| 15 | namespace fl { |
| 16 | |
| 17 | template <typename T> struct vec3 { |
| 18 | // value_type |
| 19 | using value_type = T; |
| 20 | T x = 0; |
| 21 | T y = 0; |
| 22 | T z = 0; |
| 23 | constexpr vec3() FL_NOEXCEPT = default; |
| 24 | constexpr vec3(T x, T y, T z) FL_NOEXCEPT : x(x), y(y), z(z) {} |
| 25 | |
| 26 | template <typename U> |
| 27 | explicit constexpr vec3(U xyz) FL_NOEXCEPT : x(xyz), y(xyz), z(xyz) {} |
| 28 | |
| 29 | constexpr vec3(const vec3 &p) = default; |
| 30 | constexpr vec3(vec3 &&p) FL_NOEXCEPT = default; |
| 31 | vec3 &operator=(vec3 &&p) FL_NOEXCEPT = default; |
| 32 | |
| 33 | vec3 &operator*=(const float &f) FL_NOEXCEPT { |
| 34 | x *= f; |
| 35 | y *= f; |
| 36 | z *= f; |
| 37 | return *this; |
| 38 | } |
| 39 | vec3 &operator/=(const float &f) FL_NOEXCEPT { |
| 40 | x /= f; |
| 41 | y /= f; |
| 42 | z /= f; |
| 43 | return *this; |
| 44 | } |
| 45 | vec3 &operator*=(const double &f) FL_NOEXCEPT { |
| 46 | x *= f; |
| 47 | y *= f; |
| 48 | z *= f; |
| 49 | return *this; |
| 50 | } |
| 51 | vec3 &operator/=(const double &f) FL_NOEXCEPT { |
| 52 | x /= f; |
| 53 | y /= f; |
| 54 | z /= f; |
| 55 | return *this; |
| 56 | } |
| 57 | |
| 58 | vec3 &operator/=(const u16 &d) FL_NOEXCEPT { |
| 59 | x /= d; |
| 60 | y /= d; |
| 61 | z /= d; |
| 62 | return *this; |
| 63 | } |
| 64 | |
| 65 | vec3 &operator/=(const int &d) FL_NOEXCEPT { |
| 66 | x /= d; |
| 67 | y /= d; |
| 68 | z /= d; |
| 69 | return *this; |
| 70 | } |
| 71 | |
| 72 | vec3 &operator/=(const vec3 &p) FL_NOEXCEPT { |
| 73 | x /= p.x; |
| 74 | y /= p.y; |