All textures are packed into the blend file and can be unpacked from there, for inspection and modification.

You can append them into your scene via file/append.

SETTINGS:

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  "vector" the proportions of the room

  
  
  
  

  
  
  

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  "depth" how deep the rooms are
  
  
  
  
  
  
  
  

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  "gapwidth" how much does the wall cover

• "edge radius"  how wide the edges of the model map walls, this helps to avoid       windows at the edge. (cycles only)
  
  
  

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  "tint/floor/wall/glass" coloring the interiour and windowglass
  
  
  
  
  
  
• "light strength" emission strength of the rooms
  
  
  

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  "light bias" how many rooms have lights on
  
  
  
  
  
  
  

OUTPUT:

Use the "random cell rgb" to add further variation.  Use as input for a second citylight nodegroup, with the same proportions, to get colorvariance over the rooms.