Picks a warp exponent whose second moment exp(2c) fits the given moment texture format. Returns the fp32 exponent for 32-bit-float formats and the fp16-safe exponent otherwise.
exp(2c)
Picks a warp exponent whose second moment
exp(2c)fits the given moment texture format. Returns the fp32 exponent for 32-bit-float formats and the fp16-safe exponent otherwise.