Optionaloptions: SpatialIndexPluginOptions<G>const ecs = ECSpresso.create()
.withPlugin(createTransformPlugin())
.withPlugin(createCollisionPlugin({ layers }))
.withPlugin(createSpatialIndexPlugin({ cellSize: 128 }))
.build();
// Proximity query in a system:
const si = ecs.getResource('spatialIndex');
const nearby = si.queryRadius(playerX, playerY, 200);
Create a spatial index plugin for ECSpresso.
Provides a uniform-grid spatial hash that accelerates collision detection. When installed alongside the collision or physics2D plugins, they automatically use the spatial index for broadphase instead of O(n²) brute-force.
Also provides proximity query methods for game logic (e.g. "find all enemies within 200 units").