
(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 6 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 (* (floor w) (* (floor h) (- (* dX.u dY.v) (* dX.v dY.u)))))
(t_2
(fabs (* (* (floor w) (floor h)) (- (* dX.v dY.u) (* dX.u dY.v)))))
(t_3 (* (floor w) dY.u))
(t_4 (* (floor h) dY.v))
(t_5 (pow (hypot t_4 t_3) 2.0))
(t_6 (* dX.u (floor w)))
(t_7 (fmax (pow (hypot t_0 t_6) 2.0) t_5))
(t_8 (/ t_7 t_1))
(t_9 (pow (hypot t_6 t_0) 2.0))
(t_10 (sqrt t_7))
(t_11 (fmax t_9 (pow (hypot t_3 t_4) 2.0)))
(t_12 (> t_8 (floor maxAniso))))
(if (<
(if (> (/ t_11 t_2) (floor maxAniso))
(/ (sqrt t_11) (floor maxAniso))
(* t_2 (sqrt (/ 1.0 t_11))))
1.0)
(fmax
1.0
(*
(if t_12 (/ t_10 (floor maxAniso)) (/ t_1 t_10))
(if t_12 (floor maxAniso) t_8)))
(if (>
(/
(fmax (+ (* t_6 t_6) (* t_0 t_0)) (+ (* t_3 t_3) (* t_4 t_4)))
(fabs (- (* t_4 t_6) (* t_3 t_0))))
(floor maxAniso))
(floor maxAniso)
(/
(fmax t_9 t_5)
(fabs (- (* (floor w) (* dX.u t_4)) (* (floor h) (* dX.v t_3)))))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = dX_46_v * floorf(h);
float t_1 = floorf(w) * (floorf(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)));
float t_2 = fabsf(((floorf(w) * floorf(h)) * ((dX_46_v * dY_46_u) - (dX_46_u * dY_46_v))));
float t_3 = floorf(w) * dY_46_u;
float t_4 = floorf(h) * dY_46_v;
float t_5 = powf(hypotf(t_4, t_3), 2.0f);
float t_6 = dX_46_u * floorf(w);
float t_7 = fmaxf(powf(hypotf(t_0, t_6), 2.0f), t_5);
float t_8 = t_7 / t_1;
float t_9 = powf(hypotf(t_6, t_0), 2.0f);
float t_10 = sqrtf(t_7);
float t_11 = fmaxf(t_9, powf(hypotf(t_3, t_4), 2.0f));
int t_12 = t_8 > floorf(maxAniso);
float tmp;
if ((t_11 / t_2) > floorf(maxAniso)) {
tmp = sqrtf(t_11) / floorf(maxAniso);
} else {
tmp = t_2 * sqrtf((1.0f / t_11));
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_12) {
tmp_4 = t_10 / floorf(maxAniso);
} else {
tmp_4 = t_1 / t_10;
}
float tmp_5;
if (t_12) {
tmp_5 = floorf(maxAniso);
} else {
tmp_5 = t_8;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if ((fmaxf(((t_6 * t_6) + (t_0 * t_0)), ((t_3 * t_3) + (t_4 * t_4))) / fabsf(((t_4 * t_6) - (t_3 * t_0)))) > floorf(maxAniso)) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = fmaxf(t_9, t_5) / fabsf(((floorf(w) * (dX_46_u * t_4)) - (floorf(h) * (dX_46_v * t_3))));
}
return tmp_3;
}
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 = Float32(floor(w) * Float32(floor(h) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)))) t_2 = abs(Float32(Float32(floor(w) * floor(h)) * Float32(Float32(dX_46_v * dY_46_u) - Float32(dX_46_u * dY_46_v)))) t_3 = Float32(floor(w) * dY_46_u) t_4 = Float32(floor(h) * dY_46_v) t_5 = hypot(t_4, t_3) ^ Float32(2.0) t_6 = Float32(dX_46_u * floor(w)) t_7 = ((hypot(t_0, t_6) ^ Float32(2.0)) != (hypot(t_0, t_6) ^ Float32(2.0))) ? t_5 : ((t_5 != t_5) ? (hypot(t_0, t_6) ^ Float32(2.0)) : max((hypot(t_0, t_6) ^ Float32(2.0)), t_5)) t_8 = Float32(t_7 / t_1) t_9 = hypot(t_6, t_0) ^ Float32(2.0) t_10 = sqrt(t_7) t_11 = (t_9 != t_9) ? (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_9 : max(t_9, (hypot(t_3, t_4) ^ Float32(2.0)))) t_12 = t_8 > floor(maxAniso) tmp = Float32(0.0) if (Float32(t_11 / t_2) > floor(maxAniso)) tmp = Float32(sqrt(t_11) / floor(maxAniso)); else tmp = Float32(t_2 * sqrt(Float32(Float32(1.0) / t_11))); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_12) tmp_4 = Float32(t_10 / floor(maxAniso)); else tmp_4 = Float32(t_1 / t_10); end tmp_5 = Float32(0.0) if (t_12) tmp_5 = floor(maxAniso); else tmp_5 = t_8; 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(t_6 * t_6) + Float32(t_0 * t_0)) != Float32(Float32(t_6 * t_6) + Float32(t_0 * t_0))) ? 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_0 * t_0)) : max(Float32(Float32(t_6 * t_6) + Float32(t_0 * t_0)), Float32(Float32(t_3 * t_3) + Float32(t_4 * t_4))))) / abs(Float32(Float32(t_4 * t_6) - Float32(t_3 * t_0)))) > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = Float32(((t_9 != t_9) ? t_5 : ((t_5 != t_5) ? t_9 : max(t_9, t_5))) / abs(Float32(Float32(floor(w) * Float32(dX_46_u * t_4)) - Float32(floor(h) * Float32(dX_46_v * t_3))))); 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_v * floor(h); t_1 = floor(w) * (floor(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))); t_2 = abs(((floor(w) * floor(h)) * ((dX_46_v * dY_46_u) - (dX_46_u * dY_46_v)))); t_3 = floor(w) * dY_46_u; t_4 = floor(h) * dY_46_v; t_5 = hypot(t_4, t_3) ^ single(2.0); t_6 = dX_46_u * floor(w); t_7 = max((hypot(t_0, t_6) ^ single(2.0)), t_5); t_8 = t_7 / t_1; t_9 = hypot(t_6, t_0) ^ single(2.0); t_10 = sqrt(t_7); t_11 = max(t_9, (hypot(t_3, t_4) ^ single(2.0))); t_12 = t_8 > floor(maxAniso); tmp = single(0.0); if ((t_11 / t_2) > floor(maxAniso)) tmp = sqrt(t_11) / floor(maxAniso); else tmp = t_2 * sqrt((single(1.0) / t_11)); end tmp_4 = single(0.0); if (tmp < single(1.0)) tmp_5 = single(0.0); if (t_12) tmp_5 = t_10 / floor(maxAniso); else tmp_5 = t_1 / t_10; end tmp_6 = single(0.0); if (t_12) tmp_6 = floor(maxAniso); else tmp_6 = t_8; end tmp_4 = max(single(1.0), (tmp_5 * tmp_6)); elseif ((max(((t_6 * t_6) + (t_0 * t_0)), ((t_3 * t_3) + (t_4 * t_4))) / abs(((t_4 * t_6) - (t_3 * t_0)))) > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = max(t_9, t_5) / abs(((floor(w) * (dX_46_u * t_4)) - (floor(h) * (dX_46_v * t_3)))); end tmp_7 = tmp_4; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.v \cdot \left\lfloorh\right\rfloor\\
