
(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 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(((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 w) dY.u))
(t_1 (* (floor h) dX.v))
(t_2 (* (floor h) dY.v))
(t_3 (+ (* t_0 t_0) (* t_2 t_2)))
(t_4 (* (floor w) dX.u))
(t_5 (* t_4 t_4))
(t_6 (+ t_5 (* t_1 t_1)))
(t_7 (/ 1.0 (sqrt (fmax t_6 t_3))))
(t_8 (* t_2 t_7))
(t_9 (* t_1 t_7))
(t_10 (if (>= t_6 (* (pow (floor h) 2.0) (* dY.v dY.v))) t_9 t_8))
(t_11 (if (>= t_6 t_3) t_9 t_8)))
(if (<= t_11 -0.9999998807907104)
t_10
(if (<= t_11 9.99999993922529e-9)
(if (>= (pow t_4 2.0) (+ (pow t_0 2.0) (pow t_2 2.0)))
t_9
(* t_2 (/ 1.0 (sqrt (fmax (+ t_5 (exp (* 2.0 (log t_1)))) t_3)))))
t_10))))
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) * dX_46_v;
float t_2 = floorf(h) * dY_46_v;
float t_3 = (t_0 * t_0) + (t_2 * t_2);
float t_4 = floorf(w) * dX_46_u;
float t_5 = t_4 * t_4;
float t_6 = t_5 + (t_1 * t_1);
float t_7 = 1.0f / sqrtf(fmaxf(t_6, t_3));
float t_8 = t_2 * t_7;
float t_9 = t_1 * t_7;
float tmp;
if (t_6 >= (powf(floorf(h), 2.0f) * (dY_46_v * dY_46_v))) {
tmp = t_9;
} else {
tmp = t_8;
}
float t_10 = tmp;
float tmp_1;
if (t_6 >= t_3) {
tmp_1 = t_9;
} else {
tmp_1 = t_8;
}
float t_11 = tmp_1;
float tmp_2;
if (t_11 <= -0.9999998807907104f) {
tmp_2 = t_10;
} else if (t_11 <= 9.99999993922529e-9f) {
float tmp_3;
if (powf(t_4, 2.0f) >= (powf(t_0, 2.0f) + powf(t_2, 2.0f))) {
tmp_3 = t_9;
} else {
tmp_3 = t_2 * (1.0f / sqrtf(fmaxf((t_5 + expf((2.0f * logf(t_1)))), t_3)));
}
tmp_2 = tmp_3;
} else {
tmp_2 = t_10;
}
return tmp_2;
}
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) * dX_46_v) t_2 = Float32(floor(h) * dY_46_v) t_3 = Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2)) t_4 = Float32(floor(w) * dX_46_u) t_5 = Float32(t_4 * t_4) t_6 = Float32(t_5 + Float32(t_1 * t_1)) t_7 = Float32(Float32(1.0) / sqrt(((t_6 != t_6) ? t_3 : ((t_3 != t_3) ? t_6 : max(t_6, t_3))))) t_8 = Float32(t_2 * t_7) t_9 = Float32(t_1 * t_7) tmp = Float32(0.0) if (t_6 >= Float32((floor(h) ^ Float32(2.0)) * Float32(dY_46_v * dY_46_v))) tmp = t_9; else tmp = t_8; end t_10 = tmp tmp_1 = Float32(0.0) if (t_6 >= t_3) tmp_1 = t_9; else tmp_1 = t_8; end t_11 = tmp_1 tmp_2 = Float32(0.0) if (t_11 <= Float32(-0.9999998807907104)) tmp_2 = t_10; elseif (t_11 <= Float32(9.99999993922529e-9)) tmp_3 = Float32(0.0) if ((t_4 ^ Float32(2.0)) >= Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0)))) tmp_3 = t_9; else tmp_3 = Float32(t_2 * Float32(Float32(1.0) / sqrt(((Float32(t_5 + exp(Float32(Float32(2.0) * log(t_1)))) != Float32(t_5 + exp(Float32(Float32(2.0) * log(t_1))))) ? t_3 : ((t_3 != t_3) ? Float32(t_5 + exp(Float32(Float32(2.0) * log(t_1)))) : max(Float32(t_5 + exp(Float32(Float32(2.0) * log(t_1)))), t_3)))))); end tmp_2 = tmp_3; else tmp_2 = t_10; 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(w) * dY_46_u; t_1 = floor(h) * dX_46_v; t_2 = floor(h) * dY_46_v; t_3 = (t_0 * t_0) + (t_2 * t_2); t_4 = floor(w) * dX_46_u; t_5 = t_4 * t_4; t_6 = t_5 + (t_1 * t_1); t_7 = single(1.0) / sqrt(max(t_6, t_3)); t_8 = t_2 * t_7; t_9 = t_1 * t_7; tmp = single(0.0); if (t_6 >= ((floor(h) ^ single(2.0)) * (dY_46_v * dY_46_v))) tmp = t_9; else tmp = t_8; end t_10 = tmp; tmp_2 = single(0.0); if (t_6 >= t_3) tmp_2 = t_9; else tmp_2 = t_8; end t_11 = tmp_2; tmp_3 = single(0.0); if (t_11 <= single(-0.9999998807907104)) tmp_3 = t_10; elseif (t_11 <= single(9.99999993922529e-9)) tmp_4 = single(0.0); if ((t_4 ^ single(2.0)) >= ((t_0 ^ single(2.0)) + (t_2 ^ single(2.0)))) tmp_4 = t_9; else tmp_4 = t_2 * (single(1.0) / sqrt(max((t_5 + exp((single(2.0) * log(t_1)))), t_3))); end tmp_3 = tmp_4; else tmp_3 = t_10; end tmp_5 = tmp_3; 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 dX.v\\
t_2 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_3 := t\_0 \cdot t\_0 + t\_2 \cdot t\_2\\
t_4 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_5 := t\_4 \cdot t\_4\\
t_6 := t\_5 + t\_1 \cdot t\_1\\
t_7 := \frac{1}{\sqrt{\mathsf{max}\left(t\_6, t\_3\right)}}\\
t_8 := t\_2 \cdot t\_7\\
t_9 := t\_1 \cdot t\_7\\
t_10 := \begin{array}{l}
\mathbf{if}\;t\_6 \geq {\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot \left(dY.v \cdot dY.v\right):\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}\\
t_11 := \begin{array}{l}
\mathbf{if}\;t\_6 \geq t\_3:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}\\
\mathbf{if}\;t\_11 \leq -0.9999998807907104:\\
\;\;\;\;t\_10\\
