
(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 10 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 (* (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))))
(if (< t_9 1.0)
(fmax 1.0 (* t_9 (if t_8 (floor maxAniso) t_7)))
(if (>
(/ t_4 (fabs (* (floor w) (* (floor h) (* dX.v dY.u)))))
(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 = 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_2;
if (t_9 < 1.0f) {
float tmp_3;
if (t_8) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_7;
}
tmp_2 = fmaxf(1.0f, (t_9 * tmp_3));
} else if ((t_4 / fabsf((floorf(w) * (floorf(h) * (dX_46_v * dY_46_u))))) > floorf(maxAniso)) {
tmp_2 = floorf(maxAniso);
} else {
tmp_2 = t_7;
}
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_2 = Float32(0.0) if (t_9 < Float32(1.0)) tmp_3 = Float32(0.0) if (t_8) tmp_3 = floor(maxAniso); else tmp_3 = t_7; end tmp_2 = (Float32(1.0) != Float32(1.0)) ? Float32(t_9 * tmp_3) : ((Float32(t_9 * tmp_3) != Float32(t_9 * tmp_3)) ? Float32(1.0) : max(Float32(1.0), Float32(t_9 * tmp_3))); elseif (Float32(t_4 / abs(Float32(floor(w) * Float32(floor(h) * Float32(dX_46_v * dY_46_u))))) > floor(maxAniso)) tmp_2 = floor(maxAniso); else tmp_2 = t_7; 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 = 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_3 = single(0.0); if (t_9 < single(1.0)) tmp_4 = single(0.0); if (t_8) tmp_4 = floor(maxAniso); else tmp_4 = t_7; end tmp_3 = max(single(1.0), (t_9 * tmp_4)); elseif ((t_4 / abs((floor(w) * (floor(h) * (dX_46_v * dY_46_u))))) > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = t_7; end tmp_5 = 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}\\
\mathbf{if}\;t\_9 < 1:\\
\;\;\;\;\mathsf{max}\left(1, t\_9 \cdot \begin{array}{l}
\mathbf{if}\;t\_8:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}\right)\\
\mathbf{elif}\;\frac{t\_4}{\left|\left\lfloorw\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot \left(dX.v \cdot dY.u\right)\right)\right|} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}
\end{array}
Initial program 97.2%
Taylor expanded in dX.u around 0 97.9%
mul-1-neg97.9%
associate-*r*97.9%
distribute-rgt-neg-in97.9%
*-commutative97.9%
distribute-rgt-neg-in97.9%
associate-*l*97.9%
*-commutative97.9%
associate-*l*97.9%
Simplified97.9%
Final simplification97.9%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (pow (hypot (* (floor w) dY.u) (* (floor h) dY.v)) 2.0))
(t_2 (fmax (pow (hypot (* (floor w) dX.u) t_0) 2.0) t_1))
(t_3
(fabs (* (- (* dX.u dY.v) (* dX.v dY.u)) (* (floor w) (floor h)))))
(t_4 (/ t_2 t_3))
(t_5 (> t_4 (floor maxAniso)))
(t_6
(if t_5 (/ (sqrt t_2) (floor maxAniso)) (* t_3 (sqrt (/ 1.0 t_2))))))
(if (< t_6 1.0)
(fmax
1.0
(* t_6 (if t_5 (floor maxAniso) (/ (fmax (pow t_0 2.0) t_1) t_3))))
(if (>
(/ t_2 (fabs (* (floor w) (* (floor h) (* dX.v dY.u)))))
(floor maxAniso))
(floor maxAniso)
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(h) * dX_46_v;
float t_1 = powf(hypotf((floorf(w) * dY_46_u), (floorf(h) * dY_46_v)), 2.0f);
float t_2 = fmaxf(powf(hypotf((floorf(w) * dX_46_u), t_0), 2.0f), t_1);
float t_3 = fabsf((((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)) * (floorf(w) * floorf(h))));
float t_4 = t_2 / t_3;
int t_5 = t_4 > floorf(maxAniso);
float tmp;
if (t_5) {
tmp = sqrtf(t_2) / floorf(maxAniso);
} else {
tmp = t_3 * sqrtf((1.0f / t_2));
}
float t_6 = tmp;
float tmp_2;
if (t_6 < 1.0f) {
float tmp_3;
if (t_5) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = fmaxf(powf(t_0, 2.0f), t_1) / t_3;
}
tmp_2 = fmaxf(1.0f, (t_6 * tmp_3));
} else if ((t_2 / fabsf((floorf(w) * (floorf(h) * (dX_46_v * dY_46_u))))) > floorf(maxAniso)) {
tmp_2 = floorf(maxAniso);
} else {
tmp_2 = t_4;
}
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 = hypot(Float32(floor(w) * dY_46_u), Float32(floor(h) * dY_46_v)) ^ Float32(2.0) t_2 = ((hypot(Float32(floor(w) * dX_46_u), t_0) ^ Float32(2.0)) != (hypot(Float32(floor(w) * dX_46_u), t_0) ^ Float32(2.0))) ? t_1 : ((t_1 != t_1) ? (hypot(Float32(floor(w) * dX_46_u), t_0) ^ Float32(2.0)) : max((hypot(Float32(floor(w) * dX_46_u), t_0) ^ Float32(2.0)), t_1)) t_3 = abs(Float32(Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)) * Float32(floor(w) * floor(h)))) t_4 = Float32(t_2 / t_3) t_5 = t_4 > floor(maxAniso) tmp = Float32(0.0) if (t_5) tmp = Float32(sqrt(t_2) / floor(maxAniso)); else tmp = Float32(t_3 * sqrt(Float32(Float32(1.0) / t_2))); end t_6 = tmp tmp_2 = Float32(0.0) if (t_6 < Float32(1.0)) tmp_3 = Float32(0.0) if (t_5) tmp_3 = floor(maxAniso); else tmp_3 = Float32((((t_0 ^ Float32(2.0)) != (t_0 ^ Float32(2.0))) ? t_1 : ((t_1 != t_1) ? (t_0 ^ Float32(2.0)) : max((t_0 ^ Float32(2.0)), t_1))) / t_3); end tmp_2 = (Float32(1.0) != Float32(1.0)) ? Float32(t_6 * tmp_3) : ((Float32(t_6 * tmp_3) != Float32(t_6 * tmp_3)) ? Float32(1.0) : max(Float32(1.0), Float32(t_6 * tmp_3))); elseif (Float32(t_2 / abs(Float32(floor(w) * Float32(floor(h) * Float32(dX_46_v * dY_46_u))))) > floor(maxAniso)) tmp_2 = floor(maxAniso); else tmp_2 = t_4; 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 = floor(h) * dX_46_v; t_1 = hypot((floor(w) * dY_46_u), (floor(h) * dY_46_v)) ^ single(2.0); t_2 = max((hypot((floor(w) * dX_46_u), t_0) ^ single(2.0)), t_1); t_3 = abs((((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)) * (floor(w) * floor(h)))); t_4 = t_2 / t_3; t_5 = t_4 > floor(maxAniso); tmp = single(0.0); if (t_5) tmp = sqrt(t_2) / floor(maxAniso); else tmp = t_3 * sqrt((single(1.0) / t_2)); end t_6 = tmp; tmp_3 = single(0.0); if (t_6 < single(1.0)) tmp_4 = single(0.0); if (t_5) tmp_4 = floor(maxAniso); else tmp_4 = max((t_0 ^ single(2.0)), t_1) / t_3; end tmp_3 = max(single(1.0), (t_6 * tmp_4)); elseif ((t_2 / abs((floor(w) * (floor(h) * (dX_46_v * dY_46_u))))) > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = t_4; end tmp_5 = tmp_3; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dX.v\\
