#include "../../../include/RenderBackend/OpenGL/Texture2D.hpp"
#include "../../../include/RenderBackend/OpenGL/Image.hpp"
#include "../../../include/RenderBackend/OpenGL/opengl.hpp"
#include <cassert>

namespace amalgine
{
    Texture2D::Texture2D(Image *image)
    {
        assert(image);
        glGenTextures(1, &textureId);
        glBindTexture(GL_TEXTURE_2D, textureId);
        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, image->getWidth(), image->getHeight(), 0, GL_RGB, GL_UNSIGNED_BYTE, image->getData());
        
        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
        glGenerateMipmap(GL_TEXTURE_2D);
        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR_MIPMAP_LINEAR);
    }

    Texture2D::~Texture2D()
    {
        glDeleteTextures(1, &textureId);
    }
}