
(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\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\_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\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\_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 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))))
(if (>= t_3 t_5)
(/
1.0
(/
(pow
(fmax (+ (pow t_2 2.0) (pow t_0 2.0)) (+ (pow t_1 2.0) (pow t_4 2.0)))
0.5)
t_2))
(* t_1 (/ 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 = 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 tmp;
if (t_3 >= t_5) {
tmp = 1.0f / (powf(fmaxf((powf(t_2, 2.0f) + powf(t_0, 2.0f)), (powf(t_1, 2.0f) + powf(t_4, 2.0f))), 0.5f) / t_2);
} else {
tmp = t_1 * (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(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)) tmp = Float32(0.0) if (t_3 >= t_5) tmp = Float32(Float32(1.0) / Float32((((Float32((t_2 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) != Float32((t_2 ^ Float32(2.0)) + (t_0 ^ Float32(2.0)))) ? Float32((t_1 ^ Float32(2.0)) + (t_4 ^ Float32(2.0))) : ((Float32((t_1 ^ Float32(2.0)) + (t_4 ^ Float32(2.0))) != Float32((t_1 ^ Float32(2.0)) + (t_4 ^ Float32(2.0)))) ? Float32((t_2 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) : max(Float32((t_2 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))), Float32((t_1 ^ Float32(2.0)) + (t_4 ^ Float32(2.0)))))) ^ Float32(0.5)) / t_2)); else tmp = Float32(t_1 * 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 = 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); tmp = single(0.0); if (t_3 >= t_5) tmp = single(1.0) / ((max(((t_2 ^ single(2.0)) + (t_0 ^ single(2.0))), ((t_1 ^ single(2.0)) + (t_4 ^ single(2.0)))) ^ single(0.5)) / t_2); else tmp = t_1 * (single(1.0) / sqrt(max(t_3, t_5))); 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\\
\mathbf{if}\;t\_3 \geq t\_5:\\
\;\;\;\;\frac{1}{\frac{{\left(\mathsf{max}\left({t\_2}^{2} + {t\_0}^{2}, {t\_1}^{2} + {t\_4}^{2}\right)\right)}^{0.5}}{t\_2}}\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_5\right)}}\\
\end{array}
\end{array}
Initial program 78.5%
Applied egg-rr78.6%
Final simplification78.6%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (+ (pow (* (floor w) dY.u) 2.0) (pow (* (floor h) dY.v) 2.0)))
(t_1 (* (floor w) dX.u))
(t_2 (+ (pow t_1 2.0) (pow (* (floor h) dX.v) 2.0)))
(t_3 (pow (fmax t_2 t_0) 0.5)))
(if (>= t_2 t_0) (/ t_1 t_3) (/ (floor w) (/ t_3 dY.u)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = powf((floorf(w) * dY_46_u), 2.0f) + powf((floorf(h) * dY_46_v), 2.0f);
float t_1 = floorf(w) * dX_46_u;
float t_2 = powf(t_1, 2.0f) + powf((floorf(h) * dX_46_v), 2.0f);
float t_3 = powf(fmaxf(t_2, t_0), 0.5f);
float tmp;
if (t_2 >= t_0) {
tmp = t_1 / t_3;
} else {
tmp = floorf(w) / (t_3 / dY_46_u);
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32((Float32(floor(w) * dY_46_u) ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) t_1 = Float32(floor(w) * dX_46_u) t_2 = Float32((t_1 ^ Float32(2.0)) + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) t_3 = ((t_2 != t_2) ? t_0 : ((t_0 != t_0) ? t_2 : max(t_2, t_0))) ^ Float32(0.5) tmp = Float32(0.0) if (t_2 >= t_0) tmp = Float32(t_1 / t_3); else tmp = Float32(floor(w) / Float32(t_3 / dY_46_u)); 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) ^ single(2.0)) + ((floor(h) * dY_46_v) ^ single(2.0)); t_1 = floor(w) * dX_46_u; t_2 = (t_1 ^ single(2.0)) + ((floor(h) * dX_46_v) ^ single(2.0)); t_3 = max(t_2, t_0) ^ single(0.5); tmp = single(0.0); if (t_2 >= t_0) tmp = t_1 / t_3; else tmp = floor(w) / (t_3 / dY_46_u); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloorw\right\rfloor \cdot dY.u\right)}^{2} + {\left(\left\lfloorh\right\rfloor \cdot dY.v\right)}^{2}\\