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 := \mathsf{max}\left({\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dX.u, t\_0\right)\right)}^{2}, t\_1\right)\\
t_3 := \left|\left(dX.u \cdot dY.v - dX.v \cdot dY.u\right) \cdot \left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right)\right|\\
t_4 := \frac{t\_2}{t\_3}\\
t_5 := t\_4 > \left\lfloormaxAniso\right\rfloor\\
t_6 := \begin{array}{l}
\mathbf{if}\;t\_5:\\
\;\;\;\;\frac{\sqrt{t\_2}}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;t\_3 \cdot \sqrt{\frac{1}{t\_2}}\\
\end{array}\\
\mathbf{if}\;t\_6 < 1:\\
\;\;\;\;\mathsf{max}\left(1, t\_6 \cdot \begin{array}{l}
\mathbf{if}\;t\_5:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;\frac{\mathsf{max}\left({t\_0}^{2}, t\_1\right)}{t\_3}\\
\end{array}\right)\\
\mathbf{elif}\;\frac{t\_2}{\left|\left\lfloorw\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot \left(dX.v \cdot dY.u\right)\right)\right|} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_4\\
\end{array}
\end{array}
Initial program 97.2%
Taylor expanded in dX.u around 0 97.9%
mul-1-neg97.9%
associate-*r*97.9%
distribute-rgt-neg-in97.9%
*-commutative97.9%
distribute-rgt-neg-in97.9%
associate-*l*97.9%
*-commutative97.9%
associate-*l*97.9%
Simplified97.9%
Taylor expanded in w around 0 97.9%
Simplified97.9%
Taylor expanded in dX.u around 0 97.9%
Simplified97.9%
Taylor expanded in dX.u around 0 97.9%
unpow297.9%
unpow297.9%
swap-sqr97.9%
unpow297.9%
Simplified97.9%
Final simplification97.9%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (hypot (* (floor w) dX.u) (* (floor h) dX.v)) 2.0))
(t_1 (- (* dX.u dY.v) (* dX.v dY.u)))
(t_2 (* t_1 (* (floor w) (floor h))))
(t_3 (* (floor h) dY.v))
(t_4 (* (floor w) dY.u))
(t_5 (fmax t_0 (pow (hypot t_3 t_4) 2.0)))
(t_6 (/ t_5 t_2))
(t_7 (> t_6 (floor maxAniso)))
(t_8
(if t_7 (/ (sqrt t_5) (floor maxAniso)) (* t_2 (sqrt (/ 1.0 t_5))))))
(if (< t_8 1.0)
(fmax
1.0
(*
t_8
(if t_7
(floor maxAniso)
(expm1
(log1p
(/
(fmax t_0 (pow (hypot t_4 t_3) 2.0))
(* (floor h) (* (floor w) t_1))))))))
(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 = powf(hypotf((floorf(w) * dX_46_u), (floorf(h) * dX_46_v)), 2.0f);
float t_1 = (dX_46_u * dY_46_v) - (dX_46_v * dY_46_u);
float t_2 = t_1 * (floorf(w) * floorf(h));
float t_3 = floorf(h) * dY_46_v;
float t_4 = floorf(w) * dY_46_u;
float t_5 = fmaxf(t_0, powf(hypotf(t_3, t_4), 2.0f));
float t_6 = t_5 / t_2;
int t_7 = t_6 > floorf(maxAniso);
float tmp;
if (t_7) {
tmp = sqrtf(t_5) / floorf(maxAniso);
} else {
tmp = t_2 * sqrtf((1.0f / t_5));
}
float t_8 = tmp;
float tmp_2;
if (t_8 < 1.0f) {
float tmp_3;
if (t_7) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = expm1f(log1pf((fmaxf(t_0, powf(hypotf(t_4, t_3), 2.0f)) / (floorf(h) * (floorf(w) * t_1)))));
}
tmp_2 = fmaxf(1.0f, (t_8 * tmp_3));
} else if (t_7) {
tmp_2 = floorf(maxAniso);
} else {
tmp_2 = t_6;
}
return tmp_2;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = hypot(Float32(floor(w) * dX_46_u), Float32(floor(h) * dX_46_v)) ^ Float32(2.0) t_1 = Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)) t_2 = Float32(t_1 * Float32(floor(w) * floor(h))) t_3 = Float32(floor(h) * dY_46_v) t_4 = Float32(floor(w) * dY_46_u) t_5 = (t_0 != t_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))) ? t_0 : max(t_0, (hypot(t_3, t_4) ^ Float32(2.0)))) t_6 = Float32(t_5 / t_2) t_7 = t_6 > floor(maxAniso) tmp = Float32(0.0) if (t_7) tmp = Float32(sqrt(t_5) / floor(maxAniso)); else tmp = Float32(t_2 * sqrt(Float32(Float32(1.0) / t_5))); end t_8 = tmp tmp_2 = Float32(0.0) if (t_8 < Float32(1.0)) tmp_3 = Float32(0.0) if (t_7) tmp_3 = floor(maxAniso); else tmp_3 = expm1(log1p(Float32(((t_0 != t_0) ? (hypot(t_4, t_3) ^ Float32(2.0)) : (((hypot(t_4, t_3) ^ Float32(2.0)) != (hypot(t_4, t_3) ^ Float32(2.0))) ? t_0 : max(t_0, (hypot(t_4, t_3) ^ Float32(2.0))))) / Float32(floor(h) * Float32(floor(w) * t_1))))); end tmp_2 = (Float32(1.0) != Float32(1.0)) ? Float32(t_8 * tmp_3) : ((Float32(t_8 * tmp_3) != Float32(t_8 * tmp_3)) ? Float32(1.0) : max(Float32(1.0), Float32(t_8 * tmp_3))); elseif (t_7) tmp_2 = floor(maxAniso); else tmp_2 = t_6; end return tmp_2 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dX.u, \left\lfloorh\right\rfloor \cdot dX.v\right)\right)}^{2}\\
t_1 := dX.u \cdot dY.v - dX.v \cdot dY.u\\
t_2 := t\_1 \cdot \left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right)\\
t_3 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_4 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_5 := \mathsf{max}\left(t\_0, {\left(\mathsf{hypot}\left(t\_3, t\_4\right)\right)}^{2}\right)\\
t_6 := \frac{t\_5}{t\_2}\\
t_7 := t\_6 > \left\lfloormaxAniso\right\rfloor\\
t_8 := \begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;\frac{\sqrt{t\_5}}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;t\_2 \cdot \sqrt{\frac{1}{t\_5}}\\
