
(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 9 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 (* dY.v (floor h)))
(t_3 (* (floor h) dY.v))
(t_4 (* (floor w) dX.u))
(t_5
(sqrt
(fmax
(+ (pow (* dX.v (floor h)) 2.0) (pow (* dX.u (floor w)) 2.0))
(+ (pow t_2 2.0) (pow (* dY.u (floor w)) 2.0))))))
(if (>= (+ (* t_4 t_4) (* t_0 t_0)) (+ (* t_1 t_1) (* t_3 t_3)))
(* (/ 1.0 t_5) t_0)
(/ (* t_2 (- -1.0)) t_5))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = dY_46_v * floorf(h);
float t_3 = floorf(h) * dY_46_v;
float t_4 = floorf(w) * dX_46_u;
float t_5 = sqrtf(fmaxf((powf((dX_46_v * floorf(h)), 2.0f) + powf((dX_46_u * floorf(w)), 2.0f)), (powf(t_2, 2.0f) + powf((dY_46_u * floorf(w)), 2.0f))));
float tmp;
if (((t_4 * t_4) + (t_0 * t_0)) >= ((t_1 * t_1) + (t_3 * t_3))) {
tmp = (1.0f / t_5) * t_0;
} else {
tmp = (t_2 * -(-1.0f)) / 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(dY_46_v * floor(h)) t_3 = Float32(floor(h) * dY_46_v) t_4 = Float32(floor(w) * dX_46_u) t_5 = sqrt(fmax(Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))), Float32((t_2 ^ Float32(2.0)) + (Float32(dY_46_u * floor(w)) ^ Float32(2.0))))) tmp = Float32(0.0) if (Float32(Float32(t_4 * t_4) + Float32(t_0 * t_0)) >= Float32(Float32(t_1 * t_1) + Float32(t_3 * t_3))) tmp = Float32(Float32(Float32(1.0) / t_5) * t_0); else tmp = Float32(Float32(t_2 * Float32(-Float32(-1.0))) / 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 = dY_46_v * floor(h); t_3 = floor(h) * dY_46_v; t_4 = floor(w) * dX_46_u; t_5 = sqrt(max((((dX_46_v * floor(h)) ^ single(2.0)) + ((dX_46_u * floor(w)) ^ single(2.0))), ((t_2 ^ single(2.0)) + ((dY_46_u * floor(w)) ^ single(2.0))))); tmp = single(0.0); if (((t_4 * t_4) + (t_0 * t_0)) >= ((t_1 * t_1) + (t_3 * t_3))) tmp = (single(1.0) / t_5) * t_0; else tmp = (t_2 * -single(-1.0)) / 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 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_3 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_4 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_5 := \sqrt{\mathsf{max}\left({\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}, {t\_2}^{2} + {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\right)}\\
\mathbf{if}\;t\_4 \cdot t\_4 + t\_0 \cdot t\_0 \geq t\_1 \cdot t\_1 + t\_3 \cdot t\_3:\\
\;\;\;\;\frac{1}{t\_5} \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_2 \cdot \left(--1\right)}{t\_5}\\
\end{array}
\end{array}
Initial program 74.5%
lift-*.f32N/A
*-commutativeN/A
lift-/.f32N/A
frac-2negN/A
metadata-evalN/A
Applied rewrites74.6%
Applied rewrites74.6%
Final simplification74.6%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (floor w) 2.0))
(t_1 (pow (floor h) 2.0))
(t_2 (* t_1 dY.v))
(t_3 (pow (* dX.u (floor w)) 2.0))
(t_4 (* (floor w) dX.u))
(t_5 (* (floor h) dX.v))
(t_6 (* t_5 t_5))
(t_7 (+ (* t_4 t_4) t_6))
(t_8 (pow (* dX.v (floor h)) 2.0))
(t_9 (* (floor w) dY.u))
(t_10 (* (floor h) dY.v))
(t_11 (* t_10 t_10))
(t_12 (* dY.v (floor h)))
(t_13 (+ (pow t_12 2.0) (pow (* dY.u (floor w)) 2.0))))
(if (<= dY.u 1000000000.0)
(if (>= (+ t_3 t_6) (* t_2 dY.v))
(* (/ 1.0 (sqrt (fmax t_7 (+ (* t_9 t_9) t_11)))) t_5)
(* (/ 1.0 (sqrt (fmax t_7 (+ (* t_0 (* dY.u dY.u)) t_11)))) t_10))
(if (>= (- t_8 t_3) t_13)
(* (/ 1.0 (sqrt (fmax (+ t_8 t_3) t_13))) t_5)
(/
(* t_12 -1.0)
(-
(sqrt
(fmax
(fma (* t_1 dX.v) dX.v (* (* t_0 dX.u) dX.u))
(fma t_2 dY.v (* (* t_0 dY.u) 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), 2.0f);
float t_1 = powf(floorf(h), 2.0f);
float t_2 = t_1 * dY_46_v;
float t_3 = powf((dX_46_u * floorf(w)), 2.0f);
float t_4 = floorf(w) * dX_46_u;
float t_5 = floorf(h) * dX_46_v;
float t_6 = t_5 * t_5;
float t_7 = (t_4 * t_4) + t_6;
float t_8 = powf((dX_46_v * floorf(h)), 2.0f);
float t_9 = floorf(w) * dY_46_u;
float t_10 = floorf(h) * dY_46_v;
float t_11 = t_10 * t_10;
float t_12 = dY_46_v * floorf(h);
float t_13 = powf(t_12, 2.0f) + powf((dY_46_u * floorf(w)), 2.0f);
float tmp_1;
if (dY_46_u <= 1000000000.0f) {
float tmp_2;
if ((t_3 + t_6) >= (t_2 * dY_46_v)) {
tmp_2 = (1.0f / sqrtf(fmaxf(t_7, ((t_9 * t_9) + t_11)))) * t_5;
} else {
tmp_2 = (1.0f / sqrtf(fmaxf(t_7, ((t_0 * (dY_46_u * dY_46_u)) + t_11)))) * t_10;
