Method log1p

extern/half/include/half.hpp:1419–1426

Logarithm implementation. \param arg function argument \return function value stored in single-preicision

			/// \param arg function argument
			/// \return function value stored in single-preicision
			static expr log1p(float arg)
			{
			#if HALF_ENABLE_CPP11_CMATH
				return expr(std::log1p(arg));
			#else
				return expr(static_cast<float>(std::log(1.0+arg)));
			#endif
			}

			/// Binary logarithm implementation.
			/// \param arg function argument