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path: root/xorg-server/hw/dmx
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Diffstat (limited to 'xorg-server/hw/dmx')
-rw-r--r--xorg-server/hw/dmx/dmxinit.c1
-rw-r--r--xorg-server/hw/dmx/doc/Makefile.am560
-rw-r--r--xorg-server/hw/dmx/glxProxy/glxcmds.c7290
-rw-r--r--xorg-server/hw/dmx/glxProxy/glxsingle.c2032
-rw-r--r--xorg-server/hw/dmx/glxProxy/glxvendor.c1170
-rw-r--r--xorg-server/hw/dmx/glxProxy/render2swap.c572
6 files changed, 5813 insertions, 5812 deletions
diff --git a/xorg-server/hw/dmx/dmxinit.c b/xorg-server/hw/dmx/dmxinit.c
index e0e5d1228..5dce93028 100644
--- a/xorg-server/hw/dmx/dmxinit.c
+++ b/xorg-server/hw/dmx/dmxinit.c
@@ -834,6 +834,7 @@ void AbortDDX(void)
}
#ifdef DDXBEFORERESET
+/* This function is called in Xserver/dix/dispatch.c */
void ddxBeforeReset(void)
{
}
diff --git a/xorg-server/hw/dmx/doc/Makefile.am b/xorg-server/hw/dmx/doc/Makefile.am
index 8e7360288..2c5350bd9 100644
--- a/xorg-server/hw/dmx/doc/Makefile.am
+++ b/xorg-server/hw/dmx/doc/Makefile.am
@@ -1,280 +1,280 @@
-# Copyright 2005 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 Red Hat
-# not be used in advertising or publicity pertaining to distribution
-# of the software without specific, written prior permission. Red
-# Hat makes no representations about the suitability of this software
-# for any purpose. It is provided "as is" without express or implied
-# warranty.
-#
-# RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
-# INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
-# NO EVENT SHALL RED HAT 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.
-
-doc_sources = dmx.xml scaled.xml
-
-# Developer's documentation is not installed
-if ENABLE_DEVEL_DOCS
-include $(top_srcdir)/doc/xml/xmlrules-noinst.in
-endif ENABLE_DEVEL_DOCS
-
-DOXYGEN_HEAD=\
- html/annotated.html
-
-DOXYGEN_REST= \
- dmx.txt \
- scaled.txt \
- html/ChkNotMaskEv_8c.html \
- html/ChkNotMaskEv_8h.html \
- html/ChkNotMaskEv_8h_source.html \
- html/classes.html \
- html/dmx_8h.html \
- html/dmx_8h_source.html \
- html/dmxarg_8c.html \
- html/dmxarg_8h.html \
- html/dmxarg_8h_source.html \
- html/dmxbackend_8c.html \
- html/dmxbackend_8h.html \
- html/dmxbackend_8h_source.html \
- html/dmxcb_8c.html \
- html/dmxcb_8h.html \
- html/dmxcb_8h_source.html \
- html/dmxclient_8h.html \
- html/dmxclient_8h_source.html \
- html/dmxcmap_8c.html \
- html/dmxcmap_8h.html \
- html/dmxcmap_8h_source.html \
- html/dmxcommon_8c.html \
- html/dmxcommon_8h.html \
- html/dmxcommon_8h_source.html \
- html/dmxcompat_8c.html \
- html/dmxcompat_8h.html \
- html/dmxcompat_8h_source.html \
- html/dmxconfig_8c.html \
- html/dmxconfig_8h.html \
- html/dmxconfig_8h_source.html \
- html/dmxconsole_8c.html \
- html/dmxconsole_8h.html \
- html/dmxconsole_8h_source.html \
- html/dmxcursor_8c.html \
- html/dmxcursor_8h.html \
- html/dmxcursor_8h_source.html \
- html/dmxdetach_8c.html \
- html/dmxdpms_8c.html \
- html/dmxdpms_8h.html \
- html/dmxdpms_8h_source.html \
- html/dmxdummy_8c.html \
- html/dmxdummy_8h.html \
- html/dmxdummy_8h_source.html \
- html/dmxevents_8c.html \
- html/dmxevents_8h.html \
- html/dmxevents_8h_source.html \
- html/dmxextension_8c.html \
- html/dmxextension_8h.html \
- html/dmxextension_8h_source.html \
- html/dmxfont_8c.html \
- html/dmxfont_8h.html \
- html/dmxfont_8h_source.html \
- html/dmxgc_8c.html \
- html/dmxgc_8h.html \
- html/dmxgc_8h_source.html \
- html/dmxgcops_8c.html \
- html/dmxgcops_8h.html \
- html/dmxgcops_8h_source.html \
- html/dmx__glxvisuals_8h_source.html \
- html/dmxinit_8c.html \
- html/dmxinit_8h.html \
- html/dmxinit_8h_source.html \
- html/dmxinput_8c.html \
- html/dmxinput_8h.html \
- html/dmxinput_8h_source.html \
- html/dmxinputinit_8c.html \
- html/dmxinputinit_8h.html \
- html/dmxinputinit_8h_source.html \
- html/dmxlog_8c.html \
- html/dmxlog_8h.html \
- html/dmxlog_8h_source.html \
- html/dmxmap_8c.html \
- html/dmxmap_8h.html \
- html/dmxmap_8h_source.html \
- html/dmxmotion_8c.html \
- html/dmxmotion_8h.html \
- html/dmxmotion_8h_source.html \
- html/dmxparse_8c.html \
- html/dmxparse_8h.html \
- html/dmxparse_8h_source.html \
- html/dmxpict_8c.html \
- html/dmxpict_8h.html \
- html/dmxpict_8h_source.html \
- html/dmxpixmap_8c.html \
- html/dmxpixmap_8h.html \
- html/dmxpixmap_8h_source.html \
- html/dmxprint_8c.html \
- html/dmxprint_8h.html \
- html/dmxprint_8h_source.html \
- html/dmxprop_8c.html \
- html/dmxprop_8h.html \
- html/dmxprop_8h_source.html \
- html/dmxscrinit_8c.html \
- html/dmxscrinit_8h.html \
- html/dmxscrinit_8h_source.html \
- html/dmxshadow_8c.html \
- html/dmxshadow_8h.html \
- html/dmxshadow_8h_source.html \
- html/dmxsigio_8c.html \
- html/dmxsigio_8h.html \
- html/dmxsigio_8h_source.html \
- html/dmxstat_8c.html \
- html/dmxstat_8h.html \
- html/dmxstat_8h_source.html \
- html/dmxsync_8c.html \
- html/dmxsync_8h.html \
- html/dmxsync_8h_source.html \
- html/dmxvisual_8c.html \
- html/dmxvisual_8h.html \
- html/dmxvisual_8h_source.html \
- html/dmxwindow_8c.html \
- html/dmxwindow_8h.html \
- html/dmxwindow_8h_source.html \
- html/dmxxinput_8c.html \
- html/doxygen.css \
- html/doxygen.png \
- html/files.html \
- html/ftv2blank.png \
- html/ftv2doc.png \
- html/ftv2folderclosed.png \
- html/ftv2folderopen.png \
- html/ftv2lastnode.png \
- html/ftv2link.png \
- html/ftv2mlastnode.png \
- html/ftv2mnode.png \
- html/ftv2node.png \
- html/ftv2plastnode.png \
- html/ftv2pnode.png \
- html/ftv2vertline.png \
- html/functions.html \
- html/functions_vars.html \
- html/globals_defs.html \
- html/globals_enum.html \
- html/globals_eval.html \
- html/globals_func.html \
- html/globals.html \
- html/globals_type.html \
- html/globals_vars.html \
- html/index.html \
- html/lnx-keyboard_8c.html \
- html/lnx-keyboard_8h.html \
- html/lnx-keyboard_8h_source.html \
- html/lnx-ms_8c.html \
- html/lnx-ms_8h.html \
- html/lnx-ms_8h_source.html \
- html/lnx-ps2_8c.html \
- html/lnx-ps2_8h.html \
- html/lnx-ps2_8h_source.html \
- html/main.html \
- html/struct__dmxArg.html \
- html/struct__dmxColormapPriv.html \
- html/structDMXConfigCmdStruct.html \
- html/struct__DMXConfigComment.html \
- html/struct__DMXConfigDisplay.html \
- html/struct__DMXConfigEntry.html \
- html/struct__DMXConfigFullDim.html \
- html/structDMXConfigListStruct.html \
- html/struct__DMXConfigNumber.html \
- html/struct__DMXConfigOption.html \
- html/struct__DMXConfigPair.html \
- html/struct__DMXConfigParam.html \
- html/struct__DMXConfigPartDim.html \
- html/struct__DMXConfigString.html \
- html/struct__DMXConfigSub.html \
- html/struct__DMXConfigToken.html \
- html/struct__DMXConfigVirtual.html \
- html/struct__DMXConfigWall.html \
- html/struct__dmxCursorPriv.html \
- html/structDMXDesktopAttributesRec.html \
- html/struct__DMXEventMap.html \
- html/struct__dmxFontPriv.html \
- html/struct__dmxGCPriv.html \
- html/structdmxGlxVisualPrivate.html \
- html/struct__dmxGlyphPriv.html \
- html/structDMXInputAttributesRec.html \
- html/struct__DMXInputInfo.html \
- html/struct__DMXLocalInitInfo.html \
- html/struct__DMXLocalInputInfo.html \
- html/struct__dmxPictPriv.html \
- html/struct__dmxPixPriv.html \
- html/structDMXScreenAttributesRec.html \
- html/struct__DMXScreenInfo.html \
- html/struct__DMXStatAvg.html \
- html/struct__DMXStatInfo.html \
- html/structDMXWindowAttributesRec.html \
- html/struct__dmxWinPriv.html \
- html/struct__myPrivate.html \
- html/tree.html \
- html/usb-common_8c.html \
- html/usb-common_8h.html \
- html/usb-common_8h_source.html \
- html/usb-keyboard_8c.html \
- html/usb-keyboard_8h.html \
- html/usb-keyboard_8h_source.html \
- html/usb-mouse_8c.html \
- html/usb-mouse_8h.html \
- html/usb-mouse_8h_source.html \
- html/usb-other_8c.html \
- html/usb-other_8h.html \
- html/usb-other_8h_source.html \
- html/usb-private_8h.html \
- html/usb-private_8h_source.html
-
-DOXYGEN_FILES=$(DOXYGEN_HEAD) $(DOXYGEN_REST)
-
-EXTRA_DIST = \
- $(XML_FILES) \
- DMXSpec.txt \
- DMXSpec-v1.txt \
- doxygen.conf \
- doxygen.css \
- doxygen.foot \
- doxygen.head \
- $(DOXYGEN_FILES)
-
-if ENABLE_DEVEL_DOCS
-if HAVE_DOXYGEN
-
-DOXYGEN_SRC=doxygen.head doxygen.foot doxygen.css doxygen.conf
-
-all-local: $(DOXYGEN_FILES)
-
-dist-local: $(DOXYGEN_FILES)
-
-$(DOXYGEN_HEAD): $(DOXYGEN_SRC)
- $(DOXYGEN) doxygen.conf
-
-$(DOXYGEN_REST): $(DOXYGEN_HEAD)
-
-maintainer-clean-local:
- rm -rf html/ scaled.txt dmx.txt
-
-distclean-local:
- rm -rf html/ scaled.txt dmx.txt
-
-endif HAVE_DOXYGEN
-endif ENABLE_DEVEL_DOCS
-
-$(builddir)/doxygen.head:
- $(LN_S) $(srcdir)/doxygen.head $@
-
-$(builddir)/doxygen.foot:
- $(LN_S) $(srcdir)/doxygen.foot $@
-
-$(builddir)doxygen.css:
- $(LN_S) $(srcdir)/doxygen.css $@
-
+# Copyright 2005 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 Red Hat
+# not be used in advertising or publicity pertaining to distribution
+# of the software without specific, written prior permission. Red
+# Hat makes no representations about the suitability of this software
+# for any purpose. It is provided "as is" without express or implied
+# warranty.
+#
+# RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+# INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
+# NO EVENT SHALL RED HAT 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.
+
+doc_sources = dmx.xml scaled.xml
+
+# Developer's documentation is not installed
+if ENABLE_DEVEL_DOCS
+include $(top_srcdir)/doc/xml/xmlrules-noinst.in
+endif ENABLE_DEVEL_DOCS
+
+DOXYGEN_HEAD=\
+ html/annotated.html
+
+DOXYGEN_REST= \
+ dmx.txt \
+ scaled.txt \
+ html/ChkNotMaskEv_8c.html \
+ html/ChkNotMaskEv_8h.html \
+ html/ChkNotMaskEv_8h_source.html \
+ html/classes.html \
+ html/dmx_8h.html \
+ html/dmx_8h_source.html \
+ html/dmxarg_8c.html \
+ html/dmxarg_8h.html \
+ html/dmxarg_8h_source.html \
+ html/dmxbackend_8c.html \
+ html/dmxbackend_8h.html \
+ html/dmxbackend_8h_source.html \
+ html/dmxcb_8c.html \
+ html/dmxcb_8h.html \
+ html/dmxcb_8h_source.html \
+ html/dmxclient_8h.html \
+ html/dmxclient_8h_source.html \
+ html/dmxcmap_8c.html \
+ html/dmxcmap_8h.html \
+ html/dmxcmap_8h_source.html \
+ html/dmxcommon_8c.html \
+ html/dmxcommon_8h.html \
+ html/dmxcommon_8h_source.html \
+ html/dmxcompat_8c.html \
+ html/dmxcompat_8h.html \
+ html/dmxcompat_8h_source.html \
+ html/dmxconfig_8c.html \
+ html/dmxconfig_8h.html \
+ html/dmxconfig_8h_source.html \
+ html/dmxconsole_8c.html \
+ html/dmxconsole_8h.html \
+ html/dmxconsole_8h_source.html \
+ html/dmxcursor_8c.html \
+ html/dmxcursor_8h.html \
+ html/dmxcursor_8h_source.html \
+ html/dmxdetach_8c.html \
+ html/dmxdpms_8c.html \
+ html/dmxdpms_8h.html \
+ html/dmxdpms_8h_source.html \
+ html/dmxdummy_8c.html \
+ html/dmxdummy_8h.html \
+ html/dmxdummy_8h_source.html \
+ html/dmxevents_8c.html \
+ html/dmxevents_8h.html \
+ html/dmxevents_8h_source.html \
+ html/dmxextension_8c.html \
+ html/dmxextension_8h.html \
+ html/dmxextension_8h_source.html \
+ html/dmxfont_8c.html \
+ html/dmxfont_8h.html \
+ html/dmxfont_8h_source.html \
+ html/dmxgc_8c.html \
+ html/dmxgc_8h.html \
+ html/dmxgc_8h_source.html \
+ html/dmxgcops_8c.html \
+ html/dmxgcops_8h.html \
+ html/dmxgcops_8h_source.html \
+ html/dmx__glxvisuals_8h_source.html \
+ html/dmxinit_8c.html \
+ html/dmxinit_8h.html \
+ html/dmxinit_8h_source.html \
+ html/dmxinput_8c.html \
+ html/dmxinput_8h.html \
+ html/dmxinput_8h_source.html \
+ html/dmxinputinit_8c.html \
+ html/dmxinputinit_8h.html \
+ html/dmxinputinit_8h_source.html \
+ html/dmxlog_8c.html \
+ html/dmxlog_8h.html \
+ html/dmxlog_8h_source.html \
+ html/dmxmap_8c.html \
+ html/dmxmap_8h.html \
+ html/dmxmap_8h_source.html \
+ html/dmxmotion_8c.html \
+ html/dmxmotion_8h.html \
+ html/dmxmotion_8h_source.html \
+ html/dmxparse_8c.html \
+ html/dmxparse_8h.html \
+ html/dmxparse_8h_source.html \
+ html/dmxpict_8c.html \
+ html/dmxpict_8h.html \
+ html/dmxpict_8h_source.html \
+ html/dmxpixmap_8c.html \
+ html/dmxpixmap_8h.html \
+ html/dmxpixmap_8h_source.html \
+ html/dmxprint_8c.html \
+ html/dmxprint_8h.html \
+ html/dmxprint_8h_source.html \
+ html/dmxprop_8c.html \
+ html/dmxprop_8h.html \
+ html/dmxprop_8h_source.html \
+ html/dmxscrinit_8c.html \
+ html/dmxscrinit_8h.html \
+ html/dmxscrinit_8h_source.html \
+ html/dmxshadow_8c.html \
+ html/dmxshadow_8h.html \
+ html/dmxshadow_8h_source.html \
+ html/dmxsigio_8c.html \
+ html/dmxsigio_8h.html \
+ html/dmxsigio_8h_source.html \
+ html/dmxstat_8c.html \
+ html/dmxstat_8h.html \
+ html/dmxstat_8h_source.html \
+ html/dmxsync_8c.html \
+ html/dmxsync_8h.html \
+ html/dmxsync_8h_source.html \
+ html/dmxvisual_8c.html \
+ html/dmxvisual_8h.html \
+ html/dmxvisual_8h_source.html \
+ html/dmxwindow_8c.html \
+ html/dmxwindow_8h.html \
+ html/dmxwindow_8h_source.html \
+ html/dmxxinput_8c.html \
+ html/doxygen.css \
+ html/doxygen.png \
+ html/files.html \
+ html/ftv2blank.png \
+ html/ftv2doc.png \
+ html/ftv2folderclosed.png \
+ html/ftv2folderopen.png \
+ html/ftv2lastnode.png \
+ html/ftv2link.png \
+ html/ftv2mlastnode.png \
+ html/ftv2mnode.png \
+ html/ftv2node.png \
+ html/ftv2plastnode.png \
+ html/ftv2pnode.png \
+ html/ftv2vertline.png \
+ html/functions.html \
+ html/functions_vars.html \
+ html/globals_defs.html \
+ html/globals_enum.html \
+ html/globals_eval.html \
+ html/globals_func.html \
+ html/globals.html \
+ html/globals_type.html \
+ html/globals_vars.html \
+ html/index.html \
+ html/lnx-keyboard_8c.html \
+ html/lnx-keyboard_8h.html \
+ html/lnx-keyboard_8h_source.html \
+ html/lnx-ms_8c.html \
+ html/lnx-ms_8h.html \
+ html/lnx-ms_8h_source.html \
+ html/lnx-ps2_8c.html \
+ html/lnx-ps2_8h.html \
+ html/lnx-ps2_8h_source.html \
+ html/main.html \
+ html/struct__dmxArg.html \
+ html/struct__dmxColormapPriv.html \
+ html/structDMXConfigCmdStruct.html \
+ html/struct__DMXConfigComment.html \
+ html/struct__DMXConfigDisplay.html \
+ html/struct__DMXConfigEntry.html \
+ html/struct__DMXConfigFullDim.html \
+ html/structDMXConfigListStruct.html \
+ html/struct__DMXConfigNumber.html \
+ html/struct__DMXConfigOption.html \
+ html/struct__DMXConfigPair.html \
+ html/struct__DMXConfigParam.html \
+ html/struct__DMXConfigPartDim.html \
+ html/struct__DMXConfigString.html \
+ html/struct__DMXConfigSub.html \
+ html/struct__DMXConfigToken.html \
+ html/struct__DMXConfigVirtual.html \
+ html/struct__DMXConfigWall.html \
+ html/struct__dmxCursorPriv.html \
+ html/structDMXDesktopAttributesRec.html \
+ html/struct__DMXEventMap.html \
+ html/struct__dmxFontPriv.html \
+ html/struct__dmxGCPriv.html \
+ html/structdmxGlxVisualPrivate.html \
+ html/struct__dmxGlyphPriv.html \
+ html/structDMXInputAttributesRec.html \
+ html/struct__DMXInputInfo.html \
+ html/struct__DMXLocalInitInfo.html \
+ html/struct__DMXLocalInputInfo.html \
+ html/struct__dmxPictPriv.html \
+ html/struct__dmxPixPriv.html \
+ html/structDMXScreenAttributesRec.html \
+ html/struct__DMXScreenInfo.html \
+ html/struct__DMXStatAvg.html \
+ html/struct__DMXStatInfo.html \
+ html/structDMXWindowAttributesRec.html \
+ html/struct__dmxWinPriv.html \
+ html/struct__myPrivate.html \
+ html/tree.html \
+ html/usb-common_8c.html \
+ html/usb-common_8h.html \
+ html/usb-common_8h_source.html \
+ html/usb-keyboard_8c.html \
+ html/usb-keyboard_8h.html \
+ html/usb-keyboard_8h_source.html \
+ html/usb-mouse_8c.html \
+ html/usb-mouse_8h.html \
+ html/usb-mouse_8h_source.html \
+ html/usb-other_8c.html \
+ html/usb-other_8h.html \
+ html/usb-other_8h_source.html \
+ html/usb-private_8h.html \
+ html/usb-private_8h_source.html
+
+DOXYGEN_FILES=$(DOXYGEN_HEAD) $(DOXYGEN_REST)
+
+EXTRA_DIST = \
+ $(XML_FILES) \
+ DMXSpec.txt \
+ DMXSpec-v1.txt \
+ doxygen.conf \
+ doxygen.css \
+ doxygen.foot \
+ doxygen.head \
+ $(DOXYGEN_FILES)
+
+if ENABLE_DEVEL_DOCS
+if HAVE_DOXYGEN
+
+DOXYGEN_SRC=doxygen.head doxygen.foot doxygen.css doxygen.conf
+
+all-local: $(DOXYGEN_FILES)
+
+dist-local: $(DOXYGEN_FILES)
+
+$(DOXYGEN_HEAD): $(DOXYGEN_SRC)
+ $(DOXYGEN) doxygen.conf
+
+$(DOXYGEN_REST): $(DOXYGEN_HEAD)
+
+maintainer-clean-local:
+ rm -rf html/ scaled.txt dmx.txt
+
+distclean-local:
+ rm -rf html/ scaled.txt dmx.txt
+
+endif HAVE_DOXYGEN
+endif ENABLE_DEVEL_DOCS
+
+$(builddir)/doxygen.head:
+ $(LN_S) $(srcdir)/doxygen.head $@
+
+$(builddir)/doxygen.foot:
+ $(LN_S) $(srcdir)/doxygen.foot $@
+
+$(builddir)doxygen.css:
+ $(LN_S) $(srcdir)/doxygen.css $@
+
diff --git a/xorg-server/hw/dmx/glxProxy/glxcmds.c b/xorg-server/hw/dmx/glxProxy/glxcmds.c
index f79264ea9..eb589f428 100644
--- a/xorg-server/hw/dmx/glxProxy/glxcmds.c
+++ b/xorg-server/hw/dmx/glxProxy/glxcmds.c
@@ -1,3645 +1,3645 @@
-/*
- * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
- * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice including the dates of first publication and
- * either this permission notice or a reference to
- * http://oss.sgi.com/projects/FreeB/
- * shall be included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- * Except as contained in this notice, the name of Silicon Graphics, Inc.
- * shall not be used in advertising or otherwise to promote the sale, use or
- * other dealings in this Software without prior written authorization from
- * Silicon Graphics, Inc.
- */
-
-#ifdef HAVE_DMX_CONFIG_H
-#include <dmx-config.h>
-#endif
-
-#include "dmx.h"
-#include "dmxwindow.h"
-#include "dmxpixmap.h"
-#include "dmxfont.h"
-#include "dmxsync.h"
-
-#include "glxserver.h"
-#include <GL/glxtokens.h>
-#include "g_disptab.h"
-#include <pixmapstr.h>
-#include <windowstr.h>
-#include "glxutil.h"
-#include "glxext.h"
-#include "unpack.h"
-
-#include "GL/glxproto.h"
-#include "glxvendor.h"
-#include "glxvisuals.h"
-#include "glxswap.h"
-
-#ifdef PANORAMIX
-#include "panoramiXsrv.h"
-#endif
-
-extern __GLXFBConfig **__glXFBConfigs;
-extern int __glXNumFBConfigs;
-
-extern __GLXFBConfig *glxLookupFBConfig( GLXFBConfigID id );
-extern __GLXFBConfig *glxLookupFBConfigByVID( VisualID vid );
-extern __GLXFBConfig *glxLookupBackEndFBConfig( GLXFBConfigID id, int screen );
-extern int glxIsExtensionSupported( char *ext );
-extern int __glXGetFBConfigsSGIX(__GLXclientState *cl, GLbyte *pc);
-
-#define BE_TO_CLIENT_ERROR(x) \
- ( (x) >= __glXerrorBase ? \
- (x) - dmxScreen->glxErrorBase + __glXerrorBase \
- : (x) )
-
-Display *GetBackEndDisplay( __GLXclientState *cl, int s )
-{
- if (! cl->be_displays[s] ) {
- cl->be_displays[s] = XOpenDisplay( DisplayString(dmxScreens[s].beDisplay) );
- }
- return cl->be_displays[s];
-}
-
-/*
-** Create a GL context with the given properties.
-*/
-static int CreateContext(__GLXclientState *cl,
- GLXContextID gcId,
- VisualID vid, GLXFBConfigID fbconfigId,
- int screen,
- GLXContextID shareList,
- int isDirect )
-{
- ClientPtr client = cl->client;
- xGLXCreateContextReq *be_req;
- xGLXCreateNewContextReq *be_new_req;
- VisualPtr pVisual;
- ScreenPtr pScreen;
- __GLXcontext *glxc, *shareglxc;
- __GLXvisualConfig *pGlxVisual;
- __GLXscreenInfo *pGlxScreen;
- VisualID visual = vid;
- GLint i;
- int from_screen = screen;
- int to_screen = screen;
- DMXScreenInfo *dmxScreen;
- VisualID be_vid = 0;
- GLXFBConfigID be_fbconfigId = 0;
- int num_be_screens;
- Display *dpy;
-
- /*
- ** Check if screen exists.
- */
- if (screen >= screenInfo.numScreens) {
- client->errorValue = screen;
- return BadValue;
- }
-
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
- /*
- ** Find the display list space that we want to share.
- **
- */
- if (shareList == None) {
- shareglxc = NULL;
- } else {
- dixLookupResourceByType((pointer*) &shareglxc, shareList,
- __glXContextRes, NullClient, DixUnknownAccess);
- if (!shareglxc) {
- client->errorValue = shareList;
- return __glXBadContext;
- }
- }
-
- /*
- ** Allocate memory for the new context
- */
- glxc = calloc(1, sizeof(__GLXcontext));
- if (!glxc) {
- return BadAlloc;
- }
-
- pScreen = screenInfo.screens[screen];
- pGlxScreen = &__glXActiveScreens[screen];
-
- if (fbconfigId != None) {
- glxc->pFBConfig = glxLookupFBConfig( fbconfigId );
- if (!glxc->pFBConfig) {
- client->errorValue = fbconfigId;
- free( glxc );
- return BadValue;
- }
- visual = glxc->pFBConfig->associatedVisualId;
- }
- else {
- glxc->pFBConfig = NULL;
- }
-
- if (visual != None) {
- /*
- ** Check if the visual ID is valid for this screen.
- */
- pVisual = pScreen->visuals;
- for (i = 0; i < pScreen->numVisuals; i++, pVisual++) {
- if (pVisual->vid == visual) {
- break;
- }
- }
- if (i == pScreen->numVisuals) {
- client->errorValue = visual;
- free( glxc );
- return BadValue;
- }
-
- pGlxVisual = pGlxScreen->pGlxVisual;
- for (i = 0; i < pGlxScreen->numVisuals; i++, pGlxVisual++) {
- if (pGlxVisual->vid == visual) {
- break;
- }
- }
- if (i == pGlxScreen->numVisuals) {
- /*
- ** Visual not support on this screen by this OpenGL implementation.
- */
- client->errorValue = visual;
- free( glxc );
- return BadValue;
- }
-
- if ( glxc->pFBConfig == NULL ) {
- glxc->pFBConfig = glxLookupFBConfigByVID( visual );
-
- if ( glxc->pFBConfig == NULL ) {
- /*
- * visual does not have an FBConfig ???
- client->errorValue = visual;
- free( glxc );
- return BadValue;
- */
- }
- }
- }
- else {
- pVisual = NULL;
- pGlxVisual = NULL;
- }
-
- glxc->pScreen = pScreen;
- glxc->pGlxScreen = pGlxScreen;
- glxc->pVisual = pVisual;
- glxc->pGlxVisual = pGlxVisual;
-
- /*
- * allocate memory for back-end servers info
- */
- num_be_screens = to_screen - from_screen + 1;
- glxc->real_ids = (XID *)malloc(sizeof(XID) * num_be_screens);
- if (!glxc->real_ids) {
- return BadAlloc;
- }
- glxc->real_vids = (XID *)malloc(sizeof(XID) * num_be_screens);
- if (!glxc->real_vids) {
- return BadAlloc;
- }
-
- for (screen = from_screen; screen <= to_screen; screen++) {
- int sent = 0;
- pScreen = screenInfo.screens[screen];
- pGlxScreen = &__glXActiveScreens[screen];
- dmxScreen = &dmxScreens[screen];
-
- if (glxc->pFBConfig) {
- __GLXFBConfig *beFBConfig = glxLookupBackEndFBConfig( glxc->pFBConfig->id,
- screen );
- be_fbconfigId = beFBConfig->id;
- }
-
- if (pGlxVisual) {
-
- be_vid = glxMatchGLXVisualInConfigList( pGlxVisual,
- dmxScreen->glxVisuals,
- dmxScreen->numGlxVisuals );
-
- if (!be_vid) {
- /* visual is not supported on the back-end server */
- free( glxc->real_ids );
- free( glxc->real_vids );
- free( glxc );
- return BadValue;
- }
- }
-
- glxc->real_ids[screen-from_screen] = XAllocID(GetBackEndDisplay(cl,screen));
-
- /* send the create context request to the back-end server */
- dpy = GetBackEndDisplay(cl,screen);
- if (glxc->pFBConfig) {
- /*Since for a certain visual both RGB and COLOR INDEX
- *can be on then the only parmeter to choose the renderType
- * should be the class of the colormap since all 4 first
- * classes does not support RGB mode only COLOR INDEX ,
- * and so TrueColor and DirectColor does not support COLOR INDEX*/
- int renderType = glxc->pFBConfig->renderType;
- if ( pVisual ) {
- switch ( pVisual->class ){
- case PseudoColor:
- case StaticColor:
- case GrayScale:
- case StaticGray:
- renderType = GLX_COLOR_INDEX_TYPE;
- break;
- case TrueColor:
- case DirectColor:
- default:
- renderType = GLX_RGBA_TYPE;
- break;
- }
- }
- if ( __GLX_IS_VERSION_SUPPORTED(1,3) ) {
- LockDisplay(dpy);
- GetReq(GLXCreateNewContext,be_new_req);
- be_new_req->reqType = dmxScreen->glxMajorOpcode;
- be_new_req->glxCode = X_GLXCreateNewContext;
- be_new_req->context = (unsigned int)glxc->real_ids[screen-from_screen];
- be_new_req->fbconfig = (unsigned int)be_fbconfigId;
- be_new_req->screen = DefaultScreen(dpy);
- be_new_req->renderType = renderType;
-
- be_new_req->shareList = (shareglxc ? shareglxc->real_ids[screen-from_screen] : 0);
- be_new_req->isDirect = 0;
- UnlockDisplay(dpy);
- glxc->real_vids[screen-from_screen] = be_fbconfigId;
- sent = 1;
- }
- else if (glxIsExtensionSupported("GLX_SGIX_fbconfig")) {
-
- xGLXCreateContextWithConfigSGIXReq *ext_req;
- xGLXVendorPrivateReq *vpreq;
- LockDisplay(dpy);
- GetReqExtra(GLXVendorPrivate,
- sz_xGLXCreateContextWithConfigSGIXReq - sz_xGLXVendorPrivateReq,
- vpreq);
- ext_req = (xGLXCreateContextWithConfigSGIXReq *)vpreq;
- ext_req->reqType = dmxScreen->glxMajorOpcode;
- ext_req->glxCode = X_GLXVendorPrivate;
- ext_req->vendorCode = X_GLXvop_CreateContextWithConfigSGIX;
- ext_req->context = (unsigned int)glxc->real_ids[screen-from_screen];
- ext_req->fbconfig = (unsigned int)be_fbconfigId;
- ext_req->screen = DefaultScreen(dpy);
- ext_req->renderType = renderType;
- ext_req->shareList = (shareglxc ? shareglxc->real_ids[screen-from_screen] : 0);
- ext_req->isDirect = 0;
- UnlockDisplay(dpy);
- glxc->real_vids[screen-from_screen] = be_fbconfigId;
- sent = 1;
- }
- }
-
- if (!sent) {
- LockDisplay(dpy);
- GetReq(GLXCreateContext,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXCreateContext;
- be_req->context = (unsigned int)glxc->real_ids[screen-from_screen];
- be_req->visual = (unsigned int)be_vid;
- be_req->screen = DefaultScreen(dpy);
- be_req->shareList = (shareglxc ? shareglxc->real_ids[screen-from_screen] : 0);
- be_req->isDirect = 0;
- UnlockDisplay(dpy);
- glxc->real_vids[screen-from_screen] = be_vid;
- }
- SyncHandle();
-
- }
-
- /*
- ** Register this context as a resource.
- */
- if (!AddResource(gcId, __glXContextRes, (pointer)glxc)) {
- free( glxc->real_ids );
- free( glxc->real_vids );
- free( glxc );
- client->errorValue = gcId;
- return BadAlloc;
- }
-
- /*
- ** Finally, now that everything is working, setup the rest of the
- ** context.
- */
- glxc->id = gcId;
- glxc->share_id = shareList;
- glxc->idExists = GL_TRUE;
- glxc->isCurrent = GL_FALSE;
-
- return Success;
-}
-
-int __glXCreateContext(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXCreateContextReq *req = (xGLXCreateContextReq *) pc;
-
- return( CreateContext(cl, req->context,req->visual, None,
- req->screen, req->shareList, req->isDirect) );
-
-}
-
-int __glXCreateNewContext(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXCreateNewContextReq *req = (xGLXCreateNewContextReq *) pc;
-
- return( CreateContext(cl, req->context,None, req->fbconfig,
- req->screen, req->shareList, req->isDirect) );
-
-}
-
-int __glXCreateContextWithConfigSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXCreateContextWithConfigSGIXReq *req = (xGLXCreateContextWithConfigSGIXReq *) pc;
-
- return( CreateContext(cl, req->context, None, req->fbconfig,
- req->screen, req->shareList, req->isDirect) );
-
-}
-
-int __glXQueryMaxSwapBarriersSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXQueryMaxSwapBarriersSGIXReq *req =
- (xGLXQueryMaxSwapBarriersSGIXReq *)pc;
- xGLXQueryMaxSwapBarriersSGIXReply reply;
-
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
- reply.length = 0;
- reply.max = QueryMaxSwapBarriersSGIX(req->screen);
-
- if (client->swapped) {
- __glXSwapQueryMaxSwapBarriersSGIXReply(client, &reply);
- } else {
- WriteToClient(client, sz_xGLXQueryMaxSwapBarriersSGIXReply,
- (char *)&reply);
- }
-
- return Success;
-}
-
-int __glXBindSwapBarrierSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXBindSwapBarrierSGIXReq *req = (xGLXBindSwapBarrierSGIXReq *)pc;
- DrawablePtr pDraw;
- __GLXpixmap *pGlxPixmap = NULL;
- __glXWindow *pGlxWindow = NULL;
- int rc;
-
- rc = dixLookupDrawable(&pDraw, req->drawable, client, 0, DixGetAttrAccess);
- if (rc != Success) {
- dixLookupResourceByType((pointer*) &pGlxPixmap, req->drawable,
- __glXPixmapRes, NullClient, DixUnknownAccess);
- if (pGlxPixmap) pDraw = pGlxPixmap->pDraw;
- }
-
- if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
- dixLookupResourceByType((pointer*) &pGlxWindow, req->drawable,
- __glXWindowRes, NullClient, DixUnknownAccess);
- if (pGlxWindow) pDraw = pGlxWindow->pDraw;
- }
-
- if (!pDraw) {
- client->errorValue = req->drawable;
- return __glXBadDrawable;
- }
-
- return BindSwapBarrierSGIX(pDraw, req->barrier);
-}
-
-int __glXJoinSwapGroupSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXJoinSwapGroupSGIXReq *req = (xGLXJoinSwapGroupSGIXReq *)pc;
- DrawablePtr pDraw, pMember = NULL;
- __GLXpixmap *pGlxPixmap = NULL;
- __glXWindow *pGlxWindow = NULL;
- int rc;
-
- rc = dixLookupDrawable(&pDraw, req->drawable, client, 0, DixManageAccess);
- if (rc != Success) {
- dixLookupResourceByType((pointer*) &pGlxPixmap, req->drawable,
- __glXPixmapRes, NullClient, DixUnknownAccess);
- if (pGlxPixmap) pDraw = pGlxPixmap->pDraw;
- }
-
- if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
- dixLookupResourceByType((pointer*) &pGlxWindow, req->drawable,
- __glXWindowRes, NullClient, DixUnknownAccess);
- if (pGlxWindow) pDraw = pGlxWindow->pDraw;
- }
-
- if (!pDraw) {
- client->errorValue = req->drawable;
- return __glXBadDrawable;
- }
-
- if (req->member != None) {
- rc = dixLookupDrawable(&pMember, req->member, client, 0,
- DixGetAttrAccess);
- if (rc != Success) {
- dixLookupResourceByType((pointer*) &pGlxPixmap, req->member,
- __glXPixmapRes, NullClient,
- DixUnknownAccess);
- if (pGlxPixmap) pMember = pGlxPixmap->pDraw;
- }
-
- if (!pMember && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
- dixLookupResourceByType((pointer*) &pGlxWindow, req->member,
- __glXWindowRes, NullClient,
- DixUnknownAccess);
- if (pGlxWindow) pMember = pGlxWindow->pDraw;
- }
-
- if (!pMember) {
- client->errorValue = req->member;
- return __glXBadDrawable;
- }
- }
-
- return JoinSwapGroupSGIX(pDraw, pMember);
-}
-
-
-/*
-** Destroy a GL context as an X resource.
-*/
-int __glXDestroyContext(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXDestroyContextReq *req = (xGLXDestroyContextReq *) pc;
- xGLXDestroyContextReq *be_req;
- GLXContextID gcId = req->context;
- __GLXcontext *glxc;
- int from_screen = 0;
- int to_screen = 0;
- int s;
-
- dixLookupResourceByType((pointer*) &glxc, gcId, __glXContextRes,
- NullClient, DixUnknownAccess);
- if (glxc) {
- /*
- ** Just free the resource; don't actually destroy the context,
- ** because it might be in use. The
- ** destroy method will be called by the resource destruction routine
- ** if necessary.
- */
- FreeResourceByType(gcId, __glXContextRes, FALSE);
-
- from_screen = to_screen = glxc->pScreen->myNum;
-
- } else {
- client->errorValue = gcId;
- return __glXBadContext;
- }
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
- /*
- * send DestroyContext request to all back-end servers
- */
- for (s=from_screen; s<=to_screen; s++) {
- DMXScreenInfo *dmxScreen = &dmxScreens[s];
- Display *dpy = GetBackEndDisplay(cl,s);
-
- LockDisplay(dpy);
- GetReq(GLXDestroyContext,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXDestroyContext;
- be_req->context = glxc->real_ids[s-from_screen];
- UnlockDisplay(dpy);
- SyncHandle();
- }
-
- return Success;
-}
-
-/*****************************************************************************/
-
-/*
-** For each client, the server keeps a table of all the contexts that are
-** current for that client (each thread of a client may have its own current
-** context). These routines add, change, and lookup contexts in the table.
-*/
-
-/*
-** Add a current context, and return the tag that will be used to refer to it.
-*/
-static int AddCurrentContext(__GLXclientState *cl, __GLXcontext *glxc, DrawablePtr pDraw)
-{
- int i;
- int num = cl->numCurrentContexts;
- __GLXcontext **table = cl->currentContexts;
-
- if (!glxc) return -1;
-
- /*
- ** Try to find an empty slot and use it.
- */
- for (i=0; i < num; i++) {
- if (!table[i]) {
- table[i] = glxc;
- return i+1;
- }
- }
- /*
- ** Didn't find a free slot, so we'll have to grow the table.
- */
- if (!num) {
- table = (__GLXcontext **) malloc(sizeof(__GLXcontext *));
- cl->currentDrawables = (DrawablePtr *) malloc(sizeof(DrawablePtr));
- cl->be_currentCTag = (GLXContextTag *) malloc(screenInfo.numScreens *sizeof(GLXContextTag));
- } else {
- table = (__GLXcontext **) realloc(table,
- (num+1)*sizeof(__GLXcontext *));
- cl->currentDrawables = (DrawablePtr *) realloc(
- cl->currentDrawables ,
- (num+1)*sizeof(DrawablePtr));
- cl->be_currentCTag = (GLXContextTag *) realloc(cl->be_currentCTag,
- (num+1)*screenInfo.numScreens*sizeof(GLXContextTag));
- }
- table[num] = glxc;
- cl->currentDrawables[num] = pDraw;
- cl->currentContexts = table;
- cl->numCurrentContexts++;
-
- memset(cl->be_currentCTag + num*screenInfo.numScreens, 0,
- screenInfo.numScreens * sizeof(GLXContextTag));
-
- return num+1;
-}
-
-/*
-** Given a tag, change the current context for the corresponding entry.
-*/
-static void ChangeCurrentContext(__GLXclientState *cl, __GLXcontext *glxc,
- GLXContextTag tag)
-{
- __GLXcontext **table = cl->currentContexts;
- table[tag-1] = glxc;
-}
-
-/*
-** Given a tag, and back-end screen number, retrives the current back-end
-** tag.
-*/
-int GetCurrentBackEndTag(__GLXclientState *cl, GLXContextTag tag, int s)
-{
- if (tag >0) {
- return( cl->be_currentCTag[ (tag-1)*screenInfo.numScreens + s ] );
- }
- else {
- return 0;
- }
-}
-
-/*
-** Given a tag, and back-end screen number, sets the current back-end
-** tag.
-*/
-static void SetCurrentBackEndTag(__GLXclientState *cl, GLXContextTag tag, int s, GLXContextTag be_tag)
-{
- if (tag >0) {
- cl->be_currentCTag[ (tag-1)*screenInfo.numScreens + s ] = be_tag;
- }
-}
-
-/*
-** For this implementation we have chosen to simply use the index of the
-** context's entry in the table as the context tag. A tag must be greater
-** than 0.
-*/
-__GLXcontext *__glXLookupContextByTag(__GLXclientState *cl, GLXContextTag tag)
-{
- int num = cl->numCurrentContexts;
-
- if (tag < 1 || tag > num) {
- return 0;
- } else {
- return cl->currentContexts[tag-1];
- }
-}
-
-DrawablePtr __glXLookupDrawableByTag(__GLXclientState *cl, GLXContextTag tag)
-{
- int num = cl->numCurrentContexts;
-
- if (tag < 1 || tag > num) {
- return 0;
- } else {
- return cl->currentDrawables[tag-1];
- }
-}
-
-/*****************************************************************************/
-
-static void StopUsingContext(__GLXcontext *glxc)
-{
- if (glxc) {
- if (glxc == __glXLastContext) {
- /* Tell server GL library */
- __glXLastContext = 0;
- }
- glxc->isCurrent = GL_FALSE;
- if (!glxc->idExists) {
- __glXFreeContext(glxc);
- }
- }
-}
-
-static void StartUsingContext(__GLXclientState *cl, __GLXcontext *glxc)
-{
- glxc->isCurrent = GL_TRUE;
-}
-
-/*****************************************************************************/
-/*
-** Make an OpenGL context and drawable current.