t_1 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_2 := {t\_1}^{2} + {\left(\left\lfloorh\right\rfloor \cdot dX.v\right)}^{2}\\
t_3 := {\left(\mathsf{max}\left(t\_2, t\_0\right)\right)}^{0.5}\\
\mathbf{if}\;t\_2 \geq t\_0:\\
\;\;\;\;\frac{t\_1}{t\_3}\\
\mathbf{else}:\\
\;\;\;\;\frac{\left\lfloorw\right\rfloor}{\frac{t\_3}{dY.u}}\\
\end{array}
\end{array}
Initial program 78.5%
Simplified78.6%
Applied egg-rr78.6%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (+ (pow (* (floor w) dY.u) 2.0) (pow (* (floor h) dY.v) 2.0)))
(t_1 (+ (pow (* (floor w) dX.u) 2.0) (pow (* (floor h) dX.v) 2.0)))
(t_2 (pow (fmax t_1 t_0) 0.5)))
(if (>= t_1 t_0) (/ dX.u (/ t_2 (floor w))) (/ (floor w) (/ t_2 dY.u)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = powf((floorf(w) * dY_46_u), 2.0f) + powf((floorf(h) * dY_46_v), 2.0f);
float t_1 = powf((floorf(w) * dX_46_u), 2.0f) + powf((floorf(h) * dX_46_v), 2.0f);
float t_2 = powf(fmaxf(t_1, t_0), 0.5f);
float tmp;
if (t_1 >= t_0) {
tmp = dX_46_u / (t_2 / floorf(w));
} else {
tmp = floorf(w) / (t_2 / dY_46_u);
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32((Float32(floor(w) * dY_46_u) ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) t_1 = Float32((Float32(floor(w) * dX_46_u) ^ Float32(2.0)) + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) t_2 = ((t_1 != t_1) ? t_0 : ((t_0 != t_0) ? t_1 : max(t_1, t_0))) ^ Float32(0.5) tmp = Float32(0.0) if (t_1 >= t_0) tmp = Float32(dX_46_u / Float32(t_2 / floor(w))); else tmp = Float32(floor(w) / Float32(t_2 / dY_46_u)); 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) ^ single(2.0)) + ((floor(h) * dY_46_v) ^ single(2.0)); t_1 = ((floor(w) * dX_46_u) ^ single(2.0)) + ((floor(h) * dX_46_v) ^ single(2.0)); t_2 = max(t_1, t_0) ^ single(0.5); tmp = single(0.0); if (t_1 >= t_0) tmp = dX_46_u / (t_2 / floor(w)); else tmp = floor(w) / (t_2 / dY_46_u); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloorw\right\rfloor \cdot dY.u\right)}^{2} + {\left(\left\lfloorh\right\rfloor \cdot dY.v\right)}^{2}\\
t_1 := {\left(\left\lfloorw\right\rfloor \cdot dX.u\right)}^{2} + {\left(\left\lfloorh\right\rfloor \cdot dX.v\right)}^{2}\\
t_2 := {\left(\mathsf{max}\left(t\_1, t\_0\right)\right)}^{0.5}\\
\mathbf{if}\;t\_1 \geq t\_0:\\
\;\;\;\;\frac{dX.u}{\frac{t\_2}{\left\lfloorw\right\rfloor}}\\
\mathbf{else}:\\
\;\;\;\;\frac{\left\lfloorw\right\rfloor}{\frac{t\_2}{dY.u}}\\
\end{array}
\end{array}
Initial program 78.5%
Simplified78.6%
Applied egg-rr78.6%
Applied egg-rr78.4%
Applied egg-rr78.6%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dX.u))
(t_1 (* (floor h) dX.v))
(t_2 (* (floor w) dY.u))
(t_3 (+ (* t_2 t_2) (* (floor h) (* (floor h) (* dY.v dY.v)))))
(t_4 (+ (pow t_2 2.0) (pow (* (floor h) dY.v) 2.0)))
(t_5 (pow t_1 2.0))
(t_6 (pow (fmax (+ (pow t_0 2.0) t_5) t_4) 0.5)))
(if (<= dX.v 0.0017999999690800905)
(if (>= (* dX.u (* dX.u (pow (floor w) 2.0))) t_3)
(/ 1.0 (/ t_6 t_0))
