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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
*/
#include "COM_MixLightenOperation.h"
MixLightenOperation::MixLightenOperation(): MixBaseOperation()
{
}
void MixLightenOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
{
float inputColor1[4];
float inputColor2[4];
float value;
inputValueOperation->read(&value, x, y, sampler, inputBuffers);
inputColor1Operation->read(&inputColor1[0], x, y, sampler, inputBuffers);
inputColor2Operation->read(&inputColor2[0], x, y, sampler, inputBuffers);
if (this->useValueAlphaMultiply()) {
value *= inputColor2[3];
}
float tmp;
tmp=value * inputColor2[0];
if (tmp > inputColor1[0]) outputValue[0] = tmp;
else outputValue[0] = inputColor1[0];
tmp=value * inputColor2[1];
if (tmp > inputColor1[1]) outputValue[1] = tmp;
else outputValue[1] = inputColor1[1];
tmp=value * inputColor2[2];
if (tmp > inputColor1[2]) outputValue[2] = tmp;
else outputValue[2] = inputColor1[2];
outputValue[3] = inputColor1[3];
}
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