Fix T51308: Bright/Contrast Doesn't respect Pre-multiplied Alpha
[blender.git] / source / blender / compositor / nodes / COM_BrightnessNode.cpp
1 /*
2  * Copyright 2011, Blender Foundation.
3  *
4  * This program is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU General Public License
6  * as published by the Free Software Foundation; either version 2
7  * of the License, or (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software Foundation,
16  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
17  *
18  * Contributor: 
19  *              Jeroen Bakker 
20  *              Monique Dewanchand
21  */
22
23 #include "COM_BrightnessNode.h"
24 #include "COM_BrightnessOperation.h"
25 #include "COM_ExecutionSystem.h"
26
27 BrightnessNode::BrightnessNode(bNode *editorNode) : Node(editorNode)
28 {
29         /* pass */
30 }
31
32 void BrightnessNode::convertToOperations(NodeConverter &converter, const CompositorContext &/*context*/) const
33 {
34         bNode *bnode = this->getbNode();
35         BrightnessOperation *operation = new BrightnessOperation();
36         operation->setUsePremultiply((bnode->custom1 & 1) != 0);
37         converter.addOperation(operation);
38         
39         converter.mapInputSocket(getInputSocket(0), operation->getInputSocket(0));
40         converter.mapInputSocket(getInputSocket(1), operation->getInputSocket(1));
41         converter.mapInputSocket(getInputSocket(2), operation->getInputSocket(2));
42         converter.mapOutputSocket(getOutputSocket(0), operation->getOutputSocket(0));
43 }