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low_n3_evol.C File Reference

#include "sdyn3.h"

Go to the source code of this file.

Defines
#define	UNPERTURBED_DIAG   false
#define	PRECISION   12
#define	N_STEP_CHECK   1000
#define	PERT_OUTPUT   2
Typedefs
typedef real (*	tfp )(sdyn3 *, real)
Functions
local void	restore_pos_and_vel (kepler &inner, kepler &outer, real time, int n_transform, sdyn3 *b1, sdyn3 *b2, sdyn3 *b3, vector &cmpos, vector &cmvel)
local real	total_energy (sdyn3 *b)
local void	print_unperturbed_diag (sdyn3 *b, sdyn3 *b1, sdyn3 *b2, sdyn3 *b3, kepler &inner, kepler &outer, char *header)
local void	print_perturbed_error (kepler &inner, kepler &outer, sdyn3 *b1, real dt)
local bool	unperturbed_step (sdyn3 *b, real tidal_tolerance, real &true_dt, int &collision_flag)
local void	predict (sdyn3 *b, real dt)
local void	correct (sdyn3 *b, real new_dt, real prev_new_dt)
local void	calculate_energy (sdyn3 *b, real &ekin, real &epot)
local bool	step (sdyn3 *b, real &t, real eps, real eta, real dt, real max_dt, int &end_flag, tfp the_tfp, int n_iter, int x_flag, int s_flag)
local void	initialize (sdyn3 *b, real eps)
real	constant_timestep (sdyn3 *b, real eta)
real	dynamic_timestep (sdyn3 *b, real eta)
local tfp	get_timestep_function_ptr (char *timestep_name)
local void	start_up (sdyn3 *b, real &n_steps)
local void	clean_up (sdyn3 *b, real n)
int	system_in_cube (sdyn3 *b, real cube_size)
void	low_n3_evolve (sdyn3 *b, real delta_t, real dt_out, real dt_snap, real snap_cube_size, real eps, real eta, int x_flag, char *timestep_name, int s_flag, int n_iter, real n_max, real cpu_time_check, real dt_print, sdyn3_print_fp print)
Variables
real	last_unpert = -VERY_LARGE_NUMBER

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Define Documentation

#define N_STEP_CHECK   1000

Definition at line 661 of file low_n3_evol.C.

#define PERT_OUTPUT   2

Definition at line 663 of file low_n3_evol.C.

#define PRECISION   12

Definition at line 30 of file low_n3_evol.C.

#define UNPERTURBED_DIAG   false

Definition at line 29 of file low_n3_evol.C.

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Typedef Documentation

typedef real (* tfp)(sdyn3*, real)

Definition at line 498 of file low_n3_evol.C.

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Function Documentation

local void calculate_energy ( sdyn3 * b, real & ekin, real & epot )

Definition at line 488 of file low_n3_evol.C. Referenced by low_n3_evolve(), low_n_evolve(), and scatter().

local void clean_up ( sdyn3 * b, real n )

Definition at line 648 of file low_n3_evol.C. Referenced by low_n3_evolve(), and low_n_evolve().

real constant_timestep ( sdyn3 * b, real eta )

Definition at line 598 of file low_n3_evol.C.

local void correct ( sdyn3 * b, real new_dt, real prev_new_dt )

Definition at line 473 of file low_n3_evol.C. Referenced by step().

real dynamic_timestep ( sdyn3 * b, real eta )

Definition at line 604 of file low_n3_evol.C.

local tfp get_timestep_function_ptr ( char * timestep_name )

Definition at line 620 of file low_n3_evol.C. Referenced by low_n3_evolve().

local void initialize ( sdyn3 * b, real eps )

Definition at line 583 of file low_n3_evol.C. Referenced by low_n3_evolve(), and low_n_evolve().

void low_n3_evolve ( sdyn3 * b, real delta_t, real dt_out, real dt_snap, real snap_cube_size, real eps, real eta, int x_flag, char * timestep_name, int s_flag, int n_iter, real n_max, real cpu_time_check, real dt_print, sdyn3_print_fp print )

Definition at line 666 of file low_n3_evol.C. Referenced by tree3_evolve().

local void predict ( sdyn3 * b, real dt )

Definition at line 461 of file low_n3_evol.C. Referenced by initialize(), and step().

local void print_perturbed_error ( kepler & inner, kepler & outer, sdyn3 * b1, real dt )

Definition at line 170 of file low_n3_evol.C. Referenced by unperturbed_step().

local void print_unperturbed_diag ( sdyn3 * b, sdyn3 * b1, sdyn3 * b2, sdyn3 * b3, kepler & inner, kepler & outer, char * header )

Definition at line 72 of file low_n3_evol.C. Referenced by unperturbed_step().

local void restore_pos_and_vel ( kepler & inner, kepler & outer, real time, int n_transform, sdyn3 * b1, sdyn3 * b2, sdyn3 * b3, vector & cmpos, vector & cmvel )

Definition at line 32 of file low_n3_evol.C. Referenced by unperturbed_step().

local void start_up ( sdyn3 * b, real & n_steps )

Definition at line 634 of file low_n3_evol.C. Referenced by low_n3_evolve(), low_n_evolve(), and start_up().

local bool step ( sdyn3 * b, real & t, real eps, real eta, real dt, real max_dt, int & end_flag, tfp the_tfp, int n_iter, int x_flag, int s_flag )

Definition at line 500 of file low_n3_evol.C.

int system_in_cube ( sdyn3 * b, real cube_size )

Definition at line 653 of file low_n3_evol.C. Referenced by low_n3_evolve(), low_n_evolve(), and scatter3().

local real total_energy ( sdyn3 * b )

Definition at line 53 of file low_n3_evol.C. Referenced by print_unperturbed_diag().

local bool unperturbed_step ( sdyn3 * b, real tidal_tolerance, real & true_dt, int & collision_flag )

Definition at line 255 of file low_n3_evol.C. Referenced by step().

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Variable Documentation

real last_unpert = -VERY_LARGE_NUMBER

Definition at line 664 of file low_n3_evol.C.

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