
(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_2) (* t_6 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 = 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_2;
} else {
tmp = t_6 * t_1;
}
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_2); else tmp = Float32(t_6 * t_1); 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_2; else tmp = t_6 * t_1; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_3 := t\_2 \cdot t\_2 + t\_0 \cdot t\_0\\
t_4 := \left\lfloor h\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\_2\\
\mathbf{else}:\\
\;\;\;\;t\_6 \cdot t\_1\\
\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_2) (* t_6 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 = 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_2;
} else {
tmp = t_6 * t_1;
}
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_2); else tmp = Float32(t_6 * t_1); 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_2; else tmp = t_6 * t_1; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_3 := t\_2 \cdot t\_2 + t\_0 \cdot t\_0\\
t_4 := \left\lfloor h\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\_2\\
\mathbf{else}:\\
\;\;\;\;t\_6 \cdot t\_1\\
\end{array}
\end{array}
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (+ (pow t_0 2.0) (pow (* (floor h) dY.v) 2.0)))
(t_2 (* (floor w) dX.u))
(t_3 (+ (pow t_2 2.0) (pow (* (floor h) dX.v) 2.0)))
(t_4 (pow (fmax t_3 t_1) 0.5)))
(if (>= t_3 t_1) (/ t_2 t_4) (/ t_0 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 = powf(t_0, 2.0f) + powf((floorf(h) * dY_46_v), 2.0f);
float t_2 = floorf(w) * dX_46_u;
float t_3 = powf(t_2, 2.0f) + powf((floorf(h) * dX_46_v), 2.0f);
float t_4 = powf(fmaxf(t_3, t_1), 0.5f);
float tmp;
if (t_3 >= t_1) {
tmp = t_2 / t_4;
} else {
tmp = t_0 / 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((t_0 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) t_2 = Float32(floor(w) * dX_46_u) t_3 = Float32((t_2 ^ Float32(2.0)) + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) t_4 = ((t_3 != t_3) ? t_1 : ((t_1 != t_1) ? t_3 : max(t_3, t_1))) ^ Float32(0.5) tmp = Float32(0.0) if (t_3 >= t_1) tmp = Float32(t_2 / t_4); else tmp = Float32(t_0 / 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 = (t_0 ^ single(2.0)) + ((floor(h) * dY_46_v) ^ single(2.0)); t_2 = floor(w) * dX_46_u; t_3 = (t_2 ^ single(2.0)) + ((floor(h) * dX_46_v) ^ single(2.0)); t_4 = max(t_3, t_1) ^ single(0.5); tmp = single(0.0); if (t_3 >= t_1) tmp = t_2 / t_4; else tmp = t_0 / t_4; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := {t\_0}^{2} + {\left(\left\lfloor h\right\rfloor \cdot dY.v\right)}^{2}\\
t_2 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_3 := {t\_2}^{2} + {\left(\left\lfloor h\right\rfloor \cdot dX.v\right)}^{2}\\
t_4 := {\left(\mathsf{max}\left(t\_3, t\_1\right)\right)}^{0.5}\\
\mathbf{if}\;t\_3 \geq t\_1:\\
\;\;\;\;\frac{t\_2}{t\_4}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_0}{t\_4}\\
\end{array}
\end{array}
Initial program 75.4%
Simplified75.4%
Applied egg-rr75.6%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dX.u))
(t_1 (* (floor w) dY.u))
(t_2 (pow t_1 2.0))
(t_3 (+ (pow t_0 2.0) (pow (* (floor h) dX.v) 2.0)))
(t_4 (* (floor h) dY.v))
(t_5 (+ t_2 (pow t_4 2.0)))
(t_6 (pow (fmax t_3 t_5) 0.5))
(t_7 (/ t_1 t_6)))
(if (<= dX.v 0.0020000000949949026)
(if (>= t_3 t_5)
(/
t_0
(pow
