
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor w) dX.u))
(t_3 (+ (* t_2 t_2) (* t_0 t_0)))
(t_4 (* (floor h) dY.v))
(t_5 (+ (* t_1 t_1) (* t_4 t_4)))
(t_6 (/ 1.0 (sqrt (fmax t_3 t_5)))))
(if (>= t_3 t_5) (* t_6 t_0) (* t_6 t_4))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(w) * dX_46_u;
float t_3 = (t_2 * t_2) + (t_0 * t_0);
float t_4 = floorf(h) * dY_46_v;
float t_5 = (t_1 * t_1) + (t_4 * t_4);
float t_6 = 1.0f / sqrtf(fmaxf(t_3, t_5));
float tmp;
if (t_3 >= t_5) {
tmp = t_6 * t_0;
} else {
tmp = t_6 * t_4;
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(w) * dX_46_u) t_3 = Float32(Float32(t_2 * t_2) + Float32(t_0 * t_0)) t_4 = Float32(floor(h) * dY_46_v) t_5 = Float32(Float32(t_1 * t_1) + Float32(t_4 * t_4)) t_6 = Float32(Float32(1.0) / sqrt(((t_3 != t_3) ? t_5 : ((t_5 != t_5) ? t_3 : max(t_3, t_5))))) tmp = Float32(0.0) if (t_3 >= t_5) tmp = Float32(t_6 * t_0); else tmp = Float32(t_6 * t_4); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = floor(w) * dY_46_u; t_2 = floor(w) * dX_46_u; t_3 = (t_2 * t_2) + (t_0 * t_0); t_4 = floor(h) * dY_46_v; t_5 = (t_1 * t_1) + (t_4 * t_4); t_6 = single(1.0) / sqrt(max(t_3, t_5)); tmp = single(0.0); if (t_3 >= t_5) tmp = t_6 * t_0; else tmp = t_6 * t_4; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_3 := t\_2 \cdot t\_2 + t\_0 \cdot t\_0\\
t_4 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_5 := t\_1 \cdot t\_1 + t\_4 \cdot t\_4\\
t_6 := \frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_5\right)}}\\
\mathbf{if}\;t\_3 \geq t\_5:\\
\;\;\;\;t\_6 \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;t\_6 \cdot t\_4\\
\end{array}
\end{array}
Sampling outcomes in binary32 precision:
Herbie found 10 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor w) dX.u))
(t_3 (+ (* t_2 t_2) (* t_0 t_0)))
(t_4 (* (floor h) dY.v))
(t_5 (+ (* t_1 t_1) (* t_4 t_4)))
(t_6 (/ 1.0 (sqrt (fmax t_3 t_5)))))
(if (>= t_3 t_5) (* t_6 t_0) (* t_6 t_4))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(w) * dX_46_u;
float t_3 = (t_2 * t_2) + (t_0 * t_0);
float t_4 = floorf(h) * dY_46_v;
float t_5 = (t_1 * t_1) + (t_4 * t_4);
float t_6 = 1.0f / sqrtf(fmaxf(t_3, t_5));
float tmp;
if (t_3 >= t_5) {
tmp = t_6 * t_0;
} else {
tmp = t_6 * t_4;
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(w) * dX_46_u) t_3 = Float32(Float32(t_2 * t_2) + Float32(t_0 * t_0)) t_4 = Float32(floor(h) * dY_46_v) t_5 = Float32(Float32(t_1 * t_1) + Float32(t_4 * t_4)) t_6 = Float32(Float32(1.0) / sqrt(((t_3 != t_3) ? t_5 : ((t_5 != t_5) ? t_3 : max(t_3, t_5))))) tmp = Float32(0.0) if (t_3 >= t_5) tmp = Float32(t_6 * t_0); else tmp = Float32(t_6 * t_4); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = floor(w) * dY_46_u; t_2 = floor(w) * dX_46_u; t_3 = (t_2 * t_2) + (t_0 * t_0); t_4 = floor(h) * dY_46_v; t_5 = (t_1 * t_1) + (t_4 * t_4); t_6 = single(1.0) / sqrt(max(t_3, t_5)); tmp = single(0.0); if (t_3 >= t_5) tmp = t_6 * t_0; else tmp = t_6 * t_4; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_3 := t\_2 \cdot t\_2 + t\_0 \cdot t\_0\\
t_4 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_5 := t\_1 \cdot t\_1 + t\_4 \cdot t\_4\\
t_6 := \frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_5\right)}}\\
\mathbf{if}\;t\_3 \geq t\_5:\\
\;\;\;\;t\_6 \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;t\_6 \cdot t\_4\\
\end{array}
\end{array}
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* 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)
(/
(/ (* (- dX.v) (floor h)) -1.0)
(sqrt
(fmax (+ (pow t_0 2.0) (pow t_2 2.0)) (+ (pow t_4 2.0) (pow t_1 2.0)))))
(* (/ 1.0 (sqrt (fmax t_3 t_5))) 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 = 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 = ((-dX_46_v * floorf(h)) / -1.0f) / sqrtf(fmaxf((powf(t_0, 2.0f) + powf(t_2, 2.0f)), (powf(t_4, 2.0f) + powf(t_1, 2.0f))));
} else {
tmp = (1.0f / sqrtf(fmaxf(t_3, t_5))) * t_1;
}
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(Float32(-dX_46_v) * floor(h)) / 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)))))))); else 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_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 = 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 = ((-dX_46_v * floor(h)) / 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))))); else tmp = (single(1.0) / sqrt(max(t_3, t_5))) * t_1; 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{\frac{\left(-dX.v\right) \cdot \left\lfloor h\right\rfloor }{-1}}{\sqrt{\mathsf{max}\left({t\_0}^{2} + {t\_2}^{2}, {t\_4}^{2} + {t\_1}^{2}\right)}}\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_5\right)}} \cdot t\_1\\
\end{array}
\end{array}
Initial program 71.2%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
frac-2negN/A
Applied rewrites71.3%
Final simplification71.3%
(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 (pow (floor h) 2.0))
(t_3 (* (* t_2 dX.v) dX.v))
(t_4 (* dY.u (floor w)))
(t_5 (* t_4 t_4))
(t_6 (+ (* t_1 t_1) t_5))
(t_7 (* dX.v (floor h)))
(t_8 (+ (* t_7 t_7) (* t_0 t_0)))
(t_9
(* (/ 1.0 (sqrt (fmax t_8 (+ (* (* t_1 dY.v) (floor h)) t_5)))) t_1))
(t_10 (/ 1.0 (sqrt (fmax t_8 t_6))))
(t_11 (* t_10 t_7))
(t_12 (if (>= t_3 (* (* t_2 dY.v) dY.v)) t_11 t_9))
(t_13 (if (>= t_8 t_6) t_11 (* t_10 t_1))))
(if (<= t_13 -9.999999960041972e-12)
t_12
(if (<= t_13 9.999999747378752e-6)
(if (>= t_3 (pow t_4 2.0)) t_11 t_9)
t_12))))
