#include "particlevisualizer.hpp"

ParticleVisualizer::ParticleVisualizer(Particle& particle, GLuint sphereShaderProgram, GLuint widgetShaderProgram)
    : _particle(particle), _sphere({0.07, 2, sphereShaderProgram}), _widget(widgetShaderProgram)
{
}

void ParticleVisualizer::render(float time)
{
    const Orbit& orbit = _particle.getOrbit();

    const float meanAnomaly = time;
    glm::vec3 pos = orbit.getPosition(meanAnomaly);

    // render widget
    glm::mat4 widgetMatrix = orbit.getLookAlongMatrix(time);
    _widget.setModelMatrix(widgetMatrix);
    _widget.render(time);

    // render sphere
    _sphere.setPosition(pos);
    _sphere.render(time);
}