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This function is used in the template function
create_new()
. It setson_free_store
totrue
. See Point Reference; Data Members, and Point Reference; Constructors and Setting Functions.
Sets all of the coordinates in all of the sets of coordinates (i.e.,
world_coordinates
,user_coordinates
,view_coordinates
, andprojective_coordinates
) to 0 and resetstransform
Calls
apply_transform()
and sets the values ofworld_coordinates
to 0, whose absolute values are less thanepsilon()
* factor .
Sets
Transform
to the identityTransform
. Performed inapply_transform()
, after the latter updatesworld_coordinates
. Point Reference; Applying Transformations.