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ENH: define UPstream rangeType

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- UPstream::rangeType as typedef for IntRange<int> for better use
  semantics
This commit is contained in:
Mark Olesen
2020-12-04 09:20:10 +01:00
parent e697ac277f
commit 08efeb1a03
1 changed files with 12 additions and 9 deletions
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21
src/OpenFOAM/db/IOstreams/Pstreams/UPstream.H
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@ -63,6 +63,9 @@ class UPstream
{
public:
//- Int ranges are used for MPI ranks (processes)
typedef IntRange<int> rangeType;
//- Types of communications
enum class commsTypes
{
@ -259,7 +262,7 @@ public:
ClassName("UPstream");
// Static data
// Static Data
//- Should compact transfer be used in which floats replace doubles
//- reducing the bandwidth requirement at the expense of some loss
@ -421,7 +424,7 @@ public:
return old;
}
//- Is this a parallel run?
//- Test if this a parallel run, or allow modify access
static bool& parRun()
{
return parRun_;
@ -439,7 +442,7 @@ public:
return procIDs_[communicator].size();
}
//- Process index of the master
//- Process index of the master (always 0)
static constexpr int masterNo() noexcept
{
return 0;
@ -469,17 +472,17 @@ public:
}
//- Range of process indices for all processes
static IntRange<int> allProcs(const label communicator = 0)
static rangeType allProcs(const label communicator = 0)
{
// Proc 0 -> nProcs
return IntRange<int>(static_cast<int>(nProcs(communicator)));
// Proc 0 -> nProcs (int value)
return rangeType(static_cast<int>(nProcs(communicator)));
}
//- Range of process indices for sub-processes
static IntRange<int> subProcs(const label communicator = 0)
static rangeType subProcs(const label communicator = 0)
{
// Proc 1 -> nProcs
return IntRange<int>(1, static_cast<int>(nProcs(communicator)-1));
// Proc 1 -> nProcs (int value)
return rangeType(1, static_cast<int>(nProcs(communicator)-1));
}
//- Communication schedule for linear all-to-master (proc 0)