(/
t_2
(sqrt
(fmax
(+
(* (floor w) (* (floor w) (* dX.u dX.u)))
(* (floor h) (* dX.v t_1)))
t_3))))
(if (>= t_5 t_4) (/ t_0 t_6) (/ (floor w) (/ t_6 dY.u))))))
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(h) * dX_46_v;
float t_2 = floorf(w) * dY_46_u;
float t_3 = (t_2 * t_2) + (floorf(h) * (floorf(h) * (dY_46_v * dY_46_v)));
float t_4 = powf(t_2, 2.0f) + powf((floorf(h) * dY_46_v), 2.0f);
float t_5 = powf(t_1, 2.0f);
float t_6 = powf(fmaxf((powf(t_0, 2.0f) + t_5), t_4), 0.5f);
float tmp_1;
if (dX_46_v <= 0.0017999999690800905f) {
float tmp_2;
if ((dX_46_u * (dX_46_u * powf(floorf(w), 2.0f))) >= t_3) {
tmp_2 = 1.0f / (t_6 / t_0);
} else {
tmp_2 = t_2 / sqrtf(fmaxf(((floorf(w) * (floorf(w) * (dX_46_u * dX_46_u))) + (floorf(h) * (dX_46_v * t_1))), t_3));
}
tmp_1 = tmp_2;
} else if (t_5 >= t_4) {
tmp_1 = t_0 / t_6;
} else {
tmp_1 = floorf(w) / (t_6 / dY_46_u);
}
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(h) * dX_46_v) t_2 = Float32(floor(w) * dY_46_u) t_3 = Float32(Float32(t_2 * t_2) + Float32(floor(h) * Float32(floor(h) * Float32(dY_46_v * dY_46_v)))) t_4 = Float32((t_2 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) t_5 = t_1 ^ Float32(2.0) t_6 = ((Float32((t_0 ^ Float32(2.0)) + t_5) != Float32((t_0 ^ Float32(2.0)) + t_5)) ? t_4 : ((t_4 != t_4) ? Float32((t_0 ^ Float32(2.0)) + t_5) : max(Float32((t_0 ^ Float32(2.0)) + t_5), t_4))) ^ Float32(0.5) tmp_1 = Float32(0.0) if (dX_46_v <= Float32(0.0017999999690800905)) tmp_2 = Float32(0.0) if (Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))) >= t_3) tmp_2 = Float32(Float32(1.0) / Float32(t_6 / t_0)); else tmp_2 = Float32(t_2 / sqrt(((Float32(Float32(floor(w) * Float32(floor(w) * Float32(dX_46_u * dX_46_u))) + Float32(floor(h) * Float32(dX_46_v * t_1))) != Float32(Float32(floor(w) * Float32(floor(w) * Float32(dX_46_u * dX_46_u))) + Float32(floor(h) * Float32(dX_46_v * t_1)))) ? t_3 : ((t_3 != t_3) ? Float32(Float32(floor(w) * Float32(floor(w) * Float32(dX_46_u * dX_46_u))) + Float32(floor(h) * Float32(dX_46_v * t_1))) : max(Float32(Float32(floor(w) * Float32(floor(w) * Float32(dX_46_u * dX_46_u))) + Float32(floor(h) * Float32(dX_46_v * t_1))), t_3))))); end tmp_1 = tmp_2; elseif (t_5 >= t_4) tmp_1 = Float32(t_0 / t_6); else tmp_1 = Float32(floor(w) / Float32(t_6 / dY_46_u)); 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(h) * dX_46_v; t_2 = floor(w) * dY_46_u; t_3 = (t_2 * t_2) + (floor(h) * (floor(h) * (dY_46_v * dY_46_v))); t_4 = (t_2 ^ single(2.0)) + ((floor(h) * dY_46_v) ^ single(2.0)); t_5 = t_1 ^ single(2.0); t_6 = max(((t_0 ^ single(2.0)) + t_5), t_4) ^ single(0.5); tmp_2 = single(0.0); if (dX_46_v <= single(0.0017999999690800905)) tmp_3 = single(0.0); if ((dX_46_u * (dX_46_u * (floor(w) ^ single(2.0)))) >= t_3) tmp_3 = single(1.0) / (t_6 / t_0); else tmp_3 = t_2 / sqrt(max(((floor(w) * (floor(w) * (dX_46_u * dX_46_u))) + (floor(h) * (dX_46_v * t_1))), t_3)); end tmp_2 = tmp_3; elseif (t_5 >= t_4) tmp_2 = t_0 / t_6; else tmp_2 = floor(w) / (t_6 / dY_46_u); end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_1 := \left\lfloorh\right\rfloor \cdot dX.v\\
t_2 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_3 := t\_2 \cdot t\_2 + \left\lfloorh\right\rfloor \cdot \left(\left\lfloorh\right\rfloor \cdot \left(dY.v \cdot dY.v\right)\right)\\
t_4 := {t\_2}^{2} + {\left(\left\lfloorh\right\rfloor \cdot dY.v\right)}^{2}\\
