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
use number_traits::Num; #[inline(always)] pub fn new<T: Copy + Num>( m11: T, m12: T, m13: T, m14: T, m21: T, m22: T, m23: T, m24: T, m31: T, m32: T, m33: T, m34: T, m41: T, m42: T, m43: T, m44: T ) -> [T; 16] {[ m11, m12, m13, m14, m21, m22, m23, m24, m31, m32, m33, m34, m41, m42, m43, m44 ]} #[inline(always)] pub fn create<T: Copy + Num>( m11: T, m12: T, m13: T, m14: T, m21: T, m22: T, m23: T, m24: T, m31: T, m32: T, m33: T, m34: T, m41: T, m42: T, m43: T, m44: T ) -> [T; 16] {new( m11, m12, m13, m14, m21, m22, m23, m24, m31, m32, m33, m34, m41, m42, m43, m44 )} #[test] fn test_new() { let m = new(1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1); assert_eq!(m, [ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 ]); } #[inline(always)] pub fn new_identity<T: Copy + Num>() -> [T; 16] { new( T::one(), T::zero(), T::zero(), T::zero(), T::zero(), T::one(), T::zero(), T::zero(), T::zero(), T::zero(), T::one(), T::zero(), T::zero(), T::zero(), T::zero(), T::one() ) } #[inline(always)] pub fn new_zero<T: Copy + Num>() -> [T; 16] { new( T::zero(), T::zero(), T::zero(), T::zero(), T::zero(), T::zero(), T::zero(), T::zero(), T::zero(), T::zero(), T::zero(), T::zero(), T::zero(), T::zero(), T::zero(), T::zero() ) } #[inline(always)] pub fn clone<'b, T: Copy + Num>(m: &'b [T; 16]) -> [T; 16] { new( m[0], m[4], m[8], m[12], m[1], m[5], m[9], m[13], m[2], m[6], m[10], m[14], m[3], m[7], m[11], m[15] ) } #[inline] pub fn copy<'a, 'b, T: Copy + Num>(out: &'a mut [T; 16], a: &'b [T; 16]) -> &'a mut [T; 16] { out[0] = a[0]; out[1] = a[1]; out[2] = a[2]; out[3] = a[3]; out[4] = a[4]; out[5] = a[5]; out[6] = a[6]; out[7] = a[7]; out[8] = a[8]; out[9] = a[9]; out[10] = a[10]; out[11] = a[11]; out[12] = a[12]; out[13] = a[13]; out[14] = a[14]; out[15] = a[15]; out }