
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor w) dX.u))
(t_3 (+ (* t_2 t_2) (* t_0 t_0)))
(t_4 (* (floor h) dY.v))
(t_5 (+ (* t_1 t_1) (* t_4 t_4)))
(t_6 (/ 1.0 (sqrt (fmax t_3 t_5)))))
(if (>= t_3 t_5) (* t_6 t_2) (* t_6 t_1))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(w) * dX_46_u;
float t_3 = (t_2 * t_2) + (t_0 * t_0);
float t_4 = floorf(h) * dY_46_v;
float t_5 = (t_1 * t_1) + (t_4 * t_4);
float t_6 = 1.0f / sqrtf(fmaxf(t_3, t_5));
float tmp;
if (t_3 >= t_5) {
tmp = t_6 * t_2;
} else {
tmp = t_6 * t_1;
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(w) * dX_46_u) t_3 = Float32(Float32(t_2 * t_2) + Float32(t_0 * t_0)) t_4 = Float32(floor(h) * dY_46_v) t_5 = Float32(Float32(t_1 * t_1) + Float32(t_4 * t_4)) t_6 = Float32(Float32(1.0) / sqrt(((t_3 != t_3) ? t_5 : ((t_5 != t_5) ? t_3 : max(t_3, t_5))))) tmp = Float32(0.0) if (t_3 >= t_5) tmp = Float32(t_6 * t_2); else tmp = Float32(t_6 * t_1); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = floor(w) * dY_46_u; t_2 = floor(w) * dX_46_u; t_3 = (t_2 * t_2) + (t_0 * t_0); t_4 = floor(h) * dY_46_v; t_5 = (t_1 * t_1) + (t_4 * t_4); t_6 = single(1.0) / sqrt(max(t_3, t_5)); tmp = single(0.0); if (t_3 >= t_5) tmp = t_6 * t_2; else tmp = t_6 * t_1; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_3 := t\_2 \cdot t\_2 + t\_0 \cdot t\_0\\
t_4 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_5 := t\_1 \cdot t\_1 + t\_4 \cdot t\_4\\
t_6 := \frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_5\right)}}\\
\mathbf{if}\;t\_3 \geq t\_5:\\
\;\;\;\;t\_6 \cdot t\_2\\
\mathbf{else}:\\
\;\;\;\;t\_6 \cdot t\_1\\
\end{array}
\end{array}
Sampling outcomes in binary32 precision:
Herbie found 8 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor w) dX.u))
(t_3 (+ (* t_2 t_2) (* t_0 t_0)))
(t_4 (* (floor h) dY.v))
(t_5 (+ (* t_1 t_1) (* t_4 t_4)))
(t_6 (/ 1.0 (sqrt (fmax t_3 t_5)))))
(if (>= t_3 t_5) (* t_6 t_2) (* t_6 t_1))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(w) * dX_46_u;
float t_3 = (t_2 * t_2) + (t_0 * t_0);
float t_4 = floorf(h) * dY_46_v;
float t_5 = (t_1 * t_1) + (t_4 * t_4);
float t_6 = 1.0f / sqrtf(fmaxf(t_3, t_5));
float tmp;
if (t_3 >= t_5) {
tmp = t_6 * t_2;
} else {
tmp = t_6 * t_1;
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(w) * dX_46_u) t_3 = Float32(Float32(t_2 * t_2) + Float32(t_0 * t_0)) t_4 = Float32(floor(h) * dY_46_v) t_5 = Float32(Float32(t_1 * t_1) + Float32(t_4 * t_4)) t_6 = Float32(Float32(1.0) / sqrt(((t_3 != t_3) ? t_5 : ((t_5 != t_5) ? t_3 : max(t_3, t_5))))) tmp = Float32(0.0) if (t_3 >= t_5) tmp = Float32(t_6 * t_2); else tmp = Float32(t_6 * t_1); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = floor(w) * dY_46_u; t_2 = floor(w) * dX_46_u; t_3 = (t_2 * t_2) + (t_0 * t_0); t_4 = floor(h) * dY_46_v; t_5 = (t_1 * t_1) + (t_4 * t_4); t_6 = single(1.0) / sqrt(max(t_3, t_5)); tmp = single(0.0); if (t_3 >= t_5) tmp = t_6 * t_2; else tmp = t_6 * t_1; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_3 := t\_2 \cdot t\_2 + t\_0 \cdot t\_0\\
t_4 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_5 := t\_1 \cdot t\_1 + t\_4 \cdot t\_4\\
t_6 := \frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_5\right)}}\\
\mathbf{if}\;t\_3 \geq t\_5:\\
\;\;\;\;t\_6 \cdot t\_2\\
\mathbf{else}:\\
\;\;\;\;t\_6 \cdot t\_1\\
\end{array}
\end{array}
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dX.u))
(t_1
(fma
(floor w)
(* (floor w) (* dX.u dX.u))
(* (floor h) (* (floor h) (* dX.v dX.v)))))
(t_2 (* (floor h) dY.v))
(t_3
(fma
(floor h)
(* dY.v t_2)
(* dY.u (* dY.u (* (floor w) (floor w))))))
(t_4 (* (floor w) dY.u)))
(if (>= t_1 t_3)
(pow
(/
(sqrt
(fmax
