
(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 5 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 (* (floor w) dY.u))
(t_1 (* (floor h) dY.v))
(t_2 (* (floor w) dX.u))
(t_3 (+ (pow t_2 2.0) (pow (* (floor h) dX.v) 2.0)))
(t_4 (sqrt (fmax t_3 (+ (pow t_0 2.0) (pow t_1 2.0))))))
(if (>= t_3 (+ (* t_0 t_0) (* t_1 t_1)))
(/ 1.0 (/ t_4 t_2))
(* t_0 (/ 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(w) * dY_46_u;
float t_1 = floorf(h) * dY_46_v;
float t_2 = floorf(w) * dX_46_u;
float t_3 = powf(t_2, 2.0f) + powf((floorf(h) * dX_46_v), 2.0f);
float t_4 = sqrtf(fmaxf(t_3, (powf(t_0, 2.0f) + powf(t_1, 2.0f))));
float tmp;
if (t_3 >= ((t_0 * t_0) + (t_1 * t_1))) {
tmp = 1.0f / (t_4 / t_2);
} else {
tmp = t_0 * (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(w) * dY_46_u) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(floor(w) * dX_46_u) t_3 = Float32((t_2 ^ Float32(2.0)) + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) t_4 = sqrt(((t_3 != t_3) ? Float32((t_0 ^ Float32(2.0)) + (t_1 ^ Float32(2.0))) : ((Float32((t_0 ^ Float32(2.0)) + (t_1 ^ Float32(2.0))) != Float32((t_0 ^ Float32(2.0)) + (t_1 ^ Float32(2.0)))) ? t_3 : max(t_3, Float32((t_0 ^ Float32(2.0)) + (t_1 ^ Float32(2.0))))))) tmp = Float32(0.0) if (t_3 >= Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1))) tmp = Float32(Float32(1.0) / Float32(t_4 / t_2)); else tmp = Float32(t_0 * 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(w) * dY_46_u; t_1 = floor(h) * dY_46_v; t_2 = floor(w) * dX_46_u; t_3 = (t_2 ^ single(2.0)) + ((floor(h) * dX_46_v) ^ single(2.0)); t_4 = sqrt(max(t_3, ((t_0 ^ single(2.0)) + (t_1 ^ single(2.0))))); tmp = single(0.0); if (t_3 >= ((t_0 * t_0) + (t_1 * t_1))) tmp = single(1.0) / (t_4 / t_2); else tmp = t_0 * (single(1.0) / t_4); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_2 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_3 := {t\_2}^{2} + {\left(\left\lfloor h\right\rfloor \cdot dX.v\right)}^{2}\\
t_4 := \sqrt{\mathsf{max}\left(t\_3, {t\_0}^{2} + {t\_1}^{2}\right)}\\
\mathbf{if}\;t\_3 \geq t\_0 \cdot t\_0 + t\_1 \cdot t\_1:\\
\;\;\;\;\frac{1}{\frac{t\_4}{t\_2}}\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot \frac{1}{t\_4}\\
\end{array}
\end{array}
Initial program 76.4%
associate-*l/N/A
clear-numN/A
/-lowering-/.f32N/A
*-lft-identityN/A
Applied egg-rr76.6%
Applied egg-rr76.6%
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3276.6
Applied egg-rr76.6%
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3276.6
Applied egg-rr76.6%
Final simplification76.6%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (floor h) 2.0))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dX.v))
(t_3 (* (floor h) dY.v))
(t_4
(>=
(* dX.u (* dX.u (pow (floor w) 2.0)))
(+ (pow t_1 2.0) (pow t_3 2.0))))
(t_5 (+ (* t_1 t_1) (* t_3 t_3)))
(t_6 (* (floor w) dX.u))
(t_7 (* t_6 t_6))
(t_8 (+ t_7 (* t_2 t_2)))
(t_9 (/ 1.0 (sqrt (fmax t_8 t_5))))
(t_10 (* t_1 t_9))
(t_11 (* t_6 t_9))
(t_12 (if (>= t_8 t_5) t_11 t_10)))
(if (<= t_12 -0.05000000074505806)