}
tmp_1 = tmp_2;
} else if ((t_8 - t_3) >= t_13) {
tmp_1 = (1.0f / sqrtf(fmaxf((t_8 + t_3), t_13))) * t_5;
} else {
tmp_1 = (t_12 * -1.0f) / -sqrtf(fmaxf(fmaf((t_1 * dX_46_v), dX_46_v, ((t_0 * dX_46_u) * dX_46_u)), fmaf(t_2, dY_46_v, ((t_0 * dY_46_u) * 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 = floor(w) ^ Float32(2.0) t_1 = floor(h) ^ Float32(2.0) t_2 = Float32(t_1 * dY_46_v) t_3 = Float32(dX_46_u * floor(w)) ^ Float32(2.0) t_4 = Float32(floor(w) * dX_46_u) t_5 = Float32(floor(h) * dX_46_v) t_6 = Float32(t_5 * t_5) t_7 = Float32(Float32(t_4 * t_4) + t_6) t_8 = Float32(dX_46_v * floor(h)) ^ Float32(2.0) t_9 = Float32(floor(w) * dY_46_u) t_10 = Float32(floor(h) * dY_46_v) t_11 = Float32(t_10 * t_10) t_12 = Float32(dY_46_v * floor(h)) t_13 = Float32((t_12 ^ Float32(2.0)) + (Float32(dY_46_u * floor(w)) ^ Float32(2.0))) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(1000000000.0)) tmp_2 = Float32(0.0) if (Float32(t_3 + t_6) >= Float32(t_2 * dY_46_v)) tmp_2 = Float32(Float32(Float32(1.0) / sqrt(fmax(t_7, Float32(Float32(t_9 * t_9) + t_11)))) * t_5); else tmp_2 = Float32(Float32(Float32(1.0) / sqrt(fmax(t_7, Float32(Float32(t_0 * Float32(dY_46_u * dY_46_u)) + t_11)))) * t_10); end tmp_1 = tmp_2; elseif (Float32(t_8 - t_3) >= t_13) tmp_1 = Float32(Float32(Float32(1.0) / sqrt(fmax(Float32(t_8 + t_3), t_13))) * t_5); else tmp_1 = Float32(Float32(t_12 * Float32(-1.0)) / Float32(-sqrt(fmax(fma(Float32(t_1 * dX_46_v), dX_46_v, Float32(Float32(t_0 * dX_46_u) * dX_46_u)), fma(t_2, dY_46_v, Float32(Float32(t_0 * dY_46_u) * dY_46_u)))))); end return tmp_1 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_1 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_2 := t\_1 \cdot dY.v\\
t_3 := {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_4 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_5 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_6 := t\_5 \cdot t\_5\\
t_7 := t\_4 \cdot t\_4 + t\_6\\
t_8 := {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_9 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_10 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_11 := t\_10 \cdot t\_10\\
t_12 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_13 := {t\_12}^{2} + {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
\mathbf{if}\;dY.u \leq 1000000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_3 + t\_6 \geq t\_2 \cdot dY.v:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_7, t\_9 \cdot t\_9 + t\_11\right)}} \cdot t\_5\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_7, t\_0 \cdot \left(dY.u \cdot dY.u\right) + t\_11\right)}} \cdot t\_10\\
\end{array}\\
\mathbf{elif}\;t\_8 - t\_3 \geq t\_13:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_8 + t\_3, t\_13\right)}} \cdot t\_5\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_12 \cdot -1}{-\sqrt{\mathsf{max}\left(\mathsf{fma}\left(t\_1 \cdot dX.v, dX.v, \left(t\_0 \cdot dX.u\right) \cdot dX.u\right), \mathsf{fma}\left(t\_2, dY.v, \left(t\_0 \cdot dY.u\right) \cdot dY.u\right)\right)}}\\
\end{array}
\end{array}
if dY.u < 1e9Initial program 76.2%
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.f3270.7
Applied rewrites70.7%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3270.7
Applied rewrites70.7%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
unpow-prod-downN/A
lower-*.f32N/A
lower-pow.f32N/A
pow2N/A
lower-*.f3270.7
Applied rewrites70.7%
if 1e9 < dY.u Initial program 63.4%
lift-*.f32N/A
*-commutativeN/A
lift-/.f32N/A
frac-2negN/A
metadata-evalN/A
Applied rewrites63.5%
Applied rewrites63.5%
Taylor expanded in w around 0
mul-1-negN/A
lower-neg.f32N/A
lower-sqrt.f32N/A
lower-fmax.f32N/A
Applied rewrites63.6%
Applied rewrites63.6%
(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 (* t_1 t_1))
(t_3 (+ (* t_0 t_0) t_2))
(t_4 (pow (* dX.v (floor h)) 2.0))
(t_5 (* (floor w) dY.u))
(t_6 (* (floor h) dY.v))
(t_7 (* t_6 t_6))
(t_8 (* dY.v (floor h)))
(t_9 (+ (pow t_8 2.0) (pow (* dY.u (floor w)) 2.0)))
(t_10 (pow (* dX.u (floor w)) 2.0))
(t_11 (sqrt (fmax (+ t_4 t_10) t_9))))
(if (<= dY.u 1000000000.0)
