#include "Particle.h"
#include "NeoPatterns.h"


Particle::Particle() // Particle::Particle(NeoPatterns * parent)
{
  _pos = 0;
  // _id = parent->maxParticleID;
  // parent->maxParticleID++;
}  //Default constructor.

Particle::Particle(NeoPatterns * parent, float pos, float speed, uint8_t hue, float brightness, float decay )
{
  _id = parent->maxParticleID;
  parent->maxParticleID++;
  _pos = pos;
  _speed = speed;
  _hue = hue;
  _brightness = brightness;
  _decay = decay;
  _parent = parent;
}

bool Particle::operator==(const Particle &p) const {
  return (p._id == _id);
}

void Particle::update()
{
  _pos += _speed;
  _speed *= 0.96;
  _brightness *= _decay;

  if (_pos > _parent->numPixels()) {
    _pos = 0;
  }
  _parent->setPixelColor((int)_pos, _parent->Wheel(_hue, _brightness));
}

float Particle::brightness()
{
  return _brightness;
}