Coin: SbBox3i32.h Source File

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SbBox3i32.h
1#ifndef COIN_SBBOX3I32_H
2#define COIN_SBBOX3I32_H
3
4/**************************************************************************\
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34\**************************************************************************/
35
36#include <Inventor/SbVec3i32.h>
37#include <Inventor/SbVec3f.h>
38
39class SbBox3s;
40class SbBox3f;
41class SbBox3d;
42class SbMatrix;
43
44 class COIN_DLL_API SbBox3i32 {
45public:
46 SbBox3i32(void) { makeEmpty(); }
47 SbBox3i32(int32_t xmin, int32_t ymin, int32_t zmin, int32_t xmax, int32_t ymax, int32_t zmax)
48 : minpt(xmin, ymin, zmin), maxpt(xmax, ymax, zmax) { }
49 SbBox3i32(const SbVec3i32 & minpoint, const SbVec3i32 & maxpoint)
50 : minpt(minpoint), maxpt(maxpoint) { }
51 explicit SbBox3i32(const SbBox3s & box) { setBounds(box); }
52 explicit SbBox3i32(const SbBox3f & box) { setBounds(box); }
53 explicit SbBox3i32(const SbBox3d & box) { setBounds(box); }
54
55 SbBox3i32 & setBounds(int32_t xmin, int32_t ymin, int32_t zmin, int32_t xmax, int32_t ymax, int32_t zmax)
56 { minpt.setValue(xmin, ymin, zmin); maxpt.setValue(xmax, ymax, zmax); return *this; }
57 SbBox3i32 & setBounds(const SbVec3i32 & minpoint, const SbVec3i32 & maxpoint)
58 { minpt = minpoint; maxpt = maxpoint; return *this; }
59 SbBox3i32 & setBounds(const SbBox3s & box);
60 SbBox3i32 & setBounds(const SbBox3f & box);
61 SbBox3i32 & setBounds(const SbBox3d & box);
62
63 void getBounds(int32_t & xmin, int32_t & ymin, int32_t & zmin, int32_t & xmax, int32_t & ymax, int32_t & zmax) const
64 { minpt.getValue(xmin, ymin, zmin); maxpt.getValue(xmax, ymax, zmax); }
65 void getBounds(SbVec3i32 & minpoint, SbVec3i32 & maxpoint) const
66 { minpoint = minpt; maxpoint = maxpt; }
67
68 const SbVec3i32 & getMin(void) const { return minpt; }
69 SbVec3i32 & getMin(void) { return minpt; }
70 const SbVec3i32 & getMax(void) const { return maxpt; }
71 SbVec3i32 & getMax(void) { return maxpt; }
72
73 void extendBy(const SbVec3i32 & point);
74 void extendBy(const SbBox3i32 & box);
75 void extendBy(const SbVec3f & point);
76 void transform(const SbMatrix & m);
77 void makeEmpty(void);
78 SbBool isEmpty(void) const { return (maxpt[0] < minpt[0]); }
79 SbBool hasVolume(void) const
80 { return ((maxpt[0] > minpt[0]) && (maxpt[1] > minpt[1]) && (maxpt[2] > minpt[2])); }
81 float getVolume(void) const
82 { int32_t dx = 0, dy = 0, dz = 0; getSize(dx, dy, dz); return (float(dx) * float(dy) * float(dz)); }
83
84 SbBool intersect(const SbVec3i32 & point) const;
85 SbBool intersect(const SbBox3i32 & box) const;
86 SbBool intersect(const SbVec3f & point) const;
87
88 SbBool outside(const SbMatrix & mvp, int & cullBits) const;
89 SbVec3f getClosestPoint(const SbVec3f & point) const;
90
91 SbVec3f getCenter(void) const { return SbVec3f(minpt + maxpt) * 0.5f; }
92 void getOrigin(int32_t & originX, int32_t & originY, int32_t & originZ) const
93 { minpt.getValue(originX, originY, originZ); }
94 void getSize(int32_t & sizeX, int32_t & sizeY, int32_t & sizeZ) const
95 { if (isEmpty()) { sizeX = sizeY = sizeZ = 0; }
96 else { sizeX = maxpt[0] - minpt[0]; sizeY = maxpt[1] - minpt[1]; sizeZ = maxpt[2] - minpt[2]; } }
97
98 SbVec3i32 getSize(void) const {
99 SbVec3i32 v;
100 this->getSize(v[0], v[1], v[2]);
101 return v;
102 }
103
104 void getSpan(const SbVec3f & direction, float & dmin, float & dmax) const;
105
106protected:
107 SbVec3i32 minpt, maxpt;
108
109}; // SbBox3i32
110
111COIN_DLL_API inline int operator == (const SbBox3i32 & b1, const SbBox3i32 & b2)
112{
113 return ((b1.getMin() == b2.getMin()) && (b1.getMax() == b2.getMax()));
114}
115
116COIN_DLL_API inline int operator != (const SbBox3i32 & b1, const SbBox3i32 & b2)
117{
118 return !(b1 == b2);
119}
120
121#endif // !COIN_SBBOX3I32_H
SbBox3d
The SbBox3d class is an abstraction for an axis aligned 3 dimensional box.
