
(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 12 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 (* (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_0 t_2) (* t_3 t_1))))
(t_7 (/ t_4 t_6))
(t_8 (> t_7 (floor maxAniso)))
(t_9 (if t_8 (/ t_5 (floor maxAniso)) (/ t_6 t_5))))
(if (< t_9 1.0)
(fmax 1.0 (* (if t_8 (floor maxAniso) t_7) t_9))
(if (>
(/
t_4
(fabs
(fma
(* (* (- dX.v) (floor h)) (floor w))
dY.u
(* (* (* dX.u (floor w)) dY.v) (floor h)))))
(floor maxAniso))
(floor maxAniso)
t_7))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(h) * dY_46_v;
float t_2 = floorf(w) * dY_46_u;
float t_3 = floorf(w) * dX_46_u;
float t_4 = fmaxf(((t_3 * t_3) + (t_0 * t_0)), ((t_2 * t_2) + (t_1 * t_1)));
float t_5 = sqrtf(t_4);
float t_6 = fabsf(((t_0 * t_2) - (t_3 * t_1)));
float t_7 = t_4 / t_6;
int t_8 = t_7 > floorf(maxAniso);
float tmp;
if (t_8) {
tmp = t_5 / floorf(maxAniso);
} else {
tmp = t_6 / t_5;
}
float t_9 = tmp;
float tmp_2;
if (t_9 < 1.0f) {
float tmp_3;
if (t_8) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_7;
}
tmp_2 = fmaxf(1.0f, (tmp_3 * t_9));
} else if ((t_4 / fabsf(fmaf(((-dX_46_v * floorf(h)) * floorf(w)), dY_46_u, (((dX_46_u * floorf(w)) * dY_46_v) * floorf(h))))) > floorf(maxAniso)) {
tmp_2 = floorf(maxAniso);
} else {
tmp_2 = t_7;
}
return tmp_2;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(floor(w) * dY_46_u) t_3 = Float32(floor(w) * dX_46_u) t_4 = (Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)) != Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0))) ? Float32(Float32(t_2 * t_2) + Float32(t_1 * t_1)) : ((Float32(Float32(t_2 * t_2) + Float32(t_1 * t_1)) != Float32(Float32(t_2 * t_2) + Float32(t_1 * t_1))) ? Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)) : max(Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)), Float32(Float32(t_2 * t_2) + Float32(t_1 * t_1)))) t_5 = sqrt(t_4) t_6 = abs(Float32(Float32(t_0 * t_2) - Float32(t_3 * t_1))) t_7 = Float32(t_4 / t_6) t_8 = t_7 > floor(maxAniso) tmp = Float32(0.0) if (t_8) tmp = Float32(t_5 / floor(maxAniso)); else tmp = Float32(t_6 / t_5); end t_9 = tmp tmp_2 = Float32(0.0) if (t_9 < Float32(1.0)) tmp_3 = Float32(0.0) if (t_8) tmp_3 = floor(maxAniso); else tmp_3 = t_7; end tmp_2 = (Float32(1.0) != Float32(1.0)) ? Float32(tmp_3 * t_9) : ((Float32(tmp_3 * t_9) != Float32(tmp_3 * t_9)) ? Float32(1.0) : max(Float32(1.0), Float32(tmp_3 * t_9))); elseif (Float32(t_4 / abs(fma(Float32(Float32(Float32(-dX_46_v) * floor(h)) * floor(w)), dY_46_u, Float32(Float32(Float32(dX_46_u * floor(w)) * dY_46_v) * floor(h))))) > floor(maxAniso)) tmp_2 = floor(maxAniso); else tmp_2 = t_7; end return tmp_2 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\_0 \cdot t\_2 - t\_3 \cdot t\_1\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}\\
\mathbf{if}\;t\_9 < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_8:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array} \cdot t\_9\right)\\
\mathbf{elif}\;\frac{t\_4}{\left|\mathsf{fma}\left(\left(\left(-dX.v\right) \cdot \left\lfloor h\right\rfloor \right) \cdot \left\lfloor w\right\rfloor , dY.u, \left(\left(dX.u \cdot \left\lfloor w\right\rfloor \right) \cdot dY.v\right) \cdot \left\lfloor h\right\rfloor \right)\right|} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}
\end{array}
Initial program 97.6%
lift--.f32N/A
lift-*.f32N/A
fp-cancel-sub-sign-invN/A
+-commutativeN/A
lift-*.f32N/A
associate-*r*N/A
lower-fma.f32N/A
lower-*.f32N/A
lift-*.f32N/A
*-commutativeN/A
distribute-lft-neg-inN/A
lower-*.f32N/A
lower-neg.f3298.3
lift-*.f32N/A
lift-*.f32N/A
*-commutativeN/A
Applied rewrites98.3%
Final simplification98.3%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor h) dY.v))
(t_2 (pow (floor w) 2.0))
(t_3 (* (floor w) dY.u))
(t_4 (pow (floor h) 2.0))
(t_5 (* (floor w) dX.u))
(t_6 (fmax (+ (* t_5 t_5) (* t_0 t_0)) (+ (* t_3 t_3) (* t_1 t_1))))
(t_7 (sqrt t_6))
(t_8 (fabs (- (* t_0 t_3) (* t_5 t_1))))
(t_9 (/ t_8 t_7))
(t_10 (/ t_6 t_8))
(t_11 (> t_10 (floor maxAniso))))
(if (< (if t_11 (/ t_7 (floor maxAniso)) t_9) 1.0)
(fmax
1.0
(*
(if (>
(/ t_6 (fabs (* (* (floor w) dY.v) (* (floor h) dX.u))))
(floor maxAniso))
(floor maxAniso)
(/
(fmax
(fma (* t_2 dX.u) dX.u (* (* t_4 dX.v) dX.v))
(fma (* t_2 dY.u) dY.u (* (* t_4 dY.v) dY.v)))
(fabs
(* (fma dY.u dX.v (* (- dY.v) dX.u)) (* (floor w) (floor h))))))
(if (> (/ t_6 (fabs (* (* dX.u t_1) (floor w)))) (floor maxAniso))
(/
(pow
(exp
(log
(fmax
(+ (pow (* dX.v (floor h)) 2.0) (pow (* dX.u (floor w)) 2.0))
(+ (pow (* dY.v (floor h)) 2.0) (pow (* dY.u (floor w)) 2.0)))))
0.5)
(floor maxAniso))
t_9)))
(if t_11 (floor maxAniso) 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 = powf(floorf(w), 2.0f);
float t_3 = floorf(w) * dY_46_u;
float t_4 = powf(floorf(h), 2.0f);
float t_5 = floorf(w) * dX_46_u;
float t_6 = fmaxf(((t_5 * t_5) + (t_0 * t_0)), ((t_3 * t_3) + (t_1 * t_1)));
float t_7 = sqrtf(t_6);
float t_8 = fabsf(((t_0 * t_3) - (t_5 * t_1)));
float t_9 = t_8 / t_7;
float t_10 = t_6 / t_8;
int t_11 = t_10 > floorf(maxAniso);
float tmp;
if (t_11) {
tmp = t_7 / floorf(maxAniso);
} else {
tmp = t_9;
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if ((t_6 / fabsf(((floorf(w) * dY_46_v) * (floorf(h) * dX_46_u)))) > floorf(maxAniso)) {
tmp_4 = floorf(maxAniso);
} else {
tmp_4 = fmaxf(fmaf((t_2 * dX_46_u), dX_46_u, ((t_4 * dX_46_v) * dX_46_v)), fmaf((t_2 * dY_46_u), dY_46_u, ((t_4 * dY_46_v) * dY_46_v))) / fabsf((fmaf(dY_46_u, dX_46_v, (-dY_46_v * dX_46_u)) * (floorf(w) * floorf(h))));
}
float tmp_5;
if ((t_6 / fabsf(((dX_46_u * t_1) * floorf(w)))) > floorf(maxAniso)) {
tmp_5 = powf(expf(logf(fmaxf((powf((dX_46_v * floorf(h)), 2.0f) + powf((dX_46_u * floorf(w)), 2.0f)), (powf((dY_46_v * floorf(h)), 2.0f) + powf((dY_46_u * floorf(w)), 2.0f))))), 0.5f) / floorf(maxAniso);
} else {
tmp_5 = t_9;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (t_11) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_10;
}
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) * dX_46_v) t_1 = Float32(floor(h) * dY_46_v) t_2 = floor(w) ^ Float32(2.0) t_3 = Float32(floor(w) * dY_46_u) t_4 = floor(h) ^ Float32(2.0) t_5 = Float32(floor(w) * dX_46_u) t_6 = (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_1 * t_1)) : ((Float32(Float32(t_3 * t_3) + Float32(t_1 * t_1)) != Float32(Float32(t_3 * t_3) + Float32(t_1 * t_1))) ? 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_1 * t_1)))) t_7 = sqrt(t_6) t_8 = abs(Float32(Float32(t_0 * t_3) - Float32(t_5 * t_1))) t_9 = Float32(t_8 / t_7) t_10 = Float32(t_6 / t_8) t_11 = t_10 > floor(maxAniso) tmp = Float32(0.0) if (t_11) tmp = Float32(t_7 / floor(maxAniso)); else tmp = t_9; end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (Float32(t_6 / abs(Float32(Float32(floor(w) * dY_46_v) * Float32(floor(h) * dX_46_u)))) > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = Float32(((fma(Float32(t_2 * dX_46_u), dX_46_u, Float32(Float32(t_4 * dX_46_v) * dX_46_v)) != fma(Float32(t_2 * dX_46_u), dX_46_u, Float32(Float32(t_4 * dX_46_v) * dX_46_v))) ? fma(Float32(t_2 * dY_46_u), dY_46_u, Float32(Float32(t_4 * dY_46_v) * dY_46_v)) : ((fma(Float32(t_2 * dY_46_u), dY_46_u, Float32(Float32(t_4 * dY_46_v) * dY_46_v)) != fma(Float32(t_2 * dY_46_u), dY_46_u, Float32(Float32(t_4 * dY_46_v) * dY_46_v))) ? fma(Float32(t_2 * dX_46_u), dX_46_u, Float32(Float32(t_4 * dX_46_v) * dX_46_v)) : max(fma(Float32(t_2 * dX_46_u), dX_46_u, Float32(Float32(t_4 * dX_46_v) * dX_46_v)), fma(Float32(t_2 * dY_46_u), dY_46_u, Float32(Float32(t_4 * dY_46_v) * dY_46_v))))) / abs(Float32(fma(dY_46_u, dX_46_v, Float32(Float32(-dY_46_v) * dX_46_u)) * Float32(floor(w) * floor(h))))); end tmp_5 = Float32(0.0) if (Float32(t_6 / abs(Float32(Float32(dX_46_u * t_1) * floor(w)))) > floor(maxAniso)) tmp_5 = Float32((exp(log(((Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))) != Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0)))) ? Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dY_46_u * floor(w)) ^ Float32(2.0))) : ((Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dY_46_u * floor(w)) ^ Float32(2.0))) != Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dY_46_u * floor(w)) ^ Float32(2.0)))) ? Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))) : max(Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))), Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dY_46_u * floor(w)) ^ Float32(2.0)))))))) ^ Float32(0.5)) / floor(maxAniso)); else tmp_5 = t_9; 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) tmp_3 = floor(maxAniso); else tmp_3 = t_10; end return 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(\left\lfloor w\right\rfloor \right)}^{2}\\
t_3 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_4 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_5 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_6 := \mathsf{max}\left(t\_5 \cdot t\_5 + t\_0 \cdot t\_0, t\_3 \cdot t\_3 + t\_1 \cdot t\_1\right)\\
t_7 := \sqrt{t\_6}\\
t_8 := \left|t\_0 \cdot t\_3 - t\_5 \cdot t\_1\right|\\
t_9 := \frac{t\_8}{t\_7}\\
t_10 := \frac{t\_6}{t\_8}\\
