Add render-graph main-scene pipeline recording

engine/src/Rendering/Execution/CameraRenderer.cpp

@@ -774,6 +774,7 @@ bool ExecuteRenderGraphPlan(
     RenderGraphImportedTextureRegistry importedTextures = {};
 
     bool stageExecutionSucceeded = true;
+    RenderGraphTextureHandle mainDirectionalShadowTexture = {};
     for (const CameraFrameStageInfo& stageInfo : kOrderedCameraFrameStages) {
         if (!plan.HasFrameStage(stageInfo.stage) &&
             stageInfo.stage != CameraFrameStage::MainScene) {
@@ -891,6 +892,11 @@ bool ExecuteRenderGraphPlan(
                 RenderGraphSurfaceImportUsage::Output,
                 ShouldGraphOwnStageColorTransitions(stage),
                 ShouldGraphOwnStageDepthTransitions(stage));
+        if (stage == CameraFrameStage::ShadowCaster &&
+            shadowState.HasShadowSampling() &&
+            outputSurface.depthTexture.IsValid()) {
+            mainDirectionalShadowTexture = outputSurface.depthTexture;
+        }
         const RenderSurface stageSurfaceTemplate = stagePassContext.surface;
         const bool hasStageSourceSurface = stagePassContext.sourceSurface != nullptr;
         const RenderSurface stageSourceSurfaceTemplate =
@@ -900,6 +906,32 @@ bool ExecuteRenderGraphPlan(
         const RHI::RHIResourceView* const stageSourceColorView = stagePassContext.sourceColorView;
         const RHI::ResourceStates stageSourceColorState = stagePassContext.sourceColorState;
 
+        if (stage == CameraFrameStage::MainScene &&
+            executionState.pipeline != nullptr &&
+            executionState.pipeline->SupportsMainSceneRenderGraph()) {
+            const RenderPipelineMainSceneRenderGraphContext mainSceneContext = {
+                graphBuilder,
+                stageName,
+                plan.request.context,
+                sceneData,
+                stageSurfaceTemplate,
+                hasStageSourceSurface ? &stageSourceSurfaceTemplate : nullptr,
+                const_cast<RHI::RHIResourceView*>(stageSourceColorView),
+                stageSourceColorState,
+                outputSurface.colorTextures,
+                outputSurface.depthTexture,
+                mainDirectionalShadowTexture,
+                &stageExecutionSucceeded
+            };
+            if (!executionState.pipeline->RecordMainSceneRenderGraph(mainSceneContext)) {
+                Debug::Logger::Get().Error(
+                    Debug::LogCategory::Rendering,
+                    "CameraRenderer::Render failed: RenderPipeline::RecordMainSceneRenderGraph returned false");
+                return false;
+            }
+            continue;
+        }
+
         graphBuilder.AddRasterPass(
             stageName,
             [&, sourceSurface, outputSurface, stage, stageSurfaceTemplate, hasStageSourceSurface, stageSourceSurfaceTemplate, stageSourceColorView, stageSourceColorState](