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Merge pull request #15288 from unknownbrackets/softgpu-self

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softgpu: Draw top left of rectangles first
This commit is contained in:
Henrik Rydgård 2022-01-09 08:33:28 +01:00 • committed by GitHub
commit 2d7a7fd34e
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2 changed files with 13 additions and 6 deletions
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8
GPU/Software/Clipper.cpp
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@ -244,10 +244,10 @@ void ProcessRect(const VertexData& v0, const VertexData& v1)
Rasterizer::ClearRectangle(v0, v1);
} else {
// Four triangles to do backfaces as well. Two of them will get backface culled.
Rasterizer::DrawTriangle(*topleft, *topright, *bottomright);
Rasterizer::DrawTriangle(*bottomright, *topright, *topleft);
Rasterizer::DrawTriangle(*bottomright, *bottomleft, *topleft);
Rasterizer::DrawTriangle(*topleft, *bottomleft, *bottomright);
Rasterizer::DrawTriangle(*topleft, *topright, *bottomleft);
Rasterizer::DrawTriangle(*bottomleft, *topright, *topleft);
Rasterizer::DrawTriangle(*topright, *bottomright, *bottomleft);
Rasterizer::DrawTriangle(*bottomleft, *bottomright, *topright);
}
}
}

11
GPU/Software/Rasterizer.cpp
View file

@ -991,14 +991,21 @@ void DrawTriangle(const VertexData& v0, const VertexData& v1, const VertexData&
const int MIN_LINES_PER_THREAD = 4;
if (rangeY >= 12 && rangeX >= rangeY * 4) {
const uint32_t renderTarget = gstate.getFrameBufAddress() & 0x0FFFFFFF;
bool selfRender = (gstate.getTextureAddress(0) & 0x0FFFFFFF) == renderTarget;
if (gstate.isMipmapEnabled()) {
for (int i = 0; i <= gstate.getTextureMaxLevel(); ++i)
selfRender = selfRender || (gstate.getTextureAddress(i) & 0x0FFFFFFF) == renderTarget;
}
if (rangeY >= 12 && rangeX >= rangeY * 4 && !selfRender) {
auto bound = [&](int a, int b) -> void {
int x1 = minX + a * 16 * 2;
int x2 = std::min(maxX, minX + b * 16 * 2 - 1);
drawSlice(v0, v1, v2, x1, minY, x2, maxY, pixelID, drawPixel, sampler);
};
ParallelRangeLoop(&g_threadManager, bound, 0, rangeX, MIN_LINES_PER_THREAD);
} else if (rangeY >= 12 && rangeX >= 12) {
} else if (rangeY >= 12 && rangeX >= 12 && !selfRender) {
auto bound = [&](int a, int b) -> void {
int y1 = minY + a * 16 * 2;
int y2 = std::min(maxY, minY + b * 16 * 2 - 1);