60abedf026871e1b088dd6665cf844a861fb73b9
[alexxy/gromacs.git] / src / gromacs / taskassignment / decidesimulationworkload.cpp
1 /*
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35 /*! \internal \file
36  * \brief
37  * Defines routine for building simulation workload task description.
38  *
39  * \author Paul Bauer <paul.bauer.q@gmail.com>
40  * \ingroup module_taskassignment
41  */
42 #include "gmxpre.h"
43
44 #include "decidesimulationworkload.h"
45
46 #include "gromacs/ewald/pme.h"
47 #include "gromacs/taskassignment/decidegpuusage.h"
48 #include "gromacs/taskassignment/taskassignment.h"
49 #include "gromacs/utility/arrayref.h"
50
51 namespace gmx
52 {
53
54 SimulationWorkload createSimulationWorkload(const t_inputrec& inputrec,
55                                             const bool        disableNonbondedCalculation,
56                                             const DevelopmentFeatureFlags& devFlags,
57                                             bool                           useGpuForNonbonded,
58                                             PmeRunMode                     pmeRunMode,
59                                             bool                           useGpuForBonded,
60                                             bool                           useGpuForUpdate)
61 {
62     SimulationWorkload simulationWorkload;
63     simulationWorkload.computeNonbonded = !disableNonbondedCalculation;
64     simulationWorkload.computeMuTot     = inputrecNeedMutot(&inputrec);
65     simulationWorkload.useCpuNonbonded  = !useGpuForNonbonded;
66     simulationWorkload.useGpuNonbonded  = useGpuForNonbonded;
67     simulationWorkload.useCpuPme        = (pmeRunMode == PmeRunMode::CPU);
68     simulationWorkload.useGpuPme = (pmeRunMode == PmeRunMode::GPU || pmeRunMode == PmeRunMode::Mixed);
69     simulationWorkload.useGpuPmeFft       = (pmeRunMode == PmeRunMode::Mixed);
70     simulationWorkload.useGpuBonded       = useGpuForBonded;
71     simulationWorkload.useGpuUpdate       = useGpuForUpdate;
72     simulationWorkload.useGpuBufferOps    = devFlags.enableGpuBufferOps || useGpuForUpdate;
73     simulationWorkload.useGpuHaloExchange = devFlags.enableGpuHaloExchange;
74     simulationWorkload.useGpuPmePpCommunication =
75             devFlags.enableGpuPmePPComm && (pmeRunMode == PmeRunMode::GPU);
76     simulationWorkload.useGpuDirectCommunication =
77             devFlags.enableGpuHaloExchange || devFlags.enableGpuPmePPComm;
78     simulationWorkload.haveEwaldSurfaceContribution = haveEwaldSurfaceContribution(inputrec);
79
80     return simulationWorkload;
81 }
82
83 } // namespace gmx