(pow (hypot t_0 (* (floor h) dX.v)) 2.0)
(pow (hypot t_4 t_2) 2.0)))
t_0)
-1.0)
(/ t_4 (sqrt (fmax t_1 t_3))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dX_46_u;
float t_1 = fmaf(floorf(w), (floorf(w) * (dX_46_u * dX_46_u)), (floorf(h) * (floorf(h) * (dX_46_v * dX_46_v))));
float t_2 = floorf(h) * dY_46_v;
float t_3 = fmaf(floorf(h), (dY_46_v * t_2), (dY_46_u * (dY_46_u * (floorf(w) * floorf(w)))));
float t_4 = floorf(w) * dY_46_u;
float tmp;
if (t_1 >= t_3) {
tmp = powf((sqrtf(fmaxf(powf(hypotf(t_0, (floorf(h) * dX_46_v)), 2.0f), powf(hypotf(t_4, t_2), 2.0f))) / t_0), -1.0f);
} else {
tmp = t_4 / sqrtf(fmaxf(t_1, t_3));
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dX_46_u) t_1 = fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))) t_2 = Float32(floor(h) * dY_46_v) t_3 = fma(floor(h), Float32(dY_46_v * t_2), Float32(dY_46_u * Float32(dY_46_u * Float32(floor(w) * floor(w))))) t_4 = Float32(floor(w) * dY_46_u) tmp = Float32(0.0) if (t_1 >= t_3) tmp = Float32(sqrt((((hypot(t_0, Float32(floor(h) * dX_46_v)) ^ Float32(2.0)) != (hypot(t_0, Float32(floor(h) * dX_46_v)) ^ Float32(2.0))) ? (hypot(t_4, t_2) ^ Float32(2.0)) : (((hypot(t_4, t_2) ^ Float32(2.0)) != (hypot(t_4, t_2) ^ Float32(2.0))) ? (hypot(t_0, Float32(floor(h) * dX_46_v)) ^ Float32(2.0)) : max((hypot(t_0, Float32(floor(h) * dX_46_v)) ^ Float32(2.0)), (hypot(t_4, t_2) ^ Float32(2.0)))))) / t_0) ^ Float32(-1.0); else tmp = Float32(t_4 / sqrt(((t_1 != t_1) ? t_3 : ((t_3 != t_3) ? t_1 : max(t_1, t_3))))); end return tmp end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_1 := \mathsf{fma}\left(\left\lfloorw\right\rfloor, \left\lfloorw\right\rfloor \cdot \left(dX.u \cdot dX.u\right), \left\lfloorh\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot \left(dX.v \cdot dX.v\right)\right)\right)\\
t_2 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_3 := \mathsf{fma}\left(\left\lfloorh\right\rfloor, dY.v \cdot t\_2, dY.u \cdot \left(dY.u \cdot \left(\left\lfloorw\right\rfloor \cdot \left\lfloorw\right\rfloor\right)\right)\right)\\
t_4 := \left\lfloorw\right\rfloor \cdot dY.u\\
\mathbf{if}\;t\_1 \geq t\_3:\\
\;\;\;\;{\left(\frac{\sqrt{\mathsf{max}\left({\left(\mathsf{hypot}\left(t\_0, \left\lfloorh\right\rfloor \cdot dX.v\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_4, t\_2\right)\right)}^{2}\right)}}{t\_0}\right)}^{-1}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_4}{\sqrt{\mathsf{max}\left(t\_1, t\_3\right)}}\\
\end{array}
\end{array}
Initial program 78.3%
Simplified78.4%
Applied egg-rr78.5%
Final simplification78.5%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (fma t_0 t_0 (* (floor h) (* dY.v (* (floor h) dY.v)))))
(t_2 (* (floor w) dX.u))
(t_3 (* (floor h) dX.v))
(t_4 (sqrt (fmax (fma t_2 t_2 (* t_3 t_3)) t_1))))
(if (>= (fma t_2 t_2 (pow t_3 2.0)) t_1) (/ t_2 t_4) (* t_0 (/ 1.0 t_4)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dY_46_u;
float t_1 = fmaf(t_0, t_0, (floorf(h) * (dY_46_v * (floorf(h) * dY_46_v))));
float t_2 = floorf(w) * dX_46_u;
float t_3 = floorf(h) * dX_46_v;
float t_4 = sqrtf(fmaxf(fmaf(t_2, t_2, (t_3 * t_3)), t_1));
float tmp;
if (fmaf(t_2, t_2, powf(t_3, 2.0f)) >= t_1) {
tmp = t_2 / t_4;
} else {
tmp = t_0 * (1.0f / t_4);
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dY_46_u) t_1 = fma(t_0, t_0, Float32(floor(h) * Float32(dY_46_v * Float32(floor(h) * dY_46_v)))) t_2 = Float32(floor(w) * dX_46_u) t_3 = Float32(floor(h) * dX_46_v) t_4 = sqrt(((fma(t_2, t_2, Float32(t_3 * t_3)) != fma(t_2, t_2, Float32(t_3 * t_3))) ? t_1 : ((t_1 != t_1) ? fma(t_2, t_2, Float32(t_3 * t_3)) : max(fma(t_2, t_2, Float32(t_3 * t_3)), t_1)))) tmp = Float32(0.0) if (fma(t_2, t_2, (t_3 ^ Float32(2.0))) >= t_1) tmp = Float32(t_2 / t_4); else tmp = Float32(t_0 * Float32(Float32(1.0) / t_4)); end return tmp end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_1 := \mathsf{fma}\left(t\_0, t\_0, \left\lfloorh\right\rfloor \cdot \left(dY.v \cdot \left(\left\lfloorh\right\rfloor \cdot dY.v\right)\right)\right)\\
