75 lines
1.7 KiB
C
75 lines
1.7 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 baseForce.h
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* @author charles
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* @date 2000-08-08
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*/
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#ifndef BASEFORCE_H
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#define BASEFORCE_H
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#include "pandabase.h"
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#include "typedReferenceCount.h"
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#include "luse.h"
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#include "nodePath.h"
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#include "physicsObject.h"
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class ForceNode;
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/**
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* pure virtual base class for all forces that could POSSIBLY exist.
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*/
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class EXPCL_PANDA_PHYSICS BaseForce : public TypedReferenceCount {
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PUBLISHED:
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virtual ~BaseForce();
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INLINE bool get_active() const;
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INLINE void set_active(bool active);
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virtual bool is_linear() const = 0;
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INLINE ForceNode *get_force_node() const;
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INLINE NodePath get_force_node_path() const;
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virtual void output(std::ostream &out) const;
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virtual void write(std::ostream &out, int indent_level=0) const;
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protected:
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BaseForce(bool active = true);
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BaseForce(const BaseForce ©);
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private:
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ForceNode *_force_node;
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NodePath _force_node_path;
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bool _active;
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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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TypedReferenceCount::init_type();
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register_type(_type_handle, "BaseForce",
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TypedReferenceCount::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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friend class ForceNode;
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};
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#include "baseForce.I"
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#endif // BASEFORCE_H
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