
(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 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_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 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 76.8%
Applied egg-rr77.0%
Applied egg-rr77.0%
Applied egg-rr77.0%
Applied egg-rr77.1%
Final simplification77.1%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor w) dY.u))
(t_2 (* dY.u (* dY.u (pow (floor w) 2.0))))
(t_3 (* (floor h) dY.v))
(t_4 (>= (pow t_0 2.0) (+ (pow t_1 2.0) (pow t_3 2.0))))
(t_5 (* t_3 t_3))
(t_6 (+ (* t_1 t_1) t_5))
(t_7 (* (floor w) dX.u))
(t_8 (+ (* t_7 t_7) (* t_0 t_0)))
(t_9 (/ 1.0 (sqrt (fmax t_8 t_6))))
(t_10 (* t_3 t_9))
(t_11 (* t_0 t_9))
(t_12 (if (>= t_8 t_6) t_11 t_10)))
(if (<= t_12 -0.0010000000474974513)
(if t_4
t_11
(*
t_3
(/
1.0
(sqrt (fmax t_8 (+ t_5 (* (floor w) (* (floor w) (* dY.u dY.u)))))))))
(if (<= t_12 9.999999974752427e-7)
(if (>= t_8 t_2) t_11 t_10)
(if t_4 t_11 (* t_3 (/ 1.0 (sqrt (fmax t_8 (+ t_5 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 * (dY_46_u * powf(floorf(w), 2.0f));
float t_3 = floorf(h) * dY_46_v;
int t_4 = powf(t_0, 2.0f) >= (powf(t_1, 2.0f) + powf(t_3, 2.0f));
float t_5 = t_3 * t_3;
float t_6 = (t_1 * t_1) + t_5;
float t_7 = floorf(w) * dX_46_u;
float t_8 = (t_7 * t_7) + (t_0 * t_0);
float t_9 = 1.0f / sqrtf(fmaxf(t_8, t_6));
float t_10 = t_3 * t_9;
float t_11 = t_0 * t_9;
float tmp;
if (t_8 >= t_6) {
tmp = t_11;
} else {
tmp = t_10;
}
float t_12 = tmp;
float tmp_2;
if (t_12 <= -0.0010000000474974513f) {
float tmp_3;
if (t_4) {
tmp_3 = t_11;
} else {
tmp_3 = t_3 * (1.0f / sqrtf(fmaxf(t_8, (t_5 + (floorf(w) * (floorf(w) * (dY_46_u * dY_46_u)))))));
}
tmp_2 = tmp_3;
} else if (t_12 <= 9.999999974752427e-7f) {
float tmp_4;
if (t_8 >= t_2) {
tmp_4 = t_11;
} else {
tmp_4 = t_10;
}
tmp_2 = tmp_4;
} else if (t_4) {
tmp_2 = t_11;
} else {
tmp_2 = t_3 * (1.0f / sqrtf(fmaxf(t_8, (t_5 + t_2))));
}
return tmp_2;
}
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 * Float32(dY_46_u * (floor(w) ^ Float32(2.0)))) t_3 = Float32(floor(h) * dY_46_v) t_4 = (t_0 ^ Float32(2.0)) >= Float32((t_1 ^ Float32(2.0)) + (t_3 ^ Float32(2.0))) t_5 = Float32(t_3 * t_3) t_6 = Float32(Float32(t_1 * t_1) + t_5) t_7 = Float32(floor(w) * dX_46_u) t_8 = Float32(Float32(t_7 * t_7) + Float32(t_0 * t_0)) t_9 = Float32(Float32(1.0) / sqrt(((t_8 != t_8) ? t_6 : ((t_6 != t_6) ? t_8 : max(t_8, t_6))))) t_10 = Float32(t_3 * t_9) t_11 = Float32(t_0 * t_9) tmp = Float32(0.0) if (t_8 >= t_6) tmp = t_11; else tmp = t_10; end t_12 = tmp tmp_2 = Float32(0.0) if (t_12 <= Float32(-0.0010000000474974513)) tmp_3 = Float32(0.0) if (t_4) tmp_3 = t_11; else tmp_3 = Float32(t_3 * Float32(Float32(1.0) / sqrt(((t_8 != t_8) ? Float32(t_5 + Float32(floor(w) * Float32(floor(w) * Float32(dY_46_u * dY_46_u)))) : ((Float32(t_5 + Float32(floor(w) * Float32(floor(w) * Float32(dY_46_u * dY_46_u)))) != Float32(t_5 + Float32(floor(w) * Float32(floor(w) * Float32(dY_46_u * dY_46_u))))) ? t_8 : max(t_8, Float32(t_5 + Float32(floor(w) * Float32(floor(w) * Float32(dY_46_u * dY_46_u)))))))))); end tmp_2 = tmp_3; elseif (t_12 <= Float32(9.999999974752427e-7)) tmp_4 = Float32(0.0) if (t_8 >= t_2) tmp_4 = t_11; else tmp_4 = t_10; end tmp_2 = tmp_4; elseif (t_4) tmp_2 = t_11; else tmp_2 = Float32(t_3 * Float32(Float32(1.0) / sqrt(((t_8 != t_8) ? Float32(t_5 + t_2) : ((Float32(t_5 + t_2) != Float32(t_5 + t_2)) ? t_8 : max(t_8, Float32(t_5 + t_2))))))); end return tmp_2 end
