
(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 w) dX.u))
(t_3 (+ (* t_2 t_2) (* t_0 t_0)))
(t_4 (* (floor h) dY.v))
(t_5 (+ (* t_1 t_1) (* t_4 t_4)))
(t_6 (/ 1.0 (sqrt (fmax t_3 t_5)))))
(if (>= t_3 t_5) (* t_6 t_0) (* t_6 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(w) * dY_46_u;
float t_2 = floorf(w) * dX_46_u;
float t_3 = (t_2 * t_2) + (t_0 * t_0);
float t_4 = floorf(h) * dY_46_v;
float t_5 = (t_1 * t_1) + (t_4 * t_4);
float t_6 = 1.0f / sqrtf(fmaxf(t_3, t_5));
float tmp;
if (t_3 >= t_5) {
tmp = t_6 * t_0;
} else {
tmp = t_6 * t_4;
}
return 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(w) * dX_46_u) t_3 = Float32(Float32(t_2 * t_2) + Float32(t_0 * t_0)) t_4 = Float32(floor(h) * dY_46_v) t_5 = Float32(Float32(t_1 * t_1) + Float32(t_4 * t_4)) t_6 = Float32(Float32(1.0) / sqrt(((t_3 != t_3) ? t_5 : ((t_5 != t_5) ? t_3 : max(t_3, t_5))))) tmp = Float32(0.0) if (t_3 >= t_5) tmp = Float32(t_6 * t_0); else tmp = Float32(t_6 * t_4); end return 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(w) * dX_46_u; t_3 = (t_2 * t_2) + (t_0 * t_0); t_4 = floor(h) * dY_46_v; t_5 = (t_1 * t_1) + (t_4 * t_4); t_6 = single(1.0) / sqrt(max(t_3, t_5)); tmp = single(0.0); if (t_3 >= t_5) tmp = t_6 * t_0; else tmp = t_6 * t_4; end tmp_2 = 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\lfloorw\right\rfloor \cdot dX.u\\
t_3 := t\_2 \cdot t\_2 + t\_0 \cdot t\_0\\
t_4 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_5 := t\_1 \cdot t\_1 + t\_4 \cdot t\_4\\
t_6 := \frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_5\right)}}\\
\mathbf{if}\;t\_3 \geq t\_5:\\
\;\;\;\;t\_6 \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;t\_6 \cdot t\_4\\
\end{array}
\end{array}
Sampling outcomes in binary32 precision:
Herbie found 8 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 w) dX.u))
(t_3 (+ (* t_2 t_2) (* t_0 t_0)))
(t_4 (* (floor h) dY.v))
(t_5 (+ (* t_1 t_1) (* t_4 t_4)))
(t_6 (/ 1.0 (sqrt (fmax t_3 t_5)))))
(if (>= t_3 t_5) (* t_6 t_0) (* t_6 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(w) * dY_46_u;
float t_2 = floorf(w) * dX_46_u;
float t_3 = (t_2 * t_2) + (t_0 * t_0);
float t_4 = floorf(h) * dY_46_v;
float t_5 = (t_1 * t_1) + (t_4 * t_4);
float t_6 = 1.0f / sqrtf(fmaxf(t_3, t_5));
float tmp;
if (t_3 >= t_5) {
tmp = t_6 * t_0;
} else {
tmp = t_6 * t_4;
}
return 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(w) * dX_46_u) t_3 = Float32(Float32(t_2 * t_2) + Float32(t_0 * t_0)) t_4 = Float32(floor(h) * dY_46_v) t_5 = Float32(Float32(t_1 * t_1) + Float32(t_4 * t_4)) t_6 = Float32(Float32(1.0) / sqrt(((t_3 != t_3) ? t_5 : ((t_5 != t_5) ? t_3 : max(t_3, t_5))))) tmp = Float32(0.0) if (t_3 >= t_5) tmp = Float32(t_6 * t_0); else tmp = Float32(t_6 * t_4); end return 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(w) * dX_46_u; t_3 = (t_2 * t_2) + (t_0 * t_0); t_4 = floor(h) * dY_46_v; t_5 = (t_1 * t_1) + (t_4 * t_4); t_6 = single(1.0) / sqrt(max(t_3, t_5)); tmp = single(0.0); if (t_3 >= t_5) tmp = t_6 * t_0; else tmp = t_6 * t_4; end tmp_2 = 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\lfloorw\right\rfloor \cdot dX.u\\
t_3 := t\_2 \cdot t\_2 + t\_0 \cdot t\_0\\
t_4 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_5 := t\_1 \cdot t\_1 + t\_4 \cdot t\_4\\
t_6 := \frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_5\right)}}\\
\mathbf{if}\;t\_3 \geq t\_5:\\
\;\;\;\;t\_6 \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;t\_6 \cdot t\_4\\
\end{array}
\end{array}
