Merge pull request #890 from Unity-Technologies/Disable-Unused-camera-draw-mode

HDRenderPipeline: Disable Unused camera draw mode

ScriptableRenderPipeline/HDRenderPipeline/HDRP/HDRenderPipeline.cs

         }
     }
 
-
     public class HDRenderPipeline : RenderPipeline
     {
         enum ForwardPass
                 rendererSupportsReceiveShadows = true,
                 rendererSupportsReflectionProbes = true
             };
+
+#if UNITY_EDITOR
+            SceneViewDrawMode.SetupDrawMode();
+#endif
         }
 
         void InitializeDebugMaterials()
             m_VolumetricLightingModule.Cleanup();
 
             SupportedRenderingFeatures.active = new SupportedRenderingFeatures();
+
+#if UNITY_EDITOR
+            SceneViewDrawMode.ResetDrawMode();
+#endif
         }
 
         void CreateDepthStencilBuffer(HDCamera hdCamera)
 
                     m_LightLoop.UpdateCullingParameters(ref cullingParams);
 
-#if UNITY_EDITOR
-#endif
+
                     // decal system needs to be updated with current camera
                     if (m_FrameSettings.enableDBuffer)
                         DecalSystem.instance.BeginCull(camera);
                     // Make sure to unbind every render texture here because in the next iteration of the loop we might have to reallocate render texture (if the camera size is different)
                     cmd.SetRenderTarget(new RenderTargetIdentifier(-1), new RenderTargetIdentifier(-1));
 
-#if UNITY_EDITOR
-
+                    {
-#endif
+                    }
                 }
 
                 // Caution: ExecuteCommandBuffer must be outside of the profiling bracket

ScriptableRenderPipeline/HDRenderPipeline/HDRP/SceneViewDrawMode.cs

+#if UNITY_EDITOR
+using System.Collections;
+using UnityEditor;
+using UnityEditor.Experimental.Rendering;
+
+public class SceneViewDrawMode
+{
+    static private bool RejectDrawMode(SceneView.CameraMode cameraMode)
+    {
+        if (cameraMode.drawMode == DrawCameraMode.TexturedWire ||
+            cameraMode.drawMode == DrawCameraMode.ShadowCascades ||
+            cameraMode.drawMode == DrawCameraMode.RenderPaths ||
+            cameraMode.drawMode == DrawCameraMode.AlphaChannel ||
+            cameraMode.drawMode == DrawCameraMode.Overdraw ||
+            cameraMode.drawMode == DrawCameraMode.Mipmaps ||
+            cameraMode.drawMode == DrawCameraMode.DeferredDiffuse ||
+            cameraMode.drawMode == DrawCameraMode.DeferredSpecular ||
+            cameraMode.drawMode == DrawCameraMode.DeferredSmoothness ||
+            cameraMode.drawMode == DrawCameraMode.DeferredNormal ||
+            cameraMode.drawMode == DrawCameraMode.ValidateAlbedo ||
+            cameraMode.drawMode == DrawCameraMode.ValidateMetalSpecular ||
+            cameraMode.drawMode == DrawCameraMode.ShadowMasks ||
+            cameraMode.drawMode == DrawCameraMode.LightOverlap
+            )
+            return false;
+
+        return true;
+    }
+
+    static public void SetupDrawMode()
+    {
+        ArrayList sceneViewArray = SceneView.sceneViews;
+        foreach (SceneView sceneView in sceneViewArray)
+            sceneView.onValidateCameraMode += RejectDrawMode;
+    }
+
+    static public void ResetDrawMode()
+    {
+        ArrayList sceneViewArray = SceneView.sceneViews;
+        foreach (SceneView sceneView in sceneViewArray)
+            sceneView.onValidateCameraMode -= RejectDrawMode;
+    }
+}
+#endif

ScriptableRenderPipeline/HDRenderPipeline/HDRP/SceneViewDrawMode.cs.meta

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