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See a demo at http://www.briangrinstead.com/files/astar/
If you want just the A* search code (not the demo visualization), use code like this http://gist.github.com/581352
A few notes about weight values:
- A weight of 0 denotes a wall.
- A weight cannot be negative.
- A weight cannot be between 0 and 1 (exclusive).
- A weight can contain decimal values (greater than 1).
Original (slower) implementation
Running the test suite
If you don't have grunt installed, follow the grunt getting started guide first.
Pull down the project, then run:
npm install grunt