t_11 := t\_10 > \left\lfloor maxAniso\right\rfloor \\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_11:\\
\;\;\;\;\frac{t\_7}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_9\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;\frac{t\_6}{\left|\left(\left\lfloor w\right\rfloor \cdot dY.v\right) \cdot \left(\left\lfloor h\right\rfloor \cdot dX.u\right)\right|} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;\frac{\mathsf{max}\left(\mathsf{fma}\left(t\_2 \cdot dX.u, dX.u, \left(t\_4 \cdot dX.v\right) \cdot dX.v\right), \mathsf{fma}\left(t\_2 \cdot dY.u, dY.u, \left(t\_4 \cdot dY.v\right) \cdot dY.v\right)\right)}{\left|\mathsf{fma}\left(dY.u, dX.v, \left(-dY.v\right) \cdot dX.u\right) \cdot \left(\left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \right)\right|}\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;\frac{t\_6}{\left|\left(dX.u \cdot t\_1\right) \cdot \left\lfloor w\right\rfloor \right|} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{{\left(e^{\log \left(\mathsf{max}\left({\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}, {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\right)\right)}\right)}^{0.5}}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_9\\
\end{array}\right)\\
\mathbf{elif}\;t\_11:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}
\end{array}
Initial program 97.6%
Taylor expanded in w around 0
Applied rewrites97.6%
lift-sqrt.f32N/A
pow1/2N/A
pow-to-expN/A
exp-prodN/A
lower-pow.f32N/A
Applied rewrites97.7%
Taylor expanded in dX.u around inf
associate-*r*N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-floor.f32N/A
lower-floor.f3297.7
Applied rewrites97.7%
Taylor expanded in dX.u around inf
*-commutativeN/A
associate-*r*N/A
associate-*r*N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
lower-*.f32N/A
lower-floor.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-floor.f3297.7
Applied rewrites97.7%
Final simplification97.7%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (fma dY.u dX.v (* (- dY.v) dX.u)))
(t_1 (fabs (* t_0 (* (floor w) (floor h)))))
(t_2 (pow (floor h) 2.0))
(t_3 (pow (floor w) 2.0))
(t_4
(fmax
(fma (* t_3 dX.u) dX.u (* (* t_2 dX.v) dX.v))
(fma (* t_3 dY.u) dY.u (* (* t_2 dY.v) dY.v))))
(t_5 (/ t_4 t_1))
(t_6 (> t_5 (floor maxAniso)))
(t_7
(if t_6 (/ (sqrt t_4) (floor maxAniso)) (* (sqrt (/ 1.0 t_4)) t_1))))
(if (< t_7 1.0)
(fmax 1.0 (* (if t_6 (floor maxAniso) t_5) t_7))
(if (>
(/
(/
(fmax
(+ (pow (* dX.v (floor h)) 2.0) (pow (* dX.u (floor w)) 2.0))
(+ (pow (* dY.v (floor h)) 2.0) (pow (* dY.u (floor w)) 2.0)))
(fabs t_0))
(* (floor h) (floor w)))
(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 = fmaf(dY_46_u, dX_46_v, (-dY_46_v * dX_46_u));
float t_1 = fabsf((t_0 * (floorf(w) * floorf(h))));
float t_2 = powf(floorf(h), 2.0f);
float t_3 = powf(floorf(w), 2.0f);
float t_4 = fmaxf(fmaf((t_3 * dX_46_u), dX_46_u, ((t_2 * dX_46_v) * dX_46_v)), fmaf((t_3 * dY_46_u), dY_46_u, ((t_2 * dY_46_v) * dY_46_v)));
float t_5 = t_4 / t_1;
int t_6 = t_5 > floorf(maxAniso);
float tmp;
if (t_6) {
tmp = sqrtf(t_4) / floorf(maxAniso);
} else {
tmp = sqrtf((1.0f / t_4)) * t_1;
}
float t_7 = tmp;
float tmp_2;
if (t_7 < 1.0f) {
float tmp_3;
if (t_6) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_5;
}
tmp_2 = fmaxf(1.0f, (tmp_3 * t_7));
} else if (((fmaxf((powf((dX_46_v * floorf(h)), 2.0f) + powf((dX_46_u * floorf(w)), 2.0f)), (powf((dY_46_v * floorf(h)), 2.0f) + powf((dY_46_u * floorf(w)), 2.0f))) / fabsf(t_0)) / (floorf(h) * floorf(w))) > floorf(maxAniso)) {
tmp_2 = floorf(maxAniso);
} else {
tmp_2 = t_5;
}
return tmp_2;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = fma(dY_46_u, dX_46_v, Float32(Float32(-dY_46_v) * dX_46_u)) t_1 = abs(Float32(t_0 * Float32(floor(w) * floor(h)))) t_2 = floor(h) ^ Float32(2.0) t_3 = floor(w) ^ Float32(2.0) t_4 = (fma(Float32(t_3 * dX_46_u), dX_46_u, Float32(Float32(t_2 * dX_46_v) * dX_46_v)) != fma(Float32(t_3 * dX_46_u), dX_46_u, Float32(Float32(t_2 * dX_46_v) * dX_46_v))) ? fma(Float32(t_3 * dY_46_u), dY_46_u, Float32(Float32(t_2 * dY_46_v) * dY_46_v)) : ((fma(Float32(t_3 * dY_46_u), dY_46_u, Float32(Float32(t_2 * dY_46_v) * dY_46_v)) != fma(Float32(t_3 * dY_46_u), dY_46_u, Float32(Float32(t_2 * dY_46_v) * dY_46_v))) ? fma(Float32(t_3 * dX_46_u), dX_46_u, Float32(Float32(t_2 * dX_46_v) * dX_46_v)) : max(fma(Float32(t_3 * dX_46_u), dX_46_u, Float32(Float32(t_2 * dX_46_v) * dX_46_v)), fma(Float32(t_3 * dY_46_u), dY_46_u, Float32(Float32(t_2 * dY_46_v) * dY_46_v)))) t_5 = Float32(t_4 / t_1) t_6 = t_5 > floor(maxAniso) tmp = Float32(0.0) if (t_6) tmp = Float32(sqrt(t_4) / floor(maxAniso)); else tmp = Float32(sqrt(Float32(Float32(1.0) / t_4)) * t_1); end t_7 = tmp tmp_2 = Float32(0.0) if (t_7 < Float32(1.0)) tmp_3 = Float32(0.0) if (t_6) tmp_3 = floor(maxAniso); else tmp_3 = t_5; end tmp_2 = (Float32(1.0) != Float32(1.0)) ? Float32(tmp_3 * t_7) : ((Float32(tmp_3 * t_7) != Float32(tmp_3 * t_7)) ? Float32(1.0) : max(Float32(1.0), Float32(tmp_3 * t_7))); elseif (Float32(Float32(((Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))) != Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0)))) ? Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dY_46_u * floor(w)) ^ Float32(2.0))) : ((Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dY_46_u * floor(w)) ^ Float32(2.0))) != Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dY_46_u * floor(w)) ^ Float32(2.0)))) ? Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))) : max(Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))), Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dY_46_u * floor(w)) ^ Float32(2.0)))))) / abs(t_0)) / Float32(floor(h) * floor(w))) > floor(maxAniso)) tmp_2 = floor(maxAniso); else tmp_2 = t_5; end return tmp_2 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \mathsf{fma}\left(dY.u, dX.v, \left(-dY.v\right) \cdot dX.u\right)\\
t_1 := \left|t\_0 \cdot \left(\left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \right)\right|\\
t_2 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_3 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_4 := \mathsf{max}\left(\mathsf{fma}\left(t\_3 \cdot dX.u, dX.u, \left(t\_2 \cdot dX.v\right) \cdot dX.v\right), \mathsf{fma}\left(t\_3 \cdot dY.u, dY.u, \left(t\_2 \cdot dY.v\right) \cdot dY.v\right)\right)\\
t_5 := \frac{t\_4}{t\_1}\\
t_6 := t\_5 > \left\lfloor maxAniso\right\rfloor \\
t_7 := \begin{array}{l}
\mathbf{if}\;t\_6:\\
\;\;\;\;\frac{\sqrt{t\_4}}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;\sqrt{\frac{1}{t\_4}} \cdot t\_1\\
\end{array}\\
\mathbf{if}\;t\_7 < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_6:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_5\\
\end{array} \cdot t\_7\right)\\
\mathbf{elif}\;\frac{\frac{\mathsf{max}\left({\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}, {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\right)}{\left|t\_0\right|}}{\left\lfloor h\right\rfloor \cdot \left\lfloor w\right\rfloor } > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_5\\
\end{array}
\end{array}
Initial program 97.6%
Taylor expanded in w around 0
Applied rewrites31.1%
Applied rewrites72.2%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0
(fabs (* (fma dY.u dX.v (* (- dY.v) dX.u)) (* (floor w) (floor h)))))
(t_1 (pow (floor w) 2.0))
(t_2 (* dY.v (floor h)))
(t_3 (* dY.u (floor w)))
(t_4 (* t_1 dX.u))
(t_5 (pow (floor h) 2.0))
(t_6 (* (* t_5 dY.v) dY.v))
(t_7 (* t_5 dX.v))
(t_8 (fma t_4 dX.u (* t_7 dX.v)))
(t_9 (fma (* t_1 dY.u) dY.u t_6))
(t_10 (> (/ (fmax t_8 t_6) t_0) (floor maxAniso)))
(t_11 (fmax t_8 t_9))
(t_12 (/ t_11 t_0))
(t_13 (> t_12 (floor maxAniso)))
(t_14 (* (sqrt (/ 1.0 t_11)) t_0))
(t_15 (/ (sqrt t_11) (floor maxAniso)))
(t_16
(fmax 1.0 (* (if t_13 (floor maxAniso) t_12) (if t_13 t_15 t_14))))
(t_17 (pow t_2 2.0)))
(if (or (<= dX.u -15000000512.0) (not (<= dX.u 1000000.0)))
(if (< (if t_10 t_15 t_14) 1.0)
t_16
(if (>
(/
(fmax (fma t_7 dX.v (* t_4 dX.u)) t_9)
(fabs
(* (* (floor h) (floor w)) (fma dY.v dX.u (* (- dX.v) dY.u)))))
(floor maxAniso))
(floor maxAniso)
t_12))
(if (<
(if t_10
(/ (sqrt (fmax t_8 (+ t_17 (* t_3 t_3)))) (floor maxAniso))
t_14)
1.0)
t_16
(if (>
(/
(fmax
t_8
(/ (- (pow t_2 4.0) (pow t_3 4.0)) (- t_17 (pow t_3 2.0))))
t_0)
(floor maxAniso))
(floor maxAniso)
t_12)))))
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 = fabsf((fmaf(dY_46_u, dX_46_v, (-dY_46_v * dX_46_u)) * (floorf(w) * floorf(h))));
float t_1 = powf(floorf(w), 2.0f);
float t_2 = dY_46_v * floorf(h);
float t_3 = dY_46_u * floorf(w);
float t_4 = t_1 * dX_46_u;
float t_5 = powf(floorf(h), 2.0f);
float t_6 = (t_5 * dY_46_v) * dY_46_v;
float t_7 = t_5 * dX_46_v;
float t_8 = fmaf(t_4, dX_46_u, (t_7 * dX_46_v));
float t_9 = fmaf((t_1 * dY_46_u), dY_46_u, t_6);
int t_10 = (fmaxf(t_8, t_6) / t_0) > floorf(maxAniso);
float t_11 = fmaxf(t_8, t_9);
float t_12 = t_11 / t_0;
int t_13 = t_12 > floorf(maxAniso);
float t_14 = sqrtf((1.0f / t_11)) * t_0;
float t_15 = sqrtf(t_11) / floorf(maxAniso);
float tmp;
if (t_13) {
tmp = floorf(maxAniso);
} else {
tmp = t_12;
}
float tmp_1;
if (t_13) {
tmp_1 = t_15;
} else {
tmp_1 = t_14;
}
float t_16 = fmaxf(1.0f, (tmp * tmp_1));
