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refactor

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This commit is contained in:
Justin Lin
2019-05-15 19:12:18 +08:00
parent ac209d6125
commit f690952f1f
1 changed files with 4 additions and 2 deletions
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6
src/m_rotation.scad
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@@ -68,14 +68,16 @@ function _m_zRotation(a) =
[0, 0, 0, 1]
];
function _to_avect(a) =
function _to_3_elems_vect(a) =
let(leng = len(a))
leng == 3 ? a : (
leng == 2 ? [a[0], a[1], 0] : [a[0], 0, 0]
);
function _to_ang_vect(a) = __is_float(a) ? [0, 0, a] : _to_3_elems_vect(a);
function _xyz_rotation(a) =
let(ang = __is_float(a) ? [0, 0, a] : _to_avect(a))
let(ang = _to_ang_vect(a))
_m_zRotation(ang[2]) * _m_yRotation(ang[1]) * _m_xRotation(ang[0]);
function m_rotation(a, v) =