Variables
string	initial_conditions

string	boundary_conditions

string	refinement_criterion

string	limiting_criterion

string	adjust_solution

	parser = exahype2.ArgumentParser()

	min_depth

	end_time

	time_step_relaxation

	degrees_of_freedom

	args = parser.parse_args()

dictionary	problem_constants

list	size = [1.58, 1.58]

tuple	max_h = (1.1 * min(size) / (3.0**args.min_depth))

tuple	min_h = max_h * 3.0 ** (-args.amr_levels)

int	dg_order = args.degrees_of_freedom - 1

	regular_solver

	flux

	ncp

	max_eigenvalue

	diffusive_source_term

	riemann_solver

	is_linear

	polynomials

	limiting_solver

	limiter_solver

	project

float	time_in_between_plots = 0.0

	dimensions

	offset

	min_end_time

	max_end_time

	first_plot_time_stamp

	periodic_BC

	mode

	const_val

	const_type

	make

	True

	make_clean_first

	throw_away_data_after_build

Variable Documentation

◆ adjust_solution

dam-break-landslide.adjust_solution

Initial value:

 =  r"""
   if (Q[Shortcuts::h] < hThreshold) {
     Q[Shortcuts::h]  = std::fmax(0.0, Q[Shortcuts::h]);
     Q[Shortcuts::hu] = 0.0;
     Q[Shortcuts::hv] = 0.0;
   }
 """

Definition at line 72 of file dam-break-landslide.py.

◆ args

dam-break-landslide.args = parser.parse_args()

Definition at line 87 of file dam-break-landslide.py.

◆ boundary_conditions

dam-break-landslide.boundary_conditions

Initial value:

 =  """
   Qoutside[Shortcuts::h]  = Qinside[Shortcuts::h];
   Qoutside[Shortcuts::hu] = -Qinside[Shortcuts::hu];
   Qoutside[Shortcuts::hv] = -Qinside[Shortcuts::hv];
   Qoutside[Shortcuts::z]  = Qinside[Shortcuts::z];
 """

Definition at line 31 of file dam-break-landslide.py.

◆ const_type

dam-break-landslide.const_type

Definition at line 207 of file dam-break-landslide.py.

◆ const_val

dam-break-landslide.const_val

Definition at line 207 of file dam-break-landslide.py.

◆ degrees_of_freedom

dam-break-landslide.degrees_of_freedom

Definition at line 85 of file dam-break-landslide.py.

◆ dg_order

int dam-break-landslide.dg_order = args.degrees_of_freedom - 1

Definition at line 105 of file dam-break-landslide.py.

◆ diffusive_source_term

dam-break-landslide.diffusive_source_term

Definition at line 126 of file dam-break-landslide.py.

◆ dimensions

dam-break-landslide.dimensions

Definition at line 190 of file dam-break-landslide.py.

◆ end_time

dam-break-landslide.end_time

Definition at line 83 of file dam-break-landslide.py.

◆ first_plot_time_stamp

dam-break-landslide.first_plot_time_stamp

Definition at line 195 of file dam-break-landslide.py.

◆ flux

dam-break-landslide.flux

Definition at line 121 of file dam-break-landslide.py.

◆ initial_conditions

dam-break-landslide.initial_conditions

Initial value:

 =  """
   // Determine the position of the material region
   bool insideTheSquare{true};
   insideTheSquare &= (x[0] >= (initCenterX - squareSide * 0.5));
   insideTheSquare &= (x[0] <= (initCenterX + squareSide * 0.5));
   insideTheSquare &= (x[1] >= (initCenterY - squareSide * 0.5));
   insideTheSquare &= (x[1] <= (initCenterY + squareSide * 0.5));
  
   // Assign initial conditions based on the position of the material region
   Q[Shortcuts::h]       = (insideTheSquare ? initHeight : 0.0);
   Q[Shortcuts::hu]      = 0.0;
   Q[Shortcuts::hu + 1]  = 0.0;
   Q[Shortcuts::z]       = (DomainSize[0] - x[0]) * slopeAngleTan;
 """

Definition at line 16 of file dam-break-landslide.py.

◆ is_linear

dam-break-landslide.is_linear

Definition at line 132 of file dam-break-landslide.py.

◆ limiter_solver

dam-break-landslide.limiter_solver

Initial value:

 =  exahype2.solvers.limiting.PosterioriLimiting(
     name="LimiterSolver",
     regular_solver=regular_solver,
     limiting_solver=limiting_solver,
     number_of_dmp_observables=3,
     dmp_relaxation_parameter=0.20,  # MD 3: BOTH FRICTIONS: 0.2, ONLY ONE FRICTION TERM OR ZERO: 0.1,
     dmp_differences_scaling=1e-3,  # MD 3: BOTH FRICTIONS: 1e-3, ONLY ONE FRICTION TERM OR ZERO: 5e-4
     physical_admissibility_criterion=limiting_criterion,
 )

Definition at line 162 of file dam-break-landslide.py.

◆ limiting_criterion

string dam-break-landslide.limiting_criterion

Initial value:

 =  """
   const double Qh{Q[0]};
   if (!std::isfinite(Qh)) {
     return false;
   }
  
   // Try not to limit untouched cells initialised with 0.0
   if ((Qh < hThreshold) and (Qh > -hThreshold)) {
     return true;
   }
  
   // Low values of h are resolved on FV layer
   if (Qh <= -hThreshold) {
     return false;
   }
  
   // Limit close to boundaries
   // x - 0
   if (std::abs(x[0] - DomainOffset[0]) < h[0] or std::abs(x[0] - DomainOffset[0] - DomainSize[0]) < h[0]) {
     return false;
   }
   // y - 1
   if (std::abs(x[1] - DomainOffset[1]) < h[1] or std::abs(x[1] - DomainOffset[1] - DomainSize[1]) < h[1]) {
     return false;
   }
  
   return true;
 """

Definition at line 43 of file dam-break-landslide.py.

