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Results tagged with geometry
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user 19839
A branch of mathematics concerned with questions of shape, size, relative position of figures, and the properties of space.
1
vote
Accepted
Generate inner polygon from a parent polygon
Note, that your "inner polygon" is not a polygon (!!!) (because, as you said, it contains parts of circles).
If you just want your object to move inside polygon, keeping the distance from edges, I r …
- 1,194
1
vote
ray polygon intersection
The simplest algorithm is to test ray intersection with each edge. It has linear complexity. You can skip edges, e.g. when ray goes right and both edge points are on the left side from ray origin.
He …
- 1,194
12
votes
How do I calculate distance between a point and an axis-aligned rectangle?
I assume your rectangle is Axis-Aligned.
You just have to "clamp" the point into the rectangle and then compute the distance from the clamped point.
Point = (px, py), Rectangle = (rx, ry, rwidth, r …
- 1,194