WORLD (
  TEXTURES (
    MAX_TEXTURES (10)
    TEXTURE 'my_tile1.gif' ()
    TEXTURE 'stone4.gif' ()
  )

  SECTOR 'room' (
    ; 0-7
    VERTEX (-5,-5,5) VERTEX (5,-5,5)
    VERTEX (5,-5,-5) VERTEX (-5,-5,-5)
    VERTEX (-5,5,5) VERTEX (5,5,5)
    VERTEX (5,5,-5) VERTEX (-5,5,-5)

    TEXNR ('stone4.gif') TEXLEN (4)
    POLYGON 'down' (VERTICES (0,1,2,3)
        PORTAL ('room')
	WARP (MATRIX (1,0,0,0,-1,0,0,0,1) V (0,-5,0))
    	)
    POLYGON 'up' (VERTICES (7,6,5,4)
        PORTAL ('room')
	WARP (MATRIX (1,0,0,0,-1,0,0,0,1) V (0,5,0))
    	)
    POLYGON 'north' (VERTICES (4,5,1,0)
        PORTAL ('room')
	WARP (MATRIX (1,0,0,0,1,0,0,0,-1) V (0,0,5))
    	)
    POLYGON 'south' (VERTICES (6,7,3,2)
        PORTAL ('room')
	WARP (MATRIX (1,0,0,0,1,0,0,0,-1) V (0,0,-5))
    	)
    POLYGON 'west' (VERTICES (7,4,0,3)
        PORTAL ('room')
	WARP (MATRIX (-1,0,0,0,1,0,0,0,1) V (-5,0,0))
    	)
    POLYGON 'east' (VERTICES (5,6,2,1)
        PORTAL ('room')
	WARP (MATRIX (-1,0,0,0,1,0,0,0,1) V (5,0,0))
    	)

    LIGHT (1,1.5,1.5:7,1,1,1,0)
    LIGHT (-4,0,-4:10,.6,.2,.2,0)
  )
)
