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-rw-r--r--pixman/configure24
-rw-r--r--pixman/configure.ac2
-rw-r--r--pixman/pixman/pixman-arm-neon-asm.S198
-rw-r--r--pixman/pixman/pixman-arm-neon.c15
-rw-r--r--pixman/pixman/pixman-bits-image.c52
-rw-r--r--pixman/pixman/pixman-image.c283
-rw-r--r--pixman/pixman/pixman-private.h15
-rw-r--r--pixman/pixman/pixman-version.h4
-rw-r--r--pixman/pixman/pixman.c196
-rw-r--r--pixman/test/blitters-test.c2
10 files changed, 502 insertions, 289 deletions
diff --git a/pixman/configure b/pixman/configure
index e3d0dd93b..dbfa7b756 100644
--- a/pixman/configure
+++ b/pixman/configure
@@ -1,6 +1,6 @@
#! /bin/sh
# Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.63 for pixman 0.17.8.
+# Generated by GNU Autoconf 2.63 for pixman 0.17.10.
#
# Report bugs to <"sandmann@daimi.au.dk">.
#
@@ -745,8 +745,8 @@ SHELL=${CONFIG_SHELL-/bin/sh}
# Identity of this package.
PACKAGE_NAME='pixman'
PACKAGE_TARNAME='pixman'
-PACKAGE_VERSION='0.17.8'
-PACKAGE_STRING='pixman 0.17.8'
+PACKAGE_VERSION='0.17.10'
+PACKAGE_STRING='pixman 0.17.10'
PACKAGE_BUGREPORT='"sandmann@daimi.au.dk"'
# Factoring default headers for most tests.
@@ -1517,7 +1517,7 @@ if test "$ac_init_help" = "long"; then
# Omit some internal or obsolete options to make the list less imposing.
# This message is too long to be a string in the A/UX 3.1 sh.
cat <<_ACEOF
-\`configure' configures pixman 0.17.8 to adapt to many kinds of systems.
+\`configure' configures pixman 0.17.10 to adapt to many kinds of systems.
Usage: $0 [OPTION]... [VAR=VALUE]...
@@ -1587,7 +1587,7 @@ fi
if test -n "$ac_init_help"; then
case $ac_init_help in
- short | recursive ) echo "Configuration of pixman 0.17.8:";;
+ short | recursive ) echo "Configuration of pixman 0.17.10:";;
esac
cat <<\_ACEOF
@@ -1702,7 +1702,7 @@ fi
test -n "$ac_init_help" && exit $ac_status
if $ac_init_version; then
cat <<\_ACEOF
-pixman configure 0.17.8
+pixman configure 0.17.10
generated by GNU Autoconf 2.63
Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
@@ -1716,7 +1716,7 @@ cat >config.log <<_ACEOF
This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake.
-It was created by pixman $as_me 0.17.8, which was
+It was created by pixman $as_me 0.17.10, which was
generated by GNU Autoconf 2.63. Invocation command line was
$ $0 $@
@@ -2565,7 +2565,7 @@ fi
# Define the identity of the package.
PACKAGE='pixman'
- VERSION='0.17.8'
+ VERSION='0.17.10'
cat >>confdefs.h <<_ACEOF
@@ -12350,13 +12350,13 @@ fi
-LT_VERSION_INFO="17:8:17"
+LT_VERSION_INFO="17:10:17"
PIXMAN_VERSION_MAJOR=0
PIXMAN_VERSION_MINOR=17
-PIXMAN_VERSION_MICRO=8
+PIXMAN_VERSION_MICRO=10
@@ -13999,7 +13999,7 @@ exec 6>&1
# report actual input values of CONFIG_FILES etc. instead of their
# values after options handling.
ac_log="
-This file was extended by pixman $as_me 0.17.8, which was
+This file was extended by pixman $as_me 0.17.10, which was
generated by GNU Autoconf 2.63. Invocation command line was
CONFIG_FILES = $CONFIG_FILES
@@ -14062,7 +14062,7 @@ Report bugs to <bug-autoconf@gnu.org>."
_ACEOF
cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
ac_cs_version="\\
-pixman config.status 0.17.8
+pixman config.status 0.17.10
configured by $0, generated by GNU Autoconf 2.63,
with options \\"`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"
diff --git a/pixman/configure.ac b/pixman/configure.ac
index 0089c2b4d..a84d56059 100644
--- a/pixman/configure.ac
+++ b/pixman/configure.ac
@@ -54,7 +54,7 @@ AC_PREREQ([2.57])
m4_define([pixman_major], 0)
m4_define([pixman_minor], 17)
-m4_define([pixman_micro], 8)
+m4_define([pixman_micro], 10)
m4_define([pixman_version],[pixman_major.pixman_minor.pixman_micro])
diff --git a/pixman/pixman/pixman-arm-neon-asm.S b/pixman/pixman/pixman-arm-neon-asm.S
index 298688442..eb8cc4c96 100644
--- a/pixman/pixman/pixman-arm-neon-asm.S
+++ b/pixman/pixman/pixman-arm-neon-asm.S
@@ -680,6 +680,61 @@ generate_composite_function \
/******************************************************************************/
+.macro pixman_composite_over_reverse_n_8888_process_pixblock_tail_head
+ vrshr.u16 q14, q8, #8
+ PF add PF_X, PF_X, #8
+ PF tst PF_CTL, #0xF
+ vrshr.u16 q15, q9, #8
+ vrshr.u16 q12, q10, #8
+ vrshr.u16 q13, q11, #8
+ PF addne PF_X, PF_X, #8
+ PF subne PF_CTL, PF_CTL, #1
+ vraddhn.u16 d28, q14, q8
+ vraddhn.u16 d29, q15, q9
+ PF cmp PF_X, ORIG_W
+ vraddhn.u16 d30, q12, q10
+ vraddhn.u16 d31, q13, q11
+ vqadd.u8 q14, q0, q14
+ vqadd.u8 q15, q1, q15
+ vld4.8 {d0, d1, d2, d3}, [DST_R, :128]!
