
(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 10 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 w) dX.u))
(t_1 (* (floor h) dX.v))
(t_2 (pow t_1 2.0))
(t_3 (+ t_2 (pow t_0 2.0)))
(t_4 (* (floor w) dY.u))
(t_5 (pow t_4 2.0))
(t_6 (+ (* t_0 t_0) (* t_1 t_1)))
(t_7 (* (floor h) dY.v))
(t_8 (+ (* t_4 t_4) (* t_7 t_7)))
(t_9 (/ 1.0 (sqrt (fmax t_6 t_8))))
(t_10 (+ t_5 (pow t_7 2.0)))
(t_11 (>= t_2 t_10))
(t_12 (sqrt (fmax t_3 t_10)))
(t_13 (/ t_7 t_12))
(t_14 (if (>= t_6 t_8) (* t_9 t_1) (* t_9 t_7))))
(if (<= t_14 -0.03999999910593033)
(if t_11
(/
t_1
(sqrt (fmax (fma (* (* dX.u dX.u) (floor w)) (floor w) t_2) t_10)))
t_13)
(if (<= t_14 9.999999974752427e-7)
(if (>= t_3 t_5)
(/ t_1 (sqrt (fmax t_3 (+ (exp (* (log t_7) 2.0)) t_5))))
(* (/ dY.v t_12) (floor h)))
(if t_11 (/ t_1 t_12) t_13)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dX_46_u;
float t_1 = floorf(h) * dX_46_v;
float t_2 = powf(t_1, 2.0f);
float t_3 = t_2 + powf(t_0, 2.0f);
float t_4 = floorf(w) * dY_46_u;
float t_5 = powf(t_4, 2.0f);
float t_6 = (t_0 * t_0) + (t_1 * t_1);
float t_7 = floorf(h) * dY_46_v;
float t_8 = (t_4 * t_4) + (t_7 * t_7);
float t_9 = 1.0f / sqrtf(fmaxf(t_6, t_8));
float t_10 = t_5 + powf(t_7, 2.0f);
int t_11 = t_2 >= t_10;
float t_12 = sqrtf(fmaxf(t_3, t_10));
float t_13 = t_7 / t_12;
float tmp;
if (t_6 >= t_8) {
tmp = t_9 * t_1;
} else {
tmp = t_9 * t_7;
}
float t_14 = tmp;
float tmp_2;
if (t_14 <= -0.03999999910593033f) {
float tmp_3;
if (t_11) {
tmp_3 = t_1 / sqrtf(fmaxf(fmaf(((dX_46_u * dX_46_u) * floorf(w)), floorf(w), t_2), t_10));
} else {
tmp_3 = t_13;
}
tmp_2 = tmp_3;
} else if (t_14 <= 9.999999974752427e-7f) {
float tmp_4;
if (t_3 >= t_5) {
tmp_4 = t_1 / sqrtf(fmaxf(t_3, (expf((logf(t_7) * 2.0f)) + t_5)));
} else {
tmp_4 = (dY_46_v / t_12) * floorf(h);
}
tmp_2 = tmp_4;
} else if (t_11) {
tmp_2 = t_1 / t_12;
} else {
tmp_2 = t_13;
}
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) * dX_46_u) t_1 = Float32(floor(h) * dX_46_v) t_2 = t_1 ^ Float32(2.0) t_3 = Float32(t_2 + (t_0 ^ Float32(2.0))) t_4 = Float32(floor(w) * dY_46_u) t_5 = t_4 ^ Float32(2.0) t_6 = Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) t_7 = Float32(floor(h) * dY_46_v) t_8 = Float32(Float32(t_4 * t_4) + Float32(t_7 * t_7)) t_9 = Float32(Float32(1.0) / sqrt(fmax(t_6, t_8))) t_10 = Float32(t_5 + (t_7 ^ Float32(2.0))) t_11 = t_2 >= t_10 t_12 = sqrt(fmax(t_3, t_10)) t_13 = Float32(t_7 / t_12) tmp = Float32(0.0) if (t_6 >= t_8) tmp = Float32(t_9 * t_1); else tmp = Float32(t_9 * t_7); end t_14 = tmp tmp_2 = Float32(0.0) if (t_14 <= Float32(-0.03999999910593033)) tmp_3 = Float32(0.0) if (t_11) tmp_3 = Float32(t_1 / sqrt(fmax(fma(Float32(Float32(dX_46_u * dX_46_u) * floor(w)), floor(w), t_2), t_10))); else tmp_3 = t_13; end tmp_2 = tmp_3; elseif (t_14 <= Float32(9.999999974752427e-7)) tmp_4 = Float32(0.0) if (t_3 >= t_5) tmp_4 = Float32(t_1 / sqrt(fmax(t_3, Float32(exp(Float32(log(t_7) * Float32(2.0))) + t_5)))); else tmp_4 = Float32(Float32(dY_46_v / t_12) * floor(h)); end tmp_2 = tmp_4; elseif (t_11) tmp_2 = Float32(t_1 / t_12); else tmp_2 = t_13; end return 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}^{2}\\
t_3 := t\_2 + {t\_0}^{2}\\
t_4 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_5 := {t\_4}^{2}\\
t_6 := t\_0 \cdot t\_0 + t\_1 \cdot t\_1\\
t_7 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_8 := t\_4 \cdot t\_4 + t\_7 \cdot t\_7\\
t_9 := \frac{1}{\sqrt{\mathsf{max}\left(t\_6, t\_8\right)}}\\
t_10 := t\_5 + {t\_7}^{2}\\
t_11 := t\_2 \geq t\_10\\
t_12 := \sqrt{\mathsf{max}\left(t\_3, t\_10\right)}\\
t_13 := \frac{t\_7}{t\_12}\\
t_14 := \begin{array}{l}
\mathbf{if}\;t\_6 \geq t\_8:\\
\;\;\;\;t\_9 \cdot t\_1\\
\mathbf{else}:\\
\;\;\;\;t\_9 \cdot t\_7\\
\end{array}\\
\mathbf{if}\;t\_14 \leq -0.03999999910593033:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_11:\\
