17 lines
492 B
Text
17 lines
492 B
Text
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/// @ref gtx_normalize_dot
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namespace glm
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{
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_QUALIFIER T normalizeDot(vec<L, T, Q> const& x, vec<L, T, Q> const& y)
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{
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return glm::dot(x, y) * glm::inversesqrt(glm::dot(x, x) * glm::dot(y, y));
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}
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_QUALIFIER T fastNormalizeDot(vec<L, T, Q> const& x, vec<L, T, Q> const& y)
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{
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return glm::dot(x, y) * glm::fastInverseSqrt(glm::dot(x, x) * glm::dot(y, y));
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}
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}//namespace glm
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