(fmax
(* dX.u (* dX.u (pow (floor w) 2.0)))
(+ t_2 (pow (exp 2.0) (log t_4))))
0.5))
t_7)
(if (>= (* (* dX.v dX.v) (pow (floor h) 2.0)) t_5) (/ t_0 t_6) 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(w) * dX_46_u;
float t_1 = floorf(w) * dY_46_u;
float t_2 = powf(t_1, 2.0f);
float t_3 = powf(t_0, 2.0f) + powf((floorf(h) * dX_46_v), 2.0f);
float t_4 = floorf(h) * dY_46_v;
float t_5 = t_2 + powf(t_4, 2.0f);
float t_6 = powf(fmaxf(t_3, t_5), 0.5f);
float t_7 = t_1 / t_6;
float tmp_1;
if (dX_46_v <= 0.0020000000949949026f) {
float tmp_2;
if (t_3 >= t_5) {
tmp_2 = t_0 / powf(fmaxf((dX_46_u * (dX_46_u * powf(floorf(w), 2.0f))), (t_2 + powf(expf(2.0f), logf(t_4)))), 0.5f);
} else {
tmp_2 = t_7;
}
tmp_1 = tmp_2;
} else if (((dX_46_v * dX_46_v) * powf(floorf(h), 2.0f)) >= t_5) {
tmp_1 = t_0 / t_6;
} else {
tmp_1 = t_7;
}
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) * dX_46_u) t_1 = Float32(floor(w) * dY_46_u) t_2 = t_1 ^ Float32(2.0) t_3 = Float32((t_0 ^ Float32(2.0)) + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) t_4 = Float32(floor(h) * dY_46_v) t_5 = Float32(t_2 + (t_4 ^ Float32(2.0))) t_6 = ((t_3 != t_3) ? t_5 : ((t_5 != t_5) ? t_3 : max(t_3, t_5))) ^ Float32(0.5) t_7 = Float32(t_1 / t_6) tmp_1 = Float32(0.0) if (dX_46_v <= Float32(0.0020000000949949026)) tmp_2 = Float32(0.0) if (t_3 >= t_5) tmp_2 = Float32(t_0 / (((Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))) != Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0))))) ? Float32(t_2 + (exp(Float32(2.0)) ^ log(t_4))) : ((Float32(t_2 + (exp(Float32(2.0)) ^ log(t_4))) != Float32(t_2 + (exp(Float32(2.0)) ^ log(t_4)))) ? Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))) : max(Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))), Float32(t_2 + (exp(Float32(2.0)) ^ log(t_4)))))) ^ Float32(0.5))); else tmp_2 = t_7; end tmp_1 = tmp_2; elseif (Float32(Float32(dX_46_v * dX_46_v) * (floor(h) ^ Float32(2.0))) >= t_5) tmp_1 = Float32(t_0 / t_6); else tmp_1 = t_7; 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) * dX_46_u; t_1 = floor(w) * dY_46_u; t_2 = t_1 ^ single(2.0); t_3 = (t_0 ^ single(2.0)) + ((floor(h) * dX_46_v) ^ single(2.0)); t_4 = floor(h) * dY_46_v; t_5 = t_2 + (t_4 ^ single(2.0)); t_6 = max(t_3, t_5) ^ single(0.5); t_7 = t_1 / t_6; tmp_2 = single(0.0); if (dX_46_v <= single(0.0020000000949949026)) tmp_3 = single(0.0); if (t_3 >= t_5) tmp_3 = t_0 / (max((dX_46_u * (dX_46_u * (floor(w) ^ single(2.0)))), (t_2 + (exp(single(2.0)) ^ log(t_4)))) ^ single(0.5)); else tmp_3 = t_7; end tmp_2 = tmp_3; elseif (((dX_46_v * dX_46_v) * (floor(h) ^ single(2.0))) >= t_5) tmp_2 = t_0 / t_6; else tmp_2 = t_7; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := {t\_1}^{2}\\
t_3 := {t\_0}^{2} + {\left(\left\lfloor h\right\rfloor \cdot dX.v\right)}^{2}\\
t_4 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_5 := t\_2 + {t\_4}^{2}\\
t_6 := {\left(\mathsf{max}\left(t\_3, t\_5\right)\right)}^{0.5}\\
t_7 := \frac{t\_1}{t\_6}\\
\mathbf{if}\;dX.v \leq 0.0020000000949949026:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_3 \geq t\_5:\\
\;\;\;\;\frac{t\_0}{{\left(\mathsf{max}\left(dX.u \cdot \left(dX.u \cdot {\left(\left\lfloor w\right\rfloor \right)}^{2}\right), t\_2 + {\left(e^{2}\right)}^{\log t\_4}\right)\right)}^{0.5}}\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}\\
