
(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 12 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 (* dX.u (floor w)))
(t_1 (* dY.v (floor h)))
(t_2 (* dX.v (floor h)))
(t_3 (+ (* t_2 t_2) (* t_0 t_0)))
(t_4 (* dY.u (floor w)))
(t_5 (+ (* t_1 t_1) (* t_4 t_4))))
(if (>= t_3 t_5)
(* (/ 1.0 (sqrt (fmax t_3 t_5))) t_0)
(/
(/ (* (- dY.u) (floor w)) -1.0)
(sqrt
(fmax
(+ (pow t_0 2.0) (pow t_2 2.0))
(+ (pow t_4 2.0) (pow t_1 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 = dY_46_v * floorf(h);
float t_2 = dX_46_v * floorf(h);
float t_3 = (t_2 * t_2) + (t_0 * t_0);
float t_4 = dY_46_u * floorf(w);
float t_5 = (t_1 * t_1) + (t_4 * t_4);
float tmp;
if (t_3 >= t_5) {
tmp = (1.0f / sqrtf(fmaxf(t_3, t_5))) * t_0;
} else {
tmp = ((-dY_46_u * floorf(w)) / -1.0f) / sqrtf(fmaxf((powf(t_0, 2.0f) + powf(t_2, 2.0f)), (powf(t_4, 2.0f) + powf(t_1, 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_u * floor(w)) t_1 = Float32(dY_46_v * floor(h)) t_2 = Float32(dX_46_v * floor(h)) t_3 = Float32(Float32(t_2 * t_2) + Float32(t_0 * t_0)) t_4 = Float32(dY_46_u * floor(w)) t_5 = Float32(Float32(t_1 * t_1) + Float32(t_4 * t_4)) tmp = Float32(0.0) if (t_3 >= t_5) tmp = Float32(Float32(Float32(1.0) / sqrt(((t_3 != t_3) ? t_5 : ((t_5 != t_5) ? t_3 : max(t_3, t_5))))) * t_0); else tmp = Float32(Float32(Float32(Float32(-dY_46_u) * floor(w)) / Float32(-1.0)) / sqrt(((Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) != Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0)))) ? Float32((t_4 ^ Float32(2.0)) + (t_1 ^ Float32(2.0))) : ((Float32((t_4 ^ Float32(2.0)) + (t_1 ^ Float32(2.0))) != Float32((t_4 ^ Float32(2.0)) + (t_1 ^ Float32(2.0)))) ? Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) : max(Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0))), Float32((t_4 ^ Float32(2.0)) + (t_1 ^ 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_u * floor(w); t_1 = dY_46_v * floor(h); t_2 = dX_46_v * floor(h); t_3 = (t_2 * t_2) + (t_0 * t_0); t_4 = dY_46_u * floor(w); t_5 = (t_1 * t_1) + (t_4 * t_4); tmp = single(0.0); if (t_3 >= t_5) tmp = (single(1.0) / sqrt(max(t_3, t_5))) * t_0; else tmp = ((-dY_46_u * floor(w)) / single(-1.0)) / sqrt(max(((t_0 ^ single(2.0)) + (t_2 ^ single(2.0))), ((t_4 ^ single(2.0)) + (t_1 ^ single(2.0))))); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_1 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_2 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_3 := t\_2 \cdot t\_2 + t\_0 \cdot t\_0\\
t_4 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_5 := t\_1 \cdot t\_1 + t\_4 \cdot t\_4\\
\mathbf{if}\;t\_3 \geq t\_5:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_5\right)}} \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;\frac{\frac{\left(-dY.u\right) \cdot \left\lfloor w\right\rfloor }{-1}}{\sqrt{\mathsf{max}\left({t\_0}^{2} + {t\_2}^{2}, {t\_4}^{2} + {t\_1}^{2}\right)}}\\
\end{array}
\end{array}
Initial program 74.6%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
frac-2negN/A
Applied rewrites74.7%
Final simplification74.7%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.u (floor w)))
(t_1 (* dY.v (floor h)))
(t_2 (* dX.v (floor h)))
(t_3 (+ (* t_2 t_2) (* t_0 t_0)))
(t_4 (* dY.u (floor w)))
(t_5 (+ (* t_1 t_1) (* t_4 t_4))))
(if (>= t_3 t_5)
(* (/ 1.0 (sqrt (fmax t_3 t_5))) t_0)
(/
1.0
(/
(sqrt
(fmax (+ (pow t_0 2.0) (pow t_2 2.0)) (+ (pow t_4 2.0) (pow t_1 2.0))))
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 = dX_46_u * floorf(w);
float t_1 = dY_46_v * floorf(h);
float t_2 = dX_46_v * floorf(h);
float t_3 = (t_2 * t_2) + (t_0 * t_0);
float t_4 = dY_46_u * floorf(w);
float t_5 = (t_1 * t_1) + (t_4 * t_4);
float tmp;
if (t_3 >= t_5) {
tmp = (1.0f / sqrtf(fmaxf(t_3, t_5))) * t_0;
} else {
tmp = 1.0f / (sqrtf(fmaxf((powf(t_0, 2.0f) + powf(t_2, 2.0f)), (powf(t_4, 2.0f) + powf(t_1, 2.0f)))) / t_4);
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_u * floor(w)) t_1 = Float32(dY_46_v * floor(h)) t_2 = Float32(dX_46_v * floor(h)) t_3 = Float32(Float32(t_2 * t_2) + Float32(t_0 * t_0)) t_4 = Float32(dY_46_u * floor(w)) t_5 = Float32(Float32(t_1 * t_1) + Float32(t_4 * t_4)) tmp = Float32(0.0) if (t_3 >= t_5) tmp = Float32(Float32(Float32(1.0) / sqrt(((t_3 != t_3) ? t_5 : ((t_5 != t_5) ? t_3 : max(t_3, t_5))))) * t_0); else tmp = Float32(Float32(1.0) / Float32(sqrt(((Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) != Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0)))) ? Float32((t_4 ^ Float32(2.0)) + (t_1 ^ Float32(2.0))) : ((Float32((t_4 ^ Float32(2.0)) + (t_1 ^ Float32(2.0))) != Float32((t_4 ^ Float32(2.0)) + (t_1 ^ Float32(2.0)))) ? Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) : max(Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0))), Float32((t_4 ^ Float32(2.0)) + (t_1 ^ Float32(2.0))))))) / 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 = dX_46_u * floor(w); t_1 = dY_46_v * floor(h); t_2 = dX_46_v * floor(h); t_3 = (t_2 * t_2) + (t_0 * t_0); t_4 = dY_46_u * floor(w); t_5 = (t_1 * t_1) + (t_4 * t_4); tmp = single(0.0); if (t_3 >= t_5) tmp = (single(1.0) / sqrt(max(t_3, t_5))) * t_0; else tmp = single(1.0) / (sqrt(max(((t_0 ^ single(2.0)) + (t_2 ^ single(2.0))), ((t_4 ^ single(2.0)) + (t_1 ^ single(2.0))))) / t_4); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_1 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_2 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_3 := t\_2 \cdot t\_2 + t\_0 \cdot t\_0\\
t_4 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_5 := t\_1 \cdot t\_1 + t\_4 \cdot t\_4\\
\mathbf{if}\;t\_3 \geq t\_5:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_5\right)}} \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\frac{\sqrt{\mathsf{max}\left({t\_0}^{2} + {t\_2}^{2}, {t\_4}^{2} + {t\_1}^{2}\right)}}{t\_4}}\\
