
(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\lfloor h\right\rfloor \cdot dX.v\\
t_1 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_2 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_3 := \left\lfloor w\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\lfloor maxAniso\right\rfloor \\
t_9 := \begin{array}{l}
\mathbf{if}\;t\_8:\\
\;\;\;\;\frac{t\_5}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_6}{t\_5}\\
\end{array}\\
t_10 := \begin{array}{l}
\mathbf{if}\;t\_8:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}\\
\mathbf{if}\;t\_9 < 1:\\
\;\;\;\;\mathsf{max}\left(1, t\_10 \cdot t\_9\right)\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}
\end{array}
Sampling outcomes in binary32 precision:
Herbie found 7 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor h) dY.v))
(t_2 (* (floor w) dY.u))
(t_3 (* (floor w) dX.u))
(t_4 (fmax (+ (* t_3 t_3) (* t_0 t_0)) (+ (* t_2 t_2) (* t_1 t_1))))
(t_5 (sqrt t_4))
(t_6 (fabs (- (* t_3 t_1) (* t_0 t_2))))
(t_7 (/ t_4 t_6))
(t_8 (> t_7 (floor maxAniso)))
(t_9 (if t_8 (/ t_5 (floor maxAniso)) (/ t_6 t_5)))
(t_10 (if t_8 (floor maxAniso) t_7)))
(if (< t_9 1.0) (fmax 1.0 (* t_10 t_9)) t_10)))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(h) * dY_46_v;
float t_2 = floorf(w) * dY_46_u;
float t_3 = floorf(w) * dX_46_u;
float t_4 = fmaxf(((t_3 * t_3) + (t_0 * t_0)), ((t_2 * t_2) + (t_1 * t_1)));
float t_5 = sqrtf(t_4);
float t_6 = fabsf(((t_3 * t_1) - (t_0 * t_2)));
float t_7 = t_4 / t_6;
int t_8 = t_7 > floorf(maxAniso);
float tmp;
if (t_8) {
tmp = t_5 / floorf(maxAniso);
} else {
tmp = t_6 / t_5;
}
float t_9 = tmp;
float tmp_1;
if (t_8) {
tmp_1 = floorf(maxAniso);
} else {
tmp_1 = t_7;
}
float t_10 = tmp_1;
float tmp_2;
if (t_9 < 1.0f) {
tmp_2 = fmaxf(1.0f, (t_10 * t_9));
} else {
tmp_2 = t_10;
}
return tmp_2;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(floor(w) * dY_46_u) t_3 = Float32(floor(w) * dX_46_u) t_4 = (Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)) != Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0))) ? Float32(Float32(t_2 * t_2) + Float32(t_1 * t_1)) : ((Float32(Float32(t_2 * t_2) + Float32(t_1 * t_1)) != Float32(Float32(t_2 * t_2) + Float32(t_1 * t_1))) ? Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)) : max(Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)), Float32(Float32(t_2 * t_2) + Float32(t_1 * t_1)))) t_5 = sqrt(t_4) t_6 = abs(Float32(Float32(t_3 * t_1) - Float32(t_0 * t_2))) t_7 = Float32(t_4 / t_6) t_8 = t_7 > floor(maxAniso) tmp = Float32(0.0) if (t_8) tmp = Float32(t_5 / floor(maxAniso)); else tmp = Float32(t_6 / t_5); end t_9 = tmp tmp_1 = Float32(0.0) if (t_8) tmp_1 = floor(maxAniso); else tmp_1 = t_7; end t_10 = tmp_1 tmp_2 = Float32(0.0) if (t_9 < Float32(1.0)) tmp_2 = (Float32(1.0) != Float32(1.0)) ? Float32(t_10 * t_9) : ((Float32(t_10 * t_9) != Float32(t_10 * t_9)) ? Float32(1.0) : max(Float32(1.0), Float32(t_10 * t_9))); else tmp_2 = t_10; end return tmp_2 end
function tmp_4 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = floor(h) * dY_46_v; t_2 = floor(w) * dY_46_u; t_3 = floor(w) * dX_46_u; t_4 = max(((t_3 * t_3) + (t_0 * t_0)), ((t_2 * t_2) + (t_1 * t_1))); t_5 = sqrt(t_4); t_6 = abs(((t_3 * t_1) - (t_0 * t_2))); t_7 = t_4 / t_6; t_8 = t_7 > floor(maxAniso); tmp = single(0.0); if (t_8) tmp = t_5 / floor(maxAniso); else tmp = t_6 / t_5; end t_9 = tmp; tmp_2 = single(0.0); if (t_8) tmp_2 = floor(maxAniso); else tmp_2 = t_7; end t_10 = tmp_2; tmp_3 = single(0.0); if (t_9 < single(1.0)) tmp_3 = max(single(1.0), (t_10 * t_9)); else tmp_3 = t_10; end tmp_4 = tmp_3; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_2 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_3 := \left\lfloor w\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\lfloor maxAniso\right\rfloor \\
t_9 := \begin{array}{l}
\mathbf{if}\;t\_8:\\
\;\;\;\;\frac{t\_5}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_6}{t\_5}\\
\end{array}\\
t_10 := \begin{array}{l}
\mathbf{if}\;t\_8:\\
\;\;\;\;\left\lfloor maxAniso\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.u dY.v) (* dX.v dY.u)))
(t_1 (* dX.v (floor h)))
(t_2 (* (floor h) (floor h)))
(t_3 (* (floor h) (* (floor w) t_0)))
(t_4 (* (floor w) dY.u))
(t_5
(/
(fmax
(fma (floor w) (* (floor w) (* dX.u dX.u)) (* dX.v (* dX.v t_2)))
(fma (floor w) (* (floor w) (* dY.u dY.u)) (* t_2 (* dY.v dY.v))))
(fabs
(*
(floor w)
(fma dY.v (* dX.u (floor h)) (* dY.u (* dX.v (- (floor h)))))))))
(t_6 (* (floor h) dY.v))
(t_7 (fabs (* (floor w) (* (floor h) t_0))))
(t_8 (* dX.u (floor w)))
(t_9 (fmax (pow (hypot t_1 t_8) 2.0) (pow (hypot t_6 t_4) 2.0)))
(t_10 (sqrt t_9))
(t_11 (fmax (pow (hypot t_8 t_1) 2.0) (pow (hypot t_4 t_6) 2.0)))
(t_12 (sqrt t_11))
(t_13 (/ t_9 t_3))
(t_14 (> t_13 (floor maxAniso))))
(if (<
(if (> (/ t_11 t_7) (floor maxAniso))
(/ t_12 (floor maxAniso))
(* t_7 (/ 1.0 t_12)))
1.0)
(fmax
1.0
(*
(if t_14 (/ t_10 (floor maxAniso)) (/ t_3 t_10))
(if t_14 (floor maxAniso) t_13)))
(if (> t_5 (floor maxAniso)) (floor maxAniso) t_5))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = (dX_46_u * dY_46_v) - (dX_46_v * dY_46_u);
float t_1 = dX_46_v * floorf(h);
float t_2 = floorf(h) * floorf(h);
float t_3 = floorf(h) * (floorf(w) * t_0);
float t_4 = floorf(w) * dY_46_u;
float t_5 = fmaxf(fmaf(floorf(w), (floorf(w) * (dX_46_u * dX_46_u)), (dX_46_v * (dX_46_v * t_2))), fmaf(floorf(w), (floorf(w) * (dY_46_u * dY_46_u)), (t_2 * (dY_46_v * dY_46_v)))) / fabsf((floorf(w) * fmaf(dY_46_v, (dX_46_u * floorf(h)), (dY_46_u * (dX_46_v * -floorf(h))))));
float t_6 = floorf(h) * dY_46_v;
float t_7 = fabsf((floorf(w) * (floorf(h) * t_0)));
float t_8 = dX_46_u * floorf(w);
float t_9 = fmaxf(powf(hypotf(t_1, t_8), 2.0f), powf(hypotf(t_6, t_4), 2.0f));
float t_10 = sqrtf(t_9);
float t_11 = fmaxf(powf(hypotf(t_8, t_1), 2.0f), powf(hypotf(t_4, t_6), 2.0f));
float t_12 = sqrtf(t_11);
