void ExecuteBuffer(ScriptableRenderContext context, Camera camera)
{
context.ExecuteCommandBuffer(buffer);
buffer.Clear();
}
void ExecuteBuffer()
{
context.ExecuteCommandBuffer(buffer);
buffer.Clear();
}
protected override void Render(ScriptableRenderContext context, Camera[] cameras)
{
BeginFrameRendering(context, cameras);
foreach (Camera camera in cameras)
{
BeginCameraRendering(context, camera);
//Culling
ScriptableCullingParameters cullingParams;
if (!camera.TryGetCullingParameters(out cullingParams))
{
continue;
}
CullingResults cull = context.Cull(ref cullingParams);
//Camera setup some builtin variables e.g. camera projection matrices etc
context.SetupCameraProperties(camera);
//Get the setting from camera component
bool drawSkyBox = camera.clearFlags == CameraClearFlags.Skybox? true : false;
bool clearDepth = camera.clearFlags == CameraClearFlags.Nothing? false : true;
bool clearColor = camera.clearFlags == CameraClearFlags.Color? true : false;
//Camera clear flag
CommandBuffer cmd = new CommandBuffer();
cmd.ClearRenderTarget(clearDepth, clearColor, camera.backgroundColor);
context.ExecuteCommandBuffer(cmd);
cmd.Release();
//Setup DrawSettings and FilterSettings
var sortingSettings = new SortingSettings(camera);
DrawingSettings drawSettings = new DrawingSettings(m_PassName, sortingSettings);
FilteringSettings filterSettings = new FilteringSettings(RenderQueueRange.all);
//Skybox
if (drawSkyBox)
{
context.DrawSkybox(camera);
}
//Opaque objects
if (m_PipelineAsset.drawOpaqueObjects) //Use the settings on the asset
{
sortingSettings.criteria = SortingCriteria.CommonOpaque;
drawSettings.sortingSettings = sortingSettings;
filterSettings.renderQueueRange = RenderQueueRange.opaque;
context.DrawRenderers(cull, ref drawSettings, ref filterSettings);
}
//Transparent objects
if (m_PipelineAsset.drawTransparentObjects) //Use the settings on the asset
{
sortingSettings.criteria = SortingCriteria.CommonTransparent;
drawSettings.sortingSettings = sortingSettings;
filterSettings.renderQueueRange = RenderQueueRange.transparent;
context.DrawRenderers(cull, ref drawSettings, ref filterSettings);
}
context.Submit();
EndCameraRendering(context, camera);
}
EndFrameRendering(context, cameras);
}
protected void RenderCamera(ScriptableRenderContext context, Camera camera)
{
m_CameraRender.Render(context, camera);
return;
BeginCameraRendering(context, camera);
if (camera.cameraType == CameraType.SceneView)
{
ScriptableRenderContext.EmitWorldGeometryForSceneView(camera);
}
//setup camera
//culling
ScriptableCullingParameters cullingParams;
camera.TryGetCullingParameters(out cullingParams);
//setup shadow
cullingParams.shadowDistance = Mathf.Min(m_PipelineConfig.ShadowSetting.maxDistance, camera.farClipPlane);
#if UNITY_EDITOR
if (camera.cameraType == CameraType.SceneView)
{
ScriptableRenderContext.EmitWorldGeometryForSceneView(camera);
}
#endif
CullingResults cullResult = context.Cull(ref cullingParams);
SetupRenderContext(ref context, ref cullResult, camera);
#if UNITY_EDITOR
RenderGizmo(context, camera, GizmoSubset.PreImageEffects);
#endif
RenderShadow(ref m_RenderContext);
context.SetupCameraProperties(camera);
cmd.Clear();
cmd.ClearRenderTarget(true, true, Color.clear);
context.ExecuteCommandBuffer(cmd);
context.Submit();
RenderObject(context, camera, ref cullResult);
//draw skybox
context.DrawSkybox(camera);
#if UNITY_EDITOR
RenderGizmo(context, camera, GizmoSubset.PostImageEffects);
#endif
Cleanup(ref m_RenderContext);
context.Submit();
EndCameraRendering(context, camera);
}
private void RenderCamera(ref ScriptableRenderContext context, Camera camera)
{
if (m_ShadowMap == null)
{
m_ShadowMap = new RenderTexture(1024, 1024, 24, RenderTextureFormat.Shadowmap);
m_ShadowMap.name = "Shadow Map";
m_ShadowMap.Create();
}
if (camera.TryGetCullingParameters(out ScriptableCullingParameters cullingParameters))
{
// Start camera render
RenderPipeline.BeginCameraRendering(context, camera);
cullingParameters.shadowDistance = 30;
// Perform culling operations
CullingResults cullingResults = context.Cull(ref cullingParameters);
// Shadow map rendering
Matrix4x4 worldToShadowMatrix = Matrix4x4.identity;
bool didRenderShadowMap = RenderShadowMaps(ref context, ref cullingResults, ref worldToShadowMatrix);
// Setup camera for rendering
context.SetupCameraProperties(camera);
// Clear camera
CommandBuffer cb_ClearCamera = new CommandBuffer();
cb_ClearCamera.name = "ClearCamera";
cb_ClearCamera.SetRenderTarget(camera.targetTexture);
cb_ClearCamera.ClearRenderTarget(true, true, camera.backgroundColor);
context.ExecuteCommandBuffer(cb_ClearCamera);
// Draw opaque objects
SortingSettings sortSettings = new SortingSettings(camera);
sortSettings.criteria = SortingCriteria.CommonOpaque;
FilteringSettings filterSettings = FilteringSettings.defaultValue;
filterSettings.renderQueueRange = RenderQueueRange.opaque;
if (didRenderShadowMap)
{
CommandBuffer cb = new CommandBuffer();
cb.name = "Set up shadow shader properties";
cb.SetGlobalTexture("_ShadowMapTexture", m_ShadowMap);
cb.SetGlobalMatrix("_WorldToShadowMatrix", worldToShadowMatrix);
cb.SetGlobalVector("_LightDirection", -cullingResults.visibleLights[0].light.transform.forward); // Direction towards the light
context.ExecuteCommandBuffer(cb);
}
DrawingSettings opaqueDrawSettings = new DrawingSettings(s_OpaquePassTag, sortSettings);
context.DrawRenderers(cullingResults, ref opaqueDrawSettings, ref filterSettings);
// Draw skybox
context.DrawSkybox(camera);
// Final submission
context.Submit();
// End camera render
RenderPipeline.EndCameraRendering(context, camera);
}
}
public static void Render(ScriptableRenderContext context, IEnumerable <Camera> cameras, SRP07CustomParameter SRP07CP)
{
string tx = "";
foreach (Camera camera in cameras)
{
ScriptableCullingParameters cullingParams;
// Stereo-aware culling parameters are configured to perform a single cull for both eyes
if (!CullResults.GetCullingParameters(camera, out cullingParams))
{
continue;
}
CullResults cull = new CullResults();
CullResults.Cull(ref cullingParams, context, ref cull);
// Setup camera for rendering (sets render target, view/projection matrices and other
// per-camera built-in shader variables).
context.SetupCameraProperties(camera);
// clear depth buffer
CommandBuffer cmd = new CommandBuffer();
cmd.ClearRenderTarget(true, !SRP07CP.DrawSkybox, SRP07CP.ClearColor);
context.ExecuteCommandBuffer(cmd);
cmd.Release();
// Setup global lighting shader variables
SetupLightShaderVariables(cull.visibleLights, context);
if (SRP07CP.DrawSkybox)
{
// Draw skybox
context.DrawSkybox(camera);
}
// Setup DrawSettings and FilterSettings
ShaderPassName passName = new ShaderPassName("BasicPass");
DrawRendererSettings drawSettings = new DrawRendererSettings(camera, passName);
FilterRenderersSettings filterSettings = new FilterRenderersSettings(true);
// ////////////////////////////////////////////////////////////
VisibleLight[] ls = cull.visibleLights.ToArray();
DrawShadowsSettings[] shadowsSettings = new DrawShadowsSettings[ls.Length];
for (int i = 0; i < shadowsSettings.Length; i++)
{
shadowsSettings[i] = new DrawShadowsSettings(cull, i);
}
/*
* if(camera == Camera.main) //Only generate result from main cam
* {
* tx += "DrawShadowsSettings" + "\n"+ "\n";
*
* for (int i=0; i<ls.Length; i++)
* {
* tx += "lightIndex = " + shadowsSettings[i].lightIndex + " (" + ls[i].light.name + ") " + "\n";
* tx += "splitData.cullingPlaneCount = " + shadowsSettings[i].splitData.cullingPlaneCount + "\n";
* tx += "splitData.cullingSphere = " + shadowsSettings[i].splitData.cullingSphere + "\n"+ "\n";
* }
*
* // Output to text
* if (textMesh != null)
* {
* textMesh.text = tx;
* Debug.Log("<color=#0F0>TextMesh is updated</color>");
* }
* else
* {
* tx = "<color=#F00>TextMesh is null</color> Please hit play if you hasn't";
* Debug.Log(tx);
* }
* }
*/
// ////////////////////////////////////////////////////////////
if (SRP07CP.DrawOpaque)
{
// Draw opaque objects using BasicPass shader pass
drawSettings.sorting.flags = SortFlags.CommonOpaque;
filterSettings.renderQueueRange = RenderQueueRange.opaque;
context.DrawRenderers(cull.visibleRenderers, ref drawSettings, filterSettings);
for (int i = 0; i < shadowsSettings.Length; i++)
{
//if(ls[i].light.shadows != LightShadows.None)
//context.DrawShadows(ref shadowsSettings[i]);
}
}
if (SRP07CP.DrawTransparent)
