WorldMap class in Visual style definition

Environment details for "Blocks" and "Heightfield" world type.

5 members:

type and namedescriptioncomments
integer xsize
integer
Map x size  
integer ysize
integer
Map y size  
function getHeight
function
Height Height at any 2d coordinate (x,y) 
function getMap
function
getMap retrieve map cell object 
function intersect
function
intersect calculate intersection point 

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