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PPU: Fixed out-of-bounds memory writes

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Sour 2019-02-20 00:43:40 -05:00
parent 77ac5a50dc
commit 30cb4f1dcc
1 changed files with 1 additions and 1 deletions
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2
Core/Ppu.cpp
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@ -296,7 +296,7 @@ void Ppu::RenderScanline()
uint8_t row = (info.TileRow + rowOffset) & 0x0F; uint8_t row = (info.TileRow + rowOffset) & 0x0F;
constexpr uint16_t bpp = 4; constexpr uint16_t bpp = 4;
for(int x = info.X; x < info.X + width; x++) { for(int x = info.X; x > 0 && x < info.X + width && x < 256; x++) {
if(_spritePixels[x] == 0xFFFF) { if(_spritePixels[x] == 0xFFFF) {
uint8_t xOffset; uint8_t xOffset;
int columnOffset; int columnOffset;