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dotSCAD/docs/lib3x-vx_contour.md
2022-06-06 13:11:46 +08:00

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# vx_contour
Given a list of points that form a closed area, `vx_contour` returns the contour which encircles the area.
**Since:** 2.5
## Parameters
- `points` : A list of `[x, y]` points.
## Examples
use <voxel/vx_ascii.scad>
use <voxel/vx_contour.scad>
t = "dotSCAD";
color("white")
linear_extrude(2)
for(i = [0:len(t) - 1]) {
translate([i * 8, 0])
for(pt = vx_ascii(t[i])) {
translate(pt)
square(1, center = true);
}
}
color("black")
linear_extrude(1)
for(i = [0:len(t) - 1]) {
translate([i * 8, 0])
polygon(vx_contour(vx_ascii(t[i])));
}
![vx_contour](images/lib3x-vx_contour-1.JPG)