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 = powf(floorf(h), 2.0f);
float t_3 = (t_2 * dX_46_v) * dX_46_v;
float t_4 = dY_46_u * floorf(w);
float t_5 = t_4 * t_4;
float t_6 = (t_1 * t_1) + t_5;
float t_7 = dX_46_v * floorf(h);
float t_8 = (t_7 * t_7) + (t_0 * t_0);
float t_9 = (1.0f / sqrtf(fmaxf(t_8, (((t_1 * dY_46_v) * floorf(h)) + t_5)))) * t_1;
float t_10 = 1.0f / sqrtf(fmaxf(t_8, t_6));
float t_11 = t_10 * t_7;
float tmp;
if (t_3 >= ((t_2 * dY_46_v) * dY_46_v)) {
tmp = t_11;
} else {
tmp = t_9;
}
float t_12 = tmp;
float tmp_1;
if (t_8 >= t_6) {
tmp_1 = t_11;
} else {
tmp_1 = t_10 * t_1;
}
float t_13 = tmp_1;
float tmp_2;
if (t_13 <= -9.999999960041972e-12f) {
tmp_2 = t_12;
} else if (t_13 <= 9.999999747378752e-6f) {
float tmp_3;
if (t_3 >= powf(t_4, 2.0f)) {
tmp_3 = t_11;
} else {
tmp_3 = t_9;
}
tmp_2 = tmp_3;
} else {
tmp_2 = t_12;
}
return tmp_2;
}
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 = floor(h) ^ Float32(2.0) t_3 = Float32(Float32(t_2 * dX_46_v) * dX_46_v) t_4 = Float32(dY_46_u * floor(w)) t_5 = Float32(t_4 * t_4) t_6 = Float32(Float32(t_1 * t_1) + t_5) t_7 = Float32(dX_46_v * floor(h)) t_8 = Float32(Float32(t_7 * t_7) + Float32(t_0 * t_0)) t_9 = Float32(Float32(Float32(1.0) / sqrt(((t_8 != t_8) ? Float32(Float32(Float32(t_1 * dY_46_v) * floor(h)) + t_5) : ((Float32(Float32(Float32(t_1 * dY_46_v) * floor(h)) + t_5) != Float32(Float32(Float32(t_1 * dY_46_v) * floor(h)) + t_5)) ? t_8 : max(t_8, Float32(Float32(Float32(t_1 * dY_46_v) * floor(h)) + t_5)))))) * t_1) t_10 = Float32(Float32(1.0) / sqrt(((t_8 != t_8) ? t_6 : ((t_6 != t_6) ? t_8 : max(t_8, t_6))))) t_11 = Float32(t_10 * t_7) tmp = Float32(0.0) if (t_3 >= Float32(Float32(t_2 * dY_46_v) * dY_46_v)) tmp = t_11; else tmp = t_9; end t_12 = tmp tmp_1 = Float32(0.0) if (t_8 >= t_6) tmp_1 = t_11; else tmp_1 = Float32(t_10 * t_1); end t_13 = tmp_1 tmp_2 = Float32(0.0) if (t_13 <= Float32(-9.999999960041972e-12)) tmp_2 = t_12; elseif (t_13 <= Float32(9.999999747378752e-6)) tmp_3 = Float32(0.0) if (t_3 >= (t_4 ^ Float32(2.0))) tmp_3 = t_11; else tmp_3 = t_9; end tmp_2 = tmp_3; else tmp_2 = t_12; end return tmp_2 end
function tmp_5 = 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 = floor(h) ^ single(2.0); t_3 = (t_2 * dX_46_v) * dX_46_v; t_4 = dY_46_u * floor(w); t_5 = t_4 * t_4; t_6 = (t_1 * t_1) + t_5; t_7 = dX_46_v * floor(h); t_8 = (t_7 * t_7) + (t_0 * t_0); t_9 = (single(1.0) / sqrt(max(t_8, (((t_1 * dY_46_v) * floor(h)) + t_5)))) * t_1; t_10 = single(1.0) / sqrt(max(t_8, t_6)); t_11 = t_10 * t_7; tmp = single(0.0); if (t_3 >= ((t_2 * dY_46_v) * dY_46_v)) tmp = t_11; else tmp = t_9; end t_12 = tmp; tmp_2 = single(0.0); if (t_8 >= t_6) tmp_2 = t_11; else tmp_2 = t_10 * t_1; end t_13 = tmp_2; tmp_3 = single(0.0); if (t_13 <= single(-9.999999960041972e-12)) tmp_3 = t_12; elseif (t_13 <= single(9.999999747378752e-6)) tmp_4 = single(0.0); if (t_3 >= (t_4 ^ single(2.0))) tmp_4 = t_11; else tmp_4 = t_9; end tmp_3 = tmp_4; else tmp_3 = t_12; end tmp_5 = tmp_3; 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 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_3 := \left(t\_2 \cdot dX.v\right) \cdot dX.v\\
t_4 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_5 := t\_4 \cdot t\_4\\
t_6 := t\_1 \cdot t\_1 + t\_5\\
t_7 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_8 := t\_7 \cdot t\_7 + t\_0 \cdot t\_0\\
t_9 := \frac{1}{\sqrt{\mathsf{max}\left(t\_8, \left(t\_1 \cdot dY.v\right) \cdot \left\lfloor h\right\rfloor + t\_5\right)}} \cdot t\_1\\
t_10 := \frac{1}{\sqrt{\mathsf{max}\left(t\_8, t\_6\right)}}\\
t_11 := t\_10 \cdot t\_7\\
t_12 := \begin{array}{l}
\mathbf{if}\;t\_3 \geq \left(t\_2 \cdot dY.v\right) \cdot dY.v:\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_9\\
\end{array}\\
t_13 := \begin{array}{l}
\mathbf{if}\;t\_8 \geq t\_6:\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_10 \cdot t\_1\\
\end{array}\\
\mathbf{if}\;t\_13 \leq -9.999999960041972 \cdot 10^{-12}:\\
\;\;\;\;t\_12\\
\mathbf{elif}\;t\_13 \leq 9.999999747378752 \cdot 10^{-6}:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_3 \geq {t\_4}^{2}:\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_9\\
\end{array}\\
\mathbf{else}:\\
\;\;\;\;t\_12\\
\end{array}
\end{array}
if (if (>=.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dX.v)) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dY.v))) < -9.99999996e-12 or 9.99999975e-6 < (if (>=.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dX.v)) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dY.v))) Initial program 99.4%
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.f3297.1
Applied rewrites97.1%
lift-*.f32N/A
lift-*.f32N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
lift-*.f32N/A
associate-*r*N/A
lift-*.f32N/A
lower-*.f3297.0
Applied rewrites97.0%
Taylor expanded in dY.v around inf
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3298.6
Applied rewrites98.6%
if -9.99999996e-12 < (if (>=.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dX.v)) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dY.v))) < 9.99999975e-6Initial program 47.8%
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.f3233.1
Applied rewrites33.1%
lift-*.f32N/A
lift-*.f32N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
lift-*.f32N/A
associate-*r*N/A
lift-*.f32N/A
lower-*.f3233.1
Applied rewrites33.1%
Taylor expanded in dY.v around 0
unpow2N/A