\;\;\;\;\frac{t\_1}{\sqrt{\mathsf{max}\left(\mathsf{fma}\left(\left(dX.u \cdot dX.u\right) \cdot \left\lfloor w\right\rfloor , \left\lfloor w\right\rfloor , t\_2\right), t\_10\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_13\\
\end{array}\\
\mathbf{elif}\;t\_14 \leq 9.999999974752427 \cdot 10^{-7}:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_3 \geq t\_5:\\
\;\;\;\;\frac{t\_1}{\sqrt{\mathsf{max}\left(t\_3, e^{\log t\_7 \cdot 2} + t\_5\right)}}\\
\mathbf{else}:\\
\;\;\;\;\frac{dY.v}{t\_12} \cdot \left\lfloor h\right\rfloor \\
\end{array}\\
\mathbf{elif}\;t\_11:\\
\;\;\;\;\frac{t\_1}{t\_12}\\
\mathbf{else}:\\
\;\;\;\;t\_13\\
\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))) < -0.0399999991Initial program 99.3%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow-prod-downN/A
lift-floor.f32N/A
lift-*.f32N/A
lower-pow.f3299.3
Applied rewrites99.3%
Applied rewrites99.6%
lift-+.f32N/A
+-commutativeN/A
lift-pow.f32N/A
pow2N/A
lift-*.f32N/A
lift-pow.f32N/A
pow2N/A
lift-*.f32N/A
lift-*.f32N/A
lift-*.f32N/A
lift-floor.f32N/A
lift-*.f32N/A
lift-floor.f32N/A
lift-*.f32N/A
lift-*.f32N/A
lift-floor.f32N/A
lift-*.f32N/A
lift-floor.f32N/A
Applied rewrites99.7%
if -0.0399999991 < (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))) < 9.99999997e-7Initial program 56.5%
Applied rewrites56.8%
Applied rewrites56.9%
Taylor expanded in dY.u around inf
Applied rewrites56.9%
lift-pow.f32N/A
pow-to-expN/A
lower-exp.f32N/A
lift-*.f32N/A
lift-floor.f32N/A
*-rgt-identityN/A
lower-*.f32N/A
*-rgt-identityN/A
lift-floor.f32N/A
lift-*.f32N/A
lift-log.f3259.0
Applied rewrites59.0%
if 9.99999997e-7 < (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 99.6%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow-prod-downN/A
lift-floor.f32N/A
lift-*.f32N/A
lower-pow.f3299.6
Applied rewrites99.6%
Applied rewrites99.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (pow t_0 2.0))
(t_2 (* (floor h) dX.v))
(t_3 (pow t_2 2.0))
(t_4 (* (floor h) dY.v))
(t_5 (+ (* t_0 t_0) (* t_4 t_4)))
(t_6 (* (floor w) dX.u))
(t_7 (pow t_6 2.0))
(t_8 (+ t_3 t_7))
(t_9 (+ (* t_6 t_6) (* t_2 t_2)))
(t_10 (/ 1.0 (sqrt (fmax t_9 t_5))))
(t_11 (if (>= t_9 t_5) (* t_10 t_2) (* t_10 t_4)))
(t_12 (pow t_4 2.0))
(t_13 (+ t_1 t_12))
(t_14 (sqrt (fmax t_8 t_13))))
(if (or (<= t_11 -0.05000000074505806) (not (<= t_11 9.999999974752427e-7)))
(if (>= t_3 t_13) (/ t_2 t_14) (/ t_4 t_14))
(if (>= t_7 t_1)
(/ t_2 (sqrt (fmax t_8 (+ t_12 t_1))))
(* (/ dY.v t_14) (floor h))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dY_46_u;
float t_1 = powf(t_0, 2.0f);
float t_2 = floorf(h) * dX_46_v;
float t_3 = powf(t_2, 2.0f);
float t_4 = floorf(h) * dY_46_v;
float t_5 = (t_0 * t_0) + (t_4 * t_4);
float t_6 = floorf(w) * dX_46_u;
float t_7 = powf(t_6, 2.0f);
float t_8 = t_3 + t_7;
float t_9 = (t_6 * t_6) + (t_2 * t_2);
float t_10 = 1.0f / sqrtf(fmaxf(t_9, t_5));
float tmp;
if (t_9 >= t_5) {
tmp = t_10 * t_2;
} else {
tmp = t_10 * t_4;
}
float t_11 = tmp;
float t_12 = powf(t_4, 2.0f);
float t_13 = t_1 + t_12;
float t_14 = sqrtf(fmaxf(t_8, t_13));
float tmp_2;
if ((t_11 <= -0.05000000074505806f) || !(t_11 <= 9.999999974752427e-7f)) {
float tmp_3;
if (t_3 >= t_13) {
tmp_3 = t_2 / t_14;
} else {
tmp_3 = t_4 / t_14;
}
tmp_2 = tmp_3;
} else if (t_7 >= t_1) {
tmp_2 = t_2 / sqrtf(fmaxf(t_8, (t_12 + t_1)));
} else {
tmp_2 = (dY_46_v / t_14) * floorf(h);
}