float t_13 = t_9 / t_3;
int t_14 = t_13 > floorf(maxAniso);
float tmp;
if ((t_11 / t_7) > floorf(maxAniso)) {
tmp = t_12 / floorf(maxAniso);
} else {
tmp = t_7 * (1.0f / t_12);
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_14) {
tmp_4 = t_10 / floorf(maxAniso);
} else {
tmp_4 = t_3 / t_10;
}
float tmp_5;
if (t_14) {
tmp_5 = floorf(maxAniso);
} else {
tmp_5 = t_13;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (t_5 > floorf(maxAniso)) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_5;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)) t_1 = Float32(dX_46_v * floor(h)) t_2 = Float32(floor(h) * floor(h)) t_3 = Float32(floor(h) * Float32(floor(w) * t_0)) t_4 = Float32(floor(w) * dY_46_u) t_5 = Float32(((fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(dX_46_v * Float32(dX_46_v * t_2))) != fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(dX_46_v * Float32(dX_46_v * t_2)))) ? fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(t_2 * Float32(dY_46_v * dY_46_v))) : ((fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(t_2 * Float32(dY_46_v * dY_46_v))) != fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(t_2 * 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_2))) : max(fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(dX_46_v * Float32(dX_46_v * t_2))), fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(t_2 * Float32(dY_46_v * dY_46_v)))))) / abs(Float32(floor(w) * fma(dY_46_v, Float32(dX_46_u * floor(h)), Float32(dY_46_u * Float32(dX_46_v * Float32(-floor(h)))))))) t_6 = Float32(floor(h) * dY_46_v) t_7 = abs(Float32(floor(w) * Float32(floor(h) * t_0))) t_8 = Float32(dX_46_u * floor(w)) t_9 = ((hypot(t_1, t_8) ^ Float32(2.0)) != (hypot(t_1, t_8) ^ Float32(2.0))) ? (hypot(t_6, t_4) ^ Float32(2.0)) : (((hypot(t_6, t_4) ^ Float32(2.0)) != (hypot(t_6, t_4) ^ Float32(2.0))) ? (hypot(t_1, t_8) ^ Float32(2.0)) : max((hypot(t_1, t_8) ^ Float32(2.0)), (hypot(t_6, t_4) ^ Float32(2.0)))) t_10 = sqrt(t_9) t_11 = ((hypot(t_8, t_1) ^ Float32(2.0)) != (hypot(t_8, t_1) ^ Float32(2.0))) ? (hypot(t_4, t_6) ^ Float32(2.0)) : (((hypot(t_4, t_6) ^ Float32(2.0)) != (hypot(t_4, t_6) ^ Float32(2.0))) ? (hypot(t_8, t_1) ^ Float32(2.0)) : max((hypot(t_8, t_1) ^ Float32(2.0)), (hypot(t_4, t_6) ^ Float32(2.0)))) t_12 = sqrt(t_11) t_13 = Float32(t_9 / t_3) t_14 = t_13 > floor(maxAniso) tmp = Float32(0.0) if (Float32(t_11 / t_7) > floor(maxAniso)) tmp = Float32(t_12 / floor(maxAniso)); else tmp = Float32(t_7 * Float32(Float32(1.0) / t_12)); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_14) tmp_4 = Float32(t_10 / floor(maxAniso)); else tmp_4 = Float32(t_3 / t_10); end tmp_5 = Float32(0.0) if (t_14) tmp_5 = floor(maxAniso); else tmp_5 = t_13; 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_5 > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = t_5; end return tmp_3 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot dY.v - dX.v \cdot dY.u\\
t_1 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_2 := \left\lfloor h\right\rfloor \cdot \left\lfloor h\right\rfloor \\
t_3 := \left\lfloor h\right\rfloor \cdot \left(\left\lfloor w\right\rfloor \cdot t\_0\right)\\
t_4 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_5 := \frac{\mathsf{max}\left(\mathsf{fma}\left(\left\lfloor w\right\rfloor , \left\lfloor w\right\rfloor \cdot \left(dX.u \cdot dX.u\right), dX.v \cdot \left(dX.v \cdot t\_2\right)\right), \mathsf{fma}\left(\left\lfloor w\right\rfloor , \left\lfloor w\right\rfloor \cdot \left(dY.u \cdot dY.u\right), t\_2 \cdot \left(dY.v \cdot dY.v\right)\right)\right)}{\left|\left\lfloor w\right\rfloor \cdot \mathsf{fma}\left(dY.v, dX.u \cdot \left\lfloor h\right\rfloor , dY.u \cdot \left(dX.v \cdot \left(-\left\lfloor h\right\rfloor \right)\right)\right)\right|}\\
t_6 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_7 := \left|\left\lfloor w\right\rfloor \cdot \left(\left\lfloor h\right\rfloor \cdot t\_0\right)\right|\\
t_8 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_9 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_1, t\_8\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_6, t\_4\right)\right)}^{2}\right)\\
t_10 := \sqrt{t\_9}\\
t_11 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_8, t\_1\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_4, t\_6\right)\right)}^{2}\right)\\
t_12 := \sqrt{t\_11}\\
t_13 := \frac{t\_9}{t\_3}\\
t_14 := t\_13 > \left\lfloor maxAniso\right\rfloor \\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{t\_11}{t\_7} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{t\_12}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_7 \cdot \frac{1}{t\_12}\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_14:\\
\;\;\;\;\frac{t\_10}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_3}{t\_10}\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_14:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_13\\
\end{array}\right)\\
\mathbf{elif}\;t\_5 > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_5\\
\end{array}
\end{array}
Initial program 98.7%
Simplified98.8%
Applied egg-rr98.8%
Simplified98.8%
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.u dY.v) (* dX.v dY.u)))
(t_1 (* dX.v (floor h)))
(t_2 (* (floor h) (* (floor w) t_0)))
(t_3 (* (floor w) dY.u))
(t_4 (* (floor h) dY.v))
(t_5 (fabs (* (floor w) (* (floor h) t_0))))
(t_6 (* dX.u (floor w)))
(t_7 (fmax (pow (hypot t_1 t_6) 2.0) (pow (hypot t_4 t_3) 2.0)))
(t_8 (sqrt t_7))
(t_9
(/
(fmax (+ (* t_6 t_6) (* t_1 t_1)) (+ (* t_3 t_3) (* t_4 t_4)))
(fabs (- (* t_6 t_4) (* t_3 t_1)))))
(t_10 (fmax (pow (hypot t_6 t_1) 2.0) (pow (hypot t_3 t_4) 2.0)))
(t_11 (sqrt t_10))
(t_12 (/ t_7 t_2))
(t_13 (> t_12 (floor maxAniso))))
(if (<
(if (> (/ t_10 t_5) (floor maxAniso))
(/ t_11 (floor maxAniso))
(* t_5 (/ 1.0 t_11)))
1.0)
(fmax
1.0
(*
(if t_13 (/ t_8 (floor maxAniso)) (/ t_2 t_8))
