int hex_faceindex(int faceno, int vtxno)
Returns -1
if an invalid number is specified.
Returns 0
to 7
to refer to the eight vertices of a generic hexahedron.
faceno
The face on the hexahedron. Ranges from 0
to 5
.
vtxno
Which vertex on the quadrilateral to return, 0
to 3
. Starts with
the lowest number and follows Houdini’s winding convention.
hex | |
vertex |
|