Coin: SbVec4d.h Source File

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SbVec4d.h
1#ifndef COIN_SBVEC4D_H
2#define COIN_SBVEC4D_H
3
4/**************************************************************************\
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34\**************************************************************************/
35
36#include <cstdio>
37
38#include <Inventor/SbBasic.h>
39#ifndef NDEBUG
40#include <Inventor/errors/SoDebugError.h>
41#endif // !NDEBUG
42
43class SbVec4f;
44class SbVec4b;
45class SbVec4s;
46class SbVec4i32;
47class SbVec3d;
48
49 class COIN_DLL_API SbVec4d {
50public:
51 SbVec4d(void) { }
52 SbVec4d(const double v[4]) { vec[0] = v[0]; vec[1] = v[1]; vec[2] = v[2]; vec[3] = v[3]; }
53 SbVec4d(double x, double y, double z, double w) { vec[0] = x; vec[1] = y; vec[2] = z; vec[3] = w; }
54 explicit SbVec4d(const SbVec4f & v) { setValue(v); }
55 explicit SbVec4d(const SbVec4b & v) { setValue(v); }
56 explicit SbVec4d(const SbVec4s & v) { setValue(v); }
57 explicit SbVec4d(const SbVec4i32 & v) { setValue(v); }
58
59 SbVec4d & setValue(const double v[4]) { vec[0] = v[0]; vec[1] = v[1]; vec[2] = v[2]; vec[3] = v[3]; return *this; }
60 SbVec4d & setValue(double x, double y, double z, double w) { vec[0] = x; vec[1] = y; vec[2] = z; vec[3] = w; return *this; }
61 SbVec4d & setValue(const SbVec4f & v);
62 SbVec4d & setValue(const SbVec4b & v);
63 SbVec4d & setValue(const SbVec4s & v);
64 SbVec4d & setValue(const SbVec4i32 & v);
65
66 const double * getValue(void) const { return vec; }
67 void getValue(double & x, double & y, double & z, double & w) const { x = vec[0]; y = vec[1]; z = vec[2]; w = vec[3]; }
68
69 double & operator [] (int i) { return vec[i]; }
70 const double & operator [] (int i) const { return vec[i]; }
71
72 double dot(const SbVec4d & v) const { return vec[0] * v[0] + vec[1] * v[1] + vec[2] * v[2] + vec[3] * v[3]; }
73 SbBool equals(const SbVec4d & v, double tolerance) const;
74 void getReal(SbVec3d & v) const;
75 double length(void) const;
76 double sqrLength(void) const { return vec[0] * vec[0] + vec[1] * vec[1] + vec[2] * vec[2] + vec[3] * vec[3]; }
77 void negate(void) { vec[0] = -vec[0]; vec[1] = -vec[1]; vec[2] = -vec[2]; vec[3] = -vec[3]; }
78 double normalize(void);
79
80 SbVec4d & operator *= (double d) { vec[0] *= d; vec[1] *= d; vec[2] *= d; vec[3] *= d; return *this; }
81 SbVec4d & operator /= (double d) { SbDividerChk("SbVec4d::operator/=(double)", d); return operator *= (1.0 / d); }
82 SbVec4d & operator += (const SbVec4d & v) { vec[0] += v[0]; vec[1] += v[1]; vec[2] += v[2]; vec[3] += v[3]; return *this; }
83 SbVec4d & operator -= (const SbVec4d & v) { vec[0] -= v[0]; vec[1] -= v[1]; vec[2] -= v[2]; vec[3] -= v[3]; return *this; }
84 SbVec4d operator - (void) const { return SbVec4d(-vec[0], -vec[1], -vec[2], -vec[3]); }
85
86 void print(FILE * fp) const;
87
88protected:
89 double vec[4];
90
91}; // SbVec4d
92
93COIN_DLL_API inline SbVec4d operator * (const SbVec4d & v, double d) {
94 SbVec4d val(v); val *= d; return val;
95}
96
97COIN_DLL_API inline SbVec4d operator * (double d, const SbVec4d & v) {
98 SbVec4d val(v); val *= d; return val;
99}
100
101COIN_DLL_API inline SbVec4d operator / (const SbVec4d & v, double d) {
102 SbDividerChk("operator/(SbVec4d,double)", d);
103 SbVec4d val(v); val /= d; return val;
104}
105
106COIN_DLL_API inline SbVec4d operator + (const SbVec4d & v1, const SbVec4d & v2) {
107 SbVec4d v(v1); v += v2; return v;
108}
109
110COIN_DLL_API inline SbVec4d operator - (const SbVec4d & v1, const SbVec4d & v2) {
111 SbVec4d v(v1); v -= v2; return v;
112}
113
114COIN_DLL_API inline int operator == (const SbVec4d & v1, const SbVec4d & v2) {
115 return ((v1[0] == v2[0]) && (v1[1] == v2[1]) && (v1[2] == v2[2]) && (v1[3] == v2[3]));
116}
117
118COIN_DLL_API inline int operator != (const SbVec4d & v1, const SbVec4d & v2) {
119 return !(v1 == v2);
120}
121
122#endif // !COIN_SBVEC4D_H
SbVec3d
The SbVec3d class is a 3 dimensional vector with double precision floating point coordinates.
Definition SbVec3d.h:50
SbVec4b
Definition SbVec4b.h:48
SbVec4d
The SbVec4d class is a 4 dimensional vector with double precision floating point coordinates.
Definition SbVec4d.h:49
SbVec4d::getValue
void getValue(double &x, double &y, double &z, double &w) const
Definition SbVec4d.h:67
SbVec4d::SbVec4d
SbVec4d(double x, double y, double z, double w)
Definition SbVec4d.h:53
SbVec4d::setValue
SbVec4d & setValue(const double v[4])
Definition SbVec4d.h:59
SbVec4d::SbVec4d
SbVec4d(const double v[4])
Definition SbVec4d.h:52
SbVec4d::dot
double dot(const SbVec4d &v) const
Definition SbVec4d.h:72
SbVec4d::getValue
const double * getValue(void) const
Definition SbVec4d.h:66
SbVec4d::sqrLength
double sqrLength(void) const
Definition SbVec4d.h:76
SbVec4d::SbVec4d
SbVec4d(const SbVec4b &v)
Definition SbVec4d.h:55
SbVec4d::SbVec4d
SbVec4d(const SbVec4s &v)
Definition SbVec4d.h:56
SbVec4d::SbVec4d
SbVec4d(void)
Definition SbVec4d.h:51
SbVec4d::negate
void negate(void)
Definition SbVec4d.h:77
SbVec4d::setValue
SbVec4d & setValue(double x, double y, double z, double w)
Definition SbVec4d.h:60
SbVec4d::SbVec4d
SbVec4d(const SbVec4i32 &v)
Definition SbVec4d.h:57
SbVec4d::SbVec4d
SbVec4d(const SbVec4f &v)
Definition SbVec4d.h:54
SbVec4f
The SbVec4f class is a 4 dimensional vector with floating point coordinates.
Definition SbVec4f.h:49
SbVec4i32
Definition SbVec4i32.h:48
SbVec4s
Definition SbVec4s.h:48