ShPalette.hpp

// Sh: A GPU metaprogramming language.
//
// Copyright (c) 2003 University of Waterloo Computer Graphics Laboratory
// Project administrator: Michael D. McCool
// Authors: Zheng Qin, Stefanus Du Toit, Kevin Moule, Tiberiu S. Popa,
//          Michael D. McCool
// 
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
// 
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
// 
// 1. The origin of this software must not be misrepresented; you must
// not claim that you wrote the original software. If you use this
// software in a product, an acknowledgment in the product documentation
// would be appreciated but is not required.
// 
// 2. Altered source versions must be plainly marked as such, and must
// not be misrepresented as being the original software.
// 
// 3. This notice may not be removed or altered from any source
// distribution.
#ifndef SHPALETTE_HPP
#define SHPALETTE_HPP

#include <cstddef>

#include "ShPaletteNode.hpp"
#include "ShGeneric.hpp"

namespace SH {

template<typename T>
class ShPalette {
public:
  ShPalette(std::size_t size);
  ~ShPalette();
  
  // C++-time lookup
  const T& operator[](std::size_t index) const;
  T& operator[](std::size_t index);

  // Sh program runtime lookup
  template<typename T2>
  T operator[](const ShGeneric<1, T2>& index) const;
  
private:
  ShPaletteNodePtr m_node;
  T* m_data;
};

}

#include "ShPaletteImpl.hpp"

#endif

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