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/**
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
*/
#ifndef __SG_NODE_H
#define __SG_NODE_H
#include "SG_Spatial.h"
#include <vector>
typedef std::vector<SG_Node*> NodeList;
class SG_Node : public SG_Spatial
{
public:
SG_Node(
void* clientobj,
void* clientinfo,
SG_Callbacks callbacks
);
SG_Node(
const SG_Node & other
);
virtual ~SG_Node();
/**
* Add a child to this object. This also informs the child of
* it's parent.
* This just stores a pointer to the child and does not
* make a deep copy.
*/
void
AddChild(
SG_Node* child
);
/**
* Remove a child node from this object. This just removes the child
* pointer from the list of children - it does not destroy the child.
* This does not inform the child that this node is no longer it's parent.
* If the node was not a child of this object no action is performed.
*/
void
RemoveChild(
SG_Node* child
);
/**
* Get the current list of children. Do not use this interface for
* adding or removing children please use the methods of this class for
* that.
* @return a reference to the list of children of this node.
*/
NodeList&
GetSGChildren(
);
/**
* Get the current list of children.
* @return a const reference to the current list of children of this node.
*/
const
NodeList&
GetSGChildren(
) const;
/**
* Clear the list of children associated with this node
*/
void
ClearSGChildren(
);
/**
* return the parent of this node if it exists.
*/
SG_Node*
GetSGParent(
) const ;
/**
* Set the parent of this node.
*/
void
SetSGParent(
SG_Node* parent
);
/**
* Return the top node in this node's Scene graph hierarchy
*/
const
SG_Node*
GetRootSGParent(
) const;
/**
* Disconnect this node from it's parent
*/
void
DisconnectFromParent(
);
/**
* Tell this node to treat it's parent as a vertex parent.
*/
void
SetVertexParent(
bool isvertexparent
) ;
/**
* Update the spatial data of this node. Iterate through
* the children of this node and update their world data.
*/
void
UpdateWorldData(
double time
);
/**
* Update the simulation time of this node. Iterate through
* the children nodes and update their simulated time.
*/
void
SetSimulatedTime(
double time,
bool resurse
);
/**
* Node replication functions.
*/
SG_Node*
GetSGReplica(
);
void
Destruct(
);
private:
void
ProcessSGReplica(
SG_Node* replica
);
/**
* The list of children of this node.
*/
NodeList m_children;
/**
* The parent of this node may be NULL
*/
SG_Node* m_SGparent;
};
#endif //__SG_NODE_H
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