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vertex colors, with Gouraud shading and all

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has yet to be checked for whether it's accurate, optimized, etc...
This commit is contained in:
StapleButter
2017-02-11 04:10:59 +01:00
parent 050ba5dfbe
commit 15c8d59e2b
3 changed files with 44 additions and 28 deletions
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20
GPU3D.cpp
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@ -157,6 +157,7 @@ void UpdateClipMatrix();
u32 PolygonMode;
s16 CurVertex[3];
u8 VertexColor[3];
Vertex TempVertexBuffer[4];
u32 VertexNum;
@ -690,10 +691,9 @@ void SubmitVertex()
vertextrans->Position[1] = (vertextrans->Position[1] * w_inv) >> 12;
vertextrans->Position[2] = (vertextrans->Position[2] * w_inv) >> 12;
// boo
vertextrans->Color[0] = 63;
vertextrans->Color[1] = 0;
vertextrans->Color[2] = 63;
vertextrans->Color[0] = VertexColor[0];
vertextrans->Color[1] = VertexColor[1];
vertextrans->Color[2] = VertexColor[2];
/*printf("vertex trans: %f %f %f %f\n",
vertextrans->Position[0]/4096.0f,
@ -1059,6 +1059,18 @@ void ExecuteCommand()
}
break;
case 0x20: // vertex color
{
u32 c = ExecParams[0];
u32 r = c & 0x1F;
u32 g = (c >> 5) & 0x1F;
u32 b = (c >> 10) & 0x1F;
VertexColor[0] = r ? (r<<1)+1 : 0;
VertexColor[1] = g ? (g<<1)+1 : 0;
VertexColor[2] = b ? (b<<1)+1 : 0;
}
break;
case 0x21:
// TODO: more cycles if lights are enabled
break;