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[845] | 1 | #pragma once
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| 2 |
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| 3 | #include "Vector.h"
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| 4 |
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| 5 | class Particle
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| 6 | {
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| 7 | public:
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| 8 | Particle(void);
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| 9 | ~Particle(void);
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| 10 |
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| 11 | Vector m_Color;
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| 12 | bool refrcol;
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| 13 | int m_ID;
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| 14 |
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| 15 | private:
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| 16 | Vector m_Position;
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| 17 | Vector m_Velocity;
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| 18 |
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| 19 |
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| 20 | float m_Size;
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| 21 | float m_D_Size;
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| 22 | public:
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| 23 | unsigned int m_Time_to_Live; //if 0 live forever
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| 24 | unsigned int m_Age;
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| 25 |
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| 26 | void setPosition(Vector position);
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| 27 | void setPosition(double x, double y, double z);
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| 28 | Vector& getPosition(void);
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| 29 | void getPosition(double& x, double& y, double& z);
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| 30 | void setVelocity(Vector velocity){m_Velocity=velocity;}
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| 31 | void setTimetoLive(unsigned int ttl){m_Time_to_Live=ttl;}
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| 32 | void setSize(double size){m_Size=size;}
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| 33 | double getSize(){return m_Size;}
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| 34 |
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| 35 | double m_Distance;
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| 36 |
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| 37 | bool operator < (Particle& op){return(m_Distance<op.m_Distance);}
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| 38 | bool operator > (Particle& op){return(m_Distance>=op.m_Distance);}
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| 39 |
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| 40 | bool LiveMore(unsigned int Dt)
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| 41 | {
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| 42 | if(m_Time_to_Live==0)//live forever
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| 43 | return true;
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| 44 |
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| 45 | m_Age+=Dt;
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| 46 |
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| 47 | if(m_Age>m_Time_to_Live)
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| 48 | {
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| 49 | return false;
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| 50 | }
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| 51 | else
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| 52 | {
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| 53 | return true;
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| 54 | }
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| 55 |
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| 56 | }
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| 57 |
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| 58 | void Refresh(unsigned int Dt)
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| 59 | {
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| 60 | Vector dir=m_Velocity*(((double)Dt)/1000);
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| 61 | m_Position+=dir;
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| 62 |
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| 63 | if(m_Time_to_Live!=0)
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| 64 | {
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| 65 | float live=float(((float)(m_Age))/((float)(m_Time_to_Live)));
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| 66 | m_Color.w=sin(live*M_PI);
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| 67 | }
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| 68 |
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| 69 | }
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| 70 |
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| 71 | Particle *m_NextParticle;
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| 72 | };
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