
(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(fmax(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 8 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor w) dX.u))
(t_3 (+ (* t_2 t_2) (* t_0 t_0)))
(t_4 (* (floor h) dY.v))
(t_5 (+ (* t_1 t_1) (* t_4 t_4)))
(t_6 (/ 1.0 (sqrt (fmax t_3 t_5)))))
(if (>= t_3 t_5) (* t_6 t_0) (* t_6 t_4))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(w) * dX_46_u;
float t_3 = (t_2 * t_2) + (t_0 * t_0);
float t_4 = floorf(h) * dY_46_v;
float t_5 = (t_1 * t_1) + (t_4 * t_4);
float t_6 = 1.0f / sqrtf(fmaxf(t_3, t_5));
float tmp;
if (t_3 >= t_5) {
tmp = t_6 * t_0;
} else {
tmp = t_6 * t_4;
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(w) * dX_46_u) t_3 = Float32(Float32(t_2 * t_2) + Float32(t_0 * t_0)) t_4 = Float32(floor(h) * dY_46_v) t_5 = Float32(Float32(t_1 * t_1) + Float32(t_4 * t_4)) t_6 = Float32(Float32(1.0) / sqrt(fmax(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 (* (floor w) dY.u))
(t_2 (* dX.v (floor h)))
(t_3 (pow (* dX.u (floor w)) 2.0))
(t_4
(sqrt
(fmax
(+ (pow t_2 2.0) t_3)
(+ (pow (* dY.v (floor h)) 2.0) (pow (* dY.u (floor w)) 2.0)))))
(t_5 (* (floor h) dY.v)))
(if (>= (+ t_3 (* t_0 t_0)) (+ (* t_1 t_1) (* t_5 t_5)))
(/ t_2 t_4)
(* (/ 1.0 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 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = dX_46_v * floorf(h);
float t_3 = powf((dX_46_u * floorf(w)), 2.0f);
float t_4 = sqrtf(fmaxf((powf(t_2, 2.0f) + t_3), (powf((dY_46_v * floorf(h)), 2.0f) + powf((dY_46_u * floorf(w)), 2.0f))));
float t_5 = floorf(h) * dY_46_v;
float tmp;
if ((t_3 + (t_0 * t_0)) >= ((t_1 * t_1) + (t_5 * t_5))) {
tmp = t_2 / t_4;
} else {
tmp = (1.0f / t_4) * 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(dX_46_v * floor(h)) t_3 = Float32(dX_46_u * floor(w)) ^ Float32(2.0) t_4 = sqrt(fmax(Float32((t_2 ^ Float32(2.0)) + t_3), Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dY_46_u * floor(w)) ^ Float32(2.0))))) t_5 = Float32(floor(h) * dY_46_v) tmp = Float32(0.0) if (Float32(t_3 + Float32(t_0 * t_0)) >= Float32(Float32(t_1 * t_1) + Float32(t_5 * t_5))) tmp = Float32(t_2 / t_4); else tmp = Float32(Float32(Float32(1.0) / t_4) * 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 = dX_46_v * floor(h); t_3 = (dX_46_u * floor(w)) ^ single(2.0); t_4 = sqrt(max(((t_2 ^ single(2.0)) + t_3), (((dY_46_v * floor(h)) ^ single(2.0)) + ((dY_46_u * floor(w)) ^ single(2.0))))); t_5 = floor(h) * dY_46_v; tmp = single(0.0); if ((t_3 + (t_0 * t_0)) >= ((t_1 * t_1) + (t_5 * t_5))) tmp = t_2 / t_4; else tmp = (single(1.0) / t_4) * t_5; 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 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_3 := {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_4 := \sqrt{\mathsf{max}\left({t\_2}^{2} + t\_3, {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\right)}\\
t_5 := \left\lfloor h\right\rfloor \cdot dY.v\\
\mathbf{if}\;t\_3 + t\_0 \cdot t\_0 \geq t\_1 \cdot t\_1 + t\_5 \cdot t\_5:\\
\;\;\;\;\frac{t\_2}{t\_4}\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{t\_4} \cdot t\_5\\
\end{array}
\end{array}
Initial program 76.4%
lift-*.f32N/A
*-commutativeN/A
lift-/.f32N/A
frac-2negN/A
metadata-evalN/A
Applied rewrites76.6%
Applied rewrites76.6%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3276.6
Applied rewrites76.6%
Final simplification76.6%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (* dY.v (floor h)) 2.0))
(t_1 (pow (* dY.u (floor w)) 2.0))
(t_2 (* (floor w) dY.u))
(t_3 (* (floor h) dX.v))
(t_4 (pow (* dX.v (floor h)) 2.0))
(t_5 (pow (* dX.u (floor w)) 2.0))
(t_6 (* (floor h) dY.v)))
(if (>= (+ t_5 (* t_3 t_3)) (+ (* t_2 t_2) (* t_6 t_6)))
(* dX.v (/ (floor h) (sqrt (fmax (+ t_5 t_4) (- t_0 t_1)))))
(* (/ 1.0 (sqrt (fmax (+ t_4 t_5) (+ t_0 t_1)))) t_6))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = powf((dY_46_v * floorf(h)), 2.0f);
float t_1 = powf((dY_46_u * floorf(w)), 2.0f);
float t_2 = floorf(w) * dY_46_u;
float t_3 = floorf(h) * dX_46_v;