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 = t_0 ^ Float32(2.0) t_2 = Float32(floor(h) * dX_46_v) t_3 = t_2 ^ Float32(2.0) t_4 = Float32(floor(h) * dY_46_v) t_5 = Float32(Float32(t_0 * t_0) + Float32(t_4 * t_4)) t_6 = Float32(floor(w) * dX_46_u) t_7 = t_6 ^ Float32(2.0) t_8 = Float32(t_3 + t_7) t_9 = Float32(Float32(t_6 * t_6) + Float32(t_2 * t_2)) t_10 = Float32(Float32(1.0) / sqrt(fmax(t_9, t_5))) tmp = Float32(0.0) if (t_9 >= t_5) tmp = Float32(t_10 * t_2); else tmp = Float32(t_10 * t_4); end t_11 = tmp t_12 = t_4 ^ Float32(2.0) t_13 = Float32(t_1 + t_12) t_14 = sqrt(fmax(t_8, t_13)) tmp_2 = Float32(0.0) if ((t_11 <= Float32(-0.05000000074505806)) || !(t_11 <= Float32(9.999999974752427e-7))) tmp_3 = Float32(0.0) if (t_3 >= t_13) tmp_3 = Float32(t_2 / t_14); else tmp_3 = Float32(t_4 / t_14); end tmp_2 = tmp_3; elseif (t_7 >= t_1) tmp_2 = Float32(t_2 / sqrt(fmax(t_8, Float32(t_12 + t_1)))); else tmp_2 = Float32(Float32(dY_46_v / t_14) * floor(h)); 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 = t_0 ^ single(2.0); t_2 = floor(h) * dX_46_v; t_3 = t_2 ^ single(2.0); t_4 = floor(h) * dY_46_v; t_5 = (t_0 * t_0) + (t_4 * t_4); t_6 = floor(w) * dX_46_u; t_7 = t_6 ^ single(2.0); t_8 = t_3 + t_7; t_9 = (t_6 * t_6) + (t_2 * t_2); t_10 = single(1.0) / sqrt(max(t_9, t_5)); tmp = single(0.0); if (t_9 >= t_5) tmp = t_10 * t_2; else tmp = t_10 * t_4; end t_11 = tmp; t_12 = t_4 ^ single(2.0); t_13 = t_1 + t_12; t_14 = sqrt(max(t_8, t_13)); tmp_3 = single(0.0); if ((t_11 <= single(-0.05000000074505806)) || ~((t_11 <= single(9.999999974752427e-7)))) tmp_4 = single(0.0); if (t_3 >= t_13) tmp_4 = t_2 / t_14; else tmp_4 = t_4 / t_14; end tmp_3 = tmp_4; elseif (t_7 >= t_1) tmp_3 = t_2 / sqrt(max(t_8, (t_12 + t_1))); else tmp_3 = (dY_46_v / t_14) * floor(h); end tmp_5 = tmp_3; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := {t\_0}^{2}\\
t_2 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_3 := {t\_2}^{2}\\
t_4 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_5 := t\_0 \cdot t\_0 + t\_4 \cdot t\_4\\
t_6 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_7 := {t\_6}^{2}\\
t_8 := t\_3 + t\_7\\
t_9 := t\_6 \cdot t\_6 + t\_2 \cdot t\_2\\
t_10 := \frac{1}{\sqrt{\mathsf{max}\left(t\_9, t\_5\right)}}\\
t_11 := \begin{array}{l}
\mathbf{if}\;t\_9 \geq t\_5:\\
\;\;\;\;t\_10 \cdot t\_2\\
\mathbf{else}:\\
\;\;\;\;t\_10 \cdot t\_4\\
\end{array}\\
t_12 := {t\_4}^{2}\\
t_13 := t\_1 + t\_12\\
t_14 := \sqrt{\mathsf{max}\left(t\_8, t\_13\right)}\\
\mathbf{if}\;t\_11 \leq -0.05000000074505806 \lor \neg \left(t\_11 \leq 9.999999974752427 \cdot 10^{-7}\right):\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_3 \geq t\_13:\\
\;\;\;\;\frac{t\_2}{t\_14}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_4}{t\_14}\\
\end{array}\\
\mathbf{elif}\;t\_7 \geq t\_1:\\
\;\;\;\;\frac{t\_2}{\sqrt{\mathsf{max}\left(t\_8, t\_12 + t\_1\right)}}\\
\mathbf{else}:\\
\;\;\;\;\frac{dY.v}{t\_14} \cdot \left\lfloor h\right\rfloor \\
\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))) < -0.0500000007 or 9.99999997e-7 < (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 99.5%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow-prod-downN/A
lift-floor.f32N/A
lift-*.f32N/A
lower-pow.f3299.5
Applied rewrites99.5%
Applied rewrites99.7%
if -0.0500000007 < (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))) < 9.99999997e-7Initial program 56.8%
Applied rewrites57.1%
Applied rewrites57.2%
Taylor expanded in dY.u around inf
Applied rewrites57.2%
Taylor expanded in dX.u around inf
unpow-prod-downN/A
*-commutativeN/A
unpow-prod-downN/A
*-commutativeN/A
+-commutativeN/A
*-commutativeN/A
unpow-prod-downN/A
*-commutativeN/A
unpow-prod-downN/A
*-commutativeN/A
unpow-prod-downN/A
lift-floor.f32N/A
lift-*.f32N/A
lift-pow.f3257.2
Applied rewrites57.2%
Final simplification76.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dY.v))
(t_1 (+ (pow t_0 2.0) (pow (* (floor w) dY.u) 2.0)))
(t_2 (* (floor h) dX.v))
(t_3 (+ (pow t_2 2.0) (pow (* (floor w) dX.u) 2.0)))
(t_4 (sqrt (fmax t_3 t_1))))
(if (>= t_3 t_1) (/ t_2 t_4) (/ t_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) * dY_46_v;
float t_1 = powf(t_0, 2.0f) + powf((floorf(w) * dY_46_u), 2.0f);
float t_2 = floorf(h) * dX_46_v;
float t_3 = powf(t_2, 2.0f) + powf((floorf(w) * dX_46_u), 2.0f);
float t_4 = sqrtf(fmaxf(t_3, t_1));
float tmp;
if (t_3 >= t_1) {