function tmp_6 = 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 * (dY_46_u * (floor(w) ^ single(2.0))); t_3 = floor(h) * dY_46_v; t_4 = (t_0 ^ single(2.0)) >= ((t_1 ^ single(2.0)) + (t_3 ^ single(2.0))); t_5 = t_3 * t_3; t_6 = (t_1 * t_1) + t_5; t_7 = floor(w) * dX_46_u; t_8 = (t_7 * t_7) + (t_0 * t_0); t_9 = single(1.0) / sqrt(max(t_8, t_6)); t_10 = t_3 * t_9; t_11 = t_0 * t_9; tmp = single(0.0); if (t_8 >= t_6) tmp = t_11; else tmp = t_10; end t_12 = tmp; tmp_3 = single(0.0); if (t_12 <= single(-0.0010000000474974513)) tmp_4 = single(0.0); if (t_4) tmp_4 = t_11; else tmp_4 = t_3 * (single(1.0) / sqrt(max(t_8, (t_5 + (floor(w) * (floor(w) * (dY_46_u * dY_46_u))))))); end tmp_3 = tmp_4; elseif (t_12 <= single(9.999999974752427e-7)) tmp_5 = single(0.0); if (t_8 >= t_2) tmp_5 = t_11; else tmp_5 = t_10; end tmp_3 = tmp_5; elseif (t_4) tmp_3 = t_11; else tmp_3 = t_3 * (single(1.0) / sqrt(max(t_8, (t_5 + t_2)))); end tmp_6 = tmp_3; 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(dY.u \cdot {\left(\left\lfloor w\right\rfloor \right)}^{2}\right)\\
t_3 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_4 := {t\_0}^{2} \geq {t\_1}^{2} + {t\_3}^{2}\\
t_5 := t\_3 \cdot t\_3\\
t_6 := t\_1 \cdot t\_1 + t\_5\\
t_7 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_8 := t\_7 \cdot t\_7 + t\_0 \cdot t\_0\\
t_9 := \frac{1}{\sqrt{\mathsf{max}\left(t\_8, t\_6\right)}}\\
t_10 := t\_3 \cdot t\_9\\
t_11 := t\_0 \cdot t\_9\\
t_12 := \begin{array}{l}
\mathbf{if}\;t\_8 \geq t\_6:\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}\\
\mathbf{if}\;t\_12 \leq -0.0010000000474974513:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_4:\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_3 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_8, t\_5 + \left\lfloor w\right\rfloor \cdot \left(\left\lfloor w\right\rfloor \cdot \left(dY.u \cdot dY.u\right)\right)\right)}}\\
\end{array}\\
\mathbf{elif}\;t\_12 \leq 9.999999974752427 \cdot 10^{-7}:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_8 \geq t\_2:\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}\\
\mathbf{elif}\;t\_4:\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_3 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_8, t\_5 + t\_2\right)}}\\
\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))) < -0.00100000005Initial program 99.6%
Taylor expanded in dX.u around 0
unpow2N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3299.6
Simplified99.6%
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-pow.f3299.6
Applied egg-rr99.6%
Applied egg-rr99.6%
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-*.f3299.6
Applied egg-rr99.6%
if -0.00100000005 < (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 59.6%
