/******************************************************************/
/* This file is part of the homework assignments for CSCI-427/527 */
/* at The College of William & Mary and authored by Pieter Peers. */
/* No part of this file, whether altered or in original form, can */
/* be distributed or used outside the context of CSCI-427/527     */
/* without consent of either the College of William & Mary or     */
/* Pieter Peers.                                                  */
/******************************************************************/
#ifndef _NORMALMAP_H_
#define _NORMALMAP_H_

#include <memory>
#include <ostream>

#include "vec2d.h"
#include "texture_base.h"
#include "transformation3d.h"
#include "shadingFrameTransformation.h"

class normalMap : public shadingFrameTransformation {
 public:
  //////////////////
  // Constructors //
  //////////////////
  normalMap(const std::shared_ptr<const texture_base>& map, const std::shared_ptr<const shader_base>& shader);
  normalMap(const normalMap&) = delete;

  ///////////////
  // Operators //
  ///////////////
  normalMap operator=(const normalMap& src) = delete;

 protected:
  ///////////////////////
  // Protected Methods //
  ///////////////////////
  virtual transformation3d _transformation(const vec2d& textureCoord) const override;
  virtual void _print(std::ostream& s) const override;

  //////////////////
  // Data Members //
  //////////////////
  std::shared_ptr<const texture_base> _map;
};

#endif /* _SHADINGFRAMETRANSFORMATION_H_ */