t_5 := {t\_1}^{2}\\
t_6 := {\left(\mathsf{max}\left({t\_0}^{2} + t\_5, t\_4\right)\right)}^{0.5}\\
\mathbf{if}\;dX.v \leq 0.0017999999690800905:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;dX.u \cdot \left(dX.u \cdot {\left(\left\lfloorw\right\rfloor\right)}^{2}\right) \geq t\_3:\\
\;\;\;\;\frac{1}{\frac{t\_6}{t\_0}}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_2}{\sqrt{\mathsf{max}\left(\left\lfloorw\right\rfloor \cdot \left(\left\lfloorw\right\rfloor \cdot \left(dX.u \cdot dX.u\right)\right) + \left\lfloorh\right\rfloor \cdot \left(dX.v \cdot t\_1\right), t\_3\right)}}\\
\end{array}\\
\mathbf{elif}\;t\_5 \geq t\_4:\\
\;\;\;\;\frac{t\_0}{t\_6}\\
\mathbf{else}:\\
\;\;\;\;\frac{\left\lfloorw\right\rfloor}{\frac{t\_6}{dY.u}}\\
\end{array}
\end{array}
if dX.v < 0.00179999997Initial program 79.4%
Simplified79.4%
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.f3271.2%
Simplified71.2%
Applied egg-rr71.5%
if 0.00179999997 < dX.v Initial program 76.0%
Simplified76.4%
Applied egg-rr76.2%
Taylor expanded in dX.u around 0
*-lowering-*.f32N/A
unpow2N/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3272.5%
Simplified72.5%
pow2N/A
unpow-prod-downN/A
>=-lowering->=.f32N/A
pow-lowering-pow.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
floor-lowering-floor.f32N/A
pow2N/A
unpow2N/A
swap-sqrN/A
associate-*r*N/A
+-lowering-+.f32N/A
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f32N/A
associate-*r*N/A
swap-sqrN/A
Applied egg-rr72.5%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (* (floor h) dX.v) 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))
(t_5 (pow (fmax (+ t_4 t_0) t_2) 0.5))
(t_6 (/ t_3 t_5)))
(if (<= dX.v 0.0017999999690800905)
(if (>= t_4 t_2) t_6 (/ t_1 t_5))
(if (>= t_0 t_2) t_6 (/ (floor w) (/ t_5 dY.u))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = powf((floorf(h) * dX_46_v), 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);
float t_5 = powf(fmaxf((t_4 + t_0), t_2), 0.5f);
float t_6 = t_3 / t_5;
float tmp_1;
if (dX_46_v <= 0.0017999999690800905f) {
float tmp_2;
if (t_4 >= t_2) {
tmp_2 = t_6;
} else {
tmp_2 = t_1 / t_5;
}
tmp_1 = tmp_2;
} else if (t_0 >= t_2) {
tmp_1 = t_6;
} else {
tmp_1 = floorf(w) / (t_5 / dY_46_u);
}
return tmp_1;
}
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) ^ 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 = t_3 ^ Float32(2.0) t_5 = ((Float32(t_4 + t_0) != Float32(t_4 + t_0)) ? t_2 : ((t_2 != t_2) ? Float32(t_4 + t_0) : max(Float32(t_4 + t_0), t_2))) ^ Float32(0.5) t_6 = Float32(t_3 / t_5) tmp_1 = Float32(0.0) if (dX_46_v <= Float32(0.0017999999690800905)) tmp_2 = Float32(0.0) if (t_4 >= t_2) tmp_2 = t_6; else tmp_2 = Float32(t_1 / t_5); end tmp_1 = tmp_2; elseif (t_0 >= t_2) tmp_1 = t_6; else tmp_1 = Float32(floor(w) / Float32(t_5 / dY_46_u)); 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(h) * dX_46_v) ^ 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); t_5 = max((t_4 + t_0), t_2) ^ single(0.5); t_6 = t_3 / t_5; tmp_2 = single(0.0); if (dX_46_v <= single(0.0017999999690800905)) tmp_3 = single(0.0); if (t_4 >= t_2) tmp_3 = t_6; else tmp_3 = t_1 / t_5; end tmp_2 = tmp_3; elseif (t_0 >= t_2) tmp_2 = t_6; else tmp_2 = floor(w) / (t_5 / dY_46_u); end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloorh\right\rfloor \cdot dX.v\right)}^{2}\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := {t\_1}^{2} + {\left(\left\lfloorh\right\rfloor \cdot dY.v\right)}^{2}\\
