
(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 7 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor w) dX.u))
(t_3 (+ (* t_2 t_2) (* t_0 t_0)))
(t_4 (* (floor h) dY.v))
(t_5 (+ (* t_1 t_1) (* t_4 t_4)))
(t_6 (/ 1.0 (sqrt (fmax t_3 t_5)))))
(if (>= t_3 t_5) (* t_6 t_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 (pow (* dX.v (floor h)) 2.0))
(t_1 (pow (* dY.u (floor w)) 2.0))
(t_2 (+ (pow (* dY.v (floor h)) 2.0) t_1))
(t_3 (pow (* dX.u (floor w)) 2.0)))
(if (>= (+ t_3 t_0) t_2)
(/
(- (floor w))
(-
(/
(sqrt
(fmax
(+ (pow (* (floor h) dX.v) 2.0) (pow (* (floor w) dX.u) 2.0))
(+ (exp (/ 0.0 0.0)) t_1)))
dX.u)))
(* (/ 1.0 (sqrt (fmax (+ t_0 t_3) t_2))) (* (floor w) dY.u)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = powf((dX_46_v * floorf(h)), 2.0f);
float t_1 = powf((dY_46_u * floorf(w)), 2.0f);
float t_2 = powf((dY_46_v * floorf(h)), 2.0f) + t_1;
float t_3 = powf((dX_46_u * floorf(w)), 2.0f);
float tmp;
if ((t_3 + t_0) >= t_2) {
tmp = -floorf(w) / -(sqrtf(fmaxf((powf((floorf(h) * dX_46_v), 2.0f) + powf((floorf(w) * dX_46_u), 2.0f)), (expf((0.0f / 0.0f)) + t_1))) / dX_46_u);
} else {
tmp = (1.0f / sqrtf(fmaxf((t_0 + t_3), t_2))) * (floorf(w) * dY_46_u);
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_v * floor(h)) ^ Float32(2.0) t_1 = Float32(dY_46_u * floor(w)) ^ Float32(2.0) t_2 = Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + t_1) t_3 = Float32(dX_46_u * floor(w)) ^ Float32(2.0) tmp = Float32(0.0) if (Float32(t_3 + t_0) >= t_2) tmp = Float32(Float32(-floor(w)) / Float32(-Float32(sqrt(((Float32((Float32(floor(h) * dX_46_v) ^ Float32(2.0)) + (Float32(floor(w) * dX_46_u) ^ Float32(2.0))) != Float32((Float32(floor(h) * dX_46_v) ^ Float32(2.0)) + (Float32(floor(w) * dX_46_u) ^ Float32(2.0)))) ? Float32(exp(Float32(Float32(0.0) / Float32(0.0))) + t_1) : ((Float32(exp(Float32(Float32(0.0) / Float32(0.0))) + t_1) != Float32(exp(Float32(Float32(0.0) / Float32(0.0))) + t_1)) ? Float32((Float32(floor(h) * dX_46_v) ^ Float32(2.0)) + (Float32(floor(w) * dX_46_u) ^ Float32(2.0))) : max(Float32((Float32(floor(h) * dX_46_v) ^ Float32(2.0)) + (Float32(floor(w) * dX_46_u) ^ Float32(2.0))), Float32(exp(Float32(Float32(0.0) / Float32(0.0))) + t_1))))) / dX_46_u))); else tmp = Float32(Float32(Float32(1.0) / sqrt(((Float32(t_0 + t_3) != Float32(t_0 + t_3)) ? t_2 : ((t_2 != t_2) ? Float32(t_0 + t_3) : max(Float32(t_0 + t_3), t_2))))) * Float32(floor(w) * dY_46_u)); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = (dX_46_v * floor(h)) ^ single(2.0); t_1 = (dY_46_u * floor(w)) ^ single(2.0); t_2 = ((dY_46_v * floor(h)) ^ single(2.0)) + t_1; t_3 = (dX_46_u * floor(w)) ^ single(2.0); tmp = single(0.0); if ((t_3 + t_0) >= t_2) tmp = -floor(w) / -(sqrt(max((((floor(h) * dX_46_v) ^ single(2.0)) + ((floor(w) * dX_46_u) ^ single(2.0))), (exp((single(0.0) / single(0.0))) + t_1))) / dX_46_u); else tmp = (single(1.0) / sqrt(max((t_0 + t_3), t_2))) * (floor(w) * dY_46_u); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_1 := {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_2 := {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + t\_1\\
t_3 := {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
\mathbf{if}\;t\_3 + t\_0 \geq t\_2:\\
\;\;\;\;\frac{-\left\lfloor w\right\rfloor }{-\frac{\sqrt{\mathsf{max}\left({\left(\left\lfloor h\right\rfloor \cdot dX.v\right)}^{2} + {\left(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2}, e^{\frac{0}{0}} + t\_1\right)}}{dX.u}}\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_0 + t\_3, t\_2\right)}} \cdot \left(\left\lfloor w\right\rfloor \cdot dY.u\right)\\
\end{array}
\end{array}
Initial program 78.3%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
clear-numN/A
lower-/.f32N/A
Applied rewrites78.4%
Applied rewrites78.4%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3278.4
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3278.4
