bnowel/NodeWorld — pull request #34 by hexate (2012-03-24 17:11:20+00:00)
Title: implement desired direction

added a new vector 'newDir' which contains the direction the player WANTS to move in. User interaction should now only ever update 'newDir', and the engine will update 'dir' if the 'newDir' is valid.

Reversing direction between ticks is not valid.