public static void RenderSingleCamera(DoomSRPPipeline 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, 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;
LightLoop lightloop = pipelineInstance.GetLightLoop();
InitializeCameraData(pipelineInstance.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, ref lightloop, 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
}
private void Set(CameraData cameraData, PipelineSettings pipelineSettings, LightLoop lightLoop)
{
generateClusterJob.ClusterCB_GridDimX = pipelineSettings.NumClusterX;
generateClusterJob.ClusterCB_GridDimY = pipelineSettings.NumClusterY;
generateClusterJob.ClusterCB_GridDimZ = pipelineSettings.NumClusterZ;
generateClusterJob.ClusterCB_ViewNear = cameraData.zNear;
generateClusterJob.ClusterCB_SizeX = ((float)cameraData.pixelWidth / (float)pipelineSettings.NumClusterX);
generateClusterJob.ClusterCB_SizeY = ((float)cameraData.pixelHeight / (float)pipelineSettings.NumClusterY);
generateClusterJob.ClusterCB_NearK = 1.0f + cameraData.sD;
generateClusterJob.ClusterCB_ScreenDimensions = new Vector4(
cameraData.pixelWidth,
cameraData.pixelHeight,
1.0f / (float)cameraData.pixelWidth,
1.0f / (float)cameraData.pixelHeight
);
generateClusterJob.ClusterCB_InverseProjectionMatrix = cameraData.GPUProjectMatrix.inverse;
generateClusterJob.cameraToWorldMatrix = cameraData.cameraToWorldMatrix;
generateClusterJob._CameraWorldMatrix = cameraData._CameraWorldMatrix;
generateClusterJob.ScreenSizeX = cameraData.pixelWidth;
generateClusterJob.ScreenSizeY = cameraData.pixelHeight;
generateClusterJob.NearZ = cameraData.zNear;
generateClusterJob.FarZ = cameraData.zFar;
generateClusterJob.ClusterCG_ZDIV = cameraData.ClusterdLighting.z;
generateClusterJob.ClusterdLighting = cameraData.ClusterdLighting;
generateClusterJob.ResultClusterAABBS = ClustersAABBs;
pointLightListGenJobSingleLine.NumClusters = pipelineSettings.NumClusters;
pointLightListGenJobSingleLine.VisibleLightsCount = lightLoop.VisibleLight;
pointLightListGenJobSingleLine.LightBounds = lightLoop.LigtsBoundList;
pointLightListGenJobSingleLine.IsClusterEditorHelper = pipelineSettings.IsClusterEditorHelper;
pointLightListGenJobSingleLine._CameraWorldMatrix = cameraData._CameraWorldMatrix;
pointLightListGenJobSingleLine.NumItemsPerCluster = LightDefins.MaxItemsPerCluster;
pointLightListGenJobSingleLine.InputClusterAABBS = ClustersAABBs;
pointLightListGenJobSingleLine.ResultClusterNumItems = ResultClusterNumItems;
pointLightListGenJobSingleLine.ResultItemsIDList = ResultItemsIDList;
pointLightListGenJob.NumClusters = pipelineSettings.NumClusters;
pointLightListGenJob.VisibleLightsCount = lightLoop.VisibleLight;
pointLightListGenJob.LightBounds = lightLoop.LigtsBoundList;
pointLightListGenJob.IsClusterEditorHelper = pipelineSettings.IsClusterEditorHelper;
pointLightListGenJob._CameraWorldMatrix = cameraData._CameraWorldMatrix;
pointLightListGenJob.NumItemsPerCluster = LightDefins.MaxItemsPerCluster;
pointLightListGenJob.InputClusterAABBS = ClustersAABBs;
pointLightListGenJob.ResultClusterNumItems = ResultClusterNumItems;
pointLightListGenJob.ResultItemsIDVec = ResultItemsIDVec.ToConcurrent();
}
static void InitializeShadowData(PipelineSettings settings, LightLoop lightLoop, ref ShadowData shadowData)
{
m_ShadowBiasData.Clear();
var lights = lightLoop.lights;
for (int i = 0; i < lights.size; ++i)
{
var light = lights[i];
m_ShadowBiasData.Add(new Vector4(light.shadowBias, light.shadowNormalBias, 0.0f, 0.0f));
}
shadowData.bias = m_ShadowBiasData;
// Until we can have keyword stripping forcing single cascade hard shadows on gles2
bool supportsScreenSpaceShadows = SystemInfo.graphicsDeviceType != GraphicsDeviceType.OpenGLES2;