float t_17 = powf(t_2, 2.0f);
float tmp_2;
if (t_10) {
tmp_2 = sqrtf(fmaxf(t_8, (t_17 + (t_3 * t_3)))) / floorf(maxAniso);
} else {
tmp_2 = t_14;
}
float tmp_5;
if ((dX_46_u <= -15000000512.0f) || !(dX_46_u <= 1000000.0f)) {
float tmp_6;
if (t_10) {
tmp_6 = t_15;
} else {
tmp_6 = t_14;
}
float tmp_7;
if (tmp_6 < 1.0f) {
tmp_7 = t_16;
} else if ((fmaxf(fmaf(t_7, dX_46_v, (t_4 * dX_46_u)), t_9) / fabsf(((floorf(h) * floorf(w)) * fmaf(dY_46_v, dX_46_u, (-dX_46_v * dY_46_u))))) > floorf(maxAniso)) {
tmp_7 = floorf(maxAniso);
} else {
tmp_7 = t_12;
}
tmp_5 = tmp_7;
} else if (tmp_2 < 1.0f) {
tmp_5 = t_16;
} else if ((fmaxf(t_8, ((powf(t_2, 4.0f) - powf(t_3, 4.0f)) / (t_17 - powf(t_3, 2.0f)))) / t_0) > floorf(maxAniso)) {
tmp_5 = floorf(maxAniso);
} else {
tmp_5 = t_12;
}
return tmp_5;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = abs(Float32(fma(dY_46_u, dX_46_v, Float32(Float32(-dY_46_v) * dX_46_u)) * Float32(floor(w) * floor(h)))) t_1 = floor(w) ^ Float32(2.0) t_2 = Float32(dY_46_v * floor(h)) t_3 = Float32(dY_46_u * floor(w)) t_4 = Float32(t_1 * dX_46_u) t_5 = floor(h) ^ Float32(2.0) t_6 = Float32(Float32(t_5 * dY_46_v) * dY_46_v) t_7 = Float32(t_5 * dX_46_v) t_8 = fma(t_4, dX_46_u, Float32(t_7 * dX_46_v)) t_9 = fma(Float32(t_1 * dY_46_u), dY_46_u, t_6) t_10 = Float32(((t_8 != t_8) ? t_6 : ((t_6 != t_6) ? t_8 : max(t_8, t_6))) / t_0) > floor(maxAniso) t_11 = (t_8 != t_8) ? t_9 : ((t_9 != t_9) ? t_8 : max(t_8, t_9)) t_12 = Float32(t_11 / t_0) t_13 = t_12 > floor(maxAniso) t_14 = Float32(sqrt(Float32(Float32(1.0) / t_11)) * t_0) t_15 = Float32(sqrt(t_11) / floor(maxAniso)) tmp = Float32(0.0) if (t_13) tmp = floor(maxAniso); else tmp = t_12; end tmp_1 = Float32(0.0) if (t_13) tmp_1 = t_15; else tmp_1 = t_14; end t_16 = (Float32(1.0) != Float32(1.0)) ? Float32(tmp * tmp_1) : ((Float32(tmp * tmp_1) != Float32(tmp * tmp_1)) ? Float32(1.0) : max(Float32(1.0), Float32(tmp * tmp_1))) t_17 = t_2 ^ Float32(2.0) tmp_2 = Float32(0.0) if (t_10) tmp_2 = Float32(sqrt(((t_8 != t_8) ? Float32(t_17 + Float32(t_3 * t_3)) : ((Float32(t_17 + Float32(t_3 * t_3)) != Float32(t_17 + Float32(t_3 * t_3))) ? t_8 : max(t_8, Float32(t_17 + Float32(t_3 * t_3)))))) / floor(maxAniso)); else tmp_2 = t_14; end tmp_5 = Float32(0.0) if ((dX_46_u <= Float32(-15000000512.0)) || !(dX_46_u <= Float32(1000000.0))) tmp_6 = Float32(0.0) if (t_10) tmp_6 = t_15; else tmp_6 = t_14; end tmp_7 = Float32(0.0) if (tmp_6 < Float32(1.0)) tmp_7 = t_16; elseif (Float32(((fma(t_7, dX_46_v, Float32(t_4 * dX_46_u)) != fma(t_7, dX_46_v, Float32(t_4 * dX_46_u))) ? t_9 : ((t_9 != t_9) ? fma(t_7, dX_46_v, Float32(t_4 * dX_46_u)) : max(fma(t_7, dX_46_v, Float32(t_4 * dX_46_u)), t_9))) / abs(Float32(Float32(floor(h) * floor(w)) * fma(dY_46_v, dX_46_u, Float32(Float32(-dX_46_v) * dY_46_u))))) > floor(maxAniso)) tmp_7 = floor(maxAniso); else tmp_7 = t_12; end tmp_5 = tmp_7; elseif (tmp_2 < Float32(1.0)) tmp_5 = t_16; elseif (Float32(((t_8 != t_8) ? Float32(Float32((t_2 ^ Float32(4.0)) - (t_3 ^ Float32(4.0))) / Float32(t_17 - (t_3 ^ Float32(2.0)))) : ((Float32(Float32((t_2 ^ Float32(4.0)) - (t_3 ^ Float32(4.0))) / Float32(t_17 - (t_3 ^ Float32(2.0)))) != Float32(Float32((t_2 ^ Float32(4.0)) - (t_3 ^ Float32(4.0))) / Float32(t_17 - (t_3 ^ Float32(2.0))))) ? t_8 : max(t_8, Float32(Float32((t_2 ^ Float32(4.0)) - (t_3 ^ Float32(4.0))) / Float32(t_17 - (t_3 ^ Float32(2.0))))))) / t_0) > floor(maxAniso)) tmp_5 = floor(maxAniso); else tmp_5 = t_12; end return tmp_5 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left|\mathsf{fma}\left(dY.u, dX.v, \left(-dY.v\right) \cdot dX.u\right) \cdot \left(\left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \right)\right|\\
t_1 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_2 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_3 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_4 := t\_1 \cdot dX.u\\
t_5 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_6 := \left(t\_5 \cdot dY.v\right) \cdot dY.v\\
t_7 := t\_5 \cdot dX.v\\
t_8 := \mathsf{fma}\left(t\_4, dX.u, t\_7 \cdot dX.v\right)\\
t_9 := \mathsf{fma}\left(t\_1 \cdot dY.u, dY.u, t\_6\right)\\
t_10 := \frac{\mathsf{max}\left(t\_8, t\_6\right)}{t\_0} > \left\lfloor maxAniso\right\rfloor \\
t_11 := \mathsf{max}\left(t\_8, t\_9\right)\\
t_12 := \frac{t\_11}{t\_0}\\
t_13 := t\_12 > \left\lfloor maxAniso\right\rfloor \\
t_14 := \sqrt{\frac{1}{t\_11}} \cdot t\_0\\
t_15 := \frac{\sqrt{t\_11}}{\left\lfloor maxAniso\right\rfloor }\\
t_16 := \mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_13:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_12\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_13:\\
\;\;\;\;t\_15\\
\mathbf{else}:\\
\;\;\;\;t\_14\\
\end{array}\right)\\
t_17 := {t\_2}^{2}\\
\mathbf{if}\;dX.u \leq -15000000512 \lor \neg \left(dX.u \leq 1000000\right):\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_10:\\
\;\;\;\;t\_15\\
\mathbf{else}:\\
\;\;\;\;t\_14\\
\end{array} < 1:\\
\;\;\;\;t\_16\\
\mathbf{elif}\;\frac{\mathsf{max}\left(\mathsf{fma}\left(t\_7, dX.v, t\_4 \cdot dX.u\right), t\_9\right)}{\left|\left(\left\lfloor h\right\rfloor \cdot \left\lfloor w\right\rfloor \right) \cdot \mathsf{fma}\left(dY.v, dX.u, \left(-dX.v\right) \cdot dY.u\right)\right|} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_12\\
\end{array}\\
\mathbf{elif}\;\begin{array}{l}
\mathbf{if}\;t\_10:\\
\;\;\;\;\frac{\sqrt{\mathsf{max}\left(t\_8, t\_17 + t\_3 \cdot t\_3\right)}}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_14\\
\end{array} < 1:\\
\;\;\;\;t\_16\\
\mathbf{elif}\;\frac{\mathsf{max}\left(t\_8, \frac{{t\_2}^{4} - {t\_3}^{4}}{t\_17 - {t\_3}^{2}}\right)}{t\_0} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_12\\
\end{array}
\end{array}
if dX.u < -15000000500 or 1e6 < dX.u Initial program 93.5%
Taylor expanded in w around 0
Applied rewrites29.9%
Taylor expanded in dY.u around 0
Applied rewrites46.8%
Taylor expanded in w around 0
Applied rewrites85.9%
if -15000000500 < dX.u < 1e6Initial program 99.0%
Taylor expanded in w around 0
Applied rewrites30.0%
Taylor expanded in dY.u around 0
Applied rewrites52.6%
Applied rewrites53.0%
Applied rewrites54.1%
Final simplification60.7%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (floor w) 2.0))
(t_1 (* t_0 dX.u))
(t_2 (* (- dY.v) dX.u))
(t_3 (fma dY.u dX.v t_2))
(t_4 (* dY.u (floor w)))
(t_5 (pow t_4 2.0))
(t_6 (* (floor w) (floor h)))
(t_7 (fabs (* t_3 t_6)))
(t_8 (* dY.v (floor h)))
(t_9 (pow t_8 2.0))
(t_10 (pow (floor h) 2.0))
(t_11 (* t_10 dX.v))
(t_12 (fma t_1 dX.u (* t_11 dX.v)))
(t_13 (* (* t_10 dY.v) dY.v))
(t_14 (* (floor h) (floor w)))
(t_15 (fma (* t_0 dY.u) dY.u t_13))
(t_16 (fmax t_12 t_15))
(t_17 (* (sqrt (/ 1.0 t_16)) t_7))
(t_18 (/ t_16 t_7))
(t_19 (> t_18 (floor maxAniso)))
(t_20 (/ (sqrt t_16) (floor maxAniso)))
(t_21
(fmax 1.0 (* (if t_19 (floor maxAniso) t_18) (if t_19 t_20 t_17))))
(t_22
(< (if (> (/ (fmax t_12 t_13) t_7) (floor maxAniso)) t_20 t_17) 1.0)))
(if (<= dX.u -0.0003499999875202775)
(if t_22
t_21
(if (>
(/
(/
(fmax
(+ (pow (* dX.u (floor w)) 2.0) (pow (* dX.v (floor h)) 2.0))
(+ t_5 t_9))
(fabs t_3))
(fabs t_14))
(floor maxAniso))
(floor maxAniso)
t_18))
(if (<= dX.u 5000000.0)
(if t_22
t_21
(if (>
(/
(fmax t_12 (/ (- (pow t_8 4.0) (pow t_4 4.0)) (- t_9 t_5)))
(fabs (* (fma dX.v dY.u t_2) t_6)))
(floor maxAniso))
(floor maxAniso)
t_18))
(if t_22
t_21
(if (>
(/
(fmax (fma t_11 dX.v (* t_1 dX.u)) t_15)
(fabs (* t_14 (fma dY.v dX.u (* (- dX.v) dY.u)))))
(floor maxAniso))
(floor maxAniso)
t_18))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = powf(floorf(w), 2.0f);
float t_1 = t_0 * dX_46_u;
float t_2 = -dY_46_v * dX_46_u;
float t_3 = fmaf(dY_46_u, dX_46_v, t_2);
float t_4 = dY_46_u * floorf(w);
float t_5 = powf(t_4, 2.0f);
float t_6 = floorf(w) * floorf(h);
float t_7 = fabsf((t_3 * t_6));
float t_8 = dY_46_v * floorf(h);
float t_9 = powf(t_8, 2.0f);
float t_10 = powf(floorf(h), 2.0f);
float t_11 = t_10 * dX_46_v;
float t_12 = fmaf(t_1, dX_46_u, (t_11 * dX_46_v));
float t_13 = (t_10 * dY_46_v) * dY_46_v;
float t_14 = floorf(h) * floorf(w);
float t_15 = fmaf((t_0 * dY_46_u), dY_46_u, t_13);
float t_16 = fmaxf(t_12, t_15);
float t_17 = sqrtf((1.0f / t_16)) * t_7;
float t_18 = t_16 / t_7;
int t_19 = t_18 > floorf(maxAniso);
float t_20 = sqrtf(t_16) / floorf(maxAniso);
float tmp;
if (t_19) {
tmp = floorf(maxAniso);
} else {
tmp = t_18;
}
float tmp_1;
if (t_19) {
tmp_1 = t_20;
} else {
tmp_1 = t_17;
}
float t_21 = fmaxf(1.0f, (tmp * tmp_1));
float tmp_2;
if ((fmaxf(t_12, t_13) / t_7) > floorf(maxAniso)) {
tmp_2 = t_20;
} else {
tmp_2 = t_17;
}
int t_22 = tmp_2 < 1.0f;
float tmp_4;
if (dX_46_u <= -0.0003499999875202775f) {
float tmp_5;
if (t_22) {
tmp_5 = t_21;
} else if (((fmaxf((powf((dX_46_u * floorf(w)), 2.0f) + powf((dX_46_v * floorf(h)), 2.0f)), (t_5 + t_9)) / fabsf(t_3)) / fabsf(t_14)) > floorf(maxAniso)) {
tmp_5 = floorf(maxAniso);
} else {
tmp_5 = t_18;
}
tmp_4 = tmp_5;
} else if (dX_46_u <= 5000000.0f) {
float tmp_6;
if (t_22) {
tmp_6 = t_21;
} else if ((fmaxf(t_12, ((powf(t_8, 4.0f) - powf(t_4, 4.0f)) / (t_9 - t_5))) / fabsf((fmaf(dX_46_v, dY_46_u, t_2) * t_6))) > floorf(maxAniso)) {
