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Implement GPU primitive restart (#221)
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4 changed files with 47 additions and 0 deletions
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@ -36,6 +36,12 @@ namespace Ryujinx.Graphics.Gal
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void SetClearStencil(int Stencil);
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void EnablePrimitiveRestart();
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void DisablePrimitiveRestart();
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void SetPrimitiveRestartIndex(uint Index);
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void CreateVbo(long Key, byte[] Buffer);
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void CreateIbo(long Key, byte[] Buffer);
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@ -184,6 +184,21 @@ namespace Ryujinx.Graphics.Gal.OpenGL
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GL.ClearStencil(Stencil);
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}
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public void EnablePrimitiveRestart()
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{
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GL.Enable(EnableCap.PrimitiveRestart);
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}
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public void DisablePrimitiveRestart()
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{
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GL.Disable(EnableCap.PrimitiveRestart);
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}
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public void SetPrimitiveRestartIndex(uint Index)
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{
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GL.PrimitiveRestartIndex(Index);
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}
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public void CreateVbo(long Key, byte[] Buffer)
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{
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int Handle = GL.GenBuffer();
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@ -85,6 +85,7 @@ namespace Ryujinx.HLE.Gpu.Engines
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SetDepth();
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SetStencil();
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SetAlphaBlending();
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SetPrimitiveRestart();
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UploadTextures(Vmm, Keys);
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UploadUniforms(Vmm);
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@ -389,6 +390,29 @@ namespace Ryujinx.HLE.Gpu.Engines
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}
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}
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private void SetPrimitiveRestart()
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{
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bool Enable = (ReadRegister(NvGpuEngine3dReg.PrimRestartEnable) & 1) != 0;
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if (Enable)
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{
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Gpu.Renderer.Rasterizer.EnablePrimitiveRestart();
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}
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else
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{
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Gpu.Renderer.Rasterizer.DisablePrimitiveRestart();
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}
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if (!Enable)
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{
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return;
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}
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uint Index = (uint)ReadRegister(NvGpuEngine3dReg.PrimRestartIndex);
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Gpu.Renderer.Rasterizer.SetPrimitiveRestartIndex(Index);
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}
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private void UploadTextures(NvGpuVmm Vmm, long[] Keys)
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{
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long BaseShPosition = MakeInt64From2xInt32(NvGpuEngine3dReg.ShaderAddress);
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@ -50,6 +50,8 @@ namespace Ryujinx.HLE.Gpu.Engines
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StencilBackFuncFunc = 0x569,
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ShaderAddress = 0x582,
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VertexBeginGl = 0x586,
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PrimRestartEnable = 0x591,
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PrimRestartIndex = 0x592,
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IndexArrayAddress = 0x5f2,
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IndexArrayEndAddr = 0x5f4,
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IndexArrayFormat = 0x5f6,
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