float t_4 = powf((dX_46_v * floorf(h)), 2.0f);
float t_5 = powf((dX_46_u * floorf(w)), 2.0f);
float t_6 = floorf(h) * dY_46_v;
float tmp;
if ((t_5 + (t_3 * t_3)) >= ((t_2 * t_2) + (t_6 * t_6))) {
tmp = dX_46_v * (floorf(h) / sqrtf(fmaxf((t_5 + t_4), (t_0 - t_1))));
} else {
tmp = (1.0f / sqrtf(fmaxf((t_4 + t_5), (t_0 + t_1)))) * t_6;
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dY_46_v * floor(h)) ^ Float32(2.0) t_1 = Float32(dY_46_u * floor(w)) ^ Float32(2.0) t_2 = Float32(floor(w) * dY_46_u) t_3 = Float32(floor(h) * dX_46_v) t_4 = Float32(dX_46_v * floor(h)) ^ Float32(2.0) t_5 = Float32(dX_46_u * floor(w)) ^ Float32(2.0) t_6 = Float32(floor(h) * dY_46_v) tmp = Float32(0.0) if (Float32(t_5 + Float32(t_3 * t_3)) >= Float32(Float32(t_2 * t_2) + Float32(t_6 * t_6))) tmp = Float32(dX_46_v * Float32(floor(h) / sqrt(fmax(Float32(t_5 + t_4), Float32(t_0 - t_1))))); else tmp = Float32(Float32(Float32(1.0) / sqrt(fmax(Float32(t_4 + t_5), Float32(t_0 + t_1)))) * t_6); 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 = (dY_46_v * floor(h)) ^ single(2.0); t_1 = (dY_46_u * floor(w)) ^ single(2.0); t_2 = floor(w) * dY_46_u; t_3 = floor(h) * dX_46_v; t_4 = (dX_46_v * floor(h)) ^ single(2.0); t_5 = (dX_46_u * floor(w)) ^ single(2.0); t_6 = floor(h) * dY_46_v; tmp = single(0.0); if ((t_5 + (t_3 * t_3)) >= ((t_2 * t_2) + (t_6 * t_6))) tmp = dX_46_v * (floor(h) / sqrt(max((t_5 + t_4), (t_0 - t_1)))); else tmp = (single(1.0) / sqrt(max((t_4 + t_5), (t_0 + t_1)))) * t_6; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_1 := {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_2 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_3 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_4 := {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_5 := {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_6 := \left\lfloor h\right\rfloor \cdot dY.v\\
\mathbf{if}\;t\_5 + t\_3 \cdot t\_3 \geq t\_2 \cdot t\_2 + t\_6 \cdot t\_6:\\
\;\;\;\;dX.v \cdot \frac{\left\lfloor h\right\rfloor }{\sqrt{\mathsf{max}\left(t\_5 + t\_4, t\_0 - t\_1\right)}}\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_4 + t\_5, t\_0 + t\_1\right)}} \cdot t\_6\\
\end{array}
\end{array}
Initial program 76.4%
lift-*.f32N/A
*-commutativeN/A
lift-/.f32N/A
frac-2negN/A
metadata-evalN/A
Applied rewrites76.6%
Applied rewrites76.6%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3276.6
Applied rewrites76.6%
Applied rewrites76.5%
Final simplification76.5%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dX.u))
(t_1 (pow (* dY.u (floor w)) 2.0))
(t_2 (* dX.u (floor w)))
(t_3 (pow t_2 2.0))
(t_4 (pow (* dY.v (floor h)) 2.0))
(t_5 (* (floor w) dY.u))
(t_6 (* (floor h) dX.v))
(t_7 (* t_6 t_6))
(t_8 (* dX.v (floor h)))
(t_9 (pow t_8 2.0))
(t_10 (sqrt (fmax (+ t_9 t_3) (+ t_4 t_1))))
(t_11 (* (floor h) dY.v))
(t_12 (* t_11 t_11))
(t_13 (+ (* t_5 t_5) t_12)))
(if (<= dX.u 600000000.0)
(if (>= (* (* (pow (floor h) 2.0) dX.v) dX.v) (+ t_1 t_12))
(*
(/ 1.0 (sqrt (fmax (+ (* (sqrt (pow t_2 3.0)) (sqrt t_2)) t_7) t_13)))
t_6)
(* (/ 1.0 (sqrt (fmax (+ (* t_0 t_0) t_7) t_13))) t_11))
(if (>= (+ t_3 t_9) (- t_4 t_1)) (/ t_8 t_10) (* (/ 1.0 t_10) t_11)))))
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((dY_46_u * floorf(w)), 2.0f);
float t_2 = dX_46_u * floorf(w);
float t_3 = powf(t_2, 2.0f);
float t_4 = powf((dY_46_v * floorf(h)), 2.0f);
float t_5 = floorf(w) * dY_46_u;
float t_6 = floorf(h) * dX_46_v;
float t_7 = t_6 * t_6;
float t_8 = dX_46_v * floorf(h);
float t_9 = powf(t_8, 2.0f);
float t_10 = sqrtf(fmaxf((t_9 + t_3), (t_4 + t_1)));
float t_11 = floorf(h) * dY_46_v;
float t_12 = t_11 * t_11;
float t_13 = (t_5 * t_5) + t_12;
float tmp_1;
if (dX_46_u <= 600000000.0f) {
float tmp_2;
if (((powf(floorf(h), 2.0f) * dX_46_v) * dX_46_v) >= (t_1 + t_12)) {
tmp_2 = (1.0f / sqrtf(fmaxf(((sqrtf(powf(t_2, 3.0f)) * sqrtf(t_2)) + t_7), t_13))) * t_6;
} else {
tmp_2 = (1.0f / sqrtf(fmaxf(((t_0 * t_0) + t_7), t_13))) * t_11;
}
tmp_1 = tmp_2;
} else if ((t_3 + t_9) >= (t_4 - t_1)) {