{
// Draw transparent objects using BasicPass shader pass
drawSettings.sorting.flags = SortFlags.CommonTransparent;
filterSettings.renderQueueRange = RenderQueueRange.transparent;
context.DrawRenderers(cull.visibleRenderers, ref drawSettings, filterSettings);
}
context.Submit();
}
}
/// <inheritdoc/>
public override void Execute(ScriptableRenderContext context, ref UnityEngine.Rendering.Universal.RenderingData renderingData)
{
CommandBuffer cmd = CommandBufferPool.Get("Light Shafts");
int divider = 4;
if (EnviroSkyMgr.instance.LightShaftsSettings.resolution == EnviroPostProcessing.SunShaftsResolution.Normal)
{
divider = 2;
}
else if (EnviroSkyMgr.instance.LightShaftsSettings.resolution == EnviroPostProcessing.SunShaftsResolution.High)
{
divider = 1;
}
Vector3 v = Vector3.one * 0.5f;
if (lightSource)
{
v = myCam.WorldToViewportPoint(lightSource.position);
}
else
{
v = new Vector3(0.5f, 0.5f, 0.0f);
}
int rtW = renderingData.cameraData.cameraTargetDescriptor.width / divider;
int rtH = renderingData.cameraData.cameraTargetDescriptor.height / divider;
RenderTextureDescriptor textureDescriptor = renderingData.cameraData.cameraTargetDescriptor;
textureDescriptor.width = rtW;
textureDescriptor.height = rtH;
textureDescriptor.depthBufferBits = 0;
textureDescriptor.colorFormat = RenderTextureFormat.Default;
if (lrDepthBuffer == null)
{
lrDepthBuffer = new RenderTexture(textureDescriptor);
}
if (lrColorB == null)
{
lrColorB = new RenderTexture(textureDescriptor);
}
// lrDepthBuffer = RenderTexture.GetTemporary(textureDescriptor);
cmd.SetGlobalVector("_BlurRadius4", new Vector4(1.0f, 1.0f, 0.0f, 0.0f) * EnviroSkyMgr.instance.LightShaftsSettings.blurRadius);
cmd.SetGlobalVector("_SunPosition", new Vector4(v.x, v.y, v.z, EnviroSkyMgr.instance.LightShaftsSettings.maxRadius));
cmd.SetGlobalVector("_SunThreshold", treshold);
if (blitMaterial == null)
{
blitMaterial = new Material(Shader.Find("Enviro/Effects/LightShafts"));
}
blitMaterial.SetVector("_BlurRadius4", new Vector4(1.0f, 1.0f, 0.0f, 0.0f) * EnviroSkyMgr.instance.LightShaftsSettings.blurRadius);
blitMaterial.SetVector("_SunPosition", new Vector4(v.x, v.y, v.z, EnviroSkyMgr.instance.LightShaftsSettings.maxRadius));
blitMaterial.SetVector("_SunThreshold", treshold);
RenderTextureDescriptor textureDescriptorSource = renderingData.cameraData.cameraTargetDescriptor;
textureDescriptorSource.graphicsFormat = Experimental.Rendering.GraphicsFormat.R32G32B32A32_SFloat;
textureDescriptorSource.depthBufferBits = 0;
RenderTexture sourceRT = RenderTexture.GetTemporary(textureDescriptorSource);
Blit(cmd, source, sourceRT);
Graphics.Blit(sourceRT, lrDepthBuffer, blitMaterial, 2);
//Blit(cmd, source, lrDepthBuffer, blitMaterial, 2);
if (clearMaterial == null)
{
clearMaterial = new Material(Shader.Find("Enviro/Effects/ClearLightShafts"));
}
// paint a small black small border to get rid of clamping problems
if (myCam.stereoActiveEye == Camera.MonoOrStereoscopicEye.Mono)
{
DrawBorder(lrDepthBuffer, clearMaterial);
}
// radial blur:
radialBlurIterations = Mathf.Clamp(radialBlurIterations, 1, 4);
float ofs = EnviroSkyMgr.instance.LightShaftsSettings.blurRadius * (1.0f / 768.0f);
cmd.SetGlobalVector("_BlurRadius4", new Vector4(ofs, ofs, 0.0f, 0.0f));
cmd.SetGlobalVector("_SunPosition", new Vector4(v.x, v.y, v.z, EnviroSkyMgr.instance.LightShaftsSettings.maxRadius));
blitMaterial.SetVector("_BlurRadius4", new Vector4(ofs, ofs, 0.0f, 0.0f));
blitMaterial.SetVector("_SunPosition", new Vector4(v.x, v.y, v.z, EnviroSkyMgr.instance.LightShaftsSettings.maxRadius));
for (int it2 = 0; it2 < radialBlurIterations; it2++)
{
Graphics.Blit(lrDepthBuffer, lrColorB, blitMaterial, 1);
//Blit(cmd, lrDepthBuffer, lrColorB, blitMaterial, 1);
// RenderTexture.ReleaseTemporary(lrDepthBuffer);
ofs = EnviroSkyMgr.instance.LightShaftsSettings.blurRadius * (((it2 * 2.0f + 1.0f) * 6.0f)) / 768.0f;
cmd.SetGlobalVector("_BlurRadius4", new Vector4(ofs, ofs, 0.0f, 0.0f));
blitMaterial.SetVector("_BlurRadius4", new Vector4(ofs, ofs, 0.0f, 0.0f));
//lrDepthBuffer = RenderTexture.GetTemporary(textureDescriptor);
Graphics.Blit(lrColorB, lrDepthBuffer, blitMaterial, 1);
//Blit(cmd, lrColorB, lrDepthBuffer, blitMaterial, 1);
//RenderTexture.ReleaseTemporary(lrColorB);
ofs = EnviroSkyMgr.instance.LightShaftsSettings.blurRadius * (((it2 * 2.0f + 2.0f) * 6.0f)) / 768.0f;
cmd.SetGlobalVector("_BlurRadius4", new Vector4(ofs, ofs, 0.0f, 0.0f));
blitMaterial.SetVector("_BlurRadius4", new Vector4(ofs, ofs, 0.0f, 0.0f));
}
// put together:
if (v.z >= 0.0f)
{
cmd.SetGlobalVector("_SunColor", new Vector4(clr.r, clr.g, clr.b, clr.a) * EnviroSkyMgr.instance.LightShaftsSettings.intensity);
}
else
{
cmd.SetGlobalVector("_SunColor", Vector4.zero); // no backprojection !
}
//FINAL
// blitMaterial.SetTexture("_ColorBuffer", lrDepthBuffer);
cmd.SetGlobalTexture("_ColorBuffer", lrDepthBuffer);
Blit(cmd, sourceRT, source, blitMaterial, (EnviroSkyMgr.instance.LightShaftsSettings.screenBlendMode == EnviroPostProcessing.ShaftsScreenBlendMode.Screen) ? 0 : 4);
// RenderTexture.ReleaseTemporary(lrDepthBuffer);
RenderTexture.ReleaseTemporary(sourceRT);
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
}
private void SetUpRealtimeLightingVariables(ScriptableRenderContext context, CullingResults cull)
{
for (var i = 0; i < lightCount; i++)
{
lightColor[i] = Vector4.zero;
lightData[i] = Vector4.zero;
lightSpotDir[i] = Vector4.zero;
if (i >= cull.visibleLights.Length)
{
continue;
}
VisibleLight light = cull.visibleLights[i];
if (light.lightType == LightType.Directional)
{
lightData[i] = light.localToWorldMatrix.MultiplyVector(Vector3.back);
lightColor[i] = light.finalColor;
lightColor[i].w = -1; //for identifying it is a directional light in shader
}
else if (light.lightType == LightType.Point)
{
lightData[i] = light.localToWorldMatrix.GetColumn(3);
lightData[i].w = light.range;
lightColor[i] = light.finalColor;
lightColor[i].w = -2; //for identifying it is a point light in shader
}
else if (light.lightType == LightType.Spot)
{
lightData[i] = light.localToWorldMatrix.GetColumn(3);
lightData[i].w = 1f / Mathf.Max(light.range * light.range, 0.00001f);
lightSpotDir[i] = light.localToWorldMatrix.GetColumn(2);
lightSpotDir[i].x = -lightSpotDir[i].x;
lightSpotDir[i].y = -lightSpotDir[i].y;
lightSpotDir[i].z = -lightSpotDir[i].z;
lightColor[i] = light.finalColor;
float outerRad = Mathf.Deg2Rad * 0.5f * light.spotAngle;
float outerCos = Mathf.Cos(outerRad);
float outerTan = Mathf.Tan(outerRad);
float innerCos = Mathf.Cos(Mathf.Atan(((46f / 64f) * outerTan)));
float angleRange = Mathf.Max(innerCos - outerCos, 0.001f);
//Spotlight attenuation
lightSpotDir[i].w = 1f / angleRange;
lightColor[i].w = -outerCos * lightSpotDir[i].w;
}
else
{
// If it's not a point / directional / spot light, we ignore the light.
continue;
}
}
CommandBuffer cmdLight = CommandBufferPool.Get("Set-up Light Buffer");
cmdLight.SetGlobalVectorArray(lightDataID, lightData);
cmdLight.SetGlobalVectorArray(lightColorID, lightColor);
cmdLight.SetGlobalVectorArray(lightSpotDirID, lightSpotDir);
context.ExecuteCommandBuffer(cmdLight);
CommandBufferPool.Release(cmdLight);
}
private void RenderDepthPeeling(ScriptableRenderContext context, ref MyRenderingData renderingData)
{
var camera = renderingData.camera;
FilteringSettings filteringSettings = new FilteringSettings(RenderQueueRange.transparent);
SortingSettings sortingSettings = new SortingSettings(camera);
sortingSettings.criteria = SortingCriteria.CommonTransparent;
DrawingSettings drawingSettings =
new DrawingSettings(new ShaderTagId("DepthPeelingFirstPass"), sortingSettings)
{
enableDynamicBatching = false,
perObjectData = PerObjectData.ReflectionProbes,
};
RenderStateBlock stateBlock = new RenderStateBlock(RenderStateMask.Nothing);
var cmd = CommandBufferPool.Get(k_profilerTag_depthPeeling);
using (new ProfilingScope(cmd, profilingSampler_depthPeeling))
{
context.ExecuteCommandBuffer(cmd);
cmd.Clear();
List <int> colorRTs = new List <int>(asset.depthPeelingPass);
List <int> depthRTs = new List <int>(asset.depthPeelingPass);
for (var i = 0; i < asset.depthPeelingPass; i++)
{
colorRTs.Add(Shader.PropertyToID($"_DepthPeelingColor{i}"));
depthRTs.Add(Shader.PropertyToID($"_DepthPeelingDepth{i}"));
cmd.GetTemporaryRT(colorRTs[i], camera.pixelWidth, camera.pixelHeight, 0);
