
(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\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\_0\\
\mathbf{else}:\\
\;\;\;\;t\_6 \cdot t\_4\\
\end{array}
\end{array}
Sampling outcomes in binary32 precision:
Herbie found 5 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\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\_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) dX.v))
(t_1 (* dY.v (floor h)))
(t_2 (* (floor w) dY.u))
(t_3 (pow (* dX.u (floor w)) 2.0))
(t_4 (* (floor h) dY.v))
(t_5 (pow t_1 2.0))
(t_6 (* (floor w) dX.u))
(t_7 (pow (* dY.u (floor w)) 2.0)))
(if (>= (+ (* t_6 t_6) (* t_0 t_0)) (+ (* t_2 t_2) (* t_4 t_4)))
(/
(/ (* (- dX.v) (floor h)) -1.0)
(sqrt (fmax (+ (pow (* dX.v (floor h)) 2.0) t_3) (+ t_5 t_7))))
(pow (/ (sqrt (fmax (+ t_3 (exp (/ 0.0 0.0))) (+ t_7 t_5))) t_1) -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) * dX_46_v;
float t_1 = dY_46_v * floorf(h);
float t_2 = floorf(w) * dY_46_u;
float t_3 = powf((dX_46_u * floorf(w)), 2.0f);
float t_4 = floorf(h) * dY_46_v;
float t_5 = powf(t_1, 2.0f);
float t_6 = floorf(w) * dX_46_u;
float t_7 = powf((dY_46_u * floorf(w)), 2.0f);
float tmp;
if (((t_6 * t_6) + (t_0 * t_0)) >= ((t_2 * t_2) + (t_4 * t_4))) {
tmp = ((-dX_46_v * floorf(h)) / -1.0f) / sqrtf(fmaxf((powf((dX_46_v * floorf(h)), 2.0f) + t_3), (t_5 + t_7)));
} else {
tmp = powf((sqrtf(fmaxf((t_3 + expf((0.0f / 0.0f))), (t_7 + t_5))) / t_1), -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) * dX_46_v) t_1 = Float32(dY_46_v * floor(h)) t_2 = Float32(floor(w) * dY_46_u) t_3 = Float32(dX_46_u * floor(w)) ^ Float32(2.0) t_4 = Float32(floor(h) * dY_46_v) t_5 = t_1 ^ Float32(2.0) t_6 = Float32(floor(w) * dX_46_u) t_7 = Float32(dY_46_u * floor(w)) ^ Float32(2.0) tmp = Float32(0.0) if (Float32(Float32(t_6 * t_6) + Float32(t_0 * t_0)) >= Float32(Float32(t_2 * t_2) + Float32(t_4 * t_4))) tmp = Float32(Float32(Float32(Float32(-dX_46_v) * floor(h)) / Float32(-1.0)) / sqrt(((Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + t_3) != Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + t_3)) ? Float32(t_5 + t_7) : ((Float32(t_5 + t_7) != Float32(t_5 + t_7)) ? Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + t_3) : max(Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + t_3), Float32(t_5 + t_7)))))); else tmp = Float32(sqrt(((Float32(t_3 + exp(Float32(Float32(0.0) / Float32(0.0)))) != Float32(t_3 + exp(Float32(Float32(0.0) / Float32(0.0))))) ? Float32(t_7 + t_5) : ((Float32(t_7 + t_5) != Float32(t_7 + t_5)) ? Float32(t_3 + exp(Float32(Float32(0.0) / Float32(0.0)))) : max(Float32(t_3 + exp(Float32(Float32(0.0) / Float32(0.0)))), Float32(t_7 + t_5))))) / t_1) ^ 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) * dX_46_v; t_1 = dY_46_v * floor(h); t_2 = floor(w) * dY_46_u; t_3 = (dX_46_u * floor(w)) ^ single(2.0); t_4 = floor(h) * dY_46_v; t_5 = t_1 ^ single(2.0); t_6 = floor(w) * dX_46_u; t_7 = (dY_46_u * floor(w)) ^ single(2.0); tmp = single(0.0); if (((t_6 * t_6) + (t_0 * t_0)) >= ((t_2 * t_2) + (t_4 * t_4))) tmp = ((-dX_46_v * floor(h)) / single(-1.0)) / sqrt(max((((dX_46_v * floor(h)) ^ single(2.0)) + t_3), (t_5 + t_7))); else tmp = (sqrt(max((t_3 + exp((single(0.0) / single(0.0)))), (t_7 + t_5))) / t_1) ^ single(-1.0); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_2 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_3 := {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_4 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_5 := {t\_1}^{2}\\
