public override void Build(RenderPipelineResources renderPipelineResources)
{
m_InitPreFGD = Utilities.CreateEngineMaterial("Hidden/HDRenderPipeline/PreIntegratedFGD");
// For DisneyDiffuse integration values goes from (0.5 to 1.53125). GGX need 0 to 1. Use float format.
m_PreIntegratedFGD = new RenderTexture(128, 128, 0, RenderTextureFormat.RGB111110Float, RenderTextureReadWrite.Linear);
m_PreIntegratedFGD.filterMode = FilterMode.Bilinear;
m_PreIntegratedFGD.wrapMode = TextureWrapMode.Clamp;
m_PreIntegratedFGD.hideFlags = HideFlags.DontSave;
m_PreIntegratedFGD.Create();
m_LtcData = new Texture2DArray(k_LtcLUTResolution, k_LtcLUTResolution, 3, TextureFormat.RGBAHalf, false /*mipmap*/, true /* linear */)
{
hideFlags = HideFlags.HideAndDontSave,
wrapMode = TextureWrapMode.Clamp,
filterMode = FilterMode.Bilinear
};
LoadLUT(m_LtcData, 0, TextureFormat.RGBAHalf, s_LtcGGXMatrixData);
LoadLUT(m_LtcData, 1, TextureFormat.RGBAHalf, s_LtcDisneyDiffuseMatrixData);
// TODO: switch to RGBA64 when it becomes available.
LoadLUT(m_LtcData, 2, TextureFormat.RGBAHalf, s_LtcGGXMagnitudeData, s_LtcGGXFresnelData, s_LtcDisneyDiffuseMagnitudeData);
m_LtcData.Apply();
m_isInit = false;
}
public void Init(RenderPipelineSettings settings, RenderPipelineResources resources, BlueNoise blueNoise, LightLoop lightloop, SharedRTManager sharedRTManager, DebugDisplaySettings currentDebugDisplaySettings)
{
// Keep track of the resources
m_Resources = resources;
// Keep track of the settings
m_Settings = settings;
// Keep track of the lightloop
m_LightLoop = lightloop;
// Keep track of the shared RT manager
m_SharedRTManager = sharedRTManager;
// Keep track of the blue noise manager
m_BlueNoise = blueNoise;
// Create the list of environments
m_Environments = new List <HDRaytracingEnvironment>();
// Grab all the ray-tracing graphs that have been created before (in case the order of initialization has not been respected, which happens when we open unity the first time)
HDRaytracingEnvironment[] environmentArray = Object.FindObjectsOfType <HDRaytracingEnvironment>();
for (int envIdx = 0; envIdx < environmentArray.Length; ++envIdx)
{
RegisterEnvironment(environmentArray[envIdx]);
}
// Init the ray count manager
m_RayCountManager.Init(resources, currentDebugDisplaySettings);
#if UNITY_EDITOR
// We need to invalidate the acceleration structures in case the hierarchy changed
EditorApplication.hierarchyChanged += OnHierarchyChanged;
#endif
}
public HDShadowManager(RenderPipelineResources renderPipelineResources, DepthBits directionalShadowDepthBits,
HDShadowInitParameters.HDShadowAtlasInitParams punctualLightAtlasInfo, HDShadowInitParameters.HDShadowAtlasInitParams areaLightAtlasInfo, int maxShadowRequests, Shader clearShader)
{
Material clearMaterial = CoreUtils.CreateEngineMaterial(clearShader);
// Prevent the list from resizing their internal container when we add shadow requests
m_ShadowDatas.Capacity = maxShadowRequests;
m_ShadowResolutionRequests.Capacity = maxShadowRequests;
m_ShadowRequests = new HDShadowRequest[maxShadowRequests];
// The cascade atlas will be allocated only if there is a directional light
m_Atlas = new HDShadowAtlas(renderPipelineResources, punctualLightAtlasInfo.shadowAtlasResolution, punctualLightAtlasInfo.shadowAtlasResolution, HDShaderIDs._ShadowAtlasSize, clearMaterial, false, depthBufferBits: punctualLightAtlasInfo.shadowAtlasDepthBits, name: "Shadow Map Atlas");
// Cascade atlas render texture will only be allocated if there is a shadow casting directional light
bool useMomentShadows = GetDirectionalShadowAlgorithm() == DirectionalShadowAlgorithm.IMS;
m_CascadeAtlas = new HDShadowAtlas(renderPipelineResources, 1, 1, HDShaderIDs._CascadeShadowAtlasSize, clearMaterial, useMomentShadows, depthBufferBits: directionalShadowDepthBits, name: "Cascade Shadow Map Atlas");
m_AreaLightShadowAtlas = new HDShadowAtlas(renderPipelineResources, areaLightAtlasInfo.shadowAtlasResolution, areaLightAtlasInfo.shadowAtlasResolution, HDShaderIDs._AreaShadowAtlasSize, clearMaterial, false, BlurredEVSM: true, depthBufferBits: areaLightAtlasInfo.shadowAtlasDepthBits, name: "Area Light Shadow Map Atlas");
#if USE_PACKED_SHADOWDATA
m_PackedShadowBuffer = new ComputeBuffer(maxShadowRequests + 1, System.Runtime.InteropServices.Marshal.SizeOf(typeof(PackedShadowData)));
m_packedShadowDataList = new List <PackedShadowData>(maxShadowRequests + 1);
#else
m_ShadowDataBuffer = new ComputeBuffer(maxShadowRequests, System.Runtime.InteropServices.Marshal.SizeOf(typeof(HDShadowData)));
m_DirectionalShadowDataBuffer = new ComputeBuffer(1, System.Runtime.InteropServices.Marshal.SizeOf(typeof(HDDirectionalShadowData)));
#endif
m_MaxShadowRequests = maxShadowRequests;
}
public void Init(HDRenderPipelineAsset asset, HDRaytracingManager raytracingManager, SharedRTManager sharedRTManager, LightLoop lightLoop, GBufferManager gbufferManager)
{
// Keep track of the pipeline asset
m_PipelineAsset = asset;