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|\left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right) \cdot \left(dX.v \cdot dY.u - dX.u \cdot dY.v\right)\right|\\
t_3 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_4 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_5 := {\left(\mathsf{hypot}\left(t\_4, t\_3\right)\right)}^{2}\\
t_6 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_7 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_0, t\_6\right)\right)}^{2}, t\_5\right)\\
t_8 := \frac{t\_7}{t\_1}\\
t_9 := {\left(\mathsf{hypot}\left(t\_6, t\_0\right)\right)}^{2}\\
t_10 := \sqrt{t\_7}\\
t_11 := \mathsf{max}\left(t\_9, {\left(\mathsf{hypot}\left(t\_3, t\_4\right)\right)}^{2}\right)\\
t_12 := t\_8 > \left\lfloormaxAniso\right\rfloor\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{t\_11}{t\_2} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{\sqrt{t\_11}}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;t\_2 \cdot \sqrt{\frac{1}{t\_11}}\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_12:\\
\;\;\;\;\frac{t\_10}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_1}{t\_10}\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_12:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}\right)\\
\mathbf{elif}\;\frac{\mathsf{max}\left(t\_6 \cdot t\_6 + t\_0 \cdot t\_0, t\_3 \cdot t\_3 + t\_4 \cdot t\_4\right)}{\left|t\_4 \cdot t\_6 - t\_3 \cdot t\_0\right|} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;\frac{\mathsf{max}\left(t\_9, t\_5\right)}{\left|\left\lfloorw\right\rfloor \cdot \left(dX.u \cdot t\_4\right) - \left\lfloorh\right\rfloor \cdot \left(dX.v \cdot t\_3\right)\right|}\\
\end{array}
\end{array}
Initial program 98.7%
Applied egg-rr98.7%
Simplified98.7%
pow198.7%
Applied egg-rr98.8%
Taylor expanded in w around 0 98.8%
Simplified98.8%
Final simplification98.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.v (floor h)))
(t_1 (* (floor w) (* (floor h) (- (* dX.u dY.v) (* dX.v dY.u)))))
(t_2
(fabs (* (* (floor w) (floor h)) (- (* dX.v dY.u) (* dX.u dY.v)))))
(t_3 (* (floor w) dY.u))
(t_4 (* (floor h) dY.v))
(t_5 (* dX.u (floor w)))
(t_6 (fmax (pow (hypot t_0 t_5) 2.0) (pow (hypot t_4 t_3) 2.0)))
(t_7 (/ t_6 t_1))
(t_8 (sqrt t_6))
(t_9 (fmax (pow (hypot t_5 t_0) 2.0) (pow (hypot t_3 t_4) 2.0)))
(t_10 (> t_7 (floor maxAniso)))
(t_11
(/
(fmax (+ (* t_5 t_5) (* t_0 t_0)) (+ (* t_3 t_3) (* t_4 t_4)))
(fabs (- (* t_4 t_5) (* t_3 t_0))))))
(if (<
(if (> (/ t_9 t_2) (floor maxAniso))
(/ (sqrt t_9) (floor maxAniso))
(* t_2 (sqrt (/ 1.0 t_9))))
1.0)
(fmax
1.0
(*
(if t_10 (/ t_8 (floor maxAniso)) (/ t_1 t_8))
(if t_10 (floor maxAniso) t_7)))
(if (> t_11 (floor maxAniso)) (floor maxAniso) t_11))))
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 = floorf(w) * (floorf(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)));
float t_2 = fabsf(((floorf(w) * floorf(h)) * ((dX_46_v * dY_46_u) - (dX_46_u * dY_46_v))));
float t_3 = floorf(w) * dY_46_u;
float t_4 = floorf(h) * dY_46_v;
float t_5 = dX_46_u * floorf(w);
float t_6 = fmaxf(powf(hypotf(t_0, t_5), 2.0f), powf(hypotf(t_4, t_3), 2.0f));
float t_7 = t_6 / t_1;
float t_8 = sqrtf(t_6);
float t_9 = fmaxf(powf(hypotf(t_5, t_0), 2.0f), powf(hypotf(t_3, t_4), 2.0f));
int t_10 = t_7 > floorf(maxAniso);
float t_11 = fmaxf(((t_5 * t_5) + (t_0 * t_0)), ((t_3 * t_3) + (t_4 * t_4))) / fabsf(((t_4 * t_5) - (t_3 * t_0)));
float tmp;
if ((t_9 / t_2) > floorf(maxAniso)) {
tmp = sqrtf(t_9) / floorf(maxAniso);
} else {
tmp = t_2 * sqrtf((1.0f / t_9));
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_10) {
tmp_4 = t_8 / floorf(maxAniso);
} else {
tmp_4 = t_1 / t_8;
}
float tmp_5;
if (t_10) {
tmp_5 = floorf(maxAniso);
} else {
tmp_5 = t_7;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (t_11 > floorf(maxAniso)) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_11;
}
return tmp_3;
}
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 = Float32(floor(w) * Float32(floor(h) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)))) t_2 = abs(Float32(Float32(floor(w) * floor(h)) * Float32(Float32(dX_46_v * dY_46_u) - Float32(dX_46_u * dY_46_v)))) t_3 = Float32(floor(w) * dY_46_u) t_4 = Float32(floor(h) * dY_46_v) t_5 = Float32(dX_46_u * floor(w)) t_6 = ((hypot(t_0, t_5) ^ Float32(2.0)) != (hypot(t_0, t_5) ^ Float32(2.0))) ? (hypot(t_4, t_3) ^ Float32(2.0)) : (((hypot(t_4, t_3) ^ Float32(2.0)) != (hypot(t_4, t_3) ^ Float32(2.0))) ? (hypot(t_0, t_5) ^ Float32(2.0)) : max((hypot(t_0, t_5) ^ Float32(2.0)), (hypot(t_4, t_3) ^ Float32(2.0)))) t_7 = Float32(t_6 / t_1) t_8 = sqrt(t_6) t_9 = ((hypot(t_5, t_0) ^ Float32(2.0)) != (hypot(t_5, t_0) ^ 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_5, t_0) ^ Float32(2.0)) : max((hypot(t_5, t_0) ^ Float32(2.0)), (hypot(t_3, t_4) ^ Float32(2.0)))) t_10 = t_7 > floor(maxAniso) t_11 = Float32(((Float32(Float32(t_5 * t_5) + Float32(t_0 * t_0)) != Float32(Float32(t_5 * t_5) + Float32(t_0 * t_0))) ? 