dstX >> FB_SHIFT;
+ dstX &= FB_MASK;
+ FbMaskBitsBytes (dstX, width, fgand == 0 && bgand == 0,
+ startmask, startbyte, nmiddle, endmask, endbyte);
+
+ if (startmask)
+ dstStride--;
+ dstStride -= nmiddle;
+
+ xRot *= dstBpp;
+ /*
+ * Compute stip start scanline and rotation parameters
+ */
+ stipEnd = stip + stipStride * stipHeight;
+ modulus (- yRot, stipHeight, stipY);
+ s = stip + stipStride * stipY;
+ modulus (- xRot, FB_UNIT, stipX);
+ rot = stipX;
+
+ /*
+ * Get pointer to stipple mask array for this depth
+ */
+ /* fbStippleTable covers all valid bpp (4,8,16,32) */
+ fbBits = fbStippleTable[pixelsPerDst];
+
+ while (height--)
+ {
+ /*
+ * Extract stipple bits for this scanline;
+ */
+ bits = READ(s);
+ s += stipStride;
+ if (s == stipEnd)
+ s = stip;
+#if FB_UNIT > 32
+ if (pixelsPerDst == 16)
+ mask = FbStipple16Bits(FbLeftStipBits(bits,16));
+ else
+#endif
+ mask = fbBits[FbLeftStipBits(bits,pixelsPerDst)];
+ /*
+ * Rotate into position and compute reduced rop values
+ */
+ mask = FbRotLeft(mask, rot);
+ and = (fgand & mask) | (bgand & ~mask);
+ xor = (fgxor & mask) | (bgxor & ~mask);
+
+#ifndef FBNOPIXADDR
+ if (transparent)
+ {
+ if (startmask)
+ {
+ fbTransparentSpan(dst, mask&startmask, fgxor, 1);
+ dst++;
+ }
+ fbTransparentSpan (dst, mask, fgxor, nmiddle);
+ dst += nmiddle;
+ if (endmask)
+ fbTransparentSpan(dst, mask&endmask, fgxor, 1);
+ }
+ else
+#endif
+ {
+ /*
+ * Fill scanline
+ */
+ if (startmask)
+ {
+ FbDoLeftMaskByteRRop (dst, startbyte, startmask, and, xor);
+ dst++;
+ }
+ n = nmiddle;
+ if (!and)
+ while (n--)
+ WRITE(dst++, xor);
+ else
+ {
+ while (n--)
+ {
+ WRITE(dst, FbDoRRop (READ(dst), and, xor));
+ dst++;
+ }
+ }
+ if (endmask)
+ FbDoRightMaskByteRRop(dst, endbyte, endmask, and, xor);
+ }
+ dst += dstStride;
+ }
+}
+
+void
+fbOddStipple (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int dstBpp,
+
+ int width,
+ int height,
+
+ FbStip *stip,
+ FbStride stipStride,
+ int stipWidth,
+ int stipHeight,
+
+ FbBits fgand,
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor,
+
+ int xRot,
+ int yRot)
+{
+ int stipX, stipY, sx;
+ int widthTmp;
+ int h, w;
+ int x, y;
+
+ modulus (- yRot, stipHeight, stipY);
+ modulus (dstX / dstBpp - xRot, stipWidth, stipX);
+ y = 0;
+ while (height)
+ {
+ h = stipHeight - stipY;
+ if (h > height)
+ h = height;
+ height -= h;
+ widthTmp = width;
+ x = dstX;
+ sx = stipX;
+ while (widthTmp)
+ {
+ w = (stipWidth - sx) * dstBpp;
+ if (w > widthTmp)
+ w = widthTmp;
+ widthTmp -= w;
+ fbBltOne (stip + stipY * stipStride,
+ stipStride,
+ sx,
+
+ dst + y * dstStride,
+ dstStride,
+ x,
+ dstBpp,
+
+ w, h,
+
+ fgand, fgxor, bgand, bgxor);
+ x += w;
+ sx = 0;
+ }
+ y += h;
+ stipY = 0;
+ }
+}
+
+void
+fbStipple (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int dstBpp,
+
+ int width,
+ int height,
+
+ FbStip *stip,
+ FbStride stipStride,
+ int stipWidth,
+ int stipHeight,
+ Bool even,
+
+ FbBits fgand,
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor,
+
+ int xRot,
+ int yRot)
+{
+ if (even)
+ fbEvenStipple (dst, dstStride, dstX, dstBpp, width, height,
+ stip, stipStride, stipHeight,
+ fgand, fgxor, bgand, bgxor, xRot, yRot);
+ else
+ fbOddStipple (dst, dstStride, dstX, dstBpp, width, height,
+ stip, stipStride, stipWidth, stipHeight,
+ fgand, fgxor, bgand, bgxor, xRot, yRot);
+}
diff --git a/xorg-server/fb/fbtile.c b/xorg-server/fb/fbtile.c
new file mode 100644
index 000000000..05a27a17b
--- /dev/null
+++ b/xorg-server/fb/fbtile.c
@@ -0,0 +1,203 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+/*
+ * Accelerated tile fill -- tile width is a power of two not greater
+ * than FB_UNIT
+ */
+
+void
+fbEvenTile (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbBits *tile,
+ FbStride tileStride,
+ int tileHeight,
+
+ int alu,
+ FbBits pm,
+ int xRot,
+ int yRot)
+{
+ FbBits *t, *tileEnd, bits;
+ FbBits startmask, endmask;
+ FbBits and, xor;
+ int n, nmiddle;
+ int tileX, tileY;
+ int rot;
+ int startbyte, endbyte;
+
+ dst += dstX >> FB_SHIFT;
+ dstX &= FB_MASK;
+ FbMaskBitsBytes(dstX, width, FbDestInvarientRop(alu, pm),
+ startmask, startbyte, nmiddle, endmask, endbyte);
+ if (startmask)
+ dstStride--;
+ dstStride -= nmiddle;
+
+ /*
+ * Compute tile start scanline and rotation parameters
+ */
+ tileEnd = tile + tileHeight * tileStride;
+ modulus (- yRot, tileHeight, tileY);
+ t = tile + tileY * tileStride;
+ modulus (- xRot, FB_UNIT, tileX);