t_6 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_7 := {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
\mathbf{if}\;t\_6 \cdot t\_6 + t\_0 \cdot t\_0 \geq t\_2 \cdot t\_2 + t\_4 \cdot t\_4:\\
\;\;\;\;\frac{\frac{\left(-dX.v\right) \cdot \left\lfloor h\right\rfloor }{-1}}{\sqrt{\mathsf{max}\left({\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + t\_3, t\_5 + t\_7\right)}}\\
\mathbf{else}:\\
\;\;\;\;{\left(\frac{\sqrt{\mathsf{max}\left(t\_3 + e^{\frac{0}{0}}, t\_7 + t\_5\right)}}{t\_1}\right)}^{-1}\\
\end{array}
\end{array}
Initial program 77.2%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
frac-2negN/A
Applied rewrites77.3%
Applied rewrites77.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (pow (* dX.u (floor w)) 2.0))
(t_2 (* (floor w) dY.u))
(t_3 (* dY.v (floor h)))
(t_4 (pow t_3 2.0))
(t_5 (pow (* dY.u (floor w)) 2.0))
(t_6 (* (* (pow (floor w) 2.0) dX.u) dX.u))
(t_7 (* (floor h) dY.v))
(t_8 (+ (* t_2 t_2) (* t_7 t_7)))
(t_9 (* (floor w) dX.u))
(t_10 (+ (* t_9 t_9) (* t_0 t_0)))
(t_11 (/ 1.0 (sqrt (fmax t_10 t_8))))
(t_12 (if (>= t_10 t_8) (* t_11 t_0) (* t_11 t_7)))
(t_13 (sqrt (fmax (+ t_1 (exp (/ 0.0 0.0))) (+ t_5 t_4))))
(t_14
(if (>= (* (* (pow (floor h) 2.0) dX.v) dX.v) t_8)
(/
(/ (* (- dX.v) (floor h)) -1.0)
(sqrt (fmax (+ (pow (* dX.v (floor h)) 2.0) t_1) (+ t_4 t_5))))
(pow (/ t_13 t_3) -1.0))))
(if (<= t_12 -0.0020000000949949026)
t_14
(if (<= t_12 0.0020000000949949026)
(if (>= t_6 t_8)
(* (/ 1.0 (sqrt (fmax t_6 t_8))) t_0)
(* (/ (- (floor h)) t_13) (/ (- dY.v) 1.0)))
t_14))))
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 = powf((dX_46_u * floorf(w)), 2.0f);
float t_2 = floorf(w) * dY_46_u;
float t_3 = dY_46_v * floorf(h);
float t_4 = powf(t_3, 2.0f);
float t_5 = powf((dY_46_u * floorf(w)), 2.0f);
float t_6 = (powf(floorf(w), 2.0f) * dX_46_u) * dX_46_u;
float t_7 = floorf(h) * dY_46_v;
float t_8 = (t_2 * t_2) + (t_7 * t_7);
float t_9 = floorf(w) * dX_46_u;
float t_10 = (t_9 * t_9) + (t_0 * t_0);
float t_11 = 1.0f / sqrtf(fmaxf(t_10, t_8));
float tmp;
if (t_10 >= t_8) {
tmp = t_11 * t_0;
} else {
tmp = t_11 * t_7;
}
float t_12 = tmp;
float t_13 = sqrtf(fmaxf((t_1 + expf((0.0f / 0.0f))), (t_5 + t_4)));
float tmp_1;
if (((powf(floorf(h), 2.0f) * dX_46_v) * dX_46_v) >= t_8) {
tmp_1 = ((-dX_46_v * floorf(h)) / -1.0f) / sqrtf(fmaxf((powf((dX_46_v * floorf(h)), 2.0f) + t_1), (t_4 + t_5)));
} else {
tmp_1 = powf((t_13 / t_3), -1.0f);
}
float t_14 = tmp_1;
float tmp_2;
if (t_12 <= -0.0020000000949949026f) {
tmp_2 = t_14;
} else if (t_12 <= 0.0020000000949949026f) {
float tmp_3;
if (t_6 >= t_8) {
tmp_3 = (1.0f / sqrtf(fmaxf(t_6, t_8))) * t_0;
} else {
tmp_3 = (-floorf(h) / t_13) * (-dY_46_v / 1.0f);
}
tmp_2 = tmp_3;
} else {
tmp_2 = t_14;
}
