107 lines
4.3 KiB
C#
107 lines
4.3 KiB
C#
using System;
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using UnityEngine;
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using UnityEngine.Experimental.Rendering;
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using UnityEngine.Rendering;
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using UnityEngine.Rendering.Universal;
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#if UNITY_6000_0_OR_NEWER
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using UnityEngine.Rendering.RenderGraphModule;
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#endif
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namespace PotaToon
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{
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public class OITDepthPass : ScriptableRenderPass
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{
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private static readonly ShaderTagId k_ShaderTagId = new ShaderTagId("OITDepth");
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private RTHandle m_OITDepthRT;
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private ProfilingSampler m_ProfilingSampler;
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private FilteringSettings m_FilteringSettings;
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public OITDepthPass(string featureName)
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{
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m_FilteringSettings = new FilteringSettings(RenderQueueRange.transparent);
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renderPassEvent = RenderPassEvent.AfterRenderingOpaques;
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m_ProfilingSampler = new ProfilingSampler(featureName);
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}
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public void Dispose()
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{
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m_OITDepthRT?.Release();
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}
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#if UNITY_6000_0_OR_NEWER
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[Obsolete]
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#endif
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public override void OnCameraSetup(CommandBuffer cmd, ref RenderingData renderingData)
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{
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var cameraDescriptor = renderingData.cameraData.cameraTargetDescriptor;
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var descriptor = new RenderTextureDescriptor(cameraDescriptor.width, cameraDescriptor.height, RenderTextureFormat.RFloat, 0);
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descriptor.sRGB = false;
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descriptor.autoGenerateMips = false;
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RenderingUtils.ReAllocateIfNeeded(ref m_OITDepthRT, descriptor, FilterMode.Point, name:"_OITDepthTexture");
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cmd.SetGlobalTexture(ShaderIDs._OITDepthTexture, m_OITDepthRT);
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ConfigureTarget(m_OITDepthRT);
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ConfigureClear(ClearFlag.All, Color.black);
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}
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#if UNITY_6000_0_OR_NEWER
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[Obsolete]
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#endif
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public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData)
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{
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var cmd = CommandBufferPool.Get();
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using (new ProfilingScope(cmd, m_ProfilingSampler))
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{
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context.ExecuteCommandBuffer(cmd);
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cmd.Clear();
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var drawSettings = RenderingUtils.CreateDrawingSettings(k_ShaderTagId, ref renderingData, SortingCriteria.CommonTransparent);
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context.DrawRenderers(renderingData.cullResults, ref drawSettings, ref m_FilteringSettings);
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}
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context.ExecuteCommandBuffer(cmd);
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CommandBufferPool.Release(cmd);
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}
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#if UNITY_6000_0_OR_NEWER
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#region RenderGraph
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private class PassData
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{
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public RendererListHandle rendererList;
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}
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public override void RecordRenderGraph(RenderGraph renderGraph, ContextContainer frameData)
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{
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var renderingData = frameData.Get<UniversalRenderingData>();
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var cameraData = frameData.Get<UniversalCameraData>();
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var lightData = frameData.Get<UniversalLightData>();
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var descriptor = new RenderTextureDescriptor(cameraData.cameraTargetDescriptor.width, cameraData.cameraTargetDescriptor.height, RenderTextureFormat.RFloat, 0);
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descriptor.sRGB = false;
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descriptor.autoGenerateMips = false;
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descriptor.depthStencilFormat = GraphicsFormat.None;
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TextureHandle output = UniversalRenderer.CreateRenderGraphTexture(renderGraph, descriptor, "_OITDepthTexture", true);
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using (var builder = renderGraph.AddRasterRenderPass<PassData>("[PotaToon] OIT Depth", out var passData, m_ProfilingSampler))
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{
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builder.SetRenderAttachment(output, 0);
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if (output.IsValid())
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builder.SetGlobalTextureAfterPass(output, ShaderIDs._OITDepthTexture);
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var drawSettings = RenderingUtils.CreateDrawingSettings(k_ShaderTagId, renderingData, cameraData, lightData, SortingCriteria.CommonTransparent);
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var param = new RendererListParams(renderingData.cullResults, drawSettings, m_FilteringSettings);
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passData.rendererList = renderGraph.CreateRendererList(param);
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builder.UseRendererList(passData.rendererList);
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builder.SetRenderFunc((PassData data, RasterGraphContext context) =>
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{
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context.cmd.DrawRendererList(data.rendererList);
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});
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}
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}
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#endregion
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#endif
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}
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} |