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vtkEnSight6Reader.cxx
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/*=========================================================================
Program: Visualization Toolkit
Module: vtkEnSight6Reader.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkEnSight6Reader.h"
#include "vtkCellData.h"
#include "vtkCharArray.h"
#include "vtkFloatArray.h"
#include "vtkMultiBlockDataSet.h"
#include "vtkIdList.h"
#include "vtkIdTypeArray.h"
#include "vtkObjectFactory.h"
#include "vtkPointData.h"
#include "vtkPolyData.h"
#include "vtkRectilinearGrid.h"
#include "vtkStructuredGrid.h"
#include "vtkStructuredPoints.h"
#include "vtkUnstructuredGrid.h"
#include <assert.h>
#include <ctype.h>
#include <vtkstd/string>
vtkStandardNewMacro(vtkEnSight6Reader);
//----------------------------------------------------------------------------
vtkEnSight6Reader::vtkEnSight6Reader()
{
this->NumberOfUnstructuredPoints = 0;
this->UnstructuredPoints = vtkPoints::New();
this->UnstructuredNodeIds = NULL;
}
//----------------------------------------------------------------------------
vtkEnSight6Reader::~vtkEnSight6Reader()
{
if (this->UnstructuredNodeIds)
{
this->UnstructuredNodeIds->Delete();
this->UnstructuredNodeIds = NULL;
}
this->UnstructuredPoints->Delete();
this->UnstructuredPoints = NULL;
}
//----------------------------------------------------------------------------
void vtkEnSight6ReaderRead1(const char *line, const char *, int *pointId,
float *point1, float *point2, float *point3)
{
#ifdef __CYGWIN__
// most cygwins are busted in sscanf, this is a work around
int numEntries = 0;
char *dup = strdup(line);
dup[8] = '\0';
numEntries += sscanf(dup,"%8d",pointId);
dup[8] = line[8];
dup[20] = '\0';
numEntries += sscanf(dup+8,"%12e",point1);
dup[20] = line[20];
dup[32] = '\0';
numEntries += sscanf(dup+20,"%12e",point2);
dup[32] = line[32];
numEntries += sscanf(dup+32,"%12e",point3);
free(dup);
#else
#ifndef NDEBUG
int numEntries =
#endif
sscanf(line, " %8d %12e %12e %12e", pointId, point1, point2, point3);
#endif
assert("post: all_items_match" && numEntries==4);
}
void vtkEnSight6ReaderRead2(const char *line, const char *,
float *point1, float *point2, float *point3)
{
#ifdef __CYGWIN__
// most cygwins are busted in sscanf, this is a work around
int numEntries = 0;
char *dup = strdup(line);
dup[12] = '\0';
numEntries += sscanf(dup,"%12e",point1);
dup[12] = line[12];
dup[24] = '\0';
numEntries += sscanf(dup+12,"%12e",point2);
dup[24] = line[24];
numEntries += sscanf(dup+24,"%12e",point3);
free(dup);
#else
#ifndef NDEBUG
int numEntries =
#endif
sscanf(line, " %12e %12e %12e", point1, point2, point3);
#endif
assert("post: all_items_match" && numEntries==3);
}
void vtkEnSight6ReaderRead3(const char *line, const char *,
float *point1, float *point2, float *point3,
float *point4, float *point5, float *point6)
{
#ifdef __CYGWIN__
// most cygwins are busted in sscanf, this is a work around
int numEntries = 0;
char *dup = strdup(line);
dup[12] = '\0';
numEntries += sscanf(dup,"%12e",point1);
dup[12] = line[12];
dup[24] = '\0';
numEntries += sscanf(dup+12,"%12e",point2);
dup[24] = line[24];
dup[36] = '\0';
numEntries += sscanf(dup+24,"%12e",point3);
dup[36] = line[36];
dup[48] = '\0';
numEntries += sscanf(dup+36,"%12e",point4);
dup[48] = line[48];
dup[60] = '\0';
numEntries += sscanf(dup+48,"%12e",point5);
dup[60] = line[60];
numEntries += sscanf(dup+60,"%12e",point6);
free(dup);
#else
#ifndef NDEBUG
int numEntries =
#endif
sscanf(line, " %12e %12e %12e %12e %12e %12e",
point1, point2, point3, point4, point5, point6);
#endif
assert("post: all_items_match" && numEntries==6);
