grub2/0409-grub-core-video-fb-fbblit.c-grub_video_fbblit_blend_.patch
2013-06-07 14:03:56 -04:00

75 lines
2.2 KiB
Diff

From c76c33ca623202ad8473fd590e934db4bfa38256 Mon Sep 17 00:00:00 2001
From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
Date: Fri, 3 May 2013 14:07:30 +0200
Subject: [PATCH 409/471] * grub-core/video/fb/fbblit.c
(grub_video_fbblit_blend_BGR888_RGBA8888): Fix order bug.
(grub_video_fbblit_blend_RGB888_RGBA8888): Likewise.
---
ChangeLog | 6 ++++++
grub-core/video/fb/fbblit.c | 19 +++++++++++++------
2 files changed, 19 insertions(+), 6 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index 9e8884a..c26b110 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
2013-05-03 Vladimir Serbinenko <phcoder@gmail.com>
+ * grub-core/video/fb/fbblit.c (grub_video_fbblit_blend_BGR888_RGBA8888):
+ Fix order bug.
+ (grub_video_fbblit_blend_RGB888_RGBA8888): Likewise.
+
+2013-05-03 Vladimir Serbinenko <phcoder@gmail.com>
+
* include/grub/gui.h (grub_gfxmenu_timeout_unregister): Free cb
descriptor.
diff --git a/grub-core/video/fb/fbblit.c b/grub-core/video/fb/fbblit.c
index 13e2926..541a0ce 100644
--- a/grub-core/video/fb/fbblit.c
+++ b/grub-core/video/fb/fbblit.c
@@ -986,11 +986,18 @@ grub_video_fbblit_blend_BGR888_RGBA8888 (struct grub_video_fbblit_info *dst,
/* General pixel color blending. */
color = *dstptr;
+#ifndef GRUB_CPU_WORDS_BIGENDIAN
db = dstptr[0];
- db = (db * (255 - a) + sb * a) / 255;
dg = dstptr[1];
- dg = (dg * (255 - a) + sg * a) / 255;
dr = dstptr[2];
+#else
+ dr = dstptr[0];
+ dg = dstptr[1];
+ db = dstptr[2];
+#endif
+
+ db = (db * (255 - a) + sb * a) / 255;
+ dg = (dg * (255 - a) + sg * a) / 255;
dr = (dr * (255 - a) + sr * a) / 255;
}
@@ -1145,13 +1152,13 @@ grub_video_fbblit_blend_RGB888_RGBA8888 (struct grub_video_fbblit_info *dst,
}
#ifndef GRUB_CPU_WORDS_BIGENDIAN
- db = dstptr[0];
- dg = dstptr[1];
- dr = dstptr[2];
-#else
dr = dstptr[0];
dg = dstptr[1];
db = dstptr[2];
+#else
+ db = dstptr[0];
+ dg = dstptr[1];
+ dr = dstptr[2];
#endif
dr = (dr * (255 - a) + sr * a) / 255;
--
1.8.2.1