diff options
Diffstat (limited to 'pixman')
| -rw-r--r-- | pixman/pixman/Makefile.win32 | 287 | ||||
| -rw-r--r-- | pixman/pixman/pixman-fast-path.c | 4162 | ||||
| -rw-r--r-- | pixman/pixman/pixman-image.c | 1511 | ||||
| -rw-r--r-- | pixman/pixman/pixman-private.h | 1839 | ||||
| -rw-r--r-- | pixman/test/affine-test.c | 34 |
5 files changed, 4086 insertions, 3747 deletions
diff --git a/pixman/pixman/Makefile.win32 b/pixman/pixman/Makefile.win32 index 388bee23a..a61f33f94 100644 --- a/pixman/pixman/Makefile.win32 +++ b/pixman/pixman/Makefile.win32 @@ -1,143 +1,144 @@ -LIBRARY = pixman-1 - -CC = cl -LINK = link - -CFG_VAR = $(CFG) -ifeq ($(CFG_VAR),) -CFG_VAR=release -endif - -MMX_VAR = $(MMX) -ifeq ($(MMX_VAR),) -MMX_VAR=on -endif - -SSE2_VAR = $(SSE2) -ifeq ($(SSE2_VAR),) -SSE2_VAR=on -endif - -CFLAGS = -MD -nologo -D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE -I../pixman/src -I. -DPACKAGE=$(LIBRARY) -DPACKAGE_VERSION="" -DPACKAGE_BUGREPORT="" -MMX_CFLAGS = -DUSE_MMX -w14710 -w14714 -SSE2_CFLAGS = -DUSE_SSE2 - -# optimization flags -ifeq ($(CFG_VAR),debug) -CFLAGS += -Od -Zi -else -CFLAGS += -O2 -endif - -SOURCES = \ - pixman-image.c \ - pixman-access.c \ - pixman-access-accessors.c \ - pixman-region16.c \ - pixman-region32.c \ - pixman-combine32.c \ - pixman-combine64.c \ - pixman-utils.c \ - pixman-edge.c \ - pixman-edge-accessors.c \ - pixman-trap.c \ - pixman-timer.c \ - pixman-matrix.c \ - pixman-gradient-walker.c \ - pixman-linear-gradient.c \ - pixman-radial-gradient.c \ - pixman-bits-image.c \ - pixman.c \ - pixman-cpu.c \ - pixman-fast-path.c \ - pixman-implementation.c \ - pixman-solid-fill.c \ - pixman-general.c \ - $(NULL) - -# MMX compilation flags -ifeq ($(MMX_VAR),on) -CFLAGS += $(MMX_CFLAGS) -SOURCES += pixman-mmx.c -endif - -# SSE2 compilation flags -ifeq ($(SSE2_VAR),on) -CFLAGS += $(SSE2_CFLAGS) -SOURCES += pixman-sse2.c -endif - -OBJECTS = $(patsubst %.c, $(CFG_VAR)/%.obj, $(SOURCES)) - -# targets -all: inform informMMX informSSE2 $(CFG_VAR)/$(LIBRARY).lib - @exit 0 -clean: inform clean_r - @exit 0 -pixman: inform informMMX informSSE2 $(CFG_VAR)/$(LIBRARY).lib - @exit 0 - -inform: -ifneq ($(CFG),release) -ifneq ($(CFG),debug) -ifneq ($(CFG),) - @echo "Invalid specified configuration option : "$(CFG)"." - @echo - @echo -n "Possible choices for configuration are " - @echo "'release' and 'debug'" - @echo "" - @exit 1 -endif - @echo "Using default RELEASE configuration... (use CFG=release or CFG=debug)" -endif -endif - -informMMX: -ifneq ($(MMX),off) -ifneq ($(MMX),on) -ifneq ($(MMX),) - @echo "Invalid specified MMX option : "$(MMX_VAR)"." - @echo - @echo -n "Possible choices for MMX are 'on' or 'off'" - @echo "" - @exit 1 -endif - @echo "Setting MMX flag to default value 'on'... (use MMX=on or MMX=off)" -endif -endif - -informSSE2: -ifneq ($(SSE2),off) -ifneq ($(SSE2),on) -ifneq ($(SSE2),) - @echo "Invalid specified SSE option : "$(SSE2)"." - @echo - @echo -n "Possible choices for SSE2 are 'on' or 'off'" - @echo "" - @exit 1 -endif - @echo "Setting SSE2 flag to default value 'on'... (use SSE2=on or SSE2=off)" -endif -endif - -# pixman compilation and linking -$(CFG_VAR)/%.obj: %.c - @mkdir -p $(CFG_VAR) - @$(CC) -c $(CFLAGS) -Fo"$@" $< - -$(CFG_VAR)/$(LIBRARY).lib: $(OBJECTS) - lib -NOLOGO -OUT:$@ $(OBJECTS) || exit 0 - -pixman-combine32.c: pixman-combine.c.template pixman-combine32.h make-combine.pl - perl ./make-combine.pl 8 < $< > $@ || ($(RM) $@; exit 1) -pixman-combine32.h: pixman-combine.h.template make-combine.pl - perl ./make-combine.pl 8 < $< > $@ || ($(RM) $@; exit 1) - -pixman-combine64.c: pixman-combine.c.template pixman-combine64.h make-combine.pl - perl ./make-combine.pl 16 < $< > $@ || ($(RM) $@; exit 1) -pixman-combine64.h: pixman-combine.h.template make-combine.pl - perl ./make-combine.pl 16 < $< > $@ || ($(RM) $@; exit 1) - -clean_r: - @rm -f $(CFG_VAR)/*.obj $(CFG_VAR)/*.lib $(CFG_VAR)/*.pdb $(CFG)/*.ilk || exit 0 - @rm -f $(CFG)/*.obj $(CFG)/*.lib $(CFG)/*.pdb $(CFG)/*.ilk pixman-combine32.c pixman-combine64.c pixman-combine64.c pixman-combine64.h || exit 0 +LIBRARY = pixman-1
+
+CC = cl
+LINK = link
+
+CFG_VAR = $(CFG)
+ifeq ($(CFG_VAR),)
+CFG_VAR=release
+endif
+
+MMX_VAR = $(MMX)
+ifeq ($(MMX_VAR),)
+MMX_VAR=on
+endif
+
+SSE2_VAR = $(SSE2)
+ifeq ($(SSE2_VAR),)
+SSE2_VAR=on
+endif
+
+CFLAGS = -MD -nologo -D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE -I../pixman/src -I. -DPACKAGE=$(LIBRARY) -DPACKAGE_VERSION="" -DPACKAGE_BUGREPORT=""
+MMX_CFLAGS = -DUSE_MMX -w14710 -w14714
+SSE2_CFLAGS = -DUSE_SSE2
+
+# optimization flags
+ifeq ($(CFG_VAR),debug)
+CFLAGS += -Od -Zi
+else
+CFLAGS += -O2
+endif
+
+SOURCES = \
+ pixman-image.c \
+ pixman-access.c \
+ pixman-access-accessors.c \
+ pixman-region16.c \
+ pixman-region32.c \
+ pixman-combine32.c \
+ pixman-combine64.c \
+ pixman-utils.c \
+ pixman-edge.c \
+ pixman-edge-accessors.c \
+ pixman-trap.c \
+ pixman-timer.c \
+ pixman-matrix.c \
+ pixman-gradient-walker.c \
+ pixman-conical-gradient.c \
+ pixman-linear-gradient.c \
+ pixman-radial-gradient.c \
+ pixman-bits-image.c \
+ pixman.c \
+ pixman-cpu.c \
+ pixman-fast-path.c \
+ pixman-implementation.c \
+ pixman-solid-fill.c \
+ pixman-general.c \
+ $(NULL)
+
+# MMX compilation flags
+ifeq ($(MMX_VAR),on)
+CFLAGS += $(MMX_CFLAGS)
+SOURCES += pixman-mmx.c
+endif
+
+# SSE2 compilation flags
+ifeq ($(SSE2_VAR),on)
+CFLAGS += $(SSE2_CFLAGS)
+SOURCES += pixman-sse2.c
+endif
+
+OBJECTS = $(patsubst %.c, $(CFG_VAR)/%.obj, $(SOURCES))
+
+# targets
+all: inform informMMX informSSE2 $(CFG_VAR)/$(LIBRARY).lib
+ @exit 0
+clean: inform clean_r
+ @exit 0
+pixman: inform informMMX informSSE2 $(CFG_VAR)/$(LIBRARY).lib
+ @exit 0
+
+inform:
+ifneq ($(CFG),release)
+ifneq ($(CFG),debug)
+ifneq ($(CFG),)
+ @echo "Invalid specified configuration option : "$(CFG)"."
+ @echo
+ @echo -n "Possible choices for configuration are "
+ @echo "'release' and 'debug'"
+ @echo ""
+ @exit 1
+endif
+ @echo "Using default RELEASE configuration... (use CFG=release or CFG=debug)"
+endif
+endif
+
+informMMX:
+ifneq ($(MMX),off)
+ifneq ($(MMX),on)
+ifneq ($(MMX),)
+ @echo "Invalid specified MMX option : "$(MMX_VAR)"."
+ @echo
+ @echo -n "Possible choices for MMX are 'on' or 'off'"
+ @echo ""
+ @exit 1
+endif
+ @echo "Setting MMX flag to default value 'on'... (use MMX=on or MMX=off)"
+endif
+endif
+
+informSSE2:
+ifneq ($(SSE2),off)
+ifneq ($(SSE2),on)
+ifneq ($(SSE2),)
+ @echo "Invalid specified SSE option : "$(SSE2)"."
+ @echo
+ @echo -n "Possible choices for SSE2 are 'on' or 'off'"
+ @echo ""
+ @exit 1
+endif
+ @echo "Setting SSE2 flag to default value 'on'... (use SSE2=on or SSE2=off)"
+endif
+endif
+
+# pixman compilation and linking
+$(CFG_VAR)/%.obj: %.c
+ @mkdir -p $(CFG_VAR)
+ @$(CC) -c $(CFLAGS) -Fo"$@" $<
+
+$(CFG_VAR)/$(LIBRARY).lib: $(OBJECTS)
+ lib -NOLOGO -OUT:$@ $(OBJECTS) || exit 0
+
+pixman-combine32.c: pixman-combine.c.template pixman-combine32.h make-combine.pl
+ perl ./make-combine.pl 8 < $< > $@ || ($(RM) $@; exit 1)
+pixman-combine32.h: pixman-combine.h.template make-combine.pl
+ perl ./make-combine.pl 8 < $< > $@ || ($(RM) $@; exit 1)
+
+pixman-combine64.c: pixman-combine.c.template pixman-combine64.h make-combine.pl
+ perl ./make-combine.pl 16 < $< > $@ || ($(RM) $@; exit 1)
+pixman-combine64.h: pixman-combine.h.template make-combine.pl
+ perl ./make-combine.pl 16 < $< > $@ || ($(RM) $@; exit 1)
+
+clean_r:
+ @rm -f $(CFG_VAR)/*.obj $(CFG_VAR)/*.lib $(CFG_VAR)/*.pdb $(CFG)/*.ilk || exit 0
+ @rm -f $(CFG)/*.obj $(CFG)/*.lib $(CFG)/*.pdb $(CFG)/*.ilk pixman-combine32.c pixman-combine64.c pixman-combine64.c pixman-combine64.h || exit 0
diff --git a/pixman/pixman/pixman-fast-path.c b/pixman/pixman/pixman-fast-path.c index eb0971586..4cb8321aa 100644 --- a/pixman/pixman/pixman-fast-path.c +++ b/pixman/pixman/pixman-fast-path.c @@ -1,1935 +1,2227 @@ -/* -*- Mode: c; c-basic-offset: 4; tab-width: 8; indent-tabs-mode: t; -*- */ -/* - * Copyright © 2000 SuSE, Inc. - * Copyright © 2007 Red Hat, Inc. - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of SuSE not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. SuSE makes no representations about the - * suitability of this software for any purpose. It is provided "as is" - * without express or implied warranty. - * - * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE - * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - * - * Author: Keith Packard, SuSE, Inc. - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include <string.h> -#include <stdlib.h> -#include "pixman-private.h" -#include "pixman-combine32.h" -#include "pixman-fast-path.h" - -static force_inline uint32_t -fetch_24 (uint8_t *a) -{ - if (((unsigned long)a) & 1) - { -#ifdef WORDS_BIGENDIAN - return (*a << 16) | (*(uint16_t *)(a + 1)); -#else - return *a | (*(uint16_t *)(a + 1) << 8); -#endif - } - else - { -#ifdef WORDS_BIGENDIAN - return (*(uint16_t *)a << 8) | *(a + 2); -#else - return *(uint16_t *)a | (*(a + 2) << 16); -#endif - } -} - -static force_inline void -store_24 (uint8_t *a, - uint32_t v) -{ - if (((unsigned long)a) & 1) - { -#ifdef WORDS_BIGENDIAN - *a = (uint8_t) (v >> 16); - *(uint16_t *)(a + 1) = (uint16_t) (v); -#else - *a = (uint8_t) (v); - *(uint16_t *)(a + 1) = (uint16_t) (v >> 8); -#endif - } - else - { -#ifdef WORDS_BIGENDIAN - *(uint16_t *)a = (uint16_t)(v >> 8); - *(a + 2) = (uint8_t)v; -#else - *(uint16_t *)a = (uint16_t)v; - *(a + 2) = (uint8_t)(v >> 16); -#endif - } -} - -static force_inline uint32_t -over (uint32_t src, - uint32_t dest) -{ - uint32_t a = ~src >> 24; - - UN8x4_MUL_UN8_ADD_UN8x4 (dest, a, src); - - return dest; -} - -static uint32_t -in (uint32_t x, - uint8_t y) -{ - uint16_t a = y; - - UN8x4_MUL_UN8 (x, a); - - return x; -} - -/* - * Naming convention: - * - * op_src_mask_dest - */ -static void -fast_composite_over_x888_8_8888 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint32_t *src, *src_line; - uint32_t *dst, *dst_line; - uint8_t *mask, *mask_line; - int src_stride, mask_stride, dst_stride; - uint8_t m; - uint32_t s, d; - int32_t w; - - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1); - PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1); - PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1); - - while (height--) - { - src = src_line; - src_line += src_stride; - dst = dst_line; - dst_line += dst_stride; - mask = mask_line; - mask_line += mask_stride; - - w = width; - while (w--) - { - m = *mask++; - if (m) - { - s = *src | 0xff000000; - - if (m == 0xff) - { - *dst = s; - } - else - { - d = in (s, m); - *dst = over (d, *dst); - } - } - src++; - dst++; - } - } -} - -static void -fast_composite_in_n_8_8 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dest_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint32_t src, srca; - uint8_t *dst_line, *dst; - uint8_t *mask_line, *mask, m; - int dst_stride, mask_stride; - int32_t w; - uint16_t t; - - src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format); - - srca = src >> 24; - - PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1); - PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1); - - if (srca == 0xff) - { - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - mask = mask_line; - mask_line += mask_stride; - w = width; - - while (w--) - { - m = *mask++; - - if (m == 0) - *dst = 0; - else if (m != 0xff) - *dst = MUL_UN8 (m, *dst, t); - - dst++; - } - } - } - else - { - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - mask = mask_line; - mask_line += mask_stride; - w = width; - - while (w--) - { - m = *mask++; - m = MUL_UN8 (m, srca, t); - - if (m == 0) - *dst = 0; - else if (m != 0xff) - *dst = MUL_UN8 (m, *dst, t); - - dst++; - } - } - } -} - -static void -fast_composite_in_8_8 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dest_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint8_t *dst_line, *dst; - uint8_t *src_line, *src; - int dst_stride, src_stride; - int32_t w; - uint8_t s; - uint16_t t; - - PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint8_t, src_stride, src_line, 1); - PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1); - - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - src = src_line; - src_line += src_stride; - w = width; - - while (w--) - { - s = *src++; - - if (s == 0) - *dst = 0; - else if (s != 0xff) - *dst = MUL_UN8 (s, *dst, t); - - dst++; - } - } -} - -static void -fast_composite_over_n_8_8888 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint32_t src, srca; - uint32_t *dst_line, *dst, d; - uint8_t *mask_line, *mask, m; - int dst_stride, mask_stride; - int32_t w; - - src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format); - - srca = src >> 24; - if (src == 0) - return; - - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1); - PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1); - - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - mask = mask_line; - mask_line += mask_stride; - w = width; - - while (w--) - { - m = *mask++; - if (m == 0xff) - { - if (srca == 0xff) - *dst = src; - else - *dst = over (src, *dst); - } - else if (m) - { - d = in (src, m); - *dst = over (d, *dst); - } - dst++; - } - } -} - -static void -fast_composite_add_n_8888_8888_ca (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint32_t src, s; - uint32_t *dst_line, *dst, d; - uint32_t *mask_line, *mask, ma; - int dst_stride, mask_stride; - int32_t w; - - src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format); - - if (src == 0) - return; - - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1); - PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint32_t, mask_stride, mask_line, 1); - - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - mask = mask_line; - mask_line += mask_stride; - w = width; - - while (w--) - { - ma = *mask++; - - if (ma) - { - d = *dst; - s = src; - - UN8x4_MUL_UN8x4_ADD_UN8x4 (s, ma, d); - - *dst = s; - } - - dst++; - } - } -} - -static void -fast_composite_over_n_8888_8888_ca (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint32_t src, srca, s; - uint32_t *dst_line, *dst, d; - uint32_t *mask_line, *mask, ma; - int dst_stride, mask_stride; - int32_t w; - - src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format); - - srca = src >> 24; - if (src == 0) - return; - - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1); - PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint32_t, mask_stride, mask_line, 1); - - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - mask = mask_line; - mask_line += mask_stride; - w = width; - - while (w--) - { - ma = *mask++; - if (ma == 0xffffffff) - { - if (srca == 0xff) - *dst = src; - else - *dst = over (src, *dst); - } - else if (ma) - { - d = *dst; - s = src; - - UN8x4_MUL_UN8x4 (s, ma); - UN8x4_MUL_UN8 (ma, srca); - ma = ~ma; - UN8x4_MUL_UN8x4_ADD_UN8x4 (d, ma, s); - - *dst = d; - } - - dst++; - } - } -} - -static void -fast_composite_over_n_8_0888 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint32_t src, srca; - uint8_t *dst_line, *dst; - uint32_t d; - uint8_t *mask_line, *mask, m; - int dst_stride, mask_stride; - int32_t w; - - src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format); - - srca = src >> 24; - if (src == 0) - return; - - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 3); - PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1); - - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - mask = mask_line; - mask_line += mask_stride; - w = width; - - while (w--) - { - m = *mask++; - if (m == 0xff) - { - if (srca == 0xff) - { - d = src; - } - else - { - d = fetch_24 (dst); - d = over (src, d); - } - store_24 (dst, d); - } - else if (m) - { - d = over (in (src, m), fetch_24 (dst)); - store_24 (dst, d); - } - dst += 3; - } - } -} - -static void -fast_composite_over_n_8_0565 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint32_t src, srca; - uint16_t *dst_line, *dst; - uint32_t d; - uint8_t *mask_line, *mask, m; - int dst_stride, mask_stride; - int32_t w; - - src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format); - - srca = src >> 24; - if (src == 0) - return; - - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1); - PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1); - - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - mask = mask_line; - mask_line += mask_stride; - w = width; - - while (w--) - { - m = *mask++; - if (m == 0xff) - { - if (srca == 0xff) - { - d = src; - } - else - { - d = *dst; - d = over (src, CONVERT_0565_TO_0888 (d)); - } - *dst = CONVERT_8888_TO_0565 (d); - } - else if (m) - { - d = *dst; - d = over (in (src, m), CONVERT_0565_TO_0888 (d)); - *dst = CONVERT_8888_TO_0565 (d); - } - dst++; - } - } -} - -static void -fast_composite_over_n_8888_0565_ca (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint32_t src, srca, s; - uint16_t src16; - uint16_t *dst_line, *dst; - uint32_t d; - uint32_t *mask_line, *mask, ma; - int dst_stride, mask_stride; - int32_t w; - - src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format); - - srca = src >> 24; - if (src == 0) - return; - - src16 = CONVERT_8888_TO_0565 (src); - - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1); - PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint32_t, mask_stride, mask_line, 1); - - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - mask = mask_line; - mask_line += mask_stride; - w = width; - - while (w--) - { - ma = *mask++; - if (ma == 0xffffffff) - { - if (srca == 0xff) - { - *dst = src16; - } - else - { - d = *dst; - d = over (src, CONVERT_0565_TO_0888 (d)); - *dst = CONVERT_8888_TO_0565 (d); - } - } - else if (ma) - { - d = *dst; - d = CONVERT_0565_TO_0888 (d); - - s = src; - - UN8x4_MUL_UN8x4 (s, ma); - UN8x4_MUL_UN8 (ma, srca); - ma = ~ma; - UN8x4_MUL_UN8x4_ADD_UN8x4 (d, ma, s); - - *dst = CONVERT_8888_TO_0565 (d); - } - dst++; - } - } -} - -static void -fast_composite_over_8888_8888 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint32_t *dst_line, *dst; - uint32_t *src_line, *src, s; - int dst_stride, src_stride; - uint8_t a; - int32_t w; - - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1); - PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1); - - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - src = src_line; - src_line += src_stride; - w = width; - - while (w--) - { - s = *src++; - a = s >> 24; - if (a == 0xff) - *dst = s; - else if (s) - *dst = over (s, *dst); - dst++; - } - } -} - -static void -fast_composite_src_x888_8888 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint32_t *dst_line, *dst; - uint32_t *src_line, *src; - int dst_stride, src_stride; - int32_t w; - - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1); - PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1); - - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - src = src_line; - src_line += src_stride; - w = width; - - while (w--) - *dst++ = (*src++) | 0xff000000; - } -} - -#if 0 -static void -fast_composite_over_8888_0888 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint8_t *dst_line, *dst; - uint32_t d; - uint32_t *src_line, *src, s; - uint8_t a; - int dst_stride, src_stride; - int32_t w; - - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 3); - PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1); - - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - src = src_line; - src_line += src_stride; - w = width; - - while (w--) - { - s = *src++; - a = s >> 24; - if (a) - { - if (a == 0xff) - d = s; - else - d = over (s, fetch_24 (dst)); - - store_24 (dst, d); - } - dst += 3; - } - } -} -#endif - -static void -fast_composite_over_8888_0565 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint16_t *dst_line, *dst; - uint32_t d; - uint32_t *src_line, *src, s; - uint8_t a; - int dst_stride, src_stride; - int32_t w; - - PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1); - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1); - - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - src = src_line; - src_line += src_stride; - w = width; - - while (w--) - { - s = *src++; - a = s >> 24; - if (s) - { - if (a == 0xff) - { - d = s; - } - else - { - d = *dst; - d = over (s, CONVERT_0565_TO_0888 (d)); - } - *dst = CONVERT_8888_TO_0565 (d); - } - dst++; - } - } -} - -static void -fast_composite_src_x888_0565 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint16_t *dst_line, *dst; - uint32_t *src_line, *src, s; - int dst_stride, src_stride; - int32_t w; - - PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1); - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1); - - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - src = src_line; - src_line += src_stride; - w = width; - - while (w--) - { - s = *src++; - *dst = CONVERT_8888_TO_0565 (s); - dst++; - } - } -} - -static void -fast_composite_add_8_8 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint8_t *dst_line, *dst; - uint8_t *src_line, *src; - int dst_stride, src_stride; - int32_t w; - uint8_t s, d; - uint16_t t; - - PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint8_t, src_stride, src_line, 1); - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1); - - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - src = src_line; - src_line += src_stride; - w = width; - - while (w--) - { - s = *src++; - if (s) - { - if (s != 0xff) - { - d = *dst; - t = d + s; - s = t | (0 - (t >> 8)); - } - *dst = s; - } - dst++; - } - } -} - -static void -fast_composite_add_8888_8888 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint32_t *dst_line, *dst; - uint32_t *src_line, *src; - int dst_stride, src_stride; - int32_t w; - uint32_t s, d; - - PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1); - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1); - - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - src = src_line; - src_line += src_stride; - w = width; - - while (w--) - { - s = *src++; - if (s) - { - if (s != 0xffffffff) - { - d = *dst; - if (d) - UN8x4_ADD_UN8x4 (s, d); - } - *dst = s; - } - dst++; - } - } -} - -static void -fast_composite_add_n_8_8 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint8_t *dst_line, *dst; - uint8_t *mask_line, *mask; - int dst_stride, mask_stride; - int32_t w; - uint32_t src; - uint8_t sa; - - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1); - PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1); - src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format); - sa = (src >> 24); - - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - mask = mask_line; - mask_line += mask_stride; - w = width; - - while (w--) - { - uint16_t tmp; - uint16_t a; - uint32_t m, d; - uint32_t r; - - a = *mask++; - d = *dst; - - m = MUL_UN8 (sa, a, tmp); - r = ADD_UN8 (m, d, tmp); - - *dst++ = r; - } - } -} - -#ifdef WORDS_BIGENDIAN -#define CREATE_BITMASK(n) (0x80000000 >> (n)) -#define UPDATE_BITMASK(n) ((n) >> 1) -#else -#define CREATE_BITMASK(n) (1 << (n)) -#define UPDATE_BITMASK(n) ((n) << 1) -#endif - -#define TEST_BIT(p, n) \ - (*((p) + ((n) >> 5)) & CREATE_BITMASK ((n) & 31)) -#define SET_BIT(p, n) \ - do { *((p) + ((n) >> 5)) |= CREATE_BITMASK ((n) & 31); } while (0); - -static void -fast_composite_add_1000_1000 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint32_t *dst_line, *dst; - uint32_t *src_line, *src; - int dst_stride, src_stride; - int32_t w; - - PIXMAN_IMAGE_GET_LINE (src_image, 0, src_y, uint32_t, - src_stride, src_line, 1); - PIXMAN_IMAGE_GET_LINE (dst_image, 0, dest_y, uint32_t, - dst_stride, dst_line, 1); - - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - src = src_line; - src_line += src_stride; - w = width; - - while (w--) - { - /* - * TODO: improve performance by processing uint32_t data instead - * of individual bits - */ - if (TEST_BIT (src, src_x + w)) - SET_BIT (dst, dest_x + w); - } - } -} - -static void -fast_composite_over_n_1_8888 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint32_t src, srca; - uint32_t *dst, *dst_line; - uint32_t *mask, *mask_line; - int mask_stride, dst_stride; - uint32_t bitcache, bitmask; - int32_t w; - - if (width <= 0) - return; - - src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format); - srca = src >> 24; - if (src == 0) - return; - - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, - dst_stride, dst_line, 1); - PIXMAN_IMAGE_GET_LINE (mask_image, 0, mask_y, uint32_t, - mask_stride, mask_line, 1); - mask_line += mask_x >> 5; - - if (srca == 0xff) - { - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - mask = mask_line; - mask_line += mask_stride; - w = width; - - bitcache = *mask++; - bitmask = CREATE_BITMASK (mask_x & 31); - - while (w--) - { - if (bitmask == 0) - { - bitcache = *mask++; - bitmask = CREATE_BITMASK (0); - } - if (bitcache & bitmask) - *dst = src; - bitmask = UPDATE_BITMASK (bitmask); - dst++; - } - } - } - else - { - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - mask = mask_line; - mask_line += mask_stride; - w = width; - - bitcache = *mask++; - bitmask = CREATE_BITMASK (mask_x & 31); - - while (w--) - { - if (bitmask == 0) - { - bitcache = *mask++; - bitmask = CREATE_BITMASK (0); - } - if (bitcache & bitmask) - *dst = over (src, *dst); - bitmask = UPDATE_BITMASK (bitmask); - dst++; - } - } - } -} - -static void -fast_composite_over_n_1_0565 (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint32_t src, srca; - uint16_t *dst, *dst_line; - uint32_t *mask, *mask_line; - int mask_stride, dst_stride; - uint32_t bitcache, bitmask; - int32_t w; - uint32_t d; - uint16_t src565; - - if (width <= 0) - return; - - src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format); - srca = src >> 24; - if (src == 0) - return; - - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint16_t, - dst_stride, dst_line, 1); - PIXMAN_IMAGE_GET_LINE (mask_image, 0, mask_y, uint32_t, - mask_stride, mask_line, 1); - mask_line += mask_x >> 5; - - if (srca == 0xff) - { - src565 = CONVERT_8888_TO_0565 (src); - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - mask = mask_line; - mask_line += mask_stride; - w = width; - - bitcache = *mask++; - bitmask = CREATE_BITMASK (mask_x & 31); - - while (w--) - { - if (bitmask == 0) - { - bitcache = *mask++; - bitmask = CREATE_BITMASK (0); - } - if (bitcache & bitmask) - *dst = src565; - bitmask = UPDATE_BITMASK (bitmask); - dst++; - } - } - } - else - { - while (height--) - { - dst = dst_line; - dst_line += dst_stride; - mask = mask_line; - mask_line += mask_stride; - w = width; - - bitcache = *mask++; - bitmask = CREATE_BITMASK (mask_x & 31); - - while (w--) - { - if (bitmask == 0) - { - bitcache = *mask++; - bitmask = CREATE_BITMASK (0); - } - if (bitcache & bitmask) - { - d = over (src, CONVERT_0565_TO_0888 (*dst)); - *dst = CONVERT_8888_TO_0565 (d); - } - bitmask = UPDATE_BITMASK (bitmask); - dst++; - } - } - } -} - -/* - * Simple bitblt - */ - -static void -fast_composite_solid_fill (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint32_t src; - - src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format); - - if (dst_image->bits.format == PIXMAN_a1) - { - src = src >> 31; - } - else if (dst_image->bits.format == PIXMAN_a8) - { - src = src >> 24; - } - else if (dst_image->bits.format == PIXMAN_r5g6b5 || - dst_image->bits.format == PIXMAN_b5g6r5) - { - src = CONVERT_8888_TO_0565 (src); - } - - pixman_fill (dst_image->bits.bits, dst_image->bits.rowstride, - PIXMAN_FORMAT_BPP (dst_image->bits.format), - dest_x, dest_y, - width, height, - src); -} - -static void -fast_composite_src_memcpy (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - int bpp = PIXMAN_FORMAT_BPP (dst_image->bits.format) / 8; - uint32_t n_bytes = width * bpp; - int dst_stride, src_stride; - uint8_t *dst; - uint8_t *src; - - src_stride = src_image->bits.rowstride * 4; - dst_stride = dst_image->bits.rowstride * 4; - - src = (uint8_t *)src_image->bits.bits + src_y * src_stride + src_x * bpp; - dst = (uint8_t *)dst_image->bits.bits + dest_y * dst_stride + dest_x * bpp; - - while (height--) - { - memcpy (dst, src, n_bytes); - - dst += dst_stride; - src += src_stride; - } -} - -FAST_NEAREST (8888_8888_cover, 8888, 8888, uint32_t, uint32_t, SRC, COVER) -FAST_NEAREST (8888_8888_none, 8888, 8888, uint32_t, uint32_t, SRC, NONE) -FAST_NEAREST (8888_8888_pad, 8888, 8888, uint32_t, uint32_t, SRC, PAD) -FAST_NEAREST (8888_8888_normal, 8888, 8888, uint32_t, uint32_t, SRC, NORMAL) -FAST_NEAREST (8888_8888_cover, 8888, 8888, uint32_t, uint32_t, OVER, COVER) -FAST_NEAREST (8888_8888_none, 8888, 8888, uint32_t, uint32_t, OVER, NONE) -FAST_NEAREST (8888_8888_pad, 8888, 8888, uint32_t, uint32_t, OVER, PAD) -FAST_NEAREST (8888_8888_normal, 8888, 8888, uint32_t, uint32_t, OVER, NORMAL) -FAST_NEAREST (8888_565_cover, 8888, 0565, uint32_t, uint16_t, SRC, COVER) -FAST_NEAREST (8888_565_none, 8888, 0565, uint32_t, uint16_t, SRC, NONE) -FAST_NEAREST (8888_565_pad, 8888, 0565, uint32_t, uint16_t, SRC, PAD) -FAST_NEAREST (8888_565_normal, 8888, 0565, uint32_t, uint16_t, SRC, NORMAL) -FAST_NEAREST (565_565_normal, 0565, 0565, uint16_t, uint16_t, SRC, NORMAL) -FAST_NEAREST (8888_565_cover, 8888, 0565, uint32_t, uint16_t, OVER, COVER) -FAST_NEAREST (8888_565_none, 8888, 0565, uint32_t, uint16_t, OVER, NONE) -FAST_NEAREST (8888_565_pad, 8888, 0565, uint32_t, uint16_t, OVER, PAD) -FAST_NEAREST (8888_565_normal, 8888, 0565, uint32_t, uint16_t, OVER, NORMAL) - -/* Use more unrolling for src_0565_0565 because it is typically CPU bound */ -static force_inline void -scaled_nearest_scanline_565_565_SRC (uint16_t * dst, - uint16_t * src, - int32_t w, - pixman_fixed_t vx, - pixman_fixed_t unit_x, - pixman_fixed_t max_vx) -{ - uint16_t tmp1, tmp2, tmp3, tmp4; - while ((w -= 4) >= 0) - { - tmp1 = src[pixman_fixed_to_int (vx)]; - vx += unit_x; - tmp2 = src[pixman_fixed_to_int (vx)]; - vx += unit_x; - tmp3 = src[pixman_fixed_to_int (vx)]; - vx += unit_x; - tmp4 = src[pixman_fixed_to_int (vx)]; - vx += unit_x; - *dst++ = tmp1; - *dst++ = tmp2; - *dst++ = tmp3; - *dst++ = tmp4; - } - if (w & 2) - { - tmp1 = src[pixman_fixed_to_int (vx)]; - vx += unit_x; - tmp2 = src[pixman_fixed_to_int (vx)]; - vx += unit_x; - *dst++ = tmp1; - *dst++ = tmp2; - } - if (w & 1) - *dst++ = src[pixman_fixed_to_int (vx)]; -} - -FAST_NEAREST_MAINLOOP (565_565_cover_SRC, - scaled_nearest_scanline_565_565_SRC, - uint16_t, uint16_t, COVER) -FAST_NEAREST_MAINLOOP (565_565_none_SRC, - scaled_nearest_scanline_565_565_SRC, - uint16_t, uint16_t, NONE) -FAST_NEAREST_MAINLOOP (565_565_pad_SRC, - scaled_nearest_scanline_565_565_SRC, - uint16_t, uint16_t, PAD) - -static force_inline uint32_t -fetch_nearest (pixman_repeat_t src_repeat, - pixman_format_code_t format, - uint32_t *src, int x, int src_width) -{ - if (repeat (src_repeat, &x, src_width)) - { - if (format == PIXMAN_x8r8g8b8) - return *(src + x) | 0xff000000; - else - return *(src + x); - } - else - { - return 0; - } -} - -static force_inline void -combine_over (uint32_t s, uint32_t *dst) -{ - if (s) - { - uint8_t ia = 0xff - (s >> 24); - - if (ia) - UN8x4_MUL_UN8_ADD_UN8x4 (*dst, ia, s); - else - *dst = s; - } -} - -static force_inline void -combine_src (uint32_t s, uint32_t *dst) -{ - *dst = s; -} - -static void -fast_composite_scaled_nearest (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src_image, - pixman_image_t * mask_image, - pixman_image_t * dst_image, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height) -{ - uint32_t *dst_line; - uint32_t *src_line; - int dst_stride, src_stride; - int src_width, src_height; - pixman_repeat_t src_repeat; - pixman_fixed_t unit_x, unit_y; - pixman_format_code_t src_format; - pixman_vector_t v; - pixman_fixed_t vy; - - PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1); - /* pass in 0 instead of src_x and src_y because src_x and src_y need to be - * transformed from destination space to source space - */ - PIXMAN_IMAGE_GET_LINE (src_image, 0, 0, uint32_t, src_stride, src_line, 1); - - /* reference point is the center of the pixel */ - v.vector[0] = pixman_int_to_fixed (src_x) + pixman_fixed_1 / 2; - v.vector[1] = pixman_int_to_fixed (src_y) + pixman_fixed_1 / 2; - v.vector[2] = pixman_fixed_1; - - if (!pixman_transform_point_3d (src_image->common.transform, &v)) - return; - - unit_x = src_image->common.transform->matrix[0][0]; - unit_y = src_image->common.transform->matrix[1][1]; - - /* Round down to closest integer, ensuring that 0.5 rounds to 0, not 1 */ - v.vector[0] -= pixman_fixed_e; - v.vector[1] -= pixman_fixed_e; - - src_height = src_image->bits.height; - src_width = src_image->bits.width; - src_repeat = src_image->common.repeat; - src_format = src_image->bits.format; - - vy = v.vector[1]; - while (height--) - { - pixman_fixed_t vx = v.vector[0]; - int y = pixman_fixed_to_int (vy); - uint32_t *dst = dst_line; - - dst_line += dst_stride; - - /* adjust the y location by a unit vector in the y direction - * this is equivalent to transforming y+1 of the destination point to source space */ - vy += unit_y; - - if (!repeat (src_repeat, &y, src_height)) - { - if (op == PIXMAN_OP_SRC) - memset (dst, 0, sizeof (*dst) * width); - } - else - { - int w = width; - - uint32_t *src = src_line + y * src_stride; - - while (w >= 2) - { - uint32_t s1, s2; - int x1, x2; - - x1 = pixman_fixed_to_int (vx); - vx += unit_x; - - x2 = pixman_fixed_to_int (vx); - vx += unit_x; - - w -= 2; - - s1 = fetch_nearest (src_repeat, src_format, src, x1, src_width); - s2 = fetch_nearest (src_repeat, src_format, src, x2, src_width); - - if (op == PIXMAN_OP_OVER) - { - combine_over (s1, dst++); - combine_over (s2, dst++); - } - else - { - combine_src (s1, dst++); - combine_src (s2, dst++); - } - } - - while (w--) - { - uint32_t s; - int x; - - x = pixman_fixed_to_int (vx); - vx += unit_x; - - s = fetch_nearest (src_repeat, src_format, src, x, src_width); - - if (op == PIXMAN_OP_OVER) - combine_over (s, dst++); - else - combine_src (s, dst++); - } - } - } -} - -static const pixman_fast_path_t c_fast_paths[] = -{ - PIXMAN_STD_FAST_PATH (OVER, solid, a8, r5g6b5, fast_composite_over_n_8_0565), - PIXMAN_STD_FAST_PATH (OVER, solid, a8, b5g6r5, fast_composite_over_n_8_0565), - PIXMAN_STD_FAST_PATH (OVER, solid, a8, r8g8b8, fast_composite_over_n_8_0888), - PIXMAN_STD_FAST_PATH (OVER, solid, a8, b8g8r8, fast_composite_over_n_8_0888), - PIXMAN_STD_FAST_PATH (OVER, solid, a8, a8r8g8b8, fast_composite_over_n_8_8888), - PIXMAN_STD_FAST_PATH (OVER, solid, a8, x8r8g8b8, fast_composite_over_n_8_8888), - PIXMAN_STD_FAST_PATH (OVER, solid, a8, a8b8g8r8, fast_composite_over_n_8_8888), - PIXMAN_STD_FAST_PATH (OVER, solid, a8, x8b8g8r8, fast_composite_over_n_8_8888), - PIXMAN_STD_FAST_PATH (OVER, solid, a1, a8r8g8b8, fast_composite_over_n_1_8888), - PIXMAN_STD_FAST_PATH (OVER, solid, a1, x8r8g8b8, fast_composite_over_n_1_8888), - PIXMAN_STD_FAST_PATH (OVER, solid, a1, a8b8g8r8, fast_composite_over_n_1_8888), - PIXMAN_STD_FAST_PATH (OVER, solid, a1, x8b8g8r8, fast_composite_over_n_1_8888), - PIXMAN_STD_FAST_PATH (OVER, solid, a1, r5g6b5, fast_composite_over_n_1_0565), - PIXMAN_STD_FAST_PATH (OVER, solid, a1, b5g6r5, fast_composite_over_n_1_0565), - PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, a8r8g8b8, fast_composite_over_n_8888_8888_ca), - PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, x8r8g8b8, fast_composite_over_n_8888_8888_ca), - PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, r5g6b5, fast_composite_over_n_8888_0565_ca), - PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, a8b8g8r8, fast_composite_over_n_8888_8888_ca), - PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, x8b8g8r8, fast_composite_over_n_8888_8888_ca), - PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, b5g6r5, fast_composite_over_n_8888_0565_ca), - PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, a8, x8r8g8b8, fast_composite_over_x888_8_8888), - PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, a8, a8r8g8b8, fast_composite_over_x888_8_8888), - PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, a8, x8b8g8r8, fast_composite_over_x888_8_8888), - PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, a8, a8b8g8r8, fast_composite_over_x888_8_8888), - PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, a8r8g8b8, fast_composite_over_8888_8888), - PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, x8r8g8b8, fast_composite_over_8888_8888), - PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, r5g6b5, fast_composite_over_8888_0565), - PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, a8b8g8r8, fast_composite_over_8888_8888), - PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, x8b8g8r8, fast_composite_over_8888_8888), - PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, b5g6r5, fast_composite_over_8888_0565), - PIXMAN_STD_FAST_PATH (ADD, a8r8g8b8, null, a8r8g8b8, fast_composite_add_8888_8888), - PIXMAN_STD_FAST_PATH (ADD, a8b8g8r8, null, a8b8g8r8, fast_composite_add_8888_8888), - PIXMAN_STD_FAST_PATH (ADD, a8, null, a8, fast_composite_add_8_8), - PIXMAN_STD_FAST_PATH (ADD, a1, null, a1, fast_composite_add_1000_1000), - PIXMAN_STD_FAST_PATH_CA (ADD, solid, a8r8g8b8, a8r8g8b8, fast_composite_add_n_8888_8888_ca), - PIXMAN_STD_FAST_PATH (ADD, solid, a8, a8, fast_composite_add_n_8_8), - PIXMAN_STD_FAST_PATH (SRC, solid, null, a8r8g8b8, fast_composite_solid_fill), - PIXMAN_STD_FAST_PATH (SRC, solid, null, x8r8g8b8, fast_composite_solid_fill), - PIXMAN_STD_FAST_PATH (SRC, solid, null, a8b8g8r8, fast_composite_solid_fill), - PIXMAN_STD_FAST_PATH (SRC, solid, null, x8b8g8r8, fast_composite_solid_fill), - PIXMAN_STD_FAST_PATH (SRC, solid, null, a1, fast_composite_solid_fill), - PIXMAN_STD_FAST_PATH (SRC, solid, null, a8, fast_composite_solid_fill), - PIXMAN_STD_FAST_PATH (SRC, solid, null, r5g6b5, fast_composite_solid_fill), - PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, a8r8g8b8, fast_composite_src_x888_8888), - PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, a8b8g8r8, fast_composite_src_x888_8888), - PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, x8r8g8b8, fast_composite_src_memcpy), - PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, a8r8g8b8, fast_composite_src_memcpy), - PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, x8r8g8b8, fast_composite_src_memcpy), - PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, x8b8g8r8, fast_composite_src_memcpy), - PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, a8b8g8r8, fast_composite_src_memcpy), - PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, x8b8g8r8, fast_composite_src_memcpy), - PIXMAN_STD_FAST_PATH (SRC, b8g8r8a8, null, b8g8r8x8, fast_composite_src_memcpy), - PIXMAN_STD_FAST_PATH (SRC, b8g8r8a8, null, b8g8r8a8, fast_composite_src_memcpy), - PIXMAN_STD_FAST_PATH (SRC, b8g8r8x8, null, b8g8r8x8, fast_composite_src_memcpy), - PIXMAN_STD_FAST_PATH (SRC, r5g6b5, null, r5g6b5, fast_composite_src_memcpy), - PIXMAN_STD_FAST_PATH (SRC, b5g6r5, null, b5g6r5, fast_composite_src_memcpy), - PIXMAN_STD_FAST_PATH (SRC, r8g8b8, null, r8g8b8, fast_composite_src_memcpy), - PIXMAN_STD_FAST_PATH (SRC, b8g8r8, null, b8g8r8, fast_composite_src_memcpy), - PIXMAN_STD_FAST_PATH (SRC, x1r5g5b5, null, x1r5g5b5, fast_composite_src_memcpy), - PIXMAN_STD_FAST_PATH (SRC, a1r5g5b5, null, x1r5g5b5, fast_composite_src_memcpy), - PIXMAN_STD_FAST_PATH (SRC, a8, null, a8, fast_composite_src_memcpy), - PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, r5g6b5, fast_composite_src_x888_0565), - PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, r5g6b5, fast_composite_src_x888_0565), - PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, b5g6r5, fast_composite_src_x888_0565), - PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, b5g6r5, fast_composite_src_x888_0565), - PIXMAN_STD_FAST_PATH (IN, a8, null, a8, fast_composite_in_8_8), - PIXMAN_STD_FAST_PATH (IN, solid, a8, a8, fast_composite_in_n_8_8), - - SIMPLE_NEAREST_FAST_PATH (SRC, x8r8g8b8, x8r8g8b8, 8888_8888), - SIMPLE_NEAREST_FAST_PATH (SRC, a8r8g8b8, x8r8g8b8, 8888_8888), - SIMPLE_NEAREST_FAST_PATH (SRC, x8b8g8r8, x8b8g8r8, 8888_8888), - SIMPLE_NEAREST_FAST_PATH (SRC, a8b8g8r8, x8b8g8r8, 8888_8888), - - SIMPLE_NEAREST_FAST_PATH (SRC, a8r8g8b8, a8r8g8b8, 8888_8888), - SIMPLE_NEAREST_FAST_PATH (SRC, a8b8g8r8, a8b8g8r8, 8888_8888), - - SIMPLE_NEAREST_FAST_PATH (SRC, x8r8g8b8, r5g6b5, 8888_565), - SIMPLE_NEAREST_FAST_PATH (SRC, a8r8g8b8, r5g6b5, 8888_565), - - SIMPLE_NEAREST_FAST_PATH (SRC, r5g6b5, r5g6b5, 565_565), - - SIMPLE_NEAREST_FAST_PATH (OVER, a8r8g8b8, x8r8g8b8, 8888_8888), - SIMPLE_NEAREST_FAST_PATH (OVER, a8b8g8r8, x8b8g8r8, 8888_8888), - SIMPLE_NEAREST_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8, 8888_8888), - SIMPLE_NEAREST_FAST_PATH (OVER, a8b8g8r8, a8b8g8r8, 8888_8888), - - SIMPLE_NEAREST_FAST_PATH (OVER, a8r8g8b8, r5g6b5, 8888_565), - -#define NEAREST_FAST_PATH(op,s,d) \ - { PIXMAN_OP_ ## op, \ - PIXMAN_ ## s, SCALED_NEAREST_FLAGS, \ - PIXMAN_null, 0, \ - PIXMAN_ ## d, FAST_PATH_STD_DEST_FLAGS, \ - fast_composite_scaled_nearest, \ - } - - NEAREST_FAST_PATH (SRC, x8r8g8b8, x8r8g8b8), - NEAREST_FAST_PATH (SRC, a8r8g8b8, x8r8g8b8), - NEAREST_FAST_PATH (SRC, x8b8g8r8, x8b8g8r8), - NEAREST_FAST_PATH (SRC, a8b8g8r8, x8b8g8r8), - - NEAREST_FAST_PATH (SRC, x8r8g8b8, a8r8g8b8), - NEAREST_FAST_PATH (SRC, a8r8g8b8, a8r8g8b8), - NEAREST_FAST_PATH (SRC, x8b8g8r8, a8b8g8r8), - NEAREST_FAST_PATH (SRC, a8b8g8r8, a8b8g8r8), - - NEAREST_FAST_PATH (OVER, x8r8g8b8, x8r8g8b8), - NEAREST_FAST_PATH (OVER, a8r8g8b8, x8r8g8b8), - NEAREST_FAST_PATH (OVER, x8b8g8r8, x8b8g8r8), - NEAREST_FAST_PATH (OVER, a8b8g8r8, x8b8g8r8), - - NEAREST_FAST_PATH (OVER, x8r8g8b8, a8r8g8b8), - NEAREST_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8), - NEAREST_FAST_PATH (OVER, x8b8g8r8, a8b8g8r8), - NEAREST_FAST_PATH (OVER, a8b8g8r8, a8b8g8r8), - - { PIXMAN_OP_NONE }, -}; - -#ifdef WORDS_BIGENDIAN -#define A1_FILL_MASK(n, offs) (((1 << (n)) - 1) << (32 - (offs) - (n))) -#else -#define A1_FILL_MASK(n, offs) (((1 << (n)) - 1) << (offs)) -#endif - -static force_inline void -pixman_fill1_line (uint32_t *dst, int offs, int width, int v) -{ - if (offs) - { - int leading_pixels = 32 - offs; - if (leading_pixels >= width) - { - if (v) - *dst |= A1_FILL_MASK (width, offs); - else - *dst &= ~A1_FILL_MASK (width, offs); - return; - } - else - { - if (v) - *dst++ |= A1_FILL_MASK (leading_pixels, offs); - else - *dst++ &= ~A1_FILL_MASK (leading_pixels, offs); - width -= leading_pixels; - } - } - while (width >= 32) - { - if (v) - *dst++ = 0xFFFFFFFF; - else - *dst++ = 0; - width -= 32; - } - if (width > 0) - { - if (v) - *dst |= A1_FILL_MASK (width, 0); - else - *dst &= ~A1_FILL_MASK (width, 0); - } -} - -static void -pixman_fill1 (uint32_t *bits, - int stride, - int x, - int y, - int width, - int height, - uint32_t xor) -{ - uint32_t *dst = bits + y * stride + (x >> 5); - int offs = x & 31; - - if (xor & 1) - { - while (height--) - { - pixman_fill1_line (dst, offs, width, 1); - dst += stride; - } - } - else - { - while (height--) - { - pixman_fill1_line (dst, offs, width, 0); - dst += stride; - } - } -} - -static void -pixman_fill8 (uint32_t *bits, - int stride, - int x, - int y, - int width, - int height, - uint32_t xor) -{ - int byte_stride = stride * (int) sizeof (uint32_t); - uint8_t *dst = (uint8_t *) bits; - uint8_t v = xor & 0xff; - int i; - - dst = dst + y * byte_stride + x; - - while (height--) - { - for (i = 0; i < width; ++i) - dst[i] = v; - - dst += byte_stride; - } -} - -static void -pixman_fill16 (uint32_t *bits, - int stride, - int x, - int y, - int width, - int height, - uint32_t xor) -{ - int short_stride = - (stride * (int)sizeof (uint32_t)) / (int)sizeof (uint16_t); - uint16_t *dst = (uint16_t *)bits; - uint16_t v = xor & 0xffff; - int i; - - dst = dst + y * short_stride + x; - - while (height--) - { - for (i = 0; i < width; ++i) - dst[i] = v; - - dst += short_stride; - } -} - -static void -pixman_fill32 (uint32_t *bits, - int stride, - int x, - int y, - int width, - int height, - uint32_t xor) -{ - int i; - - bits = bits + y * stride + x; - - while (height--) - { - for (i = 0; i < width; ++i) - bits[i] = xor; - - bits += stride; - } -} - -static pixman_bool_t -fast_path_fill (pixman_implementation_t *imp, - uint32_t * bits, - int stride, - int bpp, - int x, - int y, - int width, - int height, - uint32_t xor) -{ - switch (bpp) - { - case 1: - pixman_fill1 (bits, stride, x, y, width, height, xor); - break; - - case 8: - pixman_fill8 (bits, stride, x, y, width, height, xor); - break; - - case 16: - pixman_fill16 (bits, stride, x, y, width, height, xor); - break; - - case 32: - pixman_fill32 (bits, stride, x, y, width, height, xor); - break; - - default: - return _pixman_implementation_fill ( - imp->delegate, bits, stride, bpp, x, y, width, height, xor); - break; - } - - return TRUE; -} - -pixman_implementation_t * -_pixman_implementation_create_fast_path (pixman_implementation_t *fallback) -{ - pixman_implementation_t *imp = _pixman_implementation_create (fallback, c_fast_paths); - - imp->fill = fast_path_fill; - - return imp; -} +/* -*- Mode: c; c-basic-offset: 4; tab-width: 8; indent-tabs-mode: t; -*- */
+/*
+ * Copyright © 2000 SuSE, Inc.