tmp_1 = t_8 / t_10;
} else {
tmp_1 = (1.0f / t_10) * t_11;
}
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(dY_46_u * floor(w)) ^ Float32(2.0) t_2 = Float32(dX_46_u * floor(w)) t_3 = t_2 ^ Float32(2.0) t_4 = Float32(dY_46_v * floor(h)) ^ Float32(2.0) t_5 = Float32(floor(w) * dY_46_u) t_6 = Float32(floor(h) * dX_46_v) t_7 = Float32(t_6 * t_6) t_8 = Float32(dX_46_v * floor(h)) t_9 = t_8 ^ Float32(2.0) t_10 = sqrt(fmax(Float32(t_9 + t_3), Float32(t_4 + t_1))) t_11 = Float32(floor(h) * dY_46_v) t_12 = Float32(t_11 * t_11) t_13 = Float32(Float32(t_5 * t_5) + t_12) tmp_1 = Float32(0.0) if (dX_46_u <= Float32(600000000.0)) tmp_2 = Float32(0.0) if (Float32(Float32((floor(h) ^ Float32(2.0)) * dX_46_v) * dX_46_v) >= Float32(t_1 + t_12)) tmp_2 = Float32(Float32(Float32(1.0) / sqrt(fmax(Float32(Float32(sqrt((t_2 ^ Float32(3.0))) * sqrt(t_2)) + t_7), t_13))) * t_6); else tmp_2 = Float32(Float32(Float32(1.0) / sqrt(fmax(Float32(Float32(t_0 * t_0) + t_7), t_13))) * t_11); end tmp_1 = tmp_2; elseif (Float32(t_3 + t_9) >= Float32(t_4 - t_1)) tmp_1 = Float32(t_8 / t_10); else tmp_1 = Float32(Float32(Float32(1.0) / t_10) * t_11); 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 = (dY_46_u * floor(w)) ^ single(2.0); t_2 = dX_46_u * floor(w); t_3 = t_2 ^ single(2.0); t_4 = (dY_46_v * floor(h)) ^ single(2.0); t_5 = floor(w) * dY_46_u; t_6 = floor(h) * dX_46_v; t_7 = t_6 * t_6; t_8 = dX_46_v * floor(h); t_9 = t_8 ^ single(2.0); t_10 = sqrt(max((t_9 + t_3), (t_4 + t_1))); t_11 = floor(h) * dY_46_v; t_12 = t_11 * t_11; t_13 = (t_5 * t_5) + t_12; tmp_2 = single(0.0); if (dX_46_u <= single(600000000.0)) tmp_3 = single(0.0); if ((((floor(h) ^ single(2.0)) * dX_46_v) * dX_46_v) >= (t_1 + t_12)) tmp_3 = (single(1.0) / sqrt(max(((sqrt((t_2 ^ single(3.0))) * sqrt(t_2)) + t_7), t_13))) * t_6; else tmp_3 = (single(1.0) / sqrt(max(((t_0 * t_0) + t_7), t_13))) * t_11; end tmp_2 = tmp_3; elseif ((t_3 + t_9) >= (t_4 - t_1)) tmp_2 = t_8 / t_10; else tmp_2 = (single(1.0) / t_10) * t_11; 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(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_2 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_3 := {t\_2}^{2}\\
t_4 := {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_5 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_6 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_7 := t\_6 \cdot t\_6\\
t_8 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_9 := {t\_8}^{2}\\
t_10 := \sqrt{\mathsf{max}\left(t\_9 + t\_3, t\_4 + t\_1\right)}\\
t_11 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_12 := t\_11 \cdot t\_11\\
t_13 := t\_5 \cdot t\_5 + t\_12\\
\mathbf{if}\;dX.u \leq 600000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;\left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dX.v\right) \cdot dX.v \geq t\_1 + t\_12:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(\sqrt{{t\_2}^{3}} \cdot \sqrt{t\_2} + t\_7, t\_13\right)}} \cdot t\_6\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_0 \cdot t\_0 + t\_7, t\_13\right)}} \cdot t\_11\\
\end{array}\\
\mathbf{elif}\;t\_3 + t\_9 \geq t\_4 - t\_1:\\
\;\;\;\;\frac{t\_8}{t\_10}\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{t\_10} \cdot t\_11\\
\end{array}
\end{array}
if dX.u < 6e8Initial program 76.2%
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%
lift-*.f32N/A
pow2N/A
lower-pow.f3268.9
lift-*.f32N/A
*-commutativeN/A
lift-*.f3268.9
Applied rewrites68.9%
Applied rewrites59.4%
if 6e8 < dX.u Initial program 77.3%
lift-*.f32N/A
*-commutativeN/A
lift-/.f32N/A
frac-2negN/A
metadata-evalN/A
Applied rewrites77.5%
Applied rewrites77.5%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3277.5
Applied rewrites77.5%
Applied rewrites72.8%
Final simplification61.3%
(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) dX.u))
(t_2 (pow (* dY.u (floor w)) 2.0))
(t_3 (* dX.u (floor w)))
(t_4 (pow (floor h) 2.0))
(t_5 (* (floor h) dX.v))
(t_6 (* t_5 t_5))
(t_7 (* (floor h) dY.v))
(t_8 (* t_7 t_7))
(t_9 (* (floor w) dY.u))
