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DS Video: Fix extended mode 0 mirroring

This commit is contained in:
Vicki Pfau 2017-03-17 18:32:16 -07:00
parent c9f4c9c898
commit 75f6155bda
1 changed files with 6 additions and 0 deletions
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6
src/ds/renderers/software.c
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@ -645,6 +645,12 @@ static void DSVideoSoftwareRendererPutPixels(struct DSVideoRenderer* renderer, s
LOAD_16(mapData, screenBase & (VRAM_BLOCK_MASK - 1), screenBlock); \
paletteData = GBA_TEXT_MAP_PALETTE(mapData) << 8; \
palette = &mainPalette[paletteData]; \
if (GBA_TEXT_MAP_VFLIP(mapData)) { \
localY = 0x7FF - localY; \
} \
if (GBA_TEXT_MAP_HFLIP(mapData)) { \
localX = 0x7FF - localX; \
} \
uint32_t charBase = (background->charBase + (GBA_TEXT_MAP_TILE(mapData) << 6)) + ((localY & 0x700) >> 5) + ((localX & 0x700) >> 8); \
uint16_t* vram = renderer->d.vramBG[charBase >> VRAM_BLOCK_OFFSET]; \
if (UNLIKELY(!vram)) { \