\mathbf{elif}\;t\_11 \leq 9.99999993922529 \cdot 10^{-9}:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{t\_4}^{2} \geq {t\_0}^{2} + {t\_2}^{2}:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;t\_2 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_5 + e^{2 \cdot \log t\_1}, t\_3\right)}}\\
\end{array}\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\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))) < -0.999999881 or 9.99999994e-9 < (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%
Taylor expanded in dY.u around 0
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f32N/A
unpow2N/A
lower-*.f3299.4
Applied rewrites99.4%
if -0.999999881 < (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))) < 9.99999994e-9Initial program 62.4%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3262.4
Applied rewrites62.4%
lift-floor.f32N/A
lift-pow.f32N/A
associate-*r*N/A
pow2N/A
lift-pow.f32N/A
unpow-prod-downN/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f32N/A
Applied rewrites62.4%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
lift-*.f32N/A
unpow-prod-downN/A
*-commutativeN/A
pow-to-expN/A
lift-log.f32N/A
pow-to-expN/A
lift-log.f32N/A
lift-*.f32N/A
exp-sumN/A
lift-fma.f32N/A
lift-exp.f3254.9
lift-fma.f32N/A
Applied rewrites64.1%
Final simplification76.9%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (+ (pow (* (floor w) dX.u) 2.0) (pow t_0 2.0)))
(t_2 (* (floor h) dY.v))
(t_3 (+ (pow (* (floor w) dY.u) 2.0) (pow t_2 2.0)))
(t_4 (sqrt (fmax t_1 t_3))))
(if (>= t_1 t_3) (/ t_0 t_4) (/ 1.0 (/ 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 = powf((floorf(w) * dX_46_u), 2.0f) + powf(t_0, 2.0f);
float t_2 = floorf(h) * dY_46_v;
float t_3 = powf((floorf(w) * dY_46_u), 2.0f) + powf(t_2, 2.0f);
float t_4 = sqrtf(fmaxf(t_1, t_3));
float tmp;
if (t_1 >= t_3) {
tmp = t_0 / t_4;
} else {
tmp = 1.0f / (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((Float32(floor(w) * dX_46_u) ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) t_2 = Float32(floor(h) * dY_46_v) t_3 = Float32((Float32(floor(w) * dY_46_u) ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) t_4 = sqrt(((t_1 != t_1) ? t_3 : ((t_3 != t_3) ? t_1 : max(t_1, t_3)))) tmp = Float32(0.0) if (t_1 >= t_3) tmp = Float32(t_0 / t_4); else tmp = Float32(Float32(1.0) / 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) * dX_46_u) ^ single(2.0)) + (t_0 ^ single(2.0)); t_2 = floor(h) * dY_46_v; t_3 = ((floor(w) * dY_46_u) ^ single(2.0)) + (t_2 ^ single(2.0)); t_4 = sqrt(max(t_1, t_3)); tmp = single(0.0); if (t_1 >= t_3) tmp = t_0 / t_4; else tmp = single(1.0) / (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(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2} + {t\_0}^{2}\\
t_2 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_3 := {\left(\left\lfloor w\right\rfloor \cdot dY.u\right)}^{2} + {t\_2}^{2}\\
t_4 := \sqrt{\mathsf{max}\left(t\_1, t\_3\right)}\\
\mathbf{if}\;t\_1 \geq t\_3:\\
\;\;\;\;\frac{t\_0}{t\_4}\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\frac{t\_4}{t\_2}}\\
\end{array}
\end{array}
Initial program 75.9%
Applied rewrites76.0%
Applied rewrites76.0%
Applied rewrites76.0%
Applied rewrites76.1%
Final simplification76.1%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (+ (pow (* (floor w) dX.u) 2.0) (pow t_0 2.0)))
(t_2 (* (floor h) dY.v))
(t_3 (+ (pow (* (floor w) dY.u) 2.0) (pow t_2 2.0)))
(t_4 (sqrt (fmax t_1 t_3))))
(if (>= t_1 t_3) (/ t_0 t_4) (* t_2 (/ 1.0 t_4)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = powf((floorf(w) * dX_46_u), 2.0f) + powf(t_0, 2.0f);
float t_2 = floorf(h) * dY_46_v;
float t_3 = powf((floorf(w) * dY_46_u), 2.0f) + powf(t_2, 2.0f);
float t_4 = sqrtf(fmaxf(t_1, t_3));
float tmp;
if (t_1 >= t_3) {
tmp = t_0 / t_4;
} else {
tmp = t_2 * (1.0f / 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((Float32(floor(w) * dX_46_u) ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) t_2 = Float32(floor(h) * dY_46_v) t_3 = Float32((Float32(floor(w) * dY_46_u) ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) t_4 = sqrt(((t_1 != t_1) ? t_3 : ((t_3 != t_3) ? t_1 : max(t_1, t_3)))) tmp = Float32(0.0) if (t_1 >= t_3) tmp = Float32(t_0 / t_4); else tmp = Float32(t_2 * Float32(Float32(1.0) / t_4)); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = ((floor(w) * dX_46_u) ^ single(2.0)) + (t_0 ^ single(2.0)); t_2 = floor(h) * dY_46_v; t_3 = ((floor(w) * dY_46_u) ^ single(2.0)) + (t_2 ^ single(2.0)); t_4 = sqrt(max(t_1, t_3)); tmp = single(0.0); if (t_1 >= t_3) tmp = t_0 / t_4; else tmp = t_2 * (single(1.0) / 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(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2} + {t\_0}^{2}\\