// we resolve shadows in screenspace when cascades are enabled to save ALU as computing cascade index + shadowCoord on fragment is expensive
shadowData.requiresScreenSpaceShadowResolve = supportsScreenSpaceShadows;
shadowData.supportsSoftShadows = settings.supportsSoftShadows && shadowData.supportsSoftShadows;
shadowData.shadowmapDepthBufferBits = 16;
}
static void InitializeRenderingData(PipelineSettings settings, ref CameraData cameraData, ref CullResults cullResults,
ref LightLoop lightloop, out RenderingData renderingData)
{
List <VisibleLight> visibleLights = cullResults.visibleLights;
renderingData.cullResults = cullResults;
renderingData.cameraData = cameraData;
renderingData.settings = settings;
//todo 自定义光源裁剪，因为这个光源是projector光源
InitializeLightData(settings, visibleLights, lightloop, out renderingData.lightData);
renderingData.supportsDynamicBatching = false;// settings.supportsDynamicBatching;
//todo: settings
renderingData.shadowData = new ShadowData();
renderingData.shadowData.lightsShadowmapHeight = 1024;
renderingData.shadowData.lightsShadowmapWidth = 1024;
renderingData.shadowData.supportsLightShadows = true;
renderingData.shadowData.supportsSoftShadows = false;
renderingData.shadowData.shadowmapDepthBufferBits = 24;
lightloop.RebuildLightsList(cullResults.visibleLights, cameraData, settings, ref renderingData);
InitializeShadowData(settings, lightloop, ref renderingData.shadowData);
}
static void InitializeLightData(PipelineSettings settings, List <VisibleLight> visibleLights, LightLoop lightloop, out LightsData lightData)
{
// public int mainLightIndex;
//public int additionalLightsCount;
//public int maxPerObjectAdditionalLightsCount;
//public List<VisibleLight> visibleLights;
//public bool shadeAdditionalLightsPerVertex;
//public bool supportsMixedLighting;
lightData.visibleLights = visibleLights;
lightData.lightLoop = lightloop;
//lightData.mainLightIndex = 0;
}
public void Run(/*Camera camera*/ CameraData cameraData, PipelineSettings pipelineSettings, LightLoop lightLoop)
{
UnityEngine.Profiling.Profiler.BeginSample("RebuildLightsList run");
Set(cameraData, pipelineSettings, lightLoop);
UnityEngine.Profiling.Profiler.BeginSample("RebuildLightsList run generateClusterJob");
// Schedule the job with one Execute per index in the results array and only 1 item per processing batch
generateClusterJob.Run(pipelineSettings.NumClusters);
JobHandle generateClusterJobHandle = generateClusterJob.Schedule(pipelineSettings.NumClusters, 1);
UnityEngine.Profiling.Profiler.EndSample();
UnityEngine.Profiling.Profiler.BeginSample("RebuildLightsList run pointLightListGenJobSingleLine");
//pointLightListGenJob.Run(pipelineSettings.NumClusters);
JobHandle pointLightListGenJobHandle = pointLightListGenJob.Schedule(pipelineSettings.NumClusters, 8, generateClusterJobHandle);
JobHandle.ScheduleBatchedJobs();
pointLightListGenJobHandle.Complete();
UnityEngine.Profiling.Profiler.EndSample();
//JobHandle pointLightListGenJobSingleLineHandle = pointLightListGenJobSingleLine.Schedule(pipelineSettings.NumClusters, 1, generateClusterJobHandle);
//pointLightListGenJobSingleLineHandle.Complete();
#if UNITY_EDITOR
if (ClusterDebug.selectCamera == cameraData.camera)
{
ClustersAABBsCache.CopyFrom(ClustersAABBs);
}
#endif
int index = 0;
for (int i = 0; i < pipelineSettings.NumClusters; ++i)
{
index = 0;
bool found = ResultItemsIDVec.TryGetFirstValue(i, out uint item, out NativeMultiHashMapIterator <int> it);
while (found && index < pipelineSettings.MaxItemsPerCluster)
{
ResultItemsIDList[i * pipelineSettings.MaxItemsPerCluster + index] = item;
index++;
found = ResultItemsIDVec.TryGetNextValue(out item, ref it);
}
}
ResultItemsIDVec.Dispose();
UnityEngine.Profiling.Profiler.EndSample();
}