lift-+.f32N/A
Applied rewrites78.4%
Applied rewrites78.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (* dX.v (floor h)) 2.0))
(t_1 (* (floor w) dX.u))
(t_2 (pow (* dY.u (floor w)) 2.0))
(t_3 (+ (pow (* dY.v (floor h)) 2.0) t_2))
(t_4 (pow (* dX.u (floor w)) 2.0)))
(if (>= (+ t_4 t_0) t_3)
(*
-1.0
(/
(/
-1.0
(sqrt
(fmax
(+ (pow (* (floor h) dX.v) 2.0) (pow t_1 2.0))
(+ (exp (/ 0.0 0.0)) t_2))))
(/ 1.0 t_1)))
(* (/ 1.0 (sqrt (fmax (+ t_0 t_4) t_3))) (* (floor w) dY.u)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = powf((dX_46_v * floorf(h)), 2.0f);
float t_1 = floorf(w) * dX_46_u;
float t_2 = powf((dY_46_u * floorf(w)), 2.0f);
float t_3 = powf((dY_46_v * floorf(h)), 2.0f) + t_2;
float t_4 = powf((dX_46_u * floorf(w)), 2.0f);
float tmp;
if ((t_4 + t_0) >= t_3) {
tmp = -1.0f * ((-1.0f / sqrtf(fmaxf((powf((floorf(h) * dX_46_v), 2.0f) + powf(t_1, 2.0f)), (expf((0.0f / 0.0f)) + t_2)))) / (1.0f / t_1));
} else {
tmp = (1.0f / sqrtf(fmaxf((t_0 + t_4), t_3))) * (floorf(w) * dY_46_u);
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_v * floor(h)) ^ Float32(2.0) t_1 = Float32(floor(w) * dX_46_u) t_2 = Float32(dY_46_u * floor(w)) ^ Float32(2.0) t_3 = Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + t_2) t_4 = Float32(dX_46_u * floor(w)) ^ Float32(2.0) tmp = Float32(0.0) if (Float32(t_4 + t_0) >= t_3) tmp = Float32(Float32(-1.0) * Float32(Float32(Float32(-1.0) / sqrt(((Float32((Float32(floor(h) * dX_46_v) ^ Float32(2.0)) + (t_1 ^ Float32(2.0))) != Float32((Float32(floor(h) * dX_46_v) ^ Float32(2.0)) + (t_1 ^ Float32(2.0)))) ? Float32(exp(Float32(Float32(0.0) / Float32(0.0))) + t_2) : ((Float32(exp(Float32(Float32(0.0) / Float32(0.0))) + t_2) != Float32(exp(Float32(Float32(0.0) / Float32(0.0))) + t_2)) ? Float32((Float32(floor(h) * dX_46_v) ^ Float32(2.0)) + (t_1 ^ Float32(2.0))) : max(Float32((Float32(floor(h) * dX_46_v) ^ Float32(2.0)) + (t_1 ^ Float32(2.0))), Float32(exp(Float32(Float32(0.0) / Float32(0.0))) + t_2)))))) / Float32(Float32(1.0) / t_1))); else tmp = Float32(Float32(Float32(1.0) / sqrt(((Float32(t_0 + t_4) != Float32(t_0 + t_4)) ? t_3 : ((t_3 != t_3) ? Float32(t_0 + t_4) : max(Float32(t_0 + t_4), t_3))))) * Float32(floor(w) * dY_46_u)); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = (dX_46_v * floor(h)) ^ single(2.0); t_1 = floor(w) * dX_46_u; t_2 = (dY_46_u * floor(w)) ^ single(2.0); t_3 = ((dY_46_v * floor(h)) ^ single(2.0)) + t_2; t_4 = (dX_46_u * floor(w)) ^ single(2.0); tmp = single(0.0); if ((t_4 + t_0) >= t_3) tmp = single(-1.0) * ((single(-1.0) / sqrt(max((((floor(h) * dX_46_v) ^ single(2.0)) + (t_1 ^ single(2.0))), (exp((single(0.0) / single(0.0))) + t_2)))) / (single(1.0) / t_1)); else tmp = (single(1.0) / sqrt(max((t_0 + t_4), t_3))) * (floor(w) * dY_46_u); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2}\\
t_1 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_2 := {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_3 := {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + t\_2\\
t_4 := {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
\mathbf{if}\;t\_4 + t\_0 \geq t\_3:\\
\;\;\;\;-1 \cdot \frac{\frac{-1}{\sqrt{\mathsf{max}\left({\left(\left\lfloor h\right\rfloor \cdot dX.v\right)}^{2} + {t\_1}^{2}, e^{\frac{0}{0}} + t\_2\right)}}}{\frac{1}{t\_1}}\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_0 + t\_4, t\_3\right)}} \cdot \left(\left\lfloor w\right\rfloor \cdot dY.u\right)\\
\end{array}
\end{array}
Initial program 78.3%
lift-*.f32N/A
lift-/.f32N/A
associate-*l/N/A
clear-numN/A
lower-/.f32N/A
Applied rewrites78.4%
Applied rewrites78.4%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3278.4
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3278.4
lift-+.f32N/A
Applied rewrites78.4%
Applied rewrites78.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* (floor h) dY.v))
(t_2 (* (floor h) dX.v))
