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refactor: reuse p

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Justin Lin
2022-03-30 21:15:21 +08:00
parent 379b0c3614
commit 0e3a4d4ccd
1 changed files with 3 additions and 2 deletions
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5
src/sphere_spiral.scad
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@@ -12,7 +12,8 @@ use <ptf/ptf_rotate.scad>;
function sphere_spiral(radius, za_step, z_circles = 1, begin_angle = 0, end_angle = 0, vt_dir = "SPI_DOWN", rt_dir = "CT_CLK") = function sphere_spiral(radius, za_step, z_circles = 1, begin_angle = 0, end_angle = 0, vt_dir = "SPI_DOWN", rt_dir = "CT_CLK") =
let( let(
a_end = 90 * z_circles - end_angle a_end = 90 * z_circles - end_angle,
p = [radius, 0, 0]
) )
[ [
for(a = begin_angle; a <= a_end; a = a + za_step) for(a = begin_angle; a <= a_end; a = a + za_step)
@@ -21,5 +22,5 @@ function sphere_spiral(radius, za_step, z_circles = 1, begin_angle = 0, end_angl
za = (rt_dir == "CT_CLK" ? 1 : -1) * a, za = (rt_dir == "CT_CLK" ? 1 : -1) * a,
ra = [0, ya, za] ra = [0, ya, za]
) )
[ptf_rotate([radius, 0, 0], ra), ra] [ptf_rotate(p, ra), ra]
]; ];