cgGetFirstPassAnnotation

> # NAME

> cgGetFirstPassAnnotation - get the first annotation of a pass

> # SYNOPSIS

>       #include <Cg/cg.h>

>       CGannotation cgGetFirstPassAnnotation( CGpass pass );

> # PARAMETERS

> pass

>   The pass from which to retrieve the annotation.

> # RETURN VALUES

> Returns the first annotation from the given pass.

> Returns NULL if the pass has no annotations or an error occurs.

> # DESCRIPTION

> The annotations associated with a pass can be retrieved using cgGetFirstPassAnnotation. The remainder of the pass's annotations can be discovered by iterating through the parameters, calling cgGetNextAnnotation to get to the next one.

> # EXAMPLES

>       CGannotation ann = cgGetFirstPassAnnotation( pass );
>       while( ann )
>       {
>          /* do something with ann */
>          ann = cgGetNextAnnotation( ann );
>       }

> # ERRORS

> CG_INVALID_PASS_HANDLE_ERROR is generated if pass is not a valid pass.

> # HISTORY

> cgGetFirstPassAnnotation was introduced in Cg 1.4.

> # SEE ALSO

> cgGetNamedPassAnnotation, cgGetNextAnnotation