
(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_2) (* t_6 t_1))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(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_2;
} else {
tmp = t_6 * t_1;
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(floor(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_2); else tmp = Float32(t_6 * t_1); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = floor(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_2; else tmp = t_6 * t_1; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := \left\lfloor 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\_2\\
\mathbf{else}:\\
\;\;\;\;t\_6 \cdot t\_1\\
\end{array}
\end{array}
Sampling outcomes in binary32 precision:
Herbie found 7 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_2) (* t_6 t_1))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(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_2;
} else {
tmp = t_6 * t_1;
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(floor(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_2); else tmp = Float32(t_6 * t_1); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = floor(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_2; else tmp = t_6 * t_1; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := \left\lfloor 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\_2\\
\mathbf{else}:\\
\;\;\;\;t\_6 \cdot t\_1\\
\end{array}
\end{array}
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (* dX.v (floor h)) 2.0))
(t_1 (* (floor w) dX.u))
(t_2 (* (floor w) dY.u))
(t_3 (* dY.u (floor w)))
(t_4 (pow (* dX.u (floor w)) 2.0))
(t_5 (* (floor h) dY.v))
(t_6 (+ (* t_2 t_2) (* t_5 t_5))))
(if (>= (+ t_4 t_0) t_6)
(*
(/
1.0
(sqrt
(fmax (+ (* t_1 t_1) (* (floor h) (* (floor h) (* dX.v dX.v)))) t_6)))
t_1)
(/
t_3
(sqrt
(fmax (+ t_0 t_4) (+ (pow (* dY.v (floor h)) 2.0) (pow t_3 2.0))))))))
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((dX_46_v * floorf(h)), 2.0f);
float t_1 = floorf(w) * dX_46_u;
float t_2 = floorf(w) * dY_46_u;
float t_3 = dY_46_u * floorf(w);
float t_4 = powf((dX_46_u * floorf(w)), 2.0f);
float t_5 = floorf(h) * dY_46_v;
float t_6 = (t_2 * t_2) + (t_5 * t_5);
float tmp;
if ((t_4 + t_0) >= t_6) {
tmp = (1.0f / sqrtf(fmaxf(((t_1 * t_1) + (floorf(h) * (floorf(h) * (dX_46_v * dX_46_v)))), t_6))) * t_1;
} else {
tmp = t_3 / sqrtf(fmaxf((t_0 + t_4), (powf((dY_46_v * floorf(h)), 2.0f) + powf(t_3, 2.0f))));
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_v * floor(h)) ^ Float32(2.0) t_1 = Float32(floor(w) * dX_46_u) t_2 = Float32(floor(w) * dY_46_u) t_3 = Float32(dY_46_u * floor(w)) t_4 = Float32(dX_46_u * floor(w)) ^ Float32(2.0) t_5 = Float32(floor(h) * dY_46_v) t_6 = Float32(Float32(t_2 * t_2) + Float32(t_5 * t_5)) tmp = Float32(0.0) if (Float32(t_4 + t_0) >= t_6) tmp = Float32(Float32(Float32(1.0) / sqrt(((Float32(Float32(t_1 * t_1) + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))) != Float32(Float32(t_1 * t_1) + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v))))) ? t_6 : ((t_6 != t_6) ? Float32(Float32(t_1 * t_1) + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))) : max(Float32(Float32(t_1 * t_1) + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))), t_6))))) * t_1); else tmp = Float32(t_3 / sqrt(((Float32(t_0 + t_4) != Float32(t_0 + t_4)) ? Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (t_3 ^ Float32(2.0))) : ((Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (t_3 ^ Float32(2.0))) != Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (t_3 ^ Float32(2.0)))) ? Float32(t_0 + t_4) : max(Float32(t_0 + t_4), Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (t_3 ^ Float32(2.0)))))))); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = (dX_46_v * floor(h)) ^ single(2.0); t_1 = floor(w) * dX_46_u; t_2 = floor(w) * dY_46_u; t_3 = dY_46_u * floor(w); t_4 = (dX_46_u * floor(w)) ^ single(2.0); t_5 = floor(h) * dY_46_v; t_6 = (t_2 * t_2) + (t_5 * t_5); tmp = single(0.0); if ((t_4 + t_0) >= t_6) tmp = (single(1.0) / sqrt(max(((t_1 * t_1) + (floor(h) * (floor(h) * (dX_46_v * dX_46_v)))), t_6))) * t_1; else tmp = t_3 / sqrt(max((t_0 + t_4), (((dY_46_v * floor(h)) ^ single(2.0)) + (t_3 ^ single(2.0))))); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_1 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_2 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_3 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_4 := {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_5 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_6 := t\_2 \cdot t\_2 + t\_5 \cdot t\_5\\
\mathbf{if}\;t\_4 + t\_0 \geq t\_6:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_1 \cdot t\_1 + \left\lfloor h\right\rfloor \cdot \left(\left\lfloor h\right\rfloor \cdot \left(dX.v \cdot dX.v\right)\right), t\_6\right)}} \cdot t\_1\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_3}{\sqrt{\mathsf{max}\left(t\_0 + t\_4, {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {t\_3}^{2}\right)}}\\
\end{array}
\end{array}
Initial program 74.1%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
frac-2negN/A
Applied rewrites74.3%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
unpow-prod-downN/A
pow2N/A
associate-*l*N/A
lower-*.f32N/A
lower-*.f32N/A
pow2N/A
lower-*.f3274.4
Applied rewrites74.4%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3274.4
Applied rewrites74.4%
lift-*.f32N/A
pow2N/A
lift-pow.f3274.4
lift-*.f32N/A
*-commutativeN/A
lift-*.f3274.4
Applied rewrites74.4%
Final simplification74.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor w) dY.u))
(t_2 (* dY.u (floor w)))
(t_3 (+ (pow (* dY.v (floor h)) 2.0) (pow t_2 2.0)))
(t_4 (* (floor h) dY.v))
(t_5 (* (floor w) dX.u)))
(if (>= (+ (* t_5 t_5) (* t_0 t_0)) (+ (* t_1 t_1) (* t_4 t_4)))
(* (/ 1.0 (sqrt (fmax (+ (pow t_5 2.0) (pow t_0 2.0)) t_3))) t_5)
(/
1.0
(/
(sqrt
(fmax
(+ (pow (* dX.v (floor h)) 2.0) (pow (* dX.u (floor w)) 2.0))
t_3))
t_2)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = dY_46_u * floorf(w);
float t_3 = powf((dY_46_v * floorf(h)), 2.0f) + powf(t_2, 2.0f);
float t_4 = floorf(h) * dY_46_v;
float t_5 = floorf(w) * dX_46_u;
float tmp;
if (((t_5 * t_5) + (t_0 * t_0)) >= ((t_1 * t_1) + (t_4 * t_4))) {
tmp = (1.0f / sqrtf(fmaxf((powf(t_5, 2.0f) + powf(t_0, 2.0f)), t_3))) * t_5;
} else {
tmp = 1.0f / (sqrtf(fmaxf((powf((dX_46_v * floorf(h)), 2.0f) + powf((dX_46_u * floorf(w)), 2.0f)), t_3)) / t_2);
