3#ifndef DUNE_GRIDGLUE_ADAPTER_GRIDGLUECOMMUNICATE_HH
4#define DUNE_GRIDGLUE_ADAPTER_GRIDGLUECOMMUNICATE_HH
13#include <dune/common/bartonnackmanifcheck.hh>
14#include <dune/common/parallel/communicator.hh>
15#include <dune/grid/common/datahandleif.hh>
16#include <dune/grid/common/gridenums.hh>
23 struct GlobalId :
public std::pair<RankPair, unsigned int>
29 this->first.first = 0;
30 this->first.second = 0;
37 this->first.first = i;
38 this->first.second = i;
47 this->first.first = std::min(i,j);
48 this->first.second = std::max(i,j);
56 <<
id.first.first <<
"," <<
id.first.second <<
","
73 template <
class DataHandleImp,
class DataTypeImp>
89 template<
class RISType>
90 size_t size (RISType& i)
const
92 CHECK_INTERFACE_IMPLEMENTATION((asImp().
size(i)));
93 return asImp().size(i);
101 template<
class MessageBufferImp,
class EntityType,
class RISType>
102 void gather (MessageBufferImp& buff,
const EntityType& e,
const RISType & i)
const
104 MessageBufferIF<MessageBufferImp> buffIF(buff);
105 CHECK_AND_CALL_INTERFACE_IMPLEMENTATION((asImp().
gather(buffIF,e,i)));
115 template<
class MessageBufferImp,
class EntityType,
class RISType>
116 void scatter (MessageBufferImp& buff,
const EntityType& e,
const RISType & i,
size_t n)
118 MessageBufferIF<MessageBufferImp> buffIF(buff);
119 CHECK_AND_CALL_INTERFACE_IMPLEMENTATION((asImp().
scatter(buffIF,e,i,n)));
124 DataHandleImp& asImp () {
125 return static_cast<DataHandleImp &
> (*this);
128 const DataHandleImp& asImp ()
const
130 return static_cast<const DataHandleImp &
>(*this);
138 template<
typename DT>
155 static_assert(std::is_same<DT,Y>::value,
"DataType mismatch");
163 static_assert(std::is_same<DT,Y>::value,
"DataType mismatch");
194 template<
class CommInfo>
198 typedef typename CommInfo::GridGlue::Intersection
Intersection;
205 if (dir == Dune::ForwardCommunication)
221 return commInfo.
buffer[j];
224 template<
class CommInfo>
228 typedef typename CommInfo::GridGlue::Intersection
Intersection;
244 if (dir == Dune::ForwardCommunication)
268 template <
typename GG,
class DataHandleImp,
class DataTypeImp>
284 mutable ::Dune::GridGlue::StreamingMessageBuffer<DataType>
mbuffer;
286 Dune::CommunicationDirection
dir;
296 template<
typename GG,
class DataHandleImp,
class DataTypeImp>
302 typedef ::Dune::GridGlue::CommInfo<GG, DataHandleImp, DataTypeImp>
Type;
321 typedef typename Type::GridGlue::Intersection Intersection;
322 Intersection ris(commInfo.
gridglue->getIntersection(i));
325 return commInfo.
data->size(ris);
Definition gridglue.hh:30
CommunicationOperator< Dune::BackwardCommunication > BackwardOperator
Definition gridgluecommunicate.hh:262
CommunicationOperator< Dune::ForwardCommunication > ForwardOperator
Definition gridgluecommunicate.hh:261
std::pair< int, int > RankPair
Definition gridgluecommunicate.hh:22
std::ostream & operator<<(std::ostream &os, const GlobalId &id)
Definition gridgluecommunicate.hh:53
The intersection of two entities of the two patches of a GridGlue.
Definition intersection.hh:371
Intersection< P0, P1, O, I > flip() const
Return a copy of the intersection with inside and outside switched.
Definition intersection.hh:593
bool self() const
For parallel computations: Return true if inside() entity exists locally.