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_5 * t_5) + Float32(t_0 * t_0)) : max(Float32(Float32(t_5 * t_5) + Float32(t_0 * t_0)), Float32(Float32(t_3 * t_3) + Float32(t_4 * t_4))))) / abs(Float32(Float32(t_4 * t_5) - Float32(t_3 * t_0)))) tmp = Float32(0.0) if (Float32(t_9 / t_2) > floor(maxAniso)) tmp = Float32(sqrt(t_9) / floor(maxAniso)); else tmp = Float32(t_2 * sqrt(Float32(Float32(1.0) / t_9))); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_10) tmp_4 = Float32(t_8 / floor(maxAniso)); else tmp_4 = Float32(t_1 / t_8); end tmp_5 = Float32(0.0) if (t_10) tmp_5 = floor(maxAniso); else tmp_5 = t_7; 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_11 > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = t_11; 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_v * floor(h); t_1 = floor(w) * (floor(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))); t_2 = abs(((floor(w) * floor(h)) * ((dX_46_v * dY_46_u) - (dX_46_u * dY_46_v)))); t_3 = floor(w) * dY_46_u; t_4 = floor(h) * dY_46_v; t_5 = dX_46_u * floor(w); t_6 = max((hypot(t_0, t_5) ^ single(2.0)), (hypot(t_4, t_3) ^ single(2.0))); t_7 = t_6 / t_1; t_8 = sqrt(t_6); t_9 = max((hypot(t_5, t_0) ^ single(2.0)), (hypot(t_3, t_4) ^ single(2.0))); t_10 = t_7 > floor(maxAniso); t_11 = max(((t_5 * t_5) + (t_0 * t_0)), ((t_3 * t_3) + (t_4 * t_4))) / abs(((t_4 * t_5) - (t_3 * t_0))); tmp = single(0.0); if ((t_9 / t_2) > floor(maxAniso)) tmp = sqrt(t_9) / floor(maxAniso); else tmp = t_2 * sqrt((single(1.0) / t_9)); end tmp_4 = single(0.0); if (tmp < single(1.0)) tmp_5 = single(0.0); if (t_10) tmp_5 = t_8 / floor(maxAniso); else tmp_5 = t_1 / t_8; end tmp_6 = single(0.0); if (t_10) tmp_6 = floor(maxAniso); else tmp_6 = t_7; end tmp_4 = max(single(1.0), (tmp_5 * tmp_6)); elseif (t_11 > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = t_11; end tmp_7 = tmp_4; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.v \cdot \left\lfloorh\right\rfloor\\
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|\left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right) \cdot \left(dX.v \cdot dY.u - dX.u \cdot dY.v\right)\right|\\
t_3 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_4 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_5 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_6 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_0, t\_5\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_4, t\_3\right)\right)}^{2}\right)\\
t_7 := \frac{t\_6}{t\_1}\\
t_8 := \sqrt{t\_6}\\
t_9 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_5, t\_0\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_3, t\_4\right)\right)}^{2}\right)\\
t_10 := t\_7 > \left\lfloormaxAniso\right\rfloor\\
t_11 := \frac{\mathsf{max}\left(t\_5 \cdot t\_5 + t\_0 \cdot t\_0, t\_3 \cdot t\_3 + t\_4 \cdot t\_4\right)}{\left|t\_4 \cdot t\_5 - t\_3 \cdot t\_0\right|}\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{t\_9}{t\_2} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{\sqrt{t\_9}}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;t\_2 \cdot \sqrt{\frac{1}{t\_9}}\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_10:\\
\;\;\;\;\frac{t\_8}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_1}{t\_8}\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_10:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}\right)\\
\mathbf{elif}\;t\_11 > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_11\\
\end{array}
\end{array}
Initial program 98.7%
Applied egg-rr98.7%
Simplified98.7%
Taylor expanded in w around 0 98.7%
Simplified98.7%
Final simplification98.7%
(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 (* dX.u (floor w)) (* dX.v (floor h))) 2.0)
(pow (hypot (* (floor w) dY.u) (* (floor h) dY.v)) 2.0)))
(t_2 (/ (sqrt t_1) (floor maxAniso)))
(t_3 (sqrt (/ 1.0 t_1)))
(t_4 (* (floor w) (floor h)))
(t_5 (fabs (* t_4 (- (* dX.v dY.u) (* dX.u dY.v)))))
(t_6 (/ t_1 t_5))
(t_7 (> t_6 (floor maxAniso)))
(t_8 (/ t_1 (* t_4 t_0))))
(if (< (if t_7 t_2 (* t_5 t_3)) 1.0)
(fmax
1.0
(*
(if (> t_8 (floor maxAniso)) (floor maxAniso) t_8)
(if (> (/ t_1 (* t_4 (* dX.u dY.v))) (floor maxAniso))
t_2
(* (floor w) (* t_3 (* (floor h) 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 = (dX_46_u * dY_46_v) - (dX_46_v * dY_46_u);
float t_1 = fmaxf(powf(hypotf((dX_46_u * floorf(w)), (dX_46_v * floorf(h))), 2.0f), powf(hypotf((floorf(w) * dY_46_u), (floorf(h) * dY_46_v)), 2.0f));
float t_2 = sqrtf(t_1) / floorf(maxAniso);
float t_3 = sqrtf((1.0f / t_1));
float t_4 = floorf(w) * floorf(h);
float t_5 = fabsf((t_4 * ((dX_46_v * dY_46_u) - (dX_46_u * dY_46_v))));
float t_6 = t_1 / t_5;
int t_7 = t_6 > floorf(maxAniso);
float t_8 = t_1 / (t_4 * t_0);
float tmp;
if (t_7) {
tmp = t_2;
} else {
tmp = t_5 * t_3;
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_8 > floorf(maxAniso)) {
tmp_4 = floorf(maxAniso);
} else {
tmp_4 = t_8;
}
float tmp_5;
if ((t_1 / (t_4 * (dX_46_u * dY_46_v))) > floorf(maxAniso)) {
tmp_5 = t_2;
} else {
