libretro/ppsspp
1
0
Fork 0
mirror of https://github.com/libretro/ppsspp.git synced 2025-02-15 06:28:07 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

softgpu : use switch case for texture format

Browse Source
This commit is contained in:
raven02 2013-08-27 16:26:01 +08:00
parent bfd60e95a4
commit eca79d35a7
1 changed files with 45 additions and 42 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

87
GPU/Software/Rasterizer.cpp
View File

@ -72,21 +72,21 @@ static inline u32 LookupColor(unsigned int index, unsigned int level)
// TODO: No idea if these bswaps are correct
switch (gstate.getClutPaletteFormat()) {
case GE_TFMT_5650:
return DecodeRGB565(reinterpret_cast<u16*>(clut)[index + clutSharingOffset]);
case GE_TFMT_5650:
return DecodeRGB565(reinterpret_cast<u16*>(clut)[index + clutSharingOffset]);
case GE_TFMT_5551:
return DecodeRGBA5551(reinterpret_cast<u16*>(clut)[index + clutSharingOffset]);
case GE_TFMT_5551:
return DecodeRGBA5551(reinterpret_cast<u16*>(clut)[index + clutSharingOffset]);
case GE_TFMT_4444:
return DecodeRGBA4444(reinterpret_cast<u16*>(clut)[index + clutSharingOffset]);
case GE_TFMT_4444:
return DecodeRGBA4444(reinterpret_cast<u16*>(clut)[index + clutSharingOffset]);
case GE_TFMT_8888:
return DecodeRGBA8888(clut[index + clutSharingOffset]);
case GE_TFMT_8888:
return DecodeRGBA8888(clut[index + clutSharingOffset]);
default:
ERROR_LOG(G3D, "Unsupported palette format: %x", gstate.getClutPaletteFormat());
return 0;
default:
ERROR_LOG(G3D, "Unsupported palette format: %x", gstate.getClutPaletteFormat());
return 0;
}
}
@ -123,8 +123,7 @@ static inline void GetTexelCoordinates(int level, float s, float t, unsigned int
static inline void GetTextureCoordinates(const VertexData& v0, const VertexData& v1, const VertexData& v2, int w0, int w1, int w2, float& s, float& t)
{
switch (gstate.getUVGenMode())
{
switch (gstate.getUVGenMode()) {
case GE_TEXMAP_TEXTURE_COORDS:
case GE_TEXMAP_UNKNOWN:
case GE_TEXMAP_ENVIRONMENT_MAP:
@ -158,7 +157,6 @@ static inline void GetTextureCoordinates(const VertexData& v0, const VertexData&
default:
ERROR_LOG(G3D, "Unsupported texture mapping mode %x!", gstate.getUVGenMode());
break;
}
}
@ -173,43 +171,48 @@ static inline u32 SampleNearest(int level, unsigned int u, unsigned int v)
// TODO: Should probably check if textures are aligned properly...
if (texfmt == GE_TFMT_4444) {
switch (texfmt) {
case GE_TFMT_4444:
srcptr += GetPixelDataOffset(16, texbufwidth*8, u, v);
return DecodeRGBA4444(*(u16*)srcptr);
} else if (texfmt == GE_TFMT_5551) {
case GE_TFMT_5551:
srcptr += GetPixelDataOffset(16, texbufwidth*8, u, v);
return DecodeRGBA5551(*(u16*)srcptr);
} else if (texfmt == GE_TFMT_5650) {
case GE_TFMT_5650:
srcptr += GetPixelDataOffset(16, texbufwidth*8, u, v);
return DecodeRGB565(*(u16*)srcptr);
} else if (texfmt == GE_TFMT_8888) {
case GE_TFMT_8888:
srcptr += GetPixelDataOffset(32, texbufwidth*8, u, v);
return DecodeRGBA8888(*(u32*)srcptr);
} else if (texfmt == GE_TFMT_CLUT32) {
srcptr += GetPixelDataOffset(32, texbufwidth*8, u, v);
u32 val = srcptr[0] + (srcptr[1] << 8) + (srcptr[2] << 16) + (srcptr[3] << 24);
return LookupColor(gstate.transformClutIndex(val), level);
} else if (texfmt == GE_TFMT_CLUT16) {
srcptr += GetPixelDataOffset(16, texbufwidth*8, u, v);
u16 val = srcptr[0] + (srcptr[1] << 8);
return LookupColor(gstate.transformClutIndex(val), level);
} else if (texfmt == GE_TFMT_CLUT8) {
srcptr += GetPixelDataOffset(8, texbufwidth*8, u, v);
u8 val = *srcptr;
return LookupColor(gstate.transformClutIndex(val), level);
} else if (texfmt == GE_TFMT_CLUT4) {
srcptr += GetPixelDataOffset(4, texbufwidth*8, u, v);
u8 val = (u & 1) ? (srcptr[0] >> 4) : (srcptr[0] & 0xF);
return LookupColor(gstate.transformClutIndex(val), level);
} else {
case GE_TFMT_CLUT32:
{
srcptr += GetPixelDataOffset(32, texbufwidth*8, u, v);
u32 val = srcptr[0] + (srcptr[1] << 8) + (srcptr[2] << 16) + (srcptr[3] << 24);
return LookupColor(gstate.transformClutIndex(val), level);
}
case GE_TFMT_CLUT16:
{
srcptr += GetPixelDataOffset(16, texbufwidth*8, u, v);
u16 val = srcptr[0] + (srcptr[1] << 8);
return LookupColor(gstate.transformClutIndex(val), level);
}
case GE_TFMT_CLUT8:
{
srcptr += GetPixelDataOffset(8, texbufwidth*8, u, v);
u8 val = *srcptr;
return LookupColor(gstate.transformClutIndex(val), level);
}
case GE_TFMT_CLUT4:
{
srcptr += GetPixelDataOffset(4, texbufwidth*8, u, v);
u8 val = (u & 1) ? (srcptr[0] >> 4) : (srcptr[0] & 0xF);
return LookupColor(gstate.transformClutIndex(val), level);
}
default:
ERROR_LOG(G3D, "Unsupported texture format: %x", texfmt);
return 0;
}