(if (>= (+ t_10 t_2) (* (* (pow (floor h) 2.0) dY.v) dY.v))
(* (/ 1.0 (sqrt (fmax t_3 (+ (* t_5 t_5) t_7)))) t_1)
(*
(/ 1.0 (sqrt (fmax t_3 (+ (* (pow (floor w) 2.0) (* dY.u dY.u)) t_7))))
t_6))
(if (>= (- t_4 t_10) t_9)
(* (/ 1.0 t_11) t_1)
(/ (* t_8 (- -1.0)) 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 = floorf(h) * dX_46_v;
float t_2 = t_1 * t_1;
float t_3 = (t_0 * t_0) + t_2;
float t_4 = powf((dX_46_v * floorf(h)), 2.0f);
float t_5 = floorf(w) * dY_46_u;
float t_6 = floorf(h) * dY_46_v;
float t_7 = t_6 * t_6;
float t_8 = dY_46_v * floorf(h);
float t_9 = powf(t_8, 2.0f) + powf((dY_46_u * floorf(w)), 2.0f);
float t_10 = powf((dX_46_u * floorf(w)), 2.0f);
float t_11 = sqrtf(fmaxf((t_4 + t_10), t_9));
float tmp_1;
if (dY_46_u <= 1000000000.0f) {
float tmp_2;
if ((t_10 + t_2) >= ((powf(floorf(h), 2.0f) * dY_46_v) * dY_46_v)) {
tmp_2 = (1.0f / sqrtf(fmaxf(t_3, ((t_5 * t_5) + t_7)))) * t_1;
} else {
tmp_2 = (1.0f / sqrtf(fmaxf(t_3, ((powf(floorf(w), 2.0f) * (dY_46_u * dY_46_u)) + t_7)))) * t_6;
}
tmp_1 = tmp_2;
} else if ((t_4 - t_10) >= t_9) {
tmp_1 = (1.0f / t_11) * t_1;
} else {
tmp_1 = (t_8 * -(-1.0f)) / 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(floor(h) * dX_46_v) t_2 = Float32(t_1 * t_1) t_3 = Float32(Float32(t_0 * t_0) + t_2) t_4 = Float32(dX_46_v * floor(h)) ^ Float32(2.0) t_5 = Float32(floor(w) * dY_46_u) t_6 = Float32(floor(h) * dY_46_v) t_7 = Float32(t_6 * t_6) t_8 = Float32(dY_46_v * floor(h)) t_9 = Float32((t_8 ^ Float32(2.0)) + (Float32(dY_46_u * floor(w)) ^ Float32(2.0))) t_10 = Float32(dX_46_u * floor(w)) ^ Float32(2.0) t_11 = sqrt(fmax(Float32(t_4 + t_10), t_9)) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(1000000000.0)) tmp_2 = Float32(0.0) if (Float32(t_10 + t_2) >= Float32(Float32((floor(h) ^ Float32(2.0)) * dY_46_v) * dY_46_v)) tmp_2 = Float32(Float32(Float32(1.0) / sqrt(fmax(t_3, Float32(Float32(t_5 * t_5) + t_7)))) * t_1); else tmp_2 = Float32(Float32(Float32(1.0) / sqrt(fmax(t_3, Float32(Float32((floor(w) ^ Float32(2.0)) * Float32(dY_46_u * dY_46_u)) + t_7)))) * t_6); end tmp_1 = tmp_2; elseif (Float32(t_4 - t_10) >= t_9) tmp_1 = Float32(Float32(Float32(1.0) / t_11) * t_1); else tmp_1 = Float32(Float32(t_8 * Float32(-Float32(-1.0))) / 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 = floor(h) * dX_46_v; t_2 = t_1 * t_1; t_3 = (t_0 * t_0) + t_2; t_4 = (dX_46_v * floor(h)) ^ single(2.0); t_5 = floor(w) * dY_46_u; t_6 = floor(h) * dY_46_v; t_7 = t_6 * t_6; t_8 = dY_46_v * floor(h); t_9 = (t_8 ^ single(2.0)) + ((dY_46_u * floor(w)) ^ single(2.0)); t_10 = (dX_46_u * floor(w)) ^ single(2.0); t_11 = sqrt(max((t_4 + t_10), t_9)); tmp_2 = single(0.0); if (dY_46_u <= single(1000000000.0)) tmp_3 = single(0.0); if ((t_10 + t_2) >= (((floor(h) ^ single(2.0)) * dY_46_v) * dY_46_v)) tmp_3 = (single(1.0) / sqrt(max(t_3, ((t_5 * t_5) + t_7)))) * t_1; else tmp_3 = (single(1.0) / sqrt(max(t_3, (((floor(w) ^ single(2.0)) * (dY_46_u * dY_46_u)) + t_7)))) * t_6; end tmp_2 = tmp_3; elseif ((t_4 - t_10) >= t_9) tmp_2 = (single(1.0) / t_11) * t_1; else tmp_2 = (t_8 * -single(-1.0)) / 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\lfloor h\right\rfloor \cdot dX.v\\
t_2 := t\_1 \cdot t\_1\\
t_3 := t\_0 \cdot t\_0 + t\_2\\
t_4 := {\left(dX.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 dY.v\\
t_7 := t\_6 \cdot t\_6\\
t_8 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_9 := {t\_8}^{2} + {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_10 := {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_11 := \sqrt{\mathsf{max}\left(t\_4 + t\_10, t\_9\right)}\\
\mathbf{if}\;dY.u \leq 1000000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_10 + t\_2 \geq \left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dY.v\right) \cdot dY.v:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_5 \cdot t\_5 + t\_7\right)}} \cdot t\_1\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_3, {\left(\left\lfloor w\right\rfloor \right)}^{2} \cdot \left(dY.u \cdot dY.u\right) + t\_7\right)}} \cdot t\_6\\
\end{array}\\
\mathbf{elif}\;t\_4 - t\_10 \geq t\_9:\\
\;\;\;\;\frac{1}{t\_11} \cdot t\_1\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_8 \cdot \left(--1\right)}{t\_11}\\