tmp_5 = floorf(w) * (t_3 * (floorf(h) * 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(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)) t_1 = ((hypot(Float32(dX_46_u * floor(w)), Float32(dX_46_v * floor(h))) ^ Float32(2.0)) != (hypot(Float32(dX_46_u * floor(w)), Float32(dX_46_v * floor(h))) ^ 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(dX_46_u * floor(w)), Float32(dX_46_v * floor(h))) ^ Float32(2.0)) : max((hypot(Float32(dX_46_u * floor(w)), Float32(dX_46_v * floor(h))) ^ Float32(2.0)), (hypot(Float32(floor(w) * dY_46_u), Float32(floor(h) * dY_46_v)) ^ Float32(2.0)))) t_2 = Float32(sqrt(t_1) / floor(maxAniso)) t_3 = sqrt(Float32(Float32(1.0) / t_1)) t_4 = Float32(floor(w) * floor(h)) t_5 = abs(Float32(t_4 * Float32(Float32(dX_46_v * dY_46_u) - Float32(dX_46_u * dY_46_v)))) t_6 = Float32(t_1 / t_5) t_7 = t_6 > floor(maxAniso) t_8 = Float32(t_1 / Float32(t_4 * t_0)) tmp = Float32(0.0) if (t_7) tmp = t_2; else tmp = Float32(t_5 * t_3); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_8 > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = t_8; end tmp_5 = Float32(0.0) if (Float32(t_1 / Float32(t_4 * Float32(dX_46_u * dY_46_v))) > floor(maxAniso)) tmp_5 = t_2; else tmp_5 = Float32(floor(w) * Float32(t_3 * Float32(floor(h) * 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 = (dX_46_u * dY_46_v) - (dX_46_v * dY_46_u); t_1 = max((hypot((dX_46_u * floor(w)), (dX_46_v * floor(h))) ^ single(2.0)), (hypot((floor(w) * dY_46_u), (floor(h) * dY_46_v)) ^ single(2.0))); t_2 = sqrt(t_1) / floor(maxAniso); t_3 = sqrt((single(1.0) / t_1)); t_4 = floor(w) * floor(h); t_5 = abs((t_4 * ((dX_46_v * dY_46_u) - (dX_46_u * dY_46_v)))); t_6 = t_1 / t_5; t_7 = t_6 > floor(maxAniso); t_8 = t_1 / (t_4 * t_0); tmp = single(0.0); if (t_7) tmp = t_2; else tmp = t_5 * t_3; end tmp_4 = single(0.0); if (tmp < single(1.0)) tmp_5 = single(0.0); if (t_8 > floor(maxAniso)) tmp_5 = floor(maxAniso); else tmp_5 = t_8; end tmp_6 = single(0.0); if ((t_1 / (t_4 * (dX_46_u * dY_46_v))) > floor(maxAniso)) tmp_6 = t_2; else tmp_6 = floor(w) * (t_3 * (floor(h) * 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 := dX.u \cdot dY.v - dX.v \cdot dY.u\\
t_1 := \mathsf{max}\left({\left(\mathsf{hypot}\left(dX.u \cdot \left\lfloorw\right\rfloor, dX.v \cdot \left\lfloorh\right\rfloor\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{\sqrt{t\_1}}{\left\lfloormaxAniso\right\rfloor}\\
t_3 := \sqrt{\frac{1}{t\_1}}\\
t_4 := \left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\\
t_5 := \left|t\_4 \cdot \left(dX.v \cdot dY.u - dX.u \cdot dY.v\right)\right|\\
t_6 := \frac{t\_1}{t\_5}\\
t_7 := t\_6 > \left\lfloormaxAniso\right\rfloor\\
t_8 := \frac{t\_1}{t\_4 \cdot t\_0}\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;t\_2\\
\mathbf{else}:\\
\;\;\;\;t\_5 \cdot t\_3\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_8 > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;\frac{t\_1}{t\_4 \cdot \left(dX.u \cdot dY.v\right)} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;t\_2\\
\mathbf{else}:\\
\;\;\;\;\left\lfloorw\right\rfloor \cdot \left(t\_3 \cdot \left(\left\lfloorh\right\rfloor \cdot t\_0\right)\right)\\
\end{array}\right)\\
\mathbf{elif}\;t\_7:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_6\\
\end{array}
\end{array}
Initial program 98.7%
Applied egg-rr98.7%
Simplified98.7%
Taylor expanded in w around 0 98.7%
Simplified98.7%
Taylor expanded in dX.u around inf 98.7%
Simplified98.7%
Final simplification98.7%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.v (floor h)))
(t_1 (* (floor w) (* (floor h) (- (* dX.u dY.v) (* dX.v dY.u)))))
(t_2
(fabs (* (* (floor w) (floor h)) (- (* dX.v dY.u) (* dX.u dY.v)))))
(t_3 (* (floor w) dY.u))
(t_4 (* (floor h) dY.v))
(t_5 (pow (hypot t_4 t_3) 2.0))
(t_6 (* dX.u (floor w)))
(t_7 (fmax (pow (hypot t_0 t_6) 2.0) t_5))
(t_8 (pow (hypot t_6 t_0) 2.0))
(t_9 (sqrt t_7))
(t_10 (fmax t_8 (pow (hypot t_3 t_4) 2.0)))
(t_11 (> (/ t_7 t_1) (floor maxAniso))))
(if (<
(if (> (/ t_10 t_2) (floor maxAniso))
(/ (sqrt t_10) (floor maxAniso))
(* t_2 (sqrt (/ 1.0 t_10))))
1.0)
(fmax
1.0
(*
(if t_11 (/ t_9 (floor maxAniso)) (/ t_1 t_9))
(if t_11
(floor maxAniso)
(/ t_10 (* (floor w) (* (floor h) (* dX.u dY.v)))))))
(if (>
(/
(fmax (+ (* t_6 t_6) (* t_0 t_0)) (+ (* t_3 t_3) (* t_4 t_4)))
(fabs (- (* t_4 t_6) (* t_3 t_0))))
(floor maxAniso))
(floor maxAniso)
(/
(fmax t_8 t_5)
(fabs (- (* (floor w) (* dX.u t_4)) (* (floor h) (* dX.v t_3)))))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = dX_46_v * floorf(h);
float t_1 = floorf(w) * (floorf(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)));
float t_2 = fabsf(((floorf(w) * floorf(h)) * ((dX_46_v * dY_46_u) - (dX_46_u * dY_46_v))));
float t_3 = floorf(w) * dY_46_u;
float t_4 = floorf(h) * dY_46_v;
float t_5 = powf(hypotf(t_4, t_3), 2.0f);
float t_6 = dX_46_u * floorf(w);
float t_7 = fmaxf(powf(hypotf(t_0, t_6), 2.0f), t_5);
float t_8 = powf(hypotf(t_6, t_0), 2.0f);
float t_9 = sqrtf(t_7);
float t_10 = fmaxf(t_8, powf(hypotf(t_3, t_4), 2.0f));
int t_11 = (t_7 / t_1) > floorf(maxAniso);
float tmp;
if ((t_10 / t_2) > floorf(maxAniso)) {
tmp = sqrtf(t_10) / floorf(maxAniso);
} else {
tmp = t_2 * sqrtf((1.0f / t_10));
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_11) {
tmp_4 = t_9 / floorf(maxAniso);
} else {
tmp_4 = t_1 / t_9;
}
float tmp_5;
if (t_11) {
tmp_5 = floorf(maxAniso);
} else {
tmp_5 = t_10 / (floorf(w) * (floorf(h) * (dX_46_u * dY_46_v)));
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if ((fmaxf(((t_6 * t_6) + (t_0 * t_0)), ((t_3 * t_3) + (t_4 * t_4))) / fabsf(((t_4 * t_6) - (t_3 * t_0)))) > floorf(maxAniso)) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = fmaxf(t_8, t_5) / fabsf(((floorf(w) * (dX_46_u * t_4)) - (floorf(h) * (dX_46_v * t_3))));
}
return tmp_3;
}
