NAME
    cgGetFirstEffectAnnotation - get the first annotation in an effect

SYNOPSIS
      #include <Cg/cg.h>

      CGannotation cgGetFirstEffectAnnotation( CGeffect effect );

PARAMETERS
    effect  The effect from which to retrieve the first annotation.

RETURN VALUES
    Returns the first annotation in an effect.

    Returns NULL if the effect has no annotations.

DESCRIPTION
    The first annotation associated with an effect can be retrieved using
    cgGetFirstEffectAnnotation. The rest of the effect's annotations can be
    discovered by iterating through them using cgGetNextAnnotation.

EXAMPLES
      CGannotation ann = cgGetFirstEffectAnnotation( effect );
      while( ann )
      {
         /* do something with ann */
         ann = cgGetNextAnnotation( ann );
      }

ERRORS
    CG_INVALID_EFFECT_HANDLE_ERROR is generated if effect is not a valid
    effect.

HISTORY
    cgGetFirstEffectAnnotation was introduced in Cg 1.5.

SEE ALSO
    cgGetNamedEffectAnnotation, cgGetNextAnnotation

