flatshade->stage.line = flatshade_first_line;
flatshade->stage.tri = flatshade_first_tri;
flatshade->stage.flush = flatshade_flush;
flatshade->stage.reset_stipple_counter = flatshade_reset_stipple_counter;
flatshade->stage.destroy = flatshade_destroy;
flatshade->stage.line = flatshade_first_line;
flatshade->stage.tri = flatshade_first_tri;
flatshade->stage.flush = flatshade_flush;
flatshade->stage.reset_stipple_counter = flatshade_reset_stipple_counter;
flatshade->stage.destroy = flatshade_destroy;