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forceNode.h
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79 lines (66 loc) · 2.3 KB
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// Filename: forceNode.h
// Created by: charles (02Aug00)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) Carnegie Mellon University. All rights reserved.
//
// All use of this software is subject to the terms of the revised BSD
// license. You should have received a copy of this license along
// with this source code in a file named "LICENSE."
//
////////////////////////////////////////////////////////////////////
#ifndef FORCENODE_H
#define FORCENODE_H
#include "pandaNode.h"
#include "pvector.h"
#include "baseForce.h"
////////////////////////////////////////////////////////////////////
// Class : ForceNode
// Description : A force that lives in the scene graph and is
// therefore subject to local coordinate systems.
// An example of this would be simulating gravity
// in a rotating space station. or something.
////////////////////////////////////////////////////////////////////
class EXPCL_PANDAPHYSICS ForceNode : public PandaNode {
PUBLISHED:
ForceNode(const string &name);
INLINE void clear();
INLINE BaseForce *get_force(int index) const;
INLINE int get_num_forces() const;
MAKE_SEQ(get_forces, get_num_forces, get_force);
INLINE void add_force(BaseForce *force);
void add_forces_from(const ForceNode &other);
void remove_force(BaseForce *f);
void remove_force(int index);
virtual void output(ostream &out) const;
virtual void write_forces(ostream &out, unsigned int indent=0) const;
virtual void write(ostream &out, unsigned int indent=0) const;
public:
virtual ~ForceNode();
virtual bool safe_to_flatten() const { return false; }
virtual PandaNode *make_copy() const;
protected:
ForceNode(const ForceNode ©);
private:
typedef pvector< PT(BaseForce) > ForceVector;
ForceVector _forces;
public:
static TypeHandle get_class_type() {
return _type_handle;
}
static void init_type() {
PandaNode::init_type();
register_type(_type_handle, "ForceNode",
PandaNode::get_class_type());
}
virtual TypeHandle get_type() const {
return get_class_type();
}
virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
private:
static TypeHandle _type_handle;
};
#include "forceNode.I"
#endif // FORCENODE_H