
(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 (* (floor w) dY.u))
(t_2 (* (floor h) dY.v))
(t_3 (+ (* t_1 t_1) (* t_2 t_2)))
(t_4 (* (floor w) dX.u))
(t_5 (* t_0 t_0)))
(if (>= (+ (* t_4 t_4) t_5) t_3)
(*
t_0
(/ 1.0 (sqrt (fmax (+ t_5 (* dX.u (* dX.u (pow (floor w) 2.0)))) t_3))))
(/
1.0
(/
(sqrt
(fmax (+ (pow t_4 2.0) (pow t_0 2.0)) (+ (pow t_1 2.0) (pow t_2 2.0))))
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 = floorf(h) * dY_46_v;
float t_3 = (t_1 * t_1) + (t_2 * t_2);
float t_4 = floorf(w) * dX_46_u;
float t_5 = t_0 * t_0;
float tmp;
if (((t_4 * t_4) + t_5) >= t_3) {
tmp = t_0 * (1.0f / sqrtf(fmaxf((t_5 + (dX_46_u * (dX_46_u * powf(floorf(w), 2.0f)))), t_3)));
} else {
tmp = 1.0f / (sqrtf(fmaxf((powf(t_4, 2.0f) + powf(t_0, 2.0f)), (powf(t_1, 2.0f) + powf(t_2, 2.0f)))) / 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(floor(h) * dY_46_v) t_3 = Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) t_4 = Float32(floor(w) * dX_46_u) t_5 = Float32(t_0 * t_0) tmp = Float32(0.0) if (Float32(Float32(t_4 * t_4) + t_5) >= t_3) tmp = Float32(t_0 * Float32(Float32(1.0) / sqrt(((Float32(t_5 + Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0))))) != Float32(t_5 + Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0)))))) ? t_3 : ((t_3 != t_3) ? Float32(t_5 + Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0))))) : max(Float32(t_5 + Float32(dX_46_u * Float32(dX_46_u * (floor(w) ^ Float32(2.0))))), t_3)))))); else tmp = Float32(Float32(1.0) / Float32(sqrt(((Float32((t_4 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) != Float32((t_4 ^ Float32(2.0)) + (t_0 ^ Float32(2.0)))) ? Float32((t_1 ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) : ((Float32((t_1 ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) != Float32((t_1 ^ Float32(2.0)) + (t_2 ^ Float32(2.0)))) ? Float32((t_4 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) : max(Float32((t_4 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))), Float32((t_1 ^ Float32(2.0)) + (t_2 ^ Float32(2.0))))))) / 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 = floor(h) * dY_46_v; t_3 = (t_1 * t_1) + (t_2 * t_2); t_4 = floor(w) * dX_46_u; t_5 = t_0 * t_0; tmp = single(0.0); if (((t_4 * t_4) + t_5) >= t_3) tmp = t_0 * (single(1.0) / sqrt(max((t_5 + (dX_46_u * (dX_46_u * (floor(w) ^ single(2.0))))), t_3))); else tmp = single(1.0) / (sqrt(max(((t_4 ^ single(2.0)) + (t_0 ^ single(2.0))), ((t_1 ^ single(2.0)) + (t_2 ^ single(2.0))))) / 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 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_3 := t\_1 \cdot t\_1 + t\_2 \cdot t\_2\\
t_4 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_5 := t\_0 \cdot t\_0\\
\mathbf{if}\;t\_4 \cdot t\_4 + t\_5 \geq t\_3:\\
\;\;\;\;t\_0 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_5 + dX.u \cdot \left(dX.u \cdot {\left(\left\lfloor w\right\rfloor \right)}^{2}\right), t\_3\right)}}\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\frac{\sqrt{\mathsf{max}\left({t\_4}^{2} + {t\_0}^{2}, {t\_1}^{2} + {t\_2}^{2}\right)}}{t\_2}}\\