+ rot = tileX;
+
+ while (height--)
+ {
+
+ /*
+ * Pick up bits for this scanline
+ */
+ bits = READ(t);
+ t += tileStride;
+ if (t >= tileEnd) t = tile;
+ bits = FbRotLeft(bits,rot);
+ and = fbAnd(alu,bits,pm);
+ xor = fbXor(alu,bits,pm);
+
+ if (startmask)
+ {
+ FbDoLeftMaskByteRRop(dst, startbyte, startmask, and, xor);
+ dst++;
+ }
+ n = nmiddle;
+ if (!and)
+ while (n--)
+ WRITE(dst++, xor);
+ else
+ while (n--)
+ {
+ WRITE(dst, FbDoRRop (READ(dst), and, xor));
+ dst++;
+ }
+ if (endmask)
+ FbDoRightMaskByteRRop(dst, endbyte, endmask, and, xor);
+ dst += dstStride;
+ }
+}
+
+void
+fbOddTile(FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbBits *tile,
+ FbStride tileStride,
+ int tileWidth,
+ int tileHeight,
+
+ int alu,
+ FbBits pm,
+ int bpp,
+
+ int xRot,
+ int yRot)
+{
+ int tileX, tileY;
+ int widthTmp;
+ int h, w;
+ int x, y;
+
+ modulus (- yRot, tileHeight, tileY);
+ y = 0;
+ while (height)
+ {
+ h = tileHeight - tileY;
+ if (h > height)
+ h = height;
+ height -= h;
+ widthTmp = width;
+ x = dstX;
+ modulus (dstX - xRot, tileWidth, tileX);
+ while (widthTmp)
+ {
+ w = tileWidth - tileX;
+ if (w > widthTmp)
+ w = widthTmp;
+ widthTmp -= w;
+ fbBlt (tile + tileY * tileStride,
+ tileStride,
+ tileX,
+
+ dst + y * dstStride,
+ dstStride,
+ x,
+
+ w, h,
+ alu,
+ pm,
+ bpp,
+
+ FALSE,
+ FALSE);
+ x += w;
+ tileX = 0;
+ }
+ y += h;
+ tileY = 0;
+ }
+}
+
+void
+fbTile (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbBits *tile,
+ FbStride tileStride,
+ int tileWidth,
+ int tileHeight,
+
+ int alu,
+ FbBits pm,
+ int bpp,
+
+ int xRot,
+ int yRot)
+{
+ if (FbEvenTile (tileWidth))
+ fbEvenTile (dst, dstStride, dstX, width, height,
+ tile, tileStride, tileHeight,
+ alu, pm, xRot, yRot);
+ else
+ fbOddTile (dst, dstStride, dstX, width, height,
+ tile, tileStride, tileWidth, tileHeight,
+ alu, pm, bpp, xRot, yRot);
+}
diff --git a/xorg-server/fb/fbtrap.c b/xorg-server/fb/fbtrap.c
new file mode 100644
index 000000000..830603ae7
--- /dev/null
+++ b/xorg-server/fb/fbtrap.c
@@ -0,0 +1,161 @@
+/*
+ * Copyright © 2004 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+#ifdef RENDER
+
+#include "picturestr.h"
+#include "mipict.h"
+#include "renderedge.h"
+#include "fbpict.h"
+
+void
+fbAddTraps (PicturePtr pPicture,
+ INT16 x_off,
+ INT16 y_off,
+ int ntrap,
+ xTrap *traps)
+{
+ pixman_image_t *image = image_from_pict (pPicture, FALSE);
+
+ if (!image)
+ return;
+
+ pixman_add_traps (image, x_off, y_off, ntrap, (pixman_trap_t *)traps);
+
+ free_pixman_pict (pPicture, image);
+}
+
+void
+fbRasterizeTrapezoid (PicturePtr pPicture,
+ xTrapezoid *trap,
+ int x_off,
+ int y_off)
+{
+ pixman_image_t *image = image_from_pict (pPicture, FALSE);
+
+ if (!image)
+ return;
+
+ pixman_rasterize_trapezoid (image, (pixman_trapezoid_t *)trap, x_off, y_off);
+
+ free_pixman_pict (pPicture, image);
+}
+
+static int
+_GreaterY (xPointFixed *a, xPointFixed *b)
+{
+ if (a->y == b->y)
+ return a->x > b->x;
+ return a->y > b->y;
+}
+
+/*
+ * Note that the definition of this function is a bit odd because
+ * of the X coordinate space (y increasing downwards).
+ */
+static int
+_Clockwise (xPointFixed *ref, xPointFixed *a, xPointFixed *b)
+{
+ xPointFixed ad, bd;
+
+ ad.x = a->x - ref->x;
+ ad.y = a->y - ref->y;
+ bd.x = b->x - ref->x;
+ bd.y = b->y - ref->y;
+
+ return ((xFixed_32_32) bd.y * ad.x - (xFixed_32_32) ad.y * bd.x) < 0;
+}
+
+/* FIXME -- this could be made more efficient */
+void
+fbAddTriangles (PicturePtr pPicture,
+ INT16 x_off,
+ INT16 y_off,
+ int ntri,
+ xTriangle *tris)
+{
+ xPointFixed *top, *left, *right, *tmp;
+ xTrapezoid trap;
+
+ for (; ntri; ntri--, tris++)
+ {
+ top = &tris->p1;
+ left = &tris->p2;
+ right = &tris->p3;
+ if (_GreaterY (top, left)) {
+ tmp = left; left = top; top = tmp;
+ }
+ if (_GreaterY (top, right)) {
+ tmp = right; right = top; top = tmp;
+ }
+ if (_Clockwise (top, right, left)) {
+ tmp = right; right = left; left = tmp;
+ }
+
+ /*
+ * Two cases:
+ *
+ * + +
+ * / \ / \
+ * / \ / \
+ * / + + \
+ * / -- -- \
+ * / -- -- \
+ * / --- --- \
+ * +-- --+
+ */
+
+ trap.top = top->y;
+ trap.left.p1 = *top;
+ trap.left.p2 = *left;
+ trap.right.p1 = *top;
+ trap.right.p2 = *right;
+ if (right->y < left->y)
+ trap.bottom = right->y;
+ else
+ trap.bottom = left->y;
+ fbRasterizeTrapezoid (pPicture, &trap, x_off, y_off);
+ if (right->y < left->y)
+ {
+ trap.top = right->y;
+ trap.bottom = left->y;