\end{array}\\
\mathbf{if}\;t\_8 < 1:\\
\;\;\;\;\mathsf{max}\left(1, t\_8 \cdot \begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\mathsf{max}\left(t\_0, {\left(\mathsf{hypot}\left(t\_4, t\_3\right)\right)}^{2}\right)}{\left\lfloorh\right\rfloor \cdot \left(\left\lfloorw\right\rfloor \cdot t\_1\right)}\right)\right)\\
\end{array}\right)\\
\mathbf{elif}\;t\_7:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_6\\
\end{array}
\end{array}
Initial program 97.2%
Simplified97.2%
Taylor expanded in w around 0 97.2%
Simplified64.3%
expm1-log1p-u66.8%
Applied egg-rr66.8%
Final simplification66.8%
(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)) (* (floor w) (floor h))))
(t_1 (* (floor h) dY.v))
(t_2 (* (floor w) dY.u))
(t_3 (pow (hypot (* (floor w) dX.u) (* (floor h) dX.v)) 2.0))
(t_4 (fmax t_3 (pow (hypot t_1 t_2) 2.0)))
(t_5 (/ (sqrt t_4) (floor maxAniso)))
(t_6 (/ t_4 t_0))
(t_7 (> t_6 (floor maxAniso)))
(t_8 (if t_7 (floor maxAniso) t_6)))
(if (< (if t_7 t_5 (* t_0 (sqrt (/ 1.0 t_4)))) 1.0)
(fmax
1.0
(*
t_8
(if t_7
t_5
(* t_0 (log (exp (pow (fmax t_3 (pow (hypot t_2 t_1) 2.0)) -0.5)))))))
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 = ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)) * (floorf(w) * floorf(h));
float t_1 = floorf(h) * dY_46_v;
float t_2 = floorf(w) * dY_46_u;
float t_3 = powf(hypotf((floorf(w) * dX_46_u), (floorf(h) * dX_46_v)), 2.0f);
float t_4 = fmaxf(t_3, powf(hypotf(t_1, t_2), 2.0f));
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 = floorf(maxAniso);
} else {
tmp = t_6;
}
float t_8 = tmp;
float tmp_1;
if (t_7) {
tmp_1 = t_5;
} else {
tmp_1 = t_0 * sqrtf((1.0f / t_4));
}
float tmp_3;
if (tmp_1 < 1.0f) {
float tmp_4;
if (t_7) {
tmp_4 = t_5;
} else {
tmp_4 = t_0 * logf(expf(powf(fmaxf(t_3, powf(hypotf(t_2, t_1), 2.0f)), -0.5f)));
}
tmp_3 = fmaxf(1.0f, (t_8 * tmp_4));
} else {
tmp_3 = t_8;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)) * Float32(floor(w) * floor(h))) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(floor(w) * dY_46_u) t_3 = hypot(Float32(floor(w) * dX_46_u), Float32(floor(h) * dX_46_v)) ^ Float32(2.0) t_4 = (t_3 != t_3) ? (hypot(t_1, t_2) ^ Float32(2.0)) : (((hypot(t_1, t_2) ^ Float32(2.0)) != (hypot(t_1, t_2) ^ Float32(2.0))) ? t_3 : max(t_3, (hypot(t_1, t_2) ^ Float32(2.0)))) 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 = floor(maxAniso); else tmp = t_6; end t_8 = tmp tmp_1 = Float32(0.0) if (t_7) tmp_1 = t_5; else tmp_1 = Float32(t_0 * sqrt(Float32(Float32(1.0) / t_4))); end tmp_3 = Float32(0.0) if (tmp_1 < Float32(1.0)) tmp_4 = Float32(0.0) if (t_7) tmp_4 = t_5; else tmp_4 = Float32(t_0 * log(exp((((t_3 != t_3) ? (hypot(t_2, t_1) ^ Float32(2.0)) : (((hypot(t_2, t_1) ^ Float32(2.0)) != (hypot(t_2, t_1) ^ Float32(2.0))) ? t_3 : max(t_3, (hypot(t_2, t_1) ^ Float32(2.0))))) ^ Float32(-0.5))))); end tmp_3 = (Float32(1.0) != Float32(1.0)) ? Float32(t_8 * tmp_4) : ((Float32(t_8 * tmp_4) != Float32(t_8 * tmp_4)) ? Float32(1.0) : max(Float32(1.0), Float32(t_8 * tmp_4))); else tmp_3 = t_8; end return tmp_3 end
function tmp_6 = 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)) * (floor(w) * floor(h)); t_1 = floor(h) * dY_46_v; t_2 = floor(w) * dY_46_u; t_3 = hypot((floor(w) * dX_46_u), (floor(h) * dX_46_v)) ^ single(2.0); t_4 = max(t_3, (hypot(t_1, t_2) ^ single(2.0))); 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 = floor(maxAniso); else tmp = t_6; end t_8 = tmp; tmp_2 = single(0.0); if (t_7) tmp_2 = t_5; else tmp_2 = t_0 * sqrt((single(1.0) / t_4)); end tmp_4 = single(0.0); if (tmp_2 < single(1.0)) tmp_5 = single(0.0); if (t_7) tmp_5 = t_5; else tmp_5 = t_0 * log(exp((max(t_3, (hypot(t_2, t_1) ^ single(2.0))) ^ single(-0.5)))); end tmp_4 = max(single(1.0), (t_8 * tmp_5)); else tmp_4 = t_8; end tmp_6 = tmp_4; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right) \cdot \left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right)\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_3 := {\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dX.u, \left\lfloorh\right\rfloor \cdot dX.v\right)\right)}^{2}\\
t_4 := \mathsf{max}\left(t\_3, {\left(\mathsf{hypot}\left(t\_1, t\_2\right)\right)}^{2}\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\\
t_8 := \begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_6\\
\end{array}\\
\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, t\_8 \cdot \begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot \log \left(e^{{\left(\mathsf{max}\left(t\_3, {\left(\mathsf{hypot}\left(t\_2, t\_1\right)\right)}^{2}\right)\right)}^{-0.5}}\right)\\
\end{array}\right)\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}
\end{array}
Initial program 97.2%
Simplified97.2%
Taylor expanded in w around 0 97.2%
Simplified64.3%
Applied egg-rr66.5%
Final simplification66.5%
(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)) (* (floor w) (floor h))))
(t_1 (* (floor h) dY.v))
(t_2 (* (floor w) dY.u))
(t_3 (pow (hypot (* (floor w) dX.u) (* (floor h) dX.v)) 2.0))
(t_4 (fmax t_3 (pow (hypot t_1 t_2) 2.0)))
(t_5 (/ (sqrt t_4) (floor maxAniso)))
(t_6 (/ t_4 t_0))
(t_7 (> t_6 (floor maxAniso)))
(t_8 (if t_7 (floor maxAniso) t_6)))
(if (< (if t_7 t_5 (* t_0 (sqrt (/ 1.0 t_4)))) 1.0)
(fmax
1.0
(*
t_8
(if t_7
t_5
(*
t_0
(pow
(pow (/ 1.0 (fmax t_3 (pow (hypot t_2 t_1) 2.0))) 1.5)
0.3333333333333333)))))
