Arb.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 ARB_HPP
#define ARB_HPP

#include <string>
#include "GlBackend.hpp"
#include "ShBackend.hpp"
#include "ShProgram.hpp"
#include "ShException.hpp"

namespace shgl {

class ArbCodeStrategy : public CodeStrategy {
public:
  ArbCodeStrategy(void);
  
  SH::ShBackendCodePtr generate(const std::string& target,
                                const SH::ShProgramNodeCPtr& shader,
                                TextureStrategy* textures);

  ArbCodeStrategy* create(void);
};

unsigned int arbTarget(const std::string& unit);

class ArbException : public SH::ShBackendException {
public:
  ArbException(const std::string& message);
};

}

#endif

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