00001
00002
00003
00004
00005
00006
00007
00008
00009
00010
00011
00012
00013
00014
00015 INLINE void BaseParticle::set_age(PN_stdfloat age) {
00016 _age = age;
00017 }
00018
00019 INLINE void BaseParticle::set_lifespan(PN_stdfloat lifespan) {
00020 _lifespan = lifespan;
00021 }
00022
00023 INLINE void BaseParticle::set_alive(bool alive) {
00024 _alive = alive;
00025 }
00026
00027 INLINE void BaseParticle::set_index(int index) {
00028 _index = index;
00029 }
00030
00031 INLINE PN_stdfloat BaseParticle::get_age() const {
00032 return _age;
00033 }
00034
00035 INLINE PN_stdfloat BaseParticle::get_lifespan() const {
00036 return _lifespan;
00037 }
00038
00039 INLINE bool BaseParticle::get_alive() const {
00040 return _alive;
00041 }
00042
00043 INLINE int BaseParticle::get_index() const {
00044 return _index;
00045 }
00046
00047 INLINE PN_stdfloat BaseParticle::get_parameterized_age() const {
00048 if (_lifespan <= 0) return 1.0;
00049 return _age / _lifespan;
00050 }
00051
00052 INLINE PN_stdfloat BaseParticle::get_parameterized_vel() const {
00053 if (IS_NEARLY_ZERO(get_terminal_velocity())) return 0.0;
00054 return (get_velocity().length()) / get_terminal_velocity();
00055 }