\end{array}
\end{array}
Initial program 77.9%
Applied egg-rr78.0%
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
lift-pow.f32N/A
pow2N/A
associate-*r*N/A
*-commutativeN/A
lift-*.f32N/A
lower-*.f3278.0
Applied egg-rr78.0%
Final simplification78.0%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (floor w) 2.0))
(t_1 (* (floor h) dX.v))
(t_2 (* (floor w) dY.u))
(t_3 (pow (floor h) 2.0))
(t_4 (* (floor h) dY.v))
(t_5 (+ (* t_2 t_2) (* t_4 t_4)))
(t_6 (+ (pow t_2 2.0) (pow t_4 2.0)))
(t_7 (* (floor w) dX.u))
(t_8 (+ (* t_7 t_7) (* t_1 t_1)))
(t_9 (/ 1.0 (sqrt (fmax t_8 t_5))))
(t_10 (* t_4 t_9))
(t_11 (* t_1 t_9))
(t_12 (if (>= t_8 t_5) t_11 t_10)))
(if (<= t_12 -0.02199999988079071)
(if (>= (* dX.v (* dX.v t_3)) t_6)
(*
t_1
(/
1.0
(sqrt
(fmax
(fma dX.u (* dX.u t_0) (* (* dX.v dX.v) t_3))
(fma dY.v (* dY.v t_3) (* t_0 (* dY.u dY.u)))))))
t_10)
(if (<= t_12 3.999999975690116e-8)
(if (>= t_8 (* dY.u (* dY.u t_0))) t_11 t_10)
(if (>= (pow t_1 2.0) t_6) t_11 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(w), 2.0f);
float t_1 = floorf(h) * dX_46_v;
float t_2 = floorf(w) * dY_46_u;
float t_3 = powf(floorf(h), 2.0f);
float t_4 = floorf(h) * dY_46_v;
float t_5 = (t_2 * t_2) + (t_4 * t_4);
float t_6 = powf(t_2, 2.0f) + powf(t_4, 2.0f);
float t_7 = floorf(w) * dX_46_u;
float t_8 = (t_7 * t_7) + (t_1 * t_1);
float t_9 = 1.0f / sqrtf(fmaxf(t_8, t_5));
float t_10 = t_4 * t_9;
float t_11 = t_1 * 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 <= -0.02199999988079071f) {
float tmp_3;
if ((dX_46_v * (dX_46_v * t_3)) >= t_6) {
tmp_3 = t_1 * (1.0f / sqrtf(fmaxf(fmaf(dX_46_u, (dX_46_u * t_0), ((dX_46_v * dX_46_v) * t_3)), fmaf(dY_46_v, (dY_46_v * t_3), (t_0 * (dY_46_u * dY_46_u))))));
} else {
tmp_3 = t_10;
}
tmp_2 = tmp_3;
} else if (t_12 <= 3.999999975690116e-8f) {
float tmp_4;
if (t_8 >= (dY_46_u * (dY_46_u * t_0))) {
tmp_4 = t_11;
} else {
tmp_4 = t_10;
}
tmp_2 = tmp_4;
} else if (powf(t_1, 2.0f) >= t_6) {
tmp_2 = t_11;
} 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(w) ^ Float32(2.0) t_1 = Float32(floor(h) * dX_46_v) t_2 = Float32(floor(w) * dY_46_u) t_3 = floor(h) ^ Float32(2.0) t_4 = Float32(floor(h) * dY_46_v) t_5 = Float32(Float32(t_2 * t_2) + Float32(t_4 * t_4)) t_6 = Float32((t_2 ^ Float32(2.0)) + (t_4 ^ Float32(2.0))) t_7 = Float32(floor(w) * dX_46_u) t_8 = Float32(Float32(t_7 * t_7) + Float32(t_1 * t_1)) 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_4 * t_9) t_11 = Float32(t_1 * 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(-0.02199999988079071)) tmp_3 = Float32(0.0) if (Float32(dX_46_v * Float32(dX_46_v * t_3)) >= t_6) tmp_3 = Float32(t_1 * Float32(Float32(1.0) / sqrt(((fma(dX_46_u, Float32(dX_46_u * t_0), Float32(Float32(dX_46_v * dX_46_v) * t_3)) != fma(dX_46_u, Float32(dX_46_u * t_0), Float32(Float32(dX_46_v * dX_46_v) * t_3))) ? fma(dY_46_v, Float32(dY_46_v * t_3), Float32(t_0 * Float32(dY_46_u * dY_46_u))) : ((fma(dY_46_v, Float32(dY_46_v * t_3), Float32(t_0 * Float32(dY_46_u * dY_46_u))) != fma(dY_46_v, Float32(dY_46_v * t_3), Float32(t_0 * Float32(dY_46_u * dY_46_u)))) ? fma(dX_46_u, Float32(dX_46_u * t_0), Float32(Float32(dX_46_v * dX_46_v) * t_3)) : max(fma(dX_46_u, Float32(dX_46_u * t_0), Float32(Float32(dX_46_v * dX_46_v) * t_3)), fma(dY_46_v, Float32(dY_46_v * t_3), Float32(t_0 * Float32(dY_46_u * dY_46_u))))))))); else tmp_3 = t_10; end tmp_2 = tmp_3; elseif (t_12 <= Float32(3.999999975690116e-8)) tmp_4 = Float32(0.0) if (t_8 >= Float32(dY_46_u * Float32(dY_46_u * t_0))) tmp_4 = t_11; else tmp_4 = t_10; end tmp_2 = tmp_4; elseif ((t_1 ^ Float32(2.0)) >= t_6) tmp_2 = t_11; else tmp_2 = t_10; end return tmp_2 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_1 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_2 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_3 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_4 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_5 := t\_2 \cdot t\_2 + t\_4 \cdot t\_4\\
t_6 := {t\_2}^{2} + {t\_4}^{2}\\
t_7 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_8 := t\_7 \cdot t\_7 + t\_1 \cdot t\_1\\
t_9 := \frac{1}{\sqrt{\mathsf{max}\left(t\_8, t\_5\right)}}\\
t_10 := t\_4 \cdot t\_9\\
t_11 := t\_1 \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 -0.02199999988079071:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;dX.v \cdot \left(dX.v \cdot t\_3\right) \geq t\_6:\\
\;\;\;\;t\_1 \cdot \frac{1}{\sqrt{\mathsf{max}\left(\mathsf{fma}\left(dX.u, dX.u \cdot t\_0, \left(dX.v \cdot dX.v\right) \cdot t\_3\right), \mathsf{fma}\left(dY.v, dY.v \cdot t\_3, t\_0 \cdot \left(dY.u \cdot dY.u\right)\right)\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}\\
\mathbf{elif}\;t\_12 \leq 3.999999975690116 \cdot 10^{-8}:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_8 \geq dY.u \cdot \left(dY.u \cdot t\_0\right):\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}\\
\mathbf{elif}\;{t\_1}^{2} \geq t\_6:\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}
\end{array}
if (if (>=.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dX.v)) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dY.v))) < -0.0219999999Initial program 99.0%
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.f3299.0
Simplified99.0%
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.f3299.0
Applied egg-rr99.0%
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.f3299.0
Applied egg-rr99.0%
Taylor expanded in w around 0
lower-sqrt.f32N/A
lower-fmax.f32N/A
Simplified99.1%
if -0.0219999999 < (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))) < 3.99999998e-8Initial program 63.1%
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.f3263.1
Simplified63.1%
if 3.99999998e-8 < (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 99.3%
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.f3299.3
Simplified99.3%
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.f3299.3
Applied egg-rr99.3%
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.f3299.3