Taylor expanded in dY.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3259.6
Simplified59.6%
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 99.2%
Taylor expanded in dX.u around 0
unpow2N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3299.2
Simplified99.2%
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-pow.f3299.2
Applied egg-rr99.2%
Applied egg-rr99.2%
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.f3299.2
Applied egg-rr99.2%
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 (* (floor w) dY.u))
(t_2 (* (floor w) dX.u))
(t_3 (+ (* t_2 t_2) (* t_0 t_0)))
(t_4 (+ (pow t_2 2.0) (pow t_0 2.0)))
(t_5 (* (floor h) dY.v))
(t_6 (/ 1.0 (sqrt (fmax t_3 (+ (* t_1 t_1) (* t_5 t_5))))))
(t_7 (+ (pow t_1 2.0) (pow t_5 2.0))))
(if (<= dY.u 0.009999999776482582)
(if (>= t_4 t_7)
(* t_0 (/ 1.0 (sqrt (fmax t_4 t_7))))
(* t_5 (/ 1.0 (sqrt (fmax t_3 (* (pow (floor h) 2.0) (* dY.v dY.v)))))))
(if (>= t_3 (* dY.u (* dY.u (pow (floor w) 2.0))))
(* t_0 t_6)
(* t_5 t_6)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(w) * dX_46_u;
float t_3 = (t_2 * t_2) + (t_0 * t_0);
float t_4 = powf(t_2, 2.0f) + powf(t_0, 2.0f);
float t_5 = floorf(h) * dY_46_v;
float t_6 = 1.0f / sqrtf(fmaxf(t_3, ((t_1 * t_1) + (t_5 * t_5))));
float t_7 = powf(t_1, 2.0f) + powf(t_5, 2.0f);
float tmp_1;
if (dY_46_u <= 0.009999999776482582f) {
float tmp_2;
if (t_4 >= t_7) {
tmp_2 = t_0 * (1.0f / sqrtf(fmaxf(t_4, t_7)));
} else {
tmp_2 = t_5 * (1.0f / sqrtf(fmaxf(t_3, (powf(floorf(h), 2.0f) * (dY_46_v * dY_46_v)))));
}
tmp_1 = tmp_2;
} else if (t_3 >= (dY_46_u * (dY_46_u * powf(floorf(w), 2.0f)))) {
tmp_1 = t_0 * t_6;
} else {
tmp_1 = t_5 * t_6;
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(w) * dX_46_u) t_3 = Float32(Float32(t_2 * t_2) + Float32(t_0 * t_0)) t_4 = Float32((t_2 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) t_5 = Float32(floor(h) * dY_46_v) t_6 = Float32(Float32(1.0) / sqrt(((t_3 != t_3) ? Float32(Float32(t_1 * t_1) + Float32(t_5 * t_5)) : ((Float32(Float32(t_1 * t_1) + Float32(t_5 * t_5)) != Float32(Float32(t_1 * t_1) + Float32(t_5 * t_5))) ? t_3 : max(t_3, Float32(Float32(t_1 * t_1) + Float32(t_5 * t_5))))))) t_7 = Float32((t_1 ^ Float32(2.0)) + (t_5 ^ Float32(2.0))) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(0.009999999776482582)) tmp_2 = Float32(0.0) if (t_4 >= t_7) tmp_2 = Float32(t_0 * Float32(Float32(1.0) / sqrt(((t_4 != t_4) ? t_7 : ((t_7 != t_7) ? t_4 : max(t_4, t_7)))))); else tmp_2 = Float32(t_5 * Float32(Float32(1.0) / sqrt(((t_3 != t_3) ? Float32((floor(h) ^ Float32(2.0)) * Float32(dY_46_v * dY_46_v)) : ((Float32((floor(h) ^ Float32(2.0)) * Float32(dY_46_v * dY_46_v)) != Float32((floor(h) ^ Float32(2.0)) * Float32(dY_46_v * dY_46_v))) ? t_3 : max(t_3, Float32((floor(h) ^ Float32(2.0)) * Float32(dY_46_v * dY_46_v)))))))); end tmp_1 = tmp_2; elseif (t_3 >= Float32(dY_46_u * Float32(dY_46_u * (floor(w) ^ Float32(2.0))))) tmp_1 = Float32(t_0 * t_6); else tmp_1 = Float32(t_5 * t_6); end return tmp_1 end