+ * Copyright © 2007 Red Hat, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of SuSE not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. SuSE makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
+ * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: Keith Packard, SuSE, Inc.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <string.h>
+#include <stdlib.h>
+#include "pixman-private.h"
+#include "pixman-combine32.h"
+#include "pixman-fast-path.h"
+
+static force_inline uint32_t
+fetch_24 (uint8_t *a)
+{
+ if (((unsigned long)a) & 1)
+ {
+#ifdef WORDS_BIGENDIAN
+ return (*a << 16) | (*(uint16_t *)(a + 1));
+#else
+ return *a | (*(uint16_t *)(a + 1) << 8);
+#endif
+ }
+ else
+ {
+#ifdef WORDS_BIGENDIAN
+ return (*(uint16_t *)a << 8) | *(a + 2);
+#else
+ return *(uint16_t *)a | (*(a + 2) << 16);
+#endif
+ }
+}
+
+static force_inline void
+store_24 (uint8_t *a,
+ uint32_t v)
+{
+ if (((unsigned long)a) & 1)
+ {
+#ifdef WORDS_BIGENDIAN
+ *a = (uint8_t) (v >> 16);
+ *(uint16_t *)(a + 1) = (uint16_t) (v);
+#else
+ *a = (uint8_t) (v);
+ *(uint16_t *)(a + 1) = (uint16_t) (v >> 8);
+#endif
+ }
+ else
+ {
+#ifdef WORDS_BIGENDIAN
+ *(uint16_t *)a = (uint16_t)(v >> 8);
+ *(a + 2) = (uint8_t)v;
+#else
+ *(uint16_t *)a = (uint16_t)v;
+ *(a + 2) = (uint8_t)(v >> 16);
+#endif
+ }
+}
+
+static force_inline uint32_t
+over (uint32_t src,
+ uint32_t dest)
+{
+ uint32_t a = ~src >> 24;
+
+ UN8x4_MUL_UN8_ADD_UN8x4 (dest, a, src);
+
+ return dest;
+}
+
+static uint32_t
+in (uint32_t x,
+ uint8_t y)
+{
+ uint16_t a = y;
+
+ UN8x4_MUL_UN8 (x, a);
+
+ return x;
+}
+
+/*
+ * Naming convention:
+ *
+ * op_src_mask_dest
+ */
+static void
+fast_composite_over_x888_8_8888 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint32_t *src, *src_line;
+ uint32_t *dst, *dst_line;
+ uint8_t *mask, *mask_line;
+ int src_stride, mask_stride, dst_stride;
+ uint8_t m;
+ uint32_t s, d;
+ int32_t w;
+
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
+
+ while (height--)
+ {
+ src = src_line;
+ src_line += src_stride;
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+
+ w = width;
+ while (w--)
+ {
+ m = *mask++;
+ if (m)
+ {
+ s = *src | 0xff000000;
+
+ if (m == 0xff)
+ {
+ *dst = s;
+ }
+ else
+ {
+ d = in (s, m);
+ *dst = over (d, *dst);
+ }
+ }
+ src++;
+ dst++;
+ }
+ }
+}
+
+static void
+fast_composite_in_n_8_8 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dest_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint32_t src, srca;
+ uint8_t *dst_line, *dst;
+ uint8_t *mask_line, *mask, m;
+ int dst_stride, mask_stride;
+ int32_t w;
+ uint16_t t;
+
+ src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
+
+ srca = src >> 24;
+
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
+
+ if (srca == 0xff)
+ {
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ while (w--)
+ {
+ m = *mask++;
+
+ if (m == 0)
+ *dst = 0;
+ else if (m != 0xff)
+ *dst = MUL_UN8 (m, *dst, t);
+
+ dst++;
+ }
+ }
+ }
+ else
+ {
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ while (w--)
+ {
+ m = *mask++;
+ m = MUL_UN8 (m, srca, t);
+
+ if (m == 0)
+ *dst = 0;
+ else if (m != 0xff)
+ *dst = MUL_UN8 (m, *dst, t);
+
+ dst++;
+ }
+ }
+ }
+}
+
+static void
+fast_composite_in_8_8 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dest_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint8_t *dst_line, *dst;
+ uint8_t *src_line, *src;
+ int dst_stride, src_stride;
+ int32_t w;
+ uint8_t s;
+ uint16_t t;
+
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint8_t, src_stride, src_line, 1);
+ PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w--)
+ {
+ s = *src++;
+
+ if (s == 0)
+ *dst = 0;
+ else if (s != 0xff)
+ *dst = MUL_UN8 (s, *dst, t);
+
+ dst++;
+ }
+ }
+}
+
+static void
+fast_composite_over_n_8_8888 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint32_t src, srca;
+ uint32_t *dst_line, *dst, d;
+ uint8_t *mask_line, *mask, m;
+ int dst_stride, mask_stride;
+ int32_t w;
+
+ src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format);
+
+ srca = src >> 24;
+ if (src == 0)
+ return;
+
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ while (w--)
+ {
+ m = *mask++;
+ if (m == 0xff)
+ {
+ if (srca == 0xff)
+ *dst = src;
+ else
+ *dst = over (src, *dst);
+ }
+ else if (m)
+ {
+ d = in (src, m);
+ *dst = over (d, *dst);
+ }
+ dst++;
+ }
+ }
+}
+
+static void
+fast_composite_add_n_8888_8888_ca (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint32_t src, s;
+ uint32_t *dst_line, *dst, d;
+ uint32_t *mask_line, *mask, ma;
+ int dst_stride, mask_stride;
+ int32_t w;
+
+ src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format);
+
+ if (src == 0)
+ return;
+
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint32_t, mask_stride, mask_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ while (w--)
+ {
+ ma = *mask++;
+
+ if (ma)
+ {
+ d = *dst;
+ s = src;
+
+ UN8x4_MUL_UN8x4_ADD_UN8x4 (s, ma, d);
+
+ *dst = s;
+ }
+
+ dst++;
+ }
+ }
+}
+
+static void
+fast_composite_over_n_8888_8888_ca (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint32_t src, srca, s;
+ uint32_t *dst_line, *dst, d;
+ uint32_t *mask_line, *mask, ma;
+ int dst_stride, mask_stride;
+ int32_t w;
+
+ src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format);
+
+ srca = src >> 24;
+ if (src == 0)
+ return;
+
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint32_t, mask_stride, mask_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ while (w--)
+ {
+ ma = *mask++;
+ if (ma == 0xffffffff)
+ {
+ if (srca == 0xff)
+ *dst = src;
+ else
+ *dst = over (src, *dst);
+ }
+ else if (ma)
+ {
+ d = *dst;
+ s = src;
+
+ UN8x4_MUL_UN8x4 (s, ma);
+ UN8x4_MUL_UN8 (ma, srca);
+ ma = ~ma;
+ UN8x4_MUL_UN8x4_ADD_UN8x4 (d, ma, s);
+
+ *dst = d;
+ }
+
+ dst++;
+ }
+ }
+}
+
+static void
+fast_composite_over_n_8_0888 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint32_t src, srca;
+ uint8_t *dst_line, *dst;
+ uint32_t d;
+ uint8_t *mask_line, *mask, m;
+ int dst_stride, mask_stride;
+ int32_t w;
+
+ src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format);
+
+ srca = src >> 24;
+ if (src == 0)
+ return;
+
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 3);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ while (w--)
+ {
+ m = *mask++;
+ if (m == 0xff)
+ {
+ if (srca == 0xff)
+ {
+ d = src;
+ }
+ else
+ {
+ d = fetch_24 (dst);
+ d = over (src, d);
+ }
+ store_24 (dst, d);
+ }
+ else if (m)
+ {
+ d = over (in (src, m), fetch_24 (dst));
+ store_24 (dst, d);
+ }
+ dst += 3;
+ }
+ }
+}
+
+static void
+fast_composite_over_n_8_0565 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint32_t src, srca;
+ uint16_t *dst_line, *dst;
+ uint32_t d;
+ uint8_t *mask_line, *mask, m;
+ int dst_stride, mask_stride;
+ int32_t w;
+
+ src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format);
+
+ srca = src >> 24;
+ if (src == 0)
+ return;
+
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ while (w--)
+ {
+ m = *mask++;
+ if (m == 0xff)
+ {
+ if (srca == 0xff)
+ {
+ d = src;
+ }
+ else
+ {
+ d = *dst;
+ d = over (src, CONVERT_0565_TO_0888 (d));
+ }
+ *dst = CONVERT_8888_TO_0565 (d);
+ }
+ else if (m)
+ {
+ d = *dst;
+ d = over (in (src, m), CONVERT_0565_TO_0888 (d));
+ *dst = CONVERT_8888_TO_0565 (d);
+ }
+ dst++;
+ }
+ }
+}
+
+static void
+fast_composite_over_n_8888_0565_ca (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint32_t src, srca, s;
+ uint16_t src16;
+ uint16_t *dst_line, *dst;
+ uint32_t d;
+ uint32_t *mask_line, *mask, ma;
+ int dst_stride, mask_stride;
+ int32_t w;
+
+ src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format);
+
+ srca = src >> 24;
+ if (src == 0)
+ return;
+
+ src16 = CONVERT_8888_TO_0565 (src);
+
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint32_t, mask_stride, mask_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ while (w--)
+ {
+ ma = *mask++;
+ if (ma == 0xffffffff)
+ {
+ if (srca == 0xff)
+ {
+ *dst = src16;
+ }
+ else
+ {
+ d = *dst;
+ d = over (src, CONVERT_0565_TO_0888 (d));
+ *dst = CONVERT_8888_TO_0565 (d);
+ }
+ }
+ else if (ma)
+ {
+ d = *dst;
+ d = CONVERT_0565_TO_0888 (d);
+
+ s = src;
+
+ UN8x4_MUL_UN8x4 (s, ma);
+ UN8x4_MUL_UN8 (ma, srca);
+ ma = ~ma;
+ UN8x4_MUL_UN8x4_ADD_UN8x4 (d, ma, s);
+
+ *dst = CONVERT_8888_TO_0565 (d);
+ }
+ dst++;
+ }
+ }
+}
+
+static void
+fast_composite_over_8888_8888 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint32_t *dst_line, *dst;
+ uint32_t *src_line, *src, s;
+ int dst_stride, src_stride;
+ uint8_t a;
+ int32_t w;
+
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w--)
+ {
+ s = *src++;
+ a = s >> 24;
+ if (a == 0xff)
+ *dst = s;
+ else if (s)
+ *dst = over (s, *dst);
+ dst++;
+ }
+ }
+}
+
+static void
+fast_composite_src_x888_8888 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint32_t *dst_line, *dst;
+ uint32_t *src_line, *src;
+ int dst_stride, src_stride;
+ int32_t w;
+
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w--)
+ *dst++ = (*src++) | 0xff000000;
+ }
+}
+
+#if 0
+static void
+fast_composite_over_8888_0888 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint8_t *dst_line, *dst;
+ uint32_t d;
+ uint32_t *src_line, *src, s;
+ uint8_t a;
+ int dst_stride, src_stride;
+ int32_t w;
+
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 3);
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w--)
+ {
+ s = *src++;
+ a = s >> 24;
+ if (a)
+ {
+ if (a == 0xff)
+ d = s;
+ else
+ d = over (s, fetch_24 (dst));
+
+ store_24 (dst, d);
+ }
+ dst += 3;
+ }
+ }
+}
+#endif
+
+static void
+fast_composite_over_8888_0565 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint16_t *dst_line, *dst;
+ uint32_t d;
+ uint32_t *src_line, *src, s;
+ uint8_t a;
+ int dst_stride, src_stride;
+ int32_t w;
+
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w--)
+ {
+ s = *src++;
+ a = s >> 24;
+ if (s)
+ {
+ if (a == 0xff)
+ {
+ d = s;
+ }
+ else
+ {
+ d = *dst;
+ d = over (s, CONVERT_0565_TO_0888 (d));
+ }
+ *dst = CONVERT_8888_TO_0565 (d);
+ }
+ dst++;
+ }
+ }
+}
+
+static void
+fast_composite_src_x888_0565 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint16_t *dst_line, *dst;
+ uint32_t *src_line, *src, s;
+ int dst_stride, src_stride;
+ int32_t w;
+
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w--)
+ {
+ s = *src++;
+ *dst = CONVERT_8888_TO_0565 (s);
+ dst++;
+ }
+ }
+}
+
+static void
+fast_composite_add_8_8 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint8_t *dst_line, *dst;
+ uint8_t *src_line, *src;
+ int dst_stride, src_stride;
+ int32_t w;
+ uint8_t s, d;
+ uint16_t t;
+
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint8_t, src_stride, src_line, 1);
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w--)
+ {
+ s = *src++;
+ if (s)
+ {
+ if (s != 0xff)
+ {
+ d = *dst;
+ t = d + s;
+ s = t | (0 - (t >> 8));
+ }
+ *dst = s;
+ }
+ dst++;
+ }
+ }
+}
+
+static void
+fast_composite_add_8888_8888 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint32_t *dst_line, *dst;
+ uint32_t *src_line, *src;
+ int dst_stride, src_stride;
+ int32_t w;
+ uint32_t s, d;
+
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w--)
+ {
+ s = *src++;
+ if (s)
+ {
+ if (s != 0xffffffff)
+ {
+ d = *dst;
+ if (d)
+ UN8x4_ADD_UN8x4 (s, d);
+ }
+ *dst = s;
+ }
+ dst++;
+ }
+ }
+}
+
+static void
+fast_composite_add_n_8_8 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint8_t *dst_line, *dst;
+ uint8_t *mask_line, *mask;
+ int dst_stride, mask_stride;
+ int32_t w;
+ uint32_t src;
+ uint8_t sa;
+
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
+ src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format);
+ sa = (src >> 24);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ while (w--)
+ {
+ uint16_t tmp;
+ uint16_t a;
+ uint32_t m, d;
+ uint32_t r;
+
+ a = *mask++;
+ d = *dst;
+
+ m = MUL_UN8 (sa, a, tmp);
+ r = ADD_UN8 (m, d, tmp);
+
+ *dst++ = r;
+ }
+ }
+}
+
+#ifdef WORDS_BIGENDIAN
+#define CREATE_BITMASK(n) (0x80000000 >> (n))
+#define UPDATE_BITMASK(n) ((n) >> 1)
+#else
+#define CREATE_BITMASK(n) (1 << (n))
+#define UPDATE_BITMASK(n) ((n) << 1)
+#endif
+
+#define TEST_BIT(p, n) \
+ (*((p) + ((n) >> 5)) & CREATE_BITMASK ((n) & 31))
+#define SET_BIT(p, n) \
+ do { *((p) + ((n) >> 5)) |= CREATE_BITMASK ((n) & 31); } while (0);
+
+static void
+fast_composite_add_1000_1000 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint32_t *dst_line, *dst;
+ uint32_t *src_line, *src;
+ int dst_stride, src_stride;
+ int32_t w;
+
+ PIXMAN_IMAGE_GET_LINE (src_image, 0, src_y, uint32_t,
+ src_stride, src_line, 1);
+ PIXMAN_IMAGE_GET_LINE (dst_image, 0, dest_y, uint32_t,
+ dst_stride, dst_line, 1);
+
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ src = src_line;
+ src_line += src_stride;
+ w = width;
+
+ while (w--)
+ {
+ /*
+ * TODO: improve performance by processing uint32_t data instead
+ * of individual bits
+ */
+ if (TEST_BIT (src, src_x + w))
+ SET_BIT (dst, dest_x + w);
+ }
+ }
+}
+
+static void
+fast_composite_over_n_1_8888 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint32_t src, srca;
+ uint32_t *dst, *dst_line;
+ uint32_t *mask, *mask_line;
+ int mask_stride, dst_stride;
+ uint32_t bitcache, bitmask;
+ int32_t w;
+
+ if (width <= 0)
+ return;
+
+ src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format);
+ srca = src >> 24;
+ if (src == 0)
+ return;
+
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t,
+ dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, 0, mask_y, uint32_t,
+ mask_stride, mask_line, 1);
+ mask_line += mask_x >> 5;
+
+ if (srca == 0xff)
+ {
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ bitcache = *mask++;
+ bitmask = CREATE_BITMASK (mask_x & 31);
+
+ while (w--)
+ {
+ if (bitmask == 0)
+ {
+ bitcache = *mask++;
+ bitmask = CREATE_BITMASK (0);
+ }
+ if (bitcache & bitmask)
+ *dst = src;
+ bitmask = UPDATE_BITMASK (bitmask);
+ dst++;
+ }
+ }
+ }
+ else
+ {
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ bitcache = *mask++;
+ bitmask = CREATE_BITMASK (mask_x & 31);
+
+ while (w--)
+ {
+ if (bitmask == 0)
+ {
+ bitcache = *mask++;
+ bitmask = CREATE_BITMASK (0);
+ }
+ if (bitcache & bitmask)
+ *dst = over (src, *dst);
+ bitmask = UPDATE_BITMASK (bitmask);
+ dst++;
+ }
+ }
+ }
+}
+
+static void
+fast_composite_over_n_1_0565 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint32_t src, srca;
+ uint16_t *dst, *dst_line;
+ uint32_t *mask, *mask_line;
+ int mask_stride, dst_stride;
+ uint32_t bitcache, bitmask;
+ int32_t w;
+ uint32_t d;
+ uint16_t src565;
+
+ if (width <= 0)
+ return;
+
+ src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format);
+ srca = src >> 24;
+ if (src == 0)
+ return;
+
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint16_t,
+ dst_stride, dst_line, 1);
+ PIXMAN_IMAGE_GET_LINE (mask_image, 0, mask_y, uint32_t,
+ mask_stride, mask_line, 1);
+ mask_line += mask_x >> 5;
+
+ if (srca == 0xff)
+ {
+ src565 = CONVERT_8888_TO_0565 (src);
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ bitcache = *mask++;
+ bitmask = CREATE_BITMASK (mask_x & 31);
+
+ while (w--)
+ {
+ if (bitmask == 0)
+ {
+ bitcache = *mask++;
+ bitmask = CREATE_BITMASK (0);
+ }
+ if (bitcache & bitmask)
+ *dst = src565;
+ bitmask = UPDATE_BITMASK (bitmask);
+ dst++;
+ }
+ }
+ }
+ else
+ {
+ while (height--)
+ {
+ dst = dst_line;
+ dst_line += dst_stride;
+ mask = mask_line;
+ mask_line += mask_stride;
+ w = width;
+
+ bitcache = *mask++;
+ bitmask = CREATE_BITMASK (mask_x & 31);
+
+ while (w--)
+ {
+ if (bitmask == 0)
+ {
+ bitcache = *mask++;
+ bitmask = CREATE_BITMASK (0);
+ }
+ if (bitcache & bitmask)
+ {
+ d = over (src, CONVERT_0565_TO_0888 (*dst));
+ *dst = CONVERT_8888_TO_0565 (d);
+ }
+ bitmask = UPDATE_BITMASK (bitmask);
+ dst++;
+ }
+ }
+ }
+}
+
+/*
+ * Simple bitblt
+ */
+
+static void
+fast_composite_solid_fill (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint32_t src;
+
+ src = _pixman_image_get_solid (imp, src_image, dst_image->bits.format);
+
+ if (dst_image->bits.format == PIXMAN_a1)
+ {
+ src = src >> 31;
+ }
+ else if (dst_image->bits.format == PIXMAN_a8)
+ {
+ src = src >> 24;
+ }
+ else if (dst_image->bits.format == PIXMAN_r5g6b5 ||
+ dst_image->bits.format == PIXMAN_b5g6r5)
+ {
+ src = CONVERT_8888_TO_0565 (src);
+ }
+
+ pixman_fill (dst_image->bits.bits, dst_image->bits.rowstride,
+ PIXMAN_FORMAT_BPP (dst_image->bits.format),
+ dest_x, dest_y,
+ width, height,
+ src);
+}
+
+static void
+fast_composite_src_memcpy (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ int bpp = PIXMAN_FORMAT_BPP (dst_image->bits.format) / 8;
+ uint32_t n_bytes = width * bpp;
+ int dst_stride, src_stride;
+ uint8_t *dst;
+ uint8_t *src;
+
+ src_stride = src_image->bits.rowstride * 4;
+ dst_stride = dst_image->bits.rowstride * 4;
+
+ src = (uint8_t *)src_image->bits.bits + src_y * src_stride + src_x * bpp;
+ dst = (uint8_t *)dst_image->bits.bits + dest_y * dst_stride + dest_x * bpp;
+
+ while (height--)
+ {
+ memcpy (dst, src, n_bytes);
+
+ dst += dst_stride;
+ src += src_stride;
+ }
+}
+
+FAST_NEAREST (8888_8888_cover, 8888, 8888, uint32_t, uint32_t, SRC, COVER)
+FAST_NEAREST (8888_8888_none, 8888, 8888, uint32_t, uint32_t, SRC, NONE)
+FAST_NEAREST (8888_8888_pad, 8888, 8888, uint32_t, uint32_t, SRC, PAD)
+FAST_NEAREST (8888_8888_normal, 8888, 8888, uint32_t, uint32_t, SRC, NORMAL)
+FAST_NEAREST (8888_8888_cover, 8888, 8888, uint32_t, uint32_t, OVER, COVER)
+FAST_NEAREST (8888_8888_none, 8888, 8888, uint32_t, uint32_t, OVER, NONE)
+FAST_NEAREST (8888_8888_pad, 8888, 8888, uint32_t, uint32_t, OVER, PAD)
+FAST_NEAREST (8888_8888_normal, 8888, 8888, uint32_t, uint32_t, OVER, NORMAL)
+FAST_NEAREST (8888_565_cover, 8888, 0565, uint32_t, uint16_t, SRC, COVER)
+FAST_NEAREST (8888_565_none, 8888, 0565, uint32_t, uint16_t, SRC, NONE)
+FAST_NEAREST (8888_565_pad, 8888, 0565, uint32_t, uint16_t, SRC, PAD)
+FAST_NEAREST (8888_565_normal, 8888, 0565, uint32_t, uint16_t, SRC, NORMAL)
+FAST_NEAREST (565_565_normal, 0565, 0565, uint16_t, uint16_t, SRC, NORMAL)
+FAST_NEAREST (8888_565_cover, 8888, 0565, uint32_t, uint16_t, OVER, COVER)
+FAST_NEAREST (8888_565_none, 8888, 0565, uint32_t, uint16_t, OVER, NONE)
+FAST_NEAREST (8888_565_pad, 8888, 0565, uint32_t, uint16_t, OVER, PAD)
+FAST_NEAREST (8888_565_normal, 8888, 0565, uint32_t, uint16_t, OVER, NORMAL)
+
+/* Use more unrolling for src_0565_0565 because it is typically CPU bound */
+static force_inline void
+scaled_nearest_scanline_565_565_SRC (uint16_t * dst,
+ uint16_t * src,
+ int32_t w,
+ pixman_fixed_t vx,
+ pixman_fixed_t unit_x,
+ pixman_fixed_t max_vx)
+{
+ uint16_t tmp1, tmp2, tmp3, tmp4;
+ while ((w -= 4) >= 0)
+ {
+ tmp1 = src[pixman_fixed_to_int (vx)];
+ vx += unit_x;
+ tmp2 = src[pixman_fixed_to_int (vx)];
+ vx += unit_x;
+ tmp3 = src[pixman_fixed_to_int (vx)];
+ vx += unit_x;
+ tmp4 = src[pixman_fixed_to_int (vx)];
+ vx += unit_x;
+ *dst++ = tmp1;
+ *dst++ = tmp2;
+ *dst++ = tmp3;
+ *dst++ = tmp4;
+ }
+ if (w & 2)
+ {
+ tmp1 = src[pixman_fixed_to_int (vx)];
+ vx += unit_x;
+ tmp2 = src[pixman_fixed_to_int (vx)];
+ vx += unit_x;
+ *dst++ = tmp1;
+ *dst++ = tmp2;
+ }
+ if (w & 1)
+ *dst++ = src[pixman_fixed_to_int (vx)];
+}
+
+FAST_NEAREST_MAINLOOP (565_565_cover_SRC,
+ scaled_nearest_scanline_565_565_SRC,
+ uint16_t, uint16_t, COVER)
+FAST_NEAREST_MAINLOOP (565_565_none_SRC,
+ scaled_nearest_scanline_565_565_SRC,
+ uint16_t, uint16_t, NONE)
+FAST_NEAREST_MAINLOOP (565_565_pad_SRC,
+ scaled_nearest_scanline_565_565_SRC,
+ uint16_t, uint16_t, PAD)
+
+static force_inline uint32_t
+fetch_nearest (pixman_repeat_t src_repeat,
+ pixman_format_code_t format,
+ uint32_t *src, int x, int src_width)
+{
+ if (repeat (src_repeat, &x, src_width))
+ {
+ if (format == PIXMAN_x8r8g8b8)
+ return *(src + x) | 0xff000000;
+ else
+ return *(src + x);
+ }
+ else
+ {
+ return 0;
+ }
+}
+
+static force_inline void
+combine_over (uint32_t s, uint32_t *dst)
+{
+ if (s)
+ {
+ uint8_t ia = 0xff - (s >> 24);
+
+ if (ia)
+ UN8x4_MUL_UN8_ADD_UN8x4 (*dst, ia, s);
+ else
+ *dst = s;
+ }
+}
+
+static force_inline void
+combine_src (uint32_t s, uint32_t *dst)
+{
+ *dst = s;
+}
+
+static void
+fast_composite_scaled_nearest (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src_image,
+ pixman_image_t * mask_image,
+ pixman_image_t * dst_image,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
+{
+ uint32_t *dst_line;
+ uint32_t *src_line;
+ int dst_stride, src_stride;
+ int src_width, src_height;
+ pixman_repeat_t src_repeat;