Applied egg-rr99.3%
lift-floor.f32N/A
lift-pow.f32N/A
associate-*r*N/A
*-commutativeN/A
lift-pow.f32N/A
unpow2N/A
swap-sqrN/A
lift-*.f32N/A
lift-*.f32N/A
lift-*.f32N/A
lift-floor.f32N/A
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
unpow1N/A
pow2N/A
Applied egg-rr99.3%
Final simplification77.9%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (floor w) 2.0))
(t_1 (pow (floor h) 2.0))
(t_2 (* (floor w) dY.u))
(t_3 (* (floor h) dY.v))
(t_4 (* (floor h) dX.v))
(t_5 (pow (* (floor w) dX.u) 2.0)))
(if (>= (+ (* t_4 t_4) t_5) (+ (* t_2 t_2) (* t_3 t_3)))
(*
t_4
(/
1.0
(sqrt
(fmax
(fma dX.u (* dX.u t_0) (* (* dX.v dX.v) t_1))
(fma dY.v (* dY.v t_1) (* t_0 (* dY.u dY.u)))))))
(/
1.0
(/
(sqrt (fmax (+ t_5 (pow t_4 2.0)) (+ (pow t_2 2.0) (pow t_3 2.0))))
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), 2.0f);
float t_1 = powf(floorf(h), 2.0f);
float t_2 = floorf(w) * dY_46_u;
float t_3 = floorf(h) * dY_46_v;
float t_4 = floorf(h) * dX_46_v;
float t_5 = powf((floorf(w) * dX_46_u), 2.0f);
float tmp;
if (((t_4 * t_4) + t_5) >= ((t_2 * t_2) + (t_3 * t_3))) {
tmp = t_4 * (1.0f / sqrtf(fmaxf(fmaf(dX_46_u, (dX_46_u * t_0), ((dX_46_v * dX_46_v) * t_1)), fmaf(dY_46_v, (dY_46_v * t_1), (t_0 * (dY_46_u * dY_46_u))))));
} else {
tmp = 1.0f / (sqrtf(fmaxf((t_5 + powf(t_4, 2.0f)), (powf(t_2, 2.0f) + powf(t_3, 2.0f)))) / t_3);
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(w) ^ Float32(2.0) t_1 = floor(h) ^ Float32(2.0) t_2 = Float32(floor(w) * dY_46_u) t_3 = Float32(floor(h) * dY_46_v) t_4 = Float32(floor(h) * dX_46_v) t_5 = Float32(floor(w) * dX_46_u) ^ Float32(2.0) tmp = Float32(0.0) if (Float32(Float32(t_4 * t_4) + t_5) >= Float32(Float32(t_2 * t_2) + Float32(t_3 * t_3))) tmp = Float32(t_4 * Float32(Float32(1.0) / sqrt(((fma(dX_46_u, Float32(dX_46_u * t_0), Float32(Float32(dX_46_v * dX_46_v) * t_1)) != fma(dX_46_u, Float32(dX_46_u * t_0), Float32(Float32(dX_46_v * dX_46_v) * t_1))) ? fma(dY_46_v, Float32(dY_46_v * t_1), Float32(t_0 * Float32(dY_46_u * dY_46_u))) : ((fma(dY_46_v, Float32(dY_46_v * t_1), Float32(t_0 * Float32(dY_46_u * dY_46_u))) != fma(dY_46_v, Float32(dY_46_v * t_1), Float32(t_0 * Float32(dY_46_u * dY_46_u)))) ? fma(dX_46_u, Float32(dX_46_u * t_0), Float32(Float32(dX_46_v * dX_46_v) * t_1)) : max(fma(dX_46_u, Float32(dX_46_u * t_0), Float32(Float32(dX_46_v * dX_46_v) * t_1)), fma(dY_46_v, Float32(dY_46_v * t_1), Float32(t_0 * Float32(dY_46_u * dY_46_u))))))))); else tmp = Float32(Float32(1.0) / Float32(sqrt(((Float32(t_5 + (t_4 ^ Float32(2.0))) != Float32(t_5 + (t_4 ^ Float32(2.0)))) ? Float32((t_2 ^ Float32(2.0)) + (t_3 ^ Float32(2.0))) : ((Float32((t_2 ^ Float32(2.0)) + (t_3 ^ Float32(2.0))) != Float32((t_2 ^ Float32(2.0)) + (t_3 ^ Float32(2.0)))) ? Float32(t_5 + (t_4 ^ Float32(2.0))) : max(Float32(t_5 + (t_4 ^ Float32(2.0))), Float32((t_2 ^ Float32(2.0)) + (t_3 ^ Float32(2.0))))))) / t_3)); end return tmp end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_1 := {\left(\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 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_5 := {\left(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2}\\
