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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.
*/
#include "COM_TranslateOperation.h"
TranslateOperation::TranslateOperation() : NodeOperation()
{
this->addInputSocket(COM_DT_COLOR);
this->addInputSocket(COM_DT_VALUE);
this->addInputSocket(COM_DT_VALUE);
this->addOutputSocket(COM_DT_COLOR);
this->setResolutionInputSocketIndex(0);
this->m_inputOperation = NULL;
this->m_inputXOperation = NULL;
this->m_inputYOperation = NULL;
this->m_isDeltaSet = false;
this->m_factorX = 1.0f;
this->m_factorY = 1.0f;
}
void TranslateOperation::initExecution()
{
this->m_inputOperation = this->getInputSocketReader(0);
this->m_inputXOperation = this->getInputSocketReader(1);
this->m_inputYOperation = this->getInputSocketReader(2);
}
void TranslateOperation::deinitExecution()
{
this->m_inputOperation = NULL;
this->m_inputXOperation = NULL;
this->m_inputYOperation = NULL;
}
void TranslateOperation::executePixelSampled(float output[4], float x, float y, PixelSampler /*sampler*/)
{
ensureDelta();
float originalXPos = x - this->getDeltaX();
float originalYPos = y - this->getDeltaY();
this->m_inputOperation->readSampled(output, originalXPos, originalYPos, COM_PS_BILINEAR);
}
bool TranslateOperation::determineDependingAreaOfInterest(rcti *input, ReadBufferOperation *readOperation, rcti *output)
{
rcti newInput;
ensureDelta();
newInput.xmin = input->xmin - this->getDeltaX();
newInput.xmax = input->xmax - this->getDeltaX();
newInput.ymin = input->ymin - this->getDeltaY();
newInput.ymax = input->ymax - this->getDeltaY();
return NodeOperation::determineDependingAreaOfInterest(&newInput, readOperation, output);
}
void TranslateOperation::setFactorXY(float factorX, float factorY)
{
m_factorX = factorX;
m_factorY = factorY;
}
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