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diff_op_1d signature change

This commit is contained in:
Magnus Ulimoen 2020-04-21 22:15:47 +02:00
parent c36dcc4e6d
commit 5bf066c2e2
7 changed files with 101 additions and 171 deletions
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42
sbp/src/operators.rs
View File

@ -116,8 +116,8 @@ pub trait InterpolationOperator: Send + Sync {
#[inline(always)]
pub(crate) fn diff_op_1d(
block: ndarray::ArrayView2<Float>,
diag: ndarray::ArrayView1<Float>,
block: &[&[Float]],
diag: &[Float],
symmetric: bool,
is_h2: bool,
prev: ArrayView1<Float>,
@ -125,7 +125,7 @@ pub(crate) fn diff_op_1d(
) {
assert_eq!(prev.shape(), fut.shape());
let nx = prev.shape()[0];
assert!(nx >= 2 * block.len_of(ndarray::Axis(0)));
assert!(nx >= 2 * block.len());
let dx = if is_h2 {
1.0 / (nx - 2) as Float
@ -134,38 +134,38 @@ pub(crate) fn diff_op_1d(
};
let idx = 1.0 / dx;
let first_elems = prev.slice(::ndarray::s!(..block.len_of(::ndarray::Axis(1))));
for (bl, f) in block.outer_iter().zip(&mut fut) {
let diff = first_elems.dot(&bl);
for (bl, f) in block.iter().zip(&mut fut) {
let diff = bl
.iter()
.zip(prev.iter())
.map(|(x, y)| x * y)
.sum::<Float>();
*f = diff * idx;
}
// The window needs to be aligned to the diagonal elements,
// based on the block size
let window_elems_to_skip = block.len_of(::ndarray::Axis(0)) - ((diag.len() - 1) / 2);
let window_elems_to_skip = block.len() - ((diag.len() - 1) / 2);
for (window, f) in prev
.windows(diag.len())
.into_iter()
.skip(window_elems_to_skip)
.zip(fut.iter_mut().skip(block.len_of(::ndarray::Axis(0))))
.take(nx - 2 * block.len_of(::ndarray::Axis(0)))
.zip(fut.iter_mut().skip(block.len()))
.take(nx - 2 * block.len())
{
let diff = diag.dot(&window);
let diff = diag.iter().zip(&window).map(|(x, y)| x * y).sum::<Float>();
*f = diff * idx;
}
let last_elems = prev.slice(::ndarray::s!(nx - block.len_of(::ndarray::Axis(1))..;-1));
for (bl, f) in block
.outer_iter()
.zip(&mut fut.slice_mut(::ndarray::s![nx - block.len_of(::ndarray::Axis(0))..;-1]))
{
let diff = if symmetric {
bl.dot(&last_elems)
} else {
-bl.dot(&last_elems)
};
*f = diff * idx;
for (bl, f) in block.iter().zip(fut.iter_mut().rev()) {
let diff = bl
.iter()
.zip(prev.iter().rev())
.map(|(x, y)| x * y)
.sum::<Float>();
*f = idx * if symmetric { diff } else { -diff };
}
}

19
sbp/src/operators/traditional4.rs
View File

@ -15,24 +15,17 @@ impl SBP4 {
1.0 / 12.0, -2.0 / 3.0, 0.0, 2.0 / 3.0, -1.0 / 12.0,
];
#[rustfmt::skip]
const BLOCK: &'static [[Float; 6]] = &[
[-1.41176470588235e+00, 1.73529411764706e+00, -2.35294117647059e-01, -8.82352941176471e-02, 0.00000000000000e+00, 0.00000000000000e+00],
[-5.00000000000000e-01, 0.00000000000000e+00, 5.00000000000000e-01, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[9.30232558139535e-02, -6.86046511627907e-01, 0.00000000000000e+00, 6.86046511627907e-01, -9.30232558139535e-02, 0.00000000000000e+00],
[3.06122448979592e-02, 0.00000000000000e+00, -6.02040816326531e-01, 0.00000000000000e+00, 6.53061224489796e-01, -8.16326530612245e-02],
const BLOCK: &'static [&'static [Float]] = &[
&[-1.41176470588235e+00, 1.73529411764706e+00, -2.35294117647059e-01, -8.82352941176471e-02, 0.00000000000000e+00, 0.00000000000000e+00],
&[-5.00000000000000e-01, 0.00000000000000e+00, 5.00000000000000e-01, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[9.30232558139535e-02, -6.86046511627907e-01, 0.00000000000000e+00, 6.86046511627907e-01, -9.30232558139535e-02, 0.00000000000000e+00],
&[3.06122448979592e-02, 0.00000000000000e+00, -6.02040816326531e-01, 0.00000000000000e+00, 6.53061224489796e-01, -8.16326530612245e-02],
];
}
impl SbpOperator1d for SBP4 {
fn diff(&self, prev: ArrayView1<Float>, fut: ArrayViewMut1<Float>) {
super::diff_op_1d(
ndarray::arr2(Self::BLOCK).view(),
ndarray::arr1(Self::DIAG).view(),
false,
false,
prev,
fut,
)
super::diff_op_1d(Self::BLOCK, Self::DIAG, false, false, prev, fut)
}
fn h(&self) -> &'static [Float] {

27
sbp/src/operators/traditional8.rs
View File

@ -15,28 +15,21 @@ impl SBP8 {
3.57142857142857e-03, -3.80952380952381e-02, 2.00000000000000e-01, -8.00000000000000e-01, -0.00000000000000e+00, 8.00000000000000e-01, -2.00000000000000e-01, 3.80952380952381e-02, -3.57142857142857e-03
];
#[rustfmt::skip]
const BLOCK: &'static [[Float; 12]] = &[