\end{array}
\end{array}
if dY.u < 1e9Initial program 76.2%
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.f3270.7
Applied rewrites70.7%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3270.7
Applied rewrites70.7%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
unpow-prod-downN/A
lower-*.f32N/A
lower-pow.f32N/A
pow2N/A
lower-*.f3270.7
Applied rewrites70.7%
if 1e9 < dY.u Initial program 63.4%
lift-*.f32N/A
*-commutativeN/A
lift-/.f32N/A
frac-2negN/A
metadata-evalN/A
Applied rewrites63.5%
Applied rewrites63.5%
Applied rewrites63.5%
Final simplification69.7%
(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 (* t_0 t_0))
(t_3 (* (floor w) dX.u))
(t_4 (+ (* t_3 t_3) t_2))
(t_5 (* (* (pow (floor h) 2.0) dY.v) dY.v))
(t_6 (* (floor h) dY.v))
(t_7 (* t_6 t_6))
(t_8 (/ 1.0 (sqrt (fmax t_4 (+ (* t_1 t_1) t_7)))))
(t_9 (* t_8 t_0)))
(if (<= dY.u 1000000000.0)
(if (>= (+ (pow (* dX.u (floor w)) 2.0) t_2) t_5)
t_9
(*
(/ 1.0 (sqrt (fmax t_4 (+ (* (pow (floor w) 2.0) (* dY.u dY.u)) t_7))))
t_6))
(if (>= (+ (exp (* (log (* (- dX.u) (floor w))) 2.0)) t_2) t_5)
t_9
(* t_8 t_6)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = t_0 * t_0;
float t_3 = floorf(w) * dX_46_u;
float t_4 = (t_3 * t_3) + t_2;
float t_5 = (powf(floorf(h), 2.0f) * dY_46_v) * dY_46_v;
float t_6 = floorf(h) * dY_46_v;
float t_7 = t_6 * t_6;
float t_8 = 1.0f / sqrtf(fmaxf(t_4, ((t_1 * t_1) + t_7)));
float t_9 = t_8 * t_0;
float tmp_1;
if (dY_46_u <= 1000000000.0f) {
float tmp_2;
if ((powf((dX_46_u * floorf(w)), 2.0f) + t_2) >= t_5) {
tmp_2 = t_9;
} else {
tmp_2 = (1.0f / sqrtf(fmaxf(t_4, ((powf(floorf(w), 2.0f) * (dY_46_u * dY_46_u)) + t_7)))) * t_6;
}
tmp_1 = tmp_2;
} else if ((expf((logf((-dX_46_u * floorf(w))) * 2.0f)) + t_2) >= t_5) {
tmp_1 = t_9;
} else {
tmp_1 = t_8 * t_6;
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(t_0 * t_0) t_3 = Float32(floor(w) * dX_46_u) t_4 = Float32(Float32(t_3 * t_3) + t_2) t_5 = Float32(Float32((floor(h) ^ Float32(2.0)) * dY_46_v) * dY_46_v) t_6 = Float32(floor(h) * dY_46_v) t_7 = Float32(t_6 * t_6) t_8 = Float32(Float32(1.0) / sqrt(fmax(t_4, Float32(Float32(t_1 * t_1) + t_7)))) t_9 = Float32(t_8 * t_0) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(1000000000.0)) tmp_2 = Float32(0.0) if (Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + t_2) >= t_5) tmp_2 = t_9; else tmp_2 = Float32(Float32(Float32(1.0) / sqrt(fmax(t_4, Float32(Float32((floor(w) ^ Float32(2.0)) * Float32(dY_46_u * dY_46_u)) + t_7)))) * t_6); end tmp_1 = tmp_2; elseif (Float32(exp(Float32(log(Float32(Float32(-dX_46_u) * floor(w))) * Float32(2.0))) + t_2) >= t_5) tmp_1 = t_9; else tmp_1 = Float32(t_8 * t_6); end return tmp_1 end
function tmp_4 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = floor(w) * dY_46_u; t_2 = t_0 * t_0; t_3 = floor(w) * dX_46_u; t_4 = (t_3 * t_3) + t_2; t_5 = ((floor(h) ^ single(2.0)) * dY_46_v) * dY_46_v; t_6 = floor(h) * dY_46_v; t_7 = t_6 * t_6; t_8 = single(1.0) / sqrt(max(t_4, ((t_1 * t_1) + t_7))); t_9 = t_8 * t_0; tmp_2 = single(0.0); if (dY_46_u <= single(1000000000.0)) tmp_3 = single(0.0); if ((((dX_46_u * floor(w)) ^ single(2.0)) + t_2) >= t_5) tmp_3 = t_9; else tmp_3 = (single(1.0) / sqrt(max(t_4, (((floor(w) ^ single(2.0)) * (dY_46_u * dY_46_u)) + t_7)))) * t_6; end tmp_2 = tmp_3; elseif ((exp((log((-dX_46_u * floor(w))) * single(2.0))) + t_2) >= t_5) tmp_2 = t_9; else tmp_2 = t_8 * t_6; end tmp_4 = tmp_2; 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 := t\_0 \cdot t\_0\\
t_3 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_4 := t\_3 \cdot t\_3 + t\_2\\
t_5 := \left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dY.v\right) \cdot dY.v\\
t_6 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_7 := t\_6 \cdot t\_6\\
t_8 := \frac{1}{\sqrt{\mathsf{max}\left(t\_4, t\_1 \cdot t\_1 + t\_7\right)}}\\
t_9 := t\_8 \cdot t\_0\\
\mathbf{if}\;dY.u \leq 1000000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + t\_2 \geq t\_5:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_4, {\left(\left\lfloor w\right\rfloor \right)}^{2} \cdot \left(dY.u \cdot dY.u\right) + t\_7\right)}} \cdot t\_6\\
