Orientation
Meshes.OrientationType
— TypeOrientationType
The different types of orientation of a ring. Possible values are CW
and CCW
.
Meshes.orientation
— Functionorientation(geom, [method])
Returns the orientation of the geometry geom
as either counter-clockwise (CCW) or clockwise (CW).
Optionally, specify the orientation method
.
See also WindingOrientation
, TriangleOrientation
.
Meshes.OrientationMethod
— TypeOrientationMethod
A method for finding the orientation of rings and polygons.
Meshes.WindingOrientation
— TypeWindingOrientation()
A method for finding the orientatino of rings and polygons based on the winding number.
References
- Balbes, R. and Siegel, J. 1990. A robust method for calculating the simplicity and orientation of planar polygons
Meshes.TriangleOrientation
— TypeTriangleOrientation()
A method for finding the orientation of rings and polygons based on signed triangular areas.
References
- Held, M. 1998. FIST: Fast Industrial-Strength Triangulation of Polygons