cmd.GetTemporaryRT(depthRTs[i], camera.pixelWidth, camera.pixelHeight, 32, FilterMode.Point,
RenderTextureFormat.RFloat);
if (i == 0)
{
drawingSettings.SetShaderPassName(0, new ShaderTagId("DepthPeelingFirstPass"));
cmd.SetRenderTarget(new RenderTargetIdentifier[] { colorRTs[i], depthRTs[i] }, depthRTs[i]);
cmd.ClearRenderTarget(true, true, Color.black);
// cmd.Blit(renderingData.depthTarget, depthRTs[i], copyDepthMat, 0);
// cmd.SetRenderTarget(new RenderTargetIdentifier[] {colorRTs[i], depthRTs[i]}, depthRTs[i]);
context.ExecuteCommandBuffer(cmd);
cmd.Clear();
context.DrawRenderers(renderingData.cullResults, ref drawingSettings, ref filteringSettings,
ref stateBlock);
}
else
{
cmd.SetGlobalTexture("_MaxDepthTex", depthRTs[i - 1]);
drawingSettings.SetShaderPassName(0, new ShaderTagId("DepthPeelingPass"));
cmd.SetRenderTarget(new RenderTargetIdentifier[] { colorRTs[i], depthRTs[i] }, depthRTs[i]);
cmd.ClearRenderTarget(true, true, Color.black);
context.ExecuteCommandBuffer(cmd);
cmd.Clear();
context.DrawRenderers(renderingData.cullResults, ref drawingSettings, ref filteringSettings,
ref stateBlock);
}
}
cmd.SetRenderTarget(renderingData.colorTarget, renderingData.depthTarget);
for (var i = asset.depthPeelingPass - 1; i >= 0; i--)
{
cmd.SetGlobalTexture("_DepthTex", depthRTs[i]);
cmd.Blit(colorRTs[i], renderingData.colorTarget, transparentMat, i == 0 ? 5 : 4);
cmd.ReleaseTemporaryRT(colorRTs[i]);
cmd.ReleaseTemporaryRT(depthRTs[i]);
}
cmd.SetRenderTarget(renderingData.colorTarget, renderingData.depthTarget);
}
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
}
void RenderCascadedShadows(ScriptableRenderContext context)
{
float tileSize = shadowMapSize / 2;
cascadedShadowMap = SetShadowRenderTarget();
shadowBuffer.BeginSample("Render Shadows");
//shadowBuffer.SetGlobalVector(
// globalShadowDataId, new Vector4(0f, shadowDistance * shadowDistance)
//);
context.ExecuteCommandBuffer(shadowBuffer);
shadowBuffer.Clear();
Light shadowLight = cull.visibleLights[0].light;
shadowBuffer.SetGlobalFloat(
shadowBiasId, shadowLight.shadowBias
);
var shadowSettings = new DrawShadowsSettings(cull, 0);
var tileMatrix = Matrix4x4.identity;
tileMatrix.m00 = tileMatrix.m11 = 0.5f;
for (int i = 0; i < shadowCascades; i++)
{
Matrix4x4 viewMatrix, projectionMatrix;
ShadowSplitData splitData;
cull.ComputeDirectionalShadowMatricesAndCullingPrimitives(
0, i, shadowCascades, shadowCascadeSplit, (int)tileSize,
shadowLight.shadowNearPlane,
out viewMatrix, out projectionMatrix, out splitData
);
Vector2 tileOffset = ConfigureShadowTile(i, 2, tileSize);
shadowBuffer.SetViewProjectionMatrices(viewMatrix, projectionMatrix);
context.ExecuteCommandBuffer(shadowBuffer);
shadowBuffer.Clear();
cascadeCullingSpheres[i] = shadowSettings.splitData.cullingSphere = splitData.cullingSphere;
cascadeCullingSpheres[i].w *= splitData.cullingSphere.w;
context.DrawShadows(ref shadowSettings);
CalculateWorldToShadowMatrix(
ref viewMatrix, ref projectionMatrix,
out worldToShadowCascadeMatrices[i]
);
tileMatrix.m03 = tileOffset.x * 0.5f;
tileMatrix.m13 = tileOffset.y * 0.5f;
worldToShadowCascadeMatrices[i] =
tileMatrix * worldToShadowCascadeMatrices[i];
}
shadowBuffer.DisableScissorRect();
shadowBuffer.SetGlobalTexture(cascadedShadowMapId, cascadedShadowMap);
shadowBuffer.SetGlobalVectorArray(
cascadeCullingSpheresId, cascadeCullingSpheres
);
shadowBuffer.SetGlobalMatrixArray(
worldToShadowCascadeMatricesId, worldToShadowCascadeMatrices
);
float invShadowMapSize = 1f / shadowMapSize;
shadowBuffer.SetGlobalVector(
cascadedShadowMapSizeId, new Vector4(
invShadowMapSize, invShadowMapSize, shadowMapSize, shadowMapSize
)
);
shadowBuffer.SetGlobalFloat(
cascadedShadoStrengthId, shadowLight.shadowStrength
);
bool hard = shadowLight.shadows == LightShadows.Hard;
CoreUtils.SetKeyword(shadowBuffer, cascadedShadowsHardKeyword, hard);
CoreUtils.SetKeyword(shadowBuffer, cascadedShadowsSoftKeyword, !hard);
//CoreUtils.SetKeyword(shadowBuffer, clippingKeyword, true);
shadowBuffer.EndSample("Render Shadows");
context.ExecuteCommandBuffer(shadowBuffer);
shadowBuffer.Clear();
}
void Render(ScriptableRenderContext context, Camera camera)
{
ScriptableCullingParameters cullingParameters;
if (!CullResults.GetCullingParameters(camera, out cullingParameters))
{
return;
}
cullingParameters.shadowDistance =
Mathf.Min(shadowDistance, camera.farClipPlane);
#if UNITY_EDITOR
//ScriptableRenderContext.EmitWorldGeometryForSceneView(camera);
if (camera.cameraType == CameraType.SceneView)
{
ScriptableRenderContext.EmitWorldGeometryForSceneView(camera);
}
#endif
CullResults.Cull(ref cullingParameters, context, ref cull);
if (cull.visibleLights.Count > 0)
{
ConfigureLights();
if (mainLightExists)
{
RenderCascadedShadows(context);
}
else
{
cameraBuffer.DisableShaderKeyword(cascadedShadowsHardKeyword);
cameraBuffer.DisableShaderKeyword(cascadedShadowsSoftKeyword);
}
if (shadowTileCount > 0)
{
RenderShadows(context);
}
else
{
cameraBuffer.DisableShaderKeyword(shadowsHardKeyword);
cameraBuffer.DisableShaderKeyword(shadowsSoftKeyword);
//cameraBuffer.DisableShaderKeyword(clippingKeyword);
}
}
else
{
cameraBuffer.SetGlobalVector(lightIndicesOffsetAndCountID, Vector4.zero);
cameraBuffer.DisableShaderKeyword(cascadedShadowsHardKeyword);
cameraBuffer.DisableShaderKeyword(cascadedShadowsSoftKeyword);
cameraBuffer.DisableShaderKeyword(shadowsHardKeyword);
cameraBuffer.DisableShaderKeyword(shadowsSoftKeyword);
//cameraBuffer.DisableShaderKeyword(clippingKeyword);
}
context.SetupCameraProperties(camera);
var myPipelineCamera = camera.GetComponent <MyPipelineCamera>();
MyPostProcessingStack activeStack = myPipelineCamera ?
myPipelineCamera.PostProcessingStack : defaultStack;
bool scaledRendering =
(renderScale <1f || renderScale> 1f) && camera.cameraType == CameraType.Game;
int renderWidth = camera.pixelWidth;
int renderHeight = camera.pixelHeight;
if (scaledRendering)
{
renderWidth = (int)(renderWidth * renderScale);
renderHeight = (int)(renderHeight * renderScale);
}
int renderSamples = camera.allowMSAA ? msaaSamples : 1;
bool renderToTexture = scaledRendering || renderSamples > 1 || activeStack;
bool needsDepth = activeStack && activeStack.NeedsDepth;
bool needsDirectDepth = needsDepth && renderSamples == 1;
bool needsDepthOnlyPass = needsDepth && renderSamples > 1;
RenderTextureFormat format = allowHDR && camera.allowHDR ?
RenderTextureFormat.DefaultHDR : RenderTextureFormat.Default;
if (renderToTexture)
{
cameraBuffer.GetTemporaryRT(
cameraColorTextureId, renderWidth, renderHeight,
needsDirectDepth ? 0 : 24,
FilterMode.Bilinear, format,
RenderTextureReadWrite.Default, renderSamples
);
if (needsDepth)
{
cameraBuffer.GetTemporaryRT(
cameraDepthTextureId, renderWidth, renderHeight, 24,
FilterMode.Point, RenderTextureFormat.Depth,
RenderTextureReadWrite.Linear, 1
);
}
if (needsDirectDepth)
{
cameraBuffer.SetRenderTarget(
cameraColorTextureId,
RenderBufferLoadAction.DontCare, RenderBufferStoreAction.Store,
cameraDepthTextureId,
RenderBufferLoadAction.DontCare, RenderBufferStoreAction.Store
);
}
else
{
cameraBuffer.SetRenderTarget(
cameraColorTextureId,
RenderBufferLoadAction.DontCare, RenderBufferStoreAction.Store
);
}
}
CameraClearFlags clearFlags = camera.clearFlags;
cameraBuffer.ClearRenderTarget(
(clearFlags & CameraClearFlags.Depth) != 0,
(clearFlags & CameraClearFlags.Color) != 0,
camera.backgroundColor
);
cameraBuffer.SetGlobalVectorArray(
visibleLightColorsId, visibleLightColors
);
cameraBuffer.SetGlobalVectorArray(
visibleLightDirectionsOrPositionsId, visibleLightDirectionsOrPositions
);
cameraBuffer.SetGlobalVectorArray(
visibleLightAttenuationsId, visibleLightAttenuations
);
cameraBuffer.SetGlobalVectorArray(
visibleLightSpotDirectionsId, visibleLightSpotDirections
);
cameraBuffer.SetGlobalVectorArray(
visibleLightOcclusionMasksId, visibleLightOcclusionMasks
);
globalShadowData.z =
1f - cullingParameters.shadowDistance * globalShadowData.y;
cameraBuffer.SetGlobalVector(globalShadowDataId, globalShadowData);
context.ExecuteCommandBuffer(cameraBuffer);
cameraBuffer.Clear();
var drawSettings = new DrawRendererSettings(camera, new ShaderPassName("SRPDefaultUnlit"))
{
flags = drawFlags //,
//rendererConfiguration = RendererConfiguration.PerObjectLightIndices8
};
if (cull.visibleLights.Count > 0)
{
drawSettings.rendererConfiguration =
RendererConfiguration.PerObjectLightIndices8;
}
drawSettings.rendererConfiguration |=
