Skip to content

GitLab

Commit 86377f47 authored by Kirill Terekhov's avatar Kirill Terekhov
Browse files

preparations for pack/unpack with large data; recover streamlines in DrawGrid

parent ac1cc6af
Show whitespace changes
Inline Side-by-side
Examples/DrawGrid/streamline.cpp
View file @ 86377f47
......@@ -132,9 +132,9 @@ namespace INMOST
return;
}
printf("preparing octree around mesh, was sets %d\n", mesh->NumberOfSets());
SearchKDTree octsearch(mesh);
//~ Octree octsearch = Octree(mesh->CreateSet("octsearch").first);
//~ octsearch.Construct(vel_def, false); //auto-detect octree or quadtree
//~ SearchKDTree octsearch(mesh);
Octree octsearch = Octree(mesh->CreateSet("octsearch").first);
octsearch.Construct(vel_def, false); //auto-detect octree or quadtree
printf("done, sets %d\n", mesh->NumberOfSets());
printf("building streamlines\n");
Tag cell_size = mesh->CreateTag("STREAMLINES_TEMPORARY_CELL_SIZES", DATA_REAL, CELL, NONE, 1);
......@@ -259,13 +259,13 @@ namespace INMOST
mesh->DeleteTag(cell_size);
printf("done, total streamlines = %lu\n", output.size());
printf("killing octree, was sets %d\n", mesh->NumberOfSets());
//~ octsearch.Destroy();
octsearch.Destroy();
printf("done, sets %d\n", mesh->NumberOfSets());
}
Streamline::Streamline(SearchKDTree & octsearch, coord pos, Tag velocity_tag, ElementType velocity_defined, Tag cell_size, Storage::real velocity_min, Storage::real velocity_max, Storage::real sign, MarkerType visited)
Streamline::Streamline(const Octree & octsearch, coord pos, Tag velocity_tag, ElementType velocity_defined, Tag cell_size, Storage::real velocity_min, Storage::real velocity_max, Storage::real sign, MarkerType visited)
{
Storage::real coef, len, size;
coord next = pos, vel;
......@@ -277,8 +277,8 @@ namespace INMOST
velarr.push_back(0);
while (points.size() < maxsteps)
{
//c = octsearch.FindClosestCell(next.data());
c = octsearch.SearchCell(next.data());
c = octsearch.FindClosestCell(next.data());
//~ c = octsearch.SearchCell(next.data());
if (!c.isValid()) break;
//if( !c.getAsCell().Inside(next.data()) ) break;
//check we are inside mesh
......
Examples/DrawGrid/streamline.h
View file @ 86377f47
......@@ -17,7 +17,7 @@ namespace INMOST
std::vector<double> velarr;
public:
Streamline() {}
Streamline(SearchKDTree & octsearch, coord pos, Tag velocity_tag, ElementType velocity_defined, Tag cell_size, Storage::real velocity_min, Storage::real velocity_max, Storage::real sign, MarkerType visited);
Streamline(const Octree & octsearch, coord pos, Tag velocity_tag, ElementType velocity_defined, Tag cell_size, Storage::real velocity_min, Storage::real velocity_max, Storage::real sign, MarkerType visited);
Streamline(const Streamline & other) { points = other.points; velarr = other.velarr; }
Streamline & operator =(Streamline const & other) { points = other.points; velarr = other.velarr; return *this; }
~Streamline() { points.clear(); velarr.clear(); }
......
Source/Mesh/parallel.cpp
View file @ 86377f47
......@@ -64,22 +64,106 @@ static std::string NameSlash(std::string input)
#define PROCESSID -1
#endif
#if 1
#define MPI_Pack_call(data,size,type,buf,buf_size,pos,comm) MPI_Pack(data,size,type,buf,buf_size,pos,comm)
#define MPI_Pack_size_call(size,type,comm,ret) MPI_Pack_size(size,type,comm,ret)
#define MPI_Unpack_call(buf,buf_size,pos,data,size,type,comm) MPI_Unpack(buf,buf_size,pos,data,size,type,comm)
#define POS_TYPE int
#define SEND_AS MPI_PACKED
#else
#define MPI_Pack_call(data,size,type,buf,buf_size,pos,comm) MPI_Pack_external("external32",data,size,type,buf,buf_size,pos)
#define MPI_Pack_size_call(size,type,comm,ret) MPI_Pack_external_size("external32",size,type,ret)
#define MPI_Unpack_call(buf,buf_size,pos,data,size,type,comm) MPI_Unpack_external("external32",buf,buf_size,pos,data,size,type)
