public bool CheckCollision(ref LRect checkBounds, FuncCollision callback)
{
// Are the input bounds at least partially in this node?
if (!bounds.Overlaps(checkBounds))
{
return(false);
}
// Check against any objects in this node
for (int i = 0; i < objects.Count; i++)
{
var o = objects[i];
if (o.Bounds.Overlaps(checkBounds))
{
callback(o.Obj);
}
}
// Check children
if (children != null)
{
for (int i = 0; i < NUM_CHILDREN; i++)
{
if (children[i].CheckCollision(ref checkBounds, callback))
{
return(true);
}
}
}
return(false);
}
public void QueryRegion(int layerType, LVector2 pos, LFloat radius, FuncCollision callback)
{
Debug.Trace($"QueryRegion layerType:{layerType} pos:{pos} radius:{radius} ");
tempCallback = callback;
_tempPos = pos;
_tempRadius = radius;
GetBoundTree(layerType).CheckCollision(pos, radius, _CheckRegionCircle);
}
public void QueryRegion(int layerType, LVector2 pos, LVector2 size, LVector2 forward, FuncCollision callback)
{
Debug.Trace($"QueryRegion layerType:{layerType} pos:{pos} size:{size} forward:{forward} ");
tempCallback = callback;
_tempSize = size;
_tempForward = forward;
_tempPos = pos;
var radius = size.magnitude;
var checkBounds = LRect.CreateRect(pos, new LVector2(radius, radius));
GetBoundTree(layerType).CheckCollision(ref checkBounds, _CheckRegionOBB);
}
private void _QueryRegion(int layerType, LVector2 pos, LFloat radius, FuncCollision callback)
{
collisionSystem.QueryRegion(layerType, pos, radius, callback);
}
private void _QueryRegion(int layerType, LVector2 pos, LVector2 size, LVector2 forward, FuncCollision callback)
{
collisionSystem.QueryRegion(layerType, pos, size, forward, callback);
}
public static void QueryRegion(int layerType, LVector2 pos, LFloat radius, FuncCollision callback)
{
_instance._QueryRegion(layerType, pos, radius, callback);
}
public static void QueryRegion(int layerType, LVector2 pos, LVector2 size, LVector2 forward,
FuncCollision callback)
{
_instance._QueryRegion(layerType, pos, size, forward, callback);
}
public void CheckCollision(LVector2 pos, LFloat radius, FuncCollision callback)
{
var rect = LRect.CreateRect(pos, new LVector2(radius, radius));
rootNode.CheckCollision(rect, callback);
}
public void CheckCollision(ref LRect checkBounds, FuncCollision callback)
{
rootNode.CheckCollision(ref checkBounds, callback);
}
public void CheckCollision(ColliderProxy obj, FuncCollision callback)
{
var checkBounds = LRect.CreateRect(obj.pos, new LVector2(obj.MaxSideSize, obj.MaxSideSize));
rootNode.CheckCollision(ref checkBounds, callback);
}
public bool CheckCollision(LRect checkBounds, FuncCollision callback)
{
return(CheckCollision(ref checkBounds, callback));
}