+ pixman_fixed_t unit_x, unit_y;
+ pixman_format_code_t src_format;
+ pixman_vector_t v;
+ pixman_fixed_t vy;
+
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
+ /* pass in 0 instead of src_x and src_y because src_x and src_y need to be
+ * transformed from destination space to source space
+ */
+ PIXMAN_IMAGE_GET_LINE (src_image, 0, 0, uint32_t, src_stride, src_line, 1);
+
+ /* reference point is the center of the pixel */
+ v.vector[0] = pixman_int_to_fixed (src_x) + pixman_fixed_1 / 2;
+ v.vector[1] = pixman_int_to_fixed (src_y) + pixman_fixed_1 / 2;
+ v.vector[2] = pixman_fixed_1;
+
+ if (!pixman_transform_point_3d (src_image->common.transform, &v))
+ return;
+
+ unit_x = src_image->common.transform->matrix[0][0];
+ unit_y = src_image->common.transform->matrix[1][1];
+
+ /* Round down to closest integer, ensuring that 0.5 rounds to 0, not 1 */
+ v.vector[0] -= pixman_fixed_e;
+ v.vector[1] -= pixman_fixed_e;
+
+ src_height = src_image->bits.height;
+ src_width = src_image->bits.width;
+ src_repeat = src_image->common.repeat;
+ src_format = src_image->bits.format;
+
+ vy = v.vector[1];
+ while (height--)
+ {
+ pixman_fixed_t vx = v.vector[0];
+ int y = pixman_fixed_to_int (vy);
+ uint32_t *dst = dst_line;
+
+ dst_line += dst_stride;
+
+ /* adjust the y location by a unit vector in the y direction
+ * this is equivalent to transforming y+1 of the destination point to source space */
+ vy += unit_y;
+
+ if (!repeat (src_repeat, &y, src_height))
+ {
+ if (op == PIXMAN_OP_SRC)
+ memset (dst, 0, sizeof (*dst) * width);
+ }
+ else
+ {
+ int w = width;
+
+ uint32_t *src = src_line + y * src_stride;
+
+ while (w >= 2)
+ {
+ uint32_t s1, s2;
+ int x1, x2;
+
+ x1 = pixman_fixed_to_int (vx);
+ vx += unit_x;
+
+ x2 = pixman_fixed_to_int (vx);
+ vx += unit_x;
+
+ w -= 2;
+
+ s1 = fetch_nearest (src_repeat, src_format, src, x1, src_width);
+ s2 = fetch_nearest (src_repeat, src_format, src, x2, src_width);
+
+ if (op == PIXMAN_OP_OVER)
+ {
+ combine_over (s1, dst++);
+ combine_over (s2, dst++);
+ }
+ else
+ {
+ combine_src (s1, dst++);
+ combine_src (s2, dst++);
+ }
+ }
+
+ while (w--)
+ {
+ uint32_t s;
+ int x;
+
+ x = pixman_fixed_to_int (vx);
+ vx += unit_x;
+
+ s = fetch_nearest (src_repeat, src_format, src, x, src_width);
+
+ if (op == PIXMAN_OP_OVER)
+ combine_over (s, dst++);
+ else
+ combine_src (s, dst++);
+ }
+ }
+ }
+}
+
+#define CACHE_LINE_SIZE 64
+
+#define FAST_SIMPLE_ROTATE(suffix, pix_type) \
+ \
+static void \
+blt_rotated_90_trivial_##suffix (pix_type *dst, \
+ int dst_stride, \
+ const pix_type *src, \
+ int src_stride, \
+ int w, \
+ int h) \
+{ \
+ int x, y; \
+ for (y = 0; y < h; y++) \
+ { \
+ const pix_type *s = src + (h - y - 1); \
+ pix_type *d = dst + dst_stride * y; \
+ for (x = 0; x < w; x++) \
+ { \
+ *d++ = *s; \
+ s += src_stride; \
+ } \
+ } \
+} \
+ \
+static void \
+blt_rotated_270_trivial_##suffix (pix_type *dst, \
+ int dst_stride, \
+ const pix_type *src, \
+ int src_stride, \
+ int w, \
+ int h) \
+{ \
+ int x, y; \
+ for (y = 0; y < h; y++) \
+ { \
+ const pix_type *s = src + src_stride * (w - 1) + y; \
+ pix_type *d = dst + dst_stride * y; \
+ for (x = 0; x < w; x++) \
+ { \
+ *d++ = *s; \
+ s -= src_stride; \
+ } \
+ } \
+} \
+ \
+static void \
+blt_rotated_90_##suffix (pix_type *dst, \
+ int dst_stride, \
+ const pix_type *src, \
+ int src_stride, \
+ int W, \
+ int H) \
+{ \
+ int x; \
+ int leading_pixels = 0, trailing_pixels = 0; \
+ const int TILE_SIZE = CACHE_LINE_SIZE / sizeof(pix_type); \
+ \
+ /* \
+ * split processing into handling destination as TILE_SIZExH cache line \
+ * aligned vertical stripes (optimistically assuming that destination \
+ * stride is a multiple of cache line, if not - it will be just a bit \
+ * slower) \
+ */ \
+ \
+ if ((uintptr_t)dst & (CACHE_LINE_SIZE - 1)) \
+ { \
+ leading_pixels = TILE_SIZE - (((uintptr_t)dst & \
+ (CACHE_LINE_SIZE - 1)) / sizeof(pix_type)); \
+ if (leading_pixels > W) \
+ leading_pixels = W; \
+ \
+ /* unaligned leading part NxH (where N < TILE_SIZE) */ \
+ blt_rotated_90_trivial_##suffix ( \
+ dst, \
+ dst_stride, \
+ src, \
+ src_stride, \
+ leading_pixels, \
+ H); \
+ \
+ dst += leading_pixels; \
+ src += leading_pixels * src_stride; \
+ W -= leading_pixels; \
+ } \
+ \
+ if ((uintptr_t)(dst + W) & (CACHE_LINE_SIZE - 1)) \
+ { \
+ trailing_pixels = (((uintptr_t)(dst + W) & \
+ (CACHE_LINE_SIZE - 1)) / sizeof(pix_type)); \
+ if (trailing_pixels > W) \
+ trailing_pixels = W; \
+ W -= trailing_pixels; \
+ } \
+ \
+ for (x = 0; x < W; x += TILE_SIZE) \
+ { \
+ /* aligned middle part TILE_SIZExH */ \
+ blt_rotated_90_trivial_##suffix ( \
+ dst + x, \
+ dst_stride, \
+ src + src_stride * x, \
+ src_stride, \
+ TILE_SIZE, \
+ H); \
+ } \
+ \
+ if (trailing_pixels) \
+ { \
+ /* unaligned trailing part NxH (where N < TILE_SIZE) */ \
+ blt_rotated_90_trivial_##suffix ( \
+ dst + W, \
+ dst_stride, \
+ src + W * src_stride, \
+ src_stride, \
+ trailing_pixels, \
+ H); \
+ } \
+} \
+ \
+static void \
+blt_rotated_270_##suffix (pix_type *dst, \
+ int dst_stride, \
+ const pix_type *src, \
+ int src_stride, \
+ int W, \
+ int H) \
+{ \
+ int x; \
+ int leading_pixels = 0, trailing_pixels = 0; \
+ const int TILE_SIZE = CACHE_LINE_SIZE / sizeof(pix_type); \
+ \
+ /* \
+ * split processing into handling destination as TILE_SIZExH cache line \
+ * aligned vertical stripes (optimistically assuming that destination \
+ * stride is a multiple of cache line, if not - it will be just a bit \
+ * slower) \
+ */ \
+ \
+ if ((uintptr_t)dst & (CACHE_LINE_SIZE - 1)) \
+ { \
+ leading_pixels = TILE_SIZE - (((uintptr_t)dst & \
+ (CACHE_LINE_SIZE - 1)) / sizeof(pix_type)); \
+ if (leading_pixels > W) \
+ leading_pixels = W; \
+ \
+ /* unaligned leading part NxH (where N < TILE_SIZE) */ \
+ blt_rotated_270_trivial_##suffix ( \
+ dst, \
+ dst_stride, \
+ src + src_stride * (W - leading_pixels), \
+ src_stride, \
+ leading_pixels, \
+ H); \
+ \
+ dst += leading_pixels; \
+ W -= leading_pixels; \
+ } \
+ \
+ if ((uintptr_t)(dst + W) & (CACHE_LINE_SIZE - 1)) \
+ { \
+ trailing_pixels = (((uintptr_t)(dst + W) & \
+ (CACHE_LINE_SIZE - 1)) / sizeof(pix_type)); \
+ if (trailing_pixels > W) \
+ trailing_pixels = W; \
+ W -= trailing_pixels; \
+ src += trailing_pixels * src_stride; \
+ } \
+ \
+ for (x = 0; x < W; x += TILE_SIZE) \
+ { \
+ /* aligned middle part TILE_SIZExH */ \
+ blt_rotated_270_trivial_##suffix ( \
+ dst + x, \
+ dst_stride, \
+ src + src_stride * (W - x - TILE_SIZE), \
+ src_stride, \
+ TILE_SIZE, \
+ H); \
+ } \
+ \
+ if (trailing_pixels) \
+ { \
+ /* unaligned trailing part NxH (where N < TILE_SIZE) */ \
+ blt_rotated_270_trivial_##suffix ( \
+ dst + W, \
+ dst_stride, \
+ src - trailing_pixels * src_stride, \
+ src_stride, \
+ trailing_pixels, \
+ H); \
+ } \
+} \
+ \
+static void \
+fast_composite_rotate_90_##suffix (pixman_implementation_t *imp, \
+ pixman_op_t op, \
+ pixman_image_t * src_image, \
+ pixman_image_t * mask_image, \
+ pixman_image_t * dst_image, \
+ int32_t src_x, \
+ int32_t src_y, \
+ int32_t mask_x, \
+ int32_t mask_y, \
+ int32_t dest_x, \
+ int32_t dest_y, \
+ int32_t width, \
+ int32_t height) \
+{ \
+ pix_type *dst_line; \
+ pix_type *src_line; \
+ int dst_stride, src_stride; \
+ int src_x_t, src_y_t; \
+ \
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, pix_type, \
+ dst_stride, dst_line, 1); \
+ src_x_t = -src_y + pixman_fixed_to_int ( \
+ src_image->common.transform->matrix[0][2] + \
+ pixman_fixed_1 / 2 - pixman_fixed_e) - height;\
+ src_y_t = src_x + pixman_fixed_to_int ( \
+ src_image->common.transform->matrix[1][2] + \
+ pixman_fixed_1 / 2 - pixman_fixed_e); \
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x_t, src_y_t, pix_type, \
+ src_stride, src_line, 1); \
+ blt_rotated_90_##suffix (dst_line, dst_stride, src_line, src_stride, \
+ width, height); \
+} \
+ \
+static void \
+fast_composite_rotate_270_##suffix (pixman_implementation_t *imp, \
+ pixman_op_t op, \
+ pixman_image_t * src_image, \
+ pixman_image_t * mask_image, \
+ pixman_image_t * dst_image, \
+ int32_t src_x, \
+ int32_t src_y, \
+ int32_t mask_x, \
+ int32_t mask_y, \
+ int32_t dest_x, \
+ int32_t dest_y, \
+ int32_t width, \
+ int32_t height) \
+{ \
+ pix_type *dst_line; \
+ pix_type *src_line; \
+ int dst_stride, src_stride; \
+ int src_x_t, src_y_t; \
+ \
+ PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, pix_type, \
+ dst_stride, dst_line, 1); \
+ src_x_t = src_y + pixman_fixed_to_int ( \
+ src_image->common.transform->matrix[0][2] + \
+ pixman_fixed_1 / 2 - pixman_fixed_e); \
+ src_y_t = -src_x + pixman_fixed_to_int ( \
+ src_image->common.transform->matrix[1][2] + \
+ pixman_fixed_1 / 2 - pixman_fixed_e) - width; \
+ PIXMAN_IMAGE_GET_LINE (src_image, src_x_t, src_y_t, pix_type, \
+ src_stride, src_line, 1); \
+ blt_rotated_270_##suffix (dst_line, dst_stride, src_line, src_stride, \
+ width, height); \
+}
+
+FAST_SIMPLE_ROTATE (8, uint8_t)
+FAST_SIMPLE_ROTATE (565, uint16_t)
+FAST_SIMPLE_ROTATE (8888, uint32_t)
+
+static const pixman_fast_path_t c_fast_paths[] =
+{
+ PIXMAN_STD_FAST_PATH (OVER, solid, a8, r5g6b5, fast_composite_over_n_8_0565),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a8, b5g6r5, fast_composite_over_n_8_0565),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a8, r8g8b8, fast_composite_over_n_8_0888),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a8, b8g8r8, fast_composite_over_n_8_0888),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a8, a8r8g8b8, fast_composite_over_n_8_8888),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a8, x8r8g8b8, fast_composite_over_n_8_8888),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a8, a8b8g8r8, fast_composite_over_n_8_8888),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a8, x8b8g8r8, fast_composite_over_n_8_8888),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a1, a8r8g8b8, fast_composite_over_n_1_8888),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a1, x8r8g8b8, fast_composite_over_n_1_8888),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a1, a8b8g8r8, fast_composite_over_n_1_8888),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a1, x8b8g8r8, fast_composite_over_n_1_8888),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a1, r5g6b5, fast_composite_over_n_1_0565),
+ PIXMAN_STD_FAST_PATH (OVER, solid, a1, b5g6r5, fast_composite_over_n_1_0565),
+ PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, a8r8g8b8, fast_composite_over_n_8888_8888_ca),
+ PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, x8r8g8b8, fast_composite_over_n_8888_8888_ca),
+ PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, r5g6b5, fast_composite_over_n_8888_0565_ca),
+ PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, a8b8g8r8, fast_composite_over_n_8888_8888_ca),
+ PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, x8b8g8r8, fast_composite_over_n_8888_8888_ca),
+ PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, b5g6r5, fast_composite_over_n_8888_0565_ca),
+ PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, a8, x8r8g8b8, fast_composite_over_x888_8_8888),
+ PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, a8, a8r8g8b8, fast_composite_over_x888_8_8888),
+ PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, a8, x8b8g8r8, fast_composite_over_x888_8_8888),
+ PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, a8, a8b8g8r8, fast_composite_over_x888_8_8888),
+ PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, a8r8g8b8, fast_composite_over_8888_8888),
+ PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, x8r8g8b8, fast_composite_over_8888_8888),
+ PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, r5g6b5, fast_composite_over_8888_0565),
+ PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, a8b8g8r8, fast_composite_over_8888_8888),
+ PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, x8b8g8r8, fast_composite_over_8888_8888),
+ PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, b5g6r5, fast_composite_over_8888_0565),
+ PIXMAN_STD_FAST_PATH (ADD, a8r8g8b8, null, a8r8g8b8, fast_composite_add_8888_8888),
+ PIXMAN_STD_FAST_PATH (ADD, a8b8g8r8, null, a8b8g8r8, fast_composite_add_8888_8888),
+ PIXMAN_STD_FAST_PATH (ADD, a8, null, a8, fast_composite_add_8_8),
+ PIXMAN_STD_FAST_PATH (ADD, a1, null, a1, fast_composite_add_1000_1000),
+ PIXMAN_STD_FAST_PATH_CA (ADD, solid, a8r8g8b8, a8r8g8b8, fast_composite_add_n_8888_8888_ca),
+ PIXMAN_STD_FAST_PATH (ADD, solid, a8, a8, fast_composite_add_n_8_8),
+ PIXMAN_STD_FAST_PATH (SRC, solid, null, a8r8g8b8, fast_composite_solid_fill),
+ PIXMAN_STD_FAST_PATH (SRC, solid, null, x8r8g8b8, fast_composite_solid_fill),
+ PIXMAN_STD_FAST_PATH (SRC, solid, null, a8b8g8r8, fast_composite_solid_fill),
+ PIXMAN_STD_FAST_PATH (SRC, solid, null, x8b8g8r8, fast_composite_solid_fill),
+ PIXMAN_STD_FAST_PATH (SRC, solid, null, a1, fast_composite_solid_fill),
+ PIXMAN_STD_FAST_PATH (SRC, solid, null, a8, fast_composite_solid_fill),
+ PIXMAN_STD_FAST_PATH (SRC, solid, null, r5g6b5, fast_composite_solid_fill),
+ PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, a8r8g8b8, fast_composite_src_x888_8888),
+ PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, a8b8g8r8, fast_composite_src_x888_8888),
+ PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, x8r8g8b8, fast_composite_src_memcpy),
+ PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, a8r8g8b8, fast_composite_src_memcpy),
+ PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, x8r8g8b8, fast_composite_src_memcpy),
+ PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, x8b8g8r8, fast_composite_src_memcpy),
+ PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, a8b8g8r8, fast_composite_src_memcpy),
+ PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, x8b8g8r8, fast_composite_src_memcpy),
+ PIXMAN_STD_FAST_PATH (SRC, b8g8r8a8, null, b8g8r8x8, fast_composite_src_memcpy),
+ PIXMAN_STD_FAST_PATH (SRC, b8g8r8a8, null, b8g8r8a8, fast_composite_src_memcpy),
+ PIXMAN_STD_FAST_PATH (SRC, b8g8r8x8, null, b8g8r8x8, fast_composite_src_memcpy),
+ PIXMAN_STD_FAST_PATH (SRC, r5g6b5, null, r5g6b5, fast_composite_src_memcpy),
+ PIXMAN_STD_FAST_PATH (SRC, b5g6r5, null, b5g6r5, fast_composite_src_memcpy),
+ PIXMAN_STD_FAST_PATH (SRC, r8g8b8, null, r8g8b8, fast_composite_src_memcpy),
+ PIXMAN_STD_FAST_PATH (SRC, b8g8r8, null, b8g8r8, fast_composite_src_memcpy),
+ PIXMAN_STD_FAST_PATH (SRC, x1r5g5b5, null, x1r5g5b5, fast_composite_src_memcpy),
+ PIXMAN_STD_FAST_PATH (SRC, a1r5g5b5, null, x1r5g5b5, fast_composite_src_memcpy),
+ PIXMAN_STD_FAST_PATH (SRC, a8, null, a8, fast_composite_src_memcpy),
+ PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, r5g6b5, fast_composite_src_x888_0565),
+ PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, r5g6b5, fast_composite_src_x888_0565),
+ PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, b5g6r5, fast_composite_src_x888_0565),
+ PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, b5g6r5, fast_composite_src_x888_0565),
+ PIXMAN_STD_FAST_PATH (IN, a8, null, a8, fast_composite_in_8_8),
+ PIXMAN_STD_FAST_PATH (IN, solid, a8, a8, fast_composite_in_n_8_8),
+
+ SIMPLE_NEAREST_FAST_PATH (SRC, x8r8g8b8, x8r8g8b8, 8888_8888),
+ SIMPLE_NEAREST_FAST_PATH (SRC, a8r8g8b8, x8r8g8b8, 8888_8888),
+ SIMPLE_NEAREST_FAST_PATH (SRC, x8b8g8r8, x8b8g8r8, 8888_8888),
+ SIMPLE_NEAREST_FAST_PATH (SRC, a8b8g8r8, x8b8g8r8, 8888_8888),
+
+ SIMPLE_NEAREST_FAST_PATH (SRC, a8r8g8b8, a8r8g8b8, 8888_8888),
+ SIMPLE_NEAREST_FAST_PATH (SRC, a8b8g8r8, a8b8g8r8, 8888_8888),
+
+ SIMPLE_NEAREST_FAST_PATH (SRC, x8r8g8b8, r5g6b5, 8888_565),
+ SIMPLE_NEAREST_FAST_PATH (SRC, a8r8g8b8, r5g6b5, 8888_565),
+
+ SIMPLE_NEAREST_FAST_PATH (SRC, r5g6b5, r5g6b5, 565_565),
+
+ SIMPLE_NEAREST_FAST_PATH (OVER, a8r8g8b8, x8r8g8b8, 8888_8888),
+ SIMPLE_NEAREST_FAST_PATH (OVER, a8b8g8r8, x8b8g8r8, 8888_8888),
+ SIMPLE_NEAREST_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8, 8888_8888),
+ SIMPLE_NEAREST_FAST_PATH (OVER, a8b8g8r8, a8b8g8r8, 8888_8888),
+
+ SIMPLE_NEAREST_FAST_PATH (OVER, a8r8g8b8, r5g6b5, 8888_565),
+
+#define NEAREST_FAST_PATH(op,s,d) \
+ { PIXMAN_OP_ ## op, \
+ PIXMAN_ ## s, SCALED_NEAREST_FLAGS, \
+ PIXMAN_null, 0, \
+ PIXMAN_ ## d, FAST_PATH_STD_DEST_FLAGS, \
+ fast_composite_scaled_nearest, \
+ }
+
+ NEAREST_FAST_PATH (SRC, x8r8g8b8, x8r8g8b8),
+ NEAREST_FAST_PATH (SRC, a8r8g8b8, x8r8g8b8),
+ NEAREST_FAST_PATH (SRC, x8b8g8r8, x8b8g8r8),
+ NEAREST_FAST_PATH (SRC, a8b8g8r8, x8b8g8r8),
+
+ NEAREST_FAST_PATH (SRC, x8r8g8b8, a8r8g8b8),
+ NEAREST_FAST_PATH (SRC, a8r8g8b8, a8r8g8b8),
+ NEAREST_FAST_PATH (SRC, x8b8g8r8, a8b8g8r8),
+ NEAREST_FAST_PATH (SRC, a8b8g8r8, a8b8g8r8),
+
+ NEAREST_FAST_PATH (OVER, x8r8g8b8, x8r8g8b8),
+ NEAREST_FAST_PATH (OVER, a8r8g8b8, x8r8g8b8),
+ NEAREST_FAST_PATH (OVER, x8b8g8r8, x8b8g8r8),
+ NEAREST_FAST_PATH (OVER, a8b8g8r8, x8b8g8r8),
+
+ NEAREST_FAST_PATH (OVER, x8r8g8b8, a8r8g8b8),
+ NEAREST_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8),
+ NEAREST_FAST_PATH (OVER, x8b8g8r8, a8b8g8r8),
+ NEAREST_FAST_PATH (OVER, a8b8g8r8, a8b8g8r8),
+
+#define SIMPLE_ROTATE_FLAGS(angle) \
+ (FAST_PATH_ROTATE_ ## angle ## _TRANSFORM | \
+ FAST_PATH_NEAREST_FILTER | \
+ FAST_PATH_SAMPLES_COVER_CLIP | \
+ FAST_PATH_STANDARD_FLAGS)
+
+#define SIMPLE_ROTATE_FAST_PATH(op,s,d,suffix) \
+ { PIXMAN_OP_ ## op, \
+ PIXMAN_ ## s, SIMPLE_ROTATE_FLAGS (90), \
+ PIXMAN_null, 0, \
+ PIXMAN_ ## d, FAST_PATH_STD_DEST_FLAGS, \
+ fast_composite_rotate_90_##suffix, \
+ }, \
+ { PIXMAN_OP_ ## op, \
+ PIXMAN_ ## s, SIMPLE_ROTATE_FLAGS (270), \
+ PIXMAN_null, 0, \
+ PIXMAN_ ## d, FAST_PATH_STD_DEST_FLAGS, \
+ fast_composite_rotate_270_##suffix, \
+ }
+
+ SIMPLE_ROTATE_FAST_PATH (SRC, a8r8g8b8, a8r8g8b8, 8888),
+ SIMPLE_ROTATE_FAST_PATH (SRC, a8r8g8b8, x8r8g8b8, 8888),
+ SIMPLE_ROTATE_FAST_PATH (SRC, x8r8g8b8, x8r8g8b8, 8888),
+ SIMPLE_ROTATE_FAST_PATH (SRC, r5g6b5, r5g6b5, 565),
+ SIMPLE_ROTATE_FAST_PATH (SRC, a8, a8, 8),
+
+ { PIXMAN_OP_NONE },
+};
+
+#ifdef WORDS_BIGENDIAN
+#define A1_FILL_MASK(n, offs) (((1 << (n)) - 1) << (32 - (offs) - (n)))
+#else
+#define A1_FILL_MASK(n, offs) (((1 << (n)) - 1) << (offs))
+#endif
+
+static force_inline void
+pixman_fill1_line (uint32_t *dst, int offs, int width, int v)
+{
+ if (offs)
+ {
+ int leading_pixels = 32 - offs;
+ if (leading_pixels >= width)
+ {
+ if (v)
+ *dst |= A1_FILL_MASK (width, offs);
+ else
+ *dst &= ~A1_FILL_MASK (width, offs);
+ return;
+ }
+ else
+ {
+ if (v)
+ *dst++ |= A1_FILL_MASK (leading_pixels, offs);
+ else
+ *dst++ &= ~A1_FILL_MASK (leading_pixels, offs);
+ width -= leading_pixels;
+ }
+ }
+ while (width >= 32)
+ {
+ if (v)
+ *dst++ = 0xFFFFFFFF;
+ else
+ *dst++ = 0;
+ width -= 32;
+ }
+ if (width > 0)
+ {
+ if (v)
+ *dst |= A1_FILL_MASK (width, 0);
+ else
+ *dst &= ~A1_FILL_MASK (width, 0);
+ }
+}
+
+static void
+pixman_fill1 (uint32_t *bits,
+ int stride,
+ int x,
+ int y,
+ int width,
+ int height,
+ uint32_t xor)
+{
+ uint32_t *dst = bits + y * stride + (x >> 5);
+ int offs = x & 31;
+
+ if (xor & 1)
+ {
+ while (height--)
+ {
+ pixman_fill1_line (dst, offs, width, 1);
+ dst += stride;
+ }
+ }
+ else
+ {
+ while (height--)
+ {
+ pixman_fill1_line (dst, offs, width, 0);
+ dst += stride;
+ }
+ }
+}
+
+static void
+pixman_fill8 (uint32_t *bits,
+ int stride,
+ int x,
+ int y,
+ int width,
+ int height,
+ uint32_t xor)
+{
+ int byte_stride = stride * (int) sizeof (uint32_t);
+ uint8_t *dst = (uint8_t *) bits;
+ uint8_t v = xor & 0xff;
+ int i;
+
+ dst = dst + y * byte_stride + x;
+
+ while (height--)
+ {
+ for (i = 0; i < width; ++i)
+ dst[i] = v;
+
+ dst += byte_stride;
+ }
+}
+
+static void
+pixman_fill16 (uint32_t *bits,
+ int stride,
+ int x,
+ int y,
+ int width,
+ int height,
+ uint32_t xor)
+{
+ int short_stride =
+ (stride * (int)sizeof (uint32_t)) / (int)sizeof (uint16_t);
+ uint16_t *dst = (uint16_t *)bits;
+ uint16_t v = xor & 0xffff;
+ int i;
+
+ dst = dst + y * short_stride + x;
+
+ while (height--)
+ {
+ for (i = 0; i < width; ++i)
+ dst[i] = v;
+
+ dst += short_stride;
+ }
+}
+
+static void
+pixman_fill32 (uint32_t *bits,
+ int stride,
+ int x,
+ int y,
+ int width,
+ int height,
+ uint32_t xor)
+{
+ int i;
+
+ bits = bits + y * stride + x;
+
+ while (height--)
+ {
+ for (i = 0; i < width; ++i)
+ bits[i] = xor;
+
+ bits += stride;
+ }
+}
+
+static pixman_bool_t
+fast_path_fill (pixman_implementation_t *imp,