\mathbf{elif}\;\left(dX.v \cdot dX.v\right) \cdot {\left(\left\lfloor h\right\rfloor \right)}^{2} \geq t\_5:\\
\;\;\;\;\frac{t\_0}{t\_6}\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}
\end{array}
if dX.v < 0.00200000009Initial program 79.1%
Simplified78.9%
Applied egg-rr79.1%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3267.1%
Simplified67.1%
pow-to-expN/A
*-commutativeN/A
exp-prodN/A
unpow1N/A
pow-to-expN/A
rem-log-expN/A
pow-lowering-pow.f32N/A
exp-lowering-exp.f32N/A
rem-log-expN/A
pow-to-expN/A
unpow1N/A
log-lowering-log.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3266.6%
Applied egg-rr66.6%
if 0.00200000009 < dX.v Initial program 68.0%
Simplified68.3%
Applied egg-rr68.3%
Taylor expanded in dX.u around 0
*-lowering-*.f32N/A
unpow2N/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3266.2%
Simplified66.2%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (* dX.v dX.v) (pow (floor h) 2.0)))
(t_1 (* (floor w) dY.u))
(t_2 (+ (pow t_1 2.0) (pow (* (floor h) dY.v) 2.0)))
(t_3 (* (floor w) dX.u))
(t_4 (+ (pow t_3 2.0) (pow (* (floor h) dX.v) 2.0)))
(t_5 (pow (fmax t_4 t_2) 0.5)))
(if (<= dX.v 0.0020000000949949026)
(if (>= t_4 t_2)
(/ t_3 (pow (fmax (* dX.u (* dX.u (pow (floor w) 2.0))) t_2) 0.5))
(/ t_1 (pow (fmax t_0 t_2) 0.5)))
(if (>= t_0 t_2) (/ t_3 t_5) (/ t_1 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 * dX_46_v) * powf(floorf(h), 2.0f);
float t_1 = floorf(w) * dY_46_u;
float t_2 = powf(t_1, 2.0f) + powf((floorf(h) * dY_46_v), 2.0f);
float t_3 = floorf(w) * dX_46_u;
float t_4 = powf(t_3, 2.0f) + powf((floorf(h) * dX_46_v), 2.0f);
float t_5 = powf(fmaxf(t_4, t_2), 0.5f);
float tmp_1;
if (dX_46_v <= 0.0020000000949949026f) {
float tmp_2;
if (t_4 >= t_2) {
tmp_2 = t_3 / powf(fmaxf((dX_46_u * (dX_46_u * powf(floorf(w), 2.0f))), t_2), 0.5f);
} else {
tmp_2 = t_1 / powf(fmaxf(t_0, t_2), 0.5f);
}
tmp_1 = tmp_2;
} else if (t_0 >= t_2) {
tmp_1 = t_3 / t_5;
} else {
tmp_1 = t_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(Float32(dX_46_v * dX_46_v) * (floor(h) ^ Float32(2.0))) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32((t_1 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) t_3 = Float32(floor(w) * dX_46_u) t_4 = Float32((t_3 ^ Float32(2.0)) + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) t_5 = ((t_4 != t_4) ? t_2 : ((t_2 != t_2) ? t_4 : max(t_4, t_2))) ^ Float32(0.5) tmp_1 = Float32(0.0) if (dX_46_v <= Float32(0.0020000000949949026)) tmp_2 = Float32(0.0) if (t_4 >= t_2) tmp_2 = Float32(t_3 / (((Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))) != Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0))))) ? t_2 : ((t_2 != t_2) ? Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))) : max(Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))), t_2))) ^ Float32(0.5))); else tmp_2 = Float32(t_1 / (((t_0 != t_0) ? t_2 : ((t_2 != t_2) ? t_0 : max(t_0, t_2))) ^ Float32(0.5))); end tmp_1 = tmp_2; elseif (t_0 >= t_2) tmp_1 = Float32(t_3 / t_5); else tmp_1 = Float32(t_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_v * dX_46_v) * (floor(h) ^ single(2.0)); t_1 = floor(w) * dY_46_u; t_2 = (t_1 ^ single(2.0)) + ((floor(h) * dY_46_v) ^ single(2.0)); t_3 = floor(w) * dX_46_u; t_4 = (t_3 ^ single(2.0)) + ((floor(h) * dX_46_v) ^ single(2.0)); t_5 = max(t_4, t_2) ^ single(0.5); tmp_2 = single(0.0); if (dX_46_v <= single(0.0020000000949949026)) tmp_3 = single(0.0); if (t_4 >= t_2) tmp_3 = t_3 / (max((dX_46_u * (dX_46_u * (floor(w) ^ single(2.0)))), t_2) ^ single(0.5)); else tmp_3 = t_1 / (max(t_0, t_2) ^ single(0.5)); end tmp_2 = tmp_3; elseif (t_0 >= t_2) tmp_2 = t_3 / t_5; else tmp_2 = t_1 / t_5; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left(dX.v \cdot dX.v\right) \cdot {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := {t\_1}^{2} + {\left(\left\lfloor h\right\rfloor \cdot dY.v\right)}^{2}\\
