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author | Eugene Sandulenko | 2010-08-23 08:40:12 +0000 |
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committer | Eugene Sandulenko | 2010-10-12 23:16:00 +0000 |
commit | 73ae6739a586294f8b25ee82b01caaee1bb4563c (patch) | |
tree | 15b3bd53bfe4adcc6b66b708054c6a046d2a1806 | |
parent | 08237f5d98f47162875ca0d25e3f10d287a3d97e (diff) | |
download | scummvm-rg350-73ae6739a586294f8b25ee82b01caaee1bb4563c.tar.gz scummvm-rg350-73ae6739a586294f8b25ee82b01caaee1bb4563c.tar.bz2 scummvm-rg350-73ae6739a586294f8b25ee82b01caaee1bb4563c.zip |
SWORD25: Finally fix alpha blending.
svn-id: r53284
-rw-r--r-- | engines/sword25/gfx/opengl/glimage.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/engines/sword25/gfx/opengl/glimage.cpp b/engines/sword25/gfx/opengl/glimage.cpp index 7a54c0b548..961215b4d4 100644 --- a/engines/sword25/gfx/opengl/glimage.cpp +++ b/engines/sword25/gfx/opengl/glimage.cpp @@ -229,13 +229,13 @@ bool GLImage::Blit(int PosX, int PosY, int Flipping, Common::Rect *pPartRect, un *out++ = a; break; default: // alpha blending - *out = (byte)(((b - *out) * a + *out) >> 8); + *out += (byte)(((b - *out) * a) >> 8); out++; - *out = (byte)(((g - *out) * a + *out) >> 8); + *out += (byte)(((g - *out) * a) >> 8); out++; - *out = (byte)(((r - *out) * a + *out) >> 8); + *out += (byte)(((r - *out) * a) >> 8); out++; - *out = a; + *out = 255; out++; } } |