t_2 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_3 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_4 := \sqrt{\mathsf{max}\left(\mathsf{fma}\left(t\_2, t\_2, t\_3 \cdot t\_3\right), t\_1\right)}\\
\mathbf{if}\;\mathsf{fma}\left(t\_2, t\_2, {t\_3}^{2}\right) \geq t\_1:\\
\;\;\;\;\frac{t\_2}{t\_4}\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot \frac{1}{t\_4}\\
\end{array}
\end{array}
Initial program 78.3%
Simplified78.4%
pow278.4%
Applied egg-rr78.4%
Final simplification78.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* (floor h) dY.v))
(t_2 (+ (* t_0 t_0) (* t_1 t_1)))
(t_3 (* (floor w) dX.u))
(t_4 (* t_3 t_3))
(t_5 (* (floor h) dX.v)))
(if (>= (pow (hypot t_3 t_5) 2.0) (pow (hypot t_0 t_1) 2.0))
(*
t_3
(/
1.0
(sqrt (fmax (+ t_4 (* (floor h) (* (floor h) (pow dX.v 2.0)))) t_2))))
(* t_0 (/ 1.0 (sqrt (fmax (+ (* t_5 t_5) t_4) t_2)))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dY_46_u;
float t_1 = floorf(h) * dY_46_v;
float t_2 = (t_0 * t_0) + (t_1 * t_1);
float t_3 = floorf(w) * dX_46_u;
float t_4 = t_3 * t_3;
float t_5 = floorf(h) * dX_46_v;
float tmp;
if (powf(hypotf(t_3, t_5), 2.0f) >= powf(hypotf(t_0, t_1), 2.0f)) {
tmp = t_3 * (1.0f / sqrtf(fmaxf((t_4 + (floorf(h) * (floorf(h) * powf(dX_46_v, 2.0f)))), t_2)));
} else {
tmp = t_0 * (1.0f / sqrtf(fmaxf(((t_5 * t_5) + t_4), t_2)));
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dY_46_u) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) t_3 = Float32(floor(w) * dX_46_u) t_4 = Float32(t_3 * t_3) t_5 = Float32(floor(h) * dX_46_v) tmp = Float32(0.0) if ((hypot(t_3, t_5) ^ Float32(2.0)) >= (hypot(t_0, t_1) ^ Float32(2.0))) tmp = Float32(t_3 * Float32(Float32(1.0) / sqrt(((Float32(t_4 + Float32(floor(h) * Float32(floor(h) * (dX_46_v ^ Float32(2.0))))) != Float32(t_4 + Float32(floor(h) * Float32(floor(h) * (dX_46_v ^ Float32(2.0)))))) ? t_2 : ((t_2 != t_2) ? Float32(t_4 + Float32(floor(h) * Float32(floor(h) * (dX_46_v ^ Float32(2.0))))) : max(Float32(t_4 + Float32(floor(h) * Float32(floor(h) * (dX_46_v ^ Float32(2.0))))), t_2)))))); else tmp = Float32(t_0 * Float32(Float32(1.0) / sqrt(((Float32(Float32(t_5 * t_5) + t_4) != Float32(Float32(t_5 * t_5) + t_4)) ? t_2 : ((t_2 != t_2) ? Float32(Float32(t_5 * t_5) + t_4) : max(Float32(Float32(t_5 * t_5) + t_4), t_2)))))); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(w) * dY_46_u; t_1 = floor(h) * dY_46_v; t_2 = (t_0 * t_0) + (t_1 * t_1); t_3 = floor(w) * dX_46_u; t_4 = t_3 * t_3; t_5 = floor(h) * dX_46_v; tmp = single(0.0); if ((hypot(t_3, t_5) ^ single(2.0)) >= (hypot(t_0, t_1) ^ single(2.0))) tmp = t_3 * (single(1.0) / sqrt(max((t_4 + (floor(h) * (floor(h) * (dX_46_v ^ single(2.0))))), t_2))); else tmp = t_0 * (single(1.0) / sqrt(max(((t_5 * t_5) + t_4), t_2))); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := t\_0 \cdot t\_0 + t\_1 \cdot t\_1\\
t_3 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_4 := t\_3 \cdot t\_3\\
t_5 := \left\lfloorh\right\rfloor \cdot dX.v\\
\mathbf{if}\;{\left(\mathsf{hypot}\left(t\_3, t\_5\right)\right)}^{2} \geq {\left(\mathsf{hypot}\left(t\_0, t\_1\right)\right)}^{2}:\\
\;\;\;\;t\_3 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_4 + \left\lfloorh\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot {dX.v}^{2}\right), t\_2\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_5 \cdot t\_5 + t\_4, t\_2\right)}}\\