-*/
-static int MakeCurrent(__GLXclientState *cl,
- GLXDrawable drawable,
- GLXDrawable readdrawable,
- GLXContextID context,
- GLXContextTag oldContextTag)
-{
- ClientPtr client = cl->client;
- DrawablePtr pDraw = NULL;
- DrawablePtr pReadDraw = NULL;
- xGLXMakeCurrentReadSGIReply new_reply;
- xGLXMakeCurrentReq *be_req;
- xGLXMakeCurrentReply be_reply;
- xGLXMakeContextCurrentReq *be_new_req;
- xGLXMakeContextCurrentReply be_new_reply;
- GLXDrawable drawId = drawable;
- GLXDrawable readId = readdrawable;
- GLXContextID contextId = context;
- __GLXpixmap *pGlxPixmap = 0;
- __GLXpixmap *pReadGlxPixmap = 0;
- __GLXcontext *glxc, *prevglxc;
- GLXContextTag tag = oldContextTag;
- WindowPtr pWin = NULL;
- WindowPtr pReadWin = NULL;
- __glXWindow *pGlxWindow = NULL;
- __glXWindow *pGlxReadWindow = NULL;
- __glXPbuffer *pGlxPbuffer = NULL;
- __glXPbuffer *pGlxReadPbuffer = NULL;
-#ifdef PANORAMIX
- PanoramiXRes *pXinDraw = NULL;
- PanoramiXRes *pXinReadDraw = NULL;
-#endif
- int from_screen = 0;
- int to_screen = 0;
- int s, rc;
-
- /*
- ** If one is None and the other isn't, it's a bad match.
- */
- if ((drawId == None && contextId != None) ||
- (drawId != None && contextId == None)) {
- return BadMatch;
- }
-
- /*
- ** Lookup old context. If we have one, it must be in a usable state.
- */
- if (tag != 0) {
- prevglxc = __glXLookupContextByTag(cl, tag);
- if (!prevglxc) {
- /*
- ** Tag for previous context is invalid.
- */
- return __glXBadContextTag;
- }
- } else {
- prevglxc = 0;
- }
-
- /*
- ** Lookup new context. It must not be current for someone else.
- */
- if (contextId != None) {
- dixLookupResourceByType((pointer*) &glxc, contextId, __glXContextRes,
- NullClient, DixUnknownAccess);
- if (!glxc) {
- client->errorValue = contextId;
- return __glXBadContext;
- }
- if ((glxc != prevglxc) && glxc->isCurrent) {
- /* Context is current to somebody else */
- return BadAccess;
- }
- } else {
- /* Switching to no context. Ignore new drawable. */
- glxc = 0;
- }
-
- if (drawId != None) {
- rc = dixLookupDrawable(&pDraw, drawId, client, 0, DixWriteAccess);
- if (rc == Success) {
- if (pDraw->type == DRAWABLE_WINDOW) {
- /*
- ** Drawable is an X Window.
- */
- VisualID vid;
- pWin = (WindowPtr)pDraw;
- vid = wVisual(pWin);
-
- new_reply.writeVid = (glxc->pFBConfig ? glxc->pFBConfig->id : vid);
- new_reply.writeType = GLX_WINDOW_TYPE;
-
- /*
- ** Check if window and context are similar.
- */
- if ((vid != glxc->pVisual->vid) ||
- (pWin->drawable.pScreen != glxc->pScreen)) {
- client->errorValue = drawId;
- return BadMatch;
- }
-
- from_screen = to_screen = pWin->drawable.pScreen->myNum;
-
- } else {
- /*
- ** An X Pixmap is not allowed as a parameter (a GLX Pixmap
- ** is, but it must first be created with glxCreateGLXPixmap).
- */
- client->errorValue = drawId;
- return __glXBadDrawable;
- }
- }
-
- if (!pDraw) {
- dixLookupResourceByType((pointer*) &pGlxPixmap, drawId,
- __glXPixmapRes, NullClient,
- DixUnknownAccess);
- if (pGlxPixmap) {
- /*
- ** Check if pixmap and context are similar.
- */
- if (pGlxPixmap->pScreen != glxc->pScreen ||
- pGlxPixmap->pGlxVisual != glxc->pGlxVisual) {
- client->errorValue = drawId;
- return BadMatch;
- }
- pDraw = pGlxPixmap->pDraw;
-
- new_reply.writeVid = (glxc->pFBConfig ? glxc->pFBConfig->id :
- pGlxPixmap->pGlxVisual->vid);
-
- new_reply.writeType = GLX_PIXMAP_TYPE;
-
- from_screen = to_screen = pGlxPixmap->pScreen->myNum;
-
- }
- }
-
- if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
- dixLookupResourceByType((pointer*) &pGlxWindow, drawId,
- __glXWindowRes, NullClient,
- DixUnknownAccess);
- if (pGlxWindow) {
- /*
- ** Drawable is a GLXWindow.
- **
- ** Check if GLX window and context are similar.
- */
- if (pGlxWindow->pScreen != glxc->pScreen ||
- pGlxWindow->pGlxFBConfig != glxc->pFBConfig) {
- client->errorValue = drawId;
- return BadMatch;
- }
-
- pDraw = pGlxWindow->pDraw;
- new_reply.writeVid = pGlxWindow->pGlxFBConfig->id;
- new_reply.writeType = GLX_GLXWINDOW_TYPE;
- }
-
- }
-
- if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
- dixLookupResourceByType((pointer*) &pGlxPbuffer, drawId,
- __glXPbufferRes, NullClient,
- DixUnknownAccess);
- if (pGlxPbuffer) {
- if (pGlxPbuffer->pScreen != glxc->pScreen ||
- pGlxPbuffer->pFBConfig != glxc->pFBConfig) {
- client->errorValue = drawId;
- return BadMatch;
- }
-
- pDraw = (DrawablePtr)pGlxPbuffer;
- new_reply.writeVid = pGlxPbuffer->pFBConfig->id;
- new_reply.writeType = GLX_PBUFFER_TYPE;
- }
- }
-
- if (!pDraw) {
- /*
- ** Drawable is not a Window , GLXWindow or a GLXPixmap.
- */
- client->errorValue = drawId;
- return __glXBadDrawable;
- }
-
- } else {
- pDraw = 0;
- }
-
- if (readId != None && readId != drawId ) {
- rc = dixLookupDrawable(&pReadDraw, readId, client, 0, DixReadAccess);
- if (rc == Success) {
- if (pReadDraw->type == DRAWABLE_WINDOW) {
- /*
- ** Drawable is an X Window.
- */
- VisualID vid;
- pReadWin = (WindowPtr)pDraw;
- vid = wVisual(pReadWin);
-
- new_reply.readVid = (glxc->pFBConfig ? glxc->pFBConfig->id : vid);
- new_reply.readType = GLX_WINDOW_TYPE;
-
- /*
- ** Check if window and context are similar.
- */
- if ((vid != glxc->pVisual->vid) ||
- (pReadWin->drawable.pScreen != glxc->pScreen)) {
- client->errorValue = readId;
- return BadMatch;
- }
-
- } else {
-
- /*
- ** An X Pixmap is not allowed as a parameter (a GLX Pixmap
- ** is, but it must first be created with glxCreateGLXPixmap).
- */
- client->errorValue = readId;
- return __glXBadDrawable;
- }
- }
-
- if (!pReadDraw) {
- dixLookupResourceByType((pointer*) &pReadGlxPixmap, readId,
- __glXPixmapRes, NullClient,
- DixUnknownAccess);
- if (pReadGlxPixmap) {
- /*
- ** Check if pixmap and context are similar.
- */
- if (pReadGlxPixmap->pScreen != glxc->pScreen ||
- pReadGlxPixmap->pGlxVisual != glxc->pGlxVisual) {
- client->errorValue = readId;
- return BadMatch;
- }
- pReadDraw = pReadGlxPixmap->pDraw;
-
- new_reply.readVid = (glxc->pFBConfig ? glxc->pFBConfig->id :
- pReadGlxPixmap->pGlxVisual->vid );
- new_reply.readType = GLX_PIXMAP_TYPE;
-
- }
- }
-
- if (!pReadDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
- dixLookupResourceByType((pointer*) &pGlxReadWindow, readId,
- __glXWindowRes, NullClient,
- DixUnknownAccess);
- if (pGlxReadWindow) {
- /*
- ** Drawable is a GLXWindow.
- **
- ** Check if GLX window and context are similar.
- */
- if (pGlxReadWindow->pScreen != glxc->pScreen ||
- pGlxReadWindow->pGlxFBConfig != glxc->pFBConfig) {
- client->errorValue = readId;
- return BadMatch;
- }
-
- pReadDraw = pGlxReadWindow->pDraw;
- new_reply.readVid = pGlxReadWindow->pGlxFBConfig->id;
- new_reply.readType = GLX_GLXWINDOW_TYPE;
- }
- }
-
- if (!pReadDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
- dixLookupResourceByType((pointer*) &pGlxReadPbuffer, readId,
- __glXPbufferRes, NullClient,
- DixUnknownAccess);
- if (pGlxReadPbuffer) {
- if (pGlxReadPbuffer->pScreen != glxc->pScreen ||
- pGlxReadPbuffer->pFBConfig != glxc->pFBConfig) {
- client->errorValue = drawId;
- return BadMatch;
- }
-
- pReadDraw = (DrawablePtr)pGlxReadPbuffer;
- new_reply.readVid = pGlxReadPbuffer->pFBConfig->id;
- new_reply.readType = GLX_PBUFFER_TYPE;
- }
- }
-
- if (!pReadDraw) {
- /*
- ** Drawable is neither a Window nor a GLXPixmap.
- */
- client->errorValue = readId;
- return __glXBadDrawable;
- }
-
- } else {
- pReadDraw = pDraw;
- pReadGlxPixmap = pGlxPixmap;
- pReadWin = pWin;
- new_reply.readVid = new_reply.writeVid;
- new_reply.readType = new_reply.writeType;
- }
-
- if (prevglxc) {
-
- if (prevglxc->pGlxPixmap) {
- /*
- ** The previous drawable was a glx pixmap, release it.
- */
- prevglxc->pGlxPixmap->refcnt--;
- __glXFreeGLXPixmap( prevglxc->pGlxPixmap );
- prevglxc->pGlxPixmap = 0;
- }
-
- if (prevglxc->pGlxReadPixmap) {
- /*
- ** The previous drawable was a glx pixmap, release it.
- */
- prevglxc->pGlxReadPixmap->refcnt--;
- __glXFreeGLXPixmap( prevglxc->pGlxReadPixmap );
- prevglxc->pGlxReadPixmap = 0;
- }
-
- if (prevglxc->pGlxWindow) {
- /*
- ** The previous drawable was a glx window, release it.
- */
- prevglxc->pGlxWindow->refcnt--;
- __glXFreeGLXWindow( prevglxc->pGlxWindow );
- prevglxc->pGlxWindow = 0;
- }
-
- if (prevglxc->pGlxReadWindow) {
- /*
- ** The previous drawable was a glx window, release it.
- */
- prevglxc->pGlxReadWindow->refcnt--;
- __glXFreeGLXWindow( prevglxc->pGlxReadWindow );
- prevglxc->pGlxReadWindow = 0;
- }
-
- if (prevglxc->pGlxPbuffer) {
- /*
- ** The previous drawable was a glx Pbuffer, release it.
- */
- prevglxc->pGlxPbuffer->refcnt--;
- __glXFreeGLXPbuffer( prevglxc->pGlxPbuffer );
- prevglxc->pGlxPbuffer = 0;
- }
-
- if (prevglxc->pGlxReadPbuffer) {
- /*
- ** The previous drawable was a glx Pbuffer, release it.
- */
- prevglxc->pGlxReadPbuffer->refcnt--;
- __glXFreeGLXPbuffer( prevglxc->pGlxReadPbuffer );
- prevglxc->pGlxReadPbuffer = 0;
- }
-
- ChangeCurrentContext(cl, glxc, tag);
- ChangeCurrentContext(cl, glxc, tag);
- StopUsingContext(prevglxc);
- } else {
- tag = AddCurrentContext(cl, glxc, pDraw);
- }
- if (glxc) {
-
- glxc->pGlxPixmap = pGlxPixmap;
- glxc->pGlxReadPixmap = pReadGlxPixmap;
- glxc->pGlxWindow = pGlxWindow;
- glxc->pGlxReadWindow = pGlxReadWindow;
- glxc->pGlxPbuffer = pGlxPbuffer;
- glxc->pGlxReadPbuffer = pGlxReadPbuffer;
-
- if (pGlxPixmap) {
- pGlxPixmap->refcnt++;
- }
-
- if (pReadGlxPixmap) {
- pReadGlxPixmap->refcnt++;
- }
-
- if (pGlxWindow) {
- pGlxWindow->refcnt++;
- }
-
- if (pGlxReadWindow) {
- pGlxReadWindow->refcnt++;
- }
-
- if (pGlxPbuffer) {
- pGlxPbuffer->refcnt++;
- }
-
- if (pGlxReadPbuffer) {
- pGlxReadPbuffer->refcnt++;
- }
-
- StartUsingContext(cl, glxc);
- new_reply.contextTag = tag;
- } else {
- new_reply.contextTag = 0;
- }
- new_reply.length = 0;
- new_reply.type = X_Reply;
- new_reply.sequenceNumber = client->sequence;
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
-
- if (pDraw && new_reply.writeType != GLX_PBUFFER_TYPE) {
- dixLookupResourceByClass((pointer*) &pXinDraw,
- pDraw->id, XRC_DRAWABLE,
- client, DixReadAccess);
- }
-
- if (pReadDraw && pReadDraw != pDraw &&
- new_reply.readType != GLX_PBUFFER_TYPE) {
- dixLookupResourceByClass((pointer*) &pXinReadDraw,
- pReadDraw->id, XRC_DRAWABLE,
- client, DixReadAccess);
- }
- else {
- pXinReadDraw = pXinDraw;
- }
- }
-#endif
-
-
- /* send the MakeCurrent request to all required
- * back-end servers.
- */
- for (s = from_screen; s<=to_screen; s++) {
- DMXScreenInfo *dmxScreen = &dmxScreens[s];
- Display *dpy = GetBackEndDisplay(cl,s);
- unsigned int be_draw = None;
- unsigned int be_read_draw = None;
-
- if (pGlxPixmap) {
- be_draw = pGlxPixmap->be_xids[s];
- }
- else if (pGlxPbuffer) {
- be_draw = pGlxPbuffer->be_xids[s];
- }
-#ifdef PANORAMIX
- else if (pXinDraw) {
- dixLookupWindow(&pWin, pXinDraw->info[s].id, client, DixReadAccess);
- }
-#endif
- else if (pGlxWindow) {
- pWin = (WindowPtr)pGlxWindow->pDraw;
- }
-
- if (pWin && be_draw == None) {
- be_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
- if (!be_draw) {
- /* it might be that the window did not created yet on the */
- /* back-end server (lazy window creation option), force */
- /* creation of the window */
- dmxCreateAndRealizeWindow( pWin, TRUE );
- be_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
- }
- }
-
- /*
- * Before sending the MakeCurrent request - sync the
- * X11 connection to the back-end servers to make sure
- * that drawable is already created
- */
- dmxSync( dmxScreen, 1 );
-
- if (drawId == readId) {
- LockDisplay(dpy);
- GetReq(GLXMakeCurrent, be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXMakeCurrent;
- be_req->drawable = be_draw;
- be_req->context = (unsigned int)(glxc ? glxc->real_ids[s-from_screen] : 0);
- be_req->oldContextTag = GetCurrentBackEndTag(cl, tag, s);
- if (!_XReply(dpy, (xReply *) &be_reply, 0, False)) {
-
- /* The make current failed */
- UnlockDisplay(dpy);
- SyncHandle();
- return( BE_TO_CLIENT_ERROR(dmxLastErrorEvent.error_code) );
- }
-
- UnlockDisplay(dpy);
- SyncHandle();
-
- SetCurrentBackEndTag( cl, tag, s, be_reply.contextTag );
- }
- else {
-
- if (pReadGlxPixmap) {
- be_read_draw = pReadGlxPixmap->be_xids[s];
- }
- else if (pGlxReadPbuffer) {
- be_read_draw = pGlxReadPbuffer->be_xids[s];
- }
-#ifdef PANORAMIX
- else if (pXinReadDraw) {
- dixLookupWindow(&pReadWin, pXinReadDraw->info[s].id, client,
- DixReadAccess);
- }
-#endif
- else if (pGlxReadWindow) {
- pReadWin = (WindowPtr)pGlxReadWindow->pDraw;
- }
-
- if (pReadWin && be_read_draw == None) {
- be_read_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pReadWin))->window;
- if (!be_read_draw) {
- /* it might be that the window did not created yet on the */
- /* back-end server (lazy window creation option), force */
- /* creation of the window */
- dmxCreateAndRealizeWindow( pReadWin, TRUE );
- be_read_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pReadWin))->window;
- dmxSync( dmxScreen, 1 );
- }
- }
-
- if ( __GLX_IS_VERSION_SUPPORTED(1,3) ) {
- LockDisplay(dpy);
- GetReq(GLXMakeContextCurrent, be_new_req);
- be_new_req->reqType = dmxScreen->glxMajorOpcode;
- be_new_req->glxCode = X_GLXMakeContextCurrent;
- be_new_req->drawable = be_draw;
- be_new_req->readdrawable = be_read_draw;
- be_new_req->context = (unsigned int)(glxc ? glxc->real_ids[s-from_screen] : 0);
- be_new_req->oldContextTag = GetCurrentBackEndTag(cl, tag, s);
- if (!_XReply(dpy, (xReply *) &be_new_reply, 0, False)) {
-
- /* The make current failed */
- UnlockDisplay(dpy);
- SyncHandle();
- return( BE_TO_CLIENT_ERROR(dmxLastErrorEvent.error_code) );
- }
-
- UnlockDisplay(dpy);
- SyncHandle();
-
- SetCurrentBackEndTag( cl, tag, s, be_new_reply.contextTag );
- }
- else if (glxIsExtensionSupported("GLX_SGI_make_current_read")) {
- xGLXMakeCurrentReadSGIReq *ext_req;
- xGLXVendorPrivateWithReplyReq *vpreq;
- xGLXMakeCurrentReadSGIReply ext_reply;
-
- LockDisplay(dpy);
- GetReqExtra(GLXVendorPrivateWithReply,
- sz_xGLXMakeCurrentReadSGIReq - sz_xGLXVendorPrivateWithReplyReq,
- vpreq);
- ext_req = (xGLXMakeCurrentReadSGIReq *)vpreq;
- ext_req->reqType = dmxScreen->glxMajorOpcode;
- ext_req->glxCode = X_GLXVendorPrivateWithReply;
- ext_req->vendorCode = X_GLXvop_MakeCurrentReadSGI;
- ext_req->drawable = be_draw;
- ext_req->readable = be_read_draw;
- ext_req->context = (unsigned int)(glxc ? glxc->real_ids[s-from_screen] : 0);
- ext_req->oldContextTag = GetCurrentBackEndTag(cl, tag, s);
- if (!_XReply(dpy, (xReply *) &ext_reply, 0, False)) {
-
- /* The make current failed */
- UnlockDisplay(dpy);
- SyncHandle();
- return( BE_TO_CLIENT_ERROR(dmxLastErrorEvent.error_code) );
- }
-
- UnlockDisplay(dpy);
- SyncHandle();
-
- SetCurrentBackEndTag( cl, tag, s, ext_reply.contextTag );
-
- }
- else {
- return BadMatch;
- }
- }
-
- XFlush( dpy );
- }
-
- if (client->swapped) {
- __glXSwapMakeCurrentReply(client, &new_reply);
- } else {
- WriteToClient(client, sz_xGLXMakeContextCurrentReply, (char *)&new_reply);
- }
-
- return Success;
-}
-
-int __glXMakeCurrent(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXMakeCurrentReq *req = (xGLXMakeCurrentReq *) pc;
-
- return( MakeCurrent(cl, req->drawable, req->drawable,
- req->context, req->oldContextTag ) );
-}
-
-int __glXMakeContextCurrent(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXMakeContextCurrentReq *req = (xGLXMakeContextCurrentReq *) pc;
-
- return( MakeCurrent(cl, req->drawable, req->readdrawable,
- req->context, req->oldContextTag ) );
-}
-
-int __glXMakeCurrentReadSGI(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXMakeCurrentReadSGIReq *req = (xGLXMakeCurrentReadSGIReq *) pc;
-
- return( MakeCurrent(cl, req->drawable, req->readable,
- req->context, req->oldContextTag ) );
-}
-
-int __glXIsDirect(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXIsDirectReq *req = (xGLXIsDirectReq *) pc;
- xGLXIsDirectReply reply;
- __GLXcontext *glxc;
-
- /*
- ** Find the GL context.
- */
- dixLookupResourceByType((pointer*) &glxc, req->context, __glXContextRes,
- NullClient, DixUnknownAccess);
- if (!glxc) {
- client->errorValue = req->context;
- return __glXBadContext;
- }
-
- reply.isDirect = 0;
- reply.length = 0;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
-
- if (client->swapped) {
- __glXSwapIsDirectReply(client, &reply);
- } else {
- WriteToClient(client, sz_xGLXIsDirectReply, (char *)&reply);
- }
-
- return Success;
-}
-
-int __glXQueryVersion(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
-/* xGLXQueryVersionReq *req = (xGLXQueryVersionReq *) pc; */
- xGLXQueryVersionReply reply;
-
- /*
- ** Server should take into consideration the version numbers sent by the
- ** client if it wants to work with older clients; however, in this
- ** implementation the server just returns its version number.
- */
- reply.majorVersion = __glXVersionMajor;
- reply.minorVersion = __glXVersionMinor;
- reply.length = 0;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
-
- if (client->swapped) {
- __glXSwapQueryVersionReply(client, &reply);
- } else {
- WriteToClient(client, sz_xGLXQueryVersionReply, (char *)&reply);
- }
- return Success;
-}
-
-int __glXWaitGL(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXWaitGLReq *req = (xGLXWaitGLReq *)pc;
- xGLXWaitGLReq *be_req = (xGLXWaitGLReq *)pc;
- int from_screen = 0;
- int to_screen = 0;
- int s;
- __GLXcontext *glxc = NULL;
-
- if (req->contextTag != 0) {
- glxc = __glXLookupContextByTag(cl, req->contextTag);
- if (glxc) {
- from_screen = to_screen = glxc->pScreen->myNum;
- }
- }
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
- for (s=from_screen; s<=to_screen; s++) {
- DMXScreenInfo *dmxScreen = &dmxScreens[s];
- Display *dpy = GetBackEndDisplay(cl,s);
-
- LockDisplay(dpy);
- GetReq(GLXWaitGL,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXWaitGL;
- be_req->contextTag = (glxc ? GetCurrentBackEndTag(cl,req->contextTag,s) : 0);
- UnlockDisplay(dpy);
- SyncHandle();
-
- XSync(dpy, False);
- }
-
- return Success;
-}
-
-int __glXWaitX(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXWaitXReq *req = (xGLXWaitXReq *)pc;
- xGLXWaitXReq *be_req;
- int from_screen = 0;
- int to_screen = 0;
- int s;
- __GLXcontext *glxc = NULL;
-
- if (req->contextTag != 0) {
- glxc = __glXLookupContextByTag(cl, req->contextTag);
- if (glxc) {
- from_screen = to_screen = glxc->pScreen->myNum;
- }
- }
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
- for (s=from_screen; s<=to_screen; s++) {
- DMXScreenInfo *dmxScreen = &dmxScreens[s];
- Display *dpy = GetBackEndDisplay(cl,s);
-
- dmxSync( dmxScreen, 1 );
-
- LockDisplay(dpy);
- GetReq(GLXWaitX,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXWaitX;
- be_req->contextTag = (glxc ? GetCurrentBackEndTag(cl,req->contextTag,s) : 0);
- UnlockDisplay(dpy);
- SyncHandle();
-
- XFlush( dpy );
- }
-
- return Success;
-}
-
-int __glXCopyContext(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXCopyContextReq *be_req;
- xGLXCopyContextReq *req = (xGLXCopyContextReq *) pc;
- GLXContextID source = req->source;
- GLXContextID dest = req->dest;
- GLXContextTag tag = req->contextTag;
- unsigned long mask = req->mask;
- __GLXcontext *src, *dst;
- int s;
- int from_screen = 0;
- int to_screen = 0;
-
- /*
- ** Check that each context exists.
- */
- dixLookupResourceByType((pointer*) &src, source, __glXContextRes,
- NullClient, DixUnknownAccess);
- if (!src) {
- client->errorValue = source;
- return __glXBadContext;
- }
- dixLookupResourceByType((pointer*) &dst, dest, __glXContextRes,
- NullClient, DixUnknownAccess);
- if (!dst) {
- client->errorValue = dest;
- return __glXBadContext;
- }
-
- /*
- ** They must be in the same address space, and same screen.
- */
- if (src->pGlxScreen != dst->pGlxScreen) {
- client->errorValue = source;
- return BadMatch;
- }
-
- /*
- ** The destination context must not be current for any client.
- */
- if (dst->isCurrent) {
- client->errorValue = dest;
- return BadAccess;
- }
-
- if (tag) {
- __GLXcontext *tagcx = __glXLookupContextByTag(cl, tag);
-
- if (!tagcx) {
- return __glXBadContextTag;
- }
- if (tagcx != src) {
- /*
- ** This would be caused by a faulty implementation of the client
- ** library.
- */
- return BadMatch;
- }
- }
-
- from_screen = to_screen = src->pScreen->myNum;
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
- for (s=from_screen; s<=to_screen; s++) {
- DMXScreenInfo *dmxScreen = &dmxScreens[s];
- Display *dpy = GetBackEndDisplay(cl,s);
-
- LockDisplay(dpy);
- GetReq(GLXCopyContext,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXCopyContext;
- be_req->source = (unsigned int)src->real_ids[s-from_screen];
- be_req->dest = (unsigned int)dst->real_ids[s-from_screen];
- be_req->mask = mask;
- be_req->contextTag = (tag ? GetCurrentBackEndTag(cl,req->contextTag,s) : 0);
- UnlockDisplay(dpy);
- SyncHandle();
- }
-
- return Success;
-}
-
-int __glXGetVisualConfigs(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXGetVisualConfigsReq *req = (xGLXGetVisualConfigsReq *) pc;
- xGLXGetVisualConfigsReply reply;
- __GLXscreenInfo *pGlxScreen;
- __GLXvisualConfig *pGlxVisual;
- CARD32 buf[__GLX_TOTAL_CONFIG];
- unsigned int screen;
- int i, p;
-
- screen = req->screen;
- if (screen >= screenInfo.numScreens) {
- /* The client library must send a valid screen number. */
- client->errorValue = screen;
- return BadValue;
- }
- pGlxScreen = &__glXActiveScreens[screen];
-
- reply.numVisuals = pGlxScreen->numGLXVisuals;
- reply.numProps = __GLX_TOTAL_CONFIG;
- reply.length = (pGlxScreen->numGLXVisuals * __GLX_SIZE_CARD32 *
- __GLX_TOTAL_CONFIG) >> 2;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
-
- WriteToClient(client, sz_xGLXGetVisualConfigsReply, (char *)&reply);
-
- for (i=0; i < pGlxScreen->numVisuals; i++) {
- pGlxVisual = &pGlxScreen->pGlxVisual[i];
- if (!pGlxScreen->isGLXvis[i] || pGlxVisual->vid == 0) {
- /* not a usable visual */
- continue;
- }
- p = 0;
- buf[p++] = pGlxVisual->vid;
- buf[p++] = pGlxVisual->class;
- buf[p++] = pGlxVisual->rgba;
-
- buf[p++] = pGlxVisual->redSize;
- buf[p++] = pGlxVisual->greenSize;
- buf[p++] = pGlxVisual->blueSize;
- buf[p++] = pGlxVisual->alphaSize;
- buf[p++] = pGlxVisual->accumRedSize;
- buf[p++] = pGlxVisual->accumGreenSize;
- buf[p++] = pGlxVisual->accumBlueSize;
- buf[p++] = pGlxVisual->accumAlphaSize;
-
- buf[p++] = pGlxVisual->doubleBuffer;
- buf[p++] = pGlxVisual->stereo;
-
- buf[p++] = pGlxVisual->bufferSize;
- buf[p++] = pGlxVisual->depthSize;
- buf[p++] = pGlxVisual->stencilSize;
- buf[p++] = pGlxVisual->auxBuffers;
- buf[p++] = pGlxVisual->level;
- /*
- ** Add token/value pairs for extensions.
- */
- buf[p++] = GLX_VISUAL_CAVEAT_EXT;
- buf[p++] = pGlxVisual->visualRating;
- buf[p++] = GLX_TRANSPARENT_TYPE_EXT;
- buf[p++] = pGlxVisual->transparentPixel;
- buf[p++] = GLX_TRANSPARENT_RED_VALUE_EXT;
- buf[p++] = pGlxVisual->transparentRed;
- buf[p++] = GLX_TRANSPARENT_GREEN_VALUE_EXT;
- buf[p++] = pGlxVisual->transparentGreen;
- buf[p++] = GLX_TRANSPARENT_BLUE_VALUE_EXT;
- buf[p++] = pGlxVisual->transparentBlue;
- buf[p++] = GLX_TRANSPARENT_ALPHA_VALUE_EXT;
- buf[p++] = pGlxVisual->transparentAlpha;
- buf[p++] = GLX_TRANSPARENT_INDEX_VALUE_EXT;
- buf[p++] = pGlxVisual->transparentIndex;
- buf[p++] = GLX_SAMPLES_SGIS;
- buf[p++] = pGlxVisual->multiSampleSize;
- buf[p++] = GLX_SAMPLE_BUFFERS_SGIS;
- buf[p++] = pGlxVisual->nMultiSampleBuffers;
- buf[p++] = GLX_VISUAL_SELECT_GROUP_SGIX;
- buf[p++] = pGlxVisual->visualSelectGroup;
-
- WriteToClient(client, __GLX_SIZE_CARD32 * __GLX_TOTAL_CONFIG,
- (char *)buf);
- }
- return Success;
-}
-
-/*
-** Create a GLX Pixmap from an X Pixmap.
-*/
-static int CreateGLXPixmap(__GLXclientState *cl,
- VisualID visual, GLXFBConfigID fbconfigId,
- int screenNum, XID pixmapId, XID glxpixmapId )
-{
- ClientPtr client = cl->client;
- xGLXCreateGLXPixmapReq *be_req;
- xGLXCreatePixmapReq *be_new_req;
- DrawablePtr pDraw;
- ScreenPtr pScreen;
- VisualPtr pVisual;
- __GLXpixmap *pGlxPixmap;
- __GLXscreenInfo *pGlxScreen;
- __GLXvisualConfig *pGlxVisual;
- __GLXFBConfig *pFBConfig;
- int i, s, rc;
- int from_screen, to_screen;
-#ifdef PANORAMIX
- PanoramiXRes *pXinDraw = NULL;
-#endif
-
- rc = dixLookupDrawable(&pDraw, pixmapId, client, M_DRAWABLE_PIXMAP,
- DixAddAccess);
- if (rc != Success)
- return rc;
-
- /*
- ** Check if screen of visual matches screen of pixmap.
- */
- pScreen = pDraw->pScreen;
- if (screenNum != pScreen->myNum) {
- return BadMatch;
- }
-
- if (fbconfigId == 0 && visual == 0) {
- return BadValue;
- }
-
- if (fbconfigId != None) {
- pFBConfig = glxLookupFBConfig( fbconfigId );
- if (!pFBConfig) {
- client->errorValue = fbconfigId;
- return BadValue;
- }
- visual = pFBConfig->associatedVisualId;
- }
- else {
- pFBConfig = NULL;
- }
-
- if (visual != None) {
- /*
- ** Find the VisualRec for this visual.
- */
- pVisual = pScreen->visuals;
- for (i=0; i < pScreen->numVisuals; i++, pVisual++) {
- if (pVisual->vid == visual) {
- break;
- }
- }
- if (i == pScreen->numVisuals) {
- client->errorValue = visual;
- return BadValue;
- }
- /*
- ** Check if depth of visual matches depth of pixmap.
- */
- if (pVisual->nplanes != pDraw->depth) {
- client->errorValue = visual;
- return BadMatch;
- }
-
- /*
- ** Get configuration of the visual.
- */
- pGlxScreen = &__glXActiveScreens[screenNum];
- pGlxVisual = pGlxScreen->pGlxVisual;
- for (i = 0; i < pGlxScreen->numVisuals; i++, pGlxVisual++) {
- if (pGlxVisual->vid == visual) {
- break;
- }
- }
- if (i == pGlxScreen->numVisuals) {
- /*
- ** Visual not support on this screen by this OpenGL implementation.
- */
- client->errorValue = visual;
- return BadValue;
- }
-
-
- /* find the FBConfig for that visual (if any) */
- if ( pFBConfig == NULL ) {
- pFBConfig = glxLookupFBConfigByVID( visual );
-
- if ( pFBConfig == NULL ) {
- /*
- * visual does not have an FBConfig ???
- client->errorValue = visual;
- return BadValue;
- */
- }
- }
- }
- else {
- pVisual = NULL;
- pGlxVisual = NULL;
- pGlxScreen = &__glXActiveScreens[pDraw->pScreen->myNum];
- }
-
- pGlxPixmap = (__GLXpixmap *) malloc(sizeof(__GLXpixmap));
- if (!pGlxPixmap) {
- return BadAlloc;
- }
- pGlxPixmap->be_xids = (XID *) malloc(sizeof(XID) * screenInfo.numScreens);
- if (!pGlxPixmap->be_xids) {
- free( pGlxPixmap );
- return BadAlloc;
- }
-
- pGlxPixmap->pDraw = pDraw;
- pGlxPixmap->pGlxScreen = pGlxScreen;
- pGlxPixmap->pGlxVisual = pGlxVisual;
- pGlxPixmap->pFBConfig = pFBConfig;
- pGlxPixmap->pScreen = pScreen;
- pGlxPixmap->idExists = True;
- pGlxPixmap->refcnt = 0;
-
- /*
- ** Bump the ref count on the X pixmap so it won't disappear.
- */
- ((PixmapPtr) pDraw)->refcnt++;
-
- /*
- * send the request to the back-end server(s)
- */
- from_screen = to_screen = screenNum;
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
-
- dixLookupResourceByClass((pointer*) &pXinDraw,
- pDraw->id, XRC_DRAWABLE,
- client, DixReadAccess);
- }
-#endif
-
- for (s=from_screen; s<=to_screen; s++) {
-
- DMXScreenInfo *dmxScreen = &dmxScreens[s];
- Display *dpy = GetBackEndDisplay(cl,s);
- Pixmap be_pixmap;
- DrawablePtr pRealDraw = pDraw;
-
-#ifdef PANORAMIX
- if (pXinDraw) {
- dixLookupDrawable(&pRealDraw, pXinDraw->info[s].id, client, 0,
- DixAddAccess);
- }
-#endif
-
- be_pixmap = (DMX_GET_PIXMAP_PRIV((PixmapPtr)pRealDraw))->pixmap;
-
- /* make sure pixmap already created on back-end */
- dmxSync( dmxScreen, 1 );
-
- if ( pFBConfig && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
- __GLXFBConfig *be_FBConfig = glxLookupBackEndFBConfig( pFBConfig->id, s );
-
- LockDisplay(dpy);
- pGlxPixmap->be_xids[s] = XAllocID(dpy);
- GetReq(GLXCreatePixmap,be_new_req);
- be_new_req->reqType = dmxScreen->glxMajorOpcode;
- be_new_req->glxCode = X_GLXCreatePixmap;
- be_new_req->screen = DefaultScreen(dpy);
- be_new_req->fbconfig = be_FBConfig->id;
- be_new_req->pixmap = (unsigned int)be_pixmap;
- be_new_req->glxpixmap = (unsigned int)pGlxPixmap->be_xids[s];
- be_new_req->numAttribs = 0;
- UnlockDisplay(dpy);
- SyncHandle();
- }
- else if (pFBConfig && glxIsExtensionSupported("GLX_SGIX_fbconfig")) {
- __GLXFBConfig *be_FBConfig = glxLookupBackEndFBConfig( pFBConfig->id, s );
- xGLXCreateGLXPixmapWithConfigSGIXReq *ext_req;
- xGLXVendorPrivateReq *vpreq;
-
- LockDisplay(dpy);
- pGlxPixmap->be_xids[s] = XAllocID(dpy);
- GetReqExtra(GLXVendorPrivate,
- sz_xGLXCreateGLXPixmapWithConfigSGIXReq-sz_xGLXVendorPrivateReq,
- vpreq);
- ext_req = (xGLXCreateGLXPixmapWithConfigSGIXReq *)vpreq;
- ext_req->reqType = dmxScreen->glxMajorOpcode;
- ext_req->glxCode = X_GLXVendorPrivate;
- ext_req->vendorCode = X_GLXvop_CreateGLXPixmapWithConfigSGIX;
- ext_req->screen = DefaultScreen(dpy);
- ext_req->fbconfig = be_FBConfig->id;
- ext_req->pixmap = (unsigned int)be_pixmap;
- ext_req->glxpixmap = (unsigned int)pGlxPixmap->be_xids[s];
- UnlockDisplay(dpy);
- SyncHandle();
- }
- else if (pGlxVisual) {
- LockDisplay(dpy);
- pGlxPixmap->be_xids[s] = XAllocID(dpy);
- GetReq(GLXCreateGLXPixmap,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXCreateGLXPixmap;
- be_req->screen = DefaultScreen(dpy);
- be_req->visual = (unsigned int)glxMatchGLXVisualInConfigList(
- pGlxVisual,
- dmxScreen->glxVisuals,
- dmxScreen->numGlxVisuals );
- be_req->pixmap = (unsigned int)be_pixmap;
- be_req->glxpixmap = (unsigned int)pGlxPixmap->be_xids[s];
- UnlockDisplay(dpy);
- SyncHandle();
- }
- else {
- client->errorValue = ( visual ? visual : fbconfigId );
- free( pGlxPixmap );
- return BadValue;
- }
-
- XFlush( dpy );
- }
-
- if (!(AddResource(glxpixmapId, __glXPixmapRes, pGlxPixmap))) {
- free( pGlxPixmap );
- return BadAlloc;
- }
-
- return Success;
-}
-
-int __glXCreateGLXPixmap(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXCreateGLXPixmapReq *req = (xGLXCreateGLXPixmapReq *) pc;
-
- return( CreateGLXPixmap(cl, req->visual, None,
- req->screen, req->pixmap, req->glxpixmap) );
-}
-
-int __glXCreatePixmap(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXCreatePixmapReq *req = (xGLXCreatePixmapReq *) pc;
-
- return( CreateGLXPixmap(cl, None, req->fbconfig,
- req->screen, req->pixmap, req->glxpixmap) );
-}
-
-int __glXDestroyGLXPixmap(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXDestroyGLXPixmapReq *req = (xGLXDestroyGLXPixmapReq *) pc;
- XID glxpixmap = req->glxpixmap;
- __GLXpixmap *pGlxPixmap;
- int s;
- int from_screen, to_screen;
-
- /*
- ** Check if it's a valid GLX pixmap.
- */
- dixLookupResourceByType((pointer*) &pGlxPixmap, glxpixmap,
- __glXPixmapRes, NullClient, DixUnknownAccess);
- if (!pGlxPixmap) {
- client->errorValue = glxpixmap;
- return __glXBadPixmap;
- }
- FreeResource(glxpixmap, FALSE);
-
- /*
- * destroy the pixmap on the back-end server(s).
- */
- from_screen = to_screen = pGlxPixmap->pDraw->pScreen->myNum;
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
- for (s=from_screen; s<=to_screen; s++) {
- DMXScreenInfo *dmxScreen = &dmxScreens[s];
- Display *dpy = GetBackEndDisplay(cl,s);
-
- /* make sure pixmap exist in back-end */
- dmxSync( dmxScreen, 1 );
-
- LockDisplay(dpy);
- GetReq(GLXDestroyGLXPixmap,req);
- req->reqType = dmxScreen->glxMajorOpcode;
- req->glxCode = X_GLXDestroyGLXPixmap;
- req->glxpixmap = (unsigned int)pGlxPixmap->be_xids[s];
- UnlockDisplay(dpy);
- SyncHandle();
- }
-
-
- return Success;
-}
-
-/*****************************************************************************/
-
-/*
-** NOTE: There is no portable implementation for swap buffers as of
-** this time that is of value. Consequently, this code must be
-** implemented by somebody other than SGI.
-*/
-int __glXDoSwapBuffers(__GLXclientState *cl, XID drawId, GLXContextTag tag)
-{
- ClientPtr client = cl->client;
- DrawablePtr pDraw;
- xGLXSwapBuffersReq *be_req;
- WindowPtr pWin = NULL;
- __GLXpixmap *pGlxPixmap = NULL;
- __GLXcontext *glxc = NULL;
-#ifdef PANORAMIX
- PanoramiXRes *pXinDraw = NULL;
-#endif
- __glXWindow *pGlxWindow = NULL;
- int from_screen = 0;
- int to_screen = 0;
- int s, rc;
-
- /*
- ** Check that the GLX drawable is valid.
- */
- rc = dixLookupDrawable(&pDraw, drawId, client, 0, DixWriteAccess);
- if (rc == Success) {
- from_screen = to_screen = pDraw->pScreen->myNum;
-
- if (pDraw->type == DRAWABLE_WINDOW) {
- /*
- ** Drawable is an X window.
- */
- pWin = (WindowPtr)pDraw;
- } else {
- /*
- ** Drawable is an X pixmap, which is not allowed.
- */
- client->errorValue = drawId;
- return __glXBadDrawable;
- }
- }
-
- if (!pDraw) {
- dixLookupResourceByType((pointer*) &pGlxPixmap, drawId,
- __glXPixmapRes, NullClient, DixUnknownAccess);
- if (pGlxPixmap) {
- /*
- ** Drawable is a GLX pixmap.
- */
- pDraw = pGlxPixmap->pDraw;
- from_screen = to_screen = pGlxPixmap->pScreen->myNum;
- }
- }
-
- if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
- dixLookupResourceByType((pointer*) &pGlxWindow, drawId,
- __glXWindowRes, NullClient, DixUnknownAccess);
- if (pGlxWindow) {
- /*
- ** Drawable is a GLXWindow.
- */
- pDraw = pGlxWindow->pDraw;
- from_screen = to_screen = pGlxWindow->pScreen->myNum;
- }
- }
-
- if (!pDraw) {
- /*
- ** Drawable is neither a X window nor a GLX pixmap.
- */
- client->errorValue = drawId;
- return __glXBadDrawable;
- }
-
- if (tag) {
- glxc = __glXLookupContextByTag(cl, tag);
- if (!glxc) {
- return __glXBadContextTag;
- }
- }
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- dixLookupResourceByClass((pointer*) &pXinDraw,
- pDraw->id, XRC_DRAWABLE,
- client, DixReadAccess);
- }
-#endif
-
- /* If requested, send a glFinish to all back-end servers before swapping. */
- if (dmxGLXFinishSwap) {
- for (s=from_screen; s<=to_screen; s++) {
- Display *dpy = GetBackEndDisplay(cl,s);
- DMXScreenInfo *dmxScreen = &dmxScreens[s];
- xGLXSingleReq *finishReq;
- xGLXSingleReply reply;
-
-#define X_GLXSingle 0 /* needed by GetReq below */
-
- LockDisplay(dpy);
- GetReq(GLXSingle,finishReq);
- finishReq->reqType = dmxScreen->glxMajorOpcode;
- finishReq->glxCode = X_GLsop_Finish;
- finishReq->contextTag = (tag ? GetCurrentBackEndTag(cl,tag,s) : 0);
- (void) _XReply(dpy, (xReply*) &reply, 0, False);
- UnlockDisplay(dpy);
- SyncHandle();
- }
- }
-
- /* If requested, send an XSync to all back-end servers before swapping. */
- if (dmxGLXSyncSwap) {
- for (s=from_screen; s<=to_screen; s++)
- XSync(GetBackEndDisplay(cl,s), False);
- }
-
-
- /* send the SwapBuffers request to all back-end servers */
-
- for (s=from_screen; s<=to_screen; s++) {
- DMXScreenInfo *dmxScreen = &dmxScreens[s];
- Display *dpy = GetBackEndDisplay(cl,s);
- unsigned int be_draw = 0;
-
- if (pGlxPixmap) {
- be_draw = (unsigned int)pGlxPixmap->be_xids[s];
- }
-#ifdef PANORAMIX
- else if (pXinDraw) {
- dixLookupWindow(&pWin, pXinDraw->info[s].id, client, DixReadAccess);
- }
-#endif
- else if (pGlxWindow) {
- pWin = (WindowPtr)pGlxWindow->pDraw;
- }
-
- if (pWin && !be_draw) {
- be_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
- if (!be_draw) {
- /* it might be that the window did not created yet on the */
- /* back-end server (lazy window creation option), force */
- /* creation of the window */
- dmxCreateAndRealizeWindow( pWin, TRUE );
- be_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
- }
- }
-
- dmxSync( dmxScreen, 1 );
-
- LockDisplay(dpy);
- GetReq(GLXSwapBuffers,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXSwapBuffers;
- be_req->drawable = be_draw;
- be_req->contextTag = ( tag ? GetCurrentBackEndTag(cl,tag,s) : 0 );
- UnlockDisplay(dpy);
- SyncHandle();
- XFlush(dpy);
- }
-
- return Success;
-}
-
-int __glXSwapBuffers(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- DrawablePtr pDraw;
- xGLXSwapBuffersReq *req = (xGLXSwapBuffersReq *) pc;
- GLXContextTag tag = req->contextTag;
- XID drawId = req->drawable;
- __GLXpixmap *pGlxPixmap = NULL;
- __GLXcontext *glxc = NULL;
- __glXWindow *pGlxWindow = NULL;
- int rc;
-
- /*
- ** Check that the GLX drawable is valid.