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 = ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)) * (floorf(w) * floorf(h));
float t_1 = floorf(h) * dY_46_v;
float t_2 = floorf(w) * dY_46_u;
float t_3 = powf(hypotf((floorf(w) * dX_46_u), (floorf(h) * dX_46_v)), 2.0f);
float t_4 = fmaxf(t_3, powf(hypotf(t_1, t_2), 2.0f));
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 = floorf(maxAniso);
} else {
tmp = t_6;
}
float t_8 = tmp;
float tmp_1;
if (t_7) {
tmp_1 = t_5;
} else {
tmp_1 = t_0 * sqrtf((1.0f / t_4));
}
float tmp_3;
if (tmp_1 < 1.0f) {
float tmp_4;
if (t_7) {
tmp_4 = t_5;
} else {
tmp_4 = t_0 * powf(powf((1.0f / fmaxf(t_3, powf(hypotf(t_2, t_1), 2.0f))), 1.5f), 0.3333333333333333f);
}
tmp_3 = fmaxf(1.0f, (t_8 * tmp_4));
} else {
tmp_3 = t_8;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)) * Float32(floor(w) * floor(h))) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(floor(w) * dY_46_u) t_3 = hypot(Float32(floor(w) * dX_46_u), Float32(floor(h) * dX_46_v)) ^ Float32(2.0) t_4 = (t_3 != t_3) ? (hypot(t_1, t_2) ^ Float32(2.0)) : (((hypot(t_1, t_2) ^ Float32(2.0)) != (hypot(t_1, t_2) ^ Float32(2.0))) ? t_3 : max(t_3, (hypot(t_1, t_2) ^ Float32(2.0)))) 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 = floor(maxAniso); else tmp = t_6; end t_8 = tmp tmp_1 = Float32(0.0) if (t_7) tmp_1 = t_5; else tmp_1 = Float32(t_0 * sqrt(Float32(Float32(1.0) / t_4))); end tmp_3 = Float32(0.0) if (tmp_1 < Float32(1.0)) tmp_4 = Float32(0.0) if (t_7) tmp_4 = t_5; else tmp_4 = Float32(t_0 * ((Float32(Float32(1.0) / ((t_3 != t_3) ? (hypot(t_2, t_1) ^ Float32(2.0)) : (((hypot(t_2, t_1) ^ Float32(2.0)) != (hypot(t_2, t_1) ^ Float32(2.0))) ? t_3 : max(t_3, (hypot(t_2, t_1) ^ Float32(2.0)))))) ^ Float32(1.5)) ^ Float32(0.3333333333333333))); end tmp_3 = (Float32(1.0) != Float32(1.0)) ? Float32(t_8 * tmp_4) : ((Float32(t_8 * tmp_4) != Float32(t_8 * tmp_4)) ? Float32(1.0) : max(Float32(1.0), Float32(t_8 * tmp_4))); else tmp_3 = t_8; end return tmp_3 end
function tmp_6 = 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)) * (floor(w) * floor(h)); t_1 = floor(h) * dY_46_v; t_2 = floor(w) * dY_46_u; t_3 = hypot((floor(w) * dX_46_u), (floor(h) * dX_46_v)) ^ single(2.0); t_4 = max(t_3, (hypot(t_1, t_2) ^ single(2.0))); 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 = floor(maxAniso); else tmp = t_6; end t_8 = tmp; tmp_2 = single(0.0); if (t_7) tmp_2 = t_5; else tmp_2 = t_0 * sqrt((single(1.0) / t_4)); end tmp_4 = single(0.0); if (tmp_2 < single(1.0)) tmp_5 = single(0.0); if (t_7) tmp_5 = t_5; else tmp_5 = t_0 * (((single(1.0) / max(t_3, (hypot(t_2, t_1) ^ single(2.0)))) ^ single(1.5)) ^ single(0.3333333333333333)); end tmp_4 = max(single(1.0), (t_8 * tmp_5)); else tmp_4 = t_8; end tmp_6 = tmp_4; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right) \cdot \left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right)\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_3 := {\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dX.u, \left\lfloorh\right\rfloor \cdot dX.v\right)\right)}^{2}\\
t_4 := \mathsf{max}\left(t\_3, {\left(\mathsf{hypot}\left(t\_1, t\_2\right)\right)}^{2}\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\\
t_8 := \begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_6\\
\end{array}\\
\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, t\_8 \cdot \begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot {\left({\left(\frac{1}{\mathsf{max}\left(t\_3, {\left(\mathsf{hypot}\left(t\_2, t\_1\right)\right)}^{2}\right)}\right)}^{1.5}\right)}^{0.3333333333333333}\\
\end{array}\right)\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}
\end{array}
Initial program 97.2%
Simplified97.2%
Taylor expanded in w around 0 97.2%
Simplified64.3%
add-cbrt-cube65.8%
pow1/365.8%
Applied egg-rr65.8%
Final simplification65.8%
(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)) (* (floor w) (floor h))))
(t_1 (* (floor h) dY.v))
(t_2 (* (floor w) dY.u))
(t_3 (pow (hypot (* (floor w) dX.u) (* (floor h) dX.v)) 2.0))
(t_4 (fmax t_3 (pow (hypot t_1 t_2) 2.0)))
(t_5 (/ (sqrt t_4) (floor maxAniso)))
(t_6 (/ t_4 t_0))
(t_7 (> t_6 (floor maxAniso)))
(t_8 (if t_7 (floor maxAniso) t_6)))
(if (< (if t_7 t_5 (* t_0 (sqrt (/ 1.0 t_4)))) 1.0)
(fmax
1.0
(*
t_8
(if t_7
t_5
(*
t_0
(cbrt (pow (/ 1.0 (fmax t_3 (pow (hypot t_2 t_1) 2.0))) 1.5))))))
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 = ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)) * (floorf(w) * floorf(h));
float t_1 = floorf(h) * dY_46_v;
float t_2 = floorf(w) * dY_46_u;
float t_3 = powf(hypotf((floorf(w) * dX_46_u), (floorf(h) * dX_46_v)), 2.0f);
float t_4 = fmaxf(t_3, powf(hypotf(t_1, t_2), 2.0f));
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 = floorf(maxAniso);
} else {
tmp = t_6;
}
float t_8 = tmp;
float tmp_1;
if (t_7) {
tmp_1 = t_5;
} else {
tmp_1 = t_0 * sqrtf((1.0f / t_4));
}
float tmp_3;
if (tmp_1 < 1.0f) {
float tmp_4;
if (t_7) {
tmp_4 = t_5;
} else {
tmp_4 = t_0 * cbrtf(powf((1.0f / fmaxf(t_3, powf(hypotf(t_2, t_1), 2.0f))), 1.5f));
}
tmp_3 = fmaxf(1.0f, (t_8 * tmp_4));
} else {
