cgCallStateValidateCallback

> # NAME

> cgCallStateValidateCallback - calls the state validation callback function for a state assignment

> # SYNOPSIS

>       #include <Cg/cg.h>

>       CGbool cgCallStateValidateCallback( CGstateassignment sa );

> # PARAMETERS

> sa

>   The state assignment handle.

> # RETURN VALUES

> Returns the boolean value returned by the validation function. It should be CG_TRUE upon success.

> Returns CG_TRUE if no callback function was defined.

> # DESCRIPTION

> cgCallStateValidateCallback calls the state validation callback function for the given state assignment. The validation callback will return CG_TRUE or CG_FALSE depending on whether the current hardware and driver support the graphics state set by the state assignment.

> # EXAMPLES

> to-be-written

> # ERRORS

> CG_INVALID_STATE_ASSIGNMENT_HANDLE_ERROR is generated if sa is not a valid state assignment.

> # HISTORY

> cgCallStateValidateCallback was introduced in Cg 1.4.

> # SEE ALSO

> cgSetStateCallbacks, cgCallStateSetCallback, cgCallStateResetCallback