
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dY.v))
(t_3 (* (floor w) dX.u))
(t_4 (fmax (+ (* t_3 t_3) (* t_0 t_0)) (+ (* t_1 t_1) (* t_2 t_2))))
(t_5 (sqrt t_4))
(t_6 (fabs (- (* t_3 t_2) (* t_0 t_1)))))
(log2
(if (> (/ t_4 t_6) (floor maxAniso))
(/ t_5 (floor maxAniso))
(/ t_6 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 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dY_46_v;
float t_3 = floorf(w) * dX_46_u;
float t_4 = fmaxf(((t_3 * t_3) + (t_0 * t_0)), ((t_1 * t_1) + (t_2 * t_2)));
float t_5 = sqrtf(t_4);
float t_6 = fabsf(((t_3 * t_2) - (t_0 * t_1)));
float tmp;
if ((t_4 / t_6) > floorf(maxAniso)) {
tmp = t_5 / floorf(maxAniso);
} else {
tmp = t_6 / t_5;
}
return log2f(tmp);
}
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(w) * dY_46_u) t_2 = Float32(floor(h) * dY_46_v) 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_1 * t_1) + Float32(t_2 * t_2)) : ((Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) != Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2))) ? 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_1 * t_1) + Float32(t_2 * t_2)))) t_5 = sqrt(t_4) t_6 = abs(Float32(Float32(t_3 * t_2) - Float32(t_0 * t_1))) tmp = Float32(0.0) if (Float32(t_4 / t_6) > floor(maxAniso)) tmp = Float32(t_5 / floor(maxAniso)); else tmp = Float32(t_6 / t_5); end return log2(tmp) end
function tmp_2 = 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(w) * dY_46_u; t_2 = floor(h) * dY_46_v; t_3 = floor(w) * dX_46_u; t_4 = max(((t_3 * t_3) + (t_0 * t_0)), ((t_1 * t_1) + (t_2 * t_2))); t_5 = sqrt(t_4); t_6 = abs(((t_3 * t_2) - (t_0 * t_1))); tmp = single(0.0); if ((t_4 / t_6) > floor(maxAniso)) tmp = t_5 / floor(maxAniso); else tmp = t_6 / t_5; end tmp_2 = log2(tmp); end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_3 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_4 := \mathsf{max}\left(t\_3 \cdot t\_3 + t\_0 \cdot t\_0, t\_1 \cdot t\_1 + t\_2 \cdot t\_2\right)\\
t_5 := \sqrt{t\_4}\\
t_6 := \left|t\_3 \cdot t\_2 - t\_0 \cdot t\_1\right|\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{t\_4}{t\_6} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{t\_5}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_6}{t\_5}\\
\end{array}
\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 w) dY.u))
(t_2 (* (floor h) dY.v))
(t_3 (* (floor w) dX.u))
(t_4 (fmax (+ (* t_3 t_3) (* t_0 t_0)) (+ (* t_1 t_1) (* t_2 t_2))))
(t_5 (sqrt t_4))
(t_6 (fabs (- (* t_3 t_2) (* t_0 t_1)))))
(log2
(if (> (/ t_4 t_6) (floor maxAniso))
(/ t_5 (floor maxAniso))
(/ t_6 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 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dY_46_v;
float t_3 = floorf(w) * dX_46_u;
float t_4 = fmaxf(((t_3 * t_3) + (t_0 * t_0)), ((t_1 * t_1) + (t_2 * t_2)));
float t_5 = sqrtf(t_4);
float t_6 = fabsf(((t_3 * t_2) - (t_0 * t_1)));
float tmp;
if ((t_4 / t_6) > floorf(maxAniso)) {
tmp = t_5 / floorf(maxAniso);
} else {
tmp = t_6 / t_5;
}
return log2f(tmp);
}
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(w) * dY_46_u) t_2 = Float32(floor(h) * dY_46_v) 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_1 * t_1) + Float32(t_2 * t_2)) : ((Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) != Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2))) ? 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_1 * t_1) + Float32(t_2 * t_2)))) t_5 = sqrt(t_4) t_6 = abs(Float32(Float32(t_3 * t_2) - Float32(t_0 * t_1))) tmp = Float32(0.0) if (Float32(t_4 / t_6) > floor(maxAniso)) tmp = Float32(t_5 / floor(maxAniso)); else tmp = Float32(t_6 / t_5); end return log2(tmp) end
function tmp_2 = 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(w) * dY_46_u; t_2 = floor(h) * dY_46_v; t_3 = floor(w) * dX_46_u; t_4 = max(((t_3 * t_3) + (t_0 * t_0)), ((t_1 * t_1) + (t_2 * t_2))); t_5 = sqrt(t_4); t_6 = abs(((t_3 * t_2) - (t_0 * t_1))); tmp = single(0.0); if ((t_4 / t_6) > floor(maxAniso)) tmp = t_5 / floor(maxAniso); else tmp = t_6 / t_5; end tmp_2 = log2(tmp); end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_3 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_4 := \mathsf{max}\left(t\_3 \cdot t\_3 + t\_0 \cdot t\_0, t\_1 \cdot t\_1 + t\_2 \cdot t\_2\right)\\
t_5 := \sqrt{t\_4}\\
t_6 := \left|t\_3 \cdot t\_2 - t\_0 \cdot t\_1\right|\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{t\_4}{t\_6} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{t\_5}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_6}{t\_5}\\
\end{array}
\end{array}
\end{array}
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) (floor h)))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor w) dX.u))
(t_3
(fmax
(fma t_2 t_2 (* t_0 (* dX.v dX.v)))
(fma t_1 t_1 (* t_0 (* dY.v dY.v)))))
(t_4 (sqrt t_3))
(t_5
(fabs
(-
(* (floor w) (* dX.u (* (floor h) dY.v)))
(* (floor h) (* dX.v t_1))))))
(log2
(if (> (/ t_3 t_5) (floor maxAniso))
(/ t_4 (floor maxAniso))
(/ t_5 t_4)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * floorf(h);
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(w) * dX_46_u;
float t_3 = fmaxf(fmaf(t_2, t_2, (t_0 * (dX_46_v * dX_46_v))), fmaf(t_1, t_1, (t_0 * (dY_46_v * dY_46_v))));
float t_4 = sqrtf(t_3);
float t_5 = fabsf(((floorf(w) * (dX_46_u * (floorf(h) * dY_46_v))) - (floorf(h) * (dX_46_v * t_1))));
float tmp;
if ((t_3 / t_5) > floorf(maxAniso)) {
tmp = t_4 / floorf(maxAniso);
} else {
tmp = t_5 / t_4;
}
return log2f(tmp);
