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Justin Lin
2020-02-19 12:55:36 +08:00
parent d27b48bfb7
commit 254c6d2d69
1 changed files with 3 additions and 4 deletions
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7
src/experimental/sf_bend.scad
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@@ -9,16 +9,15 @@ use <experimental/tf_bend.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_bend(levels, radius, thickness, angle, invert = false) { module sf_bend(levels, radius, thickness, angle, invert = false) {
columns = len(levels); rows = len(levels);
rows = len(levels[0]); columns = len(levels[0]);
size = [columns - 1, rows - 1]; size = [columns - 1, rows - 1];
surface1 = [ surface1 = [
for(r = [0:rows - 1]) for(r = [0:rows - 1])
[ [
for(c = [0:columns - 1]) for(c = [0:columns - 1])
let(lv = invert ? 255 - levels[c][r] : levels[c][r]) let(lv = invert ? 255 - levels[rows - r - 1][c] : levels[rows - r - 1][c])
[c, r, lv / 255 * thickness] [c, r, lv / 255 * thickness]
] ]
]; ];