VTK: dox/VolumeRendering/vtkVolumeOutlineSource.h Source File

00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    vtkVolumeOutlineSource.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 =========================================================================*/
00032 #ifndef __vtkVolumeOutlineSource_h
00033 #define __vtkVolumeOutlineSource_h
00034 
00035 #include "vtkPolyDataAlgorithm.h"
00036 
00037 class vtkVolumeMapper;
00038 
00039 class VTK_VOLUMERENDERING_EXPORT vtkVolumeOutlineSource : public vtkPolyDataAlgorithm
00040 {
00041 public:
00042   static vtkVolumeOutlineSource *New();
00043   vtkTypeMacro(vtkVolumeOutlineSource,vtkPolyDataAlgorithm);
00044   void PrintSelf(ostream& os, vtkIndent indent);
00045 
00047 
00050   virtual void SetVolumeMapper(vtkVolumeMapper *mapper);
00051   vtkVolumeMapper *GetVolumeMapper() { return this->VolumeMapper; };
00053 
00055 
00058   vtkSetMacro(GenerateScalars, int);
00059   vtkBooleanMacro(GenerateScalars, int);
00060   vtkGetMacro(GenerateScalars, int);
00062 
00064 
00067   vtkSetMacro(GenerateFaces, int);
00068   vtkBooleanMacro(GenerateFaces, int);
00069   vtkGetMacro(GenerateFaces, int);
00071 
00073 
00075   vtkSetVector3Macro(Color, double);
00076   vtkGetVector3Macro(Color, double);
00078 
00080 
00083   vtkSetMacro(ActivePlaneId, int);
00084   vtkGetMacro(ActivePlaneId, int);
00086 
00088 
00091   vtkSetVector3Macro(ActivePlaneColor, double);
00092   vtkGetVector3Macro(ActivePlaneColor, double);
00094 
00095 protected:
00096   vtkVolumeOutlineSource();
00097   ~vtkVolumeOutlineSource();
00098 
00099   vtkVolumeMapper *VolumeMapper;
00100   int GenerateScalars;
00101   int GenerateFaces;
00102   int ActivePlaneId;
00103   double Color[3];
00104   double ActivePlaneColor[3];
00105 
00106   int Cropping;
00107   int CroppingRegionFlags;
00108   double Bounds[6];
00109   double CroppingRegionPlanes[6];
00110 
00111   static int ComputeCubePlanes(double planes[3][4],
00112                                double croppingPlanes[6],
00113                                double bounds[6]);
00114 
00115   static void GeneratePolys(vtkCellArray *polys,
00116                             vtkUnsignedCharArray *scalars,
00117                             unsigned char colors[2][3],
00118                             int activePlane,
00119                             int flags,
00120                             int tolPtId[3][4]);
00121 
00122   static void GenerateLines(vtkCellArray *lines,
00123                             vtkUnsignedCharArray *scalars,
00124                             unsigned char colors[2][3],
00125                             int activePlane,
00126                             int flags,
00127                             int tolPtId[3][4]);
00128 
00129   static void GeneratePoints(vtkPoints *points,
00130                              vtkCellArray *lines,
00131                              vtkCellArray *polys,
00132                              double planes[3][4],
00133                              double tol);
00134 
00135   static void NudgeCropPlanesToBounds(int tolPtId[3][4],
00136                                       double planes[3][4],
00137                                       double tol);
00138 
00139   static void CreateColorValues(unsigned char colors[2][3],
00140                                 double color1[3], double color2[3]);
00141 
00142   virtual int ComputePipelineMTime(vtkInformation* request,
00143                                    vtkInformationVector** inputVector,
00144                                    vtkInformationVector* outputVector,
00145                                    int requestFromOutputPort,
00146                                    unsigned long* mtime);
00147 
00148   virtual int RequestInformation(vtkInformation* request,
00149                                  vtkInformationVector** inputVector,
00150                                  vtkInformationVector* outputVector);
00151 
00152   virtual int RequestData(vtkInformation* request,
00153                           vtkInformationVector** inputVector,
00154                           vtkInformationVector* outputVector);
00155 
00156 private:
00157   vtkVolumeOutlineSource(const vtkVolumeOutlineSource&);  // Not implemented.
00158   void operator=(const vtkVolumeOutlineSource&);  // Not implemented.
00159 };
00160 
00161 #endif