(if t_13 (floor maxAniso) t_12)))
(if (> t_9 (floor maxAniso)) (floor maxAniso) t_9))))
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 = dX_46_v * floorf(h);
float t_2 = floorf(h) * (floorf(w) * t_0);
float t_3 = floorf(w) * dY_46_u;
float t_4 = floorf(h) * dY_46_v;
float t_5 = fabsf((floorf(w) * (floorf(h) * t_0)));
float t_6 = dX_46_u * floorf(w);
float t_7 = fmaxf(powf(hypotf(t_1, t_6), 2.0f), powf(hypotf(t_4, t_3), 2.0f));
float t_8 = sqrtf(t_7);
float t_9 = fmaxf(((t_6 * t_6) + (t_1 * t_1)), ((t_3 * t_3) + (t_4 * t_4))) / fabsf(((t_6 * t_4) - (t_3 * t_1)));
float t_10 = fmaxf(powf(hypotf(t_6, t_1), 2.0f), powf(hypotf(t_3, t_4), 2.0f));
float t_11 = sqrtf(t_10);
float t_12 = t_7 / t_2;
int t_13 = t_12 > floorf(maxAniso);
float tmp;
if ((t_10 / t_5) > floorf(maxAniso)) {
tmp = t_11 / floorf(maxAniso);
} else {
tmp = t_5 * (1.0f / t_11);
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_13) {
tmp_4 = t_8 / floorf(maxAniso);
} else {
tmp_4 = t_2 / t_8;
}
float tmp_5;
if (t_13) {
tmp_5 = floorf(maxAniso);
} else {
tmp_5 = t_12;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (t_9 > floorf(maxAniso)) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_9;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)) t_1 = Float32(dX_46_v * floor(h)) t_2 = Float32(floor(h) * Float32(floor(w) * t_0)) t_3 = Float32(floor(w) * dY_46_u) t_4 = Float32(floor(h) * dY_46_v) t_5 = abs(Float32(floor(w) * Float32(floor(h) * t_0))) t_6 = Float32(dX_46_u * floor(w)) t_7 = ((hypot(t_1, t_6) ^ Float32(2.0)) != (hypot(t_1, t_6) ^ 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_1, t_6) ^ Float32(2.0)) : max((hypot(t_1, t_6) ^ Float32(2.0)), (hypot(t_4, t_3) ^ Float32(2.0)))) t_8 = sqrt(t_7) t_9 = Float32(((Float32(Float32(t_6 * t_6) + Float32(t_1 * t_1)) != Float32(Float32(t_6 * t_6) + Float32(t_1 * t_1))) ? 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_1 * t_1)) : max(Float32(Float32(t_6 * t_6) + Float32(t_1 * t_1)), Float32(Float32(t_3 * t_3) + Float32(t_4 * t_4))))) / abs(Float32(Float32(t_6 * t_4) - Float32(t_3 * t_1)))) t_10 = ((hypot(t_6, t_1) ^ Float32(2.0)) != (hypot(t_6, t_1) ^ Float32(2.0))) ? (hypot(t_3, t_4) ^ Float32(2.0)) : (((hypot(t_3, t_4) ^ Float32(2.0)) != (hypot(t_3, t_4) ^ Float32(2.0))) ? (hypot(t_6, t_1) ^ Float32(2.0)) : max((hypot(t_6, t_1) ^ Float32(2.0)), (hypot(t_3, t_4) ^ Float32(2.0)))) t_11 = sqrt(t_10) t_12 = Float32(t_7 / t_2) t_13 = t_12 > floor(maxAniso) tmp = Float32(0.0) if (Float32(t_10 / t_5) > floor(maxAniso)) tmp = Float32(t_11 / floor(maxAniso)); else tmp = Float32(t_5 * Float32(Float32(1.0) / t_11)); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_13) tmp_4 = Float32(t_8 / floor(maxAniso)); else tmp_4 = Float32(t_2 / t_8); end tmp_5 = Float32(0.0) if (t_13) tmp_5 = floor(maxAniso); else tmp_5 = t_12; 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_9 > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = t_9; 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 = dX_46_v * floor(h); t_2 = floor(h) * (floor(w) * t_0); t_3 = floor(w) * dY_46_u; t_4 = floor(h) * dY_46_v; t_5 = abs((floor(w) * (floor(h) * t_0))); t_6 = dX_46_u * floor(w); t_7 = max((hypot(t_1, t_6) ^ single(2.0)), (hypot(t_4, t_3) ^ single(2.0))); t_8 = sqrt(t_7); t_9 = max(((t_6 * t_6) + (t_1 * t_1)), ((t_3 * t_3) + (t_4 * t_4))) / abs(((t_6 * t_4) - (t_3 * t_1))); t_10 = max((hypot(t_6, t_1) ^ single(2.0)), (hypot(t_3, t_4) ^ single(2.0))); t_11 = sqrt(t_10); t_12 = t_7 / t_2; t_13 = t_12 > floor(maxAniso); tmp = single(0.0); if ((t_10 / t_5) > floor(maxAniso)) tmp = t_11 / floor(maxAniso); else tmp = t_5 * (single(1.0) / t_11); end tmp_4 = single(0.0); if (tmp < single(1.0)) tmp_5 = single(0.0); if (t_13) tmp_5 = t_8 / floor(maxAniso); else tmp_5 = t_2 / t_8; end tmp_6 = single(0.0); if (t_13) tmp_6 = floor(maxAniso); else tmp_6 = t_12; end tmp_4 = max(single(1.0), (tmp_5 * tmp_6)); elseif (t_9 > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = t_9; 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 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_2 := \left\lfloor h\right\rfloor \cdot \left(\left\lfloor w\right\rfloor \cdot t\_0\right)\\
t_3 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_4 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_5 := \left|\left\lfloor w\right\rfloor \cdot \left(\left\lfloor h\right\rfloor \cdot t\_0\right)\right|\\
t_6 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_7 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_1, t\_6\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_4, t\_3\right)\right)}^{2}\right)\\
t_8 := \sqrt{t\_7}\\
t_9 := \frac{\mathsf{max}\left(t\_6 \cdot t\_6 + t\_1 \cdot t\_1, t\_3 \cdot t\_3 + t\_4 \cdot t\_4\right)}{\left|t\_6 \cdot t\_4 - t\_3 \cdot t\_1\right|}\\
t_10 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_6, t\_1\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_3, t\_4\right)\right)}^{2}\right)\\
t_11 := \sqrt{t\_10}\\
t_12 := \frac{t\_7}{t\_2}\\
t_13 := t\_12 > \left\lfloor maxAniso\right\rfloor \\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{t\_10}{t\_5} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{t\_11}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_5 \cdot \frac{1}{t\_11}\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_13:\\
\;\;\;\;\frac{t\_8}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_2}{t\_8}\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_13:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_12\\
\end{array}\right)\\
\mathbf{elif}\;t\_9 > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_9\\
\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 (* (floor h) (* (floor w) t_0)))
(t_2 (* (floor w) dY.u))
(t_3 (* dX.u (floor w)))
(t_4 (* dX.u (floor h)))
(t_5 (* dX.v (floor h)))
(t_6 (pow (hypot t_3 t_5) 2.0))
(t_7 (* (floor h) (floor h)))
(t_8 (* (floor h) dY.v))
