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Update docs and regressions for apply()

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This commit is contained in:
Garth Minette
2021-01-19 20:53:09 -08:00
parent 2093d730ab
commit e836213754
3 changed files with 46 additions and 10 deletions
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17
tests/test_affine.scad
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@@ -236,6 +236,23 @@ module test_apply() {
assert(approx(apply(affine3d_xrot(135),2*BACK+2*UP),2*sqrt(2)*FWD));
assert(approx(apply(affine3d_yrot(135),2*RIGHT+2*UP),2*sqrt(2)*DOWN));
assert(approx(apply(affine3d_zrot(45),2*BACK+2*RIGHT),2*sqrt(2)*BACK));
module check_path_apply(mat,path)
assert_approx(apply(mat,path),path3d([for (p=path) mat*concat(p,1)]));
check_path_apply(xrot(45), path3d(rect(100,center=true)));
check_path_apply(yrot(45), path3d(rect(100,center=true)));
check_path_apply(zrot(45), path3d(rect(100,center=true)));
check_path_apply(rot([20,30,40])*scale([0.9,1.1,1])*move([10,20,30]), path3d(rect(100,center=true)));
module check_patch_apply(mat,patch)
assert_approx(apply(mat,patch), [for (path=patch) path3d([for (p=path) mat*concat(p,1)])]);
flat = [for (x=[-50:25:50]) [for (y=[-50:25:50]) [x,y,0]]];
check_patch_apply(xrot(45), flat);
check_patch_apply(yrot(45), flat);
check_patch_apply(zrot(45), flat);
check_patch_apply(rot([20,30,40])*scale([0.9,1.1,1])*move([10,20,30]), flat);
}
test_apply();