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VideoCommon: Implement proper RGBA8 texture loading from tmem.

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This commit is contained in:
NeoBrainX
2013-01-10 15:12:21 +01:00
parent 304814e7cc
commit e7c883d6be
4 changed files with 57 additions and 13 deletions
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14
Source/Core/VideoCommon/Src/TextureDecoder.cpp
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@ -2519,7 +2519,7 @@ void TexDecoder_DecodeTexelRGBA8FromTmem(u8 *dst, const u8 *src_ar, const u8* sr
{
u16 sBlk = s >> 2;
u16 tBlk = t >> 2;
u16 widthBlks = (imageWidth >> 2) + 1;
u16 widthBlks = (imageWidth >> 2) + 1; // TODO: Looks wrong. Shouldn't this be ((imageWidth-1)>>2)+1 ?
u32 base_ar = (tBlk * widthBlks + sBlk) << 4;
u32 base_gb = (tBlk * widthBlks + sBlk) << 4;
u16 blkS = s & 3;
@ -2537,6 +2537,18 @@ void TexDecoder_DecodeTexelRGBA8FromTmem(u8 *dst, const u8 *src_ar, const u8* sr
dst[2] = val_addr_gb[1]; // B
}
PC_TexFormat TexDecoder_DecodeRGBA8FromTmem(u8* dst, const u8 *src_ar, const u8 *src_gb, int width, int height)
{
// TODO for someone who cares: Make this less slow!
for (int y = 0; y < height; ++y)
for (int x = 0; x < width; ++x)
{
TexDecoder_DecodeTexelRGBA8FromTmem(dst, src_ar, src_gb, x, y, width-1);
dst += 4;
}
return PC_TEX_FMT_RGBA32;
}
const char* texfmt[] = {
// pixel