return tmp_2;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(dX_46_u * floor(w)) ^ Float32(2.0) t_2 = Float32(floor(w) * dY_46_u) t_3 = Float32(dY_46_v * floor(h)) t_4 = t_3 ^ Float32(2.0) t_5 = Float32(dY_46_u * floor(w)) ^ Float32(2.0) t_6 = Float32(Float32((floor(w) ^ Float32(2.0)) * dX_46_u) * dX_46_u) t_7 = Float32(floor(h) * dY_46_v) t_8 = Float32(Float32(t_2 * t_2) + Float32(t_7 * t_7)) t_9 = Float32(floor(w) * dX_46_u) t_10 = Float32(Float32(t_9 * t_9) + Float32(t_0 * t_0)) t_11 = Float32(Float32(1.0) / sqrt(((t_10 != t_10) ? t_8 : ((t_8 != t_8) ? t_10 : max(t_10, t_8))))) tmp = Float32(0.0) if (t_10 >= t_8) tmp = Float32(t_11 * t_0); else tmp = Float32(t_11 * t_7); end t_12 = tmp t_13 = sqrt(((Float32(t_1 + exp(Float32(Float32(0.0) / Float32(0.0)))) != Float32(t_1 + exp(Float32(Float32(0.0) / Float32(0.0))))) ? Float32(t_5 + t_4) : ((Float32(t_5 + t_4) != Float32(t_5 + t_4)) ? Float32(t_1 + exp(Float32(Float32(0.0) / Float32(0.0)))) : max(Float32(t_1 + exp(Float32(Float32(0.0) / Float32(0.0)))), Float32(t_5 + t_4))))) tmp_1 = Float32(0.0) if (Float32(Float32((floor(h) ^ Float32(2.0)) * dX_46_v) * dX_46_v) >= t_8) tmp_1 = Float32(Float32(Float32(Float32(-dX_46_v) * floor(h)) / Float32(-1.0)) / sqrt(((Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + t_1) != Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + t_1)) ? Float32(t_4 + t_5) : ((Float32(t_4 + t_5) != Float32(t_4 + t_5)) ? Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + t_1) : max(Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + t_1), Float32(t_4 + t_5)))))); else tmp_1 = Float32(t_13 / t_3) ^ Float32(-1.0); end t_14 = tmp_1 tmp_2 = Float32(0.0) if (t_12 <= Float32(-0.0020000000949949026)) tmp_2 = t_14; elseif (t_12 <= Float32(0.0020000000949949026)) tmp_3 = Float32(0.0) if (t_6 >= t_8) tmp_3 = Float32(Float32(Float32(1.0) / sqrt(((t_6 != t_6) ? t_8 : ((t_8 != t_8) ? t_6 : max(t_6, t_8))))) * t_0); else tmp_3 = Float32(Float32(Float32(-floor(h)) / t_13) * Float32(Float32(-dY_46_v) / Float32(1.0))); end tmp_2 = tmp_3; else tmp_2 = t_14; end return tmp_2 end
function tmp_5 = 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 = (dX_46_u * floor(w)) ^ single(2.0); t_2 = floor(w) * dY_46_u; t_3 = dY_46_v * floor(h); t_4 = t_3 ^ single(2.0); t_5 = (dY_46_u * floor(w)) ^ single(2.0); t_6 = ((floor(w) ^ single(2.0)) * dX_46_u) * dX_46_u; t_7 = floor(h) * dY_46_v; t_8 = (t_2 * t_2) + (t_7 * t_7); t_9 = floor(w) * dX_46_u; t_10 = (t_9 * t_9) + (t_0 * t_0); t_11 = single(1.0) / sqrt(max(t_10, t_8)); tmp = single(0.0); if (t_10 >= t_8) tmp = t_11 * t_0; else tmp = t_11 * t_7; end t_12 = tmp; t_13 = sqrt(max((t_1 + exp((single(0.0) / single(0.0)))), (t_5 + t_4))); tmp_2 = single(0.0); if ((((floor(h) ^ single(2.0)) * dX_46_v) * dX_46_v) >= t_8) tmp_2 = ((-dX_46_v * floor(h)) / single(-1.0)) / sqrt(max((((dX_46_v * floor(h)) ^ single(2.0)) + t_1), (t_4 + t_5))); else tmp_2 = (t_13 / t_3) ^ single(-1.0); end t_14 = tmp_2; tmp_3 = single(0.0); if (t_12 <= single(-0.0020000000949949026)) tmp_3 = t_14; elseif (t_12 <= single(0.0020000000949949026)) tmp_4 = single(0.0); if (t_6 >= t_8) tmp_4 = (single(1.0) / sqrt(max(t_6, t_8))) * t_0; else tmp_4 = (-floor(h) / t_13) * (-dY_46_v / single(1.0)); end tmp_3 = tmp_4; else tmp_3 = t_14; end tmp_5 = tmp_3; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_2 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_3 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_4 := {t\_3}^{2}\\
t_5 := {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_6 := \left({\left(\left\lfloor w\right\rfloor \right)}^{2} \cdot dX.u\right) \cdot dX.u\\
