mulimoen/SummationByParts
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

generalize RHS to include boundaries

Browse Source
This commit is contained in:
Magnus Ulimoen
2020-02-19 21:51:01 +01:00
parent 89e64ba33a
commit df5d6d44c1
1 changed files with 24 additions and 18 deletions
Download Patch File Download Diff File Expand all files Collapse all files

42
sbp/src/euler.rs
View File

@@ -30,8 +30,17 @@ impl<SBP: SbpOperator> System<SBP> {
}
pub fn advance(&mut self, dt: f32) {
let rhs_trad = |k: &mut Field, y: &Field, grid: &_, wb: &mut _| {
let boundaries = BoundaryTerms {
north: y.south(),
south: y.north(),
west: y.east(),
east: y.west(),
};
RHS_trad(k, y, grid, &boundaries, wb)
};
integrate::rk4(
RHS_trad,
rhs_trad,
&self.sys.0,
&mut self.sys.1,
dt,
@@ -97,8 +106,17 @@ impl<SBP: SbpOperator> System<SBP> {
impl<UO: UpwindOperator> System<UO> {
pub fn advance_upwind(&mut self, dt: f32) {
let rhs_upwind = |k: &mut Field, y: &Field, grid: &_, wb: &mut _| {
let boundaries = BoundaryTerms {
north: y.south(),
south: y.north(),
west: y.east(),
east: y.west(),
};
RHS_upwind(k, y, grid, &boundaries, wb)
};
integrate::rk4(
RHS_upwind,
rhs_upwind,
&self.sys.0,
&mut self.sys.1,
dt,
@@ -235,6 +253,7 @@ pub(crate) fn RHS_trad<SBP: SbpOperator>(
k: &mut Field,
y: &Field,
grid: &Grid<SBP>,
boundaries: &BoundaryTerms,
tmp: &mut (Field, Field, Field, Field, Field, Field),
) {
let ehat = &mut tmp.0;
@@ -260,14 +279,7 @@ pub(crate) fn RHS_trad<SBP: SbpOperator>(
*out = (-eflux - fflux)/detj
});
let boundaries = BoundaryTerms {
north: y.south(),
south: y.north(),
west: y.east(),
east: y.west(),
};
SAT_characteristics(k, y, grid, &boundaries);
SAT_characteristics(k, y, grid, boundaries);
}
#[allow(non_snake_case)]
@@ -275,6 +287,7 @@ pub(crate) fn RHS_upwind<UO: UpwindOperator>(
k: &mut Field,
y: &Field,
grid: &Grid<UO>,
boundaries: &BoundaryTerms,
tmp: &mut (Field, Field, Field, Field, Field, Field),
) {
let ehat = &mut tmp.0;
@@ -306,14 +319,7 @@ pub(crate) fn RHS_upwind<UO: UpwindOperator>(
*out = (-eflux - fflux + ad_xi + ad_eta)/detj
});
let boundaries = BoundaryTerms {
north: y.south(),
south: y.north(),
west: y.east(),
east: y.west(),
};
SAT_characteristics(k, y, grid, &boundaries);
SAT_characteristics(k, y, grid, boundaries);
}
#[allow(clippy::many_single_char_names)]