
(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\lfloorh\right\rfloor \cdot dX.v\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_3 := t\_2 \cdot t\_2 + t\_0 \cdot t\_0\\
t_4 := \left\lfloorh\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 9 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\lfloorh\right\rfloor \cdot dX.v\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := \left\lfloorw\right\rfloor \cdot dX.u\\
t_3 := t\_2 \cdot t\_2 + t\_0 \cdot t\_0\\
t_4 := \left\lfloorh\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 (* dX.v (floor h)))
(t_3 (* dX.u (floor w)))
(t_4
(sqrt
(fmax
(fma t_3 t_3 (* t_2 t_2))
(fma t_0 t_0 (* (floor h) (* dY.v t_1)))))))
(if (>= (pow (hypot t_3 t_2) 2.0) (pow (hypot t_0 t_1) 2.0))
(/ t_3 t_4)
(* 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 = dX_46_v * floorf(h);
float t_3 = dX_46_u * floorf(w);
float t_4 = sqrtf(fmaxf(fmaf(t_3, t_3, (t_2 * t_2)), fmaf(t_0, t_0, (floorf(h) * (dY_46_v * t_1)))));
float tmp;
if (powf(hypotf(t_3, t_2), 2.0f) >= powf(hypotf(t_0, t_1), 2.0f)) {
tmp = t_3 / t_4;
} 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(dX_46_v * floor(h)) t_3 = Float32(dX_46_u * floor(w)) t_4 = sqrt(((fma(t_3, t_3, Float32(t_2 * t_2)) != fma(t_3, t_3, Float32(t_2 * t_2))) ? fma(t_0, t_0, Float32(floor(h) * Float32(dY_46_v * t_1))) : ((fma(t_0, t_0, Float32(floor(h) * Float32(dY_46_v * t_1))) != fma(t_0, t_0, Float32(floor(h) * Float32(dY_46_v * t_1)))) ? fma(t_3, t_3, Float32(t_2 * t_2)) : max(fma(t_3, t_3, Float32(t_2 * t_2)), fma(t_0, t_0, Float32(floor(h) * Float32(dY_46_v * t_1))))))) tmp = Float32(0.0) if ((hypot(t_3, t_2) ^ Float32(2.0)) >= (hypot(t_0, t_1) ^ Float32(2.0))) tmp = Float32(t_3 / t_4); else tmp = Float32(t_0 * Float32(Float32(1.0) / t_4)); end return tmp end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_3 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_4 := \sqrt{\mathsf{max}\left(\mathsf{fma}\left(t\_3, t\_3, t\_2 \cdot t\_2\right), \mathsf{fma}\left(t\_0, t\_0, \left\lfloorh\right\rfloor \cdot \left(dY.v \cdot t\_1\right)\right)\right)}\\
\mathbf{if}\;{\left(\mathsf{hypot}\left(t\_3, t\_2\right)\right)}^{2} \geq {\left(\mathsf{hypot}\left(t\_0, t\_1\right)\right)}^{2}:\\
\;\;\;\;\frac{t\_3}{t\_4}\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot \frac{1}{t\_4}\\
\end{array}
\end{array}
Initial program 74.1%
Simplified74.2%
pow274.2%
Applied egg-rr74.2%
Taylor expanded in w around 0 74.2%
Simplified74.2%
Final simplification74.2%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.v (floor h)))
(t_1 (* (floor w) dY.u))
(t_2 (* t_1 t_1))
(t_3 (* dX.u (floor w)))
(t_4 (* t_3 t_3))
(t_5 (+ (* t_0 t_0) t_4))
(t_6 (* (floor h) dY.v))
(t_7 (+ t_2 (* t_6 t_6))))
(if (>= (+ t_4 (pow t_0 2.0)) t_7)
(* t_3 (/ 1.0 (sqrt (fmax t_5 t_7))))
(*
t_1
(/
1.0
(sqrt (fmax t_5 (+ t_2 (* 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 = dX_46_v * floorf(h);
float t_1 = floorf(w) * dY_46_u;
float t_2 = t_1 * t_1;
float t_3 = dX_46_u * floorf(w);
float t_4 = t_3 * t_3;
float t_5 = (t_0 * t_0) + t_4;
float t_6 = floorf(h) * dY_46_v;
float t_7 = t_2 + (t_6 * t_6);
float tmp;
if ((t_4 + powf(t_0, 2.0f)) >= t_7) {
tmp = t_3 * (1.0f / sqrtf(fmaxf(t_5, t_7)));
} else {
tmp = t_1 * (1.0f / sqrtf(fmaxf(t_5, (t_2 + (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(dX_46_v * floor(h)) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(t_1 * t_1) t_3 = Float32(dX_46_u * floor(w)) t_4 = Float32(t_3 * t_3) t_5 = Float32(Float32(t_0 * t_0) + t_4) t_6 = Float32(floor(h) * dY_46_v) t_7 = Float32(t_2 + Float32(t_6 * t_6)) tmp = Float32(0.0) if (Float32(t_4 + (t_0 ^ Float32(2.0))) >= t_7) tmp = Float32(t_3 * Float32(Float32(1.0) / sqrt(((t_5 != t_5) ? t_7 : ((t_7 != t_7) ? t_5 : max(t_5, t_7)))))); else tmp = Float32(t_1 * Float32(Float32(1.0) / sqrt(((t_5 != t_5) ? Float32(t_2 + Float32(dY_46_v * Float32(dY_46_v * (floor(h) ^ Float32(2.0))))) : ((Float32(t_2 + Float32(dY_46_v * Float32(dY_46_v * (floor(h) ^ Float32(2.0))))) != Float32(t_2 + Float32(dY_46_v * Float32(dY_46_v * (floor(h) ^ Float32(2.0)))))) ? t_5 : max(t_5, Float32(t_2 + 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 = dX_46_v * floor(h); t_1 = floor(w) * dY_46_u; t_2 = t_1 * t_1; t_3 = dX_46_u * floor(w); t_4 = t_3 * t_3; t_5 = (t_0 * t_0) + t_4; t_6 = floor(h) * dY_46_v; t_7 = t_2 + (t_6 * t_6); tmp = single(0.0); if ((t_4 + (t_0 ^ single(2.0))) >= t_7) tmp = t_3 * (single(1.0) / sqrt(max(t_5, t_7))); else tmp = t_1 * (single(1.0) / sqrt(max(t_5, (t_2 + (dY_46_v * (dY_46_v * (floor(h) ^ single(2.0)))))))); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := t\_1 \cdot t\_1\\
t_3 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_4 := t\_3 \cdot t\_3\\
t_5 := t\_0 \cdot t\_0 + t\_4\\
t_6 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_7 := t\_2 + t\_6 \cdot t\_6\\
\mathbf{if}\;t\_4 + {t\_0}^{2} \geq t\_7:\\
\;\;\;\;t\_3 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_5, t\_7\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot \frac{1}{\sqrt{\mathsf{max}\left(t\_5, t\_2 + dY.v \cdot \left(dY.v \cdot {\left(\left\lfloorh\right\rfloor\right)}^{2}\right)\right)}}\\
\end{array}
\end{array}
Initial program 74.1%
add-cube-cbrt74.0%
pow374.0%
cbrt-prod73.8%
pow273.8%
Applied egg-rr73.8%
pow-pow73.9%
pow1/358.0%
pow-pow74.1%
metadata-eval74.1%
metadata-eval74.1%
pow274.1%
swap-sqr74.1%
associate-*r*74.1%
pow274.1%
Applied egg-rr74.1%
pow274.2%
Applied egg-rr74.1%
Final simplification74.1%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.u (floor w)))
(t_1 (* (floor h) dY.v))
(t_2 (* t_1 t_1))
(t_3 (* (floor w) dY.u))
(t_4 (* dX.v (floor h)))
(t_5
(/
1.0
(sqrt (fmax (+ (* t_4 t_4) (* t_0 t_0)) (+ (* t_3 t_3) t_2))))))
(if (>= (+ (pow t_4 2.0) (pow t_0 2.0)) (+ t_2 (pow t_3 2.0)))
(* t_0 t_5)
(* t_3 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 = dX_46_u * floorf(w);
float t_1 = floorf(h) * dY_46_v;
float t_2 = t_1 * t_1;
float t_3 = floorf(w) * dY_46_u;
float t_4 = dX_46_v * floorf(h);
float t_5 = 1.0f / sqrtf(fmaxf(((t_4 * t_4) + (t_0 * t_0)), ((t_3 * t_3) + t_2)));
float tmp;
if ((powf(t_4, 2.0f) + powf(t_0, 2.0f)) >= (t_2 + powf(t_3, 2.0f))) {
tmp = t_0 * t_5;
} else {
tmp = t_3 * t_5;
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_u * floor(w)) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(t_1 * t_1) t_3 = Float32(floor(w) * dY_46_u) t_4 = Float32(dX_46_v * floor(h)) t_5 = Float32(Float32(1.0) / sqrt(((Float32(Float32(t_4 * t_4) + Float32(t_0 * t_0)) != Float32(Float32(t_4 * t_4) + Float32(t_0 * t_0))) ? Float32(Float32(t_3 * t_3) + t_2) : ((Float32(Float32(t_3 * t_3) + t_2) != Float32(Float32(t_3 * t_3) + t_2)) ? Float32(Float32(t_4 * t_4) + Float32(t_0 * t_0)) : max(Float32(Float32(t_4 * t_4) + Float32(t_0 * t_0)), Float32(Float32(t_3 * t_3) + t_2)))))) tmp = Float32(0.0) if (Float32((t_4 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) >= Float32(t_2 + (t_3 ^ Float32(2.0)))) tmp = Float32(t_0 * t_5); else tmp = Float32(t_3 * t_5); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = dX_46_u * floor(w); t_1 = floor(h) * dY_46_v; t_2 = t_1 * t_1; t_3 = floor(w) * dY_46_u; t_4 = dX_46_v * floor(h); t_5 = single(1.0) / sqrt(max(((t_4 * t_4) + (t_0 * t_0)), ((t_3 * t_3) + t_2))); tmp = single(0.0); if (((t_4 ^ single(2.0)) + (t_0 ^ single(2.0))) >= (t_2 + (t_3 ^ single(2.0)))) tmp = t_0 * t_5; else tmp = t_3 * t_5; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_1 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_2 := t\_1 \cdot t\_1\\
t_3 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_4 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_5 := \frac{1}{\sqrt{\mathsf{max}\left(t\_4 \cdot t\_4 + t\_0 \cdot t\_0, t\_3 \cdot t\_3 + t\_2\right)}}\\