[-1.69554360443190e+00, 2.24741246341404e+00, -3.38931922601500e-02, -7.81028168126749e-01, 2.54881486107905e-02, 3.43865227388873e-01, -8.62858162633335e-02, -2.00150583315761e-02, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[-4.34378988266985e-01, 0.00000000000000e+00, 9.18511925072956e-02, 4.94008626807984e-01, -2.46151762937235e-02, -1.86759403432935e-01, 5.27267838475813e-02, 7.16696483080115e-03, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[3.88218088704253e-02, -5.44329744454984e-01, 0.00000000000000e+00, 3.89516189693211e-01, 1.36433486528546e-01, 1.03290582800845e-01, -1.79720579323281e-01, 5.59882558852296e-02, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[1.28088632226564e-01, -4.19172130036008e-01, -5.57707021445779e-02, 0.00000000000000e+00, 1.24714160903055e-01, 2.81285212519100e-01, -3.94470423942641e-02, -1.96981310738430e-02, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[-1.82119472519009e-02, 9.09986646154550e-02, -8.51090570277506e-02, -5.43362886365301e-01, 0.00000000000000e+00, 6.37392455438558e-01, -1.02950081118829e-01, 2.98964956216039e-02, -8.65364391190110e-03, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[-7.93147196245203e-02, 2.22875323171502e-01, -2.07999824391436e-02, -3.95611167748401e-01, -2.05756876210586e-01, 0.00000000000000e+00, 5.45876519966127e-01, -9.42727926638298e-02, 2.97971812952850e-02, -2.79348574643297e-03, 0.00000000000000e+00, 0.00000000000000e+00],
[2.75587615266177e-02, -8.71295642560637e-02, 5.01135077563584e-02, 7.68229253600969e-02, 4.60181213406519e-02, -7.55873581663580e-01, 0.00000000000000e+00, 8.21713248844682e-01, -2.16615355227872e-01, 4.12600676624518e-02, -3.86813134335486e-03, 0.00000000000000e+00],
[5.84767272160451e-03, -1.08336661209337e-02, -1.42810403117803e-02, 3.50919361287023e-02, -1.22244235731112e-02, 1.19411743193552e-01, -7.51668243727123e-01, 0.00000000000000e+00, 7.92601963555477e-01, -1.98150490888869e-01, 3.77429506454989e-02, -3.53840162301552e-03],
const BLOCK: &'static [&'static [Float]] = &[
&[-1.69554360443190e+00, 2.24741246341404e+00, -3.38931922601500e-02, -7.81028168126749e-01, 2.54881486107905e-02, 3.43865227388873e-01, -8.62858162633335e-02, -2.00150583315761e-02, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[-4.34378988266985e-01, 0.00000000000000e+00, 9.18511925072956e-02, 4.94008626807984e-01, -2.46151762937235e-02, -1.86759403432935e-01, 5.27267838475813e-02, 7.16696483080115e-03, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[3.88218088704253e-02, -5.44329744454984e-01, 0.00000000000000e+00, 3.89516189693211e-01, 1.36433486528546e-01, 1.03290582800845e-01, -1.79720579323281e-01, 5.59882558852296e-02, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[1.28088632226564e-01, -4.19172130036008e-01, -5.57707021445779e-02, 0.00000000000000e+00, 1.24714160903055e-01, 2.81285212519100e-01, -3.94470423942641e-02, -1.96981310738430e-02, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[-1.82119472519009e-02, 9.09986646154550e-02, -8.51090570277506e-02, -5.43362886365301e-01, 0.00000000000000e+00, 6.37392455438558e-01, -1.02950081118829e-01, 2.98964956216039e-02, -8.65364391190110e-03, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[-7.93147196245203e-02, 2.22875323171502e-01, -2.07999824391436e-02, -3.95611167748401e-01, -2.05756876210586e-01, 0.00000000000000e+00, 5.45876519966127e-01, -9.42727926638298e-02, 2.97971812952850e-02, -2.79348574643297e-03, 0.00000000000000e+00, 0.00000000000000e+00],
&[2.75587615266177e-02, -8.71295642560637e-02, 5.01135077563584e-02, 7.68229253600969e-02, 4.60181213406519e-02, -7.55873581663580e-01, 0.00000000000000e+00, 8.21713248844682e-01, -2.16615355227872e-01, 4.12600676624518e-02, -3.86813134335486e-03, 0.00000000000000e+00],
&[5.84767272160451e-03, -1.08336661209337e-02, -1.42810403117803e-02, 3.50919361287023e-02, -1.22244235731112e-02, 1.19411743193552e-01, -7.51668243727123e-01, 0.00000000000000e+00, 7.92601963555477e-01, -1.98150490888869e-01, 3.77429506454989e-02, -3.53840162301552e-03],
];
}
impl SbpOperator1d for SBP8 {
fn diff(&self, prev: ArrayView1<Float>, fut: ArrayViewMut1<Float>) {
super::diff_op_1d(
ndarray::arr2(Self::BLOCK).view(),
ndarray::arr1(Self::DIAG).view(),
false,
false,
prev,
fut,
)
