-
Notifications
You must be signed in to change notification settings - Fork 0
/
Point.h
151 lines (122 loc) · 2.45 KB
/
Point.h
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
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
#pragma once
#define _CRT_SECURE_NO_WARNINGS
#include <utility>
#define clamp(x, a, b) (x < a ? a : (x > b ? b : x))
typedef struct {
int x, y;
} Point;
constexpr Point pZero = { 0, 0 };
constexpr Point pOne = { 1, 1 };
constexpr Point pForward = { 0, 1 };
Point operator+(const Point& a, const Point& b)
{
return { a.x + b.x, a.y + b.y };
}
Point operator-(const Point& a, const Point& b)
{
return { a.x - b.x, a.y - b.y };
}
Point operator-(const Point& a)
{
return { -a.x, -a.y };
}
Point operator*(const Point& a, const Point& b)
{
return { a.x * b.x, a.y * b.y };
}
Point operator/(const Point& a, const Point& b)
{
return { a.x / b.x, a.y / b.y };
}
Point operator%(const Point& a, const Point& b)
{
return { a.x % b.x, a.y % b.y };
}
Point operator+(const Point& a, const int& b)
{
return { a.x + b, a.y + b };
}
Point operator-(const Point& a, const int& b)
{
return { a.x - b, a.y - b };
}
Point operator*(const Point& a, const int& b)
{
return { a.x * b, a.y * b };
}
Point operator/(const Point& a, const int& b)
{
return { a.x / b, a.y / b };
}
Point operator<<(const Point& a, const int& b)
{
return { a.x << b, a.y << b };
}
Point operator>>(const Point& a, const int& b)
{
return { a.x >> b, a.y >> b };
}
Point operator%(const Point& a, const int& b)
{
return { a.x % b, a.y % b };
}
bool operator==(const Point& a, const Point& b)
{
return a.x == b.x && a.y == b.y;
}
bool operator!=(const Point& a, const Point& b)
{
return a.x != b.x || a.y != b.y;
}
void operator+=(Point& a, const Point& b)
{
a.x += b.x;
a.y += b.y;
}
void operator+=(Point& a, const int& b)
{
a.x += b;
a.y += b;
}
void operator-=(Point& a, const Point& b)
{
a.x -= b.x;
a.y -= b.y;
}
void operator-=(Point& a, const int& b)
{
a.x -= b;
a.y -= b;
}
void operator*=(Point& a, const Point& b)
{
a.x *= b.x;
a.y *= b.y;
}
void operator/=(Point& a, const Point& b)
{
a.x /= b.x;
a.y /= b.y;
}
void operator<<=(Point& a, const Point& b)
{
a.x <<= b.x;
a.y <<= b.y;
}
void operator>>=(Point& a, const Point& b)
{
a.x >>= b.x;
a.y >>= b.y;
}
inline void clampPoint(Point& point, const Point& a, const Point& b)
{
point.x = clamp(point.x, a.x, b.x);
point.y = clamp(point.y, a.y, b.y);
}
inline void swapPoint(Point& a, Point& b)
{
if (a.x > b.x)
std::swap(a.x, b.x);
if (a.y > b.y)
std::swap(a.y, b.y);
}