1 files changed, 6 insertions, 2 deletions
diff --git a/source/blender/compositor/operations/COM_SetAlphaMultiplyOperation.h b/source/blender/compositor/operations/COM_SetAlphaMultiplyOperation.h
index b4eea659fa2..44885318901 100644
--- a/source/blender/compositor/operations/COM_SetAlphaMultiplyOperation.h
+++ b/source/blender/compositor/operations/COM_SetAlphaMultiplyOperation.h
@@ -18,7 +18,7 @@
 
 #pragma once
 
-#include "COM_NodeOperation.h"
+#include "COM_MultiThreadedOperation.h"
 
 namespace blender::compositor {
 
@@ -27,7 +27,7 @@ namespace blender::compositor {
  *
  * `output color.rgba = input color.rgba * input alpha`
  */
-class SetAlphaMultiplyOperation : public NodeOperation {
+class SetAlphaMultiplyOperation : public MultiThreadedOperation {
  private:
   SocketReader *m_inputColor;
   SocketReader *m_inputAlpha;
@@ -39,6 +39,10 @@ class SetAlphaMultiplyOperation : public NodeOperation {
 
   void initExecution() override;
   void deinitExecution() override;
+
+  void update_memory_buffer_partial(MemoryBuffer *output,
+                                    const rcti &area,
+                                    Span<MemoryBuffer *> inputs) override;
 };
 
 }  // namespace blender::compositor