Definition SbBox3d.h:46
SbBox3f
The SbBox3f class is an abstraction for an axis aligned 3 dimensional box.
Definition SbBox3f.h:46
SbBox3i32
The SbBox3i32 class is a 3 dimensional box with 32-bit integer coordinates.
Definition SbBox3i32.h:44
SbBox3i32::getOrigin
void getOrigin(int32_t &originX, int32_t &originY, int32_t &originZ) const
Definition SbBox3i32.h:92
SbBox3i32::makeEmpty
void makeEmpty(void)
Definition SbBox3i32.cpp:354
SbBox3i32::getSize
void getSize(int32_t &sizeX, int32_t &sizeY, int32_t &sizeZ) const
Definition SbBox3i32.h:94
SbBox3i32::getBounds
void getBounds(int32_t &xmin, int32_t &ymin, int32_t &zmin, int32_t &xmax, int32_t &ymax, int32_t &zmax) const
Definition SbBox3i32.h:63
SbBox3i32::setBounds
SbBox3i32 & setBounds(int32_t xmin, int32_t ymin, int32_t zmin, int32_t xmax, int32_t ymax, int32_t zmax)
Definition SbBox3i32.h:55
SbBox3i32::getMax
const SbVec3i32 & getMax(void) const
Definition SbBox3i32.h:70
SbBox3i32::SbBox3i32
SbBox3i32(const SbBox3f &box)
Definition SbBox3i32.h:52
SbBox3i32::SbBox3i32
SbBox3i32(int32_t xmin, int32_t ymin, int32_t zmin, int32_t xmax, int32_t ymax, int32_t zmax)
Definition SbBox3i32.h:47
SbBox3i32::isEmpty
SbBool isEmpty(void) const
Definition SbBox3i32.h:78
SbBox3i32::getBounds
void getBounds(SbVec3i32 &minpoint, SbVec3i32 &maxpoint) const
Definition SbBox3i32.h:65
SbBox3i32::getMin
SbVec3i32 & getMin(void)
Definition SbBox3i32.h:69
SbBox3i32::SbBox3i32
SbBox3i32(const SbBox3s &box)
Definition SbBox3i32.h:51
SbBox3i32::getCenter
SbVec3f getCenter(void) const
Definition SbBox3i32.h:91
SbBox3i32::getSize
SbVec3i32 getSize(void) const
Definition SbBox3i32.h:98
SbBox3i32::getVolume
float getVolume(void) const
Definition SbBox3i32.h:81
SbBox3i32::hasVolume
SbBool hasVolume(void) const
Definition SbBox3i32.h:79
SbBox3i32::SbBox3i32
SbBox3i32(const SbVec3i32 &minpoint, const SbVec3i32 &maxpoint)
Definition SbBox3i32.h:49
SbBox3i32::getMax
SbVec3i32 & getMax(void)
Definition SbBox3i32.h:71
SbBox3i32::SbBox3i32
SbBox3i32(const SbBox3d &box)
Definition SbBox3i32.h:53
SbBox3i32::setBounds
SbBox3i32 & setBounds(const SbVec3i32 &minpoint, const SbVec3i32 &maxpoint)
Definition SbBox3i32.h:57
SbBox3i32::getMin
const SbVec3i32 & getMin(void) const
Definition SbBox3i32.h:68
SbBox3i32::SbBox3i32
SbBox3i32(void)
Definition SbBox3i32.h:46
SbBox3s
The SbBox3s class is a 3 dimensional box with short integer coordinates.
Definition SbBox3s.h:43
SbMatrix
The SbMatrix class is a 4x4 dimensional representation of a matrix.
Definition SbMatrix.h:47
SbVec3f
The SbVec3f class is a 3 dimensional vector with floating point coordinates.
Definition SbVec3f.h:51
SbVec3i32
Definition SbVec3i32.h:48