| 1 | namespace glm |
| 2 | { |
| 3 | /* |
| 4 | namespace details { |
| 5 | template<typename T, glm::length_t L> |
| 6 | struct known_length_iterator; |
| 7 | } |
| 8 | */ |
| 9 | |
| 10 | /// @addtogroup gtx_iteration |
| 11 | /// @{ |
| 12 | template<length_t L,typename T,qualifier Q> |
| 13 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR T* begin(vec<L,T,Q>& v) { |
| 14 | return &v.x; |
| 15 | } |
| 16 | template<length_t C,length_t R,typename T,qualifier Q> |
| 17 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR T* begin(mat<C,R,T,Q>& m) { |
| 18 | return &m[0].x; |
| 19 | } |
| 20 | template<typename T,qualifier Q> |
| 21 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR T* begin(qua<T,Q>& q) { |
| 22 | return &q[0]; |
| 23 | } |
| 24 | template<length_t L,typename T,qualifier Q> |
| 25 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR const T* begin(const vec<L,T,Q>& v) { |
| 26 | return &v.x; |
| 27 | } |
| 28 | template<length_t C,length_t R,typename T,qualifier Q> |
| 29 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR const T* begin(const mat<C,R,T,Q>& m) { |
| 30 | return &m[0].x; |
| 31 | } |
| 32 | template<typename T,qualifier Q> |
| 33 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR const T* begin(const qua<T,Q>& q) { |
| 34 | return &q[0]; |
| 35 | } |
| 36 | |
| 37 | template<length_t L,typename T,qualifier Q> |
| 38 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR T* end(vec<L,T,Q>& v) { |
| 39 | return (&v.x) + L; |
| 40 | } |
| 41 | template<length_t C,length_t R,typename T,qualifier Q> |
| 42 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR T* end(mat<C,R,T,Q>& m) { |
| 43 | return (&m[0].x) + C*R; |
| 44 | } |
| 45 | template<typename T,qualifier Q> |
| 46 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR T* end(qua<T,Q>& q) { |
| 47 | return (&q[0]) + 4; |
| 48 | } |
| 49 | template<length_t L,typename T,qualifier Q> |
| 50 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR const T* end(const vec<L,T,Q>& v) { |
| 51 | return (&v.x) + L; |
| 52 | } |
| 53 | template<length_t C,length_t R,typename T,qualifier Q> |
| 54 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR const T* end(const mat<C,R,T,Q>& m) { |
| 55 | return (&m[0].x) + C*R; |
| 56 | } |
| 57 | template<typename T,qualifier Q> |
| 58 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR const T* end(const qua<T,Q>& q) { |
| 59 | return (&q[0]) + 4; |
| 60 | } |
| 61 | |
| 62 | // Reverse iteration |
| 63 | // rbegin,rend |
| 64 | template<length_t L,typename T,qualifier Q> |
| 65 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR std::reverse_iterator<T*> rbegin(vec<L,T,Q>& v) { |
| 66 | return std::reverse_iterator<T*>(end(v)); |
| 67 | } |
| 68 | template<length_t C,length_t R,typename T,qualifier Q> |
| 69 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR std::reverse_iterator<T*> rbegin(mat<C,R,T,Q>& m) { |
| 70 | return std::reverse_iterator<T*>(end(m)); |
| 71 | } |
| 72 | template<typename T,qualifier Q> |
| 73 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR std::reverse_iterator<T*> rbegin(qua<T,Q>& q) { |
| 74 | return std::reverse_iterator<T*>(end(q)); |
| 75 | } |
| 76 | template<length_t L,typename T,qualifier Q> |
| 77 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR std::reverse_iterator<const T*> rbegin(const vec<L,T,Q>& v) { |
| 78 | return std::reverse_iterator<const T*>(end(v)); |
| 79 | } |
| 80 | template<length_t C,length_t R,typename T,qualifier Q> |
| 81 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR std::reverse_iterator<const T*> rbegin(const mat<C,R,T,Q>& m) { |
| 82 | return std::reverse_iterator<const T*>(end(m)); |
| 83 | } |
| 84 | template<typename T,qualifier Q> |
| 85 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR std::reverse_iterator<const T*> rbegin(const qua<T,Q>& q) { |
| 86 | return std::reverse_iterator<const T*>(end(q)); |
| 87 | } |
| 88 | |
| 89 | template<length_t L,typename T,qualifier Q> |
| 90 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR std::reverse_iterator<T*> rend(vec<L,T,Q>& v) { |
| 91 | return std::reverse_iterator<T*>(begin(v)); |
| 92 | } |
| 93 | template<length_t C,length_t R,typename T,qualifier Q> |
| 94 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR std::reverse_iterator<T*> rend(mat<C,R,T,Q>& m) { |
| 95 | return std::reverse_iterator<T*>(begin(m)); |
| 96 | } |
| 97 | template<typename T,qualifier Q> |
| 98 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR std::reverse_iterator<T*> rend(qua<T,Q>& q) { |
| 99 | return std::reverse_iterator<T*>(begin(q)); |
| 100 | } |
| 101 | template<length_t L,typename T,qualifier Q> |
| 102 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR std::reverse_iterator<const T*> rend(const vec<L,T,Q>& v) { |
| 103 | return std::reverse_iterator<const T*>(begin(v)); |
| 104 | } |
| 105 | template<length_t C,length_t R,typename T,qualifier Q> |
| 106 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR std::reverse_iterator<const T*> rend(const mat<C,R,T,Q>& m) { |
| 107 | return std::reverse_iterator<const T*>(begin(m)); |
| 108 | } |
| 109 | template<typename T,qualifier Q> |
| 110 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR std::reverse_iterator<const T*> rend(const qua<T,Q>& q) { |
| 111 | return std::reverse_iterator<const T*>(begin(q)); |
| 112 | } |
| 113 | |
| 114 | |
| 115 | /// @} |
| 116 | }//namespace glm |