+ uint32_t * bits,
+ int stride,
+ int bpp,
+ int x,
+ int y,
+ int width,
+ int height,
+ uint32_t xor)
+{
+ switch (bpp)
+ {
+ case 1:
+ pixman_fill1 (bits, stride, x, y, width, height, xor);
+ break;
+
+ case 8:
+ pixman_fill8 (bits, stride, x, y, width, height, xor);
+ break;
+
+ case 16:
+ pixman_fill16 (bits, stride, x, y, width, height, xor);
+ break;
+
+ case 32:
+ pixman_fill32 (bits, stride, x, y, width, height, xor);
+ break;
+
+ default:
+ return _pixman_implementation_fill (
+ imp->delegate, bits, stride, bpp, x, y, width, height, xor);
+ break;
+ }
+
+ return TRUE;
+}
+
+pixman_implementation_t *
+_pixman_implementation_create_fast_path (pixman_implementation_t *fallback)
+{
+ pixman_implementation_t *imp = _pixman_implementation_create (fallback, c_fast_paths);
+
+ imp->fill = fast_path_fill;
+
+ return imp;
+}
diff --git a/pixman/pixman/pixman-image.c b/pixman/pixman/pixman-image.c index a72299b3c..beda4b423 100644 --- a/pixman/pixman/pixman-image.c +++ b/pixman/pixman/pixman-image.c @@ -1,747 +1,764 @@ -/* - * Copyright © 2000 SuSE, Inc. - * Copyright © 2007 Red Hat, Inc. - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of SuSE not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. SuSE makes no representations about the - * suitability of this software for any purpose. It is provided "as is" - * without express or implied warranty. - * - * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE - * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <assert.h> - -#include "pixman-private.h" -#include "pixman-combine32.h" - -pixman_bool_t -_pixman_init_gradient (gradient_t * gradient, - const pixman_gradient_stop_t *stops, - int n_stops) -{ - return_val_if_fail (n_stops > 0, FALSE); - - gradient->stops = pixman_malloc_ab (n_stops, sizeof (pixman_gradient_stop_t)); - if (!gradient->stops) - return FALSE; - - memcpy (gradient->stops, stops, n_stops * sizeof (pixman_gradient_stop_t)); - - gradient->n_stops = n_stops; - - return TRUE; -} - -pixman_image_t * -_pixman_image_allocate (void) -{ - pixman_image_t *image = malloc (sizeof (pixman_image_t)); - - if (image) - { - image_common_t *common = &image->common; - - pixman_region32_init (&common->clip_region); - - common->alpha_count = 0; - common->have_clip_region = FALSE; - common->clip_sources = FALSE; - common->transform = NULL; - common->repeat = PIXMAN_REPEAT_NONE; - common->filter = PIXMAN_FILTER_NEAREST; - common->filter_params = NULL; - common->n_filter_params = 0; - common->alpha_map = NULL; - common->component_alpha = FALSE; - common->ref_count = 1; - common->property_changed = NULL; - common->client_clip = FALSE; - common->destroy_func = NULL; - common->destroy_data = NULL; - common->dirty = TRUE; - } - - return image; -} - -static void -image_property_changed (pixman_image_t *image) -{ - image->common.dirty = TRUE; -} - -/* Ref Counting */ -PIXMAN_EXPORT pixman_image_t * -pixman_image_ref (pixman_image_t *image) -{ - image->common.ref_count++; - - return image; -} - -/* returns TRUE when the image is freed */ -PIXMAN_EXPORT pixman_bool_t -pixman_image_unref (pixman_image_t *image) -{ - image_common_t *common = (image_common_t *)image; - - common->ref_count--; - - if (common->ref_count == 0) - { - if (image->common.destroy_func) - image->common.destroy_func (image, image->common.destroy_data); - - pixman_region32_fini (&common->clip_region); - - if (common->transform) - free (common->transform); - - if (common->filter_params) - free (common->filter_params); - - if (common->alpha_map) - pixman_image_unref ((pixman_image_t *)common->alpha_map); - - if (image->type == LINEAR || - image->type == RADIAL || - image->type == CONICAL) - { - if (image->gradient.stops) - free (image->gradient.stops); - } - - if (image->type == BITS && image->bits.free_me) - free (image->bits.free_me); - - free (image); - - return TRUE; - } - - return FALSE; -} - -PIXMAN_EXPORT void -pixman_image_set_destroy_function (pixman_image_t * image, - pixman_image_destroy_func_t func, - void * data) -{ - image->common.destroy_func = func; - image->common.destroy_data = data; -} - -PIXMAN_EXPORT void * -pixman_image_get_destroy_data (pixman_image_t *image) -{ - return image->common.destroy_data; -} - -void -_pixman_image_reset_clip_region (pixman_image_t *image) -{ - image->common.have_clip_region = FALSE; -} - -/* Executive Summary: This function is a no-op that only exists - * for historical reasons. - * - * There used to be a bug in the X server where it would rely on - * out-of-bounds accesses when it was asked to composite with a - * window as the source. It would create a pixman image pointing - * to some bogus position in memory, but then set a clip region - * to the position where the actual bits were. - * - * Due to a bug in old versions of pixman, where it would not clip - * against the image bounds when a clip region was set, this would - * actually work. So when the pixman bug was fixed, a workaround was - * added to allow certain out-of-bound accesses. This function disabled - * those workarounds. - * - * Since 0.21.2, pixman doesn't do these workarounds anymore, so now - * this function is a no-op. - */ -PIXMAN_EXPORT void -pixman_disable_out_of_bounds_workaround (void) -{ -} - -static void -compute_image_info (pixman_image_t *image) -{ - pixman_format_code_t code; - uint32_t flags = 0; - - /* Transform */ - if (!image->common.transform) - { - flags |= (FAST_PATH_ID_TRANSFORM | - FAST_PATH_X_UNIT_POSITIVE | - FAST_PATH_Y_UNIT_ZERO | - FAST_PATH_AFFINE_TRANSFORM); - } - else - { - flags |= FAST_PATH_HAS_TRANSFORM; - - if (image->common.transform->matrix[2][0] == 0 && - image->common.transform->matrix[2][1] == 0 && - image->common.transform->matrix[2][2] == pixman_fixed_1) - { - flags |= FAST_PATH_AFFINE_TRANSFORM; - - if (image->common.transform->matrix[0][1] == 0 && - image->common.transform->matrix[1][0] == 0) - { - flags |= FAST_PATH_SCALE_TRANSFORM; - } - } - - if (image->common.transform->matrix[0][0] > 0) - flags |= FAST_PATH_X_UNIT_POSITIVE; - - if (image->common.transform->matrix[1][0] == 0) - flags |= FAST_PATH_Y_UNIT_ZERO; - } - - /* Filter */ - switch (image->common.filter) - { - case PIXMAN_FILTER_NEAREST: - case PIXMAN_FILTER_FAST: - flags |= (FAST_PATH_NEAREST_FILTER | FAST_PATH_NO_CONVOLUTION_FILTER); - break; - - case PIXMAN_FILTER_BILINEAR: - case PIXMAN_FILTER_GOOD: - case PIXMAN_FILTER_BEST: - flags |= (FAST_PATH_BILINEAR_FILTER | FAST_PATH_NO_CONVOLUTION_FILTER); - break; - - case PIXMAN_FILTER_CONVOLUTION: - break; - - default: - flags |= FAST_PATH_NO_CONVOLUTION_FILTER; - break; - } - - /* Repeat mode */ - switch (image->common.repeat) - { - case PIXMAN_REPEAT_NONE: - flags |= - FAST_PATH_NO_REFLECT_REPEAT | - FAST_PATH_NO_PAD_REPEAT | - FAST_PATH_NO_NORMAL_REPEAT; - break; - - case PIXMAN_REPEAT_REFLECT: - flags |= - FAST_PATH_NO_PAD_REPEAT | - FAST_PATH_NO_NONE_REPEAT | - FAST_PATH_NO_NORMAL_REPEAT; - break; - - case PIXMAN_REPEAT_PAD: - flags |= - FAST_PATH_NO_REFLECT_REPEAT | - FAST_PATH_NO_NONE_REPEAT | - FAST_PATH_NO_NORMAL_REPEAT; - break; - - default: - flags |= - FAST_PATH_NO_REFLECT_REPEAT | - FAST_PATH_NO_PAD_REPEAT | - FAST_PATH_NO_NONE_REPEAT; - break; - } - - /* Component alpha */ - if (image->common.component_alpha) - flags |= FAST_PATH_COMPONENT_ALPHA; - else - flags |= FAST_PATH_UNIFIED_ALPHA; - - flags |= (FAST_PATH_NO_ACCESSORS | FAST_PATH_NARROW_FORMAT); - - /* Type specific checks */ - switch (image->type) - { - case SOLID: - code = PIXMAN_solid; - - if (image->solid.color.alpha == 0xffff) - flags |= FAST_PATH_IS_OPAQUE; - break; - - case BITS: - if (image->bits.width == 1 && - image->bits.height == 1 && - image->common.repeat != PIXMAN_REPEAT_NONE) - { - code = PIXMAN_solid; - } - else - { - code = image->bits.format; - } - - if (!PIXMAN_FORMAT_A (image->bits.format) && - PIXMAN_FORMAT_TYPE (image->bits.format) != PIXMAN_TYPE_GRAY && - PIXMAN_FORMAT_TYPE (image->bits.format) != PIXMAN_TYPE_COLOR) - { - flags |= FAST_PATH_SAMPLES_OPAQUE; - - if (image->common.repeat != PIXMAN_REPEAT_NONE) - flags |= FAST_PATH_IS_OPAQUE; - } - - if (image->bits.read_func || image->bits.write_func) - flags &= ~FAST_PATH_NO_ACCESSORS; - - if (PIXMAN_FORMAT_IS_WIDE (image->bits.format)) - flags &= ~FAST_PATH_NARROW_FORMAT; - break; - - case RADIAL: - code = PIXMAN_unknown; - - /* - * As explained in pixman-radial-gradient.c, every point of - * the plane has a valid associated radius (and thus will be - * colored) if and only if a is negative (i.e. one of the two - * circles contains the other one). - */ - - if (image->radial.a >= 0) - break; - - /* Fall through */ - - case CONICAL: - case LINEAR: - code = PIXMAN_unknown; - - if (image->common.repeat != PIXMAN_REPEAT_NONE) - { - int i; - - flags |= FAST_PATH_IS_OPAQUE; - for (i = 0; i < image->gradient.n_stops; ++i) - { - if (image->gradient.stops[i].color.alpha != 0xffff) - { - flags &= ~FAST_PATH_IS_OPAQUE; - break; - } - } - } - break; - - default: - code = PIXMAN_unknown; - break; - } - - /* Alpha map */ - if (!image->common.alpha_map) - { - flags |= FAST_PATH_NO_ALPHA_MAP; - } - else - { - if (PIXMAN_FORMAT_IS_WIDE (image->common.alpha_map->format)) - flags &= ~FAST_PATH_NARROW_FORMAT; - } - - /* Both alpha maps and convolution filters can introduce - * non-opaqueness in otherwise opaque images. Also - * an image with component alpha turned on is only opaque - * if all channels are opaque, so we simply turn it off - * unconditionally for those images. - */ - if (image->common.alpha_map || - image->common.filter == PIXMAN_FILTER_CONVOLUTION || - image->common.component_alpha) - { - flags &= ~(FAST_PATH_IS_OPAQUE | FAST_PATH_SAMPLES_OPAQUE); - } - - image->common.flags = flags; - image->common.extended_format_code = code; -} - -void -_pixman_image_validate (pixman_image_t *image) -{ - if (image->common.dirty) - { - compute_image_info (image); - - /* It is important that property_changed is - * called *after* compute_image_info() because - * property_changed() can make use of the flags - * to set up accessors etc. - */ - if (image->common.property_changed) - image->common.property_changed (image); - - image->common.dirty = FALSE; - } - - if (image->common.alpha_map) - _pixman_image_validate ((pixman_image_t *)image->common.alpha_map); -} - -PIXMAN_EXPORT pixman_bool_t -pixman_image_set_clip_region32 (pixman_image_t * image, - pixman_region32_t *region) -{ - image_common_t *common = (image_common_t *)image; - pixman_bool_t result; - - if (region) - { - if ((result = pixman_region32_copy (&common->clip_region, region))) - image->common.have_clip_region = TRUE; - } - else - { - _pixman_image_reset_clip_region (image); - - result = TRUE; - } - - image_property_changed (image); - - return result; -} - -PIXMAN_EXPORT pixman_bool_t -pixman_image_set_clip_region (pixman_image_t * image, - pixman_region16_t *region) -{ - image_common_t *common = (image_common_t *)image; - pixman_bool_t result; - - if (region) - { - if ((result = pixman_region32_copy_from_region16 (&common->clip_region, region))) - image->common.have_clip_region = TRUE; - } - else - { - _pixman_image_reset_clip_region (image); - - result = TRUE; - } - - image_property_changed (image); - - return result; -} - -PIXMAN_EXPORT void -pixman_image_set_has_client_clip (pixman_image_t *image, - pixman_bool_t client_clip) -{ - image->common.client_clip = client_clip; -} - -PIXMAN_EXPORT pixman_bool_t -pixman_image_set_transform (pixman_image_t * image, - const pixman_transform_t *transform) -{ - static const pixman_transform_t id = - { - { { pixman_fixed_1, 0, 0 }, - { 0, pixman_fixed_1, 0 }, - { 0, 0, pixman_fixed_1 } } - }; - - image_common_t *common = (image_common_t *)image; - pixman_bool_t result; - - if (common->transform == transform) - return TRUE; - - if (memcmp (&id, transform, sizeof (pixman_transform_t)) == 0) - { - free (common->transform); - common->transform = NULL; - result = TRUE; - - goto out; - } - - if (common->transform == NULL) - common->transform = malloc (sizeof (pixman_transform_t)); - - if (common->transform == NULL) - { - result = FALSE; - - goto out; - } - - memcpy (common->transform, transform, sizeof(pixman_transform_t)); - - result = TRUE; - -out: - image_property_changed (image); - - return result; -} - -PIXMAN_EXPORT void -pixman_image_set_repeat (pixman_image_t *image, - pixman_repeat_t repeat) -{ - image->common.repeat = repeat; - - image_property_changed (image); -} - -PIXMAN_EXPORT pixman_bool_t -pixman_image_set_filter (pixman_image_t * image, - pixman_filter_t filter, - const pixman_fixed_t *params, - int n_params) -{ - image_common_t *common = (image_common_t *)image; - pixman_fixed_t *new_params; - - if (params == common->filter_params && filter == common->filter) - return TRUE; - - new_params = NULL; - if (params) - { - new_params = pixman_malloc_ab (n_params, sizeof (pixman_fixed_t)); - if (!new_params) - return FALSE; - - memcpy (new_params, - params, n_params * sizeof (pixman_fixed_t)); - } - - common->filter = filter; - - if (common->filter_params) - free (common->filter_params); - - common->filter_params = new_params; - common->n_filter_params = n_params; - - image_property_changed (image); - return TRUE; -} - -PIXMAN_EXPORT void -pixman_image_set_source_clipping (pixman_image_t *image, - pixman_bool_t clip_sources) -{ - image->common.clip_sources = clip_sources; - - image_property_changed (image); -} - -/* Unlike all the other property setters, this function does not - * copy the content of indexed. Doing this copying is simply - * way, way too expensive. - */ -PIXMAN_EXPORT void -pixman_image_set_indexed (pixman_image_t * image, - const pixman_indexed_t *indexed) -{ - bits_image_t *bits = (bits_image_t *)image; - - bits->indexed = indexed; - - image_property_changed (image); -} - -PIXMAN_EXPORT void -pixman_image_set_alpha_map (pixman_image_t *image, - pixman_image_t *alpha_map, - int16_t x, - int16_t y) -{ - image_common_t *common = (image_common_t *)image; - - return_if_fail (!alpha_map || alpha_map->type == BITS); - - if (alpha_map && common->alpha_count > 0) - { - /* If this image is being used as an alpha map itself, - * then you can't give it an alpha map of its own. - */ - return; - } - - if (alpha_map && alpha_map->common.alpha_map) - { - /* If the image has an alpha map of its own, - * then it can't be used as an alpha map itself - */ - return; - } - - if (common->alpha_map != (bits_image_t *)alpha_map) - { - if (common->alpha_map) - { - common->alpha_map->common.alpha_count--; - - pixman_image_unref ((pixman_image_t *)common->alpha_map); - } - - if (alpha_map) - { - common->alpha_map = (bits_image_t *)pixman_image_ref (alpha_map); - - common->alpha_map->common.alpha_count++; - } - else - { - common->alpha_map = NULL; - } - } - - common->alpha_origin_x = x; - common->alpha_origin_y = y; - - image_property_changed (image); -} - -PIXMAN_EXPORT void -pixman_image_set_component_alpha (pixman_image_t *image, - pixman_bool_t component_alpha) -{ - image->common.component_alpha = component_alpha; - - image_property_changed (image); -} - -PIXMAN_EXPORT pixman_bool_t -pixman_image_get_component_alpha (pixman_image_t *image) -{ - return image->common.component_alpha; -} - -PIXMAN_EXPORT void -pixman_image_set_accessors (pixman_image_t * image, - pixman_read_memory_func_t read_func, - pixman_write_memory_func_t write_func) -{ - return_if_fail (image != NULL); - - if (image->type == BITS) - { - image->bits.read_func = read_func; - image->bits.write_func = write_func; - - image_property_changed (image); - } -} - -PIXMAN_EXPORT uint32_t * -pixman_image_get_data (pixman_image_t *image) -{ - if (image->type == BITS) - return image->bits.bits; - - return NULL; -} - -PIXMAN_EXPORT int -pixman_image_get_width (pixman_image_t *image) -{ - if (image->type == BITS) - return image->bits.width; - - return 0; -} - -PIXMAN_EXPORT int -pixman_image_get_height (pixman_image_t *image) -{ - if (image->type == BITS) - return image->bits.height; - - return 0; -} - -PIXMAN_EXPORT int -pixman_image_get_stride (pixman_image_t *image) -{ - if (image->type == BITS) - return image->bits.rowstride * (int) sizeof (uint32_t); - - return 0; -} - -PIXMAN_EXPORT int -pixman_image_get_depth (pixman_image_t *image) -{ - if (image->type == BITS) - return PIXMAN_FORMAT_DEPTH (image->bits.format); - - return 0; -} - -PIXMAN_EXPORT pixman_format_code_t -pixman_image_get_format (pixman_image_t *image) -{ - if (image->type == BITS) - return image->bits.format; - - return 0; -} - -uint32_t -_pixman_image_get_solid (pixman_implementation_t *imp, - pixman_image_t * image, - pixman_format_code_t format) -{ - uint32_t result; - pixman_iter_t iter; - - _pixman_implementation_src_iter_init ( - imp, &iter, image, 0, 0, 1, 1, - (uint8_t *)&result, ITER_NARROW); - - result = *iter.get_scanline (&iter, NULL); - - /* If necessary, convert RGB <--> BGR. */ - if (PIXMAN_FORMAT_TYPE (format) != PIXMAN_TYPE_ARGB) - { - result = (((result & 0xff000000) >> 0) | - ((result & 0x00ff0000) >> 16) | - ((result & 0x0000ff00) >> 0) | - ((result & 0x000000ff) << 16)); - } - - return result; -} +/*
+ * Copyright © 2000 SuSE, Inc.
+ * Copyright © 2007 Red Hat, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of SuSE not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. SuSE makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
+ * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <assert.h>
+
+#include "pixman-private.h"
+#include "pixman-combine32.h"
+
+pixman_bool_t
+_pixman_init_gradient (gradient_t * gradient,
+ const pixman_gradient_stop_t *stops,
+ int n_stops)
+{
+ return_val_if_fail (n_stops > 0, FALSE);
+
+ gradient->stops = pixman_malloc_ab (n_stops, sizeof (pixman_gradient_stop_t));
+ if (!gradient->stops)
+ return FALSE;
+
+ memcpy (gradient->stops, stops, n_stops * sizeof (pixman_gradient_stop_t));
+
+ gradient->n_stops = n_stops;
+
+ return TRUE;
+}
+
+pixman_image_t *
+_pixman_image_allocate (void)
+{
+ pixman_image_t *image = malloc (sizeof (pixman_image_t));
+
+ if (image)
+ {
+ image_common_t *common = &image->common;
+
+ pixman_region32_init (&common->clip_region);
+
+ common->alpha_count = 0;
+ common->have_clip_region = FALSE;
+ common->clip_sources = FALSE;
+ common->transform = NULL;
+ common->repeat = PIXMAN_REPEAT_NONE;
+ common->filter = PIXMAN_FILTER_NEAREST;
+ common->filter_params = NULL;
+ common->n_filter_params = 0;
+ common->alpha_map = NULL;
+ common->component_alpha = FALSE;
+ common->ref_count = 1;
+ common->property_changed = NULL;
+ common->client_clip = FALSE;
+ common->destroy_func = NULL;
+ common->destroy_data = NULL;
+ common->dirty = TRUE;
+ }
+
+ return image;
+}
+
+static void
+image_property_changed (pixman_image_t *image)
+{
+ image->common.dirty = TRUE;
+}
+
+/* Ref Counting */
+PIXMAN_EXPORT pixman_image_t *
+pixman_image_ref (pixman_image_t *image)
+{
+ image->common.ref_count++;
+
+ return image;
+}
+
+/* returns TRUE when the image is freed */
+PIXMAN_EXPORT pixman_bool_t
+pixman_image_unref (pixman_image_t *image)
+{
+ image_common_t *common = (image_common_t *)image;
+
+ common->ref_count--;
+
+ if (common->ref_count == 0)
+ {
+ if (image->common.destroy_func)
+ image->common.destroy_func (image, image->common.destroy_data);
+
+ pixman_region32_fini (&common->clip_region);
+
+ if (common->transform)
+ free (common->transform);
+
+ if (common->filter_params)
+ free (common->filter_params);
+
+ if (common->alpha_map)
+ pixman_image_unref ((pixman_image_t *)common->alpha_map);
+
+ if (image->type == LINEAR ||
+ image->type == RADIAL ||
+ image->type == CONICAL)
+ {
+ if (image->gradient.stops)
+ free (image->gradient.stops);
+ }
+
+ if (image->type == BITS && image->bits.free_me)
+ free (image->bits.free_me);
+
+ free (image);
+
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+PIXMAN_EXPORT void
+pixman_image_set_destroy_function (pixman_image_t * image,
+ pixman_image_destroy_func_t func,
+ void * data)
+{
+ image->common.destroy_func = func;
+ image->common.destroy_data = data;
+}
+
+PIXMAN_EXPORT void *
+pixman_image_get_destroy_data (pixman_image_t *image)
+{
+ return image->common.destroy_data;
+}
+
+void
+_pixman_image_reset_clip_region (pixman_image_t *image)
+{
+ image->common.have_clip_region = FALSE;
+}
+
+/* Executive Summary: This function is a no-op that only exists
+ * for historical reasons.
