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#pragma once
#include <cstdint>
#include "System.h"
namespace crepe {
class ParticleEmitter;
class Transform;
/**
* \brief ParticleSystem class responsible for managing particle emission, updates, and bounds
* checking.
*/
class ParticleSystem : public System {
public:
using System::System;
/**
* \brief Updates all particle emitters by emitting particles, updating particle states, and
* checking bounds.
*/
void update() override;
private:
/**
* \brief Emits a particle from the specified emitter based on its emission properties.
*
* \param emitter Reference to the ParticleEmitter.
* \param transform Const reference to the Transform component associated with the emitter.
*/
void emit_particle(ParticleEmitter & emitter, const Transform & transform);
/**
* \brief Checks whether particles are within the emitter’s boundary, resets or stops
* particles if they exit.
*
* \param emitter Reference to the ParticleEmitter.
* \param transform Const reference to the Transform component associated with the emitter.
*/
void check_bounds(ParticleEmitter & emitter, const Transform & transform);
/**
* \brief Generates a random angle for particle emission within the specified range.
*
* \param min_angle Minimum emission angle in degrees.
* \param max_angle Maximum emission angle in degrees.
* \return Random angle in degrees.
*/
float generate_random_angle(float min_angle, float max_angle) const;
/**
* \brief Generates a random speed for particle emission within the specified range.
*
* \param min_speed Minimum emission speed.
* \param max_speed Maximum emission speed.
* \return Random speed.
*/
float generate_random_speed(float min_speed, float max_speed) const;
};
} // namespace crepe
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