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dY.v))
(t_1 (pow (hypot (* (floor w) dY.u) t_0) 2.0))
(t_2 (* dX.v (floor h)))
(t_3 (pow (hypot (* dX.u (floor w)) t_2) 2.0))
(t_4 (fmax t_3 t_1)))
(if (>= t_3 t_1) (/ t_2 (pow t_4 0.5)) (pow (/ (sqrt t_4) t_0) -1.0))))
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 = powf(hypotf((floorf(w) * dY_46_u), t_0), 2.0f);
float t_2 = dX_46_v * floorf(h);
float t_3 = powf(hypotf((dX_46_u * floorf(w)), t_2), 2.0f);
float t_4 = fmaxf(t_3, t_1);
float tmp;
if (t_3 >= t_1) {
tmp = t_2 / powf(t_4, 0.5f);
} else {
tmp = powf((sqrtf(t_4) / t_0), -1.0f);
}
return 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 = hypot(Float32(floor(w) * dY_46_u), t_0) ^ Float32(2.0) t_2 = Float32(dX_46_v * floor(h)) t_3 = hypot(Float32(dX_46_u * floor(w)), t_2) ^ Float32(2.0) t_4 = (t_3 != t_3) ? t_1 : ((t_1 != t_1) ? t_3 : max(t_3, t_1)) tmp = Float32(0.0) if (t_3 >= t_1) tmp = Float32(t_2 / (t_4 ^ Float32(0.5))); else tmp = Float32(sqrt(t_4) / t_0) ^ Float32(-1.0); end return 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 = hypot((floor(w) * dY_46_u), t_0) ^ single(2.0); t_2 = dX_46_v * floor(h); t_3 = hypot((dX_46_u * floor(w)), t_2) ^ single(2.0); t_4 = max(t_3, t_1); tmp = single(0.0); if (t_3 >= t_1) tmp = t_2 / (t_4 ^ single(0.5)); else tmp = (sqrt(t_4) / t_0) ^ single(-1.0); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_1 := {\left(\mathsf{hypot}\left(\left\lfloorw\right\rfloor \cdot dY.u, t\_0\right)\right)}^{2}\\
t_2 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_3 := {\left(\mathsf{hypot}\left(dX.u \cdot \left\lfloorw\right\rfloor, t\_2\right)\right)}^{2}\\
t_4 := \mathsf{max}\left(t\_3, t\_1\right)\\
\mathbf{if}\;t\_3 \geq t\_1:\\
\;\;\;\;\frac{t\_2}{{t\_4}^{0.5}}\\
\mathbf{else}:\\
\;\;\;\;{\left(\frac{\sqrt{t\_4}}{t\_0}\right)}^{-1}\\
\end{array}
\end{array}
Initial program 74.7%
Simplified74.9%
Applied egg-rr75.0%
Applied egg-rr75.0%
Taylor expanded in w around 0 75.0%
Simplified75.0%
Final simplification75.0%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.v (floor h)))
(t_1 (* (floor w) dY.u))
(t_2 (* dX.u (floor w)))
(t_3 (+ (* t_2 t_2) (* t_0 t_0)))
(t_4 (* (floor h) dY.v))
(t_5 (+ (* t_1 t_1) (* t_4 t_4))))
(if (>= t_3 t_5)
(*
t_0
(/
1.0
(pow (fmax (pow (hypot t_0 t_2) 2.0) (pow (hypot t_1 t_4) 2.0)) 0.5)))
(* t_4 (/ 1.0 (sqrt (fmax t_3 t_5)))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = dX_46_v * floorf(h);
float t_1 = floorf(w) * dY_46_u;
float t_2 = dX_46_u * floorf(w);
float t_3 = (t_2 * t_2) + (t_0 * t_0);
float t_4 = floorf(h) * dY_46_v;
float t_5 = (t_1 * t_1) + (t_4 * t_4);
float tmp;
if (t_3 >= t_5) {
tmp = t_0 * (1.0f / powf(fmaxf(powf(hypotf(t_0, t_2), 2.0f), powf(hypotf(t_1, t_4), 2.0f)), 0.5f));
} else {
tmp = t_4 * (1.0f / sqrtf(fmaxf(t_3, t_5)));
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_v * floor(h)) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(dX_46_u * floor(w)) t_3 = Float32(Float32(t_2 * t_2) + Float32(t_0 * t_0)) t_4 = Float32(floor(h) * dY_46_v) t_5 = Float32(Float32(t_1 * t_1) + Float32(t_4 * t_4)) tmp = Float32(0.0) if (t_3 >= t_5) tmp = Float32(t_0 * Float32(Float32(1.0) / ((((hypot(t_0, t_2) ^ Float32(2.0)) != (hypot(t_0, t_2) ^ Float32(2.0))) ? (hypot(t_1, t_4) ^ Float32(2.0)) : (((hypot(t_1, t_4) ^ Float32(2.0)) != (hypot(t_1, t_4) ^ Float32(2.0))) ? (hypot(t_0, t_2) ^ Float32(2.0)) : max((hypot(t_0, t_2) ^ Float32(2.0)), (hypot(t_1, t_4) ^ Float32(2.0))))) ^ Float32(0.5)))); else tmp = Float32(t_4 * Float32(Float32(1.0) / sqrt(((t_3 != t_3) ? t_5 : ((t_5 != t_5) ? t_3 : max(t_3, t_5)))))); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = dX_46_v * floor(h); t_1 = floor(w) * dY_46_u; t_2 = dX_46_u * floor(w); t_3 = (t_2 * t_2) + (t_0 * t_0); t_4 = floor(h) * dY_46_v; t_5 = (t_1 * t_1) + (t_4 * t_4); tmp = single(0.0); if (t_3 >= t_5) tmp = t_0 * (single(1.0) / (max((hypot(t_0, t_2) ^ single(2.0)), (hypot(t_1, t_4) ^ single(2.0))) ^ single(0.5))); else tmp = t_4 * (single(1.0) / sqrt(max(t_3, t_5))); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_3 := t\_2 \cdot t\_2 + t\_0 \cdot t\_0\\
t_4 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_5 := t\_1 \cdot t\_1 + t\_4 \cdot t\_4\\
\mathbf{if}\;t\_3 \geq t\_5:\\
\;\;\;\;t\_0 \cdot \frac{1}{{\left(\mathsf{max}\left({\left(\mathsf{hypot}\left(t\_0, t\_2\right)\right)}^{2}, {\left(\mathsf{hypot}\left(t\_1, t\_4\right)\right)}^{2}\right)\right)}^{0.5}}\\
\mathbf{else}:\\
\;\;\;\;t\_4 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_5\right)}}\\
\end{array}
\end{array}
Initial program 74.7%
Taylor expanded in w around 0 74.7%
pow1/274.7%
Applied egg-rr74.7%
Final simplification74.7%
(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) dY.v))
(t_2 (* dX.v (floor h)))
(t_3 (* dX.u (floor w)))
(t_4
(/
1.0
(sqrt
(fmax (+ (* t_3 t_3) (* t_2 t_2)) (+ (* t_0 t_0) (* t_1 t_1)))))))
(if (>= (pow (hypot t_3 t_2) 2.0) (pow (hypot t_0 t_1) 2.0))
(* t_2 t_4)
(* t_1 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(w) * dY_46_u;
float t_1 = floorf(h) * dY_46_v;
float t_2 = dX_46_v * floorf(h);
float t_3 = dX_46_u * floorf(w);
float t_4 = 1.0f / sqrtf(fmaxf(((t_3 * t_3) + (t_2 * t_2)), ((t_0 * t_0) + (t_1 * t_1))));
float tmp;
if (powf(hypotf(t_3, t_2), 2.0f) >= powf(hypotf(t_0, t_1), 2.0f)) {
tmp = t_2 * t_4;
} else {
tmp = t_1 * t_4;
}
return 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) * dY_46_v) t_2 = Float32(dX_46_v * floor(h)) t_3 = Float32(dX_46_u * floor(w)) t_4 = Float32(Float32(1.0) / sqrt(((Float32(Float32(t_3 * t_3) + Float32(t_2 * t_2)) != Float32(Float32(t_3 * t_3) + Float32(t_2 * t_2))) ? Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) : ((Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) != Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1))) ? Float32(Float32(t_3 * t_3) + Float32(t_2 * t_2)) : max(Float32(Float32(t_3 * t_3) + Float32(t_2 * t_2)), Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1))))))) tmp = Float32(0.0) if ((hypot(t_3, t_2) ^ Float32(2.0)) >= (hypot(t_0, t_1) ^ Float32(2.0))) tmp = Float32(t_2 * t_4); else tmp = Float32(t_1 * t_4); end return 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) * dY_46_v; t_2 = dX_46_v * floor(h); t_3 = dX_46_u * floor(w); t_4 = single(1.0) / sqrt(max(((t_3 * t_3) + (t_2 * t_2)), ((t_0 * t_0) + (t_1 * t_1)))); tmp = single(0.0); if ((hypot(t_3, t_2) ^ single(2.0)) >= (hypot(t_0, t_1) ^ single(2.0))) tmp = t_2 * t_4; else tmp = t_1 * t_4; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_3 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_4 := \frac{1}{\sqrt{\mathsf{max}\left(t\_3 \cdot t\_3 + t\_2 \cdot t\_2, t\_0 \cdot t\_0 + t\_1 \cdot t\_1\right)}}\\
\mathbf{if}\;{\left(\mathsf{hypot}\left(t\_3, t\_2\right)\right)}^{2} \geq {\left(\mathsf{hypot}\left(t\_0, t\_1\right)\right)}^{2}:\\
\;\;\;\;t\_2 \cdot t\_4\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot t\_4\\
\end{array}
\end{array}
Initial program 74.7%
pow274.7%
Applied egg-rr74.7%
pow274.7%