t_7 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_8 := t\_2 \cdot t\_2 + t\_7 \cdot t\_7\\
t_9 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_10 := t\_9 \cdot t\_9 + t\_0 \cdot t\_0\\
t_11 := \frac{1}{\sqrt{\mathsf{max}\left(t\_10, t\_8\right)}}\\
t_12 := \begin{array}{l}
\mathbf{if}\;t\_10 \geq t\_8:\\
\;\;\;\;t\_11 \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;t\_11 \cdot t\_7\\
\end{array}\\
t_13 := \sqrt{\mathsf{max}\left(t\_1 + e^{\frac{0}{0}}, t\_5 + t\_4\right)}\\
t_14 := \begin{array}{l}
\mathbf{if}\;\left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dX.v\right) \cdot dX.v \geq t\_8:\\
\;\;\;\;\frac{\frac{\left(-dX.v\right) \cdot \left\lfloor h\right\rfloor }{-1}}{\sqrt{\mathsf{max}\left({\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + t\_1, t\_4 + t\_5\right)}}\\
\mathbf{else}:\\
\;\;\;\;{\left(\frac{t\_13}{t\_3}\right)}^{-1}\\
\end{array}\\
\mathbf{if}\;t\_12 \leq -0.0020000000949949026:\\
\;\;\;\;t\_14\\
\mathbf{elif}\;t\_12 \leq 0.0020000000949949026:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_6 \geq t\_8:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_6, t\_8\right)}} \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;\frac{-\left\lfloor h\right\rfloor }{t\_13} \cdot \frac{-dY.v}{1}\\
\end{array}\\
\mathbf{else}:\\
\;\;\;\;t\_14\\
\end{array}
\end{array}
if (if (>=.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dX.v)) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dY.v))) < -0.00200000009 or 0.00200000009 < (if (>=.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dX.v)) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dY.v))) Initial program 99.4%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
frac-2negN/A
Applied rewrites99.5%
Applied rewrites99.7%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3299.7
Applied rewrites99.7%
if -0.00200000009 < (if (>=.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dX.v)) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dY.v))) < 0.00200000009Initial program 62.7%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3262.7
Applied rewrites62.7%
Applied rewrites62.7%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3262.8
Applied rewrites62.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (pow (* dX.u (floor w)) 2.0))
(t_2 (pow (* dY.u (floor w)) 2.0))
(t_3 (* (floor h) dY.v))
(t_4 (+ (* t_0 t_0) (* t_3 t_3)))
(t_5 (* dY.v (floor h)))
(t_6 (pow t_5 2.0))
(t_7
(/
(/ (* (- dX.v) (floor h)) -1.0)
(sqrt (fmax (+ (pow (* dX.v (floor h)) 2.0) t_1) (+ t_6 t_2)))))
(t_8
(pow
(/ (sqrt (fmax (+ t_1 (exp (/ 0.0 0.0))) (+ t_2 t_6))) t_5)
-1.0)))
(if (<= dX.u 200.0)
(if (>= (* (* (pow (floor h) 2.0) dX.v) dX.v) t_4) t_7 t_8)
(if (>= (* (* (pow (floor w) 2.0) dX.u) dX.u) t_4) t_7 t_8))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dY_46_u;
float t_1 = powf((dX_46_u * floorf(w)), 2.0f);
float t_2 = powf((dY_46_u * floorf(w)), 2.0f);
float t_3 = floorf(h) * dY_46_v;
float t_4 = (t_0 * t_0) + (t_3 * t_3);
float t_5 = dY_46_v * floorf(h);
float t_6 = powf(t_5, 2.0f);
float t_7 = ((-dX_46_v * floorf(h)) / -1.0f) / sqrtf(fmaxf((powf((dX_46_v * floorf(h)), 2.0f) + t_1), (t_6 + t_2)));
float t_8 = powf((sqrtf(fmaxf((t_1 + expf((0.0f / 0.0f))), (t_2 + t_6))) / t_5), -1.0f);