+ trap.right.p1 = *right;
+ trap.right.p2 = *left;
+ }
+ else
+ {
+ trap.top = left->y;
+ trap.bottom = right->y;
+ trap.left.p1 = *left;
+ trap.left.p2 = *right;
+ }
+ fbRasterizeTrapezoid (pPicture, &trap, x_off, y_off);
+ }
+}
+
+#endif /* RENDER */
diff --git a/xorg-server/fb/fbutil.c b/xorg-server/fb/fbutil.c
new file mode 100644
index 000000000..5e232971e
--- /dev/null
+++ b/xorg-server/fb/fbutil.c
@@ -0,0 +1,362 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+FbBits
+fbReplicatePixel (Pixel p, int bpp)
+{
+ FbBits b = p;
+
+ b &= FbFullMask (bpp);
+ while (bpp < FB_UNIT)
+ {
+ b |= b << bpp;
+ bpp <<= 1;
+ }
+ return b;
+}
+
+void
+fbReduceRasterOp (int rop, FbBits fg, FbBits pm, FbBits *andp, FbBits *xorp)
+{
+ FbBits and, xor;
+
+ switch (rop)
+ {
+ default:
+ case GXclear: /* 0 0 0 0 */
+ and = 0;
+ xor = 0;
+ break;
+ case GXand: /* 0 0 0 1 */
+ and = fg;
+ xor = 0;
+ break;
+ case GXandReverse: /* 0 0 1 0 */
+ and = fg;
+ xor = fg;
+ break;
+ case GXcopy: /* 0 0 1 1 */
+ and = 0;
+ xor = fg;
+ break;
+ case GXandInverted: /* 0 1 0 0 */
+ and = ~fg;
+ xor = 0;
+ break;
+ case GXnoop: /* 0 1 0 1 */
+ and = FB_ALLONES;
+ xor = 0;
+ break;
+ case GXxor: /* 0 1 1 0 */
+ and = FB_ALLONES;
+ xor = fg;
+ break;
+ case GXor: /* 0 1 1 1 */
+ and = ~fg;
+ xor = fg;
+ break;
+ case GXnor: /* 1 0 0 0 */
+ and = ~fg;
+ xor = ~fg;
+ break;
+ case GXequiv: /* 1 0 0 1 */
+ and = FB_ALLONES;
+ xor = ~fg;
+ break;
+ case GXinvert: /* 1 0 1 0 */
+ and = FB_ALLONES;
+ xor = FB_ALLONES;
+ break;
+ case GXorReverse: /* 1 0 1 1 */
+ and = ~fg;
+ xor = FB_ALLONES;
+ break;
+ case GXcopyInverted: /* 1 1 0 0 */
+ and = 0;
+ xor = ~fg;
+ break;
+ case GXorInverted: /* 1 1 0 1 */
+ and = fg;
+ xor = ~fg;
+ break;
+ case GXnand: /* 1 1 1 0 */
+ and = fg;
+ xor = FB_ALLONES;
+ break;
+ case GXset: /* 1 1 1 1 */
+ and = 0;
+ xor = FB_ALLONES;
+ break;
+ }
+ and |= ~pm;
+ xor &= pm;
+ *andp = and;
+ *xorp = xor;
+}
+
+#define O 0
+#define I FB_ALLONES
+
+const FbMergeRopRec FbMergeRopBits[16] = {
+ { O,O,O,O }, /* clear 0x0 0 */
+ { I,O,O,O }, /* and 0x1 src AND dst */
+ { I,O,I,O }, /* andReverse 0x2 src AND NOT dst */
+ { O,O,I,O }, /* copy 0x3 src */
+ { I,I,O,O }, /* andInverted 0x4 NOT src AND dst */
+ { O,I,O,O }, /* noop 0x5 dst */
+ { O,I,I,O }, /* xor 0x6 src XOR dst */
+ { I,I,I,O }, /* or 0x7 src OR dst */
+ { I,I,I,I }, /* nor 0x8 NOT src AND NOT dst */
+ { O,I,I,I }, /* equiv 0x9 NOT src XOR dst */
+ { O,I,O,I }, /* invert 0xa NOT dst */
+ { I,I,O,I }, /* orReverse 0xb src OR NOT dst */
+ { O,O,I,I }, /* copyInverted 0xc NOT src */
+ { I,O,I,I }, /* orInverted 0xd NOT src OR dst */
+ { I,O,O,I }, /* nand 0xe NOT src OR NOT dst */
+ { O,O,O,I }, /* set 0xf 1 */
+};
+
+/*
+ * Stipple masks are independent of bit/byte order as long
+ * as bitorder == byteorder. FB doesn't handle the case
+ * where these differ
+ */
+#define BitsMask(x,w) ((FB_ALLONES << ((x) & FB_MASK)) & \
+ (FB_ALLONES >> ((FB_UNIT - ((x) + (w))) & FB_MASK)))
+
+#define Mask(x,w) BitsMask((x)*(w),(w))
+
+
+#define SelMask(b,n,w) ((((b) >> n) & 1) * Mask(n,w))
+
+#define C1(b,w) \
+ (SelMask(b,0,w))
+
+#define C2(b,w) \
+ (SelMask(b,0,w) | \
+ SelMask(b,1,w))
+
+#define C4(b,w) \
+ (SelMask(b,0,w) | \
+ SelMask(b,1,w) | \
+ SelMask(b,2,w) | \
+ SelMask(b,3,w))
+
+#define C8(b,w) \
+ (SelMask(b,0,w) | \
+ SelMask(b,1,w) | \
+ SelMask(b,2,w) | \
+ SelMask(b,3,w) | \
+ SelMask(b,4,w) | \
+ SelMask(b,5,w) | \
+ SelMask(b,6,w) | \
+ SelMask(b,7,w))
+
+#if FB_UNIT == 16
+#define fbStipple16Bits 0
+#define fbStipple8Bits 0
+const FbBits fbStipple4Bits[16] = {
+ C4( 0,4), C4( 1,4), C4( 2,4), C4( 3,4), C4( 4,4), C4( 5,4),
+ C4( 6,4), C4( 7,4), C4( 8,4), C4( 9,4), C4( 10,4), C4( 11,4),
+ C4( 12,4), C4( 13,4), C4( 14,4), C4( 15,4),};
+const FbBits fbStipple2Bits[4] = {
+ C2( 0,8), C2( 1,8), C2( 2,8), C2( 3,8),
+};
+const FbBits fbStipple1Bits[2] = {
+ C1( 0,16), C1( 1,16),
+};
+#endif
+#if FB_UNIT == 32
+#define fbStipple16Bits 0
+const FbBits fbStipple8Bits[256] = {
+ C8( 0,4), C8( 1,4), C8( 2,4), C8( 3,4), C8( 4,4), C8( 5,4),
+ C8( 6,4), C8( 7,4), C8( 8,4), C8( 9,4), C8( 10,4), C8( 11,4),
+ C8( 12,4), C8( 13,4), C8( 14,4), C8( 15,4), C8( 16,4), C8( 17,4),
+ C8( 18,4), C8( 19,4), C8( 20,4), C8( 21,4), C8( 22,4), C8( 23,4),
+ C8( 24,4), C8( 25,4), C8( 26,4), C8( 27,4), C8( 28,4), C8( 29,4),
+ C8( 30,4), C8( 31,4), C8( 32,4), C8( 33,4), C8( 34,4), C8( 35,4),
