Package gov.nih.mipav.model.structures

Class JCVoronoi

java.lang.Object

gov.nih.mipav.model.structures.JCVoronoi

public class JCVoronoi
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) class	JCVoronoi.Context
private class	JCVoronoi.indexPointComparator
private class	JCVoronoi.indexPointItem
(package private) class	JCVoronoi.jcv_clipper
(package private) class	JCVoronoi.jcv_clipping_polygon
(package private) class	JCVoronoi.jcv_context_internal
(package private) class	JCVoronoi.jcv_delauney_edge
(package private) class	JCVoronoi.jcv_delauney_iter
(package private) class	JCVoronoi.jcv_diagram
(package private) class	JCVoronoi.jcv_edge
(package private) class	JCVoronoi.jcv_graphedge
(package private) class	JCVoronoi.jcv_halfedge
(package private) class	JCVoronoi.jcv_memoryblock
(package private) class	JCVoronoi.jcv_point
(package private) class	JCVoronoi.jcv_priorityqueue
(package private) class	JCVoronoi.jcv_rect
(package private) class	JCVoronoi.jcv_site

Field Summary

Fields

Modifier and Type	Field	Description
(package private) JCVoronoi.Context	ctx
(package private) double	epsilon
(package private) int	IMAGE_SIZE
(package private) int	jcv_alloc_fn
(package private) int	JCV_BOXSHAPE_CLIP
(package private) int	JCV_BOXSHAPE_FILLGAPS
(package private) int	JCV_BOXSHAPE_TEST
(package private) static final int	JCV_CORNER_BOTTOM_LEFT
(package private) static final int	JCV_CORNER_BOTTOM_RIGHT
(package private) static final int	JCV_CORNER_NONE
(package private) static final int	JCV_CORNER_TOP_LEFT
(package private) static final int	JCV_CORNER_TOP_RIGHT
(package private) static final int	JCV_DIRECTION_LEFT
(package private) static final int	JCV_DIRECTION_RIGHT
(package private) static final int	JCV_EDGE_BOTTOM
(package private) double	JCV_EDGE_INTERSECT_THRESHOLD
(package private) static final int	JCV_EDGE_LEFT
(package private) static final int	JCV_EDGE_RIGHT
(package private) static final int	JCV_EDGE_TOP
(package private) int	jcv_free_fn
(package private) static final double	JCV_INVALID_VALUE

Constructor Summary

Constructors

Constructor	Description
JCVoronoi()