tmp_6 = floorf(maxAniso);
} else {
tmp_6 = t_18;
}
tmp_4 = tmp_6;
} else if (t_22) {
tmp_4 = t_21;
} else if ((fmaxf(fmaf(t_11, dX_46_v, (t_1 * dX_46_u)), t_15) / fabsf((t_14 * fmaf(dY_46_v, dX_46_u, (-dX_46_v * dY_46_u))))) > floorf(maxAniso)) {
tmp_4 = floorf(maxAniso);
} else {
tmp_4 = t_18;
}
return tmp_4;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(w) ^ Float32(2.0) t_1 = Float32(t_0 * dX_46_u) t_2 = Float32(Float32(-dY_46_v) * dX_46_u) t_3 = fma(dY_46_u, dX_46_v, t_2) t_4 = Float32(dY_46_u * floor(w)) t_5 = t_4 ^ Float32(2.0) t_6 = Float32(floor(w) * floor(h)) t_7 = abs(Float32(t_3 * t_6)) t_8 = Float32(dY_46_v * floor(h)) t_9 = t_8 ^ Float32(2.0) t_10 = floor(h) ^ Float32(2.0) t_11 = Float32(t_10 * dX_46_v) t_12 = fma(t_1, dX_46_u, Float32(t_11 * dX_46_v)) t_13 = Float32(Float32(t_10 * dY_46_v) * dY_46_v) t_14 = Float32(floor(h) * floor(w)) t_15 = fma(Float32(t_0 * dY_46_u), dY_46_u, t_13) t_16 = (t_12 != t_12) ? t_15 : ((t_15 != t_15) ? t_12 : max(t_12, t_15)) t_17 = Float32(sqrt(Float32(Float32(1.0) / t_16)) * t_7) t_18 = Float32(t_16 / t_7) t_19 = t_18 > floor(maxAniso) t_20 = Float32(sqrt(t_16) / floor(maxAniso)) tmp = Float32(0.0) if (t_19) tmp = floor(maxAniso); else tmp = t_18; end tmp_1 = Float32(0.0) if (t_19) tmp_1 = t_20; else tmp_1 = t_17; end t_21 = (Float32(1.0) != Float32(1.0)) ? Float32(tmp * tmp_1) : ((Float32(tmp * tmp_1) != Float32(tmp * tmp_1)) ? Float32(1.0) : max(Float32(1.0), Float32(tmp * tmp_1))) tmp_2 = Float32(0.0) if (Float32(((t_12 != t_12) ? t_13 : ((t_13 != t_13) ? t_12 : max(t_12, t_13))) / t_7) > floor(maxAniso)) tmp_2 = t_20; else tmp_2 = t_17; end t_22 = tmp_2 < Float32(1.0) tmp_4 = Float32(0.0) if (dX_46_u <= Float32(-0.0003499999875202775)) tmp_5 = Float32(0.0) if (t_22) tmp_5 = t_21; elseif (Float32(Float32(((Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0))) != Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0)))) ? Float32(t_5 + t_9) : ((Float32(t_5 + t_9) != Float32(t_5 + t_9)) ? Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0))) : max(Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0))), Float32(t_5 + t_9)))) / abs(t_3)) / abs(t_14)) > floor(maxAniso)) tmp_5 = floor(maxAniso); else tmp_5 = t_18; end tmp_4 = tmp_5; elseif (dX_46_u <= Float32(5000000.0)) tmp_6 = Float32(0.0) if (t_22) tmp_6 = t_21; elseif (Float32(((t_12 != t_12) ? Float32(Float32((t_8 ^ Float32(4.0)) - (t_4 ^ Float32(4.0))) / Float32(t_9 - t_5)) : ((Float32(Float32((t_8 ^ Float32(4.0)) - (t_4 ^ Float32(4.0))) / Float32(t_9 - t_5)) != Float32(Float32((t_8 ^ Float32(4.0)) - (t_4 ^ Float32(4.0))) / Float32(t_9 - t_5))) ? t_12 : max(t_12, Float32(Float32((t_8 ^ Float32(4.0)) - (t_4 ^ Float32(4.0))) / Float32(t_9 - t_5))))) / abs(Float32(fma(dX_46_v, dY_46_u, t_2) * t_6))) > floor(maxAniso)) tmp_6 = floor(maxAniso); else tmp_6 = t_18; end tmp_4 = tmp_6; elseif (t_22) tmp_4 = t_21; elseif (Float32(((fma(t_11, dX_46_v, Float32(t_1 * dX_46_u)) != fma(t_11, dX_46_v, Float32(t_1 * dX_46_u))) ? t_15 : ((t_15 != t_15) ? fma(t_11, dX_46_v, Float32(t_1 * dX_46_u)) : max(fma(t_11, dX_46_v, Float32(t_1 * dX_46_u)), t_15))) / abs(Float32(t_14 * fma(dY_46_v, dX_46_u, Float32(Float32(-dX_46_v) * dY_46_u))))) > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = t_18; end return tmp_4 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_1 := t\_0 \cdot dX.u\\
t_2 := \left(-dY.v\right) \cdot dX.u\\
t_3 := \mathsf{fma}\left(dY.u, dX.v, t\_2\right)\\
t_4 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_5 := {t\_4}^{2}\\
t_6 := \left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \\
t_7 := \left|t\_3 \cdot t\_6\right|\\
t_8 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_9 := {t\_8}^{2}\\
t_10 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_11 := t\_10 \cdot dX.v\\
t_12 := \mathsf{fma}\left(t\_1, dX.u, t\_11 \cdot dX.v\right)\\
t_13 := \left(t\_10 \cdot dY.v\right) \cdot dY.v\\
t_14 := \left\lfloor h\right\rfloor \cdot \left\lfloor w\right\rfloor \\
t_15 := \mathsf{fma}\left(t\_0 \cdot dY.u, dY.u, t\_13\right)\\
t_16 := \mathsf{max}\left(t\_12, t\_15\right)\\
t_17 := \sqrt{\frac{1}{t\_16}} \cdot t\_7\\
t_18 := \frac{t\_16}{t\_7}\\
t_19 := t\_18 > \left\lfloor maxAniso\right\rfloor \\
t_20 := \frac{\sqrt{t\_16}}{\left\lfloor maxAniso\right\rfloor }\\
t_21 := \mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_19:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_18\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_19:\\
\;\;\;\;t\_20\\
\mathbf{else}:\\
\;\;\;\;t\_17\\
\end{array}\right)\\
t_22 := \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_12, t\_13\right)}{t\_7} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;t\_20\\
\mathbf{else}:\\
\;\;\;\;t\_17\\
\end{array} < 1\\
\mathbf{if}\;dX.u \leq -0.0003499999875202775:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_22:\\
\;\;\;\;t\_21\\
\mathbf{elif}\;\frac{\frac{\mathsf{max}\left({\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2}, t\_5 + t\_9\right)}{\left|t\_3\right|}}{\left|t\_14\right|} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_18\\
\end{array}\\
\mathbf{elif}\;dX.u \leq 5000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_22:\\
\;\;\;\;t\_21\\
\mathbf{elif}\;\frac{\mathsf{max}\left(t\_12, \frac{{t\_8}^{4} - {t\_4}^{4}}{t\_9 - t\_5}\right)}{\left|\mathsf{fma}\left(dX.v, dY.u, t\_2\right) \cdot t\_6\right|} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_18\\
\end{array}\\
\mathbf{elif}\;t\_22:\\
\;\;\;\;t\_21\\
\mathbf{elif}\;\frac{\mathsf{max}\left(\mathsf{fma}\left(t\_11, dX.v, t\_1 \cdot dX.u\right), t\_15\right)}{\left|t\_14 \cdot \mathsf{fma}\left(dY.v, dX.u, \left(-dX.v\right) \cdot dY.u\right)\right|} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_18\\
\end{array}
\end{array}
if dX.u < -3.49999988e-4Initial program 97.4%
Taylor expanded in w around 0
Applied rewrites28.2%
Taylor expanded in dY.u around 0
Applied rewrites49.3%
Applied rewrites71.3%
if -3.49999988e-4 < dX.u < 5e6Initial program 98.6%
Taylor expanded in w around 0
Applied rewrites31.4%
Taylor expanded in dY.u around 0
Applied rewrites56.3%
Applied rewrites51.0%
Applied rewrites60.6%
if 5e6 < dX.u Initial program 94.1%
Taylor expanded in w around 0
Applied rewrites31.8%
Taylor expanded in dY.u around 0
Applied rewrites51.8%
Taylor expanded in w around 0
Applied rewrites85.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (floor h) 2.0))
(t_1 (* (* t_0 dY.v) dY.v))
(t_2 (pow (floor w) 2.0))
(t_3 (fma (* t_2 dX.u) dX.u (* (* t_0 dX.v) dX.v)))
(t_4 (fmax t_3 (fma (* t_2 dY.u) dY.u t_1)))
(t_5 (/ (sqrt t_4) (floor maxAniso)))
(t_6 (fma dY.u dX.v (* (- dY.v) dX.u)))
(t_7 (fabs (* t_6 (* (floor w) (floor h)))))
(t_8 (/ t_4 t_7))
(t_9 (> t_8 (floor maxAniso)))
(t_10 (* (sqrt (/ 1.0 t_4)) t_7)))
(if (< (if (> (/ (fmax t_3 t_1) t_7) (floor maxAniso)) t_5 t_10) 1.0)
(fmax 1.0 (* (if t_9 (floor maxAniso) t_8) (if t_9 t_5 t_10)))
(if (>
(/
(/
(fmax
(+ (pow (* dX.u (floor w)) 2.0) (pow (* dX.v (floor h)) 2.0))
(+ (pow (* dY.u (floor w)) 2.0) (pow (* dY.v (floor h)) 2.0)))
(fabs t_6))
(fabs (* (floor h) (floor w))))
(floor maxAniso))
(floor maxAniso)
t_8))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = powf(floorf(h), 2.0f);
float t_1 = (t_0 * dY_46_v) * dY_46_v;
float t_2 = powf(floorf(w), 2.0f);
float t_3 = fmaf((t_2 * dX_46_u), dX_46_u, ((t_0 * dX_46_v) * dX_46_v));
float t_4 = fmaxf(t_3, fmaf((t_2 * dY_46_u), dY_46_u, t_1));
float t_5 = sqrtf(t_4) / floorf(maxAniso);
float t_6 = fmaf(dY_46_u, dX_46_v, (-dY_46_v * dX_46_u));
float t_7 = fabsf((t_6 * (floorf(w) * floorf(h))));
float t_8 = t_4 / t_7;
int t_9 = t_8 > floorf(maxAniso);
float t_10 = sqrtf((1.0f / t_4)) * t_7;
float tmp;
if ((fmaxf(t_3, t_1) / t_7) > floorf(maxAniso)) {
tmp = t_5;
} else {
tmp = t_10;
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_9) {
tmp_4 = floorf(maxAniso);
} else {
tmp_4 = t_8;
}
float tmp_5;
if (t_9) {
tmp_5 = t_5;
} else {
tmp_5 = t_10;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (((fmaxf((powf((dX_46_u * floorf(w)), 2.0f) + powf((dX_46_v * floorf(h)), 2.0f)), (powf((dY_46_u * floorf(w)), 2.0f) + powf((dY_46_v * floorf(h)), 2.0f))) / fabsf(t_6)) / fabsf((floorf(h) * floorf(w)))) > floorf(maxAniso)) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_8;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) ^ Float32(2.0) t_1 = Float32(Float32(t_0 * dY_46_v) * dY_46_v) t_2 = floor(w) ^ Float32(2.0) t_3 = fma(Float32(t_2 * dX_46_u), dX_46_u, Float32(Float32(t_0 * dX_46_v) * dX_46_v)) t_4 = (t_3 != t_3) ? fma(Float32(t_2 * dY_46_u), dY_46_u, t_1) : ((fma(Float32(t_2 * dY_46_u), dY_46_u, t_1) != fma(Float32(t_2 * dY_46_u), dY_46_u, t_1)) ? t_3 : max(t_3, fma(Float32(t_2 * dY_46_u), dY_46_u, t_1))) t_5 = Float32(sqrt(t_4) / floor(maxAniso)) t_6 = fma(dY_46_u, dX_46_v, Float32(Float32(-dY_46_v) * dX_46_u)) t_7 = abs(Float32(t_6 * Float32(floor(w) * floor(h)))) t_8 = Float32(t_4 / t_7) t_9 = t_8 > floor(maxAniso) t_10 = Float32(sqrt(Float32(Float32(1.0) / t_4)) * t_7) tmp = Float32(0.0) if (Float32(((t_3 != t_3) ? t_1 : ((t_1 != t_1) ? t_3 : max(t_3, t_1))) / t_7) > floor(maxAniso)) tmp = t_5; else tmp = t_10; end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_9) tmp_4 = floor(maxAniso); else tmp_4 = t_8; end tmp_5 = Float32(0.0) if (t_9) tmp_5 = t_5; else tmp_5 = t_10; 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((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0))) != Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0)))) ? Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) : ((Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) != Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0)))) ? Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0))) : max(Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0))), Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0)))))) / abs(t_6)) / abs(Float32(floor(h) * floor(w)))) > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = t_8; end return tmp_3 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_1 := \left(t\_0 \cdot dY.v\right) \cdot dY.v\\
