| Geant4 Cross Reference |
1 // Copyright (C) 2010, Guy Barrand. All rights
2 // See the file tools.license for terms.
3
4 #ifndef tools_rotf
5 #define tools_rotf
6
7 // rotation done with quaternion.
8
9 #include "qrot"
10 #include "vec3f"
11 #include "vec4f"
12 #include "mat4f"
13
14 namespace tools {
15
16 class rotf : public qrot<vec3f,vec4f> {
17 typedef qrot<vec3f,vec4f> parent;
18 private:
19 rotf(float a_q0,float a_q1,float a_q2,float
20 public:
21 rotf():parent() {} //zero rotation around th
22 rotf(const vec3f& a_axis,float a_radians):pa
23 rotf(const vec3f& a_from,const vec3f& a_to):
24 virtual ~rotf(){}
25 public:
26 rotf(const rotf& a_from):parent(a_from) {}
27 rotf& operator=(const rotf& a_from){
28 parent::operator=(a_from);
29 return *this;
30 }
31 public:
32 rotf& operator*=(const rotf& a_q) {
33 parent::operator*=(a_q);
34 return *this;
35 }
36 rotf operator*(const rotf& a_r) const {
37 rotf tmp(*this);
38 tmp *= a_r;
39 return tmp;
40 }
41 public:
42 bool set_value(const vec3f& a_from,const vec
43 return parent::set_value(a_from,a_to,::sqr
44 }
45 bool set_value(const vec3f& a_from,float a_a
46 return parent::set_value(a_from,a_a,::sinf
47 }
48 bool value(vec3f& a_from,float& a_a) const {
49 return parent::value(a_from,a_a,::sinf,::a
50 }
51
52 void value(mat4f& a_m) const {parent::value(
53 void set_value(const mat4f& a_m) {parent::se
54
55 //NOTE : don't handle a static object becaus
56 //static const rotf& identity() {
57 // static const rotf s_v(0,0,0,1);
58 // return s_v;
59 //}
60 };
61
62 }
63
64 #include <sstream>
65
66 namespace tools {
67
68 inline bool tos(const rotf& a_v,std::string& a
69 vec3f axis;
70 float angle = 0;
71 if(!a_v.value(axis,angle)) {a_s.clear();retu
72 std::ostringstream strm;
73 strm << axis[0] << " "
74 << axis[1] << " "
75 << axis[2] << " "
76 << angle;
77 a_s = strm.str();
78 return true;
79 }
80
81 }
82
83 #endif