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introduce two diff SBP operators on same domain

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This commit is contained in:
Magnus Ulimoen
2020-04-13 00:56:53 +02:00
parent a58892044d
commit 9c917abb16
4 changed files with 49 additions and 35 deletions
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29
multigrid/src/main.rs
View File

@@ -16,11 +16,11 @@ struct System {
}
enum Metrics {
Upwind4(grid::Metrics<operators::Upwind4>),
Upwind9(grid::Metrics<operators::Upwind9>),
Upwind4h2(grid::Metrics<operators::Upwind4h2>),
Trad4(grid::Metrics<operators::SBP4>),
Trad8(grid::Metrics<operators::SBP8>),
Upwind4(grid::Metrics<operators::Upwind4, operators::Upwind4>),
Upwind9(grid::Metrics<operators::Upwind9, operators::Upwind9>),
Upwind4h2(grid::Metrics<operators::Upwind4h2, operators::Upwind4h2>),
Trad4(grid::Metrics<operators::SBP4, operators::SBP4>),
Trad8(grid::Metrics<operators::SBP8, operators::SBP8>),
}
impl System {
@@ -42,11 +42,20 @@ impl System {
let metrics = grids
.iter()
.map(|g| match operator {
"upwind4" => Metrics::Upwind4(g.metrics::<operators::Upwind4>().unwrap()),
"upwind9" => Metrics::Upwind9(g.metrics::<operators::Upwind9>().unwrap()),
"upwind4h2" => Metrics::Upwind4h2(g.metrics::<operators::Upwind4h2>().unwrap()),
"trad4" => Metrics::Trad4(g.metrics::<operators::SBP4>().unwrap()),
"trad8" => Metrics::Trad8(g.metrics::<operators::SBP8>().unwrap()),
"upwind4" => Metrics::Upwind4(
g.metrics::<operators::Upwind4, operators::Upwind4>()
.unwrap(),
),
"upwind9" => Metrics::Upwind9(
g.metrics::<operators::Upwind9, operators::Upwind9>()
.unwrap(),
),
"upwind4h2" => Metrics::Upwind4h2(
g.metrics::<operators::Upwind4h2, operators::Upwind4h2>()
.unwrap(),
),
"trad4" => Metrics::Trad4(g.metrics::<operators::SBP4, operators::SBP4>().unwrap()),
"trad8" => Metrics::Trad8(g.metrics::<operators::SBP8, operators::SBP8>().unwrap()),
op => panic!("operator {} not known", op),
})
.collect::<Vec<_>>();

12
sbp/src/euler.rs
View File

@@ -14,7 +14,7 @@ pub struct System<SBP: SbpOperator> {
sys: (Field, Field),
k: [Field; 4],
wb: WorkBuffers,
grid: (Grid, Metrics<SBP>),
grid: (Grid, Metrics<SBP, SBP>),
}
impl<SBP: SbpOperator> System<SBP> {
@@ -403,7 +403,7 @@ fn pressure(gamma: Float, rho: Float, rhou: Float, rhov: Float, e: Float) -> Flo
pub fn RHS_trad<SBP: SbpOperator>(
k: &mut Field,
y: &Field,
metrics: &Metrics<SBP>,
metrics: &Metrics<SBP, SBP>,
boundaries: &BoundaryTerms,
tmp: &mut (Field, Field, Field, Field, Field, Field),
) {
@@ -437,7 +437,7 @@ pub fn RHS_trad<SBP: SbpOperator>(
pub fn RHS_upwind<UO: UpwindOperator>(
k: &mut Field,
y: &Field,
metrics: &Metrics<UO>,
metrics: &Metrics<UO, UO>,
boundaries: &BoundaryTerms,
tmp: &mut (Field, Field, Field, Field, Field, Field),
) {
@@ -477,7 +477,7 @@ pub fn RHS_upwind<UO: UpwindOperator>(
fn upwind_dissipation<UO: UpwindOperator>(
k: (&mut Field, &mut Field),
y: &Field,
metrics: &Metrics<UO>,
metrics: &Metrics<UO, UO>,
tmp: (&mut Field, &mut Field),
) {
let n = y.nx() * y.ny();
@@ -541,7 +541,7 @@ fn upwind_dissipation<UO: UpwindOperator>(
UO::disseta(tmp.1.e(), k.1.e_mut());
}
fn fluxes<SBP: SbpOperator>(k: (&mut Field, &mut Field), y: &Field, metrics: &Metrics<SBP>) {
fn fluxes<SBP: SbpOperator>(k: (&mut Field, &mut Field), y: &Field, metrics: &Metrics<SBP, SBP>) {
let j_dxi_dx = metrics.detj_dxi_dx.view();
let j_dxi_dy = metrics.detj_dxi_dy.view();
let j_deta_dx = metrics.detj_deta_dx.view();
@@ -815,7 +815,7 @@ fn vortexify(
fn SAT_characteristics<SBP: SbpOperator>(
k: &mut Field,
y: &Field,
metrics: &Metrics<SBP>,
metrics: &Metrics<SBP, SBP>,
boundaries: &BoundaryTerms,
) {
// North boundary

