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A visual representation of a geographic region, showing physical features.

7
votes
There are two general approaches I would take. 1) The polygon-based approach. Each of your zones is defined as a series of points. You can then do point-in-polygon testing for whether or not your c …
answered Apr 3 '12 by Tetrad
44
votes
Players never look up -- Avoid putting enemies or solutions to problems above the top of the screen when player is looking straight out. Unless, of course, you've taught the player that it's necessa …
answered Jul 19 '10 by Tetrad
6
votes
Well if you can calculate the normal of the terrain at your desired future point, you can see if the angle of that is less than some value, and if is then allow the player to move along that.
answered Dec 11 '10 by Tetrad