55 lines
1.7 KiB
C++
55 lines
1.7 KiB
C++
/*
|
|
* 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_GlareThresholdOperation.h"
|
|
#include "BLI_math.h"
|
|
|
|
GlareThresholdOperation::GlareThresholdOperation() : NodeOperation()
|
|
{
|
|
this->addInputSocket(COM_DT_COLOR);
|
|
this->addOutputSocket(COM_DT_COLOR);
|
|
this->inputProgram = NULL;
|
|
}
|
|
void GlareThresholdOperation::initExecution()
|
|
{
|
|
this->inputProgram = this->getInputSocketReader(0);
|
|
}
|
|
|
|
void GlareThresholdOperation::executePixel(float *color, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
|
|
{
|
|
this->inputProgram->read(color, x, y, sampler, inputBuffers);
|
|
if (rgb_to_luma_y(color) >= threshold) {
|
|
color[0] -= threshold, color[1] -= threshold, color[2] -= threshold;
|
|
color[0] = MAX2(color[0], 0.0f);
|
|
color[1] = MAX2(color[1], 0.0f);
|
|
color[2] = MAX2(color[2], 0.0f);
|
|
}
|
|
else {
|
|
zero_v3(color);
|
|
}
|
|
}
|
|
|
|
void GlareThresholdOperation::deinitExecution()
|
|
{
|
|
this->inputProgram = NULL;
|
|
}
|