\mathbf{if}\;{t\_4}^{2} + {t\_0}^{2} \geq t\_2 + {t\_3}^{2}:\\
\;\;\;\;t\_0 \cdot t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_3 \cdot t\_5\\
\end{array}
\end{array}
Initial program 74.1%
pow274.1%
Applied egg-rr74.1%
pow274.2%
Applied egg-rr74.1%
Taylor expanded in w around 0 74.1%
*-commutative74.1%
unpow274.1%
unpow274.1%
swap-sqr74.1%
unpow274.1%
Simplified74.1%
Final simplification74.1%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.v (floor h)))
(t_1 (* dX.u (floor w)))
(t_2 (* (floor w) dY.u))
(t_3 (* (floor h) dY.v))
(t_4
(sqrt
(fmax
(fma t_1 t_1 (* t_0 t_0))
(fma t_2 t_2 (* (floor h) (* dY.v t_3))))))
(t_5 (pow (hypot t_2 t_3) 2.0))
(t_6 (* t_2 (/ 1.0 t_4))))
(if (or (<= dX.u -5000000.0) (not (<= dX.u 1000000.0)))
(if (>= (pow t_1 2.0) (pow t_3 2.0)) (/ t_1 t_4) t_6)
(if (>= (pow t_0 2.0) t_5)
(/ t_1 (pow (sqrt (cbrt (fmax (pow (hypot t_1 t_0) 2.0) t_5))) 3.0))
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 = dX_46_v * floorf(h);
float t_1 = dX_46_u * floorf(w);
float t_2 = floorf(w) * dY_46_u;
float t_3 = floorf(h) * dY_46_v;
float t_4 = sqrtf(fmaxf(fmaf(t_1, t_1, (t_0 * t_0)), fmaf(t_2, t_2, (floorf(h) * (dY_46_v * t_3)))));
float t_5 = powf(hypotf(t_2, t_3), 2.0f);
float t_6 = t_2 * (1.0f / t_4);
float tmp_1;
if ((dX_46_u <= -5000000.0f) || !(dX_46_u <= 1000000.0f)) {
float tmp_2;
if (powf(t_1, 2.0f) >= powf(t_3, 2.0f)) {
tmp_2 = t_1 / t_4;
} else {
tmp_2 = t_6;
}
tmp_1 = tmp_2;
} else if (powf(t_0, 2.0f) >= t_5) {
tmp_1 = t_1 / powf(sqrtf(cbrtf(fmaxf(powf(hypotf(t_1, t_0), 2.0f), t_5))), 3.0f);
} else {
tmp_1 = 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(dX_46_v * floor(h)) t_1 = Float32(dX_46_u * floor(w)) t_2 = Float32(floor(w) * dY_46_u) t_3 = Float32(floor(h) * dY_46_v) t_4 = sqrt(((fma(t_1, t_1, Float32(t_0 * t_0)) != fma(t_1, t_1, Float32(t_0 * t_0))) ? fma(t_2, t_2, Float32(floor(h) * Float32(dY_46_v * t_3))) : ((fma(t_2, t_2, Float32(floor(h) * Float32(dY_46_v * t_3))) != fma(t_2, t_2, Float32(floor(h) * Float32(dY_46_v * t_3)))) ? fma(t_1, t_1, Float32(t_0 * t_0)) : max(fma(t_1, t_1, Float32(t_0 * t_0)), fma(t_2, t_2, Float32(floor(h) * Float32(dY_46_v * t_3))))))) t_5 = hypot(t_2, t_3) ^ Float32(2.0) t_6 = Float32(t_2 * Float32(Float32(1.0) / t_4)) tmp_1 = Float32(0.0) if ((dX_46_u <= Float32(-5000000.0)) || !(dX_46_u <= Float32(1000000.0))) tmp_2 = Float32(0.0) if ((t_1 ^ Float32(2.0)) >= (t_3 ^ Float32(2.0))) tmp_2 = Float32(t_1 / t_4); else tmp_2 = t_6; end tmp_1 = tmp_2; elseif ((t_0 ^ Float32(2.0)) >= t_5) tmp_1 = Float32(t_1 / (sqrt(cbrt((((hypot(t_1, t_0) ^ Float32(2.0)) != (hypot(t_1, t_0) ^ Float32(2.0))) ? t_5 : ((t_5 != t_5) ? (hypot(t_1, t_0) ^ Float32(2.0)) : max((hypot(t_1, t_0) ^ Float32(2.0)), t_5))))) ^ Float32(3.0))); else tmp_1 = t_6; end return tmp_1 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_1 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_2 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_3 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_4 := \sqrt{\mathsf{max}\left(\mathsf{fma}\left(t\_1, t\_1, t\_0 \cdot t\_0\right), \mathsf{fma}\left(t\_2, t\_2, \left\lfloorh\right\rfloor \cdot \left(dY.v \cdot t\_3\right)\right)\right)}\\
t_5 := {\left(\mathsf{hypot}\left(t\_2, t\_3\right)\right)}^{2}\\
t_6 := t\_2 \cdot \frac{1}{t\_4}\\
\mathbf{if}\;dX.u \leq -5000000 \lor \neg \left(dX.u \leq 1000000\right):\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{t\_1}^{2} \geq {t\_3}^{2}:\\
\;\;\;\;\frac{t\_1}{t\_4}\\
\mathbf{else}:\\
\;\;\;\;t\_6\\
\end{array}\\
\mathbf{elif}\;{t\_0}^{2} \geq t\_5:\\
\;\;\;\;\frac{t\_1}{{\left(\sqrt{\sqrt[3]{\mathsf{max}\left({\left(\mathsf{hypot}\left(t\_1, t\_0\right)\right)}^{2}, t\_5\right)}}\right)}^{3}}\\
\mathbf{else}:\\
\;\;\;\;t\_6\\
\end{array}
\end{array}
if dX.u < -5e6 or 1e6 < dX.u Initial program 61.6%
Simplified61.8%
pow261.8%
Applied egg-rr61.8%
Taylor expanded in w around 0 61.8%