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * floor(h)) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(w) * dX_46_u) t_3 = (fma(t_2, t_2, Float32(t_0 * Float32(dX_46_v * dX_46_v))) != fma(t_2, t_2, Float32(t_0 * Float32(dX_46_v * dX_46_v)))) ? fma(t_1, t_1, Float32(t_0 * Float32(dY_46_v * dY_46_v))) : ((fma(t_1, t_1, Float32(t_0 * Float32(dY_46_v * dY_46_v))) != fma(t_1, t_1, Float32(t_0 * Float32(dY_46_v * dY_46_v)))) ? fma(t_2, t_2, Float32(t_0 * Float32(dX_46_v * dX_46_v))) : max(fma(t_2, t_2, Float32(t_0 * Float32(dX_46_v * dX_46_v))), fma(t_1, t_1, Float32(t_0 * Float32(dY_46_v * dY_46_v))))) t_4 = sqrt(t_3) t_5 = abs(Float32(Float32(floor(w) * Float32(dX_46_u * Float32(floor(h) * dY_46_v))) - Float32(floor(h) * Float32(dX_46_v * t_1)))) tmp = Float32(0.0) if (Float32(t_3 / t_5) > floor(maxAniso)) tmp = Float32(t_4 / floor(maxAniso)); else tmp = Float32(t_5 / t_4); end return log2(tmp) end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot \left\lfloorh\right\rfloor\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_3 := \mathsf{max}\left(\mathsf{fma}\left(t\_2, t\_2, t\_0 \cdot \left(dX.v \cdot dX.v\right)\right), \mathsf{fma}\left(t\_1, t\_1, t\_0 \cdot \left(dY.v \cdot dY.v\right)\right)\right)\\
t_4 := \sqrt{t\_3}\\
t_5 := \left|\left\lfloorw\right\rfloor \cdot \left(dX.u \cdot \left(\left\lfloorh\right\rfloor \cdot dY.v\right)\right) - \left\lfloorh\right\rfloor \cdot \left(dX.v \cdot t\_1\right)\right|\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{t\_3}{t\_5} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{t\_4}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_5}{t\_4}\\
\end{array}
\end{array}
\end{array}
Initial program 75.6%
Simplified75.6%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dY.v))
(t_3 (* (floor w) dX.u))
(t_4 (fmax (+ (* t_3 t_3) (* t_0 t_0)) (+ (* t_1 t_1) (* t_2 t_2))))
(t_5 (sqrt t_4))
(t_6 (fabs (- (* t_3 t_2) (* t_1 t_0)))))
(log2
(if (> (/ t_4 t_6) (floor maxAniso))
(/ t_5 (floor maxAniso))
(/ t_6 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 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dY_46_v;
float t_3 = floorf(w) * dX_46_u;
float t_4 = fmaxf(((t_3 * t_3) + (t_0 * t_0)), ((t_1 * t_1) + (t_2 * t_2)));
float t_5 = sqrtf(t_4);
float t_6 = fabsf(((t_3 * t_2) - (t_1 * t_0)));
float tmp;
if ((t_4 / t_6) > floorf(maxAniso)) {
tmp = t_5 / floorf(maxAniso);
} else {
tmp = t_6 / t_5;
}
return log2f(tmp);
}
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(w) * dY_46_u) t_2 = Float32(floor(h) * dY_46_v) 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_1 * t_1) + Float32(t_2 * t_2)) : ((Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) != Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2))) ? 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_1 * t_1) + Float32(t_2 * t_2)))) t_5 = sqrt(t_4) t_6 = abs(Float32(Float32(t_3 * t_2) - Float32(t_1 * t_0))) tmp = Float32(0.0) if (Float32(t_4 / t_6) > floor(maxAniso)) tmp = Float32(t_5 / floor(maxAniso)); else tmp = Float32(t_6 / t_5); end return log2(tmp) end
function tmp_2 = 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(w) * dY_46_u; t_2 = floor(h) * dY_46_v; t_3 = floor(w) * dX_46_u; t_4 = max(((t_3 * t_3) + (t_0 * t_0)), ((t_1 * t_1) + (t_2 * t_2))); t_5 = sqrt(t_4); t_6 = abs(((t_3 * t_2) - (t_1 * t_0))); tmp = single(0.0); if ((t_4 / t_6) > floor(maxAniso)) tmp = t_5 / floor(maxAniso); else tmp = t_6 / t_5; end tmp_2 = log2(tmp); end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_3 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_4 := \mathsf{max}\left(t\_3 \cdot t\_3 + t\_0 \cdot t\_0, t\_1 \cdot t\_1 + t\_2 \cdot t\_2\right)\\
t_5 := \sqrt{t\_4}\\
t_6 := \left|t\_3 \cdot t\_2 - t\_1 \cdot t\_0\right|\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{t\_4}{t\_6} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{t\_5}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_6}{t\_5}\\
\end{array}
\end{array}
\end{array}
Initial program 75.6%
Final simplification75.6%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0
(fabs (* (floor w) (* (floor h) (- (* dX.u dY.v) (* dX.v dY.u))))))
(t_1
(fmax
(fma
(floor w)
(* (floor w) (* dX.u dX.u))
(* (floor h) (* (floor h) (* dX.v dX.v))))
(fma
(floor w)
(* (floor w) (* dY.u dY.u))
(* (floor h) (* (floor h) (* dY.v dY.v))))))
(t_2 (sqrt t_1)))
(log2
(if (> (/ t_1 t_0) (floor maxAniso))
(/ t_2 (floor maxAniso))
(/ t_0 t_2)))))
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((floorf(w) * (floorf(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)))));
float t_1 = fmaxf(fmaf(floorf(w), (floorf(w) * (dX_46_u * dX_46_u)), (floorf(h) * (floorf(h) * (dX_46_v * dX_46_v)))), fmaf(floorf(w), (floorf(w) * (dY_46_u * dY_46_u)), (floorf(h) * (floorf(h) * (dY_46_v * dY_46_v)))));
float t_2 = sqrtf(t_1);
float tmp;
if ((t_1 / t_0) > floorf(maxAniso)) {
tmp = t_2 / floorf(maxAniso);
} else {
tmp = t_0 / t_2;
}
return log2f(tmp);
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = abs(Float32(floor(w) * Float32(floor(h) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u))))) t_1 = (fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))) != fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v))))) ? fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(floor(h) * Float32(floor(h) * Float32(dY_46_v * dY_46_v)))) : ((fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(floor(h) * Float32(floor(h) * Float32(dY_46_v * dY_46_v)))) != fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(floor(h) * Float32(floor(h) * Float32(dY_46_v * dY_46_v))))) ? fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))) : max(fma(floor(w), Float32(floor(w) * Float32(dX_46_u * dX_46_u)), Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))), fma(floor(w), Float32(floor(w) * Float32(dY_46_u * dY_46_u)), Float32(floor(h) * Float32(floor(h) * Float32(dY_46_v * dY_46_v)))))) t_2 = sqrt(t_1) tmp = Float32(0.0) if (Float32(t_1 / t_0) > floor(maxAniso)) tmp = Float32(t_2 / floor(maxAniso)); else tmp = Float32(t_0 / t_2); end return log2(tmp) end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left|\left\lfloorw\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right)\right)\right|\\
