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graphics/vtkRuledSurfaceFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkRuledSurfaceFilter.h,v $
00005   Language:  C++
00006 
00007 
00008 Copyright (c) 1993-2001 Ken Martin, Will Schroeder, Bill Lorensen 
00009 All rights reserved.
00010 
00011 Redistribution and use in source and binary forms, with or without
00012 modification, are permitted provided that the following conditions are met:
00013 
00014  * Redistributions of source code must retain the above copyright notice,
00015    this list of conditions and the following disclaimer.
00016 
00017  * Redistributions in binary form must reproduce the above copyright notice,
00018    this list of conditions and the following disclaimer in the documentation
00019    and/or other materials provided with the distribution.
00020 
00021  * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names
00022    of any contributors may be used to endorse or promote products derived
00023    from this software without specific prior written permission.
00024 
00025  * Modified source versions must be plainly marked as such, and must not be
00026    misrepresented as being the original software.
00027 
00028 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
00029 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00030 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00031 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
00032 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00033 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00034 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00035 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00036 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00037 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00038 
00039 =========================================================================*/
00083 #ifndef __vtkRuledSurfaceFilter_h
00084 #define __vtkRuledSurfaceFilter_h
00085 
00086 #include "vtkPolyDataToPolyDataFilter.h"
00087 
00088 #define VTK_RULED_MODE_RESAMPLE 0
00089 #define VTK_RULED_MODE_POINT_WALK 1
00090 
00091 class VTK_EXPORT vtkRuledSurfaceFilter : public vtkPolyDataToPolyDataFilter
00092 {
00093 public:
00094   vtkTypeMacro(vtkRuledSurfaceFilter,vtkPolyDataToPolyDataFilter);
00095   void PrintSelf(ostream& os, vtkIndent indent);
00096 
00099   static vtkRuledSurfaceFilter *New();
00100 
00102   vtkSetClampMacro(DistanceFactor,float,1.0,VTK_LARGE_FLOAT);
00103   vtkGetMacro(DistanceFactor,float);
00104 
00108   vtkSetClampMacro(OnRatio,int,1,VTK_LARGE_INTEGER);
00109   vtkGetMacro(OnRatio,int);
00110 
00114   vtkSetClampMacro(Offset,int,0,VTK_LARGE_INTEGER);
00115   vtkGetMacro(Offset,int);
00116 
00122   vtkSetMacro(CloseSurface,int);
00123   vtkGetMacro(CloseSurface,int);
00124   vtkBooleanMacro(CloseSurface,int);
00125 
00130   vtkSetClampMacro(RuledMode,int,
00131                    VTK_RULED_MODE_RESAMPLE,VTK_RULED_MODE_POINT_WALK);
00132   vtkGetMacro(RuledMode,int);
00133   void SetRuledModeToResample()
00134     {this->SetRuledMode(VTK_RULED_MODE_RESAMPLE);}
00135   void SetRuledModeToPointWalk()
00136     {this->SetRuledMode(VTK_RULED_MODE_POINT_WALK);}
00137   const char *GetRuledModeAsString();
00138 
00144   vtkSetVector2Macro(Resolution, int);
00145   vtkGetVectorMacro(Resolution, int, 2);
00146 
00149   vtkSetMacro(PassLines,int);
00150   vtkGetMacro(PassLines,int);
00151   vtkBooleanMacro(PassLines,int);
00152 
00153 protected:
00154   vtkRuledSurfaceFilter();
00155   ~vtkRuledSurfaceFilter();
00156   vtkRuledSurfaceFilter(const vtkRuledSurfaceFilter&) {};
00157   void operator=(const vtkRuledSurfaceFilter&) {};
00158 
00159   // Usual data generation method
00160   void Execute();
00161 
00162   float DistanceFactor;
00163   int   OnRatio;
00164   int   Offset;
00165   int   CloseSurface;
00166   int   RuledMode;
00167   int   Resolution[2];
00168   int   PassLines;
00169   
00170 private:
00171   vtkIdList *Ids;
00172   float     Weights[4];
00173 
00174   void  Resample(vtkPolyData *output, vtkPoints *inPts, vtkPoints *newPts, 
00175                  int npts, int *pts, int npts2, int *pts2);
00176   void  PointWalk(vtkPolyData *output, vtkPoints *inPts, 
00177                   int npts, int *pts, int npts2, int *pts2);
00178   
00179 };
00180 
00181 #endif
00182 
00183 

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