/misc/src/release/graphviz-2.18-1/src/graphviz-2.18/lib/neatogen/neatoprocs.h

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00001 /* $Id: neatoprocs.h,v 1.8 2006/12/07 22:49:37 erg Exp $ $Revision: 1.8 $ */
00002 /* vim:set shiftwidth=4 ts=8: */
00003 
00004 /**********************************************************
00005 *      This software is part of the graphviz package      *
00006 *                http://www.graphviz.org/                 *
00007 *                                                         *
00008 *            Copyright (c) 1994-2004 AT&T Corp.           *
00009 *                and is licensed under the                *
00010 *            Common Public License, Version 1.0           *
00011 *                      by AT&T Corp.                      *
00012 *                                                         *
00013 *        Information and Software Systems Research        *
00014 *              AT&T Research, Florham Park NJ             *
00015 **********************************************************/
00016 
00017 #ifndef NEATOPROCS_H
00018 #define NEATOPROCS_H
00019 
00020 #ifdef __cplusplus
00021 extern "C" {
00022 #endif
00023 
00024     extern int allow_edits(int);
00025     extern void avoid_cycling(graph_t *, Agnode_t *, double *);
00026     extern int checkStart(graph_t * G, int nG, int);
00027     extern Agnode_t *choose_node(graph_t *, int);
00028     extern int circuit_model(graph_t *, int);
00029     extern void D2E(Agraph_t *, int, int, double *);
00030     extern void diffeq_model(graph_t *, int);
00031     extern double distvec(double *, double *, double *);
00032     extern void do_graph_label(Agraph_t *);
00033     extern void final_energy(graph_t *, int);
00034     extern double doubleattr(void *, int, double);
00035     extern double fpow32(double);
00036     extern Ppolyline_t getPath(edge_t *, vconfig_t *, int, Ppoly_t **,
00037                                int);
00038     extern void heapdown(Agnode_t *);
00039     extern void heapup(Agnode_t *);
00040     extern void initial_positions(graph_t *, int);
00041     extern int init_port(Agnode_t *, Agedge_t *, char *, boolean);
00042     extern void jitter3d(Agnode_t *, int);
00043     extern void jitter_d(Agnode_t *, int, int);
00044     extern Ppoly_t *makeObstacle(node_t * n, double SEP);
00045     extern void makeSelfArcs(path * P, edge_t * e, int stepx);
00046     extern void makeSpline(edge_t *, Ppoly_t **, int, boolean);
00047     extern void make_spring(graph_t *, Agnode_t *, Agnode_t *, double);
00048     extern void move_node(graph_t *, int, Agnode_t *);
00049     extern int init_nop(graph_t * g, int);
00050     extern void neato_nodesize(node_t * n, boolean flip);
00051     extern void neato_cleanup(graph_t * g);
00052     extern void neato_cleanup_edge(edge_t * e);
00053     extern void neato_cleanup_graph(graph_t * g);
00054     extern void neato_cleanup_node(node_t * n);
00055     extern node_t *neato_dequeue(void);
00056     extern void neato_enqueue(node_t *);
00057     extern void neato_free_splines(edge_t * e);
00058     extern void neato_init_node_edge(Agraph_t *);
00059     extern void neato_init_edge(Agedge_t *);
00060     extern void neato_init_node(Agnode_t *);
00061     extern void neato_layout(Agraph_t * g);
00062     extern void neatoLayout(Agraph_t *mg, Agraph_t * g, int layoutMode, int layoutModel);
00063     extern void neato_init_graph(graph_t * g);
00064     extern void neato_init_graphn(graph_t * g, int);
00065     extern int Plegal_arrangement(Ppoly_t ** polys, int n_polys);
00066     extern void randompos(Agnode_t *, int);
00067     extern void s1(graph_t *, node_t *);
00068     extern int scan_graph(graph_t *);
00069     extern int scan_graph_mode(graph_t * G, int mode);
00070     extern void free_scan_graph(graph_t *);
00071     extern int setSeed (graph_t*, int dflt, long* seedp);
00072     extern void shortest_path(graph_t *, int);
00073     extern void solve(double *, double *, double *, int);
00074     extern void solve_model(graph_t *, int);
00075     extern int solveCircuit(int nG, double **Gm, double **Gm_inv);
00076     extern void spline_edges(Agraph_t *);
00077     extern void spline_edges0(Agraph_t *);
00078     extern int spline_edges1(graph_t * g, int);
00079     extern int splineEdges(graph_t *,
00080                            int (*edgefn) (graph_t *, double, int), int);
00081     extern void neato_set_aspect(graph_t * g);
00082     extern void toggle(int);
00083     extern int user_pos(Agsym_t *, Agsym_t *, Agnode_t *, int);
00084     extern double **new_array(int i, int j, double val);
00085     extern void free_array(double **rv);
00086     extern int matinv(double **A, double **Ainv, int n);
00087 
00088 #ifdef __cplusplus
00089 }
00090 #endif
00091 #endif

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