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95 lines
2.9 KiB
95 lines
2.9 KiB
/*=========================================================================
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Program: Visualization Toolkit
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Module: $RCSfile: vtkDataSetToStructuredPointsFilter.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 "vtkDataSetToStructuredPointsFilter.h"
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#include "vtkInformation.h"
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#include "vtkStructuredPoints.h"
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vtkCxxRevisionMacro(vtkDataSetToStructuredPointsFilter, "$Revision: 1.32 $");
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//----------------------------------------------------------------------------
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vtkDataSetToStructuredPointsFilter::vtkDataSetToStructuredPointsFilter()
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{
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this->NumberOfRequiredInputs = 1;
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this->SetNumberOfInputPorts(1);
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}
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//----------------------------------------------------------------------------
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vtkDataSetToStructuredPointsFilter::~vtkDataSetToStructuredPointsFilter()
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{
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}
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//----------------------------------------------------------------------------
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// Specify the input data or filter.
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void vtkDataSetToStructuredPointsFilter::SetInput(vtkDataSet *input)
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{
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this->vtkProcessObject::SetNthInput(0, input);
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}
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//----------------------------------------------------------------------------
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// Specify the input data or filter.
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vtkDataSet *vtkDataSetToStructuredPointsFilter::GetInput()
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{
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if (this->NumberOfInputs < 1)
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{
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return NULL;
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}
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return (vtkDataSet *)(this->Inputs[0]);
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}
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//----------------------------------------------------------------------------
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// All the DataSetToStructuredPointsFilters require all their input.
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void vtkDataSetToStructuredPointsFilter::ComputeInputUpdateExtents(
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vtkDataObject *data)
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{
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vtkStructuredPoints *output = (vtkStructuredPoints*)data;
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vtkDataSet *input = this->GetInput();
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int *ext;
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if (input == NULL)
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{
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return;
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}
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// Lets just check to see if the outputs UpdateExtent is valid.
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ext = output->GetUpdateExtent();
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if (ext[0] > ext[1] || ext[2] > ext[3] || ext[4] > ext[5])
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{
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return;
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}
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input->SetUpdateExtent(0, 1, 0);
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input->RequestExactExtentOn();
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}
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//----------------------------------------------------------------------------
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int
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vtkDataSetToStructuredPointsFilter
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::FillInputPortInformation(int port, vtkInformation* info)
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{
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if(!this->Superclass::FillInputPortInformation(port, info))
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{
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return 0;
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}
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info->Set(vtkAlgorithm::INPUT_REQUIRED_DATA_TYPE(), "vtkDataSet");
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return 1;
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}
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//----------------------------------------------------------------------------
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void vtkDataSetToStructuredPointsFilter::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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