Texture.cpp

#include "Texture.h"

#include <iostream>


Texture::Texture() : Width(0), Height(0), Internal_Format(GL_RGB), Image_Format(GL_RGB), Wrap_S(GL_REPEAT), Filter_Min(GL_LINEAR), Filter_Max(GL_LINEAR)
{
	glGenTextures(1, &this->ID);
}

void Texture::Generate(unsigned int width, unsigned int height, unsigned char* data)
{
	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
	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 Texture::Bind() const
{
	glBindTexture(GL_TEXTURE_2D, this->ID);
}