super::diff_op_1d(Self::BLOCK, Self::DIAG, false, false, prev, fut)
}
fn h(&self) -> &'static [Float] {

38
sbp/src/operators/upwind4.rs
View File

@ -254,19 +254,19 @@ impl Upwind4 {
-1.0 / 24.0, 1.0 / 4.0, -7.0 / 8.0, 0.0, 7.0 / 8.0, -1.0 / 4.0, 1.0 / 24.0
];
#[rustfmt::skip]
const BLOCK: &'static [[Float; 7]] = &[
[ -72.0 / 49.0, 187.0 / 98.0, -20.0 / 49.0, -3.0 / 98.0, 0.0, 0.0, 0.0],
[-187.0 / 366.0, 0.0, 69.0 / 122.0, -16.0 / 183.0, 2.0 / 61.0, 0.0, 0.0],
[ 20.0 / 123.0, -69.0 / 82.0, 0.0, 227.0 / 246.0, -12.0 / 41.0, 2.0 / 41.0, 0.0],
[ 3.0 / 298.0, 16.0 / 149.0, -227.0 / 298.0, 0.0, 126.0 / 149.0, -36.0 / 149.0, 6.0 / 149.0],
const BLOCK: &'static [&'static [Float]] = &[
&[ -72.0 / 49.0, 187.0 / 98.0, -20.0 / 49.0, -3.0 / 98.0, 0.0, 0.0, 0.0],
&[-187.0 / 366.0, 0.0, 69.0 / 122.0, -16.0 / 183.0, 2.0 / 61.0, 0.0, 0.0],
&[ 20.0 / 123.0, -69.0 / 82.0, 0.0, 227.0 / 246.0, -12.0 / 41.0, 2.0 / 41.0, 0.0],
&[ 3.0 / 298.0, 16.0 / 149.0, -227.0 / 298.0, 0.0, 126.0 / 149.0, -36.0 / 149.0, 6.0 / 149.0],
];
#[rustfmt::skip]
const DISS_BLOCK: &'static [[Float; 7]; 4] = &[
[-3.0 / 49.0, 9.0 / 49.0, -9.0 / 49.0, 3.0 / 49.0, 0.0, 0.0, 0.0],
[ 3.0 / 61.0, -11.0 / 61.0, 15.0 / 61.0, -9.0 / 61.0, 2.0 / 61.0, 0.0, 0.0],
[-3.0 / 41.0, 15.0 / 41.0, -29.0 / 41.0, 27.0 / 41.0, -12.0 / 41.0, 2.0 / 41.0, 0.0],
[3.0 / 149.0, -27.0 / 149.0, 81.0 / 149.0, -117.0 / 149.0, 90.0 / 149.0, -36.0 / 149.0, 6.0 / 149.0],
const DISS_BLOCK: &'static [&'static [Float]] = &[
&[-3.0 / 49.0, 9.0 / 49.0, -9.0 / 49.0, 3.0 / 49.0, 0.0, 0.0, 0.0],
&[ 3.0 / 61.0, -11.0 / 61.0, 15.0 / 61.0, -9.0 / 61.0, 2.0 / 61.0, 0.0, 0.0],
&[-3.0 / 41.0, 15.0 / 41.0, -29.0 / 41.0, 27.0 / 41.0, -12.0 / 41.0, 2.0 / 41.0, 0.0],
&[3.0 / 149.0, -27.0 / 149.0, 81.0 / 149.0, -117.0 / 149.0, 90.0 / 149.0, -36.0 / 149.0, 6.0 / 149.0],
];
#[rustfmt::skip]
@ -277,14 +277,7 @@ impl Upwind4 {
impl SbpOperator1d for Upwind4 {
fn diff(&self, prev: ArrayView1<Float>, fut: ArrayViewMut1<Float>) {
super::diff_op_1d(
ndarray::arr2(Self::BLOCK).view(),
ndarray::arr1(Self::DIAG).view(),
false,
false,
prev,
fut,
)
super::diff_op_1d(Self::BLOCK, Self::DIAG, false, false, prev, fut)
}
fn h(&self) -> &'static [Float] {
Self::HBLOCK
@ -404,14 +397,7 @@ fn upwind4_test() {
impl UpwindOperator1d for Upwind4 {
fn diss(&self, prev: ArrayView1<Float>, fut: ArrayViewMut1<Float>) {
super::diff_op_1d(
ndarray::arr2(Self::DISS_BLOCK).view(),
ndarray::arr1(Self::DISS_DIAG).view(),
true,
false,
prev,
fut,
)
super::diff_op_1d(Self::DISS_BLOCK, Self::DISS_DIAG, true, false, prev, fut)
}
fn as_sbp(&self) -> &dyn SbpOperator1d {

38
sbp/src/operators/upwind4h2.rs
View File

@ -15,19 +15,19 @@ impl Upwind4h2 {
-1.43229166666667e-02, 1.40625000000000e-01, -7.38281250000000e-01, 0.00000000000000e+00, 7.38281250000000e-01, -1.40625000000000e-01, 1.43229166666667e-02
];
#[rustfmt::skip]
const BLOCK: &'static [[Float; 7]] = &[
[-3.95604395604396e+00, 5.41758241758242e+00, -1.94505494505495e+00, 4.83516483516484e-01, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[-8.09025641025641e-01, 0.00000000000000e+00, 1.03948717948718e+00, -2.47384615384615e-01, 1.69230769230769e-02, 0.00000000000000e+00, 0.00000000000000e+00],
[2.37983193277311e-01, -8.51680672268908e-01, 0.00000000000000e+00, 7.35966386554622e-01, -1.36134453781513e-01, 1.38655462184874e-02, 0.00000000000000e+00],
[-6.14632442814737e-02, 2.10581456259822e-01, -7.64623712240265e-01, 0.00000000000000e+00, 7.42535358826611e-01, -1.41435306443164e-01, 1.44054478784704e-02],
const BLOCK: &'static [&'static [Float]] = &[
&[-3.95604395604396e+00, 5.41758241758242e+00, -1.94505494505495e+00, 4.83516483516484e-01, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[-8.09025641025641e-01, 0.00000000000000e+00, 1.03948717948718e+00, -2.47384615384615e-01, 1.69230769230769e-02, 0.00000000000000e+00, 0.00000000000000e+00],
&[2.37983193277311e-01, -8.51680672268908e-01, 0.00000000000000e+00, 7.35966386554622e-01, -1.36134453781513e-01, 1.38655462184874e-02, 0.00000000000000e+00],
&[-6.14632442814737e-02, 2.10581456259822e-01, -7.64623712240265e-01, 0.00000000000000e+00, 7.42535358826611e-01, -1.41435306443164e-01, 1.44054478784704e-02],
];
#[rustfmt::skip]
const DISS_BLOCK: &'static [[Float; 7]; 4] = &[
