static void ReadLightingBuffers(LightingBuffers buffers, RenderGraphBuilder builder)
{
// We only read those buffers because sssBuffer and diffuseLightingBuffer our just output of the lighting process, not inputs.
builder.ReadTexture(buffers.ambientOcclusionBuffer);
builder.ReadTexture(buffers.ssrLightingBuffer);
builder.ReadTexture(buffers.contactShadowsBuffer);
}
void PrepareVolumetricCloudsSkyLowPassData(RenderGraph renderGraph, RenderGraphBuilder builder, HDCamera hdCamera, int width, int height, Matrix4x4[] pixelCoordToViewDir, CubemapFace cubemapFace, VolumetricClouds settings, VolumetricCloudsSkyLowPassData data)
{
// Compute the cloud model data
CloudModelData cloudModelData = GetCloudModelData(settings);
// Fill the common data
FillVolumetricCloudsCommonData(false, settings, TVolumetricCloudsCameraType.Sky, in cloudModelData, ref data.commonData);
// We need to make sure that the allocated size of the history buffers and the dispatch size are perfectly equal.
// The ideal approach would be to have a function for that returns the converted size from a viewport and texture size.
// but for now we do it like this.
// Final resolution at which the effect should be exported
data.finalWidth = width;
data.finalHeight = height;
// Intermediate resolution at which the effect is accumulated
data.intermediateWidth = Mathf.RoundToInt(0.5f * width);
data.intermediateHeight = Mathf.RoundToInt(0.5f * height);
// Resolution at which the effect is traced
data.traceWidth = Mathf.RoundToInt(0.25f * width);
data.traceHeight = Mathf.RoundToInt(0.25f * height);
// Sky
data.cubemapFace = cubemapFace;
data.cloudCombinePass = m_CloudCombinePass;
// Kernels
data.renderKernel = m_CloudRenderKernel;
data.preUpscaleKernel = m_PreUpscaleCloudsSkyKernel;
data.finalUpscaleKernel = m_UpscaleAndCombineCloudsSkyKernel;
data.pixelCoordToViewDir = pixelCoordToViewDir;
// Update the constant buffer
VolumetricCloudsCameraData cameraData;
cameraData.cameraType = data.commonData.cameraType;
cameraData.traceWidth = data.traceWidth;
cameraData.traceHeight = data.traceHeight;
cameraData.intermediateWidth = data.intermediateWidth;
cameraData.intermediateHeight = data.intermediateHeight;
cameraData.finalWidth = data.finalWidth;
cameraData.finalHeight = data.finalHeight;
cameraData.viewCount = 1;
cameraData.enableExposureControl = data.commonData.enableExposureControl;
cameraData.lowResolution = true;
cameraData.enableIntegration = false;
UpdateShaderVariableslClouds(ref data.commonData.cloudsCB, hdCamera, settings, cameraData, cloudModelData, false);
int skyResolution = (int)m_Asset.currentPlatformRenderPipelineSettings.lightLoopSettings.skyReflectionSize;
data.intermediateLightingBuffer = builder.CreateTransientTexture(GetVolumetricCloudsIntermediateLightingBufferDesc());
data.intermediateDepthBuffer = builder.CreateTransientTexture(GetVolumetricCloudsIntermediateDepthBufferDesc());
data.output = builder.WriteTexture(renderGraph.CreateTexture(GetVolumetricCloudsIntermediateCubeTextureDesc()));
data.maxZMask = builder.ReadTexture(renderGraph.defaultResources.blackTextureXR);
data.ambientProbeBuffer = builder.ReadComputeBuffer(renderGraph.ImportComputeBuffer(m_CloudsProbeBuffer));
}
internal static ShadowResult ReadShadowResult(ShadowResult shadowResult, RenderGraphBuilder builder)
{
var result = new ShadowResult();
if (shadowResult.punctualShadowResult.IsValid())
{
result.punctualShadowResult = builder.ReadTexture(shadowResult.punctualShadowResult);
}
if (shadowResult.directionalShadowResult.IsValid())
{
result.directionalShadowResult = builder.ReadTexture(shadowResult.directionalShadowResult);
}
if (shadowResult.areaShadowResult.IsValid())
{
result.areaShadowResult = builder.ReadTexture(shadowResult.areaShadowResult);
}
return(result);
}
void PrepareVolumetricCloudsSkyHighPassData(RenderGraph renderGraph, RenderGraphBuilder builder, HDCamera hdCamera, int width, int height, Matrix4x4[] pixelCoordToViewDir, CubemapFace cubemapFace, VolumetricClouds settings, TextureHandle output, VolumetricCloudsSkyHighPassData data)
{
// Compute the cloud model data
CloudModelData cloudModelData = GetCloudModelData(settings);
// Fill the common data
FillVolumetricCloudsCommonData(false, settings, TVolumetricCloudsCameraType.Sky, in cloudModelData, ref data.commonData);
// If this is a baked reflection, we run everything at full res
data.finalWidth = width;
data.finalHeight = height;
// Sky
data.cubemapFace = cubemapFace;
data.cloudCombinePass = m_CloudCombinePass;
// Compute shader and kernels
data.renderKernel = m_CloudRenderKernel;
data.combineKernel = m_CombineCloudsSkyKernel;
data.pixelCoordToViewDir = pixelCoordToViewDir;
// Update the constant buffer
VolumetricCloudsCameraData cameraData;
cameraData.cameraType = data.commonData.cameraType;
cameraData.traceWidth = data.finalWidth;
cameraData.traceHeight = data.finalHeight;
cameraData.intermediateWidth = data.finalWidth;
cameraData.intermediateHeight = data.finalHeight;
cameraData.finalWidth = data.finalWidth;
cameraData.finalHeight = data.finalHeight;
cameraData.viewCount = 1;
cameraData.enableExposureControl = data.commonData.enableExposureControl;
cameraData.lowResolution = false;
cameraData.enableIntegration = false;
UpdateShaderVariableslClouds(ref data.commonData.cloudsCB, hdCamera, settings, cameraData, cloudModelData, false);
int skyResolution = (int)m_Asset.currentPlatformRenderPipelineSettings.lightLoopSettings.skyReflectionSize;
data.intermediateLightingBuffer0 = builder.CreateTransientTexture(GetVolumetricCloudsIntermediateLightingBufferDesc());
data.intermediateDepthBuffer = builder.CreateTransientTexture(GetVolumetricCloudsIntermediateDepthBufferDesc());
if (SystemInfo.graphicsDeviceType == GraphicsDeviceType.Metal)
{
data.intermediateLightingBuffer1 = builder.CreateTransientTexture(GetVolumetricCloudsIntermediateLightingBufferDesc());
data.output = builder.ReadWriteTexture(output);
}
else
{
data.output = builder.WriteTexture(output);
}
data.maxZMask = builder.ReadTexture(renderGraph.defaultResources.blackTextureXR);
data.ambientProbeBuffer = builder.ReadComputeBuffer(renderGraph.ImportComputeBuffer(m_CloudsProbeBuffer));
}