- */
- rc = dixLookupDrawable(&pDraw, drawId, client, 0, DixWriteAccess);
- if (rc == Success) {
- if (pDraw->type != DRAWABLE_WINDOW) {
- /*
- ** Drawable is an X pixmap, which is not allowed.
- */
- client->errorValue = drawId;
- return __glXBadDrawable;
- }
- }
-
- if (!pDraw) {
- dixLookupResourceByType((pointer*) &pGlxPixmap, drawId,
- __glXPixmapRes, NullClient, DixUnknownAccess);
- if (pGlxPixmap) {
- /*
- ** Drawable is a GLX pixmap.
- */
- pDraw = pGlxPixmap->pDraw;
- }
- }
-
- if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
- dixLookupResourceByType((pointer*) &pGlxWindow, drawId,
- __glXWindowRes, NullClient, DixUnknownAccess);
- if (pGlxWindow) {
- /*
- ** Drawable is a GLXWindow.
- */
- pDraw = pGlxWindow->pDraw;
- }
- }
-
- if (!pDraw) {
- /*
- ** Drawable is neither a X window nor a GLX pixmap.
- */
- client->errorValue = drawId;
- return __glXBadDrawable;
- }
-
- if (tag) {
- glxc = __glXLookupContextByTag(cl, tag);
- if (!glxc) {
- return __glXBadContextTag;
- }
- }
-
- if (pDraw &&
- pDraw->type == DRAWABLE_WINDOW &&
- DMX_GET_WINDOW_PRIV((WindowPtr)pDraw)->swapGroup) {
- return SGSwapBuffers(cl, drawId, tag, pDraw);
- }
-
- return __glXDoSwapBuffers(cl, drawId, tag);
-}
-
-
-/************************************************************************/
-
-/*
-** Render and Renderlarge are not in the GLX API. They are used by the GLX
-** client library to send batches of GL rendering commands.
-*/
-
-/*
-** Execute all the drawing commands in a request.
-*/
-int __glXRender(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXRenderReq *req;
- xGLXRenderReq *be_req;
- int size;
- __GLXcontext *glxc;
- int from_screen = 0;
- int to_screen = 0;
- int s;
-
- /*
- ** NOTE: much of this code also appears in the byteswapping version of this
- ** routine, __glXSwapRender(). Any changes made here should also be
- ** duplicated there.
- */
-
- req = (xGLXRenderReq *) pc;
-
- glxc = __glXLookupContextByTag(cl, req->contextTag);
- if (!glxc) {
- return 0;
- }
- from_screen = to_screen = glxc->pScreen->myNum;
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
- pc += sz_xGLXRenderReq;
- size = (req->length << 2) - sz_xGLXRenderReq;
-
- /*
- * just forward the request to back-end server(s)
- */
- for (s=from_screen; s<=to_screen; s++) {
- DMXScreenInfo *dmxScreen = &dmxScreens[s];
- Display *dpy = GetBackEndDisplay(cl,s);
-
- LockDisplay(dpy);
- GetReq(GLXRender,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXRender;
- be_req->length = req->length;
- be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,s);
- _XSend(dpy, (const char *)pc, size);
- UnlockDisplay(dpy);
- SyncHandle();
- }
-
- return Success;
-}
-
-/*
-** Execute a large rendering request (one that spans multiple X requests).
-*/
-int __glXRenderLarge(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXRenderLargeReq *req;
- xGLXRenderLargeReq *be_req;
- __GLXcontext *glxc;
- int from_screen = 0;
- int to_screen = 0;
- int s;
-
- /*
- ** NOTE: much of this code also appears in the byteswapping version of this
- ** routine, __glXSwapRenderLarge(). Any changes made here should also be
- ** duplicated there.
- */
-
- req = (xGLXRenderLargeReq *) pc;
- glxc = __glXLookupContextByTag(cl, req->contextTag);
- if (!glxc) {
- return 0;
- }
- from_screen = to_screen = glxc->pScreen->myNum;
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
- pc += sz_xGLXRenderLargeReq;
-
- /*
- * just forward the request to back-end server(s)
- */
- for (s=from_screen; s<=to_screen; s++) {
- DMXScreenInfo *dmxScreen = &dmxScreens[s];
- Display *dpy = GetBackEndDisplay(cl,s);
-
- GetReq(GLXRenderLarge,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXRenderLarge;
- be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,s);
- be_req->length = req->length;
- be_req->requestNumber = req->requestNumber;
- be_req->requestTotal = req->requestTotal;
- be_req->dataBytes = req->dataBytes;
- Data(dpy, (const char *)pc, req->dataBytes);
- UnlockDisplay(dpy);
- SyncHandle();
-
- }
-
- return Success;
-}
-
-
-/************************************************************************/
-
-int __glXVendorPrivate(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXVendorPrivateReq *req;
-
- req = (xGLXVendorPrivateReq *) pc;
-
- switch( req->vendorCode ) {
-
- case X_GLvop_DeleteTexturesEXT:
- return __glXVForwardSingleReq( cl, pc );
- break;
-
- case X_GLXvop_SwapIntervalSGI:
- if (glxIsExtensionSupported("SGI_swap_control")) {
- return __glXVForwardSingleReq( cl, pc );
- }
- else {
- return Success;
- }
- break;
-
-#if 0 /* glx 1.3 */
- case X_GLXvop_CreateGLXVideoSourceSGIX:
- break;
- case X_GLXvop_DestroyGLXVideoSourceSGIX:
- break;
- case X_GLXvop_CreateGLXPixmapWithConfigSGIX:
- break;
- case X_GLXvop_DestroyGLXPbufferSGIX:
- break;
- case X_GLXvop_ChangeDrawableAttributesSGIX:
- break;
-#endif
-
- case X_GLXvop_BindSwapBarrierSGIX:
- return __glXBindSwapBarrierSGIX( cl, pc );
- break;
-
- case X_GLXvop_JoinSwapGroupSGIX:
- return __glXJoinSwapGroupSGIX( cl, pc );
- break;
-
- case X_GLXvop_CreateContextWithConfigSGIX:
- return __glXCreateContextWithConfigSGIX( cl, pc );
- break;
-
- default:
- /*
- ** unsupported private request
- */
- cl->client->errorValue = req->vendorCode;
- return __glXUnsupportedPrivateRequest;
- }
-
- cl->client->errorValue = req->vendorCode;
- return __glXUnsupportedPrivateRequest;
-
-}
-
-int __glXVendorPrivateWithReply(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXVendorPrivateWithReplyReq *req;
-
- req = (xGLXVendorPrivateWithReplyReq *) pc;
-
- switch( req->vendorCode ) {
-
- case X_GLvop_GetConvolutionFilterEXT:
- case X_GLvop_GetConvolutionParameterfvEXT:
- case X_GLvop_GetConvolutionParameterivEXT:
- case X_GLvop_GetSeparableFilterEXT:
- case X_GLvop_GetHistogramEXT:
- case X_GLvop_GetHistogramParameterivEXT:
- case X_GLvop_GetMinmaxEXT:
- case X_GLvop_GetMinmaxParameterfvEXT:
- case X_GLvop_GetMinmaxParameterivEXT:
- case X_GLvop_AreTexturesResidentEXT:
- case X_GLvop_IsTextureEXT:
- return( __glXVForwardPipe0WithReply(cl, pc) );
- break;
-
- case X_GLvop_GenTexturesEXT:
- return( __glXVForwardAllWithReply(cl, pc) );
- break;
-
-
-#if 0 /* glx1.3 */
- case X_GLvop_GetDetailTexFuncSGIS:
- case X_GLvop_GetSharpenTexFuncSGIS:
- case X_GLvop_GetColorTableSGI:
- case X_GLvop_GetColorTableParameterfvSGI:
- case X_GLvop_GetColorTableParameterivSGI:
- case X_GLvop_GetTexFilterFuncSGIS:
- case X_GLvop_GetInstrumentsSGIX:
- case X_GLvop_InstrumentsBufferSGIX:
- case X_GLvop_PollInstrumentsSGIX:
- case X_GLvop_FlushRasterSGIX:
- case X_GLXvop_CreateGLXPbufferSGIX:
- case X_GLXvop_GetDrawableAttributesSGIX:
- case X_GLXvop_QueryHyperpipeNetworkSGIX:
- case X_GLXvop_QueryHyperpipeConfigSGIX:
- case X_GLXvop_HyperpipeConfigSGIX:
- case X_GLXvop_DestroyHyperpipeConfigSGIX:
-#endif
- case X_GLXvop_QueryMaxSwapBarriersSGIX:
- return( __glXQueryMaxSwapBarriersSGIX(cl, pc) );
- break;
-
- case X_GLXvop_GetFBConfigsSGIX:
- return( __glXGetFBConfigsSGIX(cl, pc) );
- break;
-
- case X_GLXvop_MakeCurrentReadSGI:
- return( __glXMakeCurrentReadSGI(cl, pc) );
- break;
-
- case X_GLXvop_QueryContextInfoEXT:
- return( __glXQueryContextInfoEXT(cl,pc) );
- break;
-
- default:
- /*
- ** unsupported private request
- */
- cl->client->errorValue = req->vendorCode;
- return __glXUnsupportedPrivateRequest;
- }
-
-}
-
-int __glXQueryExtensionsString(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXQueryExtensionsStringReq *req = (xGLXQueryExtensionsStringReq *) pc;
- xGLXQueryExtensionsStringReply reply;
- GLint screen;
- size_t length;
- int len, numbytes;
- char *be_buf;
-
-#ifdef FWD_QUERY_REQ
- xGLXQueryExtensionsStringReq *be_req;
- xGLXQueryExtensionsStringReply be_reply;
- DMXScreenInfo *dmxScreen;
- Display *dpy;
- int slop;
-#endif
-
- screen = req->screen;
-
- /*
- ** Check if screen exists.
- */
- if ((screen < 0) || (screen >= screenInfo.numScreens)) {
- client->errorValue = screen;
- return BadValue;
- }
-
-#ifdef FWD_QUERY_REQ
- dmxScreen = &dmxScreens[screen];
-
- /* Send the glXQueryServerString request */
- dpy = GetBackEndDisplay(cl,screen);
- LockDisplay(dpy);
- GetReq(GLXQueryExtensionsString,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXQueryServerString;
- be_req->screen = DefaultScreen(dpy);
- _XReply(dpy, (xReply*) &be_reply, 0, False);
- len = (int)be_reply.length;
- numbytes = (int)be_reply.n;
- slop = numbytes * __GLX_SIZE_INT8 & 3;
- be_buf = (char *)malloc(numbytes);
- if (!be_buf) {
- /* Throw data on the floor */
- _XEatData(dpy, len);
- } else {
- _XRead(dpy, (char *)be_buf, numbytes);
- if (slop) _XEatData(dpy,4-slop);
- }
- UnlockDisplay(dpy);
- SyncHandle();
-
-#else
-
- be_buf = __glXGetServerString(GLX_EXTENSIONS);
- numbytes = strlen(be_buf) + 1;
- len = __GLX_PAD(numbytes) >> 2;
-
-#endif
-
- length = len;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
- reply.length = len;
- reply.n = numbytes;
-
- if (client->swapped) {
- glxSwapQueryExtensionsStringReply(client, &reply, be_buf);
- } else {
- WriteToClient(client, sz_xGLXQueryExtensionsStringReply,(char *)&reply);
- WriteToClient(client, (int)(length << 2), (char *)be_buf);
- }
-
- return Success;
-}
-
-int __glXQueryServerString(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXQueryServerStringReq *req = (xGLXQueryServerStringReq *) pc;
- xGLXQueryServerStringReply reply;
- int name;
- GLint screen;
- size_t length;
- int len, numbytes;
- char *be_buf;
-#ifdef FWD_QUERY_REQ
- xGLXQueryServerStringReq *be_req;
- xGLXQueryServerStringReply be_reply;
- DMXScreenInfo *dmxScreen;
- Display *dpy;
- int slop;
-#endif
-
- name = req->name;
- screen = req->screen;
- /*
- ** Check if screen exists.
- */
- if ((screen < 0) || (screen >= screenInfo.numScreens)) {
- client->errorValue = screen;
- return BadValue;
- }
-
-#ifdef FWD_QUERY_REQ
- dmxScreen = &dmxScreens[screen];
-
- /* Send the glXQueryServerString request */
- dpy = GetBackEndDisplay(cl,screen);
- LockDisplay(dpy);
- GetReq(GLXQueryServerString,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXQueryServerString;
- be_req->screen = DefaultScreen(dpy);
- be_req->name = name;
- _XReply(dpy, (xReply*) &be_reply, 0, False);
- len = (int)be_reply.length;
- numbytes = (int)be_reply.n;
- slop = numbytes * __GLX_SIZE_INT8 & 3;
- be_buf = (char *)malloc(numbytes);
- if (!be_buf) {
- /* Throw data on the floor */
- _XEatData(dpy, len);
- } else {
- _XRead(dpy, (char *)be_buf, numbytes);
- if (slop) _XEatData(dpy,4-slop);
- }
- UnlockDisplay(dpy);
- SyncHandle();
-
-#else
- be_buf = __glXGetServerString(name);
- numbytes = strlen(be_buf) + 1;
- len = __GLX_PAD(numbytes) >> 2;
-#endif
-
- length = len;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
- reply.length = length;
- reply.n = numbytes;
-
- if (client->swapped) {
- glxSwapQueryServerStringReply(client, &reply, be_buf);
- } else {
- WriteToClient(client, sz_xGLXQueryServerStringReply, (char *)&reply);
- WriteToClient(client, (int)(length << 2), be_buf);
- }
-
- return Success;
-}
-
-int __glXClientInfo(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXClientInfoReq *req = (xGLXClientInfoReq *) pc;
- xGLXClientInfoReq *be_req;
- const char *buf;
- int from_screen = 0;
- int to_screen = 0;
- int s;
-
- cl->GLClientmajorVersion = req->major;
- cl->GLClientminorVersion = req->minor;
- free(cl->GLClientextensions);
- buf = (const char *)(req+1);
- cl->GLClientextensions = strdup(buf);
-
- to_screen = screenInfo.numScreens - 1;
-
- for (s=from_screen; s<=to_screen; s++)
- {
- DMXScreenInfo *dmxScreen = &dmxScreens[s];
- Display *dpy = GetBackEndDisplay(cl,s);
-
- LockDisplay(dpy);
- GetReq(GLXClientInfo,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXClientInfo;
- be_req->major = req->major;
- be_req->minor = req->minor;
- be_req->length = req->length;
- be_req->numbytes = req->numbytes;
- Data(dpy, buf, req->numbytes);
-
- UnlockDisplay(dpy);
- SyncHandle();
- }
-
- return Success;
-}
-
-int __glXUseXFont(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXUseXFontReq *req;
- xGLXUseXFontReq *be_req;
- FontPtr pFont;
- __GLXcontext *glxc = NULL;
- int from_screen = 0;
- int to_screen = 0;
- int s;
- dmxFontPrivPtr pFontPriv;
- DMXScreenInfo *dmxScreen;
- Display *dpy;
-
- req = (xGLXUseXFontReq *) pc;
-
- if (req->contextTag != 0) {
- glxc = __glXLookupContextByTag(cl, req->contextTag);
- if (glxc) {
- from_screen = to_screen = glxc->pScreen->myNum;
- }
- }
-
- /*
- ** Font can actually be either the ID of a font or the ID of a GC
- ** containing a font.
- */
- dixLookupResourceByType((pointer*) &pFont, req->font, RT_FONT,
- NullClient, DixUnknownAccess);
- if (!pFont) {
- GC *pGC;
- dixLookupResourceByType((pointer*) &pGC, req->font,
- RT_GC, NullClient,
- DixUnknownAccess);
- if (!pGC) {
- client->errorValue = req->font;
- return BadFont;
- }
- pFont = pGC->font;
- }
-
- pFontPriv = FontGetPrivate(pFont, dmxFontPrivateIndex);
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
-
- for (s=from_screen; s<=to_screen; s++) {
- dmxScreen = &dmxScreens[s];
- dpy = GetBackEndDisplay(cl,s);
-
- dmxSync( dmxScreen, 1 );
-
- LockDisplay(dpy);
- GetReq(GLXUseXFont,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXUseXFont;
- be_req->contextTag = (glxc ? GetCurrentBackEndTag(cl,req->contextTag,s) : 0);
- be_req->font = pFontPriv->font[s]->fid;
- be_req->first = req->first;
- be_req->count = req->count;
- be_req->listBase = req->listBase;
- UnlockDisplay(dpy);
- SyncHandle();
-
- XSync( dpy, False );
- }
-
- return Success;
-}
-
-/*
- * start GLX 1.3 here
- */
-
-int __glXGetFBConfigs(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXGetFBConfigsReq *req = (xGLXGetFBConfigsReq *) pc;
- xGLXGetFBConfigsReply reply;
- __GLXFBConfig *pFBConfig;
- CARD32 buf[2 * __GLX_TOTAL_FBCONFIG_PROPS];
- int numAttribs = __GLX_TOTAL_FBCONFIG_PROPS;
- unsigned int screen = req->screen;
- int numFBConfigs, i, p;
- __GLXscreenInfo *pGlxScreen;
-
- if (screen >= screenInfo.numScreens) {
- /* The client library must send a valid screen number. */
- client->errorValue = screen;
- return BadValue;
- }
-
- pGlxScreen = &__glXActiveScreens[screen];
- numFBConfigs = __glXNumFBConfigs;
-
- reply.numFBConfigs = numFBConfigs;
- reply.numAttribs = numAttribs;
- reply.length = (numFBConfigs * 2 * numAttribs * __GLX_SIZE_CARD32) >> 2;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
-
- if (client->swapped) {
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_SWAP_SHORT(&reply.sequenceNumber);
- __GLX_SWAP_INT(&reply.length);
- __GLX_SWAP_INT(&reply.numFBConfigs);
- __GLX_SWAP_INT(&reply.numAttribs);
- }
- WriteToClient(client, sz_xGLXGetFBConfigsReply, (char *)&reply);
-
- for (i=0; i < numFBConfigs; i++) {
- int associatedVisualId = 0;
- int drawableTypeIndex;
- pFBConfig = __glXFBConfigs[ i * (screenInfo.numScreens+1) ];
-
- p = 0;
- /* core attributes */
- buf[p++] = GLX_FBCONFIG_ID;
- buf[p++] = pFBConfig->id;
- buf[p++] = GLX_BUFFER_SIZE;
- buf[p++] = pFBConfig->indexBits;
- buf[p++] = GLX_LEVEL;
- buf[p++] = pFBConfig->level;
- buf[p++] = GLX_DOUBLEBUFFER;
- buf[p++] = pFBConfig->doubleBufferMode;
- buf[p++] = GLX_STEREO;
- buf[p++] = pFBConfig->stereoMode;
- buf[p++] = GLX_AUX_BUFFERS;
- buf[p++] = pFBConfig->maxAuxBuffers;
- buf[p++] = GLX_RED_SIZE;
- buf[p++] = pFBConfig->redBits;
- buf[p++] = GLX_GREEN_SIZE;
- buf[p++] = pFBConfig->greenBits;
- buf[p++] = GLX_BLUE_SIZE;
- buf[p++] = pFBConfig->blueBits;
- buf[p++] = GLX_ALPHA_SIZE;
- buf[p++] = pFBConfig->alphaBits;
- buf[p++] = GLX_DEPTH_SIZE;
- buf[p++] = pFBConfig->depthBits;
- buf[p++] = GLX_STENCIL_SIZE;
- buf[p++] = pFBConfig->stencilBits;
- buf[p++] = GLX_ACCUM_RED_SIZE;
- buf[p++] = pFBConfig->accumRedBits;
- buf[p++] = GLX_ACCUM_GREEN_SIZE;
- buf[p++] = pFBConfig->accumGreenBits;
- buf[p++] = GLX_ACCUM_BLUE_SIZE;
- buf[p++] = pFBConfig->accumBlueBits;
- buf[p++] = GLX_ACCUM_ALPHA_SIZE;
- buf[p++] = pFBConfig->accumAlphaBits;
- buf[p++] = GLX_RENDER_TYPE;
- buf[p++] = pFBConfig->renderType;
- buf[p++] = GLX_DRAWABLE_TYPE;
- drawableTypeIndex = p;
- buf[p++] = pFBConfig->drawableType;
- buf[p++] = GLX_X_VISUAL_TYPE;
- buf[p++] = pFBConfig->visualType;
- buf[p++] = GLX_CONFIG_CAVEAT;
- buf[p++] = pFBConfig->visualCaveat;
- buf[p++] = GLX_TRANSPARENT_TYPE;
- buf[p++] = pFBConfig->transparentType;
- buf[p++] = GLX_TRANSPARENT_RED_VALUE;
- buf[p++] = pFBConfig->transparentRed;
- buf[p++] = GLX_TRANSPARENT_GREEN_VALUE;
- buf[p++] = pFBConfig->transparentGreen;
- buf[p++] = GLX_TRANSPARENT_BLUE_VALUE;
- buf[p++] = pFBConfig->transparentBlue;
- buf[p++] = GLX_TRANSPARENT_ALPHA_VALUE;
- buf[p++] = pFBConfig->transparentAlpha;
- buf[p++] = GLX_TRANSPARENT_INDEX_VALUE;
- buf[p++] = pFBConfig->transparentIndex;
- buf[p++] = GLX_MAX_PBUFFER_WIDTH;
- buf[p++] = pFBConfig->maxPbufferWidth;
- buf[p++] = GLX_MAX_PBUFFER_HEIGHT;
- buf[p++] = pFBConfig->maxPbufferHeight;
- buf[p++] = GLX_MAX_PBUFFER_PIXELS;
- buf[p++] = pFBConfig->maxPbufferPixels;
-
- /*
- * find the visual of the back-end server and match a visual
- * on the proxy.
- * do only once - if a visual is not yet associated.
- */
- if (pFBConfig->associatedVisualId == (unsigned int)-1) {
- DMXScreenInfo *dmxScreen = &dmxScreens[screen];
- __GLXFBConfig *be_pFBConfig = __glXFBConfigs[ i * (screenInfo.numScreens+1)+screen+1 ];
- __GLXvisualConfig *pGlxVisual = NULL;
- int v;
- int found = 0;
- for (v=0; v<dmxScreen->numGlxVisuals; v++) {
- if (dmxScreen->glxVisuals[v].vid == be_pFBConfig->associatedVisualId) {
- pGlxVisual = &dmxScreen->glxVisuals[v];
- break;
- }
- }
-
- if (pGlxVisual) {
- for (v=0; v<pGlxScreen->numVisuals; v++) {
- if (glxVisualsMatch(&pGlxScreen->pGlxVisual[v], pGlxVisual)) {
- associatedVisualId = pGlxScreen->pGlxVisual[v].vid;
- found = 1;
- break;
- }
- }
- }
-
- if (!found) {
- associatedVisualId = 0;
- pFBConfig->drawableType &= ~(GLX_WINDOW_BIT);
- buf[drawableTypeIndex] = pFBConfig->drawableType;
- }
-#ifdef PANORAMIX
- else if (!noPanoramiXExtension) {
- /* convert the associated visualId to the panoramix one */
- pFBConfig->associatedVisualId =
- PanoramiXTranslateVisualID(screen, v);
- }
-#endif
- }
- else {
- associatedVisualId = pFBConfig->associatedVisualId;
- }
-
- buf[p++] = GLX_VISUAL_ID;
- buf[p++] = associatedVisualId;
-
- /* SGIS_multisample attributes */
- buf[p++] = GLX_SAMPLES_SGIS;
- buf[p++] = pFBConfig->multiSampleSize;
- buf[p++] = GLX_SAMPLE_BUFFERS_SGIS;
- buf[p++] = pFBConfig->nMultiSampleBuffers;
-
- /* SGIX_pbuffer specific attributes */
- buf[p++] = GLX_OPTIMAL_PBUFFER_WIDTH_SGIX;
- buf[p++] = pFBConfig->optimalPbufferWidth;
- buf[p++] = GLX_OPTIMAL_PBUFFER_HEIGHT_SGIX;
- buf[p++] = pFBConfig->optimalPbufferHeight;
-
- buf[p++] = GLX_VISUAL_SELECT_GROUP_SGIX;
- buf[p++] = pFBConfig->visualSelectGroup;
-
- if (client->swapped) {
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
- __GLX_SWAP_INT_ARRAY((int *)buf, 2*numAttribs);
- }
- WriteToClient(client, 2*numAttribs * __GLX_SIZE_CARD32, (char *)buf);
- }
- return Success;
-}
-
-int __glXGetFBConfigsSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXGetFBConfigsSGIXReq *req = (xGLXGetFBConfigsSGIXReq *)pc;
- xGLXGetFBConfigsReq new_req;
-
- new_req.reqType = req->reqType;
- new_req.glxCode = req->glxCode;
- new_req.length = req->length;
- new_req.screen = req->screen;
-
- return( __glXGetFBConfigs( cl, (GLbyte *)&new_req ) );
-}
-
-
-int __glXCreateWindow(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXCreateWindowReq *req = (xGLXCreateWindowReq *) pc;
- int screen = req->screen;
- GLXFBConfigID fbconfigId = req->fbconfig;
- XID windowId = req->window;
- XID glxwindowId = req->glxwindow;
- DrawablePtr pDraw;
- ScreenPtr pScreen;
- __glXWindow *pGlxWindow;
- __GLXFBConfig *pGlxFBConfig = NULL;
- VisualPtr pVisual;
- VisualID visId;
- int i, rc;
- pointer val;
-
- /*
- ** Check if windowId is valid
- */
- rc = dixLookupDrawable(&pDraw, windowId, client, M_DRAWABLE_WINDOW,
- DixAddAccess);
- if (rc != Success)
- return rc;
-
- /*
- ** Check if screen of window matches screen of fbconfig.
- */
- pScreen = pDraw->pScreen;
- if (screen != pScreen->myNum) {
- return BadMatch;
- }
-
- /*
- ** Find the FBConfigRec for this fbconfigid.
- */
- if (!(pGlxFBConfig = glxLookupFBConfig(fbconfigId))) {
- client->errorValue = fbconfigId;
- return __glXBadFBConfig;
- }
- visId = pGlxFBConfig->associatedVisualId;
-
- /*
- ** Check if the fbconfig supports rendering to windows
- */
- if( !(pGlxFBConfig->drawableType & GLX_WINDOW_BIT) ) {
- return BadMatch;
- }
-
- if (visId != None) {
- /*
- ** Check if the visual ID is valid for this screen.
- */
- pVisual = pScreen->visuals;
- for (i = 0; i < pScreen->numVisuals; i++, pVisual++) {
- if (pVisual->vid == visId) {
- break;
- }
- }
- if (i == pScreen->numVisuals) {
- client->errorValue = visId;
- return BadValue;
- }
-
- /*
- ** Check if color buffer depth of fbconfig matches depth
- ** of window.
- */
- if (pVisual->nplanes != pDraw->depth) {
- return BadMatch;
- }
- } else
- /*
- ** The window was created with no visual that corresponds
- ** to fbconfig
- */
- return BadMatch;
-
- /*
- ** Check if there is already a fbconfig associated with this window
- */
- if (Success == dixLookupResourceByType(&val,
- glxwindowId, __glXWindowRes,
- NullClient, DixUnknownAccess)) {
- client->errorValue = glxwindowId;
- return BadAlloc;
- }
-
- pGlxWindow = (__glXWindow *) malloc(sizeof(__glXWindow));
- if (!pGlxWindow) {
- return BadAlloc;
- }
-
- /*
- ** Register this GLX window as a resource
- */
- if (!(AddResource(glxwindowId, __glXWindowRes, pGlxWindow))) {
- return BadAlloc;
- }
-
- pGlxWindow->pDraw = pDraw;
- pGlxWindow->type = GLX_GLXWINDOW_TYPE;
- pGlxWindow->idExists = True;
- pGlxWindow->refcnt = 0;
- pGlxWindow->pGlxFBConfig = pGlxFBConfig;
- pGlxWindow->pScreen = pScreen;
-
- return Success;
-}
-
-int __glXDestroyWindow(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXDestroyWindowReq *req = (xGLXDestroyWindowReq *) pc;
- XID glxwindow = req->glxwindow;
- pointer val;
-
- /*
- ** Check if it's a valid GLX window.
- */
- if (Success != dixLookupResourceByType(&val,
- glxwindow, __glXWindowRes,
- NullClient, DixUnknownAccess)) {
- client->errorValue = glxwindow;
- return __glXBadDrawable;
- }
- /*
- ** The glx window destructor will check whether it's current before
- ** freeing anything.
- */
- FreeResource(glxwindow, RT_NONE);
-
- return Success;
-}
-
-int __glXQueryContext(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- __GLXcontext *ctx;
- xGLXQueryContextReq *req;
- xGLXQueryContextReply reply;
- int nProps;
- int *sendBuf, *pSendBuf;
- int nReplyBytes;
-
- req = (xGLXQueryContextReq *)pc;
- dixLookupResourceByType((pointer*) &ctx, req->context, __glXContextRes,
- NullClient, DixUnknownAccess);
- if (!ctx) {
- client->errorValue = req->context;
- return __glXBadContext;
- }
-
- nProps = 3;
-
- reply.length = nProps << 1;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
- reply.n = nProps;
-
- nReplyBytes = reply.length << 2;
- sendBuf = (int *)malloc(nReplyBytes);
- pSendBuf = sendBuf;
- *pSendBuf++ = GLX_FBCONFIG_ID;
- *pSendBuf++ = (int)(ctx->pFBConfig->id);
- *pSendBuf++ = GLX_RENDER_TYPE;
- *pSendBuf++ = (int)(ctx->pFBConfig->renderType);
- *pSendBuf++ = GLX_SCREEN;
- *pSendBuf++ = (int)(ctx->pScreen->myNum);
-
- if (client->swapped) {
- __glXSwapQueryContextReply(client, &reply, sendBuf);
- } else {
- WriteToClient(client, sz_xGLXQueryContextReply, (char *)&reply);
- WriteToClient(client, nReplyBytes, (char *)sendBuf);
- }
- free((char *)sendBuf);
-
- return Success;
-}
-
-int __glXQueryContextInfoEXT(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- __GLXcontext *ctx;
- xGLXQueryContextInfoEXTReq *req;
- xGLXQueryContextInfoEXTReply reply;
- int nProps;
- int *sendBuf, *pSendBuf;
- int nReplyBytes;
-
- req = (xGLXQueryContextInfoEXTReq *)pc;
- dixLookupResourceByType((pointer*) &ctx,
- req->context, __glXContextRes,
- client, DixReadAccess);
-
- if (!ctx) {
- client->errorValue = req->context;
- return __glXBadContext;
- }
-
- nProps = 4;
-
- reply.length = nProps << 1;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
- reply.n = nProps;
-
- nReplyBytes = reply.length << 2;
- sendBuf = (int *)malloc(nReplyBytes);
- pSendBuf = sendBuf;
- *pSendBuf++ = GLX_SHARE_CONTEXT_EXT;
- *pSendBuf++ = (int)(ctx->share_id);
- *pSendBuf++ = GLX_VISUAL_ID_EXT;
- *pSendBuf++ = (int)(ctx->pVisual ? ctx->pVisual->vid : 0);
- *pSendBuf++ = GLX_SCREEN_EXT;
- *pSendBuf++ = (int)(ctx->pScreen->myNum);
- *pSendBuf++ = GLX_FBCONFIG_ID;
- *pSendBuf++ = (int)(ctx->pFBConfig ? ctx->pFBConfig->id : 0);
-
- if (client->swapped) {
- __glXSwapQueryContextInfoEXTReply(client, &reply, sendBuf);
- } else {
- WriteToClient(client, sz_xGLXQueryContextInfoEXTReply, (char *)&reply);
- WriteToClient(client, nReplyBytes, (char *)sendBuf);
- }
- free((char *)sendBuf);
-
- return Success;
-}
-
-int __glXCreatePbuffer(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXCreatePbufferReq *req = (xGLXCreatePbufferReq *)pc;
- xGLXCreatePbufferReq *be_req;
- int screen = req->screen;
- GLXFBConfigID fbconfigId = req->fbconfig;
- GLXPbuffer pbuffer = req->pbuffer;
- __glXPbuffer *pGlxPbuffer;
- int numAttribs = req->numAttribs;
- int *attr;
- ScreenPtr pScreen;
- __GLXFBConfig *pGlxFBConfig;
- __GLXFBConfig *be_pGlxFBConfig;
- XID be_xid;
- Display *dpy;
- DMXScreenInfo *dmxScreen;
- int s;
- int from_screen, to_screen;
-
- /*
- ** Look up screen and FBConfig.
- */
- if (screen >= screenInfo.numScreens) {
- /* The client library must send a valid screen number. */
- client->errorValue = screen;
- return BadValue;
- }
- pScreen = screenInfo.screens[screen];
-
- /*
- ** Find the FBConfigRec for this fbconfigid.
- */
- if (!(pGlxFBConfig = glxLookupFBConfig(fbconfigId))) {
- client->errorValue = fbconfigId;
- return __glXBadFBConfig;
- }
-
- /*
- ** Create the GLX part of the Pbuffer.
- */
- pGlxPbuffer = (__glXPbuffer *) malloc(sizeof(__glXPbuffer));
- if (!pGlxPbuffer) {
- return BadAlloc;
- }
-
- pGlxPbuffer->be_xids = (XID *) malloc( sizeof(XID) * screenInfo.numScreens );
- if (!pGlxPbuffer->be_xids) {
- free(pGlxPbuffer);
- return BadAlloc;
- }
-
- /*
- * Allocate an XID on the back-end server(s) and send him the request
- */
- from_screen = to_screen = screen;
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
- for (s=from_screen; s<=to_screen; s++) {
- dpy = GetBackEndDisplay(cl,s);
- be_xid = XAllocID(dpy);
- dmxScreen = &dmxScreens[s];
- be_pGlxFBConfig = glxLookupBackEndFBConfig( pGlxFBConfig->id, s );
-
- attr = (int *)( req+1 );
-
- LockDisplay(dpy);
- GetReqExtra(GLXCreatePbuffer, 2 * numAttribs * __GLX_SIZE_CARD32, be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXCreatePbuffer;
- be_req->screen = be_pGlxFBConfig->screen;
- be_req->fbconfig = be_pGlxFBConfig->id;
- be_req->pbuffer = be_xid;
- be_req->numAttribs = numAttribs;
-
- /* Send attributes */
- if ( attr != NULL ) {
- CARD32 *pc = (CARD32 *)(be_req + 1);
-
- while (numAttribs-- > 0) {
- *pc++ = *attr++; /* token */
- *pc++ = *attr++; /* value */
- }
- }
-
- UnlockDisplay(dpy);
- SyncHandle();
-
- pGlxPbuffer->be_xids[s] = be_xid;
- }
-
-
- pGlxPbuffer->idExists = True;
- pGlxPbuffer->refcnt = 0;
- pGlxPbuffer->pFBConfig = pGlxFBConfig;
- pGlxPbuffer->pScreen = pScreen;
-
- /*
- ** Register the resource.
- */
- if (!(AddResource(pbuffer, __glXPbufferRes, pGlxPbuffer))) {
- return BadAlloc;
- }
-
- return Success;
-
-}
-
-int __glXDestroyPbuffer(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXDestroyPbufferReq *req = (xGLXDestroyPbufferReq *) pc;
- xGLXDestroyPbufferReq *be_req;
- GLXPbuffer pbuffer = req->pbuffer;
- Display *dpy;
- int screen;
- DMXScreenInfo *dmxScreen;
- __glXPbuffer *pGlxPbuffer;
- int s;
- int from_screen, to_screen;
-
- /*
- ** Check if it's a valid Pbuffer
- */
- dixLookupResourceByType((pointer*) &pGlxPbuffer, pbuffer,
- __glXPbufferRes, NullClient, DixUnknownAccess);
- if (!pGlxPbuffer) {
- client->errorValue = pbuffer;
- return __glXBadPbuffer;
- }
-
- screen = pGlxPbuffer->pScreen->myNum;
-
- from_screen = to_screen = screen;
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
- for (s=from_screen; s<=to_screen; s++) {
- dpy = GetBackEndDisplay(cl,s);
- dmxScreen = &dmxScreens[s];
-
- /* send the destroy request to the back-end server */
- LockDisplay(dpy);
- GetReq(GLXDestroyPbuffer, be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXDestroyPbuffer;
- be_req->pbuffer = pGlxPbuffer->be_xids[s];
- UnlockDisplay(dpy);
- SyncHandle();
- }
-
- FreeResource(pbuffer, RT_NONE);
-
- return Success;
-}
-
-int __glXGetDrawableAttributes(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXGetDrawableAttributesReq *req = (xGLXGetDrawableAttributesReq *)pc;
- xGLXGetDrawableAttributesReq *be_req;
- xGLXGetDrawableAttributesReply reply;
- ClientPtr client = cl->client;
- GLXDrawable drawId = req->drawable;
- GLXDrawable be_drawable = 0;
- DrawablePtr pDraw = NULL;
- Display *dpy;
- int screen, rc;
- DMXScreenInfo *dmxScreen;
- CARD32 *attribs = NULL;
- int attribs_size = 0;
-#ifdef PANORAMIX
- PanoramiXRes *pXinDraw = NULL;
-#endif
-
- if (drawId != None) {
- rc = dixLookupDrawable(&pDraw, drawId, client, 0, DixGetAttrAccess);
- if (rc == Success && pDraw->type == DRAWABLE_WINDOW) {
- WindowPtr pWin = (WindowPtr)pDraw;
- be_drawable = 0;
- screen = pWin->drawable.pScreen->myNum;
- } else {
- /*
- ** Drawable is not a Window , GLXWindow or a GLXPixmap.
- */
- client->errorValue = drawId;
- return __glXBadDrawable;
- }
-
- if (!pDraw) {
- __GLXpixmap *pGlxPixmap;
- dixLookupResourceByType((pointer*) &pGlxPixmap,
- drawId, __glXPixmapRes,
- NullClient, DixUnknownAccess);
- if (pGlxPixmap) {
- pDraw = pGlxPixmap->pDraw;
- screen = pGlxPixmap->pScreen->myNum;
- be_drawable = pGlxPixmap->be_xids[screen];
- }
- }
-
- if (!pDraw) {
- __glXWindow *pGlxWindow;
- dixLookupResourceByType((pointer*) &pGlxWindow,
- drawId, __glXWindowRes,
- NullClient, DixUnknownAccess);
- if (pGlxWindow) {
- pDraw = pGlxWindow->pDraw;
- screen = pGlxWindow->pScreen->myNum;
- be_drawable = 0;
- }
- }
-
- if (!pDraw) {
- __glXPbuffer *pGlxPbuffer;
- dixLookupResourceByType((pointer*) &pGlxPbuffer,
- drawId, __glXPbufferRes,
- NullClient, DixUnknownAccess);
- if (pGlxPbuffer) {
- pDraw = (DrawablePtr)pGlxPbuffer;
- screen = pGlxPbuffer->pScreen->myNum;
- be_drawable = pGlxPbuffer->be_xids[screen];
- }
- }
- }
-
- if (!pDraw) {
- /*
- ** Drawable is not a Window , GLXWindow or a GLXPixmap.
- */
- client->errorValue = drawId;
- return __glXBadDrawable;
- }
-
- /* if the drawable is a window or GLXWindow -
- * we need to find the base id on the back-end server
- */
- if (!be_drawable) {
- WindowPtr pWin = (WindowPtr)pDraw;
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- if (Success != dixLookupResourceByClass((pointer*) &pXinDraw,
- pDraw->id, XRC_DRAWABLE,
- client, DixReadAccess)) {
- client->errorValue = drawId;
- return __glXBadDrawable;
- }
-
- dixLookupWindow(&pWin, pXinDraw->info[screen].id, client,
- DixReadAccess);
- }
-#endif
-
- if (pWin) {
- be_drawable = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
- if (!be_drawable) {
- /* it might be that the window did not created yet on the */
- /* back-end server (lazy window creation option), force */
- /* creation of the window */
- dmxCreateAndRealizeWindow( pWin, TRUE );
- be_drawable = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
- }
- }
- else {
- client->errorValue = drawId;
- return __glXBadDrawable;
- }
- }
-
-
- /* send the request to the back-end server */
- dpy = GetBackEndDisplay(cl,screen);
- dmxScreen = &dmxScreens[screen];
-
- /* make sure drawable exists on back-end */
- dmxSync( dmxScreen, 1 );
-
- LockDisplay(dpy);
- GetReq(GLXGetDrawableAttributes, be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXGetDrawableAttributes;
- be_req->drawable = be_drawable;
- be_req->length = req->length;
- if (!_XReply(dpy, (xReply *) &reply, 0, False)) {
- UnlockDisplay(dpy);
- SyncHandle();
- return( BE_TO_CLIENT_ERROR(dmxLastErrorEvent.error_code) );
- }
-
- if (reply.numAttribs) {
- attribs_size = 2 * reply.numAttribs * __GLX_SIZE_CARD32;
- attribs = (CARD32 *) malloc(attribs_size);
- if (attribs == NULL) {
- UnlockDisplay(dpy);
- SyncHandle();
- return BadAlloc;
- }
-
- _XRead(dpy, (char *) attribs, attribs_size);
- }
-
- UnlockDisplay(dpy);
- SyncHandle();
-
-
- /* send the reply back to the client */
- reply.sequenceNumber = client->sequence;
- if (client->swapped) {
- __glXSwapGetDrawableAttributesReply(client, &reply, (int *)attribs);
- }
- else {
- WriteToClient(client, sz_xGLXGetDrawableAttributesReply, (char *)&reply);
- WriteToClient(client, attribs_size, (char *)attribs);
- }
-
- free(attribs);
-
- return Success;
-}
-
-int __glXChangeDrawableAttributes(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXChangeDrawableAttributesReq *req = (xGLXChangeDrawableAttributesReq *)pc;
- xGLXChangeDrawableAttributesReq *be_req;
- ClientPtr client = cl->client;
- GLXDrawable drawId = req->drawable;
- GLXDrawable be_drawable = 0;
- DrawablePtr pDraw = NULL;
- Display *dpy;
- int screen, rc;
- DMXScreenInfo *dmxScreen;
-
- if (drawId != None) {
- rc = dixLookupDrawable(&pDraw, drawId, client, 0, DixSetAttrAccess);
- if (rc == Success && pDraw->type == DRAWABLE_WINDOW) {
- be_drawable = 0;
- screen = pDraw->pScreen->myNum;
- } else {
- /*
- ** Drawable is not a Window , GLXWindow or a GLXPixmap.
- */
- client->errorValue = drawId;
- return __glXBadDrawable;
- }
-
- if (!pDraw) {
- __GLXpixmap *pGlxPixmap;
- dixLookupResourceByType((pointer*) &pGlxPixmap,
- drawId, __glXPixmapRes,
- NullClient, DixUnknownAccess);
- if (pGlxPixmap) {
- pDraw = pGlxPixmap->pDraw;
- screen = pGlxPixmap->pScreen->myNum;
- be_drawable = pGlxPixmap->be_xids[screen];
- }
- }
-
- if (!pDraw) {
- __glXWindow *pGlxWindow;
- dixLookupResourceByType((pointer*) &pGlxWindow,
- drawId, __glXWindowRes,
- NullClient, DixUnknownAccess);
- if (pGlxWindow) {
- pDraw = pGlxWindow->pDraw;
- screen = pGlxWindow->pScreen->myNum;
- be_drawable = 0;
- }
- }
-
- if (!pDraw) {
- __glXPbuffer *pGlxPbuffer;
- dixLookupResourceByType((pointer*) &pGlxPbuffer,
- drawId, __glXPbufferRes,
- NullClient, DixUnknownAccess);
- if (pGlxPbuffer) {
- pDraw = (DrawablePtr)pGlxPbuffer;
- screen = pGlxPbuffer->pScreen->myNum;
- be_drawable = pGlxPbuffer->be_xids[screen];
- }
- }
- }
-
- if (!pDraw) {
- /*
- ** Drawable is not a Window , GLXWindow or a GLXPixmap.