Simplified61.8%
Taylor expanded in dY.u around 0 59.9%
*-commutative59.9%
unpow259.9%
unpow259.9%
swap-sqr59.9%
unpow259.9%
Simplified59.9%
Taylor expanded in dX.u around inf 59.9%
unpow259.9%
unpow259.9%
swap-sqr59.9%
unpow259.9%
Simplified59.9%
if -5e6 < dX.u < 1e6Initial program 81.2%
Simplified81.3%
pow281.3%
Applied egg-rr81.3%
Taylor expanded in w around 0 81.3%
Simplified81.3%
pow1/281.3%
fma-define81.3%
Applied egg-rr81.0%
Simplified80.8%
Taylor expanded in dX.u around 0 77.1%
*-commutative70.5%
unpow270.5%
unpow270.5%
swap-sqr70.5%
unpow270.5%
*-commutative70.5%
Simplified77.1%
Final simplification70.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.u (floor w)))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dY.v))
(t_3 (pow t_2 2.0))
(t_4 (* dX.v (floor h)))
(t_5
(sqrt
(fmax
(fma t_0 t_0 (* t_4 t_4))
(fma t_1 t_1 (* (floor h) (* dY.v t_2))))))
(t_6 (/ t_0 t_5))
(t_7 (* t_1 (/ 1.0 t_5)))
(t_8 (pow (hypot t_0 t_4) 2.0))
(t_9 (pow (hypot t_1 t_2) 2.0)))
(if (<= dX.u -5000000.0)
(if (>= (pow t_0 2.0) t_3) t_6 t_7)
(if (<= dX.u 200.0)
(if (>= (pow t_4 2.0) t_9)
(/ t_0 (pow (sqrt (cbrt (fmax t_8 t_9))) 3.0))
t_7)
(if (>= t_8 t_3) t_6 t_7)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = dX_46_u * floorf(w);
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dY_46_v;
float t_3 = powf(t_2, 2.0f);
float t_4 = dX_46_v * floorf(h);
float t_5 = sqrtf(fmaxf(fmaf(t_0, t_0, (t_4 * t_4)), fmaf(t_1, t_1, (floorf(h) * (dY_46_v * t_2)))));
float t_6 = t_0 / t_5;
float t_7 = t_1 * (1.0f / t_5);
float t_8 = powf(hypotf(t_0, t_4), 2.0f);
float t_9 = powf(hypotf(t_1, t_2), 2.0f);
float tmp_1;
if (dX_46_u <= -5000000.0f) {
float tmp_2;
if (powf(t_0, 2.0f) >= t_3) {
tmp_2 = t_6;
} else {
tmp_2 = t_7;
}
tmp_1 = tmp_2;
} else if (dX_46_u <= 200.0f) {
float tmp_3;
if (powf(t_4, 2.0f) >= t_9) {
tmp_3 = t_0 / powf(sqrtf(cbrtf(fmaxf(t_8, t_9))), 3.0f);
} else {
tmp_3 = t_7;
}
tmp_1 = tmp_3;
} else if (t_8 >= t_3) {
tmp_1 = t_6;
} else {
tmp_1 = t_7;
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_u * floor(w)) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dY_46_v) t_3 = t_2 ^ Float32(2.0) t_4 = Float32(dX_46_v * floor(h)) t_5 = sqrt(((fma(t_0, t_0, Float32(t_4 * t_4)) != fma(t_0, t_0, Float32(t_4 * t_4))) ? fma(t_1, t_1, Float32(floor(h) * Float32(dY_46_v * t_2))) : ((fma(t_1, t_1, Float32(floor(h) * Float32(dY_46_v * t_2))) != fma(t_1, t_1, Float32(floor(h) * Float32(dY_46_v * t_2)))) ? fma(t_0, t_0, Float32(t_4 * t_4)) : max(fma(t_0, t_0, Float32(t_4 * t_4)), fma(t_1, t_1, Float32(floor(h) * Float32(dY_46_v * t_2))))))) t_6 = Float32(t_0 / t_5) t_7 = Float32(t_1 * Float32(Float32(1.0) / t_5)) t_8 = hypot(t_0, t_4) ^ Float32(2.0) t_9 = hypot(t_1, t_2) ^ Float32(2.0) tmp_1 = Float32(0.0) if (dX_46_u <= Float32(-5000000.0)) tmp_2 = Float32(0.0) if ((t_0 ^ Float32(2.0)) >= t_3) tmp_2 = t_6; else tmp_2 = t_7; end tmp_1 = tmp_2; elseif (dX_46_u <= Float32(200.0)) tmp_3 = Float32(0.0) if ((t_4 ^ Float32(2.0)) >= t_9) tmp_3 = Float32(t_0 / (sqrt(cbrt(((t_8 != t_8) ? t_9 : ((t_9 != t_9) ? t_8 : max(t_8, t_9))))) ^ Float32(3.0))); else tmp_3 = t_7; end tmp_1 = tmp_3; elseif (t_8 >= t_3) tmp_1 = t_6; else tmp_1 = t_7; end return tmp_1 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_3 := {t\_2}^{2}\\
t_4 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_5 := \sqrt{\mathsf{max}\left(\mathsf{fma}\left(t\_0, t\_0, t\_4 \cdot t\_4\right), \mathsf{fma}\left(t\_1, t\_1, \left\lfloorh\right\rfloor \cdot \left(dY.v \cdot t\_2\right)\right)\right)}\\
t_6 := \frac{t\_0}{t\_5}\\
t_7 := t\_1 \cdot \frac{1}{t\_5}\\
t_8 := {\left(\mathsf{hypot}\left(t\_0, t\_4\right)\right)}^{2}\\
t_9 := {\left(\mathsf{hypot}\left(t\_1, t\_2\right)\right)}^{2}\\
\mathbf{if}\;dX.u \leq -5000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{t\_0}^{2} \geq t\_3:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}\\