(t_10 (+ (* t_9 t_9) t_8))
(t_11 (* t_4 dX.v))
(t_12 (* t_11 dX.v))
(t_13 (* (/ 1.0 (sqrt (fmax (+ (* t_1 t_1) t_6) t_10))) t_7)))
(if (<= dX.u 600000000.0)
(if (>= t_12 (+ t_2 t_8))
(*
(/ 1.0 (sqrt (fmax (+ (* (sqrt (pow t_3 3.0)) (sqrt t_3)) t_6) t_10)))
t_5)
t_13)
(if (>= t_12 (+ (- t_2) t_8))
(*
(/
1.0
(sqrt
(fmax
(fma t_11 dX.v (* (* t_0 dX.u) dX.u))
(fma (* t_4 dY.v) dY.v (* (* t_0 dY.u) dY.u)))))
t_5)
t_13))))
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) * dX_46_u;
float t_2 = powf((dY_46_u * floorf(w)), 2.0f);
float t_3 = dX_46_u * floorf(w);
float t_4 = powf(floorf(h), 2.0f);
float t_5 = floorf(h) * dX_46_v;
float t_6 = t_5 * t_5;
float t_7 = floorf(h) * dY_46_v;
float t_8 = t_7 * t_7;
float t_9 = floorf(w) * dY_46_u;
float t_10 = (t_9 * t_9) + t_8;
float t_11 = t_4 * dX_46_v;
float t_12 = t_11 * dX_46_v;
float t_13 = (1.0f / sqrtf(fmaxf(((t_1 * t_1) + t_6), t_10))) * t_7;
float tmp_1;
if (dX_46_u <= 600000000.0f) {
float tmp_2;
if (t_12 >= (t_2 + t_8)) {
tmp_2 = (1.0f / sqrtf(fmaxf(((sqrtf(powf(t_3, 3.0f)) * sqrtf(t_3)) + t_6), t_10))) * t_5;
} else {
tmp_2 = t_13;
}
tmp_1 = tmp_2;
} else if (t_12 >= (-t_2 + t_8)) {
tmp_1 = (1.0f / sqrtf(fmaxf(fmaf(t_11, dX_46_v, ((t_0 * dX_46_u) * dX_46_u)), fmaf((t_4 * dY_46_v), dY_46_v, ((t_0 * dY_46_u) * dY_46_u))))) * t_5;
} else {
tmp_1 = t_13;
}
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) * dX_46_u) t_2 = Float32(dY_46_u * floor(w)) ^ Float32(2.0) t_3 = Float32(dX_46_u * floor(w)) t_4 = floor(h) ^ Float32(2.0) t_5 = Float32(floor(h) * dX_46_v) t_6 = Float32(t_5 * t_5) t_7 = Float32(floor(h) * dY_46_v) t_8 = Float32(t_7 * t_7) t_9 = Float32(floor(w) * dY_46_u) t_10 = Float32(Float32(t_9 * t_9) + t_8) t_11 = Float32(t_4 * dX_46_v) t_12 = Float32(t_11 * dX_46_v) t_13 = Float32(Float32(Float32(1.0) / sqrt(fmax(Float32(Float32(t_1 * t_1) + t_6), t_10))) * t_7) tmp_1 = Float32(0.0) if (dX_46_u <= Float32(600000000.0)) tmp_2 = Float32(0.0) if (t_12 >= Float32(t_2 + t_8)) tmp_2 = Float32(Float32(Float32(1.0) / sqrt(fmax(Float32(Float32(sqrt((t_3 ^ Float32(3.0))) * sqrt(t_3)) + t_6), t_10))) * t_5); else tmp_2 = t_13; end tmp_1 = tmp_2; elseif (t_12 >= Float32(Float32(-t_2) + t_8)) tmp_1 = Float32(Float32(Float32(1.0) / sqrt(fmax(fma(t_11, dX_46_v, Float32(Float32(t_0 * dX_46_u) * dX_46_u)), fma(Float32(t_4 * dY_46_v), dY_46_v, Float32(Float32(t_0 * dY_46_u) * dY_46_u))))) * t_5); else tmp_1 = t_13; end return tmp_1 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_1 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_2 := {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_3 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_4 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_5 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_6 := t\_5 \cdot t\_5\\
t_7 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_8 := t\_7 \cdot t\_7\\
t_9 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_10 := t\_9 \cdot t\_9 + t\_8\\
t_11 := t\_4 \cdot dX.v\\
t_12 := t\_11 \cdot dX.v\\
t_13 := \frac{1}{\sqrt{\mathsf{max}\left(t\_1 \cdot t\_1 + t\_6, t\_10\right)}} \cdot t\_7\\
\mathbf{if}\;dX.u \leq 600000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_12 \geq t\_2 + t\_8:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(\sqrt{{t\_3}^{3}} \cdot \sqrt{t\_3} + t\_6, t\_10\right)}} \cdot t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_13\\
\end{array}\\
\mathbf{elif}\;t\_12 \geq \left(-t\_2\right) + t\_8:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(\mathsf{fma}\left(t\_11, dX.v, \left(t\_0 \cdot dX.u\right) \cdot dX.u\right), \mathsf{fma}\left(t\_4 \cdot dY.v, dY.v, \left(t\_0 \cdot dY.u\right) \cdot dY.u\right)\right)}} \cdot t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_13\\
\end{array}
\end{array}
if dX.u < 6e8Initial program 76.2%
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%
lift-*.f32N/A
pow2N/A
lower-pow.f3268.9
lift-*.f32N/A
*-commutativeN/A
lift-*.f3268.9
Applied rewrites68.9%
Applied rewrites59.4%
if 6e8 < dX.u Initial program 77.3%