unpow2N/A
unswap-sqrN/A
unpow2N/A
lower-pow.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-floor.f3238.0
Applied rewrites38.0%
Final simplification65.5%
(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 (pow (floor h) 2.0))
(t_3 (* (* t_2 dX.v) dX.v))
(t_4 (* dY.u (floor w)))
(t_5 (* t_4 t_4))
(t_6 (+ (* t_1 t_1) t_5))
(t_7 (* dX.v (floor h)))
(t_8 (+ (* t_7 t_7) (* t_0 t_0)))
(t_9 (/ 1.0 (sqrt (fmax t_8 t_6))))
(t_10 (* t_9 t_1))
(t_11 (* t_9 t_7)))
(if (<= (if (>= t_8 t_6) t_11 t_10) -9.999999960041972e-12)
(if (>= t_3 (* (* t_2 dY.v) dY.v))
t_11
(* (/ 1.0 (sqrt (fmax t_8 (+ (* (* t_1 dY.v) (floor h)) t_5)))) t_1))
(if (>= t_3 (+ (pow t_1 3.0) t_5)) t_11 t_10))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = dX_46_u * floorf(w);
float t_1 = dY_46_v * floorf(h);
float t_2 = powf(floorf(h), 2.0f);
float t_3 = (t_2 * dX_46_v) * dX_46_v;
float t_4 = dY_46_u * floorf(w);
float t_5 = t_4 * t_4;
float t_6 = (t_1 * t_1) + t_5;
float t_7 = dX_46_v * floorf(h);
float t_8 = (t_7 * t_7) + (t_0 * t_0);
float t_9 = 1.0f / sqrtf(fmaxf(t_8, t_6));
float t_10 = t_9 * t_1;
float t_11 = t_9 * t_7;
float tmp;
if (t_8 >= t_6) {
tmp = t_11;
} else {
tmp = t_10;
}
float tmp_2;
if (tmp <= -9.999999960041972e-12f) {
float tmp_3;
if (t_3 >= ((t_2 * dY_46_v) * dY_46_v)) {
tmp_3 = t_11;
} else {
tmp_3 = (1.0f / sqrtf(fmaxf(t_8, (((t_1 * dY_46_v) * floorf(h)) + t_5)))) * t_1;
}
tmp_2 = tmp_3;
} else if (t_3 >= (powf(t_1, 3.0f) + t_5)) {
tmp_2 = t_11;
} else {
tmp_2 = t_10;
}
return tmp_2;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_u * floor(w)) t_1 = Float32(dY_46_v * floor(h)) t_2 = floor(h) ^ Float32(2.0) t_3 = Float32(Float32(t_2 * dX_46_v) * dX_46_v) t_4 = Float32(dY_46_u * floor(w)) t_5 = Float32(t_4 * t_4) t_6 = Float32(Float32(t_1 * t_1) + t_5) t_7 = Float32(dX_46_v * floor(h)) t_8 = Float32(Float32(t_7 * t_7) + Float32(t_0 * t_0)) t_9 = Float32(Float32(1.0) / sqrt(((t_8 != t_8) ? t_6 : ((t_6 != t_6) ? t_8 : max(t_8, t_6))))) t_10 = Float32(t_9 * t_1) t_11 = Float32(t_9 * t_7) tmp = Float32(0.0) if (t_8 >= t_6) tmp = t_11; else tmp = t_10; end tmp_2 = Float32(0.0) if (tmp <= Float32(-9.999999960041972e-12)) tmp_3 = Float32(0.0) if (t_3 >= Float32(Float32(t_2 * dY_46_v) * dY_46_v)) tmp_3 = t_11; else tmp_3 = Float32(Float32(Float32(1.0) / sqrt(((t_8 != t_8) ? Float32(Float32(Float32(t_1 * dY_46_v) * floor(h)) + t_5) : ((Float32(Float32(Float32(t_1 * dY_46_v) * floor(h)) + t_5) != Float32(Float32(Float32(t_1 * dY_46_v) * floor(h)) + t_5)) ? t_8 : max(t_8, Float32(Float32(Float32(t_1 * dY_46_v) * floor(h)) + t_5)))))) * t_1); end tmp_2 = tmp_3; elseif (t_3 >= Float32((t_1 ^ Float32(3.0)) + t_5)) tmp_2 = t_11; else tmp_2 = t_10; end return tmp_2 end
function tmp_5 = 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 = floor(h) ^ single(2.0); t_3 = (t_2 * dX_46_v) * dX_46_v; t_4 = dY_46_u * floor(w); t_5 = t_4 * t_4; t_6 = (t_1 * t_1) + t_5; t_7 = dX_46_v * floor(h); t_8 = (t_7 * t_7) + (t_0 * t_0); t_9 = single(1.0) / sqrt(max(t_8, t_6)); t_10 = t_9 * t_1; t_11 = t_9 * t_7; tmp = single(0.0); if (t_8 >= t_6) tmp = t_11; else tmp = t_10; end tmp_3 = single(0.0); if (tmp <= single(-9.999999960041972e-12)) tmp_4 = single(0.0); if (t_3 >= ((t_2 * dY_46_v) * dY_46_v)) tmp_4 = t_11; else tmp_4 = (single(1.0) / sqrt(max(t_8, (((t_1 * dY_46_v) * floor(h)) + t_5)))) * t_1; end tmp_3 = tmp_4; elseif (t_3 >= ((t_1 ^ single(3.0)) + t_5)) tmp_3 = t_11; else tmp_3 = t_10; end tmp_5 = tmp_3; 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 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_3 := \left(t\_2 \cdot dX.v\right) \cdot dX.v\\
t_4 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_5 := t\_4 \cdot t\_4\\
t_6 := t\_1 \cdot t\_1 + t\_5\\
t_7 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_8 := t\_7 \cdot t\_7 + t\_0 \cdot t\_0\\
t_9 := \frac{1}{\sqrt{\mathsf{max}\left(t\_8, t\_6\right)}}\\
t_10 := t\_9 \cdot t\_1\\
t_11 := t\_9 \cdot t\_7\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_8 \geq t\_6:\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array} \leq -9.999999960041972 \cdot 10^{-12}:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_3 \geq \left(t\_2 \cdot dY.v\right) \cdot dY.v:\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_8, \left(t\_1 \cdot dY.v\right) \cdot \left\lfloor h\right\rfloor + t\_5\right)}} \cdot t\_1\\
\end{array}\\
\mathbf{elif}\;t\_3 \geq {t\_1}^{3} + t\_5:\\
\;\;\;\;t\_11\\
\mathbf{else}:\\
\;\;\;\;t\_10\\
\end{array}
\end{array}
if (if (>=.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dX.v)) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dY.v))) < -9.99999996e-12Initial program 99.6%
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.f3296.2
Applied rewrites96.2%
lift-*.f32N/A
lift-*.f32N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
lift-*.f32N/A
associate-*r*N/A
lift-*.f32N/A
lower-*.f3296.0
Applied rewrites96.0%
Taylor expanded in dY.v around inf
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3297.8
Applied rewrites97.8%
if -9.99999996e-12 < (if (>=.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dX.v)) (*.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))))) (*.f32 (floor.f32 h) dY.v))) Initial program 64.0%
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.f3253.4
Applied rewrites53.4%
Applied rewrites55.7%
Final simplification64.3%
(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 (* dY.u (floor w)))
