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Optimize _calculateCRC()

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This commit is contained in:
Sergey Lipskiy 2015-03-31 23:49:24 +06:00
parent d11f7e0b5e
commit cfc14c53ec
1 changed files with 3 additions and 8 deletions
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11
Textures.cpp
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@ -1024,17 +1024,11 @@ u32 _calculateCRC(u32 t, const TextureParams & _params)
const u64 *src = (u64*)&TMEM[gSP.textureTile[t]->tmem];
u32 crc = 0xFFFFFFFF;
for (u32 y = 0; y < _params.height; ++y) {
crc = CRC_Calculate(crc, src, lineBytes);
src += line;
}
crc = CRC_Calculate(crc, src, _params.height*lineBytes);
if (gSP.textureTile[t]->size == G_IM_SIZ_32b) {
src = (u64*)&TMEM[gSP.textureTile[t]->tmem + 256];
for (u32 y = 0; y < _params.height; ++y) {
crc = CRC_Calculate(crc, src, lineBytes);
src += line;
}
crc = CRC_Calculate(crc, src, _params.height*lineBytes);
}
if (gDP.otherMode.textureLUT != G_TT_NONE || gSP.textureTile[t]->format == G_IM_FMT_CI) {
@ -1045,6 +1039,7 @@ u32 _calculateCRC(u32 t, const TextureParams & _params)
}
crc = CRC_Calculate(crc, &_params, sizeof(_params));
return crc;
}