(t_3 (* (floor w) dX.u))
(t_4 (+ (* t_3 t_3) (* t_2 t_2)))
(t_5 (* t_0 t_0))
(t_6 (/ 1.0 (sqrt (fmax t_4 (+ t_5 (* t_1 t_1))))))
(t_7 (* t_6 t_3))
(t_8
(if (>= (+ (pow t_2 2.0) (pow t_3 2.0)) (exp (/ 0.0 0.0)))
t_7
(* t_6 t_0))))
(if (<= dY.u -199999995904.0)
t_8
(if (<= dY.u 2000000.0)
(if (>=
(+ (pow (* dX.u (floor w)) 2.0) (pow (* dX.v (floor h)) 2.0))
(pow (* dY.v (floor h)) 2.0))
t_7
(*
(/
1.0
(sqrt (fmax t_4 (+ t_5 (* (pow (floor h) 2.0) (* dY.v dY.v))))))
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 = floorf(w) * dY_46_u;
float t_1 = floorf(h) * dY_46_v;
float t_2 = floorf(h) * dX_46_v;
float t_3 = floorf(w) * dX_46_u;
float t_4 = (t_3 * t_3) + (t_2 * t_2);
float t_5 = t_0 * t_0;
float t_6 = 1.0f / sqrtf(fmaxf(t_4, (t_5 + (t_1 * t_1))));
float t_7 = t_6 * t_3;
float tmp;
if ((powf(t_2, 2.0f) + powf(t_3, 2.0f)) >= expf((0.0f / 0.0f))) {
tmp = t_7;
} else {
tmp = t_6 * t_0;
}
float t_8 = tmp;
float tmp_1;
if (dY_46_u <= -199999995904.0f) {
tmp_1 = t_8;
} else if (dY_46_u <= 2000000.0f) {
float tmp_2;
if ((powf((dX_46_u * floorf(w)), 2.0f) + powf((dX_46_v * floorf(h)), 2.0f)) >= powf((dY_46_v * floorf(h)), 2.0f)) {
tmp_2 = t_7;
} else {
tmp_2 = (1.0f / sqrtf(fmaxf(t_4, (t_5 + (powf(floorf(h), 2.0f) * (dY_46_v * dY_46_v)))))) * t_0;
}
tmp_1 = tmp_2;
} 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(floor(w) * dY_46_u) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(floor(h) * dX_46_v) t_3 = Float32(floor(w) * dX_46_u) t_4 = Float32(Float32(t_3 * t_3) + Float32(t_2 * t_2)) t_5 = Float32(t_0 * t_0) t_6 = Float32(Float32(1.0) / sqrt(((t_4 != t_4) ? Float32(t_5 + Float32(t_1 * t_1)) : ((Float32(t_5 + Float32(t_1 * t_1)) != Float32(t_5 + Float32(t_1 * t_1))) ? t_4 : max(t_4, Float32(t_5 + Float32(t_1 * t_1))))))) t_7 = Float32(t_6 * t_3) tmp = Float32(0.0) if (Float32((t_2 ^ Float32(2.0)) + (t_3 ^ Float32(2.0))) >= exp(Float32(Float32(0.0) / Float32(0.0)))) tmp = t_7; else tmp = Float32(t_6 * t_0); end t_8 = tmp tmp_1 = Float32(0.0) if (dY_46_u <= Float32(-199999995904.0)) tmp_1 = t_8; elseif (dY_46_u <= Float32(2000000.0)) tmp_2 = Float32(0.0) if (Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0))) >= (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) tmp_2 = t_7; else tmp_2 = Float32(Float32(Float32(1.0) / sqrt(((t_4 != t_4) ? Float32(t_5 + Float32((floor(h) ^ Float32(2.0)) * Float32(dY_46_v * dY_46_v))) : ((Float32(t_5 + Float32((floor(h) ^ Float32(2.0)) * Float32(dY_46_v * dY_46_v))) != Float32(t_5 + Float32((floor(h) ^ Float32(2.0)) * Float32(dY_46_v * dY_46_v)))) ? t_4 : max(t_4, Float32(t_5 + Float32((floor(h) ^ Float32(2.0)) * Float32(dY_46_v * dY_46_v)))))))) * t_0); end tmp_1 = tmp_2; 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 = floor(w) * dY_46_u; t_1 = floor(h) * dY_46_v; t_2 = floor(h) * dX_46_v; t_3 = floor(w) * dX_46_u; t_4 = (t_3 * t_3) + (t_2 * t_2); t_5 = t_0 * t_0; t_6 = single(1.0) / sqrt(max(t_4, (t_5 + (t_1 * t_1)))); t_7 = t_6 * t_3; tmp = single(0.0); if (((t_2 ^ single(2.0)) + (t_3 ^ single(2.0))) >= exp((single(0.0) / single(0.0)))) tmp = t_7; else tmp = t_6 * t_0; end t_8 = tmp; tmp_2 = single(0.0); if (dY_46_u <= single(-199999995904.0)) tmp_2 = t_8; elseif (dY_46_u <= single(2000000.0)) tmp_3 = single(0.0); if ((((dX_46_u * floor(w)) ^ single(2.0)) + ((dX_46_v * floor(h)) ^ single(2.0))) >= ((dY_46_v * floor(h)) ^ single(2.0))) tmp_3 = t_7; else tmp_3 = (single(1.0) / sqrt(max(t_4, (t_5 + ((floor(h) ^ single(2.0)) * (dY_46_v * dY_46_v)))))) * t_0; end tmp_2 = tmp_3; else tmp_2 = t_8; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_2 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_3 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_4 := t\_3 \cdot t\_3 + t\_2 \cdot t\_2\\
t_5 := t\_0 \cdot t\_0\\
t_6 := \frac{1}{\sqrt{\mathsf{max}\left(t\_4, t\_5 + t\_1 \cdot t\_1\right)}}\\
t_7 := t\_6 \cdot t\_3\\
