formZ SDK | 5.0 API Reference | System | Math
Description
Given a 2d point and a simple polygon (defined by a number of connected points)
checks whether the point is on the boundary the polygon.
npts indicates how many points are in the polygon, as passed in poly_pts.
Plugin Prototype
fzrt_boolean fz_math_2d_is_pt_on_polygon(
fz_xy_td * | pt, |
fz_xy_td * | poly_pts, |
fzrt_int | npts ) |
Parameters
pt [Input]
2d point
poly_pts [Input]
polygon points array
npts [Input]
number of points in the polygon
Returns
TRUE if on the boundary, FALSE if not
Availability
5.0.0.0
Example Files
See Also
Function Set
Defined in