Texture2D.cpp

/*******************************************************************
** Taken and adapted from learnopengl.com (part of a Breakout game) 
******************************************************************/
#include <iostream>

#include "texture.h"


Texture2D::Texture2D()
    : Tex(), Width(0), Height(0) { }

void Texture2D::Generate(GLuint width, GLuint height, unsigned char* data, __attribute__((unused)) GLuint i)
{
    this->Width = width;
    this->Height = height;
    // Create Texture
    glBindTexture(GL_TEXTURE_2D, this->ID);
    glTexImage2D(GL_TEXTURE_2D, 0, this->Internal_Format, width, height, 0, this->Image_Format, GL_UNSIGNED_BYTE, data);
    // Set Texture wrap and filter modes
    glGenerateMipmap(GL_TEXTURE_2D);
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, this->Wrap_S);
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, this->Wrap_T);
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, this->Filter_Min);
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, this->Filter_Max);
    // Unbind texture
    glBindTexture(GL_TEXTURE_2D, 0);
}

void Texture2D::Bind() const
{
    glBindTexture(GL_TEXTURE_2D, this->ID);
}