t_8 := \begin{array}{l}
\mathbf{if}\;{t\_2}^{2} + {t\_3}^{2} \geq e^{\frac{0}{0}}:\\
\;\;\;\;t\_7\\
\mathbf{else}:\\
\;\;\;\;t\_6 \cdot t\_0\\
\end{array}\\
\mathbf{if}\;dY.u \leq -199999995904:\\
\;\;\;\;t\_8\\
\mathbf{elif}\;dY.u \leq 2000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} \geq {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}:\\
\;\;\;\;t\_7\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_4, t\_5 + {\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot \left(dY.v \cdot dY.v\right)\right)}} \cdot t\_0\\
\end{array}\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}
\end{array}
if dY.u < -199999996000 or 2e6 < dY.u Initial program 67.4%
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.f3234.1
Applied rewrites34.1%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3234.1
Applied rewrites34.1%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3234.1
Applied rewrites34.1%
lift-+.f32N/A
+-commutativeN/A
lift-+.f3234.1
lift-*.f32N/A
*-commutativeN/A
lift-*.f3234.1
lift-*.f32N/A
*-commutativeN/A
lift-*.f3234.1
Applied rewrites62.8%
if -199999996000 < dY.u < 2e6Initial program 82.9%
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.f3279.3
Applied rewrites79.3%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3279.3
Applied rewrites79.3%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3279.3
Applied rewrites79.3%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
unpow-prod-downN/A
lift-pow.f32N/A
lower-*.f32N/A
pow2N/A
lower-*.f3279.4
Applied rewrites79.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* (floor h) dY.v))
(t_2 (* (floor h) dX.v))
(t_3 (* (floor w) dX.u))
(t_4 (+ (* t_3 t_3) (* t_2 t_2)))
(t_5 (* t_0 t_0))
(t_6 (/ 1.0 (sqrt (fmax t_4 (+ t_5 (* t_1 t_1))))))
(t_7 (* t_6 t_3))
(t_8
(if (>= (+ (pow t_2 2.0) (pow t_3 2.0)) (exp (/ 0.0 0.0)))
t_7
(* t_6 t_0))))
(if (<= dY.u -199999995904.0)
t_8
(if (<= dY.u 2000000.0)
(if (>=
(+ (pow (* dX.u (floor w)) 2.0) (pow (* dX.v (floor h)) 2.0))
(pow (* dY.v (floor h)) 2.0))
t_7
(*
(/
1.0
(sqrt (fmax t_4 (+ t_5 (* (* (pow (floor h) 2.0) dY.v) dY.v)))))
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 = floorf(w) * dY_46_u;
float t_1 = floorf(h) * dY_46_v;
float t_2 = floorf(h) * dX_46_v;
float t_3 = floorf(w) * dX_46_u;
float t_4 = (t_3 * t_3) + (t_2 * t_2);
float t_5 = t_0 * t_0;
float t_6 = 1.0f / sqrtf(fmaxf(t_4, (t_5 + (t_1 * t_1))));
float t_7 = t_6 * t_3;
float tmp;
if ((powf(t_2, 2.0f) + powf(t_3, 2.0f)) >= expf((0.0f / 0.0f))) {
tmp = t_7;
} else {
tmp = t_6 * t_0;
}
float t_8 = tmp;
float tmp_1;
if (dY_46_u <= -199999995904.0f) {
tmp_1 = t_8;
} else if (dY_46_u <= 2000000.0f) {
float tmp_2;
if ((powf((dX_46_u * floorf(w)), 2.0f) + powf((dX_46_v * floorf(h)), 2.0f)) >= powf((dY_46_v * floorf(h)), 2.0f)) {
tmp_2 = t_7;
} else {
tmp_2 = (1.0f / sqrtf(fmaxf(t_4, (t_5 + ((powf(floorf(h), 2.0f) * dY_46_v) * dY_46_v))))) * t_0;
}
tmp_1 = tmp_2;
} 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(floor(w) * dY_46_u) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(floor(h) * dX_46_v) t_3 = Float32(floor(w) * dX_46_u) t_4 = Float32(Float32(t_3 * t_3) + Float32(t_2 * t_2)) t_5 = Float32(t_0 * t_0) t_6 = Float32(Float32(1.0) / sqrt(((t_4 != t_4) ? Float32(t_5 + Float32(t_1 * t_1)) : ((Float32(t_5 + Float32(t_1 * t_1)) != Float32(t_5 + Float32(t_1 * t_1))) ? t_4 : max(t_4, Float32(t_5 + Float32(t_1 * t_1))))))) t_7 = Float32(t_6 * t_3) tmp = Float32(0.0) if (Float32((t_2 ^ Float32(2.0)) + (t_3 ^ Float32(2.0))) >= exp(Float32(Float32(0.0) / Float32(0.0)))) tmp = t_7; else tmp = Float32(t_6 * t_0); end t_8 = tmp tmp_1 = Float32(0.0) if (dY_46_u <= Float32(-199999995904.0)) tmp_1 = t_8; elseif (dY_46_u <= Float32(2000000.0)) tmp_2 = Float32(0.0) if (Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0))) >= (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) tmp_2 = t_7; else tmp_2 = Float32(Float32(Float32(1.0) / sqrt(((t_4 != t_4) ? Float32(t_5 + Float32(Float32((floor(h) ^ Float32(2.0)) * dY_46_v) * dY_46_v)) : ((Float32(t_5 + Float32(Float32((floor(h) ^ Float32(2.0)) * dY_46_v) * dY_46_v)) != Float32(t_5 + Float32(Float32((floor(h) ^ Float32(2.0)) * dY_46_v) * dY_46_v))) ? t_4 : max(t_4, Float32(t_5 + Float32(Float32((floor(h) ^ Float32(2.0)) * dY_46_v) * dY_46_v))))))) * t_0); end tmp_1 = tmp_2; 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 = floor(w) * dY_46_u; t_1 = floor(h) * dY_46_v; t_2 = floor(h) * dX_46_v; t_3 = floor(w) * dX_46_u; t_4 = (t_3 * t_3) + (t_2 * t_2); t_5 = t_0 * t_0; t_6 = single(1.0) / sqrt(max(t_4, (t_5 + (t_1 * t_1)))); t_7 = t_6 * t_3; tmp = single(0.0); if (((t_2 ^ single(2.0)) + (t_3 ^ single(2.0))) >= exp((single(0.0) / single(0.0)))) tmp = t_7; else tmp = t_6 * t_0; end t_8 = tmp; tmp_2 = single(0.0); if (dY_46_u <= single(-199999995904.0)) tmp_2 = t_8; elseif (dY_46_u <= single(2000000.0)) tmp_3 = single(0.0); if ((((dX_46_u * floor(w)) ^ single(2.0)) + ((dX_46_v * floor(h)) ^ single(2.0))) >= ((dY_46_v * floor(h)) ^ single(2.0))) tmp_3 = t_7; else tmp_3 = (single(1.0) / sqrt(max(t_4, (t_5 + (((floor(h) ^ single(2.0)) * dY_46_v) * dY_46_v))))) * t_0; end tmp_2 = tmp_3; else tmp_2 = t_8; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_2 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_3 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_4 := t\_3 \cdot t\_3 + t\_2 \cdot t\_2\\
t_5 := t\_0 \cdot t\_0\\
t_6 := \frac{1}{\sqrt{\mathsf{max}\left(t\_4, t\_5 + t\_1 \cdot t\_1\right)}}\\
t_7 := t\_6 \cdot t\_3\\
t_8 := \begin{array}{l}
\mathbf{if}\;{t\_2}^{2} + {t\_3}^{2} \geq e^{\frac{0}{0}}:\\
\;\;\;\;t\_7\\
\mathbf{else}:\\
\;\;\;\;t\_6 \cdot t\_0\\
\end{array}\\
\mathbf{if}\;dY.u \leq -199999995904:\\
\;\;\;\;t\_8\\
\mathbf{elif}\;dY.u \leq 2000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} \geq {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}:\\
\;\;\;\;t\_7\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_4, t\_5 + \left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dY.v\right) \cdot dY.v\right)}} \cdot t\_0\\
\end{array}\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}
\end{array}
if dY.u < -199999996000 or 2e6 < dY.u Initial program 67.4%
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.f3234.1
Applied rewrites34.1%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3234.1
Applied rewrites34.1%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3234.1
Applied rewrites34.1%
lift-+.f32N/A
+-commutativeN/A
lift-+.f3234.1
lift-*.f32N/A
*-commutativeN/A
lift-*.f3234.1
lift-*.f32N/A
*-commutativeN/A
lift-*.f3234.1
Applied rewrites62.8%
if -199999996000 < dY.u < 2e6Initial program 82.9%
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.f3279.3
Applied rewrites79.3%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3279.3
Applied rewrites79.3%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3279.3
Applied rewrites79.3%
lift-*.f32N/A
lift-*.f32N/A
lift-*.f32N/A
swap-sqrN/A
unpow2N/A
lift-pow.f32N/A
associate-*l*N/A
lift-*.f32N/A
lift-*.f3279.4
Applied rewrites79.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dX.u))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dY.v))
(t_3 (* (floor h) dX.v))
(t_4
(/
1.0
(sqrt
(fmax (+ (* t_0 t_0) (* t_3 t_3)) (+ (* t_1 t_1) (* t_2 t_2))))))
(t_5 (* t_4 t_1))
(t_6 (* t_4 t_0))
(t_7
(if (>= (+ (pow t_3 2.0) (pow t_0 2.0)) (exp (/ 0.0 0.0))) t_6 t_5)))
(if (<= dY.u -199999995904.0)
t_7
(if (<= dY.u 2000000.0)
(if (>=
(+ (pow (* dX.u (floor w)) 2.0) (pow (* dX.v (floor h)) 2.0))
(pow (* dY.v (floor h)) 2.0))
t_6
t_5)
t_7))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dX_46_u;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dY_46_v;
float t_3 = floorf(h) * dX_46_v;