Applied egg-rr74.7%
Taylor expanded in w around 0 74.7%
Simplified74.7%
Final simplification74.7%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.v (floor h)))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dY.v))
(t_3 (pow (hypot t_1 t_2) 2.0))
(t_4 (pow (hypot (* dX.u (floor w)) t_0) 2.0))
(t_5 (fmax t_4 t_3))
(t_6 (/ t_0 (pow t_5 0.5))))
(if (<= dY.u 106.0)
(if (>= t_4 t_3) t_6 (pow (/ (sqrt (fmax t_4 (pow t_2 2.0))) t_2) -1.0))
(if (>= t_4 (pow t_1 2.0)) t_6 (pow (/ (sqrt t_5) t_2) -1.0)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = dX_46_v * floorf(h);
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dY_46_v;
float t_3 = powf(hypotf(t_1, t_2), 2.0f);
float t_4 = powf(hypotf((dX_46_u * floorf(w)), t_0), 2.0f);
float t_5 = fmaxf(t_4, t_3);
float t_6 = t_0 / powf(t_5, 0.5f);
float tmp_1;
if (dY_46_u <= 106.0f) {
float tmp_2;
if (t_4 >= t_3) {
tmp_2 = t_6;
} else {
tmp_2 = powf((sqrtf(fmaxf(t_4, powf(t_2, 2.0f))) / t_2), -1.0f);
}
tmp_1 = tmp_2;
} else if (t_4 >= powf(t_1, 2.0f)) {
tmp_1 = t_6;
} else {
tmp_1 = powf((sqrtf(t_5) / t_2), -1.0f);
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_v * floor(h)) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dY_46_v) t_3 = hypot(t_1, t_2) ^ Float32(2.0) t_4 = hypot(Float32(dX_46_u * floor(w)), t_0) ^ Float32(2.0) t_5 = (t_4 != t_4) ? t_3 : ((t_3 != t_3) ? t_4 : max(t_4, t_3)) t_6 = Float32(t_0 / (t_5 ^ Float32(0.5))) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(106.0)) tmp_2 = Float32(0.0) if (t_4 >= t_3) tmp_2 = t_6; else tmp_2 = Float32(sqrt(((t_4 != t_4) ? (t_2 ^ Float32(2.0)) : (((t_2 ^ Float32(2.0)) != (t_2 ^ Float32(2.0))) ? t_4 : max(t_4, (t_2 ^ Float32(2.0)))))) / t_2) ^ Float32(-1.0); end tmp_1 = tmp_2; elseif (t_4 >= (t_1 ^ Float32(2.0))) tmp_1 = t_6; else tmp_1 = Float32(sqrt(t_5) / t_2) ^ Float32(-1.0); end return tmp_1 end
function tmp_4 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = dX_46_v * floor(h); t_1 = floor(w) * dY_46_u; t_2 = floor(h) * dY_46_v; t_3 = hypot(t_1, t_2) ^ single(2.0); t_4 = hypot((dX_46_u * floor(w)), t_0) ^ single(2.0); t_5 = max(t_4, t_3); t_6 = t_0 / (t_5 ^ single(0.5)); tmp_2 = single(0.0); if (dY_46_u <= single(106.0)) tmp_3 = single(0.0); if (t_4 >= t_3) tmp_3 = t_6; else tmp_3 = (sqrt(max(t_4, (t_2 ^ single(2.0)))) / t_2) ^ single(-1.0); end tmp_2 = tmp_3; elseif (t_4 >= (t_1 ^ single(2.0))) tmp_2 = t_6; else tmp_2 = (sqrt(t_5) / t_2) ^ single(-1.0); end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_3 := {\left(\mathsf{hypot}\left(t\_1, t\_2\right)\right)}^{2}\\
t_4 := {\left(\mathsf{hypot}\left(dX.u \cdot \left\lfloorw\right\rfloor, t\_0\right)\right)}^{2}\\
t_5 := \mathsf{max}\left(t\_4, t\_3\right)\\
t_6 := \frac{t\_0}{{t\_5}^{0.5}}\\
\mathbf{if}\;dY.u \leq 106:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_4 \geq t\_3:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;{\left(\frac{\sqrt{\mathsf{max}\left(t\_4, {t\_2}^{2}\right)}}{t\_2}\right)}^{-1}\\
\end{array}\\
\mathbf{elif}\;t\_4 \geq {t\_1}^{2}:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;{\left(\frac{\sqrt{t\_5}}{t\_2}\right)}^{-1}\\
\end{array}
\end{array}
if dY.u < 106Initial program 75.2%
Simplified75.4%
Applied egg-rr75.5%
Applied egg-rr75.5%
Taylor expanded in w around 0 75.5%
Simplified75.5%
Taylor expanded in dY.u around 0 65.0%
*-commutative65.0%
unpow265.0%
unpow265.0%
swap-sqr65.2%
unpow265.2%
Simplified65.2%
if 106 < dY.u Initial program 73.3%
Simplified73.4%
Applied egg-rr73.7%
Applied egg-rr73.7%