Method Summary

Modifier and Type	Method	Description
(package private) void	check_edges(JCVoronoi.jcv_graphedge edges, int num_expected, JCVoronoi.jcv_point[] expected_points, JCVoronoi.jcv_site[] expected_neighbors)
(package private) boolean	check_graphedge_eq(JCVoronoi.jcv_graphedge e, JCVoronoi.jcv_point p1, JCVoronoi.jcv_point p2)
(package private) boolean	check_point_eq(JCVoronoi.jcv_point a, JCVoronoi.jcv_point b)
(package private) int	count_edges(JCVoronoi.jcv_graphedge edge)
void	crash1()
void	culling_test()
(package private) int	debug_skip_point(JCVoronoi.jcv_point pt)
void	Delauney()
(package private) void	display_site(JCVoronoi.jcv_site site)
(package private) void	draw_line(int x0, int y0, int x1, int y1, byte[] image, int width, int height, int nchannels, byte[] color)
(package private) void	draw_triangle(JCVoronoi.jcv_point v0, JCVoronoi.jcv_point v1, JCVoronoi.jcv_point v2, byte[] image, int width, int height, int nchannels, byte[] color)
void	fn_count_edges()
(package private) int	is_ascii(byte[] chars, int len)
(package private) int	is_closed_loop(JCVoronoi.jcv_graphedge edge)
(package private) int	is_text(File file, int len)
void	issue_missing_border_edges()
void	issue10_zero_edge_length()
void	issue22_wrong_edge_count()
void	issue28_not_all_edges_returned_test()
void	issue38_numsites_equals_one_assert_test()
(package private) JCVoronoi.jcv_point	jcv_add(JCVoronoi.jcv_point a, JCVoronoi.jcv_point b)
(package private) JCVoronoi.jcv_edge	jcv_alloc_edge(JCVoronoi.jcv_context_internal internal)
(package private) JCVoronoi.jcv_graphedge	jcv_alloc_graphedge(JCVoronoi.jcv_context_internal internal)
(package private) JCVoronoi.jcv_halfedge	jcv_alloc_halfedge(JCVoronoi.jcv_context_internal internal)
(package private) JCVoronoi.jcv_context_internal	jcv_alloc_internal(int num_points, int userallocctx, int allocfn, int freefn)
(package private) int	jcv_boxshape_clip(JCVoronoi.jcv_clipper clipper, JCVoronoi.jcv_edge e)
(package private) void	jcv_boxshape_fillgaps(JCVoronoi.jcv_clipper clipper, JCVoronoi.jcv_context_internal allocator, JCVoronoi.jcv_site site)
(package private) int	jcv_boxshape_test(JCVoronoi.jcv_clipper clipper, JCVoronoi.jcv_point p)
(package private) double	jcv_calc_sort_metric(JCVoronoi.jcv_site site, JCVoronoi.jcv_graphedge edge)
(package private) double	jcv_ceil(double v)
(package private) int	jcv_check_circle_event(JCVoronoi.jcv_halfedge he1, JCVoronoi.jcv_halfedge he2, JCVoronoi.jcv_point vertex)
(package private) void	jcv_circle_event(JCVoronoi.jcv_context_internal internal)
(package private) int	jcv_clip_polygon_clip_edge(JCVoronoi.jcv_clipper clipper, JCVoronoi.jcv_edge e)
(package private) void	jcv_clip_polygon_fill_gaps(JCVoronoi.jcv_clipper clipper, JCVoronoi.jcv_context_internal allocator, JCVoronoi.jcv_site site)
(package private) int	jcv_clip_polygon_test_point(JCVoronoi.jcv_clipper clipper, JCVoronoi.jcv_point p)
(package private) void	jcv_context_internal_free(JCVoronoi.jcv_context_internal internal)
(package private) int	jcv_corner_rotate_90(int corner)
(package private) JCVoronoi.jcv_point	jcv_corner_to_point(int corner, JCVoronoi.jcv_point min, JCVoronoi.jcv_point max)
(package private) void	jcv_create_corner_edge(JCVoronoi.jcv_context_internal internal, JCVoronoi.jcv_site site, JCVoronoi.jcv_graphedge current, JCVoronoi.jcv_graphedge gap)
(package private) JCVoronoi.jcv_edge	jcv_create_gap_edge(JCVoronoi.jcv_context_internal internal, JCVoronoi.jcv_site site, JCVoronoi.jcv_graphedge ge)
(package private) double	jcv_cross(JCVoronoi.jcv_point a, JCVoronoi.jcv_point b)
(package private) void	jcv_delauney_begin(JCVoronoi.jcv_diagram diagram, JCVoronoi.jcv_delauney_iter iter)
