Graphviz 14.0.2~dev.20251008.0253
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hedges.h
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1/*************************************************************************
2 * Copyright (c) 2011 AT&T Intellectual Property
3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Eclipse Public License v1.0
5 * which accompanies this distribution, and is available at
6 * https://www.eclipse.org/legal/epl-v10.html
7 *
8 * Contributors: Details at https://graphviz.org
9 *************************************************************************/
10
11#pragma once
12
13#include <util/api.h>
14#include <util/arena.h>
15
16#ifdef __cplusplus
17extern "C" {
18#endif
19
20#include <neatogen/site.h>
21#include <neatogen/edges.h>
22
23 typedef struct Halfedge {
26 char ELpm;
28 double ystar;
31
39
49
50#ifdef __cplusplus
51}
52#endif
macro for API hiding/exposing
#define PRIVATE
Definition api.h:16
Region-based memory allocator.
PRIVATE Halfedge * ELright(Halfedge *)
Definition hedges.c:226
PRIVATE void ELcleanup(el_state_t *)
Definition hedges.c:21
PRIVATE Halfedge * HEcreate(el_state_t *, Edge *, char)
Definition hedges.c:129
PRIVATE Site * leftreg(Halfedge *)
PRIVATE Halfedge * ELleft(Halfedge *)
PRIVATE void ELdelete(Halfedge *)
Definition hedges.c:218
PRIVATE Site * rightreg(Halfedge *)
Definition hedges.c:244
PRIVATE Site * hintersect(Halfedge *, Halfedge *, arena_t *)
Definition hedges.c:43
PRIVATE Halfedge * ELleftbnd(el_state_t *, Point *)
Definition hedges.c:180
PRIVATE void ELinitialize(el_state_t *)
Definition hedges.c:26
PRIVATE void ELinsert(Halfedge *, Halfedge *)
Definition hedges.c:139
Definition edges.h:23
double ystar
Definition hedges.h:28
Edge * ELedge
Definition hedges.h:25
struct Halfedge * PQnext
Definition hedges.h:29
char ELpm
Definition hedges.h:26
Site * vertex
Definition hedges.h:27
struct Halfedge * ELleft
Definition hedges.h:24
struct Halfedge * ELright
Definition hedges.h:24
Definition site.h:23
int hashsize
Definition hedges.h:34
Halfedge * leftend
Definition hedges.h:36
Halfedge ** hash
Definition hedges.h:35
arena_t allocated
outstanding dynamic allocations
Definition hedges.h:33
Halfedge * rightend
Definition hedges.h:37