tmp = t_2 / t_4;
} else {
tmp = t_0 / 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) * dY_46_v) t_1 = Float32((t_0 ^ Float32(2.0)) + (Float32(floor(w) * dY_46_u) ^ Float32(2.0))) t_2 = Float32(floor(h) * dX_46_v) t_3 = Float32((t_2 ^ Float32(2.0)) + (Float32(floor(w) * dX_46_u) ^ Float32(2.0))) t_4 = sqrt(fmax(t_3, t_1)) tmp = Float32(0.0) if (t_3 >= t_1) tmp = Float32(t_2 / t_4); else tmp = Float32(t_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) * dY_46_v; t_1 = (t_0 ^ single(2.0)) + ((floor(w) * dY_46_u) ^ single(2.0)); t_2 = floor(h) * dX_46_v; t_3 = (t_2 ^ single(2.0)) + ((floor(w) * dX_46_u) ^ single(2.0)); t_4 = sqrt(max(t_3, t_1)); tmp = single(0.0); if (t_3 >= t_1) tmp = t_2 / t_4; else tmp = t_0 / t_4; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_1 := {t\_0}^{2} + {\left(\left\lfloor w\right\rfloor \cdot dY.u\right)}^{2}\\
t_2 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_3 := {t\_2}^{2} + {\left(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2}\\
t_4 := \sqrt{\mathsf{max}\left(t\_3, t\_1\right)}\\
\mathbf{if}\;t\_3 \geq t\_1:\\
\;\;\;\;\frac{t\_2}{t\_4}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_0}{t\_4}\\
\end{array}
\end{array}
Initial program 76.5%
Applied rewrites76.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (* (floor h) dY.v) 2.0))
(t_1 (* (floor h) dX.v))
(t_2 (+ (pow t_1 2.0) (pow (* (floor w) dX.u) 2.0)))
(t_3 (pow (* (floor w) dY.u) 2.0))
(t_4 (+ t_0 t_3)))
(if (>= t_2 t_4)
(/ t_1 (sqrt (fmax t_2 t_4)))
(* (/ dY.v (sqrt (fmax t_2 (+ t_3 t_0)))) (floor h)))))
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) * dY_46_v), 2.0f);
float t_1 = floorf(h) * dX_46_v;
float t_2 = powf(t_1, 2.0f) + powf((floorf(w) * dX_46_u), 2.0f);
float t_3 = powf((floorf(w) * dY_46_u), 2.0f);
float t_4 = t_0 + t_3;
float tmp;
if (t_2 >= t_4) {
tmp = t_1 / sqrtf(fmaxf(t_2, t_4));
} else {
tmp = (dY_46_v / sqrtf(fmaxf(t_2, (t_3 + t_0)))) * floorf(h);
}
return tmp;
}
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) ^ Float32(2.0) t_1 = Float32(floor(h) * dX_46_v) t_2 = Float32((t_1 ^ Float32(2.0)) + (Float32(floor(w) * dX_46_u) ^ Float32(2.0))) t_3 = Float32(floor(w) * dY_46_u) ^ Float32(2.0) t_4 = Float32(t_0 + t_3) tmp = Float32(0.0) if (t_2 >= t_4) tmp = Float32(t_1 / sqrt(fmax(t_2, t_4))); else tmp = Float32(Float32(dY_46_v / sqrt(fmax(t_2, Float32(t_3 + t_0)))) * floor(h)); 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) * dY_46_v) ^ single(2.0); t_1 = floor(h) * dX_46_v; t_2 = (t_1 ^ single(2.0)) + ((floor(w) * dX_46_u) ^ single(2.0)); t_3 = (floor(w) * dY_46_u) ^ single(2.0); t_4 = t_0 + t_3; tmp = single(0.0); if (t_2 >= t_4) tmp = t_1 / sqrt(max(t_2, t_4)); else tmp = (dY_46_v / sqrt(max(t_2, (t_3 + t_0)))) * floor(h); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor h\right\rfloor \cdot dY.v\right)}^{2}\\
t_1 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_2 := {t\_1}^{2} + {\left(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2}\\
t_3 := {\left(\left\lfloor w\right\rfloor \cdot dY.u\right)}^{2}\\
t_4 := t\_0 + t\_3\\
\mathbf{if}\;t\_2 \geq t\_4:\\
\;\;\;\;\frac{t\_1}{\sqrt{\mathsf{max}\left(t\_2, t\_4\right)}}\\
\mathbf{else}:\\
\;\;\;\;\frac{dY.v}{\sqrt{\mathsf{max}\left(t\_2, t\_3 + t\_0\right)}} \cdot \left\lfloor h\right\rfloor \\
\end{array}
\end{array}
Initial program 76.5%
Applied rewrites76.8%
Applied rewrites76.6%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dY.v))
(t_1 (pow t_0 2.0))
(t_2 (+ (pow (* (floor h) dX.v) 2.0) (pow (* (floor w) dX.u) 2.0)))
(t_3 (pow (* (floor w) dY.u) 2.0))
(t_4 (+ t_1 t_3)))
(if (>= t_2 t_4)
(* (/ dX.v (sqrt (fmax t_2 (+ t_3 t_1)))) (floor h))
(/ t_0 (sqrt (fmax 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) * dY_46_v;
float t_1 = powf(t_0, 2.0f);
float t_2 = powf((floorf(h) * dX_46_v), 2.0f) + powf((floorf(w) * dX_46_u), 2.0f);