(package private) int	jcv_delauney_next(JCVoronoi.jcv_delauney_iter iter, JCVoronoi.jcv_delauney_edge next)
(package private) double	jcv_determinant(JCVoronoi.jcv_point a, JCVoronoi.jcv_point b, JCVoronoi.jcv_point c)
(package private) void	jcv_diagram_free(JCVoronoi.jcv_diagram d)
(package private) void	jcv_diagram_generate(int num_points, JCVoronoi.jcv_point[] points, JCVoronoi.jcv_rect rect, JCVoronoi.jcv_clipper clipper, JCVoronoi.jcv_diagram d)
(package private) void	jcv_diagram_generate_useralloc(int num_points, JCVoronoi.jcv_point[] points, JCVoronoi.jcv_rect rect, JCVoronoi.jcv_clipper clipper, int userallocctx, int allocfn, int freefn, JCVoronoi.jcv_diagram d)
(package private) JCVoronoi.jcv_edge	jcv_diagram_get_edges(JCVoronoi.jcv_diagram diagram)
(package private) JCVoronoi.jcv_edge	jcv_diagram_get_next_edge(JCVoronoi.jcv_edge edge)
(package private) JCVoronoi.jcv_site[]	jcv_diagram_get_sites(JCVoronoi.jcv_diagram diagram)
(package private) double	jcv_dot(JCVoronoi.jcv_point a, JCVoronoi.jcv_point b)
(package private) int	jcv_edge_clipline(JCVoronoi.jcv_context_internal internal, JCVoronoi.jcv_edge e)
(package private) void	jcv_edge_create(JCVoronoi.jcv_edge e, JCVoronoi.jcv_site s1, JCVoronoi.jcv_site s2)
(package private) int	jcv_edge_flags_to_corner(int edge_flags)
(package private) JCVoronoi.jcv_edge	jcv_edge_new(JCVoronoi.jcv_context_internal internal, JCVoronoi.jcv_site s1, JCVoronoi.jcv_site s2)
(package private) void	jcv_endpos(JCVoronoi.jcv_context_internal internal, JCVoronoi.jcv_edge e, JCVoronoi.jcv_point p, int direction)
(package private) void	jcv_fillgaps(JCVoronoi.jcv_diagram diagram)
(package private) int	jcv_find_polygon_edge(JCVoronoi.jcv_clipper clipper, JCVoronoi.jcv_point p)
(package private) void	jcv_finishline(JCVoronoi.jcv_context_internal internal, JCVoronoi.jcv_edge e)
(package private) double	jcv_floor(double v)
(package private) JCVoronoi.jcv_halfedge	jcv_get_edge_above_x(JCVoronoi.jcv_context_internal internal, JCVoronoi.jcv_point p)
(package private) int	jcv_get_edge_flags(JCVoronoi.jcv_point pt, JCVoronoi.jcv_point min, JCVoronoi.jcv_point max)
(package private) int	jcv_graphedge_eq(JCVoronoi.jcv_graphedge a, JCVoronoi.jcv_graphedge b)
(package private) void	jcv_graphedge_free(JCVoronoi.jcv_graphedge graphedge)
(package private) int	jcv_halfedge_compare(JCVoronoi.jcv_halfedge he1, JCVoronoi.jcv_halfedge he2)
(package private) void	jcv_halfedge_delete(JCVoronoi.jcv_context_internal internal, JCVoronoi.jcv_halfedge he)
(package private) int	jcv_halfedge_intersect(JCVoronoi.jcv_halfedge he1, JCVoronoi.jcv_halfedge he2, JCVoronoi.jcv_point out)
(package private) JCVoronoi.jcv_site	jcv_halfedge_leftsite(JCVoronoi.jcv_halfedge he)
(package private) void	jcv_halfedge_link(JCVoronoi.jcv_halfedge edge, JCVoronoi.jcv_halfedge newedge)
(package private) JCVoronoi.jcv_halfedge	jcv_halfedge_new(JCVoronoi.jcv_context_internal internal, JCVoronoi.jcv_edge e, int direction)
(package private) int	jcv_halfedge_rightof(JCVoronoi.jcv_halfedge he, JCVoronoi.jcv_point p)
(package private) JCVoronoi.jcv_site	jcv_halfedge_rightsite(JCVoronoi.jcv_halfedge he)
(package private) void	jcv_halfedge_unlink(JCVoronoi.jcv_halfedge he)
(package private) int	jcv_is_corner(int corner)
(package private) int	jcv_is_valid(JCVoronoi.jcv_point p)
(package private) double	jcv_length(JCVoronoi.jcv_point v)
(package private) double	jcv_length_sq(JCVoronoi.jcv_point v)
(package private) JCVoronoi.jcv_point	jcv_mix(JCVoronoi.jcv_point a, JCVoronoi.jcv_point b, double t)
(package private) JCVoronoi.jcv_point	jcv_mul(JCVoronoi.jcv_point v, double s)
(package private) JCVoronoi.jcv_site	jcv_nextsite(JCVoronoi.jcv_context_internal internal)
(package private) int	jcv_point_cmp(JCVoronoi.jcv_point p1, JCVoronoi.jcv_point p2)
