
(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(fmax(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 6 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(fmax(t_3, t_5))) tmp = Float32(0.0) if (t_3 >= t_5) tmp = Float32(t_6 * t_2); else tmp = Float32(t_6 * t_1); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = floor(w) * dY_46_u; t_2 = floor(w) * dX_46_u; t_3 = (t_2 * t_2) + (t_0 * t_0); t_4 = floor(h) * dY_46_v; t_5 = (t_1 * t_1) + (t_4 * t_4); t_6 = single(1.0) / sqrt(max(t_3, t_5)); tmp = single(0.0); if (t_3 >= t_5) tmp = t_6 * t_2; else tmp = t_6 * t_1; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_3 := t\_2 \cdot t\_2 + t\_0 \cdot t\_0\\
t_4 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_5 := t\_1 \cdot t\_1 + t\_4 \cdot t\_4\\
t_6 := \frac{1}{\sqrt{\mathsf{max}\left(t\_3, t\_5\right)}}\\
\mathbf{if}\;t\_3 \geq t\_5:\\
\;\;\;\;t\_6 \cdot t\_2\\
\mathbf{else}:\\
\;\;\;\;t\_6 \cdot t\_1\\
\end{array}
\end{array}
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* dX.u (floor w)))
(t_1 (+ (pow (* dX.v (floor h)) 2.0) (pow t_0 2.0)))
(t_2 (* dY.u (floor w)))
(t_3 (+ (pow (* dY.v (floor h)) 2.0) (pow t_2 2.0)))
(t_4 (sqrt (fmax t_1 t_3))))
(if (>= t_1 t_3) (/ (* t_0 (- -1.0)) t_4) (/ (* t_2 (- -1.0)) t_4))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = dX_46_u * floorf(w);
float t_1 = powf((dX_46_v * floorf(h)), 2.0f) + powf(t_0, 2.0f);
float t_2 = dY_46_u * floorf(w);
float t_3 = powf((dY_46_v * floorf(h)), 2.0f) + powf(t_2, 2.0f);
float t_4 = sqrtf(fmaxf(t_1, t_3));
float tmp;
if (t_1 >= t_3) {
tmp = (t_0 * -(-1.0f)) / t_4;
} else {
tmp = (t_2 * -(-1.0f)) / t_4;
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(dX_46_u * floor(w)) t_1 = Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (t_0 ^ Float32(2.0))) t_2 = Float32(dY_46_u * floor(w)) t_3 = Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) t_4 = sqrt(fmax(t_1, t_3)) tmp = Float32(0.0) if (t_1 >= t_3) tmp = Float32(Float32(t_0 * Float32(-Float32(-1.0))) / t_4); else tmp = Float32(Float32(t_2 * Float32(-Float32(-1.0))) / t_4); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = dX_46_u * floor(w); t_1 = ((dX_46_v * floor(h)) ^ single(2.0)) + (t_0 ^ single(2.0)); t_2 = dY_46_u * floor(w); t_3 = ((dY_46_v * floor(h)) ^ single(2.0)) + (t_2 ^ single(2.0)); t_4 = sqrt(max(t_1, t_3)); tmp = single(0.0); if (t_1 >= t_3) tmp = (t_0 * -single(-1.0)) / t_4; else tmp = (t_2 * -single(-1.0)) / t_4; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := dX.u \cdot \left\lfloor w\right\rfloor \\
t_1 := {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {t\_0}^{2}\\
t_2 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_3 := {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {t\_2}^{2}\\
t_4 := \sqrt{\mathsf{max}\left(t\_1, t\_3\right)}\\
\mathbf{if}\;t\_1 \geq t\_3:\\
\;\;\;\;\frac{t\_0 \cdot \left(--1\right)}{t\_4}\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_2 \cdot \left(--1\right)}{t\_4}\\
\end{array}
\end{array}
Initial program 76.1%
lift-*.f32N/A
*-commutativeN/A
lift-/.f32N/A
frac-2negN/A
metadata-evalN/A
Applied rewrites76.3%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
unpow-prod-downN/A
lift-pow.f32N/A
lower-*.f32N/A
pow2N/A
lower-*.f3276.3
Applied rewrites76.3%
lift-+.f32N/A
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f32N/A
lift-*.f32N/A
pow2N/A
lower-pow.f32N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
+-commutativeN/A
lift-+.f3276.3
lift-+.f32N/A
