225 lines
9.4 KiB
C#
225 lines
9.4 KiB
C#
//pipelinedefine
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#define H_URP
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using HTraceWSGI.Scripts.Extensions.CameraHistorySystem;
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using HTraceWSGI.Scripts.Globals;
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using HTraceWSGI.Scripts.Passes.Shared;
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using UnityEngine;
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using UnityEngine.Rendering;
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using UnityEngine.Rendering.Universal;
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#if UNITY_2023_3_OR_NEWER
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using UnityEngine.Rendering.RenderGraphModule;
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#endif
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namespace HTraceWSGI.Scripts.Passes.URP
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{
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internal class PrePassURP : ScriptableRenderPass
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{
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private static Vector4 s_HRenderScalePrevious = Vector4.one;
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private struct HistoryCameraData : ICameraHistoryData
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{
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private int hash;
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public Matrix4x4 previousViewProjMatrix;
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public Matrix4x4 previousInvViewProjMatrix;
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public int GetHash() => hash;
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public void SetHash(int hashIn) => this.hash = hashIn;
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}
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private static readonly CameraHistorySystem<HistoryCameraData> CameraHistorySystem = new CameraHistorySystem<HistoryCameraData>();
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private static int s_FrameCount = 0;
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#region --------------------------- Non Render Graph ---------------------------
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#if !UNITY_6000_4_OR_NEWER
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private ScriptableRenderer _renderer;
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protected internal void Initialize(ScriptableRenderer renderer)
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{
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_renderer = renderer;
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}
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#if UNITY_2023_3_OR_NEWER
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[System.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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Camera camera = renderingData.cameraData.camera;
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CameraHistorySystem.UpdateCameraHistoryIndex(camera.GetHashCode());
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CameraHistorySystem.UpdateCameraHistoryData();
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CameraHistorySystem.GetCameraData().SetHash(camera.GetHashCode());
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}
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#if UNITY_2023_3_OR_NEWER
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[System.Obsolete]
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#endif
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public override void Configure(CommandBuffer cmd, RenderTextureDescriptor cameraTextureDescriptor)
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{
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ConfigureInput(ScriptableRenderPassInput.Depth); // | ScriptableRenderPassInput.Normal);
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}
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#if UNITY_2023_3_OR_NEWER
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[System.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(HNames.HTRACE_PRE_PASS_NAME);
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Camera camera = renderingData.cameraData.camera;
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var cameraDepthTexture = Shader.GetGlobalTexture(HShaderParams.g_CameraDepthTexture);
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var cameraNormalsTexture = Shader.GetGlobalTexture(HShaderParams.g_CameraNormalsTexture);
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if (cameraDepthTexture == null)
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Shader.SetGlobalTexture(HShaderParams.g_CameraDepthTexture, HRenderer.EmptyTexture);
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if (cameraNormalsTexture == null)
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Shader.SetGlobalTexture(HShaderParams.g_CameraNormalsTexture, HRenderer.EmptyTexture);
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// -------------- HRenderScale -----------------
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// Unity's _RTHandleScale in URP always (1,1,1,1)? We need to overwrite it anyway...
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cmd.SetGlobalVector(HShaderParams.HRenderScalePrevious, s_HRenderScalePrevious);
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//s_HRenderScalePrevious = new Vector4(RTHandles.rtHandleProperties.rtHandleScale.x, RTHandles.rtHandleProperties.rtHandleScale.y, 1 / RTHandles.rtHandleProperties.rtHandleScale.x, 1 / RTHandles.rtHandleProperties.rtHandleScale.y); //we don't needed it more
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cmd.SetGlobalVector(HShaderParams.HRenderScale, s_HRenderScalePrevious);
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// -------------- Matrix -----------------
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Matrix4x4 projMatrix = GL.GetGPUProjectionMatrix(camera.projectionMatrix, true); //renderingData.cameraData.GetGPUProjectionMatrix();
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Matrix4x4 viewMatrix = renderingData.cameraData.GetViewMatrix();
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Matrix4x4 viewProjMatrix = projMatrix * viewMatrix;
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Matrix4x4 invViewProjMatrix = Matrix4x4.Inverse(viewProjMatrix);
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{
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cmd.SetGlobalMatrix(HShaderParams.H_MATRIX_VP, viewProjMatrix);
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cmd.SetGlobalMatrix(HShaderParams.H_MATRIX_I_VP, invViewProjMatrix);
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ref var previousViewProjMatrix = ref CameraHistorySystem.GetCameraData().previousViewProjMatrix;
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cmd.SetGlobalMatrix(HShaderParams.H_MATRIX_PREV_VP, previousViewProjMatrix);
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ref var previousInvViewProjMatrix = ref CameraHistorySystem.GetCameraData().previousInvViewProjMatrix;
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cmd.SetGlobalMatrix(HShaderParams.H_MATRIX_PREV_I_VP, previousInvViewProjMatrix);
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previousViewProjMatrix = viewProjMatrix;
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previousInvViewProjMatrix = invViewProjMatrix;
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CameraHistorySystem.GetCameraData().SetHash(camera.GetHashCode());
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// HistoryCameraData currentData = CameraHistorySystem.GetCameraData();
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// currentData.previousViewProjMatrix = viewProjMatrix;
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// currentData.previousInvViewProjMatrix = invViewProjMatrix;
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// CameraHistorySystem.SetCameraData(currentData);
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}
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// -------------- Other -----------------
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cmd.SetGlobalInt(HShaderParams.FrameCount, s_FrameCount);
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s_FrameCount++;
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// Unity's blue noise is unreliable, so we'll use ours in all pipelines
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HBlueNoiseShared.SetTextures(cmd);
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context.ExecuteCommandBuffer(cmd);
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cmd.Clear();
