[Hdx] Adding to Hdx TaskController the SetShadowParams from pull requ…

…est 541. (Internal change: 1899710)
PixarAnimationStudios · Oct 3, 2018 · e5c8d4f · e5c8d4f
1 parent 5cb1713
commit e5c8d4f
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Showing 2 changed files with 27 additions and 1 deletion.
diff --git a/pxr/imaging/lib/hdx/taskController.cpp b/pxr/imaging/lib/hdx/taskController.cpp
@@ -585,6 +585,27 @@ HdxTaskController::SetRenderParams(HdxRenderTaskParams const& params)
     }
 }
 
+void
+HdxTaskController::SetShadowParams(HdxShadowTaskParams const& params)
+{
+    if (!GetRenderIndex()->IsSprimTypeSupported(HdPrimTypeTokens->simpleLight)){
+        return;
+    }
+
+    HdxShadowTaskParams oldParams = 
+        _delegate.GetParameter<HdxShadowTaskParams>(
+            _shadowTaskId, HdTokens->params);
+
+    HdxShadowTaskParams mergedParams = params;
+    mergedParams.camera = oldParams.camera;
+
+    if (mergedParams != oldParams) {
+        _delegate.SetParameter(_shadowTaskId, HdTokens->params, mergedParams);
+        GetRenderIndex()->GetChangeTracker().MarkTaskDirty(
+            _shadowTaskId, HdChangeTracker::DirtyParams);
+    }
+}
+
 void
 HdxTaskController::SetEnableShadows(bool enable)
 {

diff --git a/pxr/imaging/lib/hdx/taskController.h b/pxr/imaging/lib/hdx/taskController.h
@@ -208,9 +208,14 @@ class HdxTaskController {
     HDX_API
     void SetEnableShadows(bool enable);
 
+    /// Set the shadow params. Note: params.camera will
+    /// be overwritten, since it comes from SetCameraState.
+    HDX_API
+    void SetShadowParams(HdxShadowTaskParams const& params);
+
     /// -------------------------------------------------------
     /// Progressive Image Generation
-    
+
     /// Return whether the image has converged.
     HDX_API
     bool IsConverged() const;