Computing term for determining when two objects intersect in a virtual space, such as in video games or simulations. Related to 当たり判定, which is often used interchangeably.
See also: 当たり判定
In game development, the accuracy of collision detection is important.
この物理エンジンは高速な衝突判定を実装している。
This physics engine implements fast collision detection.
Often used synonymously with 衝突判定 in game development, though 当たり判定 can also refer to hit detection in a broader sense.
Compound of 衝突 (collision) and 判定 (judgment, detection). A straightforward technical term.