internal void GatherArray(RwTexId postprocessTarget, RwTexId cascadeArray, MyProjectionInfo[] cascadeInfo, ConstantsBufferId cascadeConstantBuffer) { if (!MyRenderProxy.Settings.EnableShadows) return; MarkCascadesInStencil(cascadeInfo); MyGpuProfiler.IC_BeginBlock("Cascades postprocess"); MyRenderContext renderContext = MyRenderContext.Immediate; DeviceContext deviceContext = renderContext.DeviceContext; renderContext.SetCS(m_gatherCS); ComputeShaderId.TmpUav[0] = postprocessTarget.Uav; deviceContext.ComputeShader.SetUnorderedAccessViews(0, ComputeShaderId.TmpUav, ComputeShaderId.TmpCount); deviceContext.ComputeShader.SetShaderResource(0, MyRender11.MultisamplingEnabled ? MyScreenDependants.m_resolvedDepth.m_SRV_depth : MyGBuffer.Main.DepthStencil.m_SRV_depth); deviceContext.ComputeShader.SetShaderResource(1, MyGBuffer.Main.DepthStencil.m_SRV_stencil); deviceContext.ComputeShader.SetSampler(MyCommon.SHADOW_SAMPLER_SLOT, MyRender11.m_shadowmapSamplerState); deviceContext.ComputeShader.SetConstantBuffer(0, MyCommon.FrameConstants); deviceContext.ComputeShader.SetConstantBuffer(4, cascadeConstantBuffer); deviceContext.ComputeShader.SetShaderResource(MyCommon.CASCADES_SM_SLOT, cascadeArray.ShaderView); deviceContext.Dispatch(m_threadGroupCountX, m_threadGroupCountY, 1); ComputeShaderId.TmpUav[0] = null; renderContext.DeviceContext.ComputeShader.SetUnorderedAccessViews(0, ComputeShaderId.TmpUav, ComputeShaderId.TmpCount); deviceContext.ComputeShader.SetShaderResource(0, null); if(MyRender11.Settings.EnableShadowBlur) MyBlur.Run(postprocessTarget.Rtv, MyRender11.CascadesHelper.Rtv, MyRender11.CascadesHelper.ShaderView, postprocessTarget.ShaderView, depthDiscardThreshold: 0.2f); MyGpuProfiler.IC_EndBlock(); }
private unsafe void MarkCascadesInStencil(MyProjectionInfo[] cascadeInfo) { MyGpuProfiler.IC_BeginBlock("MarkCascadesInStencil"); //RC.SetRS(MyRasterizerState.CullCW); MyRenderContext renderContext = MyRenderContext.Immediate; renderContext.DeviceContext.InputAssembler.PrimitiveTopology = PrimitiveTopology.TriangleList; renderContext.SetVB(0, m_cascadesBoundingsVertices.Buffer, m_cascadesBoundingsVertices.Stride); renderContext.SetIB(m_cubeIB.Buffer, m_cubeIB.Format); renderContext.SetIL(m_inputLayout); renderContext.DeviceContext.Rasterizer.SetViewport(0, 0, MyRender11.ViewportResolution.X, MyRender11.ViewportResolution.Y); renderContext.SetCB(MyCommon.FRAME_SLOT, MyCommon.FrameConstants); renderContext.BindDepthRT(MyGBuffer.Main.DepthStencil, DepthStencilAccess.DepthReadOnly, null); renderContext.SetVS(m_markVS); renderContext.SetPS(m_markPS); const int vertexCount = 8; Vector3D* frustumVerticesSS = stackalloc Vector3D[vertexCount]; frustumVerticesSS[0] = new Vector3D(-1, -1, 0); frustumVerticesSS[1] = new Vector3D(-1, 1, 0); frustumVerticesSS[2] = new Vector3D(1, 1, 0); frustumVerticesSS[3] = new Vector3D(1, -1, 0); frustumVerticesSS[4] = new Vector3D(-1, -1, 1); frustumVerticesSS[5] = new Vector3D(-1, 1, 1); frustumVerticesSS[6] = new Vector3D(1, 1, 1); frustumVerticesSS[7] = new Vector3D(1, -1, 1); Vector3D* lightVertices = stackalloc Vector3D[vertexCount]; Vector3* tmpFloatVertices = stackalloc Vector3[vertexCount]; var mapping = MyMapping.MapDiscard(m_cascadesBoundingsVertices.Buffer); for (int cascadeIndex = 