Electromagnetic Template Library (EMTL)
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emEJRectBlock Class Reference

Mesh block for Yee orhtogonal mesh with integrated mesh current J. More...

#include <yee_j.h>

Inheritance diagram for emEJRectBlock:
Collaboration diagram for emEJRectBlock:

Public Member Functions

 emEJRectBlock (const Box &B, const indtype *ndim, const int wf=0)
 B - бокс, в котором находится сетка, ndim - сколько точек в сетке должно быть.
 
virtual int commit_marking () override
 Commits the marked contours to match iterator range.
 
interp_form_t create_interpolation_J (const Vector_3 &pos, const Vector_3 &dir)
 old form if persistent==0 subsequent calls to create_interpolation may destoy the retuned value
 
interp_form_t create_interpolation (const Vector_3 &pos, const Vector_3 &dir, int fieldtype)
 old form, fieldtype =2 is used for J
 
interp_form_t create_interpolation (const emInterpArg &arg, vector< emInterpArg > *nonlocal=NULL, bool all_nonlocal=false)
 returns the coefficients of field interpolation adds non-local (unresolved) requests to nonlocal (if it is not NULL) if persistent==0 subsequent calls to create_interpolation may destoy the retuned value
 
size_t GetDataSize () const
 zeroes update coefficients
 
int SetDataPtr (EmtypePtr_t _ptr)
 Sets the pointer and clears values.
 
size_t packed_size () const
 
size_t data_size () const
 
- Public Member Functions inherited from emYeeRectBlock
 emYeeRectBlock ()
 Default constructor for pre-initialized object to allow for post-inits.
 
- Public Member Functions inherited from emYeeRectBlockBase< iterate_order_t, data_structure_t >
 emYeeRectBlockBase ()
 Default constructor for pre-initialized object to allow for post-inits.
 
Vector_3 get_position (indtype ind, int &ftype, Vector_3 &fdir) const
 Gets the position, fieldtype and direction of a data with given index.
 
template<int Dir = 0, class interp_form_tt , typename fix_stack_t >
std::pair< size_t, size_t > fill_interp_value_async (fix_stack_t &fix_stack, const interp_form_tt *entry, int depth, int action, const emtype *src, const emtype *src_vec, emtype *dest, emtype *dest_vec)
 vectorized form does nothing, direct and indirect copies work the same way
 
emInterpolation create_interpolation (const Vector_3 &pos, const Vector_3 &dir, int fieldtype)
 Old interpolation form.
 
template<class interp_arg_tt >
interp_arg_tt::interp_form_t create_interpolation (const interp_arg_tt &arg, std::vector< interp_arg_tt > *nonlocal=NULL, bool all_nonlocal=false)
 Returns the coefficients of field interpolation.
 
int get_out_data_max_count () const
 Gets the maximal possible number of output points for a contour.
 
template<typename contour_it_t >
int get_out_data_index (const contour_it_t &cnti, indtype *ind, valtype *coeff, int check=0) const
 Gets the data index and coefficients of output (central) updated data points as distributed from contour center.
 
int get_inp_data_max_count () const
 Gets the maximal possible number of inputs points for one edge of a contour.
 
template<typename contour_it_t >
int get_edge_count (const contour_it_t &cnti) const
 Gets the number of edges for the given contour.
 
template<typename contour_it_t >
int get_inp_data_index (const contour_it_t &cnti, int edgenum, indtype *ind, valtype *coeff, int check=0) const
 Gets the data index and coefficients of input (edge) data points to contribute to each edge center.
 
int mark_all_unused ()
 Mark all contours as unused (the fileds will not be updated by Step).
 
int mark_all_used (Vector_3 *vmin=NULL, Vector_3 *vmax=NULL)
 Mark all contours as used.
 
template<typename contour_it_t >
int mark_cnt_used (const contour_it_t &cnti, int border=0)
 Mark the contour as used (for optimization purposes).
 
int join_markings ()
 Joins local thread marking range with global range (for multithreaded processing).
 
int auto_marking (Vector_3 *vmin, Vector_3 *vmax)
 Mark all contours in vmin to vmax box used.
 
size_t GetDataSize () const
 
emtype * GetDataPtr ()
 Gets data pointer associated with the mesh block.
 
int SetDataPtr (EmtypePtr_t _ptr)
 Sets the pointer and clears values.
 
