: POV will consider your wall as a single block and not as thousand of bricks.

  The fact that it looks like a single block doesn't mean it is internally
represented as an internal block.
  Actually it's represented as a series of intersections of inverted objects
or something like that.

-- 
main(i,_){for(_?--i,main(i+2,"FhhQHFIJD|FQTITFN]zRFHhhTBFHhhTBFysdB"[i]
):5;i&&_>1;printf("%s",_-70?_&1?"[]":" ":(_=0,"\n")),_/=2);} /*- Warp -*/

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