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v2_normalize

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randy 2024-07-02 14:38:17 +07:00
parent 69d8f66e22
commit 6519955513
1 changed files with 7 additions and 0 deletions
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7
oogabooga/linmath.c
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@ -81,6 +81,13 @@ inline Vector3 v3_div(Vector3 a, Vector3 b) {
inline Vector4 v4_div(Vector4 a, Vector4 b) { inline Vector4 v4_div(Vector4 a, Vector4 b) {
return v4(a.x / b.x, a.y / b.y, a.z / b.z, a.w / b.w); return v4(a.x / b.x, a.y / b.y, a.z / b.z, a.w / b.w);
} }
inline Vector2 v2_normalize(Vector2 a) {
float length = sqrt(a.x * a.x + a.y * a.y);
if (length == 0) {
return (Vector2){0, 0};
}
return (Vector2){a.x / length, a.y / length};
}
Vector2 v2_rotate_point_around_pivot(Vector2 point, Vector2 pivot, float rotation_radians) { Vector2 v2_rotate_point_around_pivot(Vector2 point, Vector2 pivot, float rotation_radians) {