randomorbit.h

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/* Conquer Space
 * Copyright (C) 2021-2025 Conquer Space
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
#pragma once
 
#include <random>
 
#include "common/components/orbit.h"
 
namespace cqsp::common::util {
class OrbitGenerator {
 public:
    OrbitGenerator(double position, double velocity) : OrbitGenerator(glm::dvec3(position), glm::dvec3(velocity)) {}
    OrbitGenerator(glm::dvec3 position, glm::dvec3 velocity)
        : random_device(), gen(random_device()), position_distribution(position), velocity_distribution(velocity) {}
    OrbitGenerator(double distribution) : OrbitGenerator(distribution, distribution) {}
 
    common::components::types::Orbit GenerateOrbit(double GM, double time);
    std::pair<glm::dvec3, glm::dvec3> GenerateVectors();
 
 private:
    double RandomValue(double range);
    glm::dvec3 RandomVector(const glm::dvec3 &range);
 
    glm::dvec3 position_distribution;
    glm::dvec3 velocity_distribution;
 
    std::random_device random_device;
    std::mt19937 gen;
};
}  // namespace cqsp::common::util