\end{array}
\end{array}
Initial program 74.6%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
clear-numN/A
lower-/.f32N/A
Applied rewrites74.7%
Final simplification74.7%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.u (floor w)))
(t_1 (* dY.v (floor h)))
(t_2 (* dX.v (floor h)))
(t_3 (+ (* t_2 t_2) (* t_0 t_0)))
(t_4 (* dY.u (floor w)))
(t_5 (+ (* t_1 t_1) (* t_4 t_4))))
(if (>= t_3 t_5)
(* (/ 1.0 (sqrt (fmax t_3 t_5))) t_0)
(*
(/
dY.u
(sqrt
(fmax
(+ (pow t_0 2.0) (pow t_2 2.0))
(+ (pow t_4 2.0) (pow t_1 2.0)))))
(floor w)))))
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 = dY_46_v * floorf(h);
float t_2 = dX_46_v * floorf(h);
float t_3 = (t_2 * t_2) + (t_0 * t_0);
float t_4 = dY_46_u * floorf(w);
float t_5 = (t_1 * t_1) + (t_4 * t_4);
float tmp;
if (t_3 >= t_5) {
tmp = (1.0f / sqrtf(fmaxf(t_3, t_5))) * t_0;
} else {
tmp = (dY_46_u / sqrtf(fmaxf((powf(t_0, 2.0f) + powf(t_2, 2.0f)), (powf(t_4, 2.0f) + powf(t_1, 2.0f))))) * floorf(w);
}
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(dY_46_v * floor(h)) t_2 = Float32(dX_46_v * floor(h)) t_3 = Float32(Float32(t_2 * t_2) + Float32(t_0 * t_0)) t_4 = Float32(dY_46_u * floor(w)) t_5 = Float32(Float32(t_1 * t_1) + Float32(t_4 * t_4)) tmp = Float32(0.0) if (t_3 >= t_5) tmp = Float32(Float32(Float32(1.0) / sqrt(((t_3 != t_3) ? t_5 : ((t_5 != t_5) ? t_3 : max(t_3, t_5))))) * t_0); else tmp = Float32(Float32(dY_46_u / sqrt(((Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) != Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0)))) ? Float32((t_4 ^ Float32(2.0)) + (t_1 ^ Float32(2.0))) : ((Float32((t_4 ^ Float32(2.0)) + (t_1 ^ Float32(2.0))) != Float32((t_4 ^ Float32(2.0)) + (t_1 ^ Float32(2.0)))) ? Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) : max(Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0))), Float32((t_4 ^ Float32(2.0)) + (t_1 ^ Float32(2.0)))))))) * floor(w)); 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 = dY_46_v * floor(h); t_2 = dX_46_v * floor(h); t_3 = (t_2 * t_2) + (t_0 * t_0); t_4 = dY_46_u * floor(w); t_5 = (t_1 * t_1) + (t_4 * t_4); tmp = single(0.0); if (t_3 >= t_5) tmp = (single(1.0) / sqrt(max(t_3, t_5))) * t_0; else tmp = (dY_46_u / sqrt(max(((t_0 ^ single(2.0)) + (t_2 ^ single(2.0))), ((t_4 ^ single(2.0)) + (t_1 ^ single(2.0)))))) * floor(w); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_1 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_2 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_3 := t\_2 \cdot t\_2 + t\_0 \cdot t\_0\\
t_4 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_5 := t\_1 \cdot t\_1 + t\_4 \cdot t\_4\\
\mathbf{if}\;t\_3 \geq t\_5:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_5\right)}} \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;\frac{dY.u}{\sqrt{\mathsf{max}\left({t\_0}^{2} + {t\_2}^{2}, {t\_4}^{2} + {t\_1}^{2}\right)}} \cdot \left\lfloor w\right\rfloor \\
\end{array}
\end{array}
Initial program 74.6%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
*-rgt-identityN/A
Applied rewrites74.6%
Final simplification74.6%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.v (floor h)))
(t_1 (* dY.v (floor h)))
(t_2 (* dY.u (floor w)))
(t_3 (+ (* t_1 t_1) (* t_2 t_2)))
(t_4 (* dX.u (floor w)))
(t_5 (/ 1.0 (sqrt (fmax (+ (* t_0 t_0) (* t_4 t_4)) t_3)))))
(if (>= (+ (pow t_4 2.0) (pow t_0 2.0)) t_3) (* t_5 t_4) (* t_5 t_2))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = dX_46_v * floorf(h);
float t_1 = dY_46_v * floorf(h);
float t_2 = dY_46_u * floorf(w);
float t_3 = (t_1 * t_1) + (t_2 * t_2);
float t_4 = dX_46_u * floorf(w);
float t_5 = 1.0f / sqrtf(fmaxf(((t_0 * t_0) + (t_4 * t_4)), t_3));
float tmp;
if ((powf(t_4, 2.0f) + powf(t_0, 2.0f)) >= t_3) {
tmp = t_5 * t_4;
} else {
tmp = t_5 * t_2;
}
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(dY_46_v * floor(h)) t_2 = Float32(dY_46_u * floor(w)) t_3 = Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) t_4 = Float32(dX_46_u * floor(w)) t_5 = Float32(Float32(1.0) / sqrt(((Float32(Float32(t_0 * t_0) + Float32(t_4 * t_4)) != Float32(Float32(t_0 * t_0) + Float32(t_4 * t_4))) ? t_3 : ((t_3 != t_3) ? Float32(Float32(t_0 * t_0) + Float32(t_4 * t_4)) : max(Float32(Float32(t_0 * t_0) + Float32(t_4 * t_4)), t_3))))) tmp = Float32(0.0) if (Float32((t_4 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) >= t_3) tmp = Float32(t_5 * t_4); else tmp = Float32(t_5 * 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 = dX_46_v * floor(h); t_1 = dY_46_v * floor(h); t_2 = dY_46_u * floor(w); t_3 = (t_1 * t_1) + (t_2 * t_2); t_4 = dX_46_u * floor(w); t_5 = single(1.0) / sqrt(max(((t_0 * t_0) + (t_4 * t_4)), t_3)); tmp = single(0.0); if (((t_4 ^ single(2.0)) + (t_0 ^ single(2.0))) >= t_3) tmp = t_5 * t_4; else tmp = t_5 * t_2; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_1 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_2 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_3 := t\_1 \cdot t\_1 + t\_2 \cdot t\_2\\
t_4 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_5 := \frac{1}{\sqrt{\mathsf{max}\left(t\_0 \cdot t\_0 + t\_4 \cdot t\_4, t\_3\right)}}\\
\mathbf{if}\;{t\_4}^{2} + {t\_0}^{2} \geq t\_3:\\
\;\;\;\;t\_5 \cdot t\_4\\
\mathbf{else}:\\
\;\;\;\;t\_5 \cdot t\_2\\
\end{array}
\end{array}
Initial program 74.6%
lift-+.f32N/A
+-commutativeN/A
lower-+.f3274.6
lift-*.f32N/A
pow2N/A
lower-pow.f3274.6
lift-*.f32N/A
*-commutativeN/A
lower-*.f3274.6
lift-*.f32N/A
pow2N/A
lower-pow.f3274.6
lift-*.f32N/A
*-commutativeN/A
lower-*.f3274.6
Applied rewrites74.6%
Final simplification74.6%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dY.v (floor h)))
