KlassischeKeplerKriege/game/state/planet.hpp

#pragma once

#include "object.hpp"

#include <cstdlib>

namespace game {
class Planet : public Object {
  public:
    /**
     * Planets are build out of one material.
     * TODO: support mixture or multiple material per planet.
     */
    enum class Material { Rock=0, Metal=1, Sand=2, Gas=3, Ice=4, Water=5, Sun=6 };

    Planet(size_t id, const glm::vec2 &pos, float r, Material mat=Material::Rock)
        : Object(id, pos), material(mat), radius(r), seed(rand())
    {
    }

    glm::vec3 getColor() const;

    // for rendering and physics (can fly through sun and outer gas planets)
    Material material;

    // just for rendering variation
    float radius;
    int   seed;
};
}