Applied rewrites76.3%
Applied rewrites76.4%
Final simplification76.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* t_0 t_0))
(t_2 (* (floor h) dX.v))
(t_3 (+ (pow (* dY.v (floor h)) 2.0) (pow (* dY.u (floor w)) 2.0)))
(t_4 (>= (pow (* dX.u (floor w)) 2.0) t_3))
(t_5 (* (floor h) dY.v))
(t_6 (+ t_1 (* t_5 t_5)))
(t_7 (* (floor w) dX.u))
(t_8 (* t_7 t_7))
(t_9 (+ t_8 (* t_2 t_2)))
(t_10 (/ 1.0 (sqrt (fmax t_9 t_6))))
(t_11 (* t_10 t_0))
(t_12 (* t_10 t_7))
(t_13 (if (>= t_9 t_6) t_12 t_11)))
(if (<= t_13 -0.0020000000949949026)
(if t_4
t_12
(*
(/
1.0
(sqrt (fmax t_9 (+ t_1 (* (floor h) (* (floor h) (* dY.v dY.v)))))))
t_0))
(if (<= t_13 0.00044999999227002263)
(if (>= (pow t_2 2.0) t_3) t_12 t_11)
(if t_4
(*
(/
1.0
(sqrt (fmax (+ t_8 (* (floor h) (* (floor h) (* dX.v dX.v)))) t_6)))
t_7)
t_11)))))
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 = t_0 * t_0;
float t_2 = floorf(h) * dX_46_v;
float t_3 = powf((dY_46_v * floorf(h)), 2.0f) + powf((dY_46_u * floorf(w)), 2.0f);
int t_4 = powf((dX_46_u * floorf(w)), 2.0f) >= t_3;
float t_5 = floorf(h) * dY_46_v;
float t_6 = t_1 + (t_5 * t_5);
float t_7 = floorf(w) * dX_46_u;
float t_8 = t_7 * t_7;
float t_9 = t_8 + (t_2 * t_2);
float t_10 = 1.0f / sqrtf(fmaxf(t_9, t_6));
float t_11 = t_10 * t_0;
float t_12 = t_10 * t_7;
float tmp;
if (t_9 >= t_6) {
tmp = t_12;
} else {
tmp = t_11;
}
float t_13 = tmp;
float tmp_2;
if (t_13 <= -0.0020000000949949026f) {
float tmp_3;
if (t_4) {
tmp_3 = t_12;
} else {
tmp_3 = (1.0f / sqrtf(fmaxf(t_9, (t_1 + (floorf(h) * (floorf(h) * (dY_46_v * dY_46_v))))))) * t_0;
}
tmp_2 = tmp_3;
} else if (t_13 <= 0.00044999999227002263f) {
float tmp_4;
if (powf(t_2, 2.0f) >= t_3) {
tmp_4 = t_12;
} else {
tmp_4 = t_11;
}
tmp_2 = tmp_4;
} else if (t_4) {
tmp_2 = (1.0f / sqrtf(fmaxf((t_8 + (floorf(h) * (floorf(h) * (dX_46_v * dX_46_v)))), t_6))) * t_7;
} else {
tmp_2 = t_11;
}
return tmp_2;
}
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(t_0 * t_0) t_2 = Float32(floor(h) * dX_46_v) t_3 = Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dY_46_u * floor(w)) ^ Float32(2.0))) t_4 = (Float32(dX_46_u * floor(w)) ^ Float32(2.0)) >= t_3 t_5 = Float32(floor(h) * dY_46_v) t_6 = Float32(t_1 + Float32(t_5 * t_5)) t_7 = Float32(floor(w) * dX_46_u) t_8 = Float32(t_7 * t_7) t_9 = Float32(t_8 + Float32(t_2 * t_2)) t_10 = Float32(Float32(1.0) / sqrt(fmax(t_9, t_6))) t_11 = Float32(t_10 * t_0) t_12 = Float32(t_10 * t_7) tmp = Float32(0.0) if (t_9 >= t_6) tmp = t_12; else tmp = t_11; end t_13 = tmp tmp_2 = Float32(0.0) if (t_13 <= Float32(-0.0020000000949949026)) tmp_3 = Float32(0.0) if (t_4) tmp_3 = t_12; else tmp_3 = Float32(Float32(Float32(1.0) / sqrt(fmax(t_9, Float32(t_1 + Float32(floor(h) * Float32(floor(h) * Float32(dY_46_v * dY_46_v))))))) * t_0); end tmp_2 = tmp_3; elseif (t_13 <= Float32(0.00044999999227002263)) tmp_4 = Float32(0.0) if ((t_2 ^ Float32(2.0)) >= t_3) tmp_4 = t_12; else tmp_4 = t_11; end tmp_2 = tmp_4; elseif (t_4) tmp_2 = Float32(Float32(Float32(1.0) / sqrt(fmax(Float32(t_8 + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))), t_6))) * t_7); else tmp_2 = t_11; end return tmp_2 end