int Reset ()
 Clears all buffers.
 
template<class contour_it_t , class contour_table_t >
indtype put_medium (const contour_it_t &it, valtype dt, contour_table_t &table)
 Records the media data from table for a contour given by.
 
template<class fix_stack_t >
int StepC (int field, fix_stack_t &fl=fix_stack_t())
 Performs non-optimized contour-based explicit timestep.
 
template<class fix_stack_t , typename contour_it_t >
void StepContour (const contour_it_t &cnt, fix_stack_t &fl=fix_stack_t())
 Performs explicit timestep for one single contour.
 
int set_avx_axis (int axis)
 Sets the axis that will be used for (AVX/SSE) vectorization, 0=x, 1=y, 2=z, -1 = automatic setting (usually largest dimension)
Vectorization works better for dimensions with uniform geometry (less object boundaries).
 
int get_transfer_flags () const
 
virtual int get_first_updated_field () const
 Gets the first field to be updated in a bulk loop.
 
virtual int set_first_updated_field (int _first_updated_field)
 Sets the first field to update.
 
template<typename contour_it_t >
Box get_cell_bounding_box (const contour_it_t &cnti) const
 Bounding box for current yee cell.
 
template<typename contour_it_t >
Box get_vec_cell_bounding_box (const contour_it_t &cnti) const
 Bounding box for vector cell that includes current iterator.
 
- Public Member Functions inherited from base_yee_struc_t
int adjust_dimensions (int *N, const iVector_3 &extra_cells, int *bc=NULL, valtype *courantf=NULL)
 Changes dimensions, resolution and boundary conditions according to requirements of the Block.
 
iVector_3 get_cell_cluster () const
 
int init (const Box &B, const indtype *ndim, int wf_)
 Init override to initialize additional data.
 
void unpack_ind (indtype ind, int &ftype, int &dir, indtype &ix, indtype &iy, indtype &iz) const
 Indexing the value.
 
indtype pack_ind (int ftype, int dir, indtype ix, indtype iy, indtype iz) const
 Packs component indicies to integer.
 
grid_tget_field_grid (int ftype, int dir)
 Gets interpolation grid for each filed type and direction. The grids normally can not be used for accessing field data.
 
const grid_tget_field_grid (int ftype, int dir) const
 Gets interpolation grid for each filed type and direction.
 
int set_fix_storage (emFixStorage *fs)
 Sets a pointer for fix storage for contour fixes.
 
template<class contour_it >
int set_contour_fix (const contour_it &cnti, int fix_flags, ptrdiff_t shift)
 Sets fix flags and shift from fix storage begin for a specific contour cnti.
 
template<class fix_stack_t >
void apply_fixes_before (fix_stack_t &fix_stack, indtype oind, emtype *out) const
 Base data does not support contour fixes.
 
template<class fix_stack_t >
void apply_fixes_after (fix_stack_t &fix_stack, indtype oind, emtype *out) const
 Base data does not support contour fixes.
 
virtual int get_sync_hsteps () const
 Number of mesh steps per field (half steps) mesh block is performing between synchronization, i.e.
 
int get_perm_sign () const
 Returns permutation sign if the coords are flipped: 1 = even (cycle), -1 = odd.
 
Vector_3 get_dx (bool int_order=false) const
 Gets space steps.
 
template<typename contour_it_t >
Box get_vec_cell_bounding_box_extent (const contour_it_t &cnti) const
 Bounding box for current yee cell.
 
- Public Member Functions inherited from emComponent
emDump * GetEmDumper ()
 This function insures that the returned dumper is of true emDumper type.
 

Protected Member Functions

void set_arr (emtype *sptr)
 assigns external pointer for data array
 
void configure_extra_grids ()
 configures extra J -grids using the ranges from E-grids
 
- Protected Member Functions inherited from emYeeRectBlockBase< iterate_order_t, data_structure_t >
Vector_3 get_position (indtype ix, indtype iy, indtype iz, int cdir, int ftype, Vector_3 &fdir) const
 Data position via 3 indicies, and contour ftype.
 
template<typename contour_it_t >
int get_inp_data_index_unpacked (const contour_it_t &cnti, int edgenum, indtype *ind) const
 Gets the data index and coefficients of input (edge) data points to contribute to each edge center.
 
