
(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) dY.u))
(t_3 (* (floor w) dX.u))
(t_4 (fmax (+ (* t_3 t_3) (* t_0 t_0)) (+ (* t_2 t_2) (* t_1 t_1))))
(t_5 (sqrt t_4))
(t_6 (fabs (- (* t_3 t_1) (* t_0 t_2))))
(t_7 (/ t_4 t_6))
(t_8 (> t_7 (floor maxAniso)))
(t_9 (if t_8 (/ t_5 (floor maxAniso)) (/ t_6 t_5)))
(t_10 (if t_8 (floor maxAniso) t_7)))
(if (< t_9 1.0) (fmax 1.0 (* t_10 t_9)) t_10)))
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) * dY_46_u;
float t_3 = floorf(w) * dX_46_u;
float t_4 = fmaxf(((t_3 * t_3) + (t_0 * t_0)), ((t_2 * t_2) + (t_1 * t_1)));
float t_5 = sqrtf(t_4);
float t_6 = fabsf(((t_3 * t_1) - (t_0 * t_2)));
float t_7 = t_4 / t_6;
int t_8 = t_7 > floorf(maxAniso);
float tmp;
if (t_8) {
tmp = t_5 / floorf(maxAniso);
} else {
tmp = t_6 / t_5;
}
float t_9 = tmp;
float tmp_1;
if (t_8) {
tmp_1 = floorf(maxAniso);
} else {
tmp_1 = t_7;
}
float t_10 = tmp_1;
float tmp_2;
if (t_9 < 1.0f) {
tmp_2 = fmaxf(1.0f, (t_10 * t_9));
} else {
tmp_2 = t_10;
}
return tmp_2;
}
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) * dY_46_u) t_3 = Float32(floor(w) * dX_46_u) t_4 = (Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)) != Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0))) ? Float32(Float32(t_2 * t_2) + Float32(t_1 * t_1)) : ((Float32(Float32(t_2 * t_2) + Float32(t_1 * t_1)) != Float32(Float32(t_2 * t_2) + Float32(t_1 * t_1))) ? Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)) : max(Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)), Float32(Float32(t_2 * t_2) + Float32(t_1 * t_1)))) t_5 = sqrt(t_4) t_6 = abs(Float32(Float32(t_3 * t_1) - Float32(t_0 * t_2))) t_7 = Float32(t_4 / t_6) t_8 = t_7 > floor(maxAniso) tmp = Float32(0.0) if (t_8) tmp = Float32(t_5 / floor(maxAniso)); else tmp = Float32(t_6 / t_5); end t_9 = tmp tmp_1 = Float32(0.0) if (t_8) tmp_1 = floor(maxAniso); else tmp_1 = t_7; end t_10 = tmp_1 tmp_2 = Float32(0.0) if (t_9 < Float32(1.0)) tmp_2 = (Float32(1.0) != Float32(1.0)) ? Float32(t_10 * t_9) : ((Float32(t_10 * t_9) != Float32(t_10 * t_9)) ? Float32(1.0) : max(Float32(1.0), Float32(t_10 * t_9))); else tmp_2 = t_10; end return tmp_2 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) * dY_46_u; t_3 = floor(w) * dX_46_u; t_4 = max(((t_3 * t_3) + (t_0 * t_0)), ((t_2 * t_2) + (t_1 * t_1))); t_5 = sqrt(t_4); t_6 = abs(((t_3 * t_1) - (t_0 * t_2))); t_7 = t_4 / t_6; t_8 = t_7 > floor(maxAniso); tmp = single(0.0); if (t_8) tmp = t_5 / floor(maxAniso); else tmp = t_6 / t_5; end t_9 = tmp; tmp_2 = single(0.0); if (t_8) tmp_2 = floor(maxAniso); else tmp_2 = t_7; end t_10 = tmp_2; tmp_3 = single(0.0); if (t_9 < single(1.0)) tmp_3 = max(single(1.0), (t_10 * t_9)); else tmp_3 = t_10; end tmp_4 = tmp_3; 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 dY.u\\
t_3 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_4 := \mathsf{max}\left(t\_3 \cdot t\_3 + t\_0 \cdot t\_0, t\_2 \cdot t\_2 + t\_1 \cdot t\_1\right)\\
t_5 := \sqrt{t\_4}\\
t_6 := \left|t\_3 \cdot t\_1 - t\_0 \cdot t\_2\right|\\
t_7 := \frac{t\_4}{t\_6}\\
t_8 := t\_7 > \left\lfloormaxAniso\right\rfloor\\
t_9 := \begin{array}{l}
\mathbf{if}\;t\_8:\\
\;\;\;\;\frac{t\_5}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_6}{t\_5}\\
\end{array}\\
t_10 := \begin{array}{l}
\mathbf{if}\;t\_8:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}\\
\mathbf{if}\;t\_9 < 1:\\
\;\;\;\;\mathsf{max}\left(1, t\_10 \cdot t\_9\right)\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}
\end{array}
Sampling outcomes in binary32 precision:
Herbie found 7 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 h) dY.v))
(t_2 (* (floor w) dY.u))
(t_3 (* (floor w) dX.u))
(t_4 (fmax (+ (* t_3 t_3) (* t_0 t_0)) (+ (* t_2 t_2) (* t_1 t_1))))
(t_5 (sqrt t_4))
(t_6 (fabs (- (* t_3 t_1) (* t_0 t_2))))
(t_7 (/ t_4 t_6))
(t_8 (> t_7 (floor maxAniso)))
(t_9 (if t_8 (/ t_5 (floor maxAniso)) (/ t_6 t_5)))
(t_10 (if t_8 (floor maxAniso) t_7)))
(if (< t_9 1.0) (fmax 1.0 (* t_10 t_9)) t_10)))
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) * dY_46_u;
float t_3 = floorf(w) * dX_46_u;
float t_4 = fmaxf(((t_3 * t_3) + (t_0 * t_0)), ((t_2 * t_2) + (t_1 * t_1)));
float t_5 = sqrtf(t_4);
float t_6 = fabsf(((t_3 * t_1) - (t_0 * t_2)));
float t_7 = t_4 / t_6;
int t_8 = t_7 > floorf(maxAniso);
float tmp;
if (t_8) {
tmp = t_5 / floorf(maxAniso);
} else {
tmp = t_6 / t_5;
}
float t_9 = tmp;
float tmp_1;
if (t_8) {
tmp_1 = floorf(maxAniso);
} else {
tmp_1 = t_7;
}
float t_10 = tmp_1;
float tmp_2;
if (t_9 < 1.0f) {
tmp_2 = fmaxf(1.0f, (t_10 * t_9));
} else {
tmp_2 = t_10;
}
return tmp_2;
}
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) * dY_46_u) t_3 = Float32(floor(w) * dX_46_u) t_4 = (Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)) != Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0))) ? Float32(Float32(t_2 * t_2) + Float32(t_1 * t_1)) : ((Float32(Float32(t_2 * t_2) + Float32(t_1 * t_1)) != Float32(Float32(t_2 * t_2) + Float32(t_1 * t_1))) ? Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)) : max(Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)), Float32(Float32(t_2 * t_2) + Float32(t_1 * t_1)))) t_5 = sqrt(t_4) t_6 = abs(Float32(Float32(t_3 * t_1) - Float32(t_0 * t_2))) t_7 = Float32(t_4 / t_6) t_8 = t_7 > floor(maxAniso) tmp = Float32(0.0) if (t_8) tmp = Float32(t_5 / floor(maxAniso)); else tmp = Float32(t_6 / t_5); end t_9 = tmp tmp_1 = Float32(0.0) if (t_8) tmp_1 = floor(maxAniso); else tmp_1 = t_7; end t_10 = tmp_1 tmp_2 = Float32(0.0) if (t_9 < Float32(1.0)) tmp_2 = (Float32(1.0) != Float32(1.0)) ? Float32(t_10 * t_9) : ((Float32(t_10 * t_9) != Float32(t_10 * t_9)) ? Float32(1.0) : max(Float32(1.0), Float32(t_10 * t_9))); else tmp_2 = t_10; end return tmp_2 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) * dY_46_u; t_3 = floor(w) * dX_46_u; t_4 = max(((t_3 * t_3) + (t_0 * t_0)), ((t_2 * t_2) + (t_1 * t_1))); t_5 = sqrt(t_4); t_6 = abs(((t_3 * t_1) - (t_0 * t_2))); t_7 = t_4 / t_6; t_8 = t_7 > floor(maxAniso); tmp = single(0.0); if (t_8) tmp = t_5 / floor(maxAniso); else tmp = t_6 / t_5; end t_9 = tmp; tmp_2 = single(0.0); if (t_8) tmp_2 = floor(maxAniso); else tmp_2 = t_7; end t_10 = tmp_2; tmp_3 = single(0.0); if (t_9 < single(1.0)) tmp_3 = max(single(1.0), (t_10 * t_9)); else tmp_3 = t_10; end tmp_4 = tmp_3; 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 dY.u\\