function tmp_6 = 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 = t_0 * t_0; t_2 = floor(h) * dX_46_v; t_3 = ((dY_46_v * floor(h)) ^ single(2.0)) + ((dY_46_u * floor(w)) ^ single(2.0)); t_4 = ((dX_46_u * floor(w)) ^ single(2.0)) >= t_3; t_5 = floor(h) * dY_46_v; t_6 = t_1 + (t_5 * t_5); t_7 = floor(w) * dX_46_u; t_8 = t_7 * t_7; t_9 = t_8 + (t_2 * t_2); t_10 = single(1.0) / sqrt(max(t_9, t_6)); t_11 = t_10 * t_0; t_12 = t_10 * t_7; tmp = single(0.0); if (t_9 >= t_6) tmp = t_12; else tmp = t_11; end t_13 = tmp; tmp_3 = single(0.0); if (t_13 <= single(-0.0020000000949949026)) tmp_4 = single(0.0); if (t_4) tmp_4 = t_12; else tmp_4 = (single(1.0) / sqrt(max(t_9, (t_1 + (floor(h) * (floor(h) * (dY_46_v * dY_46_v))))))) * t_0; end tmp_3 = tmp_4; elseif (t_13 <= single(0.00044999999227002263)) tmp_5 = single(0.0); if ((t_2 ^ single(2.0)) >= t_3) tmp_5 = t_12; else tmp_5 = t_11; end tmp_3 = tmp_5; elseif (t_4) tmp_3 = (single(1.0) / sqrt(max((t_8 + (floor(h) * (floor(h) * (dX_46_v * dX_46_v)))), t_6))) * t_7; else tmp_3 = t_11; end tmp_6 = tmp_3; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := t\_0 \cdot t\_0\\
t_2 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_3 := {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_4 := {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} \geq t\_3\\
t_5 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_6 := t\_1 + t\_5 \cdot t\_5\\
t_7 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_8 := t\_7 \cdot t\_7\\
t_9 := t\_8 + t\_2 \cdot t\_2\\
t_10 := \frac{1}{\sqrt{\mathsf{max}\left(t\_9, t\_6\right)}}\\
t_11 := t\_10 \cdot t\_0\\
t_12 := t\_10 \cdot t\_7\\
t_13 := \begin{array}{l}
\mathbf{if}\;t\_9 \geq t\_6:\\
\;\;\;\;t\_12\\
\mathbf{else}:\\
\;\;\;\;t\_11\\
\end{array}\\
\mathbf{if}\;t\_13 \leq -0.0020000000949949026:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;t\_4:\\
\;\;\;\;t\_12\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_9, t\_1 + \left\lfloor h\right\rfloor \cdot \left(\left\lfloor h\right\rfloor \cdot \left(dY.v \cdot dY.v\right)\right)\right)}} \cdot t\_0\\
\end{array}\\
\mathbf{elif}\;t\_13 \leq 0.00044999999227002263:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{t\_2}^{2} \geq t\_3:\\
\;\;\;\;t\_12\\
\mathbf{else}:\\
\;\;\;\;t\_11\\
\end{array}\\
\mathbf{elif}\;t\_4:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_8 + \left\lfloor h\right\rfloor \cdot \left(\left\lfloor h\right\rfloor \cdot \left(dX.v \cdot dX.v\right)\right), t\_6\right)}} \cdot t\_7\\
\mathbf{else}:\\
\;\;\;\;t\_11\\
\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 w) dX.u)) (*.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 w) dY.u))) < -0.00200000009Initial program 99.4%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
unpow2N/A
swap-sqrN/A
associate-*r*N/A
lower-*.f32N/A
*-commutativeN/A
associate-*r*N/A
unpow2N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3299.4
Applied rewrites99.4%
lift-*.f32N/A
pow2N/A
lower-pow.f3299.4
lift-*.f32N/A
*-commutativeN/A
lift-*.f3299.4
Applied rewrites99.4%
lift-*.f32N/A
lift-*.f32N/A
associate-*l*N/A
pow2N/A
lift-pow.f32N/A
unpow-prod-downN/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3299.4
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
Applied rewrites99.4%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
unpow-prod-downN/A
unpow2N/A
associate-*l*N/A
lower-*.f32N/A
lower-*.f32N/A
pow2N/A
lower-*.f3299.5
Applied rewrites99.5%
if -0.00200000009 < (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 w) dX.u)) (*.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 w) dY.u))) < 4.49999992e-4Initial program 61.4%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
unpow2N/A
swap-sqrN/A
associate-*r*N/A
lower-*.f32N/A
*-commutativeN/A
associate-*r*N/A
unpow2N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3243.7