- */
- client->errorValue = drawId;
- return __glXBadDrawable;
- }
-
- /* if the drawable is a window or GLXWindow -
- * we need to find the base id on the back-end server
- */
- if (!be_drawable) {
- WindowPtr pWin = (WindowPtr)pDraw;
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- PanoramiXRes *pXinDraw;
- if (Success != dixLookupResourceByClass((pointer*) &pXinDraw,
- pDraw->id, XRC_DRAWABLE,
- client, DixReadAccess)) {
- client->errorValue = drawId;
- return __glXBadDrawable;
- }
-
- dixLookupWindow(&pWin, pXinDraw->info[screen].id, client,
- DixReadAccess);
- }
-#endif
-
- if (pWin) {
- be_drawable = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
- if (!be_drawable) {
- /* it might be that the window did not created yet on the */
- /* back-end server (lazy window creation option), force */
- /* creation of the window */
- dmxCreateAndRealizeWindow( pWin, TRUE );
- be_drawable = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
- }
- }
- else {
- client->errorValue = drawId;
- return __glXBadDrawable;
- }
- }
-
-
- /* send the request to the back-end server */
- dpy = GetBackEndDisplay(cl,screen);
- dmxScreen = &dmxScreens[screen];
-
- /* make sure drawable exists on back-end */
- dmxSync( dmxScreen, 1 );
-
- LockDisplay(dpy);
- GetReqExtra(GLXChangeDrawableAttributes,
- 2 * req->numAttribs * __GLX_SIZE_CARD32, be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLXChangeDrawableAttributes;
- be_req->drawable = be_drawable;
- be_req->numAttribs = req->numAttribs;
- be_req->length = req->length;
-
- UnlockDisplay(dpy);
- SyncHandle();
-
- return Success;
-}
-
-int __glXSendLargeCommand(__GLXclientState *cl, GLXContextTag contextTag)
-{
- ClientPtr client = cl->client;
- xGLXRenderLargeReq *req;
- GLint maxSize, amount;
- GLint totalRequests, requestNumber;
- GLint dataLen;
- GLbyte *data;
- __GLXcontext *glxc;
- int s;
- int from_screen, to_screen;
-
- maxSize = cl->largeCmdMaxReqDataSize - (GLint)sizeof(xGLXRenderLargeReq);
- dataLen = cl->largeCmdBytesTotal;
- totalRequests = (dataLen / maxSize);
- if (dataLen % maxSize) totalRequests++;
-
- glxc = __glXLookupContextByTag(cl, contextTag);
- if (!glxc) {
- client->errorValue = contextTag;
- return __glXBadContext;
- }
- from_screen = to_screen = glxc->pScreen->myNum;
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
- /*
- ** Send enough requests until the whole array is sent.
- */
- requestNumber = 1;
- data = cl->largeCmdBuf;
- while (dataLen > 0) {
- amount = dataLen;
- if (amount > maxSize) {
- amount = maxSize;
- }
-
- for (s=from_screen; s<=to_screen; s++) {
-
- Display *dpy = GetBackEndDisplay(cl,s);
- DMXScreenInfo *dmxScreen = &dmxScreens[s];
-
- LockDisplay(dpy);
- GetReq(GLXRenderLarge,req);
- req->reqType = dmxScreen->glxMajorOpcode;
- req->glxCode = X_GLXRenderLarge;
- req->contextTag = GetCurrentBackEndTag(cl,contextTag,s);
- req->length += (amount + 3) >> 2;
- req->requestNumber = requestNumber++;
- req->requestTotal = totalRequests;
- req->dataBytes = amount;
- Data(dpy, ((const char*)data), amount);
- dataLen -= amount;
- data = ((GLbyte *) data) + amount;
- UnlockDisplay(dpy);
- SyncHandle();
- }
- }
-
- return Success;
-}
+/*
+ * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
+ * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice including the dates of first publication and
+ * either this permission notice or a reference to
+ * http://oss.sgi.com/projects/FreeB/
+ * shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Silicon Graphics, Inc.
+ * shall not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization from
+ * Silicon Graphics, Inc.
+ */
+
+#ifdef HAVE_DMX_CONFIG_H
+#include <dmx-config.h>
+#endif
+
+#include "dmx.h"
+#include "dmxwindow.h"
+#include "dmxpixmap.h"
+#include "dmxfont.h"
+#include "dmxsync.h"
+
+#include "glxserver.h"
+#include <GL/glxtokens.h>
+#include "g_disptab.h"
+#include <pixmapstr.h>
+#include <windowstr.h>
+#include "glxutil.h"
+#include "glxext.h"
+#include "unpack.h"
+
+#include "GL/glxproto.h"
+#include "glxvendor.h"
+#include "glxvisuals.h"
+#include "glxswap.h"
+
+#ifdef PANORAMIX
+#include "panoramiXsrv.h"
+#endif
+
+extern __GLXFBConfig **__glXFBConfigs;
+extern int __glXNumFBConfigs;
+
+extern __GLXFBConfig *glxLookupFBConfig( GLXFBConfigID id );
+extern __GLXFBConfig *glxLookupFBConfigByVID( VisualID vid );
+extern __GLXFBConfig *glxLookupBackEndFBConfig( GLXFBConfigID id, int screen );
+extern int glxIsExtensionSupported( char *ext );
+extern int __glXGetFBConfigsSGIX(__GLXclientState *cl, GLbyte *pc);
+
+#define BE_TO_CLIENT_ERROR(x) \
+ ( (x) >= __glXerrorBase ? \
+ (x) - dmxScreen->glxErrorBase + __glXerrorBase \
+ : (x) )
+
+Display *GetBackEndDisplay( __GLXclientState *cl, int s )
+{
+ if (! cl->be_displays[s] ) {
+ cl->be_displays[s] = XOpenDisplay( DisplayString(dmxScreens[s].beDisplay) );
+ }
+ return cl->be_displays[s];
+}
+
+/*
+** Create a GL context with the given properties.
+*/
+static int CreateContext(__GLXclientState *cl,
+ GLXContextID gcId,
+ VisualID vid, GLXFBConfigID fbconfigId,
+ int screen,
+ GLXContextID shareList,
+ int isDirect )
+{
+ ClientPtr client = cl->client;
+ xGLXCreateContextReq *be_req;
+ xGLXCreateNewContextReq *be_new_req;
+ VisualPtr pVisual;
+ ScreenPtr pScreen;
+ __GLXcontext *glxc, *shareglxc;
+ __GLXvisualConfig *pGlxVisual;
+ __GLXscreenInfo *pGlxScreen;
+ VisualID visual = vid;
+ GLint i;
+ int from_screen = screen;
+ int to_screen = screen;
+ DMXScreenInfo *dmxScreen;
+ VisualID be_vid = 0;
+ GLXFBConfigID be_fbconfigId = 0;
+ int num_be_screens;
+ Display *dpy;
+
+ /*
+ ** Check if screen exists.
+ */
+ if (screen >= screenInfo.numScreens) {
+ client->errorValue = screen;
+ return BadValue;
+ }
+
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+ /*
+ ** Find the display list space that we want to share.
+ **
+ */
+ if (shareList == None) {
+ shareglxc = NULL;
+ } else {
+ dixLookupResourceByType((pointer*) &shareglxc, shareList,
+ __glXContextRes, NullClient, DixUnknownAccess);
+ if (!shareglxc) {
+ client->errorValue = shareList;
+ return __glXBadContext;
+ }
+ }
+
+ /*
+ ** Allocate memory for the new context
+ */
+ glxc = calloc(1, sizeof(__GLXcontext));
+ if (!glxc) {
+ return BadAlloc;
+ }
+
+ pScreen = screenInfo.screens[screen];
+ pGlxScreen = &__glXActiveScreens[screen];
+
+ if (fbconfigId != None) {
+ glxc->pFBConfig = glxLookupFBConfig( fbconfigId );
+ if (!glxc->pFBConfig) {
+ client->errorValue = fbconfigId;
+ free( glxc );
+ return BadValue;
+ }
+ visual = glxc->pFBConfig->associatedVisualId;
+ }
+ else {
+ glxc->pFBConfig = NULL;
+ }
+
+ if (visual != None) {
+ /*
+ ** Check if the visual ID is valid for this screen.
+ */
+ pVisual = pScreen->visuals;
+ for (i = 0; i < pScreen->numVisuals; i++, pVisual++) {
+ if (pVisual->vid == visual) {
+ break;
+ }
+ }
+ if (i == pScreen->numVisuals) {
+ client->errorValue = visual;
+ free( glxc );
+ return BadValue;
+ }
+
+ pGlxVisual = pGlxScreen->pGlxVisual;
+ for (i = 0; i < pGlxScreen->numVisuals; i++, pGlxVisual++) {
+ if (pGlxVisual->vid == visual) {
+ break;
+ }
+ }
+ if (i == pGlxScreen->numVisuals) {
+ /*
+ ** Visual not support on this screen by this OpenGL implementation.
+ */
+ client->errorValue = visual;
+ free( glxc );
+ return BadValue;
+ }
+
+ if ( glxc->pFBConfig == NULL ) {
+ glxc->pFBConfig = glxLookupFBConfigByVID( visual );
+
+ if ( glxc->pFBConfig == NULL ) {
+ /*
+ * visual does not have an FBConfig ???
+ client->errorValue = visual;
+ free( glxc );
+ return BadValue;
+ */
+ }
+ }
+ }
+ else {
+ pVisual = NULL;
+ pGlxVisual = NULL;
+ }
+
+ glxc->pScreen = pScreen;
+ glxc->pGlxScreen = pGlxScreen;
+ glxc->pVisual = pVisual;
+ glxc->pGlxVisual = pGlxVisual;
+
+ /*
+ * allocate memory for back-end servers info
+ */
+ num_be_screens = to_screen - from_screen + 1;
+ glxc->real_ids = (XID *)malloc(sizeof(XID) * num_be_screens);
+ if (!glxc->real_ids) {
+ return BadAlloc;
+ }
+ glxc->real_vids = (XID *)malloc(sizeof(XID) * num_be_screens);
+ if (!glxc->real_vids) {
+ return BadAlloc;
+ }
+
+ for (screen = from_screen; screen <= to_screen; screen++) {
+ int sent = 0;
+ pScreen = screenInfo.screens[screen];
+ pGlxScreen = &__glXActiveScreens[screen];
+ dmxScreen = &dmxScreens[screen];
+
+ if (glxc->pFBConfig) {
+ __GLXFBConfig *beFBConfig = glxLookupBackEndFBConfig( glxc->pFBConfig->id,
+ screen );
+ be_fbconfigId = beFBConfig->id;
+ }
+
+ if (pGlxVisual) {
+
+ be_vid = glxMatchGLXVisualInConfigList( pGlxVisual,
+ dmxScreen->glxVisuals,
+ dmxScreen->numGlxVisuals );
+
+ if (!be_vid) {
+ /* visual is not supported on the back-end server */
+ free( glxc->real_ids );
+ free( glxc->real_vids );
+ free( glxc );
+ return BadValue;
+ }
+ }
+
+ glxc->real_ids[screen-from_screen] = XAllocID(GetBackEndDisplay(cl,screen));
+
+ /* send the create context request to the back-end server */
+ dpy = GetBackEndDisplay(cl,screen);
+ if (glxc->pFBConfig) {
+ /*Since for a certain visual both RGB and COLOR INDEX
+ *can be on then the only parmeter to choose the renderType
+ * should be the class of the colormap since all 4 first
+ * classes does not support RGB mode only COLOR INDEX ,
+ * and so TrueColor and DirectColor does not support COLOR INDEX*/
+ int renderType = glxc->pFBConfig->renderType;
+ if ( pVisual ) {
+ switch ( pVisual->class ){
+ case PseudoColor:
+ case StaticColor:
+ case GrayScale:
+ case StaticGray:
+ renderType = GLX_COLOR_INDEX_TYPE;
+ break;
+ case TrueColor:
+ case DirectColor:
+ default:
+ renderType = GLX_RGBA_TYPE;
+ break;
+ }
+ }
+ if ( __GLX_IS_VERSION_SUPPORTED(1,3) ) {
+ LockDisplay(dpy);
+ GetReq(GLXCreateNewContext,be_new_req);
+ be_new_req->reqType = dmxScreen->glxMajorOpcode;
+ be_new_req->glxCode = X_GLXCreateNewContext;
+ be_new_req->context = (unsigned int)glxc->real_ids[screen-from_screen];
+ be_new_req->fbconfig = (unsigned int)be_fbconfigId;
+ be_new_req->screen = DefaultScreen(dpy);
+ be_new_req->renderType = renderType;
+
+ be_new_req->shareList = (shareglxc ? shareglxc->real_ids[screen-from_screen] : 0);
+ be_new_req->isDirect = 0;
+ UnlockDisplay(dpy);
+ glxc->real_vids[screen-from_screen] = be_fbconfigId;
+ sent = 1;
+ }
+ else if (glxIsExtensionSupported("GLX_SGIX_fbconfig")) {
+
+ xGLXCreateContextWithConfigSGIXReq *ext_req;
+ xGLXVendorPrivateReq *vpreq;
+ LockDisplay(dpy);
+ GetReqExtra(GLXVendorPrivate,
+ sz_xGLXCreateContextWithConfigSGIXReq - sz_xGLXVendorPrivateReq,
+ vpreq);
+ ext_req = (xGLXCreateContextWithConfigSGIXReq *)vpreq;
+ ext_req->reqType = dmxScreen->glxMajorOpcode;
+ ext_req->glxCode = X_GLXVendorPrivate;
+ ext_req->vendorCode = X_GLXvop_CreateContextWithConfigSGIX;
+ ext_req->context = (unsigned int)glxc->real_ids[screen-from_screen];
+ ext_req->fbconfig = (unsigned int)be_fbconfigId;
+ ext_req->screen = DefaultScreen(dpy);
+ ext_req->renderType = renderType;
+ ext_req->shareList = (shareglxc ? shareglxc->real_ids[screen-from_screen] : 0);
+ ext_req->isDirect = 0;
+ UnlockDisplay(dpy);
+ glxc->real_vids[screen-from_screen] = be_fbconfigId;
+ sent = 1;
+ }
+ }
+
+ if (!sent) {
+ LockDisplay(dpy);
+ GetReq(GLXCreateContext,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXCreateContext;
+ be_req->context = (unsigned int)glxc->real_ids[screen-from_screen];
+ be_req->visual = (unsigned int)be_vid;
+ be_req->screen = DefaultScreen(dpy);
+ be_req->shareList = (shareglxc ? shareglxc->real_ids[screen-from_screen] : 0);
+ be_req->isDirect = 0;
+ UnlockDisplay(dpy);
+ glxc->real_vids[screen-from_screen] = be_vid;
+ }
+ SyncHandle();
+
+ }
+
+ /*
+ ** Register this context as a resource.
+ */
+ if (!AddResource(gcId, __glXContextRes, (pointer)glxc)) {
+ free( glxc->real_ids );
+ free( glxc->real_vids );
+ free( glxc );
+ client->errorValue = gcId;
+ return BadAlloc;
+ }
+
+ /*
+ ** Finally, now that everything is working, setup the rest of the
+ ** context.
+ */
+ glxc->id = gcId;
+ glxc->share_id = shareList;
+ glxc->idExists = GL_TRUE;
+ glxc->isCurrent = GL_FALSE;
+
+ return Success;
+}
+
+int __glXCreateContext(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXCreateContextReq *req = (xGLXCreateContextReq *) pc;
+
+ return( CreateContext(cl, req->context,req->visual, None,
+ req->screen, req->shareList, req->isDirect) );
+
+}
+
+int __glXCreateNewContext(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXCreateNewContextReq *req = (xGLXCreateNewContextReq *) pc;
+
+ return( CreateContext(cl, req->context,None, req->fbconfig,
+ req->screen, req->shareList, req->isDirect) );
+
+}
+
+int __glXCreateContextWithConfigSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXCreateContextWithConfigSGIXReq *req = (xGLXCreateContextWithConfigSGIXReq *) pc;
+
+ return( CreateContext(cl, req->context, None, req->fbconfig,
+ req->screen, req->shareList, req->isDirect) );
+
+}
+
+int __glXQueryMaxSwapBarriersSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXQueryMaxSwapBarriersSGIXReq *req =
+ (xGLXQueryMaxSwapBarriersSGIXReq *)pc;
+ xGLXQueryMaxSwapBarriersSGIXReply reply;
+
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.length = 0;
+ reply.max = QueryMaxSwapBarriersSGIX(req->screen);
+
+ if (client->swapped) {
+ __glXSwapQueryMaxSwapBarriersSGIXReply(client, &reply);
+ } else {
+ WriteToClient(client, sz_xGLXQueryMaxSwapBarriersSGIXReply,
+ (char *)&reply);
+ }
+
+ return Success;
+}
+
+int __glXBindSwapBarrierSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXBindSwapBarrierSGIXReq *req = (xGLXBindSwapBarrierSGIXReq *)pc;
+ DrawablePtr pDraw;
+ __GLXpixmap *pGlxPixmap = NULL;
+ __glXWindow *pGlxWindow = NULL;
+ int rc;
+
+ rc = dixLookupDrawable(&pDraw, req->drawable, client, 0, DixGetAttrAccess);
+ if (rc != Success) {
+ dixLookupResourceByType((pointer*) &pGlxPixmap, req->drawable,
+ __glXPixmapRes, NullClient, DixUnknownAccess);
+ if (pGlxPixmap) pDraw = pGlxPixmap->pDraw;
+ }
+
+ if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
+ dixLookupResourceByType((pointer*) &pGlxWindow, req->drawable,
+ __glXWindowRes, NullClient, DixUnknownAccess);
+ if (pGlxWindow) pDraw = pGlxWindow->pDraw;
+ }
+
+ if (!pDraw) {
+ client->errorValue = req->drawable;
+ return __glXBadDrawable;
+ }
+
+ return BindSwapBarrierSGIX(pDraw, req->barrier);
+}
+
+int __glXJoinSwapGroupSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXJoinSwapGroupSGIXReq *req = (xGLXJoinSwapGroupSGIXReq *)pc;
+ DrawablePtr pDraw, pMember = NULL;
+ __GLXpixmap *pGlxPixmap = NULL;
+ __glXWindow *pGlxWindow = NULL;
+ int rc;
+
+ rc = dixLookupDrawable(&pDraw, req->drawable, client, 0, DixManageAccess);
+ if (rc != Success) {
+ dixLookupResourceByType((pointer*) &pGlxPixmap, req->drawable,
+ __glXPixmapRes, NullClient, DixUnknownAccess);
+ if (pGlxPixmap) pDraw = pGlxPixmap->pDraw;
+ }
+
+ if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
+ dixLookupResourceByType((pointer*) &pGlxWindow, req->drawable,
+ __glXWindowRes, NullClient, DixUnknownAccess);
+ if (pGlxWindow) pDraw = pGlxWindow->pDraw;
+ }
+
+ if (!pDraw) {
+ client->errorValue = req->drawable;
+ return __glXBadDrawable;
+ }
+
+ if (req->member != None) {
+ rc = dixLookupDrawable(&pMember, req->member, client, 0,
+ DixGetAttrAccess);
+ if (rc != Success) {
+ dixLookupResourceByType((pointer*) &pGlxPixmap, req->member,
+ __glXPixmapRes, NullClient,
+ DixUnknownAccess);
+ if (pGlxPixmap) pMember = pGlxPixmap->pDraw;
+ }
+
+ if (!pMember && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
+ dixLookupResourceByType((pointer*) &pGlxWindow, req->member,
+ __glXWindowRes, NullClient,
+ DixUnknownAccess);
+ if (pGlxWindow) pMember = pGlxWindow->pDraw;
+ }
+
+ if (!pMember) {
+ client->errorValue = req->member;
+ return __glXBadDrawable;
+ }
+ }
+
+ return JoinSwapGroupSGIX(pDraw, pMember);
+}
+
+
+/*
+** Destroy a GL context as an X resource.
+*/
+int __glXDestroyContext(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXDestroyContextReq *req = (xGLXDestroyContextReq *) pc;
+ xGLXDestroyContextReq *be_req;
+ GLXContextID gcId = req->context;
+ __GLXcontext *glxc;
+ int from_screen = 0;
+ int to_screen = 0;
+ int s;
+
+ dixLookupResourceByType((pointer*) &glxc, gcId, __glXContextRes,
+ NullClient, DixUnknownAccess);
+ if (glxc) {
+ /*
+ ** Just free the resource; don't actually destroy the context,
+ ** because it might be in use. The
+ ** destroy method will be called by the resource destruction routine
+ ** if necessary.
+ */
+ FreeResourceByType(gcId, __glXContextRes, FALSE);
+
+ from_screen = to_screen = glxc->pScreen->myNum;
+
+ } else {
+ client->errorValue = gcId;
+ return __glXBadContext;
+ }
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+ /*
+ * send DestroyContext request to all back-end servers
+ */
+ for (s=from_screen; s<=to_screen; s++) {
+ DMXScreenInfo *dmxScreen = &dmxScreens[s];
+ Display *dpy = GetBackEndDisplay(cl,s);
+
+ LockDisplay(dpy);
+ GetReq(GLXDestroyContext,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXDestroyContext;
+ be_req->context = glxc->real_ids[s-from_screen];
+ UnlockDisplay(dpy);
+ SyncHandle();
+ }
+
+ return Success;
+}
+
+/*****************************************************************************/
+
+/*
+** For each client, the server keeps a table of all the contexts that are
+** current for that client (each thread of a client may have its own current
+** context). These routines add, change, and lookup contexts in the table.
+*/
+
+/*
+** Add a current context, and return the tag that will be used to refer to it.
+*/
+static int AddCurrentContext(__GLXclientState *cl, __GLXcontext *glxc, DrawablePtr pDraw)
+{
+ int i;
+ int num = cl->numCurrentContexts;
+ __GLXcontext **table = cl->currentContexts;
+
+ if (!glxc) return -1;
+
+ /*
+ ** Try to find an empty slot and use it.
+ */
+ for (i=0; i < num; i++) {
+ if (!table[i]) {
+ table[i] = glxc;
+ return i+1;
+ }
+ }
+ /*
+ ** Didn't find a free slot, so we'll have to grow the table.
+ */
+ if (!num) {
+ table = (__GLXcontext **) malloc(sizeof(__GLXcontext *));
+ cl->currentDrawables = (DrawablePtr *) malloc(sizeof(DrawablePtr));
+ cl->be_currentCTag = (GLXContextTag *) malloc(screenInfo.numScreens *sizeof(GLXContextTag));
+ } else {
+ table = (__GLXcontext **) realloc(table,
+ (num+1)*sizeof(__GLXcontext *));
+ cl->currentDrawables = (DrawablePtr *) realloc(
+ cl->currentDrawables ,
+ (num+1)*sizeof(DrawablePtr));
+ cl->be_currentCTag = (GLXContextTag *) realloc(cl->be_currentCTag,
+ (num+1)*screenInfo.numScreens*sizeof(GLXContextTag));
+ }
+ table[num] = glxc;
+ cl->currentDrawables[num] = pDraw;
+ cl->currentContexts = table;
+ cl->numCurrentContexts++;
+
+ memset(cl->be_currentCTag + num*screenInfo.numScreens, 0,
+ screenInfo.numScreens * sizeof(GLXContextTag));
+
+ return num+1;
+}
+
+/*
+** Given a tag, change the current context for the corresponding entry.
+*/
+static void ChangeCurrentContext(__GLXclientState *cl, __GLXcontext *glxc,
+ GLXContextTag tag)
+{
+ __GLXcontext **table = cl->currentContexts;
+ table[tag-1] = glxc;
+}
+
+/*
+** Given a tag, and back-end screen number, retrives the current back-end
+** tag.
+*/
+int GetCurrentBackEndTag(__GLXclientState *cl, GLXContextTag tag, int s)
+{
+ if (tag >0) {
+ return( cl->be_currentCTag[ (tag-1)*screenInfo.numScreens + s ] );
+ }
+ else {
+ return 0;
+ }
+}
+
+/*
+** Given a tag, and back-end screen number, sets the current back-end
+** tag.
+*/
+static void SetCurrentBackEndTag(__GLXclientState *cl, GLXContextTag tag, int s, GLXContextTag be_tag)
+{
+ if (tag >0) {
+ cl->be_currentCTag[ (tag-1)*screenInfo.numScreens + s ] = be_tag;
+ }
+}
+
+/*
+** For this implementation we have chosen to simply use the index of the
+** context's entry in the table as the context tag. A tag must be greater
+** than 0.
+*/
+__GLXcontext *__glXLookupContextByTag(__GLXclientState *cl, GLXContextTag tag)
+{
+ int num = cl->numCurrentContexts;
+
+ if (tag < 1 || tag > num) {
+ return 0;
+ } else {
+ return cl->currentContexts[tag-1];
+ }
+}
+
+DrawablePtr __glXLookupDrawableByTag(__GLXclientState *cl, GLXContextTag tag)
+{
+ int num = cl->numCurrentContexts;
+
+ if (tag < 1 || tag > num) {
+ return 0;
+ } else {
+ return cl->currentDrawables[tag-1];
+ }
+}
+
+/*****************************************************************************/
+
+static void StopUsingContext(__GLXcontext *glxc)
+{
+ if (glxc) {
+ if (glxc == __glXLastContext) {
+ /* Tell server GL library */
+ __glXLastContext = 0;
+ }
+ glxc->isCurrent = GL_FALSE;
+ if (!glxc->idExists) {
+ __glXFreeContext(glxc);
+ }
+ }
+}
+
+static void StartUsingContext(__GLXclientState *cl, __GLXcontext *glxc)
+{
+ glxc->isCurrent = GL_TRUE;
+}
+
+/*****************************************************************************/
+/*
+** Make an OpenGL context and drawable current.
+*/
+static int MakeCurrent(__GLXclientState *cl,
+ GLXDrawable drawable,
+ GLXDrawable readdrawable,
+ GLXContextID context,
+ GLXContextTag oldContextTag)
+{
+ ClientPtr client = cl->client;
+ DrawablePtr pDraw = NULL;
+ DrawablePtr pReadDraw = NULL;
+ xGLXMakeCurrentReadSGIReply new_reply;
+ xGLXMakeCurrentReq *be_req;
+ xGLXMakeCurrentReply be_reply;
+ xGLXMakeContextCurrentReq *be_new_req;
+ xGLXMakeContextCurrentReply be_new_reply;
+ GLXDrawable drawId = drawable;
+ GLXDrawable readId = readdrawable;
+ GLXContextID contextId = context;
+ __GLXpixmap *pGlxPixmap = 0;
+ __GLXpixmap *pReadGlxPixmap = 0;
+ __GLXcontext *glxc, *prevglxc;
+ GLXContextTag tag = oldContextTag;
+ WindowPtr pWin = NULL;
+ WindowPtr pReadWin = NULL;
+ __glXWindow *pGlxWindow = NULL;
+ __glXWindow *pGlxReadWindow = NULL;
+ __glXPbuffer *pGlxPbuffer = NULL;
+ __glXPbuffer *pGlxReadPbuffer = NULL;
+#ifdef PANORAMIX
+ PanoramiXRes *pXinDraw = NULL;
+ PanoramiXRes *pXinReadDraw = NULL;
+#endif
+ int from_screen = 0;
+ int to_screen = 0;
+ int s, rc;
+
+ /*
+ ** If one is None and the other isn't, it's a bad match.
+ */
+ if ((drawId == None && contextId != None) ||
+ (drawId != None && contextId == None)) {
+ return BadMatch;
+ }
+
+ /*
+ ** Lookup old context. If we have one, it must be in a usable state.
+ */
+ if (tag != 0) {
+ prevglxc = __glXLookupContextByTag(cl, tag);
+ if (!prevglxc) {
+ /*
+ ** Tag for previous context is invalid.
+ */
+ return __glXBadContextTag;
+ }
+ } else {
+ prevglxc = 0;
+ }
+
+ /*
+ ** Lookup new context. It must not be current for someone else.
+ */
+ if (contextId != None) {
+ dixLookupResourceByType((pointer*) &glxc, contextId, __glXContextRes,
+ NullClient, DixUnknownAccess);
+ if (!glxc) {
+ client->errorValue = contextId;
+ return __glXBadContext;
+ }
+ if ((glxc != prevglxc) && glxc->isCurrent) {
+ /* Context is current to somebody else */
+ return BadAccess;
+ }
+ } else {
+ /* Switching to no context. Ignore new drawable. */
+ glxc = 0;
+ }
+
+ if (drawId != None) {
+ rc = dixLookupDrawable(&pDraw, drawId, client, 0, DixWriteAccess);
+ if (rc == Success) {
+ if (pDraw->type == DRAWABLE_WINDOW) {
+ /*
+ ** Drawable is an X Window.
+ */
+ VisualID vid;
+ pWin = (WindowPtr)pDraw;
+ vid = wVisual(pWin);
+
+ new_reply.writeVid = (glxc->pFBConfig ? glxc->pFBConfig->id : vid);
+ new_reply.writeType = GLX_WINDOW_TYPE;
+
+ /*
+ ** Check if window and context are similar.
+ */
+ if ((vid != glxc->pVisual->vid) ||
+ (pWin->drawable.pScreen != glxc->pScreen)) {
+ client->errorValue = drawId;
+ return BadMatch;
+ }
+
+ from_screen = to_screen = pWin->drawable.pScreen->myNum;
+
+ } else {
+ /*
+ ** An X Pixmap is not allowed as a parameter (a GLX Pixmap
+ ** is, but it must first be created with glxCreateGLXPixmap).
+ */
+ client->errorValue = drawId;
+ return __glXBadDrawable;
+ }
+ }
+
+ if (!pDraw) {
+ dixLookupResourceByType((pointer*) &pGlxPixmap, drawId,
+ __glXPixmapRes, NullClient,
+ DixUnknownAccess);
+ if (pGlxPixmap) {
+ /*
+ ** Check if pixmap and context are similar.
+ */
+ if (pGlxPixmap->pScreen != glxc->pScreen ||
+ pGlxPixmap->pGlxVisual != glxc->pGlxVisual) {
+ client->errorValue = drawId;
+ return BadMatch;
+ }
+ pDraw = pGlxPixmap->pDraw;
+
+ new_reply.writeVid = (glxc->pFBConfig ? glxc->pFBConfig->id :
+ pGlxPixmap->pGlxVisual->vid);
+
+ new_reply.writeType = GLX_PIXMAP_TYPE;
+
+ from_screen = to_screen = pGlxPixmap->pScreen->myNum;
+
+ }
+ }
+
+ if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
+ dixLookupResourceByType((pointer*) &pGlxWindow, drawId,
+ __glXWindowRes, NullClient,
+ DixUnknownAccess);
+ if (pGlxWindow) {
+ /*
+ ** Drawable is a GLXWindow.
+ **
+ ** Check if GLX window and context are similar.
+ */
+ if (pGlxWindow->pScreen != glxc->pScreen ||
+ pGlxWindow->pGlxFBConfig != glxc->pFBConfig) {
+ client->errorValue = drawId;
+ return BadMatch;
+ }
+
+ pDraw = pGlxWindow->pDraw;
+ new_reply.writeVid = pGlxWindow->pGlxFBConfig->id;
+ new_reply.writeType = GLX_GLXWINDOW_TYPE;
+ }
+
+ }
+
+ if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
+ dixLookupResourceByType((pointer*) &pGlxPbuffer, drawId,
+ __glXPbufferRes, NullClient,
+ DixUnknownAccess);
+ if (pGlxPbuffer) {
+ if (pGlxPbuffer->pScreen != glxc->pScreen ||
+ pGlxPbuffer->pFBConfig != glxc->pFBConfig) {
+ client->errorValue = drawId;
+ return BadMatch;
+ }
+
+ pDraw = (DrawablePtr)pGlxPbuffer;
+ new_reply.writeVid = pGlxPbuffer->pFBConfig->id;
+ new_reply.writeType = GLX_PBUFFER_TYPE;
+ }
+ }
+
+ if (!pDraw) {
+ /*
+ ** Drawable is not a Window , GLXWindow or a GLXPixmap.
+ */
+ client->errorValue = drawId;
+ return __glXBadDrawable;
+ }
+
+ } else {
+ pDraw = 0;
+ }
+
+ if (readId != None && readId != drawId ) {
+ rc = dixLookupDrawable(&pReadDraw, readId, client, 0, DixReadAccess);
+ if (rc == Success) {
+ if (pReadDraw->type == DRAWABLE_WINDOW) {
+ /*
+ ** Drawable is an X Window.
+ */
+ VisualID vid;
+ pReadWin = (WindowPtr)pDraw;
+ vid = wVisual(pReadWin);
+
+ new_reply.readVid = (glxc->pFBConfig ? glxc->pFBConfig->id : vid);
+ new_reply.readType = GLX_WINDOW_TYPE;
+
+ /*
+ ** Check if window and context are similar.
+ */
+ if ((vid != glxc->pVisual->vid) ||
+ (pReadWin->drawable.pScreen != glxc->pScreen)) {
+ client->errorValue = readId;
+ return BadMatch;
+ }
+
+ } else {
+
+ /*
+ ** An X Pixmap is not allowed as a parameter (a GLX Pixmap
+ ** is, but it must first be created with glxCreateGLXPixmap).
+ */
+ client->errorValue = readId;
+ return __glXBadDrawable;
+ }
+ }
+
+ if (!pReadDraw) {
+ dixLookupResourceByType((pointer*) &pReadGlxPixmap, readId,
+ __glXPixmapRes, NullClient,
+ DixUnknownAccess);
+ if (pReadGlxPixmap) {
+ /*
+ ** Check if pixmap and context are similar.
+ */
+ if (pReadGlxPixmap->pScreen != glxc->pScreen ||
+ pReadGlxPixmap->pGlxVisual != glxc->pGlxVisual) {
+ client->errorValue = readId;
+ return BadMatch;
+ }
+ pReadDraw = pReadGlxPixmap->pDraw;
+
+ new_reply.readVid = (glxc->pFBConfig ? glxc->pFBConfig->id :
+ pReadGlxPixmap->pGlxVisual->vid );
+ new_reply.readType = GLX_PIXMAP_TYPE;
+
+ }
+ }
+
+ if (!pReadDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
+ dixLookupResourceByType((pointer*) &pGlxReadWindow, readId,
+ __glXWindowRes, NullClient,
+ DixUnknownAccess);
+ if (pGlxReadWindow) {
+ /*
+ ** Drawable is a GLXWindow.
+ **
+ ** Check if GLX window and context are similar.
+ */
+ if (pGlxReadWindow->pScreen != glxc->pScreen ||
+ pGlxReadWindow->pGlxFBConfig != glxc->pFBConfig) {
+ client->errorValue = readId;
+ return BadMatch;
+ }
+
+ pReadDraw = pGlxReadWindow->pDraw;
+ new_reply.readVid = pGlxReadWindow->pGlxFBConfig->id;
+ new_reply.readType = GLX_GLXWINDOW_TYPE;
+ }
+ }
+
+ if (!pReadDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
+ dixLookupResourceByType((pointer*) &pGlxReadPbuffer, readId,
+ __glXPbufferRes, NullClient,
+ DixUnknownAccess);
+ if (pGlxReadPbuffer) {
+ if (pGlxReadPbuffer->pScreen != glxc->pScreen ||
+ pGlxReadPbuffer->pFBConfig != glxc->pFBConfig) {
+ client->errorValue = drawId;
+ return BadMatch;
+ }
+
+ pReadDraw = (DrawablePtr)pGlxReadPbuffer;
+ new_reply.readVid = pGlxReadPbuffer->pFBConfig->id;
+ new_reply.readType = GLX_PBUFFER_TYPE;
+ }
+ }
+
+ if (!pReadDraw) {
+ /*
+ ** Drawable is neither a Window nor a GLXPixmap.
+ */
+ client->errorValue = readId;
+ return __glXBadDrawable;
+ }
+
+ } else {
+ pReadDraw = pDraw;
+ pReadGlxPixmap = pGlxPixmap;
+ pReadWin = pWin;
+ new_reply.readVid = new_reply.writeVid;
+ new_reply.readType = new_reply.writeType;
+ }
+
+ if (prevglxc) {
+
+ if (prevglxc->pGlxPixmap) {
+ /*
+ ** The previous drawable was a glx pixmap, release it.
+ */
+ prevglxc->pGlxPixmap->refcnt--;
+ __glXFreeGLXPixmap( prevglxc->pGlxPixmap );
+ prevglxc->pGlxPixmap = 0;
+ }
+
+ if (prevglxc->pGlxReadPixmap) {
+ /*
+ ** The previous drawable was a glx pixmap, release it.
+ */
+ prevglxc->pGlxReadPixmap->refcnt--;
+ __glXFreeGLXPixmap( prevglxc->pGlxReadPixmap );
+ prevglxc->pGlxReadPixmap = 0;
+ }
+
+ if (prevglxc->pGlxWindow) {
+ /*
+ ** The previous drawable was a glx window, release it.
+ */
+ prevglxc->pGlxWindow->refcnt--;
+ __glXFreeGLXWindow( prevglxc->pGlxWindow );
+ prevglxc->pGlxWindow = 0;
+ }
+
+ if (prevglxc->pGlxReadWindow) {
+ /*
+ ** The previous drawable was a glx window, release it.
+ */
+ prevglxc->pGlxReadWindow->refcnt--;
+ __glXFreeGLXWindow( prevglxc->pGlxReadWindow );
+ prevglxc->pGlxReadWindow = 0;
+ }
+
+ if (prevglxc->pGlxPbuffer) {
+ /*
+ ** The previous drawable was a glx Pbuffer, release it.
+ */
+ prevglxc->pGlxPbuffer->refcnt--;
+ __glXFreeGLXPbuffer( prevglxc->pGlxPbuffer );
+ prevglxc->pGlxPbuffer = 0;
+ }
+
+ if (prevglxc->pGlxReadPbuffer) {
+ /*
+ ** The previous drawable was a glx Pbuffer, release it.
+ */
+ prevglxc->pGlxReadPbuffer->refcnt--;
+ __glXFreeGLXPbuffer( prevglxc->pGlxReadPbuffer );
+ prevglxc->pGlxReadPbuffer = 0;
+ }
+
+ ChangeCurrentContext(cl, glxc, tag);
+ ChangeCurrentContext(cl, glxc, tag);
+ StopUsingContext(prevglxc);
+ } else {
+ tag = AddCurrentContext(cl, glxc, pDraw);
+ }
+ if (glxc) {
+
+ glxc->pGlxPixmap = pGlxPixmap;
+ glxc->pGlxReadPixmap = pReadGlxPixmap;
+ glxc->pGlxWindow = pGlxWindow;
+ glxc->pGlxReadWindow = pGlxReadWindow;
+ glxc->pGlxPbuffer = pGlxPbuffer;
+ glxc->pGlxReadPbuffer = pGlxReadPbuffer;
+
+ if (pGlxPixmap) {
+ pGlxPixmap->refcnt++;
+ }
+
+ if (pReadGlxPixmap) {
+ pReadGlxPixmap->refcnt++;
+ }
+
+ if (pGlxWindow) {
+ pGlxWindow->refcnt++;
+ }
+
+ if (pGlxReadWindow) {
+ pGlxReadWindow->refcnt++;
+ }
+
+ if (pGlxPbuffer) {
+ pGlxPbuffer->refcnt++;
+ }
+
+ if (pGlxReadPbuffer) {
+ pGlxReadPbuffer->refcnt++;
+ }
+
+ StartUsingContext(cl, glxc);
+ new_reply.contextTag = tag;
+ } else {
+ new_reply.contextTag = 0;
+ }
+ new_reply.length = 0;
+ new_reply.type = X_Reply;
+ new_reply.sequenceNumber = client->sequence;
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+
+ if (pDraw && new_reply.writeType != GLX_PBUFFER_TYPE) {
+ dixLookupResourceByClass((pointer*) &pXinDraw,
+ pDraw->id, XRC_DRAWABLE,
+ client, DixReadAccess);
+ }
+
+ if (pReadDraw && pReadDraw != pDraw &&
+ new_reply.readType != GLX_PBUFFER_TYPE) {
+ dixLookupResourceByClass((pointer*) &pXinReadDraw,
+ pReadDraw->id, XRC_DRAWABLE,
+ client, DixReadAccess);
+ }
+ else {
+ pXinReadDraw = pXinDraw;
+ }
+ }
+#endif
+
+
+ /* send the MakeCurrent request to all required
+ * back-end servers.