t_2 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_3 := \mathsf{fma}\left(t\_2 \cdot dX.u, dX.u, \left(t\_0 \cdot dX.v\right) \cdot dX.v\right)\\
t_4 := \mathsf{max}\left(t\_3, \mathsf{fma}\left(t\_2 \cdot dY.u, dY.u, t\_1\right)\right)\\
t_5 := \frac{\sqrt{t\_4}}{\left\lfloor maxAniso\right\rfloor }\\
t_6 := \mathsf{fma}\left(dY.u, dX.v, \left(-dY.v\right) \cdot dX.u\right)\\
t_7 := \left|t\_6 \cdot \left(\left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \right)\right|\\
t_8 := \frac{t\_4}{t\_7}\\
t_9 := t\_8 > \left\lfloor maxAniso\right\rfloor \\
t_10 := \sqrt{\frac{1}{t\_4}} \cdot t\_7\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_3, t\_1\right)}{t\_7} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_9:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_9:\\
\;\;\;\;t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}\right)\\
\mathbf{elif}\;\frac{\frac{\mathsf{max}\left({\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2}, {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\right)}{\left|t\_6\right|}}{\left|\left\lfloor h\right\rfloor \cdot \left\lfloor w\right\rfloor \right|} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}
\end{array}
Initial program 97.6%
Taylor expanded in w around 0
Applied rewrites30.3%
Taylor expanded in dY.u around 0
Applied rewrites51.6%
Applied rewrites71.0%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (floor h) 2.0))
(t_1 (* dY.v (floor h)))
(t_2 (pow (floor w) 2.0))
(t_3 (* (* t_0 dY.v) dY.v))
(t_4 (pow t_1 2.0))
(t_5 (fma (* t_2 dX.u) dX.u (* (* t_0 dX.v) dX.v)))
(t_6 (fmax t_5 (fma (* t_2 dY.u) dY.u t_3)))
(t_7
(fabs (* (fma dY.u dX.v (* (- dY.v) dX.u)) (* (floor w) (floor h)))))
(t_8 (/ t_6 t_7))
(t_9 (> t_8 (floor maxAniso)))
(t_10 (* (sqrt (/ 1.0 t_6)) t_7))
(t_11 (* dY.u (floor w))))
(if (<
(if (> (/ (fmax t_5 t_3) t_7) (floor maxAniso))
(/ (sqrt (fmax t_5 (+ t_4 (* t_11 t_11)))) (floor maxAniso))
t_10)
1.0)
(fmax
1.0
(*
(if t_9 (floor maxAniso) t_8)
(if t_9 (/ (sqrt t_6) (floor maxAniso)) t_10)))
(if (>
(/
(fmax
t_5
(/ (- (pow t_1 4.0) (pow t_11 4.0)) (- t_4 (pow t_11 2.0))))
t_7)
(floor maxAniso))
(floor maxAniso)
t_8))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = powf(floorf(h), 2.0f);
float t_1 = dY_46_v * floorf(h);
float t_2 = powf(floorf(w), 2.0f);
float t_3 = (t_0 * dY_46_v) * dY_46_v;
float t_4 = powf(t_1, 2.0f);
float t_5 = fmaf((t_2 * dX_46_u), dX_46_u, ((t_0 * dX_46_v) * dX_46_v));
float t_6 = fmaxf(t_5, fmaf((t_2 * dY_46_u), dY_46_u, t_3));
float t_7 = fabsf((fmaf(dY_46_u, dX_46_v, (-dY_46_v * dX_46_u)) * (floorf(w) * floorf(h))));
float t_8 = t_6 / t_7;
int t_9 = t_8 > floorf(maxAniso);
float t_10 = sqrtf((1.0f / t_6)) * t_7;
float t_11 = dY_46_u * floorf(w);
float tmp;
if ((fmaxf(t_5, t_3) / t_7) > floorf(maxAniso)) {
tmp = sqrtf(fmaxf(t_5, (t_4 + (t_11 * t_11)))) / floorf(maxAniso);
} else {
tmp = t_10;
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if (t_9) {
tmp_4 = floorf(maxAniso);
} else {
tmp_4 = t_8;
}
float tmp_5;
if (t_9) {
tmp_5 = sqrtf(t_6) / floorf(maxAniso);
} else {
tmp_5 = t_10;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if ((fmaxf(t_5, ((powf(t_1, 4.0f) - powf(t_11, 4.0f)) / (t_4 - powf(t_11, 2.0f)))) / t_7) > floorf(maxAniso)) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_8;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) ^ Float32(2.0) t_1 = Float32(dY_46_v * floor(h)) t_2 = floor(w) ^ Float32(2.0) t_3 = Float32(Float32(t_0 * dY_46_v) * dY_46_v) t_4 = t_1 ^ Float32(2.0) t_5 = fma(Float32(t_2 * dX_46_u), dX_46_u, Float32(Float32(t_0 * dX_46_v) * dX_46_v)) t_6 = (t_5 != t_5) ? fma(Float32(t_2 * dY_46_u), dY_46_u, t_3) : ((fma(Float32(t_2 * dY_46_u), dY_46_u, t_3) != fma(Float32(t_2 * dY_46_u), dY_46_u, t_3)) ? t_5 : max(t_5, fma(Float32(t_2 * dY_46_u), dY_46_u, t_3))) t_7 = abs(Float32(fma(dY_46_u, dX_46_v, Float32(Float32(-dY_46_v) * dX_46_u)) * Float32(floor(w) * floor(h)))) t_8 = Float32(t_6 / t_7) t_9 = t_8 > floor(maxAniso) t_10 = Float32(sqrt(Float32(Float32(1.0) / t_6)) * t_7) t_11 = Float32(dY_46_u * floor(w)) tmp = Float32(0.0) if (Float32(((t_5 != t_5) ? t_3 : ((t_3 != t_3) ? t_5 : max(t_5, t_3))) / t_7) > floor(maxAniso)) tmp = Float32(sqrt(((t_5 != t_5) ? Float32(t_4 + Float32(t_11 * t_11)) : ((Float32(t_4 + Float32(t_11 * t_11)) != Float32(t_4 + Float32(t_11 * t_11))) ? t_5 : max(t_5, Float32(t_4 + Float32(t_11 * t_11)))))) / floor(maxAniso)); else tmp = t_10; end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (t_9) tmp_4 = floor(maxAniso); else tmp_4 = t_8; end tmp_5 = Float32(0.0) if (t_9) tmp_5 = Float32(sqrt(t_6) / floor(maxAniso)); else tmp_5 = t_10; 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(((t_5 != t_5) ? Float32(Float32((t_1 ^ Float32(4.0)) - (t_11 ^ Float32(4.0))) / Float32(t_4 - (t_11 ^ Float32(2.0)))) : ((Float32(Float32((t_1 ^ Float32(4.0)) - (t_11 ^ Float32(4.0))) / Float32(t_4 - (t_11 ^ Float32(2.0)))) != Float32(Float32((t_1 ^ Float32(4.0)) - (t_11 ^ Float32(4.0))) / Float32(t_4 - (t_11 ^ Float32(2.0))))) ? t_5 : max(t_5, Float32(Float32((t_1 ^ Float32(4.0)) - (t_11 ^ Float32(4.0))) / Float32(t_4 - (t_11 ^ Float32(2.0))))))) / t_7) > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = t_8; end return tmp_3 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_1 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_2 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_3 := \left(t\_0 \cdot dY.v\right) \cdot dY.v\\
t_4 := {t\_1}^{2}\\
t_5 := \mathsf{fma}\left(t\_2 \cdot dX.u, dX.u, \left(t\_0 \cdot dX.v\right) \cdot dX.v\right)\\
t_6 := \mathsf{max}\left(t\_5, \mathsf{fma}\left(t\_2 \cdot dY.u, dY.u, t\_3\right)\right)\\
t_7 := \left|\mathsf{fma}\left(dY.u, dX.v, \left(-dY.v\right) \cdot dX.u\right) \cdot \left(\left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \right)\right|\\
t_8 := \frac{t\_6}{t\_7}\\
t_9 := t\_8 > \left\lfloor maxAniso\right\rfloor \\
t_10 := \sqrt{\frac{1}{t\_6}} \cdot t\_7\\
t_11 := dY.u \cdot \left\lfloor w\right\rfloor \\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_5, t\_3\right)}{t\_7} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{\sqrt{\mathsf{max}\left(t\_5, t\_4 + t\_11 \cdot t\_11\right)}}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;t\_9:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_9:\\
\;\;\;\;\frac{\sqrt{t\_6}}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}\right)\\
\mathbf{elif}\;\frac{\mathsf{max}\left(t\_5, \frac{{t\_1}^{4} - {t\_11}^{4}}{t\_4 - {t\_11}^{2}}\right)}{t\_7} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}
\end{array}
Initial program 97.6%
Taylor expanded in w around 0
Applied rewrites30.5%
Taylor expanded in dY.u around 0
Applied rewrites52.6%
Applied rewrites52.5%
Applied rewrites54.1%
Final simplification54.1%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dY.u (floor w)))
(t_1 (pow (floor h) 2.0))
(t_2 (* (* t_1 dY.v) dY.v))
(t_3 (pow (* dY.v (floor h)) 2.0))
(t_4 (pow (floor w) 2.0))
(t_5 (fma (* t_4 dX.u) dX.u (* (* t_1 dX.v) dX.v)))
(t_6 (fmax t_5 (fma (* t_4 dY.u) dY.u t_2)))
(t_7 (/ (sqrt t_6) (floor maxAniso)))
(t_8 (fma dY.u dX.v (* (- dY.v) dX.u)))
(t_9 (fabs (* t_8 (* (floor w) (floor h)))))
(t_10 (/ t_6 t_9))
(t_11 (* (sqrt (/ 1.0 t_6)) t_9)))
(if (< (if (> (/ (fmax t_5 t_2) t_9) (floor maxAniso)) t_7 t_11) 1.0)
(fmax
1.0
(*
(if (>
(/
(fmax
(+ (pow (* dX.u (floor w)) 2.0) (pow (* dX.v (floor h)) 2.0))
(+ (pow t_0 2.0) t_3))
(fabs (* (* (floor h) (floor w)) t_8)))
(floor maxAniso))
(floor maxAniso)
t_10)
(if (> t_10 (floor maxAniso)) t_7 t_11)))
(if (> (/ (fmax t_5 (+ t_3 (* t_0 t_0))) t_9) (floor maxAniso))
(floor maxAniso)
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 = dY_46_u * floorf(w);
float t_1 = powf(floorf(h), 2.0f);
float t_2 = (t_1 * dY_46_v) * dY_46_v;
float t_3 = powf((dY_46_v * floorf(h)), 2.0f);
float t_4 = powf(floorf(w), 2.0f);
float t_5 = fmaf((t_4 * dX_46_u), dX_46_u, ((t_1 * dX_46_v) * dX_46_v));
float t_6 = fmaxf(t_5, fmaf((t_4 * dY_46_u), dY_46_u, t_2));
float t_7 = sqrtf(t_6) / floorf(maxAniso);
float t_8 = fmaf(dY_46_u, dX_46_v, (-dY_46_v * dX_46_u));