27
sbp/src/grid.rs
View File

@@ -8,9 +8,10 @@ pub struct Grid {
}
#[derive(Debug, Clone)]
pub struct Metrics<SBP>
pub struct Metrics<SBPeta, SBPxi>
where
SBP: super::operators::SbpOperator,
SBPeta: super::operators::SbpOperator,
SBPxi: super::operators::SbpOperator,
{
pub(crate) detj: Array2<Float>,
pub(crate) detj_dxi_dx: Array2<Float>,
@@ -18,7 +19,8 @@ where
pub(crate) detj_deta_dx: Array2<Float>,
pub(crate) detj_deta_dy: Array2<Float>,
operator: std::marker::PhantomData<SBP>,
operatoreta: std::marker::PhantomData<SBPeta>,
operatorxi: std::marker::PhantomData<SBPxi>,
}
impl Grid {
@@ -41,9 +43,9 @@ impl Grid {
self.y.view()
}
pub fn metrics<SBP: super::operators::SbpOperator>(
pub fn metrics<SBPx: super::operators::SbpOperator, SBPy: super::operators::SbpOperator>(
&self,
) -> Result<Metrics<SBP>, ndarray::ShapeError> {
) -> Result<Metrics<SBPx, SBPy>, ndarray::ShapeError> {
Metrics::new(self)
}
@@ -73,7 +75,9 @@ impl Grid {
}
}
impl<SBP: super::operators::SbpOperator> Metrics<SBP> {
impl<SBPeta: super::operators::SbpOperator, SBPxi: super::operators::SbpOperator>
Metrics<SBPeta, SBPxi>
{
fn new(grid: &Grid) -> Result<Self, ndarray::ShapeError> {
let ny = grid.ny();
let nx = grid.nx();
@@ -81,13 +85,13 @@ impl<SBP: super::operators::SbpOperator> Metrics<SBP> {
let y = &grid.y;
let mut dx_dxi = Array2::zeros((ny, nx));
SBP::diffxi(x.view(), dx_dxi.view_mut());
SBPxi::diffxi(x.view(), dx_dxi.view_mut());
let mut dx_deta = Array2::zeros((ny, nx));
SBP::diffeta(x.view(), dx_deta.view_mut());
SBPeta::diffeta(x.view(), dx_deta.view_mut());
let mut dy_dxi = Array2::zeros((ny, nx));
SBP::diffxi(y.view(), dy_dxi.view_mut());
SBPxi::diffxi(y.view(), dy_dxi.view_mut());
let mut dy_deta = Array2::zeros((ny, nx));
SBP::diffeta(y.view(), dy_deta.view_mut());
SBPeta::diffeta(y.view(), dy_deta.view_mut());
let mut detj = Array2::zeros((ny, nx));
ndarray::azip!((detj in &mut detj,
@@ -118,7 +122,8 @@ impl<SBP: super::operators::SbpOperator> Metrics<SBP> {
detj_dxi_dy,
detj_deta_dx,
detj_deta_dy,
operator: std::marker::PhantomData,
operatorxi: std::marker::PhantomData,
operatoreta: std::marker::PhantomData,
})
}
}

16
sbp/src/maxwell.rs
View File

@@ -78,7 +78,7 @@ pub struct System<SBP: SbpOperator> {
sys: (Field, Field),
wb: WorkBuffers,
grid: Grid,
metrics: Metrics<SBP>,
metrics: Metrics<SBP, SBP>,
}
impl<SBP: SbpOperator> System<SBP> {
@@ -119,7 +119,7 @@ impl<SBP: SbpOperator> System<SBP> {
fut: &mut Field,
prev: &Field,
_time: Float,
c: &(&Grid, &Metrics<SBP>),
c: &(&Grid, &Metrics<SBP, SBP>),
m: &mut (Array2<Float>, Array2<Float>, Array2<Float>, Array2<Float>),
) {
let (grid, metrics) = c;
@@ -147,7 +147,7 @@ impl<UO: UpwindOperator> System<UO> {
fut: &mut Field,
prev: &Field,
_time: Float,
c: &(&Grid, &Metrics<UO>),
c: &(&Grid, &Metrics<UO, UO>),
m: &mut (Array2<Float>, Array2<Float>, Array2<Float>, Array2<Float>),
) {
let (grid, metrics) = c;
@@ -199,7 +199,7 @@ fn RHS<SBP: SbpOperator>(
k: &mut Field,
y: &Field,
_grid: &Grid,
metrics: &Metrics<SBP>,
metrics: &Metrics<SBP, SBP>,
tmp: &mut (Array2<Float>, Array2<Float>, Array2<Float>, Array2<Float>),
) {
fluxes(k, y, metrics, tmp);
@@ -223,7 +223,7 @@ fn RHS_upwind<UO: UpwindOperator>(
k: &mut Field,
y: &Field,
_grid: &Grid,
metrics: &Metrics<UO>,
metrics: &Metrics<UO, UO>,
tmp: &mut (Array2<Float>, Array2<Float>, Array2<Float>, Array2<Float>),
) {
fluxes(k, y, metrics, tmp);
@@ -246,7 +246,7 @@ fn RHS_upwind<UO: UpwindOperator>(
fn fluxes<SBP: SbpOperator>(
k: &mut Field,
y: &Field,
metrics: &Metrics<SBP>,
metrics: &Metrics<SBP, SBP>,
tmp: &mut (Array2<Float>, Array2<Float>, Array2<Float>, Array2<Float>),
) {
// ex = hz_y
@@ -320,7 +320,7 @@ fn fluxes<SBP: SbpOperator>(
fn dissipation<UO: UpwindOperator>(
k: &mut Field,
y: &Field,
metrics: &Metrics<UO>,
metrics: &Metrics<UO, UO>,
tmp: &mut (Array2<Float>, Array2<Float>, Array2<Float>, Array2<Float>),
) {
// ex component
@@ -421,7 +421,7 @@ pub struct BoundaryTerms {
fn SAT_characteristics<SBP: SbpOperator>(
k: &mut Field,
y: &Field,
metrics: &Metrics<SBP>,
metrics: &Metrics<SBP, SBP>,
boundaries: &BoundaryTerms,
) {
let ny = y.ny();