Added UTSAPI

2025-05-21 17:02:07 +09:00
parent 35dc7b15a6
commit 59b46bce44
9 changed files with 147 additions and 69 deletions
--- a/Runtime/UTSAPI.cs
+++ b/Runtime/UTSAPI.cs
@@ -0,0 +1,67 @@
+using UnityEngine;
+using UnityEngine.Rendering;
+using static Misaki.HdrpToon.UtsShaderPropertyName;
+
+namespace Misaki.HdrpToon
+{
+    internal class UTSAPI
+    {
+        private enum RenderPriority
+        {
+            Opaque = RenderQueue.Geometry,
+            OpaqueDecal = RenderQueue.Geometry + 225, // Opaque Decal mean Opaque that can receive decal
+            OpaqueAlphaTest = RenderQueue.AlphaTest,
+            OpaqueDecalAlphaTest = RenderQueue.AlphaTest + 25,
+            // Warning: we must not change Geometry last value to stay compatible with occlusion
+            OpaqueLast = RenderQueue.GeometryLast,
+
+            AfterPostprocessOpaque = RenderQueue.GeometryLast + 1,
+            AfterPostprocessOpaqueAlphaTest = RenderQueue.GeometryLast + 10,
+
+            TransparentFirst = RenderQueue.Transparent - 100,
+            Transparent = RenderQueue.Transparent,
+            TransparentLast = RenderQueue.Transparent + 100,
+        }
+
+        public static void SetupPass(Material material)
+        {
+            material.SetShaderPassEnabled(UtsShaderPassName.HAIR_SHADOW_CASTER_PASS_NAME, (MaterialType)material.GetInteger(SurfaceOptions.MATERIAL_TYPE) == MaterialType.FrontHair);
+            material.SetShaderPassEnabled(UtsShaderPassName.HAIR_BLENDING_TARGET_PASS_NAME, material.GetInteger(SurfaceOptions.HAIR_BLENDING_TARGET) == 1);
+        }
+
+        private static void ResetMaterialCustomRenderQueue(Material material)
+        {
+            var isTransparent = material.GetInteger(SurfaceOptions.TRANSPARENT_ENABLED) > 0.0f;
+            var isAlphaClip = material.GetInteger(SurfaceOptions.ALPHA_CLIP_ENABLE) > 0.0f;
+
+            var renderQueue = isTransparent ? RenderPriority.Transparent : (isAlphaClip ? RenderPriority.OpaqueAlphaTest : RenderPriority.Opaque);
+            material.renderQueue = (int)renderQueue;
+        }
+
+        public static void SetupProperties(Material material)
+        {
+            ResetMaterialCustomRenderQueue(material);
+
+            // We only do clip for alpha clip in depth pre-pass once. Z test for Gbuffer and forward pass need to set to equal to make sure alpha clip works correctly.
+            if (material.GetInteger("_AlphaCutoffEnable") > 0.0f)
+            {
+                material.SetInt("_ZTestGBuffer", (int)CompareFunction.Equal);
+            }
+            else
+            {
+                material.SetInt("_ZTestGBuffer", (int)CompareFunction.LessEqual);
+            }
+
+            //if (surfaceType == SurfaceType.Opaque)
+            //{
+            material.SetInt("_ZTestDepthEqualForOpaque", (int)CompareFunction.Equal);
+            //}
+            //else
+            //    material.SetInt(kZTestDepthEqualForOpaque, (int)material.GetTransparentZTest());
+        }
+
+        public static void SetupKeywords(Material material)
+        {
+        }
+    }
+}