Definition intersection.hh:501
InsideEntity inside(unsigned int parentId=0) const
Return element on the inside of this intersection.
Definition intersection.hh:429
size_t neighbor(unsigned int g=0) const
Return number of embeddings into local grid0 (grid1) entities.
Definition intersection.hh:507
OutsideEntity outside(unsigned int parentId=0) const
Return element on the outside of this intersection.
Definition intersection.hh:439
Definition gridgluecommunicate.hh:24
GlobalId(int i)
Definition gridgluecommunicate.hh:36
GlobalId()
Definition gridgluecommunicate.hh:28
GlobalId(int i, int j, unsigned int n)
Definition gridgluecommunicate.hh:46
describes the features of a data handle for communication in parallel runs using the GridGlue::commun...
Definition gridgluecommunicate.hh:75
size_t size(RISType &i) const
Definition gridgluecommunicate.hh:90
void scatter(MessageBufferImp &buff, const EntityType &e, const RISType &i, size_t n)
Definition gridgluecommunicate.hh:116
void gather(MessageBufferImp &buff, const EntityType &e, const RISType &i) const
pack data from user to message buffer
Definition gridgluecommunicate.hh:102
DataTypeImp DataType
data type of data to communicate
Definition gridgluecommunicate.hh:78
CommDataHandle()
Definition gridgluecommunicate.hh:82
Definition gridgluecommunicate.hh:139
size_t j
Definition gridgluecommunicate.hh:181
StreamingMessageBuffer(DT *p)
Definition gridgluecommunicate.hh:144
DT * a
Definition gridgluecommunicate.hh:179
size_t counter() const
Definition gridgluecommunicate.hh:167
void write(const Y &data)
Definition gridgluecommunicate.hh:153
void read(Y &data) const
Definition gridgluecommunicate.hh:161
DT value_type
Definition gridgluecommunicate.hh:141
size_t i
Definition gridgluecommunicate.hh:180
void clear()
Definition gridgluecommunicate.hh:169
forward gather scatter to user defined CommInfo class
Definition gridgluecommunicate.hh:192
static void scatter(CommInfo &commInfo, const typename CommInfo::DataType &v, std::size_t i, std::size_t j=0)
Definition gridgluecommunicate.hh:225
static const CommInfo::DataType & gather(const CommInfo &commInfo, size_t i, size_t j=0)
Definition gridgluecommunicate.hh:195
collects all GridGlue data requried for communication
Definition gridgluecommunicate.hh:270
Dune::CommunicationDirection dir
Definition gridgluecommunicate.hh:286
DataTypeImp value_type
Definition gridgluecommunicate.hh:271
DataTypeImp DataType
Definition gridgluecommunicate.hh:273
::Dune::GridGlue::CommDataHandle< DataHandleImp, DataTypeImp > * data
Definition gridgluecommunicate.hh:280
GG GridGlue
Definition gridgluecommunicate.hh:272
size_t currentsize
Definition gridgluecommunicate.hh:285
CommInfo()
Definition gridgluecommunicate.hh:275
mutable ::Dune::GridGlue::StreamingMessageBuffer< DataType > mbuffer
Definition gridgluecommunicate.hh:284
const GridGlue * gridglue
Definition gridgluecommunicate.hh:279
std::vector< DataType > buffer
Definition gridgluecommunicate.hh:283
static size_t getSize(const Type &commInfo, size_t i)
Get the number of objects at an intersection.
Definition gridgluecommunicate.hh:318
DataTypeImp IndexedType
The datatype that should be communicated.
Definition gridgluecommunicate.hh:307
::Dune::GridGlue::CommInfo< GG, DataHandleImp, DataTypeImp > Type
The type of the GridGlueCommInfo.
Definition gridgluecommunicate.hh:302
VariableSize IndexedTypeFlag
Each intersection can communicate a different number of objects.
Definition gridgluecommunicate.hh:313