(t_9 (pow (hypot t_8 t_2) 2.0))
(t_10 (fmax (pow (hypot t_5 t_3) 2.0) t_9))
(t_11 (sqrt t_10))
(t_12 (fmax t_6 (pow (hypot t_2 t_8) 2.0)))
(t_13 (sqrt t_12))
(t_14 (fabs (* (floor w) (* (floor h) t_0))))
(t_15 (> (/ t_10 t_1) (floor maxAniso))))
(if (<
(if (> (/ t_12 t_14) (floor maxAniso))
(/ t_13 (floor maxAniso))
(* t_14 (/ 1.0 t_13)))
1.0)
(fmax
1.0
(*
(if t_15 (/ t_11 (floor maxAniso)) (/ t_1 t_11))
(if t_15 (floor maxAniso) (/ (fmax (pow t_5 2.0) t_9) t_1))))
(if (>
(/
(fmax
(fma (floor w) (* (floor w) (* dX.u dX.u)) (* dX.v (* dX.v t_7)))
(fma (floor w) (* (floor w) (* dY.u dY.u)) (* t_7 (* dY.v dY.v))))
(fabs (* (floor w) (fma dY.v t_4 (* dY.u (* dX.v (- (floor h))))))))
(floor maxAniso))
(floor maxAniso)
(pow
(pow
(/
(fmax t_6 t_9)
(fabs (* (floor w) (fma dY.v t_4 (* (floor h) (- (* dX.v dY.u)))))))
3.0)
0.3333333333333333)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = (dX_46_u * dY_46_v) - (dX_46_v * dY_46_u);
float t_1 = floorf(h) * (floorf(w) * t_0);
float t_2 = floorf(w) * dY_46_u;
float t_3 = dX_46_u * floorf(w);
float t_4 = dX_46_u * floorf(h);
float t_5 = dX_46_v * floorf(h);
float t_6 = powf(hypotf(t_3, t_5), 2.0f);
float t_7 = floorf(h) * floorf(h);
float t_8 = floorf(h) * dY_46_v;
float t_9 = powf(hypotf(t_8, t_2), 2.0f);
float t_10 = fmaxf(powf(hypotf(t_5, t_3), 2.0f), t_9);
float t_11 = sqrtf(t_10);
float t_12 = fmaxf(t_6, powf(hypotf(t_2, t_8), 2.0f));
float t_13 = sqrtf(t_12);
float t_14 = fabsf((floorf(w) * (floorf(h) * t_0)));
int t_15 = (t_10 / t_1) > floorf(maxAniso);
float tmp;
if ((t_12 / t_14) > floorf(maxAniso)) {
tmp = t_13 / floorf(maxAniso);
} else {
tmp = t_14 * (1.0f / t_13);
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_15) {
tmp_4 = t_11 / floorf(maxAniso);
} else {
tmp_4 = t_1 / t_11;
}
float tmp_5;
if (t_15) {
tmp_5 = floorf(maxAniso);
} else {
tmp_5 = fmaxf(powf(t_5, 2.0f), t_9) / t_1;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if ((fmaxf(fmaf(floorf(w), (floorf(w) * (dX_46_u * dX_46_u)), (dX_46_v * (dX_46_v * t_7))), fmaf(floorf(w), (floorf(w) * (dY_46_u * dY_46_u)), (t_7 * (dY_46_v * dY_46_v)))) / fabsf((floorf(w) * fmaf(dY_46_v, t_4, (dY_46_u * (dX_46_v * -floorf(h))))))) > floorf(maxAniso)) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = powf(powf((fmaxf(t_6, t_9) / fabsf((floorf(w) * fmaf(dY_46_v, t_4, (floorf(h) * -(dX_46_v * dY_46_u)))))), 3.0f), 0.3333333333333333f);
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)) t_1 = Float32(floor(h) * Float32(floor(w) * t_0)) t_2 = Float32(floor(w) * dY_46_u) t_3 = Float32(dX_46_u * floor(w)) t_4 = Float32(dX_46_u * floor(h)) t_5 = Float32(dX_46_v * floor(h)) t_6 = hypot(t_3, t_5) ^ Float32(2.0) t_7 = Float32(floor(h) * floor(h)) t_8 = Float32(floor(h) * dY_46_v) t_9 = hypot(t_8, t_2) ^ Float32(2.0) t_10 = ((hypot(t_5, t_3) ^ Float32(2.0)) != (hypot(t_5, t_3) ^ Float32(2.0))) ? t_9 : ((t_9 != t_9) ? (hypot(t_5, t_3) ^ Float32(2.0)) : max((hypot(t_5, t_3) ^ Float32(2.0)), t_9)) t_11 = sqrt(t_10) t_12 = (t_6 != t_6) ? (hypot(t_2, t_8) ^ Float32(2.0)) : (((hypot(t_2, t_8) ^ Float32(2.0)) != (hypot(t_2, t_8) ^ Float32(2.0))) ? t_6 : max(t_6, (hypot(t_2, t_8) ^ Float32(2.0)))) t_13 = sqrt(t_12) t_14 = abs(Float32(floor(w) * Float32(floor(h) * t_0))) t_15 = Float32(t_10 / t_1) > floor(maxAniso) tmp = Float32(0.0) if (Float32(t_12 / t_14) > floor(maxAniso)) tmp = Float32(t_13 / floor(maxAniso)); else tmp = Float32(t_14 * Float32(Float32(1.0) / t_13)); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_15) tmp_4 = Float32(t_11 / floor(maxAniso)); else tmp_4 = Float32(t_1 / t_11); end tmp_5 = Float32(0.0) if (t_15) tmp_5 = floor(maxAniso); else tmp_5 = Float32((((t_5 ^ Float32(2.0)) != (t_5 ^ Float32(2.0))) ? t_9 : ((t_9 != t_9) ? (t_5 ^ Float32(2.0)) : max((t_5 ^ Float32(2.0)), t_9))) / t_1); 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(((fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(dX_46_v * Float32(dX_46_v * t_7))) != fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(dX_46_v * Float32(dX_46_v * t_7)))) ? fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(t_7 * Float32(dY_46_v * dY_46_v))) : ((fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(t_7 * Float32(dY_46_v * dY_46_v))) != fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(t_7 * 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_7))) : max(fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(dX_46_v * Float32(dX_46_v * t_7))), fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(t_7 * Float32(dY_46_v * dY_46_v)))))) / abs(Float32(floor(w) * fma(dY_46_v, t_4, Float32(dY_46_u * Float32(dX_46_v * Float32(-floor(h)))))))) > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = (Float32(((t_6 != t_6) ? t_9 : ((t_9 != t_9) ? t_6 : max(t_6, t_9))) / abs(Float32(floor(w) * fma(dY_46_v, t_4, Float32(floor(h) * Float32(-Float32(dX_46_v * dY_46_u))))))) ^ Float32(3.0)) ^ Float32(0.3333333333333333); end return tmp_3 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot dY.v - dX.v \cdot dY.u\\
t_1 := \left\lfloor h\right\rfloor \cdot \left(\left\lfloor w\right\rfloor \cdot t\_0\right)\\
t_2 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_3 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_4 := dX.u \cdot \left\lfloor h\right\rfloor \\
t_5 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_6 := {\left(\mathsf{hypot}\left(t\_3, t\_5\right)\right)}^{2}\\
t_7 := \left\lfloor h\right\rfloor \cdot \left\lfloor h\right\rfloor \\
t_8 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_9 := {\left(\mathsf{hypot}\left(t\_8, t\_2\right)\right)}^{2}\\
t_10 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_5, t\_3\right)\right)}^{2}, t\_9\right)\\
t_11 := \sqrt{t\_10}\\
t_12 := \mathsf{max}\left(t\_6, {\left(\mathsf{hypot}\left(t\_2, t\_8\right)\right)}^{2}\right)\\
t_13 := \sqrt{t\_12}\\
