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SbBox3d.h
1 #ifndef COIN_SBBOX3D_H
2 #define COIN_SBBOX3D_H
3 
4 /**************************************************************************\
5  *
6  * This file is part of the Coin 3D visualization library.
7  * Copyright (C) 1998-2007 by Systems in Motion. All rights reserved.
8  *
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12  * See the file LICENSE.GPL at the root directory of this source
13  * distribution for additional information about the GNU GPL.
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25 \**************************************************************************/
26 
27 #include <stdio.h>
28 
29 #include <Inventor/SbVec3d.h>
30 
31 class SbBox3f;
32 class SbBox3s;
33 class SbBox3i32;
34 
35 class SbDPMatrix;
36 
37 class COIN_DLL_API SbBox3d {
38 public:
39  SbBox3d(void) { makeEmpty(); }
40  SbBox3d(double xmin, double ymin, double zmin, double xmax, double ymax, double zmax)
41  : minpt(xmin, ymin, zmin), maxpt(xmax, ymax, zmax) { }
42  SbBox3d(const SbVec3d & minpoint, const SbVec3d & maxpoint)
43  : minpt(minpoint), maxpt(maxpoint) { }
44  explicit SbBox3d(const SbBox3f & box) { setBounds(box); }
45  explicit SbBox3d(const SbBox3s & box) { setBounds(box); }
46  explicit SbBox3d(const SbBox3i32 & box) { setBounds(box); }
47 
48  SbBox3d & setBounds(double xmin, double ymin, double zmin, double xmax, double ymax, double zmax)
49  { minpt.setValue(xmin, ymin, zmin); maxpt.setValue(xmax, ymax, zmax); return *this; }
50  SbBox3d & setBounds(const SbVec3d & minpoint, const SbVec3d & maxpoint)
51  { minpt = minpoint; maxpt = maxpoint; return *this; }
52  SbBox3d & setBounds(const SbBox3f & box);
53  SbBox3d & setBounds(const SbBox3s & box);
54  SbBox3d & setBounds(const SbBox3i32 & box);
55 
56  void getBounds(double & xmin, double & ymin, double & zmin, double & xmax, double & ymax, double & zmax) const
57  { minpt.getValue(xmin, ymin, zmin); maxpt.getValue(xmax, ymax, zmax); }
58  void getBounds(SbVec3d & minpoint, SbVec3d & maxpoint) const
59  { minpoint = minpt; maxpoint = maxpt; }
60 
61  const SbVec3d & getMin(void) const { return minpt; }
62  SbVec3d & getMin(void) { return minpt; }
63  const SbVec3d & getMax(void) const { return maxpt; }
64  SbVec3d & getMax(void) { return maxpt; }
65 
66  void extendBy(const SbVec3d & pt);
67  void extendBy(const SbBox3d & box);
68  void transform(const SbDPMatrix & matrix);
69  void makeEmpty(void);
70  SbBool isEmpty(void) const { return (maxpt[0] < minpt[0]); }
71  SbBool hasVolume(void) const
72  { return ((maxpt[0] > minpt[0]) && (maxpt[1] > minpt[1]) && (maxpt[2] > minpt[2])); }
73  double getVolume(void) const
74  { double dx = 0.0, dy = 0.0, dz = 0.0; getSize(dx, dy, dz); return (dx * dy * dz); }
75 
76  SbBool intersect(const SbVec3d & point) const;
77  SbBool intersect(const SbBox3d & box) const;
78  SbVec3d getClosestPoint(const SbVec3d & point) const;
79  SbBool outside(const SbDPMatrix & mvp, int & cullbits) const;
80 
81  SbVec3d getCenter(void) const { return (minpt + maxpt) * 0.5; }
82  void getOrigin(double & origoX, double & origoY, double & origoZ) const
83  { minpt.getValue(origoX, origoY, origoZ); }
84  void getSize(double & sizeX, double & sizeY, double & sizeZ) const
85  { if (isEmpty()) { sizeX = sizeY = sizeZ = 0.0; }
86  else { sizeX = maxpt[0] - minpt[0]; sizeY = maxpt[1] - minpt[1]; sizeZ = maxpt[2] - minpt[2]; } }
87 
88  void getSpan(const SbVec3d & dir, double & dmin, double & dmax) const;
89 
90  void print(FILE * file) const;
91 
92 protected:
93  SbVec3d minpt, maxpt;
94 
95 }; // SbBox3d
96 
97 COIN_DLL_API inline int operator == (const SbBox3d & b1, const SbBox3d & b2) {
98  return ((b1.getMin() == b2.getMin()) && (b1.getMax() == b2.getMax()));
99 }
100 
101 COIN_DLL_API inline int operator != (const SbBox3d & b1, const SbBox3d & b2) {
102  return !(b1 == b2);
103 }
104 
105 #endif // !COIN_SBBOX3D_H
void getOrigin(double &origoX, double &origoY, double &origoZ) const
Definition: SbBox3d.h:82
The SbBox3s class is a 3 dimensional box with short integer coordinates.This box class is used by oth...