(if t_4
(* t_6 (/ 1.0 (sqrt (fmax (+ t_7 (* t_0 (* dX.v dX.v))) t_5))))
t_10)
(if (<= t_12 4.999999873689376e-6)
(if (>= t_8 (* t_0 (* dY.v dY.v))) t_11 t_10)
(if t_4
(* t_6 (/ 1.0 (sqrt (fmax (+ t_7 (exp (* 2.0 (log t_2)))) t_5))))
t_10)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = powf(floorf(h), 2.0f);
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dX_46_v;
float t_3 = floorf(h) * dY_46_v;
int t_4 = (dX_46_u * (dX_46_u * powf(floorf(w), 2.0f))) >= (powf(t_1, 2.0f) + powf(t_3, 2.0f));
float t_5 = (t_1 * t_1) + (t_3 * t_3);
float t_6 = floorf(w) * dX_46_u;
float t_7 = t_6 * t_6;
float t_8 = t_7 + (t_2 * t_2);
float t_9 = 1.0f / sqrtf(fmaxf(t_8, t_5));
float t_10 = t_1 * t_9;
float t_11 = t_6 * t_9;
float tmp;
if (t_8 >= t_5) {
tmp = t_11;
} else {
tmp = t_10;
}
float t_12 = tmp;
float tmp_2;
if (t_12 <= -0.05000000074505806f) {
float tmp_3;
if (t_4) {
tmp_3 = t_6 * (1.0f / sqrtf(fmaxf((t_7 + (t_0 * (dX_46_v * dX_46_v))), t_5)));
} else {
tmp_3 = t_10;
}
tmp_2 = tmp_3;
} else if (t_12 <= 4.999999873689376e-6f) {
float tmp_4;
if (t_8 >= (t_0 * (dY_46_v * dY_46_v))) {
tmp_4 = t_11;
} else {
tmp_4 = t_10;
}
tmp_2 = tmp_4;
} else if (t_4) {
tmp_2 = t_6 * (1.0f / sqrtf(fmaxf((t_7 + expf((2.0f * logf(t_2)))), t_5)));
} else {
tmp_2 = t_10;
}
return tmp_2;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) ^ Float32(2.0) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dX_46_v) t_3 = Float32(floor(h) * dY_46_v) t_4 = Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))) >= Float32((t_1 ^ Float32(2.0)) + (t_3 ^ Float32(2.0))) t_5 = Float32(Float32(t_1 * t_1) + Float32(t_3 * t_3)) t_6 = Float32(floor(w) * dX_46_u) t_7 = Float32(t_6 * t_6) t_8 = Float32(t_7 + Float32(t_2 * t_2)) t_9 = Float32(Float32(1.0) / sqrt(((t_8 != t_8) ? t_5 : ((t_5 != t_5) ? t_8 : max(t_8, t_5))))) t_10 = Float32(t_1 * t_9) t_11 = Float32(t_6 * t_9) tmp = Float32(0.0) if (t_8 >= t_5) tmp = t_11; else tmp = t_10; end t_12 = tmp tmp_2 = Float32(0.0) if (t_12 <= Float32(-0.05000000074505806)) tmp_3 = Float32(0.0) if (t_4) tmp_3 = Float32(t_6 * Float32(Float32(1.0) / sqrt(((Float32(t_7 + Float32(t_0 * Float32(dX_46_v * dX_46_v))) != Float32(t_7 + Float32(t_0 * Float32(dX_46_v * dX_46_v)))) ? t_5 : ((t_5 != t_5) ? Float32(t_7 + Float32(t_0 * Float32(dX_46_v * dX_46_v))) : max(Float32(t_7 + Float32(t_0 * Float32(dX_46_v * dX_46_v))), t_5)))))); else tmp_3 = t_10; end tmp_2 = tmp_3; elseif (t_12 <= Float32(4.999999873689376e-6)) tmp_4 = Float32(0.0) if (t_8 >= Float32(t_0 * Float32(dY_46_v * dY_46_v))) tmp_4 = t_11; else tmp_4 = t_10; end tmp_2 = tmp_4; elseif (t_4) tmp_2 = Float32(t_6 * Float32(Float32(1.0) / sqrt(((Float32(t_7 + exp(Float32(Float32(2.0) * log(t_2)))) != Float32(t_7 + exp(Float32(Float32(2.0) * log(t_2))))) ? t_5 : ((t_5 != t_5) ? Float32(t_7 + exp(Float32(Float32(2.0) * log(t_2)))) : max(Float32(t_7 + exp(Float32(Float32(2.0) * log(t_2)))), t_5)))))); else tmp_2 = t_10; 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) ^ single(2.0); t_1 = floor(w) * dY_46_u; t_2 = floor(h) * dX_46_v; t_3 = floor(h) * dY_46_v; t_4 = (dX_46_u * (dX_46_u * (floor(w) ^ single(2.0)))) >= ((t_1 ^ single(2.0)) + (t_3 ^ single(2.0))); t_5 = (t_1 * t_1) + (t_3 * t_3); t_6 = floor(w) * dX_46_u; t_7 = t_6 * t_6; t_8 = t_7 + (t_2 * t_2); t_9 = single(1.0) / sqrt(max(t_8, t_5)); t_10 = t_1 * t_9; t_11 = t_6 * t_9; tmp = single(0.0); if (t_8 >= t_5) tmp = t_11; else tmp = t_10; end t_12 = tmp; tmp_3 = single(0.0); if (t_12 <= single(-0.05000000074505806)) tmp_4 = single(0.0); if (t_4) tmp_4 = t_6 * (single(1.0) / sqrt(max((t_7 + (t_0 * (dX_46_v * dX_46_v))), t_5))); else tmp_4 = t_10; end tmp_3 = tmp_4; elseif (t_12 <= single(4.999999873689376e-6)) tmp_5 = single(0.0); if (t_8 >= (t_0 * (dY_46_v * dY_46_v))) tmp_5 = t_11; else tmp_5 = t_10; end tmp_3 = tmp_5; elseif (t_4) tmp_3 = t_6 * (single(1.0) / sqrt(max((t_7 + exp((single(2.0) * log(t_2)))), t_5))); else tmp_3 = t_10; end tmp_6 = tmp_3; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_3 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_4 := dX.u \cdot \left(dX.u \cdot {\left(\left\lfloor w\right\rfloor \right)}^{2}\right) \geq {t\_1}^{2} + {t\_3}^{2}\\
t_5 := t\_1 \cdot t\_1 + t\_3 \cdot t\_3\\
t_6 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_7 := t\_6 \cdot t\_6\\
t_8 := t\_7 + t\_2 \cdot t\_2\\
t_9 := \frac{1}{\sqrt{\mathsf{max}\left(t\_8, t\_5\right)}}\\
t_10 := t\_1 \cdot t\_9\\
t_11 := t\_6 \cdot t\_9\\
t_12 := \begin{array}{l}
\mathbf{if}\;t\_8 \geq t\_5:\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}\\
\mathbf{if}\;t\_12 \leq -0.05000000074505806:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_4:\\
\;\;\;\;t\_6 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_7 + t\_0 \cdot \left(dX.v \cdot dX.v\right), t\_5\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}\\
\mathbf{elif}\;t\_12 \leq 4.999999873689376 \cdot 10^{-6}:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_8 \geq t\_0 \cdot \left(dY.v \cdot dY.v\right):\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}\\
\mathbf{elif}\;t\_4:\\
\;\;\;\;t\_6 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_7 + e^{2 \cdot \log t\_2}, t\_5\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}
\end{array}
if (if (>=.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 w) dX.u)) (*.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 w) dY.u))) < -0.0500000007Initial program 99.2%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3299.2
Simplified99.2%
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3299.2
Applied egg-rr99.2%
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3299.2
Applied egg-rr99.2%
swap-sqrN/A
unpow2N/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f32N/A
*-lowering-*.f3299.3
Applied egg-rr99.3%
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 w) dX.u)) (*.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 w) dY.u))) < 4.99999987e-6Initial program 60.9%
Taylor expanded in dY.u around 0
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f32N/A