float tmp_1;
if (dX_46_u <= 200.0f) {
float tmp_2;
if (((powf(floorf(h), 2.0f) * dX_46_v) * dX_46_v) >= t_4) {
tmp_2 = t_7;
} else {
tmp_2 = t_8;
}
tmp_1 = tmp_2;
} else if (((powf(floorf(w), 2.0f) * dX_46_u) * dX_46_u) >= t_4) {
tmp_1 = t_7;
} else {
tmp_1 = t_8;
}
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(dX_46_u * floor(w)) ^ Float32(2.0) t_2 = Float32(dY_46_u * floor(w)) ^ Float32(2.0) t_3 = Float32(floor(h) * dY_46_v) t_4 = Float32(Float32(t_0 * t_0) + Float32(t_3 * t_3)) t_5 = Float32(dY_46_v * floor(h)) t_6 = t_5 ^ Float32(2.0) t_7 = Float32(Float32(Float32(Float32(-dX_46_v) * floor(h)) / Float32(-1.0)) / sqrt(((Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + t_1) != Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + t_1)) ? Float32(t_6 + t_2) : ((Float32(t_6 + t_2) != Float32(t_6 + t_2)) ? Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + t_1) : max(Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + t_1), Float32(t_6 + t_2)))))) t_8 = Float32(sqrt(((Float32(t_1 + exp(Float32(Float32(0.0) / Float32(0.0)))) != Float32(t_1 + exp(Float32(Float32(0.0) / Float32(0.0))))) ? Float32(t_2 + t_6) : ((Float32(t_2 + t_6) != Float32(t_2 + t_6)) ? Float32(t_1 + exp(Float32(Float32(0.0) / Float32(0.0)))) : max(Float32(t_1 + exp(Float32(Float32(0.0) / Float32(0.0)))), Float32(t_2 + t_6))))) / t_5) ^ Float32(-1.0) tmp_1 = Float32(0.0) if (dX_46_u <= Float32(200.0)) tmp_2 = Float32(0.0) if (Float32(Float32((floor(h) ^ Float32(2.0)) * dX_46_v) * dX_46_v) >= t_4) tmp_2 = t_7; else tmp_2 = t_8; end tmp_1 = tmp_2; elseif (Float32(Float32((floor(w) ^ Float32(2.0)) * dX_46_u) * dX_46_u) >= t_4) tmp_1 = t_7; else tmp_1 = t_8; 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 = (dX_46_u * floor(w)) ^ single(2.0); t_2 = (dY_46_u * floor(w)) ^ single(2.0); t_3 = floor(h) * dY_46_v; t_4 = (t_0 * t_0) + (t_3 * t_3); t_5 = dY_46_v * floor(h); t_6 = t_5 ^ single(2.0); t_7 = ((-dX_46_v * floor(h)) / single(-1.0)) / sqrt(max((((dX_46_v * floor(h)) ^ single(2.0)) + t_1), (t_6 + t_2))); t_8 = (sqrt(max((t_1 + exp((single(0.0) / single(0.0)))), (t_2 + t_6))) / t_5) ^ single(-1.0); tmp_2 = single(0.0); if (dX_46_u <= single(200.0)) tmp_3 = single(0.0); if ((((floor(h) ^ single(2.0)) * dX_46_v) * dX_46_v) >= t_4) tmp_3 = t_7; else tmp_3 = t_8; end tmp_2 = tmp_3; elseif ((((floor(w) ^ single(2.0)) * dX_46_u) * dX_46_u) >= t_4) tmp_2 = t_7; else tmp_2 = t_8; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_2 := {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_3 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_4 := t\_0 \cdot t\_0 + t\_3 \cdot t\_3\\
t_5 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_6 := {t\_5}^{2}\\
t_7 := \frac{\frac{\left(-dX.v\right) \cdot \left\lfloor h\right\rfloor }{-1}}{\sqrt{\mathsf{max}\left({\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + t\_1, t\_6 + t\_2\right)}}\\
t_8 := {\left(\frac{\sqrt{\mathsf{max}\left(t\_1 + e^{\frac{0}{0}}, t\_2 + t\_6\right)}}{t\_5}\right)}^{-1}\\
\mathbf{if}\;dX.u \leq 200:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;\left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dX.v\right) \cdot dX.v \geq t\_4:\\
\;\;\;\;t\_7\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}\\