m_PipelineResources = asset.renderPipelineResources;
// keep track of the ray tracing manager
m_RaytracingManager = raytracingManager;
// Keep track of the shared rt manager
m_SharedRTManager = sharedRTManager;
// The lightloop that holds all the lights of the scene
m_LightLoop = lightLoop;
// GBuffer manager that holds all the data for shading the samples
m_GbufferManager = gbufferManager;
// Allocate the intermediate buffers
m_AnalyticProbBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R16G16_SFloat), enableRandomWrite: true, useDynamicScale: true, xrInstancing: true, useMipMap: false, name: "AnalyticProbBuffer");
m_DenoiseBuffer0 = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R16G16B16A16_SFloat), enableRandomWrite: true, useDynamicScale: true, xrInstancing: true, useMipMap: false, name: "DenoiseBuffer0");
m_DenoiseBuffer1 = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R16G16B16A16_SFloat), enableRandomWrite: true, useDynamicScale: true, xrInstancing: true, useMipMap: false, name: "DenoiseBuffer1");
m_RaytracingDirectionBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R16G16B16A16_SFloat), enableRandomWrite: true, useDynamicScale: true, xrInstancing: true, useMipMap: false, name: "RaytracingDirectionBuffer");
m_RaytracingDistanceBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R32_SFloat), enableRandomWrite: true, useDynamicScale: true, xrInstancing: true, useMipMap: false, name: "RaytracingDistanceBuffer");
// Allocate the final result texture
m_AreaShadowTextureArray = RTHandles.Alloc(Vector2.one, slices: 4, dimension: TextureDimension.Tex2DArray, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R16_SFloat), enableRandomWrite: true, useDynamicScale: true, xrInstancing: true, useMipMap: false, name: "AreaShadowArrayBuffer");
}
public void Init(RenderPipelineSettings settings, RenderPipelineResources resources, BlueNoise blueNoise, LightLoop lightloop, SharedRTManager sharedRTManager)
{
// Keep track of the resources
m_Resources = resources;
// Keep track of the settings
m_Settings = settings;
// Keep track of the lightloop
m_LightLoop = lightloop;
// Keep track of the shared RT manager
m_SharedRTManager = sharedRTManager;
// Keep track of the blue noise manager
m_BlueNoise = blueNoise;
// Create the list of environments
m_Environments = new List <HDRaytracingEnvironment>();
// Grab all the ray-tracing graphs that have been created before (in case the order of initialization has not been respected, which happens when we open unity the first time)
HDRaytracingEnvironment[] environmentArray = Object.FindObjectsOfType <HDRaytracingEnvironment>();
for (int envIdx = 0; envIdx < environmentArray.Length; ++envIdx)
{
RegisterEnvironment(environmentArray[envIdx]);
}
// keep track of all the graphs that are to be supported
m_Filters = new List <HDRayTracingFilter>();
// Create the sub-scenes structure
m_SubScenes = new Dictionary <int, HDRayTracingSubScene>();
// The list of masks that are currently requested
m_LayerMasks = new List <int>();
// Let's start by building the "default" sub-scene (used by the scene camera)
HDRayTracingSubScene defaultSubScene = new HDRayTracingSubScene();
defaultSubScene.mask = m_Settings.editorRaytracingFilterLayerMask.value;
defaultSubScene.persistent = true;
BuildSubSceneStructure(ref defaultSubScene);
m_SubScenes.Add(m_Settings.editorRaytracingFilterLayerMask.value, defaultSubScene);
m_LayerMasks.Add(m_Settings.editorRaytracingFilterLayerMask.value);
// Grab all the ray-tracing graphs that have been created before
HDRayTracingFilter[] filterArray = Object.FindObjectsOfType <HDRayTracingFilter>();
for (int filterIdx = 0; filterIdx < filterArray.Length; ++filterIdx)
{
RegisterFilter(filterArray[filterIdx]);
}
m_RayCountManager.Init(resources);
#if UNITY_EDITOR
// We need to invalidate the acceleration structures in case the hierarchy changed
EditorApplication.hierarchyChanged += OnHierarchyChanged;
#endif
}
public void Init(RenderPipelineResources renderPipelineResources)
{
m_Blit = CoreUtils.CreateEngineMaterial(renderPipelineResources.shaders.blitPS);
m_DrawRayCount = CoreUtils.CreateEngineMaterial(renderPipelineResources.shaders.debugViewRayCountPS);
m_RayCountCompute = renderPipelineResources.shaders.countTracedRays;
s_DebugFontTex = renderPipelineResources.textures.debugFontTex;
// UINT textures must use UINT32, since groupshared uint used to synchronize counts is allocated as a UINT32
m_RayCountTex = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R32G32B32A32_UInt, enableRandomWrite: true, useMipMap: false, name: "RayCountTex");
s_TotalRayCountBuffer = new ComputeBuffer(3, sizeof(uint));
}
public void Build(RenderPipelineResources renderPipelinesResources)
{
// Create unititialized. Lazy initialization is performed later.
m_iblFilterGgx = new IBLFilterGGX(renderPipelinesResources);
// TODO: We need to have an API to send our sky information to Enlighten. For now use a workaround through skybox/cubemap material...