float t_3 = powf((floorf(w) * dY_46_u), 2.0f);
float t_4 = t_1 + t_3;
float tmp;
if (t_2 >= t_4) {
tmp = (dX_46_v / sqrtf(fmaxf(t_2, (t_3 + t_1)))) * floorf(h);
} else {
tmp = t_0 / sqrtf(fmaxf(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) * dY_46_v) t_1 = t_0 ^ Float32(2.0) t_2 = Float32((Float32(floor(h) * dX_46_v) ^ Float32(2.0)) + (Float32(floor(w) * dX_46_u) ^ Float32(2.0))) t_3 = Float32(floor(w) * dY_46_u) ^ Float32(2.0) t_4 = Float32(t_1 + t_3) tmp = Float32(0.0) if (t_2 >= t_4) tmp = Float32(Float32(dX_46_v / sqrt(fmax(t_2, Float32(t_3 + t_1)))) * floor(h)); else tmp = Float32(t_0 / sqrt(fmax(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) * dY_46_v; t_1 = t_0 ^ single(2.0); t_2 = ((floor(h) * dX_46_v) ^ single(2.0)) + ((floor(w) * dX_46_u) ^ single(2.0)); t_3 = (floor(w) * dY_46_u) ^ single(2.0); t_4 = t_1 + t_3; tmp = single(0.0); if (t_2 >= t_4) tmp = (dX_46_v / sqrt(max(t_2, (t_3 + t_1)))) * floor(h); else tmp = t_0 / sqrt(max(t_2, t_4)); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_1 := {t\_0}^{2}\\
t_2 := {\left(\left\lfloor h\right\rfloor \cdot dX.v\right)}^{2} + {\left(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2}\\
t_3 := {\left(\left\lfloor w\right\rfloor \cdot dY.u\right)}^{2}\\
t_4 := t\_1 + t\_3\\
\mathbf{if}\;t\_2 \geq t\_4:\\
\;\;\;\;\frac{dX.v}{\sqrt{\mathsf{max}\left(t\_2, t\_3 + t\_1\right)}} \cdot \left\lfloor h\right\rfloor \\
\mathbf{else}:\\
\;\;\;\;\frac{t\_0}{\sqrt{\mathsf{max}\left(t\_2, t\_4\right)}}\\
\end{array}
\end{array}
Initial program 76.5%
Applied rewrites76.8%
Applied rewrites76.6%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dY.v))
(t_1 (pow t_0 2.0))
(t_2 (+ (pow (* (floor h) dX.v) 2.0) (pow (* (floor w) dX.u) 2.0)))
(t_3 (pow (* (floor w) dY.u) 2.0))
(t_4 (+ t_1 t_3)))
(if (>= t_2 t_4)
(* dX.v (/ (floor h) (sqrt (fmax t_2 (+ t_3 t_1)))))
(/ t_0 (sqrt (fmax 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) * dY_46_v;
float t_1 = powf(t_0, 2.0f);
float t_2 = powf((floorf(h) * dX_46_v), 2.0f) + powf((floorf(w) * dX_46_u), 2.0f);
float t_3 = powf((floorf(w) * dY_46_u), 2.0f);
float t_4 = t_1 + t_3;
float tmp;
if (t_2 >= t_4) {
tmp = dX_46_v * (floorf(h) / sqrtf(fmaxf(t_2, (t_3 + t_1))));
} else {
tmp = t_0 / sqrtf(fmaxf(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) * dY_46_v) t_1 = t_0 ^ Float32(2.0) t_2 = Float32((Float32(floor(h) * dX_46_v) ^ Float32(2.0)) + (Float32(floor(w) * dX_46_u) ^ Float32(2.0))) t_3 = Float32(floor(w) * dY_46_u) ^ Float32(2.0) t_4 = Float32(t_1 + t_3) tmp = Float32(0.0) if (t_2 >= t_4) tmp = Float32(dX_46_v * Float32(floor(h) / sqrt(fmax(t_2, Float32(t_3 + t_1))))); else tmp = Float32(t_0 / sqrt(fmax(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) * dY_46_v; t_1 = t_0 ^ single(2.0); t_2 = ((floor(h) * dX_46_v) ^ single(2.0)) + ((floor(w) * dX_46_u) ^ single(2.0)); t_3 = (floor(w) * dY_46_u) ^ single(2.0); t_4 = t_1 + t_3; tmp = single(0.0); if (t_2 >= t_4) tmp = dX_46_v * (floor(h) / sqrt(max(t_2, (t_3 + t_1)))); else tmp = t_0 / sqrt(max(t_2, t_4)); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_1 := {t\_0}^{2}\\
t_2 := {\left(\left\lfloor h\right\rfloor \cdot dX.v\right)}^{2} + {\left(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2}\\
t_3 := {\left(\left\lfloor w\right\rfloor \cdot dY.u\right)}^{2}\\
t_4 := t\_1 + t\_3\\
\mathbf{if}\;t\_2 \geq t\_4:\\
\;\;\;\;dX.v \cdot \frac{\left\lfloor h\right\rfloor }{\sqrt{\mathsf{max}\left(t\_2, t\_3 + t\_1\right)}}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_0}{\sqrt{\mathsf{max}\left(t\_2, t\_4\right)}}\\
\end{array}
\end{array}
Initial program 76.5%
Applied rewrites76.8%
Applied rewrites76.6%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (* (floor w) dY.u) 2.0))
(t_1 (* (floor h) dY.v))
(t_2 (pow t_1 2.0))
(t_3 (* (floor h) dX.v))
(t_4 (+ (pow t_3 2.0) (pow (* (floor w) dX.u) 2.0)))
(t_5 (sqrt (fmax t_4 (+ t_2 t_0))))