t_2 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_3 := {\left(\left\lfloor w\right\rfloor \cdot dY.u\right)}^{2} + {t\_2}^{2}\\
t_4 := \sqrt{\mathsf{max}\left(t\_1, t\_3\right)}\\
\mathbf{if}\;t\_1 \geq t\_3:\\
\;\;\;\;\frac{t\_0}{t\_4}\\
\mathbf{else}:\\
\;\;\;\;t\_2 \cdot \frac{1}{t\_4}\\
\end{array}
\end{array}
Initial program 75.9%
Applied rewrites76.0%
Applied rewrites76.0%
Applied rewrites76.0%
Applied rewrites76.0%
Final simplification76.0%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (+ (pow (* (floor w) dX.u) 2.0) (pow t_0 2.0)))
(t_2 (* (floor h) dY.v))
(t_3 (+ (pow (* (floor w) dY.u) 2.0) (pow t_2 2.0)))
(t_4 (sqrt (fmax t_1 t_3))))
(if (>= t_1 t_3) (/ t_0 t_4) (/ t_2 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 = powf((floorf(w) * dX_46_u), 2.0f) + powf(t_0, 2.0f);
float t_2 = floorf(h) * dY_46_v;
float t_3 = powf((floorf(w) * dY_46_u), 2.0f) + powf(t_2, 2.0f);
float t_4 = sqrtf(fmaxf(t_1, t_3));
float tmp;
if (t_1 >= t_3) {
tmp = t_0 / t_4;
} else {
tmp = t_2 / 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((Float32(floor(w) * dX_46_u) ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) t_2 = Float32(floor(h) * dY_46_v) t_3 = Float32((Float32(floor(w) * dY_46_u) ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) t_4 = sqrt(((t_1 != t_1) ? t_3 : ((t_3 != t_3) ? t_1 : max(t_1, t_3)))) tmp = Float32(0.0) if (t_1 >= t_3) tmp = Float32(t_0 / t_4); else tmp = Float32(t_2 / 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) * dX_46_u) ^ single(2.0)) + (t_0 ^ single(2.0)); t_2 = floor(h) * dY_46_v; t_3 = ((floor(w) * dY_46_u) ^ single(2.0)) + (t_2 ^ single(2.0)); t_4 = sqrt(max(t_1, t_3)); tmp = single(0.0); if (t_1 >= t_3) tmp = t_0 / t_4; else tmp = t_2 / 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(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2} + {t\_0}^{2}\\
t_2 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_3 := {\left(\left\lfloor w\right\rfloor \cdot dY.u\right)}^{2} + {t\_2}^{2}\\
t_4 := \sqrt{\mathsf{max}\left(t\_1, t\_3\right)}\\
\mathbf{if}\;t\_1 \geq t\_3:\\
\;\;\;\;\frac{t\_0}{t\_4}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_2}{t\_4}\\
\end{array}
\end{array}
Initial program 75.9%
Applied rewrites76.0%
Applied rewrites76.0%
Applied rewrites76.0%
Applied rewrites76.1%
Final simplification76.1%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dY.v))
(t_1 (* (floor w) dX.u))
(t_2 (* (floor h) dX.v))
(t_3 (* t_2 t_2))
(t_4 (+ (* t_1 t_1) t_3))
(t_5 (* (floor w) dY.u))
(t_6 (+ (* t_5 t_5) (* t_0 t_0)))
(t_7 (/ 1.0 (sqrt (fmax t_4 t_6))))
(t_8 (* t_0 t_7)))
(if (<= dY.u 1000000.0)
(if (>= t_4 (* (pow (floor h) 2.0) (* dY.v dY.v))) (* t_2 t_7) t_8)
(if (>= (pow t_1 2.0) (+ (pow t_5 2.0) (pow t_0 2.0)))
(*
t_2
(/
1.0
(sqrt (fmax (+ t_3 (* (floor w) (* (floor w) (* dX.u dX.u)))) t_6))))
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(h) * dY_46_v;
float t_1 = floorf(w) * dX_46_u;
float t_2 = floorf(h) * dX_46_v;
float t_3 = t_2 * t_2;
float t_4 = (t_1 * t_1) + t_3;
float t_5 = floorf(w) * dY_46_u;
float t_6 = (t_5 * t_5) + (t_0 * t_0);
float t_7 = 1.0f / sqrtf(fmaxf(t_4, t_6));
float t_8 = t_0 * t_7;
float tmp_1;
if (dY_46_u <= 1000000.0f) {
float tmp_2;
if (t_4 >= (powf(floorf(h), 2.0f) * (dY_46_v * dY_46_v))) {
tmp_2 = t_2 * t_7;
} else {
tmp_2 = t_8;
}
tmp_1 = tmp_2;
} else if (powf(t_1, 2.0f) >= (powf(t_5, 2.0f) + powf(t_0, 2.0f))) {
tmp_1 = t_2 * (1.0f / sqrtf(fmaxf((t_3 + (floorf(w) * (floorf(w) * (dX_46_u * dX_46_u)))), t_6)));
} 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(h) * dY_46_v) t_1 = Float32(floor(w) * dX_46_u) t_2 = Float32(floor(h) * dX_46_v) t_3 = Float32(t_2 * t_2) t_4 = Float32(Float32(t_1 * t_1) + t_3) t_5 = Float32(floor(w) * dY_46_u) t_6 = Float32(Float32(t_5 * t_5) + Float32(t_0 * t_0)) t_7 = Float32(Float32(1.0) / sqrt(((t_4 != t_4) ? t_6 : ((t_6 != t_6) ? t_4 : max(t_4, t_6))))) t_8 = Float32(t_0 * t_7) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(1000000.0)) tmp_2 = Float32(0.0) if (t_4 >= Float32((floor(h) ^ Float32(2.0)) * Float32(dY_46_v * dY_46_v))) tmp_2 = Float32(t_2 * t_7); else tmp_2 = t_8; end tmp_1 = tmp_2; elseif ((t_1 ^ Float32(2.0)) >= Float32((t_5 ^ Float32(2.0)) + (t_0 ^ Float32(2.0)))) tmp_1 = Float32(t_2 * Float32(Float32(1.0) / sqrt(((Float32(t_3 + Float32(floor(w) * Float32(floor(w) * Float32(dX_46_u * dX_46_u)))) != Float32(t_3 + Float32(floor(w) * Float32(floor(w) * Float32(dX_46_u * dX_46_u))))) ? t_6 : ((t_6 != t_6) ? Float32(t_3 + Float32(floor(w) * Float32(floor(w) * Float32(dX_46_u * dX_46_u)))) : max(Float32(t_3 + Float32(floor(w) * Float32(floor(w) * Float32(dX_46_u * dX_46_u)))), t_6)))))); 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(h) * dY_46_v; t_1 = floor(w) * dX_46_u; t_2 = floor(h) * dX_46_v; t_3 = t_2 * t_2; t_4 = (t_1 * t_1) + t_3; t_5 = floor(w) * dY_46_u; t_6 = (t_5 * t_5) + (t_0 * t_0); t_7 = single(1.0) / sqrt(max(t_4, t_6)); t_8 = t_0 * t_7; tmp_2 = single(0.0); if (dY_46_u <= single(1000000.0)) tmp_3 = single(0.0); if (t_4 >= ((floor(h) ^ single(2.0)) * (dY_46_v * dY_46_v))) tmp_3 = t_2 * t_7; else tmp_3 = t_8; end tmp_2 = tmp_3; elseif ((t_1 ^ single(2.0)) >= ((t_5 ^ single(2.0)) + (t_0 ^ single(2.0)))) tmp_2 = t_2 * (single(1.0) / sqrt(max((t_3 + (floor(w) * (floor(w) * (dX_46_u * dX_46_u)))), t_6))); else tmp_2 = t_8; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_1 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_2 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_3 := t\_2 \cdot t\_2\\
t_4 := t\_1 \cdot t\_1 + t\_3\\
t_5 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_6 := t\_5 \cdot t\_5 + t\_0 \cdot t\_0\\
t_7 := \frac{1}{\sqrt{\mathsf{max}\left(t\_4, t\_6\right)}}\\
t_8 := t\_0 \cdot t\_7\\
\mathbf{if}\;dY.u \leq 1000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_4 \geq {\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot \left(dY.v \cdot dY.v\right):\\
\;\;\;\;t\_2 \cdot t\_7\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}\\
\mathbf{elif}\;{t\_1}^{2} \geq {t\_5}^{2} + {t\_0}^{2}:\\
\;\;\;\;t\_2 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_3 + \left\lfloor w\right\rfloor \cdot \left(\left\lfloor w\right\rfloor \cdot \left(dX.u \cdot dX.u\right)\right), t\_6\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}
\end{array}
if dY.u < 1e6Initial program 77.5%
Taylor expanded in dY.u around 0
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f32N/A
unpow2N/A
lower-*.f3269.0
Applied rewrites69.0%
if 1e6 < dY.u Initial program 66.7%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3266.7
Applied rewrites66.7%
lift-floor.f32N/A
lift-pow.f32N/A
associate-*r*N/A
pow2N/A
lift-pow.f32N/A
unpow-prod-downN/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f32N/A
Applied rewrites66.7%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
pow2N/A
lift-*.f32N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
lift-*.f32N/A
*-commutativeN/A
associate-*r*N/A
lift-*.f32N/A
lower-*.f3266.7
Applied rewrites66.7%
Final simplification68.7%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (floor h) 2.0))
(t_1 (* (floor w) dY.u))
(t_2 (pow (floor w) 2.0))
(t_3 (* (floor w) dX.u))
(t_4 (* t_3 t_3))
(t_5 (* (floor h) dY.v))
(t_6 (+ (* t_1 t_1) (* t_5 t_5)))
(t_7 (>= (pow t_3 2.0) (+ (pow t_1 2.0) (pow t_5 2.0))))
(t_8 (* (floor h) dX.v))
(t_9 (* t_8 t_8)))
(if (<= dY.u 14.0)
(if t_7
(* t_8 (/ 1.0 (sqrt (fmax (+ t_9 (* dX.u (* dX.u t_2))) t_6))))
(*
t_5
(/
1.0
(sqrt
(fmax
(fma dX.v (* dX.v t_0) (* (* dX.u dX.u) t_2))
(fma t_2 (* dY.u dY.u) (* dY.v (* dY.v t_0))))))))
(if t_7
(* t_8 (/ 1.0 (sqrt (fmax (+ t_4 t_9) t_6))))
(*
t_5
(/
1.0
(sqrt
(fmax (+ t_4 (* (floor h) (* (floor h) (* dX.v dX.v)))) 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(floorf(h), 2.0f);
float t_1 = floorf(w) * dY_46_u;
float t_2 = powf(floorf(w), 2.0f);
float t_3 = floorf(w) * dX_46_u;
float t_4 = t_3 * t_3;
float t_5 = floorf(h) * dY_46_v;
float t_6 = (t_1 * t_1) + (t_5 * t_5);
int t_7 = powf(t_3, 2.0f) >= (powf(t_1, 2.0f) + powf(t_5, 2.0f));
float t_8 = floorf(h) * dX_46_v;
float t_9 = t_8 * t_8;
float tmp_1;
if (dY_46_u <= 14.0f) {
float tmp_2;
if (t_7) {
tmp_2 = t_8 * (1.0f / sqrtf(fmaxf((t_9 + (dX_46_u * (dX_46_u * t_2))), t_6)));
} else {
tmp_2 = t_5 * (1.0f / sqrtf(fmaxf(fmaf(dX_46_v, (dX_46_v * t_0), ((dX_46_u * dX_46_u) * t_2)), fmaf(t_2, (dY_46_u * dY_46_u), (dY_46_v * (dY_46_v * t_0))))));
}
tmp_1 = tmp_2;
} else if (t_7) {
tmp_1 = t_8 * (1.0f / sqrtf(fmaxf((t_4 + t_9), t_6)));
} else {
tmp_1 = t_5 * (1.0f / sqrtf(fmaxf((t_4 + (floorf(h) * (floorf(h) * (dX_46_v * dX_46_v)))), t_6)));
