ShLibClamp.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 SHLIBCLAMP_HPP
#define SHLIBCLAMP_HPP

#include "ShGeneric.hpp"
#include "ShLib.hpp"

namespace SH {


template<int N, typename T>
ShGeneric<N, T> abs(const ShGeneric<N, T>& var);

template<int N, typename T>
ShGeneric<N, T> ceil(const ShGeneric<N, T>& var);

template<int N, typename T>
ShGeneric<N, T> floor(const ShGeneric<N, T>& var);

template<int N, typename T>
ShGeneric<N, T> round(const ShGeneric<N, T>& var);

template<int N, typename T>
ShGeneric<N, T> mod(const ShGeneric<N, T>& left, const ShGeneric<N, T>& right);
template<int N, typename T>
ShGeneric<N, T> mod(const ShGeneric<N, T>& left, const ShGeneric<1, T>& right);
template<typename T>
ShGeneric<1, T> mod(const ShGeneric<1, T>& left, const ShGeneric<1, T>& right);
template<int N, typename T>
ShGeneric<N, T> operator%(const ShGeneric<N, T>& left, const ShGeneric<N, T>& right);
template<int N, typename T>
ShGeneric<N, T> operator%(const ShGeneric<N, T>& left, const ShGeneric<1, T>& right);
template<typename T>
ShGeneric<1, T> operator%(const ShGeneric<1, T>& left, const ShGeneric<1, T>& right);

SH_SHLIB_CONST_SCALAR_OP(mod);
SH_SHLIB_CONST_N_OP_LEFT(mod);
SH_SHLIB_CONST_SCALAR_OP(operator%);
SH_SHLIB_CONST_N_OP_LEFT(operator%);

template<int N, typename T>
ShGeneric<N, T> frac(const ShGeneric<N, T>& var);

template<int N, typename T>
ShGeneric<N,  T> pos(const ShGeneric<N, T>& x);

template<int N, typename T>
ShGeneric<N,  T> max(const ShGeneric<N, T>& left, const ShGeneric<N, T>& right);

SH_SHLIB_CONST_SCALAR_OP(max);

template<int N, typename T>
ShGeneric<N,  T> min(const ShGeneric<N, T>& left, const ShGeneric<N, T>& right);

SH_SHLIB_CONST_SCALAR_OP(min);

template<int N, typename T>
ShGeneric<1, T> max(const ShGeneric<N, T>& a);

template<int N, typename T>
ShGeneric<1, T> min(const ShGeneric<N, T>& a);

template<int N, typename T>
ShGeneric<N, T> clamp(const ShGeneric<N, T>& a,
                      const ShGeneric<N, T>& b, const ShGeneric<N, T>& c);
template<int N, typename T>
ShGeneric<N, T> clamp(const ShGeneric<N, T>& a,
                      const ShGeneric<1, T>& b, const ShGeneric<1, T>& c);
template<typename T>
ShGeneric<1, T> clamp(const ShGeneric<1, T>& a,
                      const ShGeneric<1, T>& b, const ShGeneric<1, T>& c);

SH_SHLIB_CONST_TRINARY_OP_011(clamp);

template<int N, typename T>
ShGeneric<N, T> sat(const ShGeneric<N, T>& a);

template<int N, typename T>
ShGeneric<N, T> sign(const ShGeneric<N, T>& var);

}

#include "ShLibClampImpl.hpp"

#endif

---