Align managed render graph authoring surface

managed/XCEngine.ScriptCore/Rendering/Core/ScriptableRenderContext.cs

@@ -3,8 +3,8 @@ using XCEngine;
 namespace XCEngine.Rendering
 {
     // SRP v1 managed recording surface. Scene draws still delegate to the
-    // native SceneDrawBackend, and raster-pass recording is limited to the
-    // fullscreen PostProcess / FinalOutput stages.
+    // native SceneDrawBackend; RenderGraph raster authoring can record scene
+    // and fullscreen stages through the Unity-style managed surface.
     public sealed class ScriptableRenderContext
     {
         private readonly ulong m_nativeHandle;
@@ -14,16 +14,16 @@ namespace XCEngine.Rendering
             m_nativeHandle = nativeHandle;
         }
 
-        public CameraFrameStage stage =>
+        internal CameraFrameStage stage =>
             (CameraFrameStage)InternalCalls.Rendering_ScriptableRenderContext_GetStage(
                 m_nativeHandle);
 
-        public int rendererIndex =>
+        internal int rendererIndex =>
             InternalCalls
                 .Rendering_ScriptableRenderContext_GetRendererIndex(
                     m_nativeHandle);
 
-        public ulong framePlanId =>
+        internal ulong framePlanId =>
             InternalCalls
                 .Rendering_ScriptableRenderContext_GetFramePlanId(
                     m_nativeHandle);
@@ -33,19 +33,19 @@ namespace XCEngine.Rendering
                 .Rendering_ScriptableRenderContext_GetPassName(
                     m_nativeHandle) ?? string.Empty;
 
-        public RenderGraphTextureHandle sourceColorTexture =>
+        internal RenderGraphTextureHandle sourceColorTexture =>
             RenderGraphTextureHandle.FromNativeIndex(
                 InternalCalls
                     .Rendering_ScriptableRenderContext_GetSourceColorTextureHandle(
                         m_nativeHandle));
 
-        public RenderGraphTextureHandle primaryColorTarget =>
+        internal RenderGraphTextureHandle primaryColorTarget =>
             RenderGraphTextureHandle.FromNativeIndex(
                 InternalCalls
                     .Rendering_ScriptableRenderContext_GetPrimaryColorTargetHandle(
                         m_nativeHandle));
 
-        public RenderGraphTextureHandle depthTarget =>
+        internal RenderGraphTextureHandle depthTarget =>
             RenderGraphTextureHandle.FromNativeIndex(
                 InternalCalls
                     .Rendering_ScriptableRenderContext_GetDepthTargetHandle(
@@ -142,7 +142,7 @@ namespace XCEngine.Rendering
                     RendererListType.Transparent));
         }
 
-        public RenderGraphTextureHandle CreateTransientTexture(
+        internal RenderGraphTextureHandle CreateTransientTexture(
             string name,
             RenderGraphTextureDesc desc)
         {
@@ -154,7 +154,7 @@ namespace XCEngine.Rendering
                         ref desc));
         }
 
-        public RenderGraphTextureHandle
+        internal RenderGraphTextureHandle
         CreateFullscreenTransientColorTexture(
             string name)
         {
@@ -165,7 +165,7 @@ namespace XCEngine.Rendering
                         name));
         }
 
-        public RenderGraphTextureHandle
+        internal RenderGraphTextureHandle
         CreateFullscreenTransientDepthTexture(
             string name)
         {
@@ -193,10 +193,10 @@ namespace XCEngine.Rendering
                         ref renderStateBlock));
         }
 
-        // Public RenderGraph raster authoring entry point. Built-in fullscreen
-        // kernels are internal URP implementation details, not public context
-        // shortcuts.
-        public RenderGraphRasterPassBuilder AddRasterPass(
+        // Internal backing entry point for public RenderGraph raster authoring.
+        // Built-in fullscreen kernels are URP implementation details, not
+        // public context shortcuts.
+        internal RenderGraphRasterPassBuilder AddRasterPass(
             string passName)
         {
             return new RenderGraphRasterPassBuilder(

managed/XCEngine.ScriptCore/Rendering/Graph/RenderGraph.cs

@@ -31,6 +31,48 @@ namespace XCEngine.Rendering.RenderGraphModule
             return m_context.AddRasterPass(passName);
         }
 
+        public XCEngine.Rendering.RenderGraphTextureHandle
+        CreateTransientTexture(
+            string name,
+            XCEngine.Rendering.RenderGraphTextureDesc desc)
+        {
+            if (m_context == null)
+            {
+                throw new InvalidOperationException(
+                    "RenderGraph is not bound to a recording context.");
+            }
+
+            return m_context.CreateTransientTexture(
+                name,
+                desc);
+        }
+
+        public XCEngine.Rendering.RenderGraphTextureHandle
+        CreateFullscreenTransientColorTexture(
+            string name)
+        {
+            if (m_context == null)
+            {
+                throw new InvalidOperationException(
+                    "RenderGraph is not bound to a recording context.");
+            }
+
+            return m_context.CreateFullscreenTransientColorTexture(name);
+        }
+
+        public XCEngine.Rendering.RenderGraphTextureHandle
+        CreateFullscreenTransientDepthTexture(
+            string name)
+        {
+            if (m_context == null)
+            {
+                throw new InvalidOperationException(
+                    "RenderGraph is not bound to a recording context.");
+            }
+
+            return m_context.CreateFullscreenTransientDepthTexture(name);
+        }
+
         public XCEngine.Rendering.RendererListHandle
         CreateRendererList(
             XCEngine.Rendering.RendererListDesc rendererListDesc)