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Add workbuffer for boundaries

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This commit is contained in:
Magnus Ulimoen
2021-08-06 15:01:48 +00:00
parent 26159d5ffb
commit b142bb63e4
1 changed files with 33 additions and 33 deletions
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66
multigrid/src/system.rs
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@@ -350,7 +350,10 @@ impl System {
push, push,
sbp, sbp,
t: time, t: time,
wb, wb,
wb_ns: Array2::zeros((4, nx)),
wb_ew: Array2::zeros((4, ny)),
}; };
sys.advance(); sys.advance();
}) })
@@ -454,19 +457,24 @@ struct DistributedSystemPart {
t: Float, t: Float,
dt: Float, dt: Float,
ntime: u64, ntime: u64,
/// Work buffer for boundaries
wb_ns: Array2<Float>,
wb_ew: Array2<Float>,
} }
impl DistributedSystemPart { impl DistributedSystemPart {
fn advance(&mut self) { fn advance(&mut self) {
self.barrier.wait(); self.barrier.wait();
for _i in 0..self.ntime { for _i in 0..self.ntime {
println!("step: {}", _i);
let metrics = &self.grid.1; let metrics = &self.grid.1;
let wb = &mut self.wb.0; let wb = &mut self.wb.0;
let sbp = &self.sbp; let sbp = &self.sbp;
let push = &self.push; let push = &self.push;
let boundary_conditions = &self.boundary_conditions; let boundary_conditions = &self.boundary_conditions;
let grid = &self.grid.0; let grid = &self.grid.0;
let wb_ns = &mut self.wb_ns;
let wb_ew = &mut self.wb_ew;
let rhs = |k: &mut euler::Diff, y: &euler::Field, time: Float| { let rhs = |k: &mut euler::Diff, y: &euler::Field, time: Float| {
// Send off the boundaries optimistically, in case some grid is ready // Send off the boundaries optimistically, in case some grid is ready
@@ -499,13 +507,11 @@ impl DistributedSystemPart {
Some(select.recv(r)) Some(select.recv(r))
} }
DistributedBoundaryConditions::This => { DistributedBoundaryConditions::This => {
let data = y.south(); euler::SAT_north(sbp.deref(), k, y, metrics, y.south());
euler::SAT_north(sbp.deref(), k, y, metrics, data.view());
None None
} }
DistributedBoundaryConditions::Vortex(vp) => { DistributedBoundaryConditions::Vortex(vp) => {
let mut data = y.north().to_owned(); let mut fiter = wb_ns.outer_iter_mut();
let mut fiter = data.outer_iter_mut();
let (rho, rhou, rhov, e) = ( let (rho, rhou, rhov, e) = (
fiter.next().unwrap(), fiter.next().unwrap(),
fiter.next().unwrap(), fiter.next().unwrap(),
@@ -515,12 +521,11 @@ impl DistributedSystemPart {
let (gx, gy) = grid.north(); let (gx, gy) = grid.north();
vp.evaluate(time, gx, gy, rho, rhou, rhov, e); vp.evaluate(time, gx, gy, rho, rhou, rhov, e);
euler::SAT_north(sbp.deref(), k, y, metrics, data.view()); euler::SAT_north(sbp.deref(), k, y, metrics, wb_ns.view());
None None
} }
DistributedBoundaryConditions::Eval(eval) => { DistributedBoundaryConditions::Eval(eval) => {
let mut data = y.north().to_owned(); let mut fiter = wb_ns.outer_iter_mut();
let mut fiter = data.outer_iter_mut();
let (rho, rhou, rhov, e) = ( let (rho, rhou, rhov, e) = (
fiter.next().unwrap(), fiter.next().unwrap(),
fiter.next().unwrap(), fiter.next().unwrap(),
@@ -529,7 +534,7 @@ impl DistributedSystemPart {
); );
let (gx, gy) = grid.north(); let (gx, gy) = grid.north();
eval.evaluate(time, gx, gy, rho, rhou, rhov, e); eval.evaluate(time, gx, gy, rho, rhou, rhov, e);