+ C8( 36,4), C8( 37,4), C8( 38,4), C8( 39,4), C8( 40,4), C8( 41,4),
+ C8( 42,4), C8( 43,4), C8( 44,4), C8( 45,4), C8( 46,4), C8( 47,4),
+ C8( 48,4), C8( 49,4), C8( 50,4), C8( 51,4), C8( 52,4), C8( 53,4),
+ C8( 54,4), C8( 55,4), C8( 56,4), C8( 57,4), C8( 58,4), C8( 59,4),
+ C8( 60,4), C8( 61,4), C8( 62,4), C8( 63,4), C8( 64,4), C8( 65,4),
+ C8( 66,4), C8( 67,4), C8( 68,4), C8( 69,4), C8( 70,4), C8( 71,4),
+ C8( 72,4), C8( 73,4), C8( 74,4), C8( 75,4), C8( 76,4), C8( 77,4),
+ C8( 78,4), C8( 79,4), C8( 80,4), C8( 81,4), C8( 82,4), C8( 83,4),
+ C8( 84,4), C8( 85,4), C8( 86,4), C8( 87,4), C8( 88,4), C8( 89,4),
+ C8( 90,4), C8( 91,4), C8( 92,4), C8( 93,4), C8( 94,4), C8( 95,4),
+ C8( 96,4), C8( 97,4), C8( 98,4), C8( 99,4), C8(100,4), C8(101,4),
+ C8(102,4), C8(103,4), C8(104,4), C8(105,4), C8(106,4), C8(107,4),
+ C8(108,4), C8(109,4), C8(110,4), C8(111,4), C8(112,4), C8(113,4),
+ C8(114,4), C8(115,4), C8(116,4), C8(117,4), C8(118,4), C8(119,4),
+ C8(120,4), C8(121,4), C8(122,4), C8(123,4), C8(124,4), C8(125,4),
+ C8(126,4), C8(127,4), C8(128,4), C8(129,4), C8(130,4), C8(131,4),
+ C8(132,4), C8(133,4), C8(134,4), C8(135,4), C8(136,4), C8(137,4),
+ C8(138,4), C8(139,4), C8(140,4), C8(141,4), C8(142,4), C8(143,4),
+ C8(144,4), C8(145,4), C8(146,4), C8(147,4), C8(148,4), C8(149,4),
+ C8(150,4), C8(151,4), C8(152,4), C8(153,4), C8(154,4), C8(155,4),
+ C8(156,4), C8(157,4), C8(158,4), C8(159,4), C8(160,4), C8(161,4),
+ C8(162,4), C8(163,4), C8(164,4), C8(165,4), C8(166,4), C8(167,4),
+ C8(168,4), C8(169,4), C8(170,4), C8(171,4), C8(172,4), C8(173,4),
+ C8(174,4), C8(175,4), C8(176,4), C8(177,4), C8(178,4), C8(179,4),
+ C8(180,4), C8(181,4), C8(182,4), C8(183,4), C8(184,4), C8(185,4),
+ C8(186,4), C8(187,4), C8(188,4), C8(189,4), C8(190,4), C8(191,4),
+ C8(192,4), C8(193,4), C8(194,4), C8(195,4), C8(196,4), C8(197,4),
+ C8(198,4), C8(199,4), C8(200,4), C8(201,4), C8(202,4), C8(203,4),
+ C8(204,4), C8(205,4), C8(206,4), C8(207,4), C8(208,4), C8(209,4),
+ C8(210,4), C8(211,4), C8(212,4), C8(213,4), C8(214,4), C8(215,4),
+ C8(216,4), C8(217,4), C8(218,4), C8(219,4), C8(220,4), C8(221,4),
+ C8(222,4), C8(223,4), C8(224,4), C8(225,4), C8(226,4), C8(227,4),
+ C8(228,4), C8(229,4), C8(230,4), C8(231,4), C8(232,4), C8(233,4),
+ C8(234,4), C8(235,4), C8(236,4), C8(237,4), C8(238,4), C8(239,4),
+ C8(240,4), C8(241,4), C8(242,4), C8(243,4), C8(244,4), C8(245,4),
+ C8(246,4), C8(247,4), C8(248,4), C8(249,4), C8(250,4), C8(251,4),
+ C8(252,4), C8(253,4), C8(254,4), C8(255,4),
+};
+const FbBits fbStipple4Bits[16] = {
+ C4( 0,8), C4( 1,8), C4( 2,8), C4( 3,8), C4( 4,8), C4( 5,8),
+ C4( 6,8), C4( 7,8), C4( 8,8), C4( 9,8), C4( 10,8), C4( 11,8),
+ C4( 12,8), C4( 13,8), C4( 14,8), C4( 15,8),};
+const FbBits fbStipple2Bits[4] = {
+ C2( 0,16), C2( 1,16), C2( 2,16), C2( 3,16),
+};
+const FbBits fbStipple1Bits[2] = {
+ C1( 0,32), C1( 1,32),
+};
+#endif
+#if FB_UNIT == 64
+const FbBits fbStipple16Bits[256] = {
+ C8( 0,4), C8( 1,4), C8( 2,4), C8( 3,4), C8( 4,4), C8( 5,4),
+ C8( 6,4), C8( 7,4), C8( 8,4), C8( 9,4), C8( 10,4), C8( 11,4),
+ C8( 12,4), C8( 13,4), C8( 14,4), C8( 15,4), C8( 16,4), C8( 17,4),
+ C8( 18,4), C8( 19,4), C8( 20,4), C8( 21,4), C8( 22,4), C8( 23,4),
+ C8( 24,4), C8( 25,4), C8( 26,4), C8( 27,4), C8( 28,4), C8( 29,4),
+ C8( 30,4), C8( 31,4), C8( 32,4), C8( 33,4), C8( 34,4), C8( 35,4),
+ C8( 36,4), C8( 37,4), C8( 38,4), C8( 39,4), C8( 40,4), C8( 41,4),
+ C8( 42,4), C8( 43,4), C8( 44,4), C8( 45,4), C8( 46,4), C8( 47,4),
+ C8( 48,4), C8( 49,4), C8( 50,4), C8( 51,4), C8( 52,4), C8( 53,4),
+ C8( 54,4), C8( 55,4), C8( 56,4), C8( 57,4), C8( 58,4), C8( 59,4),
+ C8( 60,4), C8( 61,4), C8( 62,4), C8( 63,4), C8( 64,4), C8( 65,4),
+ C8( 66,4), C8( 67,4), C8( 68,4), C8( 69,4), C8( 70,4), C8( 71,4),
+ C8( 72,4), C8( 73,4), C8( 74,4), C8( 75,4), C8( 76,4), C8( 77,4),
+ C8( 78,4), C8( 79,4), C8( 80,4), C8( 81,4), C8( 82,4), C8( 83,4),
+ C8( 84,4), C8( 85,4), C8( 86,4), C8( 87,4), C8( 88,4), C8( 89,4),
+ C8( 90,4), C8( 91,4), C8( 92,4), C8( 93,4), C8( 94,4), C8( 95,4),
+ C8( 96,4), C8( 97,4), C8( 98,4), C8( 99,4), C8(100,4), C8(101,4),
+ C8(102,4), C8(103,4), C8(104,4), C8(105,4), C8(106,4), C8(107,4),
+ C8(108,4), C8(109,4), C8(110,4), C8(111,4), C8(112,4), C8(113,4),
+ C8(114,4), C8(115,4), C8(116,4), C8(117,4), C8(118,4), C8(119,4),
+ C8(120,4), C8(121,4), C8(122,4), C8(123,4), C8(124,4), C8(125,4),
+ C8(126,4), C8(127,4), C8(128,4), C8(129,4), C8(130,4), C8(131,4),