(t_6 (/ t_3 t_5)))
(if (<= dY.u 2000.0)
(if (>= t_4 t_2) t_6 (/ t_1 t_5))
(if (>= t_4 t_0)
t_6
(/
t_1
(sqrt (fmax t_4 (fma (pow (floor h) 2.0) (* dY.v dY.v) t_0))))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = powf((floorf(w) * dY_46_u), 2.0f);
float t_1 = floorf(h) * dY_46_v;
float t_2 = powf(t_1, 2.0f);
float t_3 = floorf(h) * dX_46_v;
float t_4 = powf(t_3, 2.0f) + powf((floorf(w) * dX_46_u), 2.0f);
float t_5 = sqrtf(fmaxf(t_4, (t_2 + t_0)));
float t_6 = t_3 / t_5;
float tmp_1;
if (dY_46_u <= 2000.0f) {
float tmp_2;
if (t_4 >= t_2) {
tmp_2 = t_6;
} else {
tmp_2 = t_1 / t_5;
}
tmp_1 = tmp_2;
} else if (t_4 >= t_0) {
tmp_1 = t_6;
} else {
tmp_1 = t_1 / sqrtf(fmaxf(t_4, fmaf(powf(floorf(h), 2.0f), (dY_46_v * dY_46_v), t_0)));
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dY_46_u) ^ Float32(2.0) t_1 = Float32(floor(h) * dY_46_v) t_2 = t_1 ^ Float32(2.0) t_3 = Float32(floor(h) * dX_46_v) t_4 = Float32((t_3 ^ Float32(2.0)) + (Float32(floor(w) * dX_46_u) ^ Float32(2.0))) t_5 = sqrt(fmax(t_4, Float32(t_2 + t_0))) t_6 = Float32(t_3 / t_5) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(2000.0)) tmp_2 = Float32(0.0) if (t_4 >= t_2) tmp_2 = t_6; else tmp_2 = Float32(t_1 / t_5); end tmp_1 = tmp_2; elseif (t_4 >= t_0) tmp_1 = t_6; else tmp_1 = Float32(t_1 / sqrt(fmax(t_4, fma((floor(h) ^ Float32(2.0)), Float32(dY_46_v * dY_46_v), t_0)))); end return tmp_1 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor w\right\rfloor \cdot dY.u\right)}^{2}\\
t_1 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_2 := {t\_1}^{2}\\
t_3 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_4 := {t\_3}^{2} + {\left(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2}\\
t_5 := \sqrt{\mathsf{max}\left(t\_4, t\_2 + t\_0\right)}\\
t_6 := \frac{t\_3}{t\_5}\\
\mathbf{if}\;dY.u \leq 2000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_4 \geq t\_2:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_1}{t\_5}\\
\end{array}\\
\mathbf{elif}\;t\_4 \geq t\_0:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_1}{\sqrt{\mathsf{max}\left(t\_4, \mathsf{fma}\left({\left(\left\lfloor h\right\rfloor \right)}^{2}, dY.v \cdot dY.v, t\_0\right)\right)}}\\
\end{array}
\end{array}
if dY.u < 2e3Initial program 78.9%
Applied rewrites79.2%
Taylor expanded in dY.u around 0
Applied rewrites71.0%
if 2e3 < dY.u Initial program 66.9%
Applied rewrites67.1%
lift-+.f32N/A
lift-pow.f32N/A
lift-*.f32N/A
lift-floor.f32N/A
unpow-prod-downN/A
lift-pow.f32N/A
pow2N/A
lift-*.f32N/A
lower-fma.f32N/A
lower-pow.f32N/A
lift-floor.f32N/A
unpow2N/A
lower-*.f3267.0
lift-*.f32N/A
pow2N/A
lift-pow.f3267.0
Applied rewrites67.0%
Taylor expanded in dY.u around inf
Applied rewrites65.2%
Final simplification69.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (* (floor w) dY.u) 2.0))
(t_1 (* (floor h) dY.v))
(t_2 (pow t_1 2.0))
(t_3 (* (floor h) dX.v))
(t_4 (+ (pow t_3 2.0) (pow (* (floor w) dX.u) 2.0)))
(t_5 (sqrt (fmax t_4 (+ t_2 t_0))))
(t_6 (/ t_3 t_5)))
(if (<= dY.u 2000.0)
(if (>= t_4 t_2) t_6 (/ t_1 t_5))
(if (>= t_4 t_0)
t_6
(* (/ dY.v (sqrt (fmax t_4 (+ t_0 t_2)))) (floor h))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = powf((floorf(w) * dY_46_u), 2.0f);
float t_1 = floorf(h) * dY_46_v;
float t_2 = powf(t_1, 2.0f);
float t_3 = floorf(h) * dX_46_v;
float t_4 = powf(t_3, 2.0f) + powf((floorf(w) * dX_46_u), 2.0f);
float t_5 = sqrtf(fmaxf(t_4, (t_2 + t_0)));
float t_6 = t_3 / t_5;
float tmp_1;
if (dY_46_u <= 2000.0f) {
float tmp_2;
if (t_4 >= t_2) {
tmp_2 = t_6;
} else {
tmp_2 = t_1 / t_5;
}
tmp_1 = tmp_2;
} else if (t_4 >= t_0) {
tmp_1 = t_6;
} else {
tmp_1 = (dY_46_v / sqrtf(fmaxf(t_4, (t_0 + t_2)))) * floorf(h);