tmp_3 = t_8;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)) * Float32(floor(w) * floor(h))) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(floor(w) * dY_46_u) t_3 = hypot(Float32(floor(w) * dX_46_u), Float32(floor(h) * dX_46_v)) ^ Float32(2.0) t_4 = (t_3 != t_3) ? (hypot(t_1, t_2) ^ Float32(2.0)) : (((hypot(t_1, t_2) ^ Float32(2.0)) != (hypot(t_1, t_2) ^ Float32(2.0))) ? t_3 : max(t_3, (hypot(t_1, t_2) ^ Float32(2.0)))) 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 = floor(maxAniso); else tmp = t_6; end t_8 = tmp tmp_1 = Float32(0.0) if (t_7) tmp_1 = t_5; else tmp_1 = Float32(t_0 * sqrt(Float32(Float32(1.0) / t_4))); end tmp_3 = Float32(0.0) if (tmp_1 < Float32(1.0)) tmp_4 = Float32(0.0) if (t_7) tmp_4 = t_5; else tmp_4 = Float32(t_0 * cbrt((Float32(Float32(1.0) / ((t_3 != t_3) ? (hypot(t_2, t_1) ^ Float32(2.0)) : (((hypot(t_2, t_1) ^ Float32(2.0)) != (hypot(t_2, t_1) ^ Float32(2.0))) ? t_3 : max(t_3, (hypot(t_2, t_1) ^ Float32(2.0)))))) ^ Float32(1.5)))); end tmp_3 = (Float32(1.0) != Float32(1.0)) ? Float32(t_8 * tmp_4) : ((Float32(t_8 * tmp_4) != Float32(t_8 * tmp_4)) ? Float32(1.0) : max(Float32(1.0), Float32(t_8 * tmp_4))); else tmp_3 = t_8; end return tmp_3 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right) \cdot \left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right)\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_3 := {\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dX.u, \left\lfloorh\right\rfloor \cdot dX.v\right)\right)}^{2}\\
t_4 := \mathsf{max}\left(t\_3, {\left(\mathsf{hypot}\left(t\_1, t\_2\right)\right)}^{2}\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\\
t_8 := \begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_6\\
\end{array}\\
\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, t\_8 \cdot \begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot \sqrt[3]{{\left(\frac{1}{\mathsf{max}\left(t\_3, {\left(\mathsf{hypot}\left(t\_2, t\_1\right)\right)}^{2}\right)}\right)}^{1.5}}\\
\end{array}\right)\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}
\end{array}
Initial program 97.2%
Simplified97.2%
Taylor expanded in w around 0 97.2%
Simplified64.3%
add-cbrt-cube65.8%
add-sqr-sqrt65.8%
pow165.8%
Applied egg-rr65.8%
Final simplification65.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (hypot (* (floor w) dX.u) (* (floor h) dX.v)) 2.0))
(t_1 (* (- (* dX.u dY.v) (* dX.v dY.u)) (* (floor w) (floor h))))
(t_2 (* (floor h) dY.v))
(t_3 (* (floor w) dY.u))
(t_4 (fmax t_0 (pow (hypot t_2 t_3) 2.0)))
(t_5 (/ t_4 t_1))
(t_6 (> t_5 (floor maxAniso)))
(t_7
(if t_6 (/ (sqrt t_4) (floor maxAniso)) (* t_1 (sqrt (/ 1.0 t_4))))))
(if (< t_7 1.0)
(fmax 1.0 (* t_7 (if t_6 (floor maxAniso) t_5)))
(if (>
(/
-1.0
(*
(floor h)
(/
(* (floor w) (- (* dX.v dY.u) (* dX.u dY.v)))
(fmax t_0 (pow (hypot t_3 t_2) 2.0)))))
(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 = powf(hypotf((floorf(w) * dX_46_u), (floorf(h) * dX_46_v)), 2.0f);
float t_1 = ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)) * (floorf(w) * floorf(h));
float t_2 = floorf(h) * dY_46_v;
float t_3 = floorf(w) * dY_46_u;
float t_4 = fmaxf(t_0, powf(hypotf(t_2, t_3), 2.0f));
float t_5 = t_4 / t_1;
int t_6 = t_5 > floorf(maxAniso);
float tmp;
if (t_6) {
tmp = sqrtf(t_4) / floorf(maxAniso);
} else {
tmp = t_1 * sqrtf((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 = t_5;
}
tmp_2 = fmaxf(1.0f, (t_7 * tmp_3));
} else if ((-1.0f / (floorf(h) * ((floorf(w) * ((dX_46_v * dY_46_u) - (dX_46_u * dY_46_v))) / fmaxf(t_0, powf(hypotf(t_3, t_2), 2.0f))))) > 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 = hypot(Float32(floor(w) * dX_46_u), Float32(floor(h) * dX_46_v)) ^ Float32(2.0) t_1 = Float32(Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)) * Float32(floor(w) * floor(h))) t_2 = Float32(floor(h) * dY_46_v) t_3 = Float32(floor(w) * dY_46_u) t_4 = (t_0 != t_0) ? (hypot(t_2, t_3) ^ Float32(2.0)) : (((hypot(t_2, t_3) ^ Float32(2.0)) != (hypot(t_2, t_3) ^ Float32(2.0))) ? t_0 : max(t_0, (hypot(t_2, t_3) ^ Float32(2.0)))) t_5 = Float32(t_4 / t_1) t_6 = t_5 > floor(maxAniso) tmp = Float32(0.0) if (t_6) tmp = Float32(sqrt(t_4) / floor(maxAniso)); else tmp = Float32(t_1 * sqrt(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 = t_5; 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(Float32(-1.0) / Float32(floor(h) * Float32(Float32(floor(w) * Float32(Float32(dX_46_v * dY_46_u) - Float32(dX_46_u * dY_46_v))) / ((t_0 != t_0) ? (hypot(t_3, t_2) ^ Float32(2.0)) : (((hypot(t_3, t_2) ^ Float32(2.0)) != (hypot(t_3, t_2) ^ Float32(2.0))) ? t_0 : max(t_0, (hypot(t_3, t_2) ^ Float32(2.0)))))))) > 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 = hypot((floor(w) * dX_46_u), (floor(h) * dX_46_v)) ^ single(2.0); t_1 = ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)) * (floor(w) * floor(h)); t_2 = floor(h) * dY_46_v; t_3 = floor(w) * dY_46_u; t_4 = max(t_0, (hypot(t_2, t_3) ^ single(2.0))); t_5 = t_4 / t_1; t_6 = t_5 > floor(maxAniso); tmp = single(0.0); if (t_6) tmp = sqrt(t_4) / floor(maxAniso); else tmp = t_1 * sqrt((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 = t_5; end tmp_3 = max(single(1.0), (t_7 * tmp_4)); elseif ((single(-1.0) / (floor(h) * ((floor(w) * ((dX_46_v * dY_46_u) - (dX_46_u * dY_46_v))) / max(t_0, (hypot(t_3, t_2) ^ single(2.0)))))) > 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 := {\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dX.u, \left\lfloorh\right\rfloor \cdot dX.v\right)\right)}^{2}\\
t_1 := \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right) \cdot \left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right)\\
