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00015 #ifndef BASEPARTICLEEMITTER_H
00016 #define BASEPARTICLEEMITTER_H
00017
00018 #include "pandabase.h"
00019 #include "referenceCount.h"
00020 #include "luse.h"
00021
00022 #include "particleCommonFuncs.h"
00023
00024 #include "mathNumbers.h"
00025
00026
00027
00028
00029
00030
00031 class EXPCL_PANDAPHYSICS BaseParticleEmitter : public ReferenceCount {
00032 PUBLISHED:
00033 enum emissionType {
00034 ET_EXPLICIT,
00035 ET_RADIATE,
00036 ET_CUSTOM
00037 };
00038
00039 virtual ~BaseParticleEmitter();
00040 virtual BaseParticleEmitter *make_copy() = 0;
00041
00042 void generate(LPoint3& pos, LVector3& vel);
00043
00044 INLINE void set_emission_type(emissionType et);
00045 INLINE void set_amplitude(PN_stdfloat a);
00046 INLINE void set_amplitude_spread(PN_stdfloat as);
00047 INLINE void set_offset_force(const LVector3& of);
00048 INLINE void set_explicit_launch_vector(const LVector3& elv);
00049 INLINE void set_radiate_origin(const LPoint3& ro);
00050
00051 INLINE emissionType get_emission_type() const;
00052 INLINE PN_stdfloat get_amplitude() const;
00053 INLINE PN_stdfloat get_amplitude_spread() const;
00054 INLINE LVector3 get_offset_force() const;
00055 INLINE LVector3 get_explicit_launch_vector() const;
00056 INLINE LPoint3 get_radiate_origin() const;
00057
00058 virtual void output(ostream &out) const;
00059 virtual void write(ostream &out, int indent=0) const;
00060
00061 protected:
00062 BaseParticleEmitter();
00063 BaseParticleEmitter(const BaseParticleEmitter ©);
00064
00065 emissionType _emission_type;
00066 LVector3 _explicit_launch_vector;
00067 LPoint3 _radiate_origin;
00068
00069 PN_stdfloat _amplitude;
00070 PN_stdfloat _amplitude_spread;
00071
00072 private:
00073
00074 virtual void assign_initial_position(LPoint3& pos) = 0;
00075 virtual void assign_initial_velocity(LVector3& vel) = 0;
00076
00077 LVector3 _offset_force;
00078 };
00079
00080 #include "baseParticleEmitter.I"
00081
00082 #endif // BASEPARTICLEEMITTER_H