\end{array}
\end{array}
Initial program 78.3%
add-cube-cbrt78.1%
pow378.2%
cbrt-prod78.1%
pow278.1%
Applied egg-rr78.1%
pow-pow78.1%
pow1/358.0%
pow-pow78.3%
metadata-eval78.3%
metadata-eval78.3%
pow278.3%
swap-sqr78.3%
associate-*r*78.4%
*-commutative78.4%
pow278.4%
Applied egg-rr78.4%
Taylor expanded in w around 0 78.4%
Simplified78.4%
Final simplification78.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* (floor h) dY.v))
(t_2 (+ (* t_0 t_0) (* t_1 t_1)))
(t_3 (* (floor w) dX.u))
(t_4 (* t_3 t_3))
(t_5 (* (floor h) dX.v)))
(if (>= (pow (hypot t_3 t_5) 2.0) (pow (hypot t_0 t_1) 2.0))
(*
t_3
(/ 1.0 (sqrt (fmax (+ t_4 (* (pow dX.v 2.0) (pow (floor h) 2.0))) t_2))))
(* t_0 (/ 1.0 (sqrt (fmax (+ (* t_5 t_5) t_4) t_2)))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dY_46_u;
float t_1 = floorf(h) * dY_46_v;
float t_2 = (t_0 * t_0) + (t_1 * t_1);
float t_3 = floorf(w) * dX_46_u;
float t_4 = t_3 * t_3;
float t_5 = floorf(h) * dX_46_v;
float tmp;
if (powf(hypotf(t_3, t_5), 2.0f) >= powf(hypotf(t_0, t_1), 2.0f)) {
tmp = t_3 * (1.0f / sqrtf(fmaxf((t_4 + (powf(dX_46_v, 2.0f) * powf(floorf(h), 2.0f))), t_2)));
} else {
tmp = t_0 * (1.0f / sqrtf(fmaxf(((t_5 * t_5) + t_4), t_2)));
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dY_46_u) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) t_3 = Float32(floor(w) * dX_46_u) t_4 = Float32(t_3 * t_3) t_5 = Float32(floor(h) * dX_46_v) tmp = Float32(0.0) if ((hypot(t_3, t_5) ^ Float32(2.0)) >= (hypot(t_0, t_1) ^ Float32(2.0))) tmp = Float32(t_3 * Float32(Float32(1.0) / sqrt(((Float32(t_4 + Float32((dX_46_v ^ Float32(2.0)) * (floor(h) ^ Float32(2.0)))) != Float32(t_4 + Float32((dX_46_v ^ Float32(2.0)) * (floor(h) ^ Float32(2.0))))) ? t_2 : ((t_2 != t_2) ? Float32(t_4 + Float32((dX_46_v ^ Float32(2.0)) * (floor(h) ^ Float32(2.0)))) : max(Float32(t_4 + Float32((dX_46_v ^ Float32(2.0)) * (floor(h) ^ Float32(2.0)))), t_2)))))); else tmp = Float32(t_0 * Float32(Float32(1.0) / sqrt(((Float32(Float32(t_5 * t_5) + t_4) != Float32(Float32(t_5 * t_5) + t_4)) ? t_2 : ((t_2 != t_2) ? Float32(Float32(t_5 * t_5) + t_4) : max(Float32(Float32(t_5 * t_5) + t_4), t_2)))))); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(w) * dY_46_u; t_1 = floor(h) * dY_46_v; t_2 = (t_0 * t_0) + (t_1 * t_1); t_3 = floor(w) * dX_46_u; t_4 = t_3 * t_3; t_5 = floor(h) * dX_46_v; tmp = single(0.0); if ((hypot(t_3, t_5) ^ single(2.0)) >= (hypot(t_0, t_1) ^ single(2.0))) tmp = t_3 * (single(1.0) / sqrt(max((t_4 + ((dX_46_v ^ single(2.0)) * (floor(h) ^ single(2.0)))), t_2))); else tmp = t_0 * (single(1.0) / sqrt(max(((t_5 * t_5) + t_4), t_2))); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := t\_0 \cdot t\_0 + t\_1 \cdot t\_1\\
t_3 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_4 := t\_3 \cdot t\_3\\
t_5 := \left\lfloorh\right\rfloor \cdot dX.v\\
\mathbf{if}\;{\left(\mathsf{hypot}\left(t\_3, t\_5\right)\right)}^{2} \geq {\left(\mathsf{hypot}\left(t\_0, t\_1\right)\right)}^{2}:\\
\;\;\;\;t\_3 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_4 + {dX.v}^{2} \cdot {\left(\left\lfloorh\right\rfloor\right)}^{2}, t\_2\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_5 \cdot t\_5 + t\_4, t\_2\right)}}\\
\end{array}
\end{array}
Initial program 78.3%
add-cube-cbrt78.1%
pow378.2%
cbrt-prod78.1%
pow278.1%
Applied egg-rr78.1%
unpow378.1%
pow278.1%
unpow-prod-down78.1%
unpow278.1%
add-cube-cbrt78.3%
unpow-prod-down78.3%
Applied egg-rr78.3%
Taylor expanded in w around 0 78.3%
Simplified78.3%