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 = Float32(floor(w) * Float32(floor(h) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)))) t_2 = abs(Float32(Float32(floor(w) * floor(h)) * Float32(Float32(dX_46_v * dY_46_u) - Float32(dX_46_u * dY_46_v)))) t_3 = Float32(floor(w) * dY_46_u) t_4 = Float32(floor(h) * dY_46_v) t_5 = hypot(t_4, t_3) ^ Float32(2.0) t_6 = Float32(dX_46_u * floor(w)) t_7 = ((hypot(t_0, t_6) ^ Float32(2.0)) != (hypot(t_0, t_6) ^ Float32(2.0))) ? t_5 : ((t_5 != t_5) ? (hypot(t_0, t_6) ^ Float32(2.0)) : max((hypot(t_0, t_6) ^ Float32(2.0)), t_5)) t_8 = hypot(t_6, t_0) ^ Float32(2.0) t_9 = sqrt(t_7) t_10 = (t_8 != t_8) ? (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_8 : max(t_8, (hypot(t_3, t_4) ^ Float32(2.0)))) t_11 = Float32(t_7 / t_1) > floor(maxAniso) tmp = Float32(0.0) if (Float32(t_10 / t_2) > floor(maxAniso)) tmp = Float32(sqrt(t_10) / floor(maxAniso)); else tmp = Float32(t_2 * sqrt(Float32(Float32(1.0) / t_10))); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_11) tmp_4 = Float32(t_9 / floor(maxAniso)); else tmp_4 = Float32(t_1 / t_9); end tmp_5 = Float32(0.0) if (t_11) tmp_5 = floor(maxAniso); else tmp_5 = Float32(t_10 / Float32(floor(w) * Float32(floor(h) * Float32(dX_46_u * dY_46_v)))); 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(t_6 * t_6) + Float32(t_0 * t_0)) != Float32(Float32(t_6 * t_6) + Float32(t_0 * t_0))) ? 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_0 * t_0)) : max(Float32(Float32(t_6 * t_6) + Float32(t_0 * t_0)), Float32(Float32(t_3 * t_3) + Float32(t_4 * t_4))))) / abs(Float32(Float32(t_4 * t_6) - Float32(t_3 * t_0)))) > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = Float32(((t_8 != t_8) ? t_5 : ((t_5 != t_5) ? t_8 : max(t_8, t_5))) / abs(Float32(Float32(floor(w) * Float32(dX_46_u * t_4)) - Float32(floor(h) * Float32(dX_46_v * t_3))))); 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_v * floor(h); t_1 = floor(w) * (floor(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))); t_2 = abs(((floor(w) * floor(h)) * ((dX_46_v * dY_46_u) - (dX_46_u * dY_46_v)))); t_3 = floor(w) * dY_46_u; t_4 = floor(h) * dY_46_v; t_5 = hypot(t_4, t_3) ^ single(2.0); t_6 = dX_46_u * floor(w); t_7 = max((hypot(t_0, t_6) ^ single(2.0)), t_5); t_8 = hypot(t_6, t_0) ^ single(2.0); t_9 = sqrt(t_7); t_10 = max(t_8, (hypot(t_3, t_4) ^ single(2.0))); t_11 = (t_7 / t_1) > floor(maxAniso); tmp = single(0.0); if ((t_10 / t_2) > floor(maxAniso)) tmp = sqrt(t_10) / floor(maxAniso); else tmp = t_2 * sqrt((single(1.0) / t_10)); end tmp_4 = single(0.0); if (tmp < single(1.0)) tmp_5 = single(0.0); if (t_11) tmp_5 = t_9 / floor(maxAniso); else tmp_5 = t_1 / t_9; end tmp_6 = single(0.0); if (t_11) tmp_6 = floor(maxAniso); else tmp_6 = t_10 / (floor(w) * (floor(h) * (dX_46_u * dY_46_v))); end tmp_4 = max(single(1.0), (tmp_5 * tmp_6)); elseif ((max(((t_6 * t_6) + (t_0 * t_0)), ((t_3 * t_3) + (t_4 * t_4))) / abs(((t_4 * t_6) - (t_3 * t_0)))) > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = max(t_8, t_5) / abs(((floor(w) * (dX_46_u * t_4)) - (floor(h) * (dX_46_v * t_3)))); end tmp_7 = tmp_4; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.v \cdot \left\lfloorh\right\rfloor\\
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|\left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right) \cdot \left(dX.v \cdot dY.u - dX.u \cdot dY.v\right)\right|\\
t_3 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_4 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_5 := {\left(\mathsf{hypot}\left(t\_4, t\_3\right)\right)}^{2}\\
t_6 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_7 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_0, t\_6\right)\right)}^{2}, t\_5\right)\\
t_8 := {\left(\mathsf{hypot}\left(t\_6, t\_0\right)\right)}^{2}\\
t_9 := \sqrt{t\_7}\\
t_10 := \mathsf{max}\left(t\_8, {\left(\mathsf{hypot}\left(t\_3, t\_4\right)\right)}^{2}\right)\\
t_11 := \frac{t\_7}{t\_1} > \left\lfloormaxAniso\right\rfloor\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{t\_10}{t\_2} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{\sqrt{t\_10}}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;t\_2 \cdot \sqrt{\frac{1}{t\_10}}\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_11:\\
\;\;\;\;\frac{t\_9}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_1}{t\_9}\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_11:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_10}{\left\lfloorw\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot \left(dX.u \cdot dY.v\right)\right)}\\
\end{array}\right)\\
\mathbf{elif}\;\frac{\mathsf{max}\left(t\_6 \cdot t\_6 + t\_0 \cdot t\_0, t\_3 \cdot t\_3 + t\_4 \cdot t\_4\right)}{\left|t\_4 \cdot t\_6 - t\_3 \cdot t\_0\right|} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;\frac{\mathsf{max}\left(t\_8, t\_5\right)}{\left|\left\lfloorw\right\rfloor \cdot \left(dX.u \cdot t\_4\right) - \left\lfloorh\right\rfloor \cdot \left(dX.v \cdot t\_3\right)\right|}\\
\end{array}
\end{array}
Initial program 98.7%
Applied egg-rr98.7%
Simplified98.7%
pow198.7%
Applied egg-rr98.8%
Taylor expanded in w around 0 98.8%
Simplified98.8%
Taylor expanded in dX.v around 0 98.1%
Simplified98.1%
Final simplification98.1%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.u (floor w)))
(t_1 (* (floor h) (floor h)))
(t_2 (* (floor h) dY.v))
(t_3 (* dX.v (floor h)))
