aclVariableSP.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 ACLVARIABLESP_H
#define ACLVARIABLESP_H
 
#include "../aclElementBase.h"
#include "../../aslUtilities.h"
#include "../aclUtilities.h"
 
 
namespace acl
{
 
  template <typename T> class VariableSP: public ElementBase
  {
    private:
      std::shared_ptr<T> value;
      string name;
      static const string prefix;
      static unsigned int id;
    public:
      explicit VariableSP(std::shared_ptr<T> v);
      virtual string str(const KernelConfiguration & kernelConfig) const;
      virtual string getName() const;
      virtual string getTypeSignature(const KernelConfiguration & kernelConfig) const;
      virtual string getLocalDeclaration(const KernelConfiguration & kernelConfig) const;
      virtual void addToKernelSource(vector<Element> & arguments,
                                     vector<Element> & localDeclarations) const;
      virtual void setAsArgument(cl::Kernel & kernel, unsigned int argumentIndex) const;
  };
 
 
  template <typename T> VariableSP<T>::VariableSP(std::shared_ptr<T> v):
    ElementBase(true, 0, typeToTypeID<T>()),
    value(v)
  {
    ++id;
    name = prefix + asl::numToStr(id);
  }
 
 
  template <typename T> string VariableSP<T>::getName() const
  {
    return name;
  }
 
 
  template <typename T> string VariableSP<T>::str(const KernelConfiguration & kernelConfig) const
  {
    return name;
  }
 
  template <typename T> string VariableSP<T>::getLocalDeclaration(const KernelConfiguration & kernelConfig) const
  {
    return "";
  }
 
 
  template <typename T> void VariableSP<T>::addToKernelSource(vector<Element> & arguments,
                                                              vector<Element> & localDeclarations) const
  {
  }
 
  template <typename T> void VariableSP<T>::setAsArgument(cl::Kernel & kernel,
                                                          unsigned int argumentIndex) const
  {
    cl_int status = 0;    
    status = kernel.setArg(argumentIndex, *value);
    asl::errorMessage(status, "Kernel::setArg() - " + name + ", argument " + asl::numToStr(argumentIndex));
  }
 
    
} // namespace acl
 
#endif // ACLVARIABLE_H