Applied rewrites43.7%
lift-*.f32N/A
pow2N/A
lower-pow.f3243.7
lift-*.f32N/A
*-commutativeN/A
lift-*.f3243.7
Applied rewrites43.7%
lift-*.f32N/A
lift-*.f32N/A
associate-*l*N/A
pow2N/A
lift-pow.f32N/A
unpow-prod-downN/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3243.7
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
Applied rewrites43.7%
Taylor expanded in dX.u around 0
*-commutativeN/A
unpow2N/A
unpow2N/A
swap-sqrN/A
unpow2N/A
lower-pow.f32N/A
lower-*.f32N/A
lower-floor.f3261.4
Applied rewrites61.4%
if 4.49999992e-4 < (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 w) dX.u)) (*.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 w) dY.u))) Initial program 99.2%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
unpow2N/A
swap-sqrN/A
associate-*r*N/A
lower-*.f32N/A
*-commutativeN/A
associate-*r*N/A
unpow2N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3299.2
Applied rewrites99.2%
lift-*.f32N/A
pow2N/A
lower-pow.f3299.2
lift-*.f32N/A
*-commutativeN/A
lift-*.f3299.2
Applied rewrites99.2%
lift-*.f32N/A
lift-*.f32N/A
associate-*l*N/A
pow2N/A
lift-pow.f32N/A
unpow-prod-downN/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3299.2
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
Applied rewrites99.2%
lift-*.f32N/A
lift-*.f32N/A
lift-*.f32N/A
swap-sqrN/A
lift-*.f32N/A
associate-*l*N/A
lower-*.f32N/A
lower-*.f3299.2
Applied rewrites99.2%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dY.u))
(t_1 (* t_0 t_0))
(t_2 (* (floor h) dX.v))
(t_3 (* (floor h) dY.v))
(t_4 (+ t_1 (* t_3 t_3)))
(t_5 (* (floor w) dX.u))
(t_6 (+ (* t_5 t_5) (* t_2 t_2)))
(t_7 (/ 1.0 (sqrt (fmax t_6 t_4))))
(t_8 (* t_7 t_0))
(t_9 (* t_7 t_5)))
(if (<= (if (>= t_6 t_4) t_9 t_8) -0.0020000000949949026)
(if (>=
(pow (* dX.u (floor w)) 2.0)
(+ (pow (* dY.v (floor h)) 2.0) (pow (* dY.u (floor w)) 2.0)))
t_9
(*
(/
1.0
(sqrt (fmax t_6 (+ t_1 (* (floor h) (* (floor h) (* dY.v dY.v)))))))
t_0))
(if (>= t_6 (* (* (pow (floor h) 2.0) dY.v) dY.v)) t_9 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 = t_0 * t_0;
float t_2 = floorf(h) * dX_46_v;
float t_3 = floorf(h) * dY_46_v;
float t_4 = t_1 + (t_3 * t_3);
float t_5 = floorf(w) * dX_46_u;
float t_6 = (t_5 * t_5) + (t_2 * t_2);
float t_7 = 1.0f / sqrtf(fmaxf(t_6, t_4));
float t_8 = t_7 * t_0;
float t_9 = t_7 * t_5;
float tmp;
if (t_6 >= t_4) {
tmp = t_9;
} else {
tmp = t_8;
}
float tmp_2;
if (tmp <= -0.0020000000949949026f) {
float tmp_3;
if (powf((dX_46_u * floorf(w)), 2.0f) >= (powf((dY_46_v * floorf(h)), 2.0f) + powf((dY_46_u * floorf(w)), 2.0f))) {
tmp_3 = t_9;
} else {
tmp_3 = (1.0f / sqrtf(fmaxf(t_6, (t_1 + (floorf(h) * (floorf(h) * (dY_46_v * dY_46_v))))))) * t_0;
}
tmp_2 = tmp_3;
} else if (t_6 >= ((powf(floorf(h), 2.0f) * dY_46_v) * dY_46_v)) {
tmp_2 = t_9;
} else {
tmp_2 = t_8;
}
return tmp_2;
}
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(t_0 * t_0) t_2 = Float32(floor(h) * dX_46_v) t_3 = Float32(floor(h) * dY_46_v) t_4 = Float32(t_1 + Float32(t_3 * t_3)) t_5 = Float32(floor(w) * dX_46_u) t_6 = Float32(Float32(t_5 * t_5) + Float32(t_2 * t_2)) t_7 = Float32(Float32(1.0) / sqrt(fmax(t_6, t_4))) t_8 = Float32(t_7 * t_0) t_9 = Float32(t_7 * t_5) tmp = Float32(0.0) if (t_6 >= t_4) tmp = t_9; else tmp = t_8; end tmp_2 = Float32(0.0) if (tmp <= Float32(-0.0020000000949949026)) tmp_3 = Float32(0.0) if ((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) >= Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dY_46_u * floor(w)) ^ Float32(2.0)))) tmp_3 = t_9; else tmp_3 = Float32(Float32(Float32(1.0) / sqrt(fmax(t_6, Float32(t_1 + Float32(floor(h) * Float32(floor(h) * Float32(dY_46_v * dY_46_v))))))) * t_0); end tmp_2 = tmp_3; elseif (t_6 >= Float32(Float32((floor(h) ^ Float32(2.0)) * dY_46_v) * dY_46_v)) tmp_2 = t_9; else tmp_2 = t_8; 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 = floor(w) * dY_46_u; t_1 = t_0 * t_0; t_2 = floor(h) * dX_46_v; t_3 = floor(h) * dY_46_v; t_4 = t_1 + (t_3 * t_3); t_5 = floor(w) * dX_46_u; t_6 = (t_5 * t_5) + (t_2 * t_2); t_7 = single(1.0) / sqrt(max(t_6, t_4)); t_8 = t_7 * t_0; t_9 = t_7 * t_5; tmp = single(0.0); if (t_6 >= t_4) tmp = t_9; else tmp = t_8; end tmp_3 = single(0.0); if (tmp <= single(-0.0020000000949949026)) tmp_4 = single(0.0); if (((dX_46_u * floor(w)) ^ single(2.0)) >= (((dY_46_v * floor(h)) ^ single(2.0)) + ((dY_46_u * floor(w)) ^ single(2.0)))) tmp_4 = t_9; else tmp_4 = (single(1.0) / sqrt(max(t_6, (t_1 + (floor(h) * (floor(h) * (dY_46_v * dY_46_v))))))) * t_0; end tmp_3 = tmp_4; elseif (t_6 >= (((floor(h) ^ single(2.0)) * dY_46_v) * dY_46_v)) tmp_3 = t_9; else tmp_3 = t_8; end tmp_5 = tmp_3; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := t\_0 \cdot t\_0\\
t_2 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_3 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_4 := t\_1 + t\_3 \cdot t\_3\\
t_5 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_6 := t\_5 \cdot t\_5 + t\_2 \cdot t\_2\\
t_7 := \frac{1}{\sqrt{\mathsf{max}\left(t\_6, t\_4\right)}}\\
t_8 := t\_7 \cdot t\_0\\
t_9 := t\_7 \cdot t\_5\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_6 \geq t\_4:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\end{array} \leq -0.0020000000949949026:\\
\;\;\;\;\begin{array}{l}
\mathbf{if}\;{\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} \geq {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_6, t\_1 + \left\lfloor h\right\rfloor \cdot \left(\left\lfloor h\right\rfloor \cdot \left(dY.v \cdot dY.v\right)\right)\right)}} \cdot t\_0\\
\end{array}\\
\mathbf{elif}\;t\_6 \geq \left({\left(\left\lfloor h\right\rfloor \right)}^{2} \cdot dY.v\right) \cdot dY.v:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;t\_8\\
\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 w) dX.u)) (*.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 w) dY.u))) < -0.00200000009Initial program 99.4%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
unpow2N/A
swap-sqrN/A
associate-*r*N/A
lower-*.f32N/A
*-commutativeN/A
associate-*r*N/A
unpow2N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3299.4
Applied rewrites99.4%
lift-*.f32N/A
pow2N/A
lower-pow.f3299.4
lift-*.f32N/A
*-commutativeN/A
lift-*.f3299.4
Applied rewrites99.4%
lift-*.f32N/A
lift-*.f32N/A
associate-*l*N/A
pow2N/A
lift-pow.f32N/A
unpow-prod-downN/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3299.4
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
Applied rewrites99.4%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
unpow-prod-downN/A
unpow2N/A
associate-*l*N/A
lower-*.f32N/A
lower-*.f32N/A
pow2N/A
lower-*.f3299.5
Applied rewrites99.5%
if -0.00200000009 < (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 w) dX.u)) (*.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 w) dY.u))) Initial program 69.6%
Taylor expanded in dY.u around 0
*-commutativeN/A
unpow2N/A
unpow2N/A
swap-sqrN/A
associate-*r*N/A
lower-*.f32N/A
*-commutativeN/A
associate-*r*N/A
unpow2N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3266.0
