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
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
|
/*
* 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_InvertOperation.h"
InvertOperation::InvertOperation(): NodeOperation()
{
this->addInputSocket(COM_DT_VALUE);
this->addInputSocket(COM_DT_COLOR);
this->addOutputSocket(COM_DT_COLOR);
this->inputValueProgram = NULL;
this->inputColorProgram = NULL;
this->color = true;
this->alpha = false;
setResolutionInputSocketIndex(1);
}
void InvertOperation::initExecution()
{
this->inputValueProgram = this->getInputSocketReader(0);
this->inputColorProgram = this->getInputSocketReader(1);
}
void InvertOperation::executePixel(float *out, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[])
{
float inputValue[4];
float inputColor[4];
this->inputValueProgram->read(inputValue, x, y, sampler, inputBuffers);
this->inputColorProgram->read(inputColor, x, y, sampler, inputBuffers);
const float value = inputValue[0];
const float invertedValue = 1.0f - value;
if (color) {
out[0] = (1.0f - inputColor[0])*value + inputColor[0]*invertedValue;
out[1] = (1.0f - inputColor[1])*value + inputColor[1]*invertedValue;
out[2] = (1.0f - inputColor[2])*value + inputColor[2]*invertedValue;
}
else {
copy_v3_v3(out, inputColor);
}
if (alpha)
out[3] = (1.0f - inputColor[3])*value + inputColor[3]*invertedValue;
else
out[3] = inputColor[3];
}
void InvertOperation::deinitExecution()
{
this->inputValueProgram = NULL;
this->inputColorProgram = NULL;
}
|
