> # NAME

> cgIsState - determine if a state handle references a valid state

> # SYNOPSIS

>       #include <Cg/cg.h>

>       CGbool cgIsState( CGstate state );

> # PARAMETERS

> state

>   The state handle to check.

> # RETURN VALUES

> Returns CG_TRUE if state references a valid state.

> Returns CG_FALSE otherwise.

> # DESCRIPTION

> cgIsState returns CG_TRUE if state references a valid state, CG_FALSE otherwise.

> # EXAMPLES

> to-be-written

> # ERRORS

> None.

> # HISTORY

> cgIsState was introduced in Cg 1.4.

> # SEE ALSO

> cgCreateState