}
void vtkEnSight6ReaderRead4(const char *line, float *point1)
{
#ifdef __CYGWIN__
// most cygwins are busted in sscanf, this is a work around
int numEntries = 0;
char *dup = strdup(line);
dup[12] = '\0';
numEntries += sscanf(dup,"%12e",point1);
free(dup);
#else
#ifndef NDEBUG
int numEntries =
#endif
sscanf(line,"%12e",point1);
#endif
assert("post: all_items_match" && numEntries==1);
}
//----------------------------------------------------------------------------
int vtkEnSight6Reader::ReadGeometryFile(const char* fileName, int timeStep,
vtkMultiBlockDataSet *output)
{
char line[256], subLine[256];
int partId;
int lineRead;
int pointId;
float point[3];
int i, j;
int pointIdsListed;
// Initialize
//
if (!fileName)
{
vtkErrorMacro("A GeometryFileName must be specified in the case file.");
return 0;
}
vtkstd::string sfilename;
if (this->FilePath)
{
sfilename = this->FilePath;
if (sfilename.at(sfilename.length()-1) != '/')
{
sfilename += "/";
}
sfilename += fileName;
vtkDebugMacro("full path to geometry file: " << sfilename.c_str());
}
else
{
sfilename = fileName;
}
this->IS = new ifstream(sfilename.c_str(), ios::in);
if (this->IS->fail())
{
vtkErrorMacro("Unable to open file: " << sfilename.c_str());
delete this->IS;
this->IS = NULL;
return 0;
}
this->ReadLine(line);
if (sscanf(line, " %*s %s", subLine) == 1)
{
if (strcmp(subLine, "Binary") == 0)
{
vtkErrorMacro("This is a binary data set. Try "
<< "vtkEnSight6BinaryReader.");
return 0;
}
}
if (this->UseFileSets)
{
for (i = 0; i < timeStep - 1; i++)
{
this->RemoveLeadingBlanks(line);
while (strncmp(line, "END TIME STEP", 13) != 0)
{
this->ReadLine(line);
this->RemoveLeadingBlanks(line);
}
this->ReadLine(line);
}
this->RemoveLeadingBlanks(line);
while (strncmp(line, "BEGIN TIME STEP", 15) != 0)
{
this->ReadNextDataLine(line);
this->RemoveLeadingBlanks(line);
}
this->ReadLine(line);
}
// Skip description line. Using ReadLine instead of
// ReadNextDataLine because the description line could be blank.
this->ReadLine(line);
// Read the node id and element id lines.
this->ReadLine(line);
sscanf(line, " %*s %*s %s", subLine);
if (strcmp(subLine, "given") == 0)
{
this->UnstructuredNodeIds = vtkIdTypeArray::New();
pointIdsListed = 1;
}
else if (strcmp(subLine, "ignore") == 0)
{
pointIdsListed = 1;
}
else
{
pointIdsListed = 0;
}
this->ReadNextDataLine(line);
this->ReadNextDataLine(line); // "coordinates"
this->ReadNextDataLine(line);
this->NumberOfUnstructuredPoints = atoi(line);
this->UnstructuredPoints->Allocate(this->NumberOfUnstructuredPoints);
int *tmpIds = new int[this->NumberOfUnstructuredPoints];
int maxId = 0;
for (j = 0; j < this->NumberOfUnstructuredPoints; j++)
{
this->ReadNextDataLine(line);
if (pointIdsListed)
{
// point ids listed
vtkEnSight6ReaderRead1(line, " %8d %12e %12e %12e",
&pointId, &point[0],
&point[1], &point[2]);
if (this->UnstructuredNodeIds)
{
tmpIds[j] = pointId;
if (pointId > maxId)
{
maxId = pointId;
}
}
this->UnstructuredPoints->InsertNextPoint(point);
}
else
{
vtkEnSight6ReaderRead2(line, "%12e%12e%12e",
&point[0], &point[1], &point[2]);
this->UnstructuredPoints->InsertNextPoint(point);
}
}
if (this->UnstructuredNodeIds)
{
this->UnstructuredNodeIds->SetNumberOfComponents(1);
this->UnstructuredNodeIds->SetNumberOfTuples(maxId);
this->UnstructuredNodeIds->FillComponent(0, -1);
for (j = 0; j < this->NumberOfUnstructuredPoints; j++)
{
this->UnstructuredNodeIds->InsertValue(tmpIds[j]-1, j);
}
}
delete [] tmpIds;
lineRead = this->ReadNextDataLine(line); // "part"
while (lineRead && sscanf(line, " part %d", &partId) == 1)
{
this->NumberOfGeometryParts++;
partId--; // EnSight starts #ing at 1.