t_14 := \left|\left\lfloor w\right\rfloor \cdot \left(\left\lfloor h\right\rfloor \cdot t\_0\right)\right|\\
t_15 := \frac{t\_10}{t\_1} > \left\lfloor maxAniso\right\rfloor \\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{t\_12}{t\_14} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{t\_13}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_14 \cdot \frac{1}{t\_13}\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_15:\\
\;\;\;\;\frac{t\_11}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_1}{t\_11}\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_15:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;\frac{\mathsf{max}\left({t\_5}^{2}, t\_9\right)}{t\_1}\\
\end{array}\right)\\
\mathbf{elif}\;\frac{\mathsf{max}\left(\mathsf{fma}\left(\left\lfloor w\right\rfloor , \left\lfloor w\right\rfloor \cdot \left(dX.u \cdot dX.u\right), dX.v \cdot \left(dX.v \cdot t\_7\right)\right), \mathsf{fma}\left(\left\lfloor w\right\rfloor , \left\lfloor w\right\rfloor \cdot \left(dY.u \cdot dY.u\right), t\_7 \cdot \left(dY.v \cdot dY.v\right)\right)\right)}{\left|\left\lfloor w\right\rfloor \cdot \mathsf{fma}\left(dY.v, t\_4, dY.u \cdot \left(dX.v \cdot \left(-\left\lfloor h\right\rfloor \right)\right)\right)\right|} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;{\left({\left(\frac{\mathsf{max}\left(t\_6, t\_9\right)}{\left|\left\lfloor w\right\rfloor \cdot \mathsf{fma}\left(dY.v, t\_4, \left\lfloor h\right\rfloor \cdot \left(-dX.v \cdot dY.u\right)\right)\right|}\right)}^{3}\right)}^{0.3333333333333333}\\
\end{array}
\end{array}
Initial program 98.7%
Simplified98.8%
Applied egg-rr98.8%
Simplified98.8%
Taylor expanded in w around 0 98.8%
Simplified98.8%
Applied egg-rr98.7%
Taylor expanded in dX.v around inf 98.7%
unpow298.7%
unpow298.7%
swap-sqr98.7%
unpow298.7%
Simplified98.7%
Final simplification98.7%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.u (floor w)))
(t_1 (* (floor h) (* (floor w) (- (* dX.u dY.v) (* dX.v dY.u)))))
(t_2 (pow (hypot (* (floor h) dY.v) (* (floor w) dY.u)) 2.0))
(t_3 (fmax (pow (hypot (* dX.v (floor h)) t_0) 2.0) t_2))
(t_4 (/ (sqrt t_3) (floor maxAniso)))
(t_5 (/ t_3 t_1))
(t_6 (> t_5 (floor maxAniso)))
(t_7 (sqrt (/ 1.0 t_3))))
(if (< (if t_6 t_4 (* t_1 t_7)) 1.0)
(fmax
1.0
(*
(if t_6 t_4 (* dX.v (* t_7 (* dY.u (* (floor w) (- (floor h)))))))
(if t_6
(floor maxAniso)
(/
(fmax (pow t_0 2.0) t_2)
(* (* dX.u dY.v) (* (floor w) (floor h)))))))
(if t_6 (floor maxAniso) t_5))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = dX_46_u * floorf(w);
float t_1 = floorf(h) * (floorf(w) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)));
float t_2 = powf(hypotf((floorf(h) * dY_46_v), (floorf(w) * dY_46_u)), 2.0f);
float t_3 = fmaxf(powf(hypotf((dX_46_v * floorf(h)), t_0), 2.0f), t_2);
float t_4 = sqrtf(t_3) / floorf(maxAniso);
float t_5 = t_3 / t_1;
int t_6 = t_5 > floorf(maxAniso);
float t_7 = sqrtf((1.0f / t_3));
float tmp;
if (t_6) {
tmp = t_4;
} else {
tmp = t_1 * t_7;
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_6) {
tmp_4 = t_4;
} else {
tmp_4 = dX_46_v * (t_7 * (dY_46_u * (floorf(w) * -floorf(h))));
}
float tmp_5;
if (t_6) {
tmp_5 = floorf(maxAniso);
} else {
tmp_5 = fmaxf(powf(t_0, 2.0f), t_2) / ((dX_46_u * dY_46_v) * (floorf(w) * floorf(h)));
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (t_6) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_5;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_u * floor(w)) t_1 = Float32(floor(h) * Float32(floor(w) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)))) t_2 = hypot(Float32(floor(h) * dY_46_v), Float32(floor(w) * dY_46_u)) ^ Float32(2.0) t_3 = ((hypot(Float32(dX_46_v * floor(h)), t_0) ^ Float32(2.0)) != (hypot(Float32(dX_46_v * floor(h)), t_0) ^ Float32(2.0))) ? t_2 : ((t_2 != t_2) ? (hypot(Float32(dX_46_v * floor(h)), t_0) ^ Float32(2.0)) : max((hypot(Float32(dX_46_v * floor(h)), t_0) ^ Float32(2.0)), t_2)) t_4 = Float32(sqrt(t_3) / floor(maxAniso)) t_5 = Float32(t_3 / t_1) t_6 = t_5 > floor(maxAniso) t_7 = sqrt(Float32(Float32(1.0) / t_3)) tmp = Float32(0.0) if (t_6) tmp = t_4; else tmp = Float32(t_1 * t_7); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_6) tmp_4 = t_4; else tmp_4 = Float32(dX_46_v * Float32(t_7 * Float32(dY_46_u * Float32(floor(w) * Float32(-floor(h)))))); end tmp_5 = Float32(0.0) if (t_6) tmp_5 = floor(maxAniso); else tmp_5 = Float32((((t_0 ^ Float32(2.0)) != (t_0 ^ Float32(2.0))) ? t_2 : ((t_2 != t_2) ? (t_0 ^ Float32(2.0)) : max((t_0 ^ Float32(2.0)), t_2))) / Float32(Float32(dX_46_u * dY_46_v) * Float32(floor(w) * floor(h)))); end tmp_3 = (Float32(1.0) != Float32(1.0)) ? Float32(tmp_4 * tmp_5) : ((Float32(tmp_4 * tmp_5) != Float32(tmp_4 * tmp_5)) ? Float32(1.0) : max(Float32(1.0), Float32(tmp_4 * tmp_5))); elseif (t_6) tmp_3 = floor(maxAniso); else tmp_3 = t_5; end return tmp_3 end
function tmp_7 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = dX_46_u * floor(w); t_1 = floor(h) * (floor(w) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))); t_2 = hypot((floor(h) * dY_46_v), (floor(w) * dY_46_u)) ^ single(2.0); t_3 = max((hypot((dX_46_v * floor(h)), t_0) ^ single(2.0)), t_2); t_4 = sqrt(t_3) / floor(maxAniso); t_5 = t_3 / t_1; t_6 = t_5 > floor(maxAniso); t_7 = sqrt((single(1.0) / t_3)); tmp = single(0.0); if (t_6) tmp = t_4; else tmp = t_1 * t_7; end tmp_4 = single(0.0); if (tmp < single(1.0)) tmp_5 = single(0.0); if (t_6) tmp_5 = t_4; else tmp_5 = dX_46_v * (t_7 * (dY_46_u * (floor(w) * -floor(h)))); end tmp_6 = single(0.0); if (t_6) tmp_6 = floor(maxAniso); else tmp_6 = max((t_0 ^ single(2.0)), t_2) / ((dX_46_u * dY_46_v) * (floor(w) * floor(h))); end tmp_4 = max(single(1.0), (tmp_5 * tmp_6)); elseif (t_6) tmp_4 = floor(maxAniso); else tmp_4 = t_5; end tmp_7 = tmp_4; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_1 := \left\lfloor h\right\rfloor \cdot \left(\left\lfloor w\right\rfloor \cdot \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right)\right)\\
