SurfaceAlignedParticleGroupProperties.h

#pragma once
#include "include_glm.h"

//#define minimum_scale 0.001
//#define minimum_speed 0.0001

#define minimum_scale 0.01f
#define minimum_speed 0.2f

#define step_scale 1.0f
#define step_speed 10.0f

#define maximum_scale 5.0f
#define maximum_speed 200.0f

class SurfaceAlignedParticleGroupProperties
{
public:

    SurfaceAlignedParticleGroupProperties();
    ~SurfaceAlignedParticleGroupProperties();

    void setScaleFactor(float scale);
    void setSpeedFactor(float speed);
    void setColor(glm::vec3 color);
    glm::vec3 getColor();
    float getScaleFactor();
    float getSpeedFactor();
    bool hasChanged();
    void finishChanges();

private:
    int _aliveParticles;

    float _scaleFactor;
    float _speedFactor;
    glm::vec3 _color;
    bool _requiresUpdate;
};