+ vmvn.8 d22, d3
+ PF pld, [PF_DST, PF_X, lsl #dst_bpp_shift]
+ vst4.8 {d28, d29, d30, d31}, [DST_W, :128]!
+ PF subge PF_X, PF_X, ORIG_W
+ vmull.u8 q8, d22, d4
+ PF subges PF_CTL, PF_CTL, #0x10
+ vmull.u8 q9, d22, d5
+ vmull.u8 q10, d22, d6
+ PF ldrgeb DUMMY, [PF_DST, DST_STRIDE, lsl #dst_bpp_shift]!
+ vmull.u8 q11, d22, d7
+.endm
+
+.macro pixman_composite_over_reverse_n_8888_init
+ add DUMMY, sp, #ARGS_STACK_OFFSET
+ vld1.32 {d7[0]}, [DUMMY]
+ vdup.8 d4, d7[0]
+ vdup.8 d5, d7[1]
+ vdup.8 d6, d7[2]
+ vdup.8 d7, d7[3]
+.endm
+
+generate_composite_function \
+ pixman_composite_over_reverse_n_8888_asm_neon, 0, 0, 32, \
+ FLAG_DST_READWRITE | FLAG_DEINTERLEAVE_32BPP, \
+ 8, /* number of pixels, processed in a single block */ \
+ 5, /* prefetch distance */ \
+ pixman_composite_over_reverse_n_8888_init, \
+ default_cleanup, \
+ pixman_composite_over_8888_8888_process_pixblock_head, \
+ pixman_composite_over_8888_8888_process_pixblock_tail, \
+ pixman_composite_over_reverse_n_8888_process_pixblock_tail_head, \
+ 28, /* dst_w_basereg */ \
+ 0, /* dst_r_basereg */ \
+ 4, /* src_basereg */ \
+ 24 /* mask_basereg */
+
+/******************************************************************************/
+
.macro pixman_composite_over_n_8_0565_process_pixblock_head
/* in */
vmull.u8 q0, d24, d8
@@ -947,6 +1002,44 @@ generate_composite_function \
/******************************************************************************/
+.macro pixman_composite_src_x888_8888_process_pixblock_head
+ vorr q0, q0, q2
+ vorr q1, q1, q2
+.endm
+
+.macro pixman_composite_src_x888_8888_process_pixblock_tail
+.endm
+
+.macro pixman_composite_src_x888_8888_process_pixblock_tail_head
+ vst1.32 {d0, d1, d2, d3}, [DST_W, :128]!
+ vld1.32 {d0, d1, d2, d3}, [SRC]!
+ vorr q0, q0, q2
+ vorr q1, q1, q2
+ cache_preload 8, 8
+.endm
+
+.macro pixman_composite_src_x888_8888_init
+ vmov.u8 q2, #0xFF
+ vshl.u32 q2, q2, #24
+.endm
+
+generate_composite_function \
+ pixman_composite_src_x888_8888_asm_neon, 32, 0, 32, \
+ FLAG_DST_WRITEONLY, \
+ 8, /* number of pixels, processed in a single block */ \
+ 10, /* prefetch distance */ \
+ pixman_composite_src_x888_8888_init, \
+ default_cleanup, \
+ pixman_composite_src_x888_8888_process_pixblock_head, \
+ pixman_composite_src_x888_8888_process_pixblock_tail, \
+ pixman_composite_src_x888_8888_process_pixblock_tail_head, \
+ 0, /* dst_w_basereg */ \
+ 0, /* dst_r_basereg */ \
+ 0, /* src_basereg */ \
+ 0 /* mask_basereg */
+
+/******************************************************************************/
+
.macro pixman_composite_over_n_8_8888_process_pixblock_head
/* expecting deinterleaved source data in {d8, d9, d10, d11} */
/* d8 - blue, d9 - green, d10 - red, d11 - alpha */
@@ -1026,6 +1119,111 @@ generate_composite_function \
/******************************************************************************/
+.macro pixman_composite_over_n_8888_8888_ca_process_pixblock_head
+ /*
+ * 'combine_mask_ca' replacement
+ *
+ * input: solid src (n) in {d8, d9, d10, d11}
+ * dest in {d4, d5, d6, d7 }
+ * mask in {d24, d25, d26, d27}
+ * output: updated src in {d0, d1, d2, d3 }
+ * updated mask in {d24, d25, d26, d3 }
+ */
+ vmull.u8 q0, d24, d8
+ vmull.u8 q1, d25, d9
+ vmull.u8 q6, d26, d10
+ vmull.u8 q7, d27, d11
+ vmull.u8 q9, d11, d25
+ vmull.u8 q12, d11, d24
+ vmull.u8 q13, d11, d26
+ vrshr.u16 q8, q0, #8
+ vrshr.u16 q10, q1, #8
+ vrshr.u16 q11, q6, #8
+ vraddhn.u16 d0, q0, q8
+ vraddhn.u16 d1, q1, q10
+ vraddhn.u16 d2, q6, q11
+ vrshr.u16 q11, q12, #8
+ vrshr.u16 q8, q9, #8
+ vrshr.u16 q6, q13, #8
+ vrshr.u16 q10, q7, #8
+ vraddhn.u16 d24, q12, q11
+ vraddhn.u16 d25, q9, q8
+ vraddhn.u16 d26, q13, q6
+ vraddhn.u16 d3, q7, q10
