47 lines
1.7 KiB
C++
47 lines
1.7 KiB
C++
/*
|
|
* Copyright 2011, Glareer 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_MixGlareOperation.h"
|
|
|
|
MixGlareOperation::MixGlareOperation(): MixBaseOperation()
|
|
{
|
|
}
|
|
|
|
void MixGlareOperation::executePixel(float *outputValue, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
|
|
{
|
|
float inputColor1[4];
|
|
float inputColor2[4];
|
|
float inputValue[4];
|
|
float value;
|
|
|
|
inputValueOperation->read(inputValue, x, y, sampler, inputBuffers);
|
|
inputColor1Operation->read(inputColor1, x, y, sampler, inputBuffers);
|
|
inputColor2Operation->read(inputColor2, x, y, sampler, inputBuffers);
|
|
value = inputValue[0];
|
|
float mf = 2.f - 2.f*fabsf(value - 0.5f);
|
|
|
|
outputValue[0] = mf*((inputColor1[0])+value*(inputColor2[0]-inputColor1[0]));
|
|
outputValue[1] = mf*((inputColor1[1])+value*(inputColor2[1]-inputColor1[1]));
|
|
outputValue[2] = mf*((inputColor1[2])+value*(inputColor2[2]-inputColor1[2]));
|
|
outputValue[3] = inputColor1[3];
|
|
}
|