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/*
* 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.
*/
#pragma once
#include "COM_NodeOperation.h"
namespace blender::compositor {
class TranslateOperation : public NodeOperation {
private:
SocketReader *m_inputOperation;
SocketReader *m_inputXOperation;
SocketReader *m_inputYOperation;
float m_deltaX;
float m_deltaY;
bool m_isDeltaSet;
float m_factorX;
float m_factorY;
public:
TranslateOperation();
bool determineDependingAreaOfInterest(rcti *input,
ReadBufferOperation *readOperation,
rcti *output) override;
void executePixelSampled(float output[4], float x, float y, PixelSampler sampler) override;
void initExecution() override;
void deinitExecution() override;
float getDeltaX()
{
return this->m_deltaX * this->m_factorX;
}
float getDeltaY()
{
return this->m_deltaY * this->m_factorY;
}
inline void ensureDelta()
{
if (!this->m_isDeltaSet) {
float tempDelta[4];
this->m_inputXOperation->readSampled(tempDelta, 0, 0, PixelSampler::Nearest);
this->m_deltaX = tempDelta[0];
this->m_inputYOperation->readSampled(tempDelta, 0, 0, PixelSampler::Nearest);
this->m_deltaY = tempDelta[0];
this->m_isDeltaSet = true;
}
}
void setFactorXY(float factorX, float factorY);
};
} // namespace blender::compositor
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