ShChannelNode.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 SHCHANNELNODE_HPP
#define SHCHANNELNODE_HPP

#include "ShDllExport.hpp"
#include "ShVariableNode.hpp"
#include "ShMemory.hpp"

namespace SH {

class
SH_DLLEXPORT ShChannelNode : public ShVariableNode {
public:
  ShChannelNode(ShSemanticType specType, int elements);
  ShChannelNode(ShSemanticType specType, int elements,
                const ShMemoryPtr& memory, int count);
  virtual ~ShChannelNode();

  void memory(const ShMemoryPtr& memory, int count);
  ShPointer<const ShMemory> memory() const;
  ShMemoryPtr memory();
  
  int count() const;
  
private:
  ShMemoryPtr m_memory;
  int m_count;

  // NOT IMPLEMENTED
  ShChannelNode(const ShChannelNode& other);
  ShChannelNode& operator=(const ShChannelNode& other);
};

typedef ShPointer<ShChannelNode> ShChannelNodePtr;
typedef ShPointer<const ShChannelNode> ShChannelNodeCPtr;

}
#endif

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