(t_4 (* (floor w) dY.u))
(t_5 (fmax (pow (hypot t_0 t_3) 2.0) (pow (hypot t_4 t_2) 2.0)))
(t_6 (fmax (pow (hypot t_3 t_0) 2.0) (pow (hypot t_2 t_4) 2.0)))
(t_7 (sqrt t_6))
(t_8 (/ t_7 (floor maxAniso)))
(t_9
(>
(/ t_5 (* (floor w) (* (floor h) (* dX.u dY.v))))
(floor maxAniso)))
(t_10 (* (floor w) (* (floor h) (- (* dX.u dY.v) (* dX.v dY.u)))))
(t_11 (/ t_6 t_10))
(t_12 (/ t_10 t_7))
(t_13 (* t_10 (sqrt (/ 1.0 t_6))))
(t_14 (> t_11 (floor maxAniso)))
(t_15 (if t_14 (floor maxAniso) t_11))
(t_16
(/
(fmax
(fma (floor w) (* (floor w) (* dX.u dX.u)) (* dX.v (* dX.v t_1)))
(fma (floor w) (* (floor w) (* dY.u dY.u)) (* t_1 (* dY.v dY.v))))
(fabs (* (floor w) (fma dY.v (* dX.u (floor h)) (* t_3 (- dY.u)))))))
(t_17 (if (> t_16 (floor maxAniso)) (floor maxAniso) t_16)))
(if (<= dY.v 4.999999858590343e-10)
(if (< (if t_9 t_8 t_13) 1.0) (fmax 1.0 (* t_15 (if t_9 t_8 t_12))) t_17)
(if (<
(if (> (/ t_5 (* (* dX.v t_4) (- (floor h)))) (floor maxAniso))
t_8
t_13)
1.0)
(fmax 1.0 (* (if t_14 t_8 t_12) t_15))
t_17))))
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 * floorf(w);
float t_1 = floorf(h) * floorf(h);
float t_2 = floorf(h) * dY_46_v;
float t_3 = dX_46_v * floorf(h);
float t_4 = floorf(w) * dY_46_u;
float t_5 = fmaxf(powf(hypotf(t_0, t_3), 2.0f), powf(hypotf(t_4, t_2), 2.0f));
float t_6 = fmaxf(powf(hypotf(t_3, t_0), 2.0f), powf(hypotf(t_2, t_4), 2.0f));
float t_7 = sqrtf(t_6);
float t_8 = t_7 / floorf(maxAniso);
int t_9 = (t_5 / (floorf(w) * (floorf(h) * (dX_46_u * dY_46_v)))) > floorf(maxAniso);
float t_10 = floorf(w) * (floorf(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)));
float t_11 = t_6 / t_10;
float t_12 = t_10 / t_7;
float t_13 = t_10 * sqrtf((1.0f / t_6));
int t_14 = t_11 > floorf(maxAniso);
float tmp;
if (t_14) {
tmp = floorf(maxAniso);
} else {
tmp = t_11;
}
float t_15 = tmp;
float t_16 = fmaxf(fmaf(floorf(w), (floorf(w) * (dX_46_u * dX_46_u)), (dX_46_v * (dX_46_v * t_1))), fmaf(floorf(w), (floorf(w) * (dY_46_u * dY_46_u)), (t_1 * (dY_46_v * dY_46_v)))) / fabsf((floorf(w) * fmaf(dY_46_v, (dX_46_u * floorf(h)), (t_3 * -dY_46_u))));
float tmp_1;
if (t_16 > floorf(maxAniso)) {
tmp_1 = floorf(maxAniso);
} else {
tmp_1 = t_16;
}
float t_17 = tmp_1;
float tmp_2;
if ((t_5 / ((dX_46_v * t_4) * -floorf(h))) > floorf(maxAniso)) {
tmp_2 = t_8;
} else {
tmp_2 = t_13;
}
float tmp_7;
if (dY_46_v <= 4.999999858590343e-10f) {
float tmp_8;
if (t_9) {
tmp_8 = t_8;
} else {
tmp_8 = t_13;
}
float tmp_10;
if (tmp_8 < 1.0f) {
float tmp_11;
if (t_9) {
tmp_11 = t_8;
} else {
tmp_11 = t_12;
}
tmp_10 = fmaxf(1.0f, (t_15 * tmp_11));
} else {
tmp_10 = t_17;
}
tmp_7 = tmp_10;
} else if (tmp_2 < 1.0f) {
float tmp_12;
if (t_14) {
tmp_12 = t_8;
} else {
tmp_12 = t_12;
}
tmp_7 = fmaxf(1.0f, (tmp_12 * t_15));
} else {
tmp_7 = t_17;
}
return tmp_7;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_u * floor(w)) t_1 = Float32(floor(h) * floor(h)) t_2 = Float32(floor(h) * dY_46_v) t_3 = Float32(dX_46_v * floor(h)) t_4 = Float32(floor(w) * dY_46_u) t_5 = ((hypot(t_0, t_3) ^ Float32(2.0)) != (hypot(t_0, t_3) ^ Float32(2.0))) ? (hypot(t_4, t_2) ^ Float32(2.0)) : (((hypot(t_4, t_2) ^ Float32(2.0)) != (hypot(t_4, t_2) ^ Float32(2.0))) ? (hypot(t_0, t_3) ^ Float32(2.0)) : max((hypot(t_0, t_3) ^ Float32(2.0)), (hypot(t_4, t_2) ^ Float32(2.0)))) t_6 = ((hypot(t_3, t_0) ^ Float32(2.0)) != (hypot(t_3, t_0) ^ Float32(2.0))) ? (hypot(t_2, t_4) ^ Float32(2.0)) : (((hypot(t_2, t_4) ^ Float32(2.0)) != (hypot(t_2, t_4) ^ Float32(2.0))) ? (hypot(t_3, t_0) ^ Float32(2.0)) : max((hypot(t_3, t_0) ^ Float32(2.0)), (hypot(t_2, t_4) ^ Float32(2.0)))) t_7 = sqrt(t_6) t_8 = Float32(t_7 / floor(maxAniso)) t_9 = Float32(t_5 / Float32(floor(w) * Float32(floor(h) * Float32(dX_46_u * dY_46_v)))) > floor(maxAniso) t_10 = Float32(floor(w) * Float32(floor(h) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)))) t_11 = Float32(t_6 / t_10) t_12 = Float32(t_10 / t_7) t_13 = Float32(t_10 * sqrt(Float32(Float32(1.0) / t_6))) t_14 = t_11 > floor(maxAniso) tmp = Float32(0.0) if (t_14) tmp = floor(maxAniso); else tmp = t_11; end t_15 = tmp t_16 = Float32(((fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(dX_46_v * Float32(dX_46_v * t_1))) != fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(dX_46_v * Float32(dX_46_v * t_1)))) ? fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(t_1 * Float32(dY_46_v * dY_46_v))) : ((fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(t_1 * Float32(dY_46_v * dY_46_v))) != fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(t_1 * Float32(dY_46_v * dY_46_v)))) ? fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(dX_46_v * Float32(dX_46_v * t_1))) : max(fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(dX_46_v * Float32(dX_46_v * t_1))), fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(t_1 * Float32(dY_46_v * dY_46_v)))))) / abs(Float32(floor(w) * fma(dY_46_v, Float32(dX_46_u * floor(h)), Float32(t_3 * Float32(-dY_46_u)))))) tmp_1 = Float32(0.0) if (t_16 > floor(maxAniso)) tmp_1 = floor(maxAniso); else tmp_1 = t_16; end t_17 = tmp_1 tmp_2 = Float32(0.0) if (Float32(t_5 / Float32(Float32(dX_46_v * t_4) * Float32(-floor(h)))) > floor(maxAniso)) tmp_2 = t_8; else tmp_2 = t_13; end tmp_7 = Float32(0.0) if (dY_46_v <= Float32(4.999999858590343e-10)) tmp_8 = Float32(0.0) if (t_9) tmp_8 = t_8; else tmp_8 = t_13; end tmp_10 = Float32(0.0) if (tmp_8 < Float32(1.0)) tmp_11 = Float32(0.0) if (t_9) tmp_11 = t_8; else tmp_11 = t_12; end tmp_10 = (Float32(1.0) != Float32(1.0)) ? Float32(t_15 * tmp_11) : ((Float32(t_15 * tmp_11) != Float32(t_15 * tmp_11)) ? Float32(1.0) : max(Float32(1.0), Float32(t_15 * tmp_11))); else tmp_10 = t_17; end tmp_7 = tmp_10; elseif (tmp_2 < Float32(1.0)) tmp_12 = Float32(0.0) if (t_14) tmp_12 = t_8; else tmp_12 = t_12; end tmp_7 = (Float32(1.0) != Float32(1.0)) ? Float32(tmp_12 * t_15) : ((Float32(tmp_12 * t_15) != Float32(tmp_12 * t_15)) ? Float32(1.0) : max(Float32(1.0), Float32(tmp_12 * t_15))); else tmp_7 = t_17; end return tmp_7 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_1 := \left\lfloorh\right\rfloor \cdot \left\lfloorh\right\rfloor\\
t_2 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_3 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_4 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_5 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_0, t\_3\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_4, t\_2\right)\right)}^{2}\right)\\
t_6 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_3, t\_0\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_2, t\_4\right)\right)}^{2}\right)\\
t_7 := \sqrt{t\_6}\\
t_8 := \frac{t\_7}{\left\lfloormaxAniso\right\rfloor}\\
t_9 := \frac{t\_5}{\left\lfloorw\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot \left(dX.u \cdot dY.v\right)\right)} > \left\lfloormaxAniso\right\rfloor\\
t_10 := \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_11 := \frac{t\_6}{t\_10}\\
t_12 := \frac{t\_10}{t\_7}\\
t_13 := t\_10 \cdot \sqrt{\frac{1}{t\_6}}\\
t_14 := t\_11 > \left\lfloormaxAniso\right\rfloor\\
t_15 := \begin{array}{l}
\mathbf{if}\;t\_14:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_11\\
\end{array}\\
t_16 := \frac{\mathsf{max}\left(\mathsf{fma}\left(\left\lfloorw\right\rfloor, \left\lfloorw\right\rfloor \cdot \left(dX.u \cdot dX.u\right), dX.v \cdot \left(dX.v \cdot t\_1\right)\right), \mathsf{fma}\left(\left\lfloorw\right\rfloor, \left\lfloorw\right\rfloor \cdot \left(dY.u \cdot dY.u\right), t\_1 \cdot \left(dY.v \cdot dY.v\right)\right)\right)}{\left|\left\lfloorw\right\rfloor \cdot \mathsf{fma}\left(dY.v, dX.u \cdot \left\lfloorh\right\rfloor, t\_3 \cdot \left(-dY.u\right)\right)\right|}\\
t_17 := \begin{array}{l}
\mathbf{if}\;t\_16 > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_16\\
\end{array}\\
\mathbf{if}\;dY.v \leq 4.999999858590343 \cdot 10^{-10}:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_9:\\
\;\;\;\;t\_8\\
\mathbf{else}:\\
\;\;\;\;t\_13\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, t\_15 \cdot \begin{array}{l}
\mathbf{if}\;t\_9:\\
\;\;\;\;t\_8\\
\mathbf{else}:\\
\;\;\;\;t\_12\\
\end{array}\right)\\
\mathbf{else}:\\
\;\;\;\;t\_17\\
\end{array}\\
\mathbf{elif}\;\begin{array}{l}
\mathbf{if}\;\frac{t\_5}{\left(dX.v \cdot t\_4\right) \cdot \left(-\left\lfloorh\right\rfloor\right)} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;t\_8\\
\mathbf{else}:\\
\;\;\;\;t\_13\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_14:\\
\;\;\;\;t\_8\\
\mathbf{else}:\\
\;\;\;\;t\_12\\
\end{array} \cdot t\_15\right)\\
\mathbf{else}:\\
\;\;\;\;t\_17\\
\end{array}
\end{array}
if dY.v < 4.99999986e-10Initial program 100.0%
Simplified99.9%
Applied egg-rr99.9%
Simplified99.9%
Taylor expanded in w around 0 99.9%
Simplified54.8%
Taylor expanded in dX.v around 0 63.4%
Simplified63.4%
Taylor expanded in dX.v around 0 64.1%
Simplified64.1%
if 4.99999986e-10 < dY.v Initial program 96.7%
Simplified96.7%
Applied egg-rr96.7%
Simplified96.7%
Taylor expanded in w around 0 96.7%
Simplified58.1%
Taylor expanded in dX.v around inf 70.0%
Simplified70.0%
Final simplification66.3%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) (floor h)))
(t_1 (* (floor h) dY.v))
(t_2 (* dX.u (floor w)))
(t_3 (* dX.v (floor h)))
(t_4 (* (floor w) dY.u))
(t_5 (fmax (pow (hypot t_3 t_2) 2.0) (pow (hypot t_1 t_4) 2.0)))
(t_6 (sqrt t_5))
(t_7 (/ t_6 (floor maxAniso)))
(t_8
(>
(/
(fmax (pow (hypot t_2 t_3) 2.0) (pow (hypot t_4 t_1) 2.0))
(* (floor w) (* (floor h) (* dX.u dY.v))))
(floor maxAniso)))
(t_9 (* (floor w) (* (floor h) (- (* dX.u dY.v) (* dX.v dY.u)))))
(t_10 (/ t_5 t_9))
(t_11
(/
(fmax
(fma (floor w) (* (floor w) (* dX.u dX.u)) (* dX.v (* dX.v t_0)))
(fma (floor w) (* (floor w) (* dY.u dY.u)) (* t_0 (* dY.v dY.v))))
(fabs
(* (floor w) (fma dY.v (* dX.u (floor h)) (* t_3 (- dY.u))))))))
(if (< (if t_8 t_7 (* t_9 (sqrt (/ 1.0 t_5)))) 1.0)
(fmax
1.0
(*
(if (> t_10 (floor maxAniso)) (floor maxAniso) t_10)
(if t_8 t_7 (/ t_9 t_6))))
(if (> t_11 (floor maxAniso)) (floor maxAniso) t_11))))
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) * floorf(h);
float t_1 = floorf(h) * dY_46_v;
float t_2 = dX_46_u * floorf(w);
float t_3 = dX_46_v * floorf(h);
float t_4 = floorf(w) * dY_46_u;
float t_5 = fmaxf(powf(hypotf(t_3, t_2), 2.0f), powf(hypotf(t_1, t_4), 2.0f));
float t_6 = sqrtf(t_5);
float t_7 = t_6 / floorf(maxAniso);
int t_8 = (fmaxf(powf(hypotf(t_2, t_3), 2.0f), powf(hypotf(t_4, t_1), 2.0f)) / (floorf(w) * (floorf(h) * (dX_46_u * dY_46_v)))) > floorf(maxAniso);
float t_9 = floorf(w) * (floorf(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)));
float t_10 = t_5 / t_9;