(t_3 (+ (* t_1 t_1) (* t_2 t_2)))
(t_4 (* dX.v (floor h)))
(t_5 (* t_4 t_4)))
(if (>= (+ t_5 (* t_0 t_0)) t_3)
(*
(/ 1.0 (sqrt (fmax (+ (* (* dX.u dX.u) (pow (floor w) 2.0)) t_5) t_3)))
t_4)
(/
(/ (* (- dY.v) (floor h)) -1.0)
(sqrt
(fmax
(+ (pow t_0 2.0) (pow t_4 2.0))
(+ (pow t_2 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 = dY_46_u * floorf(w);
float t_3 = (t_1 * t_1) + (t_2 * t_2);
float t_4 = dX_46_v * floorf(h);
float t_5 = t_4 * t_4;
float tmp;
if ((t_5 + (t_0 * t_0)) >= t_3) {
tmp = (1.0f / sqrtf(fmaxf((((dX_46_u * dX_46_u) * powf(floorf(w), 2.0f)) + t_5), t_3))) * t_4;
} else {
tmp = ((-dY_46_v * floorf(h)) / -1.0f) / sqrtf(fmaxf((powf(t_0, 2.0f) + powf(t_4, 2.0f)), (powf(t_2, 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(dY_46_u * floor(w)) t_3 = Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) t_4 = Float32(dX_46_v * floor(h)) t_5 = Float32(t_4 * t_4) tmp = Float32(0.0) if (Float32(t_5 + Float32(t_0 * t_0)) >= t_3) tmp = Float32(Float32(Float32(1.0) / sqrt(((Float32(Float32(Float32(dX_46_u * dX_46_u) * (floor(w) ^ Float32(2.0))) + t_5) != Float32(Float32(Float32(dX_46_u * dX_46_u) * (floor(w) ^ Float32(2.0))) + t_5)) ? t_3 : ((t_3 != t_3) ? Float32(Float32(Float32(dX_46_u * dX_46_u) * (floor(w) ^ Float32(2.0))) + t_5) : max(Float32(Float32(Float32(dX_46_u * dX_46_u) * (floor(w) ^ Float32(2.0))) + t_5), t_3))))) * t_4); else tmp = Float32(Float32(Float32(Float32(-dY_46_v) * floor(h)) / Float32(-1.0)) / sqrt(((Float32((t_0 ^ Float32(2.0)) + (t_4 ^ Float32(2.0))) != Float32((t_0 ^ Float32(2.0)) + (t_4 ^ Float32(2.0)))) ? Float32((t_2 ^ Float32(2.0)) + (t_1 ^ Float32(2.0))) : ((Float32((t_2 ^ Float32(2.0)) + (t_1 ^ Float32(2.0))) != Float32((t_2 ^ Float32(2.0)) + (t_1 ^ Float32(2.0)))) ? Float32((t_0 ^ Float32(2.0)) + (t_4 ^ Float32(2.0))) : max(Float32((t_0 ^ Float32(2.0)) + (t_4 ^ Float32(2.0))), Float32((t_2 ^ 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 = dY_46_u * floor(w); t_3 = (t_1 * t_1) + (t_2 * t_2); t_4 = dX_46_v * floor(h); t_5 = t_4 * t_4; tmp = single(0.0); if ((t_5 + (t_0 * t_0)) >= t_3) tmp = (single(1.0) / sqrt(max((((dX_46_u * dX_46_u) * (floor(w) ^ single(2.0))) + t_5), t_3))) * t_4; else tmp = ((-dY_46_v * floor(h)) / single(-1.0)) / sqrt(max(((t_0 ^ single(2.0)) + (t_4 ^ single(2.0))), ((t_2 ^ 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 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_3 := t\_1 \cdot t\_1 + t\_2 \cdot t\_2\\
t_4 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_5 := t\_4 \cdot t\_4\\
\mathbf{if}\;t\_5 + t\_0 \cdot t\_0 \geq t\_3:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(\left(dX.u \cdot dX.u\right) \cdot {\left(\left\lfloor w\right\rfloor \right)}^{2} + t\_5, t\_3\right)}} \cdot t\_4\\
\mathbf{else}:\\
\;\;\;\;\frac{\frac{\left(-dY.v\right) \cdot \left\lfloor h\right\rfloor }{-1}}{\sqrt{\mathsf{max}\left({t\_0}^{2} + {t\_4}^{2}, {t\_2}^{2} + {t\_1}^{2}\right)}}\\
\end{array}
\end{array}
Initial program 71.2%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
frac-2negN/A
Applied rewrites71.3%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
unpow-prod-downN/A
lower-*.f32N/A
lower-pow.f32N/A
pow2N/A
lower-*.f3271.3
Applied rewrites71.3%
Final simplification71.3%
(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 (* dY.u (floor w)))
(t_3 (+ (* t_1 t_1) (* t_2 t_2)))
(t_4 (* dX.v (floor h)))
(t_5 (* t_4 t_4)))
(if (>= (+ t_5 (* t_0 t_0)) t_3)
(*
(/ 1.0 (sqrt (fmax (+ (* (* (pow (floor w) 2.0) dX.u) dX.u) t_5) t_3)))
t_4)
(/
(/ (* (- dY.v) (floor h)) -1.0)
(sqrt
(fmax
(+ (pow t_0 2.0) (pow t_4 2.0))
(+ (pow t_2 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 = dY_46_u * floorf(w);
float t_3 = (t_1 * t_1) + (t_2 * t_2);
float t_4 = dX_46_v * floorf(h);
float t_5 = t_4 * t_4;
float tmp;
if ((t_5 + (t_0 * t_0)) >= t_3) {
tmp = (1.0f / sqrtf(fmaxf((((powf(floorf(w), 2.0f) * dX_46_u) * dX_46_u) + t_5), t_3))) * t_4;
} else {
tmp = ((-dY_46_v * floorf(h)) / -1.0f) / sqrtf(fmaxf((powf(t_0, 2.0f) + powf(t_4, 2.0f)), (powf(t_2, 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(dY_46_u * floor(w)) t_3 = Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) t_4 = Float32(dX_46_v * floor(h)) t_5 = Float32(t_4 * t_4) tmp = Float32(0.0) if (Float32(t_5 + Float32(t_0 * t_0)) >= t_3) tmp = Float32(Float32(Float32(1.0) / sqrt(((Float32(Float32(Float32((floor(w) ^ Float32(2.0)) * dX_46_u) * dX_46_u) + t_5) != Float32(Float32(Float32((floor(w) ^ Float32(2.0)) * dX_46_u) * dX_46_u) + t_5)) ? t_3 : ((t_3 != t_3) ? Float32(Float32(Float32((floor(w) ^ Float32(2.0)) * dX_46_u) * dX_46_u) + t_5) : max(Float32(Float32(Float32((floor(w) ^ Float32(2.0)) * dX_46_u) * dX_46_u) + t_5), t_3))))) * t_4); else tmp = Float32(Float32(Float32(Float32(-dY_46_v) * floor(h)) / Float32(-1.0)) / sqrt(((Float32((t_0 ^ Float32(2.0)) + (t_4 ^ Float32(2.0))) != Float32((t_0 ^ Float32(2.0)) + (t_4 ^ Float32(2.0)))) ? Float32((t_2 ^ Float32(2.0)) + (t_1 ^ Float32(2.0))) : ((Float32((t_2 ^ Float32(2.0)) + (t_1 ^ Float32(2.0))) != Float32((t_2 ^ Float32(2.0)) + (t_1 ^ Float32(2.0)))) ? Float32((t_0 ^ Float32(2.0)) + (t_4 ^ Float32(2.0))) : max(Float32((t_0 ^ Float32(2.0)) + (t_4 ^ Float32(2.0))), Float32((t_2 ^ 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 = dY_46_u * floor(w); t_3 = (t_1 * t_1) + (t_2 * t_2); t_4 = dX_46_v * floor(h); t_5 = t_4 * t_4; tmp = single(0.0); if ((t_5 + (t_0 * t_0)) >= t_3) tmp = (single(1.0) / sqrt(max(((((floor(w) ^ single(2.0)) * dX_46_u) * dX_46_u) + t_5), t_3))) * t_4; else tmp = ((-dY_46_v * floor(h)) / single(-1.0)) / sqrt(max(((t_0 ^ single(2.0)) + (t_4 ^ single(2.0))), ((t_2 ^ 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 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_3 := t\_1 \cdot t\_1 + t\_2 \cdot t\_2\\