Taylor expanded in w around 0 73.7%
Simplified73.7%
Taylor expanded in dY.u around inf 73.7%
*-commutative73.3%
unpow273.3%
unpow273.3%
swap-sqr73.3%
unpow273.3%
Simplified73.7%
Final simplification67.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.u (floor w)))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dY.v))
(t_3 (pow (hypot t_1 t_2) 2.0))
(t_4 (* dX.v (floor h)))
(t_5
(/
1.0
(sqrt
(fmax (+ (* t_0 t_0) (* t_4 t_4)) (+ (* t_1 t_1) (* t_2 t_2))))))
(t_6 (pow (hypot t_0 t_4) 2.0))
(t_7 (fmax t_6 t_3)))
(if (<= dX.u 2500.0)
(if (>= (pow t_4 2.0) t_3)
(/ t_4 (pow t_7 0.5))
(pow (/ (sqrt t_7) t_2) -1.0))
(if (>= t_6 (pow t_1 2.0)) (* t_4 t_5) (* t_2 t_5)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = dX_46_u * floorf(w);
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dY_46_v;
float t_3 = powf(hypotf(t_1, t_2), 2.0f);
float t_4 = dX_46_v * floorf(h);
float t_5 = 1.0f / sqrtf(fmaxf(((t_0 * t_0) + (t_4 * t_4)), ((t_1 * t_1) + (t_2 * t_2))));
float t_6 = powf(hypotf(t_0, t_4), 2.0f);
float t_7 = fmaxf(t_6, t_3);
float tmp_1;
if (dX_46_u <= 2500.0f) {
float tmp_2;
if (powf(t_4, 2.0f) >= t_3) {
tmp_2 = t_4 / powf(t_7, 0.5f);
} else {
tmp_2 = powf((sqrtf(t_7) / t_2), -1.0f);
}
tmp_1 = tmp_2;
} else if (t_6 >= powf(t_1, 2.0f)) {
tmp_1 = t_4 * t_5;
} else {
tmp_1 = t_2 * t_5;
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_u * floor(w)) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dY_46_v) t_3 = hypot(t_1, t_2) ^ Float32(2.0) t_4 = Float32(dX_46_v * floor(h)) t_5 = Float32(Float32(1.0) / sqrt(((Float32(Float32(t_0 * t_0) + Float32(t_4 * t_4)) != Float32(Float32(t_0 * t_0) + Float32(t_4 * t_4))) ? 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_0 * t_0) + Float32(t_4 * t_4)) : max(Float32(Float32(t_0 * t_0) + Float32(t_4 * t_4)), Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2))))))) t_6 = hypot(t_0, t_4) ^ Float32(2.0) t_7 = (t_6 != t_6) ? t_3 : ((t_3 != t_3) ? t_6 : max(t_6, t_3)) tmp_1 = Float32(0.0) if (dX_46_u <= Float32(2500.0)) tmp_2 = Float32(0.0) if ((t_4 ^ Float32(2.0)) >= t_3) tmp_2 = Float32(t_4 / (t_7 ^ Float32(0.5))); else tmp_2 = Float32(sqrt(t_7) / t_2) ^ Float32(-1.0); end tmp_1 = tmp_2; elseif (t_6 >= (t_1 ^ Float32(2.0))) tmp_1 = Float32(t_4 * t_5); else tmp_1 = Float32(t_2 * t_5); end return tmp_1 end
function tmp_4 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = dX_46_u * floor(w); t_1 = floor(w) * dY_46_u; t_2 = floor(h) * dY_46_v; t_3 = hypot(t_1, t_2) ^ single(2.0); t_4 = dX_46_v * floor(h); t_5 = single(1.0) / sqrt(max(((t_0 * t_0) + (t_4 * t_4)), ((t_1 * t_1) + (t_2 * t_2)))); t_6 = hypot(t_0, t_4) ^ single(2.0); t_7 = max(t_6, t_3); tmp_2 = single(0.0); if (dX_46_u <= single(2500.0)) tmp_3 = single(0.0); if ((t_4 ^ single(2.0)) >= t_3) tmp_3 = t_4 / (t_7 ^ single(0.5)); else tmp_3 = (sqrt(t_7) / t_2) ^ single(-1.0); end tmp_2 = tmp_3; elseif (t_6 >= (t_1 ^ single(2.0))) tmp_2 = t_4 * t_5; else tmp_2 = t_2 * t_5; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_3 := {\left(\mathsf{hypot}\left(t\_1, t\_2\right)\right)}^{2}\\
t_4 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_5 := \frac{1}{\sqrt{\mathsf{max}\left(t\_0 \cdot t\_0 + t\_4 \cdot t\_4, t\_1 \cdot t\_1 + t\_2 \cdot t\_2\right)}}\\
t_6 := {\left(\mathsf{hypot}\left(t\_0, t\_4\right)\right)}^{2}\\
t_7 := \mathsf{max}\left(t\_6, t\_3\right)\\
\mathbf{if}\;dX.u \leq 2500:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{t\_4}^{2} \geq t\_3:\\
\;\;\;\;\frac{t\_4}{{t\_7}^{0.5}}\\
\mathbf{else}:\\