RendererConfiguration.PerObjectReflectionProbes |
RendererConfiguration.PerObjectLightmaps |
RendererConfiguration.PerObjectLightProbe |
RendererConfiguration.PerObjectLightProbeProxyVolume |
RendererConfiguration.PerObjectShadowMask |
RendererConfiguration.PerObjectOcclusionProbe |
RendererConfiguration.PerObjectOcclusionProbeProxyVolume;
drawSettings.sorting.flags = SortFlags.CommonOpaque;
var filterSettings = new FilterRenderersSettings(true)
{
renderQueueRange = RenderQueueRange.opaque
};
context.DrawRenderers(
cull.visibleRenderers, ref drawSettings, filterSettings
);
context.DrawSkybox(camera);
if (activeStack)
{
if (needsDepthOnlyPass)
{
var depthOnlyDrawSettings = new DrawRendererSettings(
camera, new ShaderPassName("DepthOnly")
)
{
flags = drawFlags
};
depthOnlyDrawSettings.sorting.flags = SortFlags.CommonOpaque;
cameraBuffer.SetRenderTarget(
cameraDepthTextureId,
RenderBufferLoadAction.DontCare, RenderBufferStoreAction.Store
);
cameraBuffer.ClearRenderTarget(true, false, Color.clear);
context.ExecuteCommandBuffer(cameraBuffer);
cameraBuffer.Clear();
context.DrawRenderers(
cull.visibleRenderers, ref depthOnlyDrawSettings, filterSettings
);
}
activeStack.RenderAfterOpaque(
postProcessingBuffer, cameraColorTextureId, cameraDepthTextureId,
renderWidth, renderHeight, renderSamples, format
);
context.ExecuteCommandBuffer(postProcessingBuffer);
postProcessingBuffer.Clear();
//cameraBuffer.SetRenderTarget(
// cameraColorTextureId,
// RenderBufferLoadAction.Load, RenderBufferStoreAction.Store,
// cameraDepthTextureId,
// RenderBufferLoadAction.Load, RenderBufferStoreAction.Store
//);
if (needsDirectDepth)
{
cameraBuffer.SetRenderTarget(
cameraColorTextureId,
RenderBufferLoadAction.Load, RenderBufferStoreAction.Store,
cameraDepthTextureId,
RenderBufferLoadAction.Load, RenderBufferStoreAction.Store
);
}
else
{
cameraBuffer.SetRenderTarget(
cameraColorTextureId,
RenderBufferLoadAction.Load, RenderBufferStoreAction.Store
);
}
context.ExecuteCommandBuffer(cameraBuffer);
cameraBuffer.Clear();
}
drawSettings.sorting.flags = SortFlags.CommonTransparent;
filterSettings.renderQueueRange = RenderQueueRange.transparent;
context.DrawRenderers(
cull.visibleRenderers, ref drawSettings, filterSettings
);
DrawDefaultPipeline(context, camera);
if (renderToTexture)
{
if (activeStack)
{
activeStack.RenderAfterTransparent(
postProcessingBuffer, cameraColorTextureId,
cameraDepthTextureId, renderWidth, renderHeight,
renderSamples, format
);
context.ExecuteCommandBuffer(postProcessingBuffer);
postProcessingBuffer.Clear();
}
else
{
cameraBuffer.Blit(
cameraColorTextureId, BuiltinRenderTextureType.CameraTarget
);
}
cameraBuffer.ReleaseTemporaryRT(cameraColorTextureId);
if (needsDepth)
{
cameraBuffer.ReleaseTemporaryRT(cameraDepthTextureId);
}
}
//cameraBuffer.EndSample("Render Camera33");
//CoreUtils.SetKeyword(cameraBuffer, clippingKeyword, true);
context.ExecuteCommandBuffer(cameraBuffer);
cameraBuffer.Clear();
context.Submit();
if (shadowMap)
{
RenderTexture.ReleaseTemporary(shadowMap);
shadowMap = null;
}
if (cascadedShadowMap)
{
RenderTexture.ReleaseTemporary(cascadedShadowMap);
cascadedShadowMap = null;
}
}
void RenderShadows(ScriptableRenderContext context)
{
int split;
if (shadowTileCount <= 1)
{
split = 1;
}
else if (shadowTileCount <= 4)
{
split = 2;
}
else if (shadowTileCount <= 9)
{
split = 3;
}
else
{
split = 4;
}
float tileSize = shadowMapSize / split;
float tileScale = 1f / split;
globalShadowData.x = tileScale;
//Rect tileViewport = new Rect(0f, 0f, tileSize, tileSize);
//shadowMap = RenderTexture.GetTemporary(
// shadowMapSize, shadowMapSize, 16, RenderTextureFormat.Shadowmap
//);
//shadowMap.filterMode = FilterMode.Bilinear;
//shadowMap.wrapMode = TextureWrapMode.Clamp;
//CoreUtils.SetRenderTarget(shadowBuffer, shadowMap, RenderBufferLoadAction.DontCare, RenderBufferStoreAction.Store, ClearFlag.Depth);
shadowMap = SetShadowRenderTarget();
shadowBuffer.BeginSample("Render Shadows");
//shadowBuffer.SetGlobalVector(
// globalShadowDataId, new Vector4(tileScale, shadowDistance * shadowDistance)
//);
context.ExecuteCommandBuffer(shadowBuffer);
shadowBuffer.Clear();
int tileIndex = 0;
bool hardShadows = false;
bool softShadows = false;
for (int i = mainLightExists ? 1 : 0; i < cull.visibleLights.Count; i++)
{
if (i == maxVisibleLights)
{
break;
}
if (shadowData[i].x <= 0f)
{
continue;
}
Matrix4x4 viewMatrix, projectionMatrix;
ShadowSplitData splitData;
//计算出世界坐标系到视图坐标系转换矩阵和投影矩阵
//if (!cull.ComputeSpotShadowMatricesAndCullingPrimitives(
// i, out viewMatrix, out projectionMatrix, out splitData
//))
//{
// shadowData[i].x = 0f;
// continue;
//}
bool validShadows;
if (shadowData[i].z > 0f)
{
validShadows =
cull.ComputeDirectionalShadowMatricesAndCullingPrimitives(
i, 0, 1, Vector3.right, (int)tileSize,
cull.visibleLights[i].light.shadowNearPlane,
out viewMatrix, out projectionMatrix, out splitData
);
}
else
{
validShadows =
cull.ComputeSpotShadowMatricesAndCullingPrimitives(
i, out viewMatrix, out projectionMatrix, out splitData
);
}
if (!validShadows)
{
shadowData[i].x = 0f;
continue;
}
//float tileOffsetX = tileIndex % split;
//float tileOffsetY = tileIndex / split;
//tileViewport.x = tileOffsetX * tileSize;
//tileViewport.y = tileOffsetY * tileSize;
Vector2 tileOffset = ConfigureShadowTile(tileIndex, split, tileSize);
shadowData[i].z = tileOffset.x * tileScale;
shadowData[i].w = tileOffset.y * tileScale;
//shadowBuffer.SetViewport(tileViewport);
//shadowBuffer.EnableScissorRect(new Rect(
// tileViewport.x + 4f, tileViewport.y + 4f,
// tileSize - 8f, tileSize - 8f
//));
shadowBuffer.SetViewProjectionMatrices(viewMatrix, projectionMatrix);
shadowBuffer.SetGlobalFloat(
shadowBiasId, cull.visibleLights[0].light.shadowBias
);
context.ExecuteCommandBuffer(shadowBuffer);
shadowBuffer.Clear();
var shadowSettings = new DrawShadowsSettings(cull, 0);
shadowSettings.splitData.cullingSphere = splitData.cullingSphere;
context.DrawShadows(ref shadowSettings);
CalculateWorldToShadowMatrix(
ref viewMatrix, ref projectionMatrix, out worldToShadowMatrices[i]
);
//if (SystemInfo.usesReversedZBuffer)
//{
// projectionMatrix.m20 = -projectionMatrix.m20;
// projectionMatrix.m21 = -projectionMatrix.m21;
// projectionMatrix.m22 = -projectionMatrix.m22;
// projectionMatrix.m23 = -projectionMatrix.m23;
//}
//var scaleOffset = Matrix4x4.TRS(
// Vector3.one * 0.5f, Quaternion.identity, Vector3.one * 0.5f
// );
////Matrix4x4 worldToShadowMatrix =
//// scaleOffset * (projectionMatrix * viewMatrix);
////shadowBuffer.SetGlobalMatrix(worldToShadowMatrixId, worldToShadowMatrix);
//worldToShadowMatrices[i] = scaleOffset * (projectionMatrix * viewMatrix);
//if (split > 1)
//{
// var tileMatrix = Matrix4x4.identity;
// tileMatrix.m00 = tileMatrix.m11 = tileScale;
// tileMatrix.m03 = tileOffsetX * tileScale;
// tileMatrix.m13 = tileOffsetY * tileScale;
// worldToShadowMatrices[i] = tileMatrix * worldToShadowMatrices[i];
//}
tileIndex += 1;
if (shadowData[i].y <= 0f)
{
hardShadows = true;
}
else
{
softShadows = true;
}
}
shadowBuffer.DisableScissorRect();
shadowBuffer.SetGlobalTexture(shadowMapId, shadowMap);
shadowBuffer.SetGlobalMatrixArray(
worldToShadowMatricesId, worldToShadowMatrices
);
//shadowBuffer.SetGlobalFloat(
// shadowStrengthId, cull.visibleLights[0].light.shadowStrength
//);
shadowBuffer.SetGlobalVectorArray(shadowDataId, shadowData);
float invShadowMapSize = 1f / shadowMapSize;
shadowBuffer.SetGlobalVector(
shadowMapSizeId, new Vector4(
invShadowMapSize, invShadowMapSize, shadowMapSize, shadowMapSize
)
);
CoreUtils.SetKeyword(shadowBuffer, shadowsHardKeyword, hardShadows);
CoreUtils.SetKeyword(shadowBuffer, shadowsSoftKeyword, softShadows);
//CoreUtils.SetKeyword(shadowBuffer, clippingKeyword, true);
shadowBuffer.EndSample("Render Shadows");
context.ExecuteCommandBuffer(shadowBuffer);
shadowBuffer.Clear();
}
private void ExecuteCurrentBuffer() {
_context.ExecuteCommandBuffer(_currentBuffer);
_currentBuffer.Clear();
}
/// <inheritdoc/>
public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData)
{
// NOTE: Do NOT mix ProfilingScope with named CommandBuffers i.e. CommandBufferPool.Get("name").
// Currently there's an issue which results in mismatched markers.
CommandBuffer cmd = CommandBufferPool.Get();
using (new ProfilingScope(cmd, m_ProfilingSampler))
{
// Global render pass data containing various settings.
