Was this page helpful?
Your feedback about this content is important. Let us know what you think.
Additional feedback?
1500 characters remaining
Export (0) Print
Expand All
Expand Minimize

signbit Function (fast_math)

Determines whether the sign of _X is negative

inline int signbit(
   float _X
) restrict(amp);


Floating-point value

Returns a nonzero value if and only if the sign of _X is negative

Header: amp_math.h

Namespace: Concurrency::fast_math

© 2015 Microsoft