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) ^ Float32(2.0) t_1 = Float32(floor(w) * dY_46_u) t_2 = floor(w) ^ Float32(2.0) t_3 = Float32(floor(w) * dX_46_u) t_4 = Float32(t_3 * t_3) t_5 = Float32(floor(h) * dY_46_v) t_6 = Float32(Float32(t_1 * t_1) + Float32(t_5 * t_5)) t_7 = (t_3 ^ Float32(2.0)) >= Float32((t_1 ^ Float32(2.0)) + (t_5 ^ Float32(2.0))) t_8 = Float32(floor(h) * dX_46_v) t_9 = Float32(t_8 * t_8) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(14.0)) tmp_2 = Float32(0.0) if (t_7) tmp_2 = Float32(t_8 * Float32(Float32(1.0) / sqrt(((Float32(t_9 + Float32(dX_46_u * Float32(dX_46_u * t_2))) != Float32(t_9 + Float32(dX_46_u * Float32(dX_46_u * t_2)))) ? t_6 : ((t_6 != t_6) ? Float32(t_9 + Float32(dX_46_u * Float32(dX_46_u * t_2))) : max(Float32(t_9 + Float32(dX_46_u * Float32(dX_46_u * t_2))), t_6)))))); else tmp_2 = Float32(t_5 * Float32(Float32(1.0) / sqrt(((fma(dX_46_v, Float32(dX_46_v * t_0), Float32(Float32(dX_46_u * dX_46_u) * t_2)) != fma(dX_46_v, Float32(dX_46_v * t_0), Float32(Float32(dX_46_u * dX_46_u) * t_2))) ? fma(t_2, Float32(dY_46_u * dY_46_u), Float32(dY_46_v * Float32(dY_46_v * t_0))) : ((fma(t_2, Float32(dY_46_u * dY_46_u), Float32(dY_46_v * Float32(dY_46_v * t_0))) != fma(t_2, Float32(dY_46_u * dY_46_u), Float32(dY_46_v * Float32(dY_46_v * t_0)))) ? fma(dX_46_v, Float32(dX_46_v * t_0), Float32(Float32(dX_46_u * dX_46_u) * t_2)) : max(fma(dX_46_v, Float32(dX_46_v * t_0), Float32(Float32(dX_46_u * dX_46_u) * t_2)), fma(t_2, Float32(dY_46_u * dY_46_u), Float32(dY_46_v * Float32(dY_46_v * t_0))))))))); end tmp_1 = tmp_2; elseif (t_7) tmp_1 = Float32(t_8 * Float32(Float32(1.0) / sqrt(((Float32(t_4 + t_9) != Float32(t_4 + t_9)) ? t_6 : ((t_6 != t_6) ? Float32(t_4 + t_9) : max(Float32(t_4 + t_9), t_6)))))); else tmp_1 = Float32(t_5 * Float32(Float32(1.0) / sqrt(((Float32(t_4 + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))) != Float32(t_4 + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v))))) ? t_6 : ((t_6 != t_6) ? Float32(t_4 + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))) : max(Float32(t_4 + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))), t_6)))))); end return tmp_1 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_3 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_4 := t\_3 \cdot t\_3\\
t_5 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_6 := t\_1 \cdot t\_1 + t\_5 \cdot t\_5\\
t_7 := {t\_3}^{2} \geq {t\_1}^{2} + {t\_5}^{2}\\
t_8 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_9 := t\_8 \cdot t\_8\\
\mathbf{if}\;dY.u \leq 14:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;t\_8 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_9 + dX.u \cdot \left(dX.u \cdot t\_2\right), t\_6\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_5 \cdot \frac{1}{\sqrt{\mathsf{max}\left(\mathsf{fma}\left(dX.v, dX.v \cdot t\_0, \left(dX.u \cdot dX.u\right) \cdot t\_2\right), \mathsf{fma}\left(t\_2, dY.u \cdot dY.u, dY.v \cdot \left(dY.v \cdot t\_0\right)\right)\right)}}\\
\end{array}\\
\mathbf{elif}\;t\_7:\\
\;\;\;\;t\_8 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_4 + t\_9, t\_6\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_5 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_4 + \left\lfloor h\right\rfloor \cdot \left(\left\lfloor h\right\rfloor \cdot \left(dX.v \cdot dX.v\right)\right), t\_6\right)}}\\
\end{array}
\end{array}
if dY.u < 14Initial program 76.0%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3262.7
Applied rewrites62.7%
lift-floor.f32N/A
lift-pow.f32N/A
associate-*r*N/A
pow2N/A
lift-pow.f32N/A
unpow-prod-downN/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f32N/A
Applied rewrites62.7%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
pow2N/A
lift-*.f32N/A
associate-*r*N/A
lower-*.f32N/A
lift-*.f32N/A
*-commutativeN/A
associate-*l*N/A
unpow2N/A
lift-pow.f32N/A
lower-*.f3262.7
Applied rewrites62.7%
Taylor expanded in w around 0
lower-sqrt.f32N/A
lower-fmax.f32N/A
Applied rewrites33.4%
if 14 < dY.u Initial program 75.5%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3269.2
Applied rewrites69.2%
lift-floor.f32N/A
lift-pow.f32N/A
associate-*r*N/A
pow2N/A
lift-pow.f32N/A
unpow-prod-downN/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f32N/A
Applied rewrites69.2%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
lift-*.f32N/A
unpow-prod-downN/A
pow2N/A
associate-*l*N/A
lower-*.f32N/A
lower-*.f32N/A
pow2N/A
lower-*.f3269.2
Applied rewrites69.2%
Final simplification41.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (floor h) 2.0))
(t_1 (* (floor w) dY.u))
(t_2 (pow (floor w) 2.0))
(t_3 (* (floor w) dX.u))
(t_4 (* dX.v t_0))
(t_5 (* (floor h) dY.v))
(t_6 (+ (* t_1 t_1) (* t_5 t_5)))
(t_7 (>= (pow t_3 2.0) (+ (pow t_1 2.0) (pow t_5 2.0))))