\mathbf{elif}\;dX.u \leq 200:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{t\_4}^{2} \geq t\_9:\\
\;\;\;\;\frac{t\_0}{{\left(\sqrt{\sqrt[3]{\mathsf{max}\left(t\_8, t\_9\right)}}\right)}^{3}}\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}\\
\mathbf{elif}\;t\_8 \geq t\_3:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}
\end{array}
if dX.u < -5e6Initial program 61.0%
Simplified61.3%
pow261.3%
Applied egg-rr61.3%
Taylor expanded in w around 0 61.3%
Simplified61.3%
Taylor expanded in dY.u around 0 61.3%
*-commutative61.3%
unpow261.3%
unpow261.3%
swap-sqr61.3%
unpow261.3%
Simplified61.3%
Taylor expanded in dX.u around inf 61.3%
unpow261.3%
unpow261.3%
swap-sqr61.3%
unpow261.3%
Simplified61.3%
if -5e6 < dX.u < 200Initial program 81.9%
Simplified82.1%
pow282.1%
Applied egg-rr82.1%
Taylor expanded in w around 0 82.1%
Simplified82.1%
pow1/282.1%
fma-define82.1%
Applied egg-rr81.8%
Simplified81.6%
Taylor expanded in dX.u around 0 77.7%
*-commutative70.6%
unpow270.6%
unpow270.6%
swap-sqr70.6%
unpow270.6%
*-commutative70.6%
Simplified77.7%
if 200 < dX.u Initial program 63.3%
Simplified63.4%
pow263.4%
Applied egg-rr63.4%
Taylor expanded in w around 0 63.4%
Simplified63.4%
Taylor expanded in dY.u around 0 60.1%
*-commutative60.1%
unpow260.1%
unpow260.1%
swap-sqr60.1%
unpow260.1%
Simplified60.1%
Final simplification70.9%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.u (floor w)))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dY.v))
(t_3 (pow t_2 2.0))
(t_4 (* dX.v (floor h)))
(t_5
(sqrt
(fmax
(fma t_0 t_0 (* t_4 t_4))
(fma t_1 t_1 (* (floor h) (* dY.v t_2))))))
(t_6 (/ t_0 t_5))
(t_7 (* t_1 (/ 1.0 t_5)))
(t_8 (pow (hypot t_0 t_4) 2.0))
(t_9 (pow (hypot t_1 t_2) 2.0))
(t_10 (fmax t_8 t_9)))
(if (<= dX.u -5000000.0)
(if (>= (pow t_0 2.0) t_3) t_6 t_7)
(if (<= dX.u 200.0)
(if (>= (pow t_4 2.0) t_9) (/ t_0 (pow (sqrt (cbrt t_10)) 3.0)) t_7)
(if (>= t_8 t_3) t_6 (* t_1 (/ 1.0 (pow (pow t_10 0.25) 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 = dX_46_u * floorf(w);
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dY_46_v;
float t_3 = powf(t_2, 2.0f);
float t_4 = dX_46_v * floorf(h);
float t_5 = sqrtf(fmaxf(fmaf(t_0, t_0, (t_4 * t_4)), fmaf(t_1, t_1, (floorf(h) * (dY_46_v * t_2)))));
float t_6 = t_0 / t_5;
float t_7 = t_1 * (1.0f / t_5);
float t_8 = powf(hypotf(t_0, t_4), 2.0f);
float t_9 = powf(hypotf(t_1, t_2), 2.0f);
float t_10 = fmaxf(t_8, t_9);
float tmp_1;
if (dX_46_u <= -5000000.0f) {
float tmp_2;
if (powf(t_0, 2.0f) >= t_3) {
tmp_2 = t_6;
} else {
tmp_2 = t_7;
}
tmp_1 = tmp_2;
} else if (dX_46_u <= 200.0f) {
float tmp_3;
if (powf(t_4, 2.0f) >= t_9) {
tmp_3 = t_0 / powf(sqrtf(cbrtf(t_10)), 3.0f);
} else {
tmp_3 = t_7;
}
tmp_1 = tmp_3;
} else if (t_8 >= t_3) {
tmp_1 = t_6;
} else {
tmp_1 = t_1 * (1.0f / powf(powf(t_10, 0.25f), 2.0f));
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_u * floor(w)) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dY_46_v) t_3 = t_2 ^ Float32(2.0) t_4 = Float32(dX_46_v * floor(h)) t_5 = sqrt(((fma(t_0, t_0, Float32(t_4 * t_4)) != fma(t_0, t_0, Float32(t_4 * t_4))) ? fma(t_1, t_1, Float32(floor(h) * Float32(dY_46_v * t_2))) : ((fma(t_1, t_1, Float32(floor(h) * Float32(dY_46_v * t_2))) != fma(t_1, t_1, Float32(floor(h) * Float32(dY_46_v * t_2)))) ? fma(t_0, t_0, Float32(t_4 * t_4)) : max(fma(t_0, t_0, Float32(t_4 * t_4)), fma(t_1, t_1, Float32(floor(h) * Float32(dY_46_v * t_2))))))) t_6 = Float32(t_0 / t_5) t_7 = Float32(t_1 * Float32(Float32(1.0) / t_5)) t_8 = hypot(t_0, t_4) ^ Float32(2.0) t_9 = hypot(t_1, t_2) ^ Float32(2.0) t_10 = (t_8 != t_8) ? t_9 : ((t_9 != t_9) ? t_8 : max(t_8, t_9)) tmp_1 = Float32(0.0) if (dX_46_u <= Float32(-5000000.0)) tmp_2 = Float32(0.0) if ((t_0 ^ Float32(2.0)) >= t_3) tmp_2 = t_6; else tmp_2 = t_7; end tmp_1 = tmp_2; elseif (dX_46_u <= Float32(200.0)) tmp_3 = Float32(0.0) if ((t_4 ^ Float32(2.0)) >= t_9) tmp_3 = Float32(t_0 / (sqrt(cbrt(t_10)) ^ Float32(3.0))); else tmp_3 = t_7; end tmp_1 = tmp_3; elseif (t_8 >= t_3) tmp_1 = t_6; else tmp_1 = Float32(t_1 * Float32(Float32(1.0) / ((t_10 ^ Float32(0.25)) ^ Float32(2.0)))); end return tmp_1 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_1 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_2 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_3 := {t\_2}^{2}\\
