#include "Oscillating.h"

#include <cmath>

#include <raylib.h>

#include "Generator.h"


Oscillating::Oscillating() :
    m_phase {0},
    m_shift {1.6f}
{
}


void
Oscillating::update(const float dt, Vector2& position, Generator& generator)
{
    (void) generator;
    m_phase += dt * 0.8f;
    if (m_phase > 2.f)
        m_phase -= 2.f;
    const float cos = std::cos(m_phase * M_PI);
    position.x += cos * m_shift;
}


void
Oscillating::set_phase(const float phase)
{
    m_phase = phase;
}