
(FPCore (s r) :precision binary32 (+ (/ (* 0.25 (exp (/ (- r) s))) (* (* (* 2.0 PI) s) r)) (/ (* 0.75 (exp (/ (- r) (* 3.0 s)))) (* (* (* 6.0 PI) s) r))))
float code(float s, float r) {
return ((0.25f * expf((-r / s))) / (((2.0f * ((float) M_PI)) * s) * r)) + ((0.75f * expf((-r / (3.0f * s)))) / (((6.0f * ((float) M_PI)) * s) * r));
}
function code(s, r) return Float32(Float32(Float32(Float32(0.25) * exp(Float32(Float32(-r) / s))) / Float32(Float32(Float32(Float32(2.0) * Float32(pi)) * s) * r)) + Float32(Float32(Float32(0.75) * exp(Float32(Float32(-r) / Float32(Float32(3.0) * s)))) / Float32(Float32(Float32(Float32(6.0) * Float32(pi)) * s) * r))) end
function tmp = code(s, r) tmp = ((single(0.25) * exp((-r / s))) / (((single(2.0) * single(pi)) * s) * r)) + ((single(0.75) * exp((-r / (single(3.0) * s)))) / (((single(6.0) * single(pi)) * s) * r)); end
\begin{array}{l}
\\
\frac{0.25 \cdot e^{\frac{-r}{s}}}{\left(\left(2 \cdot \pi\right) \cdot s\right) \cdot r} + \frac{0.75 \cdot e^{\frac{-r}{3 \cdot s}}}{\left(\left(6 \cdot \pi\right) \cdot s\right) \cdot r}
\end{array}
herbie shell --seed 2024154 -o setup:simplify
(FPCore (s r)
:name "Disney BSSRDF, PDF of scattering profile"
:precision binary32
:pre (and (and (<= 0.0 s) (<= s 256.0)) (and (< 1e-6 r) (< r 1000000.0)))
(+ (/ (* 0.25 (exp (/ (- r) s))) (* (* (* 2.0 PI) s) r)) (/ (* 0.75 (exp (/ (- r) (* 3.0 s)))) (* (* (* 6.0 PI) s) r))))
Please file a bug report with this information.
| binary32 is not implemented in this comparison | L | C | |
|---|---|---|---|
| run-sollya | /home/nightlies/herbie/artem-popl-s-eval/src/run-sollya.rkt | 180 | 0 |
| sample-points | /home/nightlies/herbie/artem-popl-s-eval/src/sampling.rkt | 176 | 0 |
| setup-context! | /home/nightlies/herbie/artem-popl-s-eval/src/mainloop.rkt | 45 | 0 |
| get-alternatives/report | /home/nightlies/herbie/artem-popl-s-eval/src/sandbox.rkt | 171 | 0 |
| (unnamed) | /home/nightlies/herbie/artem-popl-s-eval/src/sandbox.rkt | 265 | 6 |
| (unnamed) | /usr/local/racket/share/pkgs/profile-lib/main.rkt | 40 | 10 |
| profile-thunk | /usr/local/racket/share/pkgs/profile-lib/main.rkt | 9 | 0 |
| (unnamed) | /usr/local/racket/collects/racket/engine.rkt | 42 | 24 |