\mathbf{elif}\;\left({\left(\left\lfloor w\right\rfloor \right)}^{2} \cdot dX.u\right) \cdot dX.u \geq t\_4:\\
\;\;\;\;t\_7\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}
\end{array}
if dX.u < 200Initial program 78.5%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
frac-2negN/A
Applied rewrites78.7%
Applied rewrites78.8%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3268.9
Applied rewrites68.9%
if 200 < dX.u Initial program 73.2%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
frac-2negN/A
Applied rewrites73.4%
Applied rewrites73.5%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3273.5
Applied rewrites73.5%
(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 (* (floor h) dY.v))
(t_4 (pow (floor w) 2.0))
(t_5 (* (* t_4 dX.u) dX.u))
(t_6
(*
(/
1.0
(sqrt
(fmax (+ (* t_0 t_0) (* t_1 t_1)) (+ (* t_2 t_2) (* t_3 t_3)))))
t_1))
(t_7
(*
(/
(- (floor h))
(sqrt
(fmax
(+ (pow (* dX.u (floor w)) 2.0) (exp (/ 0.0 0.0)))
(+ (pow (* dY.u (floor w)) 2.0) (pow (* dY.v (floor h)) 2.0)))))
(/ (- dY.v) 1.0))))
(if (<= dY.u 200000.0)
(if (>= t_5 (* (* (pow (floor h) 2.0) dY.v) dY.v)) t_6 t_7)
(if (>= t_5 (* (* t_4 dY.u) dY.u)) 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(h) * dX_46_v;
float t_2 = floorf(w) * dY_46_u;
float t_3 = floorf(h) * dY_46_v;
float t_4 = powf(floorf(w), 2.0f);
float t_5 = (t_4 * dX_46_u) * dX_46_u;
float t_6 = (1.0f / sqrtf(fmaxf(((t_0 * t_0) + (t_1 * t_1)), ((t_2 * t_2) + (t_3 * t_3))))) * t_1;
float t_7 = (-floorf(h) / sqrtf(fmaxf((powf((dX_46_u * floorf(w)), 2.0f) + expf((0.0f / 0.0f))), (powf((dY_46_u * floorf(w)), 2.0f) + powf((dY_46_v * floorf(h)), 2.0f))))) * (-dY_46_v / 1.0f);
float tmp_1;
if (dY_46_u <= 200000.0f) {
float tmp_2;
if (t_5 >= ((powf(floorf(h), 2.0f) * dY_46_v) * dY_46_v)) {
tmp_2 = t_6;
} else {
tmp_2 = t_7;
}
tmp_1 = tmp_2;
} else if (t_5 >= ((t_4 * dY_46_u) * dY_46_u)) {
tmp_1 = 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(h) * dX_46_v) t_2 = Float32(floor(w) * dY_46_u) t_3 = Float32(floor(h) * dY_46_v) t_4 = floor(w) ^ Float32(2.0) t_5 = Float32(Float32(t_4 * dX_46_u) * dX_46_u) t_6 = Float32(Float32(Float32(1.0) / sqrt(((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_2 * t_2) + Float32(t_3 * t_3)) : ((Float32(Float32(t_2 * t_2) + Float32(t_3 * t_3)) != Float32(Float32(t_2 * t_2) + Float32(t_3 * t_3))) ? Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) : max(Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)), Float32(Float32(t_2 * t_2) + Float32(t_3 * t_3))))))) * t_1) t_7 = Float32(Float32(Float32(-floor(h)) / sqrt(((Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + exp(Float32(Float32(0.0) / Float32(0.0)))) != Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + exp(Float32(Float32(0.0) / Float32(0.0))))) ? Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) : ((Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) != Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0)))) ? Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + exp(Float32(Float32(0.0) / Float32(0.0)))) : max(Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + exp(Float32(Float32(0.0) / Float32(0.0)))), Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0)))))))) * Float32(Float32(-dY_46_v) / Float32(1.0))) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(200000.0)) tmp_2 = Float32(0.0) if (t_5 >= Float32(Float32((floor(h) ^ Float32(2.0)) * dY_46_v) * dY_46_v)) tmp_2 = t_6; else tmp_2 = t_7; end tmp_1 = tmp_2; elseif (t_5 >= Float32(Float32(t_4 * dY_46_u) * dY_46_u)) tmp_1 = 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(h) * dX_46_v; t_2 = floor(w) * dY_46_u; t_3 = floor(h) * dY_46_v; t_4 = floor(w) ^ single(2.0); t_5 = (t_4 * dX_46_u) * dX_46_u; t_6 = (single(1.0) / sqrt(max(((t_0 * t_0) + (t_1 * t_1)), ((t_2 * t_2) + (t_3 * t_3))))) * t_1; t_7 = (-floor(h) / sqrt(max((((dX_46_u * floor(w)) ^ single(2.0)) + exp((single(0.0) / single(0.0)))), (((dY_46_u * floor(w)) ^ single(2.0)) + ((dY_46_v * floor(h)) ^ single(2.0)))))) * (-dY_46_v / single(1.0)); tmp_2 = single(0.0); if (dY_46_u <= single(200000.0)) tmp_3 = single(0.0); if (t_5 >= (((floor(h) ^ single(2.0)) * dY_46_v) * dY_46_v)) tmp_3 = t_6; else tmp_3 = t_7; end tmp_2 = tmp_3; elseif (t_5 >= ((t_4 * dY_46_u) * dY_46_u)) tmp_2 = 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 h\right\rfloor \cdot dX.v\\
t_2 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_3 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_4 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_5 := \left(t\_4 \cdot dX.u\right) \cdot dX.u\\
t_6 := \frac{1}{\sqrt{\mathsf{max}\left(t\_0 \cdot t\_0 + t\_1 \cdot t\_1, t\_2 \cdot t\_2 + t\_3 \cdot t\_3\right)}} \cdot t\_1\\
t_7 := \frac{-\left\lfloor h\right\rfloor }{\sqrt{\mathsf{max}\left({\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + e^{\frac{0}{0}}, {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\right)}} \cdot \frac{-dY.v}{1}\\
\mathbf{if}\;dY.u \leq 200000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_5 \geq \left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dY.v\right) \cdot dY.v:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}\\
\mathbf{elif}\;t\_5 \geq \left(t\_4 \cdot dY.u\right) \cdot dY.u:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}
\end{array}
if dY.u < 2e5Initial program 78.3%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3265.9
Applied rewrites65.9%
Applied rewrites67.1%
Taylor expanded in dY.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3265.9
Applied rewrites65.9%
if 2e5 < dY.u Initial program 72.1%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3262.5
Applied rewrites62.5%
Applied rewrites62.7%
Taylor expanded in dY.u around inf
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3262.7
Applied rewrites62.7%
(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 (* (floor w) dX.u))
(t_3 (* (floor h) dX.v)))
(if (>=
(* (* (pow (floor w) 2.0) dX.u) dX.u)
(* (* (pow (floor h) 2.0) dY.v) dY.v))
(*
(/
1.0
(sqrt (fmax (+ (* t_2 t_2) (* t_3 t_3)) (+ (* t_0 t_0) (* t_1 t_1)))))
t_3)
(*
(/
(- (floor h))
(sqrt
(fmax
(+ (pow (* dX.u (floor w)) 2.0) (exp (/ 0.0 0.0)))
(+ (pow (* dY.u (floor w)) 2.0) (pow (* dY.v (floor h)) 2.0)))))
(/ (- dY.v) 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(w) * dY_46_u;
float t_1 = floorf(h) * dY_46_v;
float t_2 = floorf(w) * dX_46_u;
float t_3 = floorf(h) * dX_46_v;
float tmp;
if (((powf(floorf(w), 2.0f) * dX_46_u) * dX_46_u) >= ((powf(floorf(h), 2.0f) * dY_46_v) * dY_46_v)) {
tmp = (1.0f / sqrtf(fmaxf(((t_2 * t_2) + (t_3 * t_3)), ((t_0 * t_0) + (t_1 * t_1))))) * t_3;
} else {