(t_8 (* (floor h) dX.v))
(t_9
(*
t_8
(/ 1.0 (sqrt (fmax (+ (* t_8 t_8) (* dX.u (* dX.u t_2))) t_6))))))
(if (<= dY.u 14.0)
(if t_7
t_9
(*
t_5
(/
1.0
(sqrt
(fmax
(fma dX.v t_4 (* (* dX.u dX.u) t_2))
(fma t_2 (* dY.u dY.u) (* dY.v (* dY.v t_0))))))))
(if t_7
t_9
(* t_5 (/ 1.0 (sqrt (fmax (+ (* t_3 t_3) (* dX.v t_4)) 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(floorf(h), 2.0f);
float t_1 = floorf(w) * dY_46_u;
float t_2 = powf(floorf(w), 2.0f);
float t_3 = floorf(w) * dX_46_u;
float t_4 = dX_46_v * t_0;
float t_5 = floorf(h) * dY_46_v;
float t_6 = (t_1 * t_1) + (t_5 * t_5);
int t_7 = powf(t_3, 2.0f) >= (powf(t_1, 2.0f) + powf(t_5, 2.0f));
float t_8 = floorf(h) * dX_46_v;
float t_9 = t_8 * (1.0f / sqrtf(fmaxf(((t_8 * t_8) + (dX_46_u * (dX_46_u * t_2))), t_6)));
float tmp_1;
if (dY_46_u <= 14.0f) {
float tmp_2;
if (t_7) {
tmp_2 = t_9;
} else {
tmp_2 = t_5 * (1.0f / sqrtf(fmaxf(fmaf(dX_46_v, t_4, ((dX_46_u * dX_46_u) * t_2)), fmaf(t_2, (dY_46_u * dY_46_u), (dY_46_v * (dY_46_v * t_0))))));
}
tmp_1 = tmp_2;
} else if (t_7) {
tmp_1 = t_9;
} else {
tmp_1 = t_5 * (1.0f / sqrtf(fmaxf(((t_3 * t_3) + (dX_46_v * t_4)), t_6)));
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) ^ Float32(2.0) t_1 = Float32(floor(w) * dY_46_u) t_2 = floor(w) ^ Float32(2.0) t_3 = Float32(floor(w) * dX_46_u) t_4 = Float32(dX_46_v * t_0) t_5 = Float32(floor(h) * dY_46_v) t_6 = Float32(Float32(t_1 * t_1) + Float32(t_5 * t_5)) t_7 = (t_3 ^ Float32(2.0)) >= Float32((t_1 ^ Float32(2.0)) + (t_5 ^ Float32(2.0))) t_8 = Float32(floor(h) * dX_46_v) t_9 = Float32(t_8 * Float32(Float32(1.0) / sqrt(((Float32(Float32(t_8 * t_8) + Float32(dX_46_u * Float32(dX_46_u * t_2))) != Float32(Float32(t_8 * t_8) + Float32(dX_46_u * Float32(dX_46_u * t_2)))) ? t_6 : ((t_6 != t_6) ? Float32(Float32(t_8 * t_8) + Float32(dX_46_u * Float32(dX_46_u * t_2))) : max(Float32(Float32(t_8 * t_8) + Float32(dX_46_u * Float32(dX_46_u * t_2))), t_6)))))) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(14.0)) tmp_2 = Float32(0.0) if (t_7) tmp_2 = t_9; else tmp_2 = Float32(t_5 * Float32(Float32(1.0) / sqrt(((fma(dX_46_v, t_4, Float32(Float32(dX_46_u * dX_46_u) * t_2)) != fma(dX_46_v, t_4, Float32(Float32(dX_46_u * dX_46_u) * t_2))) ? fma(t_2, Float32(dY_46_u * dY_46_u), Float32(dY_46_v * Float32(dY_46_v * t_0))) : ((fma(t_2, Float32(dY_46_u * dY_46_u), Float32(dY_46_v * Float32(dY_46_v * t_0))) != fma(t_2, Float32(dY_46_u * dY_46_u), Float32(dY_46_v * Float32(dY_46_v * t_0)))) ? fma(dX_46_v, t_4, Float32(Float32(dX_46_u * dX_46_u) * t_2)) : max(fma(dX_46_v, t_4, Float32(Float32(dX_46_u * dX_46_u) * t_2)), fma(t_2, Float32(dY_46_u * dY_46_u), Float32(dY_46_v * Float32(dY_46_v * t_0))))))))); end tmp_1 = tmp_2; elseif (t_7) tmp_1 = t_9; else tmp_1 = Float32(t_5 * Float32(Float32(1.0) / sqrt(((Float32(Float32(t_3 * t_3) + Float32(dX_46_v * t_4)) != Float32(Float32(t_3 * t_3) + Float32(dX_46_v * t_4))) ? t_6 : ((t_6 != t_6) ? Float32(Float32(t_3 * t_3) + Float32(dX_46_v * t_4)) : max(Float32(Float32(t_3 * t_3) + Float32(dX_46_v * t_4)), t_6)))))); end return tmp_1 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_3 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_4 := dX.v \cdot t\_0\\
t_5 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_6 := t\_1 \cdot t\_1 + t\_5 \cdot t\_5\\
t_7 := {t\_3}^{2} \geq {t\_1}^{2} + {t\_5}^{2}\\
t_8 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_9 := t\_8 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_8 \cdot t\_8 + dX.u \cdot \left(dX.u \cdot t\_2\right), t\_6\right)}}\\
\mathbf{if}\;dY.u \leq 14:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_7:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;t\_5 \cdot \frac{1}{\sqrt{\mathsf{max}\left(\mathsf{fma}\left(dX.v, t\_4, \left(dX.u \cdot dX.u\right) \cdot t\_2\right), \mathsf{fma}\left(t\_2, dY.u \cdot dY.u, dY.v \cdot \left(dY.v \cdot t\_0\right)\right)\right)}}\\
\end{array}\\
\mathbf{elif}\;t\_7:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;t\_5 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_3 \cdot t\_3 + dX.v \cdot t\_4, t\_6\right)}}\\
\end{array}
\end{array}
if dY.u < 14Initial program 76.0%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3262.7
Applied rewrites62.7%
lift-floor.f32N/A
lift-pow.f32N/A
associate-*r*N/A
pow2N/A
lift-pow.f32N/A
unpow-prod-downN/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f32N/A
Applied rewrites62.7%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
pow2N/A
lift-*.f32N/A
associate-*r*N/A