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dY_46_u) ^ Float32(2.0) t_1 = Float32(floor(h) * dY_46_v) t_2 = t_1 ^ Float32(2.0) t_3 = Float32(floor(h) * dX_46_v) t_4 = Float32((t_3 ^ Float32(2.0)) + (Float32(floor(w) * dX_46_u) ^ Float32(2.0))) t_5 = sqrt(fmax(t_4, Float32(t_2 + t_0))) t_6 = Float32(t_3 / t_5) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(2000.0)) tmp_2 = Float32(0.0) if (t_4 >= t_2) tmp_2 = t_6; else tmp_2 = Float32(t_1 / t_5); end tmp_1 = tmp_2; elseif (t_4 >= t_0) tmp_1 = t_6; else tmp_1 = Float32(Float32(dY_46_v / sqrt(fmax(t_4, Float32(t_0 + t_2)))) * floor(h)); end return tmp_1 end
function tmp_4 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = (floor(w) * dY_46_u) ^ single(2.0); t_1 = floor(h) * dY_46_v; t_2 = t_1 ^ single(2.0); t_3 = floor(h) * dX_46_v; t_4 = (t_3 ^ single(2.0)) + ((floor(w) * dX_46_u) ^ single(2.0)); t_5 = sqrt(max(t_4, (t_2 + t_0))); t_6 = t_3 / t_5; tmp_2 = single(0.0); if (dY_46_u <= single(2000.0)) tmp_3 = single(0.0); if (t_4 >= t_2) tmp_3 = t_6; else tmp_3 = t_1 / t_5; end tmp_2 = tmp_3; elseif (t_4 >= t_0) tmp_2 = t_6; else tmp_2 = (dY_46_v / sqrt(max(t_4, (t_0 + t_2)))) * floor(h); end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor w\right\rfloor \cdot dY.u\right)}^{2}\\
t_1 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_2 := {t\_1}^{2}\\
t_3 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_4 := {t\_3}^{2} + {\left(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2}\\
t_5 := \sqrt{\mathsf{max}\left(t\_4, t\_2 + t\_0\right)}\\
t_6 := \frac{t\_3}{t\_5}\\
\mathbf{if}\;dY.u \leq 2000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_4 \geq t\_2:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_1}{t\_5}\\
\end{array}\\
\mathbf{elif}\;t\_4 \geq t\_0:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;\frac{dY.v}{\sqrt{\mathsf{max}\left(t\_4, t\_0 + t\_2\right)}} \cdot \left\lfloor h\right\rfloor \\
\end{array}
\end{array}
if dY.u < 2e3Initial program 78.9%
Applied rewrites79.2%
Taylor expanded in dY.u around 0
Applied rewrites71.0%
if 2e3 < dY.u Initial program 66.9%
Applied rewrites67.1%
Applied rewrites66.9%
Taylor expanded in dY.u around inf
Applied rewrites65.0%
Final simplification69.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (* (floor w) dY.u) 2.0))
(t_1 (* (floor h) dY.v))
(t_2 (pow t_1 2.0))
(t_3 (+ t_0 t_2))
(t_4 (* (floor h) dX.v))
(t_5 (pow t_4 2.0))
(t_6 (+ t_5 (pow (* (floor w) dX.u) 2.0)))
(t_7 (sqrt (fmax t_6 t_3)))
(t_8 (sqrt (fmax t_6 (+ t_2 t_0)))))
(if (<= dY.u 3000.0)
(if (>= t_6 t_2) (/ t_4 t_8) (/ t_1 t_8))
(if (>= t_5 t_3) (/ t_4 t_7) (/ t_1 t_7)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = powf((floorf(w) * dY_46_u), 2.0f);
float t_1 = floorf(h) * dY_46_v;
float t_2 = powf(t_1, 2.0f);
float t_3 = t_0 + t_2;
float t_4 = floorf(h) * dX_46_v;
float t_5 = powf(t_4, 2.0f);
float t_6 = t_5 + powf((floorf(w) * dX_46_u), 2.0f);
float t_7 = sqrtf(fmaxf(t_6, t_3));
float t_8 = sqrtf(fmaxf(t_6, (t_2 + t_0)));
float tmp_1;
if (dY_46_u <= 3000.0f) {
float tmp_2;
if (t_6 >= t_2) {
tmp_2 = t_4 / t_8;
} else {
tmp_2 = t_1 / t_8;
}
tmp_1 = tmp_2;
} else if (t_5 >= t_3) {
tmp_1 = t_4 / t_7;
} else {
tmp_1 = t_1 / t_7;
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dY_46_u) ^ Float32(2.0) t_1 = Float32(floor(h) * dY_46_v) t_2 = t_1 ^ Float32(2.0) t_3 = Float32(t_0 + t_2) t_4 = Float32(floor(h) * dX_46_v) t_5 = t_4 ^ Float32(2.0) t_6 = Float32(t_5 + (Float32(floor(w) * dX_46_u) ^ Float32(2.0))) t_7 = sqrt(fmax(t_6, t_3)) t_8 = sqrt(fmax(t_6, Float32(t_2 + t_0))) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(3000.0)) tmp_2 = Float32(0.0) if (t_6 >= t_2) tmp_2 = Float32(t_4 / t_8); else tmp_2 = Float32(t_1 / t_8); end tmp_1 = tmp_2; elseif (t_5 >= t_3) tmp_1 = Float32(t_4 / t_7); else tmp_1 = Float32(t_1 / t_7); end return tmp_1 end
