/usr/include/geomview/lincoln.h is in libgeomview-dev 1.9.5-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 | /* Copyright (C) 1992-1998 The Geometry Center
* Copyright (C) 1998-2000 Stuart Levy, Tamara Munzner, Mark Phillips
*
* This file is part of Geomview.
*
* Geomview is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* Geomview is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Geomview; see the file COPYING. If not, write
* to the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139,
* USA, or visit http://www.gnu.org.
*/
/* Authors: Charlie Gunn, Stuart Levy, Tamara Munzner, Mark Phillips */
/* Winged edge data structure represented in Lincoln file format
\ /
\ /
\ /
\ /
e00\ /e10
\ /
\ /
v0
|
|
|
f0 |e f1
|
|
|
|
v1
/ \
/ \
e01/ \e11
/ \
/ \
/ \
*/
#define BUFSIZE 256
struct position {
float x,y,z,w;
};
struct equation {
float x,y,z,w;
};
/*
struct vertexchars { information will be stored here
to give the characteristics of an vertex (e.g. pointtype, color,...) }
*/
struct vertex {
struct position pos;
struct edge *e;
int order;
/* struct vertexchars chars; */
};
/*
struct edgechars { information will be stored here
to give the characteristics of an edge (e.g. thickness, color,...) }
*/
struct edge {
struct vertex *v0,*v1;
struct face *f0,*f1;
struct edge *e00,*e01,*e10,*e11;
/* struct edgechars chars; */
};
struct facechars {
int color; };
struct face {
struct equation eqn;
struct edge *e;
int order;
struct facechars chars;
};
struct data { char title[BUFSIZE]; int dim, nvertices, nedges, nfaces, nobjects ;} ;
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