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Functions in the fast_math namespace have lower accuracy, support only single-precision (float), and call the DirectX intrinsics. There are two versions of each function, for example cos and cosf. Both versions take and return a float, but each calls the same DirectX intrinsic.
namespace fast_math;
Members
Functions
Name |
Description |
|---|---|
Calculates the arccosine of the argument |
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Calculates the arccosine of the argument |
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Calculates the arcsine of the argument |
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Calculates the arcsine of the argument |
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Calculates the arctangent of the argument |
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Calculates the arctangent of _Y/_X |
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Calculates the arctangent of _Y/_X |
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Calculates the arctangent of the argument |
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Calculates the ceiling of the argument |
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Calculates the ceiling of the argument |
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Calculates the cosine of the argument |
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Calculates the cosine of the argument |
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Calculates the hyperbolic cosine value of the argument |
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Calculates the hyperbolic cosine value of the argument |
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Calculates the base-e exponential of the argument |
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Calculates the base-2 exponential of the argument |
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Calculates the base-2 exponential of the argument |
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Calculates the base-e exponential of the argument |
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Returns the absolute value of the argument |
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Returns the absolute value of the argument |
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Calculates the floor of the argument |
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Calculates the floor of the argument |
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Determine the maximum numeric value of the arguments |
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Determine the maximum numeric value of the arguments |
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Determine the minimum numeric value of the arguments |
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Determine the minimum numeric value of the arguments |
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Calculates the floating-point remainder of _X/_Y |
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Calculates the floating-point remainder of _X/_Y |
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Gets the mantissa and exponent of _X |
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Gets the mantissa and exponent of _X |
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Determines whether the argument has a finite value |
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Determines whether the argument is an infinity |
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Determines whether the argument is a NaN |
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Computes a real number from the mantissa and exponent |
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Computes a real number from the mantissa and exponent |
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Calculates the base-e logarithm of the argument |
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Calculates the base-10 logarithm of the argument |
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Calculates the base-10 logarithm of the argument |
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Calculates the base-2 logarithm of the argument |
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Calculates the base-2 logarithm of the argument |
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Calculates the base-e logarithm of the argument |
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Splits _X into fractional and integer parts. |
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Splits _X into fractional and integer parts. |
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Calculates _X raised to the power of _Y |
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Calculates _X raised to the power of _Y |
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Rounds _X to the nearest integer |
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Rounds _X to the nearest integer |
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Returns the reciprocal of the square root of the argument |
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Returns the reciprocal of the square root of the argument |
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Returns the sign of the argument |
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Returns the sign of the argument |
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Calculates the sine value of the argument |
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Calculates sine and cosine value of _X |
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Calculates sine and cosine value of _X |
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Calculates the sine value of the argument |
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Calculates the hyperbolic sine value of the argument |
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Calculates the hyperbolic sine value of the argument |
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Calculates the square root of the argument |
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Calculates the square root of the argument |
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Calculates the tangent value of the argument |
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Calculates the tangent value of the argument |
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Calculates the hyperbolic tangent value of the argument |
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Calculates the hyperbolic tangent value of the argument |
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Truncates the argument to the integer component |
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Truncates the argument to the integer component |
Requirements
Header: amp_math.h
Namespace: Concurrency::fast_math