[-2.76989342315976e-01, 5.19355016842454e-01, -3.46236677894969e-01, 1.03871003368491e-01, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[7.75570158484731e-02, -1.62342481638964e-01, 1.47715500579822e-01, -7.98531117124082e-02, 1.69230769230769e-02, 0.00000000000000e+00, 0.00000000000000e+00],
[-4.23630758836198e-02, 1.21027405937249e-01, -1.91609307039399e-01, 1.82272708078206e-01, -8.31932773109244e-02, 1.38655462184874e-02, 0.00000000000000e+00],
[1.32037874021759e-02, -6.79734450144910e-02, 1.89370108794365e-01, -2.78654929966754e-01, 2.16081718177056e-01, -8.64326872708224e-02, 1.44054478784704e-02],
const DISS_BLOCK: &'static [&'static [Float]] = &[
&[-2.76989342315976e-01, 5.19355016842454e-01, -3.46236677894969e-01, 1.03871003368491e-01, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[7.75570158484731e-02, -1.62342481638964e-01, 1.47715500579822e-01, -7.98531117124082e-02, 1.69230769230769e-02, 0.00000000000000e+00, 0.00000000000000e+00],
&[-4.23630758836198e-02, 1.21027405937249e-01, -1.91609307039399e-01, 1.82272708078206e-01, -8.31932773109244e-02, 1.38655462184874e-02, 0.00000000000000e+00],
&[1.32037874021759e-02, -6.79734450144910e-02, 1.89370108794365e-01, -2.78654929966754e-01, 2.16081718177056e-01, -8.64326872708224e-02, 1.44054478784704e-02],
];
#[rustfmt::skip]
@ -38,14 +38,7 @@ impl Upwind4h2 {
impl SbpOperator1d for Upwind4h2 {
fn diff(&self, prev: ArrayView1<Float>, fut: ArrayViewMut1<Float>) {
super::diff_op_1d(
ndarray::arr2(Self::BLOCK).view(),
ndarray::arr1(Self::DIAG).view(),
false,
true,
prev,
fut,
)
super::diff_op_1d(Self::BLOCK, Self::DIAG, false, true, prev, fut)
}
fn h(&self) -> &'static [Float] {
@ -83,14 +76,7 @@ fn upwind4h2_test() {
impl UpwindOperator1d for Upwind4h2 {
fn diss(&self, prev: ArrayView1<Float>, fut: ArrayViewMut1<Float>) {
super::diff_op_1d(
ndarray::arr2(Self::DISS_BLOCK).view(),
ndarray::arr1(Self::DISS_DIAG).view(),
true,
true,
prev,
fut,
)
super::diff_op_1d(Self::DISS_BLOCK, Self::DISS_DIAG, true, true, prev, fut)
}
fn as_sbp(&self) -> &dyn SbpOperator1d {

54
sbp/src/operators/upwind9.rs
View File

@ -15,27 +15,27 @@ impl Upwind9 {
-1.0/1260.0, 5.0/504.0, -5.0/84.0, 5.0/21.0, -5.0/6.0, 0.0, 5.0/6.0, -5.0/21.0, 5.0/84.0, -5.0/504.0, 1.0/1260.0,
];
#[rustfmt::skip]
const BLOCK: &'static [[Float; 13]] = &[
[-1.69567399396458e+00, 2.29023358159400e+00, -2.16473500425698e-01, -5.05879766354449e-01, -1.01161106778154e-01, 2.59147072064383e-01, 1.93922119400659e-02, -4.95844980755642e-02, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[-4.42575354959737e-01, 0.00000000000000e+00, 1.91582959381899e-01, 2.82222626681305e-01, 1.12083989713257e-01, -1.51334868892111e-01, -2.23600502721044e-02, 3.03806983474913e-02, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[2.48392603571843e-01, -1.13758367065272e+00, 0.00000000000000e+00, 1.95334726810969e+00, -1.58879011773212e+00, 3.93797129320378e-01, 2.52140821030291e-01, -1.21304033647356e-01, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[8.29213105268236e-02, -2.39388470313226e-01, -2.79038666398460e-01, 0.00000000000000e+00, 3.43018053395471e-01, 1.10370852514749e-01, 1.72029988649808e-03, -2.00445645303789e-02, 4.41184918522490e-04, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[7.24159504343116e-02, -4.15199475743626e-01, 9.91181694804303e-01, -1.49802407438608e+00, 0.00000000000000e+00, 1.30188867830442e+00, -6.03535071819214e-01, 1.73429775718218e-01, -2.40842144699299e-02, 1.92673715759439e-03, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[-5.97470838462221e-02, 1.80551858630298e-01, -7.91241454636765e-02, -1.55240829877729e-01, -4.19298775383066e-01, 0.00000000000000e+00, 6.42287612546289e-01, -1.48833147569152e-01, 4.65407609802260e-02, -7.75679349670433e-03, 6.20543479736347e-04, 0.00000000000000e+00, 0.00000000000000e+00],
[-6.19425252179959e-03, 3.69595678895333e-02, -7.01892820620398e-02, -3.35233082197107e-03, 2.69304373763091e-01, -8.89857974743355e-01, 0.00000000000000e+00, 8.66656645522330e-01, -2.57919763669076e-01, 6.44799409172690e-02, -1.07466568195448e-02, 8.59732545563586e-04, 0.00000000000000e+00],
[1.44853491014330e-02, -4.59275574977554e-02, 3.08833474560615e-02, 3.57240610228828e-02, -7.07760049349999e-02, 1.88587240076292e-01, -7.92626447113877e-01, 0.00000000000000e+00, 8.25608497215073e-01, -2.35888142061449e-01, 5.89720355153623e-02, -9.82867258589373e-03, 7.86293806871498e-04],