function tmp_4 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = floor(w) * dY_46_u; t_2 = floor(w) * dX_46_u; t_3 = (t_2 * t_2) + (t_0 * t_0); t_4 = (t_2 ^ single(2.0)) + (t_0 ^ single(2.0)); t_5 = floor(h) * dY_46_v; t_6 = single(1.0) / sqrt(max(t_3, ((t_1 * t_1) + (t_5 * t_5)))); t_7 = (t_1 ^ single(2.0)) + (t_5 ^ single(2.0)); tmp_2 = single(0.0); if (dY_46_u <= single(0.009999999776482582)) tmp_3 = single(0.0); if (t_4 >= t_7) tmp_3 = t_0 * (single(1.0) / sqrt(max(t_4, t_7))); else tmp_3 = t_5 * (single(1.0) / sqrt(max(t_3, ((floor(h) ^ single(2.0)) * (dY_46_v * dY_46_v))))); end tmp_2 = tmp_3; elseif (t_3 >= (dY_46_u * (dY_46_u * (floor(w) ^ single(2.0))))) tmp_2 = t_0 * t_6; else tmp_2 = t_5 * t_6; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_3 := t\_2 \cdot t\_2 + t\_0 \cdot t\_0\\
t_4 := {t\_2}^{2} + {t\_0}^{2}\\
t_5 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_6 := \frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_1 \cdot t\_1 + t\_5 \cdot t\_5\right)}}\\
t_7 := {t\_1}^{2} + {t\_5}^{2}\\
\mathbf{if}\;dY.u \leq 0.009999999776482582:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_4 \geq t\_7:\\
\;\;\;\;t\_0 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_4, t\_7\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_5 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_3, {\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot \left(dY.v \cdot dY.v\right)\right)}}\\
\end{array}\\
\mathbf{elif}\;t\_3 \geq dY.u \cdot \left(dY.u \cdot {\left(\left\lfloor w\right\rfloor \right)}^{2}\right):\\
\;\;\;\;t\_0 \cdot t\_6\\
\mathbf{else}:\\
\;\;\;\;t\_5 \cdot t\_6\\
\end{array}
\end{array}
if dY.u < 0.00999999978Initial program 78.4%
Taylor expanded in dY.u around 0
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f32N/A
unpow2N/A
lower-*.f3265.3
Simplified65.3%
Applied egg-rr65.3%
Applied egg-rr65.3%
if 0.00999999978 < dY.u Initial program 73.2%
Taylor expanded in dY.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3270.9
Simplified70.9%
Final simplification67.0%
(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 (/ 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 76.8%
Applied egg-rr77.0%
Applied egg-rr77.0%
Applied egg-rr77.0%
Applied egg-rr77.0%
Final simplification77.0%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (+ (pow (* (floor w) dX.u) 2.0) (pow (* (floor h) dX.v) 2.0)))
(t_1 (* (floor h) dY.v))
(t_2 (+ (pow (* (floor w) dY.u) 2.0) (pow t_1 2.0)))
(t_3 (sqrt (fmax t_0 t_2))))
(if (>= t_0 t_2) (* (floor h) (/ dX.v t_3)) (* t_1 (/ 1.0 t_3)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = powf((floorf(w) * dX_46_u), 2.0f) + powf((floorf(h) * dX_46_v), 2.0f);
float t_1 = floorf(h) * dY_46_v;
float t_2 = powf((floorf(w) * dY_46_u), 2.0f) + powf(t_1, 2.0f);
float t_3 = sqrtf(fmaxf(t_0, t_2));
float tmp;
if (t_0 >= t_2) {
tmp = floorf(h) * (dX_46_v / t_3);
} else {
tmp = t_1 * (1.0f / t_3);
