LineEdgeIntersection Cellzilla2D Home

Description

Determines if a ray from a point in a given direction intersects a given line segment.

Needs["Cellzilla2D`"];

Return Value

LineEdgeIntersection[lineSegment, point, direction ] returns True if a ray starting at point in the given direction intersects the line segment and False otherwise.

lineSegment={{x1,y1}, {x2,y2}} - endpoints

point={x,y} - coordinates

direction={vx,vy} - direction vector, does not need to be normalized.

Options

Example

[ Download Example as Zipped Mathematica Notebook ]

Implementation Notes

See Also

PolygonIntersection



[2012 Nov 9]