+ C8(132,4), C8(133,4), C8(134,4), C8(135,4), C8(136,4), C8(137,4),
+ C8(138,4), C8(139,4), C8(140,4), C8(141,4), C8(142,4), C8(143,4),
+ C8(144,4), C8(145,4), C8(146,4), C8(147,4), C8(148,4), C8(149,4),
+ C8(150,4), C8(151,4), C8(152,4), C8(153,4), C8(154,4), C8(155,4),
+ C8(156,4), C8(157,4), C8(158,4), C8(159,4), C8(160,4), C8(161,4),
+ C8(162,4), C8(163,4), C8(164,4), C8(165,4), C8(166,4), C8(167,4),
+ C8(168,4), C8(169,4), C8(170,4), C8(171,4), C8(172,4), C8(173,4),
+ C8(174,4), C8(175,4), C8(176,4), C8(177,4), C8(178,4), C8(179,4),
+ C8(180,4), C8(181,4), C8(182,4), C8(183,4), C8(184,4), C8(185,4),
+ C8(186,4), C8(187,4), C8(188,4), C8(189,4), C8(190,4), C8(191,4),
+ C8(192,4), C8(193,4), C8(194,4), C8(195,4), C8(196,4), C8(197,4),
+ C8(198,4), C8(199,4), C8(200,4), C8(201,4), C8(202,4), C8(203,4),
+ C8(204,4), C8(205,4), C8(206,4), C8(207,4), C8(208,4), C8(209,4),
+ C8(210,4), C8(211,4), C8(212,4), C8(213,4), C8(214,4), C8(215,4),
+ C8(216,4), C8(217,4), C8(218,4), C8(219,4), C8(220,4), C8(221,4),
+ C8(222,4), C8(223,4), C8(224,4), C8(225,4), C8(226,4), C8(227,4),
+ C8(228,4), C8(229,4), C8(230,4), C8(231,4), C8(232,4), C8(233,4),
+ C8(234,4), C8(235,4), C8(236,4), C8(237,4), C8(238,4), C8(239,4),
+ C8(240,4), C8(241,4), C8(242,4), C8(243,4), C8(244,4), C8(245,4),
+ C8(246,4), C8(247,4), C8(248,4), C8(249,4), C8(250,4), C8(251,4),
+ C8(252,4), C8(253,4), C8(254,4), C8(255,4),
+};
+const FbBits fbStipple8Bits[256] = {
+ C8( 0,8), C8( 1,8), C8( 2,8), C8( 3,8), C8( 4,8), C8( 5,8),
+ C8( 6,8), C8( 7,8), C8( 8,8), C8( 9,8), C8( 10,8), C8( 11,8),
+ C8( 12,8), C8( 13,8), C8( 14,8), C8( 15,8), C8( 16,8), C8( 17,8),
+ C8( 18,8), C8( 19,8), C8( 20,8), C8( 21,8), C8( 22,8), C8( 23,8),
+ C8( 24,8), C8( 25,8), C8( 26,8), C8( 27,8), C8( 28,8), C8( 29,8),
+ C8( 30,8), C8( 31,8), C8( 32,8), C8( 33,8), C8( 34,8), C8( 35,8),
+ C8( 36,8), C8( 37,8), C8( 38,8), C8( 39,8), C8( 40,8), C8( 41,8),
+ C8( 42,8), C8( 43,8), C8( 44,8), C8( 45,8), C8( 46,8), C8( 47,8),
+ C8( 48,8), C8( 49,8), C8( 50,8), C8( 51,8), C8( 52,8), C8( 53,8),
+ C8( 54,8), C8( 55,8), C8( 56,8), C8( 57,8), C8( 58,8), C8( 59,8),
+ C8( 60,8), C8( 61,8), C8( 62,8), C8( 63,8), C8( 64,8), C8( 65,8),
+ C8( 66,8), C8( 67,8), C8( 68,8), C8( 69,8), C8( 70,8), C8( 71,8),
+ C8( 72,8), C8( 73,8), C8( 74,8), C8( 75,8), C8( 76,8), C8( 77,8),
+ C8( 78,8), C8( 79,8), C8( 80,8), C8( 81,8), C8( 82,8), C8( 83,8),
+ C8( 84,8), C8( 85,8), C8( 86,8), C8( 87,8), C8( 88,8), C8( 89,8),
+ C8( 90,8), C8( 91,8), C8( 92,8), C8( 93,8), C8( 94,8), C8( 95,8),
+ C8( 96,8), C8( 97,8), C8( 98,8), C8( 99,8), C8(100,8), C8(101,8),
+ C8(102,8), C8(103,8), C8(104,8), C8(105,8), C8(106,8), C8(107,8),
+ C8(108,8), C8(109,8), C8(110,8), C8(111,8), C8(112,8), C8(113,8),
+ C8(114,8), C8(115,8), C8(116,8), C8(117,8), C8(118,8), C8(119,8),
+ C8(120,8), C8(121,8), C8(122,8), C8(123,8), C8(124,8), C8(125,8),
+ C8(126,8), C8(127,8), C8(128,8), C8(129,8), C8(130,8), C8(131,8),
+ C8(132,8), C8(133,8), C8(134,8), C8(135,8), C8(136,8), C8(137,8),
+ C8(138,8), C8(139,8), C8(140,8), C8(141,8), C8(142,8), C8(143,8),
+ C8(144,8), C8(145,8), C8(146,8), C8(147,8), C8(148,8), C8(149,8),
+ C8(150,8), C8(151,8), C8(152,8), C8(153,8), C8(154,8), C8(155,8),
+ C8(156,8), C8(157,8), C8(158,8), C8(159,8), C8(160,8), C8(161,8),
+ C8(162,8), C8(163,8), C8(164,8), C8(165,8), C8(166,8), C8(167,8),
+ C8(168,8), C8(169,8), C8(170,8), C8(171,8), C8(172,8), C8(173,8),
+ C8(174,8), C8(175,8), C8(176,8), C8(177,8), C8(178,8), C8(179,8),
+ C8(180,8), C8(181,8), C8(182,8), C8(183,8), C8(184,8), C8(185,8),
+ C8(186,8), C8(187,8), C8(188,8), C8(189,8), C8(190,8), C8(191,8),
+ C8(192,8), C8(193,8), C8(194,8), C8(195,8), C8(196,8), C8(197,8),
+ C8(198,8), C8(199,8), C8(200,8), C8(201,8), C8(202,8), C8(203,8),
+ C8(204,8), C8(205,8), C8(206,8), C8(207,8), C8(208,8), C8(209,8),
+ C8(210,8), C8(211,8), C8(212,8), C8(213,8), C8(214,8), C8(215,8),
+ C8(216,8), C8(217,8), C8(218,8), C8(219,8), C8(220,8), C8(221,8),
+ C8(222,8), C8(223,8), C8(224,8), C8(225,8), C8(226,8), C8(227,8),
+ C8(228,8), C8(229,8), C8(230,8), C8(231,8), C8(232,8), C8(233,8),
+ C8(234,8), C8(235,8), C8(236,8), C8(237,8), C8(238,8), C8(239,8),
+ C8(240,8), C8(241,8), C8(242,8), C8(243,8), C8(244,8), C8(245,8),
+ C8(246,8), C8(247,8), C8(248,8), C8(249,8), C8(250,8), C8(251,8),
+ C8(252,8), C8(253,8), C8(254,8), C8(255,8),
+};
+const FbBits fbStipple4Bits[16] = {