+ */
+ for (s = from_screen; s<=to_screen; s++) {
+ DMXScreenInfo *dmxScreen = &dmxScreens[s];
+ Display *dpy = GetBackEndDisplay(cl,s);
+ unsigned int be_draw = None;
+ unsigned int be_read_draw = None;
+
+ if (pGlxPixmap) {
+ be_draw = pGlxPixmap->be_xids[s];
+ }
+ else if (pGlxPbuffer) {
+ be_draw = pGlxPbuffer->be_xids[s];
+ }
+#ifdef PANORAMIX
+ else if (pXinDraw) {
+ dixLookupWindow(&pWin, pXinDraw->info[s].id, client, DixReadAccess);
+ }
+#endif
+ else if (pGlxWindow) {
+ pWin = (WindowPtr)pGlxWindow->pDraw;
+ }
+
+ if (pWin && be_draw == None) {
+ be_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
+ if (!be_draw) {
+ /* it might be that the window did not created yet on the */
+ /* back-end server (lazy window creation option), force */
+ /* creation of the window */
+ dmxCreateAndRealizeWindow( pWin, TRUE );
+ be_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
+ }
+ }
+
+ /*
+ * Before sending the MakeCurrent request - sync the
+ * X11 connection to the back-end servers to make sure
+ * that drawable is already created
+ */
+ dmxSync( dmxScreen, 1 );
+
+ if (drawId == readId) {
+ LockDisplay(dpy);
+ GetReq(GLXMakeCurrent, be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXMakeCurrent;
+ be_req->drawable = be_draw;
+ be_req->context = (unsigned int)(glxc ? glxc->real_ids[s-from_screen] : 0);
+ be_req->oldContextTag = GetCurrentBackEndTag(cl, tag, s);
+ if (!_XReply(dpy, (xReply *) &be_reply, 0, False)) {
+
+ /* The make current failed */
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return( BE_TO_CLIENT_ERROR(dmxLastErrorEvent.error_code) );
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ SetCurrentBackEndTag( cl, tag, s, be_reply.contextTag );
+ }
+ else {
+
+ if (pReadGlxPixmap) {
+ be_read_draw = pReadGlxPixmap->be_xids[s];
+ }
+ else if (pGlxReadPbuffer) {
+ be_read_draw = pGlxReadPbuffer->be_xids[s];
+ }
+#ifdef PANORAMIX
+ else if (pXinReadDraw) {
+ dixLookupWindow(&pReadWin, pXinReadDraw->info[s].id, client,
+ DixReadAccess);
+ }
+#endif
+ else if (pGlxReadWindow) {
+ pReadWin = (WindowPtr)pGlxReadWindow->pDraw;
+ }
+
+ if (pReadWin && be_read_draw == None) {
+ be_read_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pReadWin))->window;
+ if (!be_read_draw) {
+ /* it might be that the window did not created yet on the */
+ /* back-end server (lazy window creation option), force */
+ /* creation of the window */
+ dmxCreateAndRealizeWindow( pReadWin, TRUE );
+ be_read_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pReadWin))->window;
+ dmxSync( dmxScreen, 1 );
+ }
+ }
+
+ if ( __GLX_IS_VERSION_SUPPORTED(1,3) ) {
+ LockDisplay(dpy);
+ GetReq(GLXMakeContextCurrent, be_new_req);
+ be_new_req->reqType = dmxScreen->glxMajorOpcode;
+ be_new_req->glxCode = X_GLXMakeContextCurrent;
+ be_new_req->drawable = be_draw;
+ be_new_req->readdrawable = be_read_draw;
+ be_new_req->context = (unsigned int)(glxc ? glxc->real_ids[s-from_screen] : 0);
+ be_new_req->oldContextTag = GetCurrentBackEndTag(cl, tag, s);
+ if (!_XReply(dpy, (xReply *) &be_new_reply, 0, False)) {
+
+ /* The make current failed */
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return( BE_TO_CLIENT_ERROR(dmxLastErrorEvent.error_code) );
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ SetCurrentBackEndTag( cl, tag, s, be_new_reply.contextTag );
+ }
+ else if (glxIsExtensionSupported("GLX_SGI_make_current_read")) {
+ xGLXMakeCurrentReadSGIReq *ext_req;
+ xGLXVendorPrivateWithReplyReq *vpreq;
+ xGLXMakeCurrentReadSGIReply ext_reply;
+
+ LockDisplay(dpy);
+ GetReqExtra(GLXVendorPrivateWithReply,
+ sz_xGLXMakeCurrentReadSGIReq - sz_xGLXVendorPrivateWithReplyReq,
+ vpreq);
+ ext_req = (xGLXMakeCurrentReadSGIReq *)vpreq;
+ ext_req->reqType = dmxScreen->glxMajorOpcode;
+ ext_req->glxCode = X_GLXVendorPrivateWithReply;
+ ext_req->vendorCode = X_GLXvop_MakeCurrentReadSGI;
+ ext_req->drawable = be_draw;
+ ext_req->readable = be_read_draw;
+ ext_req->context = (unsigned int)(glxc ? glxc->real_ids[s-from_screen] : 0);
+ ext_req->oldContextTag = GetCurrentBackEndTag(cl, tag, s);
+ if (!_XReply(dpy, (xReply *) &ext_reply, 0, False)) {
+
+ /* The make current failed */
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return( BE_TO_CLIENT_ERROR(dmxLastErrorEvent.error_code) );
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ SetCurrentBackEndTag( cl, tag, s, ext_reply.contextTag );
+
+ }
+ else {
+ return BadMatch;
+ }
+ }
+
+ XFlush( dpy );
+ }
+
+ if (client->swapped) {
+ __glXSwapMakeCurrentReply(client, &new_reply);
+ } else {
+ WriteToClient(client, sz_xGLXMakeContextCurrentReply, (char *)&new_reply);
+ }
+
+ return Success;
+}
+
+int __glXMakeCurrent(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXMakeCurrentReq *req = (xGLXMakeCurrentReq *) pc;
+
+ return( MakeCurrent(cl, req->drawable, req->drawable,
+ req->context, req->oldContextTag ) );
+}
+
+int __glXMakeContextCurrent(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXMakeContextCurrentReq *req = (xGLXMakeContextCurrentReq *) pc;
+
+ return( MakeCurrent(cl, req->drawable, req->readdrawable,
+ req->context, req->oldContextTag ) );
+}
+
+int __glXMakeCurrentReadSGI(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXMakeCurrentReadSGIReq *req = (xGLXMakeCurrentReadSGIReq *) pc;
+
+ return( MakeCurrent(cl, req->drawable, req->readable,
+ req->context, req->oldContextTag ) );
+}
+
+int __glXIsDirect(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXIsDirectReq *req = (xGLXIsDirectReq *) pc;
+ xGLXIsDirectReply reply;
+ __GLXcontext *glxc;
+
+ /*
+ ** Find the GL context.
+ */
+ dixLookupResourceByType((pointer*) &glxc, req->context, __glXContextRes,
+ NullClient, DixUnknownAccess);
+ if (!glxc) {
+ client->errorValue = req->context;
+ return __glXBadContext;
+ }
+
+ reply.isDirect = 0;
+ reply.length = 0;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+
+ if (client->swapped) {
+ __glXSwapIsDirectReply(client, &reply);
+ } else {
+ WriteToClient(client, sz_xGLXIsDirectReply, (char *)&reply);
+ }
+
+ return Success;
+}
+
+int __glXQueryVersion(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+/* xGLXQueryVersionReq *req = (xGLXQueryVersionReq *) pc; */
+ xGLXQueryVersionReply reply;
+
+ /*
+ ** Server should take into consideration the version numbers sent by the
+ ** client if it wants to work with older clients; however, in this
+ ** implementation the server just returns its version number.
+ */
+ reply.majorVersion = __glXVersionMajor;
+ reply.minorVersion = __glXVersionMinor;
+ reply.length = 0;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+
+ if (client->swapped) {
+ __glXSwapQueryVersionReply(client, &reply);
+ } else {
+ WriteToClient(client, sz_xGLXQueryVersionReply, (char *)&reply);
+ }
+ return Success;
+}
+
+int __glXWaitGL(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXWaitGLReq *req = (xGLXWaitGLReq *)pc;
+ xGLXWaitGLReq *be_req = (xGLXWaitGLReq *)pc;
+ int from_screen = 0;
+ int to_screen = 0;
+ int s;
+ __GLXcontext *glxc = NULL;
+
+ if (req->contextTag != 0) {
+ glxc = __glXLookupContextByTag(cl, req->contextTag);
+ if (glxc) {
+ from_screen = to_screen = glxc->pScreen->myNum;
+ }
+ }
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+ for (s=from_screen; s<=to_screen; s++) {
+ DMXScreenInfo *dmxScreen = &dmxScreens[s];
+ Display *dpy = GetBackEndDisplay(cl,s);
+
+ LockDisplay(dpy);
+ GetReq(GLXWaitGL,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXWaitGL;
+ be_req->contextTag = (glxc ? GetCurrentBackEndTag(cl,req->contextTag,s) : 0);
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ XSync(dpy, False);
+ }
+
+ return Success;
+}
+
+int __glXWaitX(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXWaitXReq *req = (xGLXWaitXReq *)pc;
+ xGLXWaitXReq *be_req;
+ int from_screen = 0;
+ int to_screen = 0;
+ int s;
+ __GLXcontext *glxc = NULL;
+
+ if (req->contextTag != 0) {
+ glxc = __glXLookupContextByTag(cl, req->contextTag);
+ if (glxc) {
+ from_screen = to_screen = glxc->pScreen->myNum;
+ }
+ }
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+ for (s=from_screen; s<=to_screen; s++) {
+ DMXScreenInfo *dmxScreen = &dmxScreens[s];
+ Display *dpy = GetBackEndDisplay(cl,s);
+
+ dmxSync( dmxScreen, 1 );
+
+ LockDisplay(dpy);
+ GetReq(GLXWaitX,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXWaitX;
+ be_req->contextTag = (glxc ? GetCurrentBackEndTag(cl,req->contextTag,s) : 0);
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ XFlush( dpy );
+ }
+
+ return Success;
+}
+
+int __glXCopyContext(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXCopyContextReq *be_req;
+ xGLXCopyContextReq *req = (xGLXCopyContextReq *) pc;
+ GLXContextID source = req->source;
+ GLXContextID dest = req->dest;
+ GLXContextTag tag = req->contextTag;
+ unsigned long mask = req->mask;
+ __GLXcontext *src, *dst;
+ int s;
+ int from_screen = 0;
+ int to_screen = 0;
+
+ /*
+ ** Check that each context exists.
+ */
+ dixLookupResourceByType((pointer*) &src, source, __glXContextRes,
+ NullClient, DixUnknownAccess);
+ if (!src) {
+ client->errorValue = source;
+ return __glXBadContext;
+ }
+ dixLookupResourceByType((pointer*) &dst, dest, __glXContextRes,
+ NullClient, DixUnknownAccess);
+ if (!dst) {
+ client->errorValue = dest;
+ return __glXBadContext;
+ }
+
+ /*
+ ** They must be in the same address space, and same screen.
+ */
+ if (src->pGlxScreen != dst->pGlxScreen) {
+ client->errorValue = source;
+ return BadMatch;
+ }
+
+ /*
+ ** The destination context must not be current for any client.
+ */
+ if (dst->isCurrent) {
+ client->errorValue = dest;
+ return BadAccess;
+ }
+
+ if (tag) {
+ __GLXcontext *tagcx = __glXLookupContextByTag(cl, tag);
+
+ if (!tagcx) {
+ return __glXBadContextTag;
+ }
+ if (tagcx != src) {
+ /*
+ ** This would be caused by a faulty implementation of the client
+ ** library.
+ */
+ return BadMatch;
+ }
+ }
+
+ from_screen = to_screen = src->pScreen->myNum;
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+ for (s=from_screen; s<=to_screen; s++) {
+ DMXScreenInfo *dmxScreen = &dmxScreens[s];
+ Display *dpy = GetBackEndDisplay(cl,s);
+
+ LockDisplay(dpy);
+ GetReq(GLXCopyContext,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXCopyContext;
+ be_req->source = (unsigned int)src->real_ids[s-from_screen];
+ be_req->dest = (unsigned int)dst->real_ids[s-from_screen];
+ be_req->mask = mask;
+ be_req->contextTag = (tag ? GetCurrentBackEndTag(cl,req->contextTag,s) : 0);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ }
+
+ return Success;
+}
+
+int __glXGetVisualConfigs(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXGetVisualConfigsReq *req = (xGLXGetVisualConfigsReq *) pc;
+ xGLXGetVisualConfigsReply reply;
+ __GLXscreenInfo *pGlxScreen;
+ __GLXvisualConfig *pGlxVisual;
+ CARD32 buf[__GLX_TOTAL_CONFIG];
+ unsigned int screen;
+ int i, p;
+
+ screen = req->screen;
+ if (screen >= screenInfo.numScreens) {
+ /* The client library must send a valid screen number. */
+ client->errorValue = screen;
+ return BadValue;
+ }
+ pGlxScreen = &__glXActiveScreens[screen];
+
+ reply.numVisuals = pGlxScreen->numGLXVisuals;
+ reply.numProps = __GLX_TOTAL_CONFIG;
+ reply.length = (pGlxScreen->numGLXVisuals * __GLX_SIZE_CARD32 *
+ __GLX_TOTAL_CONFIG) >> 2;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+
+ WriteToClient(client, sz_xGLXGetVisualConfigsReply, (char *)&reply);
+
+ for (i=0; i < pGlxScreen->numVisuals; i++) {
+ pGlxVisual = &pGlxScreen->pGlxVisual[i];
+ if (!pGlxScreen->isGLXvis[i] || pGlxVisual->vid == 0) {
+ /* not a usable visual */
+ continue;
+ }
+ p = 0;
+ buf[p++] = pGlxVisual->vid;
+ buf[p++] = pGlxVisual->class;
+ buf[p++] = pGlxVisual->rgba;
+
+ buf[p++] = pGlxVisual->redSize;
+ buf[p++] = pGlxVisual->greenSize;
+ buf[p++] = pGlxVisual->blueSize;
+ buf[p++] = pGlxVisual->alphaSize;
+ buf[p++] = pGlxVisual->accumRedSize;
+ buf[p++] = pGlxVisual->accumGreenSize;
+ buf[p++] = pGlxVisual->accumBlueSize;
+ buf[p++] = pGlxVisual->accumAlphaSize;
+
+ buf[p++] = pGlxVisual->doubleBuffer;
+ buf[p++] = pGlxVisual->stereo;
+
+ buf[p++] = pGlxVisual->bufferSize;
+ buf[p++] = pGlxVisual->depthSize;
+ buf[p++] = pGlxVisual->stencilSize;
+ buf[p++] = pGlxVisual->auxBuffers;
+ buf[p++] = pGlxVisual->level;
+ /*
+ ** Add token/value pairs for extensions.
+ */
+ buf[p++] = GLX_VISUAL_CAVEAT_EXT;
+ buf[p++] = pGlxVisual->visualRating;
+ buf[p++] = GLX_TRANSPARENT_TYPE_EXT;
+ buf[p++] = pGlxVisual->transparentPixel;
+ buf[p++] = GLX_TRANSPARENT_RED_VALUE_EXT;
+ buf[p++] = pGlxVisual->transparentRed;
+ buf[p++] = GLX_TRANSPARENT_GREEN_VALUE_EXT;
+ buf[p++] = pGlxVisual->transparentGreen;
+ buf[p++] = GLX_TRANSPARENT_BLUE_VALUE_EXT;
+ buf[p++] = pGlxVisual->transparentBlue;
+ buf[p++] = GLX_TRANSPARENT_ALPHA_VALUE_EXT;
+ buf[p++] = pGlxVisual->transparentAlpha;
+ buf[p++] = GLX_TRANSPARENT_INDEX_VALUE_EXT;
+ buf[p++] = pGlxVisual->transparentIndex;
+ buf[p++] = GLX_SAMPLES_SGIS;
+ buf[p++] = pGlxVisual->multiSampleSize;
+ buf[p++] = GLX_SAMPLE_BUFFERS_SGIS;
+ buf[p++] = pGlxVisual->nMultiSampleBuffers;
+ buf[p++] = GLX_VISUAL_SELECT_GROUP_SGIX;
+ buf[p++] = pGlxVisual->visualSelectGroup;
+
+ WriteToClient(client, __GLX_SIZE_CARD32 * __GLX_TOTAL_CONFIG,
+ (char *)buf);
+ }
+ return Success;
+}
+
+/*
+** Create a GLX Pixmap from an X Pixmap.
+*/
+static int CreateGLXPixmap(__GLXclientState *cl,
+ VisualID visual, GLXFBConfigID fbconfigId,
+ int screenNum, XID pixmapId, XID glxpixmapId )
+{
+ ClientPtr client = cl->client;
+ xGLXCreateGLXPixmapReq *be_req;
+ xGLXCreatePixmapReq *be_new_req;
+ DrawablePtr pDraw;
+ ScreenPtr pScreen;
+ VisualPtr pVisual;
+ __GLXpixmap *pGlxPixmap;
+ __GLXscreenInfo *pGlxScreen;
+ __GLXvisualConfig *pGlxVisual;
+ __GLXFBConfig *pFBConfig;
+ int i, s, rc;
+ int from_screen, to_screen;
+#ifdef PANORAMIX
+ PanoramiXRes *pXinDraw = NULL;
+#endif
+
+ rc = dixLookupDrawable(&pDraw, pixmapId, client, M_DRAWABLE_PIXMAP,
+ DixAddAccess);
+ if (rc != Success)
+ return rc;
+
+ /*
+ ** Check if screen of visual matches screen of pixmap.
+ */
+ pScreen = pDraw->pScreen;
+ if (screenNum != pScreen->myNum) {
+ return BadMatch;
+ }
+
+ if (fbconfigId == 0 && visual == 0) {
+ return BadValue;
+ }
+
+ if (fbconfigId != None) {
+ pFBConfig = glxLookupFBConfig( fbconfigId );
+ if (!pFBConfig) {
+ client->errorValue = fbconfigId;
+ return BadValue;
+ }
+ visual = pFBConfig->associatedVisualId;
+ }
+ else {
+ pFBConfig = NULL;
+ }
+
+ if (visual != None) {
+ /*
+ ** Find the VisualRec for this visual.
+ */
+ pVisual = pScreen->visuals;
+ for (i=0; i < pScreen->numVisuals; i++, pVisual++) {
+ if (pVisual->vid == visual) {
+ break;
+ }
+ }
+ if (i == pScreen->numVisuals) {
+ client->errorValue = visual;
+ return BadValue;
+ }
+ /*
+ ** Check if depth of visual matches depth of pixmap.
+ */
+ if (pVisual->nplanes != pDraw->depth) {
+ client->errorValue = visual;
+ return BadMatch;
+ }
+
+ /*
+ ** Get configuration of the visual.
+ */
+ pGlxScreen = &__glXActiveScreens[screenNum];
+ pGlxVisual = pGlxScreen->pGlxVisual;
+ for (i = 0; i < pGlxScreen->numVisuals; i++, pGlxVisual++) {
+ if (pGlxVisual->vid == visual) {
+ break;
+ }
+ }
+ if (i == pGlxScreen->numVisuals) {
+ /*
+ ** Visual not support on this screen by this OpenGL implementation.
+ */
+ client->errorValue = visual;
+ return BadValue;
+ }
+
+
+ /* find the FBConfig for that visual (if any) */
+ if ( pFBConfig == NULL ) {
+ pFBConfig = glxLookupFBConfigByVID( visual );
+
+ if ( pFBConfig == NULL ) {
+ /*
+ * visual does not have an FBConfig ???
+ client->errorValue = visual;
+ return BadValue;
+ */
+ }
+ }
+ }
+ else {
+ pVisual = NULL;
+ pGlxVisual = NULL;
+ pGlxScreen = &__glXActiveScreens[pDraw->pScreen->myNum];
+ }
+
+ pGlxPixmap = (__GLXpixmap *) malloc(sizeof(__GLXpixmap));
+ if (!pGlxPixmap) {
+ return BadAlloc;
+ }
+ pGlxPixmap->be_xids = (XID *) malloc(sizeof(XID) * screenInfo.numScreens);
+ if (!pGlxPixmap->be_xids) {
+ free( pGlxPixmap );
+ return BadAlloc;
+ }
+
+ pGlxPixmap->pDraw = pDraw;
+ pGlxPixmap->pGlxScreen = pGlxScreen;
+ pGlxPixmap->pGlxVisual = pGlxVisual;
+ pGlxPixmap->pFBConfig = pFBConfig;
+ pGlxPixmap->pScreen = pScreen;
+ pGlxPixmap->idExists = True;
+ pGlxPixmap->refcnt = 0;
+
+ /*
+ ** Bump the ref count on the X pixmap so it won't disappear.
+ */
+ ((PixmapPtr) pDraw)->refcnt++;
+
+ /*
+ * send the request to the back-end server(s)
+ */
+ from_screen = to_screen = screenNum;
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+
+ dixLookupResourceByClass((pointer*) &pXinDraw,
+ pDraw->id, XRC_DRAWABLE,
+ client, DixReadAccess);
+ }
+#endif
+
+ for (s=from_screen; s<=to_screen; s++) {
+
+ DMXScreenInfo *dmxScreen = &dmxScreens[s];
+ Display *dpy = GetBackEndDisplay(cl,s);
+ Pixmap be_pixmap;
+ DrawablePtr pRealDraw = pDraw;
+
+#ifdef PANORAMIX
+ if (pXinDraw) {
+ dixLookupDrawable(&pRealDraw, pXinDraw->info[s].id, client, 0,
+ DixAddAccess);
+ }
+#endif
+
+ be_pixmap = (DMX_GET_PIXMAP_PRIV((PixmapPtr)pRealDraw))->pixmap;
+
+ /* make sure pixmap already created on back-end */
+ dmxSync( dmxScreen, 1 );
+
+ if ( pFBConfig && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
+ __GLXFBConfig *be_FBConfig = glxLookupBackEndFBConfig( pFBConfig->id, s );
+
+ LockDisplay(dpy);
+ pGlxPixmap->be_xids[s] = XAllocID(dpy);
+ GetReq(GLXCreatePixmap,be_new_req);
+ be_new_req->reqType = dmxScreen->glxMajorOpcode;
+ be_new_req->glxCode = X_GLXCreatePixmap;
+ be_new_req->screen = DefaultScreen(dpy);
+ be_new_req->fbconfig = be_FBConfig->id;
+ be_new_req->pixmap = (unsigned int)be_pixmap;
+ be_new_req->glxpixmap = (unsigned int)pGlxPixmap->be_xids[s];
+ be_new_req->numAttribs = 0;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ }
+ else if (pFBConfig && glxIsExtensionSupported("GLX_SGIX_fbconfig")) {
+ __GLXFBConfig *be_FBConfig = glxLookupBackEndFBConfig( pFBConfig->id, s );
+ xGLXCreateGLXPixmapWithConfigSGIXReq *ext_req;
+ xGLXVendorPrivateReq *vpreq;
+
+ LockDisplay(dpy);
+ pGlxPixmap->be_xids[s] = XAllocID(dpy);
+ GetReqExtra(GLXVendorPrivate,
+ sz_xGLXCreateGLXPixmapWithConfigSGIXReq-sz_xGLXVendorPrivateReq,
+ vpreq);
+ ext_req = (xGLXCreateGLXPixmapWithConfigSGIXReq *)vpreq;
+ ext_req->reqType = dmxScreen->glxMajorOpcode;
+ ext_req->glxCode = X_GLXVendorPrivate;
+ ext_req->vendorCode = X_GLXvop_CreateGLXPixmapWithConfigSGIX;
+ ext_req->screen = DefaultScreen(dpy);
+ ext_req->fbconfig = be_FBConfig->id;
+ ext_req->pixmap = (unsigned int)be_pixmap;
+ ext_req->glxpixmap = (unsigned int)pGlxPixmap->be_xids[s];
+ UnlockDisplay(dpy);
+ SyncHandle();
+ }
+ else if (pGlxVisual) {
+ LockDisplay(dpy);
+ pGlxPixmap->be_xids[s] = XAllocID(dpy);
+ GetReq(GLXCreateGLXPixmap,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXCreateGLXPixmap;
+ be_req->screen = DefaultScreen(dpy);
+ be_req->visual = (unsigned int)glxMatchGLXVisualInConfigList(
+ pGlxVisual,
+ dmxScreen->glxVisuals,
+ dmxScreen->numGlxVisuals );
+ be_req->pixmap = (unsigned int)be_pixmap;
+ be_req->glxpixmap = (unsigned int)pGlxPixmap->be_xids[s];
+ UnlockDisplay(dpy);
+ SyncHandle();
+ }
+ else {
+ client->errorValue = ( visual ? visual : fbconfigId );
+ free( pGlxPixmap );
+ return BadValue;
+ }
+
+ XFlush( dpy );
+ }
+
+ if (!(AddResource(glxpixmapId, __glXPixmapRes, pGlxPixmap))) {
+ free( pGlxPixmap );
+ return BadAlloc;
+ }
+
+ return Success;
+}
+
+int __glXCreateGLXPixmap(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXCreateGLXPixmapReq *req = (xGLXCreateGLXPixmapReq *) pc;
+
+ return( CreateGLXPixmap(cl, req->visual, None,
+ req->screen, req->pixmap, req->glxpixmap) );
+}
+
+int __glXCreatePixmap(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXCreatePixmapReq *req = (xGLXCreatePixmapReq *) pc;
+
+ return( CreateGLXPixmap(cl, None, req->fbconfig,
+ req->screen, req->pixmap, req->glxpixmap) );
+}
+
+int __glXDestroyGLXPixmap(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXDestroyGLXPixmapReq *req = (xGLXDestroyGLXPixmapReq *) pc;
+ XID glxpixmap = req->glxpixmap;
+ __GLXpixmap *pGlxPixmap;
+ int s;
+ int from_screen, to_screen;
+
+ /*
+ ** Check if it's a valid GLX pixmap.
+ */
+ dixLookupResourceByType((pointer*) &pGlxPixmap, glxpixmap,
+ __glXPixmapRes, NullClient, DixUnknownAccess);
+ if (!pGlxPixmap) {
+ client->errorValue = glxpixmap;
+ return __glXBadPixmap;
+ }
+ FreeResource(glxpixmap, FALSE);
+
+ /*
+ * destroy the pixmap on the back-end server(s).
+ */
+ from_screen = to_screen = pGlxPixmap->pDraw->pScreen->myNum;
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+ for (s=from_screen; s<=to_screen; s++) {
+ DMXScreenInfo *dmxScreen = &dmxScreens[s];
+ Display *dpy = GetBackEndDisplay(cl,s);
+
+ /* make sure pixmap exist in back-end */
+ dmxSync( dmxScreen, 1 );
+
+ LockDisplay(dpy);
+ GetReq(GLXDestroyGLXPixmap,req);
+ req->reqType = dmxScreen->glxMajorOpcode;
+ req->glxCode = X_GLXDestroyGLXPixmap;
+ req->glxpixmap = (unsigned int)pGlxPixmap->be_xids[s];
+ UnlockDisplay(dpy);
+ SyncHandle();
+ }
+
+
+ return Success;
+}
+
+/*****************************************************************************/
+
+/*
+** NOTE: There is no portable implementation for swap buffers as of
+** this time that is of value. Consequently, this code must be
+** implemented by somebody other than SGI.
+*/
+int __glXDoSwapBuffers(__GLXclientState *cl, XID drawId, GLXContextTag tag)
+{
+ ClientPtr client = cl->client;
+ DrawablePtr pDraw;
+ xGLXSwapBuffersReq *be_req;
+ WindowPtr pWin = NULL;
+ __GLXpixmap *pGlxPixmap = NULL;
+ __GLXcontext *glxc = NULL;
+#ifdef PANORAMIX
+ PanoramiXRes *pXinDraw = NULL;
+#endif
+ __glXWindow *pGlxWindow = NULL;
+ int from_screen = 0;
+ int to_screen = 0;
+ int s, rc;
+
+ /*
+ ** Check that the GLX drawable is valid.
+ */
+ rc = dixLookupDrawable(&pDraw, drawId, client, 0, DixWriteAccess);
+ if (rc == Success) {
+ from_screen = to_screen = pDraw->pScreen->myNum;
+
+ if (pDraw->type == DRAWABLE_WINDOW) {
+ /*
+ ** Drawable is an X window.
+ */
+ pWin = (WindowPtr)pDraw;
+ } else {
+ /*
+ ** Drawable is an X pixmap, which is not allowed.
+ */
+ client->errorValue = drawId;
+ return __glXBadDrawable;
+ }
+ }
+
+ if (!pDraw) {
+ dixLookupResourceByType((pointer*) &pGlxPixmap, drawId,
+ __glXPixmapRes, NullClient, DixUnknownAccess);
+ if (pGlxPixmap) {
+ /*
+ ** Drawable is a GLX pixmap.
+ */
+ pDraw = pGlxPixmap->pDraw;
+ from_screen = to_screen = pGlxPixmap->pScreen->myNum;
+ }
+ }
+
+ if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
+ dixLookupResourceByType((pointer*) &pGlxWindow, drawId,
+ __glXWindowRes, NullClient, DixUnknownAccess);
+ if (pGlxWindow) {
+ /*
+ ** Drawable is a GLXWindow.
+ */
+ pDraw = pGlxWindow->pDraw;
+ from_screen = to_screen = pGlxWindow->pScreen->myNum;
+ }
+ }
+
+ if (!pDraw) {
+ /*
+ ** Drawable is neither a X window nor a GLX pixmap.
+ */
+ client->errorValue = drawId;
+ return __glXBadDrawable;
+ }
+
+ if (tag) {
+ glxc = __glXLookupContextByTag(cl, tag);
+ if (!glxc) {
+ return __glXBadContextTag;
+ }
+ }
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ dixLookupResourceByClass((pointer*) &pXinDraw,
+ pDraw->id, XRC_DRAWABLE,
+ client, DixReadAccess);
+ }
+#endif
+
+ /* If requested, send a glFinish to all back-end servers before swapping. */
+ if (dmxGLXFinishSwap) {
+ for (s=from_screen; s<=to_screen; s++) {
+ Display *dpy = GetBackEndDisplay(cl,s);
+ DMXScreenInfo *dmxScreen = &dmxScreens[s];
+ xGLXSingleReq *finishReq;
+ xGLXSingleReply reply;
+
+#define X_GLXSingle 0 /* needed by GetReq below */
+
+ LockDisplay(dpy);
+ GetReq(GLXSingle,finishReq);
+ finishReq->reqType = dmxScreen->glxMajorOpcode;
+ finishReq->glxCode = X_GLsop_Finish;
+ finishReq->contextTag = (tag ? GetCurrentBackEndTag(cl,tag,s) : 0);
+ (void) _XReply(dpy, (xReply*) &reply, 0, False);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ }
+ }
+
+ /* If requested, send an XSync to all back-end servers before swapping. */
+ if (dmxGLXSyncSwap) {
+ for (s=from_screen; s<=to_screen; s++)
+ XSync(GetBackEndDisplay(cl,s), False);
+ }
+
+
+ /* send the SwapBuffers request to all back-end servers */
+
+ for (s=from_screen; s<=to_screen; s++) {
+ DMXScreenInfo *dmxScreen = &dmxScreens[s];
+ Display *dpy = GetBackEndDisplay(cl,s);
+ unsigned int be_draw = 0;
+
+ if (pGlxPixmap) {
+ be_draw = (unsigned int)pGlxPixmap->be_xids[s];
+ }
+#ifdef PANORAMIX
+ else if (pXinDraw) {
+ dixLookupWindow(&pWin, pXinDraw->info[s].id, client, DixReadAccess);
+ }
+#endif
+ else if (pGlxWindow) {
+ pWin = (WindowPtr)pGlxWindow->pDraw;
+ }
+
+ if (pWin && !be_draw) {
+ be_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
+ if (!be_draw) {
+ /* it might be that the window did not created yet on the */
+ /* back-end server (lazy window creation option), force */
+ /* creation of the window */
+ dmxCreateAndRealizeWindow( pWin, TRUE );
+ be_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
+ }
+ }
+
+ dmxSync( dmxScreen, 1 );
+
+ LockDisplay(dpy);
+ GetReq(GLXSwapBuffers,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXSwapBuffers;
+ be_req->drawable = be_draw;
+ be_req->contextTag = ( tag ? GetCurrentBackEndTag(cl,tag,s) : 0 );
+ UnlockDisplay(dpy);
+ SyncHandle();
+ XFlush(dpy);
+ }
+
+ return Success;
+}
+
+int __glXSwapBuffers(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ DrawablePtr pDraw;
+ xGLXSwapBuffersReq *req = (xGLXSwapBuffersReq *) pc;
+ GLXContextTag tag = req->contextTag;
+ XID drawId = req->drawable;
+ __GLXpixmap *pGlxPixmap = NULL;
+ __GLXcontext *glxc = NULL;
+ __glXWindow *pGlxWindow = NULL;
+ int rc;
+
+ /*
+ ** Check that the GLX drawable is valid.
+ */
+ rc = dixLookupDrawable(&pDraw, drawId, client, 0, DixWriteAccess);
+ if (rc == Success) {
+ if (pDraw->type != DRAWABLE_WINDOW) {
+ /*
+ ** Drawable is an X pixmap, which is not allowed.
+ */
+ client->errorValue = drawId;
+ return __glXBadDrawable;
+ }
+ }
+
+ if (!pDraw) {
+ dixLookupResourceByType((pointer*) &pGlxPixmap, drawId,
+ __glXPixmapRes, NullClient, DixUnknownAccess);
+ if (pGlxPixmap) {
+ /*
+ ** Drawable is a GLX pixmap.
+ */
+ pDraw = pGlxPixmap->pDraw;
+ }
+ }
+
+ if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
+ dixLookupResourceByType((pointer*) &pGlxWindow, drawId,
+ __glXWindowRes, NullClient, DixUnknownAccess);
+ if (pGlxWindow) {
+ /*
+ ** Drawable is a GLXWindow.
+ */
+ pDraw = pGlxWindow->pDraw;
+ }
+ }
+
+ if (!pDraw) {
+ /*
+ ** Drawable is neither a X window nor a GLX pixmap.
+ */
+ client->errorValue = drawId;
+ return __glXBadDrawable;
+ }
+
+ if (tag) {
+ glxc = __glXLookupContextByTag(cl, tag);
+ if (!glxc) {
+ return __glXBadContextTag;
+ }
+ }
+
+ if (pDraw &&
+ pDraw->type == DRAWABLE_WINDOW &&
+ DMX_GET_WINDOW_PRIV((WindowPtr)pDraw)->swapGroup) {
+ return SGSwapBuffers(cl, drawId, tag, pDraw);
+ }
+
+ return __glXDoSwapBuffers(cl, drawId, tag);
+}
+
+
+/************************************************************************/
+
+/*
+** Render and Renderlarge are not in the GLX API. They are used by the GLX
+** client library to send batches of GL rendering commands.
+*/
+
+/*
+** Execute all the drawing commands in a request.
+*/
+int __glXRender(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXRenderReq *req;
+ xGLXRenderReq *be_req;
+ int size;
+ __GLXcontext *glxc;
+ int from_screen = 0;
+ int to_screen = 0;
+ int s;
+
+ /*
+ ** NOTE: much of this code also appears in the byteswapping version of this
+ ** routine, __glXSwapRender(). Any changes made here should also be
+ ** duplicated there.
+ */
+
+ req = (xGLXRenderReq *) pc;
+
+ glxc = __glXLookupContextByTag(cl, req->contextTag);
+ if (!glxc) {
+ return 0;
+ }
+ from_screen = to_screen = glxc->pScreen->myNum;
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+ pc += sz_xGLXRenderReq;
+ size = (req->length << 2) - sz_xGLXRenderReq;
+
+ /*
+ * just forward the request to back-end server(s)
+ */
+ for (s=from_screen; s<=to_screen; s++) {
+ DMXScreenInfo *dmxScreen = &dmxScreens[s];
+ Display *dpy = GetBackEndDisplay(cl,s);
+
+ LockDisplay(dpy);
+ GetReq(GLXRender,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXRender;
+ be_req->length = req->length;
+ be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,s);
+ _XSend(dpy, (const char *)pc, size);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ }
+
+ return Success;
+}
+
+/*
+** Execute a large rendering request (one that spans multiple X requests).
+*/
+int __glXRenderLarge(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXRenderLargeReq *req;
+ xGLXRenderLargeReq *be_req;
+ __GLXcontext *glxc;
+ int from_screen = 0;
+ int to_screen = 0;
+ int s;
+
+ /*
+ ** NOTE: much of this code also appears in the byteswapping version of this
+ ** routine, __glXSwapRenderLarge(). Any changes made here should also be
+ ** duplicated there.
+ */
+
+ req = (xGLXRenderLargeReq *) pc;
+ glxc = __glXLookupContextByTag(cl, req->contextTag);
+ if (!glxc) {
+ return 0;
+ }
+ from_screen = to_screen = glxc->pScreen->myNum;
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+ pc += sz_xGLXRenderLargeReq;
+
+ /*
+ * just forward the request to back-end server(s)
+ */
+ for (s=from_screen; s<=to_screen; s++) {
+ DMXScreenInfo *dmxScreen = &dmxScreens[s];
+ Display *dpy = GetBackEndDisplay(cl,s);
+
+ GetReq(GLXRenderLarge,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXRenderLarge;
+ be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,s);
+ be_req->length = req->length;
+ be_req->requestNumber = req->requestNumber;
+ be_req->requestTotal = req->requestTotal;
+ be_req->dataBytes = req->dataBytes;
+ Data(dpy, (const char *)pc, req->dataBytes);
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ }
+
+ return Success;
+}
+
+
+/************************************************************************/
+
+int __glXVendorPrivate(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXVendorPrivateReq *req;
+
+ req = (xGLXVendorPrivateReq *) pc;
+
+ switch( req->vendorCode ) {
+
+ case X_GLvop_DeleteTexturesEXT:
+ return __glXVForwardSingleReq( cl, pc );
+ break;
+
+ case X_GLXvop_SwapIntervalSGI:
+ if (glxIsExtensionSupported("SGI_swap_control")) {
+ return __glXVForwardSingleReq( cl, pc );
+ }
+ else {
+ return Success;
+ }
+ break;
+
+#if 0 /* glx 1.3 */
+ case X_GLXvop_CreateGLXVideoSourceSGIX:
+ break;
+ case X_GLXvop_DestroyGLXVideoSourceSGIX:
+ break;
+ case X_GLXvop_CreateGLXPixmapWithConfigSGIX:
+ break;
+ case X_GLXvop_DestroyGLXPbufferSGIX:
+ break;
+ case X_GLXvop_ChangeDrawableAttributesSGIX:
+ break;
+#endif
+
+ case X_GLXvop_BindSwapBarrierSGIX:
+ return __glXBindSwapBarrierSGIX( cl, pc );
+ break;
+
+ case X_GLXvop_JoinSwapGroupSGIX:
+ return __glXJoinSwapGroupSGIX( cl, pc );
+ break;
+
+ case X_GLXvop_CreateContextWithConfigSGIX:
+ return __glXCreateContextWithConfigSGIX( cl, pc );
+ break;
+
+ default:
+ /*
+ ** unsupported private request
+ */
+ cl->client->errorValue = req->vendorCode;
+ return __glXUnsupportedPrivateRequest;
+ }
+
+ cl->client->errorValue = req->vendorCode;
+ return __glXUnsupportedPrivateRequest;
+
+}
+
+int __glXVendorPrivateWithReply(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXVendorPrivateWithReplyReq *req;
+
+ req = (xGLXVendorPrivateWithReplyReq *) pc;
+
+ switch( req->vendorCode ) {
+
+ case X_GLvop_GetConvolutionFilterEXT:
+ case X_GLvop_GetConvolutionParameterfvEXT:
+ case X_GLvop_GetConvolutionParameterivEXT:
+ case X_GLvop_GetSeparableFilterEXT:
+ case X_GLvop_GetHistogramEXT:
+ case X_GLvop_GetHistogramParameterivEXT:
+ case X_GLvop_GetMinmaxEXT:
+ case X_GLvop_GetMinmaxParameterfvEXT:
+ case X_GLvop_GetMinmaxParameterivEXT:
+ case X_GLvop_AreTexturesResidentEXT:
+ case X_GLvop_IsTextureEXT:
+ return( __glXVForwardPipe0WithReply(cl, pc) );
+ break;
+
+ case X_GLvop_GenTexturesEXT:
+ return( __glXVForwardAllWithReply(cl, pc) );
+ break;
+
+
+#if 0 /* glx1.3 */
+ case X_GLvop_GetDetailTexFuncSGIS:
+ case X_GLvop_GetSharpenTexFuncSGIS:
+ case X_GLvop_GetColorTableSGI:
+ case X_GLvop_GetColorTableParameterfvSGI:
+ case X_GLvop_GetColorTableParameterivSGI:
+ case X_GLvop_GetTexFilterFuncSGIS:
+ case X_GLvop_GetInstrumentsSGIX:
+ case X_GLvop_InstrumentsBufferSGIX:
+ case X_GLvop_PollInstrumentsSGIX:
+ case X_GLvop_FlushRasterSGIX:
+ case X_GLXvop_CreateGLXPbufferSGIX:
+ case X_GLXvop_GetDrawableAttributesSGIX:
+ case X_GLXvop_QueryHyperpipeNetworkSGIX:
+ case X_GLXvop_QueryHyperpipeConfigSGIX:
+ case X_GLXvop_HyperpipeConfigSGIX:
+ case X_GLXvop_DestroyHyperpipeConfigSGIX:
+#endif
+ case X_GLXvop_QueryMaxSwapBarriersSGIX:
+ return( __glXQueryMaxSwapBarriersSGIX(cl, pc) );
+ break;
+
+ case X_GLXvop_GetFBConfigsSGIX:
+ return( __glXGetFBConfigsSGIX(cl, pc) );
+ break;
+
+ case X_GLXvop_MakeCurrentReadSGI:
+ return( __glXMakeCurrentReadSGI(cl, pc) );
+ break;
+
+ case X_GLXvop_QueryContextInfoEXT:
+ return( __glXQueryContextInfoEXT(cl,pc) );
+ break;
+
+ default:
+ /*
+ ** unsupported private request
+ */
+ cl->client->errorValue = req->vendorCode;
+ return __glXUnsupportedPrivateRequest;
+ }
+
+}
+
+int __glXQueryExtensionsString(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXQueryExtensionsStringReq *req = (xGLXQueryExtensionsStringReq *) pc;
+ xGLXQueryExtensionsStringReply reply;
+ GLint screen;
+ size_t length;
+ int len, numbytes;
+ char *be_buf;
+
+#ifdef FWD_QUERY_REQ
+ xGLXQueryExtensionsStringReq *be_req;
+ xGLXQueryExtensionsStringReply be_reply;
+ DMXScreenInfo *dmxScreen;
+ Display *dpy;
+ int slop;
+#endif
+
+ screen = req->screen;
+
+ /*
+ ** Check if screen exists.
+ */
+ if ((screen < 0) || (screen >= screenInfo.numScreens)) {
+ client->errorValue = screen;
+ return BadValue;
+ }
+
+#ifdef FWD_QUERY_REQ
+ dmxScreen = &dmxScreens[screen];
+
+ /* Send the glXQueryServerString request */
+ dpy = GetBackEndDisplay(cl,screen);
+ LockDisplay(dpy);
+ GetReq(GLXQueryExtensionsString,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXQueryServerString;
+ be_req->screen = DefaultScreen(dpy);
+ _XReply(dpy, (xReply*) &be_reply, 0, False);
+ len = (int)be_reply.length;
+ numbytes = (int)be_reply.n;
+ slop = numbytes * __GLX_SIZE_INT8 & 3;
+ be_buf = (char *)malloc(numbytes);
+ if (!be_buf) {
+ /* Throw data on the floor */
+ _XEatData(dpy, len);
+ } else {
+ _XRead(dpy, (char *)be_buf, numbytes);
+ if (slop) _XEatData(dpy,4-slop);
+ }
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+#else
+
+ be_buf = __glXGetServerString(GLX_EXTENSIONS);
+ numbytes = strlen(be_buf) + 1;
+ len = __GLX_PAD(numbytes) >> 2;
+
+#endif
+
+ length = len;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.length = len;
+ reply.n = numbytes;
+
+ if (client->swapped) {
+ glxSwapQueryExtensionsStringReply(client, &reply, be_buf);
+ } else {
+ WriteToClient(client, sz_xGLXQueryExtensionsStringReply,(char *)&reply);
+ WriteToClient(client, (int)(length << 2), (char *)be_buf);
+ }
+
+ return Success;
+}
+
+int __glXQueryServerString(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXQueryServerStringReq *req = (xGLXQueryServerStringReq *) pc;
+ xGLXQueryServerStringReply reply;
+ int name;
+ GLint screen;
+ size_t length;
+ int len, numbytes;
+ char *be_buf;
+#ifdef FWD_QUERY_REQ
+ xGLXQueryServerStringReq *be_req;
+ xGLXQueryServerStringReply be_reply;
+ DMXScreenInfo *dmxScreen;
+ Display *dpy;
+ int slop;
+#endif
+
+ name = req->name;
+ screen = req->screen;
+ /*
+ ** Check if screen exists.
+ */
+ if ((screen < 0) || (screen >= screenInfo.numScreens)) {
+ client->errorValue = screen;
+ return BadValue;
+ }
+
+#ifdef FWD_QUERY_REQ
+ dmxScreen = &dmxScreens[screen];
+
+ /* Send the glXQueryServerString request */
+ dpy = GetBackEndDisplay(cl,screen);
+ LockDisplay(dpy);
+ GetReq(GLXQueryServerString,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXQueryServerString;
+ be_req->screen = DefaultScreen(dpy);
+ be_req->name = name;
+ _XReply(dpy, (xReply*) &be_reply, 0, False);
+ len = (int)be_reply.length;
+ numbytes = (int)be_reply.n;
+ slop = numbytes * __GLX_SIZE_INT8 & 3;
+ be_buf = (char *)malloc(numbytes);
+ if (!be_buf) {
+ /* Throw data on the floor */
+ _XEatData(dpy, len);
+ } else {
+ _XRead(dpy, (char *)be_buf, numbytes);
+ if (slop) _XEatData(dpy,4-slop);
+ }
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+#else
+ be_buf = __glXGetServerString(name);
+ numbytes = strlen(be_buf) + 1;
+ len = __GLX_PAD(numbytes) >> 2;
+#endif
+
+ length = len;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.length = length;
+ reply.n = numbytes;
+
+ if (client->swapped) {
+ glxSwapQueryServerStringReply(client, &reply, be_buf);
+ } else {
+ WriteToClient(client, sz_xGLXQueryServerStringReply, (char *)&reply);
+ WriteToClient(client, (int)(length << 2), be_buf);
+ }
+
+ return Success;
+}
+
+int __glXClientInfo(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXClientInfoReq *req = (xGLXClientInfoReq *) pc;
+ xGLXClientInfoReq *be_req;
+ const char *buf;
+ int from_screen = 0;
+ int to_screen = 0;
+ int s;
+
+ cl->GLClientmajorVersion = req->major;
+ cl->GLClientminorVersion = req->minor;
+ free(cl->GLClientextensions);
+ buf = (const char *)(req+1);
+ cl->GLClientextensions = strdup(buf);
+
+ to_screen = screenInfo.numScreens - 1;
+
+ for (s=from_screen; s<=to_screen; s++)
+ {
+ DMXScreenInfo *dmxScreen = &dmxScreens[s];
+ Display *dpy = GetBackEndDisplay(cl,s);
+
+ LockDisplay(dpy);
+ GetReq(GLXClientInfo,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXClientInfo;
+ be_req->major = req->major;
+ be_req->minor = req->minor;
+ be_req->length = req->length;
+ be_req->numbytes = req->numbytes;
+ Data(dpy, buf, req->numbytes);
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ }
+
+ return Success;
+}
+
+int __glXUseXFont(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXUseXFontReq *req;
+ xGLXUseXFontReq *be_req;
+ FontPtr pFont;
+ __GLXcontext *glxc = NULL;
+ int from_screen = 0;
+ int to_screen = 0;
+ int s;
+ dmxFontPrivPtr pFontPriv;
+ DMXScreenInfo *dmxScreen;
+ Display *dpy;
+
+ req = (xGLXUseXFontReq *) pc;
+
+ if (req->contextTag != 0) {
+ glxc = __glXLookupContextByTag(cl, req->contextTag);
+ if (glxc) {
+ from_screen = to_screen = glxc->pScreen->myNum;
+ }
+ }
+
+ /*
+ ** Font can actually be either the ID of a font or the ID of a GC
+ ** containing a font.
