hw6/src/nearestTexture.cpp


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/******************************************************************/
/* 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.                                                  */
/******************************************************************/
#include "nearestTexture.h"


//////////////////
// Constructors //
//////////////////
nearestTexture::nearestTexture(bool repeat)
  : texture_base(repeat)
{
  // Do nothing.
}


nearestTexture::nearestTexture(const nearestTexture& src)
  : texture_base(src)
{
  // Do nothing
}


///////////////
// Operators //
///////////////
nearestTexture& nearestTexture::operator=(const nearestTexture& src)
{
  _assign(src);
  return *this;
}


image::value_type nearestTexture::operator()(const vec2d& textureCoord) const
{
  return _at(floor(textureCoord.u * width()), 
	     floor(textureCoord.v * height()));
}


/////////////////////
// Private Methods //
/////////////////////
void nearestTexture::_print(std::ostream& s) const
{
  s << "Nearest texture (" << this->width() << "x" << this->height() << ")";
}