1 | use super::*; |
2 | |
3 | impl Vector2 { |
4 | pub fn new(X: f32, Y: f32) -> Self { |
5 | Self { X, Y } |
6 | } |
7 | pub fn zero() -> Self { |
8 | Self { X: 0f32, Y: 0f32 } |
9 | } |
10 | pub fn one() -> Self { |
11 | Self { X: 1f32, Y: 1f32 } |
12 | } |
13 | pub fn unit_x() -> Self { |
14 | Self { X: 1.0, Y: 0.0 } |
15 | } |
16 | pub fn unit_y() -> Self { |
17 | Self { X: 0.0, Y: 1.0 } |
18 | } |
19 | pub fn dot(&self, rhs: &Self) -> f32 { |
20 | self.X * rhs.X + self.Y * rhs.Y |
21 | } |
22 | pub fn length_squared(&self) -> f32 { |
23 | self.dot(self) |
24 | } |
25 | #[cfg (feature = "std" )] |
26 | pub fn length(&self) -> f32 { |
27 | self.length_squared().sqrt() |
28 | } |
29 | #[cfg (feature = "std" )] |
30 | pub fn distance(&self, value: &Self) -> f32 { |
31 | (self - value).length() |
32 | } |
33 | pub fn distance_squared(&self, value: &Self) -> f32 { |
34 | (self - value).length_squared() |
35 | } |
36 | #[cfg (feature = "std" )] |
37 | pub fn normalize(&self) -> Self { |
38 | self / self.length() |
39 | } |
40 | |
41 | fn impl_add(&self, rhs: &Self) -> Self { |
42 | Self { |
43 | X: self.X + rhs.X, |
44 | Y: self.Y + rhs.Y, |
45 | } |
46 | } |
47 | fn impl_sub(&self, rhs: &Self) -> Self { |
48 | Self { |
49 | X: self.X - rhs.X, |
50 | Y: self.Y - rhs.Y, |
51 | } |
52 | } |
53 | fn impl_div(&self, rhs: &Self) -> Self { |
54 | Self { |
55 | X: self.X / rhs.X, |
56 | Y: self.Y / rhs.Y, |
57 | } |
58 | } |
59 | fn impl_div_f32(&self, rhs: f32) -> Self { |
60 | Self { |
61 | X: self.X / rhs, |
62 | Y: self.Y / rhs, |
63 | } |
64 | } |
65 | fn impl_mul(&self, rhs: &Self) -> Self { |
66 | Self { |
67 | X: self.X * rhs.X, |
68 | Y: self.Y * rhs.Y, |
69 | } |
70 | } |
71 | fn impl_mul_f32(&self, rhs: f32) -> Self { |
72 | Self { |
73 | X: self.X * rhs, |
74 | Y: self.Y * rhs, |
75 | } |
76 | } |
77 | } |
78 | |
79 | impl core::ops::Add<Vector2> for Vector2 { |
80 | type Output = Vector2; |
81 | fn add(self, rhs: Vector2) -> Vector2 { |
82 | self.impl_add(&rhs) |
83 | } |
84 | } |
85 | impl core::ops::Add<&Vector2> for Vector2 { |
86 | type Output = Vector2; |
87 | fn add(self, rhs: &Vector2) -> Vector2 { |
88 | self.impl_add(rhs) |
89 | } |
90 | } |
91 | impl core::ops::Add<Vector2> for &Vector2 { |
92 | type Output = Vector2; |
93 | fn add(self, rhs: Vector2) -> Vector2 { |
94 | self.impl_add(&rhs) |
95 | } |
96 | } |
97 | impl core::ops::Add<&Vector2> for &Vector2 { |
98 | type Output = Vector2; |
99 | fn add(self, rhs: &Vector2) -> Vector2 { |
100 | self.impl_add(rhs) |
101 | } |
102 | } |
103 | impl core::ops::Sub<Vector2> for Vector2 { |
104 | type Output = Vector2; |
105 | fn sub(self, rhs: Vector2) -> Vector2 { |
106 | self.impl_sub(&rhs) |
