Texture.h

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#pragma once
 
#include <GL/glew.h>
#include <memory>
#include <string>
#include <unordered_map>
 
namespace eng
{
    class Texture
    {
    public:
        Texture(int width, int height, int numChannels, unsigned char* data);
        ~Texture();
        GLuint GetID() const;
        void Init(int width, int height, int numChannels, unsigned char* data);
 
        static std::shared_ptr<Texture> Load(const std::string& path);
 
    private:
        int m_width = 0;
        int m_height = 0;
        int m_numChannels = 0;
        GLuint m_textureID = 0;
    };
 
    class TextureManager
    {
    public:
        std::shared_ptr<Texture> GetOrLoadTexture(const std::string& path);
 
    private:
        std::unordered_map<std::string, std::shared_ptr<Texture>> m_textures;
    };
}