aclMemBlock.h

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/*
 * Advanced Simulation Library <http://asl.org.il>
 * 
 * Copyright 2015 Avtech Scientific <http://avtechscientific.com>
 *
 *
 * This file is part of Advanced Simulation Library (ASL).
 *
 * ASL is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, version 3 of the License.
 *
 * ASL is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with ASL. If not, see <http://www.gnu.org/licenses/>.
 *
 */
 
 
#ifndef ACLMEMBLOCK_H
#define ACLMEMBLOCK_H
 
#include "../aclStdIncludes.h"
#include "../aclElementBase.h"
#include "../aclUtilities.h"
#include <aslUtilities.h>
#include "../aclHardware.h"
 
 
// using namespace asl;
// using shared_ptr;
namespace acl
{
 
  class MemBlock: public ElementBase
  {
    protected:
      shared_ptr<cl::Buffer> buffer; //< pointer in gpu
      weak_ptr<void> region;
      MemBlock();
      MemBlock(unsigned int size, TypeID typeID, CommandQueue queue_);
      MemBlock(unsigned int size, TypeID typeID, char *initArray, CommandQueue queue_);
      virtual void swapBuffers(MemBlock & a);
    public:
      virtual cl::Buffer &getBuffer();
      shared_ptr<void> map();
      friend inline void swapBuffers(MemBlock & a, MemBlock & b);
  };
 
  typedef shared_ptr<MemBlock> ElementData;
  inline void swapBuffers(MemBlock & a, MemBlock & b);
 
  
  template<typename T> inline std::shared_ptr<T> map(ElementData m);
  
// --------------------Implementation -----------------------
 
  inline void swapBuffers(MemBlock & a, MemBlock & b)
  {
    a.swapBuffers(b);
  }
 
 
  template<typename T> inline std::shared_ptr<T> map(ElementData m)
  {
    if (m->getTypeID() != typeToTypeID<T>())
      asl::errorMessage ("map: there is attempt to cast pointer with type " + 
                    typeToStr<T>() +
                    " for an element  with type " +
                    TYPE[m->getTypeID()]);
    return std::shared_ptr<T> (m->map(),(T*)m->map().get());
  }
} // namespace acl
 
#endif // ACLVECTOR_H