\end{array}\\
\mathbf{elif}\;e^{\log \left(\left(-dX.u\right) \cdot \left\lfloor w\right\rfloor \right) \cdot 2} + t\_2 \geq t\_5:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;t\_8 \cdot t\_6\\
\end{array}
\end{array}
if dY.u < 1e9Initial program 76.2%
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.f3270.7
Applied rewrites70.7%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3270.7
Applied rewrites70.7%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
unpow-prod-downN/A
lower-*.f32N/A
lower-pow.f32N/A
pow2N/A
lower-*.f3270.7
Applied rewrites70.7%
if 1e9 < dY.u Initial program 63.4%
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.f3230.0
Applied rewrites30.0%
lift-*.f32N/A
sqr-neg-revN/A
pow2N/A
pow-to-expN/A
lower-exp.f32N/A
lower-*.f32N/A
lower-log.f32N/A
lift-*.f32N/A
*-commutativeN/A
distribute-lft-neg-inN/A
lower-*.f32N/A
lower-neg.f3238.1
Applied rewrites38.1%
(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 h) dX.v))
(t_2 (* (floor w) dY.u))
(t_3 (* (floor h) dY.v))
(t_4 (* t_3 t_3))
(t_5 (pow (* dX.u (floor w)) 2.0))
(t_6 (* t_1 t_1))
(t_7 (* (floor w) dX.u))
(t_8 (+ (* t_7 t_7) t_6))
(t_9 (* (/ 1.0 (sqrt (fmax t_8 (+ (* t_2 t_2) t_4)))) t_1)))
(if (<= dY.u 1000000000.0)
(if (>= (+ t_5 t_6) (* (* (pow (floor h) 2.0) dY.v) dY.v))
t_9
(* (/ 1.0 (sqrt (fmax t_8 (+ (* t_0 (* dY.u dY.u)) t_4)))) t_3))
(if (>= (- (pow (* dX.v (floor h)) 2.0) t_5) (pow (* dY.v (floor h)) 2.0))
t_9
(* (/ 1.0 (sqrt (fmax t_8 (+ (* (* t_0 dY.u) dY.u) t_4)))) t_3)))))
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(h) * dX_46_v;
float t_2 = floorf(w) * dY_46_u;
float t_3 = floorf(h) * dY_46_v;
float t_4 = t_3 * t_3;
float t_5 = powf((dX_46_u * floorf(w)), 2.0f);
float t_6 = t_1 * t_1;
float t_7 = floorf(w) * dX_46_u;
float t_8 = (t_7 * t_7) + t_6;
float t_9 = (1.0f / sqrtf(fmaxf(t_8, ((t_2 * t_2) + t_4)))) * t_1;
float tmp_1;
if (dY_46_u <= 1000000000.0f) {
float tmp_2;
if ((t_5 + t_6) >= ((powf(floorf(h), 2.0f) * dY_46_v) * dY_46_v)) {
tmp_2 = t_9;
} else {
tmp_2 = (1.0f / sqrtf(fmaxf(t_8, ((t_0 * (dY_46_u * dY_46_u)) + t_4)))) * t_3;
}
tmp_1 = tmp_2;
} else if ((powf((dX_46_v * floorf(h)), 2.0f) - t_5) >= powf((dY_46_v * floorf(h)), 2.0f)) {
tmp_1 = t_9;
} else {
tmp_1 = (1.0f / sqrtf(fmaxf(t_8, (((t_0 * dY_46_u) * dY_46_u) + t_4)))) * t_3;
}
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(h) * dX_46_v) t_2 = Float32(floor(w) * dY_46_u) t_3 = Float32(floor(h) * dY_46_v) t_4 = Float32(t_3 * t_3) t_5 = Float32(dX_46_u * floor(w)) ^ Float32(2.0) t_6 = Float32(t_1 * t_1) t_7 = Float32(floor(w) * dX_46_u) t_8 = Float32(Float32(t_7 * t_7) + t_6) t_9 = Float32(Float32(Float32(1.0) / sqrt(fmax(t_8, Float32(Float32(t_2 * t_2) + t_4)))) * t_1) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(1000000000.0)) tmp_2 = Float32(0.0) if (Float32(t_5 + t_6) >= Float32(Float32((floor(h) ^ Float32(2.0)) * dY_46_v) * dY_46_v)) tmp_2 = t_9; else tmp_2 = Float32(Float32(Float32(1.0) / sqrt(fmax(t_8, Float32(Float32(t_0 * Float32(dY_46_u * dY_46_u)) + t_4)))) * t_3); end tmp_1 = tmp_2; elseif (Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) - t_5) >= (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) tmp_1 = t_9; else tmp_1 = Float32(Float32(Float32(1.0) / sqrt(fmax(t_8, Float32(Float32(Float32(t_0 * dY_46_u) * dY_46_u) + t_4)))) * t_3); 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(h) * dX_46_v; t_2 = floor(w) * dY_46_u; t_3 = floor(h) * dY_46_v; t_4 = t_3 * t_3; t_5 = (dX_46_u * floor(w)) ^ single(2.0); t_6 = t_1 * t_1; t_7 = floor(w) * dX_46_u; t_8 = (t_7 * t_7) + t_6; t_9 = (single(1.0) / sqrt(max(t_8, ((t_2 * t_2) + t_4)))) * t_1; tmp_2 = single(0.0); if (dY_46_u <= single(1000000000.0)) tmp_3 = single(0.0); if ((t_5 + t_6) >= (((floor(h) ^ single(2.0)) * dY_46_v) * dY_46_v)) tmp_3 = t_9; else tmp_3 = (single(1.0) / sqrt(max(t_8, ((t_0 * (dY_46_u * dY_46_u)) + t_4)))) * t_3; end tmp_2 = tmp_3; elseif ((((dX_46_v * floor(h)) ^ single(2.0)) - t_5) >= ((dY_46_v * floor(h)) ^ single(2.0))) tmp_2 = t_9; else tmp_2 = (single(1.0) / sqrt(max(t_8, (((t_0 * dY_46_u) * dY_46_u) + t_4)))) * t_3; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