\mathbf{if}\;t\_4 \cdot t\_4 + t\_5 \geq t\_2 \cdot t\_2 + t\_3 \cdot t\_3:\\
\;\;\;\;t\_4 \cdot \frac{1}{\sqrt{\mathsf{max}\left(\mathsf{fma}\left(dX.u, dX.u \cdot t\_0, \left(dX.v \cdot dX.v\right) \cdot t\_1\right), \mathsf{fma}\left(dY.v, dY.v \cdot t\_1, t\_0 \cdot \left(dY.u \cdot dY.u\right)\right)\right)}}\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\frac{\sqrt{\mathsf{max}\left(t\_5 + {t\_4}^{2}, {t\_2}^{2} + {t\_3}^{2}\right)}}{t\_3}}\\
\end{array}
\end{array}
Initial program 77.9%
Applied egg-rr78.0%
Applied egg-rr78.0%
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.f3278.0
Applied egg-rr78.0%
Taylor expanded in w around 0
lower-sqrt.f32N/A
lower-fmax.f32N/A
Simplified78.0%
Final simplification78.0%
(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 (/ 1.0 t_4)) (/ 1.0 (/ t_4 t_2)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = powf((floorf(w) * dX_46_u), 2.0f) + powf(t_0, 2.0f);
float t_2 = floorf(h) * dY_46_v;
float t_3 = powf((floorf(w) * dY_46_u), 2.0f) + powf(t_2, 2.0f);
float t_4 = sqrtf(fmaxf(t_1, t_3));
float tmp;
if (t_1 >= t_3) {
tmp = t_0 * (1.0f / t_4);
} else {
tmp = 1.0f / (t_4 / t_2);
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32((Float32(floor(w) * dX_46_u) ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) t_2 = Float32(floor(h) * dY_46_v) t_3 = Float32((Float32(floor(w) * dY_46_u) ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) t_4 = sqrt(((t_1 != t_1) ? t_3 : ((t_3 != t_3) ? t_1 : max(t_1, t_3)))) tmp = Float32(0.0) if (t_1 >= t_3) tmp = Float32(t_0 * Float32(Float32(1.0) / t_4)); else tmp = Float32(Float32(1.0) / Float32(t_4 / t_2)); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = ((floor(w) * dX_46_u) ^ single(2.0)) + (t_0 ^ single(2.0)); t_2 = floor(h) * dY_46_v; t_3 = ((floor(w) * dY_46_u) ^ single(2.0)) + (t_2 ^ single(2.0)); t_4 = sqrt(max(t_1, t_3)); tmp = single(0.0); if (t_1 >= t_3) tmp = t_0 * (single(1.0) / t_4); else tmp = single(1.0) / (t_4 / t_2); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := {\left(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2} + {t\_0}^{2}\\
t_2 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_3 := {\left(\left\lfloor w\right\rfloor \cdot dY.u\right)}^{2} + {t\_2}^{2}\\
t_4 := \sqrt{\mathsf{max}\left(t\_1, t\_3\right)}\\
\mathbf{if}\;t\_1 \geq t\_3:\\
\;\;\;\;t\_0 \cdot \frac{1}{t\_4}\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\frac{t\_4}{t\_2}}\\
\end{array}
\end{array}
Initial program 77.9%
Applied egg-rr78.0%
Applied egg-rr78.0%
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.f3278.0
Applied egg-rr78.0%
Applied egg-rr78.0%
Final simplification78.0%
(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) dY.v))
(t_3 (* t_2 t_2))
(t_4 (* (floor h) dX.v))
(t_5 (+ (* t_0 t_0) (* t_4 t_4))))
(if (>=
(* dX.v (* dX.v (pow (floor h) 2.0)))
(+ (pow t_1 2.0) (pow t_2 2.0)))
