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extrusion_corner_bracket_assembly() and extrusion_inner_corner_bracket() can now be passed the extrusion type.

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E2020t and E4040t thinner extrusions added to work with the brackets.
Extrusions can now have recessed channels, round or square centre sections and holes.
Fixed the shape of extrusion centre section spars.
T-nuts now have 45 degree chamfers instead of a fixed 1mm minimum thickness.
This commit is contained in:
Chris Palmer
2021-09-05 10:24:42 +01:00
parent 511729008d
commit 2166a9be6a
15 changed files with 177 additions and 132 deletions
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19
tests/extrusions.scad
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@@ -21,9 +21,24 @@ use <../utils/layout.scad>
include <../vitamins/extrusions.scad>
gap = 10;
module extrusions()
layout([for(e = extrusions) extrusion_width(e)], 10)
extrusion(extrusions[$i], 80, cornerHole = extrusion_width(extrusions[$i]) > 20);
layout([for(e = extrusions) is_list(e[0]) ? extrusion_width(e[0]) : extrusion_width(e)], gap)
let(e = extrusions[$i])
if(is_list(e[0])) {
list = e;
heights = [for(e = list) extrusion_height(e)];
l = len(heights) - 1;
offset = (heights * [for(i = [0 : l]) 1] + l * gap) / 2;
translate([0, -offset])
rotate(90)
layout(heights, gap)
rotate(-90)
extrusion(list[$i], 80, cornerHole = extrusion_width(list[$i]) > 20);
}
else
extrusion(e, 80, cornerHole = extrusion_width(e) > 20);
if ($preview)
extrusions();