public override void Configure(CommandBuffer cmd, RenderTextureDescriptor cameraTextureDescriptor)
{
cmd.GetTemporaryRT(m_ScreenSpaceShadowmap.id, m_RenderTextureDescriptor, FilterMode.Bilinear);
RenderTargetIdentifier screenSpaceOcclusionTexture = m_ScreenSpaceShadowmap.Identifier();
ConfigureTarget(screenSpaceOcclusionTexture);
ConfigureClear(ClearFlag.All, Color.white);
}
public override void Configure(CommandBuffer cmd, RenderTextureDescriptor cameraTextureDescriptor)
{
cmd.GetTemporaryRT(m_ScreenSpaceShadowmap.id, m_RenderTextureDescriptor, FilterMode.Bilinear);
// Note: The source isn't actually 'used', but there's an engine peculiarity (bug) that
// doesn't like null sources when trying to determine a stereo-ized blit. So for proper
// stereo functionality, we use the screen-space shadow map as the source (until we have
// a better solution).
// An alternative would be DrawProcedural, but that would require further changes in the shader.
RenderTargetIdentifier screenSpaceOcclusionTexture = m_ScreenSpaceShadowmap.Identifier();
ConfigureTarget(screenSpaceOcclusionTexture);
ConfigureClear(ClearFlag.All, Color.white);
}
public override void Configure(CommandBuffer cmd, RenderTextureDescriptor cameraTextureDescriptor)
{
//cmd.GetTemporaryRT(depthAttachmentHandle.id, descriptor, FilterMode.Point);
depthAttachmentHandle.GetTemporary(cmd, descriptor, FilterMode.Point);
ConfigureTarget(depthAttachmentHandle.Identifier());
ConfigureClear(ClearFlag.Depth, Color.black);
}
public override void Setup(ScriptableRenderContext context, ref RenderingData renderingData)
{
Camera camera = renderingData.cameraData.camera;
RenderTextureDescriptor cameraTargetDescriptor = renderingData.cameraData.cameraTargetDescriptor;
bool mainLightShadows = m_MainLightShadowCasterPass.Setup(ref renderingData);
bool additionalLightShadows = m_AdditionalLightsShadowCasterPass.Setup(ref renderingData);
bool resolveShadowsInScreenSpace = mainLightShadows && renderingData.shadowData.requiresScreenSpaceShadowResolve;
// Depth prepass is generated in the following cases:
// - We resolve shadows in screen space
// - Scene view camera always requires a depth texture. We do a depth pre-pass to simplify it and it shouldn't matter much for editor.
// - If game or offscreen camera requires it we check if we can copy the depth from the rendering opaques pass and use that instead.
bool requiresDepthPrepass = renderingData.cameraData.isSceneViewCamera ||
(renderingData.cameraData.requiresDepthTexture && (!CanCopyDepth(ref renderingData.cameraData)));
requiresDepthPrepass |= resolveShadowsInScreenSpace;
bool createColorTexture = RequiresIntermediateColorTexture(ref renderingData, cameraTargetDescriptor) ||
rendererFeatures.Count != 0;
// If camera requires depth and there's no depth pre-pass we create a depth texture that can be read
// later by effect requiring it.
bool createDepthTexture = renderingData.cameraData.requiresDepthTexture && !requiresDepthPrepass;
bool postProcessEnabled = renderingData.cameraData.postProcessEnabled;
bool hasOpaquePostProcess = postProcessEnabled &&
renderingData.cameraData.postProcessLayer.HasOpaqueOnlyEffects(RenderingUtils.postProcessRenderContext);
m_ActiveCameraColorAttachment = (createColorTexture) ? m_CameraColorAttachment : RenderTargetHandle.CameraTarget;
m_ActiveCameraDepthAttachment = (createDepthTexture) ? m_CameraDepthAttachment : RenderTargetHandle.CameraTarget;
if (createColorTexture || createDepthTexture)
{
CreateCameraRenderTarget(context, ref renderingData.cameraData);
}
CreateFeedBackRenderTarget(context, ref renderingData.cameraData);
m_FeedBackPass.ConfigureTarget(m_FeedBackBufferAttachment);
ConfigureCameraTarget(m_ActiveCameraColorAttachment.Identifier(), m_ActiveCameraDepthAttachment.Identifier());
