[Bf-blender-cvs] [0048820df8e] master: Fix T101601: Compositor/Set cryptomatte alpha to 1.

[Alaska]

Commit: 0048820df8ee605d861a2dbc7f05823723dd5b36
Author: Alaska
Date:   Tue Oct 11 16:59:12 2022 +0200
Branches: master
https://developer.blender.org/rB0048820df8ee605d861a2dbc7f05823723dd5b36

Fix T101601: Compositor/Set cryptomatte alpha to 1.

Cryptomatte uses alpha node, which was altered to by default
apply the alpha. This patch changes it back to replacing the
alpha.

Reviewed By: jbakker

Maniphest Tasks: T101601

Differential Revision: https://developer.blender.org/D16165

===================================================================

M	source/blender/compositor/nodes/COM_CryptomatteNode.cc

===================================================================

diff --git a/source/blender/compositor/nodes/COM_CryptomatteNode.cc b/source/blender/compositor/nodes/COM_CryptomatteNode.cc
index 751ac0003bf..ee31fce0ea8 100644
--- a/source/blender/compositor/nodes/COM_CryptomatteNode.cc
+++ b/source/blender/compositor/nodes/COM_CryptomatteNode.cc
@@ -10,6 +10,7 @@
 #include "COM_MultilayerImageOperation.h"
 #include "COM_RenderLayersProg.h"
 #include "COM_SetAlphaMultiplyOperation.h"
+#include "COM_SetAlphaReplaceOperation.h"
 #include "COM_SetColorOperation.h"
 
 namespace blender::compositor {
@@ -48,7 +49,7 @@ void CryptomatteBaseNode::convert_to_operations(NodeConverter &converter,
   converter.map_output_socket(output_image_socket, apply_mask_operation->get_output_socket(0));
 
   NodeOutput *output_pick_socket = this->get_output_socket(2);
-  SetAlphaMultiplyOperation *extract_pick_operation = new SetAlphaMultiplyOperation();
+  SetAlphaReplaceOperation *extract_pick_operation = new SetAlphaReplaceOperation();
   converter.add_operation(extract_pick_operation);
   converter.add_input_value(extract_pick_operation->get_input_socket(1), 1.0f);
   converter.add_link(cryptomatte_operation->get_output_socket(0),