(t_1 (* dX.u (floor w)))
(t_2 (* dY.u (floor w)))
(t_3 (+ (* t_0 t_0) (* t_2 t_2)))
(t_4 (pow t_2 2.0))
(t_5 (pow (floor h) 2.0))
(t_6 (* dX.v (floor h)))
(t_7 (+ (pow t_1 2.0) (pow t_6 2.0)))
(t_8 (+ (* t_6 t_6) (* t_1 t_1)))
(t_9 (/ 1.0 (sqrt (fmax t_8 t_3)))))
(if (<= dX.v 0.004999999888241291)
(if (>= t_8 (* (* t_5 dY.v) dY.v))
(* (/ 1.0 (pow (fmax t_7 (+ t_4 (exp (/ 0.0 0.0)))) 0.5)) t_1)
(* t_9 t_2))
(if (>= (* (* t_5 dX.v) dX.v) t_3)
(* t_9 t_1)
(/
(/ (- dY.u) (/ -1.0 (floor w)))
(sqrt (fmax t_7 (+ t_4 (pow t_0 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 = dY_46_v * floorf(h);
float t_1 = dX_46_u * floorf(w);
float t_2 = dY_46_u * floorf(w);
float t_3 = (t_0 * t_0) + (t_2 * t_2);
float t_4 = powf(t_2, 2.0f);
float t_5 = powf(floorf(h), 2.0f);
float t_6 = dX_46_v * floorf(h);
float t_7 = powf(t_1, 2.0f) + powf(t_6, 2.0f);
float t_8 = (t_6 * t_6) + (t_1 * t_1);
float t_9 = 1.0f / sqrtf(fmaxf(t_8, t_3));
float tmp_1;
if (dX_46_v <= 0.004999999888241291f) {
float tmp_2;
if (t_8 >= ((t_5 * dY_46_v) * dY_46_v)) {
tmp_2 = (1.0f / powf(fmaxf(t_7, (t_4 + expf((0.0f / 0.0f)))), 0.5f)) * t_1;
} else {
tmp_2 = t_9 * t_2;
}
tmp_1 = tmp_2;
} else if (((t_5 * dX_46_v) * dX_46_v) >= t_3) {
tmp_1 = t_9 * t_1;
} else {
tmp_1 = (-dY_46_u / (-1.0f / floorf(w))) / sqrtf(fmaxf(t_7, (t_4 + powf(t_0, 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(dY_46_v * floor(h)) t_1 = Float32(dX_46_u * floor(w)) t_2 = Float32(dY_46_u * floor(w)) t_3 = Float32(Float32(t_0 * t_0) + Float32(t_2 * t_2)) t_4 = t_2 ^ Float32(2.0) t_5 = floor(h) ^ Float32(2.0) t_6 = Float32(dX_46_v * floor(h)) t_7 = Float32((t_1 ^ Float32(2.0)) + (t_6 ^ Float32(2.0))) t_8 = Float32(Float32(t_6 * t_6) + Float32(t_1 * t_1)) t_9 = Float32(Float32(1.0) / sqrt(((t_8 != t_8) ? t_3 : ((t_3 != t_3) ? t_8 : max(t_8, t_3))))) tmp_1 = Float32(0.0) if (dX_46_v <= Float32(0.004999999888241291)) tmp_2 = Float32(0.0) if (t_8 >= Float32(Float32(t_5 * dY_46_v) * dY_46_v)) tmp_2 = Float32(Float32(Float32(1.0) / (((t_7 != t_7) ? Float32(t_4 + exp(Float32(Float32(0.0) / Float32(0.0)))) : ((Float32(t_4 + exp(Float32(Float32(0.0) / Float32(0.0)))) != Float32(t_4 + exp(Float32(Float32(0.0) / Float32(0.0))))) ? t_7 : max(t_7, Float32(t_4 + exp(Float32(Float32(0.0) / Float32(0.0))))))) ^ Float32(0.5))) * t_1); else tmp_2 = Float32(t_9 * t_2); end tmp_1 = tmp_2; elseif (Float32(Float32(t_5 * dX_46_v) * dX_46_v) >= t_3) tmp_1 = Float32(t_9 * t_1); else tmp_1 = Float32(Float32(Float32(-dY_46_u) / Float32(Float32(-1.0) / floor(w))) / sqrt(((t_7 != t_7) ? Float32(t_4 + (t_0 ^ Float32(2.0))) : ((Float32(t_4 + (t_0 ^ Float32(2.0))) != Float32(t_4 + (t_0 ^ Float32(2.0)))) ? t_7 : max(t_7, Float32(t_4 + (t_0 ^ Float32(2.0)))))))); end return tmp_1 end
function tmp_4 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = dY_46_v * floor(h); t_1 = dX_46_u * floor(w); t_2 = dY_46_u * floor(w); t_3 = (t_0 * t_0) + (t_2 * t_2); t_4 = t_2 ^ single(2.0); t_5 = floor(h) ^ single(2.0); t_6 = dX_46_v * floor(h); t_7 = (t_1 ^ single(2.0)) + (t_6 ^ single(2.0)); t_8 = (t_6 * t_6) + (t_1 * t_1); t_9 = single(1.0) / sqrt(max(t_8, t_3)); tmp_2 = single(0.0); if (dX_46_v <= single(0.004999999888241291)) tmp_3 = single(0.0); if (t_8 >= ((t_5 * dY_46_v) * dY_46_v)) tmp_3 = (single(1.0) / (max(t_7, (t_4 + exp((single(0.0) / single(0.0))))) ^ single(0.5))) * t_1; else tmp_3 = t_9 * t_2; end tmp_2 = tmp_3; elseif (((t_5 * dX_46_v) * dX_46_v) >= t_3) tmp_2 = t_9 * t_1; else tmp_2 = (-dY_46_u / (single(-1.0) / floor(w))) / sqrt(max(t_7, (t_4 + (t_0 ^ single(2.0))))); end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_1 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_2 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_3 := t\_0 \cdot t\_0 + t\_2 \cdot t\_2\\
t_4 := {t\_2}^{2}\\
t_5 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_6 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_7 := {t\_1}^{2} + {t\_6}^{2}\\
t_8 := t\_6 \cdot t\_6 + t\_1 \cdot t\_1\\
t_9 := \frac{1}{\sqrt{\mathsf{max}\left(t\_8, t\_3\right)}}\\
\mathbf{if}\;dX.v \leq 0.004999999888241291:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_8 \geq \left(t\_5 \cdot dY.v\right) \cdot dY.v:\\
\;\;\;\;\frac{1}{{\left(\mathsf{max}\left(t\_7, t\_4 + e^{\frac{0}{0}}\right)\right)}^{0.5}} \cdot t\_1\\
\mathbf{else}:\\
\;\;\;\;t\_9 \cdot t\_2\\
\end{array}\\
\mathbf{elif}\;\left(t\_5 \cdot dX.v\right) \cdot dX.v \geq t\_3:\\
\;\;\;\;t\_9 \cdot t\_1\\
\mathbf{else}:\\
\;\;\;\;\frac{\frac{-dY.u}{\frac{-1}{\left\lfloor w\right\rfloor }}}{\sqrt{\mathsf{max}\left(t\_7, t\_4 + {t\_0}^{2}\right)}}\\
\end{array}
\end{array}
if dX.v < 0.00499999989Initial program 75.0%
Taylor expanded in dY.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3265.6
Applied rewrites65.6%
lift-sqrt.f32N/A
pow1/2N/A
lower-pow.f3265.6
Applied rewrites70.2%
if 0.00499999989 < dX.v Initial program 73.4%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
frac-2negN/A
Applied rewrites73.4%
lift-/.f32N/A
lift-*.f32N/A
associate-/l*N/A
clear-numN/A
un-div-invN/A
lower-/.f32N/A
lower-/.f3273.4
Applied rewrites73.4%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3272.0
Applied rewrites72.0%
Final simplification70.7%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dY.v (floor h)))
(t_1 (* dY.u (floor w)))
(t_2 (+ (* t_0 t_0) (* t_1 t_1)))
(t_3 (* dX.u (floor w)))
(t_4 (* (* (pow (floor h) 2.0) dX.v) dX.v))
(t_5 (* dX.v (floor h)))
(t_6 (* (/ 1.0 (sqrt (fmax (+ (* t_5 t_5) (* t_3 t_3)) t_2))) t_3)))
(if (<= dX.v 3.000000106112566e-7)
(if (>= t_4 (exp (/ 0.0 0.0))) t_6 (* (/ 1.0 (sqrt (fmax t_4 t_2))) t_1))
(if (>= t_4 t_2)
t_6
(/
(/ (- dY.u) (/ -1.0 (floor w)))
(sqrt
(fmax
(+ (pow t_3 2.0) (pow t_5 2.0))
