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00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: vtkEllipticalButtonSource.h 00005 00006 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen 00007 All rights reserved. 00008 See Copyright.txt or http://www.kitware.com/Copyright.htm for details. 00009 00010 This software is distributed WITHOUT ANY WARRANTY; without even 00011 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 00012 PURPOSE. See the above copyright notice for more information. 00013 00014 =========================================================================*/ 00042 #ifndef __vtkEllipticalButtonSource_h 00043 #define __vtkEllipticalButtonSource_h 00044 00045 #include "vtkFiltersSourcesModule.h" // For export macro 00046 #include "vtkButtonSource.h" 00047 00048 class vtkCellArray; 00049 class vtkFloatArray; 00050 class vtkPoints; 00051 00052 class VTKFILTERSSOURCES_EXPORT vtkEllipticalButtonSource : public vtkButtonSource 00053 { 00054 public: 00055 void PrintSelf(ostream& os, vtkIndent indent); 00056 vtkTypeMacro(vtkEllipticalButtonSource,vtkButtonSource); 00057 00059 static vtkEllipticalButtonSource *New(); 00060 00062 00063 vtkSetClampMacro(Width,double,0.0,VTK_DOUBLE_MAX); 00064 vtkGetMacro(Width,double); 00066 00068 00069 vtkSetClampMacro(Height,double,0.0,VTK_DOUBLE_MAX); 00070 vtkGetMacro(Height,double); 00072 00074 00075 vtkSetClampMacro(Depth,double,0.0,VTK_DOUBLE_MAX); 00076 vtkGetMacro(Depth,double); 00078 00080 00082 vtkSetClampMacro(CircumferentialResolution,int,4,VTK_INT_MAX); 00083 vtkGetMacro(CircumferentialResolution,int); 00085 00087 00089 vtkSetClampMacro(TextureResolution,int,1,VTK_INT_MAX); 00090 vtkGetMacro(TextureResolution,int); 00092 00094 00096 vtkSetClampMacro(ShoulderResolution,int,1,VTK_INT_MAX); 00097 vtkGetMacro(ShoulderResolution,int); 00099 00101 00108 vtkSetClampMacro(RadialRatio,double,1.0,VTK_DOUBLE_MAX); 00109 vtkGetMacro(RadialRatio,double); 00111 00112 protected: 00113 vtkEllipticalButtonSource(); 00114 ~vtkEllipticalButtonSource() {} 00115 00116 int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *); 00117 00118 double Width; 00119 double Height; 00120 double Depth; 00121 int CircumferentialResolution; 00122 int TextureResolution; 00123 int ShoulderResolution; 00124 double RadialRatio; 00125 00126 private: 00127 //internal variable related to axes of ellipsoid 00128 double A; 00129 double A2; 00130 double B; 00131 double B2; 00132 double C; 00133 double C2; 00134 00135 double ComputeDepth(int inTextureRegion, double x, double y, double n[3]); 00136 void InterpolateCurve(int inTextureRegion, vtkPoints *newPts, int numPts, 00137 vtkFloatArray *normals, vtkFloatArray *tcoords, 00138 int res, int c1StartPoint,int c1Incr, 00139 int c2StartPoint,int s2Incr, int startPoint,int incr); 00140 void CreatePolygons(vtkCellArray *newPolys, int num, int res, int startIdx); 00141 void IntersectEllipseWithLine(double a2, double b2, double dX, double dY, 00142 double& xe, double& ye); 00143 00144 vtkEllipticalButtonSource(const vtkEllipticalButtonSource&); // Not implemented. 00145 void operator=(const vtkEllipticalButtonSource&); // Not implemented. 00146 }; 00147 00148 #endif 00149 00150
1.8.0