/// <summary>
/// Pairs of objects that require narrow phase testing.
/// </summary>
/// <returns></returns>
public void CalculateCollisionPairs()
{
GridCell cell;
BroadphaseProxy proxyA, proxyB;
_pairs.ClearCache();
CollisionGlobals.ProxiesInCells = 0;
for (int i = 0; i < _cells.Length; i++)
{
CollisionGlobals.ProxiesInCells += _cells[i].Proxies.Count;
for (int n = 4; n < neighbourOffset.Length; n++)
{
int ii = neighbourOffset[n] + i;
if (ii < 0 || ii > _cells.Length - 1)
{
continue;
}
cell = _cells[ii];
for (int j = 0; j < cell.Proxies.Count; j++)
{
proxyA = cell.Proxies[j];
for (int k = j + 1; k < cell.Proxies.Count; k++)
{
proxyB = cell.Proxies[k];
if (AABB.TestOverlap(ref proxyA.AABB, ref proxyB.AABB))
{
_pairs.AddOverlappingPair(proxyA, proxyB);
}
}
}
}
}
}
public void CalculateCollisionPairs()
{
_pairs.ClearCache();
for (int i = 0; i < _proxies.Count; i++)
{
BroadphaseProxy proxyA = _proxies[i];
for (int j = i + 1; j < _proxies.Count; j++)
{
BroadphaseProxy proxyB = _proxies[j];
if (AABB.TestOverlap(ref proxyA.AABB, ref proxyB.AABB))
{
_pairs.AddOverlappingPair(proxyA, proxyB);
}
}
}
}