diff options
Diffstat (limited to 'src/GPU3D.cpp')
| -rw-r--r-- | src/GPU3D.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/GPU3D.cpp b/src/GPU3D.cpp index fd1b98f..a63193f 100644 --- a/src/GPU3D.cpp +++ b/src/GPU3D.cpp @@ -849,6 +849,7 @@ void SubmitPolygon() if (FlushAttributes & 0x2) z = w << wshift; else + //z = vtx->Position[2]+0x7FFFFF;//((vtx->Position[2] + (w<<wshift)) * 0x1000) / (w<<(wshift+1)); z = (((s64)vtx->Position[2] * 0x800000) / (w << wshift)) + 0x7FFEFF; // checkme @@ -884,8 +885,8 @@ void SubmitVertex() if ((TexParam >> 30) == 3) { - vertextrans->TexCoords[0] = (vertex[0]*TexMatrix[0] + vertex[1]*TexMatrix[4] + vertex[2]*TexMatrix[8] + vertex[3]*(RawTexCoords[0]<<8)) >> 20; - vertextrans->TexCoords[1] = (vertex[0]*TexMatrix[1] + vertex[1]*TexMatrix[5] + vertex[2]*TexMatrix[9] + vertex[3]*(RawTexCoords[1]<<8)) >> 20; + vertextrans->TexCoords[0] = ((vertex[0]*TexMatrix[0] + vertex[1]*TexMatrix[4] + vertex[2]*TexMatrix[8]) >> 24) + RawTexCoords[0]; + vertextrans->TexCoords[1] = ((vertex[0]*TexMatrix[1] + vertex[1]*TexMatrix[5] + vertex[2]*TexMatrix[9]) >> 24) + RawTexCoords[1]; } else { @@ -963,6 +964,8 @@ void SubmitVertex() s32 CalculateLighting() { // TODO: this requires matrix mode 2, apparently + // hardware seems to read garbage when matrix mode isn't 2 + // also, non-normal normals seem to be treated as zero? or overflow to negative? if ((TexParam >> 30) == 2) { |