t_2 := {\left(\mathsf{hypot}\left(\left\lfloor h\right\rfloor \cdot dY.v, \left\lfloor w\right\rfloor \cdot dY.u\right)\right)}^{2}\\
t_3 := \mathsf{max}\left({\left(\mathsf{hypot}\left(dX.v \cdot \left\lfloor h\right\rfloor , t\_0\right)\right)}^{2}, t\_2\right)\\
t_4 := \frac{\sqrt{t\_3}}{\left\lfloor maxAniso\right\rfloor }\\
t_5 := \frac{t\_3}{t\_1}\\
t_6 := t\_5 > \left\lfloor maxAniso\right\rfloor \\
t_7 := \sqrt{\frac{1}{t\_3}}\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_6:\\
\;\;\;\;t\_4\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot t\_7\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_6:\\
\;\;\;\;t\_4\\
\mathbf{else}:\\
\;\;\;\;dX.v \cdot \left(t\_7 \cdot \left(dY.u \cdot \left(\left\lfloor w\right\rfloor \cdot \left(-\left\lfloor h\right\rfloor \right)\right)\right)\right)\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_6:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;\frac{\mathsf{max}\left({t\_0}^{2}, t\_2\right)}{\left(dX.u \cdot dY.v\right) \cdot \left(\left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \right)}\\
\end{array}\right)\\
\mathbf{elif}\;t\_6:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_5\\
\end{array}
\end{array}
Initial program 98.7%
Taylor expanded in w around 0 98.7%
Simplified56.6%
Taylor expanded in dX.v around 0 57.2%
unpow257.2%
unpow257.2%
swap-sqr57.2%
unpow257.2%
Simplified57.2%
Taylor expanded in dX.v around inf 59.2%
Simplified59.2%
Taylor expanded in dX.u around inf 59.4%
Simplified59.4%
Final simplification59.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.u (floor w)))
(t_1 (pow (hypot (* (floor h) dY.v) (* (floor w) dY.u)) 2.0))
(t_2 (fmax (pow (hypot (* dX.v (floor h)) t_0) 2.0) t_1))
(t_3 (/ (sqrt t_2) (floor maxAniso)))
(t_4 (* (floor h) (* (floor w) (- (* dX.u dY.v) (* dX.v dY.u)))))
(t_5 (/ t_2 t_4))
(t_6 (> t_5 (floor maxAniso)))
(t_7 (- (floor h))))
(if (<
(if t_6 t_3 (* t_4 (sqrt (/ 1.0 (fmax (pow (* dX.v t_7) 2.0) t_1)))))
1.0)
(fmax
1.0
(*
(if t_6 t_3 (* dX.v (* (sqrt (/ 1.0 t_2)) (* dY.u (* (floor w) t_7)))))
(if t_6 (floor maxAniso) (/ (fmax (pow t_0 2.0) t_1) t_4))))
(if t_6 (floor maxAniso) t_5))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = dX_46_u * floorf(w);
float t_1 = powf(hypotf((floorf(h) * dY_46_v), (floorf(w) * dY_46_u)), 2.0f);
float t_2 = fmaxf(powf(hypotf((dX_46_v * floorf(h)), t_0), 2.0f), t_1);
float t_3 = sqrtf(t_2) / floorf(maxAniso);
float t_4 = floorf(h) * (floorf(w) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)));
float t_5 = t_2 / t_4;
int t_6 = t_5 > floorf(maxAniso);
float t_7 = -floorf(h);
float tmp;
if (t_6) {
tmp = t_3;
} else {
tmp = t_4 * sqrtf((1.0f / fmaxf(powf((dX_46_v * t_7), 2.0f), t_1)));
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_6) {
tmp_4 = t_3;
} else {
tmp_4 = dX_46_v * (sqrtf((1.0f / t_2)) * (dY_46_u * (floorf(w) * t_7)));
}
float tmp_5;
if (t_6) {
tmp_5 = floorf(maxAniso);
} else {
tmp_5 = fmaxf(powf(t_0, 2.0f), t_1) / t_4;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (t_6) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_5;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_u * floor(w)) t_1 = hypot(Float32(floor(h) * dY_46_v), Float32(floor(w) * dY_46_u)) ^ Float32(2.0) t_2 = ((hypot(Float32(dX_46_v * floor(h)), t_0) ^ Float32(2.0)) != (hypot(Float32(dX_46_v * floor(h)), t_0) ^ Float32(2.0))) ? t_1 : ((t_1 != t_1) ? (hypot(Float32(dX_46_v * floor(h)), t_0) ^ Float32(2.0)) : max((hypot(Float32(dX_46_v * floor(h)), t_0) ^ Float32(2.0)), t_1)) t_3 = Float32(sqrt(t_2) / floor(maxAniso)) t_4 = Float32(floor(h) * Float32(floor(w) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)))) t_5 = Float32(t_2 / t_4) t_6 = t_5 > floor(maxAniso) t_7 = Float32(-floor(h)) tmp = Float32(0.0) if (t_6) tmp = t_3; else tmp = Float32(t_4 * sqrt(Float32(Float32(1.0) / (((Float32(dX_46_v * t_7) ^ Float32(2.0)) != (Float32(dX_46_v * t_7) ^ Float32(2.0))) ? t_1 : ((t_1 != t_1) ? (Float32(dX_46_v * t_7) ^ Float32(2.0)) : max((Float32(dX_46_v * t_7) ^ Float32(2.0)), t_1)))))); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_6) tmp_4 = t_3; else tmp_4 = Float32(dX_46_v * Float32(sqrt(Float32(Float32(1.0) / t_2)) * Float32(dY_46_u * Float32(floor(w) * t_7)))); end tmp_5 = Float32(0.0) if (t_6) tmp_5 = floor(maxAniso); else tmp_5 = 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_4); end tmp_3 = (Float32(1.0) != Float32(1.0)) ? Float32(tmp_4 * tmp_5) : ((Float32(tmp_4 * tmp_5) != Float32(tmp_4 * tmp_5)) ? Float32(1.0) : max(Float32(1.0), Float32(tmp_4 * tmp_5))); elseif (t_6) tmp_3 = floor(maxAniso); else tmp_3 = t_5; 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 * floor(w); t_1 = hypot((floor(h) * dY_46_v), (floor(w) * dY_46_u)) ^ single(2.0); t_2 = max((hypot((dX_46_v * floor(h)), t_0) ^ single(2.0)), t_1); t_3 = sqrt(t_2) / floor(maxAniso); t_4 = floor(h) * (floor(w) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))); t_5 = t_2 / t_4; t_6 = t_5 > floor(maxAniso); t_7 = -floor(h); tmp = single(0.0); if (t_6) tmp = t_3; else tmp = t_4 * sqrt((single(1.0) / max(((dX_46_v * t_7) ^ single(2.0)), t_1))); end tmp_4 = single(0.0); if (tmp < single(1.0)) tmp_5 = single(0.0); if (t_6) tmp_5 = t_3; else tmp_5 = dX_46_v * (sqrt((single(1.0) / t_2)) * (dY_46_u * (floor(w) * t_7))); end tmp_6 = single(0.0); if (t_6) tmp_6 = floor(maxAniso); else tmp_6 = max((t_0 ^ single(2.0)), t_1) / t_4; end tmp_4 = max(single(1.0), (tmp_5 * tmp_6)); elseif (t_6) tmp_4 = floor(maxAniso); else tmp_4 = t_5; end tmp_7 = tmp_4; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_1 := {\left(\mathsf{hypot}\left(\left\lfloor h\right\rfloor \cdot dY.v, \left\lfloor w\right\rfloor \cdot dY.u\right)\right)}^{2}\\
t_2 := \mathsf{max}\left({\left(\mathsf{hypot}\left(dX.v \cdot \left\lfloor h\right\rfloor , t\_0\right)\right)}^{2}, t\_1\right)\\