t_1 := \mathsf{max}\left(\mathsf{fma}\left(\left\lfloorw\right\rfloor, \left\lfloorw\right\rfloor \cdot \left(dX.u \cdot dX.u\right), \left\lfloorh\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot \left(dX.v \cdot dX.v\right)\right)\right), \mathsf{fma}\left(\left\lfloorw\right\rfloor, \left\lfloorw\right\rfloor \cdot \left(dY.u \cdot dY.u\right), \left\lfloorh\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot \left(dY.v \cdot dY.v\right)\right)\right)\right)\\
t_2 := \sqrt{t\_1}\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{t\_1}{t\_0} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{t\_2}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_0}{t\_2}\\
\end{array}
\end{array}
\end{array}
Initial program 75.6%
Simplified75.6%
Final simplification75.6%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0
(fmax
(pow (hypot (* (floor w) dX.u) (* (floor h) dX.v)) 2.0)
(pow (hypot (* (floor h) dY.v) (* (floor w) dY.u)) 2.0)))
(t_1 (sqrt t_0))
(t_2
(fabs (* (* (floor w) (floor h)) (- (* dX.u dY.v) (* dX.v dY.u))))))
(log2
(if (> (/ t_0 t_2) (floor maxAniso))
(/ t_1 (floor maxAniso))
(/ t_2 t_1)))))
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 = fmaxf(powf(hypotf((floorf(w) * dX_46_u), (floorf(h) * dX_46_v)), 2.0f), powf(hypotf((floorf(h) * dY_46_v), (floorf(w) * dY_46_u)), 2.0f));
float t_1 = sqrtf(t_0);
float t_2 = fabsf(((floorf(w) * floorf(h)) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))));
float tmp;
if ((t_0 / t_2) > floorf(maxAniso)) {
tmp = t_1 / floorf(maxAniso);
} else {
tmp = t_2 / t_1;
}
return log2f(tmp);
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = ((hypot(Float32(floor(w) * dX_46_u), Float32(floor(h) * dX_46_v)) ^ Float32(2.0)) != (hypot(Float32(floor(w) * dX_46_u), Float32(floor(h) * dX_46_v)) ^ Float32(2.0))) ? (hypot(Float32(floor(h) * dY_46_v), Float32(floor(w) * dY_46_u)) ^ Float32(2.0)) : (((hypot(Float32(floor(h) * dY_46_v), Float32(floor(w) * dY_46_u)) ^ Float32(2.0)) != (hypot(Float32(floor(h) * dY_46_v), Float32(floor(w) * dY_46_u)) ^ Float32(2.0))) ? (hypot(Float32(floor(w) * dX_46_u), Float32(floor(h) * dX_46_v)) ^ Float32(2.0)) : max((hypot(Float32(floor(w) * dX_46_u), Float32(floor(h) * dX_46_v)) ^ Float32(2.0)), (hypot(Float32(floor(h) * dY_46_v), Float32(floor(w) * dY_46_u)) ^ Float32(2.0)))) t_1 = sqrt(t_0) t_2 = abs(Float32(Float32(floor(w) * floor(h)) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)))) tmp = Float32(0.0) if (Float32(t_0 / t_2) > floor(maxAniso)) tmp = Float32(t_1 / floor(maxAniso)); else tmp = Float32(t_2 / t_1); end return log2(tmp) end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = max((hypot((floor(w) * dX_46_u), (floor(h) * dX_46_v)) ^ single(2.0)), (hypot((floor(h) * dY_46_v), (floor(w) * dY_46_u)) ^ single(2.0))); t_1 = sqrt(t_0); t_2 = abs(((floor(w) * floor(h)) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)))); tmp = single(0.0); if ((t_0 / t_2) > floor(maxAniso)) tmp = t_1 / floor(maxAniso); else tmp = t_2 / t_1; end tmp_2 = log2(tmp); end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \mathsf{max}\left({\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dX.u, \left\lfloorh\right\rfloor \cdot dX.v\right)\right)}^{2}, {\left(\mathsf{hypot}\left(\left\lfloorh\right\rfloor \cdot dY.v, \left\lfloorw\right\rfloor \cdot dY.u\right)\right)}^{2}\right)\\
t_1 := \sqrt{t\_0}\\
t_2 := \left|\left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right) \cdot \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right)\right|\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{t\_0}{t\_2} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{t\_1}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_2}{t\_1}\\
\end{array}
\end{array}
\end{array}
Initial program 75.6%
Simplified75.6%
Applied egg-rr75.6%
Final simplification75.6%
(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) dX.u))
(t_3 (* (floor w) dY.u))
(t_4 (fmax (pow (hypot t_2 t_0) 2.0) (pow (hypot t_1 t_3) 2.0))))
(log2
(if (> (/ t_4 (fabs (* dY.u (* (floor w) t_0)))) (floor maxAniso))
(/
(sqrt (fmax (+ (* t_2 t_2) (* t_0 t_0)) (+ (* t_3 t_3) (* t_1 t_1))))
(floor maxAniso))
(/
(* (* (floor w) (floor h)) (- (* dX.u dY.v) (* dX.v dY.u)))
(sqrt t_4))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(h) * dY_46_v;
float t_2 = floorf(w) * dX_46_u;
float t_3 = floorf(w) * dY_46_u;
float t_4 = fmaxf(powf(hypotf(t_2, t_0), 2.0f), powf(hypotf(t_1, t_3), 2.0f));
float tmp;
if ((t_4 / fabsf((dY_46_u * (floorf(w) * t_0)))) > floorf(maxAniso)) {
tmp = sqrtf(fmaxf(((t_2 * t_2) + (t_0 * t_0)), ((t_3 * t_3) + (t_1 * t_1)))) / floorf(maxAniso);
} else {
tmp = ((floorf(w) * floorf(h)) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))) / sqrtf(t_4);
}
return log2f(tmp);
}
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) * dX_46_u) t_3 = Float32(floor(w) * dY_46_u) t_4 = ((hypot(t_2, t_0) ^ Float32(2.0)) != (hypot(t_2, t_0) ^ Float32(2.0))) ? (hypot(t_1, t_3) ^ Float32(2.0)) : (((hypot(t_1, t_3) ^ Float32(2.0)) != (hypot(t_1, t_3) ^ Float32(2.0))) ? (hypot(t_2, t_0) ^ Float32(2.0)) : max((hypot(t_2, t_0) ^ Float32(2.0)), (hypot(t_1, t_3) ^ Float32(2.0)))) tmp = Float32(0.0) if (Float32(t_4 / abs(Float32(dY_46_u * Float32(floor(w) * t_0)))) > floor(maxAniso)) tmp = Float32(sqrt(((Float32(Float32(t_2 * t_2) + Float32(t_0 * t_0)) != Float32(Float32(t_2 * t_2) + 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_2 * t_2) + Float32(t_0 * t_0)) : max(Float32(Float32(t_2 * t_2) + Float32(t_0 * t_0)), Float32(Float32(t_3 * t_3) + Float32(t_1 * t_1)))))) / floor(maxAniso)); else tmp = Float32(Float32(Float32(floor(w) * floor(h)) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u))) / sqrt(t_4)); end return log2(tmp) end