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(dY_46_u * floor(w)) t_3 = Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) t_4 = Float32(floor(h) * dY_46_v) t_5 = Float32(floor(w) * dX_46_u) tmp = Float32(0.0) if (Float32(Float32(t_5 * t_5) + Float32(t_0 * t_0)) >= Float32(Float32(t_1 * t_1) + Float32(t_4 * t_4))) tmp = Float32(Float32(Float32(1.0) / sqrt(((Float32((t_5 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) != Float32((t_5 ^ Float32(2.0)) + (t_0 ^ Float32(2.0)))) ? t_3 : ((t_3 != t_3) ? Float32((t_5 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) : max(Float32((t_5 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))), t_3))))) * t_5); else tmp = Float32(Float32(1.0) / Float32(sqrt(((Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))) != Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0)))) ? t_3 : ((t_3 != t_3) ? Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))) : max(Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))), t_3)))) / t_2)); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = floor(w) * dY_46_u; t_2 = dY_46_u * floor(w); t_3 = ((dY_46_v * floor(h)) ^ single(2.0)) + (t_2 ^ single(2.0)); t_4 = floor(h) * dY_46_v; t_5 = floor(w) * dX_46_u; tmp = single(0.0); if (((t_5 * t_5) + (t_0 * t_0)) >= ((t_1 * t_1) + (t_4 * t_4))) tmp = (single(1.0) / sqrt(max(((t_5 ^ single(2.0)) + (t_0 ^ single(2.0))), t_3))) * t_5; else tmp = single(1.0) / (sqrt(max((((dX_46_v * floor(h)) ^ single(2.0)) + ((dX_46_u * floor(w)) ^ single(2.0))), t_3)) / t_2); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_3 := {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {t\_2}^{2}\\
t_4 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_5 := \left\lfloor w\right\rfloor \cdot dX.u\\
\mathbf{if}\;t\_5 \cdot t\_5 + t\_0 \cdot t\_0 \geq t\_1 \cdot t\_1 + t\_4 \cdot t\_4:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left({t\_5}^{2} + {t\_0}^{2}, t\_3\right)}} \cdot t\_5\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\frac{\sqrt{\mathsf{max}\left({\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}, t\_3\right)}}{t\_2}}\\
\end{array}
\end{array}
Initial program 74.1%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
clear-numN/A
lower-/.f32N/A
Applied rewrites74.4%
Applied rewrites74.4%
(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) dX.u))
(t_2 (* (floor w) dY.u))
(t_3 (* dY.u (floor w)))
(t_4 (+ (pow (* dY.v (floor h)) 2.0) (pow t_3 2.0)))
(t_5 (pow (* dX.u (floor w)) 2.0))
(t_6 (* (floor h) dY.v)))
(if (>= (+ t_5 (* t_0 t_0)) (+ (* t_2 t_2) (* t_6 t_6)))
(* (/ 1.0 (sqrt (fmax (+ (pow t_1 2.0) (pow t_0 2.0)) t_4))) t_1)
(/ t_3 (sqrt (fmax (+ (pow (* dX.v (floor h)) 2.0) t_5) 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) * dX_46_u;
float t_2 = floorf(w) * dY_46_u;
float t_3 = dY_46_u * floorf(w);
float t_4 = powf((dY_46_v * floorf(h)), 2.0f) + powf(t_3, 2.0f);
float t_5 = powf((dX_46_u * floorf(w)), 2.0f);
float t_6 = floorf(h) * dY_46_v;
float tmp;
if ((t_5 + (t_0 * t_0)) >= ((t_2 * t_2) + (t_6 * t_6))) {
tmp = (1.0f / sqrtf(fmaxf((powf(t_1, 2.0f) + powf(t_0, 2.0f)), t_4))) * t_1;
} else {
tmp = t_3 / sqrtf(fmaxf((powf((dX_46_v * floorf(h)), 2.0f) + t_5), 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) * dX_46_u) t_2 = Float32(floor(w) * dY_46_u) t_3 = Float32(dY_46_u * floor(w)) t_4 = Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (t_3 ^ Float32(2.0))) t_5 = Float32(dX_46_u * floor(w)) ^ Float32(2.0) t_6 = Float32(floor(h) * dY_46_v) tmp = Float32(0.0) if (Float32(t_5 + Float32(t_0 * t_0)) >= Float32(Float32(t_2 * t_2) + Float32(t_6 * t_6))) tmp = Float32(Float32(Float32(1.0) / sqrt(((Float32((t_1 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) != Float32((t_1 ^ Float32(2.0)) + (t_0 ^ Float32(2.0)))) ? t_4 : ((t_4 != t_4) ? Float32((t_1 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) : max(Float32((t_1 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))), t_4))))) * t_1); else tmp = Float32(t_3 / sqrt(((Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + t_5) != Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + t_5)) ? t_4 : ((t_4 != t_4) ? Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + t_5) : max(Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + t_5), 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; t_2 = floor(w) * dY_46_u; t_3 = dY_46_u * floor(w); t_4 = ((dY_46_v * floor(h)) ^ single(2.0)) + (t_3 ^ single(2.0)); t_5 = (dX_46_u * floor(w)) ^ single(2.0); t_6 = floor(h) * dY_46_v; tmp = single(0.0); if ((t_5 + (t_0 * t_0)) >= ((t_2 * t_2) + (t_6 * t_6))) tmp = (single(1.0) / sqrt(max(((t_1 ^ single(2.0)) + (t_0 ^ single(2.0))), t_4))) * t_1; else tmp = t_3 / sqrt(max((((dX_46_v * floor(h)) ^ single(2.0)) + t_5), 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 dX.u\\
t_2 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_3 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_4 := {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {t\_3}^{2}\\
t_5 := {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_6 := \left\lfloor h\right\rfloor \cdot dY.v\\
\mathbf{if}\;t\_5 + t\_0 \cdot t\_0 \geq t\_2 \cdot t\_2 + t\_6 \cdot t\_6:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left({t\_1}^{2} + {t\_0}^{2}, t\_4\right)}} \cdot t\_1\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_3}{\sqrt{\mathsf{max}\left({\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + t\_5, t\_4\right)}}\\
\end{array}
\end{array}
Initial program 74.1%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
frac-2negN/A
Applied rewrites74.3%
Applied rewrites74.3%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3274.3
Applied rewrites74.3%
Final simplification74.3%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dX.u))
(t_1 (pow (* dY.v (floor h)) 2.0))
(t_2 (* (floor w) dY.u))
(t_3 (* (floor h) dY.v))
(t_4 (* dY.u (floor w)))
(t_5 (pow t_4 2.0))
(t_6 (* (floor h) dX.v)))
(if (>= (* (* (pow (floor w) 2.0) dX.u) dX.u) (+ t_5 t_1))
(*
(/
1.0
(sqrt (fmax (+ (* t_0 t_0) (* t_6 t_6)) (+ (* t_2 t_2) (* t_3 t_3)))))
t_0)
(/
t_4
(sqrt
(fmax
(+ (pow (* dX.v (floor h)) 2.0) (pow (* dX.u (floor w)) 2.0))
(+ t_1 t_5)))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dX_46_u;
float t_1 = powf((dY_46_v * floorf(h)), 2.0f);
float t_2 = floorf(w) * dY_46_u;
float t_3 = floorf(h) * dY_46_v;
float t_4 = dY_46_u * floorf(w);
float t_5 = powf(t_4, 2.0f);
float t_6 = floorf(h) * dX_46_v;
float tmp;
if (((powf(floorf(w), 2.0f) * dX_46_u) * dX_46_u) >= (t_5 + t_1)) {
tmp = (1.0f / sqrtf(fmaxf(((t_0 * t_0) + (t_6 * t_6)), ((t_2 * t_2) + (t_3 * t_3))))) * t_0;
} else {
tmp = t_4 / sqrtf(fmaxf((powf((dX_46_v * floorf(h)), 2.0f) + powf((dX_46_u * floorf(w)), 2.0f)), (t_1 + t_5)));