0; cascadeIndex < MyRender11.Settings.ShadowCascadeCount; ++cascadeIndex) { var inverseViewProj = MatrixD.Invert(cascadeInfo[cascadeIndex].CurrentLocalToProjection); for (int arrayIndex = 0; arrayIndex < vertexCount; ++arrayIndex) { Vector3D.Transform(ref frustumVerticesSS[arrayIndex], ref inverseViewProj, out lightVertices[arrayIndex]); tmpFloatVertices[arrayIndex] = lightVertices[arrayIndex]; } for (int arrayIndex = 0; arrayIndex < vertexCount; ++arrayIndex ) mapping.WriteAndPosition(ref tmpFloatVertices[arrayIndex]); } mapping.Unmap(); for (int cascadeIndex = 0; cascadeIndex < MyRender11.Settings.ShadowCascadeCount; ++cascadeIndex) { renderContext.SetDS(MyDepthStencilState.MarkIfInsideCascade[cascadeIndex], 1 << cascadeIndex); // mark ith bit on depth near renderContext.DeviceContext.DrawIndexed(36, 0, 8 * cascadeIndex); } renderContext.BindDepthRT(null, DepthStencilAccess.DepthReadOnly, null); renderContext.SetDS(null); renderContext.SetRS(null); MyGpuProfiler.IC_EndBlock(); }
internal void GatherArray(RwTexId postprocessTarget, RwTexId cascadeArray, MyProjectionInfo[] cascadeInfo, ConstantsBufferId cascadeConstantBuffer) { if (!MyRenderProxy.Settings.EnableShadows || !MyRender11.DebugOverrides.Shadows) return; MarkCascadesInStencil(cascadeInfo); MyGpuProfiler.IC_BeginBlock("Cascades postprocess"); MyRenderContext renderContext = MyRenderContext.Immediate; DeviceContext deviceContext = renderContext.DeviceContext; MyShadowsQuality shadowsQuality = MyRender11.RenderSettings.ShadowQuality.GetShadowsQuality(); if (shadowsQuality == MyShadowsQuality.LOW) renderContext.SetCS(m_gatherCS_LD); else if (shadowsQuality == MyShadowsQuality.MEDIUM) renderContext.SetCS(m_gatherCS_MD); else if (shadowsQuality == MyShadowsQuality.HIGH) renderContext.SetCS(m_gatherCS_HD); ComputeShaderId.TmpUav[0] = postprocessTarget.Uav; deviceContext.ComputeShader.SetUnorderedAccessViews(0, ComputeShaderId.TmpUav, ComputeShaderId.TmpCount); deviceContext.ComputeShader.SetShaderResource(0, MyRender11.MultisamplingEnabled ? MyScreenDependants.m_resolvedDepth.m_SRV_depth : MyGBuffer.Main.DepthStencil.m_SRV_depth); deviceContext.ComputeShader.SetShaderResource(1, MyGBuffer.Main.DepthStencil.m_SRV_stencil); deviceContext.ComputeShader.SetSampler(MyCommon.SHADOW_SAMPLER_SLOT, SamplerStates.m_shadowmap); if (!MyStereoRender.Enable) deviceContext.ComputeShader.SetConstantBuffer(0, MyCommon.FrameConstants); else MyStereoRender.CSBindRawCB_FrameConstants(renderContext); deviceContext.ComputeShader.SetConstantBuffer(4, cascadeConstantBuffer); deviceContext.ComputeShader.SetShaderResource(MyCommon.CASCADES_SM_SLOT, cascadeArray.SRV); Vector2I threadGroups = GetThreadGroupCount(); deviceContext.Dispatch(threadGroups.X, threadGroups.Y, 1); ComputeShaderId.TmpUav[0] = null; renderContext.DeviceContext.ComputeShader.SetUnorderedAccessViews(0, ComputeShaderId.TmpUav, ComputeShaderId.TmpCount); deviceContext.ComputeShader.SetShaderResource(0, null); deviceContext.ComputeShader.SetShaderResource(1, null); if (shadowsQuality == MyShadowsQuality.HIGH && MyRender11.Settings.EnableShadowBlur) MyBlur.Run(postprocessTarget.Rtv, MyRender11.CascadesHelper.Rtv, MyRender11.CascadesHelper.SRV, postprocessTarget.SRV, depthDiscardThreshold: 0.2f); MyGpuProfiler.IC_EndBlock(); }