82 lines
1.3 KiB
C
82 lines
1.3 KiB
C
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/*
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* This program is under the GNU GPL.
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* Use at your own risk.
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*
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* written by David Bucciarelli (humanware@plus.it)
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* Humanware s.r.l.
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*/
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#ifndef PARTICLES_H
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#define PARTICLES_H
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#include <GL/gl.h>
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class particle {
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protected:
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float age; // in seconds
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float acc[3];
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float vel[3];
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float pos[3];
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public:
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particle();
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virtual ~particle() {};
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virtual void beginDraw(void) {};
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virtual void draw(void)=0;
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virtual void endDraw(void) {};
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virtual void elapsedTime(float);
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virtual void checkAge(void) {};
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};
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class particleSystem {
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protected:
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particle **part;
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float t;
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unsigned long particleNum;
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public:
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particleSystem();
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~particleSystem();
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void addParticle(particle *);
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void reset(void);
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void draw(void);
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void addTime(float);
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};
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class rainParticle : public particle {
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protected:
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static float min[3];
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static float max[3];
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static float partLength;
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float oldpos[3];
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void init(void);
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public:
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rainParticle();
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static void setRainingArea(float, float, float,
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float, float, float);
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static void setLength(float);
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static float getLength(void) { return partLength; };
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void beginDraw(void) { glBegin(GL_LINES); };
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void draw(void);
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void endDraw(void) { glEnd(); };
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void elapsedTime(float);
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void checkAge(void);
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void randomHeight(void);
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};
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#endif
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