diff options
Diffstat (limited to 'src/vector.h')
-rw-r--r-- | src/vector.h | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/src/vector.h b/src/vector.h new file mode 100644 index 0000000..3abd98a --- /dev/null +++ b/src/vector.h | |||
@@ -0,0 +1,111 @@ | |||
1 | #ifndef COORDINATES_H_A45D34FB | ||
2 | #define COORDINATES_H_A45D34FB | ||
3 | |||
4 | template <typename T> | ||
5 | class vec2 { | ||
6 | public: | ||
7 | |||
8 | T coords[2]; | ||
9 | |||
10 | vec2() = default; | ||
11 | |||
12 | vec2(double x, double y) : coords{x, y} | ||
13 | { | ||
14 | } | ||
15 | |||
16 | inline T& x() | ||
17 | { | ||
18 | return coords[0]; | ||
19 | } | ||
20 | |||
21 | inline const T& x() const | ||
22 | { | ||
23 | return coords[0]; | ||
24 | } | ||
25 | |||
26 | inline T& w() | ||
27 | { | ||
28 | return coords[0]; | ||
29 | } | ||
30 | |||
31 | inline const T& w() const | ||
32 | { | ||
33 | return coords[0]; | ||
34 | } | ||
35 | |||
36 | inline T& y() | ||
37 | { | ||
38 | return coords[1]; | ||
39 | } | ||
40 | |||
41 | inline const T& y() const | ||
42 | { | ||
43 | return coords[1]; | ||
44 | } | ||
45 | |||
46 | inline T& h() | ||
47 | { | ||
48 | return coords[1]; | ||
49 | } | ||
50 | |||
51 | inline const T& h() const | ||
52 | { | ||
53 | return coords[1]; | ||
54 | } | ||
55 | |||
56 | template <typename R> | ||
57 | operator vec2<R>() const | ||
58 | { | ||
59 | return vec2<R>(x(), y()); | ||
60 | } | ||
61 | |||
62 | vec2 operator+(const vec2& other) const | ||
63 | { | ||
64 | return vec2(x() + other.x(), y() + other.y()); | ||
65 | } | ||
66 | |||
67 | vec2& operator+=(const vec2& other) | ||
68 | { | ||
69 | x() += other.x(); | ||
70 | y() += other.y(); | ||
71 | |||
72 | return *this; | ||
73 | } | ||
74 | |||
75 | vec2 operator-(const vec2& other) const | ||
76 | { | ||
77 | return vec2(x() - other.x(), y() - other.y()); | ||
78 | } | ||
79 | |||
80 | vec2 operator-=(const vec2& other) | ||
81 | { | ||
82 | x() -= other.x(); | ||
83 | y() -= other.y(); | ||
84 | |||
85 | return *this; | ||
86 | } | ||
87 | |||
88 | vec2 operator-() const | ||
89 | { | ||
90 | return vec2(-x(), -y()); | ||
91 | } | ||
92 | |||
93 | vec2 operator*(double s) const | ||
94 | { | ||
95 | return vec2(x() * s, y() * s); | ||
96 | } | ||
97 | |||
98 | vec2& operator*=(double s) | ||
99 | { | ||
100 | x() *= s; | ||
101 | y() *= s; | ||
102 | |||
103 | return *this; | ||
104 | } | ||
105 | |||
106 | }; | ||
107 | |||
108 | using vec2d = vec2<double>; | ||
109 | using vec2i = vec2<int>; | ||
110 | |||
111 | #endif /* end of include guard: COORDINATES_H_A45D34FB */ | ||