107 | } |
108 | } |
109 | impl core::ops::Sub<&Vector2> for Vector2 { |
110 | type Output = Vector2; |
111 | fn sub(self, rhs: &Vector2) -> Vector2 { |
112 | self.impl_sub(rhs) |
113 | } |
114 | } |
115 | impl core::ops::Sub<Vector2> for &Vector2 { |
116 | type Output = Vector2; |
117 | fn sub(self, rhs: Vector2) -> Vector2 { |
118 | self.impl_sub(&rhs) |
119 | } |
120 | } |
121 | impl core::ops::Sub<&Vector2> for &Vector2 { |
122 | type Output = Vector2; |
123 | fn sub(self, rhs: &Vector2) -> Vector2 { |
124 | self.impl_sub(rhs) |
125 | } |
126 | } |
127 | impl core::ops::Div<Vector2> for Vector2 { |
128 | type Output = Vector2; |
129 | fn div(self, rhs: Vector2) -> Vector2 { |
130 | self.impl_div(&rhs) |
131 | } |
132 | } |
133 | impl core::ops::Div<&Vector2> for Vector2 { |
134 | type Output = Vector2; |
135 | fn div(self, rhs: &Vector2) -> Vector2 { |
136 | self.impl_div(rhs) |
137 | } |
138 | } |
139 | impl core::ops::Div<Vector2> for &Vector2 { |
140 | type Output = Vector2; |
141 | fn div(self, rhs: Vector2) -> Vector2 { |
142 | self.impl_div(&rhs) |
143 | } |
144 | } |
145 | impl core::ops::Div<&Vector2> for &Vector2 { |
146 | type Output = Vector2; |
147 | fn div(self, rhs: &Vector2) -> Vector2 { |
148 | self.impl_div(rhs) |
149 | } |
150 | } |
151 | impl core::ops::Div<f32> for Vector2 { |
152 | type Output = Vector2; |
153 | fn div(self, rhs: f32) -> Vector2 { |
154 | self.impl_div_f32(rhs) |
155 | } |
156 | } |
157 | impl core::ops::Div<f32> for &Vector2 { |
158 | type Output = Vector2; |
159 | fn div(self, rhs: f32) -> Vector2 { |
160 | self.impl_div_f32(rhs) |
161 | } |
162 | } |
163 | impl core::ops::Mul<Vector2> for Vector2 { |
164 | type Output = Vector2; |
165 | fn mul(self, rhs: Vector2) -> Vector2 { |
166 | self.impl_mul(&rhs) |
167 | } |
168 | } |
169 | impl core::ops::Mul<&Vector2> for Vector2 { |
170 | type Output = Vector2; |
171 | fn mul(self, rhs: &Vector2) -> Vector2 { |
172 | self.impl_mul(rhs) |
173 | } |
174 | } |
175 | impl core::ops::Mul<Vector2> for &Vector2 { |
176 | type Output = Vector2; |
177 | fn mul(self, rhs: Vector2) -> Vector2 { |
178 | self.impl_mul(&rhs) |
179 | } |
180 | } |
181 | impl core::ops::Mul<&Vector2> for &Vector2 { |
182 | type Output = Vector2; |
183 | fn mul(self, rhs: &Vector2) -> Vector2 { |
184 | self.impl_mul(rhs) |
185 | } |
186 | } |
187 | impl core::ops::Mul<f32> for Vector2 { |
188 | type Output = Vector2; |
189 | fn mul(self, rhs: f32) -> Vector2 { |
190 | self.impl_mul_f32(rhs) |
191 | } |
192 | } |
193 | impl core::ops::Mul<f32> for &Vector2 { |
194 | type Output = Vector2; |
195 | fn mul(self, rhs: f32) -> Vector2 { |
196 | self.impl_mul_f32(rhs) |
197 | } |
198 | } |
199 | |