float t_4 = 1.0f / sqrtf(fmaxf(((t_0 * t_0) + (t_3 * t_3)), ((t_1 * t_1) + (t_2 * t_2))));
float t_5 = t_4 * t_1;
float t_6 = t_4 * t_0;
float tmp;
if ((powf(t_3, 2.0f) + powf(t_0, 2.0f)) >= expf((0.0f / 0.0f))) {
tmp = t_6;
} else {
tmp = t_5;
}
float t_7 = tmp;
float tmp_1;
if (dY_46_u <= -199999995904.0f) {
tmp_1 = t_7;
} else if (dY_46_u <= 2000000.0f) {
float tmp_2;
if ((powf((dX_46_u * floorf(w)), 2.0f) + powf((dX_46_v * floorf(h)), 2.0f)) >= powf((dY_46_v * floorf(h)), 2.0f)) {
tmp_2 = t_6;
} else {
tmp_2 = t_5;
}
tmp_1 = tmp_2;
} else {
tmp_1 = t_7;
}
return tmp_1;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dX_46_u) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dY_46_v) t_3 = Float32(floor(h) * dX_46_v) t_4 = Float32(Float32(1.0) / sqrt(((Float32(Float32(t_0 * t_0) + Float32(t_3 * t_3)) != Float32(Float32(t_0 * t_0) + Float32(t_3 * t_3))) ? Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) : ((Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) != Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2))) ? Float32(Float32(t_0 * t_0) + Float32(t_3 * t_3)) : max(Float32(Float32(t_0 * t_0) + Float32(t_3 * t_3)), Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2))))))) t_5 = Float32(t_4 * t_1) t_6 = Float32(t_4 * t_0) tmp = Float32(0.0) if (Float32((t_3 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) >= exp(Float32(Float32(0.0) / Float32(0.0)))) tmp = t_6; else tmp = t_5; end t_7 = tmp tmp_1 = Float32(0.0) if (dY_46_u <= Float32(-199999995904.0)) tmp_1 = t_7; elseif (dY_46_u <= Float32(2000000.0)) tmp_2 = Float32(0.0) if (Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0))) >= (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) tmp_2 = t_6; else tmp_2 = t_5; end tmp_1 = tmp_2; else tmp_1 = t_7; 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 = floor(w) * dX_46_u; t_1 = floor(w) * dY_46_u; t_2 = floor(h) * dY_46_v; t_3 = floor(h) * dX_46_v; t_4 = single(1.0) / sqrt(max(((t_0 * t_0) + (t_3 * t_3)), ((t_1 * t_1) + (t_2 * t_2)))); t_5 = t_4 * t_1; t_6 = t_4 * t_0; tmp = single(0.0); if (((t_3 ^ single(2.0)) + (t_0 ^ single(2.0))) >= exp((single(0.0) / single(0.0)))) tmp = t_6; else tmp = t_5; end t_7 = tmp; tmp_2 = single(0.0); if (dY_46_u <= single(-199999995904.0)) tmp_2 = t_7; elseif (dY_46_u <= single(2000000.0)) tmp_3 = single(0.0); if ((((dX_46_u * floor(w)) ^ single(2.0)) + ((dX_46_v * floor(h)) ^ single(2.0))) >= ((dY_46_v * floor(h)) ^ single(2.0))) tmp_3 = t_6; else tmp_3 = t_5; end tmp_2 = tmp_3; else tmp_2 = t_7; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_3 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_4 := \frac{1}{\sqrt{\mathsf{max}\left(t\_0 \cdot t\_0 + t\_3 \cdot t\_3, t\_1 \cdot t\_1 + t\_2 \cdot t\_2\right)}}\\
t_5 := t\_4 \cdot t\_1\\
t_6 := t\_4 \cdot t\_0\\
t_7 := \begin{array}{l}
\mathbf{if}\;{t\_3}^{2} + {t\_0}^{2} \geq e^{\frac{0}{0}}:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;t\_5\\
\end{array}\\
\mathbf{if}\;dY.u \leq -199999995904:\\
\;\;\;\;t\_7\\
\mathbf{elif}\;dY.u \leq 2000000:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} \geq {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}:\\
\;\;\;\;t\_6\\
\mathbf{else}:\\
\;\;\;\;t\_5\\
\end{array}\\
\mathbf{else}:\\
\;\;\;\;t\_7\\
\end{array}
\end{array}
if dY.u < -199999996000 or 2e6 < dY.u Initial program 67.4%
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.f3234.1
Applied rewrites34.1%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3234.1
Applied rewrites34.1%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3234.1
Applied rewrites34.1%
lift-+.f32N/A
+-commutativeN/A
lift-+.f3234.1
lift-*.f32N/A
*-commutativeN/A
lift-*.f3234.1
lift-*.f32N/A
*-commutativeN/A
lift-*.f3234.1
Applied rewrites62.8%
if -199999996000 < dY.u < 2e6Initial program 82.9%
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.f3279.3
Applied rewrites79.3%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3279.3
