Gerris Flow Solver Reference Manual

Table of Contents
Support functions
Simple statistics
Fully threaded tree
Basic structure and properties
Topological relationships
Cell faces operations
Other operations
Flow solver
Fluid cells
Fluid cell
Solid boundaries
Fluid cells operators
Advection scheme
Fluid domains
Fluid box
Fluid domain
Fluid box boundaries
Generic boundary
Inflow boundary
Constant inflow boundary
Constant inflow tracer boundary
Outflow boundary
Outflow boundary with source
Parallel MPI boundary
Fluid domains operators
Advection
Volume of Fluid advection
Poisson solver
Simulations, initialisations, events
Simulations
Simulations
Refinements
Generic refinement
Solid refinement
Solid distance refinement
Source terms
Source terms — Variable-dependent source terms
Constant source term — Like gravity for velocity variables
Events
Generic event — Any action to be performed at a given time
Initialisation
Generic initialisation event — Used for initial conditions
Constant velocity initialisation — Initialising a uniform initial velocity field
Vorticity initialisation
Outputs
Generic output event — Writing simulation data
Time output — Iteration and physical time output
Projection statistics output — Information about the convergence of the Poisson solver
Timing statistics output — For profiling of the solver
Balance statistics output
Solid statistics output
Location output
Simulation output
Domain boundaries output
Generic scalar output — Writing values of a given simulation scalar
Scalar norm output
Scalar statistics output
Scalar sum output
Coloured squares output
PPM output — 2D images of a scalar field
Adaptive mesh refinement
Generic refinement
Vorticity-based refinement
Gradient-based refinement