function tmp_2 = 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) * dX_46_u; t_3 = floor(w) * dY_46_u; t_4 = max((hypot(t_2, t_0) ^ single(2.0)), (hypot(t_1, t_3) ^ single(2.0))); tmp = single(0.0); if ((t_4 / abs((dY_46_u * (floor(w) * t_0)))) > floor(maxAniso)) tmp = sqrt(max(((t_2 * t_2) + (t_0 * t_0)), ((t_3 * t_3) + (t_1 * t_1)))) / floor(maxAniso); else tmp = ((floor(w) * floor(h)) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))) / sqrt(t_4); end tmp_2 = log2(tmp); end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_3 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_4 := \mathsf{max}\left({\left(\mathsf{hypot}\left(t\_2, t\_0\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_1, t\_3\right)\right)}^{2}\right)\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{t\_4}{\left|dY.u \cdot \left(\left\lfloorw\right\rfloor \cdot t\_0\right)\right|} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{\sqrt{\mathsf{max}\left(t\_2 \cdot t\_2 + t\_0 \cdot t\_0, t\_3 \cdot t\_3 + t\_1 \cdot t\_1\right)}}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\frac{\left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right) \cdot \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right)}{\sqrt{t\_4}}\\
\end{array}
\end{array}
\end{array}
Initial program 75.6%
Taylor expanded in dX.u around 0 75.2%
mul-1-neg75.2%
distribute-lft-neg-in75.2%
*-commutative75.2%
associate-*r*75.2%
*-commutative75.2%
associate-*l*75.2%
distribute-lft-neg-in75.2%
*-commutative75.2%
*-commutative75.2%
associate-*r*75.2%
distribute-lft-neg-in75.2%
distribute-rgt-neg-in75.2%
Simplified75.2%
Applied egg-rr75.2%
Simplified74.5%
Taylor expanded in w around 0 74.5%
Simplified74.5%
Final simplification74.5%
(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 (hypot (* (floor w) dX.u) t_0))
(t_3 (* (floor w) dY.u))
(t_4 (fmax (pow t_2 2.0) (pow (hypot t_1 t_3) 2.0))))
(log2
(if (> (/ t_4 (fabs (* dY.u (* (floor w) t_0)))) (floor maxAniso))
(/
(sqrt (fmax (exp (* 2.0 (log t_2))) (+ (* t_3 t_3) (* t_1 t_1))))
(floor maxAniso))
(/
(* (* (floor w) (floor h)) (- (* dX.u dY.v) (* dX.v dY.u)))
(sqrt t_4))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(h) * dY_46_v;
float t_2 = hypotf((floorf(w) * dX_46_u), t_0);
float t_3 = floorf(w) * dY_46_u;
float t_4 = fmaxf(powf(t_2, 2.0f), powf(hypotf(t_1, t_3), 2.0f));
float tmp;
if ((t_4 / fabsf((dY_46_u * (floorf(w) * t_0)))) > floorf(maxAniso)) {
tmp = sqrtf(fmaxf(expf((2.0f * logf(t_2))), ((t_3 * t_3) + (t_1 * t_1)))) / floorf(maxAniso);
} else {
tmp = ((floorf(w) * floorf(h)) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))) / sqrtf(t_4);
}
return log2f(tmp);
}
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 = hypot(Float32(floor(w) * dX_46_u), t_0) t_3 = Float32(floor(w) * dY_46_u) t_4 = ((t_2 ^ Float32(2.0)) != (t_2 ^ Float32(2.0))) ? (hypot(t_1, t_3) ^ Float32(2.0)) : (((hypot(t_1, t_3) ^ Float32(2.0)) != (hypot(t_1, t_3) ^ Float32(2.0))) ? (t_2 ^ Float32(2.0)) : max((t_2 ^ Float32(2.0)), (hypot(t_1, t_3) ^ Float32(2.0)))) tmp = Float32(0.0) if (Float32(t_4 / abs(Float32(dY_46_u * Float32(floor(w) * t_0)))) > floor(maxAniso)) tmp = Float32(sqrt(((exp(Float32(Float32(2.0) * log(t_2))) != exp(Float32(Float32(2.0) * log(t_2)))) ? 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))) ? exp(Float32(Float32(2.0) * log(t_2))) : max(exp(Float32(Float32(2.0) * log(t_2))), Float32(Float32(t_3 * t_3) + Float32(t_1 * t_1)))))) / floor(maxAniso)); else tmp = Float32(Float32(Float32(floor(w) * floor(h)) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u))) / sqrt(t_4)); end return log2(tmp) end
function tmp_2 = 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 = hypot((floor(w) * dX_46_u), t_0); t_3 = floor(w) * dY_46_u; t_4 = max((t_2 ^ single(2.0)), (hypot(t_1, t_3) ^ single(2.0))); tmp = single(0.0); if ((t_4 / abs((dY_46_u * (floor(w) * t_0)))) > floor(maxAniso)) tmp = sqrt(max(exp((single(2.0) * log(t_2))), ((t_3 * t_3) + (t_1 * t_1)))) / floor(maxAniso); else tmp = ((floor(w) * floor(h)) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))) / sqrt(t_4); end tmp_2 = log2(tmp); end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := \mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dX.u, t\_0\right)\\
t_3 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_4 := \mathsf{max}\left({t\_2}^{2}, {\left(\mathsf{hypot}\left(t\_1, t\_3\right)\right)}^{2}\right)\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{t\_4}{\left|dY.u \cdot \left(\left\lfloorw\right\rfloor \cdot t\_0\right)\right|} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{\sqrt{\mathsf{max}\left(e^{2 \cdot \log t\_2}, t\_3 \cdot t\_3 + t\_1 \cdot t\_1\right)}}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\frac{\left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right) \cdot \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right)}{\sqrt{t\_4}}\\
\end{array}
\end{array}
\end{array}
Initial program 75.6%
Taylor expanded in dX.u around 0 75.2%
mul-1-neg75.2%
distribute-lft-neg-in75.2%
*-commutative75.2%
associate-*r*75.2%
*-commutative75.2%
associate-*l*75.2%
distribute-lft-neg-in75.2%
*-commutative75.2%
*-commutative75.2%
associate-*r*75.2%
distribute-lft-neg-in75.2%
distribute-rgt-neg-in75.2%
Simplified75.2%
Applied egg-rr75.2%
Simplified74.5%
Taylor expanded in w around 0 74.5%
Simplified74.5%
add-sqr-sqrt74.5%
hypot-undefine74.5%
hypot-undefine74.5%
unpow274.5%
add-exp-log74.1%
log-pow74.1%
Applied egg-rr74.1%
Final simplification74.1%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* (floor h) dX.v))
(t_2 (* (floor h) dY.v))
(t_3 (pow (hypot t_2 t_0) 2.0))
(t_4 (* (floor w) dX.u)))
(log2
(if (>
(/ (fmax (pow t_1 2.0) t_3) (fabs (* dY.u (* (floor w) t_1))))
(floor maxAniso))
(/