+ *
+ * There used to be a bug in the X server where it would rely on
+ * out-of-bounds accesses when it was asked to composite with a
+ * window as the source. It would create a pixman image pointing
+ * to some bogus position in memory, but then set a clip region
+ * to the position where the actual bits were.
+ *
+ * Due to a bug in old versions of pixman, where it would not clip
+ * against the image bounds when a clip region was set, this would
+ * actually work. So when the pixman bug was fixed, a workaround was
+ * added to allow certain out-of-bound accesses. This function disabled
+ * those workarounds.
+ *
+ * Since 0.21.2, pixman doesn't do these workarounds anymore, so now
+ * this function is a no-op.
+ */
+PIXMAN_EXPORT void
+pixman_disable_out_of_bounds_workaround (void)
+{
+}
+
+static void
+compute_image_info (pixman_image_t *image)
+{
+ pixman_format_code_t code;
+ uint32_t flags = 0;
+
+ /* Transform */
+ if (!image->common.transform)
+ {
+ flags |= (FAST_PATH_ID_TRANSFORM |
+ FAST_PATH_X_UNIT_POSITIVE |
+ FAST_PATH_Y_UNIT_ZERO |
+ FAST_PATH_AFFINE_TRANSFORM);
+ }
+ else
+ {
+ flags |= FAST_PATH_HAS_TRANSFORM;
+
+ if (image->common.transform->matrix[2][0] == 0 &&
+ image->common.transform->matrix[2][1] == 0 &&
+ image->common.transform->matrix[2][2] == pixman_fixed_1)
+ {
+ flags |= FAST_PATH_AFFINE_TRANSFORM;
+
+ if (image->common.transform->matrix[0][1] == 0 &&
+ image->common.transform->matrix[1][0] == 0)
+ {
+ if (image->common.transform->matrix[0][0] == -pixman_fixed_1 &&
+ image->common.transform->matrix[1][1] == -pixman_fixed_1)
+ {
+ flags |= FAST_PATH_ROTATE_180_TRANSFORM;
+ }
+ flags |= FAST_PATH_SCALE_TRANSFORM;
+ }
+ else if (image->common.transform->matrix[0][0] == 0 &&
+ image->common.transform->matrix[1][1] == 0)
+ {
+ pixman_fixed_t m01 = image->common.transform->matrix[0][1];
+ if (m01 == -image->common.transform->matrix[1][0])
+ {
+ if (m01 == -pixman_fixed_1)
+ flags |= FAST_PATH_ROTATE_90_TRANSFORM;
+ else if (m01 == pixman_fixed_1)
+ flags |= FAST_PATH_ROTATE_270_TRANSFORM;
+ }
+ }
+ }
+
+ if (image->common.transform->matrix[0][0] > 0)
+ flags |= FAST_PATH_X_UNIT_POSITIVE;
+
+ if (image->common.transform->matrix[1][0] == 0)
+ flags |= FAST_PATH_Y_UNIT_ZERO;
+ }
+
+ /* Filter */
+ switch (image->common.filter)
+ {
+ case PIXMAN_FILTER_NEAREST:
+ case PIXMAN_FILTER_FAST:
+ flags |= (FAST_PATH_NEAREST_FILTER | FAST_PATH_NO_CONVOLUTION_FILTER);
+ break;
+
+ case PIXMAN_FILTER_BILINEAR:
+ case PIXMAN_FILTER_GOOD:
+ case PIXMAN_FILTER_BEST:
+ flags |= (FAST_PATH_BILINEAR_FILTER | FAST_PATH_NO_CONVOLUTION_FILTER);
+ break;
+
+ case PIXMAN_FILTER_CONVOLUTION:
+ break;
+
+ default:
+ flags |= FAST_PATH_NO_CONVOLUTION_FILTER;
+ break;
+ }
+
+ /* Repeat mode */
+ switch (image->common.repeat)
+ {
+ case PIXMAN_REPEAT_NONE:
+ flags |=
+ FAST_PATH_NO_REFLECT_REPEAT |
+ FAST_PATH_NO_PAD_REPEAT |
+ FAST_PATH_NO_NORMAL_REPEAT;
+ break;
+
+ case PIXMAN_REPEAT_REFLECT:
+ flags |=
+ FAST_PATH_NO_PAD_REPEAT |
+ FAST_PATH_NO_NONE_REPEAT |
+ FAST_PATH_NO_NORMAL_REPEAT;
+ break;
+
+ case PIXMAN_REPEAT_PAD:
+ flags |=
+ FAST_PATH_NO_REFLECT_REPEAT |
+ FAST_PATH_NO_NONE_REPEAT |
+ FAST_PATH_NO_NORMAL_REPEAT;
+ break;
+
+ default:
+ flags |=
+ FAST_PATH_NO_REFLECT_REPEAT |
+ FAST_PATH_NO_PAD_REPEAT |
+ FAST_PATH_NO_NONE_REPEAT;
+ break;
+ }
+
+ /* Component alpha */
+ if (image->common.component_alpha)
+ flags |= FAST_PATH_COMPONENT_ALPHA;
+ else
+ flags |= FAST_PATH_UNIFIED_ALPHA;
+
+ flags |= (FAST_PATH_NO_ACCESSORS | FAST_PATH_NARROW_FORMAT);
+
+ /* Type specific checks */
+ switch (image->type)
+ {
+ case SOLID:
+ code = PIXMAN_solid;
+
+ if (image->solid.color.alpha == 0xffff)
+ flags |= FAST_PATH_IS_OPAQUE;
+ break;
+
+ case BITS:
+ if (image->bits.width == 1 &&
+ image->bits.height == 1 &&
+ image->common.repeat != PIXMAN_REPEAT_NONE)
+ {
+ code = PIXMAN_solid;
+ }
+ else
+ {
+ code = image->bits.format;
+ }
+
+ if (!PIXMAN_FORMAT_A (image->bits.format) &&
+ PIXMAN_FORMAT_TYPE (image->bits.format) != PIXMAN_TYPE_GRAY &&
+ PIXMAN_FORMAT_TYPE (image->bits.format) != PIXMAN_TYPE_COLOR)
+ {
+ flags |= FAST_PATH_SAMPLES_OPAQUE;
+
+ if (image->common.repeat != PIXMAN_REPEAT_NONE)
+ flags |= FAST_PATH_IS_OPAQUE;
+ }
+
+ if (image->bits.read_func || image->bits.write_func)
+ flags &= ~FAST_PATH_NO_ACCESSORS;
+
+ if (PIXMAN_FORMAT_IS_WIDE (image->bits.format))
+ flags &= ~FAST_PATH_NARROW_FORMAT;
+ break;
+
+ case RADIAL:
+ code = PIXMAN_unknown;
+
+ /*
+ * As explained in pixman-radial-gradient.c, every point of
+ * the plane has a valid associated radius (and thus will be
+ * colored) if and only if a is negative (i.e. one of the two
+ * circles contains the other one).
+ */
+
+ if (image->radial.a >= 0)
+ break;
+
+ /* Fall through */
+
+ case CONICAL:
+ case LINEAR:
+ code = PIXMAN_unknown;
+
+ if (image->common.repeat != PIXMAN_REPEAT_NONE)
+ {
+ int i;
+
+ flags |= FAST_PATH_IS_OPAQUE;
+ for (i = 0; i < image->gradient.n_stops; ++i)
+ {
+ if (image->gradient.stops[i].color.alpha != 0xffff)
+ {
+ flags &= ~FAST_PATH_IS_OPAQUE;
+ break;
+ }
+ }
+ }
+ break;
+
+ default:
+ code = PIXMAN_unknown;
+ break;
+ }
+
+ /* Alpha map */
+ if (!image->common.alpha_map)
+ {
+ flags |= FAST_PATH_NO_ALPHA_MAP;
+ }
+ else
+ {
+ if (PIXMAN_FORMAT_IS_WIDE (image->common.alpha_map->format))
+ flags &= ~FAST_PATH_NARROW_FORMAT;
+ }
+
+ /* Both alpha maps and convolution filters can introduce
+ * non-opaqueness in otherwise opaque images. Also
+ * an image with component alpha turned on is only opaque
+ * if all channels are opaque, so we simply turn it off
+ * unconditionally for those images.
+ */
+ if (image->common.alpha_map ||
+ image->common.filter == PIXMAN_FILTER_CONVOLUTION ||
+ image->common.component_alpha)
+ {
+ flags &= ~(FAST_PATH_IS_OPAQUE | FAST_PATH_SAMPLES_OPAQUE);
+ }
+
+ image->common.flags = flags;
+ image->common.extended_format_code = code;
+}
+
+void
+_pixman_image_validate (pixman_image_t *image)
+{
+ if (image->common.dirty)
+ {
+ compute_image_info (image);
+
+ /* It is important that property_changed is
+ * called *after* compute_image_info() because
+ * property_changed() can make use of the flags
+ * to set up accessors etc.
+ */
+ if (image->common.property_changed)
+ image->common.property_changed (image);
+
+ image->common.dirty = FALSE;
+ }
+
+ if (image->common.alpha_map)
+ _pixman_image_validate ((pixman_image_t *)image->common.alpha_map);
+}
+
+PIXMAN_EXPORT pixman_bool_t
+pixman_image_set_clip_region32 (pixman_image_t * image,
+ pixman_region32_t *region)
+{
+ image_common_t *common = (image_common_t *)image;
+ pixman_bool_t result;
+
+ if (region)
+ {
+ if ((result = pixman_region32_copy (&common->clip_region, region)))
+ image->common.have_clip_region = TRUE;
+ }
+ else
+ {
+ _pixman_image_reset_clip_region (image);
+
+ result = TRUE;
+ }
+
+ image_property_changed (image);
+
+ return result;
+}
+
+PIXMAN_EXPORT pixman_bool_t
+pixman_image_set_clip_region (pixman_image_t * image,
+ pixman_region16_t *region)
+{
+ image_common_t *common = (image_common_t *)image;
+ pixman_bool_t result;
+
+ if (region)
+ {
+ if ((result = pixman_region32_copy_from_region16 (&common->clip_region, region)))
+ image->common.have_clip_region = TRUE;
+ }
+ else
+ {
+ _pixman_image_reset_clip_region (image);
+
+ result = TRUE;
+ }
+
+ image_property_changed (image);
+
+ return result;
+}
+
+PIXMAN_EXPORT void
+pixman_image_set_has_client_clip (pixman_image_t *image,
+ pixman_bool_t client_clip)
+{
+ image->common.client_clip = client_clip;
+}
+
+PIXMAN_EXPORT pixman_bool_t
+pixman_image_set_transform (pixman_image_t * image,
+ const pixman_transform_t *transform)
+{
+ static const pixman_transform_t id =
+ {
+ { { pixman_fixed_1, 0, 0 },
+ { 0, pixman_fixed_1, 0 },
+ { 0, 0, pixman_fixed_1 } }
+ };
+
+ image_common_t *common = (image_common_t *)image;
+ pixman_bool_t result;
+
+ if (common->transform == transform)
+ return TRUE;
+
+ if (memcmp (&id, transform, sizeof (pixman_transform_t)) == 0)
+ {
+ free (common->transform);
+ common->transform = NULL;
+ result = TRUE;
+
+ goto out;
+ }
+
+ if (common->transform == NULL)
+ common->transform = malloc (sizeof (pixman_transform_t));
+
+ if (common->transform == NULL)
+ {
+ result = FALSE;
+
+ goto out;
+ }
+
+ memcpy (common->transform, transform, sizeof(pixman_transform_t));
+
+ result = TRUE;
+
+out:
+ image_property_changed (image);
+
+ return result;
+}
+
+PIXMAN_EXPORT void
+pixman_image_set_repeat (pixman_image_t *image,
+ pixman_repeat_t repeat)
+{
+ image->common.repeat = repeat;
+
+ image_property_changed (image);
+}
+
+PIXMAN_EXPORT pixman_bool_t
+pixman_image_set_filter (pixman_image_t * image,
+ pixman_filter_t filter,
+ const pixman_fixed_t *params,
+ int n_params)
+{
+ image_common_t *common = (image_common_t *)image;
+ pixman_fixed_t *new_params;
+
+ if (params == common->filter_params && filter == common->filter)
+ return TRUE;
+
+ new_params = NULL;
+ if (params)
+ {
+ new_params = pixman_malloc_ab (n_params, sizeof (pixman_fixed_t));
+ if (!new_params)
+ return FALSE;
+
+ memcpy (new_params,
+ params, n_params * sizeof (pixman_fixed_t));
+ }
+
+ common->filter = filter;
+
+ if (common->filter_params)
+ free (common->filter_params);
+
+ common->filter_params = new_params;
+ common->n_filter_params = n_params;
+
+ image_property_changed (image);
+ return TRUE;
+}
+
+PIXMAN_EXPORT void
+pixman_image_set_source_clipping (pixman_image_t *image,
+ pixman_bool_t clip_sources)
+{
+ image->common.clip_sources = clip_sources;
+
+ image_property_changed (image);
+}
+
+/* Unlike all the other property setters, this function does not
+ * copy the content of indexed. Doing this copying is simply
+ * way, way too expensive.
+ */
+PIXMAN_EXPORT void
+pixman_image_set_indexed (pixman_image_t * image,
+ const pixman_indexed_t *indexed)
+{
+ bits_image_t *bits = (bits_image_t *)image;
+
+ bits->indexed = indexed;
+
+ image_property_changed (image);
+}
+
+PIXMAN_EXPORT void
+pixman_image_set_alpha_map (pixman_image_t *image,
+ pixman_image_t *alpha_map,
+ int16_t x,
+ int16_t y)
+{
+ image_common_t *common = (image_common_t *)image;
+
+ return_if_fail (!alpha_map || alpha_map->type == BITS);
+
+ if (alpha_map && common->alpha_count > 0)
+ {
+ /* If this image is being used as an alpha map itself,
+ * then you can't give it an alpha map of its own.
+ */
+ return;
+ }
+
+ if (alpha_map && alpha_map->common.alpha_map)
+ {
+ /* If the image has an alpha map of its own,
+ * then it can't be used as an alpha map itself
+ */
+ return;
+ }
+
+ if (common->alpha_map != (bits_image_t *)alpha_map)
+ {
+ if (common->alpha_map)
+ {
+ common->alpha_map->common.alpha_count--;
+
+ pixman_image_unref ((pixman_image_t *)common->alpha_map);
+ }
+
+ if (alpha_map)
+ {
+ common->alpha_map = (bits_image_t *)pixman_image_ref (alpha_map);
+
+ common->alpha_map->common.alpha_count++;
+ }
+ else
+ {
+ common->alpha_map = NULL;
+ }
+ }
+
+ common->alpha_origin_x = x;
+ common->alpha_origin_y = y;
+
+ image_property_changed (image);
+}
+
+PIXMAN_EXPORT void
+pixman_image_set_component_alpha (pixman_image_t *image,
+ pixman_bool_t component_alpha)
+{
+ image->common.component_alpha = component_alpha;
+
+ image_property_changed (image);
+}
+
+PIXMAN_EXPORT pixman_bool_t
+pixman_image_get_component_alpha (pixman_image_t *image)
+{
+ return image->common.component_alpha;
+}
+
+PIXMAN_EXPORT void
+pixman_image_set_accessors (pixman_image_t * image,
+ pixman_read_memory_func_t read_func,
+ pixman_write_memory_func_t write_func)
+{
+ return_if_fail (image != NULL);
+
+ if (image->type == BITS)
+ {
+ image->bits.read_func = read_func;
+ image->bits.write_func = write_func;
+
+ image_property_changed (image);
+ }
+}
+
+PIXMAN_EXPORT uint32_t *
+pixman_image_get_data (pixman_image_t *image)
+{
+ if (image->type == BITS)
+ return image->bits.bits;
+
+ return NULL;
+}
+
+PIXMAN_EXPORT int
+pixman_image_get_width (pixman_image_t *image)
+{
+ if (image->type == BITS)
+ return image->bits.width;
+
+ return 0;
+}
+
+PIXMAN_EXPORT int
+pixman_image_get_height (pixman_image_t *image)
+{
+ if (image->type == BITS)
+ return image->bits.height;
+
+ return 0;
+}
+
+PIXMAN_EXPORT int
+pixman_image_get_stride (pixman_image_t *image)
+{
+ if (image->type == BITS)
+ return image->bits.rowstride * (int) sizeof (uint32_t);
+
+ return 0;
+}
+
+PIXMAN_EXPORT int
+pixman_image_get_depth (pixman_image_t *image)
+{
+ if (image->type == BITS)
+ return PIXMAN_FORMAT_DEPTH (image->bits.format);
+
+ return 0;
+}
+
+PIXMAN_EXPORT pixman_format_code_t
+pixman_image_get_format (pixman_image_t *image)
+{
+ if (image->type == BITS)
+ return image->bits.format;
+
+ return 0;
+}
+
+uint32_t
+_pixman_image_get_solid (pixman_implementation_t *imp,
+ pixman_image_t * image,
+ pixman_format_code_t format)
+{
+ uint32_t result;
+ pixman_iter_t iter;
+
+ _pixman_implementation_src_iter_init (
+ imp, &iter, image, 0, 0, 1, 1,
+ (uint8_t *)&result, ITER_NARROW);
+
+ result = *iter.get_scanline (&iter, NULL);
+
+ /* If necessary, convert RGB <--> BGR. */
+ if (PIXMAN_FORMAT_TYPE (format) != PIXMAN_TYPE_ARGB)
+ {
+ result = (((result & 0xff000000) >> 0) |
+ ((result & 0x00ff0000) >> 16) |
+ ((result & 0x0000ff00) >> 0) |
+ ((result & 0x000000ff) << 16));
+ }
+
+ return result;
+}
diff --git a/pixman/pixman/pixman-private.h b/pixman/pixman/pixman-private.h index f5d0ba165..ee7f4d676 100644 --- a/pixman/pixman/pixman-private.h +++ b/pixman/pixman/pixman-private.h @@ -1,918 +1,921 @@ -#ifndef PACKAGE -# error config.h must be included before pixman-private.h -#endif - -#ifndef PIXMAN_PRIVATE_H -#define PIXMAN_PRIVATE_H - -#define PIXMAN_DISABLE_DEPRECATED -#define PIXMAN_USE_INTERNAL_API - -#include "pixman.h" -#include <time.h> -#include <assert.h> -#include <stdio.h> -#include <string.h> - -#include "pixman-compiler.h" - -/* - * Images - */ -typedef struct image_common image_common_t; -typedef struct solid_fill solid_fill_t; -typedef struct gradient gradient_t; -typedef struct linear_gradient linear_gradient_t; -typedef struct horizontal_gradient horizontal_gradient_t; -typedef struct vertical_gradient vertical_gradient_t; -typedef struct conical_gradient conical_gradient_t; -typedef struct radial_gradient radial_gradient_t; -typedef struct bits_image bits_image_t; -typedef struct circle circle_t; - -typedef void (*fetch_scanline_t) (pixman_image_t *image, - int x, - int y, - int width, - uint32_t *buffer, - const uint32_t *mask); - -typedef uint32_t (*fetch_pixel_32_t) (bits_image_t *image, - int x, - int y); - -typedef uint64_t (*fetch_pixel_64_t) (bits_image_t *image, - int x, - int y); - -typedef void (*store_scanline_t) (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values); - -typedef enum -{ - BITS, - LINEAR, - CONICAL, - RADIAL, - SOLID -} image_type_t; - -typedef void (*property_changed_func_t) (pixman_image_t *image); - -struct image_common -{ - image_type_t type; - int32_t ref_count; - pixman_region32_t clip_region; - int32_t alpha_count; /* How many times this image is being used as an alpha map */ - pixman_bool_t have_clip_region; /* FALSE if there is no clip */ - pixman_bool_t client_clip; /* Whether the source clip was - set by a client */ - pixman_bool_t clip_sources; /* Whether the clip applies when - * the image is used as a source - */ - pixman_bool_t dirty; - pixman_transform_t * transform; - pixman_repeat_t repeat; - pixman_filter_t filter; - pixman_fixed_t * filter_params; - int n_filter_params; - bits_image_t * alpha_map; - int alpha_origin_x; - int alpha_origin_y; - pixman_bool_t component_alpha; - property_changed_func_t property_changed; - - pixman_image_destroy_func_t destroy_func; - void * destroy_data; - - uint32_t flags; - pixman_format_code_t extended_format_code; -}; - -struct solid_fill -{ - image_common_t common; - pixman_color_t color; - - uint32_t color_32; - uint64_t color_64; -}; - -struct gradient -{ - image_common_t common; - int n_stops; - pixman_gradient_stop_t *stops; -}; - -struct linear_gradient -{ - gradient_t common; - pixman_point_fixed_t p1; - pixman_point_fixed_t p2; -}; - -struct circle -{ - pixman_fixed_t x; - pixman_fixed_t y; - pixman_fixed_t radius; -}; - -struct radial_gradient -{ - gradient_t common; - - circle_t c1; - circle_t c2; - - circle_t delta; - double a; - double inva; - double mindr; -}; - -struct conical_gradient -{ - gradient_t common; - pixman_point_fixed_t center; - double angle; -}; - -struct bits_image -{ - image_common_t common; - pixman_format_code_t format; - const pixman_indexed_t * indexed; - int width; - int height; - uint32_t * bits; - uint32_t * free_me; - int rowstride; /* in number of uint32_t's */ - - fetch_scanline_t get_scanline_32; - fetch_scanline_t get_scanline_64; - - fetch_scanline_t fetch_scanline_32; - fetch_pixel_32_t fetch_pixel_32; - store_scanline_t store_scanline_32; - - fetch_scanline_t fetch_scanline_64; - fetch_pixel_64_t fetch_pixel_64; - store_scanline_t store_scanline_64; - - /* Used for indirect access to the bits */ - pixman_read_memory_func_t read_func; - pixman_write_memory_func_t write_func; -}; - -union pixman_image -{ - image_type_t type; - image_common_t common; - bits_image_t bits; - gradient_t gradient; - linear_gradient_t linear; - conical_gradient_t conical; - radial_gradient_t radial; - solid_fill_t solid; -}; - -typedef struct pixman_iter_t pixman_iter_t; -typedef uint32_t *(* pixman_iter_get_scanline_t) (pixman_iter_t *iter, const uint32_t *mask); -typedef void (* pixman_iter_write_back_t) (pixman_iter_t *iter); - -typedef enum -{ - ITER_NARROW = (1 << 0), - - /* "Localized alpha" is when the alpha channel is used only to compute - * the alpha value of the destination. This means that the computation - * of the RGB values of the result is independent of the alpha value. - * - * For example, the OVER operator has localized alpha for the - * destination, because the RGB values of the result can be computed - * without knowing the destination alpha. Similarly, ADD has localized - * alpha for both source and destination because the RGB values of the - * result can be computed without knowing the alpha value of source or - * destination. - * - * When he destination is xRGB, this is useful knowledge, because then - * we can treat it as if it were ARGB, which means in some cases we can - * avoid copying it to a temporary buffer. - */ - ITER_LOCALIZED_ALPHA = (1 << 1), - ITER_IGNORE_ALPHA = (1 << 2), - ITER_IGNORE_RGB = (1 << 3) -} iter_flags_t; - -struct pixman_iter_t -{ - pixman_iter_get_scanline_t get_scanline; - pixman_iter_write_back_t write_back; - - pixman_image_t * image; - uint32_t * buffer; - int x, y; - int width; - - uint8_t * bits; - int stride; -}; - -void -_pixman_bits_image_setup_accessors (bits_image_t *image); - -void -_pixman_bits_image_src_iter_init (pixman_image_t *image, - pixman_iter_t *iter, - int x, int y, int width, int height, - uint8_t *buffer, iter_flags_t flags); -void -_pixman_bits_image_dest_iter_init (pixman_image_t *image, - pixman_iter_t *iter, - int x, int y, int width, int height, - uint8_t *buffer, iter_flags_t flags); - -void -_pixman_solid_fill_iter_init (pixman_image_t *image, - pixman_iter_t *iter, - int x, int y, int width, int height, - uint8_t *buffer, iter_flags_t flags); - -void -_pixman_linear_gradient_iter_init (pixman_image_t *image, - pixman_iter_t *iter, - int x, int y, int width, int height, - uint8_t *buffer, iter_flags_t flags); - -void -_pixman_radial_gradient_iter_init (pixman_image_t *image, - pixman_iter_t *iter, - int x, int y, int width, int height, - uint8_t *buffer, iter_flags_t flags); - -void -_pixman_conical_gradient_iter_init (pixman_image_t *image, - pixman_iter_t *iter, - int x, int y, int width, int height, - uint8_t *buffer, iter_flags_t flags); - -pixman_image_t * -_pixman_image_allocate (void); - -pixman_bool_t -_pixman_init_gradient (gradient_t * gradient, - const pixman_gradient_stop_t *stops, - int n_stops); -void -_pixman_image_reset_clip_region (pixman_image_t *image); - -void -_pixman_image_validate (pixman_image_t *image); - -#define PIXMAN_IMAGE_GET_LINE(image, x, y, type, out_stride, line, mul) \ - do \ - { \ - uint32_t *__bits__; \ - int __stride__; \ - \ - __bits__ = image->bits.bits; \ - __stride__ = image->bits.rowstride; \ - (out_stride) = \ - __stride__ * (int) sizeof (uint32_t) / (int) sizeof (type); \ - (line) = \ - ((type *) __bits__) + (out_stride) * (y) + (mul) * (x); \ - } while (0) - -/* - * Gradient walker - */ -typedef struct -{ - uint32_t left_ag; - uint32_t left_rb; - uint32_t right_ag; - uint32_t right_rb; - int32_t left_x; - int32_t right_x; - int32_t stepper; - - pixman_gradient_stop_t *stops; - int num_stops; - unsigned int spread; - - int need_reset; -} pixman_gradient_walker_t; - -void -_pixman_gradient_walker_init (pixman_gradient_walker_t *walker, - gradient_t * gradient, - unsigned int spread); - -void -_pixman_gradient_walker_reset (pixman_gradient_walker_t *walker, - pixman_fixed_32_32_t pos); - -uint32_t -_pixman_gradient_walker_pixel (pixman_gradient_walker_t *walker, - pixman_fixed_32_32_t x); - -/* - * Edges - */ - -#define MAX_ALPHA(n) ((1 << (n)) - 1) -#define N_Y_FRAC(n) ((n) == 1 ? 