m_StandardSkyboxMaterial = Utilities.CreateEngineMaterial(renderPipelinesResources.skyboxCubemap);
m_BlitCubemapMaterial = Utilities.CreateEngineMaterial(renderPipelinesResources.blitCubemap);
m_CurrentUpdateTime = 0.0f;
}
public AmbientOcclusionSystem(HDRenderPipelineAsset hdAsset)
{
m_Settings = hdAsset.currentPlatformRenderPipelineSettings;
m_Resources = hdAsset.renderPipelineResources;
#if ENABLE_RAYTRACING
m_RTResources = hdAsset.renderPipelineRayTracingResources;
#endif
if (!hdAsset.currentPlatformRenderPipelineSettings.supportSSAO)
{
return;
}
AllocRT(0.5f);
}
public void Initialize(RenderPipelineResources resources, HDRaytracingManager raytracingManager, SharedRTManager sharedRTManager, LightLoop lightLoop)
{
// Keep track of the external buffers
m_RenderPipelineResources = resources;
m_RaytracingManager = raytracingManager;
// Keep track of the lightloop
m_LightLoop = lightLoop;
// Keep track of the shader rt manager
m_SharedRTManager = sharedRTManager;
// Texture used to output debug information
m_DebugLightClusterTexture = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R16G16B16A16_SFloat, enableRandomWrite: true, useDynamicScale: true, useMipMap: false, name: "DebugLightClusterTexture");
}
public HDShadowAtlas(RenderPipelineResources renderPipelineResources, int width, int height, int atlasSizeShaderID, Material clearMaterial, bool supportMomentShadows, FilterMode filterMode = FilterMode.Bilinear, DepthBits depthBufferBits = DepthBits.Depth16, RenderTextureFormat format = RenderTextureFormat.Shadowmap, string name = "")
{
this.width = width;
this.height = height;
m_FilterMode = filterMode;
m_DepthBufferBits = depthBufferBits;
m_Format = format;
m_Name = name;
m_AtlasSizeShaderID = atlasSizeShaderID;
m_ClearMaterial = clearMaterial;
m_SupportMomentShadows = supportMomentShadows;
m_RenderPipelineResources = renderPipelineResources;
AllocateRenderTexture();
}
public HDShadowAtlas(RenderPipelineResources renderPipelineResources, int width, int height, int atlasShaderID, int atlasSizeShaderID, Material clearMaterial, BlurAlgorithm blurAlgorithm = BlurAlgorithm.None, FilterMode filterMode = FilterMode.Bilinear, DepthBits depthBufferBits = DepthBits.Depth16, RenderTextureFormat format = RenderTextureFormat.Shadowmap, string name = "", int momentAtlasShaderID = 0)
{
this.width = width;
this.height = height;
m_FilterMode = filterMode;
m_DepthBufferBits = depthBufferBits;
m_Format = format;
m_Name = name;
m_AtlasShaderID = atlasShaderID;
m_MomentAtlasShaderID = momentAtlasShaderID;
m_AtlasSizeShaderID = atlasSizeShaderID;
m_ClearMaterial = clearMaterial;
m_BlurAlgorithm = blurAlgorithm;
m_RenderPipelineResources = renderPipelineResources;
AllocateRenderTexture();
}
public void Init(HDRenderPipelineAsset asset, SkyManager skyManager, HDRaytracingManager raytracingManager, SharedRTManager sharedRTManager)
{
// Keep track of the pipeline asset
m_PipelineAsset = asset;
m_PipelineResources = asset.renderPipelineResources;
// Keep track of the sky manager
m_SkyManager = skyManager;
// keep track of the ray tracing manager
m_RaytracingManager = raytracingManager;
// Keep track of the shared rt manager
m_SharedRTManager = sharedRTManager;
m_IndirectDiffuseTexture = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R16G16B16A16_SFloat, enableRandomWrite: true, useDynamicScale: true, useMipMap: false, name: "IndirectDiffuseBuffer");
}
public void InitData(RenderPipelineResources renderPipelineResources)
{
m_DebugLightVolumeMaterial = CoreUtils.CreateEngineMaterial(renderPipelineResources.shaders.debugLightVolumePS);
m_DebugLightVolumeCompute = renderPipelineResources.shaders.debugLightVolumeCS;
m_DebugLightVolumeGradientKernel = m_DebugLightVolumeCompute.FindKernel("LightVolumeGradient");
m_DebugLightVolumeColorsKernel = m_DebugLightVolumeCompute.FindKernel("LightVolumeColors");
m_ColorGradientTexture = renderPipelineResources.textures.colorGradient;
m_Blit = CoreUtils.CreateEngineMaterial(renderPipelineResources.shaders.blitPS);
m_LightCountBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R32_SFloat, enableRandomWrite: false, useMipMap: false, xrInstancing: true, name: "LightVolumeCount");
m_ColorAccumulationBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R16G16B16A16_SFloat, enableRandomWrite: false, useMipMap: false, xrInstancing: true, name: "LightVolumeColorAccumulation");
m_DebugLightVolumesTexture = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R16G16B16A16_SFloat, enableRandomWrite: true, useMipMap: false, xrInstancing: true, name: "LightVolumeDebugLightVolumesTexture");
m_DepthBuffer = RTHandles.Alloc(Vector2.one, depthBufferBits: DepthBits.None, colorFormat: GraphicsFormat.R8_UNorm, filterMode: FilterMode.Point, xrInstancing: true, name: "LightVolumeDepth");