t_2 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_3 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_4 := \mathsf{max}\left(t\_0, {\left(\mathsf{hypot}\left(t\_2, t\_3\right)\right)}^{2}\right)\\
t_5 := \frac{t\_4}{t\_1}\\
t_6 := t\_5 > \left\lfloormaxAniso\right\rfloor\\
t_7 := \begin{array}{l}
\mathbf{if}\;t\_6:\\
\;\;\;\;\frac{\sqrt{t\_4}}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot \sqrt{\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}:\\
\;\;\;\;t\_5\\
\end{array}\right)\\
\mathbf{elif}\;\frac{-1}{\left\lfloorh\right\rfloor \cdot \frac{\left\lfloorw\right\rfloor \cdot \left(dX.v \cdot dY.u - dX.u \cdot dY.v\right)}{\mathsf{max}\left(t\_0, {\left(\mathsf{hypot}\left(t\_3, t\_2\right)\right)}^{2}\right)}} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_5\\
\end{array}
\end{array}
Initial program 97.2%
Simplified97.2%
Taylor expanded in w around 0 97.2%
Simplified64.3%
clear-num64.3%
inv-pow64.3%
Applied egg-rr64.3%
unpow-164.3%
associate-/l*65.1%
*-commutative65.1%
*-commutative65.1%
Simplified65.1%
Final simplification65.1%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (pow (hypot (* (floor w) dX.u) t_0) 2.0))
(t_2 (- (* dX.u dY.v) (* dX.v dY.u)))
(t_3 (* t_2 (* (floor w) (floor h))))
(t_4 (* (floor h) dY.v))
(t_5 (* (floor w) dY.u))
(t_6 (pow (hypot t_5 t_4) 2.0))
(t_7 (fmax t_1 (pow (hypot t_4 t_5) 2.0)))
(t_8 (/ t_7 t_3))
(t_9 (> t_8 (floor maxAniso)))
(t_10
(if t_9 (/ (sqrt t_7) (floor maxAniso)) (* t_3 (sqrt (/ 1.0 t_7))))))
(if (< t_10 1.0)
(fmax
1.0
(*
t_10
(if (>
(/
(fmax (pow t_0 2.0) t_6)
(* (floor w) (* (floor h) (* dX.u dY.v))))
(floor maxAniso))
(floor maxAniso)
(expm1 (log1p (/ (fmax t_1 t_6) (* (floor h) (* (floor w) t_2))))))))
(if t_9 (floor maxAniso) 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 = powf(hypotf((floorf(w) * dX_46_u), t_0), 2.0f);
float t_2 = (dX_46_u * dY_46_v) - (dX_46_v * dY_46_u);
float t_3 = t_2 * (floorf(w) * floorf(h));
float t_4 = floorf(h) * dY_46_v;
float t_5 = floorf(w) * dY_46_u;
float t_6 = powf(hypotf(t_5, t_4), 2.0f);
float t_7 = fmaxf(t_1, powf(hypotf(t_4, t_5), 2.0f));
float t_8 = t_7 / t_3;
int t_9 = t_8 > floorf(maxAniso);
float tmp;
if (t_9) {
tmp = sqrtf(t_7) / floorf(maxAniso);
} else {
tmp = t_3 * sqrtf((1.0f / t_7));
}
float t_10 = tmp;
float tmp_2;
if (t_10 < 1.0f) {
float tmp_3;
if ((fmaxf(powf(t_0, 2.0f), t_6) / (floorf(w) * (floorf(h) * (dX_46_u * dY_46_v)))) > floorf(maxAniso)) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = expm1f(log1pf((fmaxf(t_1, t_6) / (floorf(h) * (floorf(w) * t_2)))));
}
tmp_2 = fmaxf(1.0f, (t_10 * tmp_3));
} else if (t_9) {
tmp_2 = floorf(maxAniso);
} else {
tmp_2 = t_8;
}
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 = hypot(Float32(floor(w) * dX_46_u), t_0) ^ Float32(2.0) t_2 = Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)) t_3 = Float32(t_2 * Float32(floor(w) * floor(h))) t_4 = Float32(floor(h) * dY_46_v) t_5 = Float32(floor(w) * dY_46_u) t_6 = hypot(t_5, t_4) ^ Float32(2.0) t_7 = (t_1 != t_1) ? (hypot(t_4, t_5) ^ Float32(2.0)) : (((hypot(t_4, t_5) ^ Float32(2.0)) != (hypot(t_4, t_5) ^ Float32(2.0))) ? t_1 : max(t_1, (hypot(t_4, t_5) ^ Float32(2.0)))) t_8 = Float32(t_7 / t_3) t_9 = t_8 > floor(maxAniso) tmp = Float32(0.0) if (t_9) tmp = Float32(sqrt(t_7) / floor(maxAniso)); else tmp = Float32(t_3 * sqrt(Float32(Float32(1.0) / t_7))); end t_10 = tmp tmp_2 = Float32(0.0) if (t_10 < Float32(1.0)) tmp_3 = Float32(0.0) if (Float32((((t_0 ^ Float32(2.0)) != (t_0 ^ Float32(2.0))) ? t_6 : ((t_6 != t_6) ? (t_0 ^ Float32(2.0)) : max((t_0 ^ Float32(2.0)), t_6))) / Float32(floor(w) * Float32(floor(h) * Float32(dX_46_u * dY_46_v)))) > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = expm1(log1p(Float32(((t_1 != t_1) ? t_6 : ((t_6 != t_6) ? t_1 : max(t_1, t_6))) / Float32(floor(h) * Float32(floor(w) * t_2))))); end tmp_2 = (Float32(1.0) != Float32(1.0)) ? Float32(t_10 * tmp_3) : ((Float32(t_10 * tmp_3) != Float32(t_10 * tmp_3)) ? Float32(1.0) : max(Float32(1.0), Float32(t_10 * tmp_3))); elseif (t_9) tmp_2 = floor(maxAniso); else tmp_2 = t_8; end return tmp_2 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_1 := {\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dX.u, t\_0\right)\right)}^{2}\\
t_2 := dX.u \cdot dY.v - dX.v \cdot dY.u\\
t_3 := t\_2 \cdot \left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right)\\
t_4 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_5 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_6 := {\left(\mathsf{hypot}\left(t\_5, t\_4\right)\right)}^{2}\\
t_7 := \mathsf{max}\left(t\_1, {\left(\mathsf{hypot}\left(t\_4, t\_5\right)\right)}^{2}\right)\\
t_8 := \frac{t\_7}{t\_3}\\
t_9 := t\_8 > \left\lfloormaxAniso\right\rfloor\\
t_10 := \begin{array}{l}
\mathbf{if}\;t\_9:\\
\;\;\;\;\frac{\sqrt{t\_7}}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;t\_3 \cdot \sqrt{\frac{1}{t\_7}}\\
\end{array}\\
\mathbf{if}\;t\_10 < 1:\\
\;\;\;\;\mathsf{max}\left(1, t\_10 \cdot \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left({t\_0}^{2}, t\_6\right)}{\left\lfloorw\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot \left(dX.u \cdot dY.v\right)\right)} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;\mathsf{expm1}\left(\mathsf{log1p}\left(\frac{\mathsf{max}\left(t\_1, t\_6\right)}{\left\lfloorh\right\rfloor \cdot \left(\left\lfloorw\right\rfloor \cdot t\_2\right)}\right)\right)\\