(+ (pow t_1 2.0) (pow t_0 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 = dY_46_v * floorf(h);
float t_1 = dY_46_u * floorf(w);
float t_2 = (t_0 * t_0) + (t_1 * t_1);
float t_3 = dX_46_u * floorf(w);
float t_4 = (powf(floorf(h), 2.0f) * dX_46_v) * dX_46_v;
float t_5 = dX_46_v * floorf(h);
float t_6 = (1.0f / sqrtf(fmaxf(((t_5 * t_5) + (t_3 * t_3)), t_2))) * t_3;
float tmp_1;
if (dX_46_v <= 3.000000106112566e-7f) {
float tmp_2;
if (t_4 >= expf((0.0f / 0.0f))) {
tmp_2 = t_6;
} else {
tmp_2 = (1.0f / sqrtf(fmaxf(t_4, t_2))) * t_1;
}
tmp_1 = tmp_2;
} else if (t_4 >= t_2) {
tmp_1 = t_6;
} else {
tmp_1 = (-dY_46_u / (-1.0f / floorf(w))) / sqrtf(fmaxf((powf(t_3, 2.0f) + powf(t_5, 2.0f)), (powf(t_1, 2.0f) + powf(t_0, 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(dY_46_v * floor(h)) t_1 = Float32(dY_46_u * floor(w)) t_2 = Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) t_3 = Float32(dX_46_u * floor(w)) t_4 = Float32(Float32((floor(h) ^ Float32(2.0)) * dX_46_v) * dX_46_v) t_5 = Float32(dX_46_v * floor(h)) t_6 = Float32(Float32(Float32(1.0) / sqrt(((Float32(Float32(t_5 * t_5) + Float32(t_3 * t_3)) != Float32(Float32(t_5 * t_5) + Float32(t_3 * t_3))) ? t_2 : ((t_2 != t_2) ? Float32(Float32(t_5 * t_5) + Float32(t_3 * t_3)) : max(Float32(Float32(t_5 * t_5) + Float32(t_3 * t_3)), t_2))))) * t_3) tmp_1 = Float32(0.0) if (dX_46_v <= Float32(3.000000106112566e-7)) tmp_2 = Float32(0.0) if (t_4 >= exp(Float32(Float32(0.0) / Float32(0.0)))) tmp_2 = t_6; else tmp_2 = Float32(Float32(Float32(1.0) / sqrt(((t_4 != t_4) ? t_2 : ((t_2 != t_2) ? t_4 : max(t_4, t_2))))) * t_1); end tmp_1 = tmp_2; elseif (t_4 >= t_2) tmp_1 = t_6; else tmp_1 = Float32(Float32(Float32(-dY_46_u) / Float32(Float32(-1.0) / floor(w))) / sqrt(((Float32((t_3 ^ Float32(2.0)) + (t_5 ^ Float32(2.0))) != Float32((t_3 ^ Float32(2.0)) + (t_5 ^ Float32(2.0)))) ? Float32((t_1 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) : ((Float32((t_1 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) != Float32((t_1 ^ Float32(2.0)) + (t_0 ^ Float32(2.0)))) ? Float32((t_3 ^ Float32(2.0)) + (t_5 ^ Float32(2.0))) : max(Float32((t_3 ^ Float32(2.0)) + (t_5 ^ Float32(2.0))), Float32((t_1 ^ Float32(2.0)) + (t_0 ^ Float32(2.0)))))))); end return tmp_1 end
function tmp_4 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = dY_46_v * floor(h); t_1 = dY_46_u * floor(w); t_2 = (t_0 * t_0) + (t_1 * t_1); t_3 = dX_46_u * floor(w); t_4 = ((floor(h) ^ single(2.0)) * dX_46_v) * dX_46_v; t_5 = dX_46_v * floor(h); t_6 = (single(1.0) / sqrt(max(((t_5 * t_5) + (t_3 * t_3)), t_2))) * t_3; tmp_2 = single(0.0); if (dX_46_v <= single(3.000000106112566e-7)) tmp_3 = single(0.0); if (t_4 >= exp((single(0.0) / single(0.0)))) tmp_3 = t_6; else tmp_3 = (single(1.0) / sqrt(max(t_4, t_2))) * t_1; end tmp_2 = tmp_3; elseif (t_4 >= t_2) tmp_2 = t_6; else tmp_2 = (-dY_46_u / (single(-1.0) / floor(w))) / sqrt(max(((t_3 ^ single(2.0)) + (t_5 ^ single(2.0))), ((t_1 ^ single(2.0)) + (t_0 ^ single(2.0))))); end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_1 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_2 := t\_0 \cdot t\_0 + t\_1 \cdot t\_1\\
t_3 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_4 := \left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dX.v\right) \cdot dX.v\\
t_5 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_6 := \frac{1}{\sqrt{\mathsf{max}\left(t\_5 \cdot t\_5 + t\_3 \cdot t\_3, t\_2\right)}} \cdot t\_3\\
\mathbf{if}\;dX.v \leq 3.000000106112566 \cdot 10^{-7}:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_4 \geq e^{\frac{0}{0}}:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_4, t\_2\right)}} \cdot t\_1\\
\end{array}\\
\mathbf{elif}\;t\_4 \geq t\_2:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;\frac{\frac{-dY.u}{\frac{-1}{\left\lfloor w\right\rfloor }}}{\sqrt{\mathsf{max}\left({t\_3}^{2} + {t\_5}^{2}, {t\_1}^{2} + {t\_0}^{2}\right)}}\\
\end{array}
\end{array}
if dX.v < 3.0000001e-7Initial program 75.2%
Taylor expanded in dY.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3266.3
Applied rewrites66.3%
Applied rewrites47.9%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3247.9
Applied rewrites47.9%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3254.4
Applied rewrites54.4%
if 3.0000001e-7 < dX.v Initial program 73.2%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
frac-2negN/A
Applied rewrites73.2%
lift-/.f32N/A
lift-*.f32N/A
associate-/l*N/A
clear-numN/A
un-div-invN/A
lower-/.f32N/A
lower-/.f3273.2
Applied rewrites73.2%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3272.0
Applied rewrites72.0%
Final simplification59.9%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dY.v (floor h)))
(t_1 (* dY.u (floor w)))
(t_2 (+ (* t_0 t_0) (* t_1 t_1)))
(t_3 (* dX.u (floor w)))
(t_4 (* (* (pow (floor h) 2.0) dX.v) dX.v))
(t_5 (* dX.v (floor h)))
(t_6 (* (/ 1.0 (sqrt (fmax (+ (* t_5 t_5) (* t_3 t_3)) t_2))) t_3)))
(if (<= dX.v 3.000000106112566e-7)
(if (>= t_4 (exp (/ 0.0 0.0))) t_6 (* (/ 1.0 (sqrt (fmax t_4 t_2))) t_1))
(if (>= t_4 t_2)
t_6
(/
1.0
(/
(sqrt
(fmax
(+ (pow t_3 2.0) (pow t_5 2.0))
(+ (pow t_1 2.0) (pow t_0 2.0))))
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 = dY_46_v * floorf(h);
float t_1 = dY_46_u * floorf(w);
float t_2 = (t_0 * t_0) + (t_1 * t_1);
float t_3 = dX_46_u * floorf(w);
float t_4 = (powf(floorf(h), 2.0f) * dX_46_v) * dX_46_v;
float t_5 = dX_46_v * floorf(h);
float t_6 = (1.0f / sqrtf(fmaxf(((t_5 * t_5) + (t_3 * t_3)), t_2))) * t_3;
float tmp_1;
if (dX_46_v <= 3.000000106112566e-7f) {
float tmp_2;
if (t_4 >= expf((0.0f / 0.0f))) {
tmp_2 = t_6;
} else {
tmp_2 = (1.0f / sqrtf(fmaxf(t_4, t_2))) * t_1;
}
tmp_1 = tmp_2;
