> ## Name

> cgGetDomain - get the domain enumerant from a domain name

> ## Synopsis

>     #include <Cg/cg.h>

>     CGdomain cgGetDomain( const char * domain_string );

> ## Parameters

> domain_string
>   A string containing the case-sensitive domain name.

> ## Return Values

> Returns the domain enumerant of domain_string.

> Returns CG_UNKNOWN if the given domain does not exist.

> ## Description

> cgGetDomain returns the enumerant assigned to a domain name.

> ## Examples

>     CGdomain ARBVP1domain = cgGetDomain("arbvp1");

>     if(cgGetProgramDomain(myprog) == ARBVP1Domain)
>     {
>       /* Do stuff */
>     }

> ## Errors

> CG_INVALID_PARAMETER_ERROR is generated if domain_string is NULL.

> ## History

> cgGetDomain was introduced in Cg 2.2.

> ## See Also

> cgGetDomainString, cgGetProgramDomain