KiCad PCB EDA Suite
color_rgb.cpp
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1/*
2 * This program source code file is part of KiCad, a free EDA CAD application.
3 *
4 * Copyright (C) 2015-2016 Mario Luzeiro <[email protected]>
5 * Copyright (C) 2015-2020 KiCad Developers, see AUTHORS.txt for contributors.
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, you may find one here:
19 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
20 * or you may search the http://www.gnu.org website for the version 2 license,
21 * or you may write to the Free Software Foundation, Inc.,
22 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
23 */
24
30#include "color_rgb.h"
31
32
34{
35 r = (unsigned int) glm::clamp( (int) ( aColor.r * 255 ), 0, 255 );
36 g = (unsigned int) glm::clamp( (int) ( aColor.g * 255 ), 0, 255 );
37 b = (unsigned int) glm::clamp( (int) ( aColor.b * 255 ), 0, 255 );
38}
39
40
41COLOR_RGB BlendColor( const COLOR_RGB& aC1, const COLOR_RGB& aC2 )
42{
43 const unsigned int r = aC1.r + aC2.r;
44 const unsigned int g = aC1.g + aC2.g;
45 const unsigned int b = aC1.b + aC2.b;
46
47 return COLOR_RGB( ( r >> 1 ), ( g >> 1 ), ( b >> 1 ) );
48}
49
50
51COLOR_RGB BlendColor( const COLOR_RGB& aC1, const COLOR_RGB& aC2, const COLOR_RGB& aC3 )
52{
53 const unsigned int r = aC1.r + aC2.r + aC3.r;
54 const unsigned int g = aC1.g + aC2.g + aC3.g;
55 const unsigned int b = aC1.b + aC2.b + aC3.b;
56
57 return COLOR_RGB( ( r / 3 ), ( g / 3 ), ( b / 3 ) );
58}
59
60
61COLOR_RGB BlendColor( const COLOR_RGB& aC1, const COLOR_RGB& aC2, const COLOR_RGB& aC3,
62 const COLOR_RGB& aC4 )
63{
64 const unsigned int r = aC1.r + aC2.r + aC3.r + aC4.r;
65 const unsigned int g = aC1.g + aC2.g + aC3.g + aC4.g;
66 const unsigned int b = aC1.b + aC2.b + aC3.b + aC4.b;
67
68 return COLOR_RGB( ( r >> 2 ), ( g >> 2 ), ( b >> 2 ) );
69}
COLOR_RGB BlendColor(const COLOR_RGB &aC1, const COLOR_RGB &aC2)
Definition: color_rgb.cpp:41
unsigned char g
Definition: color_rgb.h:41
unsigned char r
Definition: color_rgb.h:40
COLOR_RGB()
Definition: color_rgb.h:46
unsigned char b
Definition: color_rgb.h:42
glm::vec3 SFVEC3F
Definition: xv3d_types.h:44