1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
/*
* 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];
}
|