static float TransformToAxis(Hull3D box, Vector3 halfsize, Vector3 axis)
{
Matrix4x4 boxTrans = box.GetComponent <Particle3D>().GetLocalToWorldtransform(false);
return
(halfsize.x * Mathf.Abs(Vector3.Dot(boxTrans.GetColumn(0), (Vector3)axis)) +
halfsize.y * Mathf.Abs(Vector3.Dot(boxTrans.GetColumn(1), (Vector3)axis)) +
halfsize.z * Mathf.Abs(Vector3.Dot(boxTrans.GetColumn(2), (Vector3)axis)));
}
bool CheckIfCollisionsContains(Hull3D hull1, Hull3D hull2)
{
for (int i = 0; i < Collisions.Count; i++)
{
if ((Collisions[i].a.name.Equals(hull1.gameObject.name) && Collisions[i].b.gameObject.name.Equals(hull2.name)) || (Collisions[i].a.gameObject.name.Equals(hull2.name) && Collisions[i].b.gameObject.name.Equals(hull1.name)))
{
return(true);
}
}
return(false);
}
static float OverlapOnAxis(Hull3D one, Hull3D two, Vector3 oneHalfSize, Vector3 twoHalfSize, Vector3 axis, Vector3 toCentre)
{
// Project the half-size of one onto axis
float oneProject = TransformToAxis(one, oneHalfSize, axis);
float twoProject = TransformToAxis(two, twoHalfSize, axis);
// Project this onto the axis
float distance = Mathf.Abs(Vector3.Dot(toCentre, axis));
float overlap = (oneProject + twoProject) - distance;
// Check for overlap
return(overlap);
}
public void AddCollisionHull(Hull3D hull)
{
allColliders.Add(hull);
}