Final simplification78.3%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dX.u))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dX.v))
(t_3 (* t_0 t_0))
(t_4 (+ (* t_2 t_2) t_3))
(t_5 (* (floor h) dY.v))
(t_6 (+ (* t_1 t_1) (* t_5 t_5))))
(if (>= t_4 t_6)
(* t_0 (/ 1.0 (sqrt (fmax (+ t_3 (* dX.v (* (floor h) t_2))) t_6))))
(* t_1 (/ 1.0 (sqrt (fmax t_4 t_6)))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dX_46_u;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dX_46_v;
float t_3 = t_0 * t_0;
float t_4 = (t_2 * t_2) + t_3;
float t_5 = floorf(h) * dY_46_v;
float t_6 = (t_1 * t_1) + (t_5 * t_5);
float tmp;
if (t_4 >= t_6) {
tmp = t_0 * (1.0f / sqrtf(fmaxf((t_3 + (dX_46_v * (floorf(h) * t_2))), t_6)));
} else {
tmp = t_1 * (1.0f / sqrtf(fmaxf(t_4, t_6)));
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dX_46_u) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dX_46_v) t_3 = Float32(t_0 * t_0) t_4 = Float32(Float32(t_2 * t_2) + t_3) t_5 = Float32(floor(h) * dY_46_v) t_6 = Float32(Float32(t_1 * t_1) + Float32(t_5 * t_5)) tmp = Float32(0.0) if (t_4 >= t_6) tmp = Float32(t_0 * Float32(Float32(1.0) / sqrt(((Float32(t_3 + Float32(dX_46_v * Float32(floor(h) * t_2))) != Float32(t_3 + Float32(dX_46_v * Float32(floor(h) * t_2)))) ? t_6 : ((t_6 != t_6) ? Float32(t_3 + Float32(dX_46_v * Float32(floor(h) * t_2))) : max(Float32(t_3 + Float32(dX_46_v * Float32(floor(h) * t_2))), t_6)))))); else tmp = Float32(t_1 * Float32(Float32(1.0) / sqrt(((t_4 != t_4) ? t_6 : ((t_6 != t_6) ? t_4 : max(t_4, t_6)))))); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(w) * dX_46_u; t_1 = floor(w) * dY_46_u; t_2 = floor(h) * dX_46_v; t_3 = t_0 * t_0; t_4 = (t_2 * t_2) + t_3; t_5 = floor(h) * dY_46_v; t_6 = (t_1 * t_1) + (t_5 * t_5); tmp = single(0.0); if (t_4 >= t_6) tmp = t_0 * (single(1.0) / sqrt(max((t_3 + (dX_46_v * (floor(h) * t_2))), t_6))); else tmp = t_1 * (single(1.0) / sqrt(max(t_4, t_6))); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_3 := t\_0 \cdot t\_0\\
t_4 := t\_2 \cdot t\_2 + t\_3\\
t_5 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_6 := t\_1 \cdot t\_1 + t\_5 \cdot t\_5\\
\mathbf{if}\;t\_4 \geq t\_6:\\
\;\;\;\;t\_0 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_3 + dX.v \cdot \left(\left\lfloorh\right\rfloor \cdot t\_2\right), t\_6\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_4, t\_6\right)}}\\
\end{array}
\end{array}
Initial program 78.3%
add-cube-cbrt78.1%
pow378.2%
cbrt-prod78.1%
pow278.1%
Applied egg-rr78.1%
pow-pow78.1%
pow1/358.0%
pow-pow78.3%
metadata-eval78.3%
metadata-eval78.3%
pow278.3%
associate-*r*78.3%
Applied egg-rr78.3%
Final simplification78.3%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* (floor h) dY.v))
(t_2 (pow (hypot t_0 t_1) 2.0))
(t_3 (* (floor w) dX.u))
(t_4 (* (floor h) dX.v))
(t_5 (pow (hypot t_3 t_4) 2.0)))
(if (>= t_5 t_2)
(* t_3 (/ 1.0 (pow (fmax t_5 t_2) 0.5)))
(*
t_0
(/
1.0
(sqrt
(fmax (+ (* t_4 t_4) (* t_3 t_3)) (+ (* t_0 t_0) (* t_1 t_1)))))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dY_46_u;
float t_1 = floorf(h) * dY_46_v;
float t_2 = powf(hypotf(t_0, t_1), 2.0f);
float t_3 = floorf(w) * dX_46_u;
float t_4 = floorf(h) * dX_46_v;
float t_5 = powf(hypotf(t_3, t_4), 2.0f);
float tmp;
if (t_5 >= t_2) {
tmp = t_3 * (1.0f / powf(fmaxf(t_5, t_2), 0.5f));
} else {
tmp = t_0 * (1.0f / sqrtf(fmaxf(((t_4 * t_4) + (t_3 * t_3)), ((t_0 * t_0) + (t_1 * t_1)))));