(package private) double	jcv_point_dist(JCVoronoi.jcv_point pt1, JCVoronoi.jcv_point pt2)
(package private) double	jcv_point_dist_sq(JCVoronoi.jcv_point pt1, JCVoronoi.jcv_point pt2)
(package private) int	jcv_point_eq(JCVoronoi.jcv_point pt1, JCVoronoi.jcv_point pt2)
(package private) int	jcv_point_less(JCVoronoi.jcv_point pt1, JCVoronoi.jcv_point pt2)
(package private) int	jcv_point_on_box_edge(JCVoronoi.jcv_point pt, JCVoronoi.jcv_point min, JCVoronoi.jcv_point max)
(package private) double	jcv_point_to_line_segment_t(JCVoronoi.jcv_point p, JCVoronoi.jcv_point p0, JCVoronoi.jcv_point p1)
(package private) void	jcv_pq_create(JCVoronoi.jcv_priorityqueue pq, int capacity, JCVoronoi.jcv_halfedge[] buffer)
(package private) int	jcv_pq_empty(JCVoronoi.jcv_priorityqueue pq)
(package private) int	jcv_pq_maxchild(JCVoronoi.jcv_priorityqueue pq, int pos)
(package private) int	jcv_pq_movedown(JCVoronoi.jcv_priorityqueue pq, int pos)
(package private) int	jcv_pq_moveup(JCVoronoi.jcv_priorityqueue pq, int pos)
(package private) JCVoronoi.jcv_halfedge	jcv_pq_pop(JCVoronoi.jcv_priorityqueue pq)
(package private) int	jcv_pq_push(JCVoronoi.jcv_priorityqueue pq, JCVoronoi.jcv_halfedge node)
(package private) void	jcv_pq_remove(JCVoronoi.jcv_priorityqueue pq, JCVoronoi.jcv_halfedge node)
(package private) JCVoronoi.jcv_halfedge	jcv_pq_top(JCVoronoi.jcv_priorityqueue pq)
(package private) int	jcv_prune_duplicates(JCVoronoi.jcv_context_internal internal, JCVoronoi.jcv_rect rect)
(package private) int	jcv_prune_not_in_shape(JCVoronoi.jcv_context_internal internal, JCVoronoi.jcv_rect rect)
(package private) int	jcv_ray_intersect_polygon(JCVoronoi.jcv_clipper clipper, JCVoronoi.jcv_point p0, JCVoronoi.jcv_point p1, double[] out_t0, double[] out_t1)
(package private) int	jcv_real_eq(double a, double b)
(package private) double	jcv_real_to_int(double v)
(package private) void	jcv_rect_inflate(JCVoronoi.jcv_rect rect, double amount)
(package private) void	jcv_rect_round(JCVoronoi.jcv_rect rect)
(package private) void	jcv_rect_union(JCVoronoi.jcv_rect rect, JCVoronoi.jcv_point p)
(package private) void	jcv_site_event(JCVoronoi.jcv_context_internal internal, JCVoronoi.jcv_site site)
(package private) void	jcv_site_free(JCVoronoi.jcv_site site)
(package private) void	jcv_sortedges_insert(JCVoronoi.jcv_site site, JCVoronoi.jcv_graphedge edge)
(package private) JCVoronoi.jcv_point	jcv_sub(JCVoronoi.jcv_point a, JCVoronoi.jcv_point b)
void	many_circle_test()
void	many_diagonal_test()
void	many_test()
(package private) int	max2(int a, int b)
(package private) int	max3(int a, int b, int c)
(package private) int	min2(int a, int b)
(package private) int	min3(int a, int b, int c)
void	one_site_test()
(package private) int	orient2d(JCVoronoi.jcv_point a, JCVoronoi.jcv_point b, JCVoronoi.jcv_point c)
void	parallel_horiz_2_test()
void	parallel_vert_2_test()
(package private) void	plot(int x, int y, byte[] image, int width, int height, int nchannels, byte[] color)
void	prune_duplicates_test()
void	prune_not_in_shape_test()
(package private) void	relax_points(JCVoronoi.jcv_diagram diagram, JCVoronoi.jcv_point[] points)
(package private) JCVoronoi.jcv_point	remap(JCVoronoi.jcv_point pt, JCVoronoi.jcv_point min, JCVoronoi.jcv_point max, JCVoronoi.jcv_point scale)
void	same_site_test()
(package private) void	setup_clip_shape_box(JCVoronoi.jcv_context_internal internal, JCVoronoi.jcv_rect rect)
(package private) JCVoronoi.jcv_context_internal	setup_test_context_internal(int num_points, JCVoronoi.jcv_point[] points, int ctx)
void	simple_test()
(package private) void	Usage()
void	voronoi_testfn_closed_loop()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