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dX_46_u) t_1 = Float32(dY_46_v * floor(h)) ^ Float32(2.0) t_2 = Float32(floor(w) * dY_46_u) t_3 = Float32(floor(h) * dY_46_v) t_4 = Float32(dY_46_u * floor(w)) t_5 = t_4 ^ Float32(2.0) t_6 = Float32(floor(h) * dX_46_v) tmp = Float32(0.0) if (Float32(Float32((floor(w) ^ Float32(2.0)) * dX_46_u) * dX_46_u) >= Float32(t_5 + t_1)) tmp = Float32(Float32(Float32(1.0) / sqrt(((Float32(Float32(t_0 * t_0) + Float32(t_6 * t_6)) != Float32(Float32(t_0 * t_0) + Float32(t_6 * t_6))) ? Float32(Float32(t_2 * t_2) + Float32(t_3 * t_3)) : ((Float32(Float32(t_2 * t_2) + Float32(t_3 * t_3)) != Float32(Float32(t_2 * t_2) + Float32(t_3 * t_3))) ? Float32(Float32(t_0 * t_0) + Float32(t_6 * t_6)) : max(Float32(Float32(t_0 * t_0) + Float32(t_6 * t_6)), Float32(Float32(t_2 * t_2) + Float32(t_3 * t_3))))))) * t_0); else tmp = Float32(t_4 / sqrt(((Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))) != Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0)))) ? Float32(t_1 + t_5) : ((Float32(t_1 + t_5) != Float32(t_1 + t_5)) ? Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))) : max(Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))), Float32(t_1 + t_5)))))); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(w) * dX_46_u; t_1 = (dY_46_v * floor(h)) ^ single(2.0); t_2 = floor(w) * dY_46_u; t_3 = floor(h) * dY_46_v; t_4 = dY_46_u * floor(w); t_5 = t_4 ^ single(2.0); t_6 = floor(h) * dX_46_v; tmp = single(0.0); if ((((floor(w) ^ single(2.0)) * dX_46_u) * dX_46_u) >= (t_5 + t_1)) tmp = (single(1.0) / sqrt(max(((t_0 * t_0) + (t_6 * t_6)), ((t_2 * t_2) + (t_3 * t_3))))) * t_0; else tmp = t_4 / sqrt(max((((dX_46_v * floor(h)) ^ single(2.0)) + ((dX_46_u * floor(w)) ^ single(2.0))), (t_1 + t_5))); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_1 := {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_2 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_3 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_4 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_5 := {t\_4}^{2}\\
t_6 := \left\lfloor h\right\rfloor \cdot dX.v\\
\mathbf{if}\;\left({\left(\left\lfloor w\right\rfloor \right)}^{2} \cdot dX.u\right) \cdot dX.u \geq t\_5 + t\_1:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_0 \cdot t\_0 + t\_6 \cdot t\_6, t\_2 \cdot t\_2 + t\_3 \cdot t\_3\right)}} \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_4}{\sqrt{\mathsf{max}\left({\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}, t\_1 + t\_5\right)}}\\
\end{array}
\end{array}
Initial program 74.1%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3262.6
Applied rewrites62.6%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3262.6
Applied rewrites62.6%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3262.6
Applied rewrites62.6%
Applied rewrites62.8%
Final simplification62.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dX.u))
(t_1 (pow (* dY.u (floor w)) 2.0))
(t_2 (* (floor h) dX.v))
(t_3 (pow (* dY.v (floor h)) 2.0))
(t_4 (* (floor w) dY.u))
(t_5 (* (floor h) dY.v)))
(if (>= (* (* (pow (floor w) 2.0) dX.u) dX.u) (+ t_1 t_3))
(*
(/
1.0
(sqrt (fmax (+ (* t_0 t_0) (* t_2 t_2)) (+ (* t_4 t_4) (* t_5 t_5)))))
t_0)
(*
(/
(floor w)
(sqrt
(fmax
(+ (pow (* dX.v (floor h)) 2.0) (pow (* dX.u (floor w)) 2.0))
(+ t_3 t_1))))
dY.u))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dX_46_u;
float t_1 = powf((dY_46_u * floorf(w)), 2.0f);
float t_2 = floorf(h) * dX_46_v;
float t_3 = powf((dY_46_v * floorf(h)), 2.0f);
float t_4 = floorf(w) * dY_46_u;
float t_5 = floorf(h) * dY_46_v;
float tmp;
if (((powf(floorf(w), 2.0f) * dX_46_u) * dX_46_u) >= (t_1 + t_3)) {