+ */
+ dixLookupResourceByType((pointer*) &pFont, req->font, RT_FONT,
+ NullClient, DixUnknownAccess);
+ if (!pFont) {
+ GC *pGC;
+ dixLookupResourceByType((pointer*) &pGC, req->font,
+ RT_GC, NullClient,
+ DixUnknownAccess);
+ if (!pGC) {
+ client->errorValue = req->font;
+ return BadFont;
+ }
+ pFont = pGC->font;
+ }
+
+ pFontPriv = FontGetPrivate(pFont, dmxFontPrivateIndex);
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+
+ for (s=from_screen; s<=to_screen; s++) {
+ dmxScreen = &dmxScreens[s];
+ dpy = GetBackEndDisplay(cl,s);
+
+ dmxSync( dmxScreen, 1 );
+
+ LockDisplay(dpy);
+ GetReq(GLXUseXFont,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXUseXFont;
+ be_req->contextTag = (glxc ? GetCurrentBackEndTag(cl,req->contextTag,s) : 0);
+ be_req->font = pFontPriv->font[s]->fid;
+ be_req->first = req->first;
+ be_req->count = req->count;
+ be_req->listBase = req->listBase;
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ XSync( dpy, False );
+ }
+
+ return Success;
+}
+
+/*
+ * start GLX 1.3 here
+ */
+
+int __glXGetFBConfigs(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXGetFBConfigsReq *req = (xGLXGetFBConfigsReq *) pc;
+ xGLXGetFBConfigsReply reply;
+ __GLXFBConfig *pFBConfig;
+ CARD32 buf[2 * __GLX_TOTAL_FBCONFIG_PROPS];
+ int numAttribs = __GLX_TOTAL_FBCONFIG_PROPS;
+ unsigned int screen = req->screen;
+ int numFBConfigs, i, p;
+ __GLXscreenInfo *pGlxScreen;
+
+ if (screen >= screenInfo.numScreens) {
+ /* The client library must send a valid screen number. */
+ client->errorValue = screen;
+ return BadValue;
+ }
+
+ pGlxScreen = &__glXActiveScreens[screen];
+ numFBConfigs = __glXNumFBConfigs;
+
+ reply.numFBConfigs = numFBConfigs;
+ reply.numAttribs = numAttribs;
+ reply.length = (numFBConfigs * 2 * numAttribs * __GLX_SIZE_CARD32) >> 2;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+
+ if (client->swapped) {
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_SWAP_SHORT(&reply.sequenceNumber);
+ __GLX_SWAP_INT(&reply.length);
+ __GLX_SWAP_INT(&reply.numFBConfigs);
+ __GLX_SWAP_INT(&reply.numAttribs);
+ }
+ WriteToClient(client, sz_xGLXGetFBConfigsReply, (char *)&reply);
+
+ for (i=0; i < numFBConfigs; i++) {
+ int associatedVisualId = 0;
+ int drawableTypeIndex;
+ pFBConfig = __glXFBConfigs[ i * (screenInfo.numScreens+1) ];
+
+ p = 0;
+ /* core attributes */
+ buf[p++] = GLX_FBCONFIG_ID;
+ buf[p++] = pFBConfig->id;
+ buf[p++] = GLX_BUFFER_SIZE;
+ buf[p++] = pFBConfig->indexBits;
+ buf[p++] = GLX_LEVEL;
+ buf[p++] = pFBConfig->level;
+ buf[p++] = GLX_DOUBLEBUFFER;
+ buf[p++] = pFBConfig->doubleBufferMode;
+ buf[p++] = GLX_STEREO;
+ buf[p++] = pFBConfig->stereoMode;
+ buf[p++] = GLX_AUX_BUFFERS;
+ buf[p++] = pFBConfig->maxAuxBuffers;
+ buf[p++] = GLX_RED_SIZE;
+ buf[p++] = pFBConfig->redBits;
+ buf[p++] = GLX_GREEN_SIZE;
+ buf[p++] = pFBConfig->greenBits;
+ buf[p++] = GLX_BLUE_SIZE;
+ buf[p++] = pFBConfig->blueBits;
+ buf[p++] = GLX_ALPHA_SIZE;
+ buf[p++] = pFBConfig->alphaBits;
+ buf[p++] = GLX_DEPTH_SIZE;
+ buf[p++] = pFBConfig->depthBits;
+ buf[p++] = GLX_STENCIL_SIZE;
+ buf[p++] = pFBConfig->stencilBits;
+ buf[p++] = GLX_ACCUM_RED_SIZE;
+ buf[p++] = pFBConfig->accumRedBits;
+ buf[p++] = GLX_ACCUM_GREEN_SIZE;
+ buf[p++] = pFBConfig->accumGreenBits;
+ buf[p++] = GLX_ACCUM_BLUE_SIZE;
+ buf[p++] = pFBConfig->accumBlueBits;
+ buf[p++] = GLX_ACCUM_ALPHA_SIZE;
+ buf[p++] = pFBConfig->accumAlphaBits;
+ buf[p++] = GLX_RENDER_TYPE;
+ buf[p++] = pFBConfig->renderType;
+ buf[p++] = GLX_DRAWABLE_TYPE;
+ drawableTypeIndex = p;
+ buf[p++] = pFBConfig->drawableType;
+ buf[p++] = GLX_X_VISUAL_TYPE;
+ buf[p++] = pFBConfig->visualType;
+ buf[p++] = GLX_CONFIG_CAVEAT;
+ buf[p++] = pFBConfig->visualCaveat;
+ buf[p++] = GLX_TRANSPARENT_TYPE;
+ buf[p++] = pFBConfig->transparentType;
+ buf[p++] = GLX_TRANSPARENT_RED_VALUE;
+ buf[p++] = pFBConfig->transparentRed;
+ buf[p++] = GLX_TRANSPARENT_GREEN_VALUE;
+ buf[p++] = pFBConfig->transparentGreen;
+ buf[p++] = GLX_TRANSPARENT_BLUE_VALUE;
+ buf[p++] = pFBConfig->transparentBlue;
+ buf[p++] = GLX_TRANSPARENT_ALPHA_VALUE;
+ buf[p++] = pFBConfig->transparentAlpha;
+ buf[p++] = GLX_TRANSPARENT_INDEX_VALUE;
+ buf[p++] = pFBConfig->transparentIndex;
+ buf[p++] = GLX_MAX_PBUFFER_WIDTH;
+ buf[p++] = pFBConfig->maxPbufferWidth;
+ buf[p++] = GLX_MAX_PBUFFER_HEIGHT;
+ buf[p++] = pFBConfig->maxPbufferHeight;
+ buf[p++] = GLX_MAX_PBUFFER_PIXELS;
+ buf[p++] = pFBConfig->maxPbufferPixels;
+
+ /*
+ * find the visual of the back-end server and match a visual
+ * on the proxy.
+ * do only once - if a visual is not yet associated.
+ */
+ if (pFBConfig->associatedVisualId == (unsigned int)-1) {
+ DMXScreenInfo *dmxScreen = &dmxScreens[screen];
+ __GLXFBConfig *be_pFBConfig = __glXFBConfigs[ i * (screenInfo.numScreens+1)+screen+1 ];
+ __GLXvisualConfig *pGlxVisual = NULL;
+ int v;
+ int found = 0;
+ for (v=0; v<dmxScreen->numGlxVisuals; v++) {
+ if (dmxScreen->glxVisuals[v].vid == be_pFBConfig->associatedVisualId) {
+ pGlxVisual = &dmxScreen->glxVisuals[v];
+ break;
+ }
+ }
+
+ if (pGlxVisual) {
+ for (v=0; v<pGlxScreen->numVisuals; v++) {
+ if (glxVisualsMatch(&pGlxScreen->pGlxVisual[v], pGlxVisual)) {
+ associatedVisualId = pGlxScreen->pGlxVisual[v].vid;
+ found = 1;
+ break;
+ }
+ }
+ }
+
+ if (!found) {
+ associatedVisualId = 0;
+ pFBConfig->drawableType &= ~(GLX_WINDOW_BIT);
+ buf[drawableTypeIndex] = pFBConfig->drawableType;
+ }
+#ifdef PANORAMIX
+ else if (!noPanoramiXExtension) {
+ /* convert the associated visualId to the panoramix one */
+ pFBConfig->associatedVisualId =
+ PanoramiXTranslateVisualID(screen, v);
+ }
+#endif
+ }
+ else {
+ associatedVisualId = pFBConfig->associatedVisualId;
+ }
+
+ buf[p++] = GLX_VISUAL_ID;
+ buf[p++] = associatedVisualId;
+
+ /* SGIS_multisample attributes */
+ buf[p++] = GLX_SAMPLES_SGIS;
+ buf[p++] = pFBConfig->multiSampleSize;
+ buf[p++] = GLX_SAMPLE_BUFFERS_SGIS;
+ buf[p++] = pFBConfig->nMultiSampleBuffers;
+
+ /* SGIX_pbuffer specific attributes */
+ buf[p++] = GLX_OPTIMAL_PBUFFER_WIDTH_SGIX;
+ buf[p++] = pFBConfig->optimalPbufferWidth;
+ buf[p++] = GLX_OPTIMAL_PBUFFER_HEIGHT_SGIX;
+ buf[p++] = pFBConfig->optimalPbufferHeight;
+
+ buf[p++] = GLX_VISUAL_SELECT_GROUP_SGIX;
+ buf[p++] = pFBConfig->visualSelectGroup;
+
+ if (client->swapped) {
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+ __GLX_SWAP_INT_ARRAY((int *)buf, 2*numAttribs);
+ }
+ WriteToClient(client, 2*numAttribs * __GLX_SIZE_CARD32, (char *)buf);
+ }
+ return Success;
+}
+
+int __glXGetFBConfigsSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXGetFBConfigsSGIXReq *req = (xGLXGetFBConfigsSGIXReq *)pc;
+ xGLXGetFBConfigsReq new_req;
+
+ new_req.reqType = req->reqType;
+ new_req.glxCode = req->glxCode;
+ new_req.length = req->length;
+ new_req.screen = req->screen;
+
+ return( __glXGetFBConfigs( cl, (GLbyte *)&new_req ) );
+}
+
+
+int __glXCreateWindow(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXCreateWindowReq *req = (xGLXCreateWindowReq *) pc;
+ int screen = req->screen;
+ GLXFBConfigID fbconfigId = req->fbconfig;
+ XID windowId = req->window;
+ XID glxwindowId = req->glxwindow;
+ DrawablePtr pDraw;
+ ScreenPtr pScreen;
+ __glXWindow *pGlxWindow;
+ __GLXFBConfig *pGlxFBConfig = NULL;
+ VisualPtr pVisual;
+ VisualID visId;
+ int i, rc;
+ pointer val;
+
+ /*
+ ** Check if windowId is valid
+ */
+ rc = dixLookupDrawable(&pDraw, windowId, client, M_DRAWABLE_WINDOW,
+ DixAddAccess);
+ if (rc != Success)
+ return rc;
+
+ /*
+ ** Check if screen of window matches screen of fbconfig.
+ */
+ pScreen = pDraw->pScreen;
+ if (screen != pScreen->myNum) {
+ return BadMatch;
+ }
+
+ /*
+ ** Find the FBConfigRec for this fbconfigid.
+ */
+ if (!(pGlxFBConfig = glxLookupFBConfig(fbconfigId))) {
+ client->errorValue = fbconfigId;
+ return __glXBadFBConfig;
+ }
+ visId = pGlxFBConfig->associatedVisualId;
+
+ /*
+ ** Check if the fbconfig supports rendering to windows
+ */
+ if( !(pGlxFBConfig->drawableType & GLX_WINDOW_BIT) ) {
+ return BadMatch;
+ }
+
+ if (visId != None) {
+ /*
+ ** Check if the visual ID is valid for this screen.
+ */
+ pVisual = pScreen->visuals;
+ for (i = 0; i < pScreen->numVisuals; i++, pVisual++) {
+ if (pVisual->vid == visId) {
+ break;
+ }
+ }
+ if (i == pScreen->numVisuals) {
+ client->errorValue = visId;
+ return BadValue;
+ }
+
+ /*
+ ** Check if color buffer depth of fbconfig matches depth
+ ** of window.
+ */
+ if (pVisual->nplanes != pDraw->depth) {
+ return BadMatch;
+ }
+ } else
+ /*
+ ** The window was created with no visual that corresponds
+ ** to fbconfig
+ */
+ return BadMatch;
+
+ /*
+ ** Check if there is already a fbconfig associated with this window
+ */
+ if (Success == dixLookupResourceByType(&val,
+ glxwindowId, __glXWindowRes,
+ NullClient, DixUnknownAccess)) {
+ client->errorValue = glxwindowId;
+ return BadAlloc;
+ }
+
+ pGlxWindow = (__glXWindow *) malloc(sizeof(__glXWindow));
+ if (!pGlxWindow) {
+ return BadAlloc;
+ }
+
+ /*
+ ** Register this GLX window as a resource
+ */
+ if (!(AddResource(glxwindowId, __glXWindowRes, pGlxWindow))) {
+ return BadAlloc;
+ }
+
+ pGlxWindow->pDraw = pDraw;
+ pGlxWindow->type = GLX_GLXWINDOW_TYPE;
+ pGlxWindow->idExists = True;
+ pGlxWindow->refcnt = 0;
+ pGlxWindow->pGlxFBConfig = pGlxFBConfig;
+ pGlxWindow->pScreen = pScreen;
+
+ return Success;
+}
+
+int __glXDestroyWindow(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXDestroyWindowReq *req = (xGLXDestroyWindowReq *) pc;
+ XID glxwindow = req->glxwindow;
+ pointer val;
+
+ /*
+ ** Check if it's a valid GLX window.
+ */
+ if (Success != dixLookupResourceByType(&val,
+ glxwindow, __glXWindowRes,
+ NullClient, DixUnknownAccess)) {
+ client->errorValue = glxwindow;
+ return __glXBadDrawable;
+ }
+ /*
+ ** The glx window destructor will check whether it's current before
+ ** freeing anything.
+ */
+ FreeResource(glxwindow, RT_NONE);
+
+ return Success;
+}
+
+int __glXQueryContext(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ __GLXcontext *ctx;
+ xGLXQueryContextReq *req;
+ xGLXQueryContextReply reply;
+ int nProps;
+ int *sendBuf, *pSendBuf;
+ int nReplyBytes;
+
+ req = (xGLXQueryContextReq *)pc;
+ dixLookupResourceByType((pointer*) &ctx, req->context, __glXContextRes,
+ NullClient, DixUnknownAccess);
+ if (!ctx) {
+ client->errorValue = req->context;
+ return __glXBadContext;
+ }
+
+ nProps = 3;
+
+ reply.length = nProps << 1;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.n = nProps;
+
+ nReplyBytes = reply.length << 2;
+ sendBuf = (int *)malloc(nReplyBytes);
+ pSendBuf = sendBuf;
+ *pSendBuf++ = GLX_FBCONFIG_ID;
+ *pSendBuf++ = (int)(ctx->pFBConfig->id);
+ *pSendBuf++ = GLX_RENDER_TYPE;
+ *pSendBuf++ = (int)(ctx->pFBConfig->renderType);
+ *pSendBuf++ = GLX_SCREEN;
+ *pSendBuf++ = (int)(ctx->pScreen->myNum);
+
+ if (client->swapped) {
+ __glXSwapQueryContextReply(client, &reply, sendBuf);
+ } else {
+ WriteToClient(client, sz_xGLXQueryContextReply, (char *)&reply);
+ WriteToClient(client, nReplyBytes, (char *)sendBuf);
+ }
+ free((char *)sendBuf);
+
+ return Success;
+}
+
+int __glXQueryContextInfoEXT(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ __GLXcontext *ctx;
+ xGLXQueryContextInfoEXTReq *req;
+ xGLXQueryContextInfoEXTReply reply;
+ int nProps;
+ int *sendBuf, *pSendBuf;
+ int nReplyBytes;
+
+ req = (xGLXQueryContextInfoEXTReq *)pc;
+ dixLookupResourceByType((pointer*) &ctx,
+ req->context, __glXContextRes,
+ client, DixReadAccess);
+
+ if (!ctx) {
+ client->errorValue = req->context;
+ return __glXBadContext;
+ }
+
+ nProps = 4;
+
+ reply.length = nProps << 1;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.n = nProps;
+
+ nReplyBytes = reply.length << 2;
+ sendBuf = (int *)malloc(nReplyBytes);
+ pSendBuf = sendBuf;
+ *pSendBuf++ = GLX_SHARE_CONTEXT_EXT;
+ *pSendBuf++ = (int)(ctx->share_id);
+ *pSendBuf++ = GLX_VISUAL_ID_EXT;
+ *pSendBuf++ = (int)(ctx->pVisual ? ctx->pVisual->vid : 0);
+ *pSendBuf++ = GLX_SCREEN_EXT;
+ *pSendBuf++ = (int)(ctx->pScreen->myNum);
+ *pSendBuf++ = GLX_FBCONFIG_ID;
+ *pSendBuf++ = (int)(ctx->pFBConfig ? ctx->pFBConfig->id : 0);
+
+ if (client->swapped) {
+ __glXSwapQueryContextInfoEXTReply(client, &reply, sendBuf);
+ } else {
+ WriteToClient(client, sz_xGLXQueryContextInfoEXTReply, (char *)&reply);
+ WriteToClient(client, nReplyBytes, (char *)sendBuf);
+ }
+ free((char *)sendBuf);
+
+ return Success;
+}
+
+int __glXCreatePbuffer(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXCreatePbufferReq *req = (xGLXCreatePbufferReq *)pc;
+ xGLXCreatePbufferReq *be_req;
+ int screen = req->screen;
+ GLXFBConfigID fbconfigId = req->fbconfig;
+ GLXPbuffer pbuffer = req->pbuffer;
+ __glXPbuffer *pGlxPbuffer;
+ int numAttribs = req->numAttribs;
+ int *attr;
+ ScreenPtr pScreen;
+ __GLXFBConfig *pGlxFBConfig;
+ __GLXFBConfig *be_pGlxFBConfig;
+ XID be_xid;
+ Display *dpy;
+ DMXScreenInfo *dmxScreen;
+ int s;
+ int from_screen, to_screen;
+
+ /*
+ ** Look up screen and FBConfig.
+ */
+ if (screen >= screenInfo.numScreens) {
+ /* The client library must send a valid screen number. */
+ client->errorValue = screen;
+ return BadValue;
+ }
+ pScreen = screenInfo.screens[screen];
+
+ /*
+ ** Find the FBConfigRec for this fbconfigid.
+ */
+ if (!(pGlxFBConfig = glxLookupFBConfig(fbconfigId))) {
+ client->errorValue = fbconfigId;
+ return __glXBadFBConfig;
+ }
+
+ /*
+ ** Create the GLX part of the Pbuffer.
+ */
+ pGlxPbuffer = (__glXPbuffer *) malloc(sizeof(__glXPbuffer));
+ if (!pGlxPbuffer) {
+ return BadAlloc;
+ }
+
+ pGlxPbuffer->be_xids = (XID *) malloc( sizeof(XID) * screenInfo.numScreens );
+ if (!pGlxPbuffer->be_xids) {
+ free(pGlxPbuffer);
+ return BadAlloc;
+ }
+
+ /*
+ * Allocate an XID on the back-end server(s) and send him the request
+ */
+ from_screen = to_screen = screen;
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+ for (s=from_screen; s<=to_screen; s++) {
+ dpy = GetBackEndDisplay(cl,s);
+ be_xid = XAllocID(dpy);
+ dmxScreen = &dmxScreens[s];
+ be_pGlxFBConfig = glxLookupBackEndFBConfig( pGlxFBConfig->id, s );
+
+ attr = (int *)( req+1 );
+
+ LockDisplay(dpy);
+ GetReqExtra(GLXCreatePbuffer, 2 * numAttribs * __GLX_SIZE_CARD32, be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXCreatePbuffer;
+ be_req->screen = be_pGlxFBConfig->screen;
+ be_req->fbconfig = be_pGlxFBConfig->id;
+ be_req->pbuffer = be_xid;
+ be_req->numAttribs = numAttribs;
+
+ /* Send attributes */
+ if ( attr != NULL ) {
+ CARD32 *pc = (CARD32 *)(be_req + 1);
+
+ while (numAttribs-- > 0) {
+ *pc++ = *attr++; /* token */
+ *pc++ = *attr++; /* value */
+ }
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ pGlxPbuffer->be_xids[s] = be_xid;
+ }
+
+
+ pGlxPbuffer->idExists = True;
+ pGlxPbuffer->refcnt = 0;
+ pGlxPbuffer->pFBConfig = pGlxFBConfig;
+ pGlxPbuffer->pScreen = pScreen;
+
+ /*
+ ** Register the resource.
+ */
+ if (!(AddResource(pbuffer, __glXPbufferRes, pGlxPbuffer))) {
+ return BadAlloc;
+ }
+
+ return Success;
+
+}
+
+int __glXDestroyPbuffer(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXDestroyPbufferReq *req = (xGLXDestroyPbufferReq *) pc;
+ xGLXDestroyPbufferReq *be_req;
+ GLXPbuffer pbuffer = req->pbuffer;
+ Display *dpy;
+ int screen;
+ DMXScreenInfo *dmxScreen;
+ __glXPbuffer *pGlxPbuffer;
+ int s;
+ int from_screen, to_screen;
+
+ /*
+ ** Check if it's a valid Pbuffer
+ */
+ dixLookupResourceByType((pointer*) &pGlxPbuffer, pbuffer,
+ __glXPbufferRes, NullClient, DixUnknownAccess);
+ if (!pGlxPbuffer) {
+ client->errorValue = pbuffer;
+ return __glXBadPbuffer;
+ }
+
+ screen = pGlxPbuffer->pScreen->myNum;
+
+ from_screen = to_screen = screen;
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+ for (s=from_screen; s<=to_screen; s++) {
+ dpy = GetBackEndDisplay(cl,s);
+ dmxScreen = &dmxScreens[s];
+
+ /* send the destroy request to the back-end server */
+ LockDisplay(dpy);
+ GetReq(GLXDestroyPbuffer, be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXDestroyPbuffer;
+ be_req->pbuffer = pGlxPbuffer->be_xids[s];
+ UnlockDisplay(dpy);
+ SyncHandle();
+ }
+
+ FreeResource(pbuffer, RT_NONE);
+
+ return Success;
+}
+
+int __glXGetDrawableAttributes(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXGetDrawableAttributesReq *req = (xGLXGetDrawableAttributesReq *)pc;
+ xGLXGetDrawableAttributesReq *be_req;
+ xGLXGetDrawableAttributesReply reply;
+ ClientPtr client = cl->client;
+ GLXDrawable drawId = req->drawable;
+ GLXDrawable be_drawable = 0;
+ DrawablePtr pDraw = NULL;
+ Display *dpy;
+ int screen, rc;
+ DMXScreenInfo *dmxScreen;
+ CARD32 *attribs = NULL;
+ int attribs_size = 0;
+#ifdef PANORAMIX
+ PanoramiXRes *pXinDraw = NULL;
+#endif
+
+ if (drawId != None) {
+ rc = dixLookupDrawable(&pDraw, drawId, client, 0, DixGetAttrAccess);
+ if (rc == Success && pDraw->type == DRAWABLE_WINDOW) {
+ WindowPtr pWin = (WindowPtr)pDraw;
+ be_drawable = 0;
+ screen = pWin->drawable.pScreen->myNum;
+ } else {
+ /*
+ ** Drawable is not a Window , GLXWindow or a GLXPixmap.
+ */
+ client->errorValue = drawId;
+ return __glXBadDrawable;
+ }
+
+ if (!pDraw) {
+ __GLXpixmap *pGlxPixmap;
+ dixLookupResourceByType((pointer*) &pGlxPixmap,
+ drawId, __glXPixmapRes,
+ NullClient, DixUnknownAccess);
+ if (pGlxPixmap) {
+ pDraw = pGlxPixmap->pDraw;
+ screen = pGlxPixmap->pScreen->myNum;
+ be_drawable = pGlxPixmap->be_xids[screen];
+ }
+ }
+
+ if (!pDraw) {
+ __glXWindow *pGlxWindow;
+ dixLookupResourceByType((pointer*) &pGlxWindow,
+ drawId, __glXWindowRes,
+ NullClient, DixUnknownAccess);
+ if (pGlxWindow) {
+ pDraw = pGlxWindow->pDraw;
+ screen = pGlxWindow->pScreen->myNum;
+ be_drawable = 0;
+ }
+ }
+
+ if (!pDraw) {
+ __glXPbuffer *pGlxPbuffer;
+ dixLookupResourceByType((pointer*) &pGlxPbuffer,
+ drawId, __glXPbufferRes,
+ NullClient, DixUnknownAccess);
+ if (pGlxPbuffer) {
+ pDraw = (DrawablePtr)pGlxPbuffer;
+ screen = pGlxPbuffer->pScreen->myNum;
+ be_drawable = pGlxPbuffer->be_xids[screen];
+ }
+ }
+ }
+
+ if (!pDraw) {
+ /*
+ ** Drawable is not a Window , GLXWindow or a GLXPixmap.
+ */
+ client->errorValue = drawId;
+ return __glXBadDrawable;
+ }
+
+ /* if the drawable is a window or GLXWindow -
+ * we need to find the base id on the back-end server
+ */
+ if (!be_drawable) {
+ WindowPtr pWin = (WindowPtr)pDraw;
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ if (Success != dixLookupResourceByClass((pointer*) &pXinDraw,
+ pDraw->id, XRC_DRAWABLE,
+ client, DixReadAccess)) {
+ client->errorValue = drawId;
+ return __glXBadDrawable;
+ }
+
+ dixLookupWindow(&pWin, pXinDraw->info[screen].id, client,
+ DixReadAccess);
+ }
+#endif
+
+ if (pWin) {
+ be_drawable = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
+ if (!be_drawable) {
+ /* it might be that the window did not created yet on the */
+ /* back-end server (lazy window creation option), force */
+ /* creation of the window */
+ dmxCreateAndRealizeWindow( pWin, TRUE );
+ be_drawable = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
+ }
+ }
+ else {
+ client->errorValue = drawId;
+ return __glXBadDrawable;
+ }
+ }
+
+
+ /* send the request to the back-end server */
+ dpy = GetBackEndDisplay(cl,screen);
+ dmxScreen = &dmxScreens[screen];
+
+ /* make sure drawable exists on back-end */
+ dmxSync( dmxScreen, 1 );
+
+ LockDisplay(dpy);
+ GetReq(GLXGetDrawableAttributes, be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXGetDrawableAttributes;
+ be_req->drawable = be_drawable;
+ be_req->length = req->length;
+ if (!_XReply(dpy, (xReply *) &reply, 0, False)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return( BE_TO_CLIENT_ERROR(dmxLastErrorEvent.error_code) );
+ }
+
+ if (reply.numAttribs) {
+ attribs_size = 2 * reply.numAttribs * __GLX_SIZE_CARD32;
+ attribs = (CARD32 *) malloc(attribs_size);
+ if (attribs == NULL) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return BadAlloc;
+ }
+
+ _XRead(dpy, (char *) attribs, attribs_size);
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+
+ /* send the reply back to the client */
+ reply.sequenceNumber = client->sequence;
+ if (client->swapped) {
+ __glXSwapGetDrawableAttributesReply(client, &reply, (int *)attribs);
+ }
+ else {
+ WriteToClient(client, sz_xGLXGetDrawableAttributesReply, (char *)&reply);
+ WriteToClient(client, attribs_size, (char *)attribs);
+ }
+
+ free(attribs);
+
+ return Success;
+}
+
+int __glXChangeDrawableAttributes(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXChangeDrawableAttributesReq *req = (xGLXChangeDrawableAttributesReq *)pc;
+ xGLXChangeDrawableAttributesReq *be_req;
+ ClientPtr client = cl->client;
+ GLXDrawable drawId = req->drawable;
+ GLXDrawable be_drawable = 0;
+ DrawablePtr pDraw = NULL;
+ Display *dpy;
+ int screen, rc;
+ DMXScreenInfo *dmxScreen;
+
+ if (drawId != None) {
+ rc = dixLookupDrawable(&pDraw, drawId, client, 0, DixSetAttrAccess);
+ if (rc == Success && pDraw->type == DRAWABLE_WINDOW) {
+ be_drawable = 0;
+ screen = pDraw->pScreen->myNum;
+ } else {
+ /*
+ ** Drawable is not a Window , GLXWindow or a GLXPixmap.
+ */
+ client->errorValue = drawId;
+ return __glXBadDrawable;
+ }
+
+ if (!pDraw) {
+ __GLXpixmap *pGlxPixmap;
+ dixLookupResourceByType((pointer*) &pGlxPixmap,
+ drawId, __glXPixmapRes,
+ NullClient, DixUnknownAccess);
+ if (pGlxPixmap) {
+ pDraw = pGlxPixmap->pDraw;
+ screen = pGlxPixmap->pScreen->myNum;
+ be_drawable = pGlxPixmap->be_xids[screen];
+ }
+ }
+
+ if (!pDraw) {
+ __glXWindow *pGlxWindow;
+ dixLookupResourceByType((pointer*) &pGlxWindow,
+ drawId, __glXWindowRes,
+ NullClient, DixUnknownAccess);
+ if (pGlxWindow) {
+ pDraw = pGlxWindow->pDraw;
+ screen = pGlxWindow->pScreen->myNum;
+ be_drawable = 0;
+ }
+ }
+
+ if (!pDraw) {
+ __glXPbuffer *pGlxPbuffer;
+ dixLookupResourceByType((pointer*) &pGlxPbuffer,
+ drawId, __glXPbufferRes,
+ NullClient, DixUnknownAccess);
+ if (pGlxPbuffer) {
+ pDraw = (DrawablePtr)pGlxPbuffer;
+ screen = pGlxPbuffer->pScreen->myNum;
+ be_drawable = pGlxPbuffer->be_xids[screen];
+ }
+ }
+ }
+
+ if (!pDraw) {
+ /*
+ ** Drawable is not a Window , GLXWindow or a GLXPixmap.
+ */
+ client->errorValue = drawId;
+ return __glXBadDrawable;
+ }
+
+ /* if the drawable is a window or GLXWindow -
+ * we need to find the base id on the back-end server
+ */
+ if (!be_drawable) {
+ WindowPtr pWin = (WindowPtr)pDraw;
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ PanoramiXRes *pXinDraw;
+ if (Success != dixLookupResourceByClass((pointer*) &pXinDraw,
+ pDraw->id, XRC_DRAWABLE,
+ client, DixReadAccess)) {
+ client->errorValue = drawId;
+ return __glXBadDrawable;
+ }
+
+ dixLookupWindow(&pWin, pXinDraw->info[screen].id, client,
+ DixReadAccess);
+ }
+#endif
+
+ if (pWin) {
+ be_drawable = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
+ if (!be_drawable) {
+ /* it might be that the window did not created yet on the */
+ /* back-end server (lazy window creation option), force */
+ /* creation of the window */
+ dmxCreateAndRealizeWindow( pWin, TRUE );
+ be_drawable = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
+ }
+ }
+ else {
+ client->errorValue = drawId;
+ return __glXBadDrawable;
+ }
+ }
+
+
+ /* send the request to the back-end server */
+ dpy = GetBackEndDisplay(cl,screen);
+ dmxScreen = &dmxScreens[screen];
+
+ /* make sure drawable exists on back-end */
+ dmxSync( dmxScreen, 1 );
+
+ LockDisplay(dpy);
+ GetReqExtra(GLXChangeDrawableAttributes,
+ 2 * req->numAttribs * __GLX_SIZE_CARD32, be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLXChangeDrawableAttributes;
+ be_req->drawable = be_drawable;
+ be_req->numAttribs = req->numAttribs;
+ be_req->length = req->length;
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ return Success;
+}
+
+int __glXSendLargeCommand(__GLXclientState *cl, GLXContextTag contextTag)
+{
+ ClientPtr client = cl->client;
+ xGLXRenderLargeReq *req;
+ GLint maxSize, amount;
+ GLint totalRequests, requestNumber;
+ GLint dataLen;
+ GLbyte *data;
+ __GLXcontext *glxc;
+ int s;
+ int from_screen, to_screen;
+
+ maxSize = cl->largeCmdMaxReqDataSize - (GLint)sizeof(xGLXRenderLargeReq);
+ dataLen = cl->largeCmdBytesTotal;
+ totalRequests = (dataLen / maxSize);
+ if (dataLen % maxSize) totalRequests++;
+
+ glxc = __glXLookupContextByTag(cl, contextTag);
+ if (!glxc) {
+ client->errorValue = contextTag;
+ return __glXBadContext;
+ }
+ from_screen = to_screen = glxc->pScreen->myNum;
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+ /*
+ ** Send enough requests until the whole array is sent.
+ */
+ requestNumber = 1;
+ data = cl->largeCmdBuf;
+ while (dataLen > 0) {
+ amount = dataLen;
+ if (amount > maxSize) {
+ amount = maxSize;
+ }
+
+ for (s=from_screen; s<=to_screen; s++) {
+
+ Display *dpy = GetBackEndDisplay(cl,s);
+ DMXScreenInfo *dmxScreen = &dmxScreens[s];
+
+ LockDisplay(dpy);
+ GetReq(GLXRenderLarge,req);
+ req->reqType = dmxScreen->glxMajorOpcode;
+ req->glxCode = X_GLXRenderLarge;
+ req->contextTag = GetCurrentBackEndTag(cl,contextTag,s);
+ req->length += (amount + 3) >> 2;
+ req->requestNumber = requestNumber++;
+ req->requestTotal = totalRequests;
+ req->dataBytes = amount;
+ Data(dpy, ((const char*)data), amount);
+ dataLen -= amount;
+ data = ((GLbyte *) data) + amount;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ }
+ }
+
+ return Success;
+}
diff --git a/xorg-server/hw/dmx/glxProxy/glxsingle.c b/xorg-server/hw/dmx/glxProxy/glxsingle.c
index 33cc612a7..834c7b8d9 100644
--- a/xorg-server/hw/dmx/glxProxy/glxsingle.c
+++ b/xorg-server/hw/dmx/glxProxy/glxsingle.c
@@ -1,1016 +1,1016 @@
-/* DO NOT EDIT - THIS FILE IS AUTOMATICALLY GENERATED */
-/*
- * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
- * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice including the dates of first publication and
- * either this permission notice or a reference to
- * http://oss.sgi.com/projects/FreeB/
- * shall be included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- * Except as contained in this notice, the name of Silicon Graphics, Inc.
- * shall not be used in advertising or otherwise to promote the sale, use or
- * other dealings in this Software without prior written authorization from
- * Silicon Graphics, Inc.
- */
-
-#ifdef HAVE_DMX_CONFIG_H
-#include <dmx-config.h>
-#endif
-
-#include "dmx.h"
-#include "dmxwindow.h"
-#include "dmxpixmap.h"
-#include "dmxfont.h"
-#include "dmxcb.h"
-
-#include "glxserver.h"
-#include "glxext.h"
-#include "g_disptab.h"
-/* #include "g_disptab_EXT.h" */
-#include "unpack.h"
-#include "glxutil.h"
-
-#include "GL/glxproto.h"
-
-#ifdef PANORAMIX
-#include "panoramiXsrv.h"
-#endif
-
-/*
- * GetReqSingle - this is the equivalent of GetReq macro
- * from Xlibint.h but it does not set the reqType field (the opcode).
- * this is because the GL single opcodes has different naming convension
- * the other X opcodes (ie. X_GLsop_GetFloatv).
- */
-#if (defined(__STDC__) && !defined(UNIXCPP)) || defined(ANSICPP)
-#define GetReqSingle(name, req) \
- WORD64ALIGN\
- if ((dpy->bufptr + SIZEOF(x##name##Req)) > dpy->bufmax)\
- _XFlush(dpy);\
- req = (x##name##Req *)(dpy->last_req = dpy->bufptr);\
- req->length = (SIZEOF(x##name##Req))>>2;\
- dpy->bufptr += SIZEOF(x##name##Req);\
- dpy->request++
-
-#else /* non-ANSI C uses empty comment instead of "##" for token concatenation */
-#define GetReqSingle(name, req) \
- WORD64ALIGN\
- if ((dpy->bufptr + SIZEOF(x/**/name/**/Req)) > dpy->bufmax)\
- _XFlush(dpy);\
- req = (x/**/name/**/Req *)(dpy->last_req = dpy->bufptr);\
- req->length = (SIZEOF(x/**/name/**/Req))>>2;\
- dpy->bufptr += SIZEOF(x/**/name/**/Req);\
- dpy->request++
-#endif
-
-#define X_GLXSingle 0 /* needed by GetReqExtra */
-
-extern Display *GetBackEndDisplay( __GLXclientState *cl, int s );
-extern int GetCurrentBackEndTag(__GLXclientState *cl, GLXContextTag tag, int s);
-
-static int swap_vec_element_size = 0;
-
-static void SendSwappedReply( ClientPtr client,
- xGLXSingleReply *reply,
- char *buf,
- int buf_size )
-{
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_SWAP_SHORT(&reply->sequenceNumber);
- __GLX_SWAP_INT(&reply->length);
- __GLX_SWAP_INT(&reply->retval);
- __GLX_SWAP_INT(&reply->size);
-
- if ( (buf_size == 0) && (swap_vec_element_size > 0) ) {
- /*
- * the reply has single component - need to swap pad3
- */
- if (swap_vec_element_size == 2) {
- __GLX_SWAP_SHORT(&reply->pad3);
- }
- else if (swap_vec_element_size == 4) {
- __GLX_SWAP_INT(&reply->pad3);
- __GLX_SWAP_INT(&reply->pad4); /* some requests use also pad4
- * i.e GetConvolutionFilter
- */
- }
- else if (swap_vec_element_size == 8) {
- __GLX_SWAP_DOUBLE(&reply->pad3);
- }
- }
- else if ( (buf_size > 0) && (swap_vec_element_size > 0) ) {
- /*
- * the reply has vector of elements which needs to be swapped
- */
- int vsize = buf_size / swap_vec_element_size;
- char *p = buf;
- int i;
-
- for (i=0; i<vsize; i++) {
- if (swap_vec_element_size == 2) {
- __GLX_SWAP_SHORT(p);
- }
- else if (swap_vec_element_size == 4) {
- __GLX_SWAP_INT(p);
- }
- else if (swap_vec_element_size == 8) {
- __GLX_SWAP_DOUBLE(p);
- }
-
- p += swap_vec_element_size;
- }
-
- /*
- * swap pad words as well - for case that some single reply uses
- * them as well
- */
- __GLX_SWAP_INT(&reply->pad3);
- __GLX_SWAP_INT(&reply->pad4);
- __GLX_SWAP_INT(&reply->pad5);
- __GLX_SWAP_INT(&reply->pad6);
-
- }
-
- WriteToClient(client, sizeof(xGLXSingleReply),(char *)reply);
- if (buf_size > 0)
- WriteToClient(client, buf_size, (char *)buf);
-
-}
-
-int __glXForwardSingleReq( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXSingleReq *req = (xGLXSingleReq *)pc;
- xGLXSingleReq *be_req;
- __GLXcontext *glxc;
- int from_screen = 0;
- int to_screen = 0;
- int buf_size;
- int s;
-
- glxc = __glXLookupContextByTag(cl, req->contextTag);
- if (!glxc) {
- return 0;
- }
- from_screen = to_screen = glxc->pScreen->myNum;
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
- pc += sz_xGLXSingleReq;
- buf_size = (req->length << 2) - sz_xGLXSingleReq;
-
- /*
- * just forward the request to back-end server(s)
- */
- for (s=from_screen; s<=to_screen; s++) {
- DMXScreenInfo *dmxScreen = &dmxScreens[s];
- Display *dpy = GetBackEndDisplay(cl,s);
-
- LockDisplay(dpy);
- GetReqSingle(GLXSingle,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = req->glxCode;
- be_req->length = req->length;
- be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,s);
- if (buf_size > 0)
- _XSend(dpy, (const char *)pc, buf_size);
- UnlockDisplay(dpy);
- SyncHandle();
-
- if (req->glxCode == X_GLsop_Flush) {
- XFlush(dpy);
- }
-
- }
-
- return Success;
-}
-
-int __glXForwardPipe0WithReply( __GLXclientState *cl, GLbyte *pc )
-{
- ClientPtr client = cl->client;
- xGLXSingleReq *req = (xGLXSingleReq *)pc;
- xGLXSingleReq *be_req;
- xGLXSingleReply reply;
- xGLXSingleReply be_reply;
- __GLXcontext *glxc;
- int buf_size;
- char *be_buf = NULL;
- int be_buf_size;
- DMXScreenInfo *dmxScreen;
- Display *dpy;
-
- glxc = __glXLookupContextByTag(cl, req->contextTag);
- if (!glxc) {
- return __glXBadContext;
- }
-
- pc += sz_xGLXSingleReq;
- buf_size = (req->length << 2) - sz_xGLXSingleReq;
-
- dmxScreen = &dmxScreens[glxc->pScreen->myNum];
- dpy = GetBackEndDisplay(cl, glxc->pScreen->myNum);
-
- /*
- * send the request to the first back-end server
- */
- LockDisplay(dpy);
- GetReqSingle(GLXSingle,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = req->glxCode;
- be_req->length = req->length;
- be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,glxc->pScreen->myNum);
- if (buf_size > 0)
- _XSend(dpy, (const char *)pc, buf_size);
-
- /*
- * get the reply from the back-end server
- */
- _XReply(dpy, (xReply*) &be_reply, 0, False);
- be_buf_size = be_reply.length << 2;
- if (be_buf_size > 0) {
- be_buf = (char *)malloc( be_buf_size );
- if (be_buf) {
- _XRead(dpy, be_buf, be_buf_size);
- }
- else {
- /* Throw data on the floor */
- _XEatData(dpy, be_buf_size);
- return BadAlloc;
- }
- }
-
- UnlockDisplay(dpy);
- SyncHandle();
-
- /*
- * send the reply to the client
- */
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
- reply.length = be_reply.length;
- reply.retval = be_reply.retval;
- reply.size = be_reply.size;
- reply.pad3 = be_reply.pad3;
- reply.pad4 = be_reply.pad4;
-
- if (client->swapped) {
- SendSwappedReply( client, &reply, be_buf, be_buf_size );
- }
- else {
- WriteToClient(client, sizeof(xGLXSingleReply),(char *)&reply);
- if (be_buf_size > 0)
- WriteToClient(client, be_buf_size, (char *)be_buf);
- }
-
- if (be_buf_size > 0) free(be_buf);
-
- return Success;
-}
-
-int __glXForwardAllWithReply( __GLXclientState *cl, GLbyte *pc )
-{
- ClientPtr client = cl->client;
- xGLXSingleReq *req = (xGLXSingleReq *)pc;
- xGLXSingleReq *be_req;
- xGLXSingleReply reply;
- xGLXSingleReply be_reply;
- __GLXcontext *glxc;
- int buf_size;
- char *be_buf = NULL;
- int be_buf_size = 0;
- int from_screen = 0;
- int to_screen = 0;
- int s;
-
- DMXScreenInfo *dmxScreen;
- Display *dpy;
-
- glxc = __glXLookupContextByTag(cl, req->contextTag);
- if (!glxc) {
- return 0;
- }
- from_screen = to_screen = glxc->pScreen->myNum;
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
- pc += sz_xGLXSingleReq;
- buf_size = (req->length << 2) - sz_xGLXSingleReq;
-
- /*
- * send the request to the first back-end server(s)
- */
- for (s=to_screen; s>=from_screen; s--) {
- dmxScreen = &dmxScreens[s];
- dpy = GetBackEndDisplay(cl,s);
-
- LockDisplay(dpy);
- GetReqSingle(GLXSingle,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = req->glxCode;
- be_req->length = req->length;
- be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,s);
- if (buf_size > 0)
- _XSend(dpy, (const char *)pc, buf_size);
-
- /*
- * get the reply from the back-end server
- */
- _XReply(dpy, (xReply*) &be_reply, 0, False);
- be_buf_size = be_reply.length << 2;
- if (be_buf_size > 0) {
- be_buf = (char *)malloc( be_buf_size );
- if (be_buf) {
- _XRead(dpy, be_buf, be_buf_size);
- }
- else {
- /* Throw data on the floor */
- _XEatData(dpy, be_buf_size);
- return BadAlloc;
- }
- }
-
- UnlockDisplay(dpy);
- SyncHandle();
-
- if (s > from_screen && be_buf_size > 0) {
- free(be_buf);
- }
- }
-
- /*
- * send the reply to the client
- */
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
- reply.length = be_reply.length;
- reply.retval = be_reply.retval;
- reply.size = be_reply.size;
- reply.pad3 = be_reply.pad3;
- reply.pad4 = be_reply.pad4;
-
- if (client->swapped) {
- SendSwappedReply( client, &reply, be_buf, be_buf_size );
- }
- else {
- WriteToClient(client, sizeof(xGLXSingleReply),(char *)&reply);
- if (be_buf_size > 0)
- WriteToClient(client, be_buf_size, (char *)be_buf);
- }
-
- if (be_buf_size > 0) free(be_buf);
-
- return Success;
-}
-
-int __glXForwardSingleReqSwap( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXSingleReq *req = (xGLXSingleReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 0;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXSingleReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXSingleReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
- return( __glXForwardSingleReq( cl, pc ) );
-}
-
-int __glXForwardPipe0WithReplySwap( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXSingleReq *req = (xGLXSingleReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 0;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXSingleReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXSingleReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
- return( __glXForwardPipe0WithReply( cl, pc ) );
-}
-
-int __glXForwardPipe0WithReplySwapsv( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXSingleReq *req = (xGLXSingleReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 2;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXSingleReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXSingleReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
-
- return( __glXForwardPipe0WithReply( cl, pc ) );
-}
-
-int __glXForwardPipe0WithReplySwapiv( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXSingleReq *req = (xGLXSingleReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 4;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXSingleReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXSingleReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
-
- return( __glXForwardPipe0WithReply( cl, pc ) );
-}
-
-int __glXForwardPipe0WithReplySwapdv( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXSingleReq *req = (xGLXSingleReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 8;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXSingleReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXSingleReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
-
- return( __glXForwardPipe0WithReply( cl, pc ) );
-}
-
-int __glXForwardAllWithReplySwap( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXSingleReq *req = (xGLXSingleReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 0;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXSingleReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXSingleReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
-
- return( __glXForwardAllWithReply( cl, pc ) );
-}
-
-int __glXForwardAllWithReplySwapsv( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXSingleReq *req = (xGLXSingleReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 2;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXSingleReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXSingleReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
-
- return( __glXForwardAllWithReply( cl, pc ) );
-}
-
-int __glXForwardAllWithReplySwapiv( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXSingleReq *req = (xGLXSingleReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 4;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXSingleReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXSingleReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
-
- return( __glXForwardAllWithReply( cl, pc ) );
-}
-
-int __glXForwardAllWithReplySwapdv( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXSingleReq *req = (xGLXSingleReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 8;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXSingleReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXSingleReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
-
- return( __glXForwardAllWithReply( cl, pc ) );
-}
-
-static GLint __glReadPixels_size(GLenum format, GLenum type, GLint w, GLint h,
- int *elementbits_return, int *rowbytes_return )
-{
- GLint elements, esize;
- GLint rowsize, padding;
-
- if (w < 0 || h < 0) {
- return -1;
- }
- switch (format) {
- case GL_COLOR_INDEX:
- case GL_STENCIL_INDEX:
- case GL_DEPTH_COMPONENT:
- elements = 1;
- break;
- case GL_RED:
- case GL_GREEN:
- case GL_BLUE:
- case GL_ALPHA:
- case GL_LUMINANCE:
- elements = 1;
- break;
- case GL_LUMINANCE_ALPHA:
- elements = 2;
- break;
- case GL_RGB:
- case GL_BGR:
- elements = 3;
- break;
- case GL_RGBA:
- case GL_BGRA:
- case GL_ABGR_EXT:
- elements = 4;
- break;
- default:
- return -1;
- }
- /*
- ** According to the GLX protocol, each row must be padded to a multiple of
- ** 4 bytes. 4 bytes also happens to be the default alignment in the pixel
- ** store modes of the GL.