t_4 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_5 := t\_4 \cdot t\_4\\
\mathbf{if}\;t\_5 + t\_0 \cdot t\_0 \geq t\_3:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(\left({\left(\left\lfloor w\right\rfloor \right)}^{2} \cdot dX.u\right) \cdot dX.u + t\_5, t\_3\right)}} \cdot t\_4\\
\mathbf{else}:\\
\;\;\;\;\frac{\frac{\left(-dY.v\right) \cdot \left\lfloor h\right\rfloor }{-1}}{\sqrt{\mathsf{max}\left({t\_0}^{2} + {t\_4}^{2}, {t\_2}^{2} + {t\_1}^{2}\right)}}\\
\end{array}
\end{array}
Initial program 71.2%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
frac-2negN/A
Applied rewrites71.3%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
unpow-prod-downN/A
pow2N/A
associate-*r*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f3271.3
Applied rewrites71.3%
Final simplification71.3%
(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 (* t_1 t_1))
(t_3 (* dY.u (floor w)))
(t_4 (pow t_3 2.0))
(t_5 (+ t_2 (* t_3 t_3)))
(t_6 (* dX.u (floor w)))
(t_7 (/ 1.0 (sqrt (fmax (+ (* t_0 t_0) (* t_6 t_6)) t_5))))
(t_8 (* t_7 t_0)))
(if (<= dX.u 94.0)
(if (>= (* (* (pow (floor h) 2.0) dX.v) dX.v) (+ t_4 t_2))
t_8
(* t_7 t_1))
(if (>= (* (* (pow (floor w) 2.0) dX.u) dX.u) t_5)
t_8
(/
1.0
(/
(sqrt (fmax (+ (pow t_6 2.0) (pow t_0 2.0)) (+ t_4 (pow t_1 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 = dX_46_v * floorf(h);
float t_1 = dY_46_v * floorf(h);
float t_2 = t_1 * t_1;
float t_3 = dY_46_u * floorf(w);
float t_4 = powf(t_3, 2.0f);
float t_5 = t_2 + (t_3 * t_3);
float t_6 = dX_46_u * floorf(w);
float t_7 = 1.0f / sqrtf(fmaxf(((t_0 * t_0) + (t_6 * t_6)), t_5));
float t_8 = t_7 * t_0;
float tmp_1;
if (dX_46_u <= 94.0f) {
float tmp_2;
if (((powf(floorf(h), 2.0f) * dX_46_v) * dX_46_v) >= (t_4 + t_2)) {
tmp_2 = t_8;
} else {
tmp_2 = t_7 * t_1;
}
tmp_1 = tmp_2;
} else if (((powf(floorf(w), 2.0f) * dX_46_u) * dX_46_u) >= t_5) {
tmp_1 = t_8;
} else {
tmp_1 = 1.0f / (sqrtf(fmaxf((powf(t_6, 2.0f) + powf(t_0, 2.0f)), (t_4 + powf(t_1, 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(dX_46_v * floor(h)) t_1 = Float32(dY_46_v * floor(h)) t_2 = Float32(t_1 * t_1) t_3 = Float32(dY_46_u * floor(w)) t_4 = t_3 ^ Float32(2.0) t_5 = Float32(t_2 + Float32(t_3 * t_3)) t_6 = Float32(dX_46_u * floor(w)) t_7 = Float32(Float32(1.0) / sqrt(((Float32(Float32(t_0 * t_0) + Float32(t_6 * t_6)) != Float32(Float32(t_0 * t_0) + Float32(t_6 * t_6))) ? t_5 : ((t_5 != t_5) ? Float32(Float32(t_0 * t_0) + Float32(t_6 * t_6)) : max(Float32(Float32(t_0 * t_0) + Float32(t_6 * t_6)), t_5))))) t_8 = Float32(t_7 * t_0) tmp_1 = Float32(0.0) if (dX_46_u <= Float32(94.0)) tmp_2 = Float32(0.0) if (Float32(Float32((floor(h) ^ Float32(2.0)) * dX_46_v) * dX_46_v) >= Float32(t_4 + t_2)) tmp_2 = t_8; else tmp_2 = Float32(t_7 * t_1); end tmp_1 = tmp_2; elseif (Float32(Float32((floor(w) ^ Float32(2.0)) * dX_46_u) * dX_46_u) >= t_5) tmp_1 = t_8; else tmp_1 = Float32(Float32(1.0) / Float32(sqrt(((Float32((t_6 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) != Float32((t_6 ^ Float32(2.0)) + (t_0 ^ Float32(2.0)))) ? Float32(t_4 + (t_1 ^ Float32(2.0))) : ((Float32(t_4 + (t_1 ^ Float32(2.0))) != Float32(t_4 + (t_1 ^ Float32(2.0)))) ? Float32((t_6 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) : max(Float32((t_6 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))), Float32(t_4 + (t_1 ^ 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 = dX_46_v * floor(h); t_1 = dY_46_v * floor(h); t_2 = t_1 * t_1; t_3 = dY_46_u * floor(w); t_4 = t_3 ^ single(2.0); t_5 = t_2 + (t_3 * t_3); t_6 = dX_46_u * floor(w); t_7 = single(1.0) / sqrt(max(((t_0 * t_0) + (t_6 * t_6)), t_5)); t_8 = t_7 * t_0; tmp_2 = single(0.0); if (dX_46_u <= single(94.0)) tmp_3 = single(0.0); if ((((floor(h) ^ single(2.0)) * dX_46_v) * dX_46_v) >= (t_4 + t_2)) tmp_3 = t_8; else tmp_3 = t_7 * t_1; end tmp_2 = tmp_3; elseif ((((floor(w) ^ single(2.0)) * dX_46_u) * dX_46_u) >= t_5) tmp_2 = t_8; else tmp_2 = single(1.0) / (sqrt(max(((t_6 ^ single(2.0)) + (t_0 ^ single(2.0))), (t_4 + (t_1 ^ single(2.0))))) / t_1); end tmp_4 = tmp_2; 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 := t\_1 \cdot t\_1\\
t_3 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_4 := {t\_3}^{2}\\
t_5 := t\_2 + t\_3 \cdot t\_3\\
t_6 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_7 := \frac{1}{\sqrt{\mathsf{max}\left(t\_0 \cdot t\_0 + t\_6 \cdot t\_6, t\_5\right)}}\\
t_8 := t\_7 \cdot t\_0\\
\mathbf{if}\;dX.u \leq 94:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;\left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dX.v\right) \cdot dX.v \geq t\_4 + t\_2:\\
\;\;\;\;t\_8\\
\mathbf{else}:\\
\;\;\;\;t\_7 \cdot t\_1\\
\end{array}\\
\mathbf{elif}\;\left({\left(\left\lfloor w\right\rfloor \right)}^{2} \cdot dX.u\right) \cdot dX.u \geq t\_5:\\
\;\;\;\;t\_8\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\frac{\sqrt{\mathsf{max}\left({t\_6}^{2} + {t\_0}^{2}, t\_4 + {t\_1}^{2}\right)}}{t\_1}}\\
\end{array}
\end{array}
if dX.u < 94Initial program 75.9%