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dY_46_u) t_1 = Float32(floor(h) * dY_46_v) t_2 = hypot(t_0, t_1) ^ Float32(2.0) t_3 = Float32(floor(w) * dX_46_u) t_4 = Float32(floor(h) * dX_46_v) t_5 = hypot(t_3, t_4) ^ Float32(2.0) tmp = Float32(0.0) if (t_5 >= t_2) tmp = Float32(t_3 * Float32(Float32(1.0) / (((t_5 != t_5) ? t_2 : ((t_2 != t_2) ? t_5 : max(t_5, t_2))) ^ Float32(0.5)))); else tmp = Float32(t_0 * Float32(Float32(1.0) / sqrt(((Float32(Float32(t_4 * t_4) + Float32(t_3 * t_3)) != Float32(Float32(t_4 * t_4) + Float32(t_3 * t_3))) ? Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) : ((Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) != Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1))) ? Float32(Float32(t_4 * t_4) + Float32(t_3 * t_3)) : max(Float32(Float32(t_4 * t_4) + Float32(t_3 * t_3)), Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)))))))); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(w) * dY_46_u; t_1 = floor(h) * dY_46_v; t_2 = hypot(t_0, t_1) ^ single(2.0); t_3 = floor(w) * dX_46_u; t_4 = floor(h) * dX_46_v; t_5 = hypot(t_3, t_4) ^ single(2.0); tmp = single(0.0); if (t_5 >= t_2) tmp = t_3 * (single(1.0) / (max(t_5, t_2) ^ single(0.5))); else tmp = t_0 * (single(1.0) / sqrt(max(((t_4 * t_4) + (t_3 * t_3)), ((t_0 * t_0) + (t_1 * t_1))))); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := {\left(\mathsf{hypot}\left(t\_0, t\_1\right)\right)}^{2}\\
t_3 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_4 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_5 := {\left(\mathsf{hypot}\left(t\_3, t\_4\right)\right)}^{2}\\
\mathbf{if}\;t\_5 \geq t\_2:\\
\;\;\;\;t\_3 \cdot \frac{1}{{\left(\mathsf{max}\left(t\_5, t\_2\right)\right)}^{0.5}}\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_4 \cdot t\_4 + t\_3 \cdot t\_3, t\_0 \cdot t\_0 + t\_1 \cdot t\_1\right)}}\\
\end{array}
\end{array}
Initial program 78.3%
add-cube-cbrt78.1%
pow378.2%
cbrt-prod78.1%
pow278.1%
Applied egg-rr78.1%
pow-pow78.1%
pow1/358.0%
pow-pow78.3%
metadata-eval78.3%
metadata-eval78.3%
pow278.3%
swap-sqr78.3%
associate-*r*78.4%
*-commutative78.4%
pow278.4%
Applied egg-rr78.4%
Taylor expanded in w around 0 78.4%
Simplified78.4%
pow1/278.4%
*-commutative78.4%
pow278.4%
associate-*r*78.3%
swap-sqr78.3%
Applied egg-rr78.3%
Final simplification78.3%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor h) dY.v))
(t_2 (* (floor w) dX.u))
(t_3 (* t_2 t_2))
(t_4 (pow (hypot t_2 t_0) 2.0))
(t_5 (* (floor w) dY.u))
(t_6 (+ (* t_5 t_5) (* t_1 t_1)))
(t_7
(*
t_2
(/
1.0
(sqrt
(fmax (+ t_3 (* (floor h) (* (floor h) (pow dX.v 2.0)))) t_6)))))
(t_8 (* t_5 (/ 1.0 (sqrt (fmax (+ (* t_0 t_0) t_3) t_6))))))
(if (<= dY.v 800.0)
(if (>= t_4 (pow t_5 2.0)) t_7 t_8)
(if (>= t_4 (pow t_1 2.0)) t_7 t_8))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(h) * dY_46_v;
float t_2 = floorf(w) * dX_46_u;
float t_3 = t_2 * t_2;
float t_4 = powf(hypotf(t_2, t_0), 2.0f);
float t_5 = floorf(w) * dY_46_u;
float t_6 = (t_5 * t_5) + (t_1 * t_1);
float t_7 = t_2 * (1.0f / sqrtf(fmaxf((t_3 + (floorf(h) * (floorf(h) * powf(dX_46_v, 2.0f)))), t_6)));
float t_8 = t_5 * (1.0f / sqrtf(fmaxf(((t_0 * t_0) + t_3), t_6)));
float tmp_1;
if (dY_46_v <= 800.0f) {
float tmp_2;
if (t_4 >= powf(t_5, 2.0f)) {
tmp_2 = t_7;
} else {
tmp_2 = t_8;
}
tmp_1 = tmp_2;
} else if (t_4 >= powf(t_1, 2.0f)) {
tmp_1 = t_7;
} else {
tmp_1 = t_8;
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(floor(w) * dX_46_u) t_3 = Float32(t_2 * t_2) t_4 = hypot(t_2, t_0) ^ Float32(2.0) t_5 = Float32(floor(w) * dY_46_u) t_6 = Float32(Float32(t_5 * t_5) + Float32(t_1 * t_1)) t_7 = Float32(t_2 * Float32(Float32(1.0) / sqrt(((Float32(t_3 + Float32(floor(h) * Float32(floor(h) * (dX_46_v ^ Float32(2.0))))) != Float32(t_3 + Float32(floor(h) * Float32(floor(h) * (dX_46_v ^ Float32(2.0)))))) ? t_6 : ((t_6 != t_6) ? Float32(t_3 + Float32(floor(h) * Float32(floor(h) * (dX_46_v ^ Float32(2.0))))) : max(Float32(t_3 + Float32(floor(h) * Float32(floor(h) * (dX_46_v ^ Float32(2.0))))), t_6)))))) t_8 = Float32(t_5 * Float32(Float32(1.0) / sqrt(((Float32(Float32(t_0 * t_0) + t_3) != Float32(Float32(t_0 * t_0) + t_3)) ? t_6 : ((t_6 != t_6) ? Float32(Float32(t_0 * t_0) + t_3) : max(Float32(Float32(t_0 * t_0) + t_3), t_6)))))) tmp_1 = Float32(0.0) if (dY_46_v <= Float32(800.0)) tmp_2 = Float32(0.0) if (t_4 >= (t_5 ^ Float32(2.0))) tmp_2 = t_7; else tmp_2 = t_8; end tmp_1 = tmp_2; elseif (t_4 >= (t_1 ^ Float32(2.0))) tmp_1 = t_7; else tmp_1 = t_8; end return tmp_1 end