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32((Float32(floor(w) * dX_46_u) ^ Float32(2.0)) + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32((Float32(floor(w) * dY_46_u) ^ Float32(2.0)) + (t_1 ^ Float32(2.0))) t_3 = sqrt(((t_0 != t_0) ? t_2 : ((t_2 != t_2) ? t_0 : max(t_0, t_2)))) tmp = Float32(0.0) if (t_0 >= t_2) tmp = Float32(floor(h) * Float32(dX_46_v / t_3)); else tmp = Float32(t_1 * Float32(Float32(1.0) / t_3)); 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) ^ single(2.0)) + ((floor(h) * dX_46_v) ^ single(2.0)); t_1 = floor(h) * dY_46_v; t_2 = ((floor(w) * dY_46_u) ^ single(2.0)) + (t_1 ^ single(2.0)); t_3 = sqrt(max(t_0, t_2)); tmp = single(0.0); if (t_0 >= t_2) tmp = floor(h) * (dX_46_v / t_3); else tmp = t_1 * (single(1.0) / t_3); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2} + {\left(\left\lfloor h\right\rfloor \cdot dX.v\right)}^{2}\\
t_1 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_2 := {\left(\left\lfloor w\right\rfloor \cdot dY.u\right)}^{2} + {t\_1}^{2}\\
t_3 := \sqrt{\mathsf{max}\left(t\_0, t\_2\right)}\\
\mathbf{if}\;t\_0 \geq t\_2:\\
\;\;\;\;\left\lfloor h\right\rfloor \cdot \frac{dX.v}{t\_3}\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot \frac{1}{t\_3}\\
\end{array}
\end{array}
Initial program 76.8%
Applied egg-rr77.0%
Applied egg-rr77.0%
Applied egg-rr77.0%
Applied egg-rr76.9%
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) dY.u) 2.0) (pow (* (floor h) dY.v) 2.0)))
(t_2 (+ (pow (* (floor w) dX.u) 2.0) (pow t_0 2.0)))
(t_3 (sqrt (fmax t_2 t_1))))
(if (>= t_2 t_1) (/ t_0 t_3) (* (floor h) (/ dY.v t_3)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = powf((floorf(w) * dY_46_u), 2.0f) + powf((floorf(h) * dY_46_v), 2.0f);
float t_2 = powf((floorf(w) * dX_46_u), 2.0f) + powf(t_0, 2.0f);
float t_3 = sqrtf(fmaxf(t_2, t_1));
float tmp;
if (t_2 >= t_1) {
tmp = t_0 / t_3;
} else {
tmp = floorf(h) * (dY_46_v / t_3);
}
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) * dY_46_u) ^ Float32(2.0)) + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) t_2 = Float32((Float32(floor(w) * dX_46_u) ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) t_3 = sqrt(((t_2 != t_2) ? t_1 : ((t_1 != t_1) ? t_2 : max(t_2, t_1)))) tmp = Float32(0.0) if (t_2 >= t_1) tmp = Float32(t_0 / t_3); else tmp = Float32(floor(h) * Float32(dY_46_v / t_3)); 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) ^ single(2.0)) + ((floor(h) * dY_46_v) ^ single(2.0)); t_2 = ((floor(w) * dX_46_u) ^ single(2.0)) + (t_0 ^ single(2.0)); t_3 = sqrt(max(t_2, t_1)); tmp = single(0.0); if (t_2 >= t_1) tmp = t_0 / t_3; else tmp = floor(h) * (dY_46_v / t_3); 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 dY.u\right)}^{2} + {\left(\left\lfloor h\right\rfloor \cdot dY.v\right)}^{2}\\
t_2 := {\left(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2} + {t\_0}^{2}\\
t_3 := \sqrt{\mathsf{max}\left(t\_2, t\_1\right)}\\
\mathbf{if}\;t\_2 \geq t\_1:\\
\;\;\;\;\frac{t\_0}{t\_3}\\
\mathbf{else}:\\
\;\;\;\;\left\lfloor h\right\rfloor \cdot \frac{dY.v}{t\_3}\\
\end{array}
\end{array}
Initial program 76.8%
Applied egg-rr77.0%
Applied egg-rr77.0%
Applied egg-rr77.0%
Applied egg-rr77.0%
Final simplification77.0%
(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) dY.v))
(t_2 (* t_1 t_1))
(t_3 (* (floor h) dX.v))
(t_4 (* (floor w) dX.u))
(t_5 (+ (* t_4 t_4) (* t_3 t_3))))
(if (>= (pow t_3 2.0) (+ (pow t_0 2.0) (pow t_1 2.0)))
