Coin: SbBox2i32.h Source File

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SbBox2i32.h
1#ifndef COIN_SBBOX2I32_H
2#define COIN_SBBOX2I32_H
3
4/**************************************************************************\
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34\**************************************************************************/
35
36#include <Inventor/SbVec2i32.h>
37#include <Inventor/SbVec2f.h>
38
39class SbBox2s;
40class SbBox2f;
41class SbBox2d;
42
43 class COIN_DLL_API SbBox2i32 {
44public:
45 SbBox2i32(void) { makeEmpty(); }
46 SbBox2i32(int32_t xmin, int32_t ymin, int32_t xmax, int32_t ymax)
47 : minpt(xmin, ymin), maxpt(xmax, ymax) { }
48 SbBox2i32(const SbVec2i32 & minpoint, const SbVec2i32 & maxpoint)
49 : minpt(minpoint), maxpt(maxpoint) { }
50 explicit SbBox2i32(const SbBox2s & box) { setBounds(box); }
51 explicit SbBox2i32(const SbBox2f & box) { setBounds(box); }
52 explicit SbBox2i32(const SbBox2d & box) { setBounds(box); }
53
54 SbBox2i32 & setBounds(int32_t xmin, int32_t ymin, int32_t xmax, int32_t ymax)
55 { minpt.setValue(xmin, ymin); maxpt.setValue(xmax, ymax); return *this; }
56 SbBox2i32 & setBounds(const SbVec2i32 & minpoint, const SbVec2i32 & maxpoint)
57 { minpt = minpoint; maxpt = maxpoint; return *this; }
58 SbBox2i32 & setBounds(const SbBox2s & box);
59 SbBox2i32 & setBounds(const SbBox2f & box);
60 SbBox2i32 & setBounds(const SbBox2d & box);
61
62 void getBounds(int32_t & xmin, int32_t & ymin, int32_t & xmax, int32_t & ymax) const
63 { minpt.getValue(xmin, ymin); maxpt.getValue(xmax, ymax); }
64 void getBounds(SbVec2i32 & minpoint, SbVec2i32 & maxpoint) const
65 { minpoint = minpt; maxpoint = maxpt; }
66
67 const SbVec2i32 & getMin(void) const { return minpt; }
68 SbVec2i32 & getMin(void) { return minpt; }
69 const SbVec2i32 & getMax(void) const { return maxpt; }
70 SbVec2i32 & getMax(void) { return maxpt; }
71
72 void extendBy(const SbVec2i32 & point);
73 void extendBy(const SbBox2i32 & box);
74 void makeEmpty(void);
75 SbBool isEmpty(void) const { return (maxpt[0] < minpt[0]); }
76 SbBool hasArea(void) const { return ((maxpt[0] > minpt[0]) && (maxpt[1] > minpt[1])); }
77
78 SbBool intersect(const SbVec2i32 & point) const;
79 SbBool intersect(const SbBox2i32 & box) const;
80
81 SbVec2f getCenter(void) const { return SbVec2f((minpt[0] + maxpt[0]) * 0.5f, (minpt[0] + maxpt[0]) * 0.5f); }
82 void getOrigin(int32_t & originX, int32_t & originY) const
83 { minpt.getValue(originX, originY); }
84 void getSize(int32_t & sizeX, int32_t & sizeY) const
85 { if (isEmpty()) { sizeX = sizeY = 0; }
86 else { sizeX = maxpt[0] - minpt[0]; sizeY = maxpt[1] - minpt[1]; } }
87 SbVec2i32 getSize(void) const {
88 SbVec2i32 v;
89 this->getSize(v[0], v[1]);
90 return v;
91 }
92 float getAspectRatio(void) const
93 { SbDividerChk("SbBox2i32::getAspectRatio()", maxpt[1] - minpt[1]);
94 return float(maxpt[0] - minpt[0]) / float(maxpt[1] - minpt[1]); }
95
96private:
97 SbVec2i32 minpt, maxpt;
98
99}; // SbBox2i32
100
101COIN_DLL_API inline int operator == (const SbBox2i32 & b1, const SbBox2i32 & b2) {
102 return ((b1.getMin() == b2.getMin()) && (b1.getMax() == b2.getMax()));
103}
104
105COIN_DLL_API inline int operator != (const SbBox2i32 & b1, const SbBox2i32 & b2) {
106 return !(b1 == b2);
107}
108
109#endif // !COIN_SBBOX2I32_H
SbBox2d
The SbBox2d class is a 2 dimensional box with double precision corner coordinates.