} else if (t_4 >= t_2) {
tmp_1 = t_6;
} else {
tmp_1 = 1.0f / (sqrtf(fmaxf((powf(t_3, 2.0f) + powf(t_5, 2.0f)), (powf(t_1, 2.0f) + powf(t_0, 2.0f)))) / t_1);
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dY_46_v * floor(h)) t_1 = Float32(dY_46_u * floor(w)) t_2 = Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) t_3 = Float32(dX_46_u * floor(w)) t_4 = Float32(Float32((floor(h) ^ Float32(2.0)) * dX_46_v) * dX_46_v) t_5 = Float32(dX_46_v * floor(h)) t_6 = Float32(Float32(Float32(1.0) / sqrt(((Float32(Float32(t_5 * t_5) + Float32(t_3 * t_3)) != Float32(Float32(t_5 * t_5) + Float32(t_3 * t_3))) ? t_2 : ((t_2 != t_2) ? Float32(Float32(t_5 * t_5) + Float32(t_3 * t_3)) : max(Float32(Float32(t_5 * t_5) + Float32(t_3 * t_3)), t_2))))) * t_3) tmp_1 = Float32(0.0) if (dX_46_v <= Float32(3.000000106112566e-7)) tmp_2 = Float32(0.0) if (t_4 >= exp(Float32(Float32(0.0) / Float32(0.0)))) tmp_2 = t_6; else tmp_2 = Float32(Float32(Float32(1.0) / sqrt(((t_4 != t_4) ? t_2 : ((t_2 != t_2) ? t_4 : max(t_4, t_2))))) * t_1); end tmp_1 = tmp_2; elseif (t_4 >= t_2) tmp_1 = t_6; else tmp_1 = Float32(Float32(1.0) / Float32(sqrt(((Float32((t_3 ^ Float32(2.0)) + (t_5 ^ Float32(2.0))) != Float32((t_3 ^ Float32(2.0)) + (t_5 ^ Float32(2.0)))) ? Float32((t_1 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) : ((Float32((t_1 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) != Float32((t_1 ^ Float32(2.0)) + (t_0 ^ Float32(2.0)))) ? Float32((t_3 ^ Float32(2.0)) + (t_5 ^ Float32(2.0))) : max(Float32((t_3 ^ Float32(2.0)) + (t_5 ^ Float32(2.0))), Float32((t_1 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))))))) / t_1)); end return tmp_1 end
function tmp_4 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = dY_46_v * floor(h); t_1 = dY_46_u * floor(w); t_2 = (t_0 * t_0) + (t_1 * t_1); t_3 = dX_46_u * floor(w); t_4 = ((floor(h) ^ single(2.0)) * dX_46_v) * dX_46_v; t_5 = dX_46_v * floor(h); t_6 = (single(1.0) / sqrt(max(((t_5 * t_5) + (t_3 * t_3)), t_2))) * t_3; tmp_2 = single(0.0); if (dX_46_v <= single(3.000000106112566e-7)) tmp_3 = single(0.0); if (t_4 >= exp((single(0.0) / single(0.0)))) tmp_3 = t_6; else tmp_3 = (single(1.0) / sqrt(max(t_4, t_2))) * t_1; end tmp_2 = tmp_3; elseif (t_4 >= t_2) tmp_2 = t_6; else tmp_2 = single(1.0) / (sqrt(max(((t_3 ^ single(2.0)) + (t_5 ^ single(2.0))), ((t_1 ^ single(2.0)) + (t_0 ^ single(2.0))))) / t_1); end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_1 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_2 := t\_0 \cdot t\_0 + t\_1 \cdot t\_1\\
t_3 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_4 := \left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dX.v\right) \cdot dX.v\\
t_5 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_6 := \frac{1}{\sqrt{\mathsf{max}\left(t\_5 \cdot t\_5 + t\_3 \cdot t\_3, t\_2\right)}} \cdot t\_3\\
\mathbf{if}\;dX.v \leq 3.000000106112566 \cdot 10^{-7}:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_4 \geq e^{\frac{0}{0}}:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_4, t\_2\right)}} \cdot t\_1\\
\end{array}\\
\mathbf{elif}\;t\_4 \geq t\_2:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\frac{\sqrt{\mathsf{max}\left({t\_3}^{2} + {t\_5}^{2}, {t\_1}^{2} + {t\_0}^{2}\right)}}{t\_1}}\\
\end{array}
\end{array}
if dX.v < 3.0000001e-7Initial program 75.2%
Taylor expanded in dY.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3266.3
Applied rewrites66.3%
Applied rewrites47.9%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3247.9
Applied rewrites47.9%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3254.4
Applied rewrites54.4%
if 3.0000001e-7 < dX.v Initial program 73.2%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
clear-numN/A
lower-/.f32N/A
Applied rewrites73.2%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3272.0
Applied rewrites72.0%
Final simplification59.9%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.u (floor w)))
(t_1 (* dY.v (floor h)))
(t_2 (* dX.v (floor h)))
(t_3 (pow t_1 2.0))
(t_4 (* dY.u (floor w)))
(t_5 (* t_2 t_2))
(t_6 (+ t_5 (* t_0 t_0)))
(t_7 (+ (* t_1 t_1) (* t_4 t_4)))
(t_8 (/ 1.0 (sqrt (fmax t_6 t_7)))))
(if (<= dY.u 200000000.0)
(if (>= t_6 t_3)
(/
(/ (* (- dX.u) (floor w)) -1.0)
(sqrt (fmax (+ (pow t_0 2.0) (pow t_2 2.0)) (+ (pow t_4 2.0) t_3))))
(* t_8 t_4))
(if (>= (* (* (pow (floor h) 2.0) dX.v) dX.v) (exp (/ 0.0 0.0)))
(* t_8 t_0)
(* (/ 1.0 (sqrt (fmax (fma t_0 t_0 t_5) t_7))) 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 = dX_46_u * floorf(w);
float t_1 = dY_46_v * floorf(h);
float t_2 = dX_46_v * floorf(h);
float t_3 = powf(t_1, 2.0f);
float t_4 = dY_46_u * floorf(w);
float t_5 = t_2 * t_2;
float t_6 = t_5 + (t_0 * t_0);
float t_7 = (t_1 * t_1) + (t_4 * t_4);
float t_8 = 1.0f / sqrtf(fmaxf(t_6, t_7));
float tmp_1;
if (dY_46_u <= 200000000.0f) {
float tmp_2;
if (t_6 >= t_3) {
tmp_2 = ((-dX_46_u * floorf(w)) / -1.0f) / sqrtf(fmaxf((powf(t_0, 2.0f) + powf(t_2, 2.0f)), (powf(t_4, 2.0f) + t_3)));
} else {
tmp_2 = t_8 * t_4;
}
tmp_1 = tmp_2;
} else if (((powf(floorf(h), 2.0f) * dX_46_v) * dX_46_v) >= expf((0.0f / 0.0f))) {
tmp_1 = t_8 * t_0;
} else {
tmp_1 = (1.0f / sqrtf(fmaxf(fmaf(t_0, t_0, t_5), t_7))) * t_4;
}
