Package: graphene

Function graphene:point3d-zero

Lambda List

graphene:point3d-zero ()

Return Value

The graphene:point3d-t instance for a zero point.

Details

Returns a point with all three coordinates set to zero.

Examples

(values (graphene:point3d-x (graphene:point3d-zero))
        (graphene:point3d-y (graphene:point3d-zero))
        (graphene:point3d-z (graphene:point3d-zero)))
=> 0.0
=> 0.0
=> 0.0
 

See also

graphene:point3d-t
2025-08-09