Sort.hpp

Go to the documentation of this file.

/*
 *  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 SORT_H_INCLUDED
#define SORT_H_INCLUDED
 
#include "aquagpusph/sphPrerequisites.hpp"
#include "CalcServer.hpp"
#include "Tool.hpp"
#include "Kernel.hpp"
 
namespace Aqua {
namespace CalcServer {

class Sort : public Aqua::CalcServer::Tool
{
  public:
        Sort(const std::string tool_name,
             const std::string variable = "icell",
             const std::string permutations = "id_unsorted",
             const std::string inv_permutations = "id_sorted",
             bool once = false);

        ~Sort();

        void setup();
 
  protected:
        cl_event _execute(const std::vector<cl_event> events);
 
  private:
        void variables();

        void setupOpenCL();

        std::vector<cl_kernel> compileOpenCL();

        void setupMems();

        void setupArgs();

        std::string _var_name;

        std::string _perms_name;

        std::string _inv_perms_name;

        InputOutput::ArrayVariable* _var;

        InputOutput::ArrayVariable* _perms;

        InputOutput::ArrayVariable* _inv_perms;

        size_t _n;

        size_t _n_padded;

        std::string _var_type;

        std::string _var_max;

        cl_kernel _init_kernel;
        cl_kernel _start_kernel;
        cl_kernel _local_kernel;
        cl_kernel _global_kernel;
        cl_kernel _inv_perms_kernel;

        cl_mem _vals;
        cl_mem _permut;

        size_t _local_work_size;
        size_t _global_work_size;
};
 
}
} // namespace
 
#endif // SORT_H_INCLUDED