StreamCollideSweepLeesEdwardsSinglePrecision.h

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//======================================================================================================================
//
//  This file is part of waLBerla. waLBerla 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.
//
//  waLBerla 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 waLBerla (see COPYING.txt). If not, see <http://www.gnu.org/licenses/>.
//
//! \\file StreamCollideSweepLeesEdwardsSinglePrecision.h
//! \\author pystencils
//======================================================================================================================
 
// kernel generated with pystencils v1.4+1.ge851f4e, lbmpy v1.4+1.ge9efe34,
// sympy v1.12.1, lbmpy_walberla/pystencils_walberla from waLBerla commit
// 007e77e077ad9d22b5eed6f3d3118240993e553c
 
#pragma once
#include "core/DataTypes.h"
#include "core/logging/Logging.h"
 
#include "domain_decomposition/BlockDataID.h"
#include "domain_decomposition/IBlock.h"
#include "domain_decomposition/StructuredBlockStorage.h"
#include "field/GhostLayerField.h"
#include "field/SwapableCompare.h"
 
#include <functional>
#include <unordered_map>
 
#ifdef __GNUC__
#define RESTRICT __restrict__
#else
#define RESTRICT
#endif
 
#if (defined WALBERLA_CXX_COMPILER_IS_GNU) ||                                  \
    (defined WALBERLA_CXX_COMPILER_IS_CLANG)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-parameter"
#pragma GCC diagnostic ignored "-Wreorder"
#endif
 
namespace walberla {
namespace pystencils {
 
class StreamCollideSweepLeesEdwardsSinglePrecision {
public:
  StreamCollideSweepLeesEdwardsSinglePrecision(BlockDataID forceID_,
                                               BlockDataID pdfsID_,
                                               float grid_size,
                                               float omega_shear, float v_s)
      : forceID(forceID_), pdfsID(pdfsID_), grid_size_(grid_size),
        omega_shear_(omega_shear), v_s_(v_s) {}
 
  ~StreamCollideSweepLeesEdwardsSinglePrecision() {
    for (auto p : cache_pdfs_) {
      delete p.second;
    }
  }
 
  void run(IBlock *block);
 
  void runOnCellInterval(const shared_ptr<StructuredBlockStorage> &blocks,
                         const CellInterval &globalCellInterval,
                         cell_idx_t ghostLayers, IBlock *block);
 
  void operator()(IBlock *block) { run(block); }
 
  static std::function<void(IBlock *)> getSweep(
      const shared_ptr<StreamCollideSweepLeesEdwardsSinglePrecision> &kernel) {
    return [kernel](IBlock *b) { kernel->run(b); };
  }
 
  static std::function<void(IBlock *)> getSweepOnCellInterval(
      const shared_ptr<StreamCollideSweepLeesEdwardsSinglePrecision> &kernel,
      const shared_ptr<StructuredBlockStorage> &blocks,
      const CellInterval &globalCellInterval, cell_idx_t ghostLayers = 1) {
    return [kernel, blocks, globalCellInterval, ghostLayers](IBlock *b) {
      kernel->runOnCellInterval(blocks, globalCellInterval, ghostLayers, b);
    };
  }
 
  std::function<void(IBlock *)> getSweep() {
    return [this](IBlock *b) { this->run(b); };
  }
 
  std::function<void(IBlock *)>
  getSweepOnCellInterval(const shared_ptr<StructuredBlockStorage> &blocks,
                         const CellInterval &globalCellInterval,
                         cell_idx_t ghostLayers = 1) {
    return [this, blocks, globalCellInterval, ghostLayers](IBlock *b) {
      this->runOnCellInterval(blocks, globalCellInterval, ghostLayers, b);
    };
  }
 
  void configure(const shared_ptr<StructuredBlockStorage> & /*blocks*/,
                 IBlock * /*block*/) {}
 
  inline float getGrid_size() const { return grid_size_; }
  inline float getOmega_shear() const { return omega_shear_; }
  inline float getV_s() const { return v_s_; }
  inline void setGrid_size(const float value) { grid_size_ = value; }
  inline void setOmega_shear(const float value) { omega_shear_ = value; }
  inline void setV_s(const float value) { v_s_ = value; }
 
private:
  BlockDataID forceID;
  BlockDataID pdfsID;
  float grid_size_;
  float omega_shear_;
  float v_s_;
  std::unordered_map<IBlock *, field::GhostLayerField<float, 19> *> cache_pdfs_;
};
 
} // namespace pystencils
} // namespace walberla
 
#if (defined WALBERLA_CXX_COMPILER_IS_GNU) ||                                  \
    (defined WALBERLA_CXX_COMPILER_IS_CLANG)
#pragma GCC diagnostic pop
#endif