unpow2N/A
*-lowering-*.f3260.9
Simplified60.9%
if 4.99999987e-6 < (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 w) dX.u)) (*.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 w) dY.u))) Initial program 99.0%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3299.0
Simplified99.0%
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3299.0
Applied egg-rr99.0%
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3299.0
Applied egg-rr99.0%
pow2N/A
pow-to-expN/A
exp-lowering-exp.f32N/A
*-commutativeN/A
unpow1N/A
pow-to-expN/A
rem-log-expN/A
*-lowering-*.f32N/A
rem-log-expN/A
pow-to-expN/A
unpow1N/A
log-lowering-log.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3282.3
Applied egg-rr82.3%
Final simplification72.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (floor h) 2.0))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dX.v))
(t_3 (* (floor h) dY.v))
(t_4
(>=
(* dX.u (* dX.u (pow (floor w) 2.0)))
(+ (pow t_1 2.0) (pow t_3 2.0))))
(t_5 (+ (* t_1 t_1) (* t_3 t_3)))
(t_6 (* (floor w) dX.u))
(t_7 (* t_6 t_6))
(t_8 (+ t_7 (* t_2 t_2)))
(t_9 (/ 1.0 (sqrt (fmax t_8 t_5))))
(t_10 (* t_1 t_9))
(t_11 (* t_6 t_9))
(t_12 (if (>= t_8 t_5) t_11 t_10)))
(if (<= t_12 -0.05000000074505806)
(if t_4
(* t_6 (/ 1.0 (sqrt (fmax (+ t_7 (* t_0 (* dX.v dX.v))) t_5))))
t_10)
(if (<= t_12 4.999999873689376e-6)
(if (>= t_8 (* t_0 (* dY.v dY.v))) t_11 t_10)
(if t_4
t_11
(*
t_1
(/
1.0
(sqrt
(fmax
(+ t_7 (* (floor h) (* (floor h) (* dX.v dX.v))))
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 = powf(floorf(h), 2.0f);
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dX_46_v;
float t_3 = floorf(h) * dY_46_v;
int t_4 = (dX_46_u * (dX_46_u * powf(floorf(w), 2.0f))) >= (powf(t_1, 2.0f) + powf(t_3, 2.0f));
float t_5 = (t_1 * t_1) + (t_3 * t_3);
float t_6 = floorf(w) * dX_46_u;
float t_7 = t_6 * t_6;
float t_8 = t_7 + (t_2 * t_2);
float t_9 = 1.0f / sqrtf(fmaxf(t_8, t_5));
float t_10 = t_1 * t_9;
float t_11 = t_6 * t_9;
float tmp;
if (t_8 >= t_5) {
tmp = t_11;
} else {
tmp = t_10;
}
float t_12 = tmp;
float tmp_2;
if (t_12 <= -0.05000000074505806f) {
float tmp_3;
if (t_4) {
tmp_3 = t_6 * (1.0f / sqrtf(fmaxf((t_7 + (t_0 * (dX_46_v * dX_46_v))), t_5)));
} else {
tmp_3 = t_10;
}
tmp_2 = tmp_3;
} else if (t_12 <= 4.999999873689376e-6f) {
float tmp_4;
if (t_8 >= (t_0 * (dY_46_v * dY_46_v))) {
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_1 * (1.0f / sqrtf(fmaxf((t_7 + (floorf(h) * (floorf(h) * (dX_46_v * dX_46_v)))), t_5)));
}
return tmp_2;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) ^ Float32(2.0) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dX_46_v) t_3 = Float32(floor(h) * dY_46_v) t_4 = Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))) >= Float32((t_1 ^ Float32(2.0)) + (t_3 ^ Float32(2.0))) t_5 = Float32(Float32(t_1 * t_1) + Float32(t_3 * t_3)) t_6 = Float32(floor(w) * dX_46_u) t_7 = Float32(t_6 * t_6) t_8 = Float32(t_7 + Float32(t_2 * t_2)) t_9 = Float32(Float32(1.0) / sqrt(((t_8 != t_8) ? t_5 : ((t_5 != t_5) ? t_8 : max(t_8, t_5))))) t_10 = Float32(t_1 * t_9) t_11 = Float32(t_6 * t_9) tmp = Float32(0.0) if (t_8 >= t_5) tmp = t_11; else tmp = t_10; end t_12 = tmp tmp_2 = Float32(0.0) if (t_12 <= Float32(-0.05000000074505806)) tmp_3 = Float32(0.0) if (t_4) tmp_3 = Float32(t_6 * Float32(Float32(1.0) / sqrt(((Float32(t_7 + Float32(t_0 * Float32(dX_46_v * dX_46_v))) != Float32(t_7 + Float32(t_0 * Float32(dX_46_v * dX_46_v)))) ? t_5 : ((t_5 != t_5) ? Float32(t_7 + Float32(t_0 * Float32(dX_46_v * dX_46_v))) : max(Float32(t_7 + Float32(t_0 * Float32(dX_46_v * dX_46_v))), t_5)))))); else tmp_3 = t_10; end tmp_2 = tmp_3; elseif (t_12 <= Float32(4.999999873689376e-6)) tmp_4 = Float32(0.0) if (t_8 >= Float32(t_0 * Float32(dY_46_v * dY_46_v))) 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_1 * Float32(Float32(1.0) / sqrt(((Float32(t_7 + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))) != Float32(t_7 + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v))))) ? t_5 : ((t_5 != t_5) ? Float32(t_7 + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))) : max(Float32(t_7 + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))), t_5)))))); 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) ^ single(2.0); t_1 = floor(w) * dY_46_u; t_2 = floor(h) * dX_46_v; t_3 = floor(h) * dY_46_v; t_4 = (dX_46_u * (dX_46_u * (floor(w) ^ single(2.0)))) >= ((t_1 ^ single(2.0)) + (t_3 ^ single(2.0))); t_5 = (t_1 * t_1) + (t_3 * t_3); t_6 = floor(w) * dX_46_u; t_7 = t_6 * t_6; t_8 = t_7 + (t_2 * t_2); t_9 = single(1.0) / sqrt(max(t_8, t_5)); t_10 = t_1 * t_9; t_11 = t_6 * t_9; tmp = single(0.0); if (t_8 >= t_5) tmp = t_11; else tmp = t_10; end t_12 = tmp; tmp_3 = single(0.0); if (t_12 <= single(-0.05000000074505806)) tmp_4 = single(0.0); if (t_4) tmp_4 = t_6 * (single(1.0) / sqrt(max((t_7 + (t_0 * (dX_46_v * dX_46_v))), t_5))); else tmp_4 = t_10; end tmp_3 = tmp_4; elseif (t_12 <= single(4.999999873689376e-6)) tmp_5 = single(0.0); if (t_8 >= (t_0 * (dY_46_v * dY_46_v))) 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_1 * (single(1.0) / sqrt(max((t_7 + (floor(h) * (floor(h) * (dX_46_v * dX_46_v)))), t_5))); end tmp_6 = tmp_3; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_3 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_4 := dX.u \cdot \left(dX.u \cdot {\left(\left\lfloor w\right\rfloor \right)}^{2}\right) \geq {t\_1}^{2} + {t\_3}^{2}\\
t_5 := t\_1 \cdot t\_1 + t\_3 \cdot t\_3\\
t_6 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_7 := t\_6 \cdot t\_6\\
t_8 := t\_7 + t\_2 \cdot t\_2\\
t_9 := \frac{1}{\sqrt{\mathsf{max}\left(t\_8, t\_5\right)}}\\
t_10 := t\_1 \cdot t\_9\\
t_11 := t\_6 \cdot t\_9\\
t_12 := \begin{array}{l}
\mathbf{if}\;t\_8 \geq t\_5:\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}\\
\mathbf{if}\;t\_12 \leq -0.05000000074505806:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_4:\\
\;\;\;\;t\_6 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_7 + t\_0 \cdot \left(dX.v \cdot dX.v\right), t\_5\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}\\
