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/*
* 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
*/
#ifndef _COM_TranslateOperation_h_
#define _COM_TranslateOperation_h_
#include "COM_NodeOperation.h"
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);
void executePixelSampled(float output[4], float x, float y, PixelSampler sampler);
void initExecution();
void deinitExecution();
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, COM_PS_NEAREST);
this->m_deltaX = tempDelta[0];
this->m_inputYOperation->readSampled(tempDelta, 0, 0, COM_PS_NEAREST);
this->m_deltaY = tempDelta[0];
this->m_isDeltaSet = true;
}
}
void setFactorXY(float factorX, float factorY);
};
#endif
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