t_3 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_4 := \mathsf{max}\left(t\_3 \cdot t\_3 + t\_0 \cdot t\_0, t\_2 \cdot t\_2 + t\_1 \cdot t\_1\right)\\
t_5 := \sqrt{t\_4}\\
t_6 := \left|t\_3 \cdot t\_1 - t\_0 \cdot t\_2\right|\\
t_7 := \frac{t\_4}{t\_6}\\
t_8 := t\_7 > \left\lfloormaxAniso\right\rfloor\\
t_9 := \begin{array}{l}
\mathbf{if}\;t\_8:\\
\;\;\;\;\frac{t\_5}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_6}{t\_5}\\
\end{array}\\
t_10 := \begin{array}{l}
\mathbf{if}\;t\_8:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}\\
\mathbf{if}\;t\_9 < 1:\\
\;\;\;\;\mathsf{max}\left(1, t\_10 \cdot t\_9\right)\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}
\end{array}
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.v (floor h)))
(t_1
(fabs (* (* (floor w) (floor h)) (- (* dX.u dY.v) (* dX.v dY.u)))))
(t_2 (* (floor h) dY.v))
(t_3
(fmax
(pow (hypot (* dX.u (floor w)) t_0) 2.0)
(pow (hypot (* (floor w) dY.u) t_2) 2.0)))
(t_4 (sqrt t_3))
(t_5 (/ t_3 t_1))
(t_6 (> t_5 (floor maxAniso)))
(t_7 (if t_6 (/ t_4 (floor maxAniso)) (* t_1 (/ 1.0 t_4)))))
(if (< t_7 1.0)
(fmax
1.0
(*
t_7
(if t_6
(floor maxAniso)
(/ (fmax (pow t_0 2.0) (* (pow (floor w) 2.0) (pow dY.u 2.0))) t_1))))
(if (> (/ t_3 (fabs (* (floor w) (* dX.u t_2)))) (floor maxAniso))
(floor maxAniso)
t_5))))
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 = dX_46_v * floorf(h);
float t_1 = fabsf(((floorf(w) * floorf(h)) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))));
float t_2 = floorf(h) * dY_46_v;
float t_3 = fmaxf(powf(hypotf((dX_46_u * floorf(w)), t_0), 2.0f), powf(hypotf((floorf(w) * dY_46_u), t_2), 2.0f));
float t_4 = sqrtf(t_3);
float t_5 = t_3 / t_1;
int t_6 = t_5 > floorf(maxAniso);
float tmp;
if (t_6) {
tmp = t_4 / floorf(maxAniso);
} else {
tmp = t_1 * (1.0f / t_4);
}
float t_7 = tmp;
float tmp_2;
if (t_7 < 1.0f) {
float tmp_3;
if (t_6) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = fmaxf(powf(t_0, 2.0f), (powf(floorf(w), 2.0f) * powf(dY_46_u, 2.0f))) / t_1;
}
tmp_2 = fmaxf(1.0f, (t_7 * tmp_3));
} else if ((t_3 / fabsf((floorf(w) * (dX_46_u * t_2)))) > floorf(maxAniso)) {
tmp_2 = floorf(maxAniso);
} else {
tmp_2 = t_5;
}
return tmp_2;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_v * floor(h)) t_1 = abs(Float32(Float32(floor(w) * floor(h)) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)))) t_2 = Float32(floor(h) * dY_46_v) t_3 = ((hypot(Float32(dX_46_u * floor(w)), t_0) ^ Float32(2.0)) != (hypot(Float32(dX_46_u * floor(w)), t_0) ^ Float32(2.0))) ? (hypot(Float32(floor(w) * dY_46_u), t_2) ^ Float32(2.0)) : (((hypot(Float32(floor(w) * dY_46_u), t_2) ^ Float32(2.0)) != (hypot(Float32(floor(w) * dY_46_u), t_2) ^ Float32(2.0))) ? (hypot(Float32(dX_46_u * floor(w)), t_0) ^ Float32(2.0)) : max((hypot(Float32(dX_46_u * floor(w)), t_0) ^ Float32(2.0)), (hypot(Float32(floor(w) * dY_46_u), t_2) ^ Float32(2.0)))) t_4 = sqrt(t_3) t_5 = Float32(t_3 / t_1) t_6 = t_5 > floor(maxAniso) tmp = Float32(0.0) if (t_6) tmp = Float32(t_4 / floor(maxAniso)); else tmp = Float32(t_1 * Float32(Float32(1.0) / t_4)); end t_7 = tmp tmp_2 = Float32(0.0) if (t_7 < Float32(1.0)) tmp_3 = Float32(0.0) if (t_6) tmp_3 = floor(maxAniso); else tmp_3 = Float32((((t_0 ^ Float32(2.0)) != (t_0 ^ Float32(2.0))) ? Float32((floor(w) ^ Float32(2.0)) * (dY_46_u ^ Float32(2.0))) : ((Float32((floor(w) ^ Float32(2.0)) * (dY_46_u ^ Float32(2.0))) != Float32((floor(w) ^ Float32(2.0)) * (dY_46_u ^ Float32(2.0)))) ? (t_0 ^ Float32(2.0)) : max((t_0 ^ Float32(2.0)), Float32((floor(w) ^ Float32(2.0)) * (dY_46_u ^ Float32(2.0)))))) / t_1); end tmp_2 = (Float32(1.0) != Float32(1.0)) ? Float32(t_7 * tmp_3) : ((Float32(t_7 * tmp_3) != Float32(t_7 * tmp_3)) ? Float32(1.0) : max(Float32(1.0), Float32(t_7 * tmp_3))); elseif (Float32(t_3 / abs(Float32(floor(w) * Float32(dX_46_u * t_2)))) > floor(maxAniso)) tmp_2 = floor(maxAniso); else tmp_2 = t_5; end return tmp_2 end
function tmp_5 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = dX_46_v * floor(h); t_1 = abs(((floor(w) * floor(h)) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)))); t_2 = floor(h) * dY_46_v; t_3 = max((hypot((dX_46_u * floor(w)), t_0) ^ single(2.0)), (hypot((floor(w) * dY_46_u), t_2) ^ single(2.0))); t_4 = sqrt(t_3); t_5 = t_3 / t_1; t_6 = t_5 > floor(maxAniso); tmp = single(0.0); if (t_6) tmp = t_4 / floor(maxAniso); else tmp = t_1 * (single(1.0) / t_4); end t_7 = tmp; tmp_3 = single(0.0); if (t_7 < single(1.0)) tmp_4 = single(0.0); if (t_6) tmp_4 = floor(maxAniso); else tmp_4 = max((t_0 ^ single(2.0)), ((floor(w) ^ single(2.0)) * (dY_46_u ^ single(2.0)))) / t_1; end tmp_3 = max(single(1.0), (t_7 * tmp_4)); elseif ((t_3 / abs((floor(w) * (dX_46_u * t_2)))) > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = t_5; end tmp_5 = tmp_3; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_1 := \left|\left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right) \cdot \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right)\right|\\
t_2 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_3 := \mathsf{max}\left({\left(\mathsf{hypot}\left(dX.u \cdot \left\lfloorw\right\rfloor, t\_0\right)\right)}^{2}, {\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dY.u, t\_2\right)\right)}^{2}\right)\\
t_4 := \sqrt{t\_3}\\
t_5 := \frac{t\_3}{t\_1}\\
t_6 := t\_5 > \left\lfloormaxAniso\right\rfloor\\
t_7 := \begin{array}{l}
\mathbf{if}\;t\_6:\\
\;\;\;\;\frac{t\_4}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot \frac{1}{t\_4}\\
\end{array}\\
\mathbf{if}\;t\_7 < 1:\\
\;\;\;\;\mathsf{max}\left(1, t\_7 \cdot \begin{array}{l}
\mathbf{if}\;t\_6:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;\frac{\mathsf{max}\left({t\_0}^{2}, {\left(\left\lfloorw\right\rfloor\right)}^{2} \cdot {dY.u}^{2}\right)}{t\_1}\\
