UnSort.hpp

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/*
 *  This file is part of AQUAgpusph, a free CFD program based on SPH.
 *  Copyright (C) 2012  Jose Luis Cercos Pita <jl.cercos@upm.es>
 *
 *  AQUAgpusph is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  AQUAgpusph 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with AQUAgpusph.  If not, see <http://www.gnu.org/licenses/>.
 */

 
#ifndef UNSORT_H_INCLUDED
#define UNSORT_H_INCLUDED
 
#include "CalcServer.hpp"
#include "Kernel.hpp"
 
namespace Aqua {
namespace CalcServer {

class UnSort : public Aqua::CalcServer::Tool
{
  public:
        UnSort(const std::string name,
               const std::string var_name,
               const std::string permutations_name = "id",
               bool once = false);

        ~UnSort();

        void setup();

        InputOutput::ArrayVariable* input() { return _var; }

        cl_mem output() { return _output; }
 
  protected:
        cl_event _execute(const std::vector<cl_event> events);
 
  private:
        void variables();

        void setupMem();

        void setupOpenCL();

        std::string _var_name;

        std::string _perms_name;

        InputOutput::ArrayVariable* _var;

        InputOutput::ArrayVariable* _id_var;

        cl_mem _id_input;

        cl_mem _input;

        cl_mem _output;

        cl_kernel _kernel;

        size_t _global_work_size;
        size_t _work_group_size;
        size_t _n;

        ArgSetter* _args_setter;
};
 
}
} // namespace
 
#endif // UNSORT_H_INCLUDED