private void ScreenQuadPass(StandardFrameData frameData, DepthStencilView depthStencilView, RenderTargetView renderTargetView)
{
GetContext.OutputMerger.SetRenderTargets(null, downSamplingTargetView);
SetDepthStencilState(DepthStencilStates.Greater);
SetBlendState(BlendStates.Opaque);
GetContext.Rasterizer.SetViewport(new Viewport(
0, 0,
RenderBackend.DisplayRef.Width / 4,
RenderBackend.DisplayRef.Height / 4,
0.0f, 1.0f
));
SetVertexShader("ScreenQuadVS");
//GetContext.VertexShader.SetConstantBuffer(0, null);
//GetContext.VertexShader.SetConstantBuffer(1, null);
GetContext.InputAssembler.InputLayout = QuadLayoyt;
//GetContext.InputAssembler.PrimitiveTopology = PrimitiveTopology.PointList;
SetPixelShader("DownSamplingPS");
GetContext.PixelShader.SetConstantBuffer(0, ScreenParameters);
ScreenParametersBuffer.CurrentFPS = (int)(1.0f / RenderBackend.EngineRef.Time.DeltaTime);
GetContext.UpdateSubresource(ref ScreenParametersBuffer, ScreenParameters);
GetContext.PixelShader.SetShaderResource(0, hdrSRV);
GetContext.PixelShader.SetShaderResource(1, null);
GetContext.PixelShader.SetShaderResource(2, null);
GetContext.PixelShader.SetSampler(0, RenderBackend.SharedRenderItems.GetSamplerState(SamplerType.BilinearClamp));
RenderBackend.DrawWrapper(4, 0);
GetContext.Rasterizer.SetViewport(new Viewport(
0, 0,
RenderBackend.DisplayRef.Width,
RenderBackend.DisplayRef.Height,
0.0f, 1.0f
));
GetContext.OutputMerger.SetRenderTargets(null, renderTargetView);
SetPixelShader("ScreenQuadPS");
GetContext.PixelShader.SetConstantBuffer(0, ScreenParameters);
ScreenParametersBuffer.CurrentFPS = (int)(1.0f / RenderBackend.EngineRef.Time.DeltaTime);
GetContext.UpdateSubresource(ref ScreenParametersBuffer, ScreenParameters);
GetContext.PixelShader.SetShaderResource(0, hdrSRV);
GetContext.PixelShader.SetShaderResource(1, velocitySRV);
GetContext.PixelShader.SetShaderResource(2, RenderBackend.DisplayRef.DepthStencilSRVRef);
GetContext.PixelShader.SetSampler(0, RenderBackend.SharedRenderItems.GetSamplerState(SamplerType.BilinearClamp));
RenderBackend.DrawWrapper(4, 0);
GetContext.PixelShader.SetConstantBuffer(0, PerObjConstantBuffer);
}
/// <summary>
/// Draw non-indexed, non-instanced primitives. Wrapper for collect drawcalls statistics.
/// </summary>
/// <param name="vertexCount"></param>
/// <param name="startVertexLocation"></param>
protected void DX_Draw(int vertexCount, int startVertexLocation)
{
RenderBackend.DrawWrapper(vertexCount, startVertexLocation);
}