- */
- switch (type) {
- case GL_BITMAP:
- if (format == GL_COLOR_INDEX || format == GL_STENCIL_INDEX) {
- rowsize = ((w * elements)+7)/8;
- padding = rowsize % 4;
- if (padding) {
- rowsize += 4 - padding;
- }
- if (elementbits_return) *elementbits_return = elements;
- if (rowbytes_return) *rowbytes_return = rowsize;
- return rowsize * h;
- } else {
- return -1;
- }
- case GL_BYTE:
- case GL_UNSIGNED_BYTE:
- esize = 1;
- break;
- case GL_UNSIGNED_BYTE_3_3_2:
- case GL_UNSIGNED_BYTE_2_3_3_REV:
- esize = 1;
- elements = 1;
- break;
- case GL_SHORT:
- case GL_UNSIGNED_SHORT:
- esize = 2;
- break;
- case GL_UNSIGNED_SHORT_5_6_5:
- case GL_UNSIGNED_SHORT_5_6_5_REV:
- case GL_UNSIGNED_SHORT_4_4_4_4:
- case GL_UNSIGNED_SHORT_4_4_4_4_REV:
- case GL_UNSIGNED_SHORT_5_5_5_1:
- case GL_UNSIGNED_SHORT_1_5_5_5_REV:
- esize = 2;
- elements = 1;
- break;
- case GL_INT:
- case GL_UNSIGNED_INT:
- case GL_FLOAT:
- esize = 4;
- break;
- case GL_UNSIGNED_INT_8_8_8_8:
- case GL_UNSIGNED_INT_8_8_8_8_REV:
- case GL_UNSIGNED_INT_10_10_10_2:
- case GL_UNSIGNED_INT_2_10_10_10_REV:
- esize = 4;
- elements = 1;
- break;
- default:
- return -1;
- }
- rowsize = w * elements * esize;
- padding = rowsize % 4;
- if (padding) {
- rowsize += 4 - padding;
- }
-
- if (elementbits_return) *elementbits_return = esize*elements*8;
- if (rowbytes_return) *rowbytes_return = rowsize;
-
- return rowsize * h;
-}
-
-static int intersectRect( int x1, int x2, int y1, int y2,
- int X1, int X2, int Y1, int Y2,
- int *ix1, int *ix2, int *iy1, int *iy2 )
-{
- int right = (x2 < X2 ? x2 : X2);
- int bottom = (y2 < Y2 ? y2 : Y2);
- int left = (x1 > X1 ? x1 : X1);
- int top = (y1 > Y1 ? y1 : Y1);
- int width = right - left + 1;
- int height = bottom - top + 1;
-
- if ( (width <= 0) || (height <= 0) ) {
- *ix1 = *ix2 = *iy1 = *iy2 = 0;
- return 0;
- }
- else {
- *ix1 = left;
- *ix2 = right;
- *iy1 = top;
- *iy2 = bottom;
- return width * height;
- }
-
-}
-
-int __glXDisp_ReadPixels(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXSingleReq *req = (xGLXSingleReq *)pc;
- xGLXSingleReq *be_req;
- xGLXReadPixelsReply reply;
- xGLXReadPixelsReply be_reply;
- GLbyte *be_pc;
- GLint x,y;
- GLsizei width, height;
- GLenum format, type;
- GLboolean swapBytes, lsbFirst;
- ClientPtr client = cl->client;
- DrawablePtr pDraw;
- __GLXcontext *glxc;
- int from_screen = 0;
- int to_screen = 0;
- char *buf;
- int buf_size;
- int s;
- int win_x1, win_x2;
- int win_y1, win_y2;
- int ebits, rowsize;
- __GLX_DECLARE_SWAP_VARIABLES;
-
- if (client->swapped) {
- __GLX_SWAP_INT(&req->contextTag);
- }
-
- glxc = __glXLookupContextByTag(cl, req->contextTag);
- if (!glxc) {
- return 0;
- }
- from_screen = to_screen = glxc->pScreen->myNum;
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
- pc += sz_xGLXSingleReq;
- x = *(GLint *)(pc + 0);
- y = *(GLint *)(pc + 4);
- width = *(GLsizei *)(pc + 8);
- height = *(GLsizei *)(pc + 12);
- format = *(GLenum *)(pc + 16);
- type = *(GLenum *)(pc + 20);
- swapBytes = *(GLboolean *)(pc + 24);
- lsbFirst = *(GLboolean *)(pc + 25);
-
- if (client->swapped) {
- __GLX_SWAP_INT(&x);
- __GLX_SWAP_INT(&y);
- __GLX_SWAP_INT(&width);
- __GLX_SWAP_INT(&height);
- __GLX_SWAP_INT(&format);
- __GLX_SWAP_INT(&type);
- swapBytes = !swapBytes;
- }
-
- buf_size = __glReadPixels_size(format,type,width,height, &ebits, &rowsize);
- if (buf_size > 0) {
- buf = (char *) malloc( buf_size );
- if ( !buf ) {
- return BadAlloc;
- }
- }
- else {
- buf_size = 0;
- buf = NULL;
- }
-
- if (buf_size > 0) {
- /*
- * Get the current drawable this context is bound to
- */
- pDraw = __glXLookupDrawableByTag( cl, req->contextTag );
- win_x1 = pDraw->x + x;
- win_x2 = win_x1 + width - 1;
- win_y1 = (dmxGlobalHeight - pDraw->y - pDraw->height) + y;
- win_y2 = win_y1 + height - 1;
- if (pDraw->type != DRAWABLE_WINDOW) {
- from_screen = to_screen = 0;
- }
-
- for (s=from_screen; s<=to_screen; s++) {
- DMXScreenInfo *dmxScreen = &dmxScreens[s];
- Display *dpy = GetBackEndDisplay(cl,s);
- int scr_x1 = dmxScreen->rootXOrigin;
- int scr_x2 = dmxScreen->rootXOrigin + dmxScreen->scrnWidth - 1;
- int scr_y1 = dmxScreen->rootYOrigin;
- int scr_y2 = dmxScreen->rootYOrigin + dmxScreen->scrnHeight - 1;
- int wx1, wx2, wy1, wy2;
- int sx, sy, sw, sh;
- int npixels;
-
- /*
- * find the window portion that is on the current screen
- */
- if (pDraw->type == DRAWABLE_WINDOW) {
- npixels = intersectRect( scr_x1, scr_x2, scr_y1, scr_y2,
- win_x1, win_x2, win_y1, win_y2,
- &wx1, &wx2, &wy1, &wy2 );
- }
- else {
- wx1 = win_x1;
- wx2 = win_x2;
- wy1 = win_y1;
- wy2 = win_y2;
- npixels = (wx2-wx1+1) * (wy2-wy1+1);
- }
-
- if (npixels > 0) {
-
- /* send the request to the back-end server */
- LockDisplay(dpy);
- GetReqExtra(GLXSingle,__GLX_PAD(26),be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = X_GLsop_ReadPixels;
- be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,s);
- be_pc = ((GLbyte *)(be_req) + sz_xGLXSingleReq);
-
- sx = wx1 - pDraw->x;
- sy = wy1 - (dmxGlobalHeight - pDraw->y - pDraw->height);
- sw = (wx2-wx1+1);
- sh = (wy2-wy1+1);
-
- *(GLint *)(be_pc + 0) = sx; /* x */
- *(GLint *)(be_pc + 4) = sy; /* y */
- *(GLsizei *)(be_pc + 8) = sw; /* width */
- *(GLsizei *)(be_pc + 12) = sh; /* height */
- *(GLenum *)(be_pc + 16) = format;
- *(GLenum *)(be_pc + 20) = type;
- *(GLboolean *)(be_pc + 24) = swapBytes;
- *(GLboolean *)(be_pc + 25) = lsbFirst;
-
- _XReply(dpy, (xReply*) &be_reply, 0, False);
-
- if (be_reply.length > 0) {
- char *be_buf;
- int be_buf_size = be_reply.length << 2;
-
- be_buf = (char *) malloc( be_buf_size );
- if (be_buf) {
- _XRead(dpy, be_buf, be_buf_size);
-
- /* copy pixels data to the right location of the */
- /* reply buffer */
- if ( type != GL_BITMAP ) {
- int pbytes = ebits / 8;
- char *dst = buf + (sy-y)*rowsize + (sx-x)*pbytes;
- char *src = be_buf;
- int pad = (pbytes * sw) % 4;
- int r;
-
- for (r=0; r<sh; r++) {
- memcpy( dst, src, pbytes*sw );
- dst += rowsize;
- src += (pbytes*sw + (pad ? 4-pad : 0) );
- }
- }
- else {
- /* this is a GL_BITMAP pixel type, should copy bits */
- int r;
- int src_rowsize = bits_to_bytes(sw * ebits);
- int src_pad = src_rowsize % 4;
- if ( src_pad ) {
- src_rowsize += (4 - src_pad);
- }
-
- for (r=0; r<sh; r++) {
- unsigned char dst_mask = 0x80 >> (sx % 8);
- unsigned char src_mask = 0x80;
- char *dst = buf + (sy-y+r)*rowsize + (sx-x)/8;
- char *src = be_buf + r*src_rowsize;
- int b;
-
- for (b=0; b<sw*ebits; b++) {
- if ( *src & src_mask ) {
- *dst |= dst_mask;
- }
- else {
- *dst &= ~dst_mask;
- }
-
- if (dst_mask > 1) dst_mask >>= 1;
- else {
- dst_mask = 0x80;
- dst++;
- }
-
- if (src_mask > 1) src_mask >>= 1;
- else {
- src_mask = 0x80;
- src++;
- }
- }
- }
-
- }
-
- free( be_buf );
- }
- else {
- /* Throw data on the floor */
- _XEatData(dpy, be_buf_size);
- free( buf );
- return BadAlloc;
- }
- }
-
- UnlockDisplay(dpy);
- SyncHandle();
-
- } /* of npixels > 0 */
-
- } /* of for loop */
-
- } /* of if buf_size > 0 */
-
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
- reply.length = buf_size >> 2;
-
- if (client->swapped) {
- __GLX_SWAP_SHORT(&reply.sequenceNumber);
- __GLX_SWAP_INT(&reply.length);
- }
-
- WriteToClient(client, sizeof(xGLXReadPixelsReply),(char *)&reply);
- if (buf_size > 0) {
- WriteToClient(client, buf_size, (char *)buf);
- free( buf );
- }
-
- return Success;
-}
-
-int __glXDispSwap_GetTexImage(__GLXclientState *cl, GLbyte *pc)
-{
- __GLX_DECLARE_SWAP_VARIABLES;
- GLbyte *lpc = pc;
-
- lpc += sz_xGLXSingleReq;
- __GLX_SWAP_INT(lpc+0);
- __GLX_SWAP_INT(lpc+4);
- __GLX_SWAP_INT(lpc+8);
- __GLX_SWAP_INT(lpc+12);
-
- /* reverse swapBytes */
- *(GLboolean *)(lpc + 16) = ! *(GLboolean *)(lpc + 16);
-
- return( __glXForwardPipe0WithReplySwap( cl, pc ) );
-}
-
-int __glXDispSwap_GetColorTable(__GLXclientState *cl, GLbyte *pc)
-{
- __GLX_DECLARE_SWAP_VARIABLES;
- GLbyte *lpc = pc;
-
- lpc += sz_xGLXSingleReq;
- __GLX_SWAP_INT(lpc+0);
- __GLX_SWAP_INT(lpc+4);
- __GLX_SWAP_INT(lpc+8);
-
- /* reverse swapBytes */
- *(GLboolean *)(lpc + 12) = ! *(GLboolean *)(lpc + 12);
-
- return( __glXForwardPipe0WithReplySwap( cl, pc ) );
-}
-
-
+/* DO NOT EDIT - THIS FILE IS AUTOMATICALLY GENERATED */
+/*
+ * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
+ * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice including the dates of first publication and
+ * either this permission notice or a reference to
+ * http://oss.sgi.com/projects/FreeB/
+ * shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Silicon Graphics, Inc.
+ * shall not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization from
+ * Silicon Graphics, Inc.
+ */
+
+#ifdef HAVE_DMX_CONFIG_H
+#include <dmx-config.h>
+#endif
+
+#include "dmx.h"
+#include "dmxwindow.h"
+#include "dmxpixmap.h"
+#include "dmxfont.h"
+#include "dmxcb.h"
+
+#include "glxserver.h"
+#include "glxext.h"
+#include "g_disptab.h"
+/* #include "g_disptab_EXT.h" */
+#include "unpack.h"
+#include "glxutil.h"
+
+#include "GL/glxproto.h"
+
+#ifdef PANORAMIX
+#include "panoramiXsrv.h"
+#endif
+
+/*
+ * GetReqSingle - this is the equivalent of GetReq macro
+ * from Xlibint.h but it does not set the reqType field (the opcode).
+ * this is because the GL single opcodes has different naming convension
+ * the other X opcodes (ie. X_GLsop_GetFloatv).
+ */
+#if (defined(__STDC__) && !defined(UNIXCPP)) || defined(ANSICPP)
+#define GetReqSingle(name, req) \
+ WORD64ALIGN\
+ if ((dpy->bufptr + SIZEOF(x##name##Req)) > dpy->bufmax)\
+ _XFlush(dpy);\
+ req = (x##name##Req *)(dpy->last_req = dpy->bufptr);\
+ req->length = (SIZEOF(x##name##Req))>>2;\
+ dpy->bufptr += SIZEOF(x##name##Req);\
+ dpy->request++
+
+#else /* non-ANSI C uses empty comment instead of "##" for token concatenation */
+#define GetReqSingle(name, req) \
+ WORD64ALIGN\
+ if ((dpy->bufptr + SIZEOF(x/**/name/**/Req)) > dpy->bufmax)\
+ _XFlush(dpy);\
+ req = (x/**/name/**/Req *)(dpy->last_req = dpy->bufptr);\
+ req->length = (SIZEOF(x/**/name/**/Req))>>2;\
+ dpy->bufptr += SIZEOF(x/**/name/**/Req);\
+ dpy->request++
+#endif
+
+#define X_GLXSingle 0 /* needed by GetReqExtra */
+
+extern Display *GetBackEndDisplay( __GLXclientState *cl, int s );
+extern int GetCurrentBackEndTag(__GLXclientState *cl, GLXContextTag tag, int s);
+
+static int swap_vec_element_size = 0;
+
+static void SendSwappedReply( ClientPtr client,
+ xGLXSingleReply *reply,
+ char *buf,
+ int buf_size )
+{
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_SWAP_SHORT(&reply->sequenceNumber);
+ __GLX_SWAP_INT(&reply->length);
+ __GLX_SWAP_INT(&reply->retval);
+ __GLX_SWAP_INT(&reply->size);
+
+ if ( (buf_size == 0) && (swap_vec_element_size > 0) ) {
+ /*
+ * the reply has single component - need to swap pad3
+ */
+ if (swap_vec_element_size == 2) {
+ __GLX_SWAP_SHORT(&reply->pad3);
+ }
+ else if (swap_vec_element_size == 4) {
+ __GLX_SWAP_INT(&reply->pad3);
+ __GLX_SWAP_INT(&reply->pad4); /* some requests use also pad4
+ * i.e GetConvolutionFilter
+ */
+ }
+ else if (swap_vec_element_size == 8) {
+ __GLX_SWAP_DOUBLE(&reply->pad3);
+ }
+ }
+ else if ( (buf_size > 0) && (swap_vec_element_size > 0) ) {
+ /*
+ * the reply has vector of elements which needs to be swapped
+ */
+ int vsize = buf_size / swap_vec_element_size;
+ char *p = buf;
+ int i;
+
+ for (i=0; i<vsize; i++) {
+ if (swap_vec_element_size == 2) {
+ __GLX_SWAP_SHORT(p);
+ }
+ else if (swap_vec_element_size == 4) {
+ __GLX_SWAP_INT(p);
+ }
+ else if (swap_vec_element_size == 8) {
+ __GLX_SWAP_DOUBLE(p);
+ }
+
+ p += swap_vec_element_size;
+ }
+
+ /*
+ * swap pad words as well - for case that some single reply uses
+ * them as well
+ */
+ __GLX_SWAP_INT(&reply->pad3);
+ __GLX_SWAP_INT(&reply->pad4);
+ __GLX_SWAP_INT(&reply->pad5);
+ __GLX_SWAP_INT(&reply->pad6);
+
+ }
+
+ WriteToClient(client, sizeof(xGLXSingleReply),(char *)reply);
+ if (buf_size > 0)
+ WriteToClient(client, buf_size, (char *)buf);
+
+}
+
+int __glXForwardSingleReq( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXSingleReq *req = (xGLXSingleReq *)pc;
+ xGLXSingleReq *be_req;
+ __GLXcontext *glxc;
+ int from_screen = 0;
+ int to_screen = 0;
+ int buf_size;
+ int s;
+
+ glxc = __glXLookupContextByTag(cl, req->contextTag);
+ if (!glxc) {
+ return 0;
+ }
+ from_screen = to_screen = glxc->pScreen->myNum;
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+ pc += sz_xGLXSingleReq;
+ buf_size = (req->length << 2) - sz_xGLXSingleReq;
+
+ /*
+ * just forward the request to back-end server(s)
+ */
+ for (s=from_screen; s<=to_screen; s++) {
+ DMXScreenInfo *dmxScreen = &dmxScreens[s];
+ Display *dpy = GetBackEndDisplay(cl,s);
+
+ LockDisplay(dpy);
+ GetReqSingle(GLXSingle,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = req->glxCode;
+ be_req->length = req->length;
+ be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,s);
+ if (buf_size > 0)
+ _XSend(dpy, (const char *)pc, buf_size);
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ if (req->glxCode == X_GLsop_Flush) {
+ XFlush(dpy);
+ }
+
+ }
+
+ return Success;
+}
+
+int __glXForwardPipe0WithReply( __GLXclientState *cl, GLbyte *pc )
+{
+ ClientPtr client = cl->client;
+ xGLXSingleReq *req = (xGLXSingleReq *)pc;
+ xGLXSingleReq *be_req;
+ xGLXSingleReply reply;
+ xGLXSingleReply be_reply;
+ __GLXcontext *glxc;
+ int buf_size;
+ char *be_buf = NULL;
+ int be_buf_size;
+ DMXScreenInfo *dmxScreen;
+ Display *dpy;
+
+ glxc = __glXLookupContextByTag(cl, req->contextTag);
+ if (!glxc) {
+ return __glXBadContext;
+ }
+
+ pc += sz_xGLXSingleReq;
+ buf_size = (req->length << 2) - sz_xGLXSingleReq;
+
+ dmxScreen = &dmxScreens[glxc->pScreen->myNum];
+ dpy = GetBackEndDisplay(cl, glxc->pScreen->myNum);
+
+ /*
+ * send the request to the first back-end server
+ */
+ LockDisplay(dpy);
+ GetReqSingle(GLXSingle,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = req->glxCode;
+ be_req->length = req->length;
+ be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,glxc->pScreen->myNum);
+ if (buf_size > 0)
+ _XSend(dpy, (const char *)pc, buf_size);
+
+ /*
+ * get the reply from the back-end server
+ */
+ _XReply(dpy, (xReply*) &be_reply, 0, False);
+ be_buf_size = be_reply.length << 2;
+ if (be_buf_size > 0) {
+ be_buf = (char *)malloc( be_buf_size );
+ if (be_buf) {
+ _XRead(dpy, be_buf, be_buf_size);
+ }
+ else {
+ /* Throw data on the floor */
+ _XEatData(dpy, be_buf_size);
+ return BadAlloc;
+ }
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ /*
+ * send the reply to the client
+ */
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.length = be_reply.length;
+ reply.retval = be_reply.retval;
+ reply.size = be_reply.size;
+ reply.pad3 = be_reply.pad3;
+ reply.pad4 = be_reply.pad4;
+
+ if (client->swapped) {
+ SendSwappedReply( client, &reply, be_buf, be_buf_size );
+ }
+ else {
+ WriteToClient(client, sizeof(xGLXSingleReply),(char *)&reply);
+ if (be_buf_size > 0)
+ WriteToClient(client, be_buf_size, (char *)be_buf);
+ }
+
+ if (be_buf_size > 0) free(be_buf);
+
+ return Success;
+}
+
+int __glXForwardAllWithReply( __GLXclientState *cl, GLbyte *pc )
+{
+ ClientPtr client = cl->client;
+ xGLXSingleReq *req = (xGLXSingleReq *)pc;
+ xGLXSingleReq *be_req;
+ xGLXSingleReply reply;
+ xGLXSingleReply be_reply;
+ __GLXcontext *glxc;
+ int buf_size;
+ char *be_buf = NULL;
+ int be_buf_size = 0;
+ int from_screen = 0;
+ int to_screen = 0;
+ int s;
+
+ DMXScreenInfo *dmxScreen;
+ Display *dpy;
+
+ glxc = __glXLookupContextByTag(cl, req->contextTag);
+ if (!glxc) {
+ return 0;
+ }
+ from_screen = to_screen = glxc->pScreen->myNum;
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+ pc += sz_xGLXSingleReq;
+ buf_size = (req->length << 2) - sz_xGLXSingleReq;
+
+ /*
+ * send the request to the first back-end server(s)
+ */
+ for (s=to_screen; s>=from_screen; s--) {
+ dmxScreen = &dmxScreens[s];
+ dpy = GetBackEndDisplay(cl,s);
+
+ LockDisplay(dpy);
+ GetReqSingle(GLXSingle,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = req->glxCode;
+ be_req->length = req->length;
+ be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,s);
+ if (buf_size > 0)
+ _XSend(dpy, (const char *)pc, buf_size);
+
+ /*
+ * get the reply from the back-end server
+ */
+ _XReply(dpy, (xReply*) &be_reply, 0, False);
+ be_buf_size = be_reply.length << 2;
+ if (be_buf_size > 0) {
+ be_buf = (char *)malloc( be_buf_size );
+ if (be_buf) {
+ _XRead(dpy, be_buf, be_buf_size);
+ }
+ else {
+ /* Throw data on the floor */
+ _XEatData(dpy, be_buf_size);
+ return BadAlloc;
+ }
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ if (s > from_screen && be_buf_size > 0) {
+ free(be_buf);
+ }
+ }
+
+ /*
+ * send the reply to the client
+ */
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.length = be_reply.length;
+ reply.retval = be_reply.retval;
+ reply.size = be_reply.size;
+ reply.pad3 = be_reply.pad3;
+ reply.pad4 = be_reply.pad4;
+
+ if (client->swapped) {
+ SendSwappedReply( client, &reply, be_buf, be_buf_size );
+ }
+ else {
+ WriteToClient(client, sizeof(xGLXSingleReply),(char *)&reply);
+ if (be_buf_size > 0)
+ WriteToClient(client, be_buf_size, (char *)be_buf);
+ }
+
+ if (be_buf_size > 0) free(be_buf);
+
+ return Success;
+}
+
+int __glXForwardSingleReqSwap( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXSingleReq *req = (xGLXSingleReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 0;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXSingleReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXSingleReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+ return( __glXForwardSingleReq( cl, pc ) );
+}
+
+int __glXForwardPipe0WithReplySwap( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXSingleReq *req = (xGLXSingleReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 0;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXSingleReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXSingleReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+ return( __glXForwardPipe0WithReply( cl, pc ) );
+}
+
+int __glXForwardPipe0WithReplySwapsv( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXSingleReq *req = (xGLXSingleReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 2;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXSingleReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXSingleReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+
+ return( __glXForwardPipe0WithReply( cl, pc ) );
+}
+
+int __glXForwardPipe0WithReplySwapiv( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXSingleReq *req = (xGLXSingleReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 4;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXSingleReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXSingleReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+
+ return( __glXForwardPipe0WithReply( cl, pc ) );
+}
+
+int __glXForwardPipe0WithReplySwapdv( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXSingleReq *req = (xGLXSingleReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 8;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXSingleReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXSingleReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+
+ return( __glXForwardPipe0WithReply( cl, pc ) );
+}
+
+int __glXForwardAllWithReplySwap( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXSingleReq *req = (xGLXSingleReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 0;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXSingleReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXSingleReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+
+ return( __glXForwardAllWithReply( cl, pc ) );
+}
+
+int __glXForwardAllWithReplySwapsv( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXSingleReq *req = (xGLXSingleReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 2;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXSingleReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXSingleReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+
+ return( __glXForwardAllWithReply( cl, pc ) );
+}
+
+int __glXForwardAllWithReplySwapiv( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXSingleReq *req = (xGLXSingleReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 4;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXSingleReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXSingleReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+
+ return( __glXForwardAllWithReply( cl, pc ) );
+}
+
+int __glXForwardAllWithReplySwapdv( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXSingleReq *req = (xGLXSingleReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 8;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXSingleReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXSingleReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+
+ return( __glXForwardAllWithReply( cl, pc ) );
+}
+
+static GLint __glReadPixels_size(GLenum format, GLenum type, GLint w, GLint h,
+ int *elementbits_return, int *rowbytes_return )
+{
+ GLint elements, esize;
+ GLint rowsize, padding;
+
+ if (w < 0 || h < 0) {
+ return -1;
+ }
+ switch (format) {
+ case GL_COLOR_INDEX:
+ case GL_STENCIL_INDEX:
+ case GL_DEPTH_COMPONENT:
+ elements = 1;
+ break;
+ case GL_RED:
+ case GL_GREEN:
+ case GL_BLUE:
+ case GL_ALPHA:
+ case GL_LUMINANCE:
+ elements = 1;
+ break;
+ case GL_LUMINANCE_ALPHA:
+ elements = 2;
+ break;
+ case GL_RGB:
+ case GL_BGR:
+ elements = 3;
+ break;
+ case GL_RGBA:
+ case GL_BGRA:
+ case GL_ABGR_EXT:
+ elements = 4;
+ break;
+ default:
+ return -1;
+ }
+ /*
+ ** According to the GLX protocol, each row must be padded to a multiple of
+ ** 4 bytes. 4 bytes also happens to be the default alignment in the pixel
+ ** store modes of the GL.
+ */
+ switch (type) {
+ case GL_BITMAP:
+ if (format == GL_COLOR_INDEX || format == GL_STENCIL_INDEX) {
+ rowsize = ((w * elements)+7)/8;
+ padding = rowsize % 4;
+ if (padding) {
+ rowsize += 4 - padding;
+ }
+ if (elementbits_return) *elementbits_return = elements;
+ if (rowbytes_return) *rowbytes_return = rowsize;
+ return rowsize * h;
+ } else {
+ return -1;
+ }
+ case GL_BYTE:
+ case GL_UNSIGNED_BYTE:
+ esize = 1;
+ break;
+ case GL_UNSIGNED_BYTE_3_3_2:
+ case GL_UNSIGNED_BYTE_2_3_3_REV:
+ esize = 1;
+ elements = 1;
+ break;
+ case GL_SHORT:
+ case GL_UNSIGNED_SHORT:
+ esize = 2;
+ break;
+ case GL_UNSIGNED_SHORT_5_6_5:
+ case GL_UNSIGNED_SHORT_5_6_5_REV:
+ case GL_UNSIGNED_SHORT_4_4_4_4:
+ case GL_UNSIGNED_SHORT_4_4_4_4_REV:
+ case GL_UNSIGNED_SHORT_5_5_5_1:
+ case GL_UNSIGNED_SHORT_1_5_5_5_REV:
+ esize = 2;
+ elements = 1;
+ break;
+ case GL_INT:
+ case GL_UNSIGNED_INT:
+ case GL_FLOAT:
+ esize = 4;
+ break;
+ case GL_UNSIGNED_INT_8_8_8_8:
+ case GL_UNSIGNED_INT_8_8_8_8_REV:
+ case GL_UNSIGNED_INT_10_10_10_2:
+ case GL_UNSIGNED_INT_2_10_10_10_REV:
+ esize = 4;
+ elements = 1;
+ break;
+ default:
+ return -1;
+ }
+ rowsize = w * elements * esize;
+ padding = rowsize % 4;
+ if (padding) {
+ rowsize += 4 - padding;
+ }
+
+ if (elementbits_return) *elementbits_return = esize*elements*8;
+ if (rowbytes_return) *rowbytes_return = rowsize;
+
+ return rowsize * h;
+}
+
+static int intersectRect( int x1, int x2, int y1, int y2,
+ int X1, int X2, int Y1, int Y2,
+ int *ix1, int *ix2, int *iy1, int *iy2 )
+{
+ int right = (x2 < X2 ? x2 : X2);
+ int bottom = (y2 < Y2 ? y2 : Y2);
+ int left = (x1 > X1 ? x1 : X1);
+ int top = (y1 > Y1 ? y1 : Y1);
+ int width = right - left + 1;
+ int height = bottom - top + 1;
+
+ if ( (width <= 0) || (height <= 0) ) {
+ *ix1 = *ix2 = *iy1 = *iy2 = 0;
+ return 0;
+ }
+ else {
+ *ix1 = left;
+ *ix2 = right;
+ *iy1 = top;
+ *iy2 = bottom;
+ return width * height;
+ }
+
+}
+
+int __glXDisp_ReadPixels(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXSingleReq *req = (xGLXSingleReq *)pc;
+ xGLXSingleReq *be_req;
+ xGLXReadPixelsReply reply;
+ xGLXReadPixelsReply be_reply;
+ GLbyte *be_pc;
+ GLint x,y;
+ GLsizei width, height;
+ GLenum format, type;
+ GLboolean swapBytes, lsbFirst;
+ ClientPtr client = cl->client;
+ DrawablePtr pDraw;
+ __GLXcontext *glxc;
+ int from_screen = 0;
+ int to_screen = 0;
+ char *buf;
+ int buf_size;
+ int s;
+ int win_x1, win_x2;
+ int win_y1, win_y2;
+ int ebits, rowsize;
+ __GLX_DECLARE_SWAP_VARIABLES;
+
+ if (client->swapped) {
+ __GLX_SWAP_INT(&req->contextTag);
+ }
+
+ glxc = __glXLookupContextByTag(cl, req->contextTag);
+ if (!glxc) {
+ return 0;
+ }
+ from_screen = to_screen = glxc->pScreen->myNum;
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+ pc += sz_xGLXSingleReq;
+ x = *(GLint *)(pc + 0);
+ y = *(GLint *)(pc + 4);
+ width = *(GLsizei *)(pc + 8);
+ height = *(GLsizei *)(pc + 12);
+ format = *(GLenum *)(pc + 16);
+ type = *(GLenum *)(pc + 20);
+ swapBytes = *(GLboolean *)(pc + 24);
+ lsbFirst = *(GLboolean *)(pc + 25);
+
+ if (client->swapped) {
+ __GLX_SWAP_INT(&x);
+ __GLX_SWAP_INT(&y);
+ __GLX_SWAP_INT(&width);
+ __GLX_SWAP_INT(&height);
+ __GLX_SWAP_INT(&format);
+ __GLX_SWAP_INT(&type);
+ swapBytes = !swapBytes;
+ }
+
+ buf_size = __glReadPixels_size(format,type,width,height, &ebits, &rowsize);
+ if (buf_size > 0) {
+ buf = (char *) malloc( buf_size );
+ if ( !buf ) {
+ return BadAlloc;
+ }
+ }
+ else {
+ buf_size = 0;
+ buf = NULL;
+ }
+
+ if (buf_size > 0) {
+ /*
+ * Get the current drawable this context is bound to
+ */
+ pDraw = __glXLookupDrawableByTag( cl, req->contextTag );
+ win_x1 = pDraw->x + x;
+ win_x2 = win_x1 + width - 1;
+ win_y1 = (dmxGlobalHeight - pDraw->y - pDraw->height) + y;
+ win_y2 = win_y1 + height - 1;
+ if (pDraw->type != DRAWABLE_WINDOW) {
+ from_screen = to_screen = 0;
+ }
+
+ for (s=from_screen; s<=to_screen; s++) {
+ DMXScreenInfo *dmxScreen = &dmxScreens[s];
+ Display *dpy = GetBackEndDisplay(cl,s);
+ int scr_x1 = dmxScreen->rootXOrigin;
+ int scr_x2 = dmxScreen->rootXOrigin + dmxScreen->scrnWidth - 1;
+ int scr_y1 = dmxScreen->rootYOrigin;
+ int scr_y2 = dmxScreen->rootYOrigin + dmxScreen->scrnHeight - 1;
+ int wx1, wx2, wy1, wy2;
+ int sx, sy, sw, sh;
+ int npixels;
+
+ /*
+ * find the window portion that is on the current screen
+ */
+ if (pDraw->type == DRAWABLE_WINDOW) {
+ npixels = intersectRect( scr_x1, scr_x2, scr_y1, scr_y2,
+ win_x1, win_x2, win_y1, win_y2,
+ &wx1, &wx2, &wy1, &wy2 );
+ }
+ else {
+ wx1 = win_x1;
+ wx2 = win_x2;
+ wy1 = win_y1;
+ wy2 = win_y2;
+ npixels = (wx2-wx1+1) * (wy2-wy1+1);
+ }
+
+ if (npixels > 0) {
+
+ /* send the request to the back-end server */
+ LockDisplay(dpy);
+ GetReqExtra(GLXSingle,__GLX_PAD(26),be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = X_GLsop_ReadPixels;
+ be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,s);
+ be_pc = ((GLbyte *)(be_req) + sz_xGLXSingleReq);
+
+ sx = wx1 - pDraw->x;
+ sy = wy1 - (dmxGlobalHeight - pDraw->y - pDraw->height);
+ sw = (wx2-wx1+1);
+ sh = (wy2-wy1+1);
+
+ *(GLint *)(be_pc + 0) = sx; /* x */
+ *(GLint *)(be_pc + 4) = sy; /* y */
+ *(GLsizei *)(be_pc + 8) = sw; /* width */
+ *(GLsizei *)(be_pc + 12) = sh; /* height */
+ *(GLenum *)(be_pc + 16) = format;
+ *(GLenum *)(be_pc + 20) = type;
+ *(GLboolean *)(be_pc + 24) = swapBytes;
+ *(GLboolean *)(be_pc + 25) = lsbFirst;
+
+ _XReply(dpy, (xReply*) &be_reply, 0, False);
+
+ if (be_reply.length > 0) {
+ char *be_buf;
+ int be_buf_size = be_reply.length << 2;
+
+ be_buf = (char *) malloc( be_buf_size );
+ if (be_buf) {
+ _XRead(dpy, be_buf, be_buf_size);
+
+ /* copy pixels data to the right location of the */
+ /* reply buffer */
+ if ( type != GL_BITMAP ) {
+ int pbytes = ebits / 8;
+ char *dst = buf + (sy-y)*rowsize + (sx-x)*pbytes;
+ char *src = be_buf;
+ int pad = (pbytes * sw) % 4;
+ int r;
+
+ for (r=0; r<sh; r++) {
+ memcpy( dst, src, pbytes*sw );
+ dst += rowsize;
+ src += (pbytes*sw + (pad ? 4-pad : 0) );
+ }
+ }
+ else {
+ /* this is a GL_BITMAP pixel type, should copy bits */
+ int r;
+ int src_rowsize = bits_to_bytes(sw * ebits);
+ int src_pad = src_rowsize % 4;
+ if ( src_pad ) {
+ src_rowsize += (4 - src_pad);
+ }
+
+ for (r=0; r<sh; r++) {
+ unsigned char dst_mask = 0x80 >> (sx % 8);
+ unsigned char src_mask = 0x80;
+ char *dst = buf + (sy-y+r)*rowsize + (sx-x)/8;
+ char *src = be_buf + r*src_rowsize;
+ int b;
+
+ for (b=0; b<sw*ebits; b++) {
+ if ( *src & src_mask ) {
+ *dst |= dst_mask;
+ }
+ else {
+ *dst &= ~dst_mask;
+ }
+
+ if (dst_mask > 1) dst_mask >>= 1;
+ else {
+ dst_mask = 0x80;
+ dst++;
+ }
+
+ if (src_mask > 1) src_mask >>= 1;
+ else {
+ src_mask = 0x80;
+ src++;
+ }
+ }
+ }
+
+ }
+
+ free( be_buf );
+ }
+ else {
+ /* Throw data on the floor */
+ _XEatData(dpy, be_buf_size);
+ free( buf );
+ return BadAlloc;
+ }
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ } /* of npixels > 0 */
+
+ } /* of for loop */
+
+ } /* of if buf_size > 0 */
+
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.length = buf_size >> 2;
+
+ if (client->swapped) {
+ __GLX_SWAP_SHORT(&reply.sequenceNumber);
+ __GLX_SWAP_INT(&reply.length);
+ }
+
+ WriteToClient(client, sizeof(xGLXReadPixelsReply),(char *)&reply);
+ if (buf_size > 0) {
+ WriteToClient(client, buf_size, (char *)buf);
+ free( buf );
+ }
+
+ return Success;
+}
+
+int __glXDispSwap_GetTexImage(__GLXclientState *cl, GLbyte *pc)
+{
+ __GLX_DECLARE_SWAP_VARIABLES;
+ GLbyte *lpc = pc;
+
+ lpc += sz_xGLXSingleReq;
+ __GLX_SWAP_INT(lpc+0);
+ __GLX_SWAP_INT(lpc+4);
+ __GLX_SWAP_INT(lpc+8);
+ __GLX_SWAP_INT(lpc+12);
+
+ /* reverse swapBytes */
+ *(GLboolean *)(lpc + 16) = ! *(GLboolean *)(lpc + 16);
+
+ return( __glXForwardPipe0WithReplySwap( cl, pc ) );
+}
+
+int __glXDispSwap_GetColorTable(__GLXclientState *cl, GLbyte *pc)
+{
+ __GLX_DECLARE_SWAP_VARIABLES;
+ GLbyte *lpc = pc;
+
+ lpc += sz_xGLXSingleReq;
+ __GLX_SWAP_INT(lpc+0);
+ __GLX_SWAP_INT(lpc+4);
+ __GLX_SWAP_INT(lpc+8);
+
+ /* reverse swapBytes */
+ *(GLboolean *)(lpc + 12) = ! *(GLboolean *)(lpc + 12);
+
+ return( __glXForwardPipe0WithReplySwap( cl, pc ) );
+}
+
+
diff --git a/xorg-server/hw/dmx/glxProxy/glxvendor.c b/xorg-server/hw/dmx/glxProxy/glxvendor.c
index 0b6ba4134..9dbc46daa 100644
--- a/xorg-server/hw/dmx/glxProxy/glxvendor.c
+++ b/xorg-server/hw/dmx/glxProxy/glxvendor.c
@@ -1,585 +1,585 @@
-/* DO NOT EDIT - THIS FILE IS AUTOMATICALLY GENERATED */
-/*
- * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
- * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice including the dates of first publication and
- * either this permission notice or a reference to
- * http://oss.sgi.com/projects/FreeB/
- * shall be included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- * Except as contained in this notice, the name of Silicon Graphics, Inc.
- * shall not be used in advertising or otherwise to promote the sale, use or
- * other dealings in this Software without prior written authorization from
- * Silicon Graphics, Inc.
