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wip initial draft

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This commit is contained in:
Jaklyy
2023-12-08 21:27:44 -05:00
parent 082310d5d5
commit 8e2c9cbff6
4 changed files with 90 additions and 16 deletions
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15
src/GPU3D_Soft.h
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@ -461,7 +461,7 @@ private:
void SetupPolygonRightEdge(RendererPolygon* rp, s32 y);
void SetupPolygon(RendererPolygon* rp, Polygon* polygon);
void RenderShadowMaskScanline(RendererPolygon* rp, s32 y);
void RenderPolygonScanline(RendererPolygon* rp, s32 y);
void RenderPolygonScanline(RendererPolygon* rp, s32 y, bool odd);
void RenderScanline(s32 y, int npolys);
u32 CalculateFogDensity(u32 pixeladdr);
void ScanlineFinalPass(s32 y);
@ -476,14 +476,17 @@ private:
// TODO: check if the hardware can accidentally plot pixels
// offscreen in that border
static constexpr int ScanlineWidth = 258;
static constexpr int NumScanlines = 194;
static constexpr int ScanlineWidth = 256;
static constexpr int NumScanlines = 192;
static constexpr int NumScanlinesRDLines = 192;
static constexpr int RDLinesBufferSize = ScanlineWidth * NumScanlinesRDLines;
static constexpr int BufferSize = ScanlineWidth * NumScanlines;
static constexpr int FirstPixelOffset = ScanlineWidth + 1;
u32 ColorBuffer[BufferSize * 2];
u32 DepthBuffer[BufferSize * 2];
u32 AttrBuffer[BufferSize * 2];
u32 ColorBuffer[RDLinesBufferSize * 2];
u32 DepthBuffer[RDLinesBufferSize * 2];
u32 AttrBuffer[RDLinesBufferSize * 2];
u32 FinalBuffer[BufferSize * 2];
// attribute buffer:
// bit0-3: edge flags (left/right/top/bottom)