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.f3269.8
Applied rewrites69.8%
lift-*.f32N/A
pow2N/A
lower-pow.f3269.8
lift-*.f32N/A
*-commutativeN/A
lift-*.f3269.8
Applied rewrites69.8%
if 94 < dX.u Initial program 55.1%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
clear-numN/A
lower-/.f32N/A
Applied rewrites55.1%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
associate-*r*N/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3255.1
Applied rewrites55.1%
Final simplification66.4%
(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 (* t_1 t_1))
(t_3 (* dY.u (floor w)))
(t_4 (pow t_3 2.0))
(t_5 (* dX.u (floor w)))
(t_6 (+ (* t_0 t_0) (* t_5 t_5)))
(t_7 (/ 1.0 (sqrt (fmax t_6 (+ t_2 (* t_3 t_3))))))
(t_8 (* t_7 t_1)))
(if (<= dX.u 8000000.0)
(if (>= (* (* (pow (floor h) 2.0) dX.v) dX.v) (+ t_4 t_2))
(* t_7 t_0)
t_8)
(if (>= t_6 t_4)
(/
(/ 1.0 (/ 1.0 t_0))
(sqrt (fmax (+ (pow t_5 2.0) (pow t_0 2.0)) (+ t_4 (pow t_1 2.0)))))
t_8))))
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 = t_1 * t_1;
float t_3 = dY_46_u * floorf(w);
float t_4 = powf(t_3, 2.0f);
float t_5 = dX_46_u * floorf(w);
float t_6 = (t_0 * t_0) + (t_5 * t_5);
float t_7 = 1.0f / sqrtf(fmaxf(t_6, (t_2 + (t_3 * t_3))));
float t_8 = t_7 * t_1;
float tmp_1;
if (dX_46_u <= 8000000.0f) {
float tmp_2;
if (((powf(floorf(h), 2.0f) * dX_46_v) * dX_46_v) >= (t_4 + t_2)) {
tmp_2 = t_7 * t_0;
} else {
tmp_2 = t_8;
}
tmp_1 = tmp_2;
} else if (t_6 >= t_4) {
tmp_1 = (1.0f / (1.0f / t_0)) / sqrtf(fmaxf((powf(t_5, 2.0f) + powf(t_0, 2.0f)), (t_4 + powf(t_1, 2.0f))));
} else {
tmp_1 = t_8;
}
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(t_1 * t_1) t_3 = Float32(dY_46_u * floor(w)) t_4 = t_3 ^ Float32(2.0) t_5 = Float32(dX_46_u * floor(w)) t_6 = Float32(Float32(t_0 * t_0) + Float32(t_5 * t_5)) t_7 = Float32(Float32(1.0) / sqrt(((t_6 != t_6) ? Float32(t_2 + Float32(t_3 * t_3)) : ((Float32(t_2 + Float32(t_3 * t_3)) != Float32(t_2 + Float32(t_3 * t_3))) ? t_6 : max(t_6, Float32(t_2 + Float32(t_3 * t_3))))))) t_8 = Float32(t_7 * t_1) tmp_1 = Float32(0.0) if (dX_46_u <= Float32(8000000.0)) tmp_2 = Float32(0.0) if (Float32(Float32((floor(h) ^ Float32(2.0)) * dX_46_v) * dX_46_v) >= Float32(t_4 + t_2)) tmp_2 = Float32(t_7 * t_0); else tmp_2 = t_8; end tmp_1 = tmp_2; elseif (t_6 >= t_4) tmp_1 = Float32(Float32(Float32(1.0) / Float32(Float32(1.0) / t_0)) / sqrt(((Float32((t_5 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) != Float32((t_5 ^ Float32(2.0)) + (t_0 ^ Float32(2.0)))) ? Float32(t_4 + (t_1 ^ Float32(2.0))) : ((Float32(t_4 + (t_1 ^ Float32(2.0))) != Float32(t_4 + (t_1 ^ Float32(2.0)))) ? Float32((t_5 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) : max(Float32((t_5 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))), Float32(t_4 + (t_1 ^ Float32(2.0)))))))); else tmp_1 = t_8; 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 = dX_46_v * floor(h); t_1 = dY_46_v * floor(h); t_2 = t_1 * t_1; t_3 = dY_46_u * floor(w); t_4 = t_3 ^ single(2.0); t_5 = dX_46_u * floor(w); t_6 = (t_0 * t_0) + (t_5 * t_5); t_7 = single(1.0) / sqrt(max(t_6, (t_2 + (t_3 * t_3)))); t_8 = t_7 * t_1; tmp_2 = single(0.0); if (dX_46_u <= single(8000000.0)) tmp_3 = single(0.0); if ((((floor(h) ^ single(2.0)) * dX_46_v) * dX_46_v) >= (t_4 + t_2)) tmp_3 = t_7 * t_0; else tmp_3 = t_8; end tmp_2 = tmp_3; elseif (t_6 >= t_4) tmp_2 = (single(1.0) / (single(1.0) / t_0)) / sqrt(max(((t_5 ^ single(2.0)) + (t_0 ^ single(2.0))), (t_4 + (t_1 ^ single(2.0))))); else tmp_2 = t_8; end tmp_4 = tmp_2; 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 := t\_1 \cdot t\_1\\
t_3 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_4 := {t\_3}^{2}\\
t_5 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_6 := t\_0 \cdot t\_0 + t\_5 \cdot t\_5\\
t_7 := \frac{1}{\sqrt{\mathsf{max}\left(t\_6, t\_2 + t\_3 \cdot t\_3\right)}}\\
t_8 := t\_7 \cdot t\_1\\
\mathbf{if}\;dX.u \leq 8000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;\left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dX.v\right) \cdot dX.v \geq t\_4 + t\_2:\\
\;\;\;\;t\_7 \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}\\
\mathbf{elif}\;t\_6 \geq t\_4:\\
\;\;\;\;\frac{\frac{1}{\frac{1}{t\_0}}}{\sqrt{\mathsf{max}\left({t\_5}^{2} + {t\_0}^{2}, t\_4 + {t\_1}^{2}\right)}}\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}
\end{array}
if dX.u < 8e6Initial program 74.6%
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.f3268.0
Applied rewrites68.0%
lift-*.f32N/A
pow2N/A
lower-pow.f3268.0
lift-*.f32N/A
*-commutativeN/A
lift-*.f3268.0
Applied rewrites68.0%
if 8e6 < dX.u Initial program 55.7%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
frac-2negN/A
Applied rewrites55.8%
lift-/.f32N/A
clear-numN/A
metadata-evalN/A
lower-/.f32N/A
metadata-evalN/A
frac-2negN/A
lift-*.f32N/A
lift-neg.f32N/A
distribute-lft-neg-outN/A
*-commutativeN/A
lift-*.f32N/A
remove-double-negN/A
lower-/.f32N/A
metadata-eval55.6
Applied rewrites55.6%
Taylor expanded in dY.v around 0
unpow2N/A
unpow2N/A
unswap-sqrN/A
unpow2N/A
lower-pow.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-floor.f3251.7
Applied rewrites51.7%
Final simplification65.1%
(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 (* t_1 t_1))
(t_3 (* dY.u (floor w)))
(t_4 (pow t_3 2.0))
(t_5 (* dX.u (floor w)))
(t_6 (+ (* t_0 t_0) (* t_5 t_5)))
(t_7 (/ 1.0 (sqrt (fmax t_6 (+ t_2 (* t_3 t_3))))))
(t_8 (* t_7 t_1)))
(if (<= dX.u 2000000.0)