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(dY_46_v * floor(h)) t_2 = Float32(dX_46_v * floor(h)) t_3 = t_1 ^ Float32(2.0) t_4 = Float32(dY_46_u * floor(w)) t_5 = Float32(t_2 * t_2) t_6 = Float32(t_5 + Float32(t_0 * t_0)) t_7 = Float32(Float32(t_1 * t_1) + Float32(t_4 * t_4)) t_8 = Float32(Float32(1.0) / sqrt(((t_6 != t_6) ? t_7 : ((t_7 != t_7) ? t_6 : max(t_6, t_7))))) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(200000000.0)) tmp_2 = Float32(0.0) if (t_6 >= t_3) tmp_2 = Float32(Float32(Float32(Float32(-dX_46_u) * floor(w)) / Float32(-1.0)) / sqrt(((Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) != Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0)))) ? Float32((t_4 ^ Float32(2.0)) + t_3) : ((Float32((t_4 ^ Float32(2.0)) + t_3) != Float32((t_4 ^ Float32(2.0)) + t_3)) ? Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) : max(Float32((t_0 ^ Float32(2.0)) + (t_2 ^ Float32(2.0))), Float32((t_4 ^ Float32(2.0)) + t_3)))))); else tmp_2 = Float32(t_8 * t_4); end tmp_1 = tmp_2; elseif (Float32(Float32((floor(h) ^ Float32(2.0)) * dX_46_v) * dX_46_v) >= exp(Float32(Float32(0.0) / Float32(0.0)))) tmp_1 = Float32(t_8 * t_0); else tmp_1 = Float32(Float32(Float32(1.0) / sqrt(((fma(t_0, t_0, t_5) != fma(t_0, t_0, t_5)) ? t_7 : ((t_7 != t_7) ? fma(t_0, t_0, t_5) : max(fma(t_0, t_0, t_5), t_7))))) * t_4); end return tmp_1 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_1 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_2 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_3 := {t\_1}^{2}\\
t_4 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_5 := t\_2 \cdot t\_2\\
t_6 := t\_5 + t\_0 \cdot t\_0\\
t_7 := t\_1 \cdot t\_1 + t\_4 \cdot t\_4\\
t_8 := \frac{1}{\sqrt{\mathsf{max}\left(t\_6, t\_7\right)}}\\
\mathbf{if}\;dY.u \leq 200000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_6 \geq t\_3:\\
\;\;\;\;\frac{\frac{\left(-dX.u\right) \cdot \left\lfloor w\right\rfloor }{-1}}{\sqrt{\mathsf{max}\left({t\_0}^{2} + {t\_2}^{2}, {t\_4}^{2} + t\_3\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_8 \cdot t\_4\\
\end{array}\\
\mathbf{elif}\;\left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dX.v\right) \cdot dX.v \geq e^{\frac{0}{0}}:\\
\;\;\;\;t\_8 \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(\mathsf{fma}\left(t\_0, t\_0, t\_5\right), t\_7\right)}} \cdot t\_4\\
\end{array}
\end{array}
if dY.u < 2e8Initial program 76.2%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
frac-2negN/A
Applied rewrites76.3%
Taylor expanded in dY.u around 0
unpow2N/A
unpow2N/A
unswap-sqrN/A
unpow2N/A
lower-pow.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-floor.f3270.0
Applied rewrites70.0%
if 2e8 < dY.u Initial program 64.6%
Taylor expanded in dY.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3235.9
Applied rewrites35.9%
Applied rewrites56.8%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3256.8
Applied rewrites56.8%
lift-+.f32N/A
lift-*.f32N/A
lower-fma.f3259.4
Applied rewrites59.4%
Final simplification68.6%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.v (floor h)))
(t_1 (* dY.v (floor h)))
(t_2 (* dY.u (floor w)))
(t_3 (pow (floor h) 2.0))
(t_4 (* dX.u (floor w)))
(t_5 (* t_0 t_0))
(t_6 (+ (* t_1 t_1) (* t_2 t_2)))
(t_7 (/ 1.0 (sqrt (fmax (+ t_5 (* t_4 t_4)) t_6))))
(t_8 (* t_7 t_4)))
(if (<= dY.u 200000000.0)
(if (>= (+ (pow t_4 2.0) t_5) (* (* t_3 dY.v) dY.v)) t_8 (* t_7 t_2))
(if (>= (* (* t_3 dX.v) dX.v) (exp (/ 0.0 0.0)))
t_8
(* (/ 1.0 (sqrt (fmax (fma t_4 t_4 t_5) t_6))) 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 = dX_46_v * floorf(h);
float t_1 = dY_46_v * floorf(h);
float t_2 = dY_46_u * floorf(w);
float t_3 = powf(floorf(h), 2.0f);
float t_4 = dX_46_u * floorf(w);
float t_5 = t_0 * t_0;
float t_6 = (t_1 * t_1) + (t_2 * t_2);
float t_7 = 1.0f / sqrtf(fmaxf((t_5 + (t_4 * t_4)), t_6));
float t_8 = t_7 * t_4;
float tmp_1;
if (dY_46_u <= 200000000.0f) {
float tmp_2;
if ((powf(t_4, 2.0f) + t_5) >= ((t_3 * dY_46_v) * dY_46_v)) {
tmp_2 = t_8;
} else {
tmp_2 = t_7 * t_2;
}
tmp_1 = tmp_2;
} else if (((t_3 * dX_46_v) * dX_46_v) >= expf((0.0f / 0.0f))) {
tmp_1 = t_8;
} else {
tmp_1 = (1.0f / sqrtf(fmaxf(fmaf(t_4, t_4, t_5), t_6))) * t_2;
}
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(dY_46_v * floor(h)) t_2 = Float32(dY_46_u * floor(w)) t_3 = floor(h) ^ Float32(2.0) t_4 = Float32(dX_46_u * floor(w)) t_5 = Float32(t_0 * t_0) t_6 = Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) t_7 = Float32(Float32(1.0) / sqrt(((Float32(t_5 + Float32(t_4 * t_4)) != Float32(t_5 + Float32(t_4 * t_4))) ? t_6 : ((t_6 != t_6) ? Float32(t_5 + Float32(t_4 * t_4)) : max(Float32(t_5 + Float32(t_4 * t_4)), t_6))))) t_8 = Float32(t_7 * t_4) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(200000000.0)) tmp_2 = Float32(0.0) if (Float32((t_4 ^ Float32(2.0)) + t_5) >= Float32(Float32(t_3 * dY_46_v) * dY_46_v)) tmp_2 = t_8; else tmp_2 = Float32(t_7 * t_2); end tmp_1 = tmp_2; elseif (Float32(Float32(t_3 * dX_46_v) * dX_46_v) >= exp(Float32(Float32(0.0) / Float32(0.0)))) tmp_1 = t_8; else tmp_1 = Float32(Float32(Float32(1.0) / sqrt(((fma(t_4, t_4, t_5) != fma(t_4, t_4, t_5)) ? t_6 : ((t_6 != t_6) ? fma(t_4, t_4, t_5) : max(fma(t_4, t_4, t_5), t_6))))) * t_2); end return tmp_1 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_1 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_2 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_3 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_4 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_5 := t\_0 \cdot t\_0\\
t_6 := t\_1 \cdot t\_1 + t\_2 \cdot t\_2\\
t_7 := \frac{1}{\sqrt{\mathsf{max}\left(t\_5 + t\_4 \cdot t\_4, t\_6\right)}}\\
t_8 := t\_7 \cdot t\_4\\
\mathbf{if}\;dY.u \leq 200000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{t\_4}^{2} + t\_5 \geq \left(t\_3 \cdot dY.v\right) \cdot dY.v:\\
\;\;\;\;t\_8\\
\mathbf{else}:\\
\;\;\;\;t\_7 \cdot t\_2\\
\end{array}\\
\mathbf{elif}\;\left(t\_3 \cdot dX.v\right) \cdot dX.v \geq e^{\frac{0}{0}}:\\
\;\;\;\;t\_8\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(\mathsf{fma}\left(t\_4, t\_4, t\_5\right), t\_6\right)}} \cdot t\_2\\
\end{array}
\end{array}
if dY.u < 2e8Initial program 76.2%