int realId = this->InsertNewPartId(partId);
this->ReadLine(line); // part description line
char *name = strdup(line);
this->ReadNextDataLine(line);
this->RemoveLeadingBlanks(line);
if (strncmp(line, "block", 5) == 0)
{
lineRead = this->CreateStructuredGridOutput(realId, line, name, output);
}
else
{
lineRead = this->CreateUnstructuredGridOutput(realId, line, name, output);
}
free(name);
}
delete this->IS;
this->IS = NULL;
if (this->UnstructuredNodeIds)
{
this->UnstructuredNodeIds->Delete();
this->UnstructuredNodeIds = NULL;
}
return 1;
}
//----------------------------------------------------------------------------
int vtkEnSight6Reader::ReadMeasuredGeometryFile(const char* fileName,
int timeStep,
vtkMultiBlockDataSet *output)
{
char line[256], subLine[256];
vtkPoints *newPoints;
int i;
vtkIdType id;
int tempId;
float coords[3];
// Initialize
//
if (!fileName)
{
vtkErrorMacro("A MeasuredFileName must be specified in the case file.");
return 0;
}
vtkstd::string sfilename;
if (this->FilePath)
{
sfilename = this->FilePath;
if (sfilename.at(sfilename.length()-1) != '/')
{
sfilename += "/";
}
sfilename += fileName;
vtkDebugMacro("full path to measured geometry file: " << sfilename.c_str());
}
else
{
sfilename = fileName;
}
this->IS = new ifstream(sfilename.c_str(), ios::in);
if (this->IS->fail())
{
vtkErrorMacro("Unable to open file: " << sfilename.c_str());
delete this->IS;
this->IS = NULL;
return 0;
}
this->ReadLine(line);
if (sscanf(line, " %*s %s", subLine) == 1)
{
if (strcmp(subLine, "Binary") == 0)
{
vtkErrorMacro("This is a binary data set. Try "
<< "vtkEnSight6BinaryReader.");
return 0;
}
}
if (this->UseFileSets)
{
for (i = 0; i < timeStep - 1; i++)
{
this->RemoveLeadingBlanks(line);
while (strncmp(line, "END TIME STEP", 13) != 0)
{
this->ReadLine(line);
this->RemoveLeadingBlanks(line);
}
this->ReadLine(line);
}
this->RemoveLeadingBlanks(line);
while (strncmp(line, "BEGIN TIME STEP", 15) != 0)
{
this->ReadLine(line);
this->RemoveLeadingBlanks(line);
}
this->ReadLine(line);
}
this->ReadLine(line); // "particle coordinates"
this->ReadLine(line);
this->NumberOfMeasuredPoints = atoi(line);
this->NumberOfNewOutputs++;
if (this->GetDataSetFromBlock(output, this->NumberOfGeometryParts) == NULL ||
!this->GetDataSetFromBlock(output, this->NumberOfGeometryParts)->IsA("vtkPolyData"))
{
vtkDebugMacro("creating new measured geometry output");
vtkPolyData* pd = vtkPolyData::New();
this->AddToBlock(output, this->NumberOfGeometryParts, pd);
pd->Delete();
}
vtkPolyData *pd = vtkPolyData::SafeDownCast(
this->GetDataSetFromBlock(output, this->NumberOfGeometryParts) );
pd->Allocate(this->NumberOfMeasuredPoints);
newPoints = vtkPoints::New();
