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114 lines
3.1 KiB
C
114 lines
3.1 KiB
C
3 weeks ago
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/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkTexturedSphereSource.h
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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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/**
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* @class vtkTexturedSphereSource
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* @brief create a sphere centered at the origin
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*
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* vtkTexturedSphereSource creates a polygonal sphere of specified radius
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* centered at the origin. The resolution (polygonal discretization) in both
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* the latitude (phi) and longitude (theta) directions can be specified.
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* It also is possible to create partial sphere by specifying maximum phi and
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* theta angles.
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*/
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#ifndef vtkTexturedSphereSource_h
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#define vtkTexturedSphereSource_h
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#include "vtkFiltersSourcesModule.h" // For export macro
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#include "vtkPolyDataAlgorithm.h"
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#define VTK_MAX_SPHERE_RESOLUTION 1024
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class VTKFILTERSSOURCES_EXPORT vtkTexturedSphereSource : public vtkPolyDataAlgorithm
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{
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public:
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vtkTypeMacro(vtkTexturedSphereSource, vtkPolyDataAlgorithm);
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void PrintSelf(ostream& os, vtkIndent indent) override;
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/**
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* Construct sphere with radius=0.5 and default resolution 8 in both Phi
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* and Theta directions.
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*/
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static vtkTexturedSphereSource* New();
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//@{
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/**
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* Set radius of sphere.
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*/
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vtkSetClampMacro(Radius, double, 0.0, VTK_DOUBLE_MAX);
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vtkGetMacro(Radius, double);
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//@}
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//@{
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/**
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* Set the number of points in the longitude direction.
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*/
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vtkSetClampMacro(ThetaResolution, int, 4, VTK_MAX_SPHERE_RESOLUTION);
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vtkGetMacro(ThetaResolution, int);
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//@}
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//@{
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/**
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* Set the number of points in the latitude direction.
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*/
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vtkSetClampMacro(PhiResolution, int, 4, VTK_MAX_SPHERE_RESOLUTION);
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vtkGetMacro(PhiResolution, int);
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//@}
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//@{
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/**
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* Set the maximum longitude angle.
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*/
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vtkSetClampMacro(Theta, double, 0.0, 360.0);
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vtkGetMacro(Theta, double);
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//@}
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//@{
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/**
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* Set the maximum latitude angle (0 is at north pole).
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*/
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vtkSetClampMacro(Phi, double, 0.0, 180.0);
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vtkGetMacro(Phi, double);
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//@}
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//@{
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/**
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* Set/get the desired precision for the output points.
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* vtkAlgorithm::SINGLE_PRECISION - Output single-precision floating point.
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* vtkAlgorithm::DOUBLE_PRECISION - Output double-precision floating point.
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*/
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vtkSetMacro(OutputPointsPrecision, int);
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vtkGetMacro(OutputPointsPrecision, int);
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//@}
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protected:
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vtkTexturedSphereSource(int res = 8);
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~vtkTexturedSphereSource() override {}
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int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
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double Radius;
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double Theta;
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double Phi;
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int ThetaResolution;
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int PhiResolution;
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int OutputPointsPrecision;
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private:
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vtkTexturedSphereSource(const vtkTexturedSphereSource&) = delete;
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void operator=(const vtkTexturedSphereSource&) = delete;
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};
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#endif
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