\mathbf{elif}\;t\_12 \leq 4.999999873689376 \cdot 10^{-6}:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_8 \geq t\_0 \cdot \left(dY.v \cdot dY.v\right):\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}\\
\mathbf{elif}\;t\_4:\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_7 + \left\lfloor h\right\rfloor \cdot \left(\left\lfloor h\right\rfloor \cdot \left(dX.v \cdot dX.v\right)\right), t\_5\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 w) dX.u)) (*.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 w) dY.u))) < -0.0500000007Initial program 99.2%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3299.2
Simplified99.2%
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3299.2
Applied egg-rr99.2%
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3299.2
Applied egg-rr99.2%
swap-sqrN/A
unpow2N/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f32N/A
*-lowering-*.f3299.3
Applied egg-rr99.3%
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 w) dX.u)) (*.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 w) dY.u))) < 4.99999987e-6Initial program 60.9%
Taylor expanded in dY.u around 0
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f32N/A
unpow2N/A
*-lowering-*.f3260.9
Simplified60.9%
if 4.99999987e-6 < (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 w) dX.u)) (*.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 w) dY.u))) Initial program 99.0%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3299.0
Simplified99.0%
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3299.0
Applied egg-rr99.0%
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3299.0
Applied egg-rr99.0%
swap-sqrN/A
associate-*l*N/A
*-lowering-*.f32N/A
floor-lowering-floor.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f32N/A
*-lowering-*.f3299.0
Applied egg-rr99.0%
Final simplification76.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dX.u))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dX.v))
(t_3 (+ (* t_0 t_0) (* t_2 t_2)))
(t_4 (* (floor h) dY.v))
(t_5 (* t_1 t_1)))
(if (>=
(* dX.u (* dX.u (pow (floor w) 2.0)))
(+ (pow t_1 2.0) (pow t_4 2.0)))
(* t_0 (/ 1.0 (sqrt (fmax t_3 (+ t_5 (* t_4 t_4))))))
(*
t_1
(/
1.0
(sqrt (fmax t_3 (+ t_5 (* dY.v (* dY.v (pow (floor h) 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 = floorf(w) * dX_46_u;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dX_46_v;
float t_3 = (t_0 * t_0) + (t_2 * t_2);
float t_4 = floorf(h) * dY_46_v;
float t_5 = t_1 * t_1;
float tmp;
if ((dX_46_u * (dX_46_u * powf(floorf(w), 2.0f))) >= (powf(t_1, 2.0f) + powf(t_4, 2.0f))) {
tmp = t_0 * (1.0f / sqrtf(fmaxf(t_3, (t_5 + (t_4 * t_4)))));
} else {
tmp = t_1 * (1.0f / sqrtf(fmaxf(t_3, (t_5 + (dY_46_v * (dY_46_v * powf(floorf(h), 2.0f)))))));
}
