public static bool AABBSphereOverlap(bounds _a, sphereBounds _s)
{
float x = Mathf.Max(_a.minPoints.x, Mathf.Min(_s.center.x, _a.maxPoints.x));
float y = Mathf.Max(_a.minPoints.y, Mathf.Min(_s.center.y, _a.maxPoints.y));
float z = Mathf.Max(_a.minPoints.z, Mathf.Min(_s.center.z, _a.maxPoints.z));
float distance = Mathf.Sqrt(
(x - _s.center.x) * (x - _s.center.x) +
(y - _s.center.y) * (y - _s.center.y) +
(z - _s.center.z) * (z - _s.center.z));
return(distance < _s.radius);
}
public void SelectAllBuildingsInSphere(sphereBounds _s)
{
System.Diagnostics.Stopwatch sw = System.Diagnostics.Stopwatch.StartNew();
List <entity> entities = new List <entity>();
for (int i = 0; i < gameWorld.entityCount; ++i)
{
if (Collision.AABBSphereOverlap(gameWorld.entities[i].bounds, _s))
{
entities.Add(gameWorld.entities[i]);
Debug.Log($"{gameWorld.entities[i].name} was in overlap sphere.");
}
}
sw.Stop();
Debug.Log($"Select All Buildings In Sphere Took {sw.ElapsedMilliseconds}ms");
}