float t_9 = fabsf((t_8 * (floorf(w) * floorf(h))));
float t_10 = t_6 / t_9;
float t_11 = sqrtf((1.0f / t_6)) * t_9;
float tmp;
if ((fmaxf(t_5, t_2) / t_9) > floorf(maxAniso)) {
tmp = t_7;
} else {
tmp = t_11;
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if ((fmaxf((powf((dX_46_u * floorf(w)), 2.0f) + powf((dX_46_v * floorf(h)), 2.0f)), (powf(t_0, 2.0f) + t_3)) / fabsf(((floorf(h) * floorf(w)) * t_8))) > floorf(maxAniso)) {
tmp_4 = floorf(maxAniso);
} else {
tmp_4 = t_10;
}
float tmp_5;
if (t_10 > floorf(maxAniso)) {
tmp_5 = t_7;
} else {
tmp_5 = t_11;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if ((fmaxf(t_5, (t_3 + (t_0 * t_0))) / t_9) > floorf(maxAniso)) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_10;
}
return tmp_3;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dY_46_u * floor(w)) t_1 = floor(h) ^ Float32(2.0) t_2 = Float32(Float32(t_1 * dY_46_v) * dY_46_v) t_3 = Float32(dY_46_v * floor(h)) ^ Float32(2.0) t_4 = floor(w) ^ Float32(2.0) t_5 = fma(Float32(t_4 * dX_46_u), dX_46_u, Float32(Float32(t_1 * dX_46_v) * dX_46_v)) t_6 = (t_5 != t_5) ? fma(Float32(t_4 * dY_46_u), dY_46_u, t_2) : ((fma(Float32(t_4 * dY_46_u), dY_46_u, t_2) != fma(Float32(t_4 * dY_46_u), dY_46_u, t_2)) ? t_5 : max(t_5, fma(Float32(t_4 * dY_46_u), dY_46_u, t_2))) t_7 = Float32(sqrt(t_6) / floor(maxAniso)) t_8 = fma(dY_46_u, dX_46_v, Float32(Float32(-dY_46_v) * dX_46_u)) t_9 = abs(Float32(t_8 * Float32(floor(w) * floor(h)))) t_10 = Float32(t_6 / t_9) t_11 = Float32(sqrt(Float32(Float32(1.0) / t_6)) * t_9) tmp = Float32(0.0) if (Float32(((t_5 != t_5) ? t_2 : ((t_2 != t_2) ? t_5 : max(t_5, t_2))) / t_9) > floor(maxAniso)) tmp = t_7; else tmp = t_11; end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (Float32(((Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0))) != Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0)))) ? Float32((t_0 ^ Float32(2.0)) + t_3) : ((Float32((t_0 ^ Float32(2.0)) + t_3) != Float32((t_0 ^ Float32(2.0)) + t_3)) ? Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0))) : max(Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0))), Float32((t_0 ^ Float32(2.0)) + t_3)))) / abs(Float32(Float32(floor(h) * floor(w)) * t_8))) > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = t_10; end tmp_5 = Float32(0.0) if (t_10 > floor(maxAniso)) tmp_5 = t_7; else tmp_5 = t_11; end tmp_3 = (Float32(1.0) != Float32(1.0)) ? Float32(tmp_4 * tmp_5) : ((Float32(tmp_4 * tmp_5) != Float32(tmp_4 * tmp_5)) ? Float32(1.0) : max(Float32(1.0), Float32(tmp_4 * tmp_5))); elseif (Float32(((t_5 != t_5) ? Float32(t_3 + Float32(t_0 * t_0)) : ((Float32(t_3 + Float32(t_0 * t_0)) != Float32(t_3 + Float32(t_0 * t_0))) ? t_5 : max(t_5, Float32(t_3 + Float32(t_0 * t_0))))) / t_9) > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = t_10; end return tmp_3 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_1 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_2 := \left(t\_1 \cdot dY.v\right) \cdot dY.v\\
t_3 := {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_4 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_5 := \mathsf{fma}\left(t\_4 \cdot dX.u, dX.u, \left(t\_1 \cdot dX.v\right) \cdot dX.v\right)\\
t_6 := \mathsf{max}\left(t\_5, \mathsf{fma}\left(t\_4 \cdot dY.u, dY.u, t\_2\right)\right)\\
t_7 := \frac{\sqrt{t\_6}}{\left\lfloor maxAniso\right\rfloor }\\
t_8 := \mathsf{fma}\left(dY.u, dX.v, \left(-dY.v\right) \cdot dX.u\right)\\
t_9 := \left|t\_8 \cdot \left(\left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \right)\right|\\
t_10 := \frac{t\_6}{t\_9}\\
t_11 := \sqrt{\frac{1}{t\_6}} \cdot t\_9\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_5, t\_2\right)}{t\_9} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;t\_7\\
\mathbf{else}:\\
\;\;\;\;t\_11\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left({\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2}, {t\_0}^{2} + t\_3\right)}{\left|\left(\left\lfloor h\right\rfloor \cdot \left\lfloor w\right\rfloor \right) \cdot t\_8\right|} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_10 > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;t\_7\\
\mathbf{else}:\\
\;\;\;\;t\_11\\
\end{array}\right)\\
\mathbf{elif}\;\frac{\mathsf{max}\left(t\_5, t\_3 + t\_0 \cdot t\_0\right)}{t\_9} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}
\end{array}
Initial program 97.6%
Taylor expanded in w around 0
Applied rewrites30.8%
Taylor expanded in dY.u around 0
Applied rewrites51.6%
Applied rewrites51.1%
Applied rewrites61.1%
Final simplification61.0%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.u (floor w)))
(t_1 (pow (floor h) 2.0))
(t_2 (* (* t_1 dY.v) dY.v))
(t_3 (pow t_0 2.0))
(t_4 (* dX.v (floor h)))
(t_5 (pow t_4 2.0))
(t_6 (pow (floor w) 2.0))
(t_7 (fma (* t_6 dY.u) dY.u t_2))
(t_8 (fma (* t_6 dX.u) dX.u (* (* t_1 dX.v) dX.v)))
(t_9 (fmax t_8 t_7))
(t_10 (/ (sqrt t_9) (floor maxAniso)))
(t_11 (fma dY.u dX.v (* (- dY.v) dX.u)))
(t_12 (fabs (* t_11 (* (floor w) (floor h)))))
(t_13 (/ t_9 t_12))
(t_14 (* (sqrt (/ 1.0 t_9)) t_12)))
(if (< (if (> (/ (fmax t_8 t_2) t_12) (floor maxAniso)) t_10 t_14) 1.0)
(fmax
1.0
(*
(if (>
(/
(fmax
(+ t_3 t_5)
(+ (pow (* dY.u (floor w)) 2.0) (pow (* dY.v (floor h)) 2.0)))
(fabs (* (* (floor h) (floor w)) t_11)))
(floor maxAniso))
(floor maxAniso)
t_13)
(if (> t_13 (floor maxAniso)) t_10 t_14)))
(if (>
(/ (fmax (/ (- (pow t_4 4.0) (pow t_0 4.0)) (- t_5 t_3)) t_7) t_12)
(floor maxAniso))
(floor maxAniso)
t_13))))
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(floorf(h), 2.0f);
float t_2 = (t_1 * dY_46_v) * dY_46_v;
float t_3 = powf(t_0, 2.0f);
float t_4 = dX_46_v * floorf(h);
float t_5 = powf(t_4, 2.0f);
float t_6 = powf(floorf(w), 2.0f);
float t_7 = fmaf((t_6 * dY_46_u), dY_46_u, t_2);
float t_8 = fmaf((t_6 * dX_46_u), dX_46_u, ((t_1 * dX_46_v) * dX_46_v));
float t_9 = fmaxf(t_8, t_7);
float t_10 = sqrtf(t_9) / floorf(maxAniso);
float t_11 = fmaf(dY_46_u, dX_46_v, (-dY_46_v * dX_46_u));
float t_12 = fabsf((t_11 * (floorf(w) * floorf(h))));
float t_13 = t_9 / t_12;
float t_14 = sqrtf((1.0f / t_9)) * t_12;
float tmp;
if ((fmaxf(t_8, t_2) / t_12) > floorf(maxAniso)) {
tmp = t_10;
} else {
tmp = t_14;
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if ((fmaxf((t_3 + t_5), (powf((dY_46_u * floorf(w)), 2.0f) + powf((dY_46_v * floorf(h)), 2.0f))) / fabsf(((floorf(h) * floorf(w)) * t_11))) > floorf(maxAniso)) {
tmp_4 = floorf(maxAniso);
} else {
tmp_4 = t_13;
}
float tmp_5;
if (t_13 > floorf(maxAniso)) {
tmp_5 = t_10;
} else {
tmp_5 = t_14;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if ((fmaxf(((powf(t_4, 4.0f) - powf(t_0, 4.0f)) / (t_5 - t_3)), t_7) / t_12) > floorf(maxAniso)) {
tmp_3 = floorf(maxAniso);
} else {
tmp_3 = t_13;
}
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 = floor(h) ^ Float32(2.0) t_2 = Float32(Float32(t_1 * dY_46_v) * dY_46_v) t_3 = t_0 ^ Float32(2.0) t_4 = Float32(dX_46_v * floor(h)) t_5 = t_4 ^ Float32(2.0) t_6 = floor(w) ^ Float32(2.0) t_7 = fma(Float32(t_6 * dY_46_u), dY_46_u, t_2) t_8 = fma(Float32(t_6 * dX_46_u), dX_46_u, Float32(Float32(t_1 * dX_46_v) * dX_46_v)) t_9 = (t_8 != t_8) ? t_7 : ((t_7 != t_7) ? t_8 : max(t_8, t_7)) t_10 = Float32(sqrt(t_9) / floor(maxAniso)) t_11 = fma(dY_46_u, dX_46_v, Float32(Float32(-dY_46_v) * dX_46_u)) t_12 = abs(Float32(t_11 * Float32(floor(w) * floor(h)))) t_13 = Float32(t_9 / t_12) t_14 = Float32(sqrt(Float32(Float32(1.0) / t_9)) * t_12) tmp = Float32(0.0) if (Float32(((t_8 != t_8) ? t_2 : ((t_2 != t_2) ? t_8 : max(t_8, t_2))) / t_12) > floor(maxAniso)) tmp = t_10; else tmp = t_14; end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (Float32(((Float32(t_3 + t_5) != Float32(t_3 + t_5)) ? Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) : ((Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) != Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0)))) ? Float32(t_3 + t_5) : max(Float32(t_3 + t_5), Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0)))))) / abs(Float32(Float32(floor(h) * floor(w)) * t_11))) > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = t_13; end tmp_5 = Float32(0.0) if (t_13 > floor(maxAniso)) tmp_5 = t_10; else tmp_5 = t_14; 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_4 ^ Float32(4.0)) - (t_0 ^ Float32(4.0))) / Float32(t_5 - t_3)) != Float32(Float32((t_4 ^ Float32(4.0)) - (t_0 ^ Float32(4.0))) / Float32(t_5 - t_3))) ? t_7 : ((t_7 != t_7) ? Float32(Float32((t_4 ^ Float32(4.0)) - (t_0 ^ Float32(4.0))) / Float32(t_5 - t_3)) : max(Float32(Float32((t_4 ^ Float32(4.0)) - (t_0 ^ Float32(4.0))) / Float32(t_5 - t_3)), t_7))) / t_12) > floor(maxAniso)) tmp_3 = floor(maxAniso); else tmp_3 = t_13; end return tmp_3 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_1 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_2 := \left(t\_1 \cdot dY.v\right) \cdot dY.v\\
t_3 := {t\_0}^{2}\\
t_4 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_5 := {t\_4}^{2}\\
t_6 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_7 := \mathsf{fma}\left(t\_6 \cdot dY.u, dY.u, t\_2\right)\\
t_8 := \mathsf{fma}\left(t\_6 \cdot dX.u, dX.u, \left(t\_1 \cdot dX.v\right) \cdot dX.v\right)\\
