Conservative level-set transport on the shared solver interface (NengLu's #657 work) - #677

Open

lmoresi wants to merge 25 commits into

developmentfrom

feature/levelset-supg

Commits on Aug 27, 2026

update
NengLu
committed
bab0e12
update supg solver
NengLu
committed
151b2b8

Commits on Sep 3, 2026

Expose the BDF and Adams-Moulton coefficient symbols on the DDt managers

lmoresi
and
claude
committed
f7d1a21
Pack and index auxiliary fields by DM field, not by position in mesh.vars

lmoresi
and
claude
committed
e84dea9
Add the RotatingGaussian transport oracle; fix the integral-norm error for scalar variables

lmoresi
and
claude
committed
ccfc23b
Extract the per-element timestep estimate shared by the advection-diffusion solvers

lmoresi
and
claude
committed
6d8e2b7
Skip the mesh-owned multigrid pickup for a solver that owns its preconditioner

lmoresi
and
claude
committed
9c8a125
Eulerian advection-diffusion with SUPG: BDF and Adams-Moulton orders from the symbolic history

lmoresi
and
claude
committed
b686530
Design note for the Eulerian SUPG solver; BDF2 becomes the default from the integrator study

lmoresi
and
claude
committed
451efe3
Integrator study, res 64: BDF3 grows slowly on pure advection at any Courant number

lmoresi
and
claude
committed
f076781
AdvDiffusionSUPG takes the semi-Lagrangian solver's interface: a drop-in replacement

lmoresi
and
claude
committed
2b9941c
Drop the integrator argument: order and theta already reach every safe scheme

lmoresi
and
claude
committed
252165e
Merge branch 'feature/eulerian-supg-transport' into feature/levelset-supg
lmoresi
committed
7651482
An accuracy-based timestep for the Eulerian solver; credit NengLu in the module and note

lmoresi
and
claude
committed
417f7b8
Level-set transport on the shared solver interface: one module, both transport solvers

lmoresi
and
claude
committed
a2a3e12
Merge branch 'feature/eulerian-supg-transport' into feature/levelset-supg
lmoresi
committed
9156e43
Level set: a secant iteration for the mass correction, five integrals instead of thirty

lmoresi
and
claude
committed
58728e1
Level set: impose the far-field value on the boundary when the flow crosses it

lmoresi
and
claude
committed
bef4d9f

Navigation Menu

Uh oh!

Conservative level-set transport on the shared solver interface (NengLu's #657 work) - #677

Conservative level-set transport on the shared solver interface (NengLu's #657 work)#677
lmoresi wants to merge 25 commits into
developmentfrom
feature/levelset-supg

Commits on Aug 27, 2026

update

update supg solver

Commits on Sep 3, 2026

Expose the BDF and Adams-Moulton coefficient symbols on the DDt managers

Pack and index auxiliary fields by DM field, not by position in mesh.vars

Add the RotatingGaussian transport oracle; fix the integral-norm error for scalar variables

Extract the per-element timestep estimate shared by the advection-diffusion solvers

Skip the mesh-owned multigrid pickup for a solver that owns its preconditioner

Eulerian advection-diffusion with SUPG: BDF and Adams-Moulton orders from the symbolic history

Design note for the Eulerian SUPG solver; BDF2 becomes the default from the integrator study

Integrator study, res 64: BDF3 grows slowly on pure advection at any Courant number

AdvDiffusionSUPG takes the semi-Lagrangian solver's interface: a drop-in replacement

Drop the integrator argument: order and theta already reach every safe scheme

Merge branch 'feature/eulerian-supg-transport' into feature/levelset-supg

An accuracy-based timestep for the Eulerian solver; credit NengLu in the module and note

Level-set transport on the shared solver interface: one module, both transport solvers

Merge branch 'feature/eulerian-supg-transport' into feature/levelset-supg

Level set: a secant iteration for the mass correction, five integrals instead of thirty

Level set: impose the far-field value on the boundary when the flow crosses it

Commits on Sep 4, 2026

Level set: mass correction automatic by transport, clip after every stage, band thickness measured

Match the Krylov tolerance to the SNES tolerance, and make preconditioner="fmg" a real switch on the SUPG solver

Merge branch 'feature/eulerian-supg-transport' into feature/levelset-supg

Design note: the 512^2 rows at matched tolerance

Merge branch 'feature/eulerian-supg-transport' into feature/levelset-supg

Let theta be set after construction, as the semi-Lagrangian solver allows

Merge branch 'feature/eulerian-supg-transport' into feature/levelset-supg