| 1 | #include <limits> |
| 2 | |
| 3 | namespace glm |
| 4 | { |
| 5 | // isfinite |
| 6 | template<typename genType> |
| 7 | GLM_FUNC_QUALIFIER bool isfinite( |
| 8 | genType const& x) |
| 9 | { |
| 10 | # if GLM_HAS_CXX11_STL |
| 11 | return std::isfinite(x) != 0; |
| 12 | # elif GLM_COMPILER & GLM_COMPILER_VC |
| 13 | return _finite(x) != 0; |
| 14 | # elif GLM_COMPILER & GLM_COMPILER_GCC && GLM_PLATFORM & GLM_PLATFORM_ANDROID |
| 15 | return _isfinite(x) != 0; |
| 16 | # else |
| 17 | if (std::numeric_limits<genType>::is_integer || std::denorm_absent == std::numeric_limits<genType>::has_denorm) |
| 18 | return std::numeric_limits<genType>::min() <= x && std::numeric_limits<genType>::max() >= x; |
| 19 | else |
| 20 | return -std::numeric_limits<genType>::max() <= x && std::numeric_limits<genType>::max() >= x; |
| 21 | # endif |
| 22 | } |
| 23 | |
| 24 | template<typename T, qualifier Q> |
| 25 | GLM_FUNC_QUALIFIER vec<1, bool, Q> isfinite( |
| 26 | vec<1, T, Q> const& x) |
| 27 | { |
| 28 | return vec<1, bool, Q>( |
| 29 | isfinite(x.x)); |
| 30 | } |
| 31 | |
| 32 | template<typename T, qualifier Q> |
| 33 | GLM_FUNC_QUALIFIER vec<2, bool, Q> isfinite( |
| 34 | vec<2, T, Q> const& x) |
| 35 | { |
| 36 | return vec<2, bool, Q>( |
| 37 | isfinite(x.x), |
| 38 | isfinite(x.y)); |
| 39 | } |
| 40 | |
| 41 | template<typename T, qualifier Q> |
| 42 | GLM_FUNC_QUALIFIER vec<3, bool, Q> isfinite( |
| 43 | vec<3, T, Q> const& x) |
| 44 | { |
| 45 | return vec<3, bool, Q>( |
| 46 | isfinite(x.x), |
| 47 | isfinite(x.y), |
| 48 | isfinite(x.z)); |
| 49 | } |
| 50 | |
| 51 | template<typename T, qualifier Q> |
| 52 | GLM_FUNC_QUALIFIER vec<4, bool, Q> isfinite( |
| 53 | vec<4, T, Q> const& x) |
| 54 | { |
| 55 | return vec<4, bool, Q>( |
| 56 | isfinite(x.x), |
| 57 | isfinite(x.y), |
| 58 | isfinite(x.z), |
| 59 | isfinite(x.w)); |
| 60 | } |
| 61 | |
| 62 | }//namespace glm |