VTK  9.2.5
vtkExtractSelectedFrustum.h
Go to the documentation of this file.
1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkExtractSelectedFrustum.h
5
6 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7 All rights reserved.
8 See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9
10 This software is distributed WITHOUT ANY WARRANTY; without even
11 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12 PURPOSE. See the above copyright notice for more information.
13
14=========================================================================*/
39#ifndef vtkExtractSelectedFrustum_h
40#define vtkExtractSelectedFrustum_h
41
43#include "vtkFiltersGeneralModule.h" // For export macro
44
45class vtkPlanes;
46class vtkInformation;
48class vtkCell;
49class vtkPoints;
50class vtkDoubleArray;
51
52class VTKFILTERSGENERAL_EXPORT vtkExtractSelectedFrustum : public vtkExtractSelectionBase
53{
54public:
57 void PrintSelf(ostream& os, vtkIndent indent) override;
58
63
65
68 virtual void SetFrustum(vtkPlanes*);
69 vtkGetObjectMacro(Frustum, vtkPlanes);
71
81 void CreateFrustum(double vertices[32]);
82
84
88 vtkGetObjectMacro(ClipPoints, vtkPoints);
90
92
95 vtkSetMacro(FieldType, int);
96 vtkGetMacro(FieldType, int);
98
100
104 vtkSetMacro(ContainingCells, int);
105 vtkGetMacro(ContainingCells, int);
107
111 int OverallBoundsTest(double* bounds);
112
114
118 vtkSetMacro(ShowBounds, vtkTypeBool);
119 vtkGetMacro(ShowBounds, vtkTypeBool);
120 vtkBooleanMacro(ShowBounds, vtkTypeBool);
122
124
127 vtkSetMacro(InsideOut, vtkTypeBool);
128 vtkGetMacro(InsideOut, vtkTypeBool);
129 vtkBooleanMacro(InsideOut, vtkTypeBool);
131
132protected:
135
136 // sets up output dataset
138 vtkInformationVector* outputVector) override;
139
140 // execution
142 int ABoxFrustumIsect(double bounds[], vtkCell* cell);
143 int FrustumClipPolygon(int nverts, double* ivlist, double* wvlist, double* ovlist);
144 void PlaneClipPolygon(int nverts, double* ivlist, int pid, int& noverts, double* ovlist);
145 void PlaneClipEdge(double* V0, double* V1, int pid, int& noverts, double* overts);
147
148 // used in CreateFrustum
150 int idx, double v0[3], double v1[2], double v2[3], vtkPoints* points, vtkDoubleArray* norms);
151
152 // modes
156
157 // used internally
159 int np_vertids[6][2];
160
161 // for debugging
167
168private:
170 void operator=(const vtkExtractSelectedFrustum&) = delete;
171};
172
173#endif
abstract class to specify cell behavior
Definition: vtkCell.h:61
dynamic, self-adjusting array of double
Returns the portion of the input dataset that lies within a selection frustum.
void CreateFrustum(double vertices[32])
Given eight vertices, creates a frustum.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void PlaneClipPolygon(int nverts, double *ivlist, int pid, int &noverts, double *ovlist)
int RequestDataObject(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector) override
This is called by the superclass.
int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *) override
void PlaneClipEdge(double *V0, double *V1, int pid, int &noverts, double *overts)
vtkExtractSelectedFrustum(vtkPlanes *f=nullptr)
int FrustumClipPolygon(int nverts, double *ivlist, double *wvlist, double *ovlist)
vtkMTimeType GetMTime() override
Return the MTime taking into account changes to the Frustum.
~vtkExtractSelectedFrustum() override
static vtkExtractSelectedFrustum * New()
int ABoxFrustumIsect(double bounds[], vtkCell *cell)
void ComputePlane(int idx, double v0[3], double v1[2], double v2[3], vtkPoints *points, vtkDoubleArray *norms)
virtual void SetFrustum(vtkPlanes *)
Set the selection frustum.
int IsectDegenerateCell(vtkCell *cell)
int OverallBoundsTest(double *bounds)
Does a quick test on the AABBox defined by the bounds.
abstract base class for all extract selection filters.
a simple class to control print indentation
Definition: vtkIndent.h:40
Store zero or more vtkInformation instances.
Store vtkAlgorithm input/output information.
implicit function for convex set of planes
Definition: vtkPlanes.h:53
represent and manipulate 3D points
Definition: vtkPoints.h:40
int vtkTypeBool
Definition: vtkABI.h:69
std::pair< boost::graph_traits< vtkGraph * >::vertex_iterator, boost::graph_traits< vtkGraph * >::vertex_iterator > vertices(vtkGraph *g)
vtkTypeUInt32 vtkMTimeType
Definition: vtkType.h:287