jcv_alloc_fn

int jcv_alloc_fn

jcv_free_fn

int jcv_free_fn

JCV_BOXSHAPE_CLIP

int JCV_BOXSHAPE_CLIP

JCV_BOXSHAPE_FILLGAPS

int JCV_BOXSHAPE_FILLGAPS

JCV_BOXSHAPE_TEST

int JCV_BOXSHAPE_TEST

JCV_EDGE_INTERSECT_THRESHOLD

double JCV_EDGE_INTERSECT_THRESHOLD

JCV_DIRECTION_LEFT

static final int JCV_DIRECTION_LEFT

See Also:

• Constant Field Values

JCV_DIRECTION_RIGHT

static final int JCV_DIRECTION_RIGHT

See Also:

• Constant Field Values

JCV_INVALID_VALUE

static final double JCV_INVALID_VALUE

See Also:

• Constant Field Values

epsilon

double epsilon

JCV_EDGE_LEFT

static final int JCV_EDGE_LEFT

See Also:

• Constant Field Values

JCV_EDGE_RIGHT

static final int JCV_EDGE_RIGHT

See Also:

• Constant Field Values

JCV_EDGE_BOTTOM

static final int JCV_EDGE_BOTTOM

See Also:

• Constant Field Values

JCV_EDGE_TOP

static final int JCV_EDGE_TOP

See Also:

• Constant Field Values

JCV_CORNER_NONE

static final int JCV_CORNER_NONE

See Also:

• Constant Field Values

JCV_CORNER_TOP_LEFT

static final int JCV_CORNER_TOP_LEFT

See Also:

• Constant Field Values

JCV_CORNER_BOTTOM_LEFT

static final int JCV_CORNER_BOTTOM_LEFT

See Also:

• Constant Field Values

JCV_CORNER_BOTTOM_RIGHT

static final int JCV_CORNER_BOTTOM_RIGHT

See Also:

• Constant Field Values

JCV_CORNER_TOP_RIGHT

static final int JCV_CORNER_TOP_RIGHT

See Also:

• Constant Field Values

IMAGE_SIZE

int IMAGE_SIZE

ctx

JCVoronoi.Context ctx

Constructor Details

JCVoronoi

public JCVoronoi()

Method Details

jcv_real_eq

int jcv_real_eq(double a,
 double b)

jcv_real_to_int

double jcv_real_to_int(double v)

jcv_floor

double jcv_floor(double v)

jcv_ceil

double jcv_ceil(double v)

jcv_point_cmp

int jcv_point_cmp(JCVoronoi.jcv_point p1,
 JCVoronoi.jcv_point p2)

jcv_point_less

int jcv_point_less(JCVoronoi.jcv_point pt1,
 JCVoronoi.jcv_point pt2)

jcv_point_eq

int jcv_point_eq(JCVoronoi.jcv_point pt1,
 JCVoronoi.jcv_point pt2)

jcv_point_on_box_edge

int jcv_point_on_box_edge(JCVoronoi.jcv_point pt,
 JCVoronoi.jcv_point min,
 JCVoronoi.jcv_point max)

jcv_get_edge_flags

int jcv_get_edge_flags(JCVoronoi.jcv_point pt,
 JCVoronoi.jcv_point min,
 JCVoronoi.jcv_point max)

jcv_edge_flags_to_corner

int jcv_edge_flags_to_corner(int edge_flags)

jcv_is_corner

int jcv_is_corner(int corner)

jcv_corner_rotate_90

int jcv_corner_rotate_90(int corner)

jcv_corner_to_point

JCVoronoi.jcv_point jcv_corner_to_point(int corner,
 JCVoronoi.jcv_point min,
 JCVoronoi.jcv_point max)

jcv_point_dist_sq

double jcv_point_dist_sq(JCVoronoi.jcv_point pt1,
 JCVoronoi.jcv_point pt2)

jcv_point_dist

double jcv_point_dist(JCVoronoi.jcv_point pt1,
 JCVoronoi.jcv_point pt2)

jcv_graphedge_free

void jcv_graphedge_free(JCVoronoi.jcv_graphedge graphedge)

jcv_site_free

void jcv_site_free(JCVoronoi.jcv_site site)

jcv_diagram_free

void jcv_diagram_free(JCVoronoi.jcv_diagram d)

jcv_context_internal_free

void jcv_context_internal_free(JCVoronoi.jcv_context_internal internal)

jcv_diagram_get_sites

JCVoronoi.jcv_site[] jcv_diagram_get_sites(JCVoronoi.jcv_diagram diagram)

jcv_diagram_get_edges

JCVoronoi.jcv_edge jcv_diagram_get_edges(JCVoronoi.jcv_diagram diagram)

jcv_diagram_get_next_edge

JCVoronoi.jcv_edge jcv_diagram_get_next_edge(JCVoronoi.jcv_edge edge)

jcv_delauney_begin

void jcv_delauney_begin(JCVoronoi.jcv_diagram diagram,
 JCVoronoi.jcv_delauney_iter iter)

jcv_delauney_next

int jcv_delauney_next(JCVoronoi.jcv_delauney_iter iter,
 JCVoronoi.jcv_delauney_edge next)

jcv_alloc_edge

JCVoronoi.jcv_edge jcv_alloc_edge(JCVoronoi.jcv_context_internal internal)

jcv_alloc_halfedge

JCVoronoi.jcv_halfedge jcv_alloc_halfedge(JCVoronoi.jcv_context_internal internal)

jcv_alloc_graphedge

JCVoronoi.jcv_graphedge jcv_alloc_graphedge(JCVoronoi.jcv_context_internal internal)