\end{array}\right)\\
\mathbf{elif}\;t\_9:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}
\end{array}
Initial program 97.2%
Simplified97.2%
Taylor expanded in w around 0 97.2%
Simplified64.3%
expm1-log1p-u66.8%
Applied egg-rr66.8%
Taylor expanded in dX.u around inf 65.5%
Simplified65.5%
Taylor expanded in dX.u around 0 64.9%
unpow297.9%
unpow297.9%
swap-sqr97.9%
unpow297.9%
Simplified64.9%
Final simplification64.9%
(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
(fmax
(pow (hypot (* (floor h) dX.v) (* (floor w) dX.u)) 2.0)
(pow (hypot (* (floor w) dY.u) (* (floor h) dY.v)) 2.0)))
(t_2 (/ t_1 (* (floor w) (floor h))))
(t_3 (/ t_2 t_0))
(t_4
(if (> (/ t_2 (* dX.u dY.v)) (floor maxAniso))
(/ (sqrt t_1) (floor maxAniso))
(* (* (floor w) (* (floor h) t_0)) (sqrt (/ 1.0 t_1)))))
(t_5 (if (> t_3 (floor maxAniso)) (floor maxAniso) t_3)))
(if (< t_4 1.0) (fmax 1.0 (* t_4 t_5)) 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_u * dY_46_v) - (dX_46_v * dY_46_u);
float t_1 = fmaxf(powf(hypotf((floorf(h) * dX_46_v), (floorf(w) * dX_46_u)), 2.0f), powf(hypotf((floorf(w) * dY_46_u), (floorf(h) * dY_46_v)), 2.0f));
float t_2 = t_1 / (floorf(w) * floorf(h));
float t_3 = t_2 / t_0;
float tmp;
if ((t_2 / (dX_46_u * dY_46_v)) > floorf(maxAniso)) {
tmp = sqrtf(t_1) / floorf(maxAniso);
} else {
tmp = (floorf(w) * (floorf(h) * t_0)) * sqrtf((1.0f / t_1));
}
float t_4 = tmp;
float tmp_1;
if (t_3 > floorf(maxAniso)) {
tmp_1 = floorf(maxAniso);
} else {
tmp_1 = t_3;
}
float t_5 = tmp_1;
float tmp_2;
if (t_4 < 1.0f) {
tmp_2 = fmaxf(1.0f, (t_4 * t_5));
} 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(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)) t_1 = ((hypot(Float32(floor(h) * dX_46_v), Float32(floor(w) * dX_46_u)) ^ Float32(2.0)) != (hypot(Float32(floor(h) * dX_46_v), Float32(floor(w) * dX_46_u)) ^ Float32(2.0))) ? (hypot(Float32(floor(w) * dY_46_u), Float32(floor(h) * dY_46_v)) ^ Float32(2.0)) : (((hypot(Float32(floor(w) * dY_46_u), Float32(floor(h) * dY_46_v)) ^ Float32(2.0)) != (hypot(Float32(floor(w) * dY_46_u), Float32(floor(h) * dY_46_v)) ^ Float32(2.0))) ? (hypot(Float32(floor(h) * dX_46_v), Float32(floor(w) * dX_46_u)) ^ Float32(2.0)) : max((hypot(Float32(floor(h) * dX_46_v), Float32(floor(w) * dX_46_u)) ^ Float32(2.0)), (hypot(Float32(floor(w) * dY_46_u), Float32(floor(h) * dY_46_v)) ^ Float32(2.0)))) t_2 = Float32(t_1 / Float32(floor(w) * floor(h))) t_3 = Float32(t_2 / t_0) tmp = Float32(0.0) if (Float32(t_2 / Float32(dX_46_u * dY_46_v)) > floor(maxAniso)) tmp = Float32(sqrt(t_1) / floor(maxAniso)); else tmp = Float32(Float32(floor(w) * Float32(floor(h) * t_0)) * sqrt(Float32(Float32(1.0) / t_1))); end t_4 = tmp tmp_1 = Float32(0.0) if (t_3 > floor(maxAniso)) tmp_1 = floor(maxAniso); else tmp_1 = t_3; end t_5 = tmp_1 tmp_2 = Float32(0.0) if (t_4 < Float32(1.0)) tmp_2 = (Float32(1.0) != Float32(1.0)) ? Float32(t_4 * t_5) : ((Float32(t_4 * t_5) != Float32(t_4 * t_5)) ? Float32(1.0) : max(Float32(1.0), Float32(t_4 * t_5))); else tmp_2 = t_5; 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 = (dX_46_u * dY_46_v) - (dX_46_v * dY_46_u); t_1 = max((hypot((floor(h) * dX_46_v), (floor(w) * dX_46_u)) ^ single(2.0)), (hypot((floor(w) * dY_46_u), (floor(h) * dY_46_v)) ^ single(2.0))); t_2 = t_1 / (floor(w) * floor(h)); t_3 = t_2 / t_0; tmp = single(0.0); if ((t_2 / (dX_46_u * dY_46_v)) > floor(maxAniso)) tmp = sqrt(t_1) / floor(maxAniso); else tmp = (floor(w) * (floor(h) * t_0)) * sqrt((single(1.0) / t_1)); end t_4 = tmp; tmp_2 = single(0.0); if (t_3 > floor(maxAniso)) tmp_2 = floor(maxAniso); else tmp_2 = t_3; end t_5 = tmp_2; tmp_3 = single(0.0); if (t_4 < single(1.0)) tmp_3 = max(single(1.0), (t_4 * t_5)); else tmp_3 = t_5; end tmp_4 = tmp_3; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot dY.v - dX.v \cdot dY.u\\
t_1 := \mathsf{max}\left({\left(\mathsf{hypot}\left(\left\lfloorh\right\rfloor \cdot dX.v, \left\lfloorw\right\rfloor \cdot dX.u\right)\right)}^{2}, {\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dY.u, \left\lfloorh\right\rfloor \cdot dY.v\right)\right)}^{2}\right)\\
t_2 := \frac{t\_1}{\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor}\\
t_3 := \frac{t\_2}{t\_0}\\
t_4 := \begin{array}{l}
\mathbf{if}\;\frac{t\_2}{dX.u \cdot dY.v} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{\sqrt{t\_1}}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\left(\left\lfloorw\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot t\_0\right)\right) \cdot \sqrt{\frac{1}{t\_1}}\\
\end{array}\\
t_5 := \begin{array}{l}
\mathbf{if}\;t\_3 > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_3\\
\end{array}\\
\mathbf{if}\;t\_4 < 1:\\
\;\;\;\;\mathsf{max}\left(1, t\_4 \cdot t\_5\right)\\
\mathbf{else}:\\
\;\;\;\;t\_5\\
\end{array}
\end{array}
Initial program 97.2%
Simplified97.2%
Taylor expanded in w around 0 97.2%
Simplified64.3%
Taylor expanded in dX.u around inf 54.6%
Simplified54.6%
Taylor expanded in dX.u around inf 55.5%
Simplified55.5%
Taylor expanded in dX.u around 0 55.5%
Simplified57.1%
Final simplification57.1%
(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)) (* (floor w) (floor h))))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dY.v))
(t_3 (* (floor w) (* (floor h) (* dX.u dY.v))))
(t_4 (* (floor h) dX.v))
(t_5 (pow (hypot (* (floor w) dX.u) t_4) 2.0))