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(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dX_46_v) t_3 = Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2)) t_4 = Float32(floor(h) * dY_46_v) t_5 = Float32(t_1 * t_1) tmp = Float32(0.0) if (Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))) >= Float32((t_1 ^ Float32(2.0)) + (t_4 ^ Float32(2.0)))) tmp = Float32(t_0 * Float32(Float32(1.0) / sqrt(((t_3 != t_3) ? Float32(t_5 + Float32(t_4 * t_4)) : ((Float32(t_5 + Float32(t_4 * t_4)) != Float32(t_5 + Float32(t_4 * t_4))) ? t_3 : max(t_3, Float32(t_5 + Float32(t_4 * t_4)))))))); else tmp = Float32(t_1 * Float32(Float32(1.0) / sqrt(((t_3 != t_3) ? Float32(t_5 + Float32(dY_46_v * Float32(dY_46_v * (floor(h) ^ Float32(2.0))))) : ((Float32(t_5 + Float32(dY_46_v * Float32(dY_46_v * (floor(h) ^ Float32(2.0))))) != Float32(t_5 + Float32(dY_46_v * Float32(dY_46_v * (floor(h) ^ Float32(2.0)))))) ? t_3 : max(t_3, Float32(t_5 + Float32(dY_46_v * Float32(dY_46_v * (floor(h) ^ 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 = floor(w) * dX_46_u; t_1 = floor(w) * dY_46_u; t_2 = floor(h) * dX_46_v; t_3 = (t_0 * t_0) + (t_2 * t_2); t_4 = floor(h) * dY_46_v; t_5 = t_1 * t_1; tmp = single(0.0); if ((dX_46_u * (dX_46_u * (floor(w) ^ single(2.0)))) >= ((t_1 ^ single(2.0)) + (t_4 ^ single(2.0)))) tmp = t_0 * (single(1.0) / sqrt(max(t_3, (t_5 + (t_4 * t_4))))); else tmp = t_1 * (single(1.0) / sqrt(max(t_3, (t_5 + (dY_46_v * (dY_46_v * (floor(h) ^ single(2.0)))))))); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_3 := t\_0 \cdot t\_0 + t\_2 \cdot t\_2\\
t_4 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_5 := t\_1 \cdot t\_1\\
\mathbf{if}\;dX.u \cdot \left(dX.u \cdot {\left(\left\lfloor w\right\rfloor \right)}^{2}\right) \geq {t\_1}^{2} + {t\_4}^{2}:\\
\;\;\;\;t\_0 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_5 + t\_4 \cdot t\_4\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_5 + dY.v \cdot \left(dY.v \cdot {\left(\left\lfloor h\right\rfloor \right)}^{2}\right)\right)}}\\
\end{array}
\end{array}
Initial program 76.4%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3265.0
Simplified65.0%
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3265.0
Applied egg-rr65.0%
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3265.0
Applied egg-rr65.0%
swap-sqrN/A
unpow2N/A
associate-*r*N/A
*-lowering-*.f32N/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3265.0
Applied egg-rr65.0%
Final simplification65.0%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dY.v))
(t_1 (* (floor w) dX.u))
(t_2 (* t_1 t_1))
(t_3 (* (floor w) dY.u))
(t_4 (+ (* t_3 t_3) (* t_0 t_0)))
(t_5 (* (floor h) dX.v)))
(if (>=
(* dX.u (* dX.u (pow (floor w) 2.0)))
(+ (pow t_3 2.0) (pow t_0 2.0)))
(* t_1 (/ 1.0 (sqrt (fmax (+ t_2 (* t_5 t_5)) t_4))))
(*
t_3
(/
1.0
(sqrt (fmax (+ t_2 (* (floor h) (* (floor h) (* dX.v dX.v)))) t_4)))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dY_46_v;
float t_1 = floorf(w) * dX_46_u;
float t_2 = t_1 * t_1;
float t_3 = floorf(w) * dY_46_u;
float t_4 = (t_3 * t_3) + (t_0 * t_0);
float t_5 = floorf(h) * dX_46_v;
float tmp;
if ((dX_46_u * (dX_46_u * powf(floorf(w), 2.0f))) >= (powf(t_3, 2.0f) + powf(t_0, 2.0f))) {
tmp = t_1 * (1.0f / sqrtf(fmaxf((t_2 + (t_5 * t_5)), t_4)));
} else {