const BLOCK: &'static [&'static [Float]] = &[
&[-1.69567399396458e+00, 2.29023358159400e+00, -2.16473500425698e-01, -5.05879766354449e-01, -1.01161106778154e-01, 2.59147072064383e-01, 1.93922119400659e-02, -4.95844980755642e-02, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[-4.42575354959737e-01, 0.00000000000000e+00, 1.91582959381899e-01, 2.82222626681305e-01, 1.12083989713257e-01, -1.51334868892111e-01, -2.23600502721044e-02, 3.03806983474913e-02, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[2.48392603571843e-01, -1.13758367065272e+00, 0.00000000000000e+00, 1.95334726810969e+00, -1.58879011773212e+00, 3.93797129320378e-01, 2.52140821030291e-01, -1.21304033647356e-01, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[8.29213105268236e-02, -2.39388470313226e-01, -2.79038666398460e-01, 0.00000000000000e+00, 3.43018053395471e-01, 1.10370852514749e-01, 1.72029988649808e-03, -2.00445645303789e-02, 4.41184918522490e-04, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[7.24159504343116e-02, -4.15199475743626e-01, 9.91181694804303e-01, -1.49802407438608e+00, 0.00000000000000e+00, 1.30188867830442e+00, -6.03535071819214e-01, 1.73429775718218e-01, -2.40842144699299e-02, 1.92673715759439e-03, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[-5.97470838462221e-02, 1.80551858630298e-01, -7.91241454636765e-02, -1.55240829877729e-01, -4.19298775383066e-01, 0.00000000000000e+00, 6.42287612546289e-01, -1.48833147569152e-01, 4.65407609802260e-02, -7.75679349670433e-03, 6.20543479736347e-04, 0.00000000000000e+00, 0.00000000000000e+00],
&[-6.19425252179959e-03, 3.69595678895333e-02, -7.01892820620398e-02, -3.35233082197107e-03, 2.69304373763091e-01, -8.89857974743355e-01, 0.00000000000000e+00, 8.66656645522330e-01, -2.57919763669076e-01, 6.44799409172690e-02, -1.07466568195448e-02, 8.59732545563586e-04, 0.00000000000000e+00],
&[1.44853491014330e-02, -4.59275574977554e-02, 3.08833474560615e-02, 3.57240610228828e-02, -7.07760049349999e-02, 1.88587240076292e-01, -7.92626447113877e-01, 0.00000000000000e+00, 8.25608497215073e-01, -2.35888142061449e-01, 5.89720355153623e-02, -9.82867258589373e-03, 7.86293806871498e-04],
];
#[rustfmt::skip]
const DISS_BLOCK: &'static [[Float; 13]] = &[
[-3.99020778658945e-04, 2.05394169917502e-03, -4.24493243399805e-03, 4.38126393542801e-03, -2.18883813216888e-03, 2.98565988131608e-04, 1.38484104084115e-04, -3.94643819928825e-05, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[3.96913216138553e-04, -2.28230530115522e-03, 5.43069719436758e-03, -6.81086901935894e-03, 4.69064759201504e-03, -1.61429862514855e-03, 1.62083873811316e-04, 2.71310693302277e-05, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[-4.87084939816571e-03, 3.22464611075207e-02, -9.06094757860846e-02, 1.39830191253413e-01, -1.27675500367419e-01, 6.87310321912961e-02, -2.00917702215270e-02, 2.43991122096699e-03, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[7.18155125886276e-04, -5.77715378536685e-03, 1.99749582302141e-02, -3.87940986951101e-02, 4.62756436981388e-02, -3.46770570075288e-02, 1.59058082995305e-02, -4.06744078428648e-03, 4.41184918522490e-04, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[-1.56687484682703e-03, 1.73758484693946e-02, -7.96515646886111e-02, 2.02094401829054e-01, -3.16098733124618e-01, 3.17999240131250e-01, -2.06522928911140e-01, 8.37112455598470e-02, -1.92673715759439e-02, 1.92673715759439e-03, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[6.88352254356072e-05, -1.92595810396278e-03, 1.38098624496279e-02, -4.87746083763075e-02, 1.02417890394006e-01, -1.38292226669620e-01, 1.23829022892659e-01, -7.34723830823462e-02, 2.79244565881356e-02, -6.20543479736347e-03, 6.20543479736347e-04, 0.00000000000000e+00, 0.00000000000000e+00],
[4.42345367100640e-05, 2.67913080025652e-04, -5.59301314813691e-03, 3.09954862110834e-02, -9.21529346596015e-02, 1.71559035817103e-01, -2.12738289547735e-01, 1.79835101537893e-01, -1.03167905467630e-01, 3.86879645503614e-02, -8.59732545563586e-03, 8.59732545563586e-04, 0.00000000000000e+00],
[-1.15289127131636e-05, 4.10149803795578e-05, 6.21188131452618e-04, -7.24912245235322e-03, 3.41622279353287e-02, -9.30972311856124e-02, 1.64473506705108e-01, -1.98013074867399e-01, 1.65121699443015e-01, -9.43552568245798e-02, 3.53832213092174e-02, -7.86293806871498e-03, 7.86293806871498e-04]