// Fill the render target array
m_RTIDs[0] = m_LightCountBuffer;
m_RTIDs[1] = m_ColorAccumulationBuffer;
}
public void Initialize(RenderPipelineResources resources, HDRaytracingManager raytracingManager, SharedRTManager sharedRTManager, LightLoop lightLoop)
{
// Keep track of the external buffers
m_RenderPipelineResources = resources;
m_RaytracingManager = raytracingManager;
// Keep track of the lightloop
m_LightLoop = lightLoop;
// Keep track of the shader rt manager
m_SharedRTManager = sharedRTManager;
// Texture used to output debug information
m_DebugLightClusterTexture = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R16G16B16A16_SFloat), enableRandomWrite: true, useDynamicScale: true, useMipMap: false, name: "DebugLightClusterTexture");
// Pre allocate the cluster with a dummy size
m_LightCluster = new ComputeBuffer(1, sizeof(uint));
}
public void Init(HDRenderPipelineAsset asset, SkyManager skyManager, HDRaytracingManager raytracingManager, SharedRTManager sharedRTManager, GBufferManager gbufferManager)
{
// Keep track of the pipeline asset
m_PipelineAsset = asset;
m_PipelineResources = asset.renderPipelineResources;
// Keep track of the sky manager
m_SkyManager = skyManager;
// keep track of the ray tracing manager
m_RaytracingManager = raytracingManager;
// Keep track of the shared rt manager
m_SharedRTManager = sharedRTManager;
m_GBufferManager = gbufferManager;
m_IndirectDiffuseTexture = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R16G16B16A16_SFloat), enableRandomWrite: true, xrInstancing: true, useDynamicScale: true, useMipMap: false, autoGenerateMips: false, name: "IndirectDiffuseBuffer");
m_DenoiseBuffer0 = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R16G16B16A16_SFloat), enableRandomWrite: true, xrInstancing: true, useDynamicScale: true, useMipMap: false, autoGenerateMips: false, name: "IndirectDiffuseDenoiseBuffer");
}
public void Init(RenderPipelineResources rpResources, HDRenderPipelineRayTracingResources rpRTResources, RenderPipelineSettings pipelineSettings, HDRaytracingManager raytracingManager, SharedRTManager sharedRTManager)
{
// Keep track of the pipeline asset
m_PipelineSettings = pipelineSettings;
m_PipelineResources = rpResources;
m_PipelineRayTracingResources = rpRTResources;
// keep track of the ray tracing manager
m_RaytracingManager = raytracingManager;
// Keep track of the shared rt manager
m_SharedRTManager = sharedRTManager;
// Intermediate buffer that holds the pre-denoised texture
m_IntermediateBuffer = RTHandles.Alloc(Vector2.one, TextureXR.slices, colorFormat: GraphicsFormat.R16G16B16A16_SFloat, dimension: TextureXR.dimension, enableRandomWrite: true, useDynamicScale: true, useMipMap: false, autoGenerateMips: false, name: "IntermediateAOBuffer");
// Buffer that holds the uncompressed normal buffer
m_ViewSpaceNormalBuffer = RTHandles.Alloc(Vector2.one, TextureXR.slices, colorFormat: GraphicsFormat.R16G16B16A16_SFloat, dimension: TextureXR.dimension, enableRandomWrite: true, useDynamicScale: true, useMipMap: false, autoGenerateMips: false, name: "ViewSpaceNormalBuffer");
}
public void Init(RenderPipelineResources renderPipelineResources, DebugDisplaySettings currentDebugDisplaySettings)
{
// Keep track of the external resources
m_DebugDisplaySettings = currentDebugDisplaySettings;
m_PipelineResources = renderPipelineResources;
m_RayCountTexture = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R32G32B32A32_UInt), enableRandomWrite: true, useMipMap: false, name: "RayCountTexture");
// We only require 3 buffers (this supports a maximal size of 8192x8192)
m_ReducedRayCountBuffer0 = new ComputeBuffer(4 * 256 * 256, sizeof(uint));
m_ReducedRayCountBuffer1 = new ComputeBuffer(4 * 32 * 32, sizeof(uint));
m_ReducedRayCountBuffer2 = new ComputeBuffer(4, sizeof(uint));
// Initialize the cpu ray count (Optional)
for (int i = 0; i < 4; ++i)
{
m_ReducedRayCountValues[i] = 0;
}
}
public void Initialize(RenderPipelineResources rpResources, HDRenderPipelineRayTracingResources rpRTResources, HDRaytracingManager raytracingManager, SharedRTManager sharedRTManager, HDRenderPipeline renderPipeline)
{
// Keep track of the external buffers
m_RenderPipelineResources = rpResources;
m_RenderPipelineRayTracingResources = rpRTResources;
m_RaytracingManager = raytracingManager;
// Keep track of the render pipeline
m_RenderPipeline = renderPipeline;
// Keep track of the shader rt manager
m_SharedRTManager = sharedRTManager;
// Texture used to output debug information
m_DebugLightClusterTexture = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R16G16B16A16_SFloat, enableRandomWrite: true, useDynamicScale: true, useMipMap: false, name: "DebugLightClusterTexture");
