top | item 43998102

(no title)

tavianator | 9 months ago

You may want to look into improvements to A* for grids, like Rectangular Symmetry Reduction.

discuss

order

taneq|9 months ago

dietr1ch|9 months ago

If just use A*, but you rank open to loop for lowest (f, h) pairs, then the search frontier just dives despite having multiple optimal paths, as the new node tie-breaking ensures we prefer nodes that seem closest to the goal.

porphyra|9 months ago

afaik jump point search would work for uniform cost grids but not if there's the exponential term that OP has