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 := t\_3 \cdot t\_3\\
t_5 := {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_6 := t\_1 \cdot t\_1\\
t_7 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_8 := t\_7 \cdot t\_7 + t\_6\\
t_9 := \frac{1}{\sqrt{\mathsf{max}\left(t\_8, t\_2 \cdot t\_2 + t\_4\right)}} \cdot t\_1\\
\mathbf{if}\;dY.u \leq 1000000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_5 + t\_6 \geq \left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dY.v\right) \cdot dY.v:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_8, t\_0 \cdot \left(dY.u \cdot dY.u\right) + t\_4\right)}} \cdot t\_3\\
\end{array}\\
\mathbf{elif}\;{\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} - t\_5 \geq {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_8, \left(t\_0 \cdot dY.u\right) \cdot dY.u + t\_4\right)}} \cdot t\_3\\
\end{array}
\end{array}
if dY.u < 1e9Initial program 76.2%
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.f3270.7
Applied rewrites70.7%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3270.7
Applied rewrites70.7%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
unpow-prod-downN/A
lower-*.f32N/A
lower-pow.f32N/A
pow2N/A
lower-*.f3270.7
Applied rewrites70.7%
if 1e9 < dY.u Initial program 63.4%
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.f3230.0
Applied rewrites30.0%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3230.0
Applied rewrites30.0%
Applied rewrites50.5%
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-*.f3250.5
Applied rewrites50.5%
(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 (* t_2 t_2))
(t_4 (pow (* dX.v (floor h)) 2.0))
(t_5 (* (floor w) dX.u))
(t_6 (+ (* t_5 t_5) (* t_0 t_0)))
(t_7 (pow (* dX.u (floor w)) 2.0))
(t_8 (/ 1.0 (sqrt (fmax t_6 (+ (* t_1 t_1) t_3)))))
(t_9 (* t_8 t_0)))
(if (<= dY.u 1000000000.0)
(if (>= (+ t_7 t_4) (* (* (pow (floor h) 2.0) dY.v) dY.v))
t_9
(* t_8 t_2))
(if (>= (- t_4 t_7) (pow (* dY.v (floor h)) 2.0))
t_9
(*
(/ 1.0 (sqrt (fmax t_6 (+ (* (* (pow (floor w) 2.0) dY.u) dY.u) t_3))))
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 = t_2 * t_2;
float t_4 = powf((dX_46_v * floorf(h)), 2.0f);
float t_5 = floorf(w) * dX_46_u;
float t_6 = (t_5 * t_5) + (t_0 * t_0);
float t_7 = powf((dX_46_u * floorf(w)), 2.0f);
float t_8 = 1.0f / sqrtf(fmaxf(t_6, ((t_1 * t_1) + t_3)));
float t_9 = t_8 * t_0;
float tmp_1;
if (dY_46_u <= 1000000000.0f) {
float tmp_2;
if ((t_7 + t_4) >= ((powf(floorf(h), 2.0f) * dY_46_v) * dY_46_v)) {
tmp_2 = t_9;
} else {
tmp_2 = t_8 * t_2;
}
tmp_1 = tmp_2;
} else if ((t_4 - t_7) >= powf((dY_46_v * floorf(h)), 2.0f)) {
tmp_1 = t_9;
} else {
tmp_1 = (1.0f / sqrtf(fmaxf(t_6, (((powf(floorf(w), 2.0f) * dY_46_u) * dY_46_u) + t_3)))) * t_2;
}
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) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dY_46_v) t_3 = Float32(t_2 * t_2) t_4 = Float32(dX_46_v * floor(h)) ^ Float32(2.0) t_5 = Float32(floor(w) * dX_46_u) t_6 = Float32(Float32(t_5 * t_5) + Float32(t_0 * t_0)) t_7 = Float32(dX_46_u * floor(w)) ^ Float32(2.0) t_8 = Float32(Float32(1.0) / sqrt(fmax(t_6, Float32(Float32(t_1 * t_1) + t_3)))) t_9 = Float32(t_8 * t_0) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(1000000000.0)) tmp_2 = Float32(0.0) if (Float32(t_7 + t_4) >= Float32(Float32((floor(h) ^ Float32(2.0)) * dY_46_v) * dY_46_v)) tmp_2 = t_9; else tmp_2 = Float32(t_8 * t_2); end tmp_1 = tmp_2; elseif (Float32(t_4 - t_7) >= (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) tmp_1 = t_9; else tmp_1 = Float32(Float32(Float32(1.0) / sqrt(fmax(t_6, Float32(Float32(Float32((floor(w) ^ Float32(2.0)) * dY_46_u) * dY_46_u) + t_3)))) * t_2); 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; t_1 = floor(w) * dY_46_u; t_2 = floor(h) * dY_46_v; t_3 = t_2 * t_2; t_4 = (dX_46_v * floor(h)) ^ single(2.0); t_5 = floor(w) * dX_46_u; t_6 = (t_5 * t_5) + (t_0 * t_0); t_7 = (dX_46_u * floor(w)) ^ single(2.0); t_8 = single(1.0) / sqrt(max(t_6, ((t_1 * t_1) + t_3))); t_9 = t_8 * t_0; tmp_2 = single(0.0); if (dY_46_u <= single(1000000000.0)) tmp_3 = single(0.0); if ((t_7 + t_4) >= (((floor(h) ^ single(2.0)) * dY_46_v) * dY_46_v)) tmp_3 = t_9; else tmp_3 = t_8 * t_2; end tmp_2 = tmp_3; elseif ((t_4 - t_7) >= ((dY_46_v * floor(h)) ^ single(2.0))) tmp_2 = t_9; else tmp_2 = (single(1.0) / sqrt(max(t_6, ((((floor(w) ^ single(2.0)) * dY_46_u) * dY_46_u) + t_3)))) * t_2; end tmp_4 = tmp_2; 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 := t\_2 \cdot t\_2\\
