test2Road2.json

{
    "width" : 6,
    "depth" : 6,

    "sunlight" : [ 0, 1, 0 ],

    "altitude" : [
	    1, 1, 1, 1, 1, 1,
	    1, 1, 1, 1, 1, 1,
	    1, 1, 0, 0, 1, 1,
	    1, 1, 0, 0, 1, 1,
	    2, 2, 2, 2, 2, 2,
	    2, 2, 2, 2, 2, 2,
	],
	
	"roads" : [
		{
			"width" : 1,
			"spine" : [ 
				0, 0.5,
				3, 0.5,
				3, 2.5,
				0, 2.5
			]
		}
	]
}