-
Notifications
You must be signed in to change notification settings - Fork 1.7k
/
CircleShape.cpp
85 lines (69 loc) · 2.5 KB
/
CircleShape.cpp
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
74
75
76
77
78
79
80
81
82
83
84
85
////////////////////////////////////////////////////////////
//
// SFML - Simple and Fast Multimedia Library
// Copyright (C) 2007-2024 Laurent Gomila (laurent@sfml-dev.org)
//
// This software is provided 'as-is', without any express or implied warranty.
// In no event will the authors be held liable for any damages arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it freely,
// subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented;
// you must not claim that you wrote the original software.
// If you use this software in a product, an acknowledgment
// in the product documentation would be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such,
// and must not be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source distribution.
//
////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////
// Headers
////////////////////////////////////////////////////////////
#include <SFML/Graphics/CircleShape.hpp>
#include <SFML/System/Angle.hpp>
namespace sf
{
////////////////////////////////////////////////////////////
CircleShape::CircleShape(float radius, std::size_t pointCount) : m_radius(radius), m_pointCount(pointCount)
{
update();
}
////////////////////////////////////////////////////////////
void CircleShape::setRadius(float radius)
{
m_radius = radius;
update();
}
////////////////////////////////////////////////////////////
float CircleShape::getRadius() const
{
return m_radius;
}
////////////////////////////////////////////////////////////
void CircleShape::setPointCount(std::size_t count)
{
m_pointCount = count;
update();
}
////////////////////////////////////////////////////////////
std::size_t CircleShape::getPointCount() const
{
return m_pointCount;
}
////////////////////////////////////////////////////////////
Vector2f CircleShape::getPoint(std::size_t index) const
{
const Angle angle = static_cast<float>(index) / static_cast<float>(m_pointCount) * degrees(360.f) - degrees(90.f);
return Vector2f(m_radius, m_radius) + Vector2f(m_radius, angle);
}
////////////////////////////////////////////////////////////
Vector2f CircleShape::getGeometricCenter() const
{
return {m_radius, m_radius};
}
} // namespace sf