Last change
on this file since 3930 was
3930,
checked in by bensch, 19 years ago
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orxonox/branches/particleEngine: some more definitions of the particleSystem/Emitter
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File size:
1.2 KB
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Line | |
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1 | /*! |
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2 | \file particle_e,otter.h |
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3 | \brief Definition of a ParticleEmitter |
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4 | */ |
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5 | |
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6 | #ifndef _PARTICLE_EMITTER_H |
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7 | #define _PARTICLE_EMITTER_H |
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8 | |
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9 | #include "p_node.h" |
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10 | |
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11 | // FORWARD DEFINITION |
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12 | struct Particle; |
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13 | class ParticleSystem; |
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14 | |
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15 | |
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16 | //! A default singleton class. |
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17 | class ParticleEmitter : public PNode { |
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18 | |
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19 | public: |
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20 | ParticleEmitter(const Vector& direction, float angle = 20.0, float emissionRate = 1.0, |
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21 | float velocity = 1.0, float ttl = 1.0); |
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22 | virtual ~ParticleEmitter(void); |
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23 | |
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24 | /* controlling the emitter: interface */ |
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25 | void start(); |
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26 | void stop(); |
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27 | |
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28 | /* controlling the behavour: these can be used as Animation interfaces */ |
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29 | void setSpread(float angle, float random = 0.0); |
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30 | void setEmissionRate(float emissionRate, float random = 0.0); |
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31 | void setVelocity(float velocity, float random = 0.0); |
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32 | |
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33 | /* some functions needed for internal use */ |
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34 | void tick(float dt); |
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35 | |
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36 | private: |
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37 | Vector direction; //!< emition direction |
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38 | float angle; //!< max angle from the direction of the emitter |
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39 | float emissionRate; //!< amount of particles per seconds emitted by emiter |
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40 | float velocity; //!< the contant speed a particle gets if been emitted |
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41 | }; |
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42 | |
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43 | #endif /* _PARTICLE_EMITTER_H */ |
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