1.0.0 API documentation
range.hpp
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1 
13 #pragma once
14 
15 // Dependencies
16 #include "../detail/setup.hpp"
17 
18 #ifndef GLM_ENABLE_EXPERIMENTAL
19 # error "GLM: GLM_GTX_range is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
20 #elif GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
21 # pragma message("GLM: GLM_GTX_range extension included")
22 #endif
23 
24 #include "../gtc/type_ptr.hpp"
25 #include "../gtc/vec1.hpp"
26 
27 namespace glm
28 {
31 
32 # if GLM_COMPILER & GLM_COMPILER_VC
33 # pragma warning(push)
34 # pragma warning(disable : 4100) // unreferenced formal parameter
35 # endif
36 
37  template<typename T, qualifier Q>
38  inline length_t components(vec<1, T, Q> const& v)
39  {
40  return v.length();
41  }
42 
43  template<typename T, qualifier Q>
44  inline length_t components(vec<2, T, Q> const& v)
45  {
46  return v.length();
47  }
48 
49  template<typename T, qualifier Q>
50  inline length_t components(vec<3, T, Q> const& v)
51  {
52  return v.length();
53  }
54 
55  template<typename T, qualifier Q>
56  inline length_t components(vec<4, T, Q> const& v)
57  {
58  return v.length();
59  }
60 
61  template<typename genType>
62  inline length_t components(genType const& m)
63  {
64  return m.length() * m[0].length();
65  }
66 
67  template<typename genType>
68  inline typename genType::value_type const * begin(genType const& v)
69  {
70  return value_ptr(v);
71  }
72 
73  template<typename genType>
74  inline typename genType::value_type const * end(genType const& v)
75  {
76  return begin(v) + components(v);
77  }
78 
79  template<typename genType>
80  inline typename genType::value_type * begin(genType& v)
81  {
82  return value_ptr(v);
83  }
84 
85  template<typename genType>
86  inline typename genType::value_type * end(genType& v)
87  {
88  return begin(v) + components(v);
89  }
90 
91 # if GLM_COMPILER & GLM_COMPILER_VC
92 # pragma warning(pop)
93 # endif
94 
96 }//namespace glm
glm::value_ptr
GLM_FUNC_DECL genType::value_type const * value_ptr(genType const &v)
Return the constant address to the data of the input parameter.