Applied rewrites66.0%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor w) dX.u))
(t_1 (+ (pow (* dX.v (floor h)) 2.0) (pow (* dX.u (floor w)) 2.0)))
(t_2 (* dY.u (floor w)))
(t_3 (+ (pow (* dY.v (floor h)) 2.0) (pow t_2 2.0))))
(if (>= t_1 t_3)
(*
(sqrt
(/
1.0
(fmax
(+ (pow t_0 2.0) (pow (* (floor h) dX.v) 2.0))
(+ (pow (* (floor h) dY.v) 2.0) (pow (* (floor w) dY.u) 2.0)))))
t_0)
(/ (* t_2 (- -1.0)) (sqrt (fmax t_1 t_3))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(w) * dX_46_u;
float t_1 = powf((dX_46_v * floorf(h)), 2.0f) + powf((dX_46_u * floorf(w)), 2.0f);
float t_2 = dY_46_u * floorf(w);
float t_3 = powf((dY_46_v * floorf(h)), 2.0f) + powf(t_2, 2.0f);
float tmp;
if (t_1 >= t_3) {
tmp = sqrtf((1.0f / fmaxf((powf(t_0, 2.0f) + powf((floorf(h) * dX_46_v), 2.0f)), (powf((floorf(h) * dY_46_v), 2.0f) + powf((floorf(w) * dY_46_u), 2.0f))))) * t_0;
} else {
tmp = (t_2 * -(-1.0f)) / sqrtf(fmaxf(t_1, t_3));
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dX_46_u) t_1 = Float32((Float32(dX_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dX_46_u * floor(w)) ^ Float32(2.0))) t_2 = Float32(dY_46_u * floor(w)) t_3 = Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (t_2 ^ Float32(2.0))) tmp = Float32(0.0) if (t_1 >= t_3) tmp = Float32(sqrt(Float32(Float32(1.0) / fmax(Float32((t_0 ^ Float32(2.0)) + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))), Float32((Float32(floor(h) * dY_46_v) ^ Float32(2.0)) + (Float32(floor(w) * dY_46_u) ^ Float32(2.0)))))) * t_0); else tmp = Float32(Float32(t_2 * Float32(-Float32(-1.0))) / sqrt(fmax(t_1, t_3))); end return tmp end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(w) * dX_46_u; t_1 = ((dX_46_v * floor(h)) ^ single(2.0)) + ((dX_46_u * floor(w)) ^ single(2.0)); t_2 = dY_46_u * floor(w); t_3 = ((dY_46_v * floor(h)) ^ single(2.0)) + (t_2 ^ single(2.0)); tmp = single(0.0); if (t_1 >= t_3) tmp = sqrt((single(1.0) / max(((t_0 ^ single(2.0)) + ((floor(h) * dX_46_v) ^ single(2.0))), (((floor(h) * dY_46_v) ^ single(2.0)) + ((floor(w) * dY_46_u) ^ single(2.0)))))) * t_0; else tmp = (t_2 * -single(-1.0)) / sqrt(max(t_1, t_3)); end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_1 := {\left(dX.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2}\\
t_2 := dY.u \cdot \left\lfloor w\right\rfloor \\
t_3 := {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {t\_2}^{2}\\
\mathbf{if}\;t\_1 \geq t\_3:\\
\;\;\;\;\sqrt{\frac{1}{\mathsf{max}\left({t\_0}^{2} + {\left(\left\lfloor h\right\rfloor \cdot dX.v\right)}^{2}, {\left(\left\lfloor h\right\rfloor \cdot dY.v\right)}^{2} + {\left(\left\lfloor w\right\rfloor \cdot dY.u\right)}^{2}\right)}} \cdot t\_0\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_2 \cdot \left(--1\right)}{\sqrt{\mathsf{max}\left(t\_1, t\_3\right)}}\\
\end{array}
\end{array}
Initial program 76.1%
lift-*.f32N/A
*-commutativeN/A
lift-/.f32N/A
frac-2negN/A
metadata-evalN/A
Applied rewrites76.3%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
unpow-prod-downN/A
lift-pow.f32N/A
lower-*.f32N/A
pow2N/A
lower-*.f3276.3
Applied rewrites76.3%
lift-+.f32N/A
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f32N/A
lift-*.f32N/A
pow2N/A
lower-pow.f32N/A
lift-*.f32N/A
*-commutativeN/A
lift-*.f32N/A
+-commutativeN/A
lift-+.f3276.3
lift-+.f32N/A
Applied rewrites76.3%
Taylor expanded in w around 0
Applied rewrites76.2%
Final simplification76.2%
(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 (* t_1 t_1))
(t_3 (* (floor h) dY.v))