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.f3247.5
Applied rewrites47.5%
lift-sqrt.f32N/A
pow1/2N/A
Applied rewrites47.3%
Taylor expanded in w around 0
Applied rewrites47.5%
Applied rewrites64.9%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (floor w) 2.0))
(t_1 (* (* t_0 dY.u) dY.u))
(t_2 (* (floor w) dX.u))
(t_3 (pow (* dY.u (floor w)) 2.0))
(t_4 (* (floor h) dX.v))
(t_5 (+ (* t_2 t_2) (* t_4 t_4)))
(t_6 (* (floor w) dY.u))
(t_7 (* (floor h) dY.v))
(t_8 (* t_7 t_7))
(t_9 (pow (floor h) 2.0))
(t_10 (* t_9 dX.v))
(t_11 (* t_10 dX.v))
(t_12 (/ 1.0 (sqrt (fmax t_5 (+ (* t_6 t_6) t_8))))))
(if (<= dX.u 600000000.0)
(if (>= t_11 (+ t_3 (pow (* dY.v (floor h)) 2.0)))
(* t_12 t_4)
(* (/ 1.0 (sqrt (fmax t_5 (+ t_1 t_8)))) t_7))
(if (>= t_11 (+ (- t_3) t_8))
(*
(/
1.0
(sqrt
(fmax
(fma t_10 dX.v (* (* t_0 dX.u) dX.u))
(fma (* t_9 dY.v) dY.v t_1))))
t_4)
(* t_12 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 = powf(floorf(w), 2.0f);
float t_1 = (t_0 * dY_46_u) * dY_46_u;
float t_2 = floorf(w) * dX_46_u;
float t_3 = powf((dY_46_u * floorf(w)), 2.0f);
float t_4 = floorf(h) * dX_46_v;
float t_5 = (t_2 * t_2) + (t_4 * t_4);
float t_6 = floorf(w) * dY_46_u;
float t_7 = floorf(h) * dY_46_v;
float t_8 = t_7 * t_7;
float t_9 = powf(floorf(h), 2.0f);
float t_10 = t_9 * dX_46_v;
float t_11 = t_10 * dX_46_v;
float t_12 = 1.0f / sqrtf(fmaxf(t_5, ((t_6 * t_6) + t_8)));
float tmp_1;
if (dX_46_u <= 600000000.0f) {
float tmp_2;
if (t_11 >= (t_3 + powf((dY_46_v * floorf(h)), 2.0f))) {
tmp_2 = t_12 * t_4;
} else {
tmp_2 = (1.0f / sqrtf(fmaxf(t_5, (t_1 + t_8)))) * t_7;
}
tmp_1 = tmp_2;
} else if (t_11 >= (-t_3 + t_8)) {
tmp_1 = (1.0f / sqrtf(fmaxf(fmaf(t_10, dX_46_v, ((t_0 * dX_46_u) * dX_46_u)), fmaf((t_9 * dY_46_v), dY_46_v, t_1)))) * t_4;
} else {
tmp_1 = t_12 * t_7;
}
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(Float32(t_0 * dY_46_u) * dY_46_u) t_2 = Float32(floor(w) * dX_46_u) t_3 = Float32(dY_46_u * floor(w)) ^ Float32(2.0) t_4 = Float32(floor(h) * dX_46_v) t_5 = Float32(Float32(t_2 * t_2) + Float32(t_4 * t_4)) t_6 = Float32(floor(w) * dY_46_u) t_7 = Float32(floor(h) * dY_46_v) t_8 = Float32(t_7 * t_7) t_9 = floor(h) ^ Float32(2.0) t_10 = Float32(t_9 * dX_46_v) t_11 = Float32(t_10 * dX_46_v) t_12 = Float32(Float32(1.0) / sqrt(fmax(t_5, Float32(Float32(t_6 * t_6) + t_8)))) tmp_1 = Float32(0.0) if (dX_46_u <= Float32(600000000.0)) tmp_2 = Float32(0.0) if (t_11 >= Float32(t_3 + (Float32(dY_46_v * floor(h)) ^ Float32(2.0)))) tmp_2 = Float32(t_12 * t_4); else tmp_2 = Float32(Float32(Float32(1.0) / sqrt(fmax(t_5, Float32(t_1 + t_8)))) * t_7); end tmp_1 = tmp_2; elseif (t_11 >= Float32(Float32(-t_3) + t_8)) tmp_1 = Float32(Float32(Float32(1.0) / sqrt(fmax(fma(t_10, dX_46_v, Float32(Float32(t_0 * dX_46_u) * dX_46_u)), fma(Float32(t_9 * dY_46_v), dY_46_v, t_1)))) * t_4); else tmp_1 = Float32(t_12 * t_7); end return tmp_1 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_1 := \left(t\_0 \cdot dY.u\right) \cdot dY.u\\
t_2 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_3 := {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_4 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_5 := t\_2 \cdot t\_2 + t\_4 \cdot t\_4\\
t_6 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_7 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_8 := t\_7 \cdot t\_7\\
t_9 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_10 := t\_9 \cdot dX.v\\
t_11 := t\_10 \cdot dX.v\\
t_12 := \frac{1}{\sqrt{\mathsf{max}\left(t\_5, t\_6 \cdot t\_6 + t\_8\right)}}\\
\mathbf{if}\;dX.u \leq 600000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_11 \geq t\_3 + {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}:\\
\;\;\;\;t\_12 \cdot t\_4\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_5, t\_1 + t\_8\right)}} \cdot t\_7\\
\end{array}\\
\mathbf{elif}\;t\_11 \geq \left(-t\_3\right) + t\_8:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(\mathsf{fma}\left(t\_10, dX.v, \left(t\_0 \cdot dX.u\right) \cdot dX.u\right), \mathsf{fma}\left(t\_9 \cdot dY.v, dY.v, t\_1\right)\right)}} \cdot t\_4\\