(sqrt (fmax (+ (* t_4 t_4) (* t_1 t_1)) (+ (* t_0 t_0) (* t_2 t_2))))
(floor maxAniso))
(/
(* (* (floor w) (floor h)) (- (* dX.u dY.v) (* dX.v dY.u)))
(sqrt (fmax (pow (hypot t_4 t_1) 2.0) t_3)))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dY_46_u;
float t_1 = floorf(h) * dX_46_v;
float t_2 = floorf(h) * dY_46_v;
float t_3 = powf(hypotf(t_2, t_0), 2.0f);
float t_4 = floorf(w) * dX_46_u;
float tmp;
if ((fmaxf(powf(t_1, 2.0f), t_3) / fabsf((dY_46_u * (floorf(w) * t_1)))) > floorf(maxAniso)) {
tmp = sqrtf(fmaxf(((t_4 * t_4) + (t_1 * t_1)), ((t_0 * t_0) + (t_2 * t_2)))) / floorf(maxAniso);
} else {
tmp = ((floorf(w) * floorf(h)) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))) / sqrtf(fmaxf(powf(hypotf(t_4, t_1), 2.0f), t_3));
}
return log2f(tmp);
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dY_46_u) t_1 = Float32(floor(h) * dX_46_v) t_2 = Float32(floor(h) * dY_46_v) t_3 = hypot(t_2, t_0) ^ Float32(2.0) t_4 = Float32(floor(w) * dX_46_u) tmp = Float32(0.0) if (Float32((((t_1 ^ Float32(2.0)) != (t_1 ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (t_1 ^ Float32(2.0)) : max((t_1 ^ Float32(2.0)), t_3))) / abs(Float32(dY_46_u * Float32(floor(w) * t_1)))) > floor(maxAniso)) tmp = Float32(sqrt(((Float32(Float32(t_4 * t_4) + Float32(t_1 * t_1)) != Float32(Float32(t_4 * t_4) + Float32(t_1 * t_1))) ? Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2)) : ((Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2)) != Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2))) ? Float32(Float32(t_4 * t_4) + Float32(t_1 * t_1)) : max(Float32(Float32(t_4 * t_4) + Float32(t_1 * t_1)), Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2)))))) / floor(maxAniso)); else tmp = Float32(Float32(Float32(floor(w) * floor(h)) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u))) / sqrt((((hypot(t_4, t_1) ^ Float32(2.0)) != (hypot(t_4, t_1) ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (hypot(t_4, t_1) ^ Float32(2.0)) : max((hypot(t_4, t_1) ^ Float32(2.0)), t_3))))); end return log2(tmp) end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(w) * dY_46_u; t_1 = floor(h) * dX_46_v; t_2 = floor(h) * dY_46_v; t_3 = hypot(t_2, t_0) ^ single(2.0); t_4 = floor(w) * dX_46_u; tmp = single(0.0); if ((max((t_1 ^ single(2.0)), t_3) / abs((dY_46_u * (floor(w) * t_1)))) > floor(maxAniso)) tmp = sqrt(max(((t_4 * t_4) + (t_1 * t_1)), ((t_0 * t_0) + (t_2 * t_2)))) / floor(maxAniso); else tmp = ((floor(w) * floor(h)) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))) / sqrt(max((hypot(t_4, t_1) ^ single(2.0)), t_3)); end tmp_2 = log2(tmp); end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_1 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_2 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_3 := {\left(\mathsf{hypot}\left(t\_2, t\_0\right)\right)}^{2}\\
t_4 := \left\lfloorw\right\rfloor \cdot dX.u\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left({t\_1}^{2}, t\_3\right)}{\left|dY.u \cdot \left(\left\lfloorw\right\rfloor \cdot t\_1\right)\right|} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{\sqrt{\mathsf{max}\left(t\_4 \cdot t\_4 + t\_1 \cdot t\_1, t\_0 \cdot t\_0 + t\_2 \cdot t\_2\right)}}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\frac{\left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right) \cdot \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right)}{\sqrt{\mathsf{max}\left({\left(\mathsf{hypot}\left(t\_4, t\_1\right)\right)}^{2}, t\_3\right)}}\\
\end{array}
\end{array}
\end{array}
Initial program 75.6%
Taylor expanded in dX.u around 0 75.2%
mul-1-neg75.2%
distribute-lft-neg-in75.2%
*-commutative75.2%
associate-*r*75.2%
*-commutative75.2%
associate-*l*75.2%
distribute-lft-neg-in75.2%
*-commutative75.2%
*-commutative75.2%
associate-*r*75.2%
distribute-lft-neg-in75.2%
distribute-rgt-neg-in75.2%
Simplified75.2%
Applied egg-rr75.2%
Simplified74.5%
Taylor expanded in w around 0 74.5%
Simplified74.5%
Taylor expanded in dX.u around 0 73.3%
*-commutative73.3%
unpow273.3%
unpow273.3%
swap-sqr73.3%
unpow273.3%
*-commutative73.3%
Simplified73.3%
Final simplification73.3%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dY.v))
(t_1 (* (floor w) dY.u))
(t_2 (pow (hypot t_0 t_1) 2.0))
(t_3 (* (floor w) dX.u))
(t_4 (* (floor h) dX.v)))
(log2
(if (>
(/ (fmax (pow t_3 2.0) t_2) (fabs (* dY.u (* (floor w) t_4))))
(floor maxAniso))
(/
(sqrt (fmax (+ (* t_3 t_3) (* t_4 t_4)) (+ (* t_1 t_1) (* t_0 t_0))))
(floor maxAniso))
(/
(* (* (floor w) (floor h)) (- (* dX.u dY.v) (* dX.v dY.u)))
(sqrt (fmax (pow (hypot t_3 t_4) 2.0) t_2)))))))
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) * dY_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = powf(hypotf(t_0, t_1), 2.0f);
float t_3 = floorf(w) * dX_46_u;
float t_4 = floorf(h) * dX_46_v;
float tmp;
if ((fmaxf(powf(t_3, 2.0f), t_2) / fabsf((dY_46_u * (floorf(w) * t_4)))) > floorf(maxAniso)) {
tmp = sqrtf(fmaxf(((t_3 * t_3) + (t_4 * t_4)), ((t_1 * t_1) + (t_0 * t_0)))) / floorf(maxAniso);
} else {
tmp = ((floorf(w) * floorf(h)) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))) / sqrtf(fmaxf(powf(hypotf(t_3, t_4), 2.0f), t_2));
}
return log2f(tmp);
