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VPICView.h
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VPICView.h
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/////////////////////////////////////////////////////////////////////////////
//
// VPICView class contains information for a subset of a VPIC application
// for all time steps across all processors. That subset might be the
// entire dataset.
//
/////////////////////////////////////////////////////////////////////////////
#ifndef VPICView_h
#define VPICView_h
#include "VPICDefinition.h"
#include "VPICGlobal.h"
#include "VPICHeader.h"
#include "VPICPart.h"
#include <iostream>
#include <string>
#include <vector>
#include <set>
using namespace std;
class VPIC_EXPORT VPICView {
public:
VPICView(int r, int t, VPICGlobal& global);
~VPICView();
// Initialize the view which is total dataset or a subset
void initialize(
int timeStep, // Current time step
int* layoutSize, // Dimensions in complete files
int*** layoutID, // File ids included in the view
int* partSize, // Size of data on one file
float* origin, // Physical origin
float* step); // Physical step
// Partition the subset of files across available processors
void partitionFiles();
void partition();
void getPartFileNames(string* partFileName, int time, int part);
// Set grid sizes, origin, step based on stride over problem
void calculateGridExtents();
// Have each part load data into appropriate part of viz data on processor
void loadVariableData(
float* varData, // Pre allocated array to fill
int varOffset, // Offset into varData
int* localDim, // Local block enhanced with ghost
int timeStep, // Dump to load from
int variable, // Variable index to load
int component); // Component of variable to load
bool needsGridCalculation() { return this->calculateGridNeeded; }
// Check main directory for additional time steps and adjust structures
void addNewTimeSteps();
void PrintSelf(ostream& os, int indent);
// Setting the stride requires recalculation of grid and extents
void setStride(int s[]);
void getDecomposition(int decomp[]);
void getGridSize(int gridsize[]);
void getLayoutSize(int layout[]);
void getOrigin(float origin[]);
void getOrigin(double origin[]);
void getStep(float step[]);
void getStep(double step[]);
void getPhysicalExtent(float extent[]);
void getPhysicalExtent(double extent[]);
void getWholeExtent(int extent[]);
void getSubExtent(int piece, int extent[]);
void getSubDimension(int piece, int dimension[]);
int getNumberOfCells() { return this->numberOfCells; }
int getNumberOfNodes() { return this->numberOfNodes; }
int getNumberOfParts() { return this->numberOfMyParts; }
private:
int rank; // Processor number
int totalRank; // Number of graphics processors
VPICGlobal& global; // Common information for overall data
// Visualization information
int decomposition[DIMENSION]; // Graphics processor layout sizes
int gridSize[DIMENSION]; // Visualization grid size for all parts
int ghostSize[DIMENSION]; // Visualization ghost grid size
float physicalOrigin[DIMENSION]; // Physical origin
float physicalStep[DIMENSION]; // Physical step
float physicalSize[DIMENSION]; // Physical upper extent
int numberOfCells; // Visualization grid positions
int numberOfCellsWithGhosts; // Visualization ghost grid positions
int numberOfNodes; // Points within grid (gridsize + 1)
int stride[DIMENSION]; // Stride in each dimension
int currentTimeStep; // VPICParts set to this step
// Graphic processor partition information
int** range; // Range of layoutSize for processor
int** subextent; // Subextent grid for every processor
int** subdimension; // Subdimension for every processor
bool calculateGridNeeded; // Grid extent calculation required
// Data access structure
int*** layoutID; // Numerical ID of file
int layoutSize[DIMENSION]; // # of parts in each dim of simulation
int partSize[DIMENSION]; // # of grids in each dim per part
vector<VPICPart*> myParts; // Every VPICPart this processor handles
int numberOfMyParts;
VPICView(const VPICView&); // Not implemented.
void operator=(const VPICView&); // Not implemented.
};
#endif