+ /*
+ * 'combine_over_ca' replacement
+ *
+ * output: updated dest in {d28, d29, d30, d31}
+ */
+ vmvn.8 d24, d24
+ vmvn.8 d25, d25
+ vmull.u8 q8, d24, d4
+ vmull.u8 q9, d25, d5
+ vmvn.8 d26, d26
+ vmvn.8 d27, d3
+ vmull.u8 q10, d26, d6
+ vmull.u8 q11, d27, d7
+.endm
+
+.macro pixman_composite_over_n_8888_8888_ca_process_pixblock_tail
+ /* ... continue 'combine_over_ca' replacement */
+ vrshr.u16 q14, q8, #8
+ vrshr.u16 q15, q9, #8
+ vrshr.u16 q6, q10, #8
+ vrshr.u16 q7, q11, #8
+ vraddhn.u16 d28, q14, q8
+ vraddhn.u16 d29, q15, q9
+ vraddhn.u16 d30, q6, q10
+ vraddhn.u16 d31, q7, q11
+ vqadd.u8 q14, q0, q14
+ vqadd.u8 q15, q1, q15
+.endm
+
+.macro pixman_composite_over_n_8888_8888_ca_process_pixblock_tail_head
+ vrshr.u16 q14, q8, #8
+ vrshr.u16 q15, q9, #8
+ vld4.8 {d4, d5, d6, d7}, [DST_R, :128]!
+ vrshr.u16 q6, q10, #8
+ vrshr.u16 q7, q11, #8
+ vraddhn.u16 d28, q14, q8
+ vraddhn.u16 d29, q15, q9
+ vraddhn.u16 d30, q6, q10
+ vraddhn.u16 d31, q7, q11
+ vld4.8 {d24, d25, d26, d27}, [MASK]!
+ vqadd.u8 q14, q0, q14
+ vqadd.u8 q15, q1, q15
+ cache_preload 8, 8
+ pixman_composite_over_n_8888_8888_ca_process_pixblock_head
+ vst4.8 {d28, d29, d30, d31}, [DST_W, :128]!
+.endm
+
+.macro pixman_composite_over_n_8888_8888_ca_init
+ add DUMMY, sp, #ARGS_STACK_OFFSET
+ vpush {d8-d15}
+ vld1.32 {d11[0]}, [DUMMY]
+ vdup.8 d8, d11[0]
+ vdup.8 d9, d11[1]
+ vdup.8 d10, d11[2]
+ vdup.8 d11, d11[3]
+.endm
+
+.macro pixman_composite_over_n_8888_8888_ca_cleanup
+ vpop {d8-d15}
+.endm
+
+generate_composite_function \
+ pixman_composite_over_n_8888_8888_ca_asm_neon, 0, 32, 32, \
+ FLAG_DST_READWRITE | FLAG_DEINTERLEAVE_32BPP, \
+ 8, /* number of pixels, processed in a single block */ \
+ 5, /* prefetch distance */ \
+ pixman_composite_over_n_8888_8888_ca_init, \
+ pixman_composite_over_n_8888_8888_ca_cleanup, \
+ pixman_composite_over_n_8888_8888_ca_process_pixblock_head, \
+ pixman_composite_over_n_8888_8888_ca_process_pixblock_tail, \
+ pixman_composite_over_n_8888_8888_ca_process_pixblock_tail_head
+
+/******************************************************************************/
+
.macro pixman_composite_add_n_8_8_process_pixblock_head
/* expecting source data in {d8, d9, d10, d11} */
/* d8 - blue, d9 - green, d10 - red, d11 - alpha */
diff --git a/pixman/pixman/pixman-arm-neon.c b/pixman/pixman/pixman-arm-neon.c
index 557301e34..24ceeeb97 100644
--- a/pixman/pixman/pixman-arm-neon.c
+++ b/pixman/pixman/pixman-arm-neon.c
@@ -251,6 +251,7 @@ neon_composite_##name (pixman_implementation_t *imp, \
BIND_SRC_NULL_DST(src_8888_8888, uint32_t, 1, uint32_t, 1)
+BIND_SRC_NULL_DST(src_x888_8888, uint32_t, 1, uint32_t, 1)
BIND_SRC_NULL_DST(src_0565_0565, uint16_t, 1, uint16_t, 1)
BIND_SRC_NULL_DST(src_0888_0888, uint8_t, 3, uint8_t, 3)
BIND_SRC_NULL_DST(src_8888_0565, uint32_t, 1, uint16_t, 1)
@@ -263,12 +264,14 @@ BIND_SRC_NULL_DST(add_8888_8888, uint32_t, 1, uint32_t, 1)
BIND_N_NULL_DST(over_n_0565, uint16_t, 1)
BIND_N_NULL_DST(over_n_8888, uint32_t, 1)
+BIND_N_NULL_DST(over_reverse_n_8888, uint32_t, 1)
BIND_SRC_NULL_DST(over_8888_0565, uint32_t, 1, uint16_t, 1)
BIND_SRC_NULL_DST(over_8888_8888, uint32_t, 1, uint32_t, 1)
BIND_N_MASK_DST(over_n_8_0565, uint8_t, 1, uint16_t, 1)
BIND_N_MASK_DST(over_n_8_8888, uint8_t, 1, uint32_t, 1)
+BIND_N_MASK_DST(over_n_8888_8888_ca, uint32_t, 1, uint32_t, 1)
BIND_N_MASK_DST(add_n_8_8, uint8_t, 1, uint8_t, 1)
BIND_SRC_N_DST(over_8888_n_8888, uint32_t, 1, uint32_t, 1)
@@ -399,6 +402,10 @@ static const pixman_fast_path_t arm_neon_fast_paths[] =
PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, x8r8g8b8, neon_composite_src_8888_8888),
PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, x8b8g8r8, neon_composite_src_8888_8888),
PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, x8b8g8r8, neon_composite_src_8888_8888),
+ PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, a8r8g8b8, neon_composite_src_8888_8888),
+ PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, a8b8g8r8, neon_composite_src_8888_8888),
+ PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, a8r8g8b8, neon_composite_src_x888_8888),
+ PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, a8b8g8r8, neon_composite_src_x888_8888),
PIXMAN_STD_FAST_PATH (SRC, r8g8b8, null, r8g8b8, neon_composite_src_0888_0888),
PIXMAN_STD_FAST_PATH (SRC, b8g8r8, null, x8r8g8b8, neon_composite_src_0888_8888_rev),
PIXMAN_STD_FAST_PATH (SRC, b8g8r8, null, r5g6b5, neon_composite_src_0888_0565_rev),
@@ -412,6 +419,10 @@ static const pixman_fast_path_t arm_neon_fast_paths[] =
PIXMAN_STD_FAST_PATH (OVER, solid, null, r5g6b5, neon_composite_over_n_0565),
PIXMAN_STD_FAST_PATH (OVER, solid, null, a8r8g8b8, neon_composite_over_n_8888),
PIXMAN_STD_FAST_PATH (OVER, solid, null, x8r8g8b8, neon_composite_over_n_8888),
+ PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, a8r8g8b8, neon_composite_over_n_8888_8888_ca),
+ PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, x8r8g8b8, neon_composite_over_n_8888_8888_ca),
+ PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, a8b8g8r8, neon_composite_over_n_8888_8888_ca),
+ PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, x8b8g8r8, neon_composite_over_n_8888_8888_ca),
PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, solid, a8r8g8b8, neon_composite_over_8888_n_8888),
PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, solid, x8r8g8b8, neon_composite_over_8888_n_8888),
PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, a8, a8r8g8b8, neon_composite_over_8888_8_8888),
@@ -425,12 +436,16 @@ static const pixman_fast_path_t arm_neon_fast_paths[] =
PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, x8r8g8b8, neon_composite_over_8888_8888),
PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, a8b8g8r8, neon_composite_over_8888_8888),
PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, x8b8g8r8, neon_composite_over_8888_8888),
+ PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, null, a8r8g8b8, neon_composite_src_x888_8888),
+ PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, null, a8b8g8r8, neon_composite_src_x888_8888),
PIXMAN_STD_FAST_PATH (ADD, solid, a8, a8, neon_composite_add_n_8_8),
PIXMAN_STD_FAST_PATH (ADD, a8, a8, a8, neon_composite_add_8_8_8),
PIXMAN_STD_FAST_PATH (ADD, a8r8g8b8, a8r8g8b8, a8r8g8b8, neon_composite_add_8888_8888_8888),
PIXMAN_STD_FAST_PATH (ADD, a8, null, a8, neon_composite_add_8000_8000),
PIXMAN_STD_FAST_PATH (ADD, a8r8g8b8, null, a8r8g8b8, neon_composite_add_8888_8888),
PIXMAN_STD_FAST_PATH (ADD, a8b8g8r8, null, a8b8g8r8, neon_composite_add_8888_8888),
+ PIXMAN_STD_FAST_PATH (OVER_REVERSE, solid, null, a8r8g8b8, neon_composite_over_reverse_n_8888),
+ PIXMAN_STD_FAST_PATH (OVER_REVERSE, solid, null, a8b8g8r8, neon_composite_over_reverse_n_8888),
{ PIXMAN_OP_NONE },
};
diff --git a/pixman/pixman/pixman-bits-image.c b/pixman/pixman/pixman-bits-image.c
index 6befcbb48..3d78ff079 100644
--- a/pixman/pixman/pixman-bits-image.c
+++ b/pixman/pixman/pixman-bits-image.c
@@ -875,55 +875,6 @@ bits_image_fetch_untransformed_64 (pixman_image_t * image,
}
}
-static pixman_bool_t out_of_bounds_workaround = TRUE;
-
-/* Old X servers rely on out-of-bounds accesses when they are asked
- * to composite with a window as the source. They create a pixman image
- * pointing to some bogus position in memory, but then they set a clip
- * region to the position where the actual bits are.