(if (>= (* (* (pow (floor h) 2.0) dX.v) dX.v) (+ t_4 t_2))
(* t_7 t_0)
t_8)
(if (>= t_6 t_4)
(/
1.0
(/
(sqrt (fmax (+ (pow t_5 2.0) (pow t_0 2.0)) (+ t_4 (pow t_1 2.0))))
t_0))
t_8))))
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 = t_1 * t_1;
float t_3 = dY_46_u * floorf(w);
float t_4 = powf(t_3, 2.0f);
float t_5 = dX_46_u * floorf(w);
float t_6 = (t_0 * t_0) + (t_5 * t_5);
float t_7 = 1.0f / sqrtf(fmaxf(t_6, (t_2 + (t_3 * t_3))));
float t_8 = t_7 * t_1;
float tmp_1;
if (dX_46_u <= 2000000.0f) {
float tmp_2;
if (((powf(floorf(h), 2.0f) * dX_46_v) * dX_46_v) >= (t_4 + t_2)) {
tmp_2 = t_7 * t_0;
} else {
tmp_2 = t_8;
}
tmp_1 = tmp_2;
} else if (t_6 >= t_4) {
tmp_1 = 1.0f / (sqrtf(fmaxf((powf(t_5, 2.0f) + powf(t_0, 2.0f)), (t_4 + powf(t_1, 2.0f)))) / t_0);
} else {
tmp_1 = t_8;
}
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(t_1 * t_1) t_3 = Float32(dY_46_u * floor(w)) t_4 = t_3 ^ Float32(2.0) t_5 = Float32(dX_46_u * floor(w)) t_6 = Float32(Float32(t_0 * t_0) + Float32(t_5 * t_5)) t_7 = Float32(Float32(1.0) / sqrt(((t_6 != t_6) ? Float32(t_2 + Float32(t_3 * t_3)) : ((Float32(t_2 + Float32(t_3 * t_3)) != Float32(t_2 + Float32(t_3 * t_3))) ? t_6 : max(t_6, Float32(t_2 + Float32(t_3 * t_3))))))) t_8 = Float32(t_7 * t_1) tmp_1 = Float32(0.0) if (dX_46_u <= Float32(2000000.0)) tmp_2 = Float32(0.0) if (Float32(Float32((floor(h) ^ Float32(2.0)) * dX_46_v) * dX_46_v) >= Float32(t_4 + t_2)) tmp_2 = Float32(t_7 * t_0); else tmp_2 = t_8; end tmp_1 = tmp_2; elseif (t_6 >= t_4) tmp_1 = Float32(Float32(1.0) / Float32(sqrt(((Float32((t_5 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) != Float32((t_5 ^ Float32(2.0)) + (t_0 ^ Float32(2.0)))) ? Float32(t_4 + (t_1 ^ Float32(2.0))) : ((Float32(t_4 + (t_1 ^ Float32(2.0))) != Float32(t_4 + (t_1 ^ Float32(2.0)))) ? Float32((t_5 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) : max(Float32((t_5 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))), Float32(t_4 + (t_1 ^ Float32(2.0))))))) / t_0)); else tmp_1 = t_8; 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 = dX_46_v * floor(h); t_1 = dY_46_v * floor(h); t_2 = t_1 * t_1; t_3 = dY_46_u * floor(w); t_4 = t_3 ^ single(2.0); t_5 = dX_46_u * floor(w); t_6 = (t_0 * t_0) + (t_5 * t_5); t_7 = single(1.0) / sqrt(max(t_6, (t_2 + (t_3 * t_3)))); t_8 = t_7 * t_1; tmp_2 = single(0.0); if (dX_46_u <= single(2000000.0)) tmp_3 = single(0.0); if ((((floor(h) ^ single(2.0)) * dX_46_v) * dX_46_v) >= (t_4 + t_2)) tmp_3 = t_7 * t_0; else tmp_3 = t_8; end tmp_2 = tmp_3; elseif (t_6 >= t_4) tmp_2 = single(1.0) / (sqrt(max(((t_5 ^ single(2.0)) + (t_0 ^ single(2.0))), (t_4 + (t_1 ^ single(2.0))))) / t_0); else tmp_2 = t_8; end tmp_4 = tmp_2; 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 := t\_1 \cdot t\_1\\
t_3 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_4 := {t\_3}^{2}\\
t_5 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_6 := t\_0 \cdot t\_0 + t\_5 \cdot t\_5\\
t_7 := \frac{1}{\sqrt{\mathsf{max}\left(t\_6, t\_2 + t\_3 \cdot t\_3\right)}}\\
t_8 := t\_7 \cdot t\_1\\
\mathbf{if}\;dX.u \leq 2000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;\left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dX.v\right) \cdot dX.v \geq t\_4 + t\_2:\\
\;\;\;\;t\_7 \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}\\
\mathbf{elif}\;t\_6 \geq t\_4:\\
\;\;\;\;\frac{1}{\frac{\sqrt{\mathsf{max}\left({t\_5}^{2} + {t\_0}^{2}, t\_4 + {t\_1}^{2}\right)}}{t\_0}}\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}
\end{array}
if dX.u < 2e6Initial program 74.5%
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.f3267.9
Applied rewrites67.9%
lift-*.f32N/A
pow2N/A
lower-pow.f3267.9
lift-*.f32N/A
*-commutativeN/A
lift-*.f3267.9
Applied rewrites67.9%
if 2e6 < dX.u Initial program 56.6%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
clear-numN/A
lower-/.f32N/A
Applied rewrites56.3%
Taylor expanded in dY.v around 0
unpow2N/A
unpow2N/A
unswap-sqrN/A
unpow2N/A
lower-pow.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-floor.f3252.5
Applied rewrites52.5%
Final simplification65.0%
(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 (* t_1 t_1))
(t_3 (* dY.u (floor w)))
(t_4 (* dX.u (floor w)))
(t_5
(/
1.0
(sqrt (fmax (+ (* t_0 t_0) (* t_4 t_4)) (+ t_2 (* t_3 t_3)))))))
(if (>= (* (* (pow (floor h) 2.0) dX.v) dX.v) (+ (pow t_3 2.0) t_2))
(* t_5 t_0)
(* t_5 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 = dX_46_v * floorf(h);
float t_1 = dY_46_v * floorf(h);
float t_2 = t_1 * t_1;
float t_3 = dY_46_u * floorf(w);
float t_4 = dX_46_u * floorf(w);
float t_5 = 1.0f / sqrtf(fmaxf(((t_0 * t_0) + (t_4 * t_4)), (t_2 + (t_3 * t_3))));
float tmp;
if (((powf(floorf(h), 2.0f) * dX_46_v) * dX_46_v) >= (powf(t_3, 2.0f) + t_2)) {
tmp = t_5 * t_0;
} else {
tmp = t_5 * t_1;
}
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(t_1 * t_1) t_3 = Float32(dY_46_u * floor(w)) 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))) ? Float32(t_2 + Float32(t_3 * t_3)) : ((Float32(t_2 + Float32(t_3 * t_3)) != Float32(t_2 + Float32(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)), Float32(t_2 + Float32(t_3 * t_3))))))) tmp = Float32(0.0) if (Float32(Float32((floor(h) ^ Float32(2.0)) * dX_46_v) * dX_46_v) >= Float32((t_3 ^ Float32(2.0)) + t_2)) tmp = Float32(t_5 * t_0); else tmp = Float32(t_5 * 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 = dX_46_v * floor(h); t_1 = dY_46_v * floor(h); t_2 = t_1 * t_1; t_3 = dY_46_u * floor(w); t_4 = dX_46_u * floor(w); t_5 = single(1.0) / sqrt(max(((t_0 * t_0) + (t_4 * t_4)), (t_2 + (t_3 * t_3)))); tmp = single(0.0); if ((((floor(h) ^ single(2.0)) * dX_46_v) * dX_46_v) >= ((t_3 ^ single(2.0)) + t_2)) tmp = t_5 * t_0; else tmp = t_5 * t_1; 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 := t\_1 \cdot t\_1\\