t_4 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_5 := \sqrt{\mathsf{max}\left(\mathsf{fma}\left(t\_0, t\_0, t\_4 \cdot t\_4\right), \mathsf{fma}\left(t\_1, t\_1, \left\lfloorh\right\rfloor \cdot \left(dY.v \cdot t\_2\right)\right)\right)}\\
t_6 := \frac{t\_0}{t\_5}\\
t_7 := t\_1 \cdot \frac{1}{t\_5}\\
t_8 := {\left(\mathsf{hypot}\left(t\_0, t\_4\right)\right)}^{2}\\
t_9 := {\left(\mathsf{hypot}\left(t\_1, t\_2\right)\right)}^{2}\\
t_10 := \mathsf{max}\left(t\_8, t\_9\right)\\
\mathbf{if}\;dX.u \leq -5000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{t\_0}^{2} \geq t\_3:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}\\
\mathbf{elif}\;dX.u \leq 200:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{t\_4}^{2} \geq t\_9:\\
\;\;\;\;\frac{t\_0}{{\left(\sqrt{\sqrt[3]{t\_10}}\right)}^{3}}\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}\\
\mathbf{elif}\;t\_8 \geq t\_3:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;t\_1 \cdot \frac{1}{{\left({t\_10}^{0.25}\right)}^{2}}\\
\end{array}
\end{array}
if dX.u < -5e6Initial program 61.0%
Simplified61.3%
pow261.3%
Applied egg-rr61.3%
Taylor expanded in w around 0 61.3%
Simplified61.3%
Taylor expanded in dY.u around 0 61.3%
*-commutative61.3%
unpow261.3%
unpow261.3%
swap-sqr61.3%
unpow261.3%
Simplified61.3%
Taylor expanded in dX.u around inf 61.3%
unpow261.3%
unpow261.3%
swap-sqr61.3%
unpow261.3%
Simplified61.3%
if -5e6 < dX.u < 200Initial program 81.9%
Simplified82.1%
pow282.1%
Applied egg-rr82.1%
Taylor expanded in w around 0 82.1%
Simplified82.1%
pow1/282.1%
fma-define82.1%
Applied egg-rr81.8%
Simplified81.6%
Taylor expanded in dX.u around 0 77.7%
*-commutative70.6%
unpow270.6%
unpow270.6%
swap-sqr70.6%
unpow270.6%
*-commutative70.6%
Simplified77.7%
if 200 < dX.u Initial program 63.3%
Simplified63.4%
pow263.4%
Applied egg-rr63.4%
Taylor expanded in w around 0 63.4%
Simplified63.4%
Taylor expanded in dY.u around 0 60.1%
*-commutative60.1%
unpow260.1%
unpow260.1%
swap-sqr60.1%
unpow260.1%
Simplified60.1%
Applied egg-rr60.1%
Final simplification70.9%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* dX.u (floor w)))
(t_2 (* dX.v (floor h)))
(t_3 (pow (hypot t_1 t_2) 2.0))
(t_4 (* (floor h) dY.v))
(t_5
(sqrt
(fmax
(fma t_1 t_1 (* t_2 t_2))
(fma t_0 t_0 (* (floor h) (* dY.v t_4))))))
(t_6 (* t_0 (/ 1.0 t_5)))
(t_7 (/ t_1 t_5)))
(if (<= dY.v 300.0)
(if (>= t_3 (pow t_0 2.0)) t_7 t_6)
(if (>= t_3 (pow t_4 2.0)) t_7 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(w) * dY_46_u;
float t_1 = dX_46_u * floorf(w);
float t_2 = dX_46_v * floorf(h);
float t_3 = powf(hypotf(t_1, t_2), 2.0f);
float t_4 = floorf(h) * dY_46_v;
float t_5 = sqrtf(fmaxf(fmaf(t_1, t_1, (t_2 * t_2)), fmaf(t_0, t_0, (floorf(h) * (dY_46_v * t_4)))));
float t_6 = t_0 * (1.0f / t_5);
float t_7 = t_1 / t_5;
float tmp_1;
if (dY_46_v <= 300.0f) {
float tmp_2;
if (t_3 >= powf(t_0, 2.0f)) {
tmp_2 = t_7;
} else {
tmp_2 = t_6;
}
tmp_1 = tmp_2;
} else if (t_3 >= powf(t_4, 2.0f)) {
tmp_1 = t_7;
} else {