- *
- * 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 by default we allow certain out-of-bound access
- * to happen unless explicitly disabled.
- *
- * Fixed X servers should call this function to disable the workaround.
- */
-PIXMAN_EXPORT void
-pixman_disable_out_of_bounds_workaround (void)
-{
- out_of_bounds_workaround = FALSE;
-}
-
-static pixman_bool_t
-source_image_needs_out_of_bounds_workaround (bits_image_t *image)
-{
- if (image->common.clip_sources &&
- image->common.repeat == PIXMAN_REPEAT_NONE &&
- image->common.have_clip_region &&
- out_of_bounds_workaround)
- {
- if (!image->common.client_clip)
- {
- /* There is no client clip, so if the clip region extends beyond the
- * drawable geometry, it must be because the X server generated the
- * bogus clip region.
- */
- const pixman_box32_t *extents = pixman_region32_extents (&image->common.clip_region);
-
- if (extents->x1 >= 0 && extents->x2 <= image->width &&
- extents->y1 >= 0 && extents->y2 <= image->height)
- {
- return FALSE;
- }
- }
-
- return TRUE;
- }
-
- return FALSE;
-}
-
static void
bits_image_property_changed (pixman_image_t *image)
{
@@ -985,9 +936,6 @@ bits_image_property_changed (pixman_image_t *image)
bits->store_scanline_64 = bits_image_store_scanline_64;
bits->store_scanline_32 = bits_image_store_scanline_32;
-
- bits->common.need_workaround =
- source_image_needs_out_of_bounds_workaround (bits);
}
static uint32_t *
diff --git a/pixman/pixman/pixman-image.c b/pixman/pixman/pixman-image.c
index 6036c568e..d09d19301 100644
--- a/pixman/pixman/pixman-image.c
+++ b/pixman/pixman/pixman-image.c
@@ -117,7 +117,6 @@ _pixman_image_allocate (void)
common->client_clip = FALSE;
common->destroy_func = NULL;
common->destroy_data = NULL;
- common->need_workaround = FALSE;
common->dirty = TRUE;
}
@@ -243,12 +242,220 @@ _pixman_image_reset_clip_region (pixman_image_t *image)
image->common.have_clip_region = FALSE;
}
+static pixman_bool_t out_of_bounds_workaround = TRUE;
+
+/* Old X servers rely on out-of-bounds accesses when they are asked
+ * to composite with a window as the source. They create a pixman image
+ * pointing to some bogus position in memory, but then they set a clip
+ * region to the position where the actual bits are.
+ *
+ * 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 by default we allow certain out-of-bound access
+ * to happen unless explicitly disabled.
+ *
+ * Fixed X servers should call this function to disable the workaround.
+ */
+PIXMAN_EXPORT void
+pixman_disable_out_of_bounds_workaround (void)
+{
+ out_of_bounds_workaround = FALSE;
+}
+
+static pixman_bool_t
+source_image_needs_out_of_bounds_workaround (bits_image_t *image)
+{
+ if (image->common.clip_sources &&
+ image->common.repeat == PIXMAN_REPEAT_NONE &&
+ image->common.have_clip_region &&
+ out_of_bounds_workaround)
+ {
+ if (!image->common.client_clip)
+ {
+ /* There is no client clip, so if the clip region extends beyond the
+ * drawable geometry, it must be because the X server generated the
+ * bogus clip region.
+ */
+ const pixman_box32_t *extents =
+ pixman_region32_extents (&image->common.clip_region);
+
+ if (extents->x1 >= 0 && extents->x2 <= image->width &&
+ extents->y1 >= 0 && extents->y2 <= image->height)
+ {
+ return FALSE;
+ }
+ }
+
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+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;
+ }
+ else if (image->common.transform->matrix[0][1] == 0 &&
+ image->common.transform->matrix[1][0] == 0 &&
+ 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_SCALE_TRANSFORM;
+ }
+
+ /* Alpha map */
+ if (!image->common.alpha_map)
+ flags |= FAST_PATH_NO_ALPHA_MAP;
+
+ /* 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_CONVOLUTION:
+ break;
+
+ default:
+ flags |= FAST_PATH_NO_CONVOLUTION_FILTER;
+ break;
+ }
+
+ /* Repeat mode */
+ switch (image->common.repeat)
+ {
+ case PIXMAN_REPEAT_REFLECT:
+ flags |= FAST_PATH_NO_PAD_REPEAT;
+ break;
+
+ case PIXMAN_REPEAT_PAD:
+ flags |= FAST_PATH_NO_REFLECT_REPEAT;
+ break;
+
+ default:
+ flags |= (FAST_PATH_NO_REFLECT_REPEAT | FAST_PATH_NO_PAD_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_NO_WIDE_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 (!image->common.transform &&
+ image->common.repeat == PIXMAN_REPEAT_NORMAL)
+ {
+ flags |= FAST_PATH_SIMPLE_REPEAT;
+ }
+ }
+
+ if (image->common.repeat != PIXMAN_REPEAT_NONE &&
+ !PIXMAN_FORMAT_A (image->bits.format))
+ {
+ flags |= FAST_PATH_IS_OPAQUE;
+ }
+
+ if (source_image_needs_out_of_bounds_workaround (&image->bits))
+ flags |= FAST_PATH_NEEDS_WORKAROUND;
+
+ 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_NO_WIDE_FORMAT;
+ break;
+
+ case LINEAR:
+ case RADIAL:
+ 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;
+ }
+
+ /* 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;
+ }
+
+ 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.