tmp = t_3 * (1.0f / sqrtf(fmaxf((t_2 + (floorf(h) * (floorf(h) * (dX_46_v * dX_46_v)))), t_4)));
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dY_46_v) t_1 = Float32(floor(w) * dX_46_u) t_2 = Float32(t_1 * t_1) t_3 = Float32(floor(w) * dY_46_u) t_4 = Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)) t_5 = Float32(floor(h) * dX_46_v) tmp = Float32(0.0) if (Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))) >= Float32((t_3 ^ Float32(2.0)) + (t_0 ^ Float32(2.0)))) tmp = Float32(t_1 * Float32(Float32(1.0) / sqrt(((Float32(t_2 + Float32(t_5 * t_5)) != Float32(t_2 + Float32(t_5 * t_5))) ? t_4 : ((t_4 != t_4) ? Float32(t_2 + Float32(t_5 * t_5)) : max(Float32(t_2 + Float32(t_5 * t_5)), t_4)))))); else tmp = Float32(t_3 * Float32(Float32(1.0) / sqrt(((Float32(t_2 + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))) != Float32(t_2 + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v))))) ? t_4 : ((t_4 != t_4) ? Float32(t_2 + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))) : max(Float32(t_2 + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))), t_4)))))); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dY_46_v; t_1 = floor(w) * dX_46_u; t_2 = t_1 * t_1; t_3 = floor(w) * dY_46_u; t_4 = (t_3 * t_3) + (t_0 * t_0); t_5 = floor(h) * dX_46_v; tmp = single(0.0); if ((dX_46_u * (dX_46_u * (floor(w) ^ single(2.0)))) >= ((t_3 ^ single(2.0)) + (t_0 ^ single(2.0)))) tmp = t_1 * (single(1.0) / sqrt(max((t_2 + (t_5 * t_5)), t_4))); else tmp = t_3 * (single(1.0) / sqrt(max((t_2 + (floor(h) * (floor(h) * (dX_46_v * dX_46_v)))), 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 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_2 := t\_1 \cdot t\_1\\
t_3 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_4 := t\_3 \cdot t\_3 + t\_0 \cdot t\_0\\
t_5 := \left\lfloor h\right\rfloor \cdot dX.v\\
\mathbf{if}\;dX.u \cdot \left(dX.u \cdot {\left(\left\lfloor w\right\rfloor \right)}^{2}\right) \geq {t\_3}^{2} + {t\_0}^{2}:\\
\;\;\;\;t\_1 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_2 + t\_5 \cdot t\_5, t\_4\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_3 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_2 + \left\lfloor h\right\rfloor \cdot \left(\left\lfloor h\right\rfloor \cdot \left(dX.v \cdot dX.v\right)\right), t\_4\right)}}\\
\end{array}
\end{array}
Initial program 76.4%
Taylor expanded in dX.u around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
*-lowering-*.f32N/A
*-commutativeN/A
*-lowering-*.f32N/A
pow-lowering-pow.f32N/A
floor-lowering-floor.f3265.0
Simplified65.0%
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3265.0
Applied egg-rr65.0%
pow2N/A
pow-lowering-pow.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f3265.0
Applied egg-rr65.0%
swap-sqrN/A
associate-*l*N/A
*-lowering-*.f32N/A
floor-lowering-floor.f32N/A
*-lowering-*.f32N/A
floor-lowering-floor.f32N/A
*-lowering-*.f3265.0
Applied egg-rr65.0%
Final simplification65.0%
herbie shell --seed 2024198
(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))))