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support depth

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Justin Lin
2020-02-20 08:39:45 +08:00
parent 0dc533e681
commit fa71d252bf
1 changed files with 4 additions and 3 deletions
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7
src/experimental/_impl/_sf_square_surfaces.scad
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@@ -1,13 +1,14 @@
function _sf_square_surfaces(levels, thickness, invert) =
function _sf_square_surfaces(levels, thickness, depth, invert) =
let(
rows = len(levels),
columns = len(levels[0]),
offset_z = invert ? 0 : thickness - depth,
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]) + 1) // minimum level is 1
[c, r, lv / 255 * thickness]
let(lv = invert ? 255 - levels[rows - r - 1][c] : levels[rows - r - 1][c])
[c, r, lv / 255 * depth + offset_z]
]
],
surface2 = [