src/gromacs/mdtypes/state_propagator_data_gpu_impl.cpp

   1 /*
   2  * This file is part of the GROMACS molecular simulation package.
   3  *
   4  * Copyright (c) 2019, by the GROMACS development team, led by
   5  * Mark Abraham, David van der Spoel, Berk Hess, and Erik Lindahl,
   6  * and including many others, as listed in the AUTHORS file in the
   7  * top-level source directory and at http://www.gromacs.org.
   8  *
   9  * GROMACS is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public License
  11  * as published by the Free Software Foundation; either version 2.1
  12  * of the License, or (at your option) any later version.
  13  *
  14  * GROMACS is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with GROMACS; if not, see
  21  * http://www.gnu.org/licenses, or write to the Free Software Foundation,
  22  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA.
  23  *
  24  * If you want to redistribute modifications to GROMACS, please
  25  * consider that scientific software is very special. Version
  26  * control is crucial - bugs must be traceable. We will be happy to
  27  * consider code for inclusion in the official distribution, but
  28  * derived work must not be called official GROMACS. Details are found
  29  * in the README & COPYING files - if they are missing, get the
  30  * official version at http://www.gromacs.org.
  31  *
  32  * To help us fund GROMACS development, we humbly ask that you cite
  33  * the research papers on the package. Check out http://www.gromacs.org.
  34  */
  35 /*! \internal \file
  36  *
  37  * \brief The CPU stub for the state propagator data class.
  38  *
  39  * \author Artem Zhmurov <zhmurov@gmail.com>
  40  *
  41  * \ingroup module_mdtypes
  42  */
  43 #include "gmxpre.h"
  44
  45 #include "config.h"
  46
  47 #include "gromacs/mdtypes/state_propagator_data_gpu.h"
  48
  49 #if GMX_GPU == GMX_GPU_NONE
  50 namespace gmx
  51 {
  52
  53 class StatePropagatorDataGpu::Impl
  54 {
  55 };
  56
  57 StatePropagatorDataGpu::StatePropagatorDataGpu(const void *       /* commandStream */,
  58                                                const void *       /* gpuContext    */,
  59                                                GpuApiCallBehavior /* transferKind  */,
  60                                                int                /* paddingSize   */)
  61     : impl_(nullptr)
  62 {
  63 }
  64
  65 StatePropagatorDataGpu::~StatePropagatorDataGpu()
  66 {
  67 }
  68
  69 void StatePropagatorDataGpu::reinit(int  /* numAtomsLocal */,
  70                                     int  /* numAtomsAll   */)
  71 {
  72     GMX_ASSERT(false, "A CPU stub method from GPU state propagator data was called insted of one from GPU implementation.");
  73 }
  74
  75 std::tuple<int, int> StatePropagatorDataGpu::getAtomRangesFromAtomLocality(AtomLocality  /* atomLocality */)
  76 {
  77     GMX_ASSERT(false, "A CPU stub method from GPU state propagator data was called insted of one from GPU implementation.");
  78     return std::make_tuple(0, 0);
  79 }
  80
  81 DeviceBuffer<float> StatePropagatorDataGpu::getCoordinates()
  82 {
  83     GMX_ASSERT(false, "A CPU stub method from GPU state propagator data was called insted of one from GPU implementation.");
  84     return DeviceBuffer<float> {};
  85 }
  86
  87 void StatePropagatorDataGpu::copyCoordinatesToGpu(const gmx::ArrayRef<const gmx::RVec>  /* h_x          */,
  88                                                   AtomLocality                          /* atomLocality */)
  89 {
  90     GMX_ASSERT(false, "A CPU stub method from GPU state propagator data was called insted of one from GPU implementation.");
  91 }
  92
  93 void StatePropagatorDataGpu::copyCoordinatesFromGpu(gmx::ArrayRef<gmx::RVec>  /* h_x          */,
  94                                                     AtomLocality              /* atomLocality */)
  95 {
  96     GMX_ASSERT(false, "A CPU stub method from GPU state propagator data was called insted of one from GPU implementation.");
  97 }
  98
  99
 100 DeviceBuffer<float> StatePropagatorDataGpu::getVelocities()
 101 {
 102     GMX_ASSERT(false, "A CPU stub method from GPU state propagator data was called insted of one from GPU implementation.");
 103     return DeviceBuffer<float> {};
 104 }
 105
 106 void StatePropagatorDataGpu::copyVelocitiesToGpu(const gmx::ArrayRef<const gmx::RVec>  /* h_v          */,
 107                                                  AtomLocality                          /* atomLocality */)
 108 {
 109     GMX_ASSERT(false, "A CPU stub method from GPU state propagator data was called insted of one from GPU implementation.");
 110 }
 111
 112 void StatePropagatorDataGpu::copyVelocitiesFromGpu(gmx::ArrayRef<gmx::RVec>  /* h_v          */,
 113                                                    AtomLocality              /* atomLocality */)
 114 {
 115     GMX_ASSERT(false, "A CPU stub method from GPU state propagator data was called insted of one from GPU implementation.");
 116 }
 117
 118
 119 DeviceBuffer<float> StatePropagatorDataGpu::getForces()
 120 {
 121     GMX_ASSERT(false, "A CPU stub method from GPU state propagator data was called insted of one from GPU implementation.");
 122     return DeviceBuffer<float> {};
 123 }
 124
 125 void StatePropagatorDataGpu::copyForcesToGpu(const gmx::ArrayRef<const gmx::RVec>  /* h_f          */,
 126                                              AtomLocality                          /* atomLocality */)
 127 {
 128     GMX_ASSERT(false, "A CPU stub method from GPU state propagator data was called insted of one from GPU implementation.");
 129 }
 130
 131 void StatePropagatorDataGpu::copyForcesFromGpu(gmx::ArrayRef<gmx::RVec>  /* h_f          */,
 132                                                AtomLocality              /* atomLocality */)
 133 {
 134     GMX_ASSERT(false, "A CPU stub method from GPU state propagator data was called insted of one from GPU implementation.");
 135 }
 136
 137 void StatePropagatorDataGpu::synchronizeStream()
 138 {
 139     GMX_ASSERT(false, "A CPU stub method from GPU state propagator data was called insted of one from GPU implementation.");
 140 }
 141
 142 int StatePropagatorDataGpu::numAtomsLocal()
 143 {
 144     GMX_ASSERT(false, "A CPU stub method from GPU state propagator data was called insted of one from GPU implementation.");
 145     return 0;
 146 }
 147
 148 int StatePropagatorDataGpu::numAtomsAll()
 149 {
 150     GMX_ASSERT(false, "A CPU stub method from GPU state propagator data was called insted of one from GPU implementation.");
 151     return 0;
 152 }
 153
 154 }      // namespace gmx
 155
 156 #endif // GMX_GPU == GMX_GPU_NONE