◆ limiting_solver

dam-break-landslide.limiting_solver

Initial value:

 =  exahype2.solvers.fv.godunov.GlobalAdaptiveTimeStep(
     name="FVSolver",
     patch_size=dg_order * 2 + 1,
     unknowns={"h": 1, "hu": 1, "hv": 1},
     auxiliary_variables={"z": 1},
     min_volume_h=min_h,
     max_volume_h=max_h,
     time_step_relaxation=args.time_step_relaxation,
 )

Definition at line 136 of file dam-break-landslide.py.

◆ make

dam-break-landslide.make

Definition at line 213 of file dam-break-landslide.py.

◆ make_clean_first

dam-break-landslide.make_clean_first

Definition at line 213 of file dam-break-landslide.py.

◆ max_eigenvalue

dam-break-landslide.max_eigenvalue

Definition at line 123 of file dam-break-landslide.py.

◆ max_end_time

dam-break-landslide.max_end_time

Definition at line 194 of file dam-break-landslide.py.

◆ max_h

tuple dam-break-landslide.max_h = (1.1 * min(size) / (3.0**args.min_depth))

Definition at line 103 of file dam-break-landslide.py.

◆ min_depth

dam-break-landslide.min_depth

Definition at line 82 of file dam-break-landslide.py.

◆ min_end_time

dam-break-landslide.min_end_time

Definition at line 193 of file dam-break-landslide.py.

◆ min_h

tuple dam-break-landslide.min_h = max_h * 3.0 ** (-args.amr_levels)

Definition at line 104 of file dam-break-landslide.py.

◆ mode

dam-break-landslide.mode

Definition at line 204 of file dam-break-landslide.py.

◆ ncp

dam-break-landslide.ncp

Definition at line 122 of file dam-break-landslide.py.

◆ offset

dam-break-landslide.offset

Definition at line 192 of file dam-break-landslide.py.

◆ parser

dam-break-landslide.parser = exahype2.ArgumentParser()

Definition at line 80 of file dam-break-landslide.py.

◆ periodic_BC

dam-break-landslide.periodic_BC

Definition at line 197 of file dam-break-landslide.py.

◆ polynomials

dam-break-landslide.polynomials

Definition at line 133 of file dam-break-landslide.py.

◆ problem_constants

dictionary dam-break-landslide.problem_constants

Initial value:

 =  {
     "g"             : [9.81, "double"],
     "phi"           : [25.0, "double"],
     "invXi"         : [1.0 / 200.0, "double"],
     "slopeAngleTan" : [math.tan(math.pi / 180.0 * 35.0), "double"],
     "initCenterX"   : [0.15, "double"],
     "initCenterY"   : [0.79, "double"],
     "squareSide"    : [0.1, "double"],
     "initHeight"    : [0.1, "double"],
 }

Definition at line 89 of file dam-break-landslide.py.

◆ project

dam-break-landslide.project

Initial value:

 =  exahype2.Project(
     namespace=["applications", "exahype2", "swe"],
     project_name="DamBreakLandslide",
     directory=".",
     executable="ExaHyPE-ShallowWater",
 )

Definition at line 172 of file dam-break-landslide.py.

◆ refinement_criterion

dam-break-landslide.refinement_criterion

Initial value:

 =  """
   auto result = ::exahype2::RefinementCommand::Keep;
   return result;
 """

Definition at line 38 of file dam-break-landslide.py.

◆ regular_solver

dam-break-landslide.regular_solver

Initial value:

 =  exahype2.solvers.aderdg.GlobalAdaptiveTimeStep(
     name="ADERDGSolver",
     order=dg_order,
     unknowns={"h": 1, "hu": 1, "hv": 1, "z": 1},
     auxiliary_variables=0,
     min_cell_h=min_h,
     max_cell_h=max_h,
     time_step_relaxation=args.time_step_relaxation,
 )

Definition at line 107 of file dam-break-landslide.py.

◆ riemann_solver

dam-break-landslide.riemann_solver

Definition at line 127 of file dam-break-landslide.py.

◆ size

dam-break-landslide.size = [1.58, 1.58]

Definition at line 102 of file dam-break-landslide.py.

◆ throw_away_data_after_build

dam-break-landslide.throw_away_data_after_build

Definition at line 213 of file dam-break-landslide.py.

◆ time_in_between_plots

dam-break-landslide.time_in_between_plots = 0.0

Definition at line 184 of file dam-break-landslide.py.

◆ time_step_relaxation

dam-break-landslide.time_step_relaxation

Definition at line 84 of file dam-break-landslide.py.

◆ True

dam-break-landslide.True

Definition at line 213 of file dam-break-landslide.py.

Variables

Variable Documentation

◆ adjust_solution

◆ args

◆ boundary_conditions

◆ const_type

◆ const_val

◆ degrees_of_freedom

◆ dg_order

◆ diffusive_source_term

◆ dimensions

◆ end_time

◆ first_plot_time_stamp

◆ flux

◆ initial_conditions

◆ is_linear

◆ limiter_solver

◆ limiting_criterion

◆ limiting_solver

◆ make

◆ make_clean_first

◆ max_eigenvalue

◆ max_end_time

◆ max_h

◆ min_depth

◆ min_end_time

◆ min_h

◆ mode

◆ ncp

◆ offset

◆ parser

◆ periodic_BC

◆ polynomials

◆ problem_constants

◆ project

◆ refinement_criterion

◆ regular_solver

◆ riemann_solver

◆ size

◆ throw_away_data_after_build

◆ time_in_between_plots

◆ time_step_relaxation

◆ True