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GBA Video: Optimize localY code

This commit is contained in:
Vicki Pfau 2018-08-11 12:51:02 -07:00
parent c5ff781ed6
commit 7ea1c7f9bd
1 changed files with 15 additions and 14 deletions
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29
src/gba/renderers/software-mode0.c
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@ -74,7 +74,7 @@
inX -= disturbX << 3; \ inX -= disturbX << 3; \
localX = tileX * 8 + inX; \ localX = tileX * 8 + inX; \
BACKGROUND_TEXT_SELECT_CHARACTER; \ BACKGROUND_TEXT_SELECT_CHARACTER; \
localY = inY & 0x7; \ localY = inY; \
if (GBA_TEXT_MAP_VFLIP(mapData)) { \ if (GBA_TEXT_MAP_VFLIP(mapData)) { \
localY = 7 - localY; \ localY = 7 - localY; \
} \ } \
@ -83,7 +83,7 @@
} else { \ } else { \
localX = tileX * 8 + inX; \ localX = tileX * 8 + inX; \
BACKGROUND_TEXT_SELECT_CHARACTER; \ BACKGROUND_TEXT_SELECT_CHARACTER; \
localY = inY & 0x7; \ localY = inY; \
if (GBA_TEXT_MAP_VFLIP(mapData)) { \ if (GBA_TEXT_MAP_VFLIP(mapData)) { \
localY = 7 - localY; \ localY = 7 - localY; \
} \ } \
@ -111,9 +111,9 @@
for (; length; ++tileX) { \ for (; length; ++tileX) { \
mapData = background->mapCache[(localX >> 3) & 0x3F]; \ mapData = background->mapCache[(localX >> 3) & 0x3F]; \
localX += 8; \ localX += 8; \
localY = inY & 0x7; \ localY = inY; \
if (GBA_TEXT_MAP_VFLIP(mapData)) { \ if (GBA_TEXT_MAP_VFLIP(mapData)) { \
localY = 7 - localY; \ localY ^= 7; \
} \ } \
charBase = (background->charBase + (GBA_TEXT_MAP_TILE(mapData) << 5)) + (localY << 2); \ charBase = (background->charBase + (GBA_TEXT_MAP_TILE(mapData) << 5)) + (localY << 2); \
tileData = carryData; \ tileData = carryData; \
@ -149,9 +149,9 @@
for (; tileX < tileEnd; ++tileX) { \ for (; tileX < tileEnd; ++tileX) { \
mapData = background->mapCache[(localX >> 3) & 0x3F]; \ mapData = background->mapCache[(localX >> 3) & 0x3F]; \
localX += 8; \ localX += 8; \
localY = inY & 0x7; \ localY = inY; \
if (GBA_TEXT_MAP_VFLIP(mapData)) { \ if (GBA_TEXT_MAP_VFLIP(mapData)) { \
localY = 7 - localY; \ localY ^= 7; \
} \ } \
paletteData = GBA_TEXT_MAP_PALETTE(mapData) << 4; \ paletteData = GBA_TEXT_MAP_PALETTE(mapData) << 4; \
palette = &mainPalette[paletteData]; \ palette = &mainPalette[paletteData]; \
@ -282,9 +282,9 @@
for (; tileX < tileEnd; ++tileX) { \ for (; tileX < tileEnd; ++tileX) { \
mapData = background->mapCache[(localX >> 3) & 0x3F]; \ mapData = background->mapCache[(localX >> 3) & 0x3F]; \
localX += 8; \ localX += 8; \
localY = inY & 0x7; \ localY = inY; \
if (GBA_TEXT_MAP_VFLIP(mapData)) { \ if (GBA_TEXT_MAP_VFLIP(mapData)) { \
localY = 7 - localY; \ localY ^= 7; \
} \ } \
charBase = (background->charBase + (GBA_TEXT_MAP_TILE(mapData) << 6)) + (localY << 3); \ charBase = (background->charBase + (GBA_TEXT_MAP_TILE(mapData) << 6)) + (localY << 3); \
if (UNLIKELY(charBase >= 0x10000)) { \ if (UNLIKELY(charBase >= 0x10000)) { \
@ -333,9 +333,9 @@
for (; tileX < tileEnd; ++tileX) { \ for (; tileX < tileEnd; ++tileX) { \
mapData = background->mapCache[(localX >> 3) & 0x3F]; \ mapData = background->mapCache[(localX >> 3) & 0x3F]; \
localX += 8; \ localX += 8; \
localY = inY & 0x7; \ localY = inY; \
if (GBA_TEXT_MAP_VFLIP(mapData)) { \ if (GBA_TEXT_MAP_VFLIP(mapData)) { \
localY = 7 - localY; \ localY ^= 7; \
} \ } \
charBase = (background->charBase + (GBA_TEXT_MAP_TILE(mapData) << 6)) + (localY << 3); \ charBase = (background->charBase + (GBA_TEXT_MAP_TILE(mapData) << 6)) + (localY << 3); \
tileData = carryData; \ tileData = carryData; \
@ -388,9 +388,9 @@
if (inX & 0x7) { \ if (inX & 0x7) { \
localX = tileX * 8 + inX; \ localX = tileX * 8 + inX; \
BACKGROUND_TEXT_SELECT_CHARACTER; \ BACKGROUND_TEXT_SELECT_CHARACTER; \
localY = inY & 0x7; \ localY = inY; \
if (GBA_TEXT_MAP_VFLIP(mapData)) { \ if (GBA_TEXT_MAP_VFLIP(mapData)) { \
localY = 7 - localY; \ localY ^= 7; \
} \ } \
int mod8 = inX & 0x7; \ int mod8 = inX & 0x7; \
int end = outX + 0x8 - mod8; \ int end = outX + 0x8 - mod8; \
@ -426,9 +426,9 @@
if (length & 0x7) { \ if (length & 0x7) { \
localX = tileX * 8 + inX; \ localX = tileX * 8 + inX; \
BACKGROUND_TEXT_SELECT_CHARACTER; \ BACKGROUND_TEXT_SELECT_CHARACTER; \
localY = inY & 0x7; \ localY = inY; \
if (GBA_TEXT_MAP_VFLIP(mapData)) { \ if (GBA_TEXT_MAP_VFLIP(mapData)) { \
localY = 7 - localY; \ localY ^= 7; \
} \ } \
int mod8 = length & 0x7; \ int mod8 = length & 0x7; \
if (VIDEO_CHECKS && UNLIKELY(outX + mod8 != renderer->end)) { \ if (VIDEO_CHECKS && UNLIKELY(outX + mod8 != renderer->end)) { \
@ -507,6 +507,7 @@ void GBAVideoSoftwareRendererDrawBackgroundMode0(struct GBAVideoSoftwareRenderer
background->yCache = inY >> 3; background->yCache = inY >> 3;
} }
inY &= 7;
tileX = 0; tileX = 0;
if (!objwinSlowPath) { if (!objwinSlowPath) {
if (!(flags & FLAG_TARGET_2)) { if (!(flags & FLAG_TARGET_2)) {