t_3 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_4 := {t\_3}^{2} + {\left(\left\lfloor h\right\rfloor \cdot dX.v\right)}^{2}\\
t_5 := {\left(\mathsf{max}\left(t\_4, t\_2\right)\right)}^{0.5}\\
\mathbf{if}\;dX.v \leq 0.0020000000949949026:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_4 \geq t\_2:\\
\;\;\;\;\frac{t\_3}{{\left(\mathsf{max}\left(dX.u \cdot \left(dX.u \cdot {\left(\left\lfloor w\right\rfloor \right)}^{2}\right), t\_2\right)\right)}^{0.5}}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_1}{{\left(\mathsf{max}\left(t\_0, t\_2\right)\right)}^{0.5}}\\
\end{array}\\
\mathbf{elif}\;t\_0 \geq t\_2:\\
\;\;\;\;\frac{t\_3}{t\_5}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_1}{t\_5}\\
\end{array}
\end{array}
if dX.v < 0.00200000009Initial program 79.1%
Simplified78.9%
Applied egg-rr79.1%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3267.1%
Simplified67.1%
Taylor expanded in dX.u around 0
*-lowering-*.f32N/A
unpow2N/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3267.1%
Simplified67.1%
if 0.00200000009 < dX.v Initial program 68.0%
Simplified68.3%
Applied egg-rr68.3%
Taylor expanded in dX.u around 0
*-lowering-*.f32N/A
unpow2N/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3266.2%
Simplified66.2%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (+ (pow t_0 2.0) (pow (* (floor h) dY.v) 2.0)))
(t_2 (* (* dX.v dX.v) (pow (floor h) 2.0)))
(t_3 (* (floor w) dX.u))
(t_4 (pow t_3 2.0))
(t_5 (pow (fmax (+ t_4 (pow (* (floor h) dX.v) 2.0)) t_1) 0.5))
(t_6 (/ t_3 t_5)))
(if (<= dX.v 0.0020000000949949026)
(if (>= t_4 t_1) t_6 (/ t_0 (pow (fmax t_2 t_1) 0.5)))
(if (>= t_2 t_1) t_6 (/ t_0 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(w) * dY_46_u;
float t_1 = powf(t_0, 2.0f) + powf((floorf(h) * dY_46_v), 2.0f);
float t_2 = (dX_46_v * dX_46_v) * powf(floorf(h), 2.0f);
float t_3 = floorf(w) * dX_46_u;
float t_4 = powf(t_3, 2.0f);
float t_5 = powf(fmaxf((t_4 + powf((floorf(h) * dX_46_v), 2.0f)), t_1), 0.5f);
float t_6 = t_3 / t_5;
float tmp_1;
if (dX_46_v <= 0.0020000000949949026f) {
float tmp_2;
if (t_4 >= t_1) {
tmp_2 = t_6;
} else {
tmp_2 = t_0 / powf(fmaxf(t_2, t_1), 0.5f);
}
tmp_1 = tmp_2;
} else if (t_2 >= t_1) {
tmp_1 = t_6;
} else {
tmp_1 = t_0 / 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(floor(w) * dY_46_u) t_1 = Float32((t_0 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) t_2 = Float32(Float32(dX_46_v * dX_46_v) * (floor(h) ^ Float32(2.0))) t_3 = Float32(floor(w) * dX_46_u) t_4 = t_3 ^ Float32(2.0) t_5 = ((Float32(t_4 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) != Float32(t_4 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0)))) ? t_1 : ((t_1 != t_1) ? Float32(t_4 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) : max(Float32(t_4 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))), t_1))) ^ Float32(0.5) t_6 = Float32(t_3 / t_5) tmp_1 = Float32(0.0) if (dX_46_v <= Float32(0.0020000000949949026)) tmp_2 = Float32(0.0) if (t_4 >= t_1) tmp_2 = t_6; else tmp_2 = Float32(t_0 / (((t_2 != t_2) ? t_1 : ((t_1 != t_1) ? t_2 : max(t_2, t_1))) ^ Float32(0.5))); end tmp_1 = tmp_2; elseif (t_2 >= t_1) tmp_1 = t_6; else tmp_1 = Float32(t_0 / 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 = floor(w) * dY_46_u; t_1 = (t_0 ^ single(2.0)) + ((floor(h) * dY_46_v) ^ single(2.0)); t_2 = (dX_46_v * dX_46_v) * (floor(h) ^ single(2.0)); t_3 = floor(w) * dX_46_u; t_4 = t_3 ^ single(2.0); t_5 = max((t_4 + ((floor(h) * dX_46_v) ^ single(2.0))), t_1) ^ single(0.5); t_6 = t_3 / t_5; tmp_2 = single(0.0); if (dX_46_v <= single(0.0020000000949949026)) tmp_3 = single(0.0); if (t_4 >= t_1) tmp_3 = t_6; else tmp_3 = t_0 / (max(t_2, t_1) ^ single(0.5)); end tmp_2 = tmp_3; elseif (t_2 >= t_1) tmp_2 = t_6; else tmp_2 = t_0 / t_5; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := {t\_0}^{2} + {\left(\left\lfloor h\right\rfloor \cdot dY.v\right)}^{2}\\
t_2 := \left(dX.v \cdot dX.v\right) \cdot {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_3 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_4 := {t\_3}^{2}\\
t_5 := {\left(\mathsf{max}\left(t\_4 + {\left(\left\lfloor h\right\rfloor \cdot dX.v\right)}^{2}, t\_1\right)\right)}^{0.5}\\
t_6 := \frac{t\_3}{t\_5}\\
\mathbf{if}\;dX.v \leq 0.0020000000949949026:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_4 \geq t\_1:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_0}{{\left(\mathsf{max}\left(t\_2, t\_1\right)\right)}^{0.5}}\\
\end{array}\\
\mathbf{elif}\;t\_2 \geq t\_1:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_0}{t\_5}\\
\end{array}
\end{array}
if dX.v < 0.00200000009Initial program 79.1%
Simplified78.9%
Applied egg-rr79.1%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3269.7%
Simplified69.7%
associate-*r*N/A
pow2N/A
unpow-prod-downN/A
*-commutativeN/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3269.7%
Applied egg-rr69.7%
Taylor expanded in dX.u around 0
*-lowering-*.f32N/A
unpow2N/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3269.7%
Simplified69.7%
if 0.00200000009 < dX.v Initial program 68.0%
Simplified68.3%
Applied egg-rr68.3%
Taylor expanded in dX.u around 0
*-lowering-*.f32N/A
unpow2N/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3266.2%
Simplified66.2%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* (floor w) dX.u))
(t_2 (+ (pow t_0 2.0) (pow (* (floor h) dY.v) 2.0)))
(t_3 (pow t_1 2.0))
(t_4 (pow (fmax (+ t_3 (pow (* (floor h) dX.v) 2.0)) t_2) 0.5)))
(if (>= t_3 t_2) (/ t_1 t_4) (/ t_0 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(w) * dX_46_u;
float t_2 = powf(t_0, 2.0f) + powf((floorf(h) * dY_46_v), 2.0f);
float t_3 = powf(t_1, 2.0f);
float t_4 = powf(fmaxf((t_3 + powf((floorf(h) * dX_46_v), 2.0f)), t_2), 0.5f);
float tmp;
if (t_3 >= t_2) {
tmp = t_1 / t_4;
} else {
