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Fixed bugs in hull_points, added seeds to tests, added seed parm to shuffle()

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This commit is contained in:
Adrian Mariano
2020-12-22 18:15:25 -05:00
parent e10a70fc98
commit a495528398
5 changed files with 42 additions and 35 deletions
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8
tests/test_geometry.scad
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@@ -112,8 +112,8 @@ function info_str(list,i=0,string=chr(10)) =
module test_closest_point_on_plane(){
plane = rands(-5,5,4)+[10,0,0,0];
point = rands(-1,1,3);
plane = rands(-5,5,4,seed=175)+[10,0,0,0];
point = rands(-1,1,3,seed=477);
point2 = closest_point_on_plane(plane,point);
assert_approx(norm(point-point2), abs(distance_from_plane(plane,point)));
}
@@ -121,7 +121,7 @@ module test_closest_point_on_plane(){
module test_normalize_plane(){
plane = rands(-5,5,4)+[10,0,0,0];
plane = rands(-5,5,4,seed=333)+[10,0,0,0];
plane2 = normalize_plane(plane);
assert_approx(norm(point3d(plane2)),1);
assert_approx(plane*plane2[3],plane2*plane[3]);
@@ -129,7 +129,7 @@ module test_normalize_plane(){
*test_normalize_plane();
module test_plane_line_intersection(){
line = [rands(-1,1,3),rands(-1,1,3)+[2,0,0]];
line = [rands(-1,1,3,seed=74),rands(-1,1,3,seed=99)+[2,0,0]];
plane1 = plane_from_normal(line[1]-line[0],2*line[0]-line[1]); // plane disjoint from segment
plane2 = plane_from_normal(line[1]-line[0],(line[0]+line[1])/2); // through middle point of line
plane3 = plane3pt(line[1],line[0], rands(-1,1,3)+[0,3,0]); // containing line