gfxcompactpoly_t*p = (gfxcompactpoly_t*)status.writer.finish(&status.writer);
add_horizontals(p, &windrule_evenodd, context); // output is always even/odd
gfxcompactpoly_t*p = (gfxcompactpoly_t*)status.writer.finish(&status.writer);
add_horizontals(p, &windrule_evenodd, context); // output is always even/odd