103 lines
3.7 KiB
C#
103 lines
3.7 KiB
C#
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using System.Collections.Generic;
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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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namespace Naiwen.TAA
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{
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sealed class TAAFeature : ScriptableRendererFeature
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{
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#region Fields
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static ScriptableRendererFeature s_Instance;
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//readonly CameraSettingPass m_cameraSettingPass;//v0.4
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// readonly TAAPass m_TAAPass;//v0.4
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CameraSettingPass m_cameraSettingPass;//v0.4
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TAAPass m_TAAPass;//v0.4
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Dictionary<Camera, TAAData> m_TAADatas;
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Matrix4x4 previewView;
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Matrix4x4 previewProj;
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#endregion
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internal TAAFeature()
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{
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// Set data
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s_Instance = this;
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//m_cameraSettingPass = new CameraSettingPass(); //v0.4
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// m_TAAPass = new TAAPass();//v0.4
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// m_TAADatas = new Dictionary<Camera, TAAData>();//v0.4
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}
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void OnEnable()
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{
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m_cameraSettingPass = new CameraSettingPass(); //v0.4
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m_TAAPass = new TAAPass();//v0.4
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m_TAADatas = new Dictionary<Camera, TAAData>();//v0.4
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}
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public override void AddRenderPasses(ScriptableRenderer renderer, ref RenderingData renderingData)
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{
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var camera = renderingData.cameraData.camera;
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TAAData TaaData;
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//v0.4
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if (m_cameraSettingPass == null)
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{
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m_cameraSettingPass = new CameraSettingPass(); //v0.4
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}
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if (m_TAAPass == null)
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{
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m_TAAPass = new TAAPass();//v0.4
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}
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if (m_TAADatas == null)
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{
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m_TAADatas = new Dictionary<Camera, TAAData>();//v0.4
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}
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if (m_TAADatas != null)//v0.4
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{
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if (!m_TAADatas.TryGetValue(camera, out TaaData))
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{
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TaaData = new TAAData();
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m_TAADatas.Add(camera, TaaData);
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}
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var stack = VolumeManager.instance.stack;
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var TaaComonent = stack.GetComponent<TemporalAntiAliasing>();
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if (TaaComonent.IsActive() && !renderingData.cameraData.isSceneViewCamera)
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{
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UpdateTAAData(renderingData, TaaData, TaaComonent);
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m_cameraSettingPass.Setup(TaaData);
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renderer.EnqueuePass(m_cameraSettingPass);
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m_TAAPass.Setup(TaaData, TaaComonent);
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renderer.EnqueuePass(m_TAAPass);
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}
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else if (!TaaComonent.IsActive())
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{
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m_TAAPass.Clear();
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}
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}
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}
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public override void Create()
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{
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name = "TAA";
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}
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void UpdateTAAData(RenderingData renderingData, TAAData TaaData, TemporalAntiAliasing Taa)
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{
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Camera camera = renderingData.cameraData.camera;
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Vector2 additionalSample = Utils.GenerateRandomOffset()* Taa.spread.value;
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TaaData.sampleOffset = additionalSample;
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TaaData.porjPreview = previewProj;
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TaaData.viewPreview = previewView;
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TaaData.projOverride = camera.orthographic
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? Utils.GetJitteredOrthographicProjectionMatrix(camera, TaaData.sampleOffset)
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: Utils.GetJitteredPerspectiveProjectionMatrix(camera, TaaData.sampleOffset);
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TaaData.sampleOffset = new Vector2(TaaData.sampleOffset.x / camera.scaledPixelWidth, TaaData.sampleOffset.y / camera.scaledPixelHeight);
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previewView = camera.worldToCameraMatrix;
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previewProj = camera.projectionMatrix;
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}
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}
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}
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