com1DFA.com1DFA.computeLeapFrogTimeStep

computeLeapFrogTimeStep(cfg, particles, fields, dt, dem, Tcpu)

compute next time step using a Leap Frog scheme

Parameters

• cfg (configparser) – configuration for DFA simulation

• particles (dict) – particles dictionary at t

• fields (dict) – fields dictionary at t

• dt (float) – time step

• dem (dict) – dictionary with dem information

• Ment (2D numpy array) – entrained mass raster

• Cres (2D numpy array) – resistance raster

• Tcpu (dict) – computation time dictionary

Returns

• particles (dict) – particles dictionary at t + dt

• fields (dict) – fields dictionary at t + dt

• Tcpu (dict) – computation time dictionary

• dt (float) – time step