newPoints->Allocate(this->NumberOfMeasuredPoints);
for (i = 0; i < this->NumberOfMeasuredPoints; i++)
{
this->ReadLine(line);
vtkEnSight6ReaderRead1(line, " %8d %12e %12e %12e", &tempId, &coords[0],
&coords[1], &coords[2]);
id = this->ParticleCoordinatesByIndex ? i : tempId;
newPoints->InsertNextPoint(coords);
pd->InsertNextCell(VTK_VERTEX, 1, &id);
}
pd->SetPoints( newPoints );
newPoints->Delete();
return 1;
}
//----------------------------------------------------------------------------
int vtkEnSight6Reader::ReadScalarsPerNode(
const char* fileName, const char* description, int timeStep,
vtkMultiBlockDataSet *compositeOutput, int measured,
int numberOfComponents, int component)
{
char line[256];
char tempLine[256];
int partId, numPts, i, j;
vtkFloatArray *scalars;
int numLines, moreScalars;
float scalarsRead[6];
vtkDataSet *output;
// Initialize
//
if (!fileName)
{
vtkErrorMacro("NULL ScalarPerNode variable file name");
return 0;
}
vtkstd::string sfilename;
if (this->FilePath)
{
sfilename = this->FilePath;
if (sfilename.at(sfilename.length()-1) != '/')
{
sfilename += "/";
}
sfilename += fileName;
vtkDebugMacro("full path to scalar per node file: " << sfilename.c_str());
}
else
{
sfilename = fileName;
}
this->IS = new ifstream(sfilename.c_str(), ios::in);
if (this->IS->fail())
{
vtkErrorMacro("Unable to open file: " << sfilename.c_str());
delete this->IS;
this->IS = NULL;
return 0;
}
if (this->UseFileSets)
{
for (i = 0; i < timeStep - 1; i++)
{
this->ReadLine(line);
this->RemoveLeadingBlanks(line);
while (strncmp(line, "END TIME STEP", 13) != 0)
{
this->ReadLine(line);
this->RemoveLeadingBlanks(line);
}
}
this->ReadLine(line);
this->RemoveLeadingBlanks(line);
while (strncmp(line, "BEGIN TIME STEP", 15) != 0)
{
this->ReadLine(line);
this->RemoveLeadingBlanks(line);
}
}
this->ReadLine(line); // skip the description line
this->ReadNextDataLine(line); // 1st data line or part #
this->RemoveLeadingBlanks(line);
if (strncmp(line, "part", 4) != 0)
{
int allocatedScalars = 0;
// There are 6 values per line, and one scalar per point.
if (!measured)
{
numPts = this->UnstructuredPoints->GetNumberOfPoints();
}
else
{
numPts = static_cast<vtkDataSet*>(
this->GetDataSetFromBlock(compositeOutput, this->NumberOfGeometryParts))->
GetNumberOfPoints();
}
numLines = numPts / 6;
moreScalars = numPts % 6;
if (component == 0)
{
scalars = vtkFloatArray::New();
scalars->SetNumberOfTuples(numPts);
scalars->SetNumberOfComponents(numberOfComponents);
scalars->Allocate(numPts * numberOfComponents);
allocatedScalars = 1;
}
else
{
// It does not matter which unstructured part we get the point data from
// because it is the same for all of them.
