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) 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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////////////////////////////////////////////////////////////////////
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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 void set_index(int index);
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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 int get_index() 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, int indent=0) const;
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protected:
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BaseParticle(float lifespan = 1.0f, 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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int _index;
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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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