# File lib/compass/compiler.rb, line 132
    def  compilecompile(sass_filename, css_filename)
      start_time = end_time = nil
      css_content = logger.red do
        timed do
          engine(sass_filename, css_filename).render
        end
      end
      duration = options[:time] ? "(#{(css_content.__duration * 1000).round / 1000.0}s)" : ""
      write_file(css_filename, css_content, options.merge(:force => true, :extra => duration))
      Compass.configuration.run_callback(:stylesheet_saved, css_filename)
    end