(* t_4 (/ 1.0 (sqrt (fmax t_5 (+ (* t_1 t_1) t_3)))))
(*
t_2
(/
1.0
(sqrt (fmax t_5 (+ t_3 (* (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) * dX_46_u;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dY_46_v;
float t_3 = t_2 * t_2;
float t_4 = floorf(h) * dX_46_v;
float t_5 = (t_0 * t_0) + (t_4 * t_4);
float tmp;
if ((dX_46_v * (dX_46_v * powf(floorf(h), 2.0f))) >= (powf(t_1, 2.0f) + powf(t_2, 2.0f))) {
tmp = t_4 * (1.0f / sqrtf(fmaxf(t_5, ((t_1 * t_1) + t_3))));
} else {
tmp = t_2 * (1.0f / sqrtf(fmaxf(t_5, (t_3 + (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) * dX_46_u) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dY_46_v) t_3 = Float32(t_2 * t_2) t_4 = Float32(floor(h) * dX_46_v) t_5 = Float32(Float32(t_0 * t_0) + Float32(t_4 * t_4)) tmp = Float32(0.0) if (Float32(dX_46_v * Float32(dX_46_v * (floor(h) ^ Float32(2.0)))) >= Float32((t_1 ^ Float32(2.0)) + (t_2 ^ Float32(2.0)))) tmp = Float32(t_4 * Float32(Float32(1.0) / sqrt(((t_5 != t_5) ? Float32(Float32(t_1 * t_1) + t_3) : ((Float32(Float32(t_1 * t_1) + t_3) != Float32(Float32(t_1 * t_1) + t_3)) ? t_5 : max(t_5, Float32(Float32(t_1 * t_1) + t_3))))))); else tmp = Float32(t_2 * Float32(Float32(1.0) / sqrt(((t_5 != t_5) ? Float32(t_3 + Float32(floor(w) * Float32(floor(w) * Float32(dY_46_u * dY_46_u)))) : ((Float32(t_3 + Float32(floor(w) * Float32(floor(w) * Float32(dY_46_u * dY_46_u)))) != Float32(t_3 + Float32(floor(w) * Float32(floor(w) * Float32(dY_46_u * dY_46_u))))) ? t_5 : max(t_5, Float32(t_3 + 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) * dX_46_u; t_1 = floor(w) * dY_46_u; t_2 = floor(h) * dY_46_v; t_3 = t_2 * t_2; t_4 = floor(h) * dX_46_v; t_5 = (t_0 * t_0) + (t_4 * t_4); tmp = single(0.0); if ((dX_46_v * (dX_46_v * (floor(h) ^ single(2.0)))) >= ((t_1 ^ single(2.0)) + (t_2 ^ single(2.0)))) tmp = t_4 * (single(1.0) / sqrt(max(t_5, ((t_1 * t_1) + t_3)))); else tmp = t_2 * (single(1.0) / sqrt(max(t_5, (t_3 + (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 dX.u\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_3 := t\_2 \cdot t\_2\\
t_4 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_5 := t\_0 \cdot t\_0 + t\_4 \cdot t\_4\\
\mathbf{if}\;dX.v \cdot \left(dX.v \cdot {\left(\left\lfloor h\right\rfloor \right)}^{2}\right) \geq {t\_1}^{2} + {t\_2}^{2}:\\
\;\;\;\;t\_4 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_5, t\_1 \cdot t\_1 + t\_3\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_2 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_5, t\_3 + \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 77.9%
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.f3268.7
Simplified68.7%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
lift-pow.f3268.7
Applied egg-rr68.7%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
lift-pow.f3268.7
Applied egg-rr68.7%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
pow2N/A
lift-*.f32N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
lift-*.f32N/A
*-commutativeN/A
associate-*r*N/A
pow2N/A
lower-*.f32N/A
