2
votes
2answers
237 views

How to detect two moving shapes overlapped?

Given a list of circles with its coordinates (x and y) that are moving every second in different direction (South-East, South-West, North-East and North-West), and the circle will change direction if ...
-2
votes
1answer
257 views

What do ptLineDist and relativeCCW do? [closed]

I saw these methods in the Line2D Java Docs but did not understand what they do? Javadoc for ptLineDist says: Returns the distance from a point to this line. The distance measured is the ...