ParticleEffect.h

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#pragma once

#include <iostream>
#include <glm.hpp>
#include <gtc/type_ptr.hpp>
#include <gtc/matrix_transform.hpp>
#include <memory>
#include <vector>
#include <time.h>
#include <string.h>
#include <unordered_map>
#include "glew.h"
#include "Particle.h"

#define MAX_NUMBER_OF_PARTICLES 100

class ParticleEffect
{
private:
    std::vector<Particle*> particles;
    std::unordered_map<std::string, Object*> objects;
    /*The loaded Shader files*/
    std::unordered_map<std::string, Shader*> shaders;
    std::string objectName;
    std::string vertexShaderName;
    std::string fragmentShaderName;
    float moveSpeed;
    glm::vec3 emitter;
    bool emit;

public:
    ParticleEffect(std::string fileName, std::unordered_map<std::string, Object*> &objects,
        std::unordered_map<std::string, Shader*> &shaders, std::string vertexShaderName, 
        std::string fragmentShaderName, glm::vec3 emitter, bool emit);

    ~ParticleEffect();

    void update(float dt);

    void draw(glm::mat4 &viewMatrix, glm::mat4 &projMatrix);

    void makeNewParticles(std::unordered_map<std::string, Object*> &objects,
        std::unordered_map<std::string, Shader*> &shaders);

    void setEmitter(glm::vec3 emitter);

    void setEmitting(bool emit);
};