t_4 := {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_5 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_6 := t\_5 \cdot t\_5 + t\_0 \cdot t\_0\\
t_7 := {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_8 := \frac{1}{\sqrt{\mathsf{max}\left(t\_6, t\_1 \cdot t\_1 + t\_3\right)}}\\
t_9 := t\_8 \cdot t\_0\\
\mathbf{if}\;dY.u \leq 1000000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_7 + t\_4 \geq \left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dY.v\right) \cdot dY.v:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;t\_8 \cdot t\_2\\
\end{array}\\
\mathbf{elif}\;t\_4 - t\_7 \geq {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_6, \left({\left(\left\lfloor w\right\rfloor \right)}^{2} \cdot dY.u\right) \cdot dY.u + t\_3\right)}} \cdot t\_2\\
\end{array}
\end{array}
if dY.u < 1e9Initial program 76.2%
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.f3270.7
Applied rewrites70.7%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3270.7
Applied rewrites70.7%
lift-*.f32N/A
pow2N/A
lower-pow.f3270.7
lift-*.f32N/A
*-commutativeN/A
lift-*.f3270.7
Applied rewrites70.7%
if 1e9 < dY.u Initial program 63.4%
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.f3230.0
Applied rewrites30.0%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3230.0
Applied rewrites30.0%
Applied rewrites50.5%
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-*.f3250.5
Applied rewrites50.5%
(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 (* t_2 t_2))
(t_4 (* (floor w) dX.u))
(t_5 (+ (* t_4 t_4) (* t_0 t_0))))
(if (>=
(- (pow (* dX.v (floor h)) 2.0) (pow (* dX.u (floor w)) 2.0))
(pow (* dY.v (floor h)) 2.0))
(* (/ 1.0 (sqrt (fmax t_5 (+ (* t_1 t_1) t_3)))) t_0)
(*
(/ 1.0 (sqrt (fmax t_5 (+ (* (* (pow (floor w) 2.0) dY.u) dY.u) t_3))))
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 = t_2 * t_2;
float t_4 = floorf(w) * dX_46_u;
float t_5 = (t_4 * t_4) + (t_0 * t_0);
float tmp;
if ((powf((dX_46_v * floorf(h)), 2.0f) - powf((dX_46_u * floorf(w)), 2.0f)) >= powf((dY_46_v * floorf(h)), 2.0f)) {
tmp = (1.0f / sqrtf(fmaxf(t_5, ((t_1 * t_1) + t_3)))) * t_0;
} else {
tmp = (1.0f / sqrtf(fmaxf(t_5, (((powf(floorf(w), 2.0f) * dY_46_u) * dY_46_u) + t_3)))) * 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(t_2 * t_2) t_4 = Float32(floor(w) * dX_46_u) t_5 = Float32(Float32(t_4 * t_4) + Float32(t_0 * t_0)) tmp = Float32(0.0) if (Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) - (Float32(dX_46_u * floor(w)) ^ Float32(2.0))) >= (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) tmp = Float32(Float32(Float32(1.0) / sqrt(fmax(t_5, Float32(Float32(t_1 * t_1) + t_3)))) * t_0); else tmp = Float32(Float32(Float32(1.0) / sqrt(fmax(t_5, Float32(Float32(Float32((floor(w) ^ Float32(2.0)) * dY_46_u) * dY_46_u) + t_3)))) * 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 = t_2 * t_2; t_4 = floor(w) * dX_46_u; t_5 = (t_4 * t_4) + (t_0 * t_0); tmp = single(0.0); if ((((dX_46_v * floor(h)) ^ single(2.0)) - ((dX_46_u * floor(w)) ^ single(2.0))) >= ((dY_46_v * floor(h)) ^ single(2.0))) tmp = (single(1.0) / sqrt(max(t_5, ((t_1 * t_1) + t_3)))) * t_0; else tmp = (single(1.0) / sqrt(max(t_5, ((((floor(w) ^ single(2.0)) * dY_46_u) * dY_46_u) + t_3)))) * 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 := t\_2 \cdot t\_2\\
t_4 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_5 := t\_4 \cdot t\_4 + t\_0 \cdot t\_0\\
\mathbf{if}\;{\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} - {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} \geq {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_5, t\_1 \cdot t\_1 + t\_3\right)}} \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_5, \left({\left(\left\lfloor w\right\rfloor \right)}^{2} \cdot dY.u\right) \cdot dY.u + t\_3\right)}} \cdot t\_2\\