partId = this->UnstructuredPartIds->GetId(0);
scalars = static_cast<vtkFloatArray*>(
this->GetDataSetFromBlock(compositeOutput, partId)->
GetPointData()->GetArray(description));
}
for (i = 0; i < numLines; i++)
{
vtkEnSight6ReaderRead3(line, " %12e %12e %12e %12e %12e %12e",
&scalarsRead[0], &scalarsRead[1],
&scalarsRead[2], &scalarsRead[3],
&scalarsRead[4], &scalarsRead[5]);
for (j = 0; j < 6; j++)
{
scalars->InsertComponent(i*6 + j, component, scalarsRead[j]);
}
this->ReadNextDataLine(line);
}
strcpy(tempLine, "");
for (j = 0; j < moreScalars; j++)
{
vtkEnSight6ReaderRead4(line+j*12,&scalarsRead[j]);
scalars->InsertComponent(i*6 + j, component, scalarsRead[j]);
}
if (moreScalars != 0)
{
this->ReadLine(line);
}
if (!measured)
{
for (i = 0; i < this->UnstructuredPartIds->GetNumberOfIds(); i++)
{
partId = this->UnstructuredPartIds->GetId(i);
output = static_cast<vtkDataSet*>(
this->GetDataSetFromBlock(compositeOutput, partId));
if (component == 0)
{
scalars->SetName(description);
output->GetPointData()->AddArray(scalars);
if (!output->GetPointData()->GetScalars())
{
output->GetPointData()->SetScalars(scalars);
}
}
else
{
output->GetPointData()->AddArray(scalars);
}
}
}
else
{
scalars->SetName(description);
output = static_cast<vtkDataSet*>(
this->GetDataSetFromBlock(compositeOutput, this->NumberOfGeometryParts));
output->GetPointData()->AddArray(scalars);
if (!output->GetPointData()->GetScalars())
{
output->GetPointData()->SetScalars(scalars);
}
}
if(allocatedScalars)
{
scalars->Delete();
}
}
this->RemoveLeadingBlanks(line);
// scalars for structured parts
while (strncmp(line, "part", 4) == 0)
{
int allocatedScalars = 0;
sscanf(line, " part %d", &partId);
partId--; // EnSight starts #ing at 1.
int realId = this->InsertNewPartId(partId);
output = static_cast<vtkDataSet*>(
this->GetDataSetFromBlock(compositeOutput, realId));
this->ReadNextDataLine(line); // block
numPts = output->GetNumberOfPoints();
numLines = numPts / 6;
moreScalars = numPts % 6;
if (component == 0)
{
scalars = vtkFloatArray::New();
scalars->SetNumberOfTuples(numPts);
scalars->SetNumberOfComponents(numberOfComponents);
scalars->Allocate(numPts * numberOfComponents);
allocatedScalars = 1;
}
else
{
scalars = (vtkFloatArray*)(output->GetPointData()->
GetArray(description));
}
for (i = 0; i < numLines; i++)
{
this->ReadNextDataLine(line);
vtkEnSight6ReaderRead3(line, " %12e %12e %12e %12e %12e %12e",
&scalarsRead[0], &scalarsRead[1],
&scalarsRead[2], &scalarsRead[3],
&scalarsRead[4], &scalarsRead[5]);
for (j = 0; j < 6; j++)
{
scalars->InsertComponent(i*6 + j, component, scalarsRead[j]);
}
}
this->ReadNextDataLine(line);
strcpy(tempLine, "");
for (j = 0; j < moreScalars; j++)
{
vtkEnSight6ReaderRead4(line+j*12,&scalarsRead[j]);
scalars->InsertComponent(i*6 + j, component, scalarsRead[j]);
}
if (component == 0)
{
scalars->SetName(description);
output->GetPointData()->AddArray(scalars);
if (!output->GetPointData()->GetScalars())
{
output->GetPointData()->SetScalars(scalars);
}
}
else
{
output->GetPointData()->AddArray(scalars);
}
this->ReadNextDataLine(line);
if(allocatedScalars)
{
scalars->Delete();
}
this->RemoveLeadingBlanks(line);
}
delete this->IS;
this->IS = NULL;
return 1;
}
//----------------------------------------------------------------------------
int vtkEnSight6Reader::ReadVectorsPerNode(
