Dev.to
7/18/2026

The original title is "A* Search Algorithm: Game Pathfinding Explained"
Original: A* Search Algorithm: Game Pathfinding Explained
Short summary
A clear explainer of the A* (A-Star) pathfinding algorithm for video game navigation. It covers how A* balances actual travel cost from the source with estimated distance to the destination to find efficient routes that avoid wall-hugging. The article contrasts destination-only and source-only optimization strategies to show why both metrics are needed. Not AI-related — this is classical computer science pathfinding.
- •A* balances travel cost from start with estimated distance to goal for optimal pathfinding
- •Destination-only optimization causes wall-hugging; source-only explores evenly in all directions
- •Algorithm produces natural diagonal paths by evaluating both costs simultaneously
Generated with AI, which can make mistakes.
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