t_9 := \mathsf{max}\left(t\_8, t\_7\right)\\
t_10 := \frac{\sqrt{t\_9}}{\left\lfloor maxAniso\right\rfloor }\\
t_11 := \mathsf{fma}\left(dY.u, dX.v, \left(-dY.v\right) \cdot dX.u\right)\\
t_12 := \left|t\_11 \cdot \left(\left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \right)\right|\\
t_13 := \frac{t\_9}{t\_12}\\
t_14 := \sqrt{\frac{1}{t\_9}} \cdot t\_12\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_8, t\_2\right)}{t\_12} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;t\_10\\
\mathbf{else}:\\
\;\;\;\;t\_14\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_3 + t\_5, {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\right)}{\left|\left(\left\lfloor h\right\rfloor \cdot \left\lfloor w\right\rfloor \right) \cdot t\_11\right|} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_13\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_13 > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;t\_10\\
\mathbf{else}:\\
\;\;\;\;t\_14\\
\end{array}\right)\\
\mathbf{elif}\;\frac{\mathsf{max}\left(\frac{{t\_4}^{4} - {t\_0}^{4}}{t\_5 - t\_3}, t\_7\right)}{t\_12} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_13\\
\end{array}
\end{array}
Initial program 97.6%
Taylor expanded in w around 0
Applied rewrites30.4%
Taylor expanded in dY.u around 0
Applied rewrites51.9%
Applied rewrites51.8%
Applied rewrites60.5%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (floor h) 2.0))
(t_1 (* (* t_0 dY.v) dY.v))
(t_2 (pow (* dY.v (floor h)) 2.0))
(t_3 (* dY.u (floor w)))
(t_4 (pow (floor w) 2.0))
(t_5 (fma (* t_4 dX.u) dX.u (* (* t_0 dX.v) dX.v)))
(t_6 (fmax t_5 (fma (* t_4 dY.u) dY.u t_1)))
(t_7 (fma dY.u dX.v (* (- dY.v) dX.u)))
(t_8 (fabs (* t_7 (* (floor w) (floor h)))))
(t_9 (/ t_6 t_8))
(t_10 (> t_9 (floor maxAniso)))
(t_11 (* (sqrt (/ 1.0 t_6)) t_8)))
(if (<
(if (> (/ (fmax t_5 t_1) t_8) (floor maxAniso))
(/ (sqrt (fmax t_5 (+ t_2 (* t_3 t_3)))) (floor maxAniso))
t_11)
1.0)
(fmax
1.0
(*
(if (>
(/
(fmax
(+ (pow (* dX.u (floor w)) 2.0) (pow (* dX.v (floor h)) 2.0))
(+ (pow t_3 2.0) t_2))
(fabs (* (* (floor h) (floor w)) t_7)))
(floor maxAniso))
(floor maxAniso)
t_9)
(if t_10 (/ (sqrt t_6) (floor maxAniso)) t_11)))
(if t_10 (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 = powf(floorf(h), 2.0f);
float t_1 = (t_0 * dY_46_v) * dY_46_v;
float t_2 = powf((dY_46_v * floorf(h)), 2.0f);
float t_3 = dY_46_u * floorf(w);
float t_4 = powf(floorf(w), 2.0f);
float t_5 = fmaf((t_4 * dX_46_u), dX_46_u, ((t_0 * dX_46_v) * dX_46_v));
float t_6 = fmaxf(t_5, fmaf((t_4 * dY_46_u), dY_46_u, t_1));
float t_7 = fmaf(dY_46_u, dX_46_v, (-dY_46_v * dX_46_u));
float t_8 = fabsf((t_7 * (floorf(w) * floorf(h))));
float t_9 = t_6 / t_8;
int t_10 = t_9 > floorf(maxAniso);
float t_11 = sqrtf((1.0f / t_6)) * t_8;
float tmp;
if ((fmaxf(t_5, t_1) / t_8) > floorf(maxAniso)) {
tmp = sqrtf(fmaxf(t_5, (t_2 + (t_3 * t_3)))) / floorf(maxAniso);
} else {
tmp = t_11;
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if ((fmaxf((powf((dX_46_u * floorf(w)), 2.0f) + powf((dX_46_v * floorf(h)), 2.0f)), (powf(t_3, 2.0f) + t_2)) / fabsf(((floorf(h) * floorf(w)) * t_7))) > floorf(maxAniso)) {
tmp_4 = floorf(maxAniso);
} else {
tmp_4 = t_9;
}
float tmp_5;
if (t_10) {
tmp_5 = sqrtf(t_6) / floorf(maxAniso);
} else {
tmp_5 = t_11;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (t_10) {
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 = floor(h) ^ Float32(2.0) t_1 = Float32(Float32(t_0 * dY_46_v) * dY_46_v) t_2 = Float32(dY_46_v * floor(h)) ^ Float32(2.0) t_3 = Float32(dY_46_u * floor(w)) t_4 = floor(w) ^ Float32(2.0) t_5 = fma(Float32(t_4 * dX_46_u), dX_46_u, Float32(Float32(t_0 * dX_46_v) * dX_46_v)) t_6 = (t_5 != t_5) ? fma(Float32(t_4 * dY_46_u), dY_46_u, t_1) : ((fma(Float32(t_4 * dY_46_u), dY_46_u, t_1) != fma(Float32(t_4 * dY_46_u), dY_46_u, t_1)) ? t_5 : max(t_5, fma(Float32(t_4 * dY_46_u), dY_46_u, t_1))) t_7 = fma(dY_46_u, dX_46_v, Float32(Float32(-dY_46_v) * dX_46_u)) t_8 = abs(Float32(t_7 * Float32(floor(w) * floor(h)))) t_9 = Float32(t_6 / t_8) t_10 = t_9 > floor(maxAniso) t_11 = Float32(sqrt(Float32(Float32(1.0) / t_6)) * t_8) tmp = Float32(0.0) if (Float32(((t_5 != t_5) ? t_1 : ((t_1 != t_1) ? t_5 : max(t_5, t_1))) / t_8) > floor(maxAniso)) tmp = Float32(sqrt(((t_5 != t_5) ? Float32(t_2 + Float32(t_3 * t_3)) : ((Float32(t_2 + Float32(t_3 * t_3)) != Float32(t_2 + Float32(t_3 * t_3))) ? t_5 : max(t_5, Float32(t_2 + Float32(t_3 * t_3)))))) / floor(maxAniso)); else tmp = t_11; end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (Float32(((Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0))) != Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0)))) ? Float32((t_3 ^ Float32(2.0)) + t_2) : ((Float32((t_3 ^ Float32(2.0)) + t_2) != Float32((t_3 ^ Float32(2.0)) + t_2)) ? Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0))) : max(Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0))), Float32((t_3 ^ Float32(2.0)) + t_2)))) / abs(Float32(Float32(floor(h) * floor(w)) * t_7))) > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = t_9; end tmp_5 = Float32(0.0) if (t_10) tmp_5 = Float32(sqrt(t_6) / floor(maxAniso)); else tmp_5 = t_11; end tmp_3 = (Float32(1.0) != Float32(1.0)) ? Float32(tmp_4 * tmp_5) : ((Float32(tmp_4 * tmp_5) != Float32(tmp_4 * tmp_5)) ? Float32(1.0) : max(Float32(1.0), Float32(tmp_4 * tmp_5))); elseif (t_10) tmp_3 = floor(maxAniso); else tmp_3 = t_9; end return tmp_3 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_1 := \left(t\_0 \cdot dY.v\right) \cdot dY.v\\
t_2 := {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_3 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_4 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_5 := \mathsf{fma}\left(t\_4 \cdot dX.u, dX.u, \left(t\_0 \cdot dX.v\right) \cdot dX.v\right)\\
t_6 := \mathsf{max}\left(t\_5, \mathsf{fma}\left(t\_4 \cdot dY.u, dY.u, t\_1\right)\right)\\
t_7 := \mathsf{fma}\left(dY.u, dX.v, \left(-dY.v\right) \cdot dX.u\right)\\
t_8 := \left|t\_7 \cdot \left(\left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \right)\right|\\
t_9 := \frac{t\_6}{t\_8}\\
t_10 := t\_9 > \left\lfloor maxAniso\right\rfloor \\
t_11 := \sqrt{\frac{1}{t\_6}} \cdot t\_8\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_5, t\_1\right)}{t\_8} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{\sqrt{\mathsf{max}\left(t\_5, t\_2 + t\_3 \cdot t\_3\right)}}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_11\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left({\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2}, {t\_3}^{2} + t\_2\right)}{\left|\left(\left\lfloor h\right\rfloor \cdot \left\lfloor w\right\rfloor \right) \cdot t\_7\right|} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_9\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_10:\\
\;\;\;\;\frac{\sqrt{t\_6}}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_11\\
\end{array}\right)\\
\mathbf{elif}\;t\_10:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_9\\
\end{array}
\end{array}
Initial program 97.6%
Taylor expanded in w around 0
Applied rewrites30.8%
Taylor expanded in dY.u around 0
Applied rewrites51.5%
Applied rewrites50.9%
Applied rewrites54.4%
Final simplification54.2%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (* dX.v (floor h)) 2.0))
(t_1 (pow (* dX.u (floor w)) 2.0))
(t_2 (pow (floor h) 2.0))
(t_3 (* (* t_2 dY.v) dY.v))
(t_4 (pow (floor w) 2.0))
(t_5 (fma (* t_4 dY.u) dY.u t_3))
(t_6 (fma (* t_4 dX.u) dX.u (* (* t_2 dX.v) dX.v)))
(t_7 (fmax t_6 t_5))
(t_8 (/ (sqrt t_7) (floor maxAniso)))
(t_9 (fma dY.u dX.v (* (- dY.v) dX.u)))
(t_10 (fabs (* t_9 (* (floor w) (floor h)))))
(t_11 (/ t_7 t_10))
(t_12 (> t_11 (floor maxAniso))))
(if (<
(if (> (/ (fmax t_6 t_3) t_10) (floor maxAniso))
t_8
(* (sqrt (/ 1.0 (fmax (+ t_0 t_1) t_5))) t_10))
1.0)
(fmax
1.0
(*
(if (>
(/
(fmax
(+ t_1 t_0)
(+ (pow (* dY.u (floor w)) 2.0) (pow (* dY.v (floor h)) 2.0)))
(fabs (* (* (floor h) (floor w)) t_9)))
(floor maxAniso))
(floor maxAniso)
t_11)
(if t_12 t_8 (* (sqrt (/ 1.0 t_7)) t_10))))
(if t_12 (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 = powf((dX_46_v * floorf(h)), 2.0f);
float t_1 = powf((dX_46_u * floorf(w)), 2.0f);
float t_2 = powf(floorf(h), 2.0f);
float t_3 = (t_2 * dY_46_v) * dY_46_v;
float t_4 = powf(floorf(w), 2.0f);
float t_5 = fmaf((t_4 * dY_46_u), dY_46_u, t_3);
float t_6 = fmaf((t_4 * dX_46_u), dX_46_u, ((t_2 * dX_46_v) * dX_46_v));
float t_7 = fmaxf(t_6, t_5);
float t_8 = sqrtf(t_7) / floorf(maxAniso);
float t_9 = fmaf(dY_46_u, dX_46_v, (-dY_46_v * dX_46_u));
float t_10 = fabsf((t_9 * (floorf(w) * floorf(h))));
float t_11 = t_7 / t_10;
int t_12 = t_11 > floorf(maxAniso);
float tmp;
if ((fmaxf(t_6, t_3) / t_10) > floorf(maxAniso)) {
tmp = t_8;
} else {
tmp = sqrtf((1.0f / fmaxf((t_0 + t_1), t_5))) * t_10;
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if ((fmaxf((t_1 + t_0), (powf((dY_46_u * floorf(w)), 2.0f) + powf((dY_46_v * floorf(h)), 2.0f))) / fabsf(((floorf(h) * floorf(w)) * t_9))) > floorf(maxAniso)) {
tmp_4 = floorf(maxAniso);
} else {
tmp_4 = t_11;
}
float tmp_5;
if (t_12) {
tmp_5 = t_8;
} else {