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dY_46_v) t_1 = Float32(floor(w) * dY_46_u) t_2 = hypot(t_0, t_1) ^ Float32(2.0) t_3 = Float32(floor(w) * dX_46_u) t_4 = Float32(floor(h) * dX_46_v) tmp = Float32(0.0) if (Float32((((t_3 ^ Float32(2.0)) != (t_3 ^ Float32(2.0))) ? t_2 : ((t_2 != t_2) ? (t_3 ^ Float32(2.0)) : max((t_3 ^ Float32(2.0)), t_2))) / abs(Float32(dY_46_u * Float32(floor(w) * t_4)))) > floor(maxAniso)) tmp = Float32(sqrt(((Float32(Float32(t_3 * t_3) + Float32(t_4 * t_4)) != Float32(Float32(t_3 * t_3) + Float32(t_4 * t_4))) ? Float32(Float32(t_1 * t_1) + Float32(t_0 * t_0)) : ((Float32(Float32(t_1 * t_1) + Float32(t_0 * t_0)) != Float32(Float32(t_1 * t_1) + Float32(t_0 * t_0))) ? Float32(Float32(t_3 * t_3) + Float32(t_4 * t_4)) : max(Float32(Float32(t_3 * t_3) + Float32(t_4 * t_4)), Float32(Float32(t_1 * t_1) + Float32(t_0 * t_0)))))) / floor(maxAniso)); else tmp = Float32(Float32(Float32(floor(w) * floor(h)) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u))) / sqrt((((hypot(t_3, t_4) ^ Float32(2.0)) != (hypot(t_3, t_4) ^ Float32(2.0))) ? t_2 : ((t_2 != t_2) ? (hypot(t_3, t_4) ^ Float32(2.0)) : max((hypot(t_3, t_4) ^ Float32(2.0)), t_2))))); end return log2(tmp) end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dY_46_v; t_1 = floor(w) * dY_46_u; t_2 = hypot(t_0, t_1) ^ single(2.0); t_3 = floor(w) * dX_46_u; t_4 = floor(h) * dX_46_v; tmp = single(0.0); if ((max((t_3 ^ single(2.0)), t_2) / abs((dY_46_u * (floor(w) * t_4)))) > floor(maxAniso)) tmp = sqrt(max(((t_3 * t_3) + (t_4 * t_4)), ((t_1 * t_1) + (t_0 * t_0)))) / floor(maxAniso); else tmp = ((floor(w) * floor(h)) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u))) / sqrt(max((hypot(t_3, t_4) ^ single(2.0)), t_2)); end tmp_2 = log2(tmp); end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := {\left(\mathsf{hypot}\left(t\_0, t\_1\right)\right)}^{2}\\
t_3 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_4 := \left\lfloorh\right\rfloor \cdot dX.v\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left({t\_3}^{2}, t\_2\right)}{\left|dY.u \cdot \left(\left\lfloorw\right\rfloor \cdot t\_4\right)\right|} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{\sqrt{\mathsf{max}\left(t\_3 \cdot t\_3 + t\_4 \cdot t\_4, t\_1 \cdot t\_1 + t\_0 \cdot t\_0\right)}}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\frac{\left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right) \cdot \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right)}{\sqrt{\mathsf{max}\left({\left(\mathsf{hypot}\left(t\_3, t\_4\right)\right)}^{2}, t\_2\right)}}\\
\end{array}
\end{array}
\end{array}
Initial program 75.6%
Taylor expanded in dX.u around 0 75.2%
mul-1-neg75.2%
distribute-lft-neg-in75.2%
*-commutative75.2%
associate-*r*75.2%
*-commutative75.2%
associate-*l*75.2%
distribute-lft-neg-in75.2%
*-commutative75.2%
*-commutative75.2%
associate-*r*75.2%
distribute-lft-neg-in75.2%
distribute-rgt-neg-in75.2%
Simplified75.2%
Applied egg-rr75.2%
Simplified74.5%
Taylor expanded in w around 0 74.5%
Simplified74.5%
Taylor expanded in dX.u around inf 67.9%
*-commutative67.9%
unpow267.9%
unpow267.9%
swap-sqr67.9%
unpow267.9%
*-commutative67.9%
Simplified67.9%
Final simplification67.9%
(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 (pow (hypot t_2 t_1) 2.0))
(t_4 (* (floor w) dX.u)))
(log2
(if (>
(/
(fmax (pow (hypot t_4 t_0) 2.0) (pow (hypot t_1 t_2) 2.0))
(* (floor w) (* dX.u t_1)))
(floor maxAniso))
(/ (sqrt (fmax (pow (hypot t_0 t_4) 2.0) t_3)) (floor maxAniso))
(/
(* (floor w) (* (floor h) (- (* dX.u dY.v) (* dX.v dY.u))))
(sqrt (fmax (pow (* (floor w) (- dX.u)) 2.0) t_3)))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(h) * dY_46_v;
float t_2 = floorf(w) * dY_46_u;
float t_3 = powf(hypotf(t_2, t_1), 2.0f);
float t_4 = floorf(w) * dX_46_u;
float tmp;
if ((fmaxf(powf(hypotf(t_4, t_0), 2.0f), powf(hypotf(t_1, t_2), 2.0f)) / (floorf(w) * (dX_46_u * t_1))) > floorf(maxAniso)) {
tmp = sqrtf(fmaxf(powf(hypotf(t_0, t_4), 2.0f), t_3)) / floorf(maxAniso);
} else {
tmp = (floorf(w) * (floorf(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)))) / sqrtf(fmaxf(powf((floorf(w) * -dX_46_u), 2.0f), t_3));
}
return log2f(tmp);
}
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 = hypot(t_2, t_1) ^ Float32(2.0) t_4 = Float32(floor(w) * dX_46_u) tmp = Float32(0.0) if (Float32((((hypot(t_4, t_0) ^ Float32(2.0)) != (hypot(t_4, t_0) ^ Float32(2.0))) ? (hypot(t_1, t_2) ^ Float32(2.0)) : (((hypot(t_1, t_2) ^ Float32(2.0)) != (hypot(t_1, t_2) ^ Float32(2.0))) ? (hypot(t_4, t_0) ^ Float32(2.0)) : max((hypot(t_4, t_0) ^ Float32(2.0)), (hypot(t_1, t_2) ^ Float32(2.0))))) / Float32(floor(w) * Float32(dX_46_u * t_1))) > floor(maxAniso)) tmp = Float32(sqrt((((hypot(t_0, t_4) ^ Float32(2.0)) != (hypot(t_0, t_4) ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (hypot(t_0, t_4) ^ Float32(2.0)) : max((hypot(t_0, t_4) ^ Float32(2.0)), t_3)))) / floor(maxAniso)); else tmp = Float32(Float32(floor(w) * Float32(floor(h) * Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)))) / sqrt((((Float32(floor(w) * Float32(-dX_46_u)) ^ Float32(2.0)) != (Float32(floor(w) * Float32(-dX_46_u)) ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (Float32(floor(w) * Float32(-dX_46_u)) ^ Float32(2.0)) : max((Float32(floor(w) * Float32(-dX_46_u)) ^ Float32(2.0)), t_3))))); end return log2(tmp) end
function tmp_2 = 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 = hypot(t_2, t_1) ^ single(2.0); t_4 = floor(w) * dX_46_u; tmp = single(0.0); if ((max((hypot(t_4, t_0) ^ single(2.0)), (hypot(t_1, t_2) ^ single(2.0))) / (floor(w) * (dX_46_u * t_1))) > floor(maxAniso)) tmp = sqrt(max((hypot(t_0, t_4) ^ single(2.0)), t_3)) / floor(maxAniso); else tmp = (floor(w) * (floor(h) * ((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)))) / sqrt(max(((floor(w) * -dX_46_u) ^ single(2.0)), t_3)); end tmp_2 = log2(tmp); end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_3 := {\left(\mathsf{hypot}\left(t\_2, t\_1\right)\right)}^{2}\\
t_4 := \left\lfloorw\right\rfloor \cdot dX.u\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left({\left(\mathsf{hypot}\left(t\_4, t\_0\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_1, t\_2\right)\right)}^{2}\right)}{\left\lfloorw\right\rfloor \cdot \left(dX.u \cdot t\_1\right)} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{\sqrt{\mathsf{max}\left({\left(\mathsf{hypot}\left(t\_0, t\_4\right)\right)}^{2}, t\_3\right)}}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\frac{\left\lfloorw\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot \left(dX.u \cdot dY.v - dX.v \cdot dY.u\right)\right)}{\sqrt{\mathsf{max}\left({\left(\left\lfloorw\right\rfloor \cdot \left(-dX.u\right)\right)}^{2}, t\_3\right)}}\\