pow2N/A
lower-*.f3268.7
Applied egg-rr68.7%
Final simplification68.7%
(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 (* t_1 t_1))
(t_3 (* (floor h) dY.v))
(t_4 (* (floor h) dX.v))
(t_5 (+ (* t_0 t_0) (* t_4 t_4))))
(if (>=
(* dX.v (* dX.v (pow (floor h) 2.0)))
(+ (pow t_1 2.0) (pow t_3 2.0)))
(* t_4 (/ 1.0 (sqrt (fmax t_5 (+ t_2 (* t_3 t_3))))))
(* t_3 (/ 1.0 (sqrt (fmax t_5 (+ t_2 (* (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(w) * dX_46_u;
float t_1 = floorf(w) * dY_46_u;
float t_2 = t_1 * t_1;
float t_3 = floorf(h) * dY_46_v;
float t_4 = floorf(h) * dX_46_v;
float t_5 = (t_0 * t_0) + (t_4 * t_4);
float tmp;
if ((dX_46_v * (dX_46_v * powf(floorf(h), 2.0f))) >= (powf(t_1, 2.0f) + powf(t_3, 2.0f))) {
tmp = t_4 * (1.0f / sqrtf(fmaxf(t_5, (t_2 + (t_3 * t_3)))));
} else {
tmp = t_3 * (1.0f / sqrtf(fmaxf(t_5, (t_2 + (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(w) * dX_46_u) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(t_1 * t_1) t_3 = Float32(floor(h) * dY_46_v) t_4 = Float32(floor(h) * dX_46_v) t_5 = Float32(Float32(t_0 * t_0) + Float32(t_4 * t_4)) tmp = Float32(0.0) if (Float32(dX_46_v * Float32(dX_46_v * (floor(h) ^ Float32(2.0)))) >= Float32((t_1 ^ Float32(2.0)) + (t_3 ^ Float32(2.0)))) tmp = Float32(t_4 * Float32(Float32(1.0) / sqrt(((t_5 != t_5) ? Float32(t_2 + Float32(t_3 * t_3)) : ((Float32(t_2 + Float32(t_3 * t_3)) != Float32(t_2 + Float32(t_3 * t_3))) ? t_5 : max(t_5, Float32(t_2 + Float32(t_3 * t_3)))))))); else tmp = Float32(t_3 * Float32(Float32(1.0) / sqrt(((t_5 != t_5) ? Float32(t_2 + Float32(floor(h) * Float32(dY_46_v * t_3))) : ((Float32(t_2 + Float32(floor(h) * Float32(dY_46_v * t_3))) != Float32(t_2 + Float32(floor(h) * Float32(dY_46_v * t_3)))) ? t_5 : max(t_5, Float32(t_2 + 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(w) * dX_46_u; t_1 = floor(w) * dY_46_u; t_2 = t_1 * t_1; t_3 = floor(h) * dY_46_v; t_4 = floor(h) * dX_46_v; t_5 = (t_0 * t_0) + (t_4 * t_4); tmp = single(0.0); if ((dX_46_v * (dX_46_v * (floor(h) ^ single(2.0)))) >= ((t_1 ^ single(2.0)) + (t_3 ^ single(2.0)))) tmp = t_4 * (single(1.0) / sqrt(max(t_5, (t_2 + (t_3 * t_3))))); else tmp = t_3 * (single(1.0) / sqrt(max(t_5, (t_2 + (floor(h) * (dY_46_v * t_3)))))); 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 := t\_1 \cdot t\_1\\
t_3 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_4 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_5 := t\_0 \cdot t\_0 + t\_4 \cdot t\_4\\
\mathbf{if}\;dX.v \cdot \left(dX.v \cdot {\left(\left\lfloor h\right\rfloor \right)}^{2}\right) \geq {t\_1}^{2} + {t\_3}^{2}:\\
\;\;\;\;t\_4 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_5, t\_2 + t\_3 \cdot t\_3\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_3 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_5, t\_2 + \left\lfloor h\right\rfloor \cdot \left(dY.v \cdot t\_3\right)\right)}}\\
\end{array}
\end{array}
Initial program 77.9%
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.f3268.7
