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refactor

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Justin Lin
2020-02-19 13:54:35 +08:00
parent 48603db468
commit e046155b36
1 changed files with 4 additions and 19 deletions
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23
src/experimental/sf_sphere.scad
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@@ -1,3 +1,4 @@
use <experimental/_impl/_sf_square_surfaces.scad>;
use <experimental/sf_solidify.scad>; use <experimental/sf_solidify.scad>;
use <experimental/tf_sphere.scad>; use <experimental/tf_sphere.scad>;
@@ -9,38 +10,22 @@ use <experimental/tf_sphere.scad>;
invert: inverts how the gray levels are translated into height values. invert: inverts how the gray levels are translated into height values.
*/ */
module sf_sphere(levels, radius, thickness, angle = [180, 360], invert = false) { module sf_sphere(levels, radius, thickness, angle = [180, 360], invert = false) {
surface = _sf_square_surfaces(levels, thickness, invert);
rows = len(levels); rows = len(levels);
columns = len(levels[0]); columns = len(levels[0]);
size = [columns - 1, rows - 1]; size = [columns - 1, rows - 1];
surface1 = [
for(r = [0:rows - 1])
[
for(c = [0:columns - 1])
let(lv = invert ? 255 - levels[rows - r - 1][c] : levels[rows - r - 1][c])
[c, r, lv / 255 * thickness]
]
];
surface2 = [
for(r = [0:rows - 1])
[
for(c = [0:columns - 1])
[c, r, 0]
]
];
offset_z = invert ? thickness : 0; offset_z = invert ? thickness : 0;
sf_solidify( sf_solidify(
[ [
for(row = surface1) for(row = surface[0])
[ [
for(p = row) tf_sphere(size, p, radius + offset_z, angle) for(p = row) tf_sphere(size, p, radius + offset_z, angle)
] ]
] ]
, ,
[ [
for(row = surface2) for(row = surface[1])
[ [
for(p = row) tf_sphere(size, p, radius, angle) for(p = row) tf_sphere(size, p, radius, angle)
] ]