#pragma once

class Texture2D
{
    GLuint m_tex;
    int m_width;
    int m_height;
    GLint m_format;
public:
    bool create(int width, int height, GLint format = GL_RGBA, const uint8_t* data = nullptr);
    bool create(const class Image& img);
    bool load(std::string filename);
    void destroy() { glDeleteTextures(1, &m_tex); }
    void bind() const { glBindTexture(GL_TEXTURE_2D, m_tex); }
    void unbind() const { glBindTexture(GL_TEXTURE_2D, 0); }
    void update(const uint8_t* data);
};

class Sampler
{
    GLuint id;
    GLint current_unit;
public:
    bool create(GLint filter = GL_LINEAR, GLint wrap = GL_CLAMP_TO_EDGE);
    void set(GLint filter = GL_LINEAR, GLint wrap = GL_CLAMP_TO_EDGE);
    void bind(int unit);
    void unbind();
};