Taylor expanded in dY.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3269.9
Applied rewrites69.9%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3269.9
Applied rewrites69.9%
if 2e8 < dY.u Initial program 64.6%
Taylor expanded in dY.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3235.9
Applied rewrites35.9%
Applied rewrites56.8%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3256.8
Applied rewrites56.8%
lift-+.f32N/A
lift-*.f32N/A
lower-fma.f3259.4
Applied rewrites59.4%
Final simplification68.5%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dY.v (floor h)))
(t_1 (* t_0 t_0))
(t_2 (* dY.u (floor w)))
(t_3 (+ t_1 (* t_2 t_2)))
(t_4 (* dX.v (floor h)))
(t_5 (pow (floor h) 2.0))
(t_6 (* (* t_5 dX.v) dX.v))
(t_7 (* dX.u (floor w)))
(t_8 (+ (* t_4 t_4) (* t_7 t_7)))
(t_9 (* (/ 1.0 (sqrt (fmax t_8 t_3))) t_7)))
(if (<= dX.v 3.000000106112566e-7)
(if (>= t_6 (exp (/ 0.0 0.0))) t_9 (* (/ 1.0 (sqrt (fmax t_6 t_3))) t_2))
(if (>= t_6 (* (* t_5 dY.v) dY.v))
t_9
(*
(/ 1.0 (sqrt (fmax t_8 (+ (* (* dY.u dY.u) (pow (floor w) 2.0)) t_1))))
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 = dY_46_v * floorf(h);
float t_1 = t_0 * t_0;
float t_2 = dY_46_u * floorf(w);
float t_3 = t_1 + (t_2 * t_2);
float t_4 = dX_46_v * floorf(h);
float t_5 = powf(floorf(h), 2.0f);
float t_6 = (t_5 * dX_46_v) * dX_46_v;
float t_7 = dX_46_u * floorf(w);
float t_8 = (t_4 * t_4) + (t_7 * t_7);
float t_9 = (1.0f / sqrtf(fmaxf(t_8, t_3))) * t_7;
float tmp_1;
if (dX_46_v <= 3.000000106112566e-7f) {
float tmp_2;
if (t_6 >= expf((0.0f / 0.0f))) {
tmp_2 = t_9;
} else {
tmp_2 = (1.0f / sqrtf(fmaxf(t_6, t_3))) * t_2;
}
tmp_1 = tmp_2;
} else if (t_6 >= ((t_5 * dY_46_v) * dY_46_v)) {
tmp_1 = t_9;
} else {
tmp_1 = (1.0f / sqrtf(fmaxf(t_8, (((dY_46_u * dY_46_u) * powf(floorf(w), 2.0f)) + t_1)))) * t_2;
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dY_46_v * floor(h)) t_1 = Float32(t_0 * t_0) t_2 = Float32(dY_46_u * floor(w)) t_3 = Float32(t_1 + Float32(t_2 * t_2)) t_4 = Float32(dX_46_v * floor(h)) t_5 = floor(h) ^ Float32(2.0) t_6 = Float32(Float32(t_5 * dX_46_v) * dX_46_v) t_7 = Float32(dX_46_u * floor(w)) t_8 = Float32(Float32(t_4 * t_4) + Float32(t_7 * t_7)) t_9 = Float32(Float32(Float32(1.0) / sqrt(((t_8 != t_8) ? t_3 : ((t_3 != t_3) ? t_8 : max(t_8, t_3))))) * t_7) tmp_1 = Float32(0.0) if (dX_46_v <= Float32(3.000000106112566e-7)) tmp_2 = Float32(0.0) if (t_6 >= exp(Float32(Float32(0.0) / Float32(0.0)))) tmp_2 = t_9; else tmp_2 = Float32(Float32(Float32(1.0) / sqrt(((t_6 != t_6) ? t_3 : ((t_3 != t_3) ? t_6 : max(t_6, t_3))))) * t_2); end tmp_1 = tmp_2; elseif (t_6 >= Float32(Float32(t_5 * dY_46_v) * dY_46_v)) tmp_1 = t_9; else tmp_1 = Float32(Float32(Float32(1.0) / sqrt(((t_8 != t_8) ? Float32(Float32(Float32(dY_46_u * dY_46_u) * (floor(w) ^ Float32(2.0))) + t_1) : ((Float32(Float32(Float32(dY_46_u * dY_46_u) * (floor(w) ^ Float32(2.0))) + t_1) != Float32(Float32(Float32(dY_46_u * dY_46_u) * (floor(w) ^ Float32(2.0))) + t_1)) ? t_8 : max(t_8, Float32(Float32(Float32(dY_46_u * dY_46_u) * (floor(w) ^ Float32(2.0))) + t_1)))))) * t_2); end return tmp_1 end
function tmp_4 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = dY_46_v * floor(h); t_1 = t_0 * t_0; t_2 = dY_46_u * floor(w); t_3 = t_1 + (t_2 * t_2); t_4 = dX_46_v * floor(h); t_5 = floor(h) ^ single(2.0); t_6 = (t_5 * dX_46_v) * dX_46_v; t_7 = dX_46_u * floor(w); t_8 = (t_4 * t_4) + (t_7 * t_7); t_9 = (single(1.0) / sqrt(max(t_8, t_3))) * t_7; tmp_2 = single(0.0); if (dX_46_v <= single(3.000000106112566e-7)) tmp_3 = single(0.0); if (t_6 >= exp((single(0.0) / single(0.0)))) tmp_3 = t_9; else tmp_3 = (single(1.0) / sqrt(max(t_6, t_3))) * t_2; end tmp_2 = tmp_3; elseif (t_6 >= ((t_5 * dY_46_v) * dY_46_v)) tmp_2 = t_9; else tmp_2 = (single(1.0) / sqrt(max(t_8, (((dY_46_u * dY_46_u) * (floor(w) ^ single(2.0))) + t_1)))) * t_2; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_1 := t\_0 \cdot t\_0\\
t_2 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_3 := t\_1 + t\_2 \cdot t\_2\\
t_4 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_5 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_6 := \left(t\_5 \cdot dX.v\right) \cdot dX.v\\
t_7 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_8 := t\_4 \cdot t\_4 + t\_7 \cdot t\_7\\
t_9 := \frac{1}{\sqrt{\mathsf{max}\left(t\_8, t\_3\right)}} \cdot t\_7\\
\mathbf{if}\;dX.v \leq 3.000000106112566 \cdot 10^{-7}:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_6 \geq e^{\frac{0}{0}}:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_6, t\_3\right)}} \cdot t\_2\\
\end{array}\\
\mathbf{elif}\;t\_6 \geq \left(t\_5 \cdot dY.v\right) \cdot dY.v:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_8, \left(dY.u \cdot dY.u\right) \cdot {\left(\left\lfloor w\right\rfloor \right)}^{2} + t\_1\right)}} \cdot t\_2\\
\end{array}
\end{array}
if dX.v < 3.0000001e-7Initial program 75.2%
Taylor expanded in dY.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3266.3
Applied rewrites66.3%
Applied rewrites47.9%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3247.9
Applied rewrites47.9%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3254.4
Applied rewrites54.4%
if 3.0000001e-7 < dX.v Initial program 73.2%
Taylor expanded in dY.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3263.1
Applied rewrites63.1%
lift-*.f32N/A
lift-*.f32N/A
remove-double-negN/A
lift-neg.f32N/A
distribute-rgt-neg-inN/A
distribute-lft-neg-inN/A
lift-*.f32N/A
remove-double-negN/A
lift-neg.f32N/A
distribute-rgt-neg-inN/A
distribute-lft-neg-inN/A
swap-sqrN/A
sqr-negN/A
pow2N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-*.f3263.1
Applied rewrites63.1%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3263.1