jcv_is_valid

int jcv_is_valid(JCVoronoi.jcv_point p)

jcv_edge_create

void jcv_edge_create(JCVoronoi.jcv_edge e,
 JCVoronoi.jcv_site s1,
 JCVoronoi.jcv_site s2)

jcv_boxshape_test

int jcv_boxshape_test(JCVoronoi.jcv_clipper clipper,
 JCVoronoi.jcv_point p)

jcv_boxshape_clip

int jcv_boxshape_clip(JCVoronoi.jcv_clipper clipper,
 JCVoronoi.jcv_edge e)

jcv_edge_clipline

int jcv_edge_clipline(JCVoronoi.jcv_context_internal internal,
 JCVoronoi.jcv_edge e)

jcv_edge_new

JCVoronoi.jcv_edge jcv_edge_new(JCVoronoi.jcv_context_internal internal,
 JCVoronoi.jcv_site s1,
 JCVoronoi.jcv_site s2)

jcv_halfedge_link

void jcv_halfedge_link(JCVoronoi.jcv_halfedge edge,
 JCVoronoi.jcv_halfedge newedge)

jcv_halfedge_unlink

void jcv_halfedge_unlink(JCVoronoi.jcv_halfedge he)

jcv_halfedge_new

JCVoronoi.jcv_halfedge jcv_halfedge_new(JCVoronoi.jcv_context_internal internal,
 JCVoronoi.jcv_edge e,
 int direction)

jcv_halfedge_delete

void jcv_halfedge_delete(JCVoronoi.jcv_context_internal internal,
 JCVoronoi.jcv_halfedge he)

jcv_halfedge_leftsite

JCVoronoi.jcv_site jcv_halfedge_leftsite(JCVoronoi.jcv_halfedge he)

jcv_halfedge_rightsite

JCVoronoi.jcv_site jcv_halfedge_rightsite(JCVoronoi.jcv_halfedge he)

jcv_halfedge_rightof

int jcv_halfedge_rightof(JCVoronoi.jcv_halfedge he,
 JCVoronoi.jcv_point p)

jcv_halfedge_compare

int jcv_halfedge_compare(JCVoronoi.jcv_halfedge he1,
 JCVoronoi.jcv_halfedge he2)

jcv_halfedge_intersect

int jcv_halfedge_intersect(JCVoronoi.jcv_halfedge he1,
 JCVoronoi.jcv_halfedge he2,
 JCVoronoi.jcv_point out)

jcv_pq_moveup

int jcv_pq_moveup(JCVoronoi.jcv_priorityqueue pq,
 int pos)

jcv_pq_maxchild

int jcv_pq_maxchild(JCVoronoi.jcv_priorityqueue pq,
 int pos)

jcv_pq_movedown

int jcv_pq_movedown(JCVoronoi.jcv_priorityqueue pq,
 int pos)

jcv_pq_create

void jcv_pq_create(JCVoronoi.jcv_priorityqueue pq,
 int capacity,
 JCVoronoi.jcv_halfedge[] buffer)

jcv_pq_empty

int jcv_pq_empty(JCVoronoi.jcv_priorityqueue pq)

jcv_pq_push

int jcv_pq_push(JCVoronoi.jcv_priorityqueue pq,
 JCVoronoi.jcv_halfedge node)

jcv_pq_pop

JCVoronoi.jcv_halfedge jcv_pq_pop(JCVoronoi.jcv_priorityqueue pq)

jcv_pq_top

JCVoronoi.jcv_halfedge jcv_pq_top(JCVoronoi.jcv_priorityqueue pq)

jcv_pq_remove

void jcv_pq_remove(JCVoronoi.jcv_priorityqueue pq,
 JCVoronoi.jcv_halfedge node)

jcv_nextsite

JCVoronoi.jcv_site jcv_nextsite(JCVoronoi.jcv_context_internal internal)

jcv_get_edge_above_x

JCVoronoi.jcv_halfedge jcv_get_edge_above_x(JCVoronoi.jcv_context_internal internal,
 JCVoronoi.jcv_point p)

jcv_check_circle_event

int jcv_check_circle_event(JCVoronoi.jcv_halfedge he1,
 JCVoronoi.jcv_halfedge he2,
 JCVoronoi.jcv_point vertex)

jcv_site_event

void jcv_site_event(JCVoronoi.jcv_context_internal internal,
 JCVoronoi.jcv_site site)

jcv_determinant

double jcv_determinant(JCVoronoi.jcv_point a,
 JCVoronoi.jcv_point b,
 JCVoronoi.jcv_point c)

