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GRAPHICS: Fix rendering in some corner cases

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This commit is contained in:
Eugene Sandulenko 2015-11-17 23:17:48 +01:00
parent 4dc23ea289
commit 5d0f38d747
1 changed files with 2 additions and 4 deletions
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6
graphics/transparent_surface.cpp
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@ -41,8 +41,6 @@
namespace Graphics {
static const int kAShift = 0;//img->format.aShift;
static const int kBModShift = 0;//img->format.bShift;
static const int kGModShift = 8;//img->format.gShift;
static const int kRModShift = 16;//img->format.rShift;
@ -118,7 +116,7 @@ void doBlitBinaryFast(byte *ino, byte *outo, uint32 width, uint32 height, uint32
in = ino;
for (uint32 j = 0; j < width; j++) {
uint32 pix = *(uint32 *)in;
int a = (pix >> kAShift) & 0xff;
int a = (pix >> kAModShift) & 0xff;
if (a != 0) { // Full opacity (Any value not exactly 0 is Opaque here)
*(uint32 *)out = pix;
@ -338,7 +336,7 @@ Common::Rect TransparentSurface::blit(Graphics::Surface &target, int posX, int p
retSize.setWidth(0);
retSize.setHeight(0);
// Check if we need to draw anything at all
int ca = (color >> 24) & 0xff;
int ca = (color >> kAModShift) & 0xff;
if (ca == 0) {
return retSize;