Applied rewrites79.3%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3279.3
Applied rewrites79.3%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* (floor h) dY.v))
(t_2 (exp (/ 0.0 0.0)))
(t_3 (* (floor h) dX.v))
(t_4 (* (floor w) dX.u))
(t_5 (+ (* t_4 t_4) (* t_3 t_3)))
(t_6 (* t_0 t_0))
(t_7 (/ 1.0 (sqrt (fmax t_5 (+ t_6 (* t_1 t_1))))))
(t_8 (* t_7 t_0)))
(if (<= dY.u -199999995904.0)
(if (>= (+ (pow t_3 2.0) (pow t_4 2.0)) t_2) (* t_7 t_4) t_8)
(if (>=
(+ (pow (* dX.u (floor w)) 2.0) (pow (* dX.v (floor h)) 2.0))
(pow (* dY.v (floor h)) 2.0))
(* (/ 1.0 (sqrt (fmax t_5 (+ t_6 (pow t_2 9.0))))) t_4)
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 = floorf(w) * dY_46_u;
float t_1 = floorf(h) * dY_46_v;
float t_2 = expf((0.0f / 0.0f));
float t_3 = floorf(h) * dX_46_v;
float t_4 = floorf(w) * dX_46_u;
float t_5 = (t_4 * t_4) + (t_3 * t_3);
float t_6 = t_0 * t_0;
float t_7 = 1.0f / sqrtf(fmaxf(t_5, (t_6 + (t_1 * t_1))));
float t_8 = t_7 * t_0;
float tmp_1;
if (dY_46_u <= -199999995904.0f) {
float tmp_2;
if ((powf(t_3, 2.0f) + powf(t_4, 2.0f)) >= t_2) {
tmp_2 = t_7 * t_4;
} else {
tmp_2 = t_8;
}
tmp_1 = tmp_2;
} else if ((powf((dX_46_u * floorf(w)), 2.0f) + powf((dX_46_v * floorf(h)), 2.0f)) >= powf((dY_46_v * floorf(h)), 2.0f)) {
tmp_1 = (1.0f / sqrtf(fmaxf(t_5, (t_6 + powf(t_2, 9.0f))))) * t_4;
} 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(floor(w) * dY_46_u) t_1 = Float32(floor(h) * dY_46_v) t_2 = exp(Float32(Float32(0.0) / Float32(0.0))) t_3 = Float32(floor(h) * dX_46_v) t_4 = Float32(floor(w) * dX_46_u) t_5 = Float32(Float32(t_4 * t_4) + Float32(t_3 * t_3)) t_6 = Float32(t_0 * t_0) t_7 = Float32(Float32(1.0) / sqrt(((t_5 != t_5) ? Float32(t_6 + Float32(t_1 * t_1)) : ((Float32(t_6 + Float32(t_1 * t_1)) != Float32(t_6 + Float32(t_1 * t_1))) ? t_5 : max(t_5, Float32(t_6 + Float32(t_1 * t_1))))))) t_8 = Float32(t_7 * t_0) tmp_1 = Float32(0.0) if (dY_46_u <= Float32(-199999995904.0)) tmp_2 = Float32(0.0) if (Float32((t_3 ^ Float32(2.0)) + (t_4 ^ Float32(2.0))) >= t_2) tmp_2 = Float32(t_7 * t_4); else tmp_2 = t_8; end tmp_1 = tmp_2; elseif (Float32((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) + (Float32(dX_46_v * floor(h)) ^ Float32(2.0))) >= (Float32(dY_46_v * floor(h)) ^ Float32(2.0))) tmp_1 = Float32(Float32(Float32(1.0) / sqrt(((t_5 != t_5) ? Float32(t_6 + (t_2 ^ Float32(9.0))) : ((Float32(t_6 + (t_2 ^ Float32(9.0))) != Float32(t_6 + (t_2 ^ Float32(9.0)))) ? t_5 : max(t_5, Float32(t_6 + (t_2 ^ Float32(9.0)))))))) * t_4); 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 = floor(w) * dY_46_u; t_1 = floor(h) * dY_46_v; t_2 = exp((single(0.0) / single(0.0))); t_3 = floor(h) * dX_46_v; t_4 = floor(w) * dX_46_u; t_5 = (t_4 * t_4) + (t_3 * t_3); t_6 = t_0 * t_0; t_7 = single(1.0) / sqrt(max(t_5, (t_6 + (t_1 * t_1)))); t_8 = t_7 * t_0; tmp_2 = single(0.0); if (dY_46_u <= single(-199999995904.0)) tmp_3 = single(0.0); if (((t_3 ^ single(2.0)) + (t_4 ^ single(2.0))) >= t_2) tmp_3 = t_7 * t_4; else tmp_3 = t_8; end tmp_2 = tmp_3; elseif ((((dX_46_u * floor(w)) ^ single(2.0)) + ((dX_46_v * floor(h)) ^ single(2.0))) >= ((dY_46_v * floor(h)) ^ single(2.0))) tmp_2 = (single(1.0) / sqrt(max(t_5, (t_6 + (t_2 ^ single(9.0)))))) * t_4; else tmp_2 = t_8; end tmp_4 = tmp_2; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_2 := e^{\frac{0}{0}}\\
t_3 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_4 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_5 := t\_4 \cdot t\_4 + t\_3 \cdot t\_3\\
t_6 := t\_0 \cdot t\_0\\
t_7 := \frac{1}{\sqrt{\mathsf{max}\left(t\_5, t\_6 + t\_1 \cdot t\_1\right)}}\\
t_8 := t\_7 \cdot t\_0\\
\mathbf{if}\;dY.u \leq -199999995904:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{t\_3}^{2} + {t\_4}^{2} \geq t\_2:\\
\;\;\;\;t\_7 \cdot t\_4\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}\\
