multipole.cc File Reference

Code for computing multipole moments, and multipole interaction and translation matrices. More...

#include <memory.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include "multipole.h"
#include "output.h"
#include "integrals_general.h"

Classes
struct	l_m_struct

Functions
static ergo_real	slow_factorial (int n)
static ergo_real	get_lm_factor_slow (int l, int m)
static ergo_real	get_lm_factor (int l, int m)
static void	get_l_m_from_index (int index, int *result_l, int *result_m)
int	init_multipole_code ()
int	compute_multipole_moments (const IntegralInfo &integralInfo, const DistributionSpecStruct *distr, multipole_struct_small *result)
int	setup_multipole_maxAbsMomentList (multipole_struct_large *multipole)

Variables
static int	global_initialized_flag = 0
static ergo_real	global_lm_factor_list [MAX_MULTIPOLE_DEGREE+1][MAX_MULTIPOLE_DEGREE+1]
static l_m_struct	global_l_m_list [MAX_NO_OF_MOMENTS_PER_MULTIPOLE]

Detailed Description

Code for computing multipole moments, and multipole interaction and translation matrices.

Author

: Elias Rudberg responsible.

Function Documentation

int compute_multipole_moments	(	const IntegralInfo &	integralInfo,
		const DistributionSpecStruct *	distr,
		multipole_struct_small *	result
	)

References IntegralInfo::basis_func_poly_list, DistributionSpecStruct_::centerCoords, multipole_struct_small::centerCoords, DistributionSpecStruct_::coeff, basis_func_term_struct::coeff, compute_integral_of_simple_prim(), multipole_struct_small::degree, do_output(), LOG_AREA_INTEGRALS, LOG_CAT_ERROR, MAX_MULTIPOLE_DEGREE_BASIC, MAX_NO_OF_MOMENTS_PER_MULTIPOLE_BASIC, multipole_struct_small::momentList, DistributionSpecStruct_::monomialInts, basis_func_term_struct::monomialInts, IntegralInfo::no_of_basis_func_polys, multipole_struct_small::noOfMoments, basis_func_poly_struct::noOfTerms, basis_func_poly_struct::scaledSolidHarmonicPrefactor, and basis_func_poly_struct::termList.

Referenced by compute_J_by_boxes_linear(), compute_K_by_boxes(), compute_V_and_gradient_linear(), and execute_joblist_J_fmm_shared().

static void get_l_m_from_index ( int  index, int *  result_l, int *  result_m  )

static

Referenced by init_multipole_code().

static ergo_real get_lm_factor ( int  l, int  m  )

static

References global_lm_factor_list.

Referenced by MMInteractor::getInteractionMatrix(), and MMTranslator::getTranslationMatrix().

static ergo_real get_lm_factor_slow ( int  l, int  m  )

static

References slow_factorial().

Referenced by init_multipole_code().

int init_multipole_code

(

)

References A, get_l_m_from_index(), get_lm_factor_slow(), global_initialized_flag, global_lm_factor_list, MAX_MULTIPOLE_DEGREE, and MAX_NO_OF_MOMENTS_PER_MULTIPOLE.

Referenced by compute_J_by_boxes_linear(), compute_V_and_gradient_linear(), and MMLimitTable::init().

int setup_multipole_maxAbsMomentList

(

multipole_struct_large *

multipole

)

References multipole_struct_large::euclideanNormList, MAX_MULTIPOLE_DEGREE, multipole_struct_large::maxAbsMomentList, and multipole_struct_large::momentList.

Referenced by compute_J_by_boxes_linear(), create_nuclei_mm_tree(), and execute_joblist_J_fmm_shared().

static ergo_real slow_factorial ( int  n )

static

Referenced by get_lm_factor_slow().

Variable Documentation

int global_initialized_flag = 0

static

Referenced by init_multipole_code(), MMInteractor::MMInteractor(), and MMTranslator::MMTranslator().

l_m_struct global_l_m_list[MAX_NO_OF_MOMENTS_PER_MULTIPOLE]

static

ergo_real global_lm_factor_list[MAX_MULTIPOLE_DEGREE+1][MAX_MULTIPOLE_DEGREE+1]

static

Referenced by get_lm_factor(), and init_multipole_code().