\mathbf{else}:\\
\;\;\;\;t\_12 \cdot t\_7\\
\end{array}
\end{array}
if dX.u < 6e8Initial program 76.2%
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%
lift-*.f32N/A
pow2N/A
lower-pow.f3268.9
lift-*.f32N/A
*-commutativeN/A
lift-*.f3268.9
Applied rewrites68.9%
lift-*.f32N/A
pow2N/A
lower-pow.f3268.9
lift-*.f32N/A
*-commutativeN/A
lift-*.f3268.9
Applied rewrites68.9%
lift-*.f32N/A
lift-*.f32N/A
lift-*.f32N/A
swap-sqrN/A
unpow2N/A
lift-pow.f32N/A
associate-*l*N/A
lift-*.f32N/A
lift-*.f3268.9
Applied rewrites68.9%
if 6e8 < dX.u Initial program 77.3%
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.f3247.5
Applied rewrites47.5%
lift-sqrt.f32N/A
pow1/2N/A
Applied rewrites47.3%
Taylor expanded in w around 0
Applied rewrites47.5%
Applied rewrites64.9%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dX.u))
(t_1 (pow (* dY.u (floor w)) 2.0))
(t_2 (* (floor h) dX.v))
(t_3 (+ (* t_0 t_0) (* t_2 t_2)))
(t_4 (* (floor w) dY.u))
(t_5 (* (floor h) dY.v))
(t_6 (pow (* dY.v (floor h)) 2.0))
(t_7 (* t_5 t_5))
(t_8 (/ 1.0 (sqrt (fmax t_3 (+ (* t_4 t_4) t_7)))))
(t_9 (* t_8 t_2)))
(if (<= dX.u 600000000.0)
(if (>= (* (* (pow (floor h) 2.0) dX.v) dX.v) (+ t_1 t_6))
t_9
(*
(/ 1.0 (sqrt (fmax t_3 (+ (* (* (pow (floor w) 2.0) dY.u) dY.u) t_7))))
t_5))
(if (>= (pow (* dX.v (floor h)) 2.0) (- t_6 t_1)) t_9 (* t_8 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) * dX_46_u;
float t_1 = powf((dY_46_u * floorf(w)), 2.0f);
float t_2 = floorf(h) * dX_46_v;
float t_3 = (t_0 * t_0) + (t_2 * t_2);
float t_4 = floorf(w) * dY_46_u;
float t_5 = floorf(h) * dY_46_v;
float t_6 = powf((dY_46_v * floorf(h)), 2.0f);
float t_7 = t_5 * t_5;
float t_8 = 1.0f / sqrtf(fmaxf(t_3, ((t_4 * t_4) + t_7)));
float t_9 = t_8 * t_2;
float tmp_1;
if (dX_46_u <= 600000000.0f) {
float tmp_2;
if (((powf(floorf(h), 2.0f) * dX_46_v) * dX_46_v) >= (t_1 + t_6)) {
tmp_2 = t_9;
} else {
tmp_2 = (1.0f / sqrtf(fmaxf(t_3, (((powf(floorf(w), 2.0f) * dY_46_u) * dY_46_u) + t_7)))) * t_5;
}
tmp_1 = tmp_2;
} else if (powf((dX_46_v * floorf(h)), 2.0f) >= (t_6 - t_1)) {
tmp_1 = t_9;
} else {
tmp_1 = t_8 * 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) * dX_46_u) t_1 = Float32(dY_46_u * floor(w)) ^ Float32(2.0) t_2 = Float32(floor(h) * dX_46_v) t_3 = Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2)) t_4 = Float32(floor(w) * dY_46_u) t_5 = Float32(floor(h) * dY_46_v) t_6 = Float32(dY_46_v * floor(h)) ^ Float32(2.0) t_7 = Float32(t_5 * t_5) t_8 = Float32(Float32(1.0) / sqrt(fmax(t_3, Float32(Float32(t_4 * t_4) + t_7)))) t_9 = Float32(t_8 * t_2) tmp_1 = Float32(0.0) if (dX_46_u <= Float32(600000000.0)) tmp_2 = Float32(0.0) if (Float32(Float32((floor(h) ^ Float32(2.0)) * dX_46_v) * dX_46_v) >= Float32(t_1 + t_6)) tmp_2 = t_9; else tmp_2 = Float32(Float32(Float32(1.0) / sqrt(fmax(t_3, Float32(Float32(Float32((floor(w) ^ Float32(2.0)) * dY_46_u) * dY_46_u) + t_7)))) * t_5); end tmp_1 = tmp_2; elseif ((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) >= Float32(t_6 - t_1)) tmp_1 = t_9; else tmp_1 = Float32(t_8 * 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) * dX_46_u; t_1 = (dY_46_u * floor(w)) ^ single(2.0); t_2 = floor(h) * dX_46_v; t_3 = (t_0 * t_0) + (t_2 * t_2); t_4 = floor(w) * dY_46_u; t_5 = floor(h) * dY_46_v; t_6 = (dY_46_v * floor(h)) ^ single(2.0); t_7 = t_5 * t_5; t_8 = single(1.0) / sqrt(max(t_3, ((t_4 * t_4) + t_7))); t_9 = t_8 * t_2; tmp_2 = single(0.0); if (dX_46_u <= single(600000000.0)) tmp_3 = single(0.0); if ((((floor(h) ^ single(2.0)) * dX_46_v) * dX_46_v) >= (t_1 + t_6)) tmp_3 = t_9; else tmp_3 = (single(1.0) / sqrt(max(t_3, ((((floor(w) ^ single(2.0)) * dY_46_u) * dY_46_u) + t_7)))) * t_5; end tmp_2 = tmp_3; elseif (((dX_46_v * floor(h)) ^ single(2.0)) >= (t_6 - t_1)) tmp_2 = t_9; else tmp_2 = t_8 * t_5; 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(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_2 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_3 := t\_0 \cdot t\_0 + t\_2 \cdot t\_2\\