Applied rewrites63.1%
Final simplification57.1%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dY.v (floor h)))
(t_1 (* dY.u (floor w)))
(t_2 (+ (* t_0 t_0) (* t_1 t_1)))
(t_3 (* dX.v (floor h)))
(t_4 (* t_3 t_3))
(t_5 (* dX.u (floor w))))
(if (>= (* (* (pow (floor h) 2.0) dX.v) dX.v) (exp (/ 0.0 0.0)))
(* (/ 1.0 (sqrt (fmax (+ t_4 (* t_5 t_5)) t_2))) t_5)
(* (/ 1.0 (sqrt (fmax (fma t_5 t_5 t_4) t_2))) 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 = dY_46_v * floorf(h);
float t_1 = dY_46_u * floorf(w);
float t_2 = (t_0 * t_0) + (t_1 * t_1);
float t_3 = dX_46_v * floorf(h);
float t_4 = t_3 * t_3;
float t_5 = dX_46_u * floorf(w);
float tmp;
if (((powf(floorf(h), 2.0f) * dX_46_v) * dX_46_v) >= expf((0.0f / 0.0f))) {
tmp = (1.0f / sqrtf(fmaxf((t_4 + (t_5 * t_5)), t_2))) * t_5;
} else {
tmp = (1.0f / sqrtf(fmaxf(fmaf(t_5, t_5, t_4), t_2))) * t_1;
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dY_46_v * floor(h)) t_1 = Float32(dY_46_u * floor(w)) t_2 = Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) t_3 = Float32(dX_46_v * floor(h)) t_4 = Float32(t_3 * t_3) t_5 = Float32(dX_46_u * floor(w)) tmp = Float32(0.0) if (Float32(Float32((floor(h) ^ Float32(2.0)) * dX_46_v) * dX_46_v) >= exp(Float32(Float32(0.0) / Float32(0.0)))) tmp = Float32(Float32(Float32(1.0) / sqrt(((Float32(t_4 + Float32(t_5 * t_5)) != Float32(t_4 + Float32(t_5 * t_5))) ? t_2 : ((t_2 != t_2) ? Float32(t_4 + Float32(t_5 * t_5)) : max(Float32(t_4 + Float32(t_5 * t_5)), t_2))))) * t_5); else tmp = Float32(Float32(Float32(1.0) / sqrt(((fma(t_5, t_5, t_4) != fma(t_5, t_5, t_4)) ? t_2 : ((t_2 != t_2) ? fma(t_5, t_5, t_4) : max(fma(t_5, t_5, t_4), t_2))))) * t_1); end return tmp end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_1 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_2 := t\_0 \cdot t\_0 + t\_1 \cdot t\_1\\
t_3 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_4 := t\_3 \cdot t\_3\\
t_5 := dX.u \cdot \left\lfloor w\right\rfloor \\
\mathbf{if}\;\left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dX.v\right) \cdot dX.v \geq e^{\frac{0}{0}}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_4 + t\_5 \cdot t\_5, t\_2\right)}} \cdot t\_5\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(\mathsf{fma}\left(t\_5, t\_5, t\_4\right), t\_2\right)}} \cdot t\_1\\
\end{array}
\end{array}
Initial program 74.6%
Taylor expanded in dY.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3265.3
Applied rewrites65.3%
Applied rewrites43.7%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3243.7
Applied rewrites43.7%
lift-+.f32N/A
lift-*.f32N/A
lower-fma.f3248.2
Applied rewrites48.2%
Final simplification48.2%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dY.v (floor h)))
(t_1 (* dY.u (floor w)))
(t_2 (+ (* t_0 t_0) (* t_1 t_1)))
(t_3 (* (* (pow (floor h) 2.0) dX.v) dX.v))
(t_4 (* dX.v (floor h)))
(t_5 (* dX.u (floor w))))
(if (>= t_3 (exp (/ 0.0 0.0)))
(* (/ 1.0 (sqrt (fmax (+ (* t_4 t_4) (* t_5 t_5)) t_2))) t_5)
(* (/ 1.0 (sqrt (fmax t_3 t_2))) 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 = dY_46_v * floorf(h);
float t_1 = dY_46_u * floorf(w);
float t_2 = (t_0 * t_0) + (t_1 * t_1);
float t_3 = (powf(floorf(h), 2.0f) * dX_46_v) * dX_46_v;
float t_4 = dX_46_v * floorf(h);
float t_5 = dX_46_u * floorf(w);
float tmp;
if (t_3 >= expf((0.0f / 0.0f))) {
tmp = (1.0f / sqrtf(fmaxf(((t_4 * t_4) + (t_5 * t_5)), t_2))) * t_5;
} else {
tmp = (1.0f / sqrtf(fmaxf(t_3, t_2))) * t_1;
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dY_46_v * floor(h)) t_1 = Float32(dY_46_u * floor(w)) t_2 = Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) t_3 = Float32(Float32((floor(h) ^ Float32(2.0)) * dX_46_v) * dX_46_v) t_4 = Float32(dX_46_v * floor(h)) t_5 = Float32(dX_46_u * floor(w)) tmp = Float32(0.0) if (t_3 >= exp(Float32(Float32(0.0) / Float32(0.0)))) tmp = Float32(Float32(Float32(1.0) / sqrt(((Float32(Float32(t_4 * t_4) + Float32(t_5 * t_5)) != Float32(Float32(t_4 * t_4) + Float32(t_5 * t_5))) ? t_2 : ((t_2 != t_2) ? Float32(Float32(t_4 * t_4) + Float32(t_5 * t_5)) : max(Float32(Float32(t_4 * t_4) + Float32(t_5 * t_5)), t_2))))) * t_5); else tmp = Float32(Float32(Float32(1.0) / sqrt(((t_3 != t_3) ? t_2 : ((t_2 != t_2) ? t_3 : max(t_3, t_2))))) * 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 = dY_46_v * floor(h); t_1 = dY_46_u * floor(w); t_2 = (t_0 * t_0) + (t_1 * t_1); t_3 = ((floor(h) ^ single(2.0)) * dX_46_v) * dX_46_v; t_4 = dX_46_v * floor(h); t_5 = dX_46_u * floor(w); tmp = single(0.0); if (t_3 >= exp((single(0.0) / single(0.0)))) tmp = (single(1.0) / sqrt(max(((t_4 * t_4) + (t_5 * t_5)), t_2))) * t_5; else tmp = (single(1.0) / sqrt(max(t_3, t_2))) * t_1; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_1 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_2 := t\_0 \cdot t\_0 + t\_1 \cdot t\_1\\
t_3 := \left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dX.v\right) \cdot dX.v\\
t_4 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_5 := dX.u \cdot \left\lfloor w\right\rfloor \\
\mathbf{if}\;t\_3 \geq e^{\frac{0}{0}}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_4 \cdot t\_4 + t\_5 \cdot t\_5, t\_2\right)}} \cdot t\_5\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_2\right)}} \cdot t\_1\\
\end{array}
\end{array}
Initial program 74.6%
Taylor expanded in dY.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3265.3
Applied rewrites65.3%
Applied rewrites43.7%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3243.7
Applied rewrites43.7%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3248.2
Applied rewrites48.2%
Final simplification48.2%
herbie shell --seed 2024285
(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))))