neato.h

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/*************************************************************************
 * Copyright (c) 2011 AT&T Intellectual Property 
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors: Details at https://graphviz.org
 *************************************************************************/
 
#pragma once
 
#include <util/api.h>
#include "config.h"
 
#define MODEL_SHORTPATH      0
#define MODEL_CIRCUIT        1
#define MODEL_SUBSET         2
#define MODEL_MDS            3
 
#define MODE_KK          0
#define MODE_MAJOR       1
#define MODE_HIER        2
#define MODE_IPSEP       3
#define MODE_SGD         4
 
#define INIT_ERROR       -1
#define INIT_SELF        0
#define INIT_REGULAR     1
#define INIT_RANDOM      2
 
#include        "render.h"
#include        "pathplan.h"
#include        <neatogen/neatoprocs.h>
#include        <neatogen/adjust.h>
 
typedef struct {
  double **lu; 
  int *ps;     
} lu_t;
 
PRIVATE int lu_decompose(lu_t *lu, double **a, int n);
PRIVATE void lu_solve(const lu_t *lu, double *x, int bi, int n);
 
PRIVATE void lu_free(lu_t *lu);