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authorPhilipp Zabel <philipp.zabel@gmail.com>2007-09-06 22:02:43 +0000
committerPhilipp Zabel <philipp.zabel@gmail.com>2007-09-06 22:02:43 +0000
commitd98940320a27e2e74b6a8761ad2a3ef4436b4561 (patch)
tree18d629587daa5f07849848a7afad262bc1bd49c4 /packages
parent557646e37caf54bf9ce2ff94b9d1d4ba489a767c (diff)
pixman-0.9.5: add upstream alpha copy fix
Diffstat (limited to 'packages')
-rw-r--r--packages/xorg-lib/pixman-0.9.5/.mtn2git_empty0
-rw-r--r--packages/xorg-lib/pixman-0.9.5/dont-copy-unused-bits-to-alpha-channel.patch29
-rw-r--r--packages/xorg-lib/pixman_0.9.5.bb1
3 files changed, 30 insertions, 0 deletions
diff --git a/packages/xorg-lib/pixman-0.9.5/.mtn2git_empty b/packages/xorg-lib/pixman-0.9.5/.mtn2git_empty
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/packages/xorg-lib/pixman-0.9.5/.mtn2git_empty
diff --git a/packages/xorg-lib/pixman-0.9.5/dont-copy-unused-bits-to-alpha-channel.patch b/packages/xorg-lib/pixman-0.9.5/dont-copy-unused-bits-to-alpha-channel.patch
new file mode 100644
index 0000000000..05fe829a82
--- /dev/null
+++ b/packages/xorg-lib/pixman-0.9.5/dont-copy-unused-bits-to-alpha-channel.patch
@@ -0,0 +1,29 @@
+From: Carl Worth <cworth@cworth.org>
+
+Don't copy unused bits to an alpha channel
+
+This bug was identified by cairo's rgb24-ignore-alpha test which
+blends RGB24 over ARGB32 and notices that "alpha" values are
+making it from the source to the destination.
+
+Index: a/pixman/pixman-pict.c
+===================================================================
+--- a/pixman/pixman-pict.c b8b7b767b3ed1fc57ba177c38187e1eb3daf4de8
++++ b/pixman/pixman-pict.c c7d73fc532c2da313041906ac0f48dba1b10d3bc
+@@ -1778,7 +1778,6 @@ pixman_image_composite (pixman_op_t
+ break;
+ case PIXMAN_x8r8g8b8:
+ switch (pDst->bits.format) {
+- case PIXMAN_a8r8g8b8:
+ case PIXMAN_x8r8g8b8:
+ #ifdef USE_MMX
+ if (pixman_have_mmx())
+@@ -1790,7 +1789,6 @@ pixman_image_composite (pixman_op_t
+ }
+ case PIXMAN_x8b8g8r8:
+ switch (pDst->bits.format) {
+- case PIXMAN_a8b8g8r8:
+ case PIXMAN_x8b8g8r8:
+ #ifdef USE_MMX
+ if (pixman_have_mmx())
+
diff --git a/packages/xorg-lib/pixman_0.9.5.bb b/packages/xorg-lib/pixman_0.9.5.bb
index f53088ebe3..5183084167 100644
--- a/packages/xorg-lib/pixman_0.9.5.bb
+++ b/packages/xorg-lib/pixman_0.9.5.bb
@@ -3,3 +3,4 @@ require xorg-lib-common.inc
DESCRIPTION = "Library for lowlevel pixel operations"
DEPENDS = "virtual/libx11"
+SRC_URI += "file://dont-copy-unused-bits-to-alpha-channel.patch;patch=1"