tmp = t_0 / 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(w) * dX_46_u) t_2 = Float32((t_0 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) t_3 = t_1 ^ Float32(2.0) t_4 = ((Float32(t_3 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) != Float32(t_3 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0)))) ? t_2 : ((t_2 != t_2) ? Float32(t_3 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) : max(Float32(t_3 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))), t_2))) ^ Float32(0.5) tmp = Float32(0.0) if (t_3 >= t_2) tmp = Float32(t_1 / t_4); else tmp = Float32(t_0 / 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(w) * dX_46_u; t_2 = (t_0 ^ single(2.0)) + ((floor(h) * dY_46_v) ^ single(2.0)); t_3 = t_1 ^ single(2.0); t_4 = max((t_3 + ((floor(h) * dX_46_v) ^ single(2.0))), t_2) ^ single(0.5); tmp = single(0.0); if (t_3 >= t_2) tmp = t_1 / t_4; else tmp = t_0 / t_4; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_2 := {t\_0}^{2} + {\left(\left\lfloor h\right\rfloor \cdot dY.v\right)}^{2}\\
t_3 := {t\_1}^{2}\\
t_4 := {\left(\mathsf{max}\left(t\_3 + {\left(\left\lfloor h\right\rfloor \cdot dX.v\right)}^{2}, t\_2\right)\right)}^{0.5}\\
\mathbf{if}\;t\_3 \geq t\_2:\\
\;\;\;\;\frac{t\_1}{t\_4}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_0}{t\_4}\\
\end{array}
\end{array}
Initial program 75.4%
Simplified75.4%
Applied egg-rr75.6%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3260.4%
Simplified60.4%
associate-*r*N/A
pow2N/A
unpow-prod-downN/A
*-commutativeN/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3260.4%
Applied egg-rr60.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* (floor w) dX.u))
(t_2 (pow t_1 2.0))
(t_3 (+ (pow t_0 2.0) (pow (* (floor h) dY.v) 2.0))))
(if (>= t_2 t_3)
(/ t_1 (pow (fmax (+ t_2 (pow (* (floor h) dX.v) 2.0)) t_3) 0.5))
(/ t_0 (pow (fmax (* (* dX.v dX.v) (pow (floor h) 2.0)) t_3) 0.5)))))
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(w) * dY_46_u;
float t_1 = floorf(w) * dX_46_u;
float t_2 = powf(t_1, 2.0f);
float t_3 = powf(t_0, 2.0f) + powf((floorf(h) * dY_46_v), 2.0f);
float tmp;
if (t_2 >= t_3) {
tmp = t_1 / powf(fmaxf((t_2 + powf((floorf(h) * dX_46_v), 2.0f)), t_3), 0.5f);
} else {
tmp = t_0 / powf(fmaxf(((dX_46_v * dX_46_v) * powf(floorf(h), 2.0f)), t_3), 0.5f);
}
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(w) * dX_46_u) t_2 = t_1 ^ Float32(2.0) t_3 = Float32((t_0 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) tmp = Float32(0.0) if (t_2 >= t_3) tmp = Float32(t_1 / (((Float32(t_2 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) != Float32(t_2 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0)))) ? t_3 : ((t_3 != t_3) ? Float32(t_2 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) : max(Float32(t_2 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))), t_3))) ^ Float32(0.5))); else tmp = Float32(t_0 / (((Float32(Float32(dX_46_v * dX_46_v) * (floor(h) ^ Float32(2.0))) != Float32(Float32(dX_46_v * dX_46_v) * (floor(h) ^ Float32(2.0)))) ? t_3 : ((t_3 != t_3) ? Float32(Float32(dX_46_v * dX_46_v) * (floor(h) ^ Float32(2.0))) : max(Float32(Float32(dX_46_v * dX_46_v) * (floor(h) ^ Float32(2.0))), t_3))) ^ Float32(0.5))); 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 = floor(w) * dY_46_u; t_1 = floor(w) * dX_46_u; t_2 = t_1 ^ single(2.0); t_3 = (t_0 ^ single(2.0)) + ((floor(h) * dY_46_v) ^ single(2.0)); tmp = single(0.0); if (t_2 >= t_3) tmp = t_1 / (max((t_2 + ((floor(h) * dX_46_v) ^ single(2.0))), t_3) ^ single(0.5)); else tmp = t_0 / (max(((dX_46_v * dX_46_v) * (floor(h) ^ single(2.0))), t_3) ^ single(0.5)); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_2 := {t\_1}^{2}\\
t_3 := {t\_0}^{2} + {\left(\left\lfloor h\right\rfloor \cdot dY.v\right)}^{2}\\
\mathbf{if}\;t\_2 \geq t\_3:\\
