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
|
// * This file is part of the COLOBOT source code
// * Copyright (C) 2012, Polish Portal of Colobot (PPC)
// *
// * 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 3 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, see http://www.gnu.org/licenses/.
// color.h
#pragma once
namespace Gfx {
/**
\struct Color
\brief RGBA color */
struct Color
{
//! Red, green, blue and alpha components
float r, g, b, a;
//! Constructor; default values are (0,0,0,0) = black
Color(float aR = 0.0f, float aG = 0.0f, float aB = 0.0f, float aA = 0.0f)
: r(aR), g(aG), b(aB), a(aA) {}
//! Returns the struct cast to \c float* array; use with care!
inline float* Array()
{
return (float*)this;
}
};
/**
\struct ColorHSV
\brief HSV color */
struct ColorHSV
{
float h, s, v;
ColorHSV(float aH = 0.0f, float aS = 0.0f, float aV = 0.0f)
: h(aH), s(aS), v(aV) {}
};
//! Converts a RGB color to HSV color
Gfx::ColorHSV RGB2HSV(Gfx::Color color);
//! Converts a HSV color to RGB color
Gfx::Color HSV2RGB(Gfx::ColorHSV color);
}; // namespace Gfx
|