t_3 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_4 := {t\_3}^{2}\\
t_5 := {\left(\mathsf{max}\left(t\_4 + t\_0, t\_2\right)\right)}^{0.5}\\
t_6 := \frac{t\_3}{t\_5}\\
\mathbf{if}\;dX.v \leq 0.0017999999690800905:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_4 \geq t\_2:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_1}{t\_5}\\
\end{array}\\
\mathbf{elif}\;t\_0 \geq t\_2:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;\frac{\left\lfloorw\right\rfloor}{\frac{t\_5}{dY.u}}\\
\end{array}
\end{array}
if dX.v < 0.00179999997Initial program 79.4%
Simplified79.4%
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.f3271.2%
Simplified71.2%
Applied egg-rr71.4%
if 0.00179999997 < dX.v Initial program 76.0%
Simplified76.4%
Applied egg-rr76.2%
Taylor expanded in dX.u around 0
*-lowering-*.f32N/A
unpow2N/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3272.5%
Simplified72.5%
pow2N/A
unpow-prod-downN/A
>=-lowering->=.f32N/A
pow-lowering-pow.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
floor-lowering-floor.f32N/A
pow2N/A
unpow2N/A
swap-sqrN/A
associate-*r*N/A
+-lowering-+.f32N/A
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f32N/A
associate-*r*N/A
swap-sqrN/A
Applied egg-rr72.5%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dX.u))
(t_1 (pow (* (floor h) dX.v) 2.0))
(t_2 (* (floor w) dY.u))
(t_3 (+ (pow t_2 2.0) (pow (* (floor h) dY.v) 2.0)))
(t_4 (pow (fmax (+ (pow t_0 2.0) t_1) t_3) 0.5)))
(if (<= dX.v 0.019999999552965164)
(if (>=
(* dX.u (* dX.u (pow (floor w) 2.0)))
(* dY.v (* dY.v (pow (floor h) 2.0))))
(/ dX.u (/ t_4 (floor w)))
(/ 1.0 (/ t_4 t_2)))
(if (>= t_1 t_3) (/ t_0 t_4) (/ (floor w) (/ t_4 dY.u))))))
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 = powf((floorf(h) * dX_46_v), 2.0f);
float t_2 = floorf(w) * dY_46_u;
float t_3 = powf(t_2, 2.0f) + powf((floorf(h) * dY_46_v), 2.0f);
float t_4 = powf(fmaxf((powf(t_0, 2.0f) + t_1), t_3), 0.5f);
float tmp_1;
if (dX_46_v <= 0.019999999552965164f) {
float tmp_2;
if ((dX_46_u * (dX_46_u * powf(floorf(w), 2.0f))) >= (dY_46_v * (dY_46_v * powf(floorf(h), 2.0f)))) {
tmp_2 = dX_46_u / (t_4 / floorf(w));
} else {
tmp_2 = 1.0f / (t_4 / t_2);
}
tmp_1 = tmp_2;
} else if (t_1 >= t_3) {
tmp_1 = t_0 / t_4;
} else {
tmp_1 = floorf(w) / (t_4 / dY_46_u);
}
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(h) * dX_46_v) ^ Float32(2.0) t_2 = Float32(floor(w) * dY_46_u) t_3 = Float32((t_2 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) t_4 = ((Float32((t_0 ^ Float32(2.0)) + t_1) != Float32((t_0 ^ Float32(2.0)) + t_1)) ? t_3 : ((t_3 != t_3) ? Float32((t_0 ^ Float32(2.0)) + t_1) : max(Float32((t_0 ^ Float32(2.0)) + t_1), t_3))) ^ Float32(0.5) tmp_1 = Float32(0.0) if (dX_46_v <= Float32(0.019999999552965164)) tmp_2 = Float32(0.0) if (Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))) >= Float32(dY_46_v * Float32(dY_46_v * (floor(h) ^ Float32(2.0))))) tmp_2 = Float32(dX_46_u / Float32(t_4 / floor(w))); else tmp_2 = Float32(Float32(1.0) / Float32(t_4 / t_2)); end tmp_1 = tmp_2; elseif (t_1 >= t_3) tmp_1 = Float32(t_0 / t_4); else tmp_1 = Float32(floor(w) / Float32(t_4 / dY_46_u)); 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(h) * dX_46_v) ^ single(2.0); t_2 = floor(w) * dY_46_u; t_3 = (t_2 ^ single(2.0)) + ((floor(h) * dY_46_v) ^ single(2.0)); t_4 = max(((t_0 ^ single(2.0)) + t_1), t_3) ^ single(0.5); tmp_2 = single(0.0); if (dX_46_v <= single(0.019999999552965164)) tmp_3 = single(0.0); if ((dX_46_u * (dX_46_u * (floor(w) ^ single(2.0)))) >= (dY_46_v * (dY_46_v * (floor(h) ^ single(2.0))))) tmp_3 = dX_46_u / (t_4 / floor(w)); else tmp_3 = single(1.0) / (t_4 / t_2); end tmp_2 = tmp_3; elseif (t_1 >= t_3) tmp_2 = t_0 / t_4; else tmp_2 = floor(w) / (t_4 / dY_46_u); end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_1 := {\left(\left\lfloorh\right\rfloor \cdot dX.v\right)}^{2}\\
t_2 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_3 := {t\_2}^{2} + {\left(\left\lfloorh\right\rfloor \cdot dY.v\right)}^{2}\\
t_4 := {\left(\mathsf{max}\left({t\_0}^{2} + t\_1, t\_3\right)\right)}^{0.5}\\
\mathbf{if}\;dX.v \leq 0.019999999552965164:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;dX.u \cdot \left(dX.u \cdot {\left(\left\lfloorw\right\rfloor\right)}^{2}\right) \geq dY.v \cdot \left(dY.v \cdot {\left(\left\lfloorh\right\rfloor\right)}^{2}\right):\\
\;\;\;\;\frac{dX.u}{\frac{t\_4}{\left\lfloorw\right\rfloor}}\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\frac{t\_4}{t\_2}}\\
\end{array}\\
\mathbf{elif}\;t\_1 \geq t\_3:\\
\;\;\;\;\frac{t\_0}{t\_4}\\
\mathbf{else}:\\
\;\;\;\;\frac{\left\lfloorw\right\rfloor}{\frac{t\_4}{dY.u}}\\
\end{array}
\end{array}
if dX.v < 0.0199999996Initial program 79.6%
Simplified79.6%
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.f3271.0%
Simplified71.0%
Applied egg-rr71.0%
Applied egg-rr71.2%
Taylor expanded in dY.u around 0
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3264.9%
Simplified64.9%
if 0.0199999996 < dX.v Initial program 75.4%
Simplified75.7%
Applied egg-rr75.6%
Taylor expanded in dX.u around 0
*-lowering-*.f32N/A
unpow2N/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3272.9%
Simplified72.9%
pow2N/A
unpow-prod-downN/A
>=-lowering->=.f32N/A
pow-lowering-pow.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
floor-lowering-floor.f32N/A
pow2N/A
unpow2N/A
swap-sqrN/A
associate-*r*N/A
+-lowering-+.f32N/A
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f32N/A
associate-*r*N/A
swap-sqrN/A
Applied egg-rr72.9%
Final simplification67.0%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (floor w) 2.0))
(t_1 (* (floor w) dY.u))
(t_2 (* dX.u (* dX.u t_0)))
(t_3
(pow
(fmax
(+ (pow (* (floor w) dX.u) 2.0) (pow (* (floor h) dX.v) 2.0))
(+ (pow t_1 2.0) (pow (* (floor h) dY.v) 2.0)))
0.5))
(t_4 (/ dX.u (/ t_3 (floor w))))
(t_5 (/ 1.0 (/ t_3 t_1))))
(if (<= dY.v 10000000.0)
(if (>= t_2 (* t_0 (* dY.u dY.u))) t_4 t_5)
(if (>= t_2 (* dY.v (* dY.v (pow (floor h) 2.0)))) t_4 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 = powf(floorf(w), 2.0f);
float t_1 = floorf(w) * dY_46_u;
float t_2 = dX_46_u * (dX_46_u * t_0);
float t_3 = powf(fmaxf((powf((floorf(w) * dX_46_u), 2.0f) + powf((floorf(h) * dX_46_v), 2.0f)), (powf(t_1, 2.0f) + powf((floorf(h) * dY_46_v), 2.0f))), 0.5f);
float t_4 = dX_46_u / (t_3 / floorf(w));
float t_5 = 1.0f / (t_3 / t_1);
float tmp_1;
if (dY_46_v <= 10000000.0f) {
float tmp_2;
if (t_2 >= (t_0 * (dY_46_u * dY_46_u))) {
tmp_2 = t_4;
} else {
tmp_2 = t_5;
}
tmp_1 = tmp_2;
} else if (t_2 >= (dY_46_v * (dY_46_v * powf(floorf(h), 2.0f)))) {