\;\;\;\;{\left(\frac{\sqrt{t\_7}}{t\_2}\right)}^{-1}\\
\end{array}\\
\mathbf{elif}\;t\_6 \geq {t\_1}^{2}:\\
\;\;\;\;t\_4 \cdot t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_2 \cdot t\_5\\
\end{array}
\end{array}
if dX.u < 2500Initial program 78.0%
Simplified78.2%
Applied egg-rr78.2%
Applied egg-rr78.3%
Taylor expanded in w around 0 78.3%
Simplified78.3%
Taylor expanded in dX.u around 0 70.7%
unpow270.5%
unpow270.5%
swap-sqr70.5%
unpow270.5%
Simplified70.7%
if 2500 < dX.u Initial program 64.0%
pow264.0%
Applied egg-rr64.0%
pow264.0%
Applied egg-rr64.0%
Taylor expanded in w around 0 64.0%
Simplified64.0%
Taylor expanded in dY.u around inf 59.6%
*-commutative59.6%
unpow259.6%
unpow259.6%
swap-sqr59.6%
unpow259.6%
Simplified59.6%
Final simplification68.1%
(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) dY.v))
(t_2 (pow (hypot t_0 t_1) 2.0))
(t_3 (* dX.v (floor h)))
(t_4 (pow (hypot (* dX.u (floor w)) t_3) 2.0))
(t_5 (fmax t_4 t_2))
(t_6 (pow (/ (sqrt t_5) t_1) -1.0))
(t_7 (/ t_3 (pow t_5 0.5))))
(if (<= dX.u 2500.0)
(if (>= (pow t_3 2.0) t_2) t_7 t_6)
(if (>= t_4 (pow t_0 2.0)) t_7 t_6))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dY_46_u;
float t_1 = floorf(h) * dY_46_v;
float t_2 = powf(hypotf(t_0, t_1), 2.0f);
float t_3 = dX_46_v * floorf(h);
float t_4 = powf(hypotf((dX_46_u * floorf(w)), t_3), 2.0f);
float t_5 = fmaxf(t_4, t_2);
float t_6 = powf((sqrtf(t_5) / t_1), -1.0f);
float t_7 = t_3 / powf(t_5, 0.5f);
float tmp_1;
if (dX_46_u <= 2500.0f) {
float tmp_2;
if (powf(t_3, 2.0f) >= t_2) {
tmp_2 = t_7;
} else {
tmp_2 = t_6;
}
tmp_1 = tmp_2;
} else if (t_4 >= powf(t_0, 2.0f)) {
tmp_1 = t_7;
} else {
tmp_1 = t_6;
}
return tmp_1;
}
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) * dY_46_v) t_2 = hypot(t_0, t_1) ^ Float32(2.0) t_3 = Float32(dX_46_v * floor(h)) t_4 = hypot(Float32(dX_46_u * floor(w)), t_3) ^ Float32(2.0) t_5 = (t_4 != t_4) ? t_2 : ((t_2 != t_2) ? t_4 : max(t_4, t_2)) t_6 = Float32(sqrt(t_5) / t_1) ^ Float32(-1.0) t_7 = Float32(t_3 / (t_5 ^ Float32(0.5))) tmp_1 = Float32(0.0) if (dX_46_u <= Float32(2500.0)) tmp_2 = Float32(0.0) if ((t_3 ^ Float32(2.0)) >= t_2) tmp_2 = t_7; else tmp_2 = t_6; end tmp_1 = tmp_2; elseif (t_4 >= (t_0 ^ Float32(2.0))) tmp_1 = t_7; else tmp_1 = t_6; end return tmp_1 end
function tmp_4 = 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) * dY_46_v; t_2 = hypot(t_0, t_1) ^ single(2.0); t_3 = dX_46_v * floor(h); t_4 = hypot((dX_46_u * floor(w)), t_3) ^ single(2.0); t_5 = max(t_4, t_2); t_6 = (sqrt(t_5) / t_1) ^ single(-1.0); t_7 = t_3 / (t_5 ^ single(0.5)); tmp_2 = single(0.0); if (dX_46_u <= single(2500.0)) tmp_3 = single(0.0); if ((t_3 ^ single(2.0)) >= t_2) tmp_3 = t_7; else tmp_3 = t_6; end tmp_2 = tmp_3; elseif (t_4 >= (t_0 ^ single(2.0))) tmp_2 = t_7; else tmp_2 = t_6; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := {\left(\mathsf{hypot}\left(t\_0, t\_1\right)\right)}^{2}\\
t_3 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_4 := {\left(\mathsf{hypot}\left(dX.u \cdot \left\lfloorw\right\rfloor, t\_3\right)\right)}^{2}\\
t_5 := \mathsf{max}\left(t\_4, t\_2\right)\\
t_6 := {\left(\frac{\sqrt{t\_5}}{t\_1}\right)}^{-1}\\
t_7 := \frac{t\_3}{{t\_5}^{0.5}}\\
\mathbf{if}\;dX.u \leq 2500:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{t\_3}^{2} \geq t\_2:\\
\;\;\;\;t\_7\\
\mathbf{else}:\\
\;\;\;\;t\_6\\
\end{array}\\
\mathbf{elif}\;t\_4 \geq {t\_0}^{2}:\\
\;\;\;\;t\_7\\
\mathbf{else}:\\
\;\;\;\;t\_6\\
\end{array}
\end{array}