- */
-
-#ifdef HAVE_DMX_CONFIG_H
-#include <dmx-config.h>
-#endif
-
-#include "dmx.h"
-#include "dmxwindow.h"
-#include "dmxpixmap.h"
-#include "dmxfont.h"
-
-#include "glxserver.h"
-#include "glxext.h"
-#include "g_disptab.h"
-/* #include "g_disptab_EXT.h" */
-#include "unpack.h"
-#include "glxutil.h"
-
-#include "GL/glxproto.h"
-
-#ifdef PANORAMIX
-#include "panoramiXsrv.h"
-#endif
-
-/*
- * GetReqVendorPrivate - this is the equivalent of GetReq macro
- * from Xlibint.h but it does not set the reqType field (the opcode).
- * this is because the GL single opcodes has different naming convension
- * the other X opcodes (ie. X_GLsop_GetFloatv).
- */
-#if (defined(__STDC__) && !defined(UNIXCPP)) || defined(ANSICPP)
-#define GetReqVendorPrivate(name, req) \
- WORD64ALIGN\
- if ((dpy->bufptr + SIZEOF(x##name##Req)) > dpy->bufmax)\
- _XFlush(dpy);\
- req = (x##name##Req *)(dpy->last_req = dpy->bufptr);\
- req->length = (SIZEOF(x##name##Req))>>2;\
- dpy->bufptr += SIZEOF(x##name##Req);\
- dpy->request++
-
-#else /* non-ANSI C uses empty comment instead of "##" for token concatenation */
-#define GetReqVendorPrivate(name, req) \
- WORD64ALIGN\
- if ((dpy->bufptr + SIZEOF(x/**/name/**/Req)) > dpy->bufmax)\
- _XFlush(dpy);\
- req = (x/**/name/**/Req *)(dpy->last_req = dpy->bufptr);\
- req->length = (SIZEOF(x/**/name/**/Req))>>2;\
- dpy->bufptr += SIZEOF(x/**/name/**/Req);\
- dpy->request++
-#endif
-
-extern Display *GetBackEndDisplay( __GLXclientState *cl, int s );
-extern int GetCurrentBackEndTag(__GLXclientState *cl, GLXContextTag tag, int s);
-
-static int swap_vec_element_size = 0;
-
-static void SendSwappedReply( ClientPtr client,
- xGLXVendorPrivReply *reply,
- char *buf,
- int buf_size )
-{
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_SWAP_SHORT(&reply->sequenceNumber);
- __GLX_SWAP_INT(&reply->length);
- __GLX_SWAP_INT(&reply->retval);
- __GLX_SWAP_INT(&reply->size);
-
- if ( (buf_size == 0) && (swap_vec_element_size > 0) ) {
- /*
- * the reply has single component - need to swap pad3
- */
- if (swap_vec_element_size == 2) {
- __GLX_SWAP_SHORT(&reply->pad3);
- }
- else if (swap_vec_element_size == 4) {
- __GLX_SWAP_INT(&reply->pad3);
- __GLX_SWAP_INT(&reply->pad4);
- }
- else if (swap_vec_element_size == 8) {
- __GLX_SWAP_DOUBLE(&reply->pad3);
- }
- }
- else if ( (buf_size > 0) && (swap_vec_element_size > 0) ) {
- /*
- * the reply has vector of elements which needs to be swapped
- */
- int vsize = buf_size / swap_vec_element_size;
- char *p = buf;
- int i;
-
- for (i=0; i<vsize; i++) {
- if (swap_vec_element_size == 2) {
- __GLX_SWAP_SHORT(p);
- }
- else if (swap_vec_element_size == 4) {
- __GLX_SWAP_INT(p);
- }
- else if (swap_vec_element_size == 8) {
- __GLX_SWAP_DOUBLE(p);
- }
-
- p += swap_vec_element_size;
- }
-
- __GLX_SWAP_INT(&reply->pad3);
- __GLX_SWAP_INT(&reply->pad4);
- __GLX_SWAP_INT(&reply->pad5);
- __GLX_SWAP_INT(&reply->pad6);
-
- }
-
- WriteToClient(client, sizeof(xGLXVendorPrivReply),(char *)reply);
- if (buf_size > 0)
- WriteToClient(client, buf_size, (char *)buf);
-
-}
-
-int __glXVForwardSingleReq( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
- xGLXVendorPrivateReq *be_req;
- __GLXcontext *glxc;
- int from_screen = 0;
- int to_screen = 0;
- int buf_size;
- int s;
-
- glxc = __glXLookupContextByTag(cl, req->contextTag);
- if (!glxc) {
- return 0;
- }
- from_screen = to_screen = glxc->pScreen->myNum;
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
- pc += sz_xGLXVendorPrivateReq;
- buf_size = (req->length << 2) - sz_xGLXVendorPrivateReq;
-
- /*
- * just forward the request to back-end server(s)
- */
- for (s=from_screen; s<=to_screen; s++) {
- DMXScreenInfo *dmxScreen = &dmxScreens[s];
- Display *dpy = GetBackEndDisplay(cl,s);
-
- LockDisplay(dpy);
- GetReqVendorPrivate(GLXVendorPrivate,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = req->glxCode;
- be_req->length = req->length;
- be_req->vendorCode = req->vendorCode;
- be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,s);
- if (buf_size > 0)
- _XSend(dpy, (const char *)pc, buf_size);
- UnlockDisplay(dpy);
- SyncHandle();
- }
-
- return Success;
-}
-
-int __glXVForwardPipe0WithReply( __GLXclientState *cl, GLbyte *pc )
-{
- ClientPtr client = cl->client;
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
- xGLXVendorPrivateReq *be_req;
- xGLXVendorPrivReply reply;
- xGLXVendorPrivReply be_reply;
- __GLXcontext *glxc;
- int buf_size;
- char *be_buf = NULL;
- int be_buf_size;
- DMXScreenInfo *dmxScreen;
- Display *dpy;
-
- glxc = __glXLookupContextByTag(cl, req->contextTag);
- if (!glxc) {
- return __glXBadContext;
- }
-
- pc += sz_xGLXVendorPrivateReq;
- buf_size = (req->length << 2) - sz_xGLXVendorPrivateReq;
-
- dmxScreen = &dmxScreens[glxc->pScreen->myNum];
- dpy = GetBackEndDisplay(cl, glxc->pScreen->myNum);
-
- /*
- * send the request to the first back-end server
- */
- LockDisplay(dpy);
- GetReqVendorPrivate(GLXVendorPrivate,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = req->glxCode;
- be_req->length = req->length;
- be_req->vendorCode = req->vendorCode;
- be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag, glxc->pScreen->myNum);
- if (buf_size > 0)
- _XSend(dpy, (const char *)pc, buf_size);
-
- /*
- * get the reply from the back-end server
- */
- _XReply(dpy, (xReply*) &be_reply, 0, False);
- be_buf_size = be_reply.length << 2;
- if (be_buf_size > 0) {
- be_buf = (char *)malloc( be_buf_size );
- if (be_buf) {
- _XRead(dpy, be_buf, be_buf_size);
- }
- else {
- /* Throw data on the floor */
- _XEatData(dpy, be_buf_size);
- return BadAlloc;
- }
- }
-
- UnlockDisplay(dpy);
- SyncHandle();
-
- /*
- * send the reply to the client
- */
- memcpy( &reply, &be_reply, sz_xGLXVendorPrivReply );
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
-
- if (client->swapped) {
- SendSwappedReply( client, &reply, be_buf, be_buf_size );
- }
- else {
- WriteToClient(client, sizeof(xGLXVendorPrivReply),(char *)&reply);
- if (be_buf_size > 0)
- WriteToClient(client, be_buf_size, (char *)be_buf);
- }
-
- if (be_buf_size > 0) free(be_buf);
-
- return Success;
-}
-
-int __glXVForwardAllWithReply( __GLXclientState *cl, GLbyte *pc )
-{
- ClientPtr client = cl->client;
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
- xGLXVendorPrivateReq *be_req;
- xGLXVendorPrivReply reply;
- xGLXVendorPrivReply be_reply;
- __GLXcontext *glxc;
- int buf_size;
- char *be_buf = NULL;
- int be_buf_size = 0;
- int from_screen = 0;
- int to_screen = 0;
- int s;
-
- DMXScreenInfo *dmxScreen;
- Display *dpy;
-
- glxc = __glXLookupContextByTag(cl, req->contextTag);
- if (!glxc) {
- return 0;
- }
- from_screen = to_screen = glxc->pScreen->myNum;
-
-#ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- from_screen = 0;
- to_screen = screenInfo.numScreens - 1;
- }
-#endif
-
- pc += sz_xGLXVendorPrivateReq;
- buf_size = (req->length << 2) - sz_xGLXVendorPrivateReq;
-
- /*
- * send the request to the first back-end server(s)
- */
- for (s=to_screen; s>=from_screen; s--) {
- dmxScreen = &dmxScreens[s];
- dpy = GetBackEndDisplay(cl,s);
-
- LockDisplay(dpy);
- GetReqVendorPrivate(GLXVendorPrivate,be_req);
- be_req->reqType = dmxScreen->glxMajorOpcode;
- be_req->glxCode = req->glxCode;
- be_req->length = req->length;
- be_req->vendorCode = req->vendorCode;
- be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,s);
- if (buf_size > 0)
- _XSend(dpy, (const char *)pc, buf_size);
-
- /*
- * get the reply from the back-end server
- */
- _XReply(dpy, (xReply*) &be_reply, 0, False);
- be_buf_size = be_reply.length << 2;
- if (be_buf_size > 0) {
- be_buf = (char *)malloc( be_buf_size );
- if (be_buf) {
- _XRead(dpy, be_buf, be_buf_size);
- }
- else {
- /* Throw data on the floor */
- _XEatData(dpy, be_buf_size);
- return BadAlloc;
- }
- }
-
- UnlockDisplay(dpy);
- SyncHandle();
-
- if (s > from_screen && be_buf_size > 0) {
- free(be_buf);
- }
- }
-
- /*
- * send the reply to the client
- */
- memcpy( &reply, &be_reply, sz_xGLXVendorPrivReply );
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
-
- if (client->swapped) {
- SendSwappedReply( client, &reply, be_buf, be_buf_size );
- }
- else {
- WriteToClient(client, sizeof(xGLXVendorPrivReply),(char *)&reply);
- if (be_buf_size > 0)
- WriteToClient(client, be_buf_size, (char *)be_buf);
- }
-
- if (be_buf_size > 0) free(be_buf);
-
- return Success;
-}
-
-int __glXVForwardSingleReqSwap( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->vendorCode);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 0;
-
- return( __glXVForwardSingleReq( cl, pc ) );
-}
-
-int __glXVForwardPipe0WithReplySwap( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->vendorCode);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 0;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXVendorPrivateReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXVendorPrivateReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
- return( __glXVForwardPipe0WithReply( cl, pc ) );
-}
-
-int __glXVForwardPipe0WithReplySwapsv( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->vendorCode);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 2;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXVendorPrivateReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXVendorPrivateReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
- return( __glXVForwardPipe0WithReply( cl, pc ) );
-}
-
-int __glXVForwardPipe0WithReplySwapiv( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->vendorCode);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 4;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXVendorPrivateReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXVendorPrivateReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
- return( __glXVForwardPipe0WithReply( cl, pc ) );
-}
-
-int __glXVForwardPipe0WithReplySwapdv( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->vendorCode);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 8;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXVendorPrivateReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXVendorPrivateReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
- return( __glXVForwardPipe0WithReply( cl, pc ) );
-}
-
-int __glXVForwardAllWithReplySwap( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->vendorCode);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 0;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXVendorPrivateReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXVendorPrivateReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
- return( __glXVForwardAllWithReply( cl, pc ) );
-}
-
-int __glXVForwardAllWithReplySwapsv( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->vendorCode);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 2;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXVendorPrivateReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXVendorPrivateReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
- return( __glXVForwardAllWithReply( cl, pc ) );
-}
-
-int __glXVForwardAllWithReplySwapiv( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->vendorCode);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 4;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXVendorPrivateReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXVendorPrivateReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
- return( __glXVForwardAllWithReply( cl, pc ) );
-}
-
-int __glXVForwardAllWithReplySwapdv( __GLXclientState *cl, GLbyte *pc )
-{
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->vendorCode);
- __GLX_SWAP_INT(&req->contextTag);
-
- swap_vec_element_size = 8;
-
- /*
- * swap extra data in request - assuming all data
- * (if available) are arrays of 4 bytes components !
- */
- if (req->length > sz_xGLXVendorPrivateReq/4) {
- int *data = (int *)(req+1);
- int count = req->length - sz_xGLXVendorPrivateReq/4;
- __GLX_SWAP_INT_ARRAY(data, count );
- }
-
- return( __glXVForwardAllWithReply( cl, pc ) );
-}
-
+/* DO NOT EDIT - THIS FILE IS AUTOMATICALLY GENERATED */
+/*
+ * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
+ * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice including the dates of first publication and
+ * either this permission notice or a reference to
+ * http://oss.sgi.com/projects/FreeB/
+ * shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Silicon Graphics, Inc.
+ * shall not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization from
+ * Silicon Graphics, Inc.
+ */
+
+#ifdef HAVE_DMX_CONFIG_H
+#include <dmx-config.h>
+#endif
+
+#include "dmx.h"
+#include "dmxwindow.h"
+#include "dmxpixmap.h"
+#include "dmxfont.h"
+
+#include "glxserver.h"
+#include "glxext.h"
+#include "g_disptab.h"
+/* #include "g_disptab_EXT.h" */
+#include "unpack.h"
+#include "glxutil.h"
+
+#include "GL/glxproto.h"
+
+#ifdef PANORAMIX
+#include "panoramiXsrv.h"
+#endif
+
+/*
+ * GetReqVendorPrivate - this is the equivalent of GetReq macro
+ * from Xlibint.h but it does not set the reqType field (the opcode).
+ * this is because the GL single opcodes has different naming convension
+ * the other X opcodes (ie. X_GLsop_GetFloatv).
+ */
+#if (defined(__STDC__) && !defined(UNIXCPP)) || defined(ANSICPP)
+#define GetReqVendorPrivate(name, req) \
+ WORD64ALIGN\
+ if ((dpy->bufptr + SIZEOF(x##name##Req)) > dpy->bufmax)\
+ _XFlush(dpy);\
+ req = (x##name##Req *)(dpy->last_req = dpy->bufptr);\
+ req->length = (SIZEOF(x##name##Req))>>2;\
+ dpy->bufptr += SIZEOF(x##name##Req);\
+ dpy->request++
+
+#else /* non-ANSI C uses empty comment instead of "##" for token concatenation */
+#define GetReqVendorPrivate(name, req) \
+ WORD64ALIGN\
+ if ((dpy->bufptr + SIZEOF(x/**/name/**/Req)) > dpy->bufmax)\
+ _XFlush(dpy);\
+ req = (x/**/name/**/Req *)(dpy->last_req = dpy->bufptr);\
+ req->length = (SIZEOF(x/**/name/**/Req))>>2;\
+ dpy->bufptr += SIZEOF(x/**/name/**/Req);\
+ dpy->request++
+#endif
+
+extern Display *GetBackEndDisplay( __GLXclientState *cl, int s );
+extern int GetCurrentBackEndTag(__GLXclientState *cl, GLXContextTag tag, int s);
+
+static int swap_vec_element_size = 0;
+
+static void SendSwappedReply( ClientPtr client,
+ xGLXVendorPrivReply *reply,
+ char *buf,
+ int buf_size )
+{
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_SWAP_SHORT(&reply->sequenceNumber);
+ __GLX_SWAP_INT(&reply->length);
+ __GLX_SWAP_INT(&reply->retval);
+ __GLX_SWAP_INT(&reply->size);
+
+ if ( (buf_size == 0) && (swap_vec_element_size > 0) ) {
+ /*
+ * the reply has single component - need to swap pad3
+ */
+ if (swap_vec_element_size == 2) {
+ __GLX_SWAP_SHORT(&reply->pad3);
+ }
+ else if (swap_vec_element_size == 4) {
+ __GLX_SWAP_INT(&reply->pad3);
+ __GLX_SWAP_INT(&reply->pad4);
+ }
+ else if (swap_vec_element_size == 8) {
+ __GLX_SWAP_DOUBLE(&reply->pad3);
+ }
+ }
+ else if ( (buf_size > 0) && (swap_vec_element_size > 0) ) {
+ /*
+ * the reply has vector of elements which needs to be swapped
+ */
+ int vsize = buf_size / swap_vec_element_size;
+ char *p = buf;
+ int i;
+
+ for (i=0; i<vsize; i++) {
+ if (swap_vec_element_size == 2) {
+ __GLX_SWAP_SHORT(p);
+ }
+ else if (swap_vec_element_size == 4) {
+ __GLX_SWAP_INT(p);
+ }
+ else if (swap_vec_element_size == 8) {
+ __GLX_SWAP_DOUBLE(p);
+ }
+
+ p += swap_vec_element_size;
+ }
+
+ __GLX_SWAP_INT(&reply->pad3);
+ __GLX_SWAP_INT(&reply->pad4);
+ __GLX_SWAP_INT(&reply->pad5);
+ __GLX_SWAP_INT(&reply->pad6);
+
+ }
+
+ WriteToClient(client, sizeof(xGLXVendorPrivReply),(char *)reply);
+ if (buf_size > 0)
+ WriteToClient(client, buf_size, (char *)buf);
+
+}
+
+int __glXVForwardSingleReq( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
+ xGLXVendorPrivateReq *be_req;
+ __GLXcontext *glxc;
+ int from_screen = 0;
+ int to_screen = 0;
+ int buf_size;
+ int s;
+
+ glxc = __glXLookupContextByTag(cl, req->contextTag);
+ if (!glxc) {
+ return 0;
+ }
+ from_screen = to_screen = glxc->pScreen->myNum;
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+ pc += sz_xGLXVendorPrivateReq;
+ buf_size = (req->length << 2) - sz_xGLXVendorPrivateReq;
+
+ /*
+ * just forward the request to back-end server(s)
+ */
+ for (s=from_screen; s<=to_screen; s++) {
+ DMXScreenInfo *dmxScreen = &dmxScreens[s];
+ Display *dpy = GetBackEndDisplay(cl,s);
+
+ LockDisplay(dpy);
+ GetReqVendorPrivate(GLXVendorPrivate,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = req->glxCode;
+ be_req->length = req->length;
+ be_req->vendorCode = req->vendorCode;
+ be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,s);
+ if (buf_size > 0)
+ _XSend(dpy, (const char *)pc, buf_size);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ }
+
+ return Success;
+}
+
+int __glXVForwardPipe0WithReply( __GLXclientState *cl, GLbyte *pc )
+{
+ ClientPtr client = cl->client;
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
+ xGLXVendorPrivateReq *be_req;
+ xGLXVendorPrivReply reply;
+ xGLXVendorPrivReply be_reply;
+ __GLXcontext *glxc;
+ int buf_size;
+ char *be_buf = NULL;
+ int be_buf_size;
+ DMXScreenInfo *dmxScreen;
+ Display *dpy;
+
+ glxc = __glXLookupContextByTag(cl, req->contextTag);
+ if (!glxc) {
+ return __glXBadContext;
+ }
+
+ pc += sz_xGLXVendorPrivateReq;
+ buf_size = (req->length << 2) - sz_xGLXVendorPrivateReq;
+
+ dmxScreen = &dmxScreens[glxc->pScreen->myNum];
+ dpy = GetBackEndDisplay(cl, glxc->pScreen->myNum);
+
+ /*
+ * send the request to the first back-end server
+ */
+ LockDisplay(dpy);
+ GetReqVendorPrivate(GLXVendorPrivate,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = req->glxCode;
+ be_req->length = req->length;
+ be_req->vendorCode = req->vendorCode;
+ be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag, glxc->pScreen->myNum);
+ if (buf_size > 0)
+ _XSend(dpy, (const char *)pc, buf_size);
+
+ /*
+ * get the reply from the back-end server
+ */
+ _XReply(dpy, (xReply*) &be_reply, 0, False);
+ be_buf_size = be_reply.length << 2;
+ if (be_buf_size > 0) {
+ be_buf = (char *)malloc( be_buf_size );
+ if (be_buf) {
+ _XRead(dpy, be_buf, be_buf_size);
+ }
+ else {
+ /* Throw data on the floor */
+ _XEatData(dpy, be_buf_size);
+ return BadAlloc;
+ }
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ /*
+ * send the reply to the client
+ */
+ memcpy( &reply, &be_reply, sz_xGLXVendorPrivReply );
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+
+ if (client->swapped) {
+ SendSwappedReply( client, &reply, be_buf, be_buf_size );
+ }
+ else {
+ WriteToClient(client, sizeof(xGLXVendorPrivReply),(char *)&reply);
+ if (be_buf_size > 0)
+ WriteToClient(client, be_buf_size, (char *)be_buf);
+ }
+
+ if (be_buf_size > 0) free(be_buf);
+
+ return Success;
+}
+
+int __glXVForwardAllWithReply( __GLXclientState *cl, GLbyte *pc )
+{
+ ClientPtr client = cl->client;
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
+ xGLXVendorPrivateReq *be_req;
+ xGLXVendorPrivReply reply;
+ xGLXVendorPrivReply be_reply;
+ __GLXcontext *glxc;
+ int buf_size;
+ char *be_buf = NULL;
+ int be_buf_size = 0;
+ int from_screen = 0;
+ int to_screen = 0;
+ int s;
+
+ DMXScreenInfo *dmxScreen;
+ Display *dpy;
+
+ glxc = __glXLookupContextByTag(cl, req->contextTag);
+ if (!glxc) {
+ return 0;
+ }
+ from_screen = to_screen = glxc->pScreen->myNum;
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) {
+ from_screen = 0;
+ to_screen = screenInfo.numScreens - 1;
+ }
+#endif
+
+ pc += sz_xGLXVendorPrivateReq;
+ buf_size = (req->length << 2) - sz_xGLXVendorPrivateReq;
+
+ /*
+ * send the request to the first back-end server(s)
+ */
+ for (s=to_screen; s>=from_screen; s--) {
+ dmxScreen = &dmxScreens[s];
+ dpy = GetBackEndDisplay(cl,s);
+
+ LockDisplay(dpy);
+ GetReqVendorPrivate(GLXVendorPrivate,be_req);
+ be_req->reqType = dmxScreen->glxMajorOpcode;
+ be_req->glxCode = req->glxCode;
+ be_req->length = req->length;
+ be_req->vendorCode = req->vendorCode;
+ be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,s);
+ if (buf_size > 0)
+ _XSend(dpy, (const char *)pc, buf_size);
+
+ /*
+ * get the reply from the back-end server
+ */
+ _XReply(dpy, (xReply*) &be_reply, 0, False);
+ be_buf_size = be_reply.length << 2;
+ if (be_buf_size > 0) {
+ be_buf = (char *)malloc( be_buf_size );
+ if (be_buf) {
+ _XRead(dpy, be_buf, be_buf_size);
+ }
+ else {
+ /* Throw data on the floor */
+ _XEatData(dpy, be_buf_size);
+ return BadAlloc;
+ }
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ if (s > from_screen && be_buf_size > 0) {
+ free(be_buf);
+ }
+ }
+
+ /*
+ * send the reply to the client
+ */
+ memcpy( &reply, &be_reply, sz_xGLXVendorPrivReply );
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+
+ if (client->swapped) {
+ SendSwappedReply( client, &reply, be_buf, be_buf_size );
+ }
+ else {
+ WriteToClient(client, sizeof(xGLXVendorPrivReply),(char *)&reply);
+ if (be_buf_size > 0)
+ WriteToClient(client, be_buf_size, (char *)be_buf);
+ }
+
+ if (be_buf_size > 0) free(be_buf);
+
+ return Success;
+}
+
+int __glXVForwardSingleReqSwap( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->vendorCode);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 0;
+
+ return( __glXVForwardSingleReq( cl, pc ) );
+}
+
+int __glXVForwardPipe0WithReplySwap( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->vendorCode);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 0;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXVendorPrivateReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXVendorPrivateReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+ return( __glXVForwardPipe0WithReply( cl, pc ) );
+}
+
+int __glXVForwardPipe0WithReplySwapsv( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->vendorCode);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 2;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXVendorPrivateReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXVendorPrivateReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+ return( __glXVForwardPipe0WithReply( cl, pc ) );
+}
+
+int __glXVForwardPipe0WithReplySwapiv( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->vendorCode);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 4;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXVendorPrivateReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXVendorPrivateReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+ return( __glXVForwardPipe0WithReply( cl, pc ) );
+}
+
+int __glXVForwardPipe0WithReplySwapdv( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->vendorCode);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 8;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXVendorPrivateReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXVendorPrivateReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+ return( __glXVForwardPipe0WithReply( cl, pc ) );
+}
+
+int __glXVForwardAllWithReplySwap( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->vendorCode);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 0;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXVendorPrivateReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXVendorPrivateReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+ return( __glXVForwardAllWithReply( cl, pc ) );
+}
+
+int __glXVForwardAllWithReplySwapsv( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->vendorCode);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 2;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXVendorPrivateReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXVendorPrivateReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+ return( __glXVForwardAllWithReply( cl, pc ) );
+}
+
+int __glXVForwardAllWithReplySwapiv( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->vendorCode);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 4;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXVendorPrivateReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXVendorPrivateReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+ return( __glXVForwardAllWithReply( cl, pc ) );
+}
+
+int __glXVForwardAllWithReplySwapdv( __GLXclientState *cl, GLbyte *pc )
+{
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *)pc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->vendorCode);
+ __GLX_SWAP_INT(&req->contextTag);
+
+ swap_vec_element_size = 8;
+
+ /*
+ * swap extra data in request - assuming all data
+ * (if available) are arrays of 4 bytes components !
+ */
+ if (req->length > sz_xGLXVendorPrivateReq/4) {
+ int *data = (int *)(req+1);
+ int count = req->length - sz_xGLXVendorPrivateReq/4;
+ __GLX_SWAP_INT_ARRAY(data, count );
+ }
+
+ return( __glXVForwardAllWithReply( cl, pc ) );
+}
+
diff --git a/xorg-server/hw/dmx/glxProxy/render2swap.c b/xorg-server/hw/dmx/glxProxy/render2swap.c
index 81bb501ea..70ed5e802 100644
--- a/xorg-server/hw/dmx/glxProxy/render2swap.c
+++ b/xorg-server/hw/dmx/glxProxy/render2swap.c
@@ -1,286 +1,286 @@
-/*
- * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
- * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice including the dates of first publication and
- * either this permission notice or a reference to
- * http://oss.sgi.com/projects/FreeB/
- * shall be included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- * Except as contained in this notice, the name of Silicon Graphics, Inc.
- * shall not be used in advertising or otherwise to promote the sale, use or
- * other dealings in this Software without prior written authorization from
- * Silicon Graphics, Inc.
- */
-
-#include "glxserver.h"
-#include "unpack.h"
-#include "g_disptab.h"
-
-GLint __glEvalComputeK(GLenum target)
-{
- switch (target) {
- case GL_MAP1_VERTEX_4:
- case GL_MAP1_COLOR_4:
- case GL_MAP1_TEXTURE_COORD_4:
- case GL_MAP2_VERTEX_4:
- case GL_MAP2_COLOR_4:
- case GL_MAP2_TEXTURE_COORD_4:
- return 4;
- case GL_MAP1_VERTEX_3:
- case GL_MAP1_TEXTURE_COORD_3:
- case GL_MAP1_NORMAL:
- case GL_MAP2_VERTEX_3:
- case GL_MAP2_TEXTURE_COORD_3:
- case GL_MAP2_NORMAL:
- return 3;
- case GL_MAP1_TEXTURE_COORD_2:
- case GL_MAP2_TEXTURE_COORD_2:
- return 2;
- case GL_MAP1_TEXTURE_COORD_1:
- case GL_MAP2_TEXTURE_COORD_1:
- case GL_MAP1_INDEX:
- case GL_MAP2_INDEX:
- return 1;
- default:
- return 0;
- }
-}
-
-void __glXDispSwap_Map1f(GLbyte *pc)
-{
- GLint order, k;
- GLfloat u1, u2, *points;
- GLenum target;
- GLint compsize;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_INT(pc + 0);
- __GLX_SWAP_INT(pc + 12);
- __GLX_SWAP_FLOAT(pc + 4);
- __GLX_SWAP_FLOAT(pc + 8);
-
- target = *(GLenum *)(pc + 0);
- order = *(GLint *)(pc + 12);
- u1 = *(GLfloat *)(pc + 4);
- u2 = *(GLfloat *)(pc + 8);
- points = (GLfloat *)(pc + 16);
- k = __glEvalComputeK(target);
-
- if (order <= 0 || k < 0) {
- /* Erroneous command. */
- compsize = 0;
- } else {
- compsize = order * k;
- }
- __GLX_SWAP_FLOAT_ARRAY(points, compsize);
-
-}
-
-void __glXDispSwap_Map2f(GLbyte *pc)
-{
- GLint uorder, vorder, ustride, vstride, k;
- GLfloat u1, u2, v1, v2, *points;
- GLenum target;
- GLint compsize;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_INT(pc + 0);
- __GLX_SWAP_INT(pc + 12);
- __GLX_SWAP_INT(pc + 24);
- __GLX_SWAP_FLOAT(pc + 4);
- __GLX_SWAP_FLOAT(pc + 8);
- __GLX_SWAP_FLOAT(pc + 16);
- __GLX_SWAP_FLOAT(pc + 20);
-
- target = *(GLenum *)(pc + 0);
- uorder = *(GLint *)(pc + 12);
- vorder = *(GLint *)(pc + 24);
- u1 = *(GLfloat *)(pc + 4);
- u2 = *(GLfloat *)(pc + 8);
- v1 = *(GLfloat *)(pc + 16);
- v2 = *(GLfloat *)(pc + 20);
- points = (GLfloat *)(pc + 28);
-
- k = __glEvalComputeK(target);
- ustride = vorder * k;
- vstride = k;
-
- if (vorder <= 0 || uorder <= 0 || k < 0) {
- /* Erroneous command. */
- compsize = 0;
- } else {
- compsize = uorder * vorder * k;
- }
- __GLX_SWAP_FLOAT_ARRAY(points, compsize);
-
-}
-
-void __glXDispSwap_Map1d(GLbyte *pc)
-{
- GLint order, k, compsize;
- GLenum target;
- GLdouble u1, u2, *points;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_DOUBLE(pc + 0);
- __GLX_SWAP_DOUBLE(pc + 8);
- __GLX_SWAP_INT(pc + 16);
- __GLX_SWAP_INT(pc + 20);
-
- target = *(GLenum*) (pc + 16);
- order = *(GLint*) (pc + 20);
- k = __glEvalComputeK(target);
- if (order <= 0 || k < 0) {
- /* Erroneous command. */
- compsize = 0;
- } else {
- compsize = order * k;
- }
- __GLX_GET_DOUBLE(u1,pc);
- __GLX_GET_DOUBLE(u2,pc+8);
- __GLX_SWAP_DOUBLE_ARRAY(pc+24, compsize);
- pc += 24;
-
-#ifdef __GLX_ALIGN64
- if (((unsigned long)pc) & 7) {
- /*
- ** Copy the doubles up 4 bytes, trashing the command but aligning
- ** the data in the process
- */
- __GLX_MEM_COPY(pc-4, pc, compsize*8);
- points = (GLdouble*) (pc - 4);
- } else {
- points = (GLdouble*) pc;
- }
-#else
- points = (GLdouble*) pc;
-#endif
-}
-
-void __glXDispSwap_Map2d(GLbyte *pc)
-{
- GLdouble u1, u2, v1, v2, *points;
- GLint uorder, vorder, ustride, vstride, k, compsize;
- GLenum target;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_DOUBLE(pc + 0);
- __GLX_SWAP_DOUBLE(pc + 8);
- __GLX_SWAP_DOUBLE(pc + 16);
- __GLX_SWAP_DOUBLE(pc + 24);
- __GLX_SWAP_INT(pc + 32);
- __GLX_SWAP_INT(pc + 36);
- __GLX_SWAP_INT(pc + 40);
-
- target = *(GLenum *)(pc + 32);
- uorder = *(GLint *)(pc + 36);
- vorder = *(GLint *)(pc + 40);
- k = __glEvalComputeK(target);
- if (vorder <= 0 || uorder <= 0 || k < 0) {
- /* Erroneous command. */
- compsize = 0;
- } else {
- compsize = uorder * vorder * k;
- }
- __GLX_GET_DOUBLE(u1,pc);
- __GLX_GET_DOUBLE(u2,pc+8);
- __GLX_GET_DOUBLE(v1,pc+16);
- __GLX_GET_DOUBLE(v2,pc+24);
- __GLX_SWAP_DOUBLE_ARRAY(pc+44, compsize);
- pc += 44;
- ustride = vorder * k;
- vstride = k;
-
-#ifdef __GLX_ALIGN64
- if (((unsigned long)pc) & 7) {
- /*
- ** Copy the doubles up 4 bytes, trashing the command but aligning
- ** the data in the process
- */
- __GLX_MEM_COPY(pc-4, pc, compsize*8);
- points = (GLdouble*) (pc - 4);
- } else {
- points = (GLdouble*) pc;
- }
-#else
- points = (GLdouble*) pc;
-#endif
-}
-
-void __glXDispSwap_CallLists(GLbyte *pc)
-{
- GLenum type;
- GLsizei n;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- __GLX_SWAP_INT(pc + 4);
- __GLX_SWAP_INT(pc + 0);
- type = *(GLenum *)(pc + 4);
- n = *(GLsizei *)(pc + 0);
-
- switch (type) {
- case GL_BYTE:
- case GL_UNSIGNED_BYTE:
- case GL_2_BYTES:
- case GL_3_BYTES:
- case GL_4_BYTES:
- break;
- case GL_SHORT:
- case GL_UNSIGNED_SHORT:
- __GLX_SWAP_SHORT_ARRAY(pc+8, n);
- break;
- case GL_INT:
- case GL_UNSIGNED_INT:
- __GLX_SWAP_INT_ARRAY(pc+8, n);
- break;
- case GL_FLOAT:
- __GLX_SWAP_FLOAT_ARRAY(pc+8, n);
- break;
- }
-
-}
-
-void __glXDispSwap_DrawArrays(GLbyte *pc)
-{
- __GLXdispatchDrawArraysHeader *hdr = (__GLXdispatchDrawArraysHeader *)pc;
- __GLXdispatchDrawArraysComponentHeader *compHeader;
- int i;
- __GLX_DECLARE_SWAP_VARIABLES;
-
- __GLX_SWAP_INT(&hdr->numVertexes);
- __GLX_SWAP_INT(&hdr->numComponents);
- __GLX_SWAP_INT(&hdr->primType);
-
- pc += sizeof(__GLXdispatchDrawArraysHeader);
- compHeader = (__GLXdispatchDrawArraysComponentHeader *) pc;
-
- /* compute stride (same for all component arrays) */
- for (i=0; i<hdr->numComponents; i++) {
- __GLX_SWAP_INT(&compHeader[i].datatype);
- __GLX_SWAP_INT(&compHeader[i].numVals);
- __GLX_SWAP_INT(&compHeader[i].component);
-
- }
-
-}
+/*
+ * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
+ * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice including the dates of first publication and
+ * either this permission notice or a reference to
+ * http://oss.sgi.com/projects/FreeB/
+ * shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Silicon Graphics, Inc.
+ * shall not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization from
+ * Silicon Graphics, Inc.
+ */
+
+#include "glxserver.h"
+#include "unpack.h"
+#include "g_disptab.h"
+
+GLint __glEvalComputeK(GLenum target)
+{
+ switch (target) {
+ case GL_MAP1_VERTEX_4:
+ case GL_MAP1_COLOR_4:
+ case GL_MAP1_TEXTURE_COORD_4:
+ case GL_MAP2_VERTEX_4:
+ case GL_MAP2_COLOR_4:
+ case GL_MAP2_TEXTURE_COORD_4:
+ return 4;
+ case GL_MAP1_VERTEX_3:
+ case GL_MAP1_TEXTURE_COORD_3:
+ case GL_MAP1_NORMAL:
+ case GL_MAP2_VERTEX_3:
+ case GL_MAP2_TEXTURE_COORD_3:
+ case GL_MAP2_NORMAL:
+ return 3;
+ case GL_MAP1_TEXTURE_COORD_2:
+ case GL_MAP2_TEXTURE_COORD_2:
+ return 2;
+ case GL_MAP1_TEXTURE_COORD_1:
+ case GL_MAP2_TEXTURE_COORD_1:
+ case GL_MAP1_INDEX:
+ case GL_MAP2_INDEX:
+ return 1;
+ default:
+ return 0;
+ }
+}
+
+void __glXDispSwap_Map1f(GLbyte *pc)
+{
+ GLint order, k;
+ GLfloat u1, u2, *points;
+ GLenum target;
+ GLint compsize;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_INT(pc + 0);
+ __GLX_SWAP_INT(pc + 12);
+ __GLX_SWAP_FLOAT(pc + 4);
+ __GLX_SWAP_FLOAT(pc + 8);
+
+ target = *(GLenum *)(pc + 0);
+ order = *(GLint *)(pc + 12);
+ u1 = *(GLfloat *)(pc + 4);
+ u2 = *(GLfloat *)(pc + 8);
+ points = (GLfloat *)(pc + 16);
+ k = __glEvalComputeK(target);
+
+ if (order <= 0 || k < 0) {
+ /* Erroneous command. */
+ compsize = 0;
+ } else {
+ compsize = order * k;
+ }
+ __GLX_SWAP_FLOAT_ARRAY(points, compsize);
+
+}
+
+void __glXDispSwap_Map2f(GLbyte *pc)
+{
+ GLint uorder, vorder, ustride, vstride, k;
+ GLfloat u1, u2, v1, v2, *points;
+ GLenum target;
+ GLint compsize;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_INT(pc + 0);
+ __GLX_SWAP_INT(pc + 12);
+ __GLX_SWAP_INT(pc + 24);
+ __GLX_SWAP_FLOAT(pc + 4);
+ __GLX_SWAP_FLOAT(pc + 8);
+ __GLX_SWAP_FLOAT(pc + 16);
+ __GLX_SWAP_FLOAT(pc + 20);
+
+ target = *(GLenum *)(pc + 0);
+ uorder = *(GLint *)(pc + 12);
+ vorder = *(GLint *)(pc + 24);
+ u1 = *(GLfloat *)(pc + 4);
+ u2 = *(GLfloat *)(pc + 8);
+ v1 = *(GLfloat *)(pc + 16);
+ v2 = *(GLfloat *)(pc + 20);
+ points = (GLfloat *)(pc + 28);
+
+ k = __glEvalComputeK(target);
+ ustride = vorder * k;
+ vstride = k;
+
+ if (vorder <= 0 || uorder <= 0 || k < 0) {
+ /* Erroneous command. */
+ compsize = 0;
+ } else {
+ compsize = uorder * vorder * k;
+ }
+ __GLX_SWAP_FLOAT_ARRAY(points, compsize);
+
+}
+
+void __glXDispSwap_Map1d(GLbyte *pc)
+{
+ GLint order, k, compsize;
+ GLenum target;
+ GLdouble u1, u2, *points;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_DOUBLE(pc + 0);
+ __GLX_SWAP_DOUBLE(pc + 8);
+ __GLX_SWAP_INT(pc + 16);
+ __GLX_SWAP_INT(pc + 20);
+
+ target = *(GLenum*) (pc + 16);
+ order = *(GLint*) (pc + 20);
+ k = __glEvalComputeK(target);
+ if (order <= 0 || k < 0) {
+ /* Erroneous command. */
+ compsize = 0;
+ } else {
+ compsize = order * k;
+ }
+ __GLX_GET_DOUBLE(u1,pc);
+ __GLX_GET_DOUBLE(u2,pc+8);
+ __GLX_SWAP_DOUBLE_ARRAY(pc+24, compsize);
+ pc += 24;
+
+#ifdef __GLX_ALIGN64
+ if (((unsigned long)pc) & 7) {
+ /*
+ ** Copy the doubles up 4 bytes, trashing the command but aligning
+ ** the data in the process
+ */
+ __GLX_MEM_COPY(pc-4, pc, compsize*8);
+ points = (GLdouble*) (pc - 4);
+ } else {
+ points = (GLdouble*) pc;
+ }
+#else
+ points = (GLdouble*) pc;
+#endif
+}
+
+void __glXDispSwap_Map2d(GLbyte *pc)
+{
+ GLdouble u1, u2, v1, v2, *points;
+ GLint uorder, vorder, ustride, vstride, k, compsize;
+ GLenum target;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_DOUBLE(pc + 0);
+ __GLX_SWAP_DOUBLE(pc + 8);
+ __GLX_SWAP_DOUBLE(pc + 16);
+ __GLX_SWAP_DOUBLE(pc + 24);
+ __GLX_SWAP_INT(pc + 32);
+ __GLX_SWAP_INT(pc + 36);
+ __GLX_SWAP_INT(pc + 40);
+
+ target = *(GLenum *)(pc + 32);
+ uorder = *(GLint *)(pc + 36);
+ vorder = *(GLint *)(pc + 40);
+ k = __glEvalComputeK(target);
+ if (vorder <= 0 || uorder <= 0 || k < 0) {
+ /* Erroneous command. */
+ compsize = 0;
+ } else {
+ compsize = uorder * vorder * k;
+ }
+ __GLX_GET_DOUBLE(u1,pc);
+ __GLX_GET_DOUBLE(u2,pc+8);
+ __GLX_GET_DOUBLE(v1,pc+16);
+ __GLX_GET_DOUBLE(v2,pc+24);
+ __GLX_SWAP_DOUBLE_ARRAY(pc+44, compsize);
+ pc += 44;
+ ustride = vorder * k;
+ vstride = k;
+
+#ifdef __GLX_ALIGN64
+ if (((unsigned long)pc) & 7) {
+ /*
+ ** Copy the doubles up 4 bytes, trashing the command but aligning
+ ** the data in the process
+ */
+ __GLX_MEM_COPY(pc-4, pc, compsize*8);
+ points = (GLdouble*) (pc - 4);
+ } else {
+ points = (GLdouble*) pc;
+ }
+#else
+ points = (GLdouble*) pc;
+#endif
+}
+
+void __glXDispSwap_CallLists(GLbyte *pc)
+{
+ GLenum type;
+ GLsizei n;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ __GLX_SWAP_INT(pc + 4);
+ __GLX_SWAP_INT(pc + 0);
+ type = *(GLenum *)(pc + 4);
+ n = *(GLsizei *)(pc + 0);
+
+ switch (type) {
+ case GL_BYTE:
+ case GL_UNSIGNED_BYTE:
+ case GL_2_BYTES:
+ case GL_3_BYTES:
+ case GL_4_BYTES:
+ break;
+ case GL_SHORT:
+ case GL_UNSIGNED_SHORT:
+ __GLX_SWAP_SHORT_ARRAY(pc+8, n);
+ break;
+ case GL_INT:
+ case GL_UNSIGNED_INT:
+ __GLX_SWAP_INT_ARRAY(pc+8, n);
+ break;
+ case GL_FLOAT:
+ __GLX_SWAP_FLOAT_ARRAY(pc+8, n);
+ break;
+ }
+
+}
+
+void __glXDispSwap_DrawArrays(GLbyte *pc)
+{
+ __GLXdispatchDrawArraysHeader *hdr = (__GLXdispatchDrawArraysHeader *)pc;
+ __GLXdispatchDrawArraysComponentHeader *compHeader;
+ int i;
+ __GLX_DECLARE_SWAP_VARIABLES;
+
+ __GLX_SWAP_INT(&hdr->numVertexes);
+ __GLX_SWAP_INT(&hdr->numComponents);
+ __GLX_SWAP_INT(&hdr->primType);
+
+ pc += sizeof(__GLXdispatchDrawArraysHeader);
+ compHeader = (__GLXdispatchDrawArraysComponentHeader *) pc;
+
+ /* compute stride (same for all component arrays) */
+ for (i=0; i<hdr->numComponents; i++) {
+ __GLX_SWAP_INT(&compHeader[i].datatype);
+ __GLX_SWAP_INT(&compHeader[i].numVals);
+ __GLX_SWAP_INT(&compHeader[i].component);
+
+ }
+
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 15:32:50 +0000