euler::SAT_north(sbp.deref(), k, y, metrics, data.view()); euler::SAT_north(sbp.deref(), k, y, metrics, wb_ns.view());
None None
} }
}; };
@@ -540,13 +545,11 @@ impl DistributedSystemPart {
Some(select.recv(r)) Some(select.recv(r))
} }
DistributedBoundaryConditions::This => { DistributedBoundaryConditions::This => {
let data = y.north(); euler::SAT_south(sbp.deref(), k, y, metrics, y.north());
euler::SAT_south(sbp.deref(), k, y, metrics, data.view());
None None
} }
DistributedBoundaryConditions::Vortex(vp) => { DistributedBoundaryConditions::Vortex(vp) => {
let mut data = y.south().to_owned(); let mut fiter = wb_ns.outer_iter_mut();
let mut fiter = data.outer_iter_mut();
let (rho, rhou, rhov, e) = ( let (rho, rhou, rhov, e) = (
fiter.next().unwrap(), fiter.next().unwrap(),
fiter.next().unwrap(), fiter.next().unwrap(),
@@ -556,12 +559,11 @@ impl DistributedSystemPart {
let (gx, gy) = grid.south(); let (gx, gy) = grid.south();
vp.evaluate(time, gx, gy, rho, rhou, rhov, e); vp.evaluate(time, gx, gy, rho, rhou, rhov, e);
euler::SAT_south(sbp.deref(), k, y, metrics, data.view()); euler::SAT_south(sbp.deref(), k, y, metrics, wb_ns.view());
None None
} }
DistributedBoundaryConditions::Eval(eval) => { DistributedBoundaryConditions::Eval(eval) => {
let mut data = y.south().to_owned(); let mut fiter = wb_ns.outer_iter_mut();
let mut fiter = data.outer_iter_mut();
let (rho, rhou, rhov, e) = ( let (rho, rhou, rhov, e) = (
fiter.next().unwrap(), fiter.next().unwrap(),
fiter.next().unwrap(), fiter.next().unwrap(),
@@ -570,7 +572,7 @@ impl DistributedSystemPart {
); );
let (gx, gy) = grid.south(); let (gx, gy) = grid.south();
eval.evaluate(time, gx, gy, rho, rhou, rhov, e); eval.evaluate(time, gx, gy, rho, rhou, rhov, e);
euler::SAT_south(sbp.deref(), k, y, metrics, data.view()); euler::SAT_south(sbp.deref(), k, y, metrics, wb_ns.view());
None None
} }
}; };
@@ -581,13 +583,11 @@ impl DistributedSystemPart {
Some(select.recv(r)) Some(select.recv(r))
} }
DistributedBoundaryConditions::This => { DistributedBoundaryConditions::This => {
let data = y.west(); euler::SAT_east(sbp.deref(), k, y, metrics, y.west());
euler::SAT_east(sbp.deref(), k, y, metrics, data.view());
None None
} }
DistributedBoundaryConditions::Vortex(vp) => { DistributedBoundaryConditions::Vortex(vp) => {
let mut data = y.east().to_owned(); let mut fiter = wb_ew.outer_iter_mut();
let mut fiter = data.outer_iter_mut();
let (rho, rhou, rhov, e) = ( let (rho, rhou, rhov, e) = (
fiter.next().unwrap(), fiter.next().unwrap(),
fiter.next().unwrap(), fiter.next().unwrap(),
@@ -597,12 +597,11 @@ impl DistributedSystemPart {
let (gx, gy) = grid.east(); let (gx, gy) = grid.east();
vp.evaluate(time, gx, gy, rho, rhou, rhov, e); vp.evaluate(time, gx, gy, rho, rhou, rhov, e);
euler::SAT_east(sbp.deref(), k, y, metrics, data.view()); euler::SAT_east(sbp.deref(), k, y, metrics, wb_ew.view());
None None
} }
DistributedBoundaryConditions::Eval(eval) => { DistributedBoundaryConditions::Eval(eval) => {
let mut data = y.east().to_owned(); let mut fiter = wb_ew.outer_iter_mut();
let mut fiter = data.outer_iter_mut();
let (rho, rhou, rhov, e) = ( let (rho, rhou, rhov, e) = (
fiter.next().unwrap(), fiter.next().unwrap(),
fiter.next().unwrap(), fiter.next().unwrap(),
@@ -611,7 +610,7 @@ impl DistributedSystemPart {
); );
let (gx, gy) = grid.east(); let (gx, gy) = grid.east();
