__device__ float __saturatef ( float  x  ) 

Clamp the input argument x to be within the interval [+0.0, 1.0].

Returns:
  • __saturatef(x) returns 0 if x < 0.
  • __saturatef(x) returns 1 if x > 1.
  • __saturatef(x) returns x if $0 \le x \le 1$.
  • __saturatef(NaN) returns 0.


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