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dox/Common/vtkQuadric.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkQuadric.h,v $
00005   Language:  C++
00006 
00007   Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 
00008   All rights reserved.
00009   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00010 
00011      This software is distributed WITHOUT ANY WARRANTY; without even 
00012      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00013      PURPOSE.  See the above copyright notice for more information.
00014 
00015 =========================================================================*/
00033 #ifndef __vtkQuadric_h
00034 #define __vtkQuadric_h
00035 
00036 #include "vtkImplicitFunction.h"
00037 
00038 class VTK_COMMON_EXPORT vtkQuadric : public vtkImplicitFunction
00039 {
00040 public:
00041   vtkTypeRevisionMacro(vtkQuadric,vtkImplicitFunction);
00042   void PrintSelf(ostream& os, vtkIndent indent);
00043   
00045   static vtkQuadric *New();
00046 
00048 
00049   float EvaluateFunction(float x[3]);
00050   float EvaluateFunction(float x, float y, float z)
00051     {return this->vtkImplicitFunction::EvaluateFunction(x, y, z); } ;
00053 
00055   void EvaluateGradient(float x[3], float g[3]);
00056   
00058 
00059   void SetCoefficients(float a[10]);
00060   void SetCoefficients(float a0, float a1, float a2, float a3, float a4, 
00061                        float a5, float a6, float a7, float a8, float a9);
00062   vtkGetVectorMacro(Coefficients,float,10);
00064 
00065 protected:
00066   vtkQuadric();
00067   ~vtkQuadric() {};
00068 
00069   float Coefficients[10];
00070 
00071 private:
00072   vtkQuadric(const vtkQuadric&);  // Not implemented.
00073   void operator=(const vtkQuadric&);  // Not implemented.
00074 };
00075 
00076 #endif
00077 
00078