// Pre allocate the cluster with a dummy size
m_LightCluster = new ComputeBuffer(1, sizeof(uint));
}
public void Init(HDRenderPipelineAsset asset, SkyManager skyManager, HDRaytracingManager raytracingManager, SharedRTManager sharedRTManager, GBufferManager gbufferManager)
{
// Keep track of the pipeline asset
m_PipelineAsset = asset;
m_PipelineResources = asset.renderPipelineResources;
// Keep track of the sky manager
m_SkyManager = skyManager;
// keep track of the ray tracing manager
m_RaytracingManager = raytracingManager;
// Keep track of the shared rt manager
m_SharedRTManager = sharedRTManager;
m_GBufferManager = gbufferManager;
m_IndirectDiffuseTexture = RTHandles.Alloc(Vector2.one, TextureXR.slices, colorFormat: GraphicsFormat.R16G16B16A16_SFloat, dimension: TextureXR.dimension, enableRandomWrite: true, useDynamicScale: true, useMipMap: false, autoGenerateMips: false, name: "IndirectDiffuseBuffer");
m_DenoiseBuffer0 = RTHandles.Alloc(Vector2.one, TextureXR.slices, colorFormat: GraphicsFormat.R16G16B16A16_SFloat, dimension: TextureXR.dimension, enableRandomWrite: true, useDynamicScale: true, useMipMap: false, autoGenerateMips: false, name: "IndirectDiffuseDenoiseBuffer");
}
public void Init(RenderPipelineResources pipelineResources, RenderPipelineSettings pipelineSettings, HDRaytracingManager raytracingManager, SharedRTManager sharedRTManager)
{
// Keep track of the pipeline asset
m_PipelineSettings = pipelineSettings;
m_PipelineResources = pipelineResources;
// keep track of the ray tracing manager
m_RaytracingManager = raytracingManager;
// Keep track of the shared rt manager
m_SharedRTManager = sharedRTManager;
// Intermediate buffer that holds the pre-denoised texture
m_IntermediateBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R16G16B16A16_SFloat), enableRandomWrite: true, xrInstancing: true, useDynamicScale: true, useMipMap: false, autoGenerateMips: false, name: "IntermediateAOBuffer");
// Buffer that holds the average distance of the rays
m_HitDistanceBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R32_SFloat), enableRandomWrite: true, xrInstancing: true, useDynamicScale: true, useMipMap: false, autoGenerateMips: false, name: "HitDistanceBuffer");
// Buffer that holds the uncompressed normal buffer
m_ViewSpaceNormalBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R16G16B16A16_SFloat), enableRandomWrite: true, xrInstancing: true, useDynamicScale: true, useMipMap: false, autoGenerateMips: false, name: "ViewSpaceNormalBuffer");
}
public HDShadowManager(RenderPipelineResources renderPipelineResources, int width, int height, int maxShadowRequests, DepthBits atlasDepthBits, Shader clearShader)
{
Material clearMaterial = CoreUtils.CreateEngineMaterial(clearShader);
// Prevent the list from resizing their internal container when we add shadow requests
m_ShadowDatas.Capacity = maxShadowRequests;
m_ShadowResolutionRequests.Capacity = maxShadowRequests;
m_ShadowRequests = new HDShadowRequest[maxShadowRequests];
// The cascade atlas will be allocated only if there is a directional light
m_Atlas = new HDShadowAtlas(renderPipelineResources, width, height, HDShaderIDs._ShadowAtlasSize, clearMaterial, false, depthBufferBits: atlasDepthBits, name: "Shadow Map Atlas");
// Cascade atlas render texture will only be allocated if there is a shadow casting directional light
bool useMomentShadows = GetDirectionaShadowAlgorithm() == DirectionalShadowAlgorithm.IMS;
m_CascadeAtlas = new HDShadowAtlas(renderPipelineResources, 1, 1, HDShaderIDs._CascadeShadowAtlasSize, clearMaterial, useMomentShadows, depthBufferBits: atlasDepthBits, name: "Cascade Shadow Map Atlas");
m_ShadowDataBuffer = new ComputeBuffer(maxShadowRequests, System.Runtime.InteropServices.Marshal.SizeOf(typeof(HDShadowData)));
m_DirectionalShadowDataBuffer = new ComputeBuffer(1, System.Runtime.InteropServices.Marshal.SizeOf(typeof(HDDirectionalShadowData)));
m_MaxShadowRequests = maxShadowRequests;
}
public void Init(HDRenderPipelineAsset asset, SkyManager skyManager, HDRaytracingManager raytracingManager, SharedRTManager sharedRTManager, GBufferManager gbufferManager)
{
// Keep track of the pipeline asset
m_PipelineAsset = asset;
m_PipelineResources = asset.renderPipelineResources;
// Keep track of the sky manager
m_SkyManager = skyManager;
// keep track of the ray tracing manager
m_RaytracingManager = raytracingManager;
// Keep track of the shared rt manager
m_SharedRTManager = sharedRTManager;
m_GbufferManager = gbufferManager;
m_LightingTexture = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R16G16B16A16_SFloat), enableRandomWrite: true, xrInstancing: true, useDynamicScale: true, useMipMap: false, autoGenerateMips: false, name: "LightingBuffer");