for (int i = 0; i < rendererFeatures.Count; ++i)
{
rendererFeatures[i].AddRenderPasses(this, ref renderingData);
}
int count = activeRenderPassQueue.Count;
for (int i = count - 1; i >= 0; i--)
{
if (activeRenderPassQueue[i] == null)
{
activeRenderPassQueue.RemoveAt(i);
}
}
bool hasAfterRendering = activeRenderPassQueue.Find(x => x.renderPassEvent == RenderPassEvent.AfterRendering) != null;
if (mainLightShadows)
{
EnqueuePass(m_MainLightShadowCasterPass);
}
if (additionalLightShadows)
{
EnqueuePass(m_AdditionalLightsShadowCasterPass);
}
if (requiresDepthPrepass)
{
m_DepthPrepass.Setup(cameraTargetDescriptor, m_DepthTexture);
EnqueuePass(m_DepthPrepass);
}
if (resolveShadowsInScreenSpace)
{
m_ScreenSpaceShadowResolvePass.Setup(cameraTargetDescriptor);
EnqueuePass(m_ScreenSpaceShadowResolvePass);
}
EnqueuePass(m_FeedBackPass);
EnqueuePass(m_RenderOpaqueForwardPass);
if (hasOpaquePostProcess)
{
m_OpaquePostProcessPass.Setup(cameraTargetDescriptor, m_ActiveCameraColorAttachment, m_ActiveCameraColorAttachment);
}
if (camera.clearFlags == CameraClearFlags.Skybox && RenderSettings.skybox != null)
{
EnqueuePass(m_DrawSkyboxPass);
}
// If a depth texture was created we necessarily need to copy it, otherwise we could have render it to a renderbuffer
if (createDepthTexture)
{
m_CopyDepthPass.Setup(m_ActiveCameraDepthAttachment, m_DepthTexture);
EnqueuePass(m_CopyDepthPass);
}
if (renderingData.cameraData.requiresOpaqueTexture)
{
m_CopyColorPass.Setup(m_ActiveCameraColorAttachment.Identifier(), m_OpaqueColor);
EnqueuePass(m_CopyColorPass);
}
EnqueuePass(m_RenderTransparentForwardPass);
bool afterRenderExists = renderingData.cameraData.captureActions != null ||
hasAfterRendering;
// if we have additional filters
// we need to stay in a RT
if (afterRenderExists)
{
// perform post with src / dest the same
if (postProcessEnabled)
{
m_PostProcessPass.Setup(cameraTargetDescriptor, m_ActiveCameraColorAttachment, m_ActiveCameraColorAttachment);
EnqueuePass(m_PostProcessPass);
}
//now blit into the final target
if (m_ActiveCameraColorAttachment != RenderTargetHandle.CameraTarget)
{
if (renderingData.cameraData.captureActions != null)
{
m_CapturePass.Setup(m_ActiveCameraColorAttachment);
EnqueuePass(m_CapturePass);
}
m_FinalBlitPass.Setup(cameraTargetDescriptor, m_ActiveCameraColorAttachment);
EnqueuePass(m_FinalBlitPass);
}
}
else
{
if (postProcessEnabled)
{
m_PostProcessPass.Setup(cameraTargetDescriptor, m_ActiveCameraColorAttachment, RenderTargetHandle.CameraTarget);
EnqueuePass(m_PostProcessPass);
}
else if (m_ActiveCameraColorAttachment != RenderTargetHandle.CameraTarget)
{
m_FinalBlitPass.Setup(cameraTargetDescriptor, m_ActiveCameraColorAttachment);
EnqueuePass(m_FinalBlitPass);
}
}
#if UNITY_EDITOR
if (renderingData.cameraData.isSceneViewCamera)
{
m_SceneViewDepthCopyPass.Setup(m_DepthTexture);
EnqueuePass(m_SceneViewDepthCopyPass);
}
#endif
}
public override void AddRenderPasses(ScriptableRenderer renderer, ref RenderingData renderingData)
{
var src = (settings.source == Source.Color) ? renderer.cameraColorTarget : m_SrcRenderTextureHandle.Identifier();
bloomPass.Setup(src, settings.dstTextureId);
SetupBloomProps();
renderer.EnqueuePass(bloomPass);
}
void SetupVxShadowReceiverConstants(CommandBuffer cmd, int kernel, ref ComputeShader computeShader, ref Camera camera, ref VisibleLight shadowLight)
{
var light = shadowLight.light;
var vxsm = light.GetComponent <DirectionalVxShadowMap>();
float screenSizeX = (float)camera.pixelWidth;
float screenSizeY = (float)camera.pixelHeight;
float invScreenSizeX = 1.0f / screenSizeX;
float invScreenSizeY = 1.0f / screenSizeY;
var gpuView = camera.worldToCameraMatrix;
var gpuProj = GL.GetGPUProjectionMatrix(camera.projectionMatrix, true);