\end{array}\right)\\
\mathbf{elif}\;\frac{t\_3}{\left|\left\lfloorw\right\rfloor \cdot \left(dX.u \cdot t\_2\right)\right|} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_5\\
\end{array}
\end{array}
Initial program 96.4%
Taylor expanded in dX.u around inf 97.3%
*-commutative97.3%
associate-*r*97.3%
associate-*r*97.3%
associate-*l*97.3%
Simplified97.3%
Taylor expanded in w around 0 97.3%
Simplified97.3%
Taylor expanded in dY.u around inf 97.3%
*-commutative97.3%
Simplified97.3%
Taylor expanded in dX.u around 0 97.3%
unpow297.3%
unpow297.3%
swap-sqr97.3%
unpow297.3%
Simplified97.3%
Final simplification97.3%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (- (* dX.u dY.v) (* dX.v dY.u)))
(t_1 (* (floor w) (* (floor h) t_0)))
(t_2 (* dX.v (floor h)))
(t_3 (* (floor w) dY.u))
(t_4 (* (floor h) dY.v))
(t_5 (fabs (* (* (floor w) (floor h)) t_0)))
(t_6 (* dX.u (floor w)))
(t_7
(/
(fmax (+ (* t_6 t_6) (* t_2 t_2)) (+ (* t_3 t_3) (* t_4 t_4)))
(fabs (- (* t_4 t_6) (* t_3 t_2)))))
(t_8 (fmax (pow (hypot t_6 t_2) 2.0) (pow (hypot t_3 t_4) 2.0)))
(t_9 (sqrt t_8))
(t_10 (/ t_9 (floor maxAniso)))
(t_11 (/ t_8 t_1))
(t_12 (> t_11 (floor maxAniso))))
(if (< (if (> (/ t_8 t_5) (floor maxAniso)) t_10 (* t_5 (/ 1.0 t_9))) 1.0)
(fmax 1.0 (* (if t_12 t_10 (/ t_1 t_9)) (if t_12 (floor maxAniso) t_11)))
(if (> t_7 (floor maxAniso)) (floor maxAniso) t_7))))
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 = (dX_46_u * dY_46_v) - (dX_46_v * dY_46_u);
float t_1 = floorf(w) * (floorf(h) * t_0);
float t_2 = dX_46_v * floorf(h);
float t_3 = floorf(w) * dY_46_u;
float t_4 = floorf(h) * dY_46_v;
float t_5 = fabsf(((floorf(w) * floorf(h)) * t_0));
float t_6 = dX_46_u * floorf(w);
float t_7 = fmaxf(((t_6 * t_6) + (t_2 * t_2)), ((t_3 * t_3) + (t_4 * t_4))) / fabsf(((t_4 * t_6) - (t_3 * t_2)));
float t_8 = fmaxf(powf(hypotf(t_6, t_2), 2.0f), powf(hypotf(t_3, t_4), 2.0f));
float t_9 = sqrtf(t_8);
float t_10 = t_9 / floorf(maxAniso);
float t_11 = t_8 / t_1;
int t_12 = t_11 > floorf(maxAniso);
float tmp;
if ((t_8 / t_5) > floorf(maxAniso)) {
tmp = t_10;
} else {
tmp = t_5 * (1.0f / t_9);
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_12) {
tmp_4 = t_10;
} else {
tmp_4 = t_1 / t_9;
}
float tmp_5;
if (t_12) {
tmp_5 = floorf(maxAniso);
} else {
tmp_5 = t_11;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (t_7 > floorf(maxAniso)) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_7;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)) t_1 = Float32(floor(w) * Float32(floor(h) * t_0)) t_2 = Float32(dX_46_v * floor(h)) t_3 = Float32(floor(w) * dY_46_u) t_4 = Float32(floor(h) * dY_46_v) t_5 = abs(Float32(Float32(floor(w) * floor(h)) * t_0)) t_6 = Float32(dX_46_u * floor(w)) t_7 = Float32(((Float32(Float32(t_6 * t_6) + Float32(t_2 * t_2)) != Float32(Float32(t_6 * t_6) + Float32(t_2 * t_2))) ? Float32(Float32(t_3 * t_3) + Float32(t_4 * t_4)) : ((Float32(Float32(t_3 * t_3) + Float32(t_4 * t_4)) != Float32(Float32(t_3 * t_3) + Float32(t_4 * t_4))) ? Float32(Float32(t_6 * t_6) + Float32(t_2 * t_2)) : max(Float32(Float32(t_6 * t_6) + Float32(t_2 * t_2)), Float32(Float32(t_3 * t_3) + Float32(t_4 * t_4))))) / abs(Float32(Float32(t_4 * t_6) - Float32(t_3 * t_2)))) t_8 = ((hypot(t_6, t_2) ^ Float32(2.0)) != (hypot(t_6, t_2) ^ Float32(2.0))) ? (hypot(t_3, t_4) ^ Float32(2.0)) : (((hypot(t_3, t_4) ^ Float32(2.0)) != (hypot(t_3, t_4) ^ Float32(2.0))) ? (hypot(t_6, t_2) ^ Float32(2.0)) : max((hypot(t_6, t_2) ^ Float32(2.0)), (hypot(t_3, t_4) ^ Float32(2.0)))) t_9 = sqrt(t_8) t_10 = Float32(t_9 / floor(maxAniso)) t_11 = Float32(t_8 / t_1) t_12 = t_11 > floor(maxAniso) tmp = Float32(0.0) if (Float32(t_8 / t_5) > floor(maxAniso)) tmp = t_10; else tmp = Float32(t_5 * Float32(Float32(1.0) / t_9)); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_12) tmp_4 = t_10; else tmp_4 = Float32(t_1 / t_9); end tmp_5 = Float32(0.0) if (t_12) tmp_5 = floor(maxAniso); else tmp_5 = t_11; end tmp_3 = (Float32(1.0) != Float32(1.0)) ? Float32(tmp_4 * tmp_5) : ((Float32(tmp_4 * tmp_5) != Float32(tmp_4 * tmp_5)) ? Float32(1.0) : max(Float32(1.0), Float32(tmp_4 * tmp_5))); elseif (t_7 > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = t_7; end return tmp_3 end
function tmp_7 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = (dX_46_u * dY_46_v) - (dX_46_v * dY_46_u); t_1 = floor(w) * (floor(h) * t_0); t_2 = dX_46_v * floor(h); t_3 = floor(w) * dY_46_u; t_4 = floor(h) * dY_46_v; t_5 = abs(((floor(w) * floor(h)) * t_0)); t_6 = dX_46_u * floor(w); t_7 = max(((t_6 * t_6) + (t_2 * t_2)), ((t_3 * t_3) + (t_4 * t_4))) / abs(((t_4 * t_6) - (t_3 * t_2))); t_8 = max((hypot(t_6, t_2) ^ single(2.0)), (hypot(t_3, t_4) ^ single(2.0))); t_9 = sqrt(t_8); t_10 = t_9 / floor(maxAniso); t_11 = t_8 / t_1; t_12 = t_11 > floor(maxAniso); tmp = single(0.0); if ((t_8 / t_5) > floor(maxAniso)) tmp = t_10; else tmp = t_5 * (single(1.0) / t_9); end tmp_4 = single(0.0); if (tmp < single(1.0)) tmp_5 = single(0.0); if (t_12) tmp_5 = t_10; else tmp_5 = t_1 / t_9; end tmp_6 = single(0.0); if (t_12) tmp_6 = floor(maxAniso); else tmp_6 = t_11; end tmp_4 = max(single(1.0), (tmp_5 * tmp_6)); elseif (t_7 > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = t_7; end tmp_7 = tmp_4; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot dY.v - dX.v \cdot dY.u\\
t_1 := \left\lfloorw\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot t\_0\right)\\
t_2 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_3 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_4 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_5 := \left|\left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right) \cdot t\_0\right|\\
t_6 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_7 := \frac{\mathsf{max}\left(t\_6 \cdot t\_6 + t\_2 \cdot t\_2, t\_3 \cdot t\_3 + t\_4 \cdot t\_4\right)}{\left|t\_4 \cdot t\_6 - t\_3 \cdot t\_2\right|}\\
t_8 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_6, t\_2\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_3, t\_4\right)\right)}^{2}\right)\\
