コード例 #1
0
        public void DenoiseBufferNoHistory(CommandBuffer cmd, HDCamera hdCamera, RTHandle noisyBuffer, RTHandle outputBuffer, int kernelSize, bool singleChannel = true)
        {
            // Request the intermediate buffers that we need
            RTHandle intermediateBuffer          = m_RenderPipeline.GetRayTracingBuffer(InternalRayTracingBuffers.RGBA3);
            SimpleDenoiserParameters sdParams    = PrepareSimpleDenoiserParameters(hdCamera, singleChannel, kernelSize);
            SimpleDenoiserResources  sdResources = PrepareSimpleDenoiserResources(noisyBuffer, intermediateBuffer, outputBuffer);

            ExecuteSimpleDenoiser(cmd, sdParams, sdResources);
        }
コード例 #2
0
        SimpleDenoiserParameters PrepareSimpleDenoiserParameters(HDCamera hdCamera, bool singleChannel, int kernelSize)
        {
            SimpleDenoiserParameters sdParams = new SimpleDenoiserParameters();

            // Camera parameters
            sdParams.texWidth  = hdCamera.actualWidth;
            sdParams.texHeight = hdCamera.actualHeight;
            sdParams.viewCount = hdCamera.viewCount;

            // Evaluation parameters
            sdParams.kernelSize = kernelSize;

            // Kernels
            sdParams.bilateralHKernel = singleChannel ? m_BilateralFilterHSingleKernel : m_BilateralFilterHColorKernel;
            sdParams.bilateralVKernel = singleChannel ? m_BilateralFilterVSingleKernel : m_BilateralFilterVColorKernel;

            // Other parameters
            sdParams.simpleDenoiserCS = m_SimpleDenoiserCS;
            return(sdParams);
        }
コード例 #3
0
        static void ExecuteSimpleDenoiser(CommandBuffer cmd, SimpleDenoiserParameters sdParams, SimpleDenoiserResources sdResources)
        {
            // Evaluate the dispatch parameters
            int sdTileSize = 8;
            int numTilesX  = (sdParams.texWidth + (sdTileSize - 1)) / sdTileSize;
            int numTilesY  = (sdParams.texHeight + (sdTileSize - 1)) / sdTileSize;

            // Horizontal pass of the bilateral filter
            cmd.SetComputeIntParam(sdParams.simpleDenoiserCS, HDShaderIDs._DenoiserFilterRadius, sdParams.kernelSize);
            cmd.SetComputeTextureParam(sdParams.simpleDenoiserCS, sdParams.bilateralHKernel, HDShaderIDs._DenoiseInputTexture, sdResources.noisyBuffer);
            cmd.SetComputeTextureParam(sdParams.simpleDenoiserCS, sdParams.bilateralHKernel, HDShaderIDs._DepthTexture, sdResources.depthStencilBuffer);
            cmd.SetComputeTextureParam(sdParams.simpleDenoiserCS, sdParams.bilateralHKernel, HDShaderIDs._NormalBufferTexture, sdResources.normalBuffer);
            cmd.SetComputeTextureParam(sdParams.simpleDenoiserCS, sdParams.bilateralHKernel, HDShaderIDs._DenoiseOutputTextureRW, sdResources.intermediateBuffer);
            cmd.DispatchCompute(sdParams.simpleDenoiserCS, sdParams.bilateralHKernel, numTilesX, numTilesY, sdParams.viewCount);

            // Horizontal pass of the bilateral filter
            cmd.SetComputeIntParam(sdParams.simpleDenoiserCS, HDShaderIDs._DenoiserFilterRadius, sdParams.kernelSize);
            cmd.SetComputeTextureParam(sdParams.simpleDenoiserCS, sdParams.bilateralVKernel, HDShaderIDs._DenoiseInputTexture, sdResources.intermediateBuffer);
            cmd.SetComputeTextureParam(sdParams.simpleDenoiserCS, sdParams.bilateralVKernel, HDShaderIDs._DepthTexture, sdResources.depthStencilBuffer);
            cmd.SetComputeTextureParam(sdParams.simpleDenoiserCS, sdParams.bilateralVKernel, HDShaderIDs._NormalBufferTexture, sdResources.normalBuffer);
            cmd.SetComputeTextureParam(sdParams.simpleDenoiserCS, sdParams.bilateralVKernel, HDShaderIDs._DenoiseOutputTextureRW, sdResources.outputBuffer);
            cmd.DispatchCompute(sdParams.simpleDenoiserCS, sdParams.bilateralVKernel, numTilesX, numTilesY, sdParams.viewCount);
        }