lpt.f90 File Reference

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Data Types
type	lpt::lpt_t
	Passive Lagrangian particle tracking. More...

Modules
module	lpt
	Implements lpt_t. (Lagrangian Particle Tracking)

Functions/Subroutines
subroutine	lpt::lpt_init_from_json (this, json, case)
	Build a mask of elastic wall facets from configured mesh zone ids.
subroutine	lpt::read_particles_json (this, json)
	Read particle data from JSON and initialise particles on rank 0.
subroutine	lpt::read_particles_csv (this, json)
	Read particle data from a CSV file and initialise particles on rank 0.
subroutine	lpt::evaluate_velocity (this, u_fluid, v_fluid, w_fluid)
	Interpolate the carrier velocity at the local particles.
subroutine	lpt::evaluate_acceleration (this, acc_x, acc_y, acc_z, u_fluid, v_fluid, w_fluid)
	Estimate particle acceleration from local carrier-fluid velocity.
subroutine	lpt::update_current_rhs (this)
	Refresh particle RHS values using the current fluid solution.
subroutine, private	lpt::update_lags (lag, laglag, new_values)
	Shift one particle history level and store new current values.
subroutine	lpt::lpt_preprocess (this, time)
	Advance particle positions and, for inertial particles, velocities.
subroutine	lpt::lpt_compute (this, time)
	Refresh particle/fluid coupling after the fluid step and emit output.
subroutine	lpt::sync_time_controller (this, time)
	Build an LPT-local time-step history from the times at which LPT runs.
subroutine	lpt::ode_integrate_ab_3c (this, sol_x, sol_y, sol_z, rhs_x, rhs_y, rhs_z, rhs_xlag, rhs_ylag, rhs_zlag, rhs_xlaglag, rhs_ylaglag, rhs_zlaglag, n)
	Advance a three-component state with variable-step Adams-Bashforth.
subroutine	lpt::write_output (this, time)
	Write one trajectory snapshot.
subroutine	lpt::lpt_free (this)
	Free all LPT-owned state and reset pointers/flags.
subroutine	lpt::log_status (this)
	Emit a setup summary for the configured LPT instance.