tmp_1 = 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(w) * dY_46_u) t_1 = Float32(dX_46_u * floor(w)) t_2 = Float32(dX_46_v * floor(h)) t_3 = hypot(t_1, t_2) ^ Float32(2.0) t_4 = Float32(floor(h) * dY_46_v) t_5 = sqrt(((fma(t_1, t_1, Float32(t_2 * t_2)) != fma(t_1, t_1, Float32(t_2 * t_2))) ? fma(t_0, t_0, Float32(floor(h) * Float32(dY_46_v * t_4))) : ((fma(t_0, t_0, Float32(floor(h) * Float32(dY_46_v * t_4))) != fma(t_0, t_0, Float32(floor(h) * Float32(dY_46_v * t_4)))) ? fma(t_1, t_1, Float32(t_2 * t_2)) : max(fma(t_1, t_1, Float32(t_2 * t_2)), fma(t_0, t_0, Float32(floor(h) * Float32(dY_46_v * t_4))))))) t_6 = Float32(t_0 * Float32(Float32(1.0) / t_5)) t_7 = Float32(t_1 / t_5) tmp_1 = Float32(0.0) if (dY_46_v <= Float32(300.0)) tmp_2 = Float32(0.0) if (t_3 >= (t_0 ^ Float32(2.0))) tmp_2 = t_7; else tmp_2 = t_6; end tmp_1 = tmp_2; elseif (t_3 >= (t_4 ^ Float32(2.0))) tmp_1 = t_7; else tmp_1 = t_6; end return tmp_1 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_1 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_2 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_3 := {\left(\mathsf{hypot}\left(t\_1, t\_2\right)\right)}^{2}\\
t_4 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_5 := \sqrt{\mathsf{max}\left(\mathsf{fma}\left(t\_1, t\_1, t\_2 \cdot t\_2\right), \mathsf{fma}\left(t\_0, t\_0, \left\lfloorh\right\rfloor \cdot \left(dY.v \cdot t\_4\right)\right)\right)}\\
t_6 := t\_0 \cdot \frac{1}{t\_5}\\
t_7 := \frac{t\_1}{t\_5}\\
\mathbf{if}\;dY.v \leq 300:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_3 \geq {t\_0}^{2}:\\
\;\;\;\;t\_7\\
\mathbf{else}:\\
\;\;\;\;t\_6\\
\end{array}\\
\mathbf{elif}\;t\_3 \geq {t\_4}^{2}:\\
\;\;\;\;t\_7\\
\mathbf{else}:\\
\;\;\;\;t\_6\\
\end{array}
\end{array}
if dY.v < 300Initial program 74.7%
Simplified74.9%
pow274.9%
Applied egg-rr74.9%
Taylor expanded in w around 0 74.9%
Simplified74.9%
Taylor expanded in dY.u around inf 67.3%
*-commutative67.3%
unpow267.3%
unpow267.3%
swap-sqr67.3%
unpow267.3%
Simplified67.3%
if 300 < dY.v Initial program 72.1%
Simplified72.1%
pow272.1%
Applied egg-rr72.1%
Taylor expanded in w around 0 72.1%
Simplified72.1%
Taylor expanded in dY.u around 0 70.5%
*-commutative70.5%
unpow270.5%
unpow270.5%
swap-sqr70.5%
unpow270.5%
Simplified70.5%
Final simplification68.0%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dY.v))
(t_1 (* dX.u (floor w)))
(t_2 (* dX.v (floor h)))
(t_3 (* (floor w) dY.u))
(t_4
(sqrt
(fmax
(fma t_1 t_1 (* t_2 t_2))
(fma t_3 t_3 (* (floor h) (* dY.v t_0))))))
(t_5 (/ t_1 t_4))
(t_6 (pow t_0 2.0))
(t_7 (* t_3 (/ 1.0 t_4))))
(if (<= dX.u 1.99999996490334e-14)
(if (>= (pow t_2 2.0) t_6) t_5 t_7)
(if (>= (pow t_1 2.0) t_6) t_5 t_7))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dY_46_v;
float t_1 = dX_46_u * floorf(w);
float t_2 = dX_46_v * floorf(h);
float t_3 = floorf(w) * dY_46_u;
float t_4 = sqrtf(fmaxf(fmaf(t_1, t_1, (t_2 * t_2)), fmaf(t_3, t_3, (floorf(h) * (dY_46_v * t_0)))));
float t_5 = t_1 / t_4;
float t_6 = powf(t_0, 2.0f);
float t_7 = t_3 * (1.0f / t_4);
float tmp_1;
if (dX_46_u <= 1.99999996490334e-14f) {
float tmp_2;
if (powf(t_2, 2.0f) >= t_6) {
tmp_2 = t_5;
} else {
tmp_2 = t_7;
}
tmp_1 = tmp_2;
} else if (powf(t_1, 2.0f) >= t_6) {
tmp_1 = t_5;
} else {
tmp_1 = t_7;
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dY_46_v) t_1 = Float32(dX_46_u * floor(w)) t_2 = Float32(dX_46_v * floor(h)) t_3 = Float32(floor(w) * dY_46_u) t_4 = sqrt(((fma(t_1, t_1, Float32(t_2 * t_2)) != fma(t_1, t_1, Float32(t_2 * t_2))) ? fma(t_3, t_3, Float32(floor(h) * Float32(dY_46_v * t_0))) : ((fma(t_3, t_3, Float32(floor(h) * Float32(dY_46_v * t_0))) != fma(t_3, t_3, Float32(floor(h) * Float32(dY_46_v * t_0)))) ? fma(t_1, t_1, Float32(t_2 * t_2)) : max(fma(t_1, t_1, Float32(t_2 * t_2)), fma(t_3, t_3, Float32(floor(h) * Float32(dY_46_v * t_0))))))) t_5 = Float32(t_1 / t_4) t_6 = t_0 ^ Float32(2.0) t_7 = Float32(t_3 * Float32(Float32(1.0) / t_4)) tmp_1 = Float32(0.0) if (dX_46_u <= Float32(1.99999996490334e-14)) tmp_2 = Float32(0.0) if ((t_2 ^ Float32(2.0)) >= t_6) tmp_2 = t_5; else tmp_2 = t_7; end tmp_1 = tmp_2; elseif ((t_1 ^ Float32(2.0)) >= t_6) tmp_1 = t_5; else tmp_1 = t_7; end return tmp_1 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_1 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_2 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_3 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_4 := \sqrt{\mathsf{max}\left(\mathsf{fma}\left(t\_1, t\_1, t\_2 \cdot t\_2\right), \mathsf{fma}\left(t\_3, t\_3, \left\lfloorh\right\rfloor \cdot \left(dY.v \cdot t\_0\right)\right)\right)}\\