const char* fileName, const char* description, int timeStep,
vtkMultiBlockDataSet *compositeOutput, int measured)
{
char line[256];
char tempLine[256];
int partId, numPts, i, j, k;
vtkFloatArray *vectors;
int numLines, moreVectors;
float vector1[3], vector2[3], values[6];
vtkDataSet *output;
// Initialize
//
if (!fileName)
{
vtkErrorMacro("NULL VectorPerNode variable file name");
return 0;
}
vtkstd::string sfilename;
if (this->FilePath)
{
sfilename = this->FilePath;
if (sfilename.at(sfilename.length()-1) != '/')
{
sfilename += "/";
}
sfilename += fileName;
vtkDebugMacro("full path to vector per node file: " << sfilename.c_str());
}
else
{
sfilename = fileName;
}
this->IS = new ifstream(sfilename.c_str(), ios::in);
if (this->IS->fail())
{
vtkErrorMacro("Unable to open file: " << sfilename.c_str());
delete this->IS;
this->IS = NULL;
return 0;
}
if (this->UseFileSets)
{
for (i = 0; i < timeStep - 1; i++)
{
this->ReadLine(line);
this->RemoveLeadingBlanks(line);
while (strncmp(line, "END TIME STEP", 13) != 0)
{
this->ReadLine(line);
this->RemoveLeadingBlanks(line);
}
}
this->ReadLine(line);
this->RemoveLeadingBlanks(line);
while (strncmp(line, "BEGIN TIME STEP", 15) != 0)
{
this->ReadLine(line);
this->RemoveLeadingBlanks(line);
}
}
this->ReadLine(line); // skip the description line
this->ReadNextDataLine(line); // 1st data line or part #
this->RemoveLeadingBlanks(line);
if (strncmp(line, "part", 4) != 0)
{
// There are 6 values per line, and 3 values (or 1 vector) per point.
if (!measured)
{
numPts = this->UnstructuredPoints->GetNumberOfPoints();
}
else
{
numPts = static_cast<vtkDataSet*>(
this->GetDataSetFromBlock(compositeOutput, this->NumberOfGeometryParts))->
GetNumberOfPoints();
}
numLines = numPts / 2;
moreVectors = ((numPts * 3) % 6) / 3;
vectors = vtkFloatArray::New();
vectors->SetNumberOfTuples(numPts);
vectors->SetNumberOfComponents(3);
vectors->Allocate(numPts*3);
for (i = 0; i < numLines; i++)
{
vtkEnSight6ReaderRead3(line, " %12e %12e %12e %12e %12e %12e",
&vector1[0], &vector1[1],
&vector1[2], &vector2[0],
&vector2[1], &vector2[2]);
vectors->InsertTuple(i*2, vector1);
vectors->InsertTuple(i*2 + 1, vector2);
this->ReadNextDataLine(line);
}
strcpy(tempLine, "");
for (j = 0; j < moreVectors; j++)
{
vtkEnSight6ReaderRead4(line+j*36,&vector1[0]);
vtkEnSight6ReaderRead4(line+j*36+12,&vector1[1]);
vtkEnSight6ReaderRead4(line+j*36+24,&vector1[2]);
vectors->InsertTuple(i*2 + j, vector1);
}
if (moreVectors != 0)
{
this->ReadLine(line);
}
if (!measured)
{
for (i = 0; i < this->UnstructuredPartIds->GetNumberOfIds(); i++)
{
partId = this->UnstructuredPartIds->GetId(i);
vectors->SetName(description);
output = static_cast<vtkDataSet*>(
this->GetDataSetFromBlock(compositeOutput, partId));
output->GetPointData()->AddArray(vectors);
if (!output->GetPointData()->GetVectors())
{
output->GetPointData()->SetVectors(vectors);
}
}
}
else
{
vectors->SetName(description);
output = static_cast<vtkDataSet*>(
this->GetDataSetFromBlock(compositeOutput, this->NumberOfGeometryParts));
output->GetPointData()->AddArray(vectors);
if (!output->GetPointData()->GetVectors())
{
output->GetPointData()->SetVectors(vectors);
}
}
vectors->Delete();
}
// vectors for structured parts
this->RemoveLeadingBlanks(line);
while (strncmp(line, "part", 4) == 0)
{
sscanf(line, " part %d", &partId);
partId--;
int realId = this->InsertNewPartId(partId);
output = static_cast<vtkDataSet*>(
this->GetDataSetFromBlock(compositeOutput, realId));
numPts = output->GetNumberOfPoints();
numLines = numPts / 6;
moreVectors = numPts % 6;
vectors = vtkFloatArray::New();
vectors->SetNumberOfTuples(numPts);
vectors->SetNumberOfComponents(3);
vectors->Allocate(numPts*3);
for (k = 0; k < 3; k++)
{
for (i = 0; i < numLines; i++)
{
this->ReadNextDataLine(line);
vtkEnSight6ReaderRead3(line, " %12e %12e %12e %12e %12e %12e",
&values[0], &values[1], &values[2], &values[3],
&values[4], &values[5]);
for (j = 0; j < 6; j++)
{
vectors->InsertComponent(i*6 + j, k, values[j]);
}
}
if (moreVectors)
{
this->ReadNextDataLine(line);
strcpy(tempLine, "");
for (j = 0; j < moreVectors; j++)
{
vtkEnSight6ReaderRead4(line+j*12,&values[j]);
vectors->InsertComponent(i*6 + j, k, values[j]);
}
}
}
vectors->SetName(description);
output->GetPointData()->AddArray(vectors);
if (!output->GetPointData()->GetVectors())
{
output->GetPointData()->SetVectors(vectors);
}
vectors->Delete();
this->ReadNextDataLine(line);
this->RemoveLeadingBlanks(line);
}
delete this->IS;
this->IS = NULL;
return 1;
}
//----------------------------------------------------------------------------
int vtkEnSight6Reader::ReadTensorsPerNode(
const char* fileName, const char* description, int timeStep,
vtkMultiBlockDataSet *compositeOutput)
{
char line[256];
char tempLine[256];
int partId, numPts, i, j, k;
vtkFloatArray *tensors;
int numLines, moreTensors;
float tensor[6], values[6];
int lineRead;
vtkDataSet *output;
// Initialize
//
if (!fileName)
{
vtkErrorMacro("NULL TensorSymmPerNode variable file name");
return 0;
}
vtkstd::string sfilename;
if (this->FilePath)
{
sfilename = this->FilePath;
if (sfilename.at(sfilename.length()-1) != '/')
{
sfilename += "/";
}
sfilename += fileName;
vtkDebugMacro("full path to tensor symm per node file: " << sfilename.c_str());
}
else
{
sfilename = fileName;
}
this->IS = new ifstream(sfilename.c_str(), ios::in);
if (this->IS->fail())
{
vtkErrorMacro("Unable to open file: " << sfilename.c_str());
delete this->IS;
this->IS = NULL;
return 0;
}
if (this->UseFileSets)
{
for (i = 0; i < timeStep - 1; i++)
{
this->ReadLine(line);
this->RemoveLeadingBlanks(line);
while (strncmp(line, "END TIME STEP", 13) != 0)
{
this->ReadLine(line);
this->RemoveLeadingBlanks(line);
}
}
this->ReadLine(line);
this->RemoveLeadingBlanks(line);
while (strncmp(line, "BEGIN TIME STEP", 15) != 0)
{
this->ReadLine(line);
this->RemoveLeadingBlanks(line);
}
}
this->ReadLine(line); // skip the description line
lineRead = this->ReadNextDataLine(line); // 1st data line or part #
this->RemoveLeadingBlanks(line);
if (strncmp(line, "part", 4) != 0)
{
// There are 6 values per line, and 6 values (or 1 tensor) per point.
numPts = this->UnstructuredPoints->GetNumberOfPoints();
numLines = numPts;
tensors = vtkFloatArray::New();
tensors->SetNumberOfTuples(numPts);
tensors->SetNumberOfComponents(6);
tensors->Allocate(numPts*6);
for (i = 0; i < numLines; i++)
{
vtkEnSight6ReaderRead3(line, " %12e %12e %12e %12e %12e %12e",
&tensor[0], &tensor[1],
&tensor[2], &tensor[3], &tensor[4], &tensor[5]);
tensors->InsertTuple(i, tensor);
lineRead = this->ReadNextDataLine(line);
}
for (i = 0; i < this->UnstructuredPartIds->GetNumberOfIds(); i++)