\;\;\;\;\frac{t\_1}{{\left(\mathsf{max}\left(t\_2 + {\left(\left\lfloor h\right\rfloor \cdot dX.v\right)}^{2}, t\_3\right)\right)}^{0.5}}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_0}{{\left(\mathsf{max}\left(\left(dX.v \cdot dX.v\right) \cdot {\left(\left\lfloor h\right\rfloor \right)}^{2}, t\_3\right)\right)}^{0.5}}\\
\end{array}
\end{array}
Initial program 75.4%
Simplified75.4%
Applied egg-rr75.6%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3260.4%
Simplified60.4%
associate-*r*N/A
pow2N/A
unpow-prod-downN/A
*-commutativeN/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3260.4%
Applied egg-rr60.4%
Taylor expanded in dX.u around 0
*-lowering-*.f32N/A
unpow2N/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3260.4%
Simplified60.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* (floor w) dX.u))
(t_2 (pow t_1 2.0))
(t_3 (+ (pow t_0 2.0) (pow (* (floor h) dY.v) 2.0))))
(if (>= t_2 t_3)
(/ t_1 (pow (fmax (+ t_2 (pow (* (floor h) dX.v) 2.0)) t_3) 0.5))
(/ t_0 (pow (fmax (* dX.u (* dX.u (pow (floor w) 2.0))) t_3) 0.5)))))
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(w) * dY_46_u;
float t_1 = floorf(w) * dX_46_u;
float t_2 = powf(t_1, 2.0f);
float t_3 = powf(t_0, 2.0f) + powf((floorf(h) * dY_46_v), 2.0f);
float tmp;
if (t_2 >= t_3) {
tmp = t_1 / powf(fmaxf((t_2 + powf((floorf(h) * dX_46_v), 2.0f)), t_3), 0.5f);
} else {
tmp = t_0 / powf(fmaxf((dX_46_u * (dX_46_u * powf(floorf(w), 2.0f))), t_3), 0.5f);
}
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(w) * dX_46_u) t_2 = t_1 ^ Float32(2.0) t_3 = Float32((t_0 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) tmp = Float32(0.0) if (t_2 >= t_3) tmp = Float32(t_1 / (((Float32(t_2 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) != Float32(t_2 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0)))) ? t_3 : ((t_3 != t_3) ? Float32(t_2 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) : max(Float32(t_2 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))), t_3))) ^ Float32(0.5))); else tmp = Float32(t_0 / (((Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))) != Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0))))) ? t_3 : ((t_3 != t_3) ? Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))) : max(Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))), t_3))) ^ Float32(0.5))); 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 = floor(w) * dY_46_u; t_1 = floor(w) * dX_46_u; t_2 = t_1 ^ single(2.0); t_3 = (t_0 ^ single(2.0)) + ((floor(h) * dY_46_v) ^ single(2.0)); tmp = single(0.0); if (t_2 >= t_3) tmp = t_1 / (max((t_2 + ((floor(h) * dX_46_v) ^ single(2.0))), t_3) ^ single(0.5)); else tmp = t_0 / (max((dX_46_u * (dX_46_u * (floor(w) ^ single(2.0)))), t_3) ^ single(0.5)); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_2 := {t\_1}^{2}\\
t_3 := {t\_0}^{2} + {\left(\left\lfloor h\right\rfloor \cdot dY.v\right)}^{2}\\
\mathbf{if}\;t\_2 \geq t\_3:\\
\;\;\;\;\frac{t\_1}{{\left(\mathsf{max}\left(t\_2 + {\left(\left\lfloor h\right\rfloor \cdot dX.v\right)}^{2}, t\_3\right)\right)}^{0.5}}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_0}{{\left(\mathsf{max}\left(dX.u \cdot \left(dX.u \cdot {\left(\left\lfloor w\right\rfloor \right)}^{2}\right), t\_3\right)\right)}^{0.5}}\\
\end{array}
\end{array}
Initial program 75.4%
Simplified75.4%
Applied egg-rr75.6%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3260.4%
