viewer: don't update if gizmos haven't actually changed

Minor optimization that prevents unnecessary repaints of the viewer viewport.
2020-05-13 18:26:21 +10:00
parent ce78c168e6
commit 992321a9a5
2 changed files with 18 additions and 4 deletions
@@ -97,16 +97,20 @@ const ViewerSafeMarginInfo &ViewerDisplayWidget::GetSafeMargin() const

 void ViewerDisplayWidget::SetSafeMargins(const ViewerSafeMarginInfo &safe_margin)
 {
-  safe_margin_ = safe_margin;
+  if (safe_margin_ != safe_margin) {
+    safe_margin_ = safe_margin;

-  update();
+    update();
+  }
 }

 void ViewerDisplayWidget::SetGizmos(Node *node)
 {
-  gizmos_ = node;
+  if (gizmos_ != node) {
+    gizmos_ = node;

-  update();
+    update();
+  }
 }

 void ViewerDisplayWidget::SetVideoParams(const VideoRenderingParams &params)