\mathbf{elif}\;{\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} + {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} \geq {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_5, t\_6 + {t\_2}^{9}\right)}} \cdot t\_4\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array}
\end{array}
if dY.u < -199999996000Initial program 76.6%
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.f3232.8
Applied rewrites32.8%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3232.8
Applied rewrites32.8%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3232.8
Applied rewrites32.8%
lift-+.f32N/A
+-commutativeN/A
lift-+.f3232.8
lift-*.f32N/A
*-commutativeN/A
lift-*.f3232.8
lift-*.f32N/A
*-commutativeN/A
lift-*.f3232.8
Applied rewrites73.2%
if -199999996000 < dY.u Initial program 78.6%
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.f3270.2
Applied rewrites70.2%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3270.2
Applied rewrites70.2%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3270.2
Applied rewrites70.2%
Applied rewrites72.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dX.u))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dY.v))
(t_3 (* (floor h) dX.v))
(t_4
(/
1.0
(sqrt
(fmax (+ (* t_0 t_0) (* t_3 t_3)) (+ (* t_1 t_1) (* t_2 t_2)))))))
(if (>= (+ (pow t_3 2.0) (pow t_0 2.0)) (exp (/ 0.0 0.0)))
(* t_4 t_0)
(* t_4 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(w) * dX_46_u;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dY_46_v;
float t_3 = floorf(h) * dX_46_v;
float t_4 = 1.0f / sqrtf(fmaxf(((t_0 * t_0) + (t_3 * t_3)), ((t_1 * t_1) + (t_2 * t_2))));
float tmp;
if ((powf(t_3, 2.0f) + powf(t_0, 2.0f)) >= expf((0.0f / 0.0f))) {
tmp = t_4 * t_0;
} else {
tmp = t_4 * 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(w) * dX_46_u) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dY_46_v) t_3 = Float32(floor(h) * dX_46_v) t_4 = Float32(Float32(1.0) / sqrt(((Float32(Float32(t_0 * t_0) + Float32(t_3 * t_3)) != Float32(Float32(t_0 * t_0) + Float32(t_3 * t_3))) ? Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) : ((Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) != Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2))) ? Float32(Float32(t_0 * t_0) + Float32(t_3 * t_3)) : max(Float32(Float32(t_0 * t_0) + Float32(t_3 * t_3)), Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2))))))) tmp = Float32(0.0) if (Float32((t_3 ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) >= exp(Float32(Float32(0.0) / Float32(0.0)))) tmp = Float32(t_4 * t_0); else tmp = Float32(t_4 * 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(w) * dX_46_u; t_1 = floor(w) * dY_46_u; t_2 = floor(h) * dY_46_v; t_3 = floor(h) * dX_46_v; t_4 = single(1.0) / sqrt(max(((t_0 * t_0) + (t_3 * t_3)), ((t_1 * t_1) + (t_2 * t_2)))); tmp = single(0.0); if (((t_3 ^ single(2.0)) + (t_0 ^ single(2.0))) >= exp((single(0.0) / single(0.0)))) tmp = t_4 * t_0; else tmp = t_4 * t_1; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_3 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_4 := \frac{1}{\sqrt{\mathsf{max}\left(t\_0 \cdot t\_0 + t\_3 \cdot t\_3, t\_1 \cdot t\_1 + t\_2 \cdot t\_2\right)}}\\
\mathbf{if}\;{t\_3}^{2} + {t\_0}^{2} \geq e^{\frac{0}{0}}:\\
\;\;\;\;t\_4 \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;t\_4 \cdot t\_1\\
\end{array}
\end{array}
Initial program 78.3%
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.f3265.9
Applied rewrites65.9%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3265.9
Applied rewrites65.9%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3265.9
Applied rewrites65.9%
lift-+.f32N/A
+-commutativeN/A
lift-+.f3265.9
lift-*.f32N/A
*-commutativeN/A
lift-*.f3265.9
lift-*.f32N/A
*-commutativeN/A
lift-*.f3265.9
Applied rewrites45.0%
herbie shell --seed 2024322
(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))))