(t_4 (* (floor w) dX.u))
(t_5 (+ (* t_4 t_4) (* t_0 t_0))))
(if (>=
(pow (* dX.u (floor w)) 2.0)
(+ (pow (* dY.v (floor h)) 2.0) (pow (* dY.u (floor w)) 2.0)))
(* (/ 1.0 (sqrt (fmax t_5 (+ t_2 (* t_3 t_3))))) t_4)
(*
(/
1.0
(sqrt (fmax t_5 (+ t_2 (* (floor h) (* (floor h) (* dY.v dY.v)))))))
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 = t_1 * t_1;
float t_3 = floorf(h) * dY_46_v;
float t_4 = floorf(w) * dX_46_u;
float t_5 = (t_4 * t_4) + (t_0 * t_0);
float tmp;
if (powf((dX_46_u * floorf(w)), 2.0f) >= (powf((dY_46_v * floorf(h)), 2.0f) + powf((dY_46_u * floorf(w)), 2.0f))) {
tmp = (1.0f / sqrtf(fmaxf(t_5, (t_2 + (t_3 * t_3))))) * t_4;
} else {
tmp = (1.0f / sqrtf(fmaxf(t_5, (t_2 + (floorf(h) * (floorf(h) * (dY_46_v * dY_46_v))))))) * 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(t_1 * t_1) t_3 = Float32(floor(h) * dY_46_v) t_4 = Float32(floor(w) * dX_46_u) t_5 = Float32(Float32(t_4 * t_4) + Float32(t_0 * t_0)) tmp = Float32(0.0) if ((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) >= Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dY_46_u * floor(w)) ^ Float32(2.0)))) tmp = Float32(Float32(Float32(1.0) / sqrt(fmax(t_5, Float32(t_2 + Float32(t_3 * t_3))))) * t_4); else tmp = Float32(Float32(Float32(1.0) / sqrt(fmax(t_5, Float32(t_2 + Float32(floor(h) * Float32(floor(h) * Float32(dY_46_v * dY_46_v))))))) * 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 = t_1 * t_1; t_3 = floor(h) * dY_46_v; t_4 = floor(w) * dX_46_u; t_5 = (t_4 * t_4) + (t_0 * t_0); tmp = single(0.0); if (((dX_46_u * floor(w)) ^ single(2.0)) >= (((dY_46_v * floor(h)) ^ single(2.0)) + ((dY_46_u * floor(w)) ^ single(2.0)))) tmp = (single(1.0) / sqrt(max(t_5, (t_2 + (t_3 * t_3))))) * t_4; else tmp = (single(1.0) / sqrt(max(t_5, (t_2 + (floor(h) * (floor(h) * (dY_46_v * dY_46_v))))))) * 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 := t\_1 \cdot t\_1\\
t_3 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_4 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_5 := t\_4 \cdot t\_4 + t\_0 \cdot t\_0\\
\mathbf{if}\;{\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} \geq {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_5, t\_2 + t\_3 \cdot t\_3\right)}} \cdot t\_4\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_5, t\_2 + \left\lfloor h\right\rfloor \cdot \left(\left\lfloor h\right\rfloor \cdot \left(dY.v \cdot dY.v\right)\right)\right)}} \cdot t\_1\\
\end{array}
\end{array}
Initial program 76.1%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
unpow2N/A
swap-sqrN/A
associate-*r*N/A
lower-*.f32N/A
*-commutativeN/A
associate-*r*N/A
unpow2N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3265.2
Applied rewrites65.2%
lift-*.f32N/A
pow2N/A
lower-pow.f3265.2
lift-*.f32N/A
*-commutativeN/A
lift-*.f3265.2
Applied rewrites65.2%
lift-*.f32N/A
lift-*.f32N/A
associate-*l*N/A
pow2N/A
lift-pow.f32N/A
unpow-prod-downN/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3265.2
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
Applied rewrites65.2%
lift-*.f32N/A
pow2N/A
lift-*.f32N/A
unpow-prod-downN/A
unpow2N/A
associate-*l*N/A
lower-*.f32N/A
lower-*.f32N/A
pow2N/A
lower-*.f3265.2
Applied rewrites65.2%
(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 (+ (* t_0 t_0) (* t_1 t_1)))
(t_3 (* (floor w) dX.u))
(t_4 (* t_3 t_3))
(t_5 (* (floor h) dX.v)))
(if (>=
(pow (* dX.u (floor w)) 2.0)
(+ (pow (* dY.v (floor h)) 2.0) (pow (* dY.u (floor w)) 2.0)))
(*
(/
1.0
