1 files changed, 11 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_CalculateStandardDeviationOperation.h b/source/blender/compositor/operations/COM_CalculateStandardDeviationOperation.h
index bc4aca69546..20de4cf4701 100644
--- a/source/blender/compositor/operations/COM_CalculateStandardDeviationOperation.h
+++ b/source/blender/compositor/operations/COM_CalculateStandardDeviationOperation.h
@@ -40,6 +40,17 @@ class CalculateStandardDeviationOperation : public CalculateMeanOperation {
   void executePixel(float output[4], int x, int y, void *data) override;
 
   void *initializeTileData(rcti *rect) override;
+
+  void update_memory_buffer_started(MemoryBuffer *output,
+                                    const rcti &area,
+                                    Span<MemoryBuffer *> inputs) override;
+
+  void update_memory_buffer_partial(MemoryBuffer *output,
+                                    const rcti &area,
+                                    Span<MemoryBuffer *> inputs) override;
+
+ private:
+  PixelsSum calc_area_sum(const MemoryBuffer *input, const rcti &area, float mean);
 };
 
 }  // namespace blender::compositor