Simplified68.7%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
lift-pow.f3268.7
Applied egg-rr68.7%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
lift-pow.f3268.7
Applied egg-rr68.7%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
pow2N/A
lift-*.f32N/A
associate-*l*N/A
*-commutativeN/A
*-lft-identityN/A
lower-*.f32N/A
*-lft-identityN/A
lower-*.f3268.7
Applied egg-rr68.7%
Final simplification68.7%
(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 h) dX.v))
(t_3 (* (floor w) dX.u))
(t_4
(/
1.0
(sqrt
(fmax (+ (* t_3 t_3) (* t_2 t_2)) (+ (* t_0 t_0) (* t_1 t_1)))))))
(if (>= (pow t_2 2.0) (+ (pow t_0 2.0) (pow t_1 2.0)))
(* t_2 t_4)
(* t_1 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(h) * dX_46_v;
float t_3 = floorf(w) * dX_46_u;
float t_4 = 1.0f / sqrtf(fmaxf(((t_3 * t_3) + (t_2 * t_2)), ((t_0 * t_0) + (t_1 * t_1))));
float tmp;
if (powf(t_2, 2.0f) >= (powf(t_0, 2.0f) + powf(t_1, 2.0f))) {
tmp = t_2 * t_4;
} else {
tmp = t_1 * 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(h) * dX_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_2 * t_2)) != Float32(Float32(t_3 * t_3) + Float32(t_2 * t_2))) ? Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) : ((Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) != Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1))) ? Float32(Float32(t_3 * t_3) + Float32(t_2 * t_2)) : max(Float32(Float32(t_3 * t_3) + Float32(t_2 * t_2)), Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1))))))) tmp = Float32(0.0) if ((t_2 ^ Float32(2.0)) >= Float32((t_0 ^ Float32(2.0)) + (t_1 ^ Float32(2.0)))) tmp = Float32(t_2 * t_4); else tmp = Float32(t_1 * 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(h) * dX_46_v; t_3 = floor(w) * dX_46_u; t_4 = single(1.0) / sqrt(max(((t_3 * t_3) + (t_2 * t_2)), ((t_0 * t_0) + (t_1 * t_1)))); tmp = single(0.0); if ((t_2 ^ single(2.0)) >= ((t_0 ^ single(2.0)) + (t_1 ^ single(2.0)))) tmp = t_2 * t_4; else tmp = t_1 * 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 h\right\rfloor \cdot dX.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\_2 \cdot t\_2, t\_0 \cdot t\_0 + t\_1 \cdot t\_1\right)}}\\
\mathbf{if}\;{t\_2}^{2} \geq {t\_0}^{2} + {t\_1}^{2}:\\
\;\;\;\;t\_2 \cdot t\_4\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot t\_4\\
\end{array}
\end{array}
Initial program 77.9%
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.f3268.7
Simplified68.7%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
lift-pow.f3268.7
Applied egg-rr68.7%
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
metadata-evalN/A
sqr-powN/A
lift-pow.f3268.7
Applied egg-rr68.7%
lift-floor.f32N/A
lift-pow.f32N/A
associate-*r*N/A
*-commutativeN/A
lift-pow.f32N/A
unpow2N/A
swap-sqrN/A
lift-*.f32N/A
lift-*.f32N/A
lift-*.f32N/A
lift-floor.f32N/A
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
lift-floor.f32N/A
lift-*.f32N/A
unpow1N/A
unpow1N/A
pow2N/A
Applied egg-rr68.7%
Final simplification68.7%
herbie shell --seed 2024208
(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))))