prob/lw_implode.c File Reference

Problem generator for square implosion problem. More...

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Functions
static Real	expr_diff_d (const GridS *pG, const int i, const int j, const int k)
	computes difference d{i,j}-d{j,i} to test if solution is symmetric
void	problem (DomainS *pDomain)
	Problem initial conditions, edited for each problem.
void	problem_write_restart (MeshS *pM, FILE *fp)
	Problem specific subroutine for use with writing restart files, Edited for each problem.
void	problem_read_restart (MeshS *pM, FILE *fp)
	Problem specific subroutine for use with reading restart files, Edited for each problem.
ConsFun_t	get_usr_expr (const char *expr)
	Sets pointer to expression for special output data.
VOutFun_t	get_usr_out_fun (const char *name)
	Returns a user defined output function pointer.
void	Userwork_in_loop (MeshS *pM)
	Problem work executed during each step in the main Athena loop, see main.c.
void	Userwork_after_loop (MeshS *pM)
	Problem work executed after the main Athena loop, see main.c Edited for each problem.

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Detailed Description

Problem generator for square implosion problem.

PURPOSE: Problem generator for square implosion problem.

REFERENCE: R. Liska & B. Wendroff, SIAM J. Sci. Comput., 25, 995 (2003)

Definition in file lw_implode.c.

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Function Documentation

static Real expr_diff_d	(	const GridS *	pG,
		const int	i,
		const int	j,
		const int	k
	)			[static]

computes difference d{i,j}-d{j,i} to test if solution is symmetric

Definition at line 127 of file lw_implode.c.

References ConsS::d, and GridS::U.

ConsFun_t get_usr_expr

(

const char *

expr

)

Sets pointer to expression for special output data.

Definition at line 107 of file lw_implode.c.

VOutFun_t get_usr_out_fun

(

const char *

name

)

Returns a user defined output function pointer.

Definition at line 113 of file lw_implode.c.

void problem

(

DomainS *

pDomain

)

Problem initial conditions, edited for each problem.

Definition at line 30 of file lw_implode.c.

References ath_error(), ConsS::d, DomainS::Disp, GridS::dx2, ConsS::E, Gamma_1, DomainS::Grid, GridS::ie, GridS::is, GridS::je, GridS::js, GridS::ke, GridS::ks, DomainS::Level, Ly, ConsS::M1, ConsS::M2, ConsS::M3, GridS::Nx, nx2, par_getd(), DomainS::RootMaxX, DomainS::RootMinX, and GridS::U.

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void problem_read_restart	(	MeshS *	pM,
		FILE *	fp
	)

Problem specific subroutine for use with reading restart files, Edited for each problem.

Definition at line 102 of file lw_implode.c.

void problem_write_restart	(	MeshS *	pM,
		FILE *	fp
	)

Problem specific subroutine for use with writing restart files, Edited for each problem.

Definition at line 97 of file lw_implode.c.

void Userwork_after_loop

(

MeshS *

pM

)

Problem work executed after the main Athena loop, see main.c Edited for each problem.

Definition at line 121 of file lw_implode.c.

void Userwork_in_loop

(

MeshS *

pM

)

Problem work executed during each step in the main Athena loop, see main.c.

Edited for each problem.

Definition at line 117 of file lw_implode.c.