isnan¶
-
taichi_glsl.scalar.
isnan
(x)¶ Determine whether the parameter is a number.
For each element element i of the result, isnan returns True if x[i] is posititve or negative floating point NaN (Not a Number) and False otherwise.
- Parameters
x – Specifies the value to test for NaN.
- Returns
The return value is computed as not (x >= 0 or x <= 0).