Partio
PartioVec3.h
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2PARTIO SOFTWARE
3Copyright 2010 Disney Enterprises, Inc. All rights reserved
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34*/
35
36#pragma once
37
38#include <algorithm>
39#include <iostream>
40#include <cmath>
41
42namespace Partio{
43
44class Vec3
45{
46public:
47 float x,y,z;
48
49 inline Vec3()
50 :x(0),y(0),z(0)
51 {}
52
53 inline Vec3(const float x,const float y,const float z)
54 :x(x),y(y),z(z)
55 {}
56
57 inline Vec3(const float v[3])
58 :x(v[0]),y(v[1]),z(v[2])
59 {}
60
61 inline float length()
62 {return std::sqrt(x*x+y*y+z*z);}
63
64 inline float normalize()
65 {float l=length();x/=l;y/=l;z/=l;return l;}
66
67 inline Vec3 normalized() const
68 {Vec3 foo(x,y,z);foo.normalize();return foo;}
69
70 inline Vec3 operator*(const float a) const
71 {return Vec3(a*x,a*y,a*z);}
72
73 inline Vec3 operator-(const Vec3& v) const
74 {return Vec3(x-v.x,y-v.y,z-v.z);}
75
76 inline Vec3 operator+(const Vec3& v) const
77 {return Vec3(x+v.x,y+v.y,z+v.z);}
78
79 inline Vec3 operator+=(const Vec3& v)
80 {x+=v.x;y+=v.y;z+=v.z;return *this;}
81
82 inline Vec3 cross(const Vec3& v) const
83 {Vec3 ret(y*v.z-z*v.y,z*v.x-x*v.z,x*v.y-y*v.x);return ret;}
84
85 inline Vec3 min(const Vec3& v) const
86 {
87 return Vec3(std::min(x,v.x),std::min(y,v.y),std::min(z,v.z));
88 }
89
90 inline Vec3 max(const Vec3& v) const
91 {
92 return Vec3(std::max(x,v.x),std::max(y,v.y),std::max(z,v.z));
93 }
94};
95
96
97inline std::ostream& operator<<(std::ostream& stream,const Vec3& v)
98{return stream<<v.x<<" "<<v.y<<" "<<v.z;}
99
100inline Vec3 operator*(const float a,const Vec3& v)
101{
102 return Vec3(a*v.x,a*v.y,a*v.z);
103}
104
105}
Definition PartioVec3.h:45
Vec3 operator*(const float a) const
Definition PartioVec3.h:70
float normalize()
Definition PartioVec3.h:64
float y
Definition PartioVec3.h:47
Vec3(const float x, const float y, const float z)
Definition PartioVec3.h:53
Vec3()
Definition PartioVec3.h:49
Vec3 min(const Vec3 &v) const
Definition PartioVec3.h:85
Vec3 operator+(const Vec3 &v) const
Definition PartioVec3.h:76
Vec3 operator-(const Vec3 &v) const
Definition PartioVec3.h:73
float length()
Definition PartioVec3.h:61
float x
Definition PartioVec3.h:47
Vec3 cross(const Vec3 &v) const
Definition PartioVec3.h:82
Vec3 max(const Vec3 &v) const
Definition PartioVec3.h:90
Vec3(const float v[3])
Definition PartioVec3.h:57
Vec3 operator+=(const Vec3 &v)
Definition PartioVec3.h:79
Vec3 normalized() const
Definition PartioVec3.h:67
float z
Definition PartioVec3.h:47
Definition Partio.h:52
Vec3 operator*(const float a, const Vec3 &v)
Definition PartioVec3.h:100
std::ostream & operator<<(std::ostream &output, const Data< T, d > &v)
Definition PartioIterator.h:224