eval.evaluate(time, gx, gy, rho, rhou, rhov, e); eval.evaluate(time, gx, gy, rho, rhou, rhov, e);
euler::SAT_east(sbp.deref(), k, y, metrics, data.view()); euler::SAT_east(sbp.deref(), k, y, metrics, wb_ew.view());
None None
} }
}; };
@@ -622,13 +621,11 @@ impl DistributedSystemPart {
Some(select.recv(r)) Some(select.recv(r))
} }
DistributedBoundaryConditions::This => { DistributedBoundaryConditions::This => {
let data = y.east(); euler::SAT_west(sbp.deref(), k, y, metrics, y.east());
euler::SAT_west(sbp.deref(), k, y, metrics, data.view());
None None
} }
DistributedBoundaryConditions::Vortex(vp) => { DistributedBoundaryConditions::Vortex(vp) => {
let mut data = y.west().to_owned(); let mut fiter = wb_ew.outer_iter_mut();
let mut fiter = data.outer_iter_mut();
let (rho, rhou, rhov, e) = ( let (rho, rhou, rhov, e) = (
fiter.next().unwrap(), fiter.next().unwrap(),
fiter.next().unwrap(), fiter.next().unwrap(),
@@ -638,12 +635,11 @@ impl DistributedSystemPart {
let (gx, gy) = grid.west(); let (gx, gy) = grid.west();
vp.evaluate(time, gx, gy, rho, rhou, rhov, e); vp.evaluate(time, gx, gy, rho, rhou, rhov, e);
euler::SAT_west(sbp.deref(), k, y, metrics, data.view()); euler::SAT_west(sbp.deref(), k, y, metrics, wb_ew.view());
None None
} }
DistributedBoundaryConditions::Eval(eval) => { DistributedBoundaryConditions::Eval(eval) => {
let mut data = y.west().to_owned(); let mut fiter = wb_ew.outer_iter_mut();
let mut fiter = data.outer_iter_mut();
let (rho, rhou, rhov, e) = ( let (rho, rhou, rhov, e) = (
fiter.next().unwrap(), fiter.next().unwrap(),
fiter.next().unwrap(), fiter.next().unwrap(),
@@ -652,7 +648,7 @@ impl DistributedSystemPart {
); );
let (gx, gy) = grid.west(); let (gx, gy) = grid.west();
eval.evaluate(time, gx, gy, rho, rhou, rhov, e); eval.evaluate(time, gx, gy, rho, rhou, rhov, e);
euler::SAT_west(sbp.deref(), k, y, metrics, data.view()); euler::SAT_west(sbp.deref(), k, y, metrics, wb_ew.view());
None None
} }
}; };
@@ -669,24 +665,28 @@ impl DistributedSystemPart {
let r = s let r = s
.recv(boundary_conditions.north().channel().unwrap()) .recv(boundary_conditions.north().channel().unwrap())
.unwrap(); .unwrap();
// TODO: Interpolation
euler::SAT_north(sbp.deref(), k, y, metrics, r.view()); euler::SAT_north(sbp.deref(), k, y, metrics, r.view());
} }
x if x == recv_south => { x if x == recv_south => {
let r = s let r = s
.recv(boundary_conditions.south().channel().unwrap()) .recv(boundary_conditions.south().channel().unwrap())
.unwrap(); .unwrap();
// TODO: Interpolation
euler::SAT_south(sbp.deref(), k, y, metrics, r.view()); euler::SAT_south(sbp.deref(), k, y, metrics, r.view());
} }
x if x == recv_west => { x if x == recv_west => {
let r = s let r = s
.recv(boundary_conditions.west().channel().unwrap()) .recv(boundary_conditions.west().channel().unwrap())
.unwrap(); .unwrap();
// TODO: Interpolation
euler::SAT_west(sbp.deref(), k, y, metrics, r.view()); euler::SAT_west(sbp.deref(), k, y, metrics, r.view());
} }
x if x == recv_east => { x if x == recv_east => {
let r = s let r = s
.recv(boundary_conditions.east().channel().unwrap()) .recv(boundary_conditions.east().channel().unwrap())
.unwrap(); .unwrap();
// TODO: Interpolation
euler::SAT_east(sbp.deref(), k, y, metrics, r.view()); euler::SAT_east(sbp.deref(), k, y, metrics, r.view());
} }
_ => unreachable!(), _ => unreachable!(),