1 : (1 << ((n) / 2)) - 1) -#define N_X_FRAC(n) ((n) == 1 ? 1 : (1 << ((n) / 2)) + 1) - -#define STEP_Y_SMALL(n) (pixman_fixed_1 / N_Y_FRAC (n)) -#define STEP_Y_BIG(n) (pixman_fixed_1 - (N_Y_FRAC (n) - 1) * STEP_Y_SMALL (n)) - -#define Y_FRAC_FIRST(n) (STEP_Y_BIG (n) / 2) -#define Y_FRAC_LAST(n) (Y_FRAC_FIRST (n) + (N_Y_FRAC (n) - 1) * STEP_Y_SMALL (n)) - -#define STEP_X_SMALL(n) (pixman_fixed_1 / N_X_FRAC (n)) -#define STEP_X_BIG(n) (pixman_fixed_1 - (N_X_FRAC (n) - 1) * STEP_X_SMALL (n)) - -#define X_FRAC_FIRST(n) (STEP_X_BIG (n) / 2) -#define X_FRAC_LAST(n) (X_FRAC_FIRST (n) + (N_X_FRAC (n) - 1) * STEP_X_SMALL (n)) - -#define RENDER_SAMPLES_X(x, n) \ - ((n) == 1? 0 : (pixman_fixed_frac (x) + \ - X_FRAC_FIRST (n)) / STEP_X_SMALL (n)) - -void -pixman_rasterize_edges_accessors (pixman_image_t *image, - pixman_edge_t * l, - pixman_edge_t * r, - pixman_fixed_t t, - pixman_fixed_t b); - -/* - * Implementations - */ -typedef struct pixman_implementation_t pixman_implementation_t; - -typedef void (*pixman_combine_32_func_t) (pixman_implementation_t *imp, - pixman_op_t op, - uint32_t * dest, - const uint32_t * src, - const uint32_t * mask, - int width); - -typedef void (*pixman_combine_64_func_t) (pixman_implementation_t *imp, - pixman_op_t op, - uint64_t * dest, - const uint64_t * src, - const uint64_t * mask, - int width); - -typedef void (*pixman_composite_func_t) (pixman_implementation_t *imp, - pixman_op_t op, - pixman_image_t * src, - pixman_image_t * mask, - pixman_image_t * dest, - int32_t src_x, - int32_t src_y, - int32_t mask_x, - int32_t mask_y, - int32_t dest_x, - int32_t dest_y, - int32_t width, - int32_t height); -typedef pixman_bool_t (*pixman_blt_func_t) (pixman_implementation_t *imp, - uint32_t * src_bits, - uint32_t * dst_bits, - int src_stride, - int dst_stride, - int src_bpp, - int dst_bpp, - int src_x, - int src_y, - int dst_x, - int dst_y, - int width, - int height); -typedef pixman_bool_t (*pixman_fill_func_t) (pixman_implementation_t *imp, - uint32_t * bits, - int stride, - int bpp, - int x, - int y, - int width, - int height, - uint32_t xor); -typedef void (*pixman_iter_init_func_t) (pixman_implementation_t *imp, - pixman_iter_t *iter, - pixman_image_t *image, - int x, - int y, - int width, - int height, - uint8_t *buffer, - iter_flags_t flags); - -void _pixman_setup_combiner_functions_32 (pixman_implementation_t *imp); -void _pixman_setup_combiner_functions_64 (pixman_implementation_t *imp); - -typedef struct -{ - pixman_op_t op; - pixman_format_code_t src_format; - uint32_t src_flags; - pixman_format_code_t mask_format; - uint32_t mask_flags; - pixman_format_code_t dest_format; - uint32_t dest_flags; - pixman_composite_func_t func; -} pixman_fast_path_t; - -struct pixman_implementation_t -{ - pixman_implementation_t * toplevel; - pixman_implementation_t * delegate; - const pixman_fast_path_t * fast_paths; - - pixman_blt_func_t blt; - pixman_fill_func_t fill; - pixman_iter_init_func_t src_iter_init; - pixman_iter_init_func_t dest_iter_init; - - pixman_combine_32_func_t combine_32[PIXMAN_N_OPERATORS]; - pixman_combine_32_func_t combine_32_ca[PIXMAN_N_OPERATORS]; - pixman_combine_64_func_t combine_64[PIXMAN_N_OPERATORS]; - pixman_combine_64_func_t combine_64_ca[PIXMAN_N_OPERATORS]; -}; - -uint32_t -_pixman_image_get_solid (pixman_implementation_t *imp, - pixman_image_t * image, - pixman_format_code_t format); - -pixman_implementation_t * -_pixman_implementation_create (pixman_implementation_t *delegate, - const pixman_fast_path_t *fast_paths); - -void -_pixman_implementation_combine_32 (pixman_implementation_t *imp, - pixman_op_t op, - uint32_t * dest, - const uint32_t * src, - const uint32_t * mask, - int width); -void -_pixman_implementation_combine_64 (pixman_implementation_t *imp, - pixman_op_t op, - uint64_t * dest, - const uint64_t * src, - const uint64_t * mask, - int width); -void -_pixman_implementation_combine_32_ca (pixman_implementation_t *imp, - pixman_op_t op, - uint32_t * dest, - const uint32_t * src, - const uint32_t * mask, - int width); -void -_pixman_implementation_combine_64_ca (pixman_implementation_t *imp, - pixman_op_t op, - uint64_t * dest, - const uint64_t * src, - const uint64_t * mask, - int width); - -pixman_bool_t -_pixman_implementation_blt (pixman_implementation_t *imp, - uint32_t * src_bits, - uint32_t * dst_bits, - int src_stride, - int dst_stride, - int src_bpp, - int dst_bpp, - int src_x, - int src_y, - int dst_x, - int dst_y, - int width, - int height); - -pixman_bool_t -_pixman_implementation_fill (pixman_implementation_t *imp, - uint32_t * bits, - int stride, - int bpp, - int x, - int y, - int width, - int height, - uint32_t xor); - -void -_pixman_implementation_src_iter_init (pixman_implementation_t *imp, - pixman_iter_t *iter, - pixman_image_t *image, - int x, - int y, - int width, - int height, - uint8_t *buffer, - iter_flags_t flags); - -void -_pixman_implementation_dest_iter_init (pixman_implementation_t *imp, - pixman_iter_t *iter, - pixman_image_t *image, - int x, - int y, - int width, - int height, - uint8_t *buffer, - iter_flags_t flags); - -/* Specific implementations */ -pixman_implementation_t * -_pixman_implementation_create_general (void); - -pixman_implementation_t * -_pixman_implementation_create_fast_path (pixman_implementation_t *fallback); - -#ifdef USE_MMX -pixman_implementation_t * -_pixman_implementation_create_mmx (pixman_implementation_t *fallback); -#endif - -#ifdef USE_SSE2 -pixman_implementation_t * -_pixman_implementation_create_sse2 (pixman_implementation_t *fallback); -#endif - -#ifdef USE_ARM_SIMD -pixman_implementation_t * -_pixman_implementation_create_arm_simd (pixman_implementation_t *fallback); -#endif - -#ifdef USE_ARM_NEON -pixman_implementation_t * -_pixman_implementation_create_arm_neon (pixman_implementation_t *fallback); -#endif - -#ifdef USE_VMX -pixman_implementation_t * -_pixman_implementation_create_vmx (pixman_implementation_t *fallback); -#endif - -pixman_implementation_t * -_pixman_choose_implementation (void); - - - -/* - * Utilities - */ -uint32_t * -_pixman_iter_get_scanline_noop (pixman_iter_t *iter, const uint32_t *mask); - -/* These "formats" all have depth 0, so they - * will never clash with any real ones - */ -#define PIXMAN_null PIXMAN_FORMAT (0, 0, 0, 0, 0, 0) -#define PIXMAN_solid PIXMAN_FORMAT (0, 1, 0, 0, 0, 0) -#define PIXMAN_pixbuf PIXMAN_FORMAT (0, 2, 0, 0, 0, 0) -#define PIXMAN_rpixbuf PIXMAN_FORMAT (0, 3, 0, 0, 0, 0) -#define PIXMAN_unknown PIXMAN_FORMAT (0, 4, 0, 0, 0, 0) -#define PIXMAN_any PIXMAN_FORMAT (0, 5, 0, 0, 0, 0) - -#define PIXMAN_OP_any (PIXMAN_N_OPERATORS + 1) - -#define FAST_PATH_ID_TRANSFORM (1 << 0) -#define FAST_PATH_NO_ALPHA_MAP (1 << 1) -#define FAST_PATH_NO_CONVOLUTION_FILTER (1 << 2) -#define FAST_PATH_NO_PAD_REPEAT (1 << 3) -#define FAST_PATH_NO_REFLECT_REPEAT (1 << 4) -#define FAST_PATH_NO_ACCESSORS (1 << 5) -#define FAST_PATH_NARROW_FORMAT (1 << 6) -#define FAST_PATH_COMPONENT_ALPHA (1 << 8) -#define FAST_PATH_SAMPLES_OPAQUE (1 << 7) -#define FAST_PATH_UNIFIED_ALPHA (1 << 9) -#define FAST_PATH_SCALE_TRANSFORM (1 << 10) -#define FAST_PATH_NEAREST_FILTER (1 << 11) -#define FAST_PATH_HAS_TRANSFORM (1 << 12) -#define FAST_PATH_IS_OPAQUE (1 << 13) -#define FAST_PATH_NO_NORMAL_REPEAT (1 << 14) -#define FAST_PATH_NO_NONE_REPEAT (1 << 15) -#define FAST_PATH_SAMPLES_COVER_CLIP (1 << 16) -#define FAST_PATH_X_UNIT_POSITIVE (1 << 17) -#define FAST_PATH_AFFINE_TRANSFORM (1 << 18) -#define FAST_PATH_Y_UNIT_ZERO (1 << 19) -#define FAST_PATH_BILINEAR_FILTER (1 << 20) - -#define FAST_PATH_PAD_REPEAT \ - (FAST_PATH_NO_NONE_REPEAT | \ - FAST_PATH_NO_NORMAL_REPEAT | \ - FAST_PATH_NO_REFLECT_REPEAT) - -#define FAST_PATH_NORMAL_REPEAT \ - (FAST_PATH_NO_NONE_REPEAT | \ - FAST_PATH_NO_PAD_REPEAT | \ - FAST_PATH_NO_REFLECT_REPEAT) - -#define FAST_PATH_NONE_REPEAT \ - (FAST_PATH_NO_NORMAL_REPEAT | \ - FAST_PATH_NO_PAD_REPEAT | \ - FAST_PATH_NO_REFLECT_REPEAT) - -#define FAST_PATH_REFLECT_REPEAT \ - (FAST_PATH_NO_NONE_REPEAT | \ - FAST_PATH_NO_NORMAL_REPEAT | \ - FAST_PATH_NO_PAD_REPEAT) - -#define FAST_PATH_STANDARD_FLAGS \ - (FAST_PATH_NO_CONVOLUTION_FILTER | \ - FAST_PATH_NO_ACCESSORS | \ - FAST_PATH_NO_ALPHA_MAP | \ - FAST_PATH_NARROW_FORMAT) - -#define FAST_PATH_STD_DEST_FLAGS \ - (FAST_PATH_NO_ACCESSORS | \ - FAST_PATH_NO_ALPHA_MAP | \ - FAST_PATH_NARROW_FORMAT) - -#define SOURCE_FLAGS(format) \ - (FAST_PATH_STANDARD_FLAGS | \ - ((PIXMAN_ ## format == PIXMAN_solid) ? \ - 0 : (FAST_PATH_SAMPLES_COVER_CLIP | FAST_PATH_ID_TRANSFORM))) - -#define MASK_FLAGS(format, extra) \ - ((PIXMAN_ ## format == PIXMAN_null) ? 0 : (SOURCE_FLAGS (format) | extra)) - -#define FAST_PATH(op, src, src_flags, mask, mask_flags, dest, dest_flags, func) \ - PIXMAN_OP_ ## op, \ - PIXMAN_ ## src, \ - src_flags, \ - PIXMAN_ ## mask, \ - mask_flags, \ - PIXMAN_ ## dest, \ - dest_flags, \ - func - -#define PIXMAN_STD_FAST_PATH(op, src, mask, dest, func) \ - { FAST_PATH ( \ - op, \ - src, SOURCE_FLAGS (src), \ - mask, MASK_FLAGS (mask, FAST_PATH_UNIFIED_ALPHA), \ - dest, FAST_PATH_STD_DEST_FLAGS, \ - func) } - -#define PIXMAN_STD_FAST_PATH_CA(op, src, mask, dest, func) \ - { FAST_PATH ( \ - op, \ - src, SOURCE_FLAGS (src), \ - mask, MASK_FLAGS (mask, FAST_PATH_COMPONENT_ALPHA), \ - dest, FAST_PATH_STD_DEST_FLAGS, \ - func) } - -/* Memory allocation helpers */ -void * -pixman_malloc_ab (unsigned int n, unsigned int b); - -void * -pixman_malloc_abc (unsigned int a, unsigned int b, unsigned int c); - -pixman_bool_t -pixman_multiply_overflows_int (unsigned int a, unsigned int b); - -pixman_bool_t -pixman_addition_overflows_int (unsigned int a, unsigned int b); - -/* Compositing utilities */ -void -pixman_expand (uint64_t * dst, - const uint32_t * src, - pixman_format_code_t format, - int width); - -void -pixman_contract (uint32_t * dst, - const uint64_t *src, - int width); - - -/* Region Helpers */ -pixman_bool_t -pixman_region32_copy_from_region16 (pixman_region32_t *dst, - pixman_region16_t *src); - -pixman_bool_t -pixman_region16_copy_from_region32 (pixman_region16_t *dst, - pixman_region32_t *src); - - -/* Misc macros */ - -#ifndef FALSE -# define FALSE 0 -#endif - -#ifndef TRUE -# define TRUE 1 -#endif - -#ifndef MIN -# define MIN(a, b) ((a < b) ? a : b) -#endif - -#ifndef MAX -# define MAX(a, b) ((a > b) ? a : b) -#endif - -/* Integer division that rounds towards -infinity */ -#define DIV(a, b) \ - ((((a) < 0) == ((b) < 0)) ? (a) / (b) : \ - ((a) - (b) + 1 - (((b) < 0) << 1)) / (b)) - -/* Modulus that produces the remainder wrt. DIV */ -#define MOD(a, b) ((a) < 0 ? ((b) - ((-(a) - 1) % (b))) - 1 : (a) % (b)) - -#define CLIP(v, low, high) ((v) < (low) ? (low) : ((v) > (high) ? (high) : (v))) - -/* Conversion between 8888 and 0565 */ - -#define CONVERT_8888_TO_0565(s) \ - ((((s) >> 3) & 0x001f) | \ - (((s) >> 5) & 0x07e0) | \ - (((s) >> 8) & 0xf800)) - -#define CONVERT_0565_TO_0888(s) \ - (((((s) << 3) & 0xf8) | (((s) >> 2) & 0x7)) | \ - ((((s) << 5) & 0xfc00) | (((s) >> 1) & 0x300)) | \ - ((((s) << 8) & 0xf80000) | (((s) << 3) & 0x70000))) - -#define CONVERT_0565_TO_8888(s) (CONVERT_0565_TO_0888(s) | 0xff000000) - -/* Trivial versions that are useful in macros */ -#define CONVERT_8888_TO_8888(s) (s) -#define CONVERT_0565_TO_0565(s) (s) - -#define PIXMAN_FORMAT_IS_WIDE(f) \ - (PIXMAN_FORMAT_A (f) > 8 || \ - PIXMAN_FORMAT_R (f) > 8 || \ - PIXMAN_FORMAT_G (f) > 8 || \ - PIXMAN_FORMAT_B (f) > 8) - -#ifdef WORDS_BIGENDIAN -# define SCREEN_SHIFT_LEFT(x,n) ((x) << (n)) -# define SCREEN_SHIFT_RIGHT(x,n) ((x) >> (n)) -#else -# define SCREEN_SHIFT_LEFT(x,n) ((x) >> (n)) -# define SCREEN_SHIFT_RIGHT(x,n) ((x) << (n)) -#endif - -/* - * Various debugging code - */ - -#undef DEBUG - -#define COMPILE_TIME_ASSERT(x) \ - do { typedef int compile_time_assertion [(x)?1:-1]; } while (0) - -/* Turn on debugging depending on what type of release this is - */ -#if (((PIXMAN_VERSION_MICRO % 2) == 0) && ((PIXMAN_VERSION_MINOR % 2) == 1)) - -/* Debugging gets turned on for development releases because these - * are the things that end up in bleeding edge distributions such - * as Rawhide etc. - * - * For performance reasons we don't turn it on for stable releases or - * random git checkouts. (Random git checkouts are often used for - * performance work). - */ - -# define DEBUG - -#endif - -#ifdef DEBUG - -void -_pixman_log_error (const char *function, const char *message); - -#define return_if_fail(expr) \ - do \ - { \ - if (!(expr)) \ - { \ - _pixman_log_error (FUNC, "The expression " # expr " was false"); \ - return; \ - } \ - } \ - while (0) - -#define return_val_if_fail(expr, retval) \ - do \ - { \ - if (!(expr)) \ - { \ - _pixman_log_error (FUNC, "The expression " # expr " was false"); \ - return (retval); \ - } \ - } \ - while (0) - -#define critical_if_fail(expr) \ - do \ - { \ - if (!(expr)) \ - _pixman_log_error (FUNC, "The expression " # expr " was false"); \ - } \ - while (0) - - -#else - -#define _pixman_log_error(f,m) do { } while (0) \ - -#define return_if_fail(expr) \ - do \ - { \ - if (!(expr)) \ - return; \ - } \ - while (0) - -#define return_val_if_fail(expr, retval) \ - do \ - { \ - if (!(expr)) \ - return (retval); \ - } \ - while (0) - -#define critical_if_fail(expr) \ - do \ - { \ - } \ - while (0) -#endif - -/* - * Timers - */ - -#ifdef PIXMAN_TIMERS - -static inline uint64_t -oil_profile_stamp_rdtsc (void) -{ - uint64_t ts; - - __asm__ __volatile__ ("rdtsc\n" : "=A" (ts)); - return ts; -} - -#define OIL_STAMP oil_profile_stamp_rdtsc - -typedef struct pixman_timer_t pixman_timer_t; - -struct pixman_timer_t -{ - int initialized; - const char * name; - uint64_t n_times; - uint64_t total; - pixman_timer_t *next; -}; - -extern int timer_defined; - -void pixman_timer_register (pixman_timer_t *timer); - -#define TIMER_BEGIN(tname) \ - { \ - static pixman_timer_t timer ## tname; \ - uint64_t begin ## tname; \ - \ - if (!timer ## tname.initialized) \ - { \ - timer ## tname.initialized = 1; \ - timer ## tname.name = # tname; \ - pixman_timer_register (&timer ## tname); \ - } \ - \ - timer ## tname.n_times++; \ - begin ## tname = OIL_STAMP (); - -#define TIMER_END(tname) \ - timer ## tname.total += OIL_STAMP () - begin ## tname; \ - } - -#endif /* PIXMAN_TIMERS */ - -#endif /* PIXMAN_PRIVATE_H */ +#ifndef PACKAGE
+# error config.h must be included before pixman-private.h
+#endif
+
+#ifndef PIXMAN_PRIVATE_H
+#define PIXMAN_PRIVATE_H
+
+#define PIXMAN_DISABLE_DEPRECATED
+#define PIXMAN_USE_INTERNAL_API
+
+#include "pixman.h"
+#include <time.h>
+#include <assert.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "pixman-compiler.h"
+
+/*
+ * Images
+ */
+typedef struct image_common image_common_t;
+typedef struct solid_fill solid_fill_t;
+typedef struct gradient gradient_t;
+typedef struct linear_gradient linear_gradient_t;
+typedef struct horizontal_gradient horizontal_gradient_t;
+typedef struct vertical_gradient vertical_gradient_t;
+typedef struct conical_gradient conical_gradient_t;
+typedef struct radial_gradient radial_gradient_t;
+typedef struct bits_image bits_image_t;
+typedef struct circle circle_t;
+
+typedef void (*fetch_scanline_t) (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t *buffer,
+ const uint32_t *mask);
+
+typedef uint32_t (*fetch_pixel_32_t) (bits_image_t *image,
+ int x,
+ int y);
+
+typedef uint64_t (*fetch_pixel_64_t) (bits_image_t *image,
+ int x,
+ int y);
+
+typedef void (*store_scanline_t) (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values);
+
+typedef enum
+{
+ BITS,
+ LINEAR,
+ CONICAL,
+ RADIAL,
+ SOLID
+} image_type_t;
+
+typedef void (*property_changed_func_t) (pixman_image_t *image);
+
+struct image_common
+{
+ image_type_t type;
+ int32_t ref_count;
+ pixman_region32_t clip_region;
+ int32_t alpha_count; /* How many times this image is being used as an alpha map */
+ pixman_bool_t have_clip_region; /* FALSE if there is no clip */
+ pixman_bool_t client_clip; /* Whether the source clip was
+ set by a client */
+ pixman_bool_t clip_sources; /* Whether the clip applies when
+ * the image is used as a source
+ */
+ pixman_bool_t dirty;
+ pixman_transform_t * transform;
+ pixman_repeat_t repeat;
+ pixman_filter_t filter;
+ pixman_fixed_t * filter_params;
+ int n_filter_params;
+ bits_image_t * alpha_map;
+ int alpha_origin_x;
+ int alpha_origin_y;
+ pixman_bool_t component_alpha;
+ property_changed_func_t property_changed;
+
+ pixman_image_destroy_func_t destroy_func;
+ void * destroy_data;
+
+ uint32_t flags;
+ pixman_format_code_t extended_format_code;
+};
+
+struct solid_fill
+{
+ image_common_t common;
+ pixman_color_t color;
+
+ uint32_t color_32;
+ uint64_t color_64;
+};
+
+struct gradient
+{
+ image_common_t common;
+ int n_stops;
+ pixman_gradient_stop_t *stops;
+};
+
+struct linear_gradient
+{
+ gradient_t common;
+ pixman_point_fixed_t p1;
+ pixman_point_fixed_t p2;
+};
+
+struct circle
+{
+ pixman_fixed_t x;
+ pixman_fixed_t y;
+ pixman_fixed_t radius;
+};
+
+struct radial_gradient
+{
+ gradient_t common;
+
+ circle_t c1;
+ circle_t c2;
+
+ circle_t delta;
+ double a;
+ double inva;
+ double mindr;
+};
+
+struct conical_gradient
+{
+ gradient_t common;
+ pixman_point_fixed_t center;
+ double angle;
+};
+
+struct bits_image
+{
+ image_common_t common;
+ pixman_format_code_t format;
+ const pixman_indexed_t * indexed;
+ int width;
+ int height;
+ uint32_t * bits;
+ uint32_t * free_me;
+ int rowstride; /* in number of uint32_t's */
+
+ fetch_scanline_t get_scanline_32;
+ fetch_scanline_t get_scanline_64;
+
+ fetch_scanline_t fetch_scanline_32;
+ fetch_pixel_32_t fetch_pixel_32;
+ store_scanline_t store_scanline_32;
+
+ fetch_scanline_t fetch_scanline_64;
+ fetch_pixel_64_t fetch_pixel_64;
+ store_scanline_t store_scanline_64;
+
+ /* Used for indirect access to the bits */
+ pixman_read_memory_func_t read_func;
+ pixman_write_memory_func_t write_func;
+};
+
+union pixman_image
+{
+ image_type_t type;
+ image_common_t common;
+ bits_image_t bits;
+ gradient_t gradient;
+ linear_gradient_t linear;
+ conical_gradient_t conical;
+ radial_gradient_t radial;
+ solid_fill_t solid;
+};
+
+typedef struct pixman_iter_t pixman_iter_t;
+typedef uint32_t *(* pixman_iter_get_scanline_t) (pixman_iter_t *iter, const uint32_t *mask);
+typedef void (* pixman_iter_write_back_t) (pixman_iter_t *iter);
+
+typedef enum
+{
+ ITER_NARROW = (1 << 0),
+
+ /* "Localized alpha" is when the alpha channel is used only to compute
+ * the alpha value of the destination. This means that the computation
+ * of the RGB values of the result is independent of the alpha value.
+ *
+ * For example, the OVER operator has localized alpha for the
+ * destination, because the RGB values of the result can be computed
+ * without knowing the destination alpha. Similarly, ADD has localized
+ * alpha for both source and destination because the RGB values of the
+ * result can be computed without knowing the alpha value of source or
+ * destination.
+ *
+ * When he destination is xRGB, this is useful knowledge, because then
+ * we can treat it as if it were ARGB, which means in some cases we can
+ * avoid copying it to a temporary buffer.
