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GRAPHICS: Tidy up 4bpp handling a little.

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This commit is contained in:
Alyssa Milburn 2011-04-14 21:47:56 +02:00
parent 8305f9c2a0
commit cfacca1a26
1 changed files with 4 additions and 2 deletions
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6
graphics/png.cpp
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@ -170,10 +170,11 @@ Graphics::Surface *PNG::getSurface(const PixelFormat &format) {
}
} else {
byte index, r, g, b;
bool otherPixel = false;
// Convert the indexed surface to the target pixel format
for (uint16 i = 0; i < output->h; i++) {
bool otherPixel = false;
for (uint16 j = 0; j < output->w; j++) {
if (_header.bitDepth != 4)
index = *src;
@ -196,8 +197,9 @@ Graphics::Surface *PNG::getSurface(const PixelFormat &format) {
src++;
otherPixel = !otherPixel;
}
// The surface is a whole scanline wide, skip the rest of it.
if (_header.bitDepth == 4)
src += output->w/2;
src += output->w / 2;
}
}