(* t_3 (/ 1.0 (sqrt (fmax t_5 (+ (* t_0 t_0) t_2)))))
(*
t_1
(/
1.0
(sqrt (fmax t_5 (+ t_2 (* (floor w) (* (floor w) (* dY.u dY.u)))))))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dY_46_u;
float t_1 = floorf(h) * dY_46_v;
float t_2 = t_1 * t_1;
float t_3 = floorf(h) * dX_46_v;
float t_4 = floorf(w) * dX_46_u;
float t_5 = (t_4 * t_4) + (t_3 * t_3);
float tmp;
if (powf(t_3, 2.0f) >= (powf(t_0, 2.0f) + powf(t_1, 2.0f))) {
tmp = t_3 * (1.0f / sqrtf(fmaxf(t_5, ((t_0 * t_0) + t_2))));
} else {
tmp = t_1 * (1.0f / sqrtf(fmaxf(t_5, (t_2 + (floorf(w) * (floorf(w) * (dY_46_u * 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) * dY_46_u) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(t_1 * t_1) t_3 = Float32(floor(h) * dX_46_v) t_4 = Float32(floor(w) * dX_46_u) t_5 = Float32(Float32(t_4 * t_4) + Float32(t_3 * t_3)) tmp = Float32(0.0) if ((t_3 ^ Float32(2.0)) >= Float32((t_0 ^ Float32(2.0)) + (t_1 ^ Float32(2.0)))) tmp = Float32(t_3 * Float32(Float32(1.0) / sqrt(((t_5 != t_5) ? Float32(Float32(t_0 * t_0) + t_2) : ((Float32(Float32(t_0 * t_0) + t_2) != Float32(Float32(t_0 * t_0) + t_2)) ? t_5 : max(t_5, Float32(Float32(t_0 * t_0) + t_2))))))); else tmp = Float32(t_1 * Float32(Float32(1.0) / sqrt(((t_5 != t_5) ? Float32(t_2 + Float32(floor(w) * Float32(floor(w) * Float32(dY_46_u * dY_46_u)))) : ((Float32(t_2 + Float32(floor(w) * Float32(floor(w) * Float32(dY_46_u * dY_46_u)))) != Float32(t_2 + Float32(floor(w) * Float32(floor(w) * Float32(dY_46_u * dY_46_u))))) ? t_5 : max(t_5, Float32(t_2 + Float32(floor(w) * Float32(floor(w) * Float32(dY_46_u * 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) * dY_46_u; t_1 = floor(h) * dY_46_v; t_2 = t_1 * t_1; t_3 = floor(h) * dX_46_v; t_4 = floor(w) * dX_46_u; t_5 = (t_4 * t_4) + (t_3 * t_3); tmp = single(0.0); if ((t_3 ^ single(2.0)) >= ((t_0 ^ single(2.0)) + (t_1 ^ single(2.0)))) tmp = t_3 * (single(1.0) / sqrt(max(t_5, ((t_0 * t_0) + t_2)))); else tmp = t_1 * (single(1.0) / sqrt(max(t_5, (t_2 + (floor(w) * (floor(w) * (dY_46_u * dY_46_u))))))); 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 dY.v\\
t_2 := t\_1 \cdot t\_1\\
t_3 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_4 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_5 := t\_4 \cdot t\_4 + t\_3 \cdot t\_3\\
\mathbf{if}\;{t\_3}^{2} \geq {t\_0}^{2} + {t\_1}^{2}:\\
\;\;\;\;t\_3 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_5, t\_0 \cdot t\_0 + t\_2\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_5, t\_2 + \left\lfloor w\right\rfloor \cdot \left(\left\lfloor w\right\rfloor \cdot \left(dY.u \cdot dY.u\right)\right)\right)}}\\
\end{array}
\end{array}
Initial program 76.8%
Taylor expanded in dX.u around 0
unpow2N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3265.1
Simplified65.1%
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-pow.f3265.1
Applied egg-rr65.1%
Applied egg-rr65.1%
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-*l*N/A
lower-*.f32N/A
lower-*.f32N/A
pow2N/A
lower-*.f3265.1
Applied egg-rr65.1%
Final simplification65.1%
herbie shell --seed 2024212
(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))))