- Protected Member Functions inherited from base_yee_struc_t
int StepO (int field)
 performs (optimized) explicit timestep
 
int StepV (int field)
 performs vectorizable explicit timestep
 
indtype get_start_ind (int field, int dir) const
 Gets starting index of the mesh of certain field and dir. All other mesh indicies for (field,dir) are then calculated by adding pack_ind(ix,iy,iz).
 
void set_arr (emtype *sptr)
 Assigns external pointer for data array.
 
template<class contour_it >
indtype put_media_type (const contour_it &cnti, valtype dt, emtype perm, emtype loss)
 Records the media data for a contour given by.
 

Protected Attributes

EmtypePtr_t ptrj
 main (aligned) data pointer to J
 
- Protected Attributes inherited from emYeeRectBlockBase< iterate_order_t, data_structure_t >
int dhalo_left [3] = { 1,1,1 }
 data halos for blocks with no builtin PBCs.
 
int force_halos = 0
 forcing halo inclusion from both sides of the mesh. Works for axes with no builtin PBCs.
 
indtype mstart [6][3]
 Commited local memory range for all grids.
 
indtype estart [6][3]
 marking for grid box iterator limits for each field type and direction, default is [1, N-2].
 
indtype _start [6][3]
 marking for grid box memory limits for each field type and direction, default is [1, N-2].
 
indtype istart [6][3]
 marking grid box internal area (external border excluded) limits for each field type and direction, default is [1, N-2]
 
indtype astart [6][3]
 marking for interpolation area (internal border included)
 
Vector_3 origin
 Origin point of main grid.
 
Box rbox
 Bounding region [origin+dx/4, origin+nx*dx-dx/4], where nx is dimension supplied in constructor.
 
int first_updated_field
 grids for different field types
 
int builtin_pbc
 Bit flags specifying that periodic boudary conditions are intrinsically built in for this mesh block (in the Step procedue).
 
int builtin_transfers
 If not zero, means that all transfers (both for boundaries and MPI) are intrinsically built in for this mesh block (in the Step procedue).
 
- Protected Attributes inherited from base_yee_struc_t
int wf
 media coefficients for vectorized main loop
 
int mpi_domains
 Number of domains in DomainDecomposition.
 
iVector_3 decomp_recommendation
 Recommendation for DomainDecomposition layout.
 
indtype SZ4
 Slice sizes.
 
int topthreads
 number of threads for processing
 

Additional Inherited Members

- Public Types inherited from emYeeRectBlockBase< iterate_order_t, data_structure_t >
typedef Box region_t
 Synonym for enclosing region classname.
 
- Static Public Member Functions inherited from base_yee_struc_t
static constexpr int get_fix_aggregate_size ()
 
- Public Attributes inherited from emYeeRectBlockBase< iterate_order_t, data_structure_t >
EmtypePtr_t ptr
 main (aligned) data pointer
 
indtype ustart [6][3]
 Grid box internal area (border excluded) limits for each field type and direction, default is [1, N-2].
 
Vector_3 dx
 space increments
 
Vector_3 dx2
 space increments divided by 2
 
- Static Public Attributes inherited from emYeeRectBlock
static constexpr int c_USE_OPENMP_INIT
 Configuration flag for parallel initialization (contour analysis).
 
static constexpr int c_USE_CONETURS = 0
 Configuration flag for switching to LRnLA version.
 

Detailed Description

Mesh block for Yee orhtogonal mesh with integrated mesh current J.

This block class is conforming to emtMeshBlock model

Member Function Documentation

◆ commit_marking()

virtual int emEJRectBlock::commit_marking ( )
inlineoverridevirtual

Commits the marked contours to match iterator range.

Iterator ranges become conformant to the markings made so far.

Reimplemented from emYeeRectBlockBase< iterate_order_t, data_structure_t >.

◆ data_size()

size_t emEJRectBlock::data_size ( ) const
inlinevirtual
Returns
size of all used media data in bytes (for messages only, don't use for memory allocation)

Reimplemented from base_yee_struc_t.

◆ GetDataSize()

size_t emEJRectBlock::GetDataSize ( ) const
inline

zeroes update coefficients

The main mesh size (fields) used for allocation

◆ packed_size()

size_t emEJRectBlock::packed_size ( ) const
inlinevirtual
Returns
size of media data after packing in bytes (for messages only, don't use for memory allocation)

Reimplemented from base_yee_struc_t.


The documentation for this class was generated from the following file: