spring_electrical.h File Reference

#include <sparse/SparseMatrix.h>
#include <stdbool.h>

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Data Structures
struct	spring_electrical_control_struct

Macros
#define	AUTOP   -1.0001234

Typedefs
typedef struct spring_electrical_control_struct *	spring_electrical_control

Enumerations
enum	{ ERROR_NOT_SQUARE_MATRIX = -100 }
enum	{   SMOOTHING_NONE , SMOOTHING_STRESS_MAJORIZATION_GRAPH_DIST , SMOOTHING_STRESS_MAJORIZATION_AVG_DIST , SMOOTHING_STRESS_MAJORIZATION_POWER_DIST ,   SMOOTHING_SPRING , SMOOTHING_TRIANGLE , SMOOTHING_RNG }
enum	{ QUAD_TREE_HYBRID_SIZE = 10000 }
enum	{ QUAD_TREE_NONE = 0 , QUAD_TREE_NORMAL , QUAD_TREE_FAST , QUAD_TREE_HYBRID }

Functions
spring_electrical_control	spring_electrical_control_new (void)
void	spring_electrical_control_print (spring_electrical_control ctrl)
void	spring_electrical_embedding (int dim, SparseMatrix A0, spring_electrical_control ctrl, double *x, int *flag)
void	spring_electrical_embedding_fast (int dim, SparseMatrix A0, spring_electrical_control ctrl, double *x, int *flag)
void	multilevel_spring_electrical_embedding (int dim, SparseMatrix A0, spring_electrical_control ctrl, double *label_sizes, double *x, int n_edge_label_nodes, int *edge_label_nodes, int *flag)
void	spring_electrical_control_delete (spring_electrical_control ctrl)
double	average_edge_length (SparseMatrix A, int dim, double *coord)
void	spring_electrical_spring_embedding (int dim, SparseMatrix A, SparseMatrix D, spring_electrical_control ctrl, double *x, int *flag)
void	pcp_rotate (int n, int dim, double *x)

Macro Definition Documentation

AUTOP

#define AUTOP   -1.0001234

Definition at line 19 of file spring_electrical.h.

Typedef Documentation

spring_electrical_control

typedef struct spring_electrical_control_struct* spring_electrical_control

Definition at line 53 of file spring_electrical.h.

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
ERROR_NOT_SQUARE_MATRIX

Definition at line 16 of file spring_electrical.h.

anonymous enum

anonymous enum

Enumerator
SMOOTHING_NONE
SMOOTHING_STRESS_MAJORIZATION_GRAPH_DIST
SMOOTHING_STRESS_MAJORIZATION_AVG_DIST
SMOOTHING_STRESS_MAJORIZATION_POWER_DIST
SMOOTHING_SPRING
SMOOTHING_TRIANGLE
SMOOTHING_RNG

Definition at line 21 of file spring_electrical.h.

anonymous enum

anonymous enum

Enumerator
QUAD_TREE_HYBRID_SIZE

Definition at line 23 of file spring_electrical.h.

anonymous enum

anonymous enum

Enumerator
QUAD_TREE_NONE
QUAD_TREE_NORMAL
QUAD_TREE_FAST
QUAD_TREE_HYBRID

Definition at line 25 of file spring_electrical.h.

Function Documentation

average_edge_length()

double average_edge_length	(	SparseMatrix	A,
		int	dim,
		double *	coord
	)

Definition at line 155 of file spring_electrical.c.

References A, coord(), dim, dist(), and SparseMatrix_is_symmetric().

Referenced by spring_electrical_embedding(), spring_electrical_embedding_fast(), spring_electrical_embedding_slow(), and spring_electrical_spring_embedding().

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multilevel_spring_electrical_embedding()

void multilevel_spring_electrical_embedding	(	int	dim,
		SparseMatrix	A0,
		spring_electrical_control	ctrl,
		double *	label_sizes,
		double *	x,
		int	n_edge_label_nodes,
		int *	edge_label_nodes,
		int *	flag
	)

Definition at line 1081 of file spring_electrical.c.

References A, spring_electrical_control_struct::adaptive_cooling, attach_edge_label_coordinates(), AUTOP, dim, spring_electrical_control_struct::do_shrinking, spring_electrical_control_struct::edge_labeling_scheme, ELSCHEME_STRAIGHTLINE_PENALTY, ELSCHEME_STRAIGHTLINE_PENALTY2, free(), grid, gv_calloc(), spring_electrical_control_struct::initial_scaling, spring_electrical_control_struct::K, MATRIX_TYPE_REAL, Multilevel_control::maxlevel, Multilevel_delete(), Multilevel_get_coarsest(), Multilevel_is_coarsest, Multilevel_is_finest, Multilevel_new(), multilevel_spring_electrical_embedding(), spring_electrical_control_struct::multilevels, NULL, spring_electrical_control_struct::overlap, spring_electrical_control_struct::p, pcp_rotate(), post_process_smoothing(), power_law_graph(), print_padding(), prolongate(), QUAD_TREE_FAST, QUAD_TREE_HYBRID, QUAD_TREE_HYBRID_SIZE, QUAD_TREE_NONE, spring_electrical_control_struct::random_start, remove_overlap(), RETURN, rotate(), spring_electrical_control_struct::rotation, shorting_edge_label_nodes(), SparseMatrix_delete(), SparseMatrix_get_real_adjacency_matrix_symmetrized(), SparseMatrix_is_symmetric(), SparseMatrix_remove_diagonal(), spring_electrical_embedding(), spring_electrical_embedding_fast(), spring_electrical_embedding_slow(), spring_electrical_control_struct::step, spring_electrical_control_struct::tscheme, and Verbose.

Referenced by multilevel_spring_electrical_embedding(), and sfdpLayout().

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pcp_rotate()

void pcp_rotate	(	int	n,
		int	dim,
		double *	x
	)

Definition at line 890 of file spring_electrical.c.

References center(), dim, and dist().

Referenced by multilevel_spring_electrical_embedding().

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spring_electrical_control_delete()

void spring_electrical_control_delete

(

spring_electrical_control

ctrl

)

Definition at line 72 of file spring_electrical.c.

References free().

Referenced by sfdp_layout(), and SpringSmoother_delete().

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spring_electrical_control_new()

spring_electrical_control spring_electrical_control_new

(

void

)

Definition at line 48 of file spring_electrical.c.

References spring_electrical_control_struct::adaptive_cooling, AUTOP, spring_electrical_control_struct::beautify_leaves, spring_electrical_control_struct::do_shrinking, spring_electrical_control_struct::edge_labeling_scheme, gv_alloc(), spring_electrical_control_struct::initial_scaling, spring_electrical_control_struct::K, spring_electrical_control_struct::max_qtree_level, spring_electrical_control_struct::maxiter, spring_electrical_control_struct::multilevels, spring_electrical_control_struct::overlap, spring_electrical_control_struct::p, QUAD_TREE_HYBRID, spring_electrical_control_struct::random_seed, spring_electrical_control_struct::random_start, spring_electrical_control_struct::rotation, spring_electrical_control_struct::smoothing, SMOOTHING_NONE, spring_electrical_control_struct::step, and spring_electrical_control_struct::tscheme.

Referenced by sfdp_layout(), and SpringSmoother_new().

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spring_electrical_control_print()

void spring_electrical_control_print

(

spring_electrical_control

ctrl

)

Definition at line 84 of file spring_electrical.c.

References spring_electrical_control_struct::adaptive_cooling, spring_electrical_control_struct::beautify_leaves, bh, C, cool, spring_electrical_control_struct::do_shrinking, spring_electrical_control_struct::edge_labeling_scheme, spring_electrical_control_struct::initial_scaling, spring_electrical_control_struct::K, spring_electrical_control_struct::max_qtree_level, spring_electrical_control_struct::maxiter, spring_electrical_control_struct::multilevels, spring_electrical_control_struct::overlap, spring_electrical_control_struct::p, quadtree_size, spring_electrical_control_struct::random_seed, spring_electrical_control_struct::random_start, spring_electrical_control_struct::rotation, spring_electrical_control_struct::smoothing, smoothings, spring_electrical_control_struct::step, tol, spring_electrical_control_struct::tscheme, and tschemes.

Referenced by sfdp_layout().

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spring_electrical_embedding()

void spring_electrical_embedding	(	int	dim,
		SparseMatrix	A0,
		spring_electrical_control	ctrl,
		double *	x,
		int *	flag
	)

Definition at line 519 of file spring_electrical.c.

References A, spring_electrical_control_struct::adaptive_cooling, average_edge_length(), beautify_leaves(), spring_electrical_control_struct::beautify_leaves, bh, C, center(), dim, dist(), distance(), distance_cropped(), drand(), ERROR_NOT_SQUARE_MATRIX, F, FORMAT_CSR, free(), gv_calloc(), spring_electrical_control_struct::K, MAX, spring_electrical_control_struct::max_qtree_level, spring_electrical_control_struct::maxiter, MINDIST, NULL, oned_optimizer_get(), oned_optimizer_new(), oned_optimizer_train(), spring_electrical_control_struct::p, QuadTree_delete(), QuadTree_get_supernodes(), QuadTree_new_from_point_list(), quadtree_size, spring_electrical_control_struct::random_seed, spring_electrical_control_struct::random_start, RETURN, SparseMatrix_delete(), SparseMatrix_symmetrize(), spring_electrical_control_struct::step, tol, update_step(), and Verbose.

Referenced by multilevel_spring_electrical_embedding().

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spring_electrical_embedding_fast()

void spring_electrical_embedding_fast	(	int	dim,
		SparseMatrix	A0,
		spring_electrical_control	ctrl,
		double *	x,
		int *	flag
	)

Definition at line 246 of file spring_electrical.c.

References A, spring_electrical_control_struct::adaptive_cooling, average_edge_length(), beautify_leaves(), spring_electrical_control_struct::beautify_leaves, bh, C, dim, dist(), distance(), drand(), ERROR_NOT_SQUARE_MATRIX, F, FORMAT_CSR, free(), gv_calloc(), spring_electrical_control_struct::K, spring_electrical_control_struct::max_qtree_level, spring_electrical_control_struct::maxiter, NULL, oned_optimizer_get(), oned_optimizer_new(), oned_optimizer_train(), spring_electrical_control_struct::p, QuadTree_delete(), QuadTree_get_repulsive_force(), QuadTree_new_from_point_list(), spring_electrical_control_struct::random_seed, spring_electrical_control_struct::random_start, RETURN, SparseMatrix_delete(), SparseMatrix_symmetrize(), spring_electrical_control_struct::step, tol, update_step(), and Verbose.

Referenced by multilevel_spring_electrical_embedding().

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spring_electrical_spring_embedding()

void spring_electrical_spring_embedding	(	int	dim,
		SparseMatrix	A,
		SparseMatrix	D,
		spring_electrical_control	ctrl,
		double *	x,
		int *	flag
	)

Definition at line 686 of file spring_electrical.c.

References A, spring_electrical_control_struct::adaptive_cooling, average_edge_length(), beautify_leaves(), spring_electrical_control_struct::beautify_leaves, bh, C, center(), D, dim, dist(), distance(), distance_cropped(), drand(), ERROR_NOT_SQUARE_MATRIX, F, FORMAT_CSR, free(), gv_calloc(), spring_electrical_control_struct::K, MAX, spring_electrical_control_struct::maxiter, MINDIST, NULL, spring_electrical_control_struct::p, QuadTree_delete(), QuadTree_get_supernodes(), QuadTree_new_from_point_list(), quadtree_size, spring_electrical_control_struct::random_seed, spring_electrical_control_struct::random_start, RETURN, SparseMatrix_delete(), SparseMatrix_symmetrize(), spring_electrical_control_struct::step, tol, and update_step().

Referenced by SpringSmoother_smooth().

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