refactor(srp): remove managed backend key binding detour

engine/src/Scripting/Mono/MonoScriptRuntime.cpp

@@ -1534,10 +1534,6 @@ private:
         MonoObject* assetObject) const;
     MonoMethod* ResolveGetRuntimeResourceVersionMethod(
         MonoObject* assetObject) const;
-    MonoMethod* ResolveGetPipelineRendererAssetKeyMethod(
-        MonoObject* assetObject) const;
-    MonoMethod* ResolveGetPipelineRendererAssetKeyContextualMethod(
-        MonoObject* assetObject) const;
     MonoMethod* ResolveUsesNativeCameraFramePlanBaselineMethod(
         MonoObject* assetObject) const;
     MonoMethod* ResolveUsesNativeCameraFramePlanBaselineContextualMethod(
@@ -1559,9 +1555,6 @@ private:
     mutable MonoMethod* m_configureCameraFramePlanMethod = nullptr;
     mutable MonoMethod* m_getDefaultFinalColorSettingsMethod = nullptr;
     mutable MonoMethod* m_getRuntimeResourceVersionMethod = nullptr;
-    mutable MonoMethod* m_getPipelineRendererAssetKeyMethod = nullptr;
-    mutable MonoMethod* m_getPipelineRendererAssetKeyContextualMethod =
-        nullptr;
     mutable MonoMethod* m_usesNativeCameraFramePlanBaselineMethod =
         nullptr;
     mutable MonoMethod*
@@ -1581,10 +1574,6 @@ private:
     mutable bool m_pipelineRendererAssetResolved = false;
     mutable std::shared_ptr<const Rendering::RenderPipelineAsset>
         m_pipelineRendererAsset = nullptr;
-    mutable std::unordered_map<
-        int32_t,
-        std::shared_ptr<const Rendering::RenderPipelineAsset>>
-        m_contextualPipelineRendererAssets = {};
 };
 
 class MonoManagedRenderPipelineStageRecorder final
@@ -2217,92 +2206,17 @@ MonoManagedRenderPipelineAssetRuntime::GetPipelineRendererAsset(
         return nullptr;
     }
 
-    if (rendererIndex >= 0) {
-        const auto contextualIt =
-            m_contextualPipelineRendererAssets.find(rendererIndex);
-        if (contextualIt != m_contextualPipelineRendererAssets.end()) {
-            return contextualIt->second;
-        }
-    }
-
     if (m_pipelineRendererAssetResolved) {
-        if (rendererIndex < 0) {
-            return m_pipelineRendererAsset;
-        }
+        return m_pipelineRendererAsset;
     }
 
-    MonoObject* const assetObject = GetManagedAssetObject();
-    if (assetObject == nullptr) {
+    if (GetManagedAssetObject() == nullptr) {
         return nullptr;
     }
 
-    std::string pipelineRendererAssetKey = {};
-    MonoMethod* const contextualMethod =
-        ResolveGetPipelineRendererAssetKeyContextualMethod(assetObject);
-    if (contextualMethod != nullptr) {
-        void* args[1] = { &rendererIndex };
-        MonoObject* managedKeyObject = nullptr;
-        if (!m_runtime->InvokeManagedMethod(
-                assetObject,
-                contextualMethod,
-                args,
-                &managedKeyObject)) {
-            return nullptr;
-        }
-
-        pipelineRendererAssetKey =
-            MonoStringToUtf8(
-                reinterpret_cast<MonoString*>(managedKeyObject));
-    } else {
-        if (rendererIndex >= 0) {
-            if (m_pipelineRendererAssetResolved) {
-                return m_pipelineRendererAsset;
-            }
-        }
-
-        MonoMethod* const method =
-            ResolveGetPipelineRendererAssetKeyMethod(assetObject);
-        if (method == nullptr) {
-            return nullptr;
-        }
-
-        MonoObject* managedKeyObject = nullptr;
-        if (!m_runtime->InvokeManagedMethod(
-                assetObject,
-                method,
-                nullptr,
-                &managedKeyObject)) {
-            return nullptr;
-        }
-
-        pipelineRendererAssetKey =
-            MonoStringToUtf8(
-                reinterpret_cast<MonoString*>(managedKeyObject));
-    }
-
-    std::shared_ptr<const Rendering::RenderPipelineAsset>
-        pipelineRendererAsset = nullptr;
-    if (pipelineRendererAssetKey.empty()) {
-        if (rendererIndex >= 0) {
-            m_contextualPipelineRendererAssets[rendererIndex] = nullptr;
-        } else {
-            m_pipelineRendererAssetResolved = true;
-            m_pipelineRendererAsset.reset();
-        }
-        return nullptr;
-    }
-
-    pipelineRendererAsset =
-        Rendering::Internal::CreatePipelineRendererAssetByKey(
-            pipelineRendererAssetKey);
-    if (rendererIndex >= 0) {
-        m_contextualPipelineRendererAssets[rendererIndex] =
-            pipelineRendererAsset;
-        return pipelineRendererAsset;
-    }
-
     m_pipelineRendererAssetResolved = true;
-    m_pipelineRendererAsset = pipelineRendererAsset;
+    m_pipelineRendererAsset =
+        Rendering::Internal::CreateDefaultPipelineRendererAsset();
     return m_pipelineRendererAsset;
 }
 