function tmp_4 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = floor(h) * dY_46_v; t_2 = floor(w) * dX_46_u; t_3 = t_2 * t_2; t_4 = hypot(t_2, t_0) ^ single(2.0); t_5 = floor(w) * dY_46_u; t_6 = (t_5 * t_5) + (t_1 * t_1); t_7 = t_2 * (single(1.0) / sqrt(max((t_3 + (floor(h) * (floor(h) * (dX_46_v ^ single(2.0))))), t_6))); t_8 = t_5 * (single(1.0) / sqrt(max(((t_0 * t_0) + t_3), t_6))); tmp_2 = single(0.0); if (dY_46_v <= single(800.0)) tmp_3 = single(0.0); if (t_4 >= (t_5 ^ single(2.0))) tmp_3 = t_7; else tmp_3 = t_8; end tmp_2 = tmp_3; elseif (t_4 >= (t_1 ^ single(2.0))) tmp_2 = t_7; else tmp_2 = t_8; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_3 := t\_2 \cdot t\_2\\
t_4 := {\left(\mathsf{hypot}\left(t\_2, t\_0\right)\right)}^{2}\\
t_5 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_6 := t\_5 \cdot t\_5 + t\_1 \cdot t\_1\\
t_7 := t\_2 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_3 + \left\lfloorh\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot {dX.v}^{2}\right), t\_6\right)}}\\
t_8 := t\_5 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_0 \cdot t\_0 + t\_3, t\_6\right)}}\\
\mathbf{if}\;dY.v \leq 800:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_4 \geq {t\_5}^{2}:\\
\;\;\;\;t\_7\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}\\
\mathbf{elif}\;t\_4 \geq {t\_1}^{2}:\\
\;\;\;\;t\_7\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}
\end{array}
if dY.v < 800Initial program 78.7%
add-cube-cbrt78.5%
pow378.6%
cbrt-prod78.5%
pow278.5%
Applied egg-rr78.5%
pow-pow78.4%
pow1/355.2%
pow-pow78.7%
metadata-eval78.7%
metadata-eval78.7%
pow278.7%
swap-sqr78.7%
associate-*r*78.8%
*-commutative78.8%
pow278.8%
Applied egg-rr78.8%
Taylor expanded in w around 0 78.8%
Simplified78.8%
Taylor expanded in dY.u around inf 71.6%
*-commutative71.6%
unpow271.6%
unpow271.6%
swap-sqr71.6%
unpow271.6%
Simplified71.6%
if 800 < dY.v Initial program 76.9%
add-cube-cbrt76.8%
pow376.9%
cbrt-prod76.9%
pow276.9%
Applied egg-rr76.9%
pow-pow76.8%
pow1/367.7%
pow-pow76.9%
metadata-eval76.9%
metadata-eval76.9%
pow276.9%
swap-sqr77.0%
associate-*r*77.0%
*-commutative77.0%
pow277.0%
Applied egg-rr77.0%
Taylor expanded in w around 0 77.0%
Simplified77.0%
Taylor expanded in dY.u around 0 72.5%
*-commutative72.5%
unpow272.5%
unpow272.5%
swap-sqr72.5%
unpow272.5%
Simplified72.5%
Final simplification71.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* (floor h) dY.v))
(t_2 (+ (* t_0 t_0) (* t_1 t_1)))
(t_3 (* (floor w) dX.u))
(t_4 (* t_3 t_3))
(t_5 (* (floor h) dX.v)))
(if (>= (pow (hypot t_3 t_5) 2.0) (pow t_1 2.0))
(*
t_3
(/
1.0
(sqrt (fmax (+ t_4 (* (floor h) (* (floor h) (pow dX.v 2.0)))) t_2))))
(* t_0 (/ 1.0 (sqrt (fmax (+ (* t_5 t_5) t_4) t_2)))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dY_46_u;
float t_1 = floorf(h) * dY_46_v;
float t_2 = (t_0 * t_0) + (t_1 * t_1);
float t_3 = floorf(w) * dX_46_u;
float t_4 = t_3 * t_3;
float t_5 = floorf(h) * dX_46_v;
float tmp;
if (powf(hypotf(t_3, t_5), 2.0f) >= powf(t_1, 2.0f)) {
tmp = t_3 * (1.0f / sqrtf(fmaxf((t_4 + (floorf(h) * (floorf(h) * powf(dX_46_v, 2.0f)))), t_2)));