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CommandBufferPool.Release(cmd);
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}
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#endif
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#endregion --------------------------- Non Render Graph ---------------------------
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#region --------------------------- Render Graph ---------------------------
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#if UNITY_2023_3_OR_NEWER
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private class PassData
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{
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public RendererListHandle RendererListHandle;
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public UniversalCameraData UniversalCameraData;
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}
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public override void RecordRenderGraph(RenderGraph renderGraph, ContextContainer frameData)
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{
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using (var builder = renderGraph.AddUnsafePass<PassData>(HNames.HTRACE_PRE_PASS_NAME, out var passData, new ProfilingSampler(HNames.HTRACE_PRE_PASS_NAME)))
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{
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UniversalResourceData resourceData = frameData.Get<UniversalResourceData>();
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UniversalCameraData universalCameraData = frameData.Get<UniversalCameraData>();
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UniversalRenderingData universalRenderingData = frameData.Get<UniversalRenderingData>();
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UniversalLightData lightData = frameData.Get<UniversalLightData>();
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ConfigureInput(ScriptableRenderPassInput.Depth | ScriptableRenderPassInput.Normal);
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builder.AllowGlobalStateModification(true);
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builder.AllowPassCulling(false);
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passData.UniversalCameraData = universalCameraData;
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Camera camera = universalCameraData.camera;
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CameraHistorySystem.UpdateCameraHistoryIndex(camera.GetHashCode());
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CameraHistorySystem.UpdateCameraHistoryData();
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CameraHistorySystem.GetCameraData().SetHash(camera.GetHashCode());
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builder.SetRenderFunc((PassData data, UnsafeGraphContext context) => ExecutePass(data, context));
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}
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}
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private static void ExecutePass(PassData data, UnsafeGraphContext rgContext)
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{
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var cmd = CommandBufferHelpers.GetNativeCommandBuffer(rgContext.cmd);
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Camera camera = data.UniversalCameraData.camera;
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var cameraDepthTexture = Shader.GetGlobalTexture(HShaderParams.g_CameraDepthTexture);
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var cameraNormalsTexture = Shader.GetGlobalTexture(HShaderParams.g_CameraNormalsTexture);
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if (cameraDepthTexture == null)
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Shader.SetGlobalTexture(HShaderParams.g_CameraDepthTexture, HRenderer.EmptyTexture);
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if (cameraNormalsTexture == null)
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Shader.SetGlobalTexture(HShaderParams.g_CameraNormalsTexture, HRenderer.EmptyTexture);
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// -------------- HRenderScale -----------------
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// Unity's _RTHandleScale in URP always (1,1,1,1)? We need to overwrite it anyway...
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cmd.SetGlobalVector(HShaderParams.HRenderScalePrevious, s_HRenderScalePrevious);
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//s_HRenderScalePrevious = new Vector4(RTHandles.rtHandleProperties.rtHandleScale.x, RTHandles.rtHandleProperties.rtHandleScale.y, 1 / RTHandles.rtHandleProperties.rtHandleScale.x, 1 / RTHandles.rtHandleProperties.rtHandleScale.y); //we don't needed it more
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cmd.SetGlobalVector(HShaderParams.HRenderScale, s_HRenderScalePrevious);
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// -------------- Matrix -----------------
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Matrix4x4 projMatrix = GL.GetGPUProjectionMatrix(camera.projectionMatrix, true); //renderingData.cameraData.GetGPUProjectionMatrix();
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Matrix4x4 viewMatrix = data.UniversalCameraData.GetViewMatrix();
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Matrix4x4 viewProjMatrix = projMatrix * viewMatrix;
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Matrix4x4 invViewProjMatrix = Matrix4x4.Inverse(viewProjMatrix);
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{
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cmd.SetGlobalMatrix(HShaderParams.H_MATRIX_VP, viewProjMatrix);
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cmd.SetGlobalMatrix(HShaderParams.H_MATRIX_I_VP, invViewProjMatrix);
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ref var previousViewProjMatrix = ref CameraHistorySystem.GetCameraData().previousViewProjMatrix;
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cmd.SetGlobalMatrix(HShaderParams.H_MATRIX_PREV_VP, previousViewProjMatrix);
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ref var previousInvViewProjMatrix = ref CameraHistorySystem.GetCameraData().previousInvViewProjMatrix;
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cmd.SetGlobalMatrix(HShaderParams.H_MATRIX_PREV_I_VP, previousInvViewProjMatrix);
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previousViewProjMatrix = viewProjMatrix;
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previousInvViewProjMatrix = invViewProjMatrix;
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CameraHistorySystem.GetCameraData().SetHash(camera.GetHashCode());
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// HistoryCameraData currentData = CameraHistorySystem.GetCameraData();
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// currentData.previousViewProjMatrix = viewProjMatrix;
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// currentData.previousInvViewProjMatrix = invViewProjMatrix;
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// CameraHistorySystem.SetCameraData(currentData);
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}
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// -------------- Other -----------------
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cmd.SetGlobalInt(HShaderParams.FrameCount, s_FrameCount);
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s_FrameCount++;
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// Unity's blue noise is unreliable, so we'll use ours in all pipelines
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HBlueNoiseShared.SetTextures(cmd);
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// Dummy buffers for Debug
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cmd.SetGlobalTexture(HShaderParams.g_HTraceBufferGI, rgContext.defaultResources.blackTexture);
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cmd.SetGlobalTexture(HShaderParams.g_GeometryNormal, rgContext.defaultResources.blackTexture);
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cmd.SetGlobalTexture(HShaderParams.g_LightClusterDebug, rgContext.defaultResources.blackTexture);
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}
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#endif
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#endregion --------------------------- Render Graph ---------------------------
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protected internal void Dispose()
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{
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s_FrameCount = 0;
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}
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}
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}
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