tmp = (1.0f / sqrtf(fmaxf(((t_0 * t_0) + (t_2 * t_2)), ((t_4 * t_4) + (t_5 * t_5))))) * t_0;
} else {
tmp = (floorf(w) / sqrtf(fmaxf((powf((dX_46_v * floorf(h)), 2.0f) + powf((dX_46_u * floorf(w)), 2.0f)), (t_3 + t_1)))) * dY_46_u;
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dX_46_u) t_1 = Float32(dY_46_u * floor(w)) ^ Float32(2.0) t_2 = Float32(floor(h) * dX_46_v) t_3 = Float32(dY_46_v * floor(h)) ^ Float32(2.0) t_4 = Float32(floor(w) * dY_46_u) t_5 = Float32(floor(h) * dY_46_v) tmp = Float32(0.0) if (Float32(Float32((floor(w) ^ Float32(2.0)) * dX_46_u) * dX_46_u) >= Float32(t_1 + t_3)) tmp = Float32(Float32(Float32(1.0) / sqrt(((Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2)) != Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2))) ? Float32(Float32(t_4 * t_4) + Float32(t_5 * t_5)) : ((Float32(Float32(t_4 * t_4) + Float32(t_5 * t_5)) != Float32(Float32(t_4 * t_4) + Float32(t_5 * t_5))) ? Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2)) : max(Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2)), Float32(Float32(t_4 * t_4) + Float32(t_5 * t_5))))))) * t_0); else tmp = Float32(Float32(floor(w) / sqrt(((Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))) != Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0)))) ? Float32(t_3 + t_1) : ((Float32(t_3 + t_1) != Float32(t_3 + t_1)) ? Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))) : max(Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))), Float32(t_3 + t_1)))))) * dY_46_u); 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) * dX_46_u; t_1 = (dY_46_u * floor(w)) ^ single(2.0); t_2 = floor(h) * dX_46_v; t_3 = (dY_46_v * floor(h)) ^ single(2.0); t_4 = floor(w) * dY_46_u; t_5 = floor(h) * dY_46_v; tmp = single(0.0); if ((((floor(w) ^ single(2.0)) * dX_46_u) * dX_46_u) >= (t_1 + t_3)) tmp = (single(1.0) / sqrt(max(((t_0 * t_0) + (t_2 * t_2)), ((t_4 * t_4) + (t_5 * t_5))))) * t_0; else tmp = (floor(w) / sqrt(max((((dX_46_v * floor(h)) ^ single(2.0)) + ((dX_46_u * floor(w)) ^ single(2.0))), (t_3 + t_1)))) * dY_46_u; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_1 := {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_2 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_3 := {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_4 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_5 := \left\lfloor h\right\rfloor \cdot dY.v\\
\mathbf{if}\;\left({\left(\left\lfloor w\right\rfloor \right)}^{2} \cdot dX.u\right) \cdot dX.u \geq t\_1 + t\_3:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_0 \cdot t\_0 + t\_2 \cdot t\_2, t\_4 \cdot t\_4 + t\_5 \cdot t\_5\right)}} \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;\frac{\left\lfloor w\right\rfloor }{\sqrt{\mathsf{max}\left({\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}, t\_3 + t\_1\right)}} \cdot dY.u\\
\end{array}
\end{array}
Initial program 74.1%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3262.6
Applied rewrites62.6%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3262.6
Applied rewrites62.6%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3262.6
Applied rewrites62.6%
Applied rewrites62.7%
Final simplification62.7%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dX.u))
(t_1 (pow (* dY.u (floor w)) 2.0))
(t_2 (* (floor h) dX.v))
(t_3 (pow (* dY.v (floor h)) 2.0))