#define POS_TYPE MPI_Aint
#define SEND_AS MPI_BYTE
#endif
#if SIZE_MAX == UCHAR_MAX
#define MPI_SIZE_T MPI_UNSIGNED_CHAR
#elif SIZE_MAX == USHRT_MAX
#define MPI_SIZE_T MPI_UNSIGNED_SHORT
#elif SIZE_MAX == UINT_MAX
#define MPI_SIZE_T MPI_UNSIGNED
#elif SIZE_MAX == ULONG_MAX
#define MPI_SIZE_T MPI_UNSIGNED_LONG
#elif SIZE_MAX == ULLONG_MAX
#define MPI_SIZE_T MPI_UNSIGNED_LONG_LONG
#else
#error "Cannot detect size_t type"
#endif
namespace INMOST
{
//static int block_recursion = 0;
/*
std::string ro()
template<typename T> struct MPIType;
template<> struct MPIType<bool> {static MPI_Datatype Type() {return MPI_C_BOOL;}};
template<> struct MPIType<char> {static MPI_Datatype Type() {return MPI_CHAR;}};
template<> struct MPIType<int> {static MPI_Datatype Type() {return MPI_INT;}};
template<> struct MPIType<short> {static MPI_Datatype Type() {return MPI_SHORT;}};
template<> struct MPIType<long> {static MPI_Datatype Type() {return MPI_LONG;}};
template<> struct MPIType<long long> {static MPI_Datatype Type() {return MPI_LONG_LONG;}};
template<> struct MPIType<unsigned char> {static MPI_Datatype Type() {return MPI_UNSIGNED_CHAR;}};
template<> struct MPIType<unsigned short> {static MPI_Datatype Type() {return MPI_UNSIGNED_SHORT;}};
template<> struct MPIType<unsigned> {static MPI_Datatype Type() {return MPI_UNSIGNED;}};
template<> struct MPIType<unsigned long> {static MPI_Datatype Type() {return MPI_UNSIGNED_LONG;}};
template<> struct MPIType<unsigned long long> {static MPI_Datatype Type() {return MPI_UNSIGNED_LONG_LONG;}};
template<> struct MPIType<double> {static MPI_Datatype Type() {return MPI_DOUBLE;}};
template<> struct MPIType<long double> {static MPI_Datatype Type() {return MPI_LONG_DOUBLE;}};
template<> struct MPIType<float> {static MPI_Datatype Type() {return MPI_FLOAT;}};
//template<> struct MPIType<size_t> {static MPI_Datatype Type() {return MPI_SIZE_T;}};
template<typename T>
void pack_data(Mesh::exch_buffer_type & buf, const T & data, INMOST_MPI_Comm comm)
{
int rank = 0;
#ifdef USE_MPI
MPI_Comm_rank(MPI_COMM_WORLD,&rank);
#endif
std::stringstream ss;
for (int i = 0; i < rank; i++)
ss << " ";
return ss.str();
int ierr;
POS_TYPE pack_size = 0, shift;
size_t write_pos = buf.size();
MPI_Pack_size_call(1,MPIType<T>::Type(),comm,&pack_size);
buf.resize(write_pos+pack_size);
MPI_Pack_call((void*)&data,1,MPIType<T>::Type(),&buf[write_pos],pack_size,&shift,comm);
buf.resize(write_pos+shift);
}
*/
template<typename T>
void pack_data_array(Mesh::exch_buffer_type & buf, const std::vector<T> & data, INMOST_MPI_Comm comm)
{
pack_data(buf,data.size(),comm);
if( !data.empty() )
{
POS_TYPE pack_size = 0, shift;
size_t write_pos = buf.size();
MPI_Pack_size_call((int)data.size(),MPIType<T>::Type(),comm,&pack_size);
buf.resize(write_pos+pack_size);
MPI_Pack_call((void *)&data[0],data.size(),MPIType<T>::Type(),&buf[write_pos],pack_size,&shift,comm);
buf.resize(write_pos+shift);
}
}
template<typename T>
void unpack_data(Mesh::exch_buffer_type & buf, int & pos, T & data, INMOST_MPI_Comm comm)
{
POS_TYPE lpos = (POS_TYPE)pos;
MPI_Unpack_call((void*)&buf[0],(int)buf.size(),&lpos,&data,1,MPIType<T>::Type(),comm);
pos = (int)lpos;
}
template<typename T>
void unpack_data_array(Mesh::exch_buffer_type & buf, int & pos, std::vector<T> & data, INMOST_MPI_Comm comm)
{
size_t unpack_size;
unpack_data(buf,pos,unpack_size,comm);
data.resize(unpack_size);
POS_TYPE lpos = (POS_TYPE)pos;
MPI_Unpack_call((void*)&buf[0],(int)buf.size(),&lpos,&data[0],(int)unpack_size,MPIType<T>::Type(),comm);
pos = (int)lpos;
}
//////////////////////////////
/// REDUCTION FUNCTIONS ///
//////////////////////////////
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment