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135 lines
3.7 KiB
135 lines
3.7 KiB
/*=========================================================================
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Program: Visualization Toolkit
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Module: $RCSfile: vtkStructuredGridWriter.cxx,v $
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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#include "vtkStructuredGridWriter.h"
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#include "vtkInformation.h"
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#include "vtkObjectFactory.h"
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#include "vtkStructuredGrid.h"
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#include "vtkUnsignedCharArray.h"
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#if !defined(_WIN32) || defined(__CYGWIN__)
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# include <unistd.h> /* unlink */
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#else
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# include <io.h> /* unlink */
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#endif
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vtkCxxRevisionMacro(vtkStructuredGridWriter, "$Revision: 1.40 $");
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vtkStandardNewMacro(vtkStructuredGridWriter);
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void vtkStructuredGridWriter::WriteData()
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{
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ostream *fp;
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vtkStructuredGrid *input= vtkStructuredGrid::SafeDownCast(this->GetInput());
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int dim[3];
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vtkDebugMacro(<<"Writing vtk structured grid...");
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if ( !(fp=this->OpenVTKFile()) || !this->WriteHeader(fp) )
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{
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if (fp)
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{
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vtkErrorMacro("Ran out of disk space; deleting file: "
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<< this->FileName);
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this->CloseVTKFile(fp);
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unlink(this->FileName);
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}
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return;
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}
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// Write structured grid specific stuff
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//
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*fp << "DATASET STRUCTURED_GRID\n";
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// Write data owned by the dataset
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if (!this->WriteDataSetData(fp, input))
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{
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vtkErrorMacro("Ran out of disk space; deleting file: " << this->FileName);
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this->CloseVTKFile(fp);
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unlink(this->FileName);
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return;
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}
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input->GetDimensions(dim);
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*fp << "DIMENSIONS " << dim[0] << " " << dim[1] << " " << dim[2] << "\n";
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if (!this->WritePoints(fp, input->GetPoints()))
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{
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vtkErrorMacro("Ran out of disk space; deleting file: " << this->FileName);
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this->CloseVTKFile(fp);
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unlink(this->FileName);
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return;
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}
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// If blanking, write that information out
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if ( input->GetPointBlanking() )
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{
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if (!this->WriteBlanking(fp, input))
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{
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vtkErrorMacro("Ran out of disk space; deleting file: "
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<< this->FileName);
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this->CloseVTKFile(fp);
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unlink(this->FileName);
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return;
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}
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}
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if (!this->WriteCellData(fp, input))
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{
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vtkErrorMacro("Ran out of disk space; deleting file: " << this->FileName);
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this->CloseVTKFile(fp);
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unlink(this->FileName);
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return;
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}
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if (!this->WritePointData(fp, input))
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{
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vtkErrorMacro("Ran out of disk space; deleting file: " << this->FileName);
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this->CloseVTKFile(fp);
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unlink(this->FileName);
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return;
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}
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this->CloseVTKFile(fp);
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}
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int vtkStructuredGridWriter::WriteBlanking(ostream *fp, vtkStructuredGrid *grid)
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{
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vtkUnsignedCharArray *blanking=grid->GetPointVisibilityArray();
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int numPts = grid->GetNumberOfPoints();
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*fp << "BLANKING " << numPts;
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return this->WriteArray(fp, VTK_UNSIGNED_CHAR, blanking, " %s\n", numPts, 1);
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}
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int vtkStructuredGridWriter::FillInputPortInformation(int,
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vtkInformation *info)
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{
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info->Set(vtkAlgorithm::INPUT_REQUIRED_DATA_TYPE(), "vtkStructuredGrid");
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return 1;
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}
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vtkStructuredGrid* vtkStructuredGridWriter::GetInput()
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{
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return vtkStructuredGrid::SafeDownCast(this->Superclass::GetInput());
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}
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vtkStructuredGrid* vtkStructuredGridWriter::GetInput(int port)
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{
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return vtkStructuredGrid::SafeDownCast(this->Superclass::GetInput(port));
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}
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void vtkStructuredGridWriter::PrintSelf(ostream& os, vtkIndent indent)
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{
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this->Superclass::PrintSelf(os,indent);
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}
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