// x,y,z are currently unused
// w is used for knowing whether the object is opaque(1) or alpha blended(0)
Vector4 drawObjectPassData = new Vector4(0.0f, 0.0f, 0.0f, (m_IsOpaque) ? 1.0f : 0.0f);
cmd.SetGlobalVector(s_DrawObjectPassDataPropID, drawObjectPassData);
// scaleBias.x = flipSign
// scaleBias.y = scale
// scaleBias.z = bias
// scaleBias.w = unused
float flipSign = (renderingData.cameraData.IsCameraProjectionMatrixFlipped()) ? -1.0f : 1.0f;
Vector4 scaleBias = (flipSign < 0.0f)
? new Vector4(flipSign, 1.0f, -1.0f, 1.0f)
: new Vector4(flipSign, 0.0f, 1.0f, 1.0f);
cmd.SetGlobalVector(ShaderPropertyId.scaleBiasRt, scaleBias);
context.ExecuteCommandBuffer(cmd);
cmd.Clear();
Camera camera = renderingData.cameraData.camera;
var sortFlags = (m_IsOpaque) ? renderingData.cameraData.defaultOpaqueSortFlags : SortingCriteria.CommonTransparent;
var filterSettings = m_FilteringSettings;
#if UNITY_EDITOR
// When rendering the preview camera, we want the layer mask to be forced to Everything
if (renderingData.cameraData.isPreviewCamera)
{
filterSettings.layerMask = -1;
}
#endif
DrawingSettings drawSettings = CreateDrawingSettings(m_ShaderTagIdList, ref renderingData, sortFlags);
if ((DebugHandler != null) && DebugHandler.IsActiveForCamera(ref renderingData.cameraData))
{
foreach (DebugRenderSetup debugRenderSetup in DebugHandler.CreateDebugRenderSetupEnumerable(context, cmd))
{
DrawingSettings debugDrawingSettings = debugRenderSetup.CreateDrawingSettings(ref renderingData, drawSettings);
if (debugRenderSetup.GetRenderStateBlock(out RenderStateBlock renderStateBlock))
{
context.DrawRenderers(renderingData.cullResults, ref debugDrawingSettings, ref filterSettings, ref renderStateBlock);
}
else
{
context.DrawRenderers(renderingData.cullResults, ref debugDrawingSettings, ref filterSettings, ref m_RenderStateBlock);
}
}
}
else
{
context.DrawRenderers(renderingData.cullResults, ref drawSettings, ref filterSettings, ref m_RenderStateBlock);
// Render objects that did not match any shader pass with error shader
RenderingUtils.RenderObjectsWithError(context, ref renderingData.cullResults, camera, filterSettings, SortingCriteria.None);
}
}
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
}
protected override void Render(ScriptableRenderContext renderContext, Camera[] cameras)
{
bool *propertyCheckedFlags = stackalloc bool[resources.allEvents.Length];
UnsafeUtility.MemClear(propertyCheckedFlags, resources.allEvents.Length);
GraphicsSettings.useScriptableRenderPipelineBatching = resources.useSRPBatcher;
SceneController.SetState();
#if UNITY_EDITOR
int tempID = Shader.PropertyToID("_TempRT");
foreach (var pair in bakeList)
{
PipelineCamera pipelineCam = pair.pipelineCamera;
for (int i = 0; i < pair.worldToCamera.Length; ++i)
{
pipelineCam.cam.worldToCameraMatrix = pair.worldToCamera[i];
pipelineCam.cam.projectionMatrix = pair.projection[i];
pipelineCam.cameraTarget = tempID;
data.buffer.GetTemporaryRT(tempID, pair.texArray.width, pair.texArray.height, pair.texArray.depth, FilterMode.Point, pair.texArray.format, RenderTextureReadWrite.Linear);
Render(pipelineCam, ref renderContext, pipelineCam.cam, propertyCheckedFlags);
data.buffer.CopyTexture(tempID, 0, 0, pair.texArray, i, 0);
data.buffer.ReleaseTemporaryRT(tempID);
data.ExecuteCommandBuffer();
renderContext.Submit();
}
pair.worldToCamera.Dispose();
pair.projection.Dispose();
renderContext.ExecuteCommandBuffer(pair.buffer);
pair.buffer.Clear();
renderContext.Submit();
}
bakeList.Clear();
#endif
if (PipelineCamera.allCamera.isCreated)
{
foreach (var cam in cameras)
{
PipelineCamera pipelineCam;
UIntPtr pipelineCamPtr;
if (!PipelineCamera.allCamera.Get(cam.gameObject.GetInstanceID(), out pipelineCamPtr))
{
#if UNITY_EDITOR
renderingEditor = true;
var pos = cam.transform.eulerAngles;
pos.z = 0;
cam.transform.eulerAngles = pos;
if (!PipelineCamera.allCamera.Get(Camera.main.gameObject.GetInstanceID(), out pipelineCamPtr))
{
continue;
}
#else
continue;
#endif
}
else
{
renderingEditor = false;
}
pipelineCam = MUnsafeUtility.GetObject <PipelineCamera>(pipelineCamPtr.ToPointer());
Render(pipelineCam, ref renderContext, cam, propertyCheckedFlags);
data.ExecuteCommandBuffer();
renderContext.Submit();
}
if (bufferAfterFrame.Count > 0)
{
foreach (var i in bufferAfterFrame)
{
i(data.buffer);
}
data.ExecuteCommandBuffer();
bufferAfterFrame.Clear();
renderContext.Submit();
}
}
else
{
if (bufferAfterFrame.Count > 0)
{
foreach (var i in bufferAfterFrame)
{
i(data.buffer);
}
Graphics.ExecuteCommandBuffer(data.buffer);
bufferAfterFrame.Clear();
}
}
}
protected override void Render(ScriptableRenderContext context, Camera[] cameras)
{
BeginFrameRendering(context, cameras);
foreach (Camera camera in cameras)
{
#if UNITY_EDITOR
bool isSceneViewCam = camera.cameraType == CameraType.SceneView;
if (isSceneViewCam)
{
ScriptableRenderContext.EmitWorldGeometryForSceneView(camera); //This makes the UI Canvas geometry appear on scene view
}
#endif
BeginCameraRendering(context, camera);
//Culling
ScriptableCullingParameters cullingParams;
if (!camera.TryGetCullingParameters(out cullingParams))
{
continue;
}
CullingResults cull = context.Cull(ref cullingParams);
//Camera setup some builtin variables e.g. camera projection matrices etc
context.SetupCameraProperties(camera);
//Get the setting from camera component
bool drawSkyBox = camera.clearFlags == CameraClearFlags.Skybox? true : false;
bool clearDepth = camera.clearFlags == CameraClearFlags.Nothing? false : true;
bool clearColor = camera.clearFlags == CameraClearFlags.Color? true : false;
//Camera clear flag
CommandBuffer cmd = new CommandBuffer();
cmd.ClearRenderTarget(clearDepth, clearColor, camera.backgroundColor);
context.ExecuteCommandBuffer(cmd);
cmd.Release();
//Setup DrawSettings and FilterSettings
var sortingSettings = new SortingSettings(camera);
DrawingSettings drawSettings = new DrawingSettings(m_PassName, sortingSettings);
DrawingSettings drawSettingsDefault = new DrawingSettings(m_PassNameDefault, sortingSettings);
//This will let you draw shader passes without the LightMode,
//thus it draws the default UGUI materials
drawSettingsDefault.SetShaderPassName(1, m_PassNameDefault);
FilteringSettings filterSettings = new FilteringSettings(RenderQueueRange.all);
//Skybox
if (drawSkyBox)
{
context.DrawSkybox(camera);
}
//Opaque objects
sortingSettings.criteria = SortingCriteria.CommonOpaque;
drawSettings.sortingSettings = sortingSettings;
filterSettings.renderQueueRange = RenderQueueRange.opaque;
context.DrawRenderers(cull, ref drawSettings, ref filterSettings);
//Opaque default
context.DrawRenderers(cull, ref drawSettingsDefault, ref filterSettings);
//Transparent objects
sortingSettings.criteria = SortingCriteria.CommonTransparent;
drawSettings.sortingSettings = sortingSettings;
filterSettings.renderQueueRange = RenderQueueRange.transparent;
context.DrawRenderers(cull, ref drawSettings, ref filterSettings);
//Transparent default
context.DrawRenderers(cull, ref drawSettingsDefault, ref filterSettings);
//SceneView fix, so that it draws the gizmos on scene view
#if UNITY_EDITOR
if (isSceneViewCam)
{
// context.DrawGizmos(camera, GizmoSubset.PostImageEffects);
}
#endif
context.Submit();
EndCameraRendering(context, camera);
}
EndFrameRendering(context, cameras);
}
protected override void Render(ScriptableRenderContext context, Camera[] cameras)
{
BeginFrameRendering(cameras);
foreach (Camera camera in cameras)
{
BeginCameraRendering(camera);
//Culling
ScriptableCullingParameters cullingParams;
if (!camera.TryGetCullingParameters(out cullingParams))
{
continue;
}
CullingResults cull = context.Cull(ref cullingParams);
//Camera setup some builtin variables e.g. camera projection matrices etc
context.SetupCameraProperties(camera);
//Get the setting from camera component
bool drawSkyBox = camera.clearFlags == CameraClearFlags.Skybox? true : false;
bool clearDepth = camera.clearFlags == CameraClearFlags.Nothing? false : true;
bool clearColor = camera.clearFlags == CameraClearFlags.Color? true : false;
//Set Depth texture temp RT
CommandBuffer cmdTempId = new CommandBuffer();
cmdTempId.name = "(" + camera.name + ")" + "Setup TempRT";
RenderTextureDescriptor depthRTDesc = new RenderTextureDescriptor(camera.pixelWidth, camera.pixelHeight);
depthRTDesc.colorFormat = RenderTextureFormat.Depth;
depthRTDesc.depthBufferBits = depthBufferBits;
cmdTempId.GetTemporaryRT(m_DepthRTid, depthRTDesc, FilterMode.Bilinear);
context.ExecuteCommandBuffer(cmdTempId);
cmdTempId.Release();
//Setup DrawSettings and FilterSettings
var sortingSettings = new SortingSettings(camera);
DrawingSettings drawSettings = new DrawingSettings(m_PassName, sortingSettings);
FilteringSettings filterSettings = new FilteringSettings(RenderQueueRange.all);
DrawingSettings drawSettingsDepth = new DrawingSettings(m_PassName, sortingSettings)
{
perObjectData = PerObjectData.None,
overrideMaterial = depthOnlyMaterial,
overrideMaterialPassIndex = 0
};
//Clear Depth Texture
CommandBuffer cmdDepth = new CommandBuffer();
cmdDepth.name = "(" + camera.name + ")" + "Depth Clear Flag";
cmdDepth.SetRenderTarget(m_DepthRT); //Set CameraTarget to the depth texture
cmdDepth.ClearRenderTarget(true, true, Color.black);
context.ExecuteCommandBuffer(cmdDepth);
cmdDepth.Release();
//Draw Depth with Opaque objects
sortingSettings.criteria = SortingCriteria.CommonOpaque;
drawSettingsDepth.sortingSettings = sortingSettings;
filterSettings.renderQueueRange = RenderQueueRange.opaque;
context.DrawRenderers(cull, ref drawSettingsDepth, ref filterSettings);
//To let shader has _CameraDepthTexture
CommandBuffer cmdDepthTexture = new CommandBuffer();
cmdDepthTexture.name = "(" + camera.name + ")" + "Depth Texture";
cmdDepthTexture.SetGlobalTexture(m_DepthRTid, m_DepthRT);
context.ExecuteCommandBuffer(cmdDepthTexture);
cmdDepthTexture.Release();
//Camera clear flag
CommandBuffer cmd = new CommandBuffer();
cmd.SetRenderTarget(BuiltinRenderTextureType.CameraTarget); //Rember to reset target
cmd.ClearRenderTarget(clearDepth, clearColor, camera.backgroundColor);
context.ExecuteCommandBuffer(cmd);
cmd.Release();
//Skybox
if (drawSkyBox)
{
context.DrawSkybox(camera);
}
//Opaque objects
sortingSettings.criteria = SortingCriteria.CommonOpaque;
drawSettings.sortingSettings = sortingSettings;
filterSettings.renderQueueRange = RenderQueueRange.opaque;
context.DrawRenderers(cull, ref drawSettings, ref filterSettings);
//Transparent objects
sortingSettings.criteria = SortingCriteria.CommonTransparent;
drawSettings.sortingSettings = sortingSettings;
filterSettings.renderQueueRange = RenderQueueRange.transparent;
context.DrawRenderers(cull, ref drawSettings, ref filterSettings);
//Clean Up
CommandBuffer cmdclean = new CommandBuffer();
cmdclean.name = "(" + camera.name + ")" + "Clean Up";
cmdclean.ReleaseTemporaryRT(m_DepthRTid);
context.ExecuteCommandBuffer(cmdclean);
cmdclean.Release();
context.Submit();
}
}
/// <inheritdoc/>
public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData)
{
if (m_CopyDepthMaterial == null)
{
Debug.LogErrorFormat("Missing {0}. {1} render pass will not execute. Check for missing reference in the renderer resources.", m_CopyDepthMaterial, GetType().Name);
return;
}
CommandBuffer cmd = CommandBufferPool.Get(m_ProfilerTag);
RenderTargetIdentifier depthSurface = source.Identifier();
RenderTargetIdentifier copyDepthSurface = destination.Identifier();
RenderTextureDescriptor descriptor = renderingData.cameraData.cameraTargetDescriptor;
int cameraSamples = descriptor.msaaSamples;
CameraData cameraData = renderingData.cameraData;
switch (cameraSamples)
{
case 8:
cmd.DisableShaderKeyword(ShaderKeywordStrings.DepthMsaa2);
cmd.DisableShaderKeyword(ShaderKeywordStrings.DepthMsaa4);
cmd.EnableShaderKeyword(ShaderKeywordStrings.DepthMsaa8);
break;
case 4:
cmd.DisableShaderKeyword(ShaderKeywordStrings.DepthMsaa2);
cmd.EnableShaderKeyword(ShaderKeywordStrings.DepthMsaa4);
cmd.DisableShaderKeyword(ShaderKeywordStrings.DepthMsaa8);
break;
case 2:
cmd.EnableShaderKeyword(ShaderKeywordStrings.DepthMsaa2);
cmd.DisableShaderKeyword(ShaderKeywordStrings.DepthMsaa4);
cmd.DisableShaderKeyword(ShaderKeywordStrings.DepthMsaa8);
break;
// MSAA disabled
default:
cmd.DisableShaderKeyword(ShaderKeywordStrings.DepthMsaa2);
cmd.DisableShaderKeyword(ShaderKeywordStrings.DepthMsaa4);
cmd.DisableShaderKeyword(ShaderKeywordStrings.DepthMsaa8);
break;
}
cmd.SetGlobalTexture("_CameraDepthAttachment", source.Identifier());
// Blit has logic to flip projection matrix when rendering to render texture.
