cgGetFirstDependentParameter

> # NAME

> cgGetFirstDependentParameter - get the first dependent parameter from a parameter

> # SYNOPSIS

>       #include <Cg/cg.h>

>       CGparameter cgGetFirstDependentParameter( CGparameter param );

> # PARAMETERS

> param

>   The parameter.

> # RETURN VALUES

> Returns a handle to the first member parameter.

> Returns NULL if param is not a struct or if some other error occurs.

> # DESCRIPTION

> cgGetFirstDependentParameter returns the first member dependent parameter associated with a given parameter. The rest of the members may be retrieved from the first member by iterating with cgGetNextParameter.

> Dependent parameters are parameters that have the same name as a given parameter but different resources. They only exist in profiles that have multiple resources associated with one parameter.

> # EXAMPLES

> to-be-written

> # ERRORS

> CG_INVALID_PARAM_HANDLE_ERROR is generated if param is not a valid parameter.

> # HISTORY

> cgGetFirstDependentParameter was introduced in Cg 1.1.

> # SEE ALSO

> cgGetNextParameter, cgGetFirstParameter