t_3 := \frac{\sqrt{t\_2}}{\left\lfloor maxAniso\right\rfloor }\\
t_4 := \left\lfloor h\right\rfloor \cdot \left(\left\lfloor w\right\rfloor \cdot \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right)\right)\\
t_5 := \frac{t\_2}{t\_4}\\
t_6 := t\_5 > \left\lfloor maxAniso\right\rfloor \\
t_7 := -\left\lfloor h\right\rfloor \\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_6:\\
\;\;\;\;t\_3\\
\mathbf{else}:\\
\;\;\;\;t\_4 \cdot \sqrt{\frac{1}{\mathsf{max}\left({\left(dX.v \cdot t\_7\right)}^{2}, t\_1\right)}}\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_6:\\
\;\;\;\;t\_3\\
\mathbf{else}:\\
\;\;\;\;dX.v \cdot \left(\sqrt{\frac{1}{t\_2}} \cdot \left(dY.u \cdot \left(\left\lfloor w\right\rfloor \cdot t\_7\right)\right)\right)\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_6:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;\frac{\mathsf{max}\left({t\_0}^{2}, t\_1\right)}{t\_4}\\
\end{array}\right)\\
\mathbf{elif}\;t\_6:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_5\\
\end{array}
\end{array}
Initial program 98.7%
Taylor expanded in w around 0 98.7%
Simplified56.6%
Taylor expanded in dX.v around 0 57.2%
unpow257.2%
unpow257.2%
swap-sqr57.2%
unpow257.2%
Simplified57.2%
Taylor expanded in dX.v around inf 59.2%
Simplified59.2%
Taylor expanded in dX.v around -inf 59.3%
mul-1-neg59.3%
*-commutative59.3%
distribute-rgt-neg-in59.3%
Simplified59.3%
Final simplification59.3%
(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 w) (- (* dX.u dY.v) (* dX.v dY.u)))))
(t_2 (* dX.v (floor h)))
(t_3 (pow (hypot (* (floor h) dY.v) (* (floor w) dY.u)) 2.0))
(t_4 (fmax (pow (hypot t_2 t_0) 2.0) t_3))
(t_5 (/ (sqrt t_4) (floor maxAniso)))
(t_6 (/ t_4 t_1))
(t_7 (> t_6 (floor maxAniso)))
(t_8 (sqrt (/ 1.0 t_4))))
(if (< (if t_7 t_5 (* t_1 t_8)) 1.0)
(fmax
1.0
(*
(if t_7 t_5 (* dX.v (* t_8 (* dY.u (* (floor w) (- (floor h)))))))
(if (> (/ (fmax (pow t_2 2.0) t_3) t_1) (floor maxAniso))
(floor maxAniso)
(/ (fmax (pow t_0 2.0) t_3) 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 = dX_46_u * floorf(w);
float t_1 = floorf(h) * (floorf(w) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)));
float t_2 = dX_46_v * floorf(h);
float t_3 = powf(hypotf((floorf(h) * dY_46_v), (floorf(w) * dY_46_u)), 2.0f);
float t_4 = fmaxf(powf(hypotf(t_2, t_0), 2.0f), t_3);
float t_5 = sqrtf(t_4) / floorf(maxAniso);
float t_6 = t_4 / t_1;
int t_7 = t_6 > floorf(maxAniso);
float t_8 = sqrtf((1.0f / t_4));
float tmp;
if (t_7) {
tmp = t_5;
} else {
tmp = t_1 * t_8;
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_7) {
tmp_4 = t_5;
} else {
tmp_4 = dX_46_v * (t_8 * (dY_46_u * (floorf(w) * -floorf(h))));
}
float tmp_5;
if ((fmaxf(powf(t_2, 2.0f), t_3) / t_1) > floorf(maxAniso)) {
tmp_5 = floorf(maxAniso);
} else {
tmp_5 = fmaxf(powf(t_0, 2.0f), t_3) / t_1;
}
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(dX_46_u * floor(w)) t_1 = Float32(floor(h) * Float32(floor(w) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)))) t_2 = Float32(dX_46_v * floor(h)) t_3 = hypot(Float32(floor(h) * dY_46_v), Float32(floor(w) * dY_46_u)) ^ Float32(2.0) t_4 = ((hypot(t_2, t_0) ^ Float32(2.0)) != (hypot(t_2, t_0) ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (hypot(t_2, t_0) ^ Float32(2.0)) : max((hypot(t_2, t_0) ^ Float32(2.0)), t_3)) t_5 = Float32(sqrt(t_4) / floor(maxAniso)) t_6 = Float32(t_4 / t_1) t_7 = t_6 > floor(maxAniso) t_8 = sqrt(Float32(Float32(1.0) / t_4)) tmp = Float32(0.0) if (t_7) tmp = t_5; else tmp = Float32(t_1 * t_8); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_7) tmp_4 = t_5; else tmp_4 = Float32(dX_46_v * Float32(t_8 * Float32(dY_46_u * Float32(floor(w) * Float32(-floor(h)))))); end tmp_5 = Float32(0.0) if (Float32((((t_2 ^ Float32(2.0)) != (t_2 ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (t_2 ^ Float32(2.0)) : max((t_2 ^ Float32(2.0)), t_3))) / t_1) > floor(maxAniso)) tmp_5 = floor(maxAniso); else tmp_5 = Float32((((t_0 ^ Float32(2.0)) != (t_0 ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (t_0 ^ Float32(2.0)) : max((t_0 ^ Float32(2.0)), t_3))) / t_1); 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 * floor(w); t_1 = floor(h) * (floor(w) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))); t_2 = dX_46_v * floor(h); t_3 = hypot((floor(h) * dY_46_v), (floor(w) * dY_46_u)) ^ single(2.0); t_4 = max((hypot(t_2, t_0) ^ single(2.0)), t_3); t_5 = sqrt(t_4) / floor(maxAniso); t_6 = t_4 / t_1; t_7 = t_6 > floor(maxAniso); t_8 = sqrt((single(1.0) / t_4)); tmp = single(0.0); if (t_7) tmp = t_5; else tmp = t_1 * t_8; end tmp_4 = single(0.0); if (tmp < single(1.0)) tmp_5 = single(0.0); if (t_7) tmp_5 = t_5; else tmp_5 = dX_46_v * (t_8 * (dY_46_u * (floor(w) * -floor(h)))); end tmp_6 = single(0.0); if ((max((t_2 ^ single(2.0)), t_3) / t_1) > floor(maxAniso)) tmp_6 = floor(maxAniso); else tmp_6 = max((t_0 ^ single(2.0)), t_3) / t_1; 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 \left\lfloor w\right\rfloor \\
t_1 := \left\lfloor h\right\rfloor \cdot \left(\left\lfloor w\right\rfloor \cdot \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right)\right)\\
t_2 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_3 := {\left(\mathsf{hypot}\left(\left\lfloor h\right\rfloor \cdot dY.v, \left\lfloor w\right\rfloor \cdot dY.u\right)\right)}^{2}\\
t_4 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_2, t\_0\right)\right)}^{2}, t\_3\right)\\
t_5 := \frac{\sqrt{t\_4}}{\left\lfloor maxAniso\right\rfloor }\\
t_6 := \frac{t\_4}{t\_1}\\
t_7 := t\_6 > \left\lfloor maxAniso\right\rfloor \\
t_8 := \sqrt{\frac{1}{t\_4}}\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot t\_8\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;t\_5\\
\mathbf{else}:\\