tmp_1 = t_4;
} 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 = floor(w) ^ Float32(2.0) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(dX_46_u * Float32(dX_46_u * t_0)) t_3 = ((Float32((Float32(floor(w) * dX_46_u) ^ Float32(2.0)) + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) != Float32((Float32(floor(w) * dX_46_u) ^ Float32(2.0)) + (Float32(floor(h) * dX_46_v) ^ Float32(2.0)))) ? Float32((t_1 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) : ((Float32((t_1 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) != Float32((t_1 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0)))) ? Float32((Float32(floor(w) * dX_46_u) ^ Float32(2.0)) + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) : max(Float32((Float32(floor(w) * dX_46_u) ^ Float32(2.0)) + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))), Float32((t_1 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0)))))) ^ Float32(0.5) t_4 = Float32(dX_46_u / Float32(t_3 / floor(w))) t_5 = Float32(Float32(1.0) / Float32(t_3 / t_1)) tmp_1 = Float32(0.0) if (dY_46_v <= Float32(10000000.0)) tmp_2 = Float32(0.0) if (t_2 >= Float32(t_0 * Float32(dY_46_u * dY_46_u))) tmp_2 = t_4; else tmp_2 = t_5; end tmp_1 = tmp_2; elseif (t_2 >= Float32(dY_46_v * Float32(dY_46_v * (floor(h) ^ Float32(2.0))))) tmp_1 = t_4; 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 = floor(w) ^ single(2.0); t_1 = floor(w) * dY_46_u; t_2 = dX_46_u * (dX_46_u * t_0); t_3 = max((((floor(w) * dX_46_u) ^ single(2.0)) + ((floor(h) * dX_46_v) ^ single(2.0))), ((t_1 ^ single(2.0)) + ((floor(h) * dY_46_v) ^ single(2.0)))) ^ single(0.5); t_4 = dX_46_u / (t_3 / floor(w)); t_5 = single(1.0) / (t_3 / t_1); tmp_2 = single(0.0); if (dY_46_v <= single(10000000.0)) tmp_3 = single(0.0); if (t_2 >= (t_0 * (dY_46_u * dY_46_u))) tmp_3 = t_4; else tmp_3 = t_5; end tmp_2 = tmp_3; elseif (t_2 >= (dY_46_v * (dY_46_v * (floor(h) ^ single(2.0))))) tmp_2 = t_4; else tmp_2 = t_5; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloorw\right\rfloor\right)}^{2}\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := dX.u \cdot \left(dX.u \cdot t\_0\right)\\
t_3 := {\left(\mathsf{max}\left({\left(\left\lfloorw\right\rfloor \cdot dX.u\right)}^{2} + {\left(\left\lfloorh\right\rfloor \cdot dX.v\right)}^{2}, {t\_1}^{2} + {\left(\left\lfloorh\right\rfloor \cdot dY.v\right)}^{2}\right)\right)}^{0.5}\\
t_4 := \frac{dX.u}{\frac{t\_3}{\left\lfloorw\right\rfloor}}\\
t_5 := \frac{1}{\frac{t\_3}{t\_1}}\\
\mathbf{if}\;dY.v \leq 10000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_2 \geq t\_0 \cdot \left(dY.u \cdot dY.u\right):\\
\;\;\;\;t\_4\\
\mathbf{else}:\\
\;\;\;\;t\_5\\
\end{array}\\
\mathbf{elif}\;t\_2 \geq dY.v \cdot \left(dY.v \cdot {\left(\left\lfloorh\right\rfloor\right)}^{2}\right):\\
\;\;\;\;t\_4\\
\mathbf{else}:\\
\;\;\;\;t\_5\\
\end{array}
\end{array}
if dY.v < 1e7Initial program 79.4%
Simplified79.5%
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%
Applied egg-rr67.0%
Applied egg-rr67.3%
Taylor expanded in dY.u around inf
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f32N/A
unpow2N/A
*-lowering-*.f3264.2%
Simplified64.2%
if 1e7 < dY.v Initial program 72.0%
Simplified72.4%
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.f3259.4%
Simplified59.4%
Applied egg-rr59.7%
Applied egg-rr59.6%
