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getHillVBL() Function

 Note: This function can only be used in a Trusted Macro

Introduced in version 1.11.0
Gets the Hill Vision Blocking Layer (Hill VBL) shapes for the area specified in the shape parameter.



This function retrieves the Hill VBL found in the given shape(s).


  • shape - A JSON object, or an array of JSON objects, as described in drawVBL(). If an array, gets all the Hill VBL within all provided shapes, otherwise just the Hill VBL in the single provided shape.
  • format - OPTIONAL Boolean. Returns a JSON object if false(0), or a JSON array of coordinates if true(1). In either case, the returned shape covers the Hill VBL found in the area. Defaults to false(0)


[h:rectangle = '{"shape":"rectangle","x":50,"y":50,"w":100,"h":200,"r":45,"fill":1,"thickness":1,"scale":0}']
[r:vblData   = getHillVBL(rectangle , 0)]

See Also