// Currently the y-flip is handled in CopyDepthPass.hlsl by checking _ProjectionParams.x
// If you replace this Blit with a Draw* that sets projection matrix double check
// to also update shader.
// scaleBias.x = flipSign
// scaleBias.y = scale
// scaleBias.z = bias
// scaleBias.w = unused
float flipSign = (cameraData.IsCameraProjectionMatrixFlipped()) ? -1.0f : 1.0f;
Vector4 scaleBias = (flipSign < 0.0f) ? new Vector4(flipSign, 1.0f, -1.0f, 1.0f) : new Vector4(flipSign, 0.0f, 1.0f, 1.0f);
cmd.SetGlobalVector(m_ScaleBiasId, scaleBias);
cmd.DrawMesh(RenderingUtils.fullscreenMesh, Matrix4x4.identity, m_CopyDepthMaterial);
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
}
// Setup lighting variables for shader to use
private static void SetupLightShaderVariables(List <VisibleLight> lights, ScriptableRenderContext context)
{
// We only support up to 8 visible lights here. More complex approaches would
// be doing some sort of per-object light setups, but here we go for simplest possible
// approach.
const int kMaxLights = 8;
// Just take first 8 lights. Possible improvements: sort lights by intensity or distance
// to the viewer, so that "most important" lights in the scene are picked, and not the 8
// that happened to be first.
int lightCount = Mathf.Min(lights.Count, kMaxLights);
// Prepare light data
Vector4[] lightColors = new Vector4[kMaxLights];
Vector4[] lightPositions = new Vector4[kMaxLights];
Vector4[] lightSpotDirections = new Vector4[kMaxLights];
Vector4[] lightAtten = new Vector4[kMaxLights];
for (var i = 0; i < lightCount; ++i)
{
VisibleLight light = lights[i];
lightColors[i] = light.finalColor;
if (light.lightType == LightType.Directional)
{
// light position for directional lights is: (-direction, 0)
var dir = light.localToWorld.GetColumn(2);
lightPositions[i] = new Vector4(-dir.x, -dir.y, -dir.z, 0);
}
else
{
// light position for point/spot lights is: (position, 1)
var pos = light.localToWorld.GetColumn(3);
lightPositions[i] = new Vector4(pos.x, pos.y, pos.z, 1);
}
// attenuation set in a way where distance attenuation can be computed:
// float lengthSq = dot(toLight, toLight);
// float atten = 1.0 / (1.0 + lengthSq * LightAtten[i].z);
// and spot cone attenuation:
// float rho = max (0, dot(normalize(toLight), SpotDirection[i].xyz));
// float spotAtt = (rho - LightAtten[i].x) * LightAtten[i].y;
// spotAtt = saturate(spotAtt);
// and the above works for all light types, i.e. spot light code works out
// to correct math for point & directional lights as well.
float rangeSq = light.range * light.range;
float quadAtten = (light.lightType == LightType.Directional) ? 0.0f : 25.0f / rangeSq;
// spot direction & attenuation
if (light.lightType == LightType.Spot)
{
var dir = light.localToWorld.GetColumn(2);
lightSpotDirections[i] = new Vector4(-dir.x, -dir.y, -dir.z, 0);
float radAngle = Mathf.Deg2Rad * light.spotAngle;
float cosTheta = Mathf.Cos(radAngle * 0.25f);
float cosPhi = Mathf.Cos(radAngle * 0.5f);
float cosDiff = cosTheta - cosPhi;
lightAtten[i] = new Vector4(cosPhi, (cosDiff != 0.0f) ? 1.0f / cosDiff : 1.0f, quadAtten, rangeSq);
}
else
{
// non-spot light
lightSpotDirections[i] = new Vector4(0, 0, 1, 0);
lightAtten[i] = new Vector4(-1, 1, quadAtten, rangeSq);
}
}
// ambient lighting spherical harmonics values
const int kSHCoefficients = 7;
Vector4[] shConstants = new Vector4[kSHCoefficients];
SphericalHarmonicsL2 ambientSH = RenderSettings.ambientProbe * RenderSettings.ambientIntensity;
GetShaderConstantsFromNormalizedSH(ref ambientSH, shConstants);
// setup global shader variables to contain all the data computed above
CommandBuffer cmd = CommandBufferPool.Get();
cmd.SetGlobalVectorArray("globalLightColor", lightColors);
cmd.SetGlobalVectorArray("globalLightPos", lightPositions);
cmd.SetGlobalVectorArray("globalLightSpotDir", lightSpotDirections);
cmd.SetGlobalVectorArray("globalLightAtten", lightAtten);
cmd.SetGlobalVector("globalLightCount", new Vector4(lightCount, 0, 0, 0));
cmd.SetGlobalVectorArray("globalSH", shConstants);
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
}
public static void RenderSingleCamera(LightweightRenderPipeline pipelineInstance, ScriptableRenderContext context, Camera camera, ref CullResults cullResults, IRendererSetup setup = null)
{
if (pipelineInstance == null)
{
Debug.LogError("Trying to render a camera with an invalid render pipeline instance.");
return;
}
ScriptableCullingParameters cullingParameters;
if (!CullResults.GetCullingParameters(camera, IsStereoEnabled(camera), out cullingParameters))
{
return;
}
CommandBuffer cmd = CommandBufferPool.Get(k_RenderCameraTag);
using (new ProfilingSample(cmd, k_RenderCameraTag))
{
CameraData cameraData;
PipelineSettings settings = pipelineInstance.settings;
ScriptableRenderer renderer = pipelineInstance.renderer;
InitializeCameraData(settings, camera, out cameraData);
SetupPerCameraShaderConstants(cameraData);
cullingParameters.shadowDistance = Mathf.Min(cameraData.maxShadowDistance, camera.farClipPlane);
context.ExecuteCommandBuffer(cmd);
cmd.Clear();
#if UNITY_EDITOR
// Emit scene view UI
if (cameraData.isSceneViewCamera)
{
ScriptableRenderContext.EmitWorldGeometryForSceneView(camera);
}
#endif
CullResults.Cull(ref cullingParameters, context, ref cullResults);
RenderingData renderingData;
InitializeRenderingData(settings, ref cameraData, ref cullResults,
renderer.maxVisibleAdditionalLights, renderer.maxPerObjectAdditionalLights, out renderingData);
var setupToUse = setup;
if (setupToUse == null)
{
setupToUse = defaultRendererSetup;
}
renderer.Clear();
setupToUse.Setup(renderer, ref renderingData);
renderer.Execute(context, ref renderingData);
}
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
context.Submit();
#if UNITY_EDITOR
Handles.DrawGizmos(camera);
#endif
}
void ExecuteBuffer()
{
_context.ExecuteCommandBuffer(_buffer);
_buffer.Clear();
}
protected virtual void RenderCamera(ScriptableRenderContext context, Camera camera)
{
var p = Matrix4x4.Perspective(30, 16.0f / 9, .3f, 1000);
var v = new Vector4(.5f, .5f, 10, 1);
camera.TryGetCullingParameters(out var cullingParameters);
var cmd = CommandBufferPool.Get(camera.name);
cmd.Clear();
if (camera.cameraType == CameraType.SceneView)
{
ScriptableRenderContext.EmitWorldGeometryForSceneView(camera);
}
var cullResults = context.Cull(ref cullingParameters);
var projectionMat = camera.projectionMatrix;
var jitteredProjectionMat = projectionMat;
jitteredProjectionMat.m02 += (projectionJitter.Current.x * 2 - 1) / camera.pixelWidth;
jitteredProjectionMat.m12 += (projectionJitter.Current.x * 2 - 1) / camera.pixelHeight;
var renderingData = new RenderingData()
{
camera = camera,
cullResults = cullResults,
ColorTarget = BuiltinRenderTextureType.CameraTarget,
DepthTarget = BuiltinRenderTextureType.CameraTarget,
ColorBufferFormat = RenderTextureFormat.Default,
shadowMapData = new Dictionary <Light, ShadowMapData>(),
FrameID = frameID,
DiscardFrameBuffer = true,
ViewMatrix = camera.worldToCameraMatrix,
ProjectionMatrix = projectionMat,
JitteredProjectionMatrix = jitteredProjectionMat,
ProjectionJitter = new Vector2(.5f, .5f),
NextProjectionJitter = new Vector2(.5f, .5f),
};
this.Setup(context, ref renderingData);
context.SetupCameraProperties(camera, false);
InitRenderQueue(camera);
SetupLight(ref renderingData);
/*RenderTargetBinding binding = new RenderTargetBinding();
* binding.colorRenderTargets = new RenderTargetIdentifier[] { ColorTarget };
* binding.colorLoadActions = new RenderBufferLoadAction[] { RenderBufferLoadAction.Clear };
* binding.depthRenderTarget = DepthTarget;
* binding.depthLoadAction = RenderBufferLoadAction.Clear;
* binding.colorStoreActions = new RenderBufferStoreAction[] { RenderBufferStoreAction.Store };
* binding.depthStoreAction = RenderBufferStoreAction.Store;*/
cmd.SetRenderTarget(ColorTarget, DepthTarget);
cmd.ClearRenderTarget(true, true, Color.black, 1);
cmd.SetRenderTarget(DepthTarget, DepthTarget);
cmd.ClearRenderTarget(true, true, Color.black, 1);
cmd.SetRenderTarget(ColorTarget, DepthTarget);
context.ExecuteCommandBuffer(cmd);
cmd.Clear();
context.DrawSkybox(camera);
foreach (var pass in RenderPassQueue)
{
pass.Setup(context, ref renderingData);
pass.Render(context, ref renderingData);
}
// Draw global user passes
foreach (var pass in globalUserPasses)
{
pass.Setup(context, ref renderingData);
pass.Render(context, ref renderingData);
}
// Draw user passes
var userPasses = camera.GetComponents <UserPass>();
foreach (var pass in userPasses)
{
if (pass.Global)
{
continue;
}
pass.Setup(context, ref renderingData);
pass.Render(context, ref renderingData);
}
cmd.Blit(renderingData.ColorTarget, BuiltinRenderTextureType.CameraTarget);
//cmd.CopyTexture(renderingData.DepthTarget, BuiltinRenderTextureType.CameraTarget);
context.ExecuteCommandBuffer(cmd);
cmd.Clear();
if (camera.cameraType == CameraType.SceneView)
{
context.DrawGizmos(camera, GizmoSubset.PreImageEffects);
context.DrawGizmos(camera, GizmoSubset.PostImageEffects);
}
foreach (var pass in RenderPassQueue)
{
pass.Cleanup(context, ref renderingData);
}
foreach (var pass in globalUserPasses)
{
pass.Cleanup(context, ref renderingData);
}
foreach (var pass in userPasses)
{
pass.Cleanup(context, ref renderingData);
}
this.Cleanup(context, ref renderingData);
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
context.Submit();
projectionJitter.Next = renderingData.NextProjectionJitter;
}
override public void Update(FrameId frameId, ScriptableRenderContext renderContext, CullResults cullResults, VisibleLight[] lights)
{
var profilingSample = new Utilities.ProfilingSample("Shadowmap" + m_TexSlot, renderContext);
if (!string.IsNullOrEmpty(m_ShaderKeyword))
{
var cb = new CommandBuffer();
cb.name = "Shadowmap.EnableShadowKeyword";
cb.EnableShaderKeyword(m_ShaderKeyword);
renderContext.ExecuteCommandBuffer(cb);
cb.Dispose();
}
// loop for generating each individual shadowmap
uint curSlice = uint.MaxValue;
Bounds bounds;
DrawShadowsSettings dss = new DrawShadowsSettings(cullResults, 0);
for (uint i = 0; i < m_ActiveEntriesCount; ++i)
{
if (!cullResults.GetShadowCasterBounds(m_EntryCache[i].key.visibleIdx, out bounds))
{
continue;
}
var cb = new CommandBuffer();
uint entrySlice = m_EntryCache[i].current.slice;
if (entrySlice != curSlice)
{
Debug.Assert(curSlice == uint.MaxValue || entrySlice >= curSlice, "Entries in the entry cache are not ordered in slice order.");
cb.name = "Shadowmap.Update.Slice" + entrySlice;
if (curSlice != uint.MaxValue)
{
PostUpdate(frameId, cb, curSlice);
}
curSlice = entrySlice;
PreUpdate(frameId, cb, curSlice);
}
cb.name = "Shadowmap.Update - slice: " + curSlice + ", vp.x: " + m_EntryCache[i].current.viewport.x + ", vp.y: " + m_EntryCache[i].current.viewport.y + ", vp.w: " + m_EntryCache[i].current.viewport.width + ", vp.h: " + m_EntryCache[i].current.viewport.height;
cb.SetViewport(m_EntryCache[i].current.viewport);
cb.SetViewProjectionMatrices(m_EntryCache[i].current.view, m_EntryCache[i].current.proj);
cb.SetGlobalVector("g_vLightDirWs", m_EntryCache[i].current.lightDir);
renderContext.ExecuteCommandBuffer(cb);
cb.Dispose();
dss.lightIndex = m_EntryCache[i].key.visibleIdx;
dss.splitData = m_EntryCache[i].current.splitData;
renderContext.DrawShadows(ref dss); // <- if this was a call on the commandbuffer we would get away with using just once commandbuffer for the entire shadowmap, instead of one per face
}
// post update
if (!string.IsNullOrEmpty(m_ShaderKeyword))
{
var cb = new CommandBuffer();
cb.name = "Shadowmap.DisableShaderKeyword";
cb.DisableShaderKeyword(m_ShaderKeyword);
renderContext.ExecuteCommandBuffer(cb);
cb.Dispose();
}
m_ActiveEntriesCount = 0;
profilingSample.Dispose();
}
/// <inheritdoc/>
public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData)
{
CameraData cameraData = renderingData.cameraData;
Camera camera = cameraData.camera;
var activeDebugHandler = GetActiveDebugHandler(renderingData);
if (activeDebugHandler != null)
{
// TODO: The skybox needs to work the same as the other shaders, but until it does we'll not render it
// when certain debug modes are active (e.g. wireframe/overdraw modes)
if (activeDebugHandler.IsScreenClearNeeded)
{
return;
}
}
#if ENABLE_VR && ENABLE_XR_MODULE
// XRTODO: Remove this code once Skybox pass is moved to SRP land.