const DISS_BLOCK: &'static [&'static [Float]] = &[
&[-3.99020778658945e-04, 2.05394169917502e-03, -4.24493243399805e-03, 4.38126393542801e-03, -2.18883813216888e-03, 2.98565988131608e-04, 1.38484104084115e-04, -3.94643819928825e-05, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[3.96913216138553e-04, -2.28230530115522e-03, 5.43069719436758e-03, -6.81086901935894e-03, 4.69064759201504e-03, -1.61429862514855e-03, 1.62083873811316e-04, 2.71310693302277e-05, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[-4.87084939816571e-03, 3.22464611075207e-02, -9.06094757860846e-02, 1.39830191253413e-01, -1.27675500367419e-01, 6.87310321912961e-02, -2.00917702215270e-02, 2.43991122096699e-03, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[7.18155125886276e-04, -5.77715378536685e-03, 1.99749582302141e-02, -3.87940986951101e-02, 4.62756436981388e-02, -3.46770570075288e-02, 1.59058082995305e-02, -4.06744078428648e-03, 4.41184918522490e-04, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[-1.56687484682703e-03, 1.73758484693946e-02, -7.96515646886111e-02, 2.02094401829054e-01, -3.16098733124618e-01, 3.17999240131250e-01, -2.06522928911140e-01, 8.37112455598470e-02, -1.92673715759439e-02, 1.92673715759439e-03, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[6.88352254356072e-05, -1.92595810396278e-03, 1.38098624496279e-02, -4.87746083763075e-02, 1.02417890394006e-01, -1.38292226669620e-01, 1.23829022892659e-01, -7.34723830823462e-02, 2.79244565881356e-02, -6.20543479736347e-03, 6.20543479736347e-04, 0.00000000000000e+00, 0.00000000000000e+00],
&[4.42345367100640e-05, 2.67913080025652e-04, -5.59301314813691e-03, 3.09954862110834e-02, -9.21529346596015e-02, 1.71559035817103e-01, -2.12738289547735e-01, 1.79835101537893e-01, -1.03167905467630e-01, 3.86879645503614e-02, -8.59732545563586e-03, 8.59732545563586e-04, 0.00000000000000e+00],
&[-1.15289127131636e-05, 4.10149803795578e-05, 6.21188131452618e-04, -7.24912245235322e-03, 3.41622279353287e-02, -9.30972311856124e-02, 1.64473506705108e-01, -1.98013074867399e-01, 1.65121699443015e-01, -9.43552568245798e-02, 3.53832213092174e-02, -7.86293806871498e-03, 7.86293806871498e-04]
];
#[rustfmt::skip]
@ -46,14 +46,7 @@ impl Upwind9 {
impl SbpOperator1d for Upwind9 {
fn diff(&self, prev: ArrayView1<Float>, fut: ArrayViewMut1<Float>) {
super::diff_op_1d(
ndarray::arr2(Self::BLOCK).view(),
ndarray::arr1(Self::DIAG).view(),
false,
false,
prev,
fut,
)
super::diff_op_1d(Self::BLOCK, Self::DIAG, false, false, prev, fut)
}
fn h(&self) -> &'static [Float] {
@ -63,14 +56,7 @@ impl SbpOperator1d for Upwind9 {
impl UpwindOperator1d for Upwind9 {
fn diss(&self, prev: ArrayView1<Float>, fut: ArrayViewMut1<Float>) {
super::diff_op_1d(
ndarray::arr2(Self::DISS_BLOCK).view(),
ndarray::arr1(Self::DISS_DIAG).view(),
true,
false,
prev,
fut,
)
super::diff_op_1d(Self::DISS_BLOCK, Self::DISS_DIAG, true, false, prev, fut)
}
fn as_sbp(&self) -> &dyn SbpOperator1d {

54
sbp/src/operators/upwind9h2.rs
View File

@ -15,27 +15,27 @@ impl Upwind9h2 {
-7.93650793650794e-04, 9.92063492063492e-03, -5.95238095238095e-02, 2.38095238095238e-01, -8.33333333333333e-01, 0.00000000000000e+00, 8.33333333333333e-01, -2.38095238095238e-01, 5.95238095238095e-02, -9.92063492063492e-03, 7.93650793650794e-04
];
#[rustfmt::skip]
const BLOCK: &'static [[Float; 13]] = &[
[-3.59606132359119e+00, 4.89833536312447e+00, -1.88949383693789e+00, 5.47742030095865e-01, 1.98323891961440e-01, -1.81919774755160e-01, 9.75536252790282e-03, 1.33182875745630e-02, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[-8.36438764514407e-01, 0.00000000000000e+00, 1.13444534067338e+00, -2.98589126517177e-01, -5.64158604558766e-02, 6.76718494319307e-02, -7.11434545077044e-03, -3.55909316707803e-03, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[2.43402051702672e-01, -8.55808694890095e-01, 0.00000000000000e+00, 7.10023434316597e-01, -8.34706840757189e-02, -2.34098045062645e-02, 9.87675724649922e-03, -6.13059793689851e-04, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[-8.05029896098980e-02, 2.56994775122436e-01, -8.10083655220697e-01, 0.00000000000000e+00, 7.86933049074895e-01, -1.76732206311904e-01, 