\end{array}
\end{array}
Initial program 74.5%
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.f3265.1
Applied rewrites65.1%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3265.1
Applied rewrites65.1%
Applied rewrites55.1%
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-*.f3255.1
Applied rewrites55.1%
(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 (* dX.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((dX_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((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) - (Float32(dX_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)) - ((dX_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} - {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} \geq {\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 74.5%
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.f3265.1
Applied rewrites65.1%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3265.1
Applied rewrites65.1%
Applied rewrites55.1%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor h) dY.v))
(t_2 (* t_1 t_1))
(t_3 (* (floor w) dX.u))
(t_4 (+ (* t_3 t_3) (* t_0 t_0)))
(t_5 (* (floor w) dY.u)))
(if (>=
(- (pow (* dX.v (floor h)) 2.0) (pow (* dX.u (floor w)) 2.0))
(pow (* dY.v (floor h)) 2.0))
(*
(/
1.0
(sqrt (fmax t_4 (+ (* (floor w) (* (floor w) (* dY.u dY.u))) t_2))))
t_0)
(* (/ 1.0 (sqrt (fmax t_4 (+ (* t_5 t_5) t_2)))) 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(h) * dY_46_v;
float t_2 = t_1 * t_1;
float t_3 = floorf(w) * dX_46_u;
float t_4 = (t_3 * t_3) + (t_0 * t_0);
float t_5 = floorf(w) * dY_46_u;
float tmp;
if ((powf((dX_46_v * floorf(h)), 2.0f) - powf((dX_46_u * floorf(w)), 2.0f)) >= powf((dY_46_v * floorf(h)), 2.0f)) {
tmp = (1.0f / sqrtf(fmaxf(t_4, ((floorf(w) * (floorf(w) * (dY_46_u * dY_46_u))) + t_2)))) * t_0;
} else {
tmp = (1.0f / sqrtf(fmaxf(t_4, ((t_5 * t_5) + t_2)))) * 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(h) * dY_46_v) t_2 = Float32(t_1 * t_1) t_3 = Float32(floor(w) * dX_46_u) t_4 = Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)) t_5 = Float32(floor(w) * dY_46_u) tmp = Float32(0.0) if (Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) - (Float32(dX_46_u * floor(w)) ^ Float32(2.0))) >= (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) tmp = Float32(Float32(Float32(1.0) / sqrt(fmax(t_4, Float32(Float32(floor(w) * Float32(floor(w) * Float32(dY_46_u * dY_46_u))) + t_2)))) * t_0); else tmp = Float32(Float32(Float32(1.0) / sqrt(fmax(t_4, Float32(Float32(t_5 * t_5) + t_2)))) * 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(h) * dY_46_v; t_2 = t_1 * t_1; t_3 = floor(w) * dX_46_u; t_4 = (t_3 * t_3) + (t_0 * t_0); t_5 = floor(w) * dY_46_u; tmp = single(0.0); if ((((dX_46_v * floor(h)) ^ single(2.0)) - ((dX_46_u * floor(w)) ^ single(2.0))) >= ((dY_46_v * floor(h)) ^ single(2.0))) tmp = (single(1.0) / sqrt(max(t_4, ((floor(w) * (floor(w) * (dY_46_u * dY_46_u))) + t_2)))) * t_0; else tmp = (single(1.0) / sqrt(max(t_4, ((t_5 * t_5) + t_2)))) * t_1; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_2 := t\_1 \cdot t\_1\\
t_3 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_4 := t\_3 \cdot t\_3 + t\_0 \cdot t\_0\\
t_5 := \left\lfloor w\right\rfloor \cdot dY.u\\
\mathbf{if}\;{\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} - {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} \geq {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_4, \left\lfloor w\right\rfloor \cdot \left(\left\lfloor w\right\rfloor \cdot \left(dY.u \cdot dY.u\right)\right) + t\_2\right)}} \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_4, t\_5 \cdot t\_5 + t\_2\right)}} \cdot t\_1\\
\end{array}
\end{array}
Initial program 74.5%
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.f3265.1
Applied rewrites65.1%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3265.1
Applied rewrites65.1%
Applied rewrites55.1%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
unpow-prod-downN/A
unpow2N/A
associate-*l*N/A
lower-*.f32N/A
lower-*.f32N/A
pow2N/A
lower-*.f3255.1
Applied rewrites55.1%
herbie shell --seed 2024358
(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))))