t_9 := \sqrt{t\_8}\\
t_10 := \frac{t\_9}{\left\lfloormaxAniso\right\rfloor}\\
t_11 := \frac{t\_8}{t\_1}\\
t_12 := t\_11 > \left\lfloormaxAniso\right\rfloor\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{t\_8}{t\_5} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;t\_10\\
\mathbf{else}:\\
\;\;\;\;t\_5 \cdot \frac{1}{t\_9}\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_12:\\
\;\;\;\;t\_10\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_1}{t\_9}\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_12:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_11\\
\end{array}\right)\\
\mathbf{elif}\;t\_7 > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}
\end{array}
Initial program 96.4%
Applied egg-rr96.4%
Simplified96.4%
Taylor expanded in w around 0 96.4%
Simplified96.4%
Final simplification96.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (hypot (* dX.u (floor w)) (* dX.v (floor h))) 2.0))
(t_1 (* (floor w) (* (floor h) (- (* dX.u dY.v) (* dX.v dY.u)))))
(t_2 (* (floor h) dY.v))
(t_3 (fmax t_0 (pow (hypot (* (floor w) dY.u) t_2) 2.0)))
(t_4 (/ (sqrt t_3) (floor maxAniso)))
(t_5 (/ t_3 t_1))
(t_6 (> t_5 (floor maxAniso))))
(if (<
(if t_6
t_4
(*
t_1
(sqrt (/ 1.0 (fmax t_0 (* (pow (floor w) 2.0) (pow dY.u 2.0)))))))
1.0)
(fmax
1.0
(*
(if t_6 t_4 (* t_1 (sqrt (+ (exp (log1p (/ 1.0 t_3))) -1.0))))
(if (> (/ t_3 (* (floor w) (* dX.u t_2))) (floor maxAniso))
(floor maxAniso)
t_5)))
(if t_6 (floor maxAniso) t_5))))
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 = powf(hypotf((dX_46_u * floorf(w)), (dX_46_v * floorf(h))), 2.0f);
float t_1 = floorf(w) * (floorf(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)));
float t_2 = floorf(h) * dY_46_v;
float t_3 = fmaxf(t_0, powf(hypotf((floorf(w) * dY_46_u), t_2), 2.0f));
float t_4 = sqrtf(t_3) / floorf(maxAniso);
float t_5 = t_3 / t_1;
int t_6 = t_5 > floorf(maxAniso);
float tmp;
if (t_6) {
tmp = t_4;
} else {
tmp = t_1 * sqrtf((1.0f / fmaxf(t_0, (powf(floorf(w), 2.0f) * powf(dY_46_u, 2.0f)))));
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_6) {
tmp_4 = t_4;
} else {
tmp_4 = t_1 * sqrtf((expf(log1pf((1.0f / t_3))) + -1.0f));
}
float tmp_5;
if ((t_3 / (floorf(w) * (dX_46_u * t_2))) > floorf(maxAniso)) {
tmp_5 = floorf(maxAniso);
} else {
tmp_5 = t_5;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (t_6) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_5;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = hypot(Float32(dX_46_u * floor(w)), Float32(dX_46_v * floor(h))) ^ Float32(2.0) t_1 = Float32(floor(w) * Float32(floor(h) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)))) t_2 = Float32(floor(h) * dY_46_v) t_3 = (t_0 != t_0) ? (hypot(Float32(floor(w) * dY_46_u), t_2) ^ Float32(2.0)) : (((hypot(Float32(floor(w) * dY_46_u), t_2) ^ Float32(2.0)) != (hypot(Float32(floor(w) * dY_46_u), t_2) ^ Float32(2.0))) ? t_0 : max(t_0, (hypot(Float32(floor(w) * dY_46_u), t_2) ^ Float32(2.0)))) t_4 = Float32(sqrt(t_3) / floor(maxAniso)) t_5 = Float32(t_3 / t_1) t_6 = t_5 > floor(maxAniso) tmp = Float32(0.0) if (t_6) tmp = t_4; else tmp = Float32(t_1 * sqrt(Float32(Float32(1.0) / ((t_0 != t_0) ? Float32((floor(w) ^ Float32(2.0)) * (dY_46_u ^ Float32(2.0))) : ((Float32((floor(w) ^ Float32(2.0)) * (dY_46_u ^ Float32(2.0))) != Float32((floor(w) ^ Float32(2.0)) * (dY_46_u ^ Float32(2.0)))) ? t_0 : max(t_0, Float32((floor(w) ^ Float32(2.0)) * (dY_46_u ^ Float32(2.0))))))))); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_6) tmp_4 = t_4; else tmp_4 = Float32(t_1 * sqrt(Float32(exp(log1p(Float32(Float32(1.0) / t_3))) + Float32(-1.0)))); end tmp_5 = Float32(0.0) if (Float32(t_3 / Float32(floor(w) * Float32(dX_46_u * t_2))) > floor(maxAniso)) tmp_5 = floor(maxAniso); else tmp_5 = t_5; end tmp_3 = (Float32(1.0) != Float32(1.0)) ? Float32(tmp_4 * tmp_5) : ((Float32(tmp_4 * tmp_5) != Float32(tmp_4 * tmp_5)) ? Float32(1.0) : max(Float32(1.0), Float32(tmp_4 * tmp_5))); elseif (t_6) tmp_3 = floor(maxAniso); else tmp_3 = t_5; end return tmp_3 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\mathsf{hypot}\left(dX.u \cdot \left\lfloorw\right\rfloor, dX.v \cdot \left\lfloorh\right\rfloor\right)\right)}^{2}\\
t_1 := \left\lfloorw\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right)\right)\\
t_2 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_3 := \mathsf{max}\left(t\_0, {\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dY.u, t\_2\right)\right)}^{2}\right)\\
t_4 := \frac{\sqrt{t\_3}}{\left\lfloormaxAniso\right\rfloor}\\
t_5 := \frac{t\_3}{t\_1}\\
t_6 := t\_5 > \left\lfloormaxAniso\right\rfloor\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_6:\\
\;\;\;\;t\_4\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot \sqrt{\frac{1}{\mathsf{max}\left(t\_0, {\left(\left\lfloorw\right\rfloor\right)}^{2} \cdot {dY.u}^{2}\right)}}\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_6:\\
\;\;\;\;t\_4\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot \sqrt{e^{\mathsf{log1p}\left(\frac{1}{t\_3}\right)} + -1}\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;\frac{t\_3}{\left\lfloorw\right\rfloor \cdot \left(dX.u \cdot t\_2\right)} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_5\\
\end{array}\right)\\
\mathbf{elif}\;t\_6:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_5\\
\end{array}
\end{array}
Initial program 96.4%
Taylor expanded in w around 0 96.4%
Simplified56.4%
Taylor expanded in dX.u around inf 56.9%
Simplified56.9%
Taylor expanded in dY.u around inf 57.0%
*-commutative97.3%
Simplified57.0%
expm1-log1p-u57.0%
expm1-undefine59.3%
*-commutative59.3%
*-commutative59.3%
Applied egg-rr59.3%
Final simplification59.3%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) (* (floor h) (- (* dX.u dY.v) (* dX.v dY.u)))))
(t_1 (* dX.u (floor w)))
(t_2 (* (floor h) dY.v))
(t_3 (pow (hypot (* (floor w) dY.u) t_2) 2.0))
(t_4 (fmax (pow (hypot t_1 (* dX.v (floor h))) 2.0) t_3))
(t_5 (/ (sqrt t_4) (floor maxAniso)))
(t_6 (/ t_4 t_0))