} else {
tmp = t_0 * (1.0f / sqrtf(fmaxf(((t_5 * t_5) + t_4), t_2)));
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dY_46_u) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) t_3 = Float32(floor(w) * dX_46_u) t_4 = Float32(t_3 * t_3) t_5 = Float32(floor(h) * dX_46_v) tmp = Float32(0.0) if ((hypot(t_3, t_5) ^ Float32(2.0)) >= (t_1 ^ Float32(2.0))) tmp = Float32(t_3 * Float32(Float32(1.0) / sqrt(((Float32(t_4 + Float32(floor(h) * Float32(floor(h) * (dX_46_v ^ Float32(2.0))))) != Float32(t_4 + Float32(floor(h) * Float32(floor(h) * (dX_46_v ^ Float32(2.0)))))) ? t_2 : ((t_2 != t_2) ? Float32(t_4 + Float32(floor(h) * Float32(floor(h) * (dX_46_v ^ Float32(2.0))))) : max(Float32(t_4 + Float32(floor(h) * Float32(floor(h) * (dX_46_v ^ Float32(2.0))))), t_2)))))); else tmp = Float32(t_0 * Float32(Float32(1.0) / sqrt(((Float32(Float32(t_5 * t_5) + t_4) != Float32(Float32(t_5 * t_5) + t_4)) ? t_2 : ((t_2 != t_2) ? Float32(Float32(t_5 * t_5) + t_4) : max(Float32(Float32(t_5 * t_5) + t_4), t_2)))))); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(w) * dY_46_u; t_1 = floor(h) * dY_46_v; t_2 = (t_0 * t_0) + (t_1 * t_1); t_3 = floor(w) * dX_46_u; t_4 = t_3 * t_3; t_5 = floor(h) * dX_46_v; tmp = single(0.0); if ((hypot(t_3, t_5) ^ single(2.0)) >= (t_1 ^ single(2.0))) tmp = t_3 * (single(1.0) / sqrt(max((t_4 + (floor(h) * (floor(h) * (dX_46_v ^ single(2.0))))), t_2))); else tmp = t_0 * (single(1.0) / sqrt(max(((t_5 * t_5) + t_4), t_2))); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := t\_0 \cdot t\_0 + t\_1 \cdot t\_1\\
t_3 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_4 := t\_3 \cdot t\_3\\
t_5 := \left\lfloorh\right\rfloor \cdot dX.v\\
\mathbf{if}\;{\left(\mathsf{hypot}\left(t\_3, t\_5\right)\right)}^{2} \geq {t\_1}^{2}:\\
\;\;\;\;t\_3 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_4 + \left\lfloorh\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot {dX.v}^{2}\right), t\_2\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_5 \cdot t\_5 + t\_4, t\_2\right)}}\\
\end{array}
\end{array}
Initial program 78.3%
add-cube-cbrt78.1%
pow378.2%
cbrt-prod78.1%
pow278.1%
Applied egg-rr78.1%
pow-pow78.1%
pow1/358.0%
pow-pow78.3%
metadata-eval78.3%
metadata-eval78.3%
pow278.3%
swap-sqr78.3%
associate-*r*78.4%
*-commutative78.4%
pow278.4%
Applied egg-rr78.4%
Taylor expanded in w around 0 78.4%
Simplified78.4%
Taylor expanded in dY.u around 0 67.7%
*-commutative67.7%
unpow267.7%
unpow267.7%
swap-sqr67.7%
unpow267.7%
Simplified67.7%
Final simplification67.7%
herbie shell --seed 2024085
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:name "Anisotropic x16 LOD (line direction, u)"
:precision binary32
:pre (and (and (and (and (and (and (and (<= 1.0 w) (<= w 16384.0)) (and (<= 1.0 h) (<= h 16384.0))) (and (<= 1e-20 (fabs dX.u)) (<= (fabs dX.u) 1e+20))) (and (<= 1e-20 (fabs dX.v)) (<= (fabs dX.v) 1e+20))) (and (<= 1e-20 (fabs dY.u)) (<= (fabs dY.u) 1e+20))) (and (<= 1e-20 (fabs dY.v)) (<= (fabs dY.v) 1e+20))) (== maxAniso 16.0))
(if (>= (+ (* (* (floor w) dX.u) (* (floor w) dX.u)) (* (* (floor h) dX.v) (* (floor h) dX.v))) (+ (* (* (floor w) dY.u) (* (floor w) dY.u)) (* (* (floor h) dY.v) (* (floor h) dY.v)))) (* (/ 1.0 (sqrt (fmax (+ (* (* (floor w) dX.u) (* (floor w) dX.u)) (* (* (floor h) dX.v) (* (floor h) dX.v))) (+ (* (* (floor w) dY.u) (* (floor w) dY.u)) (* (* (floor h) dY.v) (* (floor h) dY.v)))))) (* (floor w) dX.u)) (* (/ 1.0 (sqrt (fmax (+ (* (* (floor w) dX.u) (* (floor w) dX.u)) (* (* (floor h) dX.v) (* (floor h) dX.v))) (+ (* (* (floor w) dY.u) (* (floor w) dY.u)) (* (* (floor h) dY.v) (* (floor h) dY.v)))))) (* (floor w) dY.u))))