Definition SbBox2d.h:42
SbBox2f
The SbBox2f class is a 2 dimensional box with floating point corner coordinates.
Definition SbBox2f.h:42
SbBox2i32
The SbBox2i32 class is a 2 dimensional box with 32-bit integer coordinates.
Definition SbBox2i32.h:43
SbBox2i32::SbBox2i32
SbBox2i32(void)
Definition SbBox2i32.h:45
SbBox2i32::setBounds
SbBox2i32 & setBounds(int32_t xmin, int32_t ymin, int32_t xmax, int32_t ymax)
Definition SbBox2i32.h:54
SbBox2i32::getAspectRatio
float getAspectRatio(void) const
Definition SbBox2i32.h:92
SbBox2i32::getCenter
SbVec2f getCenter(void) const
Definition SbBox2i32.h:81
SbBox2i32::getSize
void getSize(int32_t &sizeX, int32_t &sizeY) const
Definition SbBox2i32.h:84
SbBox2i32::getMax
const SbVec2i32 & getMax(void) const
Definition SbBox2i32.h:69
SbBox2i32::SbBox2i32
SbBox2i32(const SbVec2i32 &minpoint, const SbVec2i32 &maxpoint)
Definition SbBox2i32.h:48
SbBox2i32::SbBox2i32
SbBox2i32(int32_t xmin, int32_t ymin, int32_t xmax, int32_t ymax)
Definition SbBox2i32.h:46
SbBox2i32::hasArea
SbBool hasArea(void) const
Definition SbBox2i32.h:76
SbBox2i32::SbBox2i32
SbBox2i32(const SbBox2s &box)
Definition SbBox2i32.h:50
SbBox2i32::isEmpty
SbBool isEmpty(void) const
Definition SbBox2i32.h:75
SbBox2i32::getOrigin
void getOrigin(int32_t &originX, int32_t &originY) const
Definition SbBox2i32.h:82
SbBox2i32::getSize
SbVec2i32 getSize(void) const
Definition SbBox2i32.h:87
SbBox2i32::getBounds
void getBounds(int32_t &xmin, int32_t &ymin, int32_t &xmax, int32_t &ymax) const
Definition SbBox2i32.h:62
SbBox2i32::SbBox2i32
SbBox2i32(const SbBox2f &box)
Definition SbBox2i32.h:51
SbBox2i32::getMax
SbVec2i32 & getMax(void)
Definition SbBox2i32.h:70
SbBox2i32::getBounds
void getBounds(SbVec2i32 &minpoint, SbVec2i32 &maxpoint) const
Definition SbBox2i32.h:64
SbBox2i32::SbBox2i32
SbBox2i32(const SbBox2d &box)
Definition SbBox2i32.h:52
SbBox2i32::getMin
const SbVec2i32 & getMin(void) const
Definition SbBox2i32.h:67
SbBox2i32::getMin
SbVec2i32 & getMin(void)
Definition SbBox2i32.h:68
SbBox2i32::setBounds
SbBox2i32 & setBounds(const SbVec2i32 &minpoint, const SbVec2i32 &maxpoint)
Definition SbBox2i32.h:56
SbBox2s
The SbBox2s class is a 2 dimensional box with short integer coordinates.
Definition SbBox2s.h:43
SbVec2f
The SbVec2f class is a 2 dimensional vector with floating point coordinates.
Definition SbVec2f.h:49
SbVec2i32
The SbVec2i32 class is a 2 dimensional vector with 32-bit signed integer coordinates.
Definition SbVec2i32.h:50