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blender-archive/source/blender/compositor/nodes/COM_BoxMaskNode.cpp
Sergey Sharybin ed792b5de0 Box and Ellipse mask nodes will now output shape
even if nothing is attached to input.

They'll use black image with render resolution
as a background if nothing is attached to mask input.

Was a request from 4K ToS project.
2013-04-02 17:56:41 +00:00

79 lines
2.7 KiB
C++

/*
* Copyright 2011, Blender Foundation.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Contributor:
* Jeroen Bakker
* Monique Dewanchand
*/
#include "COM_BoxMaskNode.h"
#include "COM_BoxMaskOperation.h"
#include "COM_ExecutionSystem.h"
#include "COM_SetValueOperation.h"
#include "COM_ScaleOperation.h"
BoxMaskNode::BoxMaskNode(bNode *editorNode) : Node(editorNode)
{
/* pass */
}
void BoxMaskNode::convertToOperations(ExecutionSystem *graph, CompositorContext *context)
{
BoxMaskOperation *operation;
operation = new BoxMaskOperation();
operation->setData((NodeBoxMask *)this->getbNode()->storage);
InputSocket *inputSocket = this->getInputSocket(0);
OutputSocket *outputSocket = this->getOutputSocket(0);
if (inputSocket->isConnected()) {
inputSocket->relinkConnections(operation->getInputSocket(0), 0, graph);
outputSocket->relinkConnections(operation->getOutputSocket());
}
else {
/* Value operation to produce original transparent image */
SetValueOperation *valueOperation = new SetValueOperation();
valueOperation->setValue(0.0f);
graph->addOperation(valueOperation);
/* Scale that image up to render resolution */
const RenderData *rd = context->getRenderData();
ScaleFixedSizeOperation *scaleOperation = new ScaleFixedSizeOperation();
scaleOperation->setIsAspect(false);
scaleOperation->setIsCrop(false);
scaleOperation->setOffset(0.0f, 0.0f);
scaleOperation->setNewWidth(rd->xsch * rd->size / 100.0f);
scaleOperation->setNewHeight(rd->ysch * rd->size / 100.0f);
addLink(graph, valueOperation->getOutputSocket(0), scaleOperation->getInputSocket(0));
addLink(graph, scaleOperation->getOutputSocket(0), operation->getInputSocket(0));
outputSocket->relinkConnections(operation->getOutputSocket(0));
scaleOperation->getInputSocket(0)->getConnection()->setIgnoreResizeCheck(true);
graph->addOperation(scaleOperation);
}
this->getInputSocket(1)->relinkConnections(operation->getInputSocket(1), 1, graph);
operation->setMaskType(this->getbNode()->custom1);
graph->addOperation(operation);
}