some render cache adjustments

2019-09-04 10:58:50 +10:00
parent 12bc5839a6
commit 371d0e2b37
22 changed files with 150 additions and 48 deletions
@@ -80,8 +80,10 @@ void ViewerOutput::AttachViewer(ViewerPanel *viewer)

 void ViewerOutput::InvalidateCache(const rational &start_range, const rational &end_range, NodeInput *from)
 {
-  // Update any attached viewer
-  UpdateViewer();
+  if (start_range == current_time_ || end_range == current_time_) {
+    // Update any attached viewer
+    UpdateViewer();
+  }

  Node::InvalidateCache(start_range, end_range, from);
 }
@@ -89,6 +91,7 @@ void ViewerOutput::InvalidateCache(const rational &start_range, const rational &
 void ViewerOutput::UpdateViewer()
 {
  texture_input_->ClearCachedValue();
+
  ViewerTimeChanged(current_time_);
 }