jcv_calc_sort_metric

double jcv_calc_sort_metric(JCVoronoi.jcv_site site,
 JCVoronoi.jcv_graphedge edge)

jcv_graphedge_eq

int jcv_graphedge_eq(JCVoronoi.jcv_graphedge a,
 JCVoronoi.jcv_graphedge b)

jcv_sortedges_insert

void jcv_sortedges_insert(JCVoronoi.jcv_site site,
 JCVoronoi.jcv_graphedge edge)

jcv_finishline

void jcv_finishline(JCVoronoi.jcv_context_internal internal,
 JCVoronoi.jcv_edge e)

jcv_endpos

void jcv_endpos(JCVoronoi.jcv_context_internal internal,
 JCVoronoi.jcv_edge e,
 JCVoronoi.jcv_point p,
 int direction)

jcv_create_corner_edge

void jcv_create_corner_edge(JCVoronoi.jcv_context_internal internal,
 JCVoronoi.jcv_site site,
 JCVoronoi.jcv_graphedge current,
 JCVoronoi.jcv_graphedge gap)

jcv_create_gap_edge

JCVoronoi.jcv_edge jcv_create_gap_edge(JCVoronoi.jcv_context_internal internal,
 JCVoronoi.jcv_site site,
 JCVoronoi.jcv_graphedge ge)

jcv_boxshape_fillgaps

void jcv_boxshape_fillgaps(JCVoronoi.jcv_clipper clipper,
 JCVoronoi.jcv_context_internal allocator,
 JCVoronoi.jcv_site site)

jcv_fillgaps

void jcv_fillgaps(JCVoronoi.jcv_diagram diagram)

jcv_circle_event

void jcv_circle_event(JCVoronoi.jcv_context_internal internal)

jcv_diagram_generate

void jcv_diagram_generate(int num_points,
 JCVoronoi.jcv_point[] points,
 JCVoronoi.jcv_rect rect,
 JCVoronoi.jcv_clipper clipper,
 JCVoronoi.jcv_diagram d)

jcv_rect_union

void jcv_rect_union(JCVoronoi.jcv_rect rect,
 JCVoronoi.jcv_point p)

jcv_rect_round

void jcv_rect_round(JCVoronoi.jcv_rect rect)

jcv_rect_inflate

void jcv_rect_inflate(JCVoronoi.jcv_rect rect,
 double amount)

jcv_prune_duplicates

int jcv_prune_duplicates(JCVoronoi.jcv_context_internal internal,
 JCVoronoi.jcv_rect rect)

jcv_prune_not_in_shape

int jcv_prune_not_in_shape(JCVoronoi.jcv_context_internal internal,
 JCVoronoi.jcv_rect rect)

jcv_alloc_internal

JCVoronoi.jcv_context_internal jcv_alloc_internal(int num_points,
 int userallocctx,
 int allocfn,
 int freefn)

display_site

void display_site(JCVoronoi.jcv_site site)

jcv_diagram_generate_useralloc

void jcv_diagram_generate_useralloc(int num_points,
 JCVoronoi.jcv_point[] points,
 JCVoronoi.jcv_rect rect,
 JCVoronoi.jcv_clipper clipper,
 int userallocctx,
 int allocfn,
 int freefn,
 JCVoronoi.jcv_diagram d)

jcv_cross

double jcv_cross(JCVoronoi.jcv_point a,
 JCVoronoi.jcv_point b)

jcv_add

JCVoronoi.jcv_point jcv_add(JCVoronoi.jcv_point a,
 JCVoronoi.jcv_point b)

jcv_sub

JCVoronoi.jcv_point jcv_sub(JCVoronoi.jcv_point a,
 JCVoronoi.jcv_point b)

jcv_mul

JCVoronoi.jcv_point jcv_mul(JCVoronoi.jcv_point v,
 double s)

jcv_mix

JCVoronoi.jcv_point jcv_mix(JCVoronoi.jcv_point a,
 JCVoronoi.jcv_point b,
 double t)

jcv_dot

double jcv_dot(JCVoronoi.jcv_point a,
 JCVoronoi.jcv_point b)

jcv_length

double jcv_length(JCVoronoi.jcv_point v)

jcv_length_sq

double jcv_length_sq(JCVoronoi.jcv_point v)

jcv_point_to_line_segment_t

double jcv_point_to_line_segment_t(JCVoronoi.jcv_point p,
 JCVoronoi.jcv_point p0,
 JCVoronoi.jcv_point p1)

