63 lines
1.4 KiB
C++
63 lines
1.4 KiB
C++
#include <limits>
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namespace glm
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{
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// isfinite
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template<typename genType>
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GLM_FUNC_QUALIFIER bool isfinite(
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genType const& x)
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{
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# if GLM_HAS_CXX11_STL
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return std::isfinite(x) != 0;
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# elif GLM_COMPILER & GLM_COMPILER_VC
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return _finite(x) != 0;
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# elif GLM_COMPILER & GLM_COMPILER_GCC && GLM_PLATFORM & GLM_PLATFORM_ANDROID
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return _isfinite(x) != 0;
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# else
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if (std::numeric_limits<genType>::is_integer || std::denorm_absent == std::numeric_limits<genType>::has_denorm)
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return std::numeric_limits<genType>::min() <= x && std::numeric_limits<genType>::max() >= x;
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else
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return -std::numeric_limits<genType>::max() <= x && std::numeric_limits<genType>::max() >= x;
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# endif
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}
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER vec<1, bool, Q> isfinite(
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vec<1, T, Q> const& x)
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{
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return vec<1, bool, Q>(
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isfinite(x.x));
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}
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER vec<2, bool, Q> isfinite(
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vec<2, T, Q> const& x)
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{
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return vec<2, bool, Q>(
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isfinite(x.x),
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isfinite(x.y));
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}
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER vec<3, bool, Q> isfinite(
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vec<3, T, Q> const& x)
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{
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return vec<3, bool, Q>(
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isfinite(x.x),
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isfinite(x.y),
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isfinite(x.z));
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}
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER vec<4, bool, Q> isfinite(
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vec<4, T, Q> const& x)
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{
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return vec<4, bool, Q>(
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isfinite(x.x),
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isfinite(x.y),
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isfinite(x.z),
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isfinite(x.w));
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}
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}//namespace glm
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