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TeachyTvPushBackNewMapPalIndexArrayEntry

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This commit is contained in:
jiangzhengwenjz
2019-06-11 06:23:09 +08:00
parent c28365392e
commit 33530548d6
1 changed files with 1 additions and 83 deletions
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src/teachy_tv.c
+1 -83
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@@ -1595,97 +1595,15 @@ void TeachyTvLoadMapTilesetToBuffer(struct Tileset *ts, u8 *dstBuffer, u16 size)
}
}
#ifdef NONMATCHING
void TeachyTvPushBackNewMapPalIndexArrayEntry(struct MapData *mStruct, u16 *buf1, u8 *palIndexArray, u16 mapEntry, u16 offset)
{
struct Tileset *ts;
u16 *metaTileEntryAddr;
int temp = mapEntry;
if (temp <= 0x27F)
{
ts = mStruct->primaryTileset;
}
else
{
ts = mStruct->secondaryTileset;
temp = mapEntry - 0x280;
}
metaTileEntryAddr = &((u16*)(ts->metatiles))[8 * temp];
u16 * metaTileEntryAddr = mapEntry <= 0x27F ? &((u16*)(mStruct->primaryTileset->metatiles))[8 * mapEntry] : &((u16*)(mStruct->secondaryTileset->metatiles))[8 * (mapEntry - 0x280)];
buf1[0] = (TeachyTvComputePalIndexArrayEntryByMetaTile(palIndexArray, metaTileEntryAddr[0]) << 12) + 4 * offset;
buf1[1] = (TeachyTvComputePalIndexArrayEntryByMetaTile(palIndexArray, metaTileEntryAddr[1]) << 12) + 4 * offset + 1;
buf1[32] = (TeachyTvComputePalIndexArrayEntryByMetaTile(palIndexArray, metaTileEntryAddr[2]) << 12) + 4 * offset + 2;
buf1[33] = (TeachyTvComputePalIndexArrayEntryByMetaTile(palIndexArray, metaTileEntryAddr[3]) << 12) + 4 * offset + 3;
}
#else
NAKED
void TeachyTvPushBackNewMapPalIndexArrayEntry(struct MapData *mStruct, u16 *buf1, u8 *palIndexArray, u16 mapEntry, u16 offset)
{
asm_unified("\n\
push {r4-r7,lr}\n\
adds r5, r0, 0\n\
adds r7, r1, 0\n\
adds r6, r2, 0\n\
ldr r0, [sp, 0x14]\n\
lsls r3, 16\n\
lsrs r1, r3, 16\n\
lsls r0, 16\n\
lsrs r4, r0, 16\n\
ldr r0, _0815BF8C @ =0x0000027f\n\
cmp r1, r0\n\
bhi _0815BF90\n\
ldr r0, [r5, 0x10]\n\
b _0815BF96\n\
.align 2, 0\n\
_0815BF8C: .4byte 0x0000027f\n\
_0815BF90:\n\
ldr r0, [r5, 0x14]\n\
ldr r2, _0815BFEC @ =0xfffffd80\n\
adds r1, r2\n\
_0815BF96:\n\
lsls r1, 4\n\
ldr r0, [r0, 0xC]\n\
adds r5, r0, r1\n\
ldrh r1, [r5]\n\
adds r0, r6, 0\n\
bl TeachyTvComputePalIndexArrayEntryByMetaTile\n\
lsls r0, 12\n\
lsls r4, 2\n\
adds r0, r4\n\
strh r0, [r7]\n\
ldrh r1, [r5, 0x2]\n\
adds r0, r6, 0\n\
bl TeachyTvComputePalIndexArrayEntryByMetaTile\n\
lsls r0, 12\n\
adds r0, r4\n\
adds r0, 0x1\n\
strh r0, [r7, 0x2]\n\
ldrh r1, [r5, 0x4]\n\
adds r0, r6, 0\n\
bl TeachyTvComputePalIndexArrayEntryByMetaTile\n\
adds r1, r7, 0\n\
adds r1, 0x40\n\
lsls r0, 12\n\
adds r0, r4\n\
adds r0, 0x2\n\
strh r0, [r1]\n\
ldrh r1, [r5, 0x6]\n\
adds r0, r6, 0\n\
bl TeachyTvComputePalIndexArrayEntryByMetaTile\n\
adds r1, r7, 0\n\
adds r1, 0x42\n\
lsls r0, 12\n\
adds r0, r4\n\
adds r0, 0x3\n\
strh r0, [r1]\n\
pop {r4-r7}\n\
pop {r0}\n\
bx r0\n\
.align 2, 0\n\
_0815BFEC: .4byte 0xfffffd80\n\
");
}
#endif
void TeachyTvComputeMapTilesFromTilesetAndMetaTiles(u16 *metaTilesArray, u8 *blockBuf, u8 *tileset)
{