tornavis/source/blender/compositor/nodes/COM_ScaleNode.cc

114 lines
4.6 KiB
C++

/*
* 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.
*
* Copyright 2011, Blender Foundation.
*/
#include "COM_ScaleNode.h"
#include "BKE_node.h"
#include "COM_ScaleOperation.h"
#include "COM_SetValueOperation.h"
namespace blender::compositor {
ScaleNode::ScaleNode(bNode *editorNode) : Node(editorNode)
{
/* pass */
}
void ScaleNode::convertToOperations(NodeConverter &converter,
const CompositorContext &context) const
{
bNode *bnode = this->getbNode();
NodeInput *inputSocket = this->getInputSocket(0);
NodeInput *inputXSocket = this->getInputSocket(1);
NodeInput *inputYSocket = this->getInputSocket(2);
NodeOutput *outputSocket = this->getOutputSocket(0);
switch (bnode->custom1) {
case CMP_SCALE_RELATIVE: {
ScaleRelativeOperation *operation = new ScaleRelativeOperation();
converter.addOperation(operation);
converter.mapInputSocket(inputSocket, operation->getInputSocket(0));
converter.mapInputSocket(inputXSocket, operation->getInputSocket(1));
converter.mapInputSocket(inputYSocket, operation->getInputSocket(2));
converter.mapOutputSocket(outputSocket, operation->getOutputSocket(0));
operation->setVariableSize(inputXSocket->isLinked() || inputYSocket->isLinked());
operation->set_scale_canvas_max_size(context.get_render_size() * 1.5f);
break;
}
case CMP_SCALE_SCENEPERCENT: {
SetValueOperation *scaleFactorOperation = new SetValueOperation();
scaleFactorOperation->setValue(context.getRenderPercentageAsFactor());
converter.addOperation(scaleFactorOperation);
ScaleRelativeOperation *operation = new ScaleRelativeOperation();
converter.addOperation(operation);
converter.mapInputSocket(inputSocket, operation->getInputSocket(0));
converter.addLink(scaleFactorOperation->getOutputSocket(), operation->getInputSocket(1));
converter.addLink(scaleFactorOperation->getOutputSocket(), operation->getInputSocket(2));
converter.mapOutputSocket(outputSocket, operation->getOutputSocket(0));
operation->setVariableSize(inputXSocket->isLinked() || inputYSocket->isLinked());
operation->set_scale_canvas_max_size(context.get_render_size() * 1.5f);
break;
}
case CMP_SCALE_RENDERPERCENT: {
const RenderData *rd = context.getRenderData();
const float render_size_factor = context.getRenderPercentageAsFactor();
ScaleFixedSizeOperation *operation = new ScaleFixedSizeOperation();
/* framing options */
operation->setIsAspect((bnode->custom2 & CMP_SCALE_RENDERSIZE_FRAME_ASPECT) != 0);
operation->setIsCrop((bnode->custom2 & CMP_SCALE_RENDERSIZE_FRAME_CROP) != 0);
operation->setOffset(bnode->custom3, bnode->custom4);
operation->setNewWidth(rd->xsch * render_size_factor);
operation->setNewHeight(rd->ysch * render_size_factor);
converter.addOperation(operation);
converter.mapInputSocket(inputSocket, operation->getInputSocket(0));
converter.mapOutputSocket(outputSocket, operation->getOutputSocket(0));
operation->setVariableSize(inputXSocket->isLinked() || inputYSocket->isLinked());
operation->set_scale_canvas_max_size(context.get_render_size() * 3.0f);
break;
}
case CMP_SCALE_ABSOLUTE: {
/* TODO: what is the use of this one.... perhaps some issues when the ui was updated... */
ScaleAbsoluteOperation *operation = new ScaleAbsoluteOperation();
converter.addOperation(operation);
converter.mapInputSocket(inputSocket, operation->getInputSocket(0));
converter.mapInputSocket(inputXSocket, operation->getInputSocket(1));
converter.mapInputSocket(inputYSocket, operation->getInputSocket(2));
converter.mapOutputSocket(outputSocket, operation->getOutputSocket(0));
operation->setVariableSize(inputXSocket->isLinked() || inputYSocket->isLinked());
operation->set_scale_canvas_max_size(context.get_render_size() * 1.5f);
break;
}
}
}
} // namespace blender::compositor