2.52232469669152e-02, -2.67114375632805e-03, 8.38923734582063e-04, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[-2.67370674924706e-02, 4.45404208225958e-02, 8.73562441688813e-02, -7.21839392529084e-01, 0.00000000000000e+00, 7.74603212862825e-01, -2.00161722480411e-01, 5.10878939438559e-02, -9.61911880020865e-03, 7.69529504016692e-04, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[2.56244589039153e-02, -5.58209474181657e-02, 2.55972803937942e-02, 1.69377044771715e-01, -8.09310829929974e-01, 0.00000000000000e+00, 8.33417128898551e-01, -2.39938756878570e-01, 6.03007337701593e-02, -1.00501222950266e-02, 8.04009783602125e-04, 0.00000000000000e+00, 0.00000000000000e+00],
[-1.35203347497451e-03, 5.77422023528126e-03, -1.06262408660325e-02, -2.37853245409338e-02, 2.05772021953463e-01, -8.20033622612654e-01, 0.00000000000000e+00, 8.31345778788959e-01, -2.37329555369694e-01, 5.93323888424235e-02, -9.88873147373725e-03, 7.91098517898980e-04, 0.00000000000000e+00],
[-1.85246767034256e-03, 2.89905176240824e-03, 6.61951741227212e-04, 2.52792141498726e-03, -5.27086038822990e-02, 2.36934258275492e-01, -8.34333946306806e-01, 0.00000000000000e+00, 8.33639122800983e-01, -2.38182606514566e-01, 5.95456516286416e-02, -9.92427527144027e-03, 7.93942021715222e-04]
const BLOCK: &'static [&'static [Float]] = &[
&[-3.59606132359119e+00, 4.89833536312447e+00, -1.88949383693789e+00, 5.47742030095865e-01, 1.98323891961440e-01, -1.81919774755160e-01, 9.75536252790282e-03, 1.33182875745630e-02, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[-8.36438764514407e-01, 0.00000000000000e+00, 1.13444534067338e+00, -2.98589126517177e-01, -5.64158604558766e-02, 6.76718494319307e-02, -7.11434545077044e-03, -3.55909316707803e-03, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[2.43402051702672e-01, -8.55808694890095e-01, 0.00000000000000e+00, 7.10023434316597e-01, -8.34706840757189e-02, -2.34098045062645e-02, 9.87675724649922e-03, -6.13059793689851e-04, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[-8.05029896098980e-02, 2.56994775122436e-01, -8.10083655220697e-01, 0.00000000000000e+00, 7.86933049074895e-01, -1.76732206311904e-01, 2.52232469669152e-02, -2.67114375632805e-03, 8.38923734582063e-04, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[-2.67370674924706e-02, 4.45404208225958e-02, 8.73562441688813e-02, -7.21839392529084e-01, 0.00000000000000e+00, 7.74603212862825e-01, -2.00161722480411e-01, 5.10878939438559e-02, -9.61911880020865e-03, 7.69529504016692e-04, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[2.56244589039153e-02, -5.58209474181657e-02, 2.55972803937942e-02, 1.69377044771715e-01, -8.09310829929974e-01, 0.00000000000000e+00, 8.33417128898551e-01, -2.39938756878570e-01, 6.03007337701593e-02, -1.00501222950266e-02, 8.04009783602125e-04, 0.00000000000000e+00, 0.00000000000000e+00],
&[-1.35203347497451e-03, 5.77422023528126e-03, -1.06262408660325e-02, -2.37853245409338e-02, 2.05772021953463e-01, -8.20033622612654e-01, 0.00000000000000e+00, 8.31345778788959e-01, -2.37329555369694e-01, 5.93323888424235e-02, -9.88873147373725e-03, 7.91098517898980e-04, 0.00000000000000e+00],
&[-1.85246767034256e-03, 2.89905176240824e-03, 6.61951741227212e-04, 2.52792141498726e-03, -5.27086038822990e-02, 2.36934258275492e-01, -8.34333946306806e-01, 0.00000000000000e+00, 8.33639122800983e-01, -2.38182606514566e-01, 5.95456516286416e-02, -9.92427527144027e-03, 7.93942021715222e-04]
];
#[rustfmt::skip]
const DISS_BLOCK: &'static [[Float; 13]; 8] = &[
[-9.67684432055993e-03, 2.46709290489728e-02, -3.59750445192099e-02, 3.68391266633410e-02, -2.15642540957128e-02, 6.31810399460400e-03, -5.50815969583136e-04, -6.12008018523449e-05, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[4.21280289799980e-03, -1.11651391003720e-02, 1.78139108670387e-02, -2.04287733194061e-02, 1.39229889120575e-02, -5.16220078628933e-03, 8.08589544070426e-04, -2.17901509897605e-06, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[-4.63425679136442e-03, 1.34385494509234e-02, -2.60541352669482e-02, 3.74164435120410e-02, -3.36394001786921e-02, 1.82199905150995e-02, -5.42550576921788e-03, 6.78314528158575e-04, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[5.41433680102586e-03, -1.75829845731036e-02, 4.26893646894443e-02, -7.75663958780684e-02, 9.06986463369770e-02, -6.74666360933304e-02, 3.07997352073168e-02, -7.82499022484376e-03, 8.38923734582063e-04, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[-2.90718839510249e-03, 1.09922241766815e-02, -3.52053141560315e-02, 8.31962208882433e-02, -1.27244413706703e-01, 1.27078393791315e-01, -8.23947157593937e-02, 3.34105586971409e-02, -7.69529504016692e-03, 7.69529504016692e-04, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
