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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 #endif
21
22 #if !GLM_HAS_RANGE_FOR
23 # error "GLM_GTX_range requires C++11 suppport or 'range for'"
24 #endif
25
26 #include "../gtc/type_ptr.hpp"
27 #include "../gtc/vec1.hpp"
28
29 namespace glm
30 {
33
34 template<typename T, qualifier Q>
35 inline length_t components(vec<1, T, Q> const& v)
36 {
37 return v.length();
38 }
39
40 template<typename T, qualifier Q>
41 inline length_t components(vec<2, T, Q> const& v)
42 {
43 return v.length();
44 }
45
46 template<typename T, qualifier Q>
47 inline length_t components(vec<3, T, Q> const& v)
48 {
49 return v.length();
50 }
51
52 template<typename T, qualifier Q>
53 inline length_t components(vec<4, T, Q> const& v)
54 {
55 return v.length();
56 }
57
58 template<typename genType>
59 inline length_t components(genType const& m)
60 {
61 return m.length() * m[0].length();
62 }
63
64 template<typename genType>
65 inline typename genType::value_type const * begin(genType const& v)
66 {
67 return value_ptr(v);
68 }
69
70 template<typename genType>
71 inline typename genType::value_type const * end(genType const& v)
72 {
73 return begin(v) + components(v);
74 }
75
76 template<typename genType>
77 inline typename genType::value_type * begin(genType& v)
78 {
79 return value_ptr(v);
80 }
81
82 template<typename genType>
83 inline typename genType::value_type * end(genType& v)
84 {
85 return begin(v) + components(v);
86 }
87
89 }//namespace glm
glm
Definition: common.hpp:20
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.