Definition: SbBox3s.h:34
The SbVec3d class is a 3 dimensional vector with double precision floating point coordinates.
Definition: SbVec3d.h:35
SbBox3d & setBounds(double xmin, double ymin, double zmin, double xmax, double ymax, double zmax)
Definition: SbBox3d.h:48
SbBool isEmpty(void) const
Definition: SbBox3d.h:70
The SbBox3f class is an abstraction for an axis aligned 3 dimensional box.This box abstraction class ...
Definition: SbBox3f.h:37
SbBox3d(const SbBox3i32 &box)
Definition: SbBox3d.h:46
SbBox3d(void)
Definition: SbBox3d.h:39
SbBox3d & setBounds(const SbVec3d &minpoint, const SbVec3d &maxpoint)
Definition: SbBox3d.h:50
SbBox3d(double xmin, double ymin, double zmin, double xmax, double ymax, double zmax)
Definition: SbBox3d.h:40
void getBounds(double &xmin, double &ymin, double &zmin, double &xmax, double &ymax, double &zmax) const
Definition: SbBox3d.h:56
SbVec3d & getMin(void)
Definition: SbBox3d.h:62
SbBox3d(const SbVec3d &minpoint, const SbVec3d &maxpoint)
Definition: SbBox3d.h:42
int operator!=(const SbBox2i32 &b1, const SbBox2i32 &b2)
Definition: SbBox2i32.h:91
void getBounds(SbVec3d &minpoint, SbVec3d &maxpoint) const
Definition: SbBox3d.h:58
void getSize(double &sizeX, double &sizeY, double &sizeZ) const
Definition: SbBox3d.h:84
const SbVec3d & getMin(void) const
Definition: SbBox3d.h:61
SbBox3d(const SbBox3s &box)
Definition: SbBox3d.h:45
double getVolume(void) const
Definition: SbBox3d.h:73
The SbBox3d class is an abstraction for an axis aligned 3 dimensional box.This box abstraction class ...
Definition: SbBox3d.h:37
Definition: SbBox3i32.h:35
SbBool hasVolume(void) const
Definition: SbBox3d.h:71
SbBox3d(const SbBox3f &box)
Definition: SbBox3d.h:44
SbVec3d & getMax(void)
Definition: SbBox3d.h:64
SbVec3d getCenter(void) const
Definition: SbBox3d.h:81
The SbDPMatrix class is a 4x4 dimensional representation of a double-precision matrix.This class is like the SbMatrix class, but uses double-precision floating point values for its elements. For more class documentation, see SbMatrix.
Definition: SbDPMatrix.h:38
const SbVec3d & getMax(void) const
Definition: SbBox3d.h:63
int operator==(const SbBox2i32 &b1, const SbBox2i32 &b2)
Definition: SbBox2i32.h:87

Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.

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