Cowboy Beblop funny little boy like sit computer he obtain elastic hoop shape 2D polygon necessarily convex since there s gravity spaceship hoop stand air since hoop elastic Cowboy Beblop stretch rotate translate shorten edge wantsfor hoop give number vertex position vertex define x Y Z coordinate the vertex give order they re connect 1stvertex connect 2nd connect 3rd etc vertex connect two hoop connect impossible pull infinity different direction manipulate edge have edge vertex intersect point like link chain connect the polygon edge intersect overlap to thing easy polygon wellconnecte edges polygon cross area polygon different direction upper low side plane define polygon different number timescowboy Beblop fascinated hoop obtain like know wellconnecte since he s busy play dog Zwei he d like figure he promise sweet help