    # File lib/rubygame/deprecated_mixer.rb, line 191
      def self.play( sample, channel_num, repeats )
        Rubygame.deprecated( "Rubygame::Mixer", "3.0" )

        result = SDL::Mixer.PlayChannel( channel_num, sample.struct, repeats )

        if( result < 0 )
          raise( Rubygame::SDLError,
                 "Error playing sample on channel %d: %s"%
                 [channel, SDL.GetError()] )
        end

        return result
      end