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softgpu: Interpolate Z for 3D lines.

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Important for Me & My Katamari, see #16131.
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Unknown W. Brackets 2022-12-01 14:39:19 -08:00
parent 4866518b84
commit a1f6a40d10
1 changed files with 1 additions and 1 deletions
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2
GPU/Software/Rasterizer.cpp
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@ -1253,7 +1253,7 @@ void ClearRectangle(const VertexData &v0, const VertexData &v1, const BinCoords
void DrawLine(const VertexData &v0, const VertexData &v1, const BinCoords &range, const RasterizerState &state) {
// TODO: Use a proper line drawing algorithm that handles fractional endpoints correctly.
Vec3<int> a(v0.screenpos.x, v0.screenpos.y, v0.screenpos.z);
Vec3<int> b(v1.screenpos.x, v1.screenpos.y, v0.screenpos.z);
Vec3<int> b(v1.screenpos.x, v1.screenpos.y, v1.screenpos.z);
int dx = b.x - a.x;
int dy = b.y - a.y;