(t_6 (fmax t_5 (pow (hypot t_2 t_1) 2.0)))
(t_7 (/ t_6 t_0))
(t_8 (if (> t_7 (floor maxAniso)) (floor maxAniso) t_7))
(t_9 (/ (sqrt t_6) (floor maxAniso)))
(t_10 (pow (hypot t_1 t_2) 2.0))
(t_11 (* t_0 (sqrt (/ 1.0 t_6)))))
(if (< (if (> (/ (fmax t_5 t_10) t_3) (floor maxAniso)) t_9 t_11) 1.0)
(fmax
1.0
(*
t_8
(if (> (/ (fmax (pow t_4 2.0) t_10) t_3) (floor maxAniso)) t_9 t_11)))
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 = ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)) * (floorf(w) * floorf(h));
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dY_46_v;
float t_3 = floorf(w) * (floorf(h) * (dX_46_u * dY_46_v));
float t_4 = floorf(h) * dX_46_v;
float t_5 = powf(hypotf((floorf(w) * dX_46_u), t_4), 2.0f);
float t_6 = fmaxf(t_5, powf(hypotf(t_2, t_1), 2.0f));
float t_7 = t_6 / t_0;
float tmp;
if (t_7 > floorf(maxAniso)) {
tmp = floorf(maxAniso);
} else {
tmp = t_7;
}
float t_8 = tmp;
float t_9 = sqrtf(t_6) / floorf(maxAniso);
float t_10 = powf(hypotf(t_1, t_2), 2.0f);
float t_11 = t_0 * sqrtf((1.0f / t_6));
float tmp_1;
if ((fmaxf(t_5, t_10) / t_3) > floorf(maxAniso)) {
tmp_1 = t_9;
} else {
tmp_1 = t_11;
}
float tmp_3;
if (tmp_1 < 1.0f) {
float tmp_4;
if ((fmaxf(powf(t_4, 2.0f), t_10) / t_3) > floorf(maxAniso)) {
tmp_4 = t_9;
} else {
tmp_4 = t_11;
}
tmp_3 = fmaxf(1.0f, (t_8 * tmp_4));
} else {
tmp_3 = t_8;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)) * Float32(floor(w) * floor(h))) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dY_46_v) t_3 = Float32(floor(w) * Float32(floor(h) * Float32(dX_46_u * dY_46_v))) t_4 = Float32(floor(h) * dX_46_v) t_5 = hypot(Float32(floor(w) * dX_46_u), t_4) ^ Float32(2.0) t_6 = (t_5 != t_5) ? (hypot(t_2, t_1) ^ Float32(2.0)) : (((hypot(t_2, t_1) ^ Float32(2.0)) != (hypot(t_2, t_1) ^ Float32(2.0))) ? t_5 : max(t_5, (hypot(t_2, t_1) ^ Float32(2.0)))) t_7 = Float32(t_6 / t_0) tmp = Float32(0.0) if (t_7 > floor(maxAniso)) tmp = floor(maxAniso); else tmp = t_7; end t_8 = tmp t_9 = Float32(sqrt(t_6) / floor(maxAniso)) t_10 = hypot(t_1, t_2) ^ Float32(2.0) t_11 = Float32(t_0 * sqrt(Float32(Float32(1.0) / t_6))) tmp_1 = Float32(0.0) if (Float32(((t_5 != t_5) ? t_10 : ((t_10 != t_10) ? t_5 : max(t_5, t_10))) / t_3) > floor(maxAniso)) tmp_1 = t_9; else tmp_1 = t_11; end tmp_3 = Float32(0.0) if (tmp_1 < Float32(1.0)) tmp_4 = Float32(0.0) if (Float32((((t_4 ^ Float32(2.0)) != (t_4 ^ Float32(2.0))) ? t_10 : ((t_10 != t_10) ? (t_4 ^ Float32(2.0)) : max((t_4 ^ Float32(2.0)), t_10))) / t_3) > floor(maxAniso)) tmp_4 = t_9; else tmp_4 = t_11; end tmp_3 = (Float32(1.0) != Float32(1.0)) ? Float32(t_8 * tmp_4) : ((Float32(t_8 * tmp_4) != Float32(t_8 * tmp_4)) ? Float32(1.0) : max(Float32(1.0), Float32(t_8 * tmp_4))); else tmp_3 = t_8; end return tmp_3 end
function tmp_6 = 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)) * (floor(w) * floor(h)); t_1 = floor(w) * dY_46_u; t_2 = floor(h) * dY_46_v; t_3 = floor(w) * (floor(h) * (dX_46_u * dY_46_v)); t_4 = floor(h) * dX_46_v; t_5 = hypot((floor(w) * dX_46_u), t_4) ^ single(2.0); t_6 = max(t_5, (hypot(t_2, t_1) ^ single(2.0))); t_7 = t_6 / t_0; tmp = single(0.0); if (t_7 > floor(maxAniso)) tmp = floor(maxAniso); else tmp = t_7; end t_8 = tmp; t_9 = sqrt(t_6) / floor(maxAniso); t_10 = hypot(t_1, t_2) ^ single(2.0); t_11 = t_0 * sqrt((single(1.0) / t_6)); tmp_2 = single(0.0); if ((max(t_5, t_10) / t_3) > floor(maxAniso)) tmp_2 = t_9; else tmp_2 = t_11; end tmp_4 = single(0.0); if (tmp_2 < single(1.0)) tmp_5 = single(0.0); if ((max((t_4 ^ single(2.0)), t_10) / t_3) > floor(maxAniso)) tmp_5 = t_9; else tmp_5 = t_11; end tmp_4 = max(single(1.0), (t_8 * tmp_5)); else tmp_4 = t_8; end tmp_6 = tmp_4; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right) \cdot \left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right)\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_3 := \left\lfloorw\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot \left(dX.u \cdot dY.v\right)\right)\\
t_4 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_5 := {\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dX.u, t\_4\right)\right)}^{2}\\
t_6 := \mathsf{max}\left(t\_5, {\left(\mathsf{hypot}\left(t\_2, t\_1\right)\right)}^{2}\right)\\
t_7 := \frac{t\_6}{t\_0}\\
t_8 := \begin{array}{l}
\mathbf{if}\;t\_7 > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}\\
t_9 := \frac{\sqrt{t\_6}}{\left\lfloormaxAniso\right\rfloor}\\
t_10 := {\left(\mathsf{hypot}\left(t\_1, t\_2\right)\right)}^{2}\\
t_11 := t\_0 \cdot \sqrt{\frac{1}{t\_6}}\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_5, t\_10\right)}{t\_3} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;t\_11\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, t\_8 \cdot \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left({t\_4}^{2}, t\_10\right)}{t\_3} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;t\_11\\
\end{array}\right)\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}
\end{array}
Initial program 97.2%
Simplified97.2%
Taylor expanded in w around 0 97.2%
Simplified64.3%
Taylor expanded in dX.u around inf 54.6%
Simplified54.6%
Taylor expanded in dX.u around inf 55.5%
Simplified55.5%
Taylor expanded in dX.u around 0 55.5%
unpow297.9%
unpow297.9%
swap-sqr97.9%
unpow297.9%
Simplified55.5%
Final simplification55.5%
herbie shell --seed 2024123
(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))))))))