76 lines
2.6 KiB
C#
76 lines
2.6 KiB
C#
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using System;
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using System.Runtime.InteropServices;
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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 X.Rendering.Feature
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{
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public enum EFrameGeneration
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{
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AFME,// Adaptive Frame Motion Extrapolation GL_QCOM_frame_extrapolation
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HW_INTERPOLATE,// 华为 Graphics Accelerate Kit 内插值
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HW_EXTRAPOLATION,// 华为 Graphics Accelerate Kit 外插值
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//VGS,// vivo
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FSR2,
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FSR3,
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}
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public unsafe class FG
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{
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static int frameIndex = 0;
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static RTHandle[] historys = new RTHandle[2];
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static RTHandle presentRt;
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static bool presented = false;
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public static bool UseFG = true;
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public static bool CanDoFG => frameIndex > 0 && frameIndex % 3 == 0 && !presented && UseFG;
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[StructLayout(LayoutKind.Sequential)]
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struct AFMEParam
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{
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public IntPtr src;
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public IntPtr data;
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public IntPtr dst;
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}
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static IntPtr data = Marshal.AllocHGlobal(sizeof(AFMEParam));
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public static bool FrameGenearte(ScriptableRenderContext context, CommandBuffer cmd, out RTHandle dst)
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{
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#if UNITY_ANDROID && !UNITY_EDITOR
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Debug.Log("FrameGenearte" + frameIndex);
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dst = presentRt;
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var history1 = historys[frameIndex % 2];
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var history2 = historys[frameIndex % 2 == 1 ? 0 : 1];
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AFMEParam* p = (AFMEParam*)data.ToPointer();
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p->src = history1.rt.GetNativeTexturePtr();
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p->data = history2.rt.GetNativeTexturePtr();
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p->dst = dst.rt.GetNativeTexturePtr();
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cmd.IssuePluginEventAndData(RenderingPlugin.GetRenderEventAndDataFunc(), (int)RenderingPlugin.NativeRenderingEvent.DoFGExtrapolation, data);
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context.ExecuteCommandBuffer(cmd);
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cmd.Clear();
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presented = true;
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return true;
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#else
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dst = null;
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return false;
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#endif
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}
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public static void RecordFrame(RTHandle source, CommandBuffer cmd)
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{
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presented = false;
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var index = frameIndex++ % 2;
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var desc = source.rt.descriptor;
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desc.graphicsFormat = UnityEngine.Experimental.Rendering.GraphicsFormat.R8G8B8A8_UNorm;
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desc.depthBufferBits = 0;
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RenderingUtils.ReAllocateIfNeeded(ref historys[0], desc);
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RenderingUtils.ReAllocateIfNeeded(ref historys[1], desc);
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RenderingUtils.ReAllocateIfNeeded(ref presentRt, desc);
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var history = historys[index];
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cmd.Blit(source, history);
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}
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}
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}
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