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Test for circle_intersect()

This commit is contained in:
Chris Palmer 2020-10-05 10:41:27 +01:00
parent ebee729d08
commit c4a986aa21
1 changed files with 27 additions and 0 deletions
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27
tests/maths.scad
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@ -69,6 +69,33 @@ module maths() {
// Test Euler
//
assert(euler(rotate(r)) == r, "euler() failed");
//
// Circle intersect
//
r1 = 10;
c1 = [50, 0, 10];
r2 = 20;
c2 = [67, 0, 0];
p1 = circle_intersect(c1, r1, c2, r2);
p2 = circle_intersect(c2, r2, c1, r1);
rotate(90) {
color(grey(90))
translate(c1) rotate([90, 0, 0]) cylinder(r = r1, h = 4 * eps, center = true);
color(grey(80))
translate(c2) rotate([90, 0, 0]) cylinder(r = r2, h = eps, center = true);
color("red")
translate(p1) rotate([90, 0, 0]) cylinder(r = 0.1, h = 6 * eps, center = true);
color("blue")
translate(p2) rotate([90, 0, 0]) cylinder(r = 0.1, h = 6 * eps, center = true);
translate(p1) arrow();
translate(p2) vflip() arrow();
}
}
rotate(45)