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Merge pull request #272 from plasmacel/master
optimized cot function implementation #272
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@ -66,7 +66,9 @@ namespace glm
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GLM_FUNC_QUALIFIER genType cot(genType angle)
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{
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GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'cot' only accept floating-point values");
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return genType(1) / glm::tan(angle);
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genType const pi_over_2 = genType(3.1415926535897932384626433832795 / 2.0);
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return glm::tan(pi_over_2 - angle);
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}
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template <typename T, precision P, template <typename, precision> class vecType>
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