if (cameraData.xr.enabled)
{
// Setup Legacy XR buffer states
if (cameraData.xr.singlePassEnabled)
{
// Setup legacy skybox stereo buffer
camera.SetStereoProjectionMatrix(Camera.StereoscopicEye.Left, cameraData.GetProjectionMatrix(0));
camera.SetStereoViewMatrix(Camera.StereoscopicEye.Left, cameraData.GetViewMatrix(0));
camera.SetStereoProjectionMatrix(Camera.StereoscopicEye.Right, cameraData.GetProjectionMatrix(1));
camera.SetStereoViewMatrix(Camera.StereoscopicEye.Right, cameraData.GetViewMatrix(1));
CommandBuffer cmd = CommandBufferPool.Get();
// Use legacy stereo instancing mode to have legacy XR code path configured
cmd.SetSinglePassStereo(SystemInfo.supportsMultiview ? SinglePassStereoMode.Multiview : SinglePassStereoMode.Instancing);
context.ExecuteCommandBuffer(cmd);
cmd.Clear();
// Calling into built-in skybox pass
context.DrawSkybox(camera);
// Disable Legacy XR path
cmd.SetSinglePassStereo(SinglePassStereoMode.None);
context.ExecuteCommandBuffer(cmd);
// We do not need to submit here due to special handling of stereo matrices in core.
// context.Submit();
CommandBufferPool.Release(cmd);
camera.ResetStereoProjectionMatrices();
camera.ResetStereoViewMatrices();
}
else
{
camera.projectionMatrix = cameraData.GetProjectionMatrix(0);
camera.worldToCameraMatrix = cameraData.GetViewMatrix(0);
context.DrawSkybox(camera);
// XRTODO: remove this call because it creates issues with nested profiling scopes
// See examples in UniversalRenderPipeline.RenderSingleCamera() and in ScriptableRenderer.Execute()
context.Submit(); // Submit and execute the skybox pass before resetting the matrices
camera.ResetProjectionMatrix();
camera.ResetWorldToCameraMatrix();
}
}
else
#endif
{
context.DrawSkybox(camera);
}
}
void DrawCameraRecursive(ScriptableRenderContext context, Camera camera, Camera portalCamera, int depth)
{
BeginCameraRendering(context, camera);
CullingResults cullingResults = Cull(context, camera);
InitializeLightData(ref cullingResults, out LightData lightData);
m_lights.Setup(context, ref lightData);
bool enableDynamicBatching = false;
bool enableInstancing = false;
PerObjectData perObjectData = PerObjectData.LightData | PerObjectData.LightIndices;
FilteringSettings opaqueFilteringSettings = new FilteringSettings(RenderQueueRange.opaque);
FilteringSettings transparentFilteringSettings = new FilteringSettings(RenderQueueRange.transparent);
SortingSettings opaqueSortingSettings = new SortingSettings(camera);
opaqueSortingSettings.criteria = SortingCriteria.CommonOpaque;
SortingSettings transparentSortingSettings = new SortingSettings(camera);
transparentSortingSettings.criteria = SortingCriteria.CommonTransparent;
// ShaderTagId must match the "LightMode" tag inside the shader pass.
// If not "LightMode" tag is found the object won't render.
DrawingSettings opaqueDrawingSettings = new DrawingSettings(ShaderPassTag.forwardLit, opaqueSortingSettings);
opaqueDrawingSettings.enableDynamicBatching = enableDynamicBatching;
opaqueDrawingSettings.enableInstancing = enableInstancing;
opaqueDrawingSettings.perObjectData = perObjectData;
DrawingSettings transparentDrawingSettings = new DrawingSettings(ShaderPassTag.forwardLit, transparentSortingSettings);
transparentDrawingSettings.enableDynamicBatching = enableDynamicBatching;
transparentDrawingSettings.enableInstancing = enableInstancing;
transparentDrawingSettings.perObjectData = perObjectData;
ProfilingSampler cameraSampler = new ProfilingSampler(camera.name);
CommandBuffer cameraCmd = CommandBufferPool.Get(cameraSampler.name);
using (new ProfilingScope(cameraCmd, cameraSampler))
{
context.ExecuteCommandBuffer(cameraCmd);
cameraCmd.Clear();
context.SetupCameraProperties(camera);
DrawRenderersProfiled(context, cullingResults, "Opaque", ref opaqueDrawingSettings, ref opaqueFilteringSettings);
if (portalCamera != null)
{
// TODO set portal camera position
DrawCameraRecursive(context, portalCamera, null, depth + 1);
// TODO reset portal camera position (optional)
}
context.SetupCameraProperties(camera);
DrawRenderersProfiled(context, cullingResults, "Transparent", ref transparentDrawingSettings, ref transparentFilteringSettings);
}
context.ExecuteCommandBuffer(cameraCmd);
CommandBufferPool.Release(cameraCmd);
EndCameraRendering(context, camera);
}
// Here you can implement the rendering logic.
// Use <c>ScriptableRenderContext</c> to issue drawing commands or execute command buffers
// https://docs.unity3d.com/ScriptReference/Rendering.ScriptableRenderContext.html
// You don't have to call ScriptableRenderContext.submit, the render pipeline will call it at specific points in the pipeline.
public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData)
{
CommandBuffer cmd = CommandBufferPool.Get(m_ProfilerTag);
RenderTextureDescriptor blitTargetDescriptor = renderingData.cameraData.cameraTargetDescriptor;
blitTargetDescriptor.depthBufferBits = 0;
isSourceAndDestinationSameTarget = settings.sourceType == settings.destinationType &&
(settings.sourceType == BufferType.CameraColor || settings.sourceTextureId == settings.destinationTextureId);
if (settings.sourceType == BufferType.CameraColor)
{
sourceId = -1;
}
else
{
sourceId = Shader.PropertyToID(settings.sourceTextureId);
cmd.GetTemporaryRT(sourceId, blitTargetDescriptor, filterMode);
source = new RenderTargetIdentifier(sourceId);
}
//if (isSourceAndDestinationSameTarget) {
// destinationId = temporaryRTId;
// cmd.GetTemporaryRT(destinationId, blitTargetDescriptor, filterMode);
// destination = new RenderTargetIdentifier(destinationId);
//} else
if (settings.destinationType == BufferType.CameraColor)
{
destinationId = -1;
destination = RenderTargetHandle.CameraTarget.Identifier();
}
else
{
destinationId = Shader.PropertyToID(settings.destinationTextureId);
cmd.GetTemporaryRT(destinationId, blitTargetDescriptor, filterMode);
destination = new RenderTargetIdentifier(destinationId);
}
if (!settings.postProcessing)
{
Blit(cmd, source, destination);
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
return;
}
int width = blitTargetDescriptor.width;
int height = blitTargetDescriptor.height;
for (int i = 0; i < gOutput.Length; i++)
{
gOutput[i] = createIfInvalid(gOutput[i], width, height, true, false);
}
// Set cbuffer values
cmd.SetGlobalInt("screenWidth", width);
cmd.SetGlobalInt("screenHeight", height);
const int DispatchGroupWidth = 64;
// pass 0
{
cmd.SetComputeTextureParam(settings.postProcessShaderH, watercolorHKernelIndex, noiseTexSlot, noiseTex);
cmd.SetComputeTextureParam(settings.postProcessShaderH, watercolorHKernelIndex, mainCameraOutputTexSlot, source);
cmd.SetComputeTextureParam(settings.postProcessShaderH, watercolorHKernelIndex, inputTexSlot, depthTex);
cmd.SetComputeTextureParam(settings.postProcessShaderH, watercolorHKernelIndex, outputUavSlot, gOutput[0]);
cmd.DispatchCompute(settings.postProcessShaderH, watercolorHKernelIndex, MathUtil.DivideByMultiple(width, DispatchGroupWidth), height, 1);
}
// pass 1
{
cmd.SetComputeTextureParam(settings.postProcessShaderV, watercolorVKernelIndex, noiseTexSlot, noiseTex);
cmd.SetComputeTextureParam(settings.postProcessShaderV, watercolorVKernelIndex, mainCameraOutputTexSlot, source);
cmd.SetComputeTextureParam(settings.postProcessShaderV, watercolorVKernelIndex, inputTexSlot, gOutput[0]);
cmd.SetComputeTextureParam(settings.postProcessShaderV, watercolorVKernelIndex, outputUavSlot, gOutput[1]);
cmd.DispatchCompute(settings.postProcessShaderV, watercolorVKernelIndex, width, MathUtil.DivideByMultiple(height, DispatchGroupWidth), 1);
}
cmd.SetGlobalTexture("_SourceTex", gOutput[1]);
cmd.SetRenderTarget(source, depthTex);
// This does not work!