lower-*.f32N/A
lift-*.f32N/A
*-commutativeN/A
associate-*l*N/A
unpow2N/A
lift-pow.f32N/A
lower-*.f3262.7
Applied rewrites62.7%
Taylor expanded in w around 0
lower-sqrt.f32N/A
lower-fmax.f32N/A
Applied rewrites33.4%
if 14 < dY.u Initial program 75.5%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3269.2
Applied rewrites69.2%
lift-floor.f32N/A
lift-pow.f32N/A
associate-*r*N/A
pow2N/A
lift-pow.f32N/A
unpow-prod-downN/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f32N/A
Applied rewrites69.2%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
pow2N/A
lift-*.f32N/A
associate-*r*N/A
lower-*.f32N/A
lift-*.f32N/A
*-commutativeN/A
associate-*l*N/A
unpow2N/A
lift-pow.f32N/A
lower-*.f3269.1
Applied rewrites69.1%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
lift-*.f32N/A
unpow-prod-downN/A
pow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f3269.1
Applied rewrites69.1%
Final simplification41.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* (floor h) dX.v))
(t_2 (* (floor w) dX.u))
(t_3 (* (floor h) dY.v))
(t_4 (+ (* t_0 t_0) (* t_3 t_3))))
(if (>= (pow t_2 2.0) (+ (pow t_0 2.0) (pow t_3 2.0)))
(*
t_1
(/
1.0
(sqrt
(fmax (+ (* t_1 t_1) (* dX.u (* dX.u (pow (floor w) 2.0)))) t_4))))
(*
t_3
(/
1.0
(sqrt
(fmax (+ (* t_2 t_2) (* (pow (floor h) 2.0) (* dX.v dX.v))) t_4)))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dY_46_u;
float t_1 = floorf(h) * dX_46_v;
float t_2 = floorf(w) * dX_46_u;
float t_3 = floorf(h) * dY_46_v;
float t_4 = (t_0 * t_0) + (t_3 * t_3);
float tmp;
if (powf(t_2, 2.0f) >= (powf(t_0, 2.0f) + powf(t_3, 2.0f))) {
tmp = t_1 * (1.0f / sqrtf(fmaxf(((t_1 * t_1) + (dX_46_u * (dX_46_u * powf(floorf(w), 2.0f)))), t_4)));
} else {
tmp = t_3 * (1.0f / sqrtf(fmaxf(((t_2 * t_2) + (powf(floorf(h), 2.0f) * (dX_46_v * dX_46_v))), t_4)));
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dY_46_u) t_1 = Float32(floor(h) * dX_46_v) t_2 = Float32(floor(w) * dX_46_u) t_3 = Float32(floor(h) * dY_46_v) t_4 = Float32(Float32(t_0 * t_0) + Float32(t_3 * t_3)) tmp = Float32(0.0) if ((t_2 ^ Float32(2.0)) >= Float32((t_0 ^ Float32(2.0)) + (t_3 ^ Float32(2.0)))) tmp = Float32(t_1 * Float32(Float32(1.0) / sqrt(((Float32(Float32(t_1 * t_1) + Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0))))) != Float32(Float32(t_1 * t_1) + Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))))) ? t_4 : ((t_4 != t_4) ? Float32(Float32(t_1 * t_1) + Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0))))) : max(Float32(Float32(t_1 * t_1) + Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0))))), t_4)))))); else tmp = Float32(t_3 * Float32(Float32(1.0) / sqrt(((Float32(Float32(t_2 * t_2) + Float32((floor(h) ^ Float32(2.0)) * Float32(dX_46_v * dX_46_v))) != Float32(Float32(t_2 * t_2) + Float32((floor(h) ^ Float32(2.0)) * Float32(dX_46_v * dX_46_v)))) ? t_4 : ((t_4 != t_4) ? Float32(Float32(t_2 * t_2) + Float32((floor(h) ^ Float32(2.0)) * Float32(dX_46_v * dX_46_v))) : max(Float32(Float32(t_2 * t_2) + Float32((floor(h) ^ Float32(2.0)) * Float32(dX_46_v * dX_46_v))), t_4)))))); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(w) * dY_46_u; t_1 = floor(h) * dX_46_v; t_2 = floor(w) * dX_46_u; t_3 = floor(h) * dY_46_v; t_4 = (t_0 * t_0) + (t_3 * t_3); tmp = single(0.0); if ((t_2 ^ single(2.0)) >= ((t_0 ^ single(2.0)) + (t_3 ^ single(2.0)))) tmp = t_1 * (single(1.0) / sqrt(max(((t_1 * t_1) + (dX_46_u * (dX_46_u * (floor(w) ^ single(2.0))))), t_4))); else tmp = t_3 * (single(1.0) / sqrt(max(((t_2 * t_2) + ((floor(h) ^ single(2.0)) * (dX_46_v * dX_46_v))), t_4))); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_2 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_3 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_4 := t\_0 \cdot t\_0 + t\_3 \cdot t\_3\\
\mathbf{if}\;{t\_2}^{2} \geq {t\_0}^{2} + {t\_3}^{2}:\\
\;\;\;\;t\_1 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_1 \cdot t\_1 + dX.u \cdot \left(dX.u \cdot {\left(\left\lfloor w\right\rfloor \right)}^{2}\right), t\_4\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_3 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_2 \cdot t\_2 + {\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot \left(dX.v \cdot dX.v\right), t\_4\right)}}\\
\end{array}
\end{array}
Initial program 75.9%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3264.2
Applied rewrites64.2%
lift-floor.f32N/A
lift-pow.f32N/A
associate-*r*N/A
pow2N/A
lift-pow.f32N/A
unpow-prod-downN/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f32N/A
