diff options
Diffstat (limited to 'depedencies/include/glm/gtx/fast_square_root.inl')
-rw-r--r-- | depedencies/include/glm/gtx/fast_square_root.inl | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/depedencies/include/glm/gtx/fast_square_root.inl b/depedencies/include/glm/gtx/fast_square_root.inl deleted file mode 100644 index 73950ae..0000000 --- a/depedencies/include/glm/gtx/fast_square_root.inl +++ /dev/null @@ -1,81 +0,0 @@ -/// @ref gtx_fast_square_root -/// @file glm/gtx/fast_square_root.inl - -namespace glm -{ - // fastSqrt - template <typename genType> - GLM_FUNC_QUALIFIER genType fastSqrt(genType x) - { - GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'fastSqrt' only accept floating-point input"); - - return genType(1) / fastInverseSqrt(x); - } - - template <typename T, precision P, template <typename, precision> class vecType> - GLM_FUNC_QUALIFIER vecType<T, P> fastSqrt(vecType<T, P> const & x) - { - return detail::functor1<T, T, P, vecType>::call(fastSqrt, x); - } - - // fastInversesqrt - template <typename genType> - GLM_FUNC_QUALIFIER genType fastInverseSqrt(genType x) - { -# ifdef __CUDACC__ // Wordaround for a CUDA compiler bug up to CUDA6 - tvec1<T, P> tmp(detail::compute_inversesqrt<tvec1, genType, lowp, detail::is_aligned<lowp>::value>::call(tvec1<genType, lowp>(x))); - return tmp.x; -# else - return detail::compute_inversesqrt<tvec1, genType, highp, detail::is_aligned<highp>::value>::call(tvec1<genType, lowp>(x)).x; -# endif - } - - template <typename T, precision P, template <typename, precision> class vecType> - GLM_FUNC_QUALIFIER vecType<T, P> fastInverseSqrt(vecType<T, P> const & x) - { - return detail::compute_inversesqrt<vecType, T, P, detail::is_aligned<P>::value>::call(x); - } - - // fastLength - template <typename genType> - GLM_FUNC_QUALIFIER genType fastLength(genType x) - { - GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'fastLength' only accept floating-point inputs"); - - return abs(x); - } - - template <typename T, precision P, template <typename, precision> class vecType> - GLM_FUNC_QUALIFIER T fastLength(vecType<T, P> const & x) - { - GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'fastLength' only accept floating-point inputs"); - - return fastSqrt(dot(x, x)); - } - - // fastDistance - template <typename genType> - GLM_FUNC_QUALIFIER genType fastDistance(genType x, genType y) - { - return fastLength(y - x); - } - - template <typename T, precision P, template <typename, precision> class vecType> - GLM_FUNC_QUALIFIER T fastDistance(vecType<T, P> const & x, vecType<T, P> const & y) - { - return fastLength(y - x); - } - - // fastNormalize - template <typename genType> - GLM_FUNC_QUALIFIER genType fastNormalize(genType x) - { - return x > genType(0) ? genType(1) : -genType(1); - } - - template <typename T, precision P, template <typename, precision> class vecType> - GLM_FUNC_QUALIFIER vecType<T, P> fastNormalize(vecType<T, P> const & x) - { - return x * fastInverseSqrt(dot(x, x)); - } -}//namespace glm |