21#ifndef vtkExtentRCBPartitioner_h
22#define vtkExtentRCBPartitioner_h
24#include "vtkCommonExecutionModelModule.h"
43 assert(
"pre: Number of partitions requested must be > 0" && (N >= 0));
45 this->NumberOfPartitions = N;
58 this->GlobalExtent[0] = imin;
59 this->GlobalExtent[1] = imax;
60 this->GlobalExtent[2] = jmin;
61 this->GlobalExtent[3] = jmax;
62 this->GlobalExtent[4] = kmin;
63 this->GlobalExtent[5] = kmax;
67 this->SetGlobalExtent(ext[0], ext[1], ext[2], ext[3], ext[4], ext[5]);
84 vtkSetMacro(NumberOfGhostLayers,
int);
85 vtkGetMacro(NumberOfGhostLayers,
int);
92 vtkGetMacro(NumExtents,
int);
116 this->PartitionExtents.clear();
117 this->NumExtents = 0;
118 this->ExtentIsPartitioned =
false;
137 ext[minIdx] -= this->NumberOfGhostLayers;
138 ext[maxIdx] += this->NumberOfGhostLayers;
140 (ext[minIdx] < this->GlobalExtent[minIdx]) ? this->GlobalExtent[minIdx] : ext[minIdx];
142 (ext[maxIdx] > this->GlobalExtent[maxIdx]) ? this->GlobalExtent[maxIdx] : ext[maxIdx];
170 void SplitExtent(
int parent[6],
int s1[6],
int s2[6],
int splitDimension);
This method partitions a global extent to N partitions where N is a user supplied parameter.
int GetNumberOfCells(int ext[6])
Computes the total number of cells for the given structured grid extent.
void PrintSelf(ostream &oss, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void GetExtent(const int idx, int ext[6])
Returns the extent at the position corresponding to idx.
void ReplaceExtent(const int idx, int ext[6])
Replaces the extent at the position indicated by idx with the provided extent.
int GetNumberOfTotalExtents()
Returns the total number of extents.
void SetNumberOfPartitions(const int N)
Set/Get the number of requested partitions.
~vtkExtentRCBPartitioner() override
void PrintExtent(const std::string &name, int ext[6])
A convenience method for debugging purposes.
void SetGlobalExtent(int imin, int imax, int jmin, int jmax, int kmin, int kmax)
Set/Get the global extent array to be partitioned.
void SplitExtent(int parent[6], int s1[6], int s2[6], int splitDimension)
Splits the extent along the given dimension.
int GetNumberOfNodes(int ext[6])
Computes the total number of nodes for the given structured grid extent.
void Partition()
Partitions the extent.
vtkExtentRCBPartitioner()
std::vector< int > PartitionExtents
void Reset()
Resets the partitioner to the initial state, all previous partition extents are cleared.
static vtkExtentRCBPartitioner * New()
vtkTypeBool DuplicateNodes
int GetLongestDimensionLength(int ext[6])
Returns the length of the longest dimension.
void AddExtent(int ext[6])
Adds the extent to the end of the list of partitioned extents.
void SetGlobalExtent(int ext[6])
Set/Get the global extent array to be partitioned.
void GetPartitionExtent(const int idx, int ext[6])
Returns the extent of the partition corresponding to the given ID.
void AcquireDataDescription()
Gets the structured data-description based on the givenn global extent.
void GetGhostedExtent(int ext[6], const int minIdx, const int maxIdx)
Givent an extent and the min/max of the dimension we are looking at, this method will produce a ghost...
int GetLongestDimension(int ext[6])
Returns the longest edge.
void ExtendGhostLayers(int ext[6])
Given an extent, this method will create ghost layers on each side of the boundary in each dimension.
a simple class to control print indentation
abstract base class for most VTK objects