(t_7 (> t_6 (floor maxAniso))))
(if (< (if t_7 t_5 (* t_0 (sqrt (/ 1.0 t_4)))) 1.0)
(fmax
1.0
(*
(if t_7 t_5 (* t_0 (log (exp (pow t_4 -0.5)))))
(if (> (/ t_4 (* (floor w) (* dX.u t_2))) (floor maxAniso))
(floor maxAniso)
(/ (fmax (pow t_1 2.0) t_3) t_0))))
(if t_7 (floor maxAniso) 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) * (floorf(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)));
float t_1 = dX_46_u * floorf(w);
float t_2 = floorf(h) * dY_46_v;
float t_3 = powf(hypotf((floorf(w) * dY_46_u), t_2), 2.0f);
float t_4 = fmaxf(powf(hypotf(t_1, (dX_46_v * floorf(h))), 2.0f), t_3);
float t_5 = sqrtf(t_4) / floorf(maxAniso);
float t_6 = t_4 / t_0;
int t_7 = t_6 > floorf(maxAniso);
float tmp;
if (t_7) {
tmp = t_5;
} else {
tmp = t_0 * sqrtf((1.0f / t_4));
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_7) {
tmp_4 = t_5;
} else {
tmp_4 = t_0 * logf(expf(powf(t_4, -0.5f)));
}
float tmp_5;
if ((t_4 / (floorf(w) * (dX_46_u * t_2))) > floorf(maxAniso)) {
tmp_5 = floorf(maxAniso);
} else {
tmp_5 = fmaxf(powf(t_1, 2.0f), t_3) / t_0;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (t_7) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_6;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * Float32(floor(h) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)))) t_1 = Float32(dX_46_u * floor(w)) t_2 = Float32(floor(h) * dY_46_v) t_3 = hypot(Float32(floor(w) * dY_46_u), t_2) ^ Float32(2.0) t_4 = ((hypot(t_1, Float32(dX_46_v * floor(h))) ^ Float32(2.0)) != (hypot(t_1, Float32(dX_46_v * floor(h))) ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (hypot(t_1, Float32(dX_46_v * floor(h))) ^ Float32(2.0)) : max((hypot(t_1, Float32(dX_46_v * floor(h))) ^ Float32(2.0)), t_3)) t_5 = Float32(sqrt(t_4) / floor(maxAniso)) t_6 = Float32(t_4 / t_0) t_7 = t_6 > floor(maxAniso) tmp = Float32(0.0) if (t_7) tmp = t_5; else tmp = Float32(t_0 * sqrt(Float32(Float32(1.0) / t_4))); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_7) tmp_4 = t_5; else tmp_4 = Float32(t_0 * log(exp((t_4 ^ Float32(-0.5))))); end tmp_5 = Float32(0.0) if (Float32(t_4 / Float32(floor(w) * Float32(dX_46_u * t_2))) > floor(maxAniso)) tmp_5 = floor(maxAniso); else tmp_5 = Float32((((t_1 ^ Float32(2.0)) != (t_1 ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (t_1 ^ Float32(2.0)) : max((t_1 ^ Float32(2.0)), t_3))) / t_0); end tmp_3 = (Float32(1.0) != Float32(1.0)) ? Float32(tmp_4 * tmp_5) : ((Float32(tmp_4 * tmp_5) != Float32(tmp_4 * tmp_5)) ? Float32(1.0) : max(Float32(1.0), Float32(tmp_4 * tmp_5))); elseif (t_7) tmp_3 = floor(maxAniso); else tmp_3 = t_6; end return tmp_3 end
function tmp_7 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(w) * (floor(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))); t_1 = dX_46_u * floor(w); t_2 = floor(h) * dY_46_v; t_3 = hypot((floor(w) * dY_46_u), t_2) ^ single(2.0); t_4 = max((hypot(t_1, (dX_46_v * floor(h))) ^ single(2.0)), t_3); t_5 = sqrt(t_4) / floor(maxAniso); t_6 = t_4 / t_0; t_7 = t_6 > floor(maxAniso); tmp = single(0.0); if (t_7) tmp = t_5; else tmp = t_0 * sqrt((single(1.0) / t_4)); end tmp_4 = single(0.0); if (tmp < single(1.0)) tmp_5 = single(0.0); if (t_7) tmp_5 = t_5; else tmp_5 = t_0 * log(exp((t_4 ^ single(-0.5)))); end tmp_6 = single(0.0); if ((t_4 / (floor(w) * (dX_46_u * t_2))) > floor(maxAniso)) tmp_6 = floor(maxAniso); else tmp_6 = max((t_1 ^ single(2.0)), t_3) / t_0; end tmp_4 = max(single(1.0), (tmp_5 * tmp_6)); elseif (t_7) tmp_4 = floor(maxAniso); else tmp_4 = t_6; end tmp_7 = tmp_4; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right)\right)\\
t_1 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_2 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_3 := {\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dY.u, t\_2\right)\right)}^{2}\\
t_4 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_1, dX.v \cdot \left\lfloorh\right\rfloor\right)\right)}^{2}, t\_3\right)\\
t_5 := \frac{\sqrt{t\_4}}{\left\lfloormaxAniso\right\rfloor}\\
t_6 := \frac{t\_4}{t\_0}\\
t_7 := t\_6 > \left\lfloormaxAniso\right\rfloor\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot \sqrt{\frac{1}{t\_4}}\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot \log \left(e^{{t\_4}^{-0.5}}\right)\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;\frac{t\_4}{\left\lfloorw\right\rfloor \cdot \left(dX.u \cdot t\_2\right)} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;\frac{\mathsf{max}\left({t\_1}^{2}, t\_3\right)}{t\_0}\\
\end{array}\right)\\
\mathbf{elif}\;t\_7:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_6\\
\end{array}
\end{array}
Initial program 96.4%
Taylor expanded in w around 0 96.4%
Simplified56.4%
Taylor expanded in dX.u around inf 56.9%
Simplified56.9%
add-log-exp58.7%
pow1/258.7%
inv-pow58.7%
pow-pow58.7%
*-commutative58.7%
*-commutative58.7%
metadata-eval58.7%
Applied egg-rr58.7%
Taylor expanded in dX.u around inf 58.4%
unpow258.4%
unpow258.4%
swap-sqr58.4%
unpow258.4%
Simplified58.4%
Final simplification58.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (hypot (* dX.u (floor w)) (* dX.v (floor h))) 2.0))
(t_1 (* (floor h) (- (* dX.u dY.v) (* dX.v dY.u))))
(t_2 (* (floor w) t_1))
(t_3 (* (floor h) dY.v))
(t_4 (fmax t_0 (pow (hypot (* (floor w) dY.u) t_3) 2.0)))
(t_5 (/ (sqrt t_4) (floor maxAniso)))
(t_6 (/ t_4 t_2))
(t_7 (> t_6 (floor maxAniso))))
(if (<
(if t_7
t_5
(*
t_2
(sqrt (/ 1.0 (fmax t_0 (* (pow (floor w) 2.0) (pow dY.u 2.0)))))))
1.0)
(fmax
1.0
(*
(if (> (/ t_4 (* (floor w) (* dX.u t_3))) (floor maxAniso))
(floor maxAniso)
t_6)
(if t_7 t_5 (* t_2 (sqrt (/ 1.0 t_4))))))
(if (> (/ (/ 1.0 (floor w)) (/ t_1 t_4)) (floor maxAniso))
(floor maxAniso)
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 = powf(hypotf((dX_46_u * floorf(w)), (dX_46_v * floorf(h))), 2.0f);
float t_1 = floorf(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u));
float t_2 = floorf(w) * t_1;
float t_3 = floorf(h) * dY_46_v;
float t_4 = fmaxf(t_0, powf(hypotf((floorf(w) * dY_46_u), t_3), 2.0f));
float t_5 = sqrtf(t_4) / floorf(maxAniso);
float t_6 = t_4 / t_2;
int t_7 = t_6 > floorf(maxAniso);
float tmp;
if (t_7) {
tmp = t_5;
} else {
tmp = t_2 * sqrtf((1.0f / fmaxf(t_0, (powf(floorf(w), 2.0f) * powf(dY_46_u, 2.0f)))));
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if ((t_4 / (floorf(w) * (dX_46_u * t_3))) > floorf(maxAniso)) {
tmp_4 = floorf(maxAniso);
} else {
tmp_4 = t_6;
}
float tmp_5;
if (t_7) {
tmp_5 = t_5;
} else {
tmp_5 = t_2 * sqrtf((1.0f / t_4));
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (((1.0f / floorf(w)) / (t_1 / t_4)) > floorf(maxAniso)) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_6;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = hypot(Float32(dX_46_u * floor(w)), Float32(dX_46_v * floor(h))) ^ Float32(2.0) t_1 = Float32(floor(h) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u))) t_2 = Float32(floor(w) * t_1) t_3 = Float32(floor(h) * dY_46_v) t_4 = (t_0 != t_0) ? (hypot(Float32(floor(w) * dY_46_u), t_3) ^ Float32(2.0)) : (((hypot(Float32(floor(w) * dY_46_u), t_3) ^ Float32(2.0)) != (hypot(Float32(floor(w) * dY_46_u), t_3) ^ Float32(2.0))) ? t_0 : max(t_0, (hypot(Float32(floor(w) * dY_46_u), t_3) ^ Float32(2.0)))) t_5 = Float32(sqrt(t_4) / floor(maxAniso)) t_6 = Float32(t_4 / t_2) t_7 = t_6 > floor(maxAniso) tmp = Float32(0.0) if (t_7) tmp = t_5; else tmp = Float32(t_2 * sqrt(Float32(Float32(1.0) / ((t_0 != t_0) ? Float32((floor(w) ^ Float32(2.0)) * (dY_46_u ^ Float32(2.0))) : ((Float32((floor(w) ^ Float32(2.0)) * (dY_46_u ^ Float32(2.0))) != Float32((floor(w) ^ Float32(2.0)) * (dY_46_u ^ Float32(2.0)))) ? t_0 : max(t_0, Float32((floor(w) ^ Float32(2.0)) * (dY_46_u ^ Float32(2.0))))))))); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (Float32(t_4 / Float32(floor(w) * Float32(dX_46_u * t_3))) > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = t_6; end tmp_5 = Float32(0.0) if (t_7) tmp_5 = t_5; else tmp_5 = Float32(t_2 * sqrt(Float32(Float32(1.0) / t_4))); end tmp_3 = (Float32(1.0) != Float32(1.0)) ? Float32(tmp_4 * tmp_5) : ((Float32(tmp_4 * tmp_5) != Float32(tmp_4 * tmp_5)) ? Float32(1.0) : max(Float32(1.0), Float32(tmp_4 * tmp_5))); elseif (Float32(Float32(Float32(1.0) / floor(w)) / Float32(t_1 / t_4)) > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = t_6; end return tmp_3 end
function tmp_7 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = hypot((dX_46_u * floor(w)), (dX_46_v * floor(h))) ^ single(2.0); t_1 = floor(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)); t_2 = floor(w) * t_1; t_3 = floor(h) * dY_46_v; t_4 = max(t_0, (hypot((floor(w) * dY_46_u), t_3) ^ single(2.0))); t_5 = sqrt(t_4) / floor(maxAniso); t_6 = t_4 / t_2; t_7 = t_6 > floor(maxAniso); tmp = single(0.0); if (t_7) tmp = t_5; else tmp = t_2 * sqrt((single(1.0) / max(t_0, ((floor(w) ^ single(2.0)) * (dY_46_u ^ single(2.0)))))); end tmp_4 = single(0.0); if (tmp < single(1.0)) tmp_5 = single(0.0); if ((t_4 / (floor(w) * (dX_46_u * t_3))) > floor(maxAniso)) tmp_5 = floor(maxAniso); else tmp_5 = t_6; end tmp_6 = single(0.0); if (t_7) tmp_6 = t_5; else tmp_6 = t_2 * sqrt((single(1.0) / t_4)); end tmp_4 = max(single(1.0), (tmp_5 * tmp_6)); elseif (((single(1.0) / floor(w)) / (t_1 / t_4)) > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = t_6; end tmp_7 = tmp_4; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\mathsf{hypot}\left(dX.u \cdot \left\lfloorw\right\rfloor, dX.v \cdot \left\lfloorh\right\rfloor\right)\right)}^{2}\\
t_1 := \left\lfloorh\right\rfloor \cdot \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right)\\
t_2 := \left\lfloorw\right\rfloor \cdot t\_1\\
t_3 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_4 := \mathsf{max}\left(t\_0, {\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dY.u, t\_3\right)\right)}^{2}\right)\\
t_5 := \frac{\sqrt{t\_4}}{\left\lfloormaxAniso\right\rfloor}\\
t_6 := \frac{t\_4}{t\_2}\\
t_7 := t\_6 > \left\lfloormaxAniso\right\rfloor\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_2 \cdot \sqrt{\frac{1}{\mathsf{max}\left(t\_0, {\left(\left\lfloorw\right\rfloor\right)}^{2} \cdot {dY.u}^{2}\right)}}\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;\frac{t\_4}{\left\lfloorw\right\rfloor \cdot \left(dX.u \cdot t\_3\right)} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_6\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_2 \cdot \sqrt{\frac{1}{t\_4}}\\
\end{array}\right)\\
\mathbf{elif}\;\frac{\frac{1}{\left\lfloorw\right\rfloor}}{\frac{t\_1}{t\_4}} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_6\\
\end{array}
\end{array}
Initial program 96.4%
Taylor expanded in w around 0 96.4%
Simplified56.4%
Taylor expanded in dX.u around inf 56.9%
Simplified56.9%
Taylor expanded in dY.u around inf 57.0%
*-commutative97.3%
Simplified57.0%
clear-num57.0%
inv-pow57.0%
*-commutative57.0%
*-commutative57.0%
Applied egg-rr57.0%
unpow-157.0%
associate-/l*58.3%
associate-/r*58.3%
*-commutative58.3%
*-commutative58.3%
Simplified58.3%
Final simplification58.3%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (- (* dX.u dY.v) (* dX.v dY.u)))
(t_1 (pow (hypot (* (floor w) dY.u) (* (floor h) dY.v)) 2.0))
(t_2 (* (* (floor w) (floor h)) t_0))
(t_3 (* dX.u (floor w)))
(t_4 (fmax (pow (hypot t_3 (* dX.v (floor h))) 2.0) t_1))
(t_5 (sqrt t_4))
(t_6 (/ t_5 (floor maxAniso)))
(t_7 (/ t_4 t_2))
(t_8 (> t_7 (floor maxAniso))))
(if (< (if t_8 t_6 (* (floor w) (* (/ 1.0 t_5) (* (floor h) t_0)))) 1.0)
(fmax
1.0
(*
(if t_8
t_6
(* (- (floor w)) (* dX.v (* (sqrt (/ 1.0 t_4)) (* (floor h) dY.u)))))
(if t_8 (floor maxAniso) (/ (fmax (pow t_3 2.0) t_1) t_2))))
(if t_8 (floor maxAniso) t_7))))
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 = (dX_46_u * dY_46_v) - (dX_46_v * dY_46_u);
float t_1 = powf(hypotf((floorf(w) * dY_46_u), (floorf(h) * dY_46_v)), 2.0f);
float t_2 = (floorf(w) * floorf(h)) * t_0;
float t_3 = dX_46_u * floorf(w);
float t_4 = fmaxf(powf(hypotf(t_3, (dX_46_v * floorf(h))), 2.0f), t_1);
float t_5 = sqrtf(t_4);
float t_6 = t_5 / floorf(maxAniso);
float t_7 = t_4 / t_2;
int t_8 = t_7 > floorf(maxAniso);