t_4 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_5 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_6 := {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_7 := t\_5 \cdot t\_5\\
t_8 := \frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_4 \cdot t\_4 + t\_7\right)}}\\
t_9 := t\_8 \cdot t\_2\\
\mathbf{if}\;dX.u \leq 600000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;\left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dX.v\right) \cdot dX.v \geq t\_1 + t\_6:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_3, \left({\left(\left\lfloor w\right\rfloor \right)}^{2} \cdot dY.u\right) \cdot dY.u + t\_7\right)}} \cdot t\_5\\
\end{array}\\
\mathbf{elif}\;{\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} \geq t\_6 - t\_1:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;t\_8 \cdot t\_5\\
\end{array}
\end{array}
if dX.u < 6e8Initial program 76.2%
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%
lift-*.f32N/A
pow2N/A
lower-pow.f3268.9
lift-*.f32N/A
*-commutativeN/A
lift-*.f3268.9
Applied rewrites68.9%
lift-*.f32N/A
pow2N/A
lower-pow.f3268.9
lift-*.f32N/A
*-commutativeN/A
lift-*.f3268.9
Applied rewrites68.9%
lift-*.f32N/A
lift-*.f32N/A
lift-*.f32N/A
swap-sqrN/A
unpow2N/A
lift-pow.f32N/A
associate-*l*N/A
lift-*.f32N/A
lift-*.f3268.9
Applied rewrites68.9%
if 6e8 < dX.u Initial program 77.3%
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.f3247.5
Applied rewrites47.5%
lift-*.f32N/A
pow2N/A
lower-pow.f3247.5
lift-*.f32N/A
*-commutativeN/A
lift-*.f3247.5
Applied rewrites47.5%
lift-*.f32N/A
pow2N/A
lower-pow.f3247.5
lift-*.f32N/A
*-commutativeN/A
lift-*.f3247.5
Applied rewrites47.5%
Applied rewrites64.9%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dX.u))
(t_1 (pow (* dY.u (floor w)) 2.0))
(t_2 (* (floor h) dX.v))
(t_3 (* (floor w) dY.u))
(t_4 (pow (* dY.v (floor h)) 2.0))
(t_5 (* (floor h) dY.v))
(t_6 (pow (* dX.v (floor h)) 2.0))
(t_7
(/
1.0
(sqrt
(fmax (+ (* t_0 t_0) (* t_2 t_2)) (+ (* t_3 t_3) (* t_5 t_5))))))
(t_8 (* t_7 t_5))
(t_9 (* t_7 t_2)))
(if (<= dX.u 600000000.0)
(if (>= t_6 (+ t_1 t_4)) t_9 t_8)
(if (>= t_6 (- t_4 t_1)) t_9 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) * dX_46_u;
float t_1 = powf((dY_46_u * floorf(w)), 2.0f);
float t_2 = floorf(h) * dX_46_v;
float t_3 = floorf(w) * dY_46_u;
float t_4 = powf((dY_46_v * floorf(h)), 2.0f);
float t_5 = floorf(h) * dY_46_v;
float t_6 = powf((dX_46_v * floorf(h)), 2.0f);
float t_7 = 1.0f / sqrtf(fmaxf(((t_0 * t_0) + (t_2 * t_2)), ((t_3 * t_3) + (t_5 * t_5))));
float t_8 = t_7 * t_5;
float t_9 = t_7 * t_2;
float tmp_1;
if (dX_46_u <= 600000000.0f) {
float tmp_2;
if (t_6 >= (t_1 + t_4)) {
tmp_2 = t_9;
} else {
tmp_2 = t_8;
}
tmp_1 = tmp_2;
} else if (t_6 >= (t_4 - t_1)) {
tmp_1 = t_9;
} 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) * dX_46_u) t_1 = Float32(dY_46_u * floor(w)) ^ Float32(2.0) t_2 = Float32(floor(h) * dX_46_v) t_3 = Float32(floor(w) * dY_46_u) t_4 = Float32(dY_46_v * floor(h)) ^ Float32(2.0) t_5 = Float32(floor(h) * dY_46_v) t_6 = Float32(dX_46_v * floor(h)) ^ Float32(2.0) t_7 = Float32(Float32(1.0) / sqrt(fmax(Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2)), Float32(Float32(t_3 * t_3) + Float32(t_5 * t_5))))) t_8 = Float32(t_7 * t_5) t_9 = Float32(t_7 * t_2) tmp_1 = Float32(0.0) if (dX_46_u <= Float32(600000000.0)) tmp_2 = Float32(0.0) if (t_6 >= Float32(t_1 + t_4)) tmp_2 = t_9; else tmp_2 = t_8; end tmp_1 = tmp_2; elseif (t_6 >= Float32(t_4 - t_1)) tmp_1 = t_9; 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) * dX_46_u; t_1 = (dY_46_u * floor(w)) ^ single(2.0); t_2 = floor(h) * dX_46_v; t_3 = floor(w) * dY_46_u; t_4 = (dY_46_v * floor(h)) ^ single(2.0); t_5 = floor(h) * dY_46_v; t_6 = (dX_46_v * floor(h)) ^ single(2.0); t_7 = single(1.0) / sqrt(max(((t_0 * t_0) + (t_2 * t_2)), ((t_3 * t_3) + (t_5 * t_5)))); t_8 = t_7 * t_5; t_9 = t_7 * t_2; tmp_2 = single(0.0); if (dX_46_u <= single(600000000.0)) tmp_3 = single(0.0); if (t_6 >= (t_1 + t_4)) tmp_3 = t_9; else tmp_3 = t_8; end tmp_2 = tmp_3; elseif (t_6 >= (t_4 - t_1)) tmp_2 = t_9; 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 dX.u\\
