/*========================================================================= Program: Visualization Toolkit Module: $RCSfile: vtkSynchronizedTemplates2D.h,v $ 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. =========================================================================*/ // .NAME vtkSynchronizedTemplates2D - generate isoline(s) from a structured points set // .SECTION Description // vtkSynchronizedTemplates2D is a 2D implementation of the synchronized // template algorithm. Note that vtkContourFilter will automatically // use this class when appropriate. // .SECTION Caveats // This filter is specialized to 2D images. // .SECTION See Also // vtkContourFilter vtkSynchronizedTemplates3D #ifndef __vtkSynchronizedTemplates2D_h #define __vtkSynchronizedTemplates2D_h #include "vtkPolyDataAlgorithm.h" #include "vtkContourValues.h" // Needed for direct access to ContourValues class vtkImageData; class VTK_GRAPHICS_EXPORT vtkSynchronizedTemplates2D : public vtkPolyDataAlgorithm { public: static vtkSynchronizedTemplates2D *New(); vtkTypeRevisionMacro(vtkSynchronizedTemplates2D,vtkPolyDataAlgorithm); void PrintSelf(ostream& os, vtkIndent indent); // Description: // Because we delegate to vtkContourValues unsigned long int GetMTime(); // Description: // Set a particular contour value at contour number i. The index i ranges // between 0<=iContourValues->SetValue(i,value);} // Description: // Get the ith contour value. double GetValue(int i) {return this->ContourValues->GetValue(i);} // Description: // Get a pointer to an array of contour values. There will be // GetNumberOfContours() values in the list. double *GetValues() {return this->ContourValues->GetValues();} // Description: // Fill a supplied list with contour values. There will be // GetNumberOfContours() values in the list. Make sure you allocate // enough memory to hold the list. void GetValues(double *contourValues) { this->ContourValues->GetValues(contourValues);} // Description: // Set the number of contours to place into the list. You only really // need to use this method to reduce list size. The method SetValue() // will automatically increase list size as needed. void SetNumberOfContours(int number) { this->ContourValues->SetNumberOfContours(number);} // Description: // Get the number of contours in the list of contour values. int GetNumberOfContours() { return this->ContourValues->GetNumberOfContours();} // Description: // Generate numContours equally spaced contour values between specified // range. Contour values will include min/max range values. void GenerateValues(int numContours, double range[2]) { this->ContourValues->GenerateValues(numContours, range);} // Description: // Generate numContours equally spaced contour values between specified // range. Contour values will include min/max range values. void GenerateValues(int numContours, double rangeStart, double rangeEnd) {this->ContourValues->GenerateValues(numContours, rangeStart, rangeEnd);} // Description: // Option to set the point scalars of the output. The scalars will be the // iso value of course. By default this flag is on. vtkSetMacro(ComputeScalars,int); vtkGetMacro(ComputeScalars,int); vtkBooleanMacro(ComputeScalars,int); // Description: // Set/get which component of the scalar array to contour on; defaults to 0. vtkSetMacro(ArrayComponent, int); vtkGetMacro(ArrayComponent, int); protected: vtkSynchronizedTemplates2D(); ~vtkSynchronizedTemplates2D(); virtual int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *); virtual int FillInputPortInformation(int port, vtkInformation *info); vtkContourValues *ContourValues; int ComputeScalars; int ArrayComponent; private: vtkSynchronizedTemplates2D(const vtkSynchronizedTemplates2D&); // Not implemented. void operator=(const vtkSynchronizedTemplates2D&); // Not implemented. }; #endif