float tmp;
if (t_8) {
tmp = t_6;
} else {
tmp = floorf(w) * ((1.0f / t_5) * (floorf(h) * t_0));
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_8) {
tmp_4 = t_6;
} else {
tmp_4 = -floorf(w) * (dX_46_v * (sqrtf((1.0f / t_4)) * (floorf(h) * dY_46_u)));
}
float tmp_5;
if (t_8) {
tmp_5 = floorf(maxAniso);
} else {
tmp_5 = fmaxf(powf(t_3, 2.0f), t_1) / t_2;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (t_8) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_7;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)) t_1 = hypot(Float32(floor(w) * dY_46_u), Float32(floor(h) * dY_46_v)) ^ Float32(2.0) t_2 = Float32(Float32(floor(w) * floor(h)) * t_0) t_3 = Float32(dX_46_u * floor(w)) t_4 = ((hypot(t_3, Float32(dX_46_v * floor(h))) ^ Float32(2.0)) != (hypot(t_3, Float32(dX_46_v * floor(h))) ^ Float32(2.0))) ? t_1 : ((t_1 != t_1) ? (hypot(t_3, Float32(dX_46_v * floor(h))) ^ Float32(2.0)) : max((hypot(t_3, Float32(dX_46_v * floor(h))) ^ Float32(2.0)), t_1)) t_5 = sqrt(t_4) t_6 = Float32(t_5 / floor(maxAniso)) t_7 = Float32(t_4 / t_2) t_8 = t_7 > floor(maxAniso) tmp = Float32(0.0) if (t_8) tmp = t_6; else tmp = Float32(floor(w) * Float32(Float32(Float32(1.0) / t_5) * Float32(floor(h) * t_0))); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_8) tmp_4 = t_6; else tmp_4 = Float32(Float32(-floor(w)) * Float32(dX_46_v * Float32(sqrt(Float32(Float32(1.0) / t_4)) * Float32(floor(h) * dY_46_u)))); end tmp_5 = Float32(0.0) if (t_8) tmp_5 = floor(maxAniso); else tmp_5 = Float32((((t_3 ^ Float32(2.0)) != (t_3 ^ Float32(2.0))) ? t_1 : ((t_1 != t_1) ? (t_3 ^ Float32(2.0)) : max((t_3 ^ Float32(2.0)), t_1))) / t_2); end tmp_3 = (Float32(1.0) != Float32(1.0)) ? Float32(tmp_4 * tmp_5) : ((Float32(tmp_4 * tmp_5) != Float32(tmp_4 * tmp_5)) ? Float32(1.0) : max(Float32(1.0), Float32(tmp_4 * tmp_5))); elseif (t_8) tmp_3 = floor(maxAniso); else tmp_3 = t_7; end return tmp_3 end
function tmp_7 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = (dX_46_u * dY_46_v) - (dX_46_v * dY_46_u); t_1 = hypot((floor(w) * dY_46_u), (floor(h) * dY_46_v)) ^ single(2.0); t_2 = (floor(w) * floor(h)) * t_0; t_3 = dX_46_u * floor(w); t_4 = max((hypot(t_3, (dX_46_v * floor(h))) ^ single(2.0)), t_1); t_5 = sqrt(t_4); t_6 = t_5 / floor(maxAniso); t_7 = t_4 / t_2; t_8 = t_7 > floor(maxAniso); tmp = single(0.0); if (t_8) tmp = t_6; else tmp = floor(w) * ((single(1.0) / t_5) * (floor(h) * t_0)); end tmp_4 = single(0.0); if (tmp < single(1.0)) tmp_5 = single(0.0); if (t_8) tmp_5 = t_6; else tmp_5 = -floor(w) * (dX_46_v * (sqrt((single(1.0) / t_4)) * (floor(h) * dY_46_u))); end tmp_6 = single(0.0); if (t_8) tmp_6 = floor(maxAniso); else tmp_6 = max((t_3 ^ single(2.0)), t_1) / t_2; end tmp_4 = max(single(1.0), (tmp_5 * tmp_6)); elseif (t_8) tmp_4 = floor(maxAniso); else tmp_4 = t_7; end tmp_7 = tmp_4; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot dY.v - dX.v \cdot dY.u\\
t_1 := {\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dY.u, \left\lfloorh\right\rfloor \cdot dY.v\right)\right)}^{2}\\
t_2 := \left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right) \cdot t\_0\\
t_3 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_4 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_3, dX.v \cdot \left\lfloorh\right\rfloor\right)\right)}^{2}, t\_1\right)\\
t_5 := \sqrt{t\_4}\\
t_6 := \frac{t\_5}{\left\lfloormaxAniso\right\rfloor}\\
t_7 := \frac{t\_4}{t\_2}\\
t_8 := t\_7 > \left\lfloormaxAniso\right\rfloor\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_8:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;\left\lfloorw\right\rfloor \cdot \left(\frac{1}{t\_5} \cdot \left(\left\lfloorh\right\rfloor \cdot t\_0\right)\right)\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_8:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;\left(-\left\lfloorw\right\rfloor\right) \cdot \left(dX.v \cdot \left(\sqrt{\frac{1}{t\_4}} \cdot \left(\left\lfloorh\right\rfloor \cdot dY.u\right)\right)\right)\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_8:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;\frac{\mathsf{max}\left({t\_3}^{2}, t\_1\right)}{t\_2}\\
\end{array}\right)\\
\mathbf{elif}\;t\_8:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}
\end{array}
Initial program 96.4%
Taylor expanded in w around 0 96.4%
Simplified56.4%
Taylor expanded in dX.u around 0 56.4%
Simplified56.9%
Taylor expanded in dX.u around 0 57.7%
Simplified57.7%
Taylor expanded in dX.u around inf 58.1%
unpow258.4%
unpow258.4%
swap-sqr58.4%
unpow258.4%
Simplified58.1%
Final simplification58.1%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) (* (floor h) (- (* dX.u dY.v) (* dX.v dY.u)))))
(t_1 (* dX.u (floor w)))
(t_2 (pow (hypot t_1 (* dX.v (floor h))) 2.0))
(t_3 (* (floor h) dY.v))
(t_4 (pow (hypot (* (floor w) dY.u) t_3) 2.0))
(t_5 (fmax t_2 t_4))
(t_6 (/ (sqrt t_5) (floor maxAniso)))
(t_7 (/ t_5 t_0))
(t_8 (> t_7 (floor maxAniso))))
(if (<
(if t_8
t_6
(*
t_0
(sqrt (/ 1.0 (fmax t_2 (* (pow (floor w) 2.0) (pow dY.u 2.0)))))))
1.0)
(fmax
1.0
(*
(if (> (/ t_5 (* (floor w) (* dX.u t_3))) (floor maxAniso))
(floor maxAniso)
t_7)
(if (> (/ (fmax (pow t_1 2.0) t_4) t_0) (floor maxAniso))
t_6
(* t_0 (sqrt (/ 1.0 t_5))))))
(if t_8 (floor maxAniso) t_7))))
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) * (floorf(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)));
float t_1 = dX_46_u * floorf(w);
float t_2 = powf(hypotf(t_1, (dX_46_v * floorf(h))), 2.0f);
float t_3 = floorf(h) * dY_46_v;
float t_4 = powf(hypotf((floorf(w) * dY_46_u), t_3), 2.0f);
float t_5 = fmaxf(t_2, t_4);
float t_6 = sqrtf(t_5) / floorf(maxAniso);
float t_7 = t_5 / t_0;
int t_8 = t_7 > floorf(maxAniso);
float tmp;
if (t_8) {
tmp = t_6;
} else {
tmp = t_0 * sqrtf((1.0f / fmaxf(t_2, (powf(floorf(w), 2.0f) * powf(dY_46_u, 2.0f)))));
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if ((t_5 / (floorf(w) * (dX_46_u * t_3))) > floorf(maxAniso)) {
tmp_4 = floorf(maxAniso);
} else {
tmp_4 = t_7;
}
float tmp_5;
if ((fmaxf(powf(t_1, 2.0f), t_4) / t_0) > floorf(maxAniso)) {