+ C4( 0,16), C4( 1,16), C4( 2,16), C4( 3,16), C4( 4,16), C4( 5,16),
+ C4( 6,16), C4( 7,16), C4( 8,16), C4( 9,16), C4( 10,16), C4( 11,16),
+ C4( 12,16), C4( 13,16), C4( 14,16), C4( 15,16),};
+const FbBits fbStipple2Bits[4] = {
+ C2( 0,32), C2( 1,32), C2( 2,32), C2( 3,32),
+};
+#define fbStipple1Bits 0
+#endif
+const FbBits * const fbStippleTable[] = {
+ 0,
+ fbStipple1Bits,
+ fbStipple2Bits,
+ 0,
+ fbStipple4Bits,
+ 0,
+ 0,
+ 0,
+ fbStipple8Bits,
+};
diff --git a/xorg-server/fb/fbwindow.c b/xorg-server/fb/fbwindow.c
new file mode 100644
index 000000000..f6fe8aa83
--- /dev/null
+++ b/xorg-server/fb/fbwindow.c
@@ -0,0 +1,252 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdlib.h>
+
+#include "fb.h"
+
+Bool
+fbCreateWindow(WindowPtr pWin)
+{
+#ifndef FB_NO_WINDOW_PIXMAPS
+ dixSetPrivate(&pWin->devPrivates, fbGetWinPrivateKey(),
+ fbGetScreenPixmap(pWin->drawable.pScreen));
+#endif
+#ifdef FB_SCREEN_PRIVATE
+ if (pWin->drawable.bitsPerPixel == 32)
+ pWin->drawable.bitsPerPixel = fbGetScreenPrivate(pWin->drawable.pScreen)->win32bpp;
+#endif
+ return TRUE;
+}
+
+Bool
+fbDestroyWindow(WindowPtr pWin)
+{
+ return TRUE;
+}
+
+Bool
+fbMapWindow(WindowPtr pWindow)
+{
+ return TRUE;
+}
+
+Bool
+fbPositionWindow(WindowPtr pWin, int x, int y)
+{
+ return TRUE;
+}
+
+Bool
+fbUnmapWindow(WindowPtr pWindow)
+{
+ return TRUE;
+}
+
+void
+fbCopyWindowProc (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure)
+{
+ FbBits *src;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+
+ fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+ fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ while (nbox--)
+ {
+ fbBlt (src + (pbox->y1 + dy + srcYoff) * srcStride,
+ srcStride,
+ (pbox->x1 + dx + srcXoff) * srcBpp,
+
+ dst + (pbox->y1 + dstYoff) * dstStride,
+ dstStride,
+ (pbox->x1 + dstXoff) * dstBpp,
+
+ (pbox->x2 - pbox->x1) * dstBpp,
+ (pbox->y2 - pbox->y1),
+
+ GXcopy,
+ FB_ALLONES,
+ dstBpp,
+
+ reverse,
+ upsidedown);
+ pbox++;
+ }
+
+ fbFinishAccess (pDstDrawable);
+ fbFinishAccess (pSrcDrawable);
+}
+
+void
+fbCopyWindow(WindowPtr pWin,
+ DDXPointRec ptOldOrg,
+ RegionPtr prgnSrc)
+{
+ RegionRec rgnDst;
+ int dx, dy;
+
+ PixmapPtr pPixmap = fbGetWindowPixmap (pWin);
+ DrawablePtr pDrawable = &pPixmap->drawable;
+
+ dx = ptOldOrg.x - pWin->drawable.x;
+ dy = ptOldOrg.y - pWin->drawable.y;
+ REGION_TRANSLATE(pWin->drawable.pScreen, prgnSrc, -dx, -dy);
+
+ REGION_NULL (pWin->drawable.pScreen, &rgnDst);
+
+ REGION_INTERSECT(pWin->drawable.pScreen, &rgnDst, &pWin->borderClip, prgnSrc);
+
+#ifdef COMPOSITE
+ if (pPixmap->screen_x || pPixmap->screen_y)
+ REGION_TRANSLATE (pWin->drawable.pScreen, &rgnDst,
+ -pPixmap->screen_x, -pPixmap->screen_y);
+#endif
+
+ fbCopyRegion (pDrawable, pDrawable,
+ 0,
+ &rgnDst, dx, dy, fbCopyWindowProc, 0, 0);
+
+ REGION_UNINIT(pWin->drawable.pScreen, &rgnDst);
+ fbValidateDrawable (&pWin->drawable);
+}
+
+Bool
+fbChangeWindowAttributes(WindowPtr pWin, unsigned long mask)
+{
+ PixmapPtr pPixmap;
+
+ if (mask & CWBackPixmap)
+ {
+ if (pWin->backgroundState == BackgroundPixmap)
+ {
+ pPixmap = pWin->background.pixmap;
+#ifdef FB_24_32BIT
+ if (pPixmap->drawable.bitsPerPixel != pWin->drawable.bitsPerPixel)
+ {
+ pPixmap = fb24_32ReformatTile (pPixmap,
+ pWin->drawable.bitsPerPixel);
+ if (pPixmap)
+ {
+ (*pWin->drawable.pScreen->DestroyPixmap) (pWin->background.pixmap);
+ pWin->background.pixmap = pPixmap;
+ }
+ }
+#endif
+ if (FbEvenTile (pPixmap->drawable.width *
+ pPixmap->drawable.bitsPerPixel))
+ fbPadPixmap (pPixmap);
+ }
+ }
+ if (mask & CWBorderPixmap)
+ {
+ if (pWin->borderIsPixel == FALSE)
+ {
+ pPixmap = pWin->border.pixmap;
+#ifdef FB_24_32BIT
+ if (pPixmap->drawable.bitsPerPixel !=
+ pWin->drawable.bitsPerPixel)
+ {
+ pPixmap = fb24_32ReformatTile (pPixmap,
+ pWin->drawable.bitsPerPixel);
+ if (pPixmap)
+ {
+ (*pWin->drawable.pScreen->DestroyPixmap) (pWin->border.pixmap);
+ pWin->border.pixmap = pPixmap;
+ }
+ }
+#endif
+ if (FbEvenTile (pPixmap->drawable.width *
+ pPixmap->drawable.bitsPerPixel))
+ fbPadPixmap (pPixmap);
+ }
+ }
+ return TRUE;
+}
+
+void
+fbFillRegionSolid (DrawablePtr pDrawable,
+ RegionPtr pRegion,
+ FbBits and,
+ FbBits xor)
+{
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ int n = REGION_NUM_RECTS(pRegion);
+ BoxPtr pbox = REGION_RECTS(pRegion);
+
+#ifndef FB_ACCESS_WRAPPER
+ int try_mmx = 0;
+ if (!and)
+ try_mmx = 1;
+#endif
+
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ while (n--)