m_HitPdfTexture = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R16G16B16A16_SFloat), enableRandomWrite: true, xrInstancing: true, useDynamicScale: true, useMipMap: false, autoGenerateMips: false, name: "HitPdfBuffer");
m_VarianceBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R8_UNorm), enableRandomWrite: true, xrInstancing: true, useDynamicScale: true, useMipMap: false, autoGenerateMips: false, name: "VarianceBuffer");
m_MinBoundBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.B10G11R11_UFloatPack32), enableRandomWrite: true, xrInstancing: true, useDynamicScale: true, useMipMap: false, autoGenerateMips: false, name: "MinBoundBuffer");
m_MaxBoundBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.B10G11R11_UFloatPack32), enableRandomWrite: true, xrInstancing: true, useDynamicScale: true, useMipMap: false, autoGenerateMips: false, name: "MaxBoundBuffer");
}
public void Init(HDRenderPipelineAsset asset, SkyManager skyManager, HDRaytracingManager raytracingManager, SharedRTManager sharedRTManager, GBufferManager gbufferManager)
{
// Keep track of the pipeline asset
m_PipelineAsset = asset;
m_PipelineResources = asset.renderPipelineResources;
// Keep track of the sky manager
m_SkyManager = skyManager;
// keep track of the ray tracing manager
m_RaytracingManager = raytracingManager;
// Keep track of the shared rt manager
m_SharedRTManager = sharedRTManager;
m_GbufferManager = gbufferManager;
m_LightingTexture = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R16G16B16A16_SFloat, enableRandomWrite: true, useDynamicScale: true, useMipMap: false, name: "LightingBuffer");
m_HitPdfTexture = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R16G16B16A16_SFloat, enableRandomWrite: true, useDynamicScale: true, useMipMap: false, name: "HitPdfBuffer");
m_VarianceBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R16_SFloat, enableRandomWrite: true, useDynamicScale: true, useMipMap: false, name: "VarianceBuffer");
m_MinBoundBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R16G16B16A16_SFloat, enableRandomWrite: true, useDynamicScale: true, useMipMap: false, name: "MinBoundBuffer");
m_MaxBoundBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R16G16B16A16_SFloat, enableRandomWrite: true, useDynamicScale: true, useMipMap: false, name: "MaxBoundBuffer");
}
public HDShadowManager(RenderPipelineResources renderPipelineResources, DepthBits directionalShadowDepthBits,
HDShadowInitParameters.HDShadowAtlasInitParams punctualLightAtlasInfo, HDShadowInitParameters.HDShadowAtlasInitParams areaLightAtlasInfo, int maxShadowRequests, Shader clearShader)
{
Material clearMaterial = CoreUtils.CreateEngineMaterial(clearShader);
// Prevent the list from resizing their internal container when we add shadow requests
m_ShadowDatas.Capacity = maxShadowRequests;
m_ShadowResolutionRequests.Capacity = maxShadowRequests;
m_ShadowRequests = new HDShadowRequest[maxShadowRequests];
// The cascade atlas will be allocated only if there is a directional light
m_Atlas = new HDShadowAtlas(renderPipelineResources, punctualLightAtlasInfo.shadowAtlasResolution, punctualLightAtlasInfo.shadowAtlasResolution, HDShaderIDs._ShadowmapAtlas, HDShaderIDs._ShadowAtlasSize, clearMaterial, depthBufferBits: punctualLightAtlasInfo.shadowAtlasDepthBits, name: "Shadow Map Atlas");
// Cascade atlas render texture will only be allocated if there is a shadow casting directional light
HDShadowAtlas.BlurAlgorithm cascadeBlur = GetDirectionalShadowAlgorithm() == DirectionalShadowAlgorithm.IMS ? HDShadowAtlas.BlurAlgorithm.IM : HDShadowAtlas.BlurAlgorithm.None;
m_CascadeAtlas = new HDShadowAtlas(renderPipelineResources, 1, 1, HDShaderIDs._ShadowmapCascadeAtlas, HDShaderIDs._CascadeShadowAtlasSize, clearMaterial, cascadeBlur, depthBufferBits: directionalShadowDepthBits, name: "Cascade Shadow Map Atlas");
m_AreaLightShadowAtlas = new HDShadowAtlas(renderPipelineResources, areaLightAtlasInfo.shadowAtlasResolution, areaLightAtlasInfo.shadowAtlasResolution, HDShaderIDs._AreaLightShadowmapAtlas, HDShaderIDs._AreaShadowAtlasSize, clearMaterial, HDShadowAtlas.BlurAlgorithm.EVSM, depthBufferBits: areaLightAtlasInfo.shadowAtlasDepthBits, name: "Area Light Shadow Map Atlas", momentAtlasShaderID: HDShaderIDs._AreaShadowmapMomentAtlas);
m_ShadowDataBuffer = new ComputeBuffer(maxShadowRequests, System.Runtime.InteropServices.Marshal.SizeOf(typeof(HDShadowData)));
m_DirectionalShadowDataBuffer = new ComputeBuffer(1, System.Runtime.InteropServices.Marshal.SizeOf(typeof(HDDirectionalShadowData)));
m_MaxShadowRequests = maxShadowRequests;
}
public void Init(HDRenderPipelineAsset asset, SkyManager skyManager, HDRaytracingManager raytracingManager, SharedRTManager sharedRTManager)
{
// Keep track of the pipeline asset
