1 files changed, 11 insertions, 0 deletions
diff --git a/source/blender/compositor/intern/COM_NodeOperation.h b/source/blender/compositor/intern/COM_NodeOperation.h
index 934007d25ce..b402dc7f174 100644
--- a/source/blender/compositor/intern/COM_NodeOperation.h
+++ b/source/blender/compositor/intern/COM_NodeOperation.h
@@ -287,6 +287,8 @@ class NodeOperation {
    */
   unsigned int m_resolutionInputSocketIndex;
 
+  std::function<void(unsigned int resolution[2])> modify_determined_resolution_fn_;
+
   /**
    * \brief mutex reference for very special node initializations
    * \note only use when you really know what you are doing.
@@ -518,6 +520,15 @@ class NodeOperation {
   void setResolutionInputSocketIndex(unsigned int index);
 
   /**
+   * Set a custom function to modify determined resolution from main input just before setting it
+   * as preferred resolution for the other inputs.
+   */
+  void set_determined_resolution_modifier(std::function<void(unsigned int resolution[2])> fn)
+  {
+    modify_determined_resolution_fn_ = fn;
+  }
+
+  /**
    * \brief get the render priority of this node.
    * \note only applicable for output operations like ViewerOperation
    * \return eCompositorPriority