+ {
+#ifndef FB_ACCESS_WRAPPER
+ if (!try_mmx || !pixman_fill (dst, dstStride, dstBpp,
+ pbox->x1 + dstXoff, pbox->y1 + dstYoff,
+ (pbox->x2 - pbox->x1),
+ (pbox->y2 - pbox->y1),
+ xor))
+ {
+#endif
+ fbSolid (dst + (pbox->y1 + dstYoff) * dstStride,
+ dstStride,
+ (pbox->x1 + dstXoff) * dstBpp,
+ dstBpp,
+ (pbox->x2 - pbox->x1) * dstBpp,
+ pbox->y2 - pbox->y1,
+ and, xor);
+#ifndef FB_ACCESS_WRAPPER
+ }
+#endif
+ fbValidateDrawable (pDrawable);
+ pbox++;
+ }
+
+ fbFinishAccess (pDrawable);
+}
diff --git a/xorg-server/fb/wfbrename.h b/xorg-server/fb/wfbrename.h
new file mode 100644
index 000000000..dc0528559
--- /dev/null
+++ b/xorg-server/fb/wfbrename.h
@@ -0,0 +1,198 @@
+#define fb16Lane wfb16Lane
+#define fb24_32CopyMtoN wfb24_32CopyMtoN
+#define fb24_32CreateScreenResources wfb24_32CreateScreenResources
+#define fb24_32GetImage wfb24_32GetImage
+#define fb24_32GetSpans wfb24_32GetSpans
+#define fb24_32ModifyPixmapHeader wfb24_32ModifyPixmapHeader
+#define fb24_32PutZImage wfb24_32PutZImage
+#define fb24_32ReformatTile wfb24_32ReformatTile
+#define fb24_32SetSpans wfb24_32SetSpans
+#define fb32Lane wfb32Lane
+#define fb8Lane wfb8Lane
+#define fbAddTraps wfbAddTraps
+#define fbAddTriangles wfbAddTriangles
+#define fbAllocatePrivates wfbAllocatePrivates
+#define fbArc16 wfbArc16
+#define fbArc24 wfbArc24
+#define fbArc32 wfbArc32
+#define fbArc8 wfbArc8
+#define fbBlt wfbBlt
+#define fbBlt24 wfbBlt24
+#define fbBltOne wfbBltOne
+#define fbBltOne24 wfbBltOne24
+#define fbBltPlane wfbBltPlane
+#define fbBltStip wfbBltStip
+#define fbBres wfbBres
+#define fbBresDash wfbBresDash
+#define fbBresDash16 wfbBresDash16
+#define fbBresDash24 wfbBresDash24
+#define fbBresDash32 wfbBresDash32
+#define fbBresDash8 wfbBresDash8
+#define fbBresFill wfbBresFill
+#define fbBresFillDash wfbBresFillDash
+#define fbBresSolid wfbBresSolid
+#define fbBresSolid16 wfbBresSolid16
+#define fbBresSolid24 wfbBresSolid24
+#define fbBresSolid32 wfbBresSolid32
+#define fbBresSolid8 wfbBresSolid8
+#define fbChangeWindowAttributes wfbChangeWindowAttributes
+#define fbClearVisualTypes wfbClearVisualTypes
+#define fbCloseScreen wfbCloseScreen
+#define fbComposite wfbComposite
+#define fbCompositeGeneral wfbCompositeGeneral
+#define fbCompositeSolidMask_nx1xn wfbCompositeSolidMask_nx1xn
+#define fbCompositeSolidMask_nx8888x0565C wfbCompositeSolidMask_nx8888x0565C
+#define fbCompositeSolidMask_nx8888x8888C wfbCompositeSolidMask_nx8888x8888C
+#define fbCompositeSolidMask_nx8x0565 wfbCompositeSolidMask_nx8x0565
+#define fbCompositeSolidMask_nx8x0888 wfbCompositeSolidMask_nx8x0888
+#define fbCompositeSolidMask_nx8x8888 wfbCompositeSolidMask_nx8x8888
+#define fbCompositeSrc_0565x0565 wfbCompositeSrc_0565x0565
+#define fbCompositeSrc_8888x0565 wfbCompositeSrc_8888x0565
+#define fbCompositeSrc_8888x0888 wfbCompositeSrc_8888x0888
+#define fbCompositeSrc_8888x8888 wfbCompositeSrc_8888x8888
+#define fbCompositeSrcAdd_1000x1000 wfbCompositeSrcAdd_1000x1000
+#define fbCompositeSrcAdd_8000x8000 wfbCompositeSrcAdd_8000x8000
+#define fbCompositeSrcAdd_8888x8888 wfbCompositeSrcAdd_8888x8888
+#define fbCopy1toN wfbCopy1toN
+#define fbCopyArea wfbCopyArea
+#define fbCopyNto1 wfbCopyNto1
+#define fbCopyNtoN wfbCopyNtoN
+#define fbCopyPlane wfbCopyPlane
+#define fbCopyRegion wfbCopyRegion
+#define fbCopyWindow wfbCopyWindow
+#define fbCopyWindowProc wfbCopyWindowProc
+#define fbCreateDefColormap wfbCreateDefColormap
+#define fbCreateGC wfbCreateGC
+#define fbCreatePixmap wfbCreatePixmap
+#define fbCreatePixmapBpp wfbCreatePixmapBpp
+#define fbCreateWindow wfbCreateWindow
+#define fbDestroyPixmap wfbDestroyPixmap
+#define fbDestroyWindow wfbDestroyWindow
+#define fbDoCopy wfbDoCopy
+#define fbDots wfbDots
+#define fbDots16 wfbDots16
+#define fbDots24 wfbDots24
+#define fbDots32 wfbDots32
+#define fbDots8 wfbDots8
+#define fbEvenStipple wfbEvenStipple
+#define fbEvenTile wfbEvenTile
+#define fbExpandDirectColors wfbExpandDirectColors
+#define fbFill wfbFill
+#define fbFillRegionSolid wfbFillRegionSolid
+#define fbFillSpans wfbFillSpans
+#define fbFixCoordModePrevious wfbFixCoordModePrevious
+#define fbGCFuncs wfbGCFuncs
+#define fbGCOps wfbGCOps
+#define fbGCPrivateKey wfbGCPrivateKey
+#define fbGeneration wfbGeneration
+#define fbGetGCPrivateKey wfbGetGCPrivateKey
+#define fbGetImage wfbGetImage
+#define fbGetScreenPrivateKey wfbGetScreenPrivateKey