m_PipelineAsset = asset;
m_PipelineResources = asset.renderPipelineResources;
// Keep track of the sky manager
m_SkyManager = skyManager;
// keep track of the ray tracing manager
m_RaytracingManager = raytracingManager;
// Keep track of the shared rt manager
m_SharedRTManager = sharedRTManager;
m_RaytracingFlagTarget = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R8_SNorm, enableRandomWrite: true, useMipMap: false, name: "RaytracingFlagTexture");
m_RaytracingFlagStateBlock = new RenderStateBlock
{
depthState = new DepthState(false, CompareFunction.LessEqual),
mask = RenderStateMask.Depth
};
}
public void Init(HDRenderPipelineAsset asset, SkyManager skyManager, HDRaytracingManager raytracingManager, SharedRTManager sharedRTManager)
{
// Keep track of the pipeline asset
m_PipelineAsset = asset;
m_PipelineResources = asset.renderPipelineResources;
// Keep track of the sky manager
m_SkyManager = skyManager;
// keep track of the ray tracing manager
m_RaytracingManager = raytracingManager;
// Keep track of the shared rt manager
m_SharedRTManager = sharedRTManager;
m_RaytracingFlagTarget = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R8_SNorm), enableRandomWrite: true, useMipMap: false, name: "RaytracingFlagTexture");
m_DebugRaytracingTexture = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R16G16B16A16_SFloat), enableRandomWrite: true, useDynamicScale: true, useMipMap: false, name: "DebugRaytracingBuffer");
m_RaytracingFlagStateBlock = new RenderStateBlock
{
depthState = new DepthState(false, CompareFunction.LessEqual),
mask = RenderStateMask.Depth
};
}
public void Init(HDRenderPipelineAsset asset, HDRaytracingManager raytracingManager, SharedRTManager sharedRTManager, LightLoop lightLoop, GBufferManager gbufferManager)
{
// Keep track of the pipeline asset
m_PipelineAsset = asset;
m_PipelineResources = asset.renderPipelineResources;
// keep track of the ray tracing manager
m_RaytracingManager = raytracingManager;
// Keep track of the shared rt manager
m_SharedRTManager = sharedRTManager;
// The lightloop that holds all the lights of the scene
m_LightLoop = lightLoop;
// GBuffer manager that holds all the data for shading the samples
m_GbufferManager = gbufferManager;
// Allocate the intermediate buffers
m_SNBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R16G16B16A16_SFloat, enableRandomWrite: true, useDynamicScale: true, useMipMap: false, name: "SNBuffer");
m_UNBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R16G16B16A16_SFloat, enableRandomWrite: true, useDynamicScale: true, useMipMap: false, name: "UNBuffer");
m_UBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R16G16B16A16_SFloat, enableRandomWrite: true, useDynamicScale: true, useMipMap: false, name: "UBuffer");
m_AreaShadowTextureArray = RTHandles.Alloc(Vector2.one, slices: 4, dimension: TextureDimension.Tex2DArray, filterMode: FilterMode.Point, colorFormat: GraphicsFormat.R16_SFloat, enableRandomWrite: true, useDynamicScale: true, useMipMap: false, name: "AreaShadowArrayBuffer");
}
public IBLFilterGGX(RenderPipelineResources renderPipelineResources, MipGenerator mipGenerator)
{
m_RenderPipelineResources = renderPipelineResources;
m_MipGenerator = mipGenerator;
}
public void InitSharedBuffers(GBufferManager gbufferManager, RenderPipelineSettings settings, RenderPipelineResources resources)
{
// Set the flags
m_MSAASupported = settings.supportMSAA;
m_MSAASamples = m_MSAASupported ? settings.msaaSampleCount : MSAASamples.None;
m_MotionVectorsSupport = settings.supportMotionVectors;
m_ReuseGBufferMemory = settings.supportedLitShaderMode != RenderPipelineSettings.SupportedLitShaderMode.ForwardOnly;
// Create the depth/stencil buffer
m_CameraDepthStencilBuffer = RTHandles.Alloc(Vector2.one, depthBufferBits: DepthBits.Depth32, filterMode: FilterMode.Point, xrInstancing: true, useDynamicScale: true, name: "CameraDepthStencil");
// Create the mip chain buffer
m_CameraDepthBufferMipChainInfo = new HDUtils.PackedMipChainInfo();
m_CameraDepthBufferMipChainInfo.Allocate();
m_CameraDepthBufferMipChain = RTHandles.Alloc(ComputeDepthBufferMipChainSize, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R32_SFloat), filterMode: FilterMode.Point, enableRandomWrite: true, xrInstancing: true, useDynamicScale: true, name: "CameraDepthBufferMipChain");
if (settings.lowresTransparentSettings.enabled)
{
// Create the half res depth buffer used for low resolution transparency
m_CameraHalfResDepthBuffer = RTHandles.Alloc(Vector2.one * 0.5f, depthBufferBits: DepthBits.Depth32, filterMode: FilterMode.Point, xrInstancing: true, useDynamicScale: true, name: "LowResDepthBuffer");
}
// Technically we won't need this buffer in some cases, but nothing that we can determine at init time.