if dX.u < 2500Initial program 78.0%
Simplified78.2%
Applied egg-rr78.2%
Applied egg-rr78.3%
Taylor expanded in w around 0 78.3%
Simplified78.3%
Taylor expanded in dX.u around 0 70.7%
unpow270.5%
unpow270.5%
swap-sqr70.5%
unpow270.5%
Simplified70.7%
if 2500 < dX.u Initial program 64.0%
Simplified64.1%
Applied egg-rr64.3%
Applied egg-rr64.4%
Taylor expanded in w around 0 64.4%
Simplified64.4%
Taylor expanded in dY.u around inf 59.9%
*-commutative59.6%
unpow259.6%
unpow259.6%
swap-sqr59.6%
unpow259.6%
Simplified59.9%
Final simplification68.2%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.u (floor w)))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dY.v))
(t_3 (* dX.v (floor h)))
(t_4
(/
1.0
(sqrt
(fmax (+ (* t_0 t_0) (* t_3 t_3)) (+ (* t_1 t_1) (* t_2 t_2))))))
(t_5 (* t_2 t_4))
(t_6 (* t_3 t_4)))
(if (<= dX.u 2500.0)
(if (>= (pow t_3 2.0) (pow (hypot t_1 t_2) 2.0)) t_6 t_5)
(if (>= (pow (hypot t_0 t_3) 2.0) (pow t_1 2.0)) 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 = dX_46_u * floorf(w);
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dY_46_v;
float t_3 = dX_46_v * floorf(h);
float t_4 = 1.0f / sqrtf(fmaxf(((t_0 * t_0) + (t_3 * t_3)), ((t_1 * t_1) + (t_2 * t_2))));
float t_5 = t_2 * t_4;
float t_6 = t_3 * t_4;
float tmp_1;
if (dX_46_u <= 2500.0f) {
float tmp_2;
if (powf(t_3, 2.0f) >= powf(hypotf(t_1, t_2), 2.0f)) {
tmp_2 = t_6;
} else {
tmp_2 = t_5;
}
tmp_1 = tmp_2;
} else if (powf(hypotf(t_0, t_3), 2.0f) >= powf(t_1, 2.0f)) {
tmp_1 = t_6;
} else {
tmp_1 = t_5;
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_u * floor(w)) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dY_46_v) t_3 = Float32(dX_46_v * floor(h)) t_4 = Float32(Float32(1.0) / sqrt(((Float32(Float32(t_0 * t_0) + Float32(t_3 * t_3)) != Float32(Float32(t_0 * t_0) + Float32(t_3 * t_3))) ? 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_0 * t_0) + Float32(t_3 * t_3)) : max(Float32(Float32(t_0 * t_0) + Float32(t_3 * t_3)), Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2))))))) t_5 = Float32(t_2 * t_4) t_6 = Float32(t_3 * t_4) tmp_1 = Float32(0.0) if (dX_46_u <= Float32(2500.0)) tmp_2 = Float32(0.0) if ((t_3 ^ Float32(2.0)) >= (hypot(t_1, t_2) ^ Float32(2.0))) tmp_2 = t_6; else tmp_2 = t_5; end tmp_1 = tmp_2; elseif ((hypot(t_0, t_3) ^ Float32(2.0)) >= (t_1 ^ Float32(2.0))) tmp_1 = t_6; else tmp_1 = t_5; end return tmp_1 end
function tmp_4 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = dX_46_u * floor(w); t_1 = floor(w) * dY_46_u; t_2 = floor(h) * dY_46_v; t_3 = dX_46_v * floor(h); t_4 = single(1.0) / sqrt(max(((t_0 * t_0) + (t_3 * t_3)), ((t_1 * t_1) + (t_2 * t_2)))); t_5 = t_2 * t_4; t_6 = t_3 * t_4; tmp_2 = single(0.0); if (dX_46_u <= single(2500.0)) tmp_3 = single(0.0); if ((t_3 ^ single(2.0)) >= (hypot(t_1, t_2) ^ single(2.0))) tmp_3 = t_6; else tmp_3 = t_5; end tmp_2 = tmp_3; elseif ((hypot(t_0, t_3) ^ single(2.0)) >= (t_1 ^ single(2.0))) tmp_2 = t_6; else tmp_2 = t_5; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_3 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_4 := \frac{1}{\sqrt{\mathsf{max}\left(t\_0 \cdot t\_0 + t\_3 \cdot t\_3, t\_1 \cdot t\_1 + t\_2 \cdot t\_2\right)}}\\
t_5 := t\_2 \cdot t\_4\\
t_6 := t\_3 \cdot t\_4\\
\mathbf{if}\;dX.u \leq 2500:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{t\_3}^{2} \geq {\left(\mathsf{hypot}\left(t\_1, t\_2\right)\right)}^{2}:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;t\_5\\
\end{array}\\
