Variables
str	initial_conditions
str	boundary_conditions
str	refinement_criterion
str	limiting_criterion
str	adjust_solution
	parser = exahype2.ArgumentParser()
	min_depth
	end_time
	time_step_relaxation
	degrees_of_freedom
	args = parser.parse_args()
dict	problem_constants
list	size = [1.58, 1.58]
float	max_h = 1.1 * min(size) / (3.0**args.min_depth)
float	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 220 of file dam-break-landslide.py.

◆ const_val

dam-break-landslide.const_val

Definition at line 220 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 111 of file dam-break-landslide.py.

◆ diffusive_source_term

dam-break-landslide.diffusive_source_term

Definition at line 134 of file dam-break-landslide.py.

◆ dimensions

dam-break-landslide.dimensions

Definition at line 199 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 204 of file dam-break-landslide.py.

◆ flux

dam-break-landslide.flux

Definition at line 127 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 140 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 171 of file dam-break-landslide.py.

◆ limiting_criterion

str 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=0.5,
)

Definition at line 144 of file dam-break-landslide.py.

◆ make

dam-break-landslide.make

Definition at line 224 of file dam-break-landslide.py.

◆ make_clean_first

dam-break-landslide.make_clean_first

Definition at line 224 of file dam-break-landslide.py.

◆ max_eigenvalue

dam-break-landslide.max_eigenvalue

Definition at line 129 of file dam-break-landslide.py.

◆ max_end_time

dam-break-landslide.max_end_time

Definition at line 203 of file dam-break-landslide.py.

◆ max_h

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

Definition at line 109 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 202 of file dam-break-landslide.py.

◆ min_h

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

Definition at line 110 of file dam-break-landslide.py.

◆ mode

dam-break-landslide.mode

Definition at line 216 of file dam-break-landslide.py.

◆ ncp

dam-break-landslide.ncp

Definition at line 128 of file dam-break-landslide.py.

◆ offset

dam-break-landslide.offset

Definition at line 201 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 206 of file dam-break-landslide.py.

◆ polynomials

dam-break-landslide.polynomials

Definition at line 141 of file dam-break-landslide.py.

◆ problem_constants

dict 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 92 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 181 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=0.5,
)

Definition at line 113 of file dam-break-landslide.py.

◆ riemann_solver

dam-break-landslide.riemann_solver

Definition at line 135 of file dam-break-landslide.py.

◆ size

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

Definition at line 108 of file dam-break-landslide.py.

◆ throw_away_data_after_build

dam-break-landslide.throw_away_data_after_build

Definition at line 224 of file dam-break-landslide.py.

◆ time_in_between_plots

dam-break-landslide.time_in_between_plots = 0.0

Definition at line 193 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 224 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