t_3 := dY.u \cdot \left\lfloor w\right\rfloor \\
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\_2 + t\_3 \cdot t\_3\right)}}\\
\mathbf{if}\;\left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dX.v\right) \cdot dX.v \geq {t\_3}^{2} + t\_2:\\
\;\;\;\;t\_5 \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;t\_5 \cdot t\_1\\
\end{array}
\end{array}
Initial program 71.2%
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.f3262.1
Applied rewrites62.1%
lift-*.f32N/A
pow2N/A
lower-pow.f3262.1
lift-*.f32N/A
*-commutativeN/A
lift-*.f3262.1
Applied rewrites62.1%
Final simplification62.1%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dY.u (floor w)))
(t_1 (* dY.v (floor h)))
(t_2 (* t_0 t_0))
(t_3 (* dX.v (floor h)))
(t_4 (* dX.u (floor w)))
(t_5 (+ (* t_3 t_3) (* t_4 t_4))))
(if (>= (* (* (pow (floor h) 2.0) dX.v) dX.v) (pow t_0 2.0))
(* (/ 1.0 (sqrt (fmax t_5 (+ (* t_1 t_1) t_2)))) t_3)
(* (/ 1.0 (sqrt (fmax t_5 (+ (* (* t_1 dY.v) (floor h)) 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_u * floorf(w);
float t_1 = dY_46_v * floorf(h);
float t_2 = t_0 * t_0;
float t_3 = dX_46_v * floorf(h);
float t_4 = dX_46_u * floorf(w);
float t_5 = (t_3 * t_3) + (t_4 * t_4);
float tmp;
if (((powf(floorf(h), 2.0f) * dX_46_v) * dX_46_v) >= powf(t_0, 2.0f)) {
tmp = (1.0f / sqrtf(fmaxf(t_5, ((t_1 * t_1) + t_2)))) * t_3;
} else {
tmp = (1.0f / sqrtf(fmaxf(t_5, (((t_1 * dY_46_v) * floorf(h)) + 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_u * floor(w)) t_1 = Float32(dY_46_v * floor(h)) t_2 = Float32(t_0 * t_0) t_3 = Float32(dX_46_v * floor(h)) t_4 = Float32(dX_46_u * floor(w)) t_5 = Float32(Float32(t_3 * t_3) + Float32(t_4 * t_4)) tmp = Float32(0.0) if (Float32(Float32((floor(h) ^ Float32(2.0)) * dX_46_v) * dX_46_v) >= (t_0 ^ Float32(2.0))) tmp = Float32(Float32(Float32(1.0) / sqrt(((t_5 != t_5) ? Float32(Float32(t_1 * t_1) + t_2) : ((Float32(Float32(t_1 * t_1) + t_2) != Float32(Float32(t_1 * t_1) + t_2)) ? t_5 : max(t_5, Float32(Float32(t_1 * t_1) + t_2)))))) * t_3); else tmp = Float32(Float32(Float32(1.0) / sqrt(((t_5 != t_5) ? Float32(Float32(Float32(t_1 * dY_46_v) * floor(h)) + t_2) : ((Float32(Float32(Float32(t_1 * dY_46_v) * floor(h)) + t_2) != Float32(Float32(Float32(t_1 * dY_46_v) * floor(h)) + t_2)) ? t_5 : max(t_5, Float32(Float32(Float32(t_1 * dY_46_v) * floor(h)) + 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_u * floor(w); t_1 = dY_46_v * floor(h); t_2 = t_0 * t_0; t_3 = dX_46_v * floor(h); t_4 = dX_46_u * floor(w); t_5 = (t_3 * t_3) + (t_4 * t_4); tmp = single(0.0); if ((((floor(h) ^ single(2.0)) * dX_46_v) * dX_46_v) >= (t_0 ^ single(2.0))) tmp = (single(1.0) / sqrt(max(t_5, ((t_1 * t_1) + t_2)))) * t_3; else tmp = (single(1.0) / sqrt(max(t_5, (((t_1 * dY_46_v) * floor(h)) + t_2)))) * t_1; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_1 := dY.v \cdot \left\lfloor h\right\rfloor \\
t_2 := t\_0 \cdot t\_0\\
t_3 := dX.v \cdot \left\lfloor h\right\rfloor \\
t_4 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_5 := t\_3 \cdot t\_3 + t\_4 \cdot t\_4\\
\mathbf{if}\;\left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dX.v\right) \cdot dX.v \geq {t\_0}^{2}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_5, t\_1 \cdot t\_1 + t\_2\right)}} \cdot t\_3\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_5, \left(t\_1 \cdot dY.v\right) \cdot \left\lfloor h\right\rfloor + t\_2\right)}} \cdot t\_1\\
\end{array}
\end{array}
Initial program 71.2%
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.f3262.1
Applied rewrites62.1%
lift-*.f32N/A
lift-*.f32N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
lift-*.f32N/A
associate-*r*N/A
lift-*.f32N/A
lower-*.f3262.1
Applied rewrites62.1%
Taylor expanded in dY.v around 0
unpow2N/A
unpow2N/A
unswap-sqrN/A
unpow2N/A
lower-pow.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-floor.f3254.9
Applied rewrites54.9%
Final simplification54.9%
herbie shell --seed 2024273
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:name "Anisotropic x16 LOD (line direction, v)"
:precision binary32
:pre (and (and (and (and (and (and (and (<= 1.0 w) (<= w 16384.0)) (and (<= 1.0 h) (<= h 16384.0))) (and (<= 1e-20 (fabs dX.u)) (<= (fabs dX.u) 1e+20))) (and (<= 1e-20 (fabs dX.v)) (<= (fabs dX.v) 1e+20))) (and (<= 1e-20 (fabs dY.u)) (<= (fabs dY.u) 1e+20))) (and (<= 1e-20 (fabs dY.v)) (<= (fabs dY.v) 1e+20))) (== maxAniso 16.0))
(if (>= (+ (* (* (floor w) dX.u) (* (floor w) dX.u)) (* (* (floor h) dX.v) (* (floor h) dX.v))) (+ (* (* (floor w) dY.u) (* (floor w) dY.u)) (* (* (floor h) dY.v) (* (floor h) dY.v)))) (* (/ 1.0 (sqrt (fmax (+ (* (* (floor w) dX.u) (* (floor w) dX.u)) (* (* (floor h) dX.v) (* (floor h) dX.v))) (+ (* (* (floor w) dY.u) (* (floor w) dY.u)) (* (* (floor h) dY.v) (* (floor h) dY.v)))))) (* (floor h) dX.v)) (* (/ 1.0 (sqrt (fmax (+ (* (* (floor w) dX.u) (* (floor w) dX.u)) (* (* (floor h) dX.v) (* (floor h) dX.v))) (+ (* (* (floor w) dY.u) (* (floor w) dY.u)) (* (* (floor h) dY.v) (* (floor h) dY.v)))))) (* (floor h) dY.v))))