function tmp_4 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = (floor(w) * dY_46_u) ^ single(2.0); t_1 = floor(h) * dY_46_v; t_2 = t_1 ^ single(2.0); t_3 = t_0 + t_2; t_4 = floor(h) * dX_46_v; t_5 = t_4 ^ single(2.0); t_6 = t_5 + ((floor(w) * dX_46_u) ^ single(2.0)); t_7 = sqrt(max(t_6, t_3)); t_8 = sqrt(max(t_6, (t_2 + t_0))); tmp_2 = single(0.0); if (dY_46_u <= single(3000.0)) tmp_3 = single(0.0); if (t_6 >= t_2) tmp_3 = t_4 / t_8; else tmp_3 = t_1 / t_8; end tmp_2 = tmp_3; elseif (t_5 >= t_3) tmp_2 = t_4 / t_7; else tmp_2 = t_1 / t_7; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor w\right\rfloor \cdot dY.u\right)}^{2}\\
t_1 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_2 := {t\_1}^{2}\\
t_3 := t\_0 + t\_2\\
t_4 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_5 := {t\_4}^{2}\\
t_6 := t\_5 + {\left(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2}\\
t_7 := \sqrt{\mathsf{max}\left(t\_6, t\_3\right)}\\
t_8 := \sqrt{\mathsf{max}\left(t\_6, t\_2 + t\_0\right)}\\
\mathbf{if}\;dY.u \leq 3000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_6 \geq t\_2:\\
\;\;\;\;\frac{t\_4}{t\_8}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_1}{t\_8}\\
\end{array}\\
\mathbf{elif}\;t\_5 \geq t\_3:\\
\;\;\;\;\frac{t\_4}{t\_7}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_1}{t\_7}\\
\end{array}
\end{array}
if dY.u < 3e3Initial program 78.9%
Applied rewrites79.2%
Taylor expanded in dY.u around 0
Applied rewrites71.0%
if 3e3 < dY.u Initial program 66.9%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow-prod-downN/A
lift-floor.f32N/A
lift-*.f32N/A
lower-pow.f3266.9
Applied rewrites66.9%
Applied rewrites67.1%
Final simplification70.2%
(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 h) dY.v) 2.0))
(t_2 (pow (* (floor w) dY.u) 2.0))
(t_3 (pow (* (floor w) dX.u) 2.0))
(t_4 (+ (pow t_0 2.0) t_3)))
(if (>= t_3 t_2)
(/ t_0 (sqrt (fmax t_4 (+ t_1 t_2))))
(* (/ dY.v (sqrt (fmax t_4 (+ t_2 t_1)))) (floor h)))))
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(h) * dY_46_v), 2.0f);
float t_2 = powf((floorf(w) * dY_46_u), 2.0f);
float t_3 = powf((floorf(w) * dX_46_u), 2.0f);
float t_4 = powf(t_0, 2.0f) + t_3;
float tmp;
if (t_3 >= t_2) {
tmp = t_0 / sqrtf(fmaxf(t_4, (t_1 + t_2)));
} else {
tmp = (dY_46_v / sqrtf(fmaxf(t_4, (t_2 + t_1)))) * floorf(h);
}
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) ^ Float32(2.0) t_2 = Float32(floor(w) * dY_46_u) ^ Float32(2.0) t_3 = Float32(floor(w) * dX_46_u) ^ Float32(2.0) t_4 = Float32((t_0 ^ Float32(2.0)) + t_3) tmp = Float32(0.0) if (t_3 >= t_2) tmp = Float32(t_0 / sqrt(fmax(t_4, Float32(t_1 + t_2)))); else tmp = Float32(Float32(dY_46_v / sqrt(fmax(t_4, Float32(t_2 + t_1)))) * floor(h)); 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) ^ single(2.0); t_2 = (floor(w) * dY_46_u) ^ single(2.0); t_3 = (floor(w) * dX_46_u) ^ single(2.0); t_4 = (t_0 ^ single(2.0)) + t_3; tmp = single(0.0); if (t_3 >= t_2) tmp = t_0 / sqrt(max(t_4, (t_1 + t_2))); else tmp = (dY_46_v / sqrt(max(t_4, (t_2 + t_1)))) * floor(h); 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 h\right\rfloor \cdot dY.v\right)}^{2}\\
t_2 := {\left(\left\lfloor w\right\rfloor \cdot dY.u\right)}^{2}\\
t_3 := {\left(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2}\\
t_4 := {t\_0}^{2} + t\_3\\
\mathbf{if}\;t\_3 \geq t\_2:\\
\;\;\;\;\frac{t\_0}{\sqrt{\mathsf{max}\left(t\_4, t\_1 + t\_2\right)}}\\
\mathbf{else}:\\
\;\;\;\;\frac{dY.v}{\sqrt{\mathsf{max}\left(t\_4, t\_2 + t\_1\right)}} \cdot \left\lfloor h\right\rfloor \\
\end{array}
\end{array}
Initial program 76.5%
Applied rewrites76.8%
Applied rewrites76.6%
Taylor expanded in dY.u around inf
Applied rewrites62.8%
Taylor expanded in dX.u around inf
unpow-prod-downN/A
*-commutativeN/A
unpow-prod-downN/A
*-commutativeN/A
+-commutativeN/A
*-commutativeN/A
unpow-prod-downN/A
*-commutativeN/A
unpow-prod-downN/A
*-commutativeN/A
unpow-prod-downN/A
lift-floor.f32N/A
lift-*.f32N/A
lift-pow.f3258.1
Applied rewrites58.1%
Final simplification58.1%
herbie shell --seed 2025046
(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))))