\end{array}
\end{array}
\end{array}
Initial program 75.6%
Applied egg-rr75.6%
Simplified33.9%
Taylor expanded in dX.v around 0 39.0%
Simplified39.0%
Taylor expanded in dX.u around -inf 39.5%
mul-1-neg39.5%
distribute-rgt-neg-in39.5%
Simplified39.5%
Final simplification39.5%
(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 (pow (hypot t_1 t_2) 2.0))
(t_4 (* (floor w) dX.u)))
(log2
(if (>
(/ (fmax (pow t_4 2.0) t_3) (* (floor w) (* dX.u t_1)))
(floor maxAniso))
(/
(sqrt (fmax (pow (hypot t_0 t_4) 2.0) (pow (hypot t_2 t_1) 2.0)))
(floor maxAniso))
(*
(* (floor w) (floor h))
(/
(- (* dX.u dY.v) (* dX.v dY.u))
(sqrt (fmax (pow (hypot t_4 t_0) 2.0) t_3))))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(h) * dY_46_v;
float t_2 = floorf(w) * dY_46_u;
float t_3 = powf(hypotf(t_1, t_2), 2.0f);
float t_4 = floorf(w) * dX_46_u;
float tmp;
if ((fmaxf(powf(t_4, 2.0f), t_3) / (floorf(w) * (dX_46_u * t_1))) > floorf(maxAniso)) {
tmp = sqrtf(fmaxf(powf(hypotf(t_0, t_4), 2.0f), powf(hypotf(t_2, t_1), 2.0f))) / floorf(maxAniso);
} else {
tmp = (floorf(w) * floorf(h)) * (((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)) / sqrtf(fmaxf(powf(hypotf(t_4, t_0), 2.0f), t_3)));
}
return log2f(tmp);
}
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 = hypot(t_1, t_2) ^ Float32(2.0) t_4 = Float32(floor(w) * dX_46_u) tmp = Float32(0.0) if (Float32((((t_4 ^ Float32(2.0)) != (t_4 ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (t_4 ^ Float32(2.0)) : max((t_4 ^ Float32(2.0)), t_3))) / Float32(floor(w) * Float32(dX_46_u * t_1))) > floor(maxAniso)) tmp = Float32(sqrt((((hypot(t_0, t_4) ^ Float32(2.0)) != (hypot(t_0, t_4) ^ Float32(2.0))) ? (hypot(t_2, t_1) ^ Float32(2.0)) : (((hypot(t_2, t_1) ^ Float32(2.0)) != (hypot(t_2, t_1) ^ Float32(2.0))) ? (hypot(t_0, t_4) ^ Float32(2.0)) : max((hypot(t_0, t_4) ^ Float32(2.0)), (hypot(t_2, t_1) ^ Float32(2.0)))))) / floor(maxAniso)); else tmp = Float32(Float32(floor(w) * floor(h)) * Float32(Float32(Float32(dX_46_u * dY_46_v) - Float32(dX_46_v * dY_46_u)) / sqrt((((hypot(t_4, t_0) ^ Float32(2.0)) != (hypot(t_4, t_0) ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (hypot(t_4, t_0) ^ Float32(2.0)) : max((hypot(t_4, t_0) ^ Float32(2.0)), t_3)))))); end return log2(tmp) end
function tmp_2 = 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 = hypot(t_1, t_2) ^ single(2.0); t_4 = floor(w) * dX_46_u; tmp = single(0.0); if ((max((t_4 ^ single(2.0)), t_3) / (floor(w) * (dX_46_u * t_1))) > floor(maxAniso)) tmp = sqrt(max((hypot(t_0, t_4) ^ single(2.0)), (hypot(t_2, t_1) ^ single(2.0)))) / floor(maxAniso); else tmp = (floor(w) * floor(h)) * (((dX_46_u * dY_46_v) - (dX_46_v * dY_46_u)) / sqrt(max((hypot(t_4, t_0) ^ single(2.0)), t_3))); end tmp_2 = log2(tmp); end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_3 := {\left(\mathsf{hypot}\left(t\_1, t\_2\right)\right)}^{2}\\
t_4 := \left\lfloorw\right\rfloor \cdot dX.u\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left({t\_4}^{2}, t\_3\right)}{\left\lfloorw\right\rfloor \cdot \left(dX.u \cdot t\_1\right)} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{\sqrt{\mathsf{max}\left({\left(\mathsf{hypot}\left(t\_0, t\_4\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_2, t\_1\right)\right)}^{2}\right)}}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;\left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right) \cdot \frac{dX.u \cdot dY.v - dX.v \cdot dY.u}{\sqrt{\mathsf{max}\left({\left(\mathsf{hypot}\left(t\_4, t\_0\right)\right)}^{2}, t\_3\right)}}\\
\end{array}
\end{array}
\end{array}
Initial program 75.6%
Applied egg-rr75.6%
Simplified33.9%
Taylor expanded in dX.v around 0 39.0%
Simplified39.0%
Taylor expanded in dX.u around inf 38.3%
*-commutative67.9%
unpow267.9%
unpow267.9%
swap-sqr67.9%
unpow267.9%
*-commutative67.9%
Simplified38.3%
Applied egg-rr38.4%
Simplified38.4%
Final simplification38.4%
(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 (pow (hypot t_1 t_2) 2.0))
(t_4 (* (floor w) dX.u)))
(log2
(if (>
(/ (fmax (pow t_4 2.0) t_3) (* (floor w) (* dX.u t_1)))
(floor maxAniso))
(/
(sqrt (fmax (pow (hypot t_0 t_4) 2.0) (pow (hypot t_2 t_1) 2.0)))
(floor maxAniso))
(*
dX.v
(*
(sqrt (/ 1.0 (fmax (pow (hypot t_4 t_0) 2.0) t_3)))
(* dY.u (* (floor w) (- (floor h))))))))))
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 = powf(hypotf(t_1, t_2), 2.0f);
float t_4 = floorf(w) * dX_46_u;
float tmp;
if ((fmaxf(powf(t_4, 2.0f), t_3) / (floorf(w) * (dX_46_u * t_1))) > floorf(maxAniso)) {
tmp = sqrtf(fmaxf(powf(hypotf(t_0, t_4), 2.0f), powf(hypotf(t_2, t_1), 2.0f))) / floorf(maxAniso);
} else {
tmp = dX_46_v * (sqrtf((1.0f / fmaxf(powf(hypotf(t_4, t_0), 2.0f), t_3))) * (dY_46_u * (floorf(w) * -floorf(h))));
}
return log2f(tmp);
}
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 = hypot(t_1, t_2) ^ Float32(2.0) t_4 = Float32(floor(w) * dX_46_u) tmp = Float32(0.0) if (Float32((((t_4 ^ Float32(2.0)) != (t_4 ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (t_4 ^ Float32(2.0)) : max((t_4 ^ Float32(2.0)), t_3))) / Float32(floor(w) * Float32(dX_46_u * t_1))) > floor(maxAniso)) tmp = Float32(sqrt((((hypot(t_0, t_4) ^ Float32(2.0)) != (hypot(t_0, t_4) ^ Float32(2.0))) ? (hypot(t_2, t_1) ^ Float32(2.0)) : (((hypot(t_2, t_1) ^ Float32(2.0)) != (hypot(t_2, t_1) ^ Float32(2.0))) ? (hypot(t_0, t_4) ^ Float32(2.0)) : max((hypot(t_0, t_4) ^ Float32(2.0)), (hypot(t_2, t_1) ^ Float32(2.0)))))) / floor(maxAniso)); else tmp = Float32(dX_46_v * Float32(sqrt(Float32(Float32(1.0) / (((hypot(t_4, t_0) ^ Float32(2.0)) != (hypot(t_4, t_0) ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (hypot(t_4, t_0) ^ Float32(2.0)) : max((hypot(t_4, t_0) ^ Float32(2.0)), t_3))))) * Float32(dY_46_u * Float32(floor(w) * Float32(-floor(h)))))); end return log2(tmp) end