var viewMatrix = gpuView;
var projMatrix = gpuProj;
var viewProjMatrix = projMatrix * viewMatrix;
var vxShadowMapsBuffer = VxShadowMapsManager.Instance.VxShadowMapsBuffer;
int beginOffset = (int)(vxsm.bitset & 0x3FFFFFFF);
int voxelZBias = 2;
float voxelUpBias = 1 * (dirVxShadowMap.VolumeScale / dirVxShadowMap.VoxelResolutionInt);
cmd.SetComputeVectorParam(computeShader, VxShadowMapConstantBuffer._ShadowData, new Vector4(light.shadowStrength, 0.0f, 0.0f, 0.0f));
cmd.SetComputeMatrixParam(computeShader, VxShadowMapConstantBuffer._InvViewProjMatrix, viewProjMatrix.inverse);
cmd.SetComputeVectorParam(computeShader, VxShadowMapConstantBuffer._ScreenSize, new Vector4(screenSizeX, screenSizeY, invScreenSizeX, invScreenSizeY));
cmd.SetComputeIntParam(computeShader, VxShadowMapConstantBuffer._BeginOffset, beginOffset);
cmd.SetComputeIntParam(computeShader, VxShadowMapConstantBuffer._VoxelZBias, voxelZBias);
cmd.SetComputeFloatParam(computeShader, VxShadowMapConstantBuffer._VoxelUpBias, voxelUpBias);
cmd.SetComputeBufferParam(computeShader, kernel, VxShadowMapConstantBuffer._VxShadowMapsBuffer, vxShadowMapsBuffer);
cmd.SetComputeTextureParam(computeShader, kernel, VxShadowMapConstantBuffer._ScreenSpaceShadowOutput, m_ScreenSpaceShadowmapTexture.Identifier());
}
/// <inheritdoc/>
public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData)
{
CommandBuffer cmd = CommandBufferPool.Get(m_ProfilerTag);
using (new ProfilingSample(cmd, m_ProfilerTag))
{
context.ExecuteCommandBuffer(cmd);
cmd.Clear();
SetRenderTarget(
cmd,
m_RenderTargetHandle.Identifier(),
RenderBufferLoadAction.Load,
RenderBufferStoreAction.Store,
ClearFlag.Depth,
Color.black,
TargetDimension);
// GetCameraDescriptor
Camera uiCamera = renderingData.uiCmaera;
Matrix4x4 projMatrix = uiCamera.projectionMatrix;
Matrix4x4 viewMatrix = uiCamera.worldToCameraMatrix;
//Matrix4x4 viewProjMatrix = projMatrix * viewMatrix;
//cmd.SetGlobalMatrix("UNITY_MATRIX_VP", viewProjMatrix);
cmd.SetProjectionMatrix(projMatrix);
cmd.SetViewMatrix(viewMatrix);
cmd.SetViewProjectionMatrices(viewMatrix, projMatrix);
cmd.SetViewport(uiCamera.pixelRect);
context.ExecuteCommandBuffer(cmd);
cmd.Clear();
LWRPAdditionalCameraData additionalCameraData = null;
//LightweightRenderPipeline.BeginCameraRenderingWrapper(context, uiCamera);
if (!uiCamera.TryGetCullingParameters(LightweightRenderPipeline.IsStereoEnabled(uiCamera), out var cullingParameters))
{
return;
}
if (uiCamera.cameraType == CameraType.Game || uiCamera.cameraType == CameraType.VR)
{
additionalCameraData = uiCamera.gameObject.GetComponent <LWRPAdditionalCameraData>();
}
LightweightRenderPipeline.InitializeCameraData(renderingData.pipelineAsset, uiCamera, additionalCameraData, out var uiCameraData);
LightweightRenderPipeline.SetupPerCameraShaderConstants(uiCameraData);
// Get Rendering data
var cullResults = context.Cull(ref cullingParameters);
LightweightRenderPipeline.InitializeRenderingData(renderingData.pipelineAsset, ref uiCameraData, ref cullResults, out var uiRenderingData);
//var drawOpaqueSettings = CreateDrawingSettings(m_ShaderTagIdList, ref uiRenderingData, SortingCriteria.CommonOpaque);
//context.DrawRenderers(uiRenderingData.cullResults, ref drawOpaqueSettings, ref m_FilteringSettings);
var drawTransparentSettings = CreateDrawingSettings(m_ShaderTagIdList, ref uiRenderingData, SortingCriteria.CommonTransparent);
context.DrawRenderers(uiRenderingData.cullResults, ref drawTransparentSettings, ref m_FilteringSettings);
// Render objects that did not match any shader pass with error shader
RenderingUtils.RenderObjectsWithError(context, ref uiRenderingData.cullResults, uiCamera, m_FilteringSettings, SortingCriteria.None);
}
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
}