t_5 := \frac{t\_1}{t\_4}\\
t_6 := {t\_0}^{2}\\
t_7 := t\_3 \cdot \frac{1}{t\_4}\\
\mathbf{if}\;dX.u \leq 1.99999996490334 \cdot 10^{-14}:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{t\_2}^{2} \geq t\_6:\\
\;\;\;\;t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}\\
\mathbf{elif}\;{t\_1}^{2} \geq t\_6:\\
\;\;\;\;t\_5\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}
\end{array}
if dX.u < 1.99999996e-14Initial program 74.7%
Simplified74.9%
pow274.9%
Applied egg-rr74.9%
Taylor expanded in w around 0 74.9%
Simplified74.9%
Taylor expanded in dY.u around 0 63.5%
*-commutative63.5%
unpow263.5%
unpow263.5%
swap-sqr63.5%
unpow263.5%
Simplified63.5%
Taylor expanded in dX.u around 0 64.1%
*-commutative64.1%
unpow264.1%
unpow264.1%
swap-sqr64.1%
unpow264.1%
*-commutative64.1%
Simplified64.1%
if 1.99999996e-14 < dX.u Initial program 73.0%
Simplified73.2%
pow273.2%
Applied egg-rr73.2%
Taylor expanded in w around 0 73.2%
Simplified73.2%
Taylor expanded in dY.u around 0 63.3%
*-commutative63.3%
unpow263.3%
unpow263.3%
swap-sqr63.3%
unpow263.3%
Simplified63.3%
Taylor expanded in dX.u around inf 64.2%
unpow264.2%
unpow264.2%
swap-sqr64.2%
unpow264.2%
Simplified64.2%
Final simplification64.1%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dY.v))
(t_1 (* dX.v (floor h)))
(t_2 (* dX.u (floor w)))
(t_3 (* (floor w) dY.u))
(t_4
(sqrt
(fmax
(fma t_2 t_2 (* t_1 t_1))
(fma t_3 t_3 (* (floor h) (* dY.v t_0)))))))
(if (>= (pow t_2 2.0) (pow t_0 2.0)) (/ t_2 t_4) (* t_3 (/ 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) * dY_46_v;
float t_1 = dX_46_v * floorf(h);
float t_2 = dX_46_u * floorf(w);
float t_3 = floorf(w) * dY_46_u;
float t_4 = sqrtf(fmaxf(fmaf(t_2, t_2, (t_1 * t_1)), fmaf(t_3, t_3, (floorf(h) * (dY_46_v * t_0)))));
float tmp;
if (powf(t_2, 2.0f) >= powf(t_0, 2.0f)) {
tmp = t_2 / t_4;
} else {
tmp = t_3 * (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) * dY_46_v) t_1 = Float32(dX_46_v * floor(h)) t_2 = Float32(dX_46_u * floor(w)) t_3 = Float32(floor(w) * dY_46_u) t_4 = sqrt(((fma(t_2, t_2, Float32(t_1 * t_1)) != fma(t_2, t_2, Float32(t_1 * t_1))) ? fma(t_3, t_3, Float32(floor(h) * Float32(dY_46_v * t_0))) : ((fma(t_3, t_3, Float32(floor(h) * Float32(dY_46_v * t_0))) != fma(t_3, t_3, Float32(floor(h) * Float32(dY_46_v * t_0)))) ? fma(t_2, t_2, Float32(t_1 * t_1)) : max(fma(t_2, t_2, Float32(t_1 * t_1)), fma(t_3, t_3, Float32(floor(h) * Float32(dY_46_v * t_0))))))) tmp = Float32(0.0) if ((t_2 ^ Float32(2.0)) >= (t_0 ^ Float32(2.0))) tmp = Float32(t_2 / t_4); else tmp = Float32(t_3 * Float32(Float32(1.0) / t_4)); end return tmp end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloorh\right\rfloor \cdot dY.v\\
t_1 := dX.v \cdot \left\lfloorh\right\rfloor\\
t_2 := dX.u \cdot \left\lfloorw\right\rfloor\\
t_3 := \left\lfloorw\right\rfloor \cdot dY.u\\
t_4 := \sqrt{\mathsf{max}\left(\mathsf{fma}\left(t\_2, t\_2, t\_1 \cdot t\_1\right), \mathsf{fma}\left(t\_3, t\_3, \left\lfloorh\right\rfloor \cdot \left(dY.v \cdot t\_0\right)\right)\right)}\\
\mathbf{if}\;{t\_2}^{2} \geq {t\_0}^{2}:\\
\;\;\;\;\frac{t\_2}{t\_4}\\
\mathbf{else}:\\
\;\;\;\;t\_3 \cdot \frac{1}{t\_4}\\
\end{array}
\end{array}
Initial program 74.1%
Simplified74.2%
pow274.2%
Applied egg-rr74.2%
Taylor expanded in w around 0 74.2%
Simplified74.2%
Taylor expanded in dY.u around 0 63.4%
*-commutative63.4%
unpow263.4%
unpow263.4%
swap-sqr63.4%
unpow263.4%
Simplified63.4%
Taylor expanded in dX.u around inf 57.9%
unpow257.9%
unpow257.9%
swap-sqr57.9%
unpow257.9%
Simplified57.9%
Final simplification57.9%
herbie shell --seed 2024039
(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))))