jcv_clip_polygon_test_point

int jcv_clip_polygon_test_point(JCVoronoi.jcv_clipper clipper,
 JCVoronoi.jcv_point p)

jcv_ray_intersect_polygon

int jcv_ray_intersect_polygon(JCVoronoi.jcv_clipper clipper,
 JCVoronoi.jcv_point p0,
 JCVoronoi.jcv_point p1,
 double[] out_t0,
 double[] out_t1)

jcv_clip_polygon_clip_edge

int jcv_clip_polygon_clip_edge(JCVoronoi.jcv_clipper clipper,
 JCVoronoi.jcv_edge e)

jcv_find_polygon_edge

int jcv_find_polygon_edge(JCVoronoi.jcv_clipper clipper,
 JCVoronoi.jcv_point p)

jcv_clip_polygon_fill_gaps

void jcv_clip_polygon_fill_gaps(JCVoronoi.jcv_clipper clipper,
 JCVoronoi.jcv_context_internal allocator,
 JCVoronoi.jcv_site site)

plot

void plot(int x,
 int y,
 byte[] image,
 int width,
 int height,
 int nchannels,
 byte[] color)

draw_line

void draw_line(int x0,
 int y0,
 int x1,
 int y1,
 byte[] image,
 int width,
 int height,
 int nchannels,
 byte[] color)

orient2d

int orient2d(JCVoronoi.jcv_point a,
 JCVoronoi.jcv_point b,
 JCVoronoi.jcv_point c)

min2

int min2(int a,
 int b)

max2

int max2(int a,
 int b)

min3

int min3(int a,
 int b,
 int c)

max3

int max3(int a,
 int b,
 int c)

draw_triangle

void draw_triangle(JCVoronoi.jcv_point v0,
 JCVoronoi.jcv_point v1,
 JCVoronoi.jcv_point v2,
 byte[] image,
 int width,
 int height,
 int nchannels,
 byte[] color)

relax_points

void relax_points(JCVoronoi.jcv_diagram diagram,
 JCVoronoi.jcv_point[] points)

Usage

void Usage()

debug_skip_point

int debug_skip_point(JCVoronoi.jcv_point pt)

is_ascii

int is_ascii(byte[] chars,
 int len)

is_text

int is_text(File file,
 int len)

remap

JCVoronoi.jcv_point remap(JCVoronoi.jcv_point pt,
 JCVoronoi.jcv_point min,
 JCVoronoi.jcv_point max,
 JCVoronoi.jcv_point scale)

simple_test

public void simple_test()

check_point_eq

boolean check_point_eq(JCVoronoi.jcv_point a,
 JCVoronoi.jcv_point b)

check_graphedge_eq

boolean check_graphedge_eq(JCVoronoi.jcv_graphedge e,
 JCVoronoi.jcv_point p1,
 JCVoronoi.jcv_point p2)

check_edges

void check_edges(JCVoronoi.jcv_graphedge edges,
 int num_expected,
 JCVoronoi.jcv_point[] expected_points,
 JCVoronoi.jcv_site[] expected_neighbors)

parallel_horiz_2_test

public void parallel_horiz_2_test()

parallel_vert_2_test

public void parallel_vert_2_test()

one_site_test

public void one_site_test()

culling_test

public void culling_test()

setup_test_context_internal

JCVoronoi.jcv_context_internal setup_test_context_internal(int num_points,
 JCVoronoi.jcv_point[] points,
 int ctx)

prune_duplicates_test

public void prune_duplicates_test()

setup_clip_shape_box

void setup_clip_shape_box(JCVoronoi.jcv_context_internal internal,
 JCVoronoi.jcv_rect rect)

prune_not_in_shape_test

public void prune_not_in_shape_test()

same_site_test

public void same_site_test()

many_test

public void many_test()

many_diagonal_test

public void many_diagonal_test()

many_circle_test

public void many_circle_test()

crash1

public void crash1()

issue10_zero_edge_length

public void issue10_zero_edge_length()

issue22_wrong_edge_count

public void issue22_wrong_edge_count()

issue28_not_all_edges_returned_test

public void issue28_not_all_edges_returned_test()

issue38_numsites_equals_one_assert_test

public void issue38_numsites_equals_one_assert_test()

is_closed_loop

int is_closed_loop(JCVoronoi.jcv_graphedge edge)

voronoi_testfn_closed_loop

public void voronoi_testfn_closed_loop()

count_edges

int count_edges(JCVoronoi.jcv_graphedge edge)

fn_count_edges

public void fn_count_edges()

issue_missing_border_edges

public void issue_missing_border_edges()

Delauney

public void Delauney()