diff options
Diffstat (limited to 'GPU3D.cpp')
| -rw-r--r-- | GPU3D.cpp | 19 |
1 files changed, 11 insertions, 8 deletions
@@ -418,13 +418,14 @@ void ClipSegment(Vertex* outbuf, Vertex* vout, Vertex* vin) s32 factor_den = factor_num - (vout->Position[3] - (plane*vout->Position[comp])); Vertex mid; -#define INTERPOLATE(var) mid.var = (vin->var + ((vout->var - vin->var) * factor_num) / factor_den); +#define INTERPOLATE(var) { mid.var = (vin->var + ((vout->var - vin->var) * factor_num) / factor_den); } - INTERPOLATE(Position[0]); - INTERPOLATE(Position[1]); - INTERPOLATE(Position[2]); + if (comp != 0) INTERPOLATE(Position[0]); + if (comp != 1) INTERPOLATE(Position[1]); + if (comp != 2) INTERPOLATE(Position[2]); INTERPOLATE(Position[3]); - + mid.Position[comp] = plane*mid.Position[3]; +//printf("clip %d,%d: Y = %08X %08X %08X, %08X %08X\n", comp, plane, vin->Position[1], vout->Position[1], mid.Position[1], (s32)factor_num, factor_den); INTERPOLATE(Color[0]); INTERPOLATE(Color[1]); INTERPOLATE(Color[2]); @@ -775,14 +776,14 @@ void SubmitPolygon() poly->NumVertices += 2; } - +//if (c==4 && NumPolygons>340) printf("polygon:\n"); for (int i = clipstart; i < c; i++) { CurVertexRAM[NumVertices] = clippedvertices[1][i]; poly->Vertices[i] = &CurVertexRAM[NumVertices]; NumVertices++; - poly->NumVertices++; + poly->NumVertices++;//if (c==4 && NumPolygons>340)printf(" - v%d: %08X %08X %08X\n", i, poly->Vertices[i]->Position[0], poly->Vertices[i]->Position[1],poly->Vertices[i]->Position[3]); } if (PolygonMode >= 2) @@ -795,7 +796,9 @@ void SubmitVertex() { s64 vertex[4] = {(s64)CurVertex[0], (s64)CurVertex[1], (s64)CurVertex[2], 0x1000}; Vertex* vertextrans = &TempVertexBuffer[VertexNumInPoly]; - +if (PolygonMode==0&&NumPolygons>440&&false)printf("raw vertex %d: %08X %08X | %08X %08X %08X %08X\n", + VertexNum, CurVertex[0], CurVertex[1], + ClipMatrix[1],ClipMatrix[5],ClipMatrix[9],ClipMatrix[13]); UpdateClipMatrix(); vertextrans->Position[0] = (vertex[0]*ClipMatrix[0] + vertex[1]*ClipMatrix[4] + vertex[2]*ClipMatrix[8] + vertex[3]*ClipMatrix[12]) >> 12; vertextrans->Position[1] = (vertex[0]*ClipMatrix[1] + vertex[1]*ClipMatrix[5] + vertex[2]*ClipMatrix[9] + vertex[3]*ClipMatrix[13]) >> 12; |