tmp_5 = t_6;
} else {
tmp_5 = t_0 * sqrtf((1.0f / t_5));
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (t_8) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_7;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * Float32(floor(h) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)))) t_1 = Float32(dX_46_u * floor(w)) t_2 = hypot(t_1, Float32(dX_46_v * floor(h))) ^ Float32(2.0) t_3 = Float32(floor(h) * dY_46_v) t_4 = hypot(Float32(floor(w) * dY_46_u), t_3) ^ Float32(2.0) t_5 = (t_2 != t_2) ? t_4 : ((t_4 != t_4) ? t_2 : max(t_2, t_4)) t_6 = Float32(sqrt(t_5) / floor(maxAniso)) t_7 = Float32(t_5 / t_0) t_8 = t_7 > floor(maxAniso) tmp = Float32(0.0) if (t_8) tmp = t_6; else tmp = Float32(t_0 * sqrt(Float32(Float32(1.0) / ((t_2 != t_2) ? Float32((floor(w) ^ Float32(2.0)) * (dY_46_u ^ Float32(2.0))) : ((Float32((floor(w) ^ Float32(2.0)) * (dY_46_u ^ Float32(2.0))) != Float32((floor(w) ^ Float32(2.0)) * (dY_46_u ^ Float32(2.0)))) ? t_2 : max(t_2, Float32((floor(w) ^ Float32(2.0)) * (dY_46_u ^ Float32(2.0))))))))); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (Float32(t_5 / Float32(floor(w) * Float32(dX_46_u * t_3))) > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = t_7; end tmp_5 = Float32(0.0) if (Float32((((t_1 ^ Float32(2.0)) != (t_1 ^ Float32(2.0))) ? t_4 : ((t_4 != t_4) ? (t_1 ^ Float32(2.0)) : max((t_1 ^ Float32(2.0)), t_4))) / t_0) > floor(maxAniso)) tmp_5 = t_6; else tmp_5 = Float32(t_0 * sqrt(Float32(Float32(1.0) / t_5))); end tmp_3 = (Float32(1.0) != Float32(1.0)) ? Float32(tmp_4 * tmp_5) : ((Float32(tmp_4 * tmp_5) != Float32(tmp_4 * tmp_5)) ? Float32(1.0) : max(Float32(1.0), Float32(tmp_4 * tmp_5))); elseif (t_8) tmp_3 = floor(maxAniso); else tmp_3 = t_7; end return tmp_3 end
function tmp_7 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(w) * (floor(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))); t_1 = dX_46_u * floor(w); t_2 = hypot(t_1, (dX_46_v * floor(h))) ^ single(2.0); t_3 = floor(h) * dY_46_v; t_4 = hypot((floor(w) * dY_46_u), t_3) ^ single(2.0); t_5 = max(t_2, t_4); t_6 = sqrt(t_5) / floor(maxAniso); t_7 = t_5 / t_0; t_8 = t_7 > floor(maxAniso); tmp = single(0.0); if (t_8) tmp = t_6; else tmp = t_0 * sqrt((single(1.0) / max(t_2, ((floor(w) ^ single(2.0)) * (dY_46_u ^ single(2.0)))))); end tmp_4 = single(0.0); if (tmp < single(1.0)) tmp_5 = single(0.0); if ((t_5 / (floor(w) * (dX_46_u * t_3))) > floor(maxAniso)) tmp_5 = floor(maxAniso); else tmp_5 = t_7; end tmp_6 = single(0.0); if ((max((t_1 ^ single(2.0)), t_4) / t_0) > floor(maxAniso)) tmp_6 = t_6; else tmp_6 = t_0 * sqrt((single(1.0) / t_5)); end tmp_4 = max(single(1.0), (tmp_5 * tmp_6)); elseif (t_8) tmp_4 = floor(maxAniso); else tmp_4 = t_7; end tmp_7 = tmp_4; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right)\right)\\
t_1 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_2 := {\left(\mathsf{hypot}\left(t\_1, dX.v \cdot \left\lfloorh\right\rfloor\right)\right)}^{2}\\
t_3 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_4 := {\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dY.u, t\_3\right)\right)}^{2}\\
t_5 := \mathsf{max}\left(t\_2, t\_4\right)\\
t_6 := \frac{\sqrt{t\_5}}{\left\lfloormaxAniso\right\rfloor}\\
t_7 := \frac{t\_5}{t\_0}\\
t_8 := t\_7 > \left\lfloormaxAniso\right\rfloor\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_8:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot \sqrt{\frac{1}{\mathsf{max}\left(t\_2, {\left(\left\lfloorw\right\rfloor\right)}^{2} \cdot {dY.u}^{2}\right)}}\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;\frac{t\_5}{\left\lfloorw\right\rfloor \cdot \left(dX.u \cdot t\_3\right)} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left({t\_1}^{2}, t\_4\right)}{t\_0} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot \sqrt{\frac{1}{t\_5}}\\
\end{array}\right)\\
\mathbf{elif}\;t\_8:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}
\end{array}
Initial program 96.4%
Taylor expanded in w around 0 96.4%
Simplified56.4%
Taylor expanded in dX.u around inf 56.9%
Simplified56.9%
Taylor expanded in dY.u around inf 57.0%
*-commutative97.3%
Simplified57.0%
Taylor expanded in dX.u around inf 57.0%
unpow258.4%
unpow258.4%
swap-sqr58.4%
unpow258.4%
Simplified57.0%
Final simplification57.0%
herbie shell --seed 2024119
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:name "Anisotropic x16 LOD (ratio of anisotropy)"
: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 (< (if (> (/ (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)))) (fabs (- (* (* (floor w) dX.u) (* (floor h) dY.v)) (* (* (floor h) dX.v) (* (floor w) dY.u))))) (floor maxAniso)) (/ (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 maxAniso)) (/ (fabs (- (* (* (floor w) dX.u) (* (floor h) dY.v)) (* (* (floor h) dX.v) (* (floor w) dY.u)))) (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))))))) 1.0) (fmax 1.0 (* (if (> (/ (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)))) (fabs (- (* (* (floor w) dX.u) (* (floor h) dY.v)) (* (* (floor h) dX.v) (* (floor w) dY.u))))) (floor maxAniso)) (floor maxAniso) (/ (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)))) (fabs (- (* (* (floor w) dX.u) (* (floor h) dY.v)) (* (* (floor h) dX.v) (* (floor w) dY.u)))))) (if (> (/ (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)))) (fabs (- (* (* (floor w) dX.u) (* (floor h) dY.v)) (* (* (floor h) dX.v) (* (floor w) dY.u))))) (floor maxAniso)) (/ (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 maxAniso)) (/ (fabs (- (* (* (floor w) dX.u) (* (floor h) dY.v)) (* (* (floor h) dX.v) (* (floor w) dY.u)))) (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))))))))) (if (> (/ (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)))) (fabs (- (* (* (floor w) dX.u) (* (floor h) dY.v)) (* (* (floor h) dX.v) (* (floor w) dY.u))))) (floor maxAniso)) (floor maxAniso) (/ (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)))) (fabs (- (* (* (floor w) dX.u) (* (floor h) dY.v)) (* (* (floor h) dX.v) (* (floor w) dY.u))))))))