tmp = (-floorf(h) / sqrtf(fmaxf((powf((dX_46_u * floorf(w)), 2.0f) + expf((0.0f / 0.0f))), (powf((dY_46_u * floorf(w)), 2.0f) + powf((dY_46_v * floorf(h)), 2.0f))))) * (-dY_46_v / 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(w) * dY_46_u) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(floor(w) * dX_46_u) t_3 = Float32(floor(h) * dX_46_v) tmp = Float32(0.0) if (Float32(Float32((floor(w) ^ Float32(2.0)) * dX_46_u) * dX_46_u) >= Float32(Float32((floor(h) ^ Float32(2.0)) * dY_46_v) * dY_46_v)) tmp = Float32(Float32(Float32(1.0) / sqrt(((Float32(Float32(t_2 * t_2) + Float32(t_3 * t_3)) != Float32(Float32(t_2 * t_2) + Float32(t_3 * t_3))) ? 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_2 * t_2) + Float32(t_3 * t_3)) : max(Float32(Float32(t_2 * t_2) + Float32(t_3 * t_3)), Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1))))))) * t_3); else tmp = Float32(Float32(Float32(-floor(h)) / sqrt(((Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + exp(Float32(Float32(0.0) / Float32(0.0)))) != Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + exp(Float32(Float32(0.0) / Float32(0.0))))) ? Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) : ((Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) != Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0)))) ? Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + exp(Float32(Float32(0.0) / Float32(0.0)))) : max(Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + exp(Float32(Float32(0.0) / Float32(0.0)))), Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0)))))))) * Float32(Float32(-dY_46_v) / 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(w) * dY_46_u; t_1 = floor(h) * dY_46_v; t_2 = floor(w) * dX_46_u; t_3 = floor(h) * dX_46_v; tmp = single(0.0); if ((((floor(w) ^ single(2.0)) * dX_46_u) * dX_46_u) >= (((floor(h) ^ single(2.0)) * dY_46_v) * dY_46_v)) tmp = (single(1.0) / sqrt(max(((t_2 * t_2) + (t_3 * t_3)), ((t_0 * t_0) + (t_1 * t_1))))) * t_3; else tmp = (-floor(h) / sqrt(max((((dX_46_u * floor(w)) ^ single(2.0)) + exp((single(0.0) / single(0.0)))), (((dY_46_u * floor(w)) ^ single(2.0)) + ((dY_46_v * floor(h)) ^ single(2.0)))))) * (-dY_46_v / single(1.0)); 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 h\right\rfloor \cdot dY.v\\
t_2 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_3 := \left\lfloor h\right\rfloor \cdot dX.v\\
\mathbf{if}\;\left({\left(\left\lfloor w\right\rfloor \right)}^{2} \cdot dX.u\right) \cdot dX.u \geq \left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dY.v\right) \cdot dY.v:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_2 \cdot t\_2 + t\_3 \cdot t\_3, t\_0 \cdot t\_0 + t\_1 \cdot t\_1\right)}} \cdot t\_3\\
\mathbf{else}:\\
\;\;\;\;\frac{-\left\lfloor h\right\rfloor }{\sqrt{\mathsf{max}\left({\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + e^{\frac{0}{0}}, {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\right)}} \cdot \frac{-dY.v}{1}\\
\end{array}
\end{array}
Initial program 77.2%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3265.3
Applied rewrites65.3%
Applied rewrites66.2%
Taylor expanded in dY.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3261.5
Applied rewrites61.5%
herbie shell --seed 2024308
(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))))