@@ -2505,7 +2419,6 @@ bool MonoManagedRenderPipelineAssetRuntime::SyncManagedAssetRuntimeState() const
     ReleaseManagedPipeline();
     m_pipelineRendererAsset.reset();
     m_pipelineRendererAssetResolved = false;
-    m_contextualPipelineRendererAssets.clear();
     m_runtimeResourceVersion = runtimeResourceVersion;
     return true;
 }
@@ -2571,15 +2484,12 @@ void MonoManagedRenderPipelineAssetRuntime::ReleaseManagedAsset() const {
     m_configureCameraFramePlanMethod = nullptr;
     m_getDefaultFinalColorSettingsMethod = nullptr;
     m_getRuntimeResourceVersionMethod = nullptr;
-    m_getPipelineRendererAssetKeyMethod = nullptr;
-    m_getPipelineRendererAssetKeyContextualMethod = nullptr;
     m_usesNativeCameraFramePlanBaselineMethod = nullptr;
     m_usesNativeCameraFramePlanBaselineContextualMethod = nullptr;
     m_configureRenderSceneSetupMethod = nullptr;
     m_configureDirectionalShadowExecutionStateMethod = nullptr;
     m_pipelineRendererAsset.reset();
     m_pipelineRendererAssetResolved = false;
-    m_contextualPipelineRendererAssets.clear();
     m_runtimeResourceVersionResolved = false;
     m_runtimeResourceVersion = 0;
     const bool ownsManagedAssetHandle = m_ownsManagedAssetHandle;
@@ -2697,34 +2607,6 @@ MonoManagedRenderPipelineAssetRuntime::ResolveGetRuntimeResourceVersionMethod(
     return m_getRuntimeResourceVersionMethod;
 }
 
-MonoMethod*
-MonoManagedRenderPipelineAssetRuntime::ResolveGetPipelineRendererAssetKeyMethod(
-    MonoObject* assetObject) const {
-    if (m_getPipelineRendererAssetKeyMethod == nullptr) {
-        m_getPipelineRendererAssetKeyMethod =
-            m_runtime->ResolveManagedMethod(
-                assetObject,
-                "GetPipelineRendererAssetKey",
-                0);
-    }
-
-    return m_getPipelineRendererAssetKeyMethod;
-}
-
-MonoMethod*
-MonoManagedRenderPipelineAssetRuntime::ResolveGetPipelineRendererAssetKeyContextualMethod(
-    MonoObject* assetObject) const {
-    if (m_getPipelineRendererAssetKeyContextualMethod == nullptr) {
-        m_getPipelineRendererAssetKeyContextualMethod =
-            m_runtime->ResolveManagedMethod(
-                assetObject,
-                "GetPipelineRendererAssetKeyContextual",
-                1);
-    }
-
-    return m_getPipelineRendererAssetKeyContextualMethod;
-}
-
 MonoMethod*
 MonoManagedRenderPipelineAssetRuntime::
     ResolveUsesNativeCameraFramePlanBaselineMethod(