+ */
image->common.property_changed (image);
+
image->common.dirty = FALSE;
}
@@ -522,25 +729,6 @@ pixman_image_get_depth (pixman_image_t *image)
return 0;
}
-pixman_bool_t
-_pixman_image_is_solid (pixman_image_t *image)
-{
- if (image->type == SOLID)
- return TRUE;
-
- if (image->type != BITS ||
- image->bits.width != 1 ||
- image->bits.height != 1)
- {
- return FALSE;
- }
-
- if (image->common.repeat == PIXMAN_REPEAT_NONE)
- return FALSE;
-
- return TRUE;
-}
-
uint32_t
_pixman_image_get_solid (pixman_image_t * image,
pixman_format_code_t format)
@@ -560,58 +748,3 @@ _pixman_image_get_solid (pixman_image_t * image,
return result;
}
-
-pixman_bool_t
-_pixman_image_is_opaque (pixman_image_t *image)
-{
- int i;
-
- if (image->common.alpha_map)
- return FALSE;
-
- switch (image->type)
- {
- case BITS:
- if (image->common.repeat == PIXMAN_REPEAT_NONE)
- return FALSE;
-
- if (PIXMAN_FORMAT_A (image->bits.format))
- return FALSE;
- break;
-
- case LINEAR:
- case RADIAL:
- if (image->common.repeat == PIXMAN_REPEAT_NONE)
- return FALSE;
-
- for (i = 0; i < image->gradient.n_stops; ++i)
- {
- if (image->gradient.stops[i].color.alpha != 0xffff)
- return FALSE;
- }
- break;
-
- case CONICAL:
- /* Conical gradients always have a transparent border */
- return FALSE;
- break;
-
- case SOLID:
- if (image->solid.color.alpha != 0xffff)
- return FALSE;
- break;
-
- default:
- return FALSE;
- break;
- }
-
- /* Convolution filters can introduce translucency if the sum of the
- * weights is lower than 1.
- */
- if (image->common.filter == PIXMAN_FILTER_CONVOLUTION)
- return FALSE;
-
- return TRUE;
-}
-
diff --git a/pixman/pixman/pixman-private.h b/pixman/pixman/pixman-private.h
index 7ed8aa7a1..94451d332 100644
--- a/pixman/pixman/pixman-private.h
+++ b/pixman/pixman/pixman-private.h
@@ -86,7 +86,6 @@ struct image_common
* the image is used as a source
*/
pixman_bool_t dirty;
- pixman_bool_t need_workaround;
pixman_transform_t * transform;
pixman_repeat_t repeat;
pixman_filter_t filter;
@@ -103,6 +102,9 @@ struct image_common
pixman_image_destroy_func_t destroy_func;
void * destroy_data;
+
+ uint32_t flags;
+ pixman_format_code_t extended_format_code;
};
struct source_image
@@ -281,12 +283,6 @@ _pixman_image_reset_clip_region (pixman_image_t *image);
void
_pixman_image_validate (pixman_image_t *image);
-pixman_bool_t
-_pixman_image_is_opaque (pixman_image_t *image);
-
-pixman_bool_t
-_pixman_image_is_solid (pixman_image_t *image);
-
uint32_t
_pixman_image_get_solid (pixman_image_t * image,
pixman_format_code_t format);
@@ -562,7 +558,7 @@ _pixman_choose_implementation (void);
#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_any PIXMAN_FORMAT (0, 5, 0, 0, 0, 0)
#define PIXMAN_OP_any (PIXMAN_N_OPERATORS + 1)
@@ -578,6 +574,9 @@ _pixman_choose_implementation (void);
#define FAST_PATH_UNIFIED_ALPHA (1 << 9)
#define FAST_PATH_SCALE_TRANSFORM (1 << 10)
#define FAST_PATH_NEAREST_FILTER (1 << 11)
+#define FAST_PATH_SIMPLE_REPEAT (1 << 12)
+#define FAST_PATH_IS_OPAQUE (1 << 13)
+#define FAST_PATH_NEEDS_WORKAROUND (1 << 14)
#define _FAST_PATH_STANDARD_FLAGS \
(FAST_PATH_ID_TRANSFORM | \
diff --git a/pixman/pixman/pixman-version.h b/pixman/pixman/pixman-version.h
index 6422670fe..9acad60a1 100644
--- a/pixman/pixman/pixman-version.h
+++ b/pixman/pixman/pixman-version.h
@@ -33,9 +33,9 @@
#define PIXMAN_VERSION_MAJOR 0
#define PIXMAN_VERSION_MINOR 17
-#define PIXMAN_VERSION_MICRO 8
+#define PIXMAN_VERSION_MICRO 10
-#define PIXMAN_VERSION_STRING "0.17.8"
+#define PIXMAN_VERSION_STRING "0.17.10"
#define PIXMAN_VERSION_ENCODE(major, minor, micro) ( \
((major) * 10000) \
diff --git a/pixman/pixman/pixman.c b/pixman/pixman/pixman.c
index 6a260ed40..3aa265f8b 100644
--- a/pixman/pixman/pixman.c
+++ b/pixman/pixman/pixman.c
@@ -88,14 +88,13 @@ pixman_optimize_operator (pixman_op_t op,
pixman_bool_t is_source_opaque;
pixman_bool_t is_dest_opaque;
const optimized_operator_info_t *info = pixman_operator_can_be_optimized (op);