+#define fbGetSpans wfbGetSpans
+#define _fbGetWindowPixmap _wfbGetWindowPixmap
+#define fbGetWinPrivateKey wfbGetWinPrivateKey
+#define fbGlyph16 wfbGlyph16
+#define fbGlyph24 wfbGlyph24
+#define fbGlyph32 wfbGlyph32
+#define fbGlyph8 wfbGlyph8
+#define fbGlyphIn wfbGlyphIn
+#define fbHasVisualTypes wfbHasVisualTypes
+#define fbImageGlyphBlt wfbImageGlyphBlt
+#define fbIn wfbIn
+#define fbInitializeColormap wfbInitializeColormap
+#define fbInitVisuals wfbInitVisuals
+#define fbInstallColormap wfbInstallColormap
+#define fbLaneTable wfbLaneTable
+#define fbListInstalledColormaps wfbListInstalledColormaps
+#define fbMapWindow wfbMapWindow
+#define FbMergeRopBits wFbMergeRopBits
+#define fbOddStipple wfbOddStipple
+#define fbOddTile wfbOddTile
+#define fbOver wfbOver
+#define fbOver24 wfbOver24
+#define fbOverlayCloseScreen wfbOverlayCloseScreen
+#define fbOverlayCopyWindow wfbOverlayCopyWindow
+#define fbOverlayCreateScreenResources wfbOverlayCreateScreenResources
+#define fbOverlayCreateWindow wfbOverlayCreateWindow
+#define fbOverlayFinishScreenInit wfbOverlayFinishScreenInit
+#define fbOverlayGeneration wfbOverlayGeneration
+#define fbOverlayGetScreenPrivateKey wfbOverlayGetScreenPrivateKey
+#define fbOverlayPaintKey wfbOverlayPaintKey
+#define fbOverlayScreenPrivateKey wfbOverlayScreenPrivateKey
+#define fbOverlaySetupScreen wfbOverlaySetupScreen
+#define fbOverlayUpdateLayerRegion wfbOverlayUpdateLayerRegion
+#define fbOverlayWindowExposures wfbOverlayWindowExposures
+#define fbOverlayWindowLayer wfbOverlayWindowLayer
+#define fbPadPixmap wfbPadPixmap
+#define fbPictureInit wfbPictureInit
+#define fbPixmapToRegion wfbPixmapToRegion
+#define fbPolyArc wfbPolyArc
+#define fbPolyFillRect wfbPolyFillRect
+#define fbPolyGlyphBlt wfbPolyGlyphBlt
+#define fbPolyLine wfbPolyLine
+#define fbPolyline16 wfbPolyline16
+#define fbPolyline24 wfbPolyline24
+#define fbPolyline32 wfbPolyline32
+#define fbPolyline8 wfbPolyline8
+#define fbPolyPoint wfbPolyPoint
+#define fbPolySegment wfbPolySegment
+#define fbPolySegment16 wfbPolySegment16
+#define fbPolySegment24 wfbPolySegment24
+#define fbPolySegment32 wfbPolySegment32
+#define fbPolySegment8 wfbPolySegment8
+#define fbPositionWindow wfbPositionWindow
+#define fbPushFill wfbPushFill
+#define fbPushImage wfbPushImage
+#define fbPushPattern wfbPushPattern
+#define fbPushPixels wfbPushPixels
+#define fbPutImage wfbPutImage
+#define fbPutXYImage wfbPutXYImage
+#define fbPutZImage wfbPutZImage
+#define fbQueryBestSize wfbQueryBestSize
+#define fbRasterizeEdges wfbRasterizeEdges
+#define fbRasterizeTrapezoid wfbRasterizeTrapezoid
+#define fbRealizeFont wfbRealizeFont
+#define fbReduceRasterOp wfbReduceRasterOp
+#define fbReplicatePixel wfbReplicatePixel
+#define fbResolveColor wfbResolveColor
+#define fbRestoreAreas wfbRestoreAreas
+#define fbSaveAreas wfbSaveAreas
+#define fbScreenPrivateKey wfbScreenPrivateKey
+#define fbSegment wfbSegment
+#define fbSelectBres wfbSelectBres
+#define fbSetSpans wfbSetSpans
+#define fbSetupScreen wfbSetupScreen
+#define fbSetVisualTypes wfbSetVisualTypes
+#define fbSetVisualTypesAndMasks wfbSetVisualTypesAndMasks
+#define _fbSetWindowPixmap _wfbSetWindowPixmap
+#define fbSolid wfbSolid
+#define fbSolid24 wfbSolid24
+#define fbSolidBoxClipped wfbSolidBoxClipped
+#define fbStipple wfbStipple
+#define fbStipple1Bits wfbStipple1Bits
+#define fbStipple24Bits wfbStipple24Bits
+#define fbStipple2Bits wfbStipple2Bits
+#define fbStipple4Bits wfbStipple4Bits
+#define fbStipple8Bits wfbStipple8Bits
+#define fbStippleTable wfbStippleTable
+#define fbTile wfbTile
+#define fbTransparentSpan wfbTransparentSpan
+#define fbUninstallColormap wfbUninstallColormap
+#define fbUnmapWindow wfbUnmapWindow
+#define fbUnrealizeFont wfbUnrealizeFont
+#define fbValidateGC wfbValidateGC
+#define fbWalkCompositeRegion wfbWalkCompositeRegion
+#define fbWinPrivateKey wfbWinPrivateKey
+#define fbZeroLine wfbZeroLine
+#define fbZeroSegment wfbZeroSegment
+#define free_pixman_pict wfb_free_pixman_pict
+#define image_from_pict wfb_image_from_pict
+#define xxScrPrivateKey wfbxxScrPrivateKey
+#define xxGCPrivateKey wfbxxGCPrivateKey
+#define xxColormapPrivateKey wfbxxColormapPrivateKey
+#define xxGeneration wfbxxGeneration
+#define xxPrintVisuals wfbxxPrintVisuals
+#define xxGCFuncs wfbxxGCFuncs
+#define xxGCOps wfbxxGCOps
+#define xxSetup wfbxxSetup
+#define composeFunctions wfbComposeFunctions