//----------------------------------------------------------------------------
Spatial* BspNode::GetContainingNode (const APoint& point)
{
SpatialPtr posChild = GetPositiveChild();
SpatialPtr negChild = GetNegativeChild();
if (posChild || negChild)
{
BspNode* bspChild;
if (mWorldPlane.WhichSide(point) < 0)
{
bspChild = DynamicCast<BspNode>(negChild);
if (bspChild)
{
return bspChild->GetContainingNode(point);
}
else
{
return negChild;
}
}
else
{
bspChild = DynamicCast<BspNode>(posChild);
if (bspChild)
{
return bspChild->GetContainingNode(point);
}
else
{
return posChild;
}
}
}
return this;
}
Spatial* BspNode::GetContainingNode(Vector4<float> const& point)
{
std::shared_ptr<Spatial> posChild = GetPositiveChild();
std::shared_ptr<Spatial> negChild = GetNegativeChild();
if (posChild || negChild)
{
BspNode* bspChild;
if (WhichSide(point) < 0)
{
bspChild = dynamic_cast<BspNode*>(negChild.get());
if (bspChild)
{
return bspChild->GetContainingNode(point);
}
else
{
return negChild.get();
}
}
else
{
bspChild = dynamic_cast<BspNode*>(posChild.get());
if (bspChild)
{
return bspChild->GetContainingNode(point);
}
else
{
return posChild.get();
}
}
}
return this;
}