Taylor expanded in dY.u around 0
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3262.4%
Simplified62.4%
Final simplification64.0%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1
(pow
(fmax
(+ (pow (* (floor w) dX.u) 2.0) (pow (* (floor h) dX.v) 2.0))
(+ (pow t_0 2.0) (pow (* (floor h) dY.v) 2.0)))
0.5)))
(if (>=
(* dX.u (* dX.u (pow (floor w) 2.0)))
(* dY.v (* dY.v (pow (floor h) 2.0))))
(/ dX.u (/ t_1 (floor w)))
(/ 1.0 (/ t_1 t_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(w) * dY_46_u;
float t_1 = powf(fmaxf((powf((floorf(w) * dX_46_u), 2.0f) + powf((floorf(h) * dX_46_v), 2.0f)), (powf(t_0, 2.0f) + powf((floorf(h) * dY_46_v), 2.0f))), 0.5f);
float tmp;
if ((dX_46_u * (dX_46_u * powf(floorf(w), 2.0f))) >= (dY_46_v * (dY_46_v * powf(floorf(h), 2.0f)))) {
tmp = dX_46_u / (t_1 / floorf(w));
} else {
tmp = 1.0f / (t_1 / t_0);
}
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((Float32(floor(w) * dX_46_u) ^ Float32(2.0)) + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) != Float32((Float32(floor(w) * dX_46_u) ^ Float32(2.0)) + (Float32(floor(h) * dX_46_v) ^ Float32(2.0)))) ? Float32((t_0 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) : ((Float32((t_0 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) != Float32((t_0 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0)))) ? Float32((Float32(floor(w) * dX_46_u) ^ Float32(2.0)) + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) : max(Float32((Float32(floor(w) * dX_46_u) ^ Float32(2.0)) + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))), Float32((t_0 ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0)))))) ^ Float32(0.5) tmp = Float32(0.0) if (Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))) >= Float32(dY_46_v * Float32(dY_46_v * (floor(h) ^ Float32(2.0))))) tmp = Float32(dX_46_u / Float32(t_1 / floor(w))); else tmp = Float32(Float32(1.0) / Float32(t_1 / t_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(w) * dY_46_u; t_1 = max((((floor(w) * dX_46_u) ^ single(2.0)) + ((floor(h) * dX_46_v) ^ single(2.0))), ((t_0 ^ single(2.0)) + ((floor(h) * dY_46_v) ^ single(2.0)))) ^ single(0.5); tmp = single(0.0); if ((dX_46_u * (dX_46_u * (floor(w) ^ single(2.0)))) >= (dY_46_v * (dY_46_v * (floor(h) ^ single(2.0))))) tmp = dX_46_u / (t_1 / floor(w)); else tmp = single(1.0) / (t_1 / t_0); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_1 := {\left(\mathsf{max}\left({\left(\left\lfloorw\right\rfloor \cdot dX.u\right)}^{2} + {\left(\left\lfloorh\right\rfloor \cdot dX.v\right)}^{2}, {t\_0}^{2} + {\left(\left\lfloorh\right\rfloor \cdot dY.v\right)}^{2}\right)\right)}^{0.5}\\
\mathbf{if}\;dX.u \cdot \left(dX.u \cdot {\left(\left\lfloorw\right\rfloor\right)}^{2}\right) \geq dY.v \cdot \left(dY.v \cdot {\left(\left\lfloorh\right\rfloor\right)}^{2}\right):\\
\;\;\;\;\frac{dX.u}{\frac{t\_1}{\left\lfloorw\right\rfloor}}\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\frac{t\_1}{t\_0}}\\
\end{array}
\end{array}
Initial program 78.5%
Simplified78.6%
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.f3266.1%
Simplified66.1%
Applied egg-rr66.1%
Applied egg-rr66.3%
Taylor expanded in dY.u around 0
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3261.8%
Simplified61.8%
Final simplification61.8%
herbie shell --seed 2024155
(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))))