-
if (!info || mask_image)
return op;
- is_source_opaque = _pixman_image_is_opaque (src_image);
- is_dest_opaque = _pixman_image_is_opaque (dst_image);
+ is_source_opaque = src_image->common.flags & FAST_PATH_IS_OPAQUE;
+ is_dest_opaque = dst_image->common.flags & FAST_PATH_IS_OPAQUE;
- if (is_source_opaque == FALSE && is_dest_opaque == FALSE)
+ if (!is_source_opaque && !is_dest_opaque)
return op;
if (is_source_opaque && is_dest_opaque)
@@ -117,7 +116,7 @@ apply_workaround (pixman_image_t *image,
int * save_dx,
int * save_dy)
{
- if (image && image->common.need_workaround)
+ if (image && (image->common.flags & FAST_PATH_NEEDS_WORKAROUND))
{
/* Some X servers generate images that point to the
* wrong place in memory, but then set the clip region
@@ -153,7 +152,7 @@ apply_workaround (pixman_image_t *image,
static void
unapply_workaround (pixman_image_t *image, uint32_t *bits, int dx, int dy)
{
- if (image && image->common.need_workaround)
+ if (image && (image->common.flags & FAST_PATH_NEEDS_WORKAROUND))
{
image->bits.bits = bits;
pixman_region32_translate (&image->common.clip_region, dx, dy);
@@ -448,69 +447,6 @@ walk_region_internal (pixman_implementation_t *imp,
}
}
-static void
-get_image_info (pixman_image_t *image,
- pixman_format_code_t *code,
- uint32_t *flags)
-{
- *flags = 0;
-
- if (!image->common.transform)
- {
- *flags |= FAST_PATH_ID_TRANSFORM;
- }
- else
- {
- if (image->common.transform->matrix[0][1] == 0 &&
- image->common.transform->matrix[1][0] == 0 &&
- 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_SCALE_TRANSFORM;
- }
- }
-
- if (!image->common.alpha_map)
- *flags |= FAST_PATH_NO_ALPHA_MAP;
-
- if (image->common.filter != PIXMAN_FILTER_CONVOLUTION)
- {
- *flags |= FAST_PATH_NO_CONVOLUTION_FILTER;
-
- if (image->common.filter == PIXMAN_FILTER_NEAREST)
- *flags |= FAST_PATH_NEAREST_FILTER;
- }
-
- if (image->common.repeat != PIXMAN_REPEAT_PAD)
- *flags |= FAST_PATH_NO_PAD_REPEAT;
-
- if (image->common.repeat != PIXMAN_REPEAT_REFLECT)
- *flags |= FAST_PATH_NO_REFLECT_REPEAT;
-
- *flags |= (FAST_PATH_NO_ACCESSORS | FAST_PATH_NO_WIDE_FORMAT);
- if (image->type == BITS)
- {
- 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_NO_WIDE_FORMAT;
- }
-
- if (image->common.component_alpha)
- *flags |= FAST_PATH_COMPONENT_ALPHA;
- else
- *flags |= FAST_PATH_UNIFIED_ALPHA;
-
- if (_pixman_image_is_solid (image))
- *code = PIXMAN_solid;
- else if (image->common.type == BITS)
- *code = image->bits.format;
- else
- *code = PIXMAN_unknown;
-}
-
static force_inline pixman_bool_t
image_covers (pixman_image_t *image,
pixman_box32_t *extents,
@@ -548,22 +484,33 @@ do_composite (pixman_implementation_t *imp,
{
pixman_format_code_t src_format, mask_format, dest_format;
uint32_t src_flags, mask_flags, dest_flags;
- pixman_bool_t src_repeat, mask_repeat;
pixman_region32_t region;
pixman_box32_t *extents;
+ uint32_t *src_bits;
+ int src_dx, src_dy;
+ uint32_t *mask_bits;
+ int mask_dx, mask_dy;
+ uint32_t *dest_bits;
+ int dest_dx, dest_dy;
+ pixman_bool_t need_workaround;
+
+ src_format = src->common.extended_format_code;
+ src_flags = src->common.flags;
- get_image_info (src, &src_format, &src_flags);
if (mask)
{
- get_image_info (mask, &mask_format, &mask_flags);
+ mask_format = mask->common.extended_format_code;
+ mask_flags = mask->common.flags;
}
else
{
mask_format = PIXMAN_null;
mask_flags = 0;
}
- get_image_info (dest, &dest_format, &dest_flags);
-
+
+ dest_format = dest->common.extended_format_code;
+ dest_flags = dest->common.flags;
+
/* Check for pixbufs */
if ((mask_format == PIXMAN_a8r8g8b8 || mask_format == PIXMAN_a8b8g8r8) &&
(src->type == BITS && src->bits.bits == mask->bits.bits) &&
@@ -575,20 +522,17 @@ do_composite (pixman_implementation_t *imp,
else if (src_format == PIXMAN_x8r8g8b8)
src_format = mask_format = PIXMAN_rpixbuf;
}
-
- src_repeat =
- src->type == BITS &&
- src_flags & FAST_PATH_ID_TRANSFORM &&
- src->common.repeat == PIXMAN_REPEAT_NORMAL &&