[8.89941714023592e-04, -4.25818033750240e-03, 1.99225160493104e-02, -6.46588399513875e-02, 1.32772390609268e-01, -1.78508501143865e-01, 1.59999344843642e-01, -9.51030239931668e-02, 3.61804402620956e-02, -8.04009783602125e-03, 8.04009783602125e-04, 0.00000000000000e+00, 0.00000000000000e+00],
[-7.63397185185940e-05, 6.56275990492236e-04, -5.83721252683346e-03, 2.90439093207059e-02, -8.47041434795334e-02, 1.57429980520300e-01, -1.95480070025582e-01, 1.65419875422483e-01, -9.49318221478776e-02, 3.55994333054541e-02, -7.91098517898980e-03, 7.91098517898980e-04, 0.00000000000000e+00],
[-8.51254383837181e-06, -1.77491211003807e-06, 7.32410586432031e-04, -7.40542710012764e-03, 3.44704736857857e-02, -9.39121496781828e-02, 1.66014456295034e-01, -1.99926171069111e-01, 1.66727824560197e-01, -9.52730426058266e-02, 3.57273909771850e-02, -7.93942021715222e-03, 7.93942021715222e-04]
const DISS_BLOCK: &'static [&'static [Float]] = &[
&[-9.67684432055993e-03, 2.46709290489728e-02, -3.59750445192099e-02, 3.68391266633410e-02, -2.15642540957128e-02, 6.31810399460400e-03, -5.50815969583136e-04, -6.12008018523449e-05, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[4.21280289799980e-03, -1.11651391003720e-02, 1.78139108670387e-02, -2.04287733194061e-02, 1.39229889120575e-02, -5.16220078628933e-03, 8.08589544070426e-04, -2.17901509897605e-06, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[-4.63425679136442e-03, 1.34385494509234e-02, -2.60541352669482e-02, 3.74164435120410e-02, -3.36394001786921e-02, 1.82199905150995e-02, -5.42550576921788e-03, 6.78314528158575e-04, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[5.41433680102586e-03, -1.75829845731036e-02, 4.26893646894443e-02, -7.75663958780684e-02, 9.06986463369770e-02, -6.74666360933304e-02, 3.07997352073168e-02, -7.82499022484376e-03, 8.38923734582063e-04, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[-2.90718839510249e-03, 1.09922241766815e-02, -3.52053141560315e-02, 8.31962208882433e-02, -1.27244413706703e-01, 1.27078393791315e-01, -8.23947157593937e-02, 3.34105586971409e-02, -7.69529504016692e-03, 7.69529504016692e-04, 0.00000000000000e+00, 0.00000000000000e+00, 0.00000000000000e+00],
&[8.89941714023592e-04, -4.25818033750240e-03, 1.99225160493104e-02, -6.46588399513875e-02, 1.32772390609268e-01, -1.78508501143865e-01, 1.59999344843642e-01, -9.51030239931668e-02, 3.61804402620956e-02, -8.04009783602125e-03, 8.04009783602125e-04, 0.00000000000000e+00, 0.00000000000000e+00],
&[-7.63397185185940e-05, 6.56275990492236e-04, -5.83721252683346e-03, 2.90439093207059e-02, -8.47041434795334e-02, 1.57429980520300e-01, -1.95480070025582e-01, 1.65419875422483e-01, -9.49318221478776e-02, 3.55994333054541e-02, -7.91098517898980e-03, 7.91098517898980e-04, 0.00000000000000e+00],
&[-8.51254383837181e-06, -1.77491211003807e-06, 7.32410586432031e-04, -7.40542710012764e-03, 3.44704736857857e-02, -9.39121496781828e-02, 1.66014456295034e-01, -1.99926171069111e-01, 1.66727824560197e-01, -9.52730426058266e-02, 3.57273909771850e-02, -7.93942021715222e-03, 7.93942021715222e-04]
];
#[rustfmt::skip]
@ -46,14 +46,7 @@ impl Upwind9h2 {
impl SbpOperator1d for Upwind9h2 {
fn diff(&self, prev: ArrayView1<Float>, fut: ArrayViewMut1<Float>) {
super::diff_op_1d(
ndarray::arr2(Self::BLOCK).view(),
ndarray::arr1(Self::DIAG).view(),
false,
true,
prev,
fut,
)
super::diff_op_1d(Self::BLOCK, Self::DIAG, false, true, prev, fut)
}
fn h(&self) -> &'static [Float] {
@ -91,14 +84,7 @@ fn upwind9h2_test() {
impl UpwindOperator1d for Upwind9h2 {
fn diss(&self, prev: ArrayView1<Float>, fut: ArrayViewMut1<Float>) {
super::diff_op_1d(
ndarray::arr2(Self::DISS_BLOCK).view(),
ndarray::arr1(Self::DISS_DIAG).view(),
true,
true,
prev,
fut,
)
super::diff_op_1d(Self::DISS_BLOCK, Self::DISS_DIAG, true, true, prev, fut)
}
fn as_sbp(&self) -> &dyn SbpOperator1d {
self