rescale_layout.c File Reference

#include <assert.h>
#include <cgraph/alloc.h>
#include <cgraph/sort.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <time.h>
#include <neatogen/matrix_ops.h>
#include <neatogen/delaunay.h>
#include <common/arith.h>
#include <topfish/hierarchy.h>

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Macros
#define	DIST(x1, y1, x2, y2)   hypot((x1) - (x2), (y1) - (y2))

Functions
static double *	compute_densities (v_data *graph, size_t n, double *x, double *y)
static double *	smooth_vec (double *vec, int *ordering, size_t n, int interval)
static int	cmp (const void *a, const void *b, void *context)
void	quicksort_place (double *place, int *ordering, size_t size)
static void	rescale_layout_polarFocus (v_data *graph, size_t n, double *x_coords, double *y_coords, double x_focus, double y_focus, int interval, double distortion)
void	rescale_layout_polar (double *x_coords, double *y_coords, double *x_foci, double *y_foci, int num_foci, size_t n, int interval, double width, double height, double distortion)

Macro Definition Documentation

DIST

#define DIST	(		x1,
			y1,
			x2,
			y2
	)		hypot((x1) - (x2), (y1) - (y2))

Definition at line 109 of file rescale_layout.c.

Function Documentation

cmp()

static int cmp ( const void *  a, const void *  b, void *  context  )

static

Definition at line 91 of file rescale_layout.c.

Referenced by quicksort_place().

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compute_densities()

static double * compute_densities ( v_data *  graph, size_t  n, double *  x, double *  y  )

static

Definition at line 38 of file rescale_layout.c.

References graph(), gv_calloc(), and neighbor.

Referenced by rescale_layout_polarFocus().

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quicksort_place()

void quicksort_place	(	double *	place,
		int *	ordering,
		size_t	size
	)

Definition at line 105 of file rescale_layout.c.

References cmp(), and gv_sort().

Referenced by maxmatch(), rescale_layout_polarFocus(), and set_active_levels().

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rescale_layout_polar()

void rescale_layout_polar	(	double *	x_coords,
		double *	y_coords,
		double *	x_foci,
		double *	y_foci,
		int	num_foci,
		size_t	n,
		int	interval,
		double	width,
		double	height,
		double	distortion
	)

Definition at line 194 of file rescale_layout.c.

References copy_vector(), free(), graph(), gv_calloc(), MIN, rescale_layout_polarFocus(), scadd(), and UG_graph().

Referenced by positionAllItems().

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rescale_layout_polarFocus()

static void rescale_layout_polarFocus ( v_data *  graph, size_t  n, double *  x_coords, double *  y_coords, double  x_focus, double  y_focus, int  interval, double  distortion  )

static

Definition at line 111 of file rescale_layout.c.

References compute_densities(), copy_vector(), DIST, free(), graph(), gv_calloc(), NULL, quicksort_place(), and smooth_vec().

Referenced by rescale_layout_polar().

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smooth_vec()

static double * smooth_vec ( double *  vec, int *  ordering, size_t  n, int  interval  )

static

Definition at line 56 of file rescale_layout.c.

References gv_calloc(), len(), MAX, and MIN.

Referenced by rescale_layout_polarFocus().

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