VTK  9.2.6
vtkBox.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkBox.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=========================================================================*/
34#ifndef vtkBox_h
35#define vtkBox_h
36
37#include "vtkCommonDataModelModule.h" // For export macro
38#include "vtkImplicitFunction.h"
39class vtkBoundingBox;
40
41class VTKCOMMONDATAMODEL_EXPORT vtkBox : public vtkImplicitFunction
42{
43public:
45 void PrintSelf(ostream& os, vtkIndent indent) override;
46
50 static vtkBox* New();
51
56 double EvaluateFunction(double x[3]) override;
57
61 void EvaluateGradient(double x[3], double n[3]) override;
62
64
67 void SetXMin(double p[3]);
68 void SetXMin(double x, double y, double z);
69 void GetXMin(double p[3]);
70 void GetXMin(double& x, double& y, double& z);
72
73 void SetXMax(double p[3]);
74 void SetXMax(double x, double y, double z);
75 void GetXMax(double p[3]);
76 void GetXMax(double& x, double& y, double& z);
77
78 void SetBounds(double xMin, double xMax, double yMin, double yMax, double zMin, double zMax);
79 void SetBounds(const double bounds[6]);
81 double& xMin, double& xMax, double& yMin, double& yMax, double& zMin, double& zMax);
82 void GetBounds(double bounds[6]);
83 double* GetBounds() VTK_SIZEHINT(6);
84
91 void AddBounds(const double bounds[6]);
92
102 static char IntersectBox(const double bounds[6], const double origin[3], const double dir[3],
103 double coord[3], double& t, const double tolerance = 0.0);
104
117 static int IntersectWithLine(const double bounds[6], const double p1[3], const double p2[3],
118 double& t1, double& t2, double x1[3], double x2[3], int& plane1, int& plane2);
119
129 static bool IntersectWithInfiniteLine(const double bounds[6], const double p1[3],
130 const double p2[3], double& t1, double& t2, double x1[3], double x2[3], int& plane1,
131 int& plane2);
132
140 static vtkTypeBool IntersectWithPlane(double bounds[6], double origin[3], double normal[3]);
141
153 static vtkTypeBool IntersectWithPlane(
154 double bounds[6], double origin[3], double normal[3], double xout[18]);
155
163 static vtkTypeBool IsBoxInFrustum(double planes[24], double bounds[6]);
164
165protected:
167 ~vtkBox() override;
168
170 double Bounds[6]; // supports the GetBounds() method
171
172private:
173 vtkBox(const vtkBox&) = delete;
174 void operator=(const vtkBox&) = delete;
175};
176
177inline void vtkBox::SetXMin(double p[3])
178{
179 this->SetXMin(p[0], p[1], p[2]);
180}
181
182inline void vtkBox::SetXMax(double p[3])
183{
184 this->SetXMax(p[0], p[1], p[2]);
185}
186
187#endif
Fast, simple class for representing and operating on 3D bounds.
implicit function for a bounding box
Definition: vtkBox.h:42
void EvaluateGradient(double x[3], double n[3]) override
Evaluate the gradient of the box.
void SetBounds(double xMin, double xMax, double yMin, double yMax, double zMin, double zMax)
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void SetBounds(const double bounds[6])
void SetXMax(double x, double y, double z)
void GetXMax(double &x, double &y, double &z)
double * GetBounds()
void GetXMax(double p[3])
void SetXMin(double x, double y, double z)
Set / get the bounding box using various methods.
void GetXMin(double &x, double &y, double &z)
Set / get the bounding box using various methods.
void GetXMin(double p[3])
Set / get the bounding box using various methods.
double EvaluateFunction(double x[3]) override
Evaluate function at position x-y-z and return value.
void SetXMax(double p[3])
Definition: vtkBox.h:182
void GetBounds(double bounds[6])
static vtkBox * New()
Construct box with center at (0,0,0) and each side of length 1.0.
void GetBounds(double &xMin, double &xMax, double &yMin, double &yMax, double &zMin, double &zMax)
abstract interface for implicit functions
virtual double EvaluateFunction(double x[3])=0
Evaluate function at position x-y-z and return value.
a simple class to control print indentation
Definition: vtkIndent.h:40
int vtkTypeBool
Definition: vtkABI.h:69
#define VTK_SIZEHINT(...)