(sqrt (fmax (+ t_4 (* (floor h) (* (floor h) (* dX.v dX.v)))) t_2)))
t_3)
(* (/ 1.0 (sqrt (fmax (+ t_4 (* t_5 t_5)) t_2))) t_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 = floorf(w) * dY_46_u;
float t_1 = floorf(h) * dY_46_v;
float t_2 = (t_0 * t_0) + (t_1 * t_1);
float t_3 = floorf(w) * dX_46_u;
float t_4 = t_3 * t_3;
float t_5 = floorf(h) * dX_46_v;
float tmp;
if (powf((dX_46_u * floorf(w)), 2.0f) >= (powf((dY_46_v * floorf(h)), 2.0f) + powf((dY_46_u * floorf(w)), 2.0f))) {
tmp = (1.0f / sqrtf(fmaxf((t_4 + (floorf(h) * (floorf(h) * (dX_46_v * dX_46_v)))), t_2))) * t_3;
} else {
tmp = (1.0f / sqrtf(fmaxf((t_4 + (t_5 * t_5)), t_2))) * t_0;
}
return tmp;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(w) * dY_46_u) t_1 = Float32(floor(h) * dY_46_v) t_2 = Float32(Float32(t_0 * t_0) + Float32(t_1 * t_1)) t_3 = Float32(floor(w) * dX_46_u) t_4 = Float32(t_3 * t_3) t_5 = Float32(floor(h) * dX_46_v) tmp = Float32(0.0) if ((Float32(dX_46_u * floor(w)) ^ Float32(2.0)) >= Float32((Float32(dY_46_v * floor(h)) ^ Float32(2.0)) + (Float32(dY_46_u * floor(w)) ^ Float32(2.0)))) tmp = Float32(Float32(Float32(1.0) / sqrt(fmax(Float32(t_4 + Float32(floor(h) * Float32(floor(h) * Float32(dX_46_v * dX_46_v)))), t_2))) * t_3); else tmp = Float32(Float32(Float32(1.0) / sqrt(fmax(Float32(t_4 + Float32(t_5 * t_5)), t_2))) * t_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 = floor(w) * dY_46_u; t_1 = floor(h) * dY_46_v; t_2 = (t_0 * t_0) + (t_1 * t_1); t_3 = floor(w) * dX_46_u; t_4 = t_3 * t_3; t_5 = floor(h) * dX_46_v; tmp = single(0.0); if (((dX_46_u * floor(w)) ^ single(2.0)) >= (((dY_46_v * floor(h)) ^ single(2.0)) + ((dY_46_u * floor(w)) ^ single(2.0)))) tmp = (single(1.0) / sqrt(max((t_4 + (floor(h) * (floor(h) * (dX_46_v * dX_46_v)))), t_2))) * t_3; else tmp = (single(1.0) / sqrt(max((t_4 + (t_5 * t_5)), t_2))) * t_0; end tmp_2 = tmp; end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_1 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_2 := t\_0 \cdot t\_0 + t\_1 \cdot t\_1\\
t_3 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_4 := t\_3 \cdot t\_3\\
t_5 := \left\lfloor h\right\rfloor \cdot dX.v\\
\mathbf{if}\;{\left(dX.u \cdot \left\lfloor w\right\rfloor \right)}^{2} \geq {\left(dY.v \cdot \left\lfloor h\right\rfloor \right)}^{2} + {\left(dY.u \cdot \left\lfloor w\right\rfloor \right)}^{2}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_4 + \left\lfloor h\right\rfloor \cdot \left(\left\lfloor h\right\rfloor \cdot \left(dX.v \cdot dX.v\right)\right), t\_2\right)}} \cdot t\_3\\
\mathbf{else}:\\
\;\;\;\;\frac{1}{\sqrt{\mathsf{max}\left(t\_4 + t\_5 \cdot t\_5, t\_2\right)}} \cdot t\_0\\
\end{array}
\end{array}
Initial program 76.1%
Taylor expanded in dX.u around inf
*-commutativeN/A
unpow2N/A
unpow2N/A
swap-sqrN/A
associate-*r*N/A
lower-*.f32N/A
*-commutativeN/A
associate-*r*N/A
unpow2N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3265.2
Applied rewrites65.2%
lift-*.f32N/A
pow2N/A
lower-pow.f3265.2
lift-*.f32N/A
*-commutativeN/A
lift-*.f3265.2
Applied rewrites65.2%
lift-*.f32N/A
lift-*.f32N/A
associate-*l*N/A
pow2N/A
lift-pow.f32N/A
unpow-prod-downN/A
*-commutativeN/A
lift-*.f32N/A
lift-pow.f3265.2
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
lift-pow.f32N/A
Applied rewrites65.2%
lift-*.f32N/A
lift-*.f32N/A
lift-*.f32N/A
swap-sqrN/A
lift-*.f32N/A
associate-*l*N/A
lower-*.f32N/A
lower-*.f3265.2
Applied rewrites65.2%
herbie shell --seed 2025026
(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))))