75 lines
2.0 KiB
C++
75 lines
2.0 KiB
C++
// Filename: baseParticle.h
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// Created by: charles (14Jun00)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) 2001, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://www.panda3d.org/license.txt .
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//
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// To contact the maintainers of this program write to
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// panda3d@yahoogroups.com .
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//
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////////////////////////////////////////////////////////////////////
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#ifndef BASEPARTICLE_H
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#define BASEPARTICLE_H
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#include "pandabase.h"
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#include "physicsObject.h"
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////////////////////////////////////////////////////////////////////
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// Class : BaseParticle
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// Description : An individual, physically-modelable particle
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// abstract base class.
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////////////////////////////////////////////////////////////////////
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class EXPCL_PANDAPHYSICS BaseParticle : public PhysicsObject {
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public:
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// local methods
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INLINE void set_age(float age);
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INLINE void set_lifespan(float lifespan);
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INLINE void set_alive(bool alive);
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INLINE float get_age() const;
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INLINE float get_lifespan() const;
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INLINE bool get_alive() const;
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INLINE float get_parameterized_age() const;
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INLINE float get_parameterized_vel() const;
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// child methods
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virtual void init() = 0;
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virtual void die() = 0;
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virtual void update() = 0;
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// for spriteParticleRenderer
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virtual float get_theta() const;
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// from PhysicsObject
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virtual PhysicsObject *make_copy() const = 0;
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virtual void output(ostream &out) const;
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virtual void write(ostream &out, unsigned int indent=0) const;
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protected:
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BaseParticle(int lifespan = 1, bool alive = false);
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BaseParticle(const BaseParticle ©);
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virtual ~BaseParticle();
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private:
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// NOTE: age and lifespan are in seconds.
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float _age;
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float _lifespan;
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bool _alive;
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LPoint3f _last_position;
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};
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#include "baseParticle.I"
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#endif // BASEPARTICLE_H
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