The coordinates on the map depend on where you are in the system
- LibGDX requires that 0,0 be in the lower left hand corner of the screen and uses pixels as the units (everything is measured in pixels.
- In the model, the units are always in tiles and (0,0) is in the upper left hand corner of the map. The only exception to this is what is read from a TilEd map - that measures things in tiles, but puts