\;\;\;\;dX.v \cdot \left(t\_8 \cdot \left(dY.u \cdot \left(\left\lfloor w\right\rfloor \cdot \left(-\left\lfloor h\right\rfloor \right)\right)\right)\right)\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left({t\_2}^{2}, t\_3\right)}{t\_1} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;\frac{\mathsf{max}\left({t\_0}^{2}, t\_3\right)}{t\_1}\\
\end{array}\right)\\
\mathbf{elif}\;t\_7:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_6\\
\end{array}
\end{array}
Initial program 98.7%
Taylor expanded in w around 0 98.7%
Simplified56.6%
Taylor expanded in dX.v around 0 57.2%
unpow257.2%
unpow257.2%
swap-sqr57.2%
unpow257.2%
Simplified57.2%
Taylor expanded in dX.v around inf 59.2%
Simplified59.2%
Taylor expanded in dX.v around inf 59.2%
unpow298.7%
unpow298.7%
swap-sqr98.7%
unpow298.7%
Simplified59.2%
Final simplification59.2%
(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 w) (- (* dX.u dY.v) (* dX.v dY.u)))))
(t_2 (* dX.v (floor h)))
(t_3 (pow (hypot (* (floor h) dY.v) (* (floor w) dY.u)) 2.0))
(t_4 (fmax (pow (hypot t_2 t_0) 2.0) t_3))
(t_5 (/ (sqrt t_4) (floor maxAniso)))
(t_6 (/ t_4 t_1))
(t_7 (> t_6 (floor maxAniso)))
(t_8 (sqrt (/ 1.0 t_4))))
(if (< (if t_7 t_5 (* t_8 (* (* dX.u dY.v) (* (floor w) (floor h))))) 1.0)
(fmax
1.0
(*
(if t_7 t_5 (* t_1 t_8))
(if (> (/ (fmax (pow t_2 2.0) t_3) t_1) (floor maxAniso))
(floor maxAniso)
(/ (fmax (pow t_0 2.0) t_3) 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 = dX_46_u * floorf(w);
float t_1 = floorf(h) * (floorf(w) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)));
float t_2 = dX_46_v * floorf(h);
float t_3 = powf(hypotf((floorf(h) * dY_46_v), (floorf(w) * dY_46_u)), 2.0f);
float t_4 = fmaxf(powf(hypotf(t_2, t_0), 2.0f), t_3);
float t_5 = sqrtf(t_4) / floorf(maxAniso);
float t_6 = t_4 / t_1;
int t_7 = t_6 > floorf(maxAniso);
float t_8 = sqrtf((1.0f / t_4));
float tmp;
if (t_7) {
tmp = t_5;
} else {
tmp = t_8 * ((dX_46_u * dY_46_v) * (floorf(w) * floorf(h)));
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_7) {
tmp_4 = t_5;
} else {
tmp_4 = t_1 * t_8;
}
float tmp_5;
if ((fmaxf(powf(t_2, 2.0f), t_3) / t_1) > floorf(maxAniso)) {
tmp_5 = floorf(maxAniso);
} else {
tmp_5 = fmaxf(powf(t_0, 2.0f), t_3) / t_1;
}
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(dX_46_u * floor(w)) t_1 = Float32(floor(h) * Float32(floor(w) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)))) t_2 = Float32(dX_46_v * floor(h)) t_3 = hypot(Float32(floor(h) * dY_46_v), Float32(floor(w) * dY_46_u)) ^ Float32(2.0) t_4 = ((hypot(t_2, t_0) ^ Float32(2.0)) != (hypot(t_2, t_0) ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (hypot(t_2, t_0) ^ Float32(2.0)) : max((hypot(t_2, t_0) ^ Float32(2.0)), t_3)) t_5 = Float32(sqrt(t_4) / floor(maxAniso)) t_6 = Float32(t_4 / t_1) t_7 = t_6 > floor(maxAniso) t_8 = sqrt(Float32(Float32(1.0) / t_4)) tmp = Float32(0.0) if (t_7) tmp = t_5; else tmp = Float32(t_8 * Float32(Float32(dX_46_u * dY_46_v) * Float32(floor(w) * floor(h)))); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_7) tmp_4 = t_5; else tmp_4 = Float32(t_1 * t_8); end tmp_5 = Float32(0.0) if (Float32((((t_2 ^ Float32(2.0)) != (t_2 ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (t_2 ^ Float32(2.0)) : max((t_2 ^ Float32(2.0)), t_3))) / t_1) > floor(maxAniso)) tmp_5 = floor(maxAniso); else tmp_5 = Float32((((t_0 ^ Float32(2.0)) != (t_0 ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (t_0 ^ Float32(2.0)) : max((t_0 ^ Float32(2.0)), t_3))) / t_1); 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 * floor(w); t_1 = floor(h) * (floor(w) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))); t_2 = dX_46_v * floor(h); t_3 = hypot((floor(h) * dY_46_v), (floor(w) * dY_46_u)) ^ single(2.0); t_4 = max((hypot(t_2, t_0) ^ single(2.0)), t_3); t_5 = sqrt(t_4) / floor(maxAniso); t_6 = t_4 / t_1; t_7 = t_6 > floor(maxAniso); t_8 = sqrt((single(1.0) / t_4)); tmp = single(0.0); if (t_7) tmp = t_5; else tmp = t_8 * ((dX_46_u * dY_46_v) * (floor(w) * floor(h))); end tmp_4 = single(0.0); if (tmp < single(1.0)) tmp_5 = single(0.0); if (t_7) tmp_5 = t_5; else tmp_5 = t_1 * t_8; end tmp_6 = single(0.0); if ((max((t_2 ^ single(2.0)), t_3) / t_1) > floor(maxAniso)) tmp_6 = floor(maxAniso); else tmp_6 = max((t_0 ^ single(2.0)), t_3) / t_1; 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 \left\lfloor w\right\rfloor \\
t_1 := \left\lfloor h\right\rfloor \cdot \left(\left\lfloor w\right\rfloor \cdot \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right)\right)\\
t_2 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_3 := {\left(\mathsf{hypot}\left(\left\lfloor h\right\rfloor \cdot dY.v, \left\lfloor w\right\rfloor \cdot dY.u\right)\right)}^{2}\\
t_4 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_2, t\_0\right)\right)}^{2}, t\_3\right)\\
t_5 := \frac{\sqrt{t\_4}}{\left\lfloor maxAniso\right\rfloor }\\
t_6 := \frac{t\_4}{t\_1}\\
t_7 := t\_6 > \left\lfloor maxAniso\right\rfloor \\
t_8 := \sqrt{\frac{1}{t\_4}}\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_8 \cdot \left(\left(dX.u \cdot dY.v\right) \cdot \left(\left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \right)\right)\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot t\_8\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left({t\_2}^{2}, t\_3\right)}{t\_1} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;\frac{\mathsf{max}\left({t\_0}^{2}, t\_3\right)}{t\_1}\\
\end{array}\right)\\
\mathbf{elif}\;t\_7:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_6\\
\end{array}
\end{array}
Initial program 98.7%
Taylor expanded in w around 0 98.7%
Simplified56.6%
Taylor expanded in dX.v around 0 57.2%
unpow257.2%
unpow257.2%
swap-sqr57.2%
unpow257.2%
Simplified57.2%
Taylor expanded in dX.v around 0 56.9%
Simplified56.9%
Taylor expanded in dX.v around inf 56.9%
unpow298.7%
unpow298.7%
swap-sqr98.7%
unpow298.7%
Simplified56.9%
Final simplification56.9%
herbie shell --seed 2024191
(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))))))))