describes a processor set of continuously numbered processors
#include <TProcSet.hh>
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| TProcSet (const uint ps_size=0) noexcept |
| | constructs set of size ps_size
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| TProcSet (const uint ps_first, const uint ps_last) noexcept |
| | constructs set from ps_first to ps_last
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| TProcSet (const TProcSet &ps) noexcept |
| | copy constructor
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uint | first () const noexcept |
| | return ID of first processor in set
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uint | last () const noexcept |
| | return ID of last processor in set
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| TProcSet | subset (const uint i, const uint n=2) const noexcept |
| | return i´th subset in an n-partition of the local set More...
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| void | split (const uint n, std::vector< TProcSet > &psets) const |
| | split processor set in n subsets (of approx. equal size) More...
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| TProcSet | join (const TProcSet &ps) const noexcept |
| | return union with given procsessor set More...
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bool | is_in (const uint p) const noexcept |
| | return true if given proc is in set
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uint | size () const noexcept |
| | return size of set
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bool | empty () const noexcept |
| | return true if processor set is empty
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uint | master () const noexcept |
| | return id of master processor
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TProcSet & | operator= (const TProcSet &ps) noexcept |
| | copy operator
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bool | operator== (const TProcSet &ps) const noexcept |
| | equality operators
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bool | operator!= (const TProcSet &ps) const noexcept |
| | inequality operators
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size_t | byte_size () const noexcept |
| | return size in bytes used by this object
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std::string | to_string () const |
| | return string representation
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void | read (TByteStream &s) |
| | read data from stream
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void | write (TByteStream &s) const |
| | write data to stream
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size_t | bs_size () const |
| | returns size of object in bytestream
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◆ join()
Construct a processor set defined by minimum of first processor and maximum of last processor in both sets
◆ split()
| void split |
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const uint |
n, |
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std::vector< TProcSet > & |
psets |
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inline |
Split local processor set into n subsets of approximately the same size and return the partition in psets
- Parameters
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| n | number of subsets to generate |
| psets | array to store the subsets |
◆ subset()
| TProcSet subset |
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const uint |
i, |
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const uint |
n = 2 |
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inlinenoexcept |
Split local processor set into n subsets and return i'th subset.
- Parameters
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| i | subset to return |
| n | number of subsets to split into |
1.8.13