升级水插件

Packages/com.waveharmonic.crest/Runtime/Scripts/Utility/Shared/Rendering/Rendering.cs

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+// Crest Water System
+// Copyright © 2024 Wave Harmonic. All rights reserved.
+
+#if ENABLE_VR && d_UnityModuleVR
+#define _XR_ENABLED
+#endif
+
+using UnityEngine;
+using UnityEngine.Experimental.Rendering;
+using UnityEngine.XR;
+
+namespace WaveHarmonic.Crest
+{
+    static partial class Rendering
+    {
+        public static partial class BIRP
+        {
+            static partial class ShaderIDs
+            {
+                public static readonly int s_InverseViewProjection = Shader.PropertyToID("_Crest_InverseViewProjection");
+            }
+
+            public static Texture GetWhiteTexture(Camera camera)
+            {
+#if _XR_ENABLED
+                if (camera.stereoEnabled && SinglePassXR)
+                {
+                    return WhiteTextureXR;
+                }
+#endif
+
+                return Texture2D.whiteTexture;
+            }
+
+            public static void SetMatrices(Camera camera)
+            {
+                Shader.SetGlobalMatrix(ShaderIDs.s_InverseViewProjection, (GL.GetGPUProjectionMatrix(camera.projectionMatrix, true) * camera.worldToCameraMatrix).inverse);
+
+#if _XR_ENABLED
+                SetMatricesXR(camera);
+#endif
+            }
+
+            public enum FrameBufferFormatOverride
+            {
+                None,
+                LDR,
+                HDR,
+            }
+
+            public static RenderTextureDescriptor GetCameraTargetDescriptor(Camera camera, FrameBufferFormatOverride hdrOverride = FrameBufferFormatOverride.None)
+            {
+                RenderTextureDescriptor descriptor;
+
+#if _XR_ENABLED
+                if (camera.stereoEnabled)
+                {
+                    // Will not set the following correctly:
+                    // - HDR format
+                    descriptor = XRSettings.eyeTextureDesc;
+                }
+                else
+#endif
+                {
+                    // As recommended by Unity, in 2021.2 using SystemInfo.GetGraphicsFormat with DefaultFormat.LDR is
+                    // necessary or gamma color space texture is returned:
+                    // https://docs.unity3d.com/ScriptReference/Experimental.Rendering.DefaultFormat.html
+                    descriptor = new(camera.pixelWidth, camera.pixelHeight, SystemInfo.GetGraphicsFormat(DefaultFormat.LDR), 0);
+                }
+
+                // Set HDR format.
+                if (camera.allowHDR && QualitySettings.activeColorSpace == ColorSpace.Linear)
+                {
+                    var format = DefaultFormat.HDR;
+
+                    if (hdrOverride is not FrameBufferFormatOverride.None)
+                    {
+                        format = hdrOverride is FrameBufferFormatOverride.HDR ? DefaultFormat.HDR : DefaultFormat.LDR;
+                    }
+#if UNITY_ANDROID || UNITY_IOS || UNITY_TVOS
+                    else
+                    {
+                        format = DefaultFormat.LDR;
+                    }
+#endif
+
+                    descriptor.graphicsFormat = SystemInfo.GetGraphicsFormat(format);
+                }
+
+                return descriptor;
+            }
+        }
+    }
+
+    static partial class Rendering
+    {
+        // Blit
+        public static partial class BIRP
+        {
+            // Need to cast to int but no conversion cost.
+            // https://stackoverflow.com/a/69148528
+            internal enum UtilityPass
+            {
+                CopyDepth,
+                Copy,
+                MergeDepth,
+            }
+
+            static Material s_UtilityMaterial;
+            public static Material UtilityMaterial
+            {
+                get
+                {
+                    if (s_UtilityMaterial == null)
+                    {
+                        s_UtilityMaterial = new(Shader.Find("Hidden/Crest/Legacy/Blit"));
+                    }
+
+                    return s_UtilityMaterial;
+                }
+            }
+        }
+    }
+}