formZ SDK | 5.0 API Reference | System | Math
Description
Finds the normal vector for a polygon.
The polygon is defined by the 3d points in the pts array.
npts indicates how many 3d points are in the polygon, as passed in pts.
The result is only accurate if the 3d polygon is planar.
Plugin Prototype
fzrt_error_td fz_math_3d_normal_of_polygon(
pts, | |
fzrt_int | npts, |
norm ) |
Parameters
pts [Input]
polygon points array
npts [Input]
number of 3d points in polygon
norm [Result]
normal vector
Returns
Error codes
Availability
5.0.0.0
Example Files
See Also
Function Set
Defined in