- src_format != PIXMAN_solid;
-
- mask_repeat =
- mask &&
- mask->type == BITS &&
- mask_flags & FAST_PATH_ID_TRANSFORM &&
- mask->common.repeat == PIXMAN_REPEAT_NORMAL &&
- mask_format != PIXMAN_solid;
-
+
+ /* Check for workaround */
+ need_workaround = (src_flags | mask_flags | dest_flags) & FAST_PATH_NEEDS_WORKAROUND;
+
+ if (need_workaround)
+ {
+ apply_workaround (src, &src_x, &src_y, &src_bits, &src_dx, &src_dy);
+ apply_workaround (mask, &mask_x, &mask_y, &mask_bits, &mask_dx, &mask_dy);
+ apply_workaround (dest, &dest_x, &dest_y, &dest_bits, &dest_dx, &dest_dy);
+ }
+
pixman_region32_init (&region);
if (!pixman_compute_composite_region32 (
@@ -631,7 +575,8 @@ do_composite (pixman_implementation_t *imp,
src_x, src_y, mask_x, mask_y,
dest_x, dest_y,
width, height,
- src_repeat, mask_repeat,
+ (src_flags & FAST_PATH_SIMPLE_REPEAT),
+ (mask_flags & FAST_PATH_SIMPLE_REPEAT),
&region,
info->func);
@@ -643,9 +588,34 @@ do_composite (pixman_implementation_t *imp,
}
done:
+ if (need_workaround)
+ {
+ unapply_workaround (src, src_bits, src_dx, src_dy);
+ unapply_workaround (mask, mask_bits, mask_dx, mask_dy);
+ unapply_workaround (dest, dest_bits, dest_dx, dest_dy);
+ }
+
pixman_region32_fini (&region);
}
+PIXMAN_EXPORT void
+pixman_image_composite (pixman_op_t op,
+ pixman_image_t * src,
+ pixman_image_t * mask,
+ pixman_image_t * dest,
+ int16_t src_x,
+ int16_t src_y,
+ int16_t mask_x,
+ int16_t mask_y,
+ int16_t dest_x,
+ int16_t dest_y,
+ uint16_t width,
+ uint16_t height)
+{
+ pixman_image_composite32 (op, src, mask, dest, src_x, src_y,
+ mask_x, mask_y, dest_x, dest_y, width, height);
+}
+
/*
* Work around GCC bug causing crashes in Mozilla with SSE2
*
@@ -666,24 +636,6 @@ done:
__attribute__((__force_align_arg_pointer__))
#endif
PIXMAN_EXPORT void
-pixman_image_composite (pixman_op_t op,
- pixman_image_t * src,
- pixman_image_t * mask,
- pixman_image_t * dest,
- int16_t src_x,
- int16_t src_y,
- int16_t mask_x,
- int16_t mask_y,
- int16_t dest_x,
- int16_t dest_y,
- uint16_t width,
- uint16_t height)
-{
- pixman_image_composite32 (op, src, mask, dest, src_x, src_y,
- mask_x, mask_y, dest_x, dest_y, width, height);
-}
-
-PIXMAN_EXPORT void
pixman_image_composite32 (pixman_op_t op,
pixman_image_t * src,
pixman_image_t * mask,
@@ -697,14 +649,6 @@ pixman_image_composite32 (pixman_op_t op,
int32_t width,
int32_t height)
{
- uint32_t *src_bits;
- int src_dx, src_dy;
- uint32_t *mask_bits;
- int mask_dx, mask_dy;
- uint32_t *dest_bits;
- int dest_dx, dest_dy;
- pixman_bool_t need_workaround;
-
_pixman_image_validate (src);
if (mask)
_pixman_image_validate (mask);
@@ -726,34 +670,12 @@ pixman_image_composite32 (pixman_op_t op,
if (!imp)
imp = _pixman_choose_implementation ();
- need_workaround =
- (src->common.need_workaround) ||
- (mask && mask->common.need_workaround) ||
- (dest->common.need_workaround);
-
- if (need_workaround)
- {
- apply_workaround (src, &src_x, &src_y, &src_bits, &src_dx, &src_dy);
- apply_workaround (mask, &mask_x, &mask_y, &mask_bits, &mask_dx, &mask_dy);
- apply_workaround (dest, &dest_x, &dest_y, &dest_bits, &dest_dx, &dest_dy);
- }
-
do_composite (imp, op,
src, mask, dest,
src_x, src_y,
mask_x, mask_y,
dest_x, dest_y,
width, height);
-
- if (need_workaround)
- {
- if (src->common.need_workaround)
- unapply_workaround (src, src_bits, src_dx, src_dy);
- if (mask && mask->common.need_workaround)
- unapply_workaround (mask, mask_bits, mask_dx, mask_dy);
- if (dest->common.need_workaround)
- unapply_workaround (dest, dest_bits, dest_dx, dest_dy);
- }
}
PIXMAN_EXPORT pixman_bool_t
diff --git a/pixman/test/blitters-test.c b/pixman/test/blitters-test.c
index 4664db63b..0b4b6c98c 100644
--- a/pixman/test/blitters-test.c
+++ b/pixman/test/blitters-test.c
@@ -27,8 +27,6 @@
#include <config.h>
#include "utils.h"
-/* A primitive pseudorandom number generator, taken from POSIX.1-2001 example */
-
static void *
aligned_malloc (size_t align, size_t size)
{