(t_4 (* (floor w) dY.u))
(t_5 (* (floor h) dY.v)))
(if (>= (* (* (pow (floor w) 2.0) dX.u) dX.u) (+ t_1 t_3))
(*
(/
1.0
(sqrt (fmax (+ (* t_0 t_0) (* t_2 t_2)) (+ (* t_4 t_4) (* t_5 t_5)))))
t_0)
(*
(floor w)
(/
dY.u
(sqrt
(fmax
(+ (pow (* dX.v (floor h)) 2.0) (pow (* dX.u (floor w)) 2.0))
(+ t_3 t_1))))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dX_46_u;
float t_1 = powf((dY_46_u * floorf(w)), 2.0f);
float t_2 = floorf(h) * dX_46_v;
float t_3 = powf((dY_46_v * floorf(h)), 2.0f);
float t_4 = floorf(w) * dY_46_u;
float t_5 = floorf(h) * dY_46_v;
float tmp;
if (((powf(floorf(w), 2.0f) * dX_46_u) * dX_46_u) >= (t_1 + t_3)) {
tmp = (1.0f / sqrtf(fmaxf(((t_0 * t_0) + (t_2 * t_2)), ((t_4 * t_4) + (t_5 * t_5))))) * t_0;
} else {
tmp = floorf(w) * (dY_46_u / sqrtf(fmaxf((powf((dX_46_v * floorf(h)), 2.0f) + powf((dX_46_u * floorf(w)), 2.0f)), (t_3 + t_1))));
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dX_46_u) t_1 = Float32(dY_46_u * floor(w)) ^ Float32(2.0) t_2 = Float32(floor(h) * dX_46_v) t_3 = Float32(dY_46_v * floor(h)) ^ Float32(2.0) t_4 = Float32(floor(w) * dY_46_u) t_5 = Float32(floor(h) * dY_46_v) tmp = Float32(0.0) if (Float32(Float32((floor(w) ^ Float32(2.0)) * dX_46_u) * dX_46_u) >= Float32(t_1 + t_3)) tmp = Float32(Float32(Float32(1.0) / sqrt(((Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2)) != Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2))) ? Float32(Float32(t_4 * t_4) + Float32(t_5 * t_5)) : ((Float32(Float32(t_4 * t_4) + Float32(t_5 * t_5)) != Float32(Float32(t_4 * t_4) + Float32(t_5 * t_5))) ? Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2)) : max(Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2)), Float32(Float32(t_4 * t_4) + Float32(t_5 * t_5))))))) * t_0); else tmp = Float32(floor(w) * Float32(dY_46_u / sqrt(((Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))) != Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0)))) ? Float32(t_3 + t_1) : ((Float32(t_3 + t_1) != Float32(t_3 + t_1)) ? Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))) : max(Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))), Float32(t_3 + t_1))))))); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(w) * dX_46_u; t_1 = (dY_46_u * floor(w)) ^ single(2.0); t_2 = floor(h) * dX_46_v; t_3 = (dY_46_v * floor(h)) ^ single(2.0); t_4 = floor(w) * dY_46_u; t_5 = floor(h) * dY_46_v; tmp = single(0.0); if ((((floor(w) ^ single(2.0)) * dX_46_u) * dX_46_u) >= (t_1 + t_3)) tmp = (single(1.0) / sqrt(max(((t_0 * t_0) + (t_2 * t_2)), ((t_4 * t_4) + (t_5 * t_5))))) * t_0; else tmp = floor(w) * (dY_46_u / sqrt(max((((dX_46_v * floor(h)) ^ single(2.0)) + ((dX_46_u * floor(w)) ^ single(2.0))), (t_3 + t_1)))); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_1 := {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_2 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_3 := {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_4 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_5 := \left\lfloor h\right\rfloor \cdot dY.v\\
\mathbf{if}\;\left({\left(\left\lfloor w\right\rfloor \right)}^{2} \cdot dX.u\right) \cdot dX.u \geq t\_1 + t\_3:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_0 \cdot t\_0 + t\_2 \cdot t\_2, t\_4 \cdot t\_4 + t\_5 \cdot t\_5\right)}} \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;\left\lfloor w\right\rfloor \cdot \frac{dY.u}{\sqrt{\mathsf{max}\left({\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}, t\_3 + t\_1\right)}}\\
