Coin Logo http://www.sim.no/
http://www.coin3d.org/

SbBox3f.h
1 #ifndef COIN_SBBOX3F_H
2 #define COIN_SBBOX3F_H
3 
4 /**************************************************************************\
5  *
6  * This file is part of the Coin 3D visualization library.
7  * Copyright (C) by Kongsberg Oil & Gas Technologies.
8  *
9  * This library is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU General Public License
11  * ("GPL") version 2 as published by the Free Software Foundation.
12  * See the file LICENSE.GPL at the root directory of this source
13  * distribution for additional information about the GNU GPL.
14  *
15  * For using Coin with software that can not be combined with the GNU
16  * GPL, and for taking advantage of the additional benefits of our
17  * support services, please contact Kongsberg Oil & Gas Technologies
18  * about acquiring a Coin Professional Edition License.
19  *
20  * See http://www.coin3d.org/ for more information.
21  *
22  * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
23  * http://www.sim.no/ sales@sim.no coin-support@coin3d.org
24  *
25 \**************************************************************************/
26 
27 #include <stdio.h>
28 
29 #include <Inventor/SbVec3f.h>
30 
31 class SbBox3d;
32 class SbBox3i32;
33 class SbBox3s;
34 
35 class SbMatrix;
36 
37 class COIN_DLL_API SbBox3f {
38 public:
39  SbBox3f(void) { makeEmpty(); }
40  SbBox3f(float xmin, float ymin, float zmin, float xmax, float ymax, float zmax)
41  : minpt(xmin, ymin, zmin), maxpt(xmax, ymax, zmax) { }
42  SbBox3f(const SbVec3f & minpoint, const SbVec3f & maxpoint)
43  : minpt(minpoint), maxpt(maxpoint) { }
44  explicit SbBox3f(const SbBox3d & box) { setBounds(box); }
45  explicit SbBox3f(const SbBox3s & box) { setBounds(box); }
46  explicit SbBox3f(const SbBox3i32 & box) { setBounds(box); }
47 
48  SbBox3f & setBounds(float xmin, float ymin, float zmin, float xmax, float ymax, float zmax)
49  { minpt.setValue(xmin, ymin, zmin); maxpt.setValue(xmax, ymax, zmax); return *this; }
50  SbBox3f & setBounds(const SbVec3f & minpoint, const SbVec3f & maxpoint)
51  { minpt = minpoint; maxpt = maxpoint; return *this; }
52  SbBox3f & setBounds(const SbBox3d & box);
53  SbBox3f & setBounds(const SbBox3s & box);
54  SbBox3f & setBounds(const SbBox3i32 & box);
55 
56  void getBounds(float & xmin, float & ymin, float & zmin, float & xmax, float & ymax, float & zmax) const
57  { minpt.getValue(xmin, ymin, zmin); maxpt.getValue(xmax, ymax, zmax); }
58  void getBounds(SbVec3f & minpoint, SbVec3f & maxpoint) const
59  { minpoint = minpt; maxpoint = maxpt; }
60 
61  const SbVec3f & getMin(void) const { return minpt; }
62  SbVec3f & getMin(void) { return minpt; }
63  const SbVec3f & getMax(void) const { return maxpt; }
64  SbVec3f & getMax(void) { return maxpt; }
65 
66  void extendBy(const SbVec3f & pt);
67  void extendBy(const SbBox3f & box);
68  void transform(const SbMatrix & 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  float getVolume(void) const
74  { float dx = 0.0f, dy = 0.0f, dz = 0.0f; getSize(dx, dy, dz); return (dx * dy * dz); }
75 
76  SbBool intersect(const SbVec3f & pt) const;
77  SbBool intersect(const SbBox3f & box) const;
78  SbVec3f getClosestPoint(const SbVec3f & point) const;
79  SbBool outside(const SbMatrix & mvp, int & cullbits) const;