float t_11 = fmaxf(fmaf(floorf(w), (floorf(w) * (dX_46_u * dX_46_u)), (dX_46_v * (dX_46_v * t_0))), fmaf(floorf(w), (floorf(w) * (dY_46_u * dY_46_u)), (t_0 * (dY_46_v * dY_46_v)))) / fabsf((floorf(w) * fmaf(dY_46_v, (dX_46_u * floorf(h)), (t_3 * -dY_46_u))));
float tmp;
if (t_8) {
tmp = t_7;
} else {
tmp = t_9 * sqrtf((1.0f / t_5));
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_10 > floorf(maxAniso)) {
tmp_4 = floorf(maxAniso);
} else {
tmp_4 = t_10;
}
float tmp_5;
if (t_8) {
tmp_5 = t_7;
} else {
tmp_5 = t_9 / t_6;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (t_11 > floorf(maxAniso)) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_11;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * floor(h)) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(dX_46_u * floor(w)) t_3 = Float32(dX_46_v * floor(h)) t_4 = Float32(floor(w) * dY_46_u) t_5 = ((hypot(t_3, t_2) ^ Float32(2.0)) != (hypot(t_3, t_2) ^ Float32(2.0))) ? (hypot(t_1, t_4) ^ Float32(2.0)) : (((hypot(t_1, t_4) ^ Float32(2.0)) != (hypot(t_1, t_4) ^ Float32(2.0))) ? (hypot(t_3, t_2) ^ Float32(2.0)) : max((hypot(t_3, t_2) ^ Float32(2.0)), (hypot(t_1, t_4) ^ Float32(2.0)))) t_6 = sqrt(t_5) t_7 = Float32(t_6 / floor(maxAniso)) t_8 = Float32((((hypot(t_2, t_3) ^ Float32(2.0)) != (hypot(t_2, t_3) ^ Float32(2.0))) ? (hypot(t_4, t_1) ^ Float32(2.0)) : (((hypot(t_4, t_1) ^ Float32(2.0)) != (hypot(t_4, t_1) ^ Float32(2.0))) ? (hypot(t_2, t_3) ^ Float32(2.0)) : max((hypot(t_2, t_3) ^ Float32(2.0)), (hypot(t_4, t_1) ^ Float32(2.0))))) / Float32(floor(w) * Float32(floor(h) * Float32(dX_46_u * dY_46_v)))) > floor(maxAniso) t_9 = Float32(floor(w) * Float32(floor(h) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)))) t_10 = Float32(t_5 / t_9) t_11 = Float32(((fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(dX_46_v * Float32(dX_46_v * t_0))) != fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(dX_46_v * Float32(dX_46_v * t_0)))) ? fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(t_0 * Float32(dY_46_v * dY_46_v))) : ((fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(t_0 * Float32(dY_46_v * dY_46_v))) != fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(t_0 * Float32(dY_46_v * dY_46_v)))) ? fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(dX_46_v * Float32(dX_46_v * t_0))) : max(fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(dX_46_v * Float32(dX_46_v * t_0))), fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(t_0 * Float32(dY_46_v * dY_46_v)))))) / abs(Float32(floor(w) * fma(dY_46_v, Float32(dX_46_u * floor(h)), Float32(t_3 * Float32(-dY_46_u)))))) tmp = Float32(0.0) if (t_8) tmp = t_7; else tmp = Float32(t_9 * sqrt(Float32(Float32(1.0) / t_5))); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_10 > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = t_10; end tmp_5 = Float32(0.0) if (t_8) tmp_5 = t_7; else tmp_5 = Float32(t_9 / t_6); 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_11 > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = t_11; end return tmp_3 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot \left\lfloorh\right\rfloor\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_3 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_4 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_5 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_3, t\_2\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_1, t\_4\right)\right)}^{2}\right)\\
t_6 := \sqrt{t\_5}\\
t_7 := \frac{t\_6}{\left\lfloormaxAniso\right\rfloor}\\
t_8 := \frac{\mathsf{max}\left({\left(\mathsf{hypot}\left(t\_2, t\_3\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_4, t\_1\right)\right)}^{2}\right)}{\left\lfloorw\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot \left(dX.u \cdot dY.v\right)\right)} > \left\lfloormaxAniso\right\rfloor\\
t_9 := \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_10 := \frac{t\_5}{t\_9}\\
t_11 := \frac{\mathsf{max}\left(\mathsf{fma}\left(\left\lfloorw\right\rfloor, \left\lfloorw\right\rfloor \cdot \left(dX.u \cdot dX.u\right), dX.v \cdot \left(dX.v \cdot t\_0\right)\right), \mathsf{fma}\left(\left\lfloorw\right\rfloor, \left\lfloorw\right\rfloor \cdot \left(dY.u \cdot dY.u\right), t\_0 \cdot \left(dY.v \cdot dY.v\right)\right)\right)}{\left|\left\lfloorw\right\rfloor \cdot \mathsf{fma}\left(dY.v, dX.u \cdot \left\lfloorh\right\rfloor, t\_3 \cdot \left(-dY.u\right)\right)\right|}\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_8:\\
\;\;\;\;t\_7\\
\mathbf{else}:\\
\;\;\;\;t\_9 \cdot \sqrt{\frac{1}{t\_5}}\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_10 > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_8:\\
\;\;\;\;t\_7\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_9}{t\_6}\\
\end{array}\right)\\
\mathbf{elif}\;t\_11 > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\left\lfloormaxAniso\right\rfloor\\
\mathbf{else}:\\
\;\;\;\;t\_11\\
\end{array}
\end{array}
Initial program 98.7%
Simplified98.7%
Applied egg-rr98.7%
Simplified98.7%
Taylor expanded in w around 0 98.7%
Simplified56.1%
Taylor expanded in dX.v around 0 59.8%
Simplified59.8%
Taylor expanded in dX.v around 0 60.7%
Simplified60.7%
Final simplification60.7%
herbie shell --seed 2024153
(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))))))))