+ */
+ ITER_LOCALIZED_ALPHA = (1 << 1),
+ ITER_IGNORE_ALPHA = (1 << 2),
+ ITER_IGNORE_RGB = (1 << 3)
+} iter_flags_t;
+
+struct pixman_iter_t
+{
+ pixman_iter_get_scanline_t get_scanline;
+ pixman_iter_write_back_t write_back;
+
+ pixman_image_t * image;
+ uint32_t * buffer;
+ int x, y;
+ int width;
+
+ uint8_t * bits;
+ int stride;
+};
+
+void
+_pixman_bits_image_setup_accessors (bits_image_t *image);
+
+void
+_pixman_bits_image_src_iter_init (pixman_image_t *image,
+ pixman_iter_t *iter,
+ int x, int y, int width, int height,
+ uint8_t *buffer, iter_flags_t flags);
+void
+_pixman_bits_image_dest_iter_init (pixman_image_t *image,
+ pixman_iter_t *iter,
+ int x, int y, int width, int height,
+ uint8_t *buffer, iter_flags_t flags);
+
+void
+_pixman_solid_fill_iter_init (pixman_image_t *image,
+ pixman_iter_t *iter,
+ int x, int y, int width, int height,
+ uint8_t *buffer, iter_flags_t flags);
+
+void
+_pixman_linear_gradient_iter_init (pixman_image_t *image,
+ pixman_iter_t *iter,
+ int x, int y, int width, int height,
+ uint8_t *buffer, iter_flags_t flags);
+
+void
+_pixman_radial_gradient_iter_init (pixman_image_t *image,
+ pixman_iter_t *iter,
+ int x, int y, int width, int height,
+ uint8_t *buffer, iter_flags_t flags);
+
+void
+_pixman_conical_gradient_iter_init (pixman_image_t *image,
+ pixman_iter_t *iter,
+ int x, int y, int width, int height,
+ uint8_t *buffer, iter_flags_t flags);
+
+pixman_image_t *
+_pixman_image_allocate (void);
+
+pixman_bool_t
+_pixman_init_gradient (gradient_t * gradient,
+ const pixman_gradient_stop_t *stops,
+ int n_stops);
+void
+_pixman_image_reset_clip_region (pixman_image_t *image);
+
+void
+_pixman_image_validate (pixman_image_t *image);
+
+#define PIXMAN_IMAGE_GET_LINE(image, x, y, type, out_stride, line, mul) \
+ do \
+ { \
+ uint32_t *__bits__; \
+ int __stride__; \
+ \
+ __bits__ = image->bits.bits; \
+ __stride__ = image->bits.rowstride; \
+ (out_stride) = \
+ __stride__ * (int) sizeof (uint32_t) / (int) sizeof (type); \
+ (line) = \
+ ((type *) __bits__) + (out_stride) * (y) + (mul) * (x); \
+ } while (0)
+
+/*
+ * Gradient walker
+ */
+typedef struct
+{
+ uint32_t left_ag;
+ uint32_t left_rb;
+ uint32_t right_ag;
+ uint32_t right_rb;
+ int32_t left_x;
+ int32_t right_x;
+ int32_t stepper;
+
+ pixman_gradient_stop_t *stops;
+ int num_stops;
+ unsigned int spread;
+
+ int need_reset;
+} pixman_gradient_walker_t;
+
+void
+_pixman_gradient_walker_init (pixman_gradient_walker_t *walker,
+ gradient_t * gradient,
+ unsigned int spread);
+
+void
+_pixman_gradient_walker_reset (pixman_gradient_walker_t *walker,
+ pixman_fixed_32_32_t pos);
+
+uint32_t
+_pixman_gradient_walker_pixel (pixman_gradient_walker_t *walker,
+ pixman_fixed_32_32_t x);
+
+/*
+ * Edges
+ */
+
+#define MAX_ALPHA(n) ((1 << (n)) - 1)
+#define N_Y_FRAC(n) ((n) == 1 ? 1 : (1 << ((n) / 2)) - 1)
+#define N_X_FRAC(n) ((n) == 1 ? 1 : (1 << ((n) / 2)) + 1)
+
+#define STEP_Y_SMALL(n) (pixman_fixed_1 / N_Y_FRAC (n))
+#define STEP_Y_BIG(n) (pixman_fixed_1 - (N_Y_FRAC (n) - 1) * STEP_Y_SMALL (n))
+
+#define Y_FRAC_FIRST(n) (STEP_Y_BIG (n) / 2)
+#define Y_FRAC_LAST(n) (Y_FRAC_FIRST (n) + (N_Y_FRAC (n) - 1) * STEP_Y_SMALL (n))
+
+#define STEP_X_SMALL(n) (pixman_fixed_1 / N_X_FRAC (n))
+#define STEP_X_BIG(n) (pixman_fixed_1 - (N_X_FRAC (n) - 1) * STEP_X_SMALL (n))
+
+#define X_FRAC_FIRST(n) (STEP_X_BIG (n) / 2)
+#define X_FRAC_LAST(n) (X_FRAC_FIRST (n) + (N_X_FRAC (n) - 1) * STEP_X_SMALL (n))
+
+#define RENDER_SAMPLES_X(x, n) \
+ ((n) == 1? 0 : (pixman_fixed_frac (x) + \
+ X_FRAC_FIRST (n)) / STEP_X_SMALL (n))
+
+void
+pixman_rasterize_edges_accessors (pixman_image_t *image,
+ pixman_edge_t * l,
+ pixman_edge_t * r,
+ pixman_fixed_t t,
+ pixman_fixed_t b);
+
+/*
+ * Implementations
+ */
+typedef struct pixman_implementation_t pixman_implementation_t;
+
+typedef void (*pixman_combine_32_func_t) (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width);
+
+typedef void (*pixman_combine_64_func_t) (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint64_t * dest,
+ const uint64_t * src,
+ const uint64_t * mask,
+ int width);
+
+typedef void (*pixman_composite_func_t) (pixman_implementation_t *imp,
+ pixman_op_t op,
+ pixman_image_t * src,
+ pixman_image_t * mask,
+ pixman_image_t * dest,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height);
+typedef pixman_bool_t (*pixman_blt_func_t) (pixman_implementation_t *imp,
+ uint32_t * src_bits,
+ uint32_t * dst_bits,
+ int src_stride,
+ int dst_stride,
+ int src_bpp,
+ int dst_bpp,
+ int src_x,
+ int src_y,
+ int dst_x,
+ int dst_y,
+ int width,
+ int height);
+typedef pixman_bool_t (*pixman_fill_func_t) (pixman_implementation_t *imp,
+ uint32_t * bits,
+ int stride,
+ int bpp,
+ int x,
+ int y,
+ int width,
+ int height,
+ uint32_t xor);
+typedef void (*pixman_iter_init_func_t) (pixman_implementation_t *imp,
+ pixman_iter_t *iter,
+ pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ int height,
+ uint8_t *buffer,
+ iter_flags_t flags);
+
+void _pixman_setup_combiner_functions_32 (pixman_implementation_t *imp);
+void _pixman_setup_combiner_functions_64 (pixman_implementation_t *imp);
+
+typedef struct
+{
+ pixman_op_t op;
+ pixman_format_code_t src_format;
+ uint32_t src_flags;
+ pixman_format_code_t mask_format;
+ uint32_t mask_flags;
+ pixman_format_code_t dest_format;
+ uint32_t dest_flags;
+ pixman_composite_func_t func;
+} pixman_fast_path_t;
+
+struct pixman_implementation_t
+{
+ pixman_implementation_t * toplevel;
+ pixman_implementation_t * delegate;
+ const pixman_fast_path_t * fast_paths;
+
+ pixman_blt_func_t blt;
+ pixman_fill_func_t fill;
+ pixman_iter_init_func_t src_iter_init;
+ pixman_iter_init_func_t dest_iter_init;
+
+ pixman_combine_32_func_t combine_32[PIXMAN_N_OPERATORS];
+ pixman_combine_32_func_t combine_32_ca[PIXMAN_N_OPERATORS];
+ pixman_combine_64_func_t combine_64[PIXMAN_N_OPERATORS];
+ pixman_combine_64_func_t combine_64_ca[PIXMAN_N_OPERATORS];
+};
+
+uint32_t
+_pixman_image_get_solid (pixman_implementation_t *imp,
+ pixman_image_t * image,
+ pixman_format_code_t format);
+
+pixman_implementation_t *
+_pixman_implementation_create (pixman_implementation_t *delegate,
+ const pixman_fast_path_t *fast_paths);
+
+void
+_pixman_implementation_combine_32 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width);
+void
+_pixman_implementation_combine_64 (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint64_t * dest,
+ const uint64_t * src,
+ const uint64_t * mask,
+ int width);
+void
+_pixman_implementation_combine_32_ca (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint32_t * dest,
+ const uint32_t * src,
+ const uint32_t * mask,
+ int width);
+void
+_pixman_implementation_combine_64_ca (pixman_implementation_t *imp,
+ pixman_op_t op,
+ uint64_t * dest,
+ const uint64_t * src,
+ const uint64_t * mask,
+ int width);
+
+pixman_bool_t
+_pixman_implementation_blt (pixman_implementation_t *imp,
+ uint32_t * src_bits,
+ uint32_t * dst_bits,
+ int src_stride,
+ int dst_stride,
+ int src_bpp,
+ int dst_bpp,
+ int src_x,
+ int src_y,
+ int dst_x,
+ int dst_y,
+ int width,
+ int height);
+
+pixman_bool_t
+_pixman_implementation_fill (pixman_implementation_t *imp,
+ uint32_t * bits,
+ int stride,
+ int bpp,
+ int x,
+ int y,
+ int width,
+ int height,
+ uint32_t xor);
+
+void
+_pixman_implementation_src_iter_init (pixman_implementation_t *imp,
+ pixman_iter_t *iter,
+ pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ int height,
+ uint8_t *buffer,
+ iter_flags_t flags);
+
+void
+_pixman_implementation_dest_iter_init (pixman_implementation_t *imp,
+ pixman_iter_t *iter,
+ pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ int height,
+ uint8_t *buffer,
+ iter_flags_t flags);
+
+/* Specific implementations */
+pixman_implementation_t *
+_pixman_implementation_create_general (void);
+
+pixman_implementation_t *
+_pixman_implementation_create_fast_path (pixman_implementation_t *fallback);
+
+#ifdef USE_MMX
+pixman_implementation_t *
+_pixman_implementation_create_mmx (pixman_implementation_t *fallback);
+#endif
+
+#ifdef USE_SSE2
+pixman_implementation_t *
+_pixman_implementation_create_sse2 (pixman_implementation_t *fallback);
+#endif
+
+#ifdef USE_ARM_SIMD
+pixman_implementation_t *
+_pixman_implementation_create_arm_simd (pixman_implementation_t *fallback);
+#endif
+
+#ifdef USE_ARM_NEON
+pixman_implementation_t *
+_pixman_implementation_create_arm_neon (pixman_implementation_t *fallback);
+#endif
+
+#ifdef USE_VMX
+pixman_implementation_t *
+_pixman_implementation_create_vmx (pixman_implementation_t *fallback);
+#endif
+
+pixman_implementation_t *
+_pixman_choose_implementation (void);
+
+
+
+/*
+ * Utilities
+ */
+uint32_t *
+_pixman_iter_get_scanline_noop (pixman_iter_t *iter, const uint32_t *mask);
+
+/* These "formats" all have depth 0, so they
+ * will never clash with any real ones
+ */
+#define PIXMAN_null PIXMAN_FORMAT (0, 0, 0, 0, 0, 0)
+#define PIXMAN_solid PIXMAN_FORMAT (0, 1, 0, 0, 0, 0)
+#define PIXMAN_pixbuf PIXMAN_FORMAT (0, 2, 0, 0, 0, 0)
+#define PIXMAN_rpixbuf PIXMAN_FORMAT (0, 3, 0, 0, 0, 0)
+#define PIXMAN_unknown PIXMAN_FORMAT (0, 4, 0, 0, 0, 0)
+#define PIXMAN_any PIXMAN_FORMAT (0, 5, 0, 0, 0, 0)
+
+#define PIXMAN_OP_any (PIXMAN_N_OPERATORS + 1)
+
+#define FAST_PATH_ID_TRANSFORM (1 << 0)
+#define FAST_PATH_NO_ALPHA_MAP (1 << 1)
+#define FAST_PATH_NO_CONVOLUTION_FILTER (1 << 2)
+#define FAST_PATH_NO_PAD_REPEAT (1 << 3)
+#define FAST_PATH_NO_REFLECT_REPEAT (1 << 4)
+#define FAST_PATH_NO_ACCESSORS (1 << 5)
+#define FAST_PATH_NARROW_FORMAT (1 << 6)
+#define FAST_PATH_COMPONENT_ALPHA (1 << 8)
+#define FAST_PATH_SAMPLES_OPAQUE (1 << 7)
+#define FAST_PATH_UNIFIED_ALPHA (1 << 9)
+#define FAST_PATH_SCALE_TRANSFORM (1 << 10)
+#define FAST_PATH_NEAREST_FILTER (1 << 11)
+#define FAST_PATH_HAS_TRANSFORM (1 << 12)
+#define FAST_PATH_IS_OPAQUE (1 << 13)
+#define FAST_PATH_NO_NORMAL_REPEAT (1 << 14)
+#define FAST_PATH_NO_NONE_REPEAT (1 << 15)
+#define FAST_PATH_SAMPLES_COVER_CLIP (1 << 16)
+#define FAST_PATH_X_UNIT_POSITIVE (1 << 17)
+#define FAST_PATH_AFFINE_TRANSFORM (1 << 18)
+#define FAST_PATH_Y_UNIT_ZERO (1 << 19)
+#define FAST_PATH_BILINEAR_FILTER (1 << 20)
+#define FAST_PATH_ROTATE_90_TRANSFORM (1 << 21)
+#define FAST_PATH_ROTATE_180_TRANSFORM (1 << 22)
+#define FAST_PATH_ROTATE_270_TRANSFORM (1 << 23)
+
+#define FAST_PATH_PAD_REPEAT \
+ (FAST_PATH_NO_NONE_REPEAT | \
+ FAST_PATH_NO_NORMAL_REPEAT | \
+ FAST_PATH_NO_REFLECT_REPEAT)
+
+#define FAST_PATH_NORMAL_REPEAT \
+ (FAST_PATH_NO_NONE_REPEAT | \
+ FAST_PATH_NO_PAD_REPEAT | \
+ FAST_PATH_NO_REFLECT_REPEAT)
+
+#define FAST_PATH_NONE_REPEAT \
+ (FAST_PATH_NO_NORMAL_REPEAT | \
+ FAST_PATH_NO_PAD_REPEAT | \
+ FAST_PATH_NO_REFLECT_REPEAT)
+
+#define FAST_PATH_REFLECT_REPEAT \
+ (FAST_PATH_NO_NONE_REPEAT | \
+ FAST_PATH_NO_NORMAL_REPEAT | \
+ FAST_PATH_NO_PAD_REPEAT)
+
+#define FAST_PATH_STANDARD_FLAGS \
+ (FAST_PATH_NO_CONVOLUTION_FILTER | \
+ FAST_PATH_NO_ACCESSORS | \
+ FAST_PATH_NO_ALPHA_MAP | \
+ FAST_PATH_NARROW_FORMAT)
+
+#define FAST_PATH_STD_DEST_FLAGS \
+ (FAST_PATH_NO_ACCESSORS | \
+ FAST_PATH_NO_ALPHA_MAP | \
+ FAST_PATH_NARROW_FORMAT)
+
+#define SOURCE_FLAGS(format) \
+ (FAST_PATH_STANDARD_FLAGS | \
+ ((PIXMAN_ ## format == PIXMAN_solid) ? \
+ 0 : (FAST_PATH_SAMPLES_COVER_CLIP | FAST_PATH_ID_TRANSFORM)))
+
+#define MASK_FLAGS(format, extra) \
+ ((PIXMAN_ ## format == PIXMAN_null) ? 0 : (SOURCE_FLAGS (format) | extra))
+
+#define FAST_PATH(op, src, src_flags, mask, mask_flags, dest, dest_flags, func) \
+ PIXMAN_OP_ ## op, \
+ PIXMAN_ ## src, \
+ src_flags, \
+ PIXMAN_ ## mask, \
+ mask_flags, \
+ PIXMAN_ ## dest, \
+ dest_flags, \
+ func
+
+#define PIXMAN_STD_FAST_PATH(op, src, mask, dest, func) \
+ { FAST_PATH ( \
+ op, \
+ src, SOURCE_FLAGS (src), \
+ mask, MASK_FLAGS (mask, FAST_PATH_UNIFIED_ALPHA), \
+ dest, FAST_PATH_STD_DEST_FLAGS, \
+ func) }
+
+#define PIXMAN_STD_FAST_PATH_CA(op, src, mask, dest, func) \
+ { FAST_PATH ( \
+ op, \
+ src, SOURCE_FLAGS (src), \
+ mask, MASK_FLAGS (mask, FAST_PATH_COMPONENT_ALPHA), \
+ dest, FAST_PATH_STD_DEST_FLAGS, \
+ func) }
+
+/* Memory allocation helpers */
+void *
+pixman_malloc_ab (unsigned int n, unsigned int b);
+
+void *
+pixman_malloc_abc (unsigned int a, unsigned int b, unsigned int c);
+
+pixman_bool_t
+pixman_multiply_overflows_int (unsigned int a, unsigned int b);
+
+pixman_bool_t
+pixman_addition_overflows_int (unsigned int a, unsigned int b);
+
+/* Compositing utilities */
+void
+pixman_expand (uint64_t * dst,
+ const uint32_t * src,
+ pixman_format_code_t format,
+ int width);
+
+void
+pixman_contract (uint32_t * dst,
+ const uint64_t *src,
+ int width);
+
+
+/* Region Helpers */
+pixman_bool_t
+pixman_region32_copy_from_region16 (pixman_region32_t *dst,
+ pixman_region16_t *src);
+
+pixman_bool_t
+pixman_region16_copy_from_region32 (pixman_region16_t *dst,
+ pixman_region32_t *src);
+
+
+/* Misc macros */
+
+#ifndef FALSE
+# define FALSE 0
+#endif
+
+#ifndef TRUE
+# define TRUE 1
+#endif
+
+#ifndef MIN
+# define MIN(a, b) ((a < b) ? a : b)
+#endif
+
+#ifndef MAX
+# define MAX(a, b) ((a > b) ? a : b)
+#endif
+
+/* Integer division that rounds towards -infinity */
+#define DIV(a, b) \
+ ((((a) < 0) == ((b) < 0)) ? (a) / (b) : \
+ ((a) - (b) + 1 - (((b) < 0) << 1)) / (b))
+
+/* Modulus that produces the remainder wrt. DIV */
+#define MOD(a, b) ((a) < 0 ? ((b) - ((-(a) - 1) % (b))) - 1 : (a) % (b))
+
+#define CLIP(v, low, high) ((v) < (low) ? (low) : ((v) > (high) ? (high) : (v)))
+
+/* Conversion between 8888 and 0565 */
+
+#define CONVERT_8888_TO_0565(s) \
+ ((((s) >> 3) & 0x001f) | \
+ (((s) >> 5) & 0x07e0) | \
+ (((s) >> 8) & 0xf800))
+
+#define CONVERT_0565_TO_0888(s) \
+ (((((s) << 3) & 0xf8) | (((s) >> 2) & 0x7)) | \
+ ((((s) << 5) & 0xfc00) | (((s) >> 1) & 0x300)) | \
+ ((((s) << 8) & 0xf80000) | (((s) << 3) & 0x70000)))
+
+#define CONVERT_0565_TO_8888(s) (CONVERT_0565_TO_0888(s) | 0xff000000)
+
+/* Trivial versions that are useful in macros */
+#define CONVERT_8888_TO_8888(s) (s)
+#define CONVERT_0565_TO_0565(s) (s)
+
+#define PIXMAN_FORMAT_IS_WIDE(f) \
+ (PIXMAN_FORMAT_A (f) > 8 || \
+ PIXMAN_FORMAT_R (f) > 8 || \
+ PIXMAN_FORMAT_G (f) > 8 || \
+ PIXMAN_FORMAT_B (f) > 8)
+
+#ifdef WORDS_BIGENDIAN
+# define SCREEN_SHIFT_LEFT(x,n) ((x) << (n))
+# define SCREEN_SHIFT_RIGHT(x,n) ((x) >> (n))
+#else
+# define SCREEN_SHIFT_LEFT(x,n) ((x) >> (n))
+# define SCREEN_SHIFT_RIGHT(x,n) ((x) << (n))
+#endif
+
+/*
+ * Various debugging code
+ */
+
+#undef DEBUG
+
+#define COMPILE_TIME_ASSERT(x) \
+ do { typedef int compile_time_assertion [(x)?1:-1]; } while (0)
+
+/* Turn on debugging depending on what type of release this is
+ */
+#if (((PIXMAN_VERSION_MICRO % 2) == 0) && ((PIXMAN_VERSION_MINOR % 2) == 1))
+
+/* Debugging gets turned on for development releases because these
+ * are the things that end up in bleeding edge distributions such
+ * as Rawhide etc.
+ *
+ * For performance reasons we don't turn it on for stable releases or
+ * random git checkouts. (Random git checkouts are often used for
+ * performance work).
+ */
+
+# define DEBUG
+
+#endif
+
+#ifdef DEBUG
+
+void
+_pixman_log_error (const char *function, const char *message);
+
+#define return_if_fail(expr) \
+ do \
+ { \
+ if (!(expr)) \
+ { \
+ _pixman_log_error (FUNC, "The expression " # expr " was false"); \
+ return; \
+ } \
+ } \
+ while (0)
+
+#define return_val_if_fail(expr, retval) \
+ do \
+ { \
+ if (!(expr)) \
+ { \
+ _pixman_log_error (FUNC, "The expression " # expr " was false"); \
+ return (retval); \
+ } \
+ } \
+ while (0)
+
+#define critical_if_fail(expr) \
+ do \
+ { \
+ if (!(expr)) \
+ _pixman_log_error (FUNC, "The expression " # expr " was false"); \
+ } \
+ while (0)
+
+
+#else
+
+#define _pixman_log_error(f,m) do { } while (0) \
+
+#define return_if_fail(expr) \
+ do \
+ { \
+ if (!(expr)) \
+ return; \
+ } \
+ while (0)
+
+#define return_val_if_fail(expr, retval) \
+ do \
+ { \
+ if (!(expr)) \
+ return (retval); \
+ } \
+ while (0)
+
+#define critical_if_fail(expr) \
+ do \
+ { \
+ } \
+ while (0)
+#endif
+
+/*
+ * Timers
+ */
+
+#ifdef PIXMAN_TIMERS
+
+static inline uint64_t
+oil_profile_stamp_rdtsc (void)
+{
+ uint64_t ts;
+
+ __asm__ __volatile__ ("rdtsc\n" : "=A" (ts));
+ return ts;
+}
+
+#define OIL_STAMP oil_profile_stamp_rdtsc
+
+typedef struct pixman_timer_t pixman_timer_t;
+
+struct pixman_timer_t
+{
+ int initialized;
+ const char * name;
+ uint64_t n_times;
+ uint64_t total;
+ pixman_timer_t *next;
+};
+
+extern int timer_defined;
+
+void pixman_timer_register (pixman_timer_t *timer);
+
+#define TIMER_BEGIN(tname) \
+ { \
+ static pixman_timer_t timer ## tname; \
+ uint64_t begin ## tname; \
+ \
+ if (!timer ## tname.initialized) \
+ { \
+ timer ## tname.initialized = 1; \
+ timer ## tname.name = # tname; \
+ pixman_timer_register (&timer ## tname); \
+ } \
+ \
+ timer ## tname.n_times++; \
+ begin ## tname = OIL_STAMP ();
+
+#define TIMER_END(tname) \
+ timer ## tname.total += OIL_STAMP () - begin ## tname; \
+ }
+
+#endif /* PIXMAN_TIMERS */
+
+#endif /* PIXMAN_PRIVATE_H */
diff --git a/pixman/test/affine-test.c b/pixman/test/affine-test.c index fbb35caa9..3c224d220 100644 --- a/pixman/test/affine-test.c +++ b/pixman/test/affine-test.c @@ -112,10 +112,36 @@ test_composite (int testnum, if (lcg_rand_n (4) > 0)
{
- int c = lcg_rand_N (2 * 65536) - 65536;
- int s = lcg_rand_N (2 * 65536) - 65536;
-
+ int c, s, tx = 0, ty = 0;
+ switch (lcg_rand_n (4))
+ {
+ case 0:
+ /* 90 degrees */
+ c = 0;
+ s = pixman_fixed_1;
+ tx = pixman_int_to_fixed (MAX_SRC_HEIGHT);
+ break;
+ case 1:
+ /* 180 degrees */
+ c = -pixman_fixed_1;
+ s = 0;
+ tx = pixman_int_to_fixed (MAX_SRC_WIDTH);
+ ty = pixman_int_to_fixed (MAX_SRC_HEIGHT);
+ break;
+ case 2:
+ /* 270 degrees */
+ c = 0;
+ s = -pixman_fixed_1;
+ ty = pixman_int_to_fixed (MAX_SRC_WIDTH);
+ break;
+ default:
+ /* arbitrary rotation */
+ c = lcg_rand_N (2 * 65536) - 65536;
+ s = lcg_rand_N (2 * 65536) - 65536;
+ break;
+ }
pixman_transform_rotate (&transform, NULL, c, s);
+ pixman_transform_translate (&transform, NULL, tx, ty);
}
pixman_image_set_transform (src_img, &transform);
@@ -256,6 +282,6 @@ main (int argc, const char *argv[]) {
pixman_disable_out_of_bounds_workaround ();
- return fuzzer_test_main ("affine", 8000000, 0x46EC3C6A,
+ return fuzzer_test_main ("affine", 8000000, 0x4B5D1852,
test_composite, argc, argv);
}
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