public override void FrameUpdate(PipelineCamera cam, ref PipelineCommandData data)
{
CommandBuffer buffer = data.buffer;
texComponent.UpdateProperty(cam);
SetHistory(cam.cam, buffer, ref texComponent.historyTex, cam.targets.renderTargetIdentifier);
RenderTexture historyTex = texComponent.historyTex;
//TAA Start
const float kMotionAmplification_Blending = 100f * 60f;
const float kMotionAmplification_Bounding = 100f * 30f;
buffer.SetGlobalFloat(ShaderIDs._Sharpness, sharpness);
buffer.SetGlobalVector(ShaderIDs._TemporalClipBounding, new Vector4(stationaryAABBScale, motionAABBScale, kMotionAmplification_Bounding, 0f));
buffer.SetGlobalVector(ShaderIDs._FinalBlendParameters, new Vector4(stationaryBlending, motionBlending, kMotionAmplification_Blending, 0f));
buffer.SetGlobalTexture(ShaderIDs._HistoryTex, historyTex);
buffer.SetGlobalTexture(ShaderIDs._LastFrameDepthTexture, prevDepthData.SSR_PrevDepth_RT);
buffer.SetGlobalTexture(ShaderIDs._LastFrameMotionVectors, texComponent.historyMV);
buffer.SetGlobalMatrix(ShaderIDs._InvLastVp, proper.inverseLastViewProjection);
RenderTargetIdentifier source, dest;
PipelineFunctions.RunPostProcess(ref cam.targets, out source, out dest);
buffer.BlitSRT(source, dest, ShaderIDs._DepthBufferTexture, taaMat, 0);
buffer.CopyTexture(dest, historyTex);
buffer.CopyTexture(ShaderIDs._CameraMotionVectorsTexture, texComponent.historyMV);
prevDepthData.UpdateCameraSize(new Vector2Int(cam.cam.pixelWidth, cam.cam.pixelHeight));
buffer.CopyTexture(ShaderIDs._CameraDepthTexture, 0, 0, prevDepthData.SSR_PrevDepth_RT, 0, 0);
}
private void RenderScreenSpaceReflection(CommandBuffer ScreenSpaceReflectionBuffer, SSRCameraData camData, PipelineCamera cam)
{
Vector2Int resolution = new Vector2Int(cam.cam.pixelWidth, cam.cam.pixelHeight);
//////Gte HiZ_DEPTHrt//////
ScreenSpaceReflectionBuffer.CopyTexture(ShaderIDs._CameraDepthTexture, 0, 0, camData.SSR_HierarchicalDepth_RT, 0, 0);
for (int i = 1; i < 9; ++i)
{
ScreenSpaceReflectionBuffer.SetGlobalInt(SSR_HiZ_PrevDepthLevel_ID, i - 1);
ScreenSpaceReflectionBuffer.SetRenderTarget(camData.SSR_HierarchicalDepth_BackUp_RT, i);
ScreenSpaceReflectionBuffer.DrawMesh(GraphicsUtility.mesh, Matrix4x4.identity, StochasticScreenSpaceReflectionMaterial, 0, 0);
ScreenSpaceReflectionBuffer.CopyTexture(camData.SSR_HierarchicalDepth_BackUp_RT, 0, i, camData.SSR_HierarchicalDepth_RT, 0, i);
}
ScreenSpaceReflectionBuffer.SetGlobalTexture(SSR_HierarchicalDepth_ID, camData.SSR_HierarchicalDepth_RT);
//////Set SceneColorRT//////
ScreenSpaceReflectionBuffer.CopyTexture(cam.targets.renderTargetIdentifier, 0, 0, camData.SSR_SceneColor_RT, 0, 0);
ScreenSpaceReflectionBuffer.SetGlobalTexture(SSR_SceneColor_ID, camData.SSR_SceneColor_RT);
ScreenSpaceReflectionBuffer.GenerateMips(camData.SSR_SceneColor_RT);
ScreenSpaceReflectionBuffer.GetTemporaryRT(SSR_Trace_ID, resolution.x / 2, resolution.y / 2, 0, FilterMode.Point, RenderTextureFormat.ARGBHalf, RenderTextureReadWrite.Linear);
ScreenSpaceReflectionBuffer.GetTemporaryRT(SSR_GetSSRColor_ID, resolution.x, resolution.y, 0, FilterMode.Bilinear, RenderTextureFormat.ARGBHalf, RenderTextureReadWrite.Linear);
ScreenSpaceReflectionBuffer.SetRenderTarget(SSR_GetSSRColor_ID);
ScreenSpaceReflectionBuffer.ClearRenderTarget(false, true, new Color(0, 0, 0, 0));
//////RayCasting//////
for (int i = 0; i < 2; ++i)
{
ScreenSpaceReflectionBuffer.SetGlobalVector(ShaderIDs._RandomSeed, (float4)(rand.NextDouble4()));
ScreenSpaceReflectionBuffer.BlitSRT(SSR_Trace_ID, StochasticScreenSpaceReflectionMaterial, 1);
//////GetSSRColor//////
ScreenSpaceReflectionBuffer.BlitSRT(SSR_GetSSRColor_ID, StochasticScreenSpaceReflectionMaterial, 2);
}
//////Temporal filter//////
ScreenSpaceReflectionBuffer.GetTemporaryRT(SSR_TemporalCurr_ID, resolution.x, resolution.y, 0, FilterMode.Bilinear, RenderTextureFormat.ARGBHalf, RenderTextureReadWrite.Linear);
ScreenSpaceReflectionBuffer.SetGlobalTexture(SSR_TemporalPrev_ID, camData.SSR_TemporalPrev_RT);
ScreenSpaceReflectionBuffer.SetGlobalTexture(ShaderIDs._LastFrameDepthTexture, prevDepthData.SSR_PrevDepth_RT);
ScreenSpaceReflectionBuffer.BlitSRT(SSR_TemporalCurr_ID, StochasticScreenSpaceReflectionMaterial, 3);
ScreenSpaceReflectionBuffer.CopyTexture(SSR_TemporalCurr_ID, 0, 0, camData.SSR_TemporalPrev_RT, 0, 0);
if (prevDepthData.targetObject == this)
{
prevDepthData.UpdateCameraSize(resolution);
ScreenSpaceReflectionBuffer.CopyTexture(ShaderIDs._CameraDepthTexture, 0, 0, prevDepthData.SSR_PrevDepth_RT, 0, 0);
}
ScreenSpaceReflectionBuffer.ReleaseTemporaryRT(SSR_Trace_ID);
ScreenSpaceReflectionBuffer.ReleaseTemporaryRT(SSR_GetSSRColor_ID);
ScreenSpaceReflectionBuffer.ReleaseTemporaryRT(SSR_TemporalCurr_ID);
}