Simplified60.4%
associate-*r*N/A
pow2N/A
unpow-prod-downN/A
*-commutativeN/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3260.4%
Applied egg-rr60.4%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3260.0%
Simplified60.0%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* (floor w) dX.u))
(t_2 (pow t_1 2.0))
(t_3 (+ (pow t_0 2.0) (pow (* (floor h) dY.v) 2.0))))
(if (>= t_2 t_3)
(/ t_1 (pow (fmax (* dX.u (* dX.u (pow (floor w) 2.0))) t_3) 0.5))
(/ t_0 (pow (fmax (+ t_2 (pow (* (floor h) dX.v) 2.0)) t_3) 0.5)))))
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(w) * dY_46_u;
float t_1 = floorf(w) * dX_46_u;
float t_2 = powf(t_1, 2.0f);
float t_3 = powf(t_0, 2.0f) + powf((floorf(h) * dY_46_v), 2.0f);
float tmp;
if (t_2 >= t_3) {
tmp = t_1 / powf(fmaxf((dX_46_u * (dX_46_u * powf(floorf(w), 2.0f))), t_3), 0.5f);
} else {
tmp = t_0 / powf(fmaxf((t_2 + powf((floorf(h) * dX_46_v), 2.0f)), t_3), 0.5f);
}
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(w) * dX_46_u) t_2 = t_1 ^ Float32(2.0) t_3 = Float32((t_0 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) tmp = Float32(0.0) if (t_2 >= t_3) tmp = Float32(t_1 / (((Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))) != Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0))))) ? t_3 : ((t_3 != t_3) ? Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))) : max(Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))), t_3))) ^ Float32(0.5))); else tmp = Float32(t_0 / (((Float32(t_2 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) != Float32(t_2 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0)))) ? t_3 : ((t_3 != t_3) ? Float32(t_2 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) : max(Float32(t_2 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))), t_3))) ^ Float32(0.5))); 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 = floor(w) * dY_46_u; t_1 = floor(w) * dX_46_u; t_2 = t_1 ^ single(2.0); t_3 = (t_0 ^ single(2.0)) + ((floor(h) * dY_46_v) ^ single(2.0)); tmp = single(0.0); if (t_2 >= t_3) tmp = t_1 / (max((dX_46_u * (dX_46_u * (floor(w) ^ single(2.0)))), t_3) ^ single(0.5)); else tmp = t_0 / (max((t_2 + ((floor(h) * dX_46_v) ^ single(2.0))), t_3) ^ single(0.5)); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_2 := {t\_1}^{2}\\
t_3 := {t\_0}^{2} + {\left(\left\lfloor h\right\rfloor \cdot dY.v\right)}^{2}\\
\mathbf{if}\;t\_2 \geq t\_3:\\
\;\;\;\;\frac{t\_1}{{\left(\mathsf{max}\left(dX.u \cdot \left(dX.u \cdot {\left(\left\lfloor w\right\rfloor \right)}^{2}\right), t\_3\right)\right)}^{0.5}}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_0}{{\left(\mathsf{max}\left(t\_2 + {\left(\left\lfloor h\right\rfloor \cdot dX.v\right)}^{2}, t\_3\right)\right)}^{0.5}}\\
\end{array}
\end{array}
Initial program 75.4%
Simplified75.4%
Applied egg-rr75.6%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3260.4%
Simplified60.4%
associate-*r*N/A
pow2N/A
unpow-prod-downN/A
*-commutativeN/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3260.4%
Applied egg-rr60.4%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3256.7%
Simplified56.7%
herbie shell --seed 2024163
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:name "Anisotropic x16 LOD (line direction, u)"
: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 w) dX.u)) (* (/ 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 w) dY.u))))