/// <summary>
/// Destroy a shape. This removes the shape from the broad-phase and
/// therefore destroys any contacts associated with this shape. All shapes
/// attached to a body are implicitly destroyed when the body is destroyed.
/// @warning This function is locked during callbacks.
/// </summary>
/// <param name="shape">The shape to be removed.</param>
public void DestroyShape(Shape shape)
{
Box2DXDebug.Assert(_world._lock == false);
if (_world._lock == true)
{
return;
}
Box2DXDebug.Assert(shape.GetBody() == this);
shape.DestroyProxy(_world._broadPhase);
Box2DXDebug.Assert(_shapeCount > 0);
Shape node = _shapeList;
bool found = false;
while (node != null)
{
if (node == shape)
{
_shapeList = shape._next;
found = true;
break;
}
node = node._next;
}
// You tried to remove a shape that is not attached to this body.
Box2DXDebug.Assert(found);
shape._body = null;
shape._next = null;
--_shapeCount;
Shape.Destroy(shape);
}
// STEVE BUG if shape isn't first in list (last added) FIXED
public void DestroyShape(Shape shape)
{
Box2DXDebug.Assert(!this._world._lock);
if (!this._world._lock)
{
Box2DXDebug.Assert(shape.GetBody() == this);
shape.DestroyProxy(this._world._broadPhase);
Box2DXDebug.Assert(this._shapeCount > 0);
bool condition = false;
if (shape == this._shapeList)
{
this._shapeList = shape._next;
condition = true;
}
else
{
Shape shape2 = this._shapeList;
Shape shapeLast = shape2;
while (shape2 != null)
{
if (shape2 == shape)
{
shapeLast._next = shape._next;
condition = true;
break;
}
shapeLast = shape2;
shape2 = shape2._next;
}
}
Box2DXDebug.Assert(condition);
shape._body = null;
shape._next = null;
this._shapeCount--;
Shape.Destroy(shape);
}
}
