81 lines
2.2 KiB
C
81 lines
2.2 KiB
C
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file forceNode.h
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* @author charles
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* @date 2000-08-02
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*/
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#ifndef FORCENODE_H
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#define FORCENODE_H
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#include "pandaNode.h"
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#include "pvector.h"
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#include "baseForce.h"
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/**
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* A force that lives in the scene graph and is therefore subject to local
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* coordinate systems. An example of this would be simulating gravity in a
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* rotating space station. or something.
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*/
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class EXPCL_PANDA_PHYSICS ForceNode : public PandaNode {
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PUBLISHED:
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explicit ForceNode(const std::string &name);
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INLINE void clear();
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INLINE BaseForce *get_force(size_t index) const;
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INLINE size_t get_num_forces() const;
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MAKE_SEQ(get_forces, get_num_forces, get_force);
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INLINE void add_force(BaseForce *force);
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void add_forces_from(const ForceNode &other);
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void set_force(size_t index, BaseForce *force);
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void insert_force(size_t index, BaseForce *force);
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void remove_force(BaseForce *force);
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void remove_force(size_t index);
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MAKE_SEQ_PROPERTY(forces, get_num_forces, get_force, set_force, remove_force, insert_force);
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virtual void output(std::ostream &out) const;
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virtual void write_forces(std::ostream &out, int indent=0) const;
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virtual void write(std::ostream &out, int indent=0) const;
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public:
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virtual ~ForceNode();
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virtual bool safe_to_flatten() const { return false; }
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virtual PandaNode *make_copy() const;
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protected:
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ForceNode(const ForceNode ©);
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private:
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typedef pvector< PT(BaseForce) > ForceVector;
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ForceVector _forces;
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public:
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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PandaNode::init_type();
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register_type(_type_handle, "ForceNode",
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PandaNode::get_class_type());
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}
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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private:
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static TypeHandle _type_handle;
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};
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#include "forceNode.I"
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#endif // FORCENODE_H
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