Nodes of different colours represent the following:
Solid arrows point from a procedure to one which it calls. Dashed
arrows point from an interface to procedures which implement that interface.
This could include the module procedures in a generic interface or the
implementation in a submodule of an interface in a parent module.
public function vkf_viewer_light(viewer) bind(C, name="vkf_viewer_light")
Arguments
Type
Intent
Optional
Attributes
Name
type(c_ptr),
value
::
viewer
viewer handle (vkf_viewer_create)
Return Value type(c_ptr)
Description
The viewer's default light (a vkf_light_create light in eye coordinates, owned by the viewer);
null on failure.