t_1 := {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_2 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_3 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_4 := {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_5 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_6 := {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_7 := \frac{1}{\sqrt{\mathsf{max}\left(t\_0 \cdot t\_0 + t\_2 \cdot t\_2, t\_3 \cdot t\_3 + t\_5 \cdot t\_5\right)}}\\
t_8 := t\_7 \cdot t\_5\\
t_9 := t\_7 \cdot t\_2\\
\mathbf{if}\;dX.u \leq 600000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_6 \geq t\_1 + t\_4:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}\\
\mathbf{elif}\;t\_6 \geq t\_4 - t\_1:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}
\end{array}
if dX.u < 6e8Initial program 76.2%
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%
lift-*.f32N/A
pow2N/A
lower-pow.f3268.9
lift-*.f32N/A
*-commutativeN/A
lift-*.f3268.9
Applied rewrites68.9%
lift-*.f32N/A
pow2N/A
lower-pow.f3268.9
lift-*.f32N/A
*-commutativeN/A
lift-*.f3268.9
Applied rewrites68.9%
Applied rewrites68.9%
if 6e8 < dX.u Initial program 77.3%
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.f3247.5
Applied rewrites47.5%
lift-*.f32N/A
pow2N/A
lower-pow.f3247.5
lift-*.f32N/A
*-commutativeN/A
lift-*.f3247.5
Applied rewrites47.5%
lift-*.f32N/A
pow2N/A
lower-pow.f3247.5
lift-*.f32N/A
*-commutativeN/A
lift-*.f3247.5
Applied rewrites47.5%
Applied rewrites64.9%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dY.v))
(t_3 (* (floor w) dX.u))
(t_4
(/
1.0
(sqrt
(fmax (+ (* t_3 t_3) (* t_0 t_0)) (+ (* t_1 t_1) (* t_2 t_2)))))))
(if (>=
(pow (* dX.v (floor h)) 2.0)
(+ (pow (* dY.u (floor w)) 2.0) (pow (* dY.v (floor h)) 2.0)))
(* t_4 t_0)
(* t_4 t_2))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dY_46_v;
float t_3 = floorf(w) * dX_46_u;
float t_4 = 1.0f / sqrtf(fmaxf(((t_3 * t_3) + (t_0 * t_0)), ((t_1 * t_1) + (t_2 * t_2))));
float tmp;
if (powf((dX_46_v * floorf(h)), 2.0f) >= (powf((dY_46_u * floorf(w)), 2.0f) + powf((dY_46_v * floorf(h)), 2.0f))) {
tmp = t_4 * t_0;
} else {
tmp = t_4 * t_2;
}
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(h) * dY_46_v) t_3 = Float32(floor(w) * dX_46_u) t_4 = Float32(Float32(1.0) / sqrt(fmax(Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)), Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2))))) tmp = Float32(0.0) if ((Float32(dX_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)))) tmp = Float32(t_4 * t_0); else tmp = Float32(t_4 * t_2); 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(h) * dY_46_v; t_3 = floor(w) * dX_46_u; t_4 = single(1.0) / sqrt(max(((t_3 * t_3) + (t_0 * t_0)), ((t_1 * t_1) + (t_2 * t_2)))); tmp = single(0.0); if (((dX_46_v * floor(h)) ^ single(2.0)) >= (((dY_46_u * floor(w)) ^ single(2.0)) + ((dY_46_v * floor(h)) ^ single(2.0)))) tmp = t_4 * t_0; else tmp = t_4 * t_2; 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 h\right\rfloor \cdot dY.v\\
t_3 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_4 := \frac{1}{\sqrt{\mathsf{max}\left(t\_3 \cdot t\_3 + t\_0 \cdot t\_0, t\_1 \cdot t\_1 + t\_2 \cdot t\_2\right)}}\\
\mathbf{if}\;{\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} \geq {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}:\\
\;\;\;\;t\_4 \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;t\_4 \cdot t\_2\\
\end{array}
\end{array}
Initial program 76.4%
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.f3265.9
Applied rewrites65.9%
lift-*.f32N/A
pow2N/A
lower-pow.f3265.9
lift-*.f32N/A
*-commutativeN/A
lift-*.f3265.9
Applied rewrites65.9%
lift-*.f32N/A
pow2N/A
lower-pow.f3265.9
lift-*.f32N/A
*-commutativeN/A
lift-*.f3265.9
Applied rewrites65.9%
Applied rewrites65.9%
herbie shell --seed 2024350
(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))))