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PPU: Fixed sprite display when vertical mirroring is enabled

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This commit is contained in:
Sour 2019-02-24 10:02:22 -05:00
parent 21791170f4
commit 0431e1931d
1 changed files with 2 additions and 2 deletions
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4
Core/Ppu.cpp
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@ -160,8 +160,8 @@ void Ppu::EvaluateNextLineSprites()
uint8_t yOffset; uint8_t yOffset;
int rowOffset; int rowOffset;
if(info.VerticalMirror) { if(info.VerticalMirror) {
yOffset = (height - (_scanline + 1 - y)) & 0x07; yOffset = (height - 1 - (_scanline + 1 - y)) & 0x07;
rowOffset = (height - (_scanline + 1 - y)) >> 3; rowOffset = (height - 1 - (_scanline + 1 - y)) >> 3;
} else { } else {
yOffset = (_scanline + 1 - y) & 0x07; yOffset = (_scanline + 1 - y) & 0x07;
rowOffset = (_scanline + 1 - y) >> 3; rowOffset = (_scanline + 1 - y) >> 3;