m_CameraStencilBufferCopy = RTHandles.Alloc(Vector2.one, depthBufferBits: DepthBits.None, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R8_UNorm), filterMode: FilterMode.Point, enableRandomWrite: true, xrInstancing: true, useDynamicScale: true, name: "CameraStencilCopy"); // DXGI_FORMAT_R8_UINT is not supported by Unity
if (m_MotionVectorsSupport)
{
m_MotionVectorsRT = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: Builtin.GetMotionVectorFormat(), xrInstancing: true, useDynamicScale: true, name: "MotionVectors");
if (m_MSAASupported)
{
m_MotionVectorsMSAART = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: Builtin.GetMotionVectorFormat(), enableMSAA: true, bindTextureMS: true, xrInstancing: true, useDynamicScale: true, name: "MotionVectorsMSAA");
}
}
// Allocate the additional textures only if MSAA is supported
if (m_MSAASupported)
{
// Let's create the MSAA textures
m_CameraDepthStencilMSAABuffer = RTHandles.Alloc(Vector2.one, depthBufferBits: DepthBits.Depth24, filterMode: FilterMode.Point, bindTextureMS: true, enableMSAA: true, xrInstancing: true, useDynamicScale: true, name: "CameraDepthStencilMSAA");
m_CameraDepthValuesBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R32G32B32A32_SFloat), xrInstancing: true, useDynamicScale: true, name: "DepthValuesBuffer");
m_DepthAsColorMSAART = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R32_SFloat), bindTextureMS: true, enableMSAA: true, xrInstancing: true, useDynamicScale: true, name: "DepthAsColorMSAA");
// We need to allocate this texture as long as msaa is supported because on both mode, one of the cameras can be forward only using the framesettings
m_NormalMSAART = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R8G8B8A8_UNorm), enableMSAA: true, bindTextureMS: true, xrInstancing: true, useDynamicScale: true, name: "NormalBufferMSAA");
// Create the required resolve materials
m_DepthResolveMaterial = CoreUtils.CreateEngineMaterial(resources.shaders.depthValuesPS);
m_ColorResolveMaterial = CoreUtils.CreateEngineMaterial(resources.shaders.colorResolvePS);
}
// If we are in the forward only mode
if (!m_ReuseGBufferMemory)
{
// In case of full forward we must allocate the render target for normal buffer (or reuse one already existing)
// TODO: Provide a way to reuse a render target
m_NormalRT = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: UnityEngine.Experimental.Rendering.HDPipeline.HDRenderPipeline.OverrideRTGraphicsFormat(GraphicsFormat.R8G8B8A8_UNorm), enableRandomWrite: true, xrInstancing: true, useDynamicScale: true, name: "NormalBuffer");
}
else
{
// When not forward only we should are using the normal buffer of the gbuffer
// In case of deferred, we must be in sync with NormalBuffer.hlsl and lit.hlsl files and setup the correct buffers
m_NormalRT = gbufferManager.GetNormalBuffer(0); // Normal + Roughness
}
}
public void InitSharedBuffers(GBufferManager gbufferManager, RenderPipelineSettings settings, RenderPipelineResources resources)
{
// Set the flags
m_MSAASupported = settings.supportMSAA;
m_MSAASamples = m_MSAASupported ? settings.msaaSampleCount : MSAASamples.None;
m_VelocitySupport = settings.supportMotionVectors;
m_ReuseGBufferMemory = settings.supportedLitShaderMode != RenderPipelineSettings.SupportedLitShaderMode.ForwardOnly;
// Create the depth/stencil buffer
m_CameraDepthStencilBuffer = RTHandles.Alloc(Vector2.one, depthBufferBits: DepthBits.Depth32, colorFormat: RenderTextureFormat.Depth, filterMode: FilterMode.Point, name: "CameraDepthStencil");
// Create the mip chain buffer
m_CameraDepthBufferMipChainInfo = new HDUtils.PackedMipChainInfo();
m_CameraDepthBufferMipChainInfo.Allocate();
m_CameraDepthBufferMipChain = RTHandles.Alloc(ComputeDepthBufferMipChainSize, colorFormat: RenderTextureFormat.RFloat, filterMode: FilterMode.Point, sRGB: false, enableRandomWrite: true, name: "CameraDepthBufferMipChain");
// Technically we won't need this buffer in some cases, but nothing that we can determine at init time.
m_CameraStencilBufferCopy = RTHandles.Alloc(Vector2.one, depthBufferBits: DepthBits.None, colorFormat: RenderTextureFormat.R8, sRGB: false, filterMode: FilterMode.Point, enableRandomWrite: true, name: "CameraStencilCopy"); // DXGI_FORMAT_R8_UINT is not supported by Unity
if (m_VelocitySupport)
{
m_VelocityRT = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: Builtin.GetVelocityBufferFormat(), sRGB: Builtin.GetVelocityBufferSRGBFlag(), name: "Velocity");
if (m_MSAASupported)
{
m_VelocityMSAART = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: Builtin.GetVelocityBufferFormat(), sRGB: Builtin.GetVelocityBufferSRGBFlag(), enableMSAA: true, bindTextureMS: true, name: "VelocityMSAA");
}
}
// Allocate the additional textures only if MSAA is supported
if (m_MSAASupported)
{
// Let's create the MSAA textures
m_CameraDepthStencilMSAABuffer = RTHandles.Alloc(Vector2.one, depthBufferBits: DepthBits.Depth24, colorFormat: RenderTextureFormat.Depth, filterMode: FilterMode.Point, bindTextureMS: true, enableMSAA: true, name: "CameraDepthStencilMSAA");
m_CameraDepthValuesBuffer = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: RenderTextureFormat.ARGBFloat, sRGB: false, name: "DepthValuesBuffer");
m_DepthAsColorMSAART = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: RenderTextureFormat.RFloat, sRGB: false, bindTextureMS: true, enableMSAA: true, name: "DepthAsColorMSAA");
// We need to allocate this texture as long as msaa is supported because on both mode, one of the cameras can be forward only using the framesettings
m_NormalMSAART = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: RenderTextureFormat.ARGB32, sRGB: false, enableMSAA: true, bindTextureMS: true, name: "NormalBufferMSAA");
// Create the required resolve materials
m_DepthResolveMaterial = CoreUtils.CreateEngineMaterial(resources.shaders.depthValuesPS);
m_ColorResolveMaterial = CoreUtils.CreateEngineMaterial(resources.shaders.colorResolvePS);
}
// If we are in the forward only mode
if (!m_ReuseGBufferMemory)
{
// In case of full forward we must allocate the render target for normal buffer (or reuse one already existing)
// TODO: Provide a way to reuse a render target
m_NormalRT = RTHandles.Alloc(Vector2.one, filterMode: FilterMode.Point, colorFormat: RenderTextureFormat.ARGB32, sRGB: false, enableRandomWrite: true, name: "NormalBuffer");
}
else
{
// When not forward only we should are using the normal buffer of the gbuffer
// In case of deferred, we must be in sync with NormalBuffer.hlsl and lit.hlsl files and setup the correct buffers
m_NormalRT = gbufferManager.GetNormalBuffer(0); // Normal + Roughness
}
}