// For some reason the DSV is not bound here
//cmd.Blit(gOutput[1], source, settings.maskedCopyMatl);
// Instead, we have to do this...
// Credits to https://forum.unity.com/threads/841150/ for figuring this out
cmd.SetViewProjectionMatrices(Matrix4x4.identity, Matrix4x4.identity);
cmd.DrawMesh(RenderingUtils.fullscreenMesh, Matrix4x4.identity, settings.maskedCopyMatl);
Camera camera = renderingData.cameraData.camera;
cmd.SetViewProjectionMatrices(camera.worldToCameraMatrix, camera.projectionMatrix);
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
}
void ExecuteBuffer()
{
ctx.ExecuteCommandBuffer(buffer);
buffer.Clear();
}
public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData)
{
if (m_CameraSettings.camera == null)
{
// NOTE: This API is being used for simplicity's sake. Please modify this to hook into a static
// Camera manager in your project.
//GameObject cameraGO = GameObject.FindWithTag(m_CameraSettings.cameraTag);
GameObject cameraGO = GameObject.Find(m_CameraSettings.cameraName);
if (cameraGO != null)
{
Camera camera = cameraGO.GetComponent <Camera>();
m_CameraSettings.camera = camera;
}
}
if (m_RenderersToRender.renderersToRender == null)
{
m_RenderersToRender.renderersToRender = new List <Renderer>();
}
m_RenderersToRender.renderersToRender.Clear();
for (int i = 0; i < m_RenderersToRender.rendererNames.Count; i++)
{
GameObject rendererGO = GameObject.Find(m_RenderersToRender.rendererNames[i]);
if (rendererGO != null)
{
Renderer rendererToAdd = rendererGO.GetComponent <Renderer>();
if (rendererToAdd != null)
{
m_RenderersToRender.renderersToRender.Add(rendererToAdd);
}
}
}
Camera originalCamera = renderingData.cameraData.camera;
Camera rtCamera = m_CameraSettings.camera;
if (rtCamera != null && rtCamera.targetTexture != null)
{
float originalCameraAspect = (float)originalCamera.pixelWidth / (float)originalCamera.pixelHeight;
float rtCameraAspect = (float)rtCamera.pixelWidth / (float)rtCamera.pixelHeight;
CommandBuffer cmd = CommandBufferPool.Get(m_ProfilerTag);
using (new ProfilingSample(cmd, m_ProfilerTag))
{
context.ExecuteCommandBuffer(cmd);
cmd.Clear();
Matrix4x4 rtProjectionMatrix;
if (!rtCamera.orthographic)
{
rtProjectionMatrix = Matrix4x4.Perspective(rtCamera.fieldOfView, rtCameraAspect,
rtCamera.nearClipPlane, rtCamera.farClipPlane);
}
else
{
float vertical = rtCamera.orthographicSize;
float horizontal = vertical * rtCamera.aspect;
float left = horizontal * -1;
float right = horizontal;
float top = vertical;
float bottom = vertical * -1;
rtProjectionMatrix = Matrix4x4.Ortho(left, right, bottom, top, rtCamera.nearClipPlane, rtCamera.farClipPlane);
}
cmd.SetRenderTarget(rtCamera.targetTexture);
cmd.SetViewProjectionMatrices(rtCamera.worldToCameraMatrix, rtProjectionMatrix);
cmd.ClearRenderTarget(true, true, Color.clear);
context.ExecuteCommandBuffer(cmd);
cmd.Clear();
for (int i = 0; i < m_RenderersToRender.renderersToRender.Count; i++)
{
for (int j = 0; j < m_RenderersToRender.renderersToRender[i].sharedMaterials.Count(); j++)
{
for (int k = 0; k < m_RenderersToRender.passesToRender.Count; k++)
{
cmd.DrawRenderer(m_RenderersToRender.renderersToRender[i], m_RenderersToRender.renderersToRender[i].sharedMaterials[j], j, m_RenderersToRender.passesToRender[k]);
}
}
}
context.ExecuteCommandBuffer(cmd);
// restore
Matrix4x4 originalProjectionMatrix = Matrix4x4.Perspective(originalCamera.fieldOfView, originalCameraAspect,
originalCamera.nearClipPlane, originalCamera.farClipPlane);
cmd.Clear();
cmd.SetRenderTarget(m_ColorTextureHandle.Identifier(), m_DepthAttachmentTextureHandle.Identifier());
cmd.SetViewProjectionMatrices(originalCamera.worldToCameraMatrix, originalCamera.projectionMatrix);
}
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
}
}
// Main entry point for our scriptable render loop
public static void Render(ScriptableRenderContext context, IEnumerable <Camera> cameras, bool useIntermediateBlitPath)
{
bool stereoEnabled = XRSettings.isDeviceActive;
foreach (var camera in cameras)
{
// Culling
ScriptableCullingParameters cullingParams;
// Stereo-aware culling parameters are configured to perform a single cull for both eyes
if (!CullResults.GetCullingParameters(camera, stereoEnabled, out cullingParams))
{
continue;
}
CullResults cull = new CullResults();
CullResults.Cull(ref cullingParams, context, ref cull);
// Setup camera for rendering (sets render target, view/projection matrices and other
// per-camera built-in shader variables).
// If stereo is enabled, we also configure stereo matrices, viewports, and XR device render targets
context.SetupCameraProperties(camera, stereoEnabled);
// Draws in-between [Start|Stop]MultiEye are stereo-ized by engine
if (stereoEnabled)
{
context.StartMultiEye(camera);
}
RenderTargetIdentifier intermediateRTID = new RenderTargetIdentifier(BuiltinRenderTextureType.CurrentActive);
bool isIntermediateRTTexArray = false;
if (useIntermediateBlitPath)
{
ConfigureAndBindIntermediateRenderTarget(context, camera, stereoEnabled, out intermediateRTID, out isIntermediateRTTexArray);
}
// clear depth buffer
var cmd = CommandBufferPool.Get();
cmd.ClearRenderTarget(true, false, Color.black);
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
// Setup global lighting shader variables
SetupLightShaderVariables(cull.visibleLights, context);
// Draw opaque objects using BasicPass shader pass
var drawSettings = new DrawRendererSettings(camera, new ShaderPassName("BasicPass"))
{
sorting = { flags = SortFlags.CommonOpaque }
};
var filterSettings = new FilterRenderersSettings(true)
{
renderQueueRange = RenderQueueRange.opaque
};
context.DrawRenderers(cull.visibleRenderers, ref drawSettings, filterSettings);
// Draw skybox
context.DrawSkybox(camera);
// Draw transparent objects using BasicPass shader pass
drawSettings.sorting.flags = SortFlags.CommonTransparent;
filterSettings.renderQueueRange = RenderQueueRange.transparent;
context.DrawRenderers(cull.visibleRenderers, ref drawSettings, filterSettings);
if (useIntermediateBlitPath)
{
BlitFromIntermediateToCameraTarget(context, intermediateRTID, isIntermediateRTTexArray);
}
if (stereoEnabled)
{
context.StopMultiEye(camera);
// StereoEndRender will reset state on the camera to pre-Stereo settings,
// and invoke XR based events/callbacks.
context.StereoEndRender(camera);
}
context.Submit();
}
}
void RenderShadows(ScriptableRenderContext context)
{
int split;
if (shadowTileCount <= 1)
{
split = 1;
}
else if (shadowTileCount <= 4)
{
split = 2;
}
else if (shadowTileCount <= 9)
{
split = 3;
}
else
{
split = 4;
}
float tileSize = shadowMapSize / split;
float tileScale = 1f / split;
shadowMap = SetShadowRenderTarget();
shadowBuffer.BeginSample("Render Shadows");
shadowBuffer.SetGlobalVector(
globalShadowDataId, new Vector4(
tileScale, shadowDistance * shadowDistance
)
);
context.ExecuteCommandBuffer(shadowBuffer);
shadowBuffer.Clear();
int tileIndex = 0;
bool hardShadows = false;
bool softShadows = false;
for (int i = mainLightExists ? 1 : 0; i < cull.visibleLights.Count; i++)
{
if (i == maxVisibleLights)
{
break;
}
if (shadowData[i].x <= 0f)
{
continue;
}
Matrix4x4 viewMatrix, projectionMatrix;
ShadowSplitData splitData;
bool validShadows;
if (shadowData[i].z > 0f)
{
validShadows =
cull.ComputeDirectionalShadowMatricesAndCullingPrimitives(
i, 0, 1, Vector3.right, (int)tileSize,
cull.visibleLights[i].light.shadowNearPlane,
out viewMatrix, out projectionMatrix, out splitData
);
}
else
{
validShadows =
cull.ComputeSpotShadowMatricesAndCullingPrimitives(
i, out viewMatrix, out projectionMatrix, out splitData
);
}
if (!validShadows)
{
shadowData[i].x = 0f;
continue;
}
Vector2 tileOffset = ConfigureShadowTile(tileIndex, split, tileSize);
shadowData[i].z = tileOffset.x * tileScale;
shadowData[i].w = tileOffset.y * tileScale;
shadowBuffer.SetViewProjectionMatrices(viewMatrix, projectionMatrix);
shadowBuffer.SetGlobalFloat(
shadowBiasId, cull.visibleLights[i].light.shadowBias
);
context.ExecuteCommandBuffer(shadowBuffer);
shadowBuffer.Clear();
var shadowSettings = new DrawShadowsSettings(cull, i);
shadowSettings.splitData.cullingSphere = splitData.cullingSphere;
context.DrawShadows(ref shadowSettings);
CalculateWorldToShadowMatrix(
ref viewMatrix, ref projectionMatrix, out worldToShadowMatrices[i]
);
tileIndex += 1;
if (shadowData[i].y <= 0f)
{
hardShadows = true;
}
else
{
softShadows = true;
}
}
shadowBuffer.DisableScissorRect();
shadowBuffer.SetGlobalTexture(shadowMapId, shadowMap);
shadowBuffer.SetGlobalMatrixArray(
worldToShadowMatricesId, worldToShadowMatrices
);
shadowBuffer.SetGlobalVectorArray(shadowDataId, shadowData);
float invShadowMapSize = 1f / shadowMapSize;
shadowBuffer.SetGlobalVector(
shadowMapSizeId, new Vector4(
invShadowMapSize, invShadowMapSize, shadowMapSize, shadowMapSize
)
);
CoreUtils.SetKeyword(shadowBuffer, shadowsHardKeyword, hardShadows);
CoreUtils.SetKeyword(shadowBuffer, shadowsSoftKeyword, softShadows);
shadowBuffer.EndSample("Render Shadows");
context.ExecuteCommandBuffer(shadowBuffer);
shadowBuffer.Clear();
}