\mathbf{elif}\;{\left(\mathsf{hypot}\left(t\_0, t\_3\right)\right)}^{2} \geq {t\_1}^{2}:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;t\_5\\
\end{array}
\end{array}
if dX.u < 2500Initial program 78.0%
pow278.0%
Applied egg-rr78.0%
pow278.0%
Applied egg-rr78.0%
Taylor expanded in w around 0 78.0%
Simplified78.0%
Taylor expanded in dX.u around 0 70.5%
unpow270.5%
unpow270.5%
swap-sqr70.5%
unpow270.5%
Simplified70.5%
if 2500 < dX.u Initial program 64.0%
pow264.0%
Applied egg-rr64.0%
pow264.0%
Applied egg-rr64.0%
Taylor expanded in w around 0 64.0%
Simplified64.0%
Taylor expanded in dY.u around inf 59.6%
*-commutative59.6%
unpow259.6%
unpow259.6%
swap-sqr59.6%
unpow259.6%
Simplified59.6%
Final simplification67.9%
(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) dY.v))
(t_2 (* dX.v (floor h)))
(t_3 (* dX.u (floor w)))
(t_4
(/
1.0
(sqrt
(fmax (+ (* t_3 t_3) (* t_2 t_2)) (+ (* t_0 t_0) (* t_1 t_1)))))))
(if (>= (pow t_2 2.0) (pow (hypot t_0 t_1) 2.0)) (* t_2 t_4) (* t_1 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(w) * dY_46_u;
float t_1 = floorf(h) * dY_46_v;
float t_2 = dX_46_v * floorf(h);
float t_3 = dX_46_u * floorf(w);
float t_4 = 1.0f / sqrtf(fmaxf(((t_3 * t_3) + (t_2 * t_2)), ((t_0 * t_0) + (t_1 * t_1))));
float tmp;
if (powf(t_2, 2.0f) >= powf(hypotf(t_0, t_1), 2.0f)) {
tmp = t_2 * t_4;
} else {
tmp = t_1 * t_4;
}
return 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) * dY_46_v) t_2 = Float32(dX_46_v * floor(h)) t_3 = Float32(dX_46_u * floor(w)) t_4 = Float32(Float32(1.0) / sqrt(((Float32(Float32(t_3 * t_3) + Float32(t_2 * t_2)) != Float32(Float32(t_3 * t_3) + Float32(t_2 * t_2))) ? Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) : ((Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) != Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1))) ? Float32(Float32(t_3 * t_3) + Float32(t_2 * t_2)) : max(Float32(Float32(t_3 * t_3) + Float32(t_2 * t_2)), Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1))))))) tmp = Float32(0.0) if ((t_2 ^ Float32(2.0)) >= (hypot(t_0, t_1) ^ Float32(2.0))) tmp = Float32(t_2 * t_4); else tmp = Float32(t_1 * t_4); end return 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) * dY_46_v; t_2 = dX_46_v * floor(h); t_3 = dX_46_u * floor(w); t_4 = single(1.0) / sqrt(max(((t_3 * t_3) + (t_2 * t_2)), ((t_0 * t_0) + (t_1 * t_1)))); tmp = single(0.0); if ((t_2 ^ single(2.0)) >= (hypot(t_0, t_1) ^ single(2.0))) tmp = t_2 * t_4; else tmp = t_1 * t_4; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_3 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_4 := \frac{1}{\sqrt{\mathsf{max}\left(t\_3 \cdot t\_3 + t\_2 \cdot t\_2, t\_0 \cdot t\_0 + t\_1 \cdot t\_1\right)}}\\
\mathbf{if}\;{t\_2}^{2} \geq {\left(\mathsf{hypot}\left(t\_0, t\_1\right)\right)}^{2}:\\
\;\;\;\;t\_2 \cdot t\_4\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot t\_4\\
\end{array}
\end{array}
Initial program 74.7%
pow274.7%
Applied egg-rr74.7%
pow274.7%
Applied egg-rr74.7%
Taylor expanded in w around 0 74.7%
Simplified74.7%
Taylor expanded in dX.u around 0 64.5%
unpow264.5%
unpow264.5%
swap-sqr64.5%
unpow264.5%
Simplified64.5%
Final simplification64.5%
herbie shell --seed 2024041
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:name "Anisotropic x16 LOD (line direction, v)"
: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 (>= (+ (* (* (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 (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 h) dX.v)) (* (/ 1.0 (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 h) dY.v))))