cgGetFirstSamplerStateAssignment

> # NAME

> cgGetFirstSamplerStateAssignment - get the first state assignment in a sampler_state block

> # SYNOPSIS

>       #include <Cg/cg.h>

>       CGstateassignment cgGetFirstSamplerStateAssignment( CGparameter param );

> # PARAMETERS

> param

>   The sampler parameter from which to retrieve the first state assignment.

> # RETURN VALUES

> Returns the first CGstateassignment object assigned to param.

> Returns NULL if param has no sampler_state block or an error occurs.

> # DESCRIPTION

> cgGetFirstSamplerStateAssignment is used to begin iteration over all of the state assignments contained within a sampler_state block assigned to a parameter in an effect file. See cgGetNextStateAssignment for more information.

> # EXAMPLES

> to-be-written

> # ERRORS

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

> # HISTORY

> cgGetFirstSamplerStateAssignment was introduced in Cg 1.4.

> # SEE ALSO

> cgGetNextStateAssignment, cgIsStateAssignment