function tmp_2 = 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 = hypot(t_1, t_2) ^ single(2.0); t_4 = floor(w) * dX_46_u; tmp = single(0.0); if ((max((t_4 ^ single(2.0)), t_3) / (floor(w) * (dX_46_u * t_1))) > floor(maxAniso)) tmp = sqrt(max((hypot(t_0, t_4) ^ single(2.0)), (hypot(t_2, t_1) ^ single(2.0)))) / floor(maxAniso); else tmp = dX_46_v * (sqrt((single(1.0) / max((hypot(t_4, t_0) ^ single(2.0)), t_3))) * (dY_46_u * (floor(w) * -floor(h)))); end tmp_2 = log2(tmp); end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_3 := {\left(\mathsf{hypot}\left(t\_1, t\_2\right)\right)}^{2}\\
t_4 := \left\lfloorw\right\rfloor \cdot dX.u\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left({t\_4}^{2}, t\_3\right)}{\left\lfloorw\right\rfloor \cdot \left(dX.u \cdot t\_1\right)} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{\sqrt{\mathsf{max}\left({\left(\mathsf{hypot}\left(t\_0, t\_4\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_2, t\_1\right)\right)}^{2}\right)}}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;dX.v \cdot \left(\sqrt{\frac{1}{\mathsf{max}\left({\left(\mathsf{hypot}\left(t\_4, t\_0\right)\right)}^{2}, t\_3\right)}} \cdot \left(dY.u \cdot \left(\left\lfloorw\right\rfloor \cdot \left(-\left\lfloorh\right\rfloor\right)\right)\right)\right)\\
\end{array}
\end{array}
\end{array}
Initial program 75.6%
Applied egg-rr75.6%
Simplified33.9%
Taylor expanded in dX.v around 0 39.0%
Simplified39.0%
Taylor expanded in dX.u around inf 38.3%
*-commutative67.9%
unpow267.9%
unpow267.9%
swap-sqr67.9%
unpow267.9%
*-commutative67.9%
Simplified38.3%
Taylor expanded in dX.u around 0 38.4%
Simplified38.4%
Final simplification38.4%
(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 (pow (hypot t_1 t_2) 2.0))
(t_4 (* (floor w) dX.u)))
(log2
(if (>
(/ (fmax (pow t_4 2.0) t_3) (* (floor w) (* dX.u t_1)))
(floor maxAniso))
(/
(sqrt (fmax (pow (hypot t_0 t_4) 2.0) (pow (hypot t_2 t_1) 2.0)))
(floor maxAniso))
(*
dY.v
(*
(sqrt (/ 1.0 (fmax (pow (hypot t_4 t_0) 2.0) t_3)))
(* dX.u (* (floor w) (floor h)))))))))
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 = powf(hypotf(t_1, t_2), 2.0f);
float t_4 = floorf(w) * dX_46_u;
float tmp;
if ((fmaxf(powf(t_4, 2.0f), t_3) / (floorf(w) * (dX_46_u * t_1))) > floorf(maxAniso)) {
tmp = sqrtf(fmaxf(powf(hypotf(t_0, t_4), 2.0f), powf(hypotf(t_2, t_1), 2.0f))) / floorf(maxAniso);
} else {
tmp = dY_46_v * (sqrtf((1.0f / fmaxf(powf(hypotf(t_4, t_0), 2.0f), t_3))) * (dX_46_u * (floorf(w) * floorf(h))));
}
return log2f(tmp);
}
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 = hypot(t_1, t_2) ^ Float32(2.0) t_4 = Float32(floor(w) * dX_46_u) tmp = Float32(0.0) if (Float32((((t_4 ^ Float32(2.0)) != (t_4 ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (t_4 ^ Float32(2.0)) : max((t_4 ^ Float32(2.0)), t_3))) / Float32(floor(w) * Float32(dX_46_u * t_1))) > floor(maxAniso)) tmp = Float32(sqrt((((hypot(t_0, t_4) ^ Float32(2.0)) != (hypot(t_0, t_4) ^ Float32(2.0))) ? (hypot(t_2, t_1) ^ Float32(2.0)) : (((hypot(t_2, t_1) ^ Float32(2.0)) != (hypot(t_2, t_1) ^ Float32(2.0))) ? (hypot(t_0, t_4) ^ Float32(2.0)) : max((hypot(t_0, t_4) ^ Float32(2.0)), (hypot(t_2, t_1) ^ Float32(2.0)))))) / floor(maxAniso)); else tmp = Float32(dY_46_v * Float32(sqrt(Float32(Float32(1.0) / (((hypot(t_4, t_0) ^ Float32(2.0)) != (hypot(t_4, t_0) ^ Float32(2.0))) ? t_3 : ((t_3 != t_3) ? (hypot(t_4, t_0) ^ Float32(2.0)) : max((hypot(t_4, t_0) ^ Float32(2.0)), t_3))))) * Float32(dX_46_u * Float32(floor(w) * floor(h))))); end return log2(tmp) end
function tmp_2 = 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 = hypot(t_1, t_2) ^ single(2.0); t_4 = floor(w) * dX_46_u; tmp = single(0.0); if ((max((t_4 ^ single(2.0)), t_3) / (floor(w) * (dX_46_u * t_1))) > floor(maxAniso)) tmp = sqrt(max((hypot(t_0, t_4) ^ single(2.0)), (hypot(t_2, t_1) ^ single(2.0)))) / floor(maxAniso); else tmp = dY_46_v * (sqrt((single(1.0) / max((hypot(t_4, t_0) ^ single(2.0)), t_3))) * (dX_46_u * (floor(w) * floor(h)))); end tmp_2 = log2(tmp); end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_3 := {\left(\mathsf{hypot}\left(t\_1, t\_2\right)\right)}^{2}\\
t_4 := \left\lfloorw\right\rfloor \cdot dX.u\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left({t\_4}^{2}, t\_3\right)}{\left\lfloorw\right\rfloor \cdot \left(dX.u \cdot t\_1\right)} > \left\lfloormaxAniso\right\rfloor:\\
\;\;\;\;\frac{\sqrt{\mathsf{max}\left({\left(\mathsf{hypot}\left(t\_0, t\_4\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_2, t\_1\right)\right)}^{2}\right)}}{\left\lfloormaxAniso\right\rfloor}\\
\mathbf{else}:\\
\;\;\;\;dY.v \cdot \left(\sqrt{\frac{1}{\mathsf{max}\left({\left(\mathsf{hypot}\left(t\_4, t\_0\right)\right)}^{2}, t\_3\right)}} \cdot \left(dX.u \cdot \left(\left\lfloorw\right\rfloor \cdot \left\lfloorh\right\rfloor\right)\right)\right)\\
\end{array}
\end{array}
\end{array}
Initial program 75.6%
Applied egg-rr75.6%
Simplified33.9%
Taylor expanded in dX.v around 0 39.0%
Simplified39.0%
Taylor expanded in dX.u around inf 38.3%
*-commutative67.9%
unpow267.9%
unpow267.9%
swap-sqr67.9%
unpow267.9%
*-commutative67.9%
Simplified38.3%
Taylor expanded in dX.u around inf 36.3%
Simplified36.3%
Final simplification36.3%
herbie shell --seed 2024148
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:name "Anisotropic x16 LOD (LOD)"
: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))
(log2 (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)))))))))