Applied rewrites64.2%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
pow2N/A
lift-*.f32N/A
associate-*r*N/A
lower-*.f32N/A
lift-*.f32N/A
*-commutativeN/A
associate-*l*N/A
unpow2N/A
lift-pow.f32N/A
lower-*.f3264.2
Applied rewrites64.2%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
lift-*.f32N/A
unpow-prod-downN/A
lower-*.f32N/A
lower-pow.f32N/A
pow2N/A
lower-*.f3264.2
Applied rewrites64.2%
Final simplification64.2%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* (floor h) dX.v))
(t_2 (* (floor w) dX.u))
(t_3 (* (floor h) dY.v))
(t_4 (+ (* t_0 t_0) (* t_3 t_3))))
(if (>= (pow t_2 2.0) (+ (pow t_0 2.0) (pow t_3 2.0)))
(*
t_1
(/
1.0
(sqrt
(fmax (+ (* t_1 t_1) (* dX.u (* dX.u (pow (floor w) 2.0)))) t_4))))
(*
t_3
(/
1.0
(sqrt
(fmax (+ (* t_2 t_2) (* dX.v (* dX.v (pow (floor h) 2.0)))) t_4)))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dY_46_u;
float t_1 = floorf(h) * dX_46_v;
float t_2 = floorf(w) * dX_46_u;
float t_3 = floorf(h) * dY_46_v;
float t_4 = (t_0 * t_0) + (t_3 * t_3);
float tmp;
if (powf(t_2, 2.0f) >= (powf(t_0, 2.0f) + powf(t_3, 2.0f))) {
tmp = t_1 * (1.0f / sqrtf(fmaxf(((t_1 * t_1) + (dX_46_u * (dX_46_u * powf(floorf(w), 2.0f)))), t_4)));
} else {
tmp = t_3 * (1.0f / sqrtf(fmaxf(((t_2 * t_2) + (dX_46_v * (dX_46_v * powf(floorf(h), 2.0f)))), t_4)));
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dY_46_u) t_1 = Float32(floor(h) * dX_46_v) t_2 = Float32(floor(w) * dX_46_u) t_3 = Float32(floor(h) * dY_46_v) t_4 = Float32(Float32(t_0 * t_0) + Float32(t_3 * t_3)) tmp = Float32(0.0) if ((t_2 ^ Float32(2.0)) >= Float32((t_0 ^ Float32(2.0)) + (t_3 ^ Float32(2.0)))) tmp = Float32(t_1 * Float32(Float32(1.0) / sqrt(((Float32(Float32(t_1 * t_1) + Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0))))) != Float32(Float32(t_1 * t_1) + Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))))) ? t_4 : ((t_4 != t_4) ? Float32(Float32(t_1 * t_1) + Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0))))) : max(Float32(Float32(t_1 * t_1) + Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0))))), t_4)))))); else tmp = Float32(t_3 * Float32(Float32(1.0) / sqrt(((Float32(Float32(t_2 * t_2) + Float32(dX_46_v * Float32(dX_46_v * (floor(h) ^ Float32(2.0))))) != Float32(Float32(t_2 * t_2) + Float32(dX_46_v * Float32(dX_46_v * (floor(h) ^ Float32(2.0)))))) ? t_4 : ((t_4 != t_4) ? Float32(Float32(t_2 * t_2) + Float32(dX_46_v * Float32(dX_46_v * (floor(h) ^ Float32(2.0))))) : max(Float32(Float32(t_2 * t_2) + Float32(dX_46_v * Float32(dX_46_v * (floor(h) ^ Float32(2.0))))), t_4)))))); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(w) * dY_46_u; t_1 = floor(h) * dX_46_v; t_2 = floor(w) * dX_46_u; t_3 = floor(h) * dY_46_v; t_4 = (t_0 * t_0) + (t_3 * t_3); tmp = single(0.0); if ((t_2 ^ single(2.0)) >= ((t_0 ^ single(2.0)) + (t_3 ^ single(2.0)))) tmp = t_1 * (single(1.0) / sqrt(max(((t_1 * t_1) + (dX_46_u * (dX_46_u * (floor(w) ^ single(2.0))))), t_4))); else tmp = t_3 * (single(1.0) / sqrt(max(((t_2 * t_2) + (dX_46_v * (dX_46_v * (floor(h) ^ single(2.0))))), t_4))); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_2 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_3 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_4 := t\_0 \cdot t\_0 + t\_3 \cdot t\_3\\
\mathbf{if}\;{t\_2}^{2} \geq {t\_0}^{2} + {t\_3}^{2}:\\
\;\;\;\;t\_1 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_1 \cdot t\_1 + dX.u \cdot \left(dX.u \cdot {\left(\left\lfloor w\right\rfloor \right)}^{2}\right), t\_4\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_3 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_2 \cdot t\_2 + dX.v \cdot \left(dX.v \cdot {\left(\left\lfloor h\right\rfloor \right)}^{2}\right), t\_4\right)}}\\
\end{array}
\end{array}
Initial program 75.9%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3264.2
Applied rewrites64.2%
lift-floor.f32N/A
lift-pow.f32N/A
associate-*r*N/A
pow2N/A
lift-pow.f32N/A
unpow-prod-downN/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f32N/A
Applied rewrites64.2%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
pow2N/A
lift-*.f32N/A
associate-*r*N/A
lower-*.f32N/A
lift-*.f32N/A
*-commutativeN/A
associate-*l*N/A
unpow2N/A
lift-pow.f32N/A
lower-*.f3264.2
Applied rewrites64.2%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
lift-*.f32N/A
unpow-prod-downN/A
pow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f3264.2
Applied rewrites64.2%
Final simplification64.2%
herbie shell --seed 2024216
(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))))