80 
81  SbVec3f getCenter(void) const { return (minpt + maxpt) * 0.5f; }
82  void getOrigin(float & originX, float & originY, float & originZ) const
83  { minpt.getValue(originX, originY, originZ); }
84  void getSize(float & sizeX, float & sizeY, float & sizeZ) const
85  { if (isEmpty()) { sizeX = sizeY = sizeZ = 0; }
86  else { sizeX = maxpt[0] - minpt[0]; sizeY = maxpt[1] - minpt[1]; sizeZ = maxpt[2] - minpt[2]; } }
87 
88  SbVec3f getSize(void) const {
89  SbVec3f v;
90  this->getSize(v[0], v[1], v[2]);
91  return v;
92  }
93  void getSpan(const SbVec3f & dir, float & dmin, float & dmax) const;
94 
95  void print(FILE * file) const;
96 
97 private:
98  SbVec3f minpt, maxpt;
99 
100 }; // SbBox3f
101 
102 COIN_DLL_API inline int operator == (const SbBox3f & b1, const SbBox3f & b2) {
103  return ((b1.getMin() == b2.getMin()) && (b1.getMax() == b2.getMax()));
104 }
105 
106 COIN_DLL_API inline int operator != (const SbBox3f & b1, const SbBox3f & b2) {
107  return !(b1 == b2);
108 }
109 
110 #endif // !COIN_SBBOX3F_H
SbBox3f & setBounds(const SbVec3f &minpoint, const SbVec3f &maxpoint)
Definition: SbBox3f.h:50
const SbVec3f & getMax(void) const
Definition: SbBox3f.h:63
The SbBox3s class is a 3 dimensional box with short integer coordinates.This box class is used by oth...
Definition: SbBox3s.h:34
SbVec3f & getMin(void)
Definition: SbBox3f.h:62
const SbVec3f & getMin(void) const
Definition: SbBox3f.h:61
SbVec3f getSize(void) const
Definition: SbBox3f.h:88
The SbBox3f class is an abstraction for an axis aligned 3 dimensional box.This box abstraction class ...
Definition: SbBox3f.h:37
int operator!=(const SbBox2d &b1, const SbBox2d &b2)
Definition: SbBox2d.h:92
SbVec3f getCenter(void) const
Definition: SbBox3f.h:81
int operator==(const SbBox2d &b1, const SbBox2d &b2)
Definition: SbBox2d.h:88
SbBox3f(void)
Definition: SbBox3f.h:39
SbBox3f(float xmin, float ymin, float zmin, float xmax, float ymax, float zmax)
Definition: SbBox3f.h:40
float getVolume(void) const
Definition: SbBox3f.h:73
SbBox3f & setBounds(float xmin, float ymin, float zmin, float xmax, float ymax, float zmax)
Definition: SbBox3f.h:48
void getBounds(float &xmin, float &ymin, float &zmin, float &xmax, float &ymax, float &zmax) const
Definition: SbBox3f.h:56
The SbVec3f class is a 3 dimensional vector with floating point coordinates.This vector class is used...
Definition: SbVec3f.h:40
SbBox3f(const SbVec3f &minpoint, const SbVec3f &maxpoint)
Definition: SbBox3f.h:42
The SbMatrix class is a 4x4 dimensional representation of a matrix.SbMatrix is used by many other cla...
Definition: SbMatrix.h:37
SbVec3f & getMax(void)
Definition: SbBox3f.h:64
void getOrigin(float &originX, float &originY, float &originZ) const
Definition: SbBox3f.h:82
The SbBox3d class is an abstraction for an axis aligned 3 dimensional box.This box abstraction class ...
Definition: SbBox3d.h:37
SbBool isEmpty(void) const
Definition: SbBox3f.h:70
void getBounds(SbVec3f &minpoint, SbVec3f &maxpoint) const
Definition: SbBox3f.h:58
SbBool hasVolume(void) const
Definition: SbBox3f.h:71
void getSize(float &sizeX, float &sizeY, float &sizeZ) const
Definition: SbBox3f.h:84

Copyright © 1998-2010 by Kongsberg Oil & Gas Technologies. All rights reserved.

Generated on Fri Sep 9 2016 for Coin by Doxygen 1.8.5.