\end{array}
\end{array}
Initial program 74.1%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3262.6
Applied rewrites62.6%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3262.6
Applied rewrites62.6%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3262.6
Applied rewrites62.6%
Applied rewrites62.7%
Final simplification62.7%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dY.v))
(t_3 (* (floor w) dX.u))
(t_4
(/
1.0
(sqrt
(fmax (+ (* t_3 t_3) (* t_0 t_0)) (+ (* t_1 t_1) (* t_2 t_2)))))))
(if (>=
(pow (* dX.u (floor w)) 2.0)
(+ (pow (* dY.u (floor w)) 2.0) (pow (* dY.v (floor h)) 2.0)))
(* t_4 t_3)
(* t_4 t_1))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dY_46_v;
float t_3 = floorf(w) * dX_46_u;
float t_4 = 1.0f / sqrtf(fmaxf(((t_3 * t_3) + (t_0 * t_0)), ((t_1 * t_1) + (t_2 * t_2))));
float tmp;
if (powf((dX_46_u * floorf(w)), 2.0f) >= (powf((dY_46_u * floorf(w)), 2.0f) + powf((dY_46_v * floorf(h)), 2.0f))) {
tmp = t_4 * t_3;
} else {
tmp = t_4 * t_1;
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dY_46_v) t_3 = Float32(floor(w) * dX_46_u) t_4 = Float32(Float32(1.0) / sqrt(((Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)) != Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0))) ? Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) : ((Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) != Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2))) ? Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)) : max(Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)), Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2))))))) tmp = Float32(0.0) if ((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) >= Float32((Float32(dY_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dY_46_v * floor(h)) ^ Float32(2.0)))) tmp = Float32(t_4 * t_3); else tmp = Float32(t_4 * t_1); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = floor(w) * dY_46_u; t_2 = floor(h) * dY_46_v; t_3 = floor(w) * dX_46_u; t_4 = single(1.0) / sqrt(max(((t_3 * t_3) + (t_0 * t_0)), ((t_1 * t_1) + (t_2 * t_2)))); tmp = single(0.0); if (((dX_46_u * floor(w)) ^ single(2.0)) >= (((dY_46_u * floor(w)) ^ single(2.0)) + ((dY_46_v * floor(h)) ^ single(2.0)))) tmp = t_4 * t_3; else tmp = t_4 * t_1; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_3 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_4 := \frac{1}{\sqrt{\mathsf{max}\left(t\_3 \cdot t\_3 + t\_0 \cdot t\_0, t\_1 \cdot t\_1 + t\_2 \cdot t\_2\right)}}\\
\mathbf{if}\;{\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} \geq {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}:\\
\;\;\;\;t\_4 \cdot t\_3\\
\mathbf{else}:\\
\;\;\;\;t\_4 \cdot t\_1\\
\end{array}
\end{array}
Initial program 74.1%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3262.6
Applied rewrites62.6%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3262.6
Applied rewrites62.6%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3262.6
Applied rewrites62.6%
Applied rewrites62.6%
herbie shell --seed 2024309
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:name "Anisotropic x16 LOD (line direction, u)"
: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 w) dX.u)) (* (/ 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 w) dY.u))))