tmp_5 = sqrtf((1.0f / t_7)) * t_10;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (t_12) {
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)) ^ Float32(2.0) t_1 = Float32(dX_46_u * floor(w)) ^ Float32(2.0) t_2 = floor(h) ^ Float32(2.0) t_3 = Float32(Float32(t_2 * dY_46_v) * dY_46_v) t_4 = floor(w) ^ Float32(2.0) t_5 = fma(Float32(t_4 * dY_46_u), dY_46_u, t_3) t_6 = fma(Float32(t_4 * dX_46_u), dX_46_u, Float32(Float32(t_2 * dX_46_v) * dX_46_v)) t_7 = (t_6 != t_6) ? t_5 : ((t_5 != t_5) ? t_6 : max(t_6, t_5)) t_8 = Float32(sqrt(t_7) / floor(maxAniso)) t_9 = fma(dY_46_u, dX_46_v, Float32(Float32(-dY_46_v) * dX_46_u)) t_10 = abs(Float32(t_9 * Float32(floor(w) * floor(h)))) t_11 = Float32(t_7 / t_10) t_12 = t_11 > floor(maxAniso) tmp = Float32(0.0) if (Float32(((t_6 != t_6) ? t_3 : ((t_3 != t_3) ? t_6 : max(t_6, t_3))) / t_10) > floor(maxAniso)) tmp = t_8; else tmp = Float32(sqrt(Float32(Float32(1.0) / ((Float32(t_0 + t_1) != Float32(t_0 + t_1)) ? t_5 : ((t_5 != t_5) ? Float32(t_0 + t_1) : max(Float32(t_0 + t_1), t_5))))) * t_10); end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (Float32(((Float32(t_1 + t_0) != Float32(t_1 + t_0)) ? Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) : ((Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) != Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0)))) ? Float32(t_1 + t_0) : max(Float32(t_1 + t_0), Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0)))))) / abs(Float32(Float32(floor(h) * floor(w)) * t_9))) > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = t_11; end tmp_5 = Float32(0.0) if (t_12) tmp_5 = t_8; else tmp_5 = Float32(sqrt(Float32(Float32(1.0) / t_7)) * t_10); 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_12) tmp_3 = floor(maxAniso); else tmp_3 = t_11; end return tmp_3 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_1 := {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_2 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_3 := \left(t\_2 \cdot dY.v\right) \cdot dY.v\\
t_4 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_5 := \mathsf{fma}\left(t\_4 \cdot dY.u, dY.u, t\_3\right)\\
t_6 := \mathsf{fma}\left(t\_4 \cdot dX.u, dX.u, \left(t\_2 \cdot dX.v\right) \cdot dX.v\right)\\
t_7 := \mathsf{max}\left(t\_6, t\_5\right)\\
t_8 := \frac{\sqrt{t\_7}}{\left\lfloor maxAniso\right\rfloor }\\
t_9 := \mathsf{fma}\left(dY.u, dX.v, \left(-dY.v\right) \cdot dX.u\right)\\
t_10 := \left|t\_9 \cdot \left(\left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \right)\right|\\
t_11 := \frac{t\_7}{t\_10}\\
t_12 := t\_11 > \left\lfloor maxAniso\right\rfloor \\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_6, t\_3\right)}{t\_10} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;t\_8\\
\mathbf{else}:\\
\;\;\;\;\sqrt{\frac{1}{\mathsf{max}\left(t\_0 + t\_1, t\_5\right)}} \cdot t\_10\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_1 + t\_0, {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\right)}{\left|\left(\left\lfloor h\right\rfloor \cdot \left\lfloor w\right\rfloor \right) \cdot t\_9\right|} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_11\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_12:\\
\;\;\;\;t\_8\\
\mathbf{else}:\\
\;\;\;\;\sqrt{\frac{1}{t\_7}} \cdot t\_10\\
\end{array}\right)\\
\mathbf{elif}\;t\_12:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_11\\
\end{array}
\end{array}
Initial program 97.6%
Taylor expanded in w around 0
Applied rewrites31.2%
Taylor expanded in dY.u around 0
Applied rewrites51.3%
Applied rewrites52.3%
Applied rewrites51.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (* dX.u (floor w)) 2.0))
(t_1 (pow (* dX.v (floor h)) 2.0))
(t_2 (fma dY.u dX.v (* (- dY.v) dX.u)))
(t_3 (fabs (* t_2 (* (floor w) (floor h)))))
(t_4 (pow (floor h) 2.0))
(t_5 (* (* t_4 dY.v) dY.v))
(t_6 (pow (floor w) 2.0))
(t_7
(fmax
(fma (* t_6 dX.u) dX.u (* (* t_4 dX.v) dX.v))
(fma (* t_6 dY.u) dY.u t_5)))
(t_8 (* (sqrt (/ 1.0 t_7)) t_3))
(t_9 (/ t_7 t_3))
(t_10 (> t_9 (floor maxAniso)))
(t_11 (/ (sqrt t_7) (floor maxAniso))))
(if (<
(if (> (/ (fmax (+ t_1 t_0) t_5) t_3) (floor maxAniso)) t_11 t_8)
1.0)
(fmax
1.0
(*
(if (>
(/
(fmax
(+ t_0 t_1)
(+ (pow (* dY.u (floor w)) 2.0) (pow (* dY.v (floor h)) 2.0)))
(fabs (* (* (floor h) (floor w)) t_2)))
(floor maxAniso))
(floor maxAniso)
t_9)
(if t_10 t_11 t_8)))
(if t_10 (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 = powf((dX_46_u * floorf(w)), 2.0f);
float t_1 = powf((dX_46_v * floorf(h)), 2.0f);
float t_2 = fmaf(dY_46_u, dX_46_v, (-dY_46_v * dX_46_u));
float t_3 = fabsf((t_2 * (floorf(w) * floorf(h))));
float t_4 = powf(floorf(h), 2.0f);
float t_5 = (t_4 * dY_46_v) * dY_46_v;
float t_6 = powf(floorf(w), 2.0f);
float t_7 = fmaxf(fmaf((t_6 * dX_46_u), dX_46_u, ((t_4 * dX_46_v) * dX_46_v)), fmaf((t_6 * dY_46_u), dY_46_u, t_5));
float t_8 = sqrtf((1.0f / t_7)) * t_3;
float t_9 = t_7 / t_3;
int t_10 = t_9 > floorf(maxAniso);
float t_11 = sqrtf(t_7) / floorf(maxAniso);
float tmp;
if ((fmaxf((t_1 + t_0), t_5) / t_3) > floorf(maxAniso)) {
tmp = t_11;
} else {
tmp = t_8;
}
float tmp_3;
if (tmp < 1.0f) {
float tmp_4;
if ((fmaxf((t_0 + t_1), (powf((dY_46_u * floorf(w)), 2.0f) + powf((dY_46_v * floorf(h)), 2.0f))) / fabsf(((floorf(h) * floorf(w)) * t_2))) > floorf(maxAniso)) {
tmp_4 = floorf(maxAniso);
} else {
tmp_4 = t_9;
}
float tmp_5;
if (t_10) {
tmp_5 = t_11;
} else {
tmp_5 = t_8;
}
tmp_3 = fmaxf(1.0f, (tmp_4 * tmp_5));
} else if (t_10) {
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(dX_46_u * floor(w)) ^ Float32(2.0) t_1 = Float32(dX_46_v * floor(h)) ^ Float32(2.0) t_2 = fma(dY_46_u, dX_46_v, Float32(Float32(-dY_46_v) * dX_46_u)) t_3 = abs(Float32(t_2 * Float32(floor(w) * floor(h)))) t_4 = floor(h) ^ Float32(2.0) t_5 = Float32(Float32(t_4 * dY_46_v) * dY_46_v) t_6 = floor(w) ^ Float32(2.0) t_7 = (fma(Float32(t_6 * dX_46_u), dX_46_u, Float32(Float32(t_4 * dX_46_v) * dX_46_v)) != fma(Float32(t_6 * dX_46_u), dX_46_u, Float32(Float32(t_4 * dX_46_v) * dX_46_v))) ? fma(Float32(t_6 * dY_46_u), dY_46_u, t_5) : ((fma(Float32(t_6 * dY_46_u), dY_46_u, t_5) != fma(Float32(t_6 * dY_46_u), dY_46_u, t_5)) ? fma(Float32(t_6 * dX_46_u), dX_46_u, Float32(Float32(t_4 * dX_46_v) * dX_46_v)) : max(fma(Float32(t_6 * dX_46_u), dX_46_u, Float32(Float32(t_4 * dX_46_v) * dX_46_v)), fma(Float32(t_6 * dY_46_u), dY_46_u, t_5))) t_8 = Float32(sqrt(Float32(Float32(1.0) / t_7)) * t_3) t_9 = Float32(t_7 / t_3) t_10 = t_9 > floor(maxAniso) t_11 = Float32(sqrt(t_7) / floor(maxAniso)) tmp = Float32(0.0) if (Float32(((Float32(t_1 + t_0) != Float32(t_1 + t_0)) ? t_5 : ((t_5 != t_5) ? Float32(t_1 + t_0) : max(Float32(t_1 + t_0), t_5))) / t_3) > floor(maxAniso)) tmp = t_11; else tmp = t_8; end tmp_3 = Float32(0.0) if (tmp < Float32(1.0)) tmp_4 = Float32(0.0) if (Float32(((Float32(t_0 + t_1) != Float32(t_0 + t_1)) ? Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) : ((Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) != Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0)))) ? Float32(t_0 + t_1) : max(Float32(t_0 + t_1), Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0)))))) / abs(Float32(Float32(floor(h) * floor(w)) * t_2))) > floor(maxAniso)) tmp_4 = floor(maxAniso); else tmp_4 = t_9; end tmp_5 = Float32(0.0) if (t_10) tmp_5 = t_11; 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 (t_10) tmp_3 = floor(maxAniso); else tmp_3 = t_9; end return tmp_3 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_1 := {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_2 := \mathsf{fma}\left(dY.u, dX.v, \left(-dY.v\right) \cdot dX.u\right)\\
t_3 := \left|t\_2 \cdot \left(\left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \right)\right|\\
t_4 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_5 := \left(t\_4 \cdot dY.v\right) \cdot dY.v\\
t_6 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_7 := \mathsf{max}\left(\mathsf{fma}\left(t\_6 \cdot dX.u, dX.u, \left(t\_4 \cdot dX.v\right) \cdot dX.v\right), \mathsf{fma}\left(t\_6 \cdot dY.u, dY.u, t\_5\right)\right)\\
t_8 := \sqrt{\frac{1}{t\_7}} \cdot t\_3\\
t_9 := \frac{t\_7}{t\_3}\\
t_10 := t\_9 > \left\lfloor maxAniso\right\rfloor \\
t_11 := \frac{\sqrt{t\_7}}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_1 + t\_0, t\_5\right)}{t\_3} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array} < 1:\\
\;\;\;\;\mathsf{max}\left(1, \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_0 + t\_1, {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\right)}{\left|\left(\left\lfloor h\right\rfloor \cdot \left\lfloor w\right\rfloor \right) \cdot t\_2\right|} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_9\\
\end{array} \cdot \begin{array}{l}
\mathbf{if}\;t\_10:\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}\right)\\
\mathbf{elif}\;t\_10:\\
\;\;\;\;\left\lfloor maxAniso\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;t\_9\\
\end{array}
\end{array}
Initial program 97.6%
Taylor expanded in w around 0
Applied rewrites30.4%
Taylor expanded in dY.u around 0
Applied rewrites51.5%
Applied rewrites51.3%
Applied rewrites36.3%
herbie shell --seed 2024328
(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))))))))