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softgpu: Clean up Rasterizer code by using Math3D's Vec4 functionality.

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Tony Wasserka 2013-07-12 00:52:15 +02:00 committed by neobrain
parent ce953f1293
commit 4231264008
1 changed files with 4 additions and 12 deletions
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16
GPU/Software/Rasterizer.cpp
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@ -189,21 +189,13 @@ void DrawTriangle(const VertexData& v0, const VertexData& v1, const VertexData&
int prim_color_a = 0;
Vec3<int> sec_color(0, 0, 0);
if ((gstate.shademodel&1) == GE_SHADE_GOURAUD) {
prim_color_rgb.r() = (int)((v0.color0.r() * w0 / v0.clippos.w + v1.color0.r() * w1 / v1.clippos.w + v2.color0.r() * w2 / v2.clippos.w) / den);
prim_color_rgb.g() = (int)((v0.color0.g() * w0 / v0.clippos.w + v1.color0.g() * w1 / v1.clippos.w + v2.color0.g() * w2 / v2.clippos.w) / den);
prim_color_rgb.b() = (int)((v0.color0.b() * w0 / v0.clippos.w + v1.color0.b() * w1 / v1.clippos.w + v2.color0.b() * w2 / v2.clippos.w) / den);
prim_color_rgb = ((v0.color0.rgb() * w0 / v0.clippos.w + v1.color0.rgb() * w1 / v1.clippos.w + v2.color0.rgb() * w2 / v2.clippos.w) / den).Cast<int>();
prim_color_a = (int)((v0.color0.a() * w0 / v0.clippos.w + v1.color0.a() * w1 / v1.clippos.w + v2.color0.a() * w2 / v2.clippos.w) / den);
sec_color.r() = (int)((v0.color1.r() * w0 / v0.clippos.w + v1.color1.r() * w1 / v1.clippos.w + v2.color1.r() * w2 / v2.clippos.w) / den);
sec_color.g() = (int)((v0.color1.g() * w0 / v0.clippos.w + v1.color1.g() * w1 / v1.clippos.w + v2.color1.g() * w2 / v2.clippos.w) / den);
sec_color.b() = (int)((v0.color1.b() * w0 / v0.clippos.w + v1.color1.b() * w1 / v1.clippos.w + v2.color1.b() * w2 / v2.clippos.w) / den);
sec_color = ((v0.color1 * w0 / v0.clippos.w + v1.color1 * w1 / v1.clippos.w + v2.color1 * w2 / v2.clippos.w) / den).Cast<int>();
} else {
prim_color_rgb.r() = v2.color0.r();
prim_color_rgb.g() = v2.color0.g();
prim_color_rgb.b() = v2.color0.b();
prim_color_rgb = v2.color0.rgb();
prim_color_a = v2.color0.a();
sec_color.r() = v2.color1.r();
sec_color.g() = v2.color1.g();
sec_color.b() = v2.color1.b();
sec_color = v2.color1;
}
// TODO: Also disable if vertex has no texture coordinates?