/usr/include/qhull/io.h is in libqhull-dev 2009.1-3ubuntu1.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 | /*<html><pre> -<a href="qh-io.htm"
>-------------------------------</a><a name="TOP">-</a>
io.h
declarations of Input/Output functions
see README, qhull.h and io.c
copyright (c) 1993-2003, The Geometry Center
*/
#ifndef qhDEFio
#define qhDEFio 1
/*============ constants and flags ==================*/
/*-<a href="qh-io.htm#TOC"
>--------------------------------</a><a name="qh_MAXfirst">-</a>
qh_MAXfirst
maximum length of first two lines of stdin
*/
#define qh_MAXfirst 200
/*-<a href="qh-io.htm#TOC"
>--------------------------------</a><a name="qh_MINradius">-</a>
qh_MINradius
min radius for Gp and Gv, fraction of maxcoord
*/
#define qh_MINradius 0.02
/*-<a href="qh-io.htm#TOC"
>--------------------------------</a><a name="qh_GEOMepsilon">-</a>
qh_GEOMepsilon
adjust outer planes for 'lines closer' and geomview roundoff.
This prevents bleed through.
*/
#define qh_GEOMepsilon 2e-3
/*-<a href="qh-io.htm#TOC"
>--------------------------------</a><a name="qh_WHITESPACE">-</a>
qh_WHITESPACE
possible values of white space
*/
#define qh_WHITESPACE " \n\t\v\r\f"
/*-<a href="qh-io.htm#TOC"
>--------------------------------</a><a name="RIDGE">-</a>
qh_RIDGE
to select which ridges to print in qh_eachvoronoi
*/
typedef enum
{
qh_RIDGEall = 0, qh_RIDGEinner, qh_RIDGEouter
}
qh_RIDGE;
/*-<a href="qh-io.htm#TOC"
>--------------------------------</a><a name="printvridgeT">-</a>
printvridgeT
prints results of qh_printvdiagram
see:
<a href="io.c#printvridge">qh_printvridge</a> for an example
*/
typedef void (*printvridgeT)(FILE *fp, vertexT *vertex, vertexT *vertexA, setT *centers, boolT unbounded);
/*============== -prototypes in alphabetical order =========*/
void dfacet( unsigned id);
void dvertex( unsigned id);
int qh_compare_facetarea(const void *p1, const void *p2);
int qh_compare_facetmerge(const void *p1, const void *p2);
int qh_compare_facetvisit(const void *p1, const void *p2);
int qh_compare_vertexpoint(const void *p1, const void *p2); /* not used */
void qh_countfacets (facetT *facetlist, setT *facets, boolT printall,
int *numfacetsp, int *numsimplicialp, int *totneighborsp,
int *numridgesp, int *numcoplanarsp, int *numnumtricoplanarsp);
pointT *qh_detvnorm (vertexT *vertex, vertexT *vertexA, setT *centers, realT *offsetp);
setT *qh_detvridge (vertexT *vertex);
setT *qh_detvridge3 (vertexT *atvertex, vertexT *vertex);
int qh_eachvoronoi (FILE *fp, printvridgeT printvridge, vertexT *atvertex, boolT visitall, qh_RIDGE innerouter, boolT inorder);
int qh_eachvoronoi_all (FILE *fp, printvridgeT printvridge, boolT isupper, qh_RIDGE innerouter, boolT inorder);
void qh_facet2point(facetT *facet, pointT **point0, pointT **point1, realT *mindist);
setT *qh_facetvertices (facetT *facetlist, setT *facets, boolT allfacets);
void qh_geomplanes (facetT *facet, realT *outerplane, realT *innerplane);
void qh_markkeep (facetT *facetlist);
setT *qh_markvoronoi (facetT *facetlist, setT *facets, boolT printall, boolT *islowerp, int *numcentersp);
void qh_order_vertexneighbors(vertexT *vertex);
void qh_printafacet(FILE *fp, int format, facetT *facet, boolT printall);
void qh_printbegin (FILE *fp, int format, facetT *facetlist, setT *facets, boolT printall);
void qh_printcenter (FILE *fp, int format, char *string, facetT *facet);
void qh_printcentrum (FILE *fp, facetT *facet, realT radius);
void qh_printend (FILE *fp, int format, facetT *facetlist, setT *facets, boolT printall);
void qh_printend4geom (FILE *fp, facetT *facet, int *num, boolT printall);
void qh_printextremes (FILE *fp, facetT *facetlist, setT *facets, int printall);
void qh_printextremes_2d (FILE *fp, facetT *facetlist, setT *facets, int printall);
void qh_printextremes_d (FILE *fp, facetT *facetlist, setT *facets, int printall);
void qh_printfacet(FILE *fp, facetT *facet);
void qh_printfacet2math(FILE *fp, facetT *facet, int format, int notfirst);
void qh_printfacet2geom(FILE *fp, facetT *facet, realT color[3]);
void qh_printfacet2geom_points(FILE *fp, pointT *point1, pointT *point2,
facetT *facet, realT offset, realT color[3]);
void qh_printfacet3math (FILE *fp, facetT *facet, int format, int notfirst);
void qh_printfacet3geom_nonsimplicial(FILE *fp, facetT *facet, realT color[3]);
void qh_printfacet3geom_points(FILE *fp, setT *points, facetT *facet, realT offset, realT color[3]);
void qh_printfacet3geom_simplicial(FILE *fp, facetT *facet, realT color[3]);
void qh_printfacet3vertex(FILE *fp, facetT *facet, int format);
void qh_printfacet4geom_nonsimplicial(FILE *fp, facetT *facet, realT color[3]);
void qh_printfacet4geom_simplicial(FILE *fp, facetT *facet, realT color[3]);
void qh_printfacetNvertex_nonsimplicial(FILE *fp, facetT *facet, int id, int format);
void qh_printfacetNvertex_simplicial(FILE *fp, facetT *facet, int format);
void qh_printfacetheader(FILE *fp, facetT *facet);
void qh_printfacetridges(FILE *fp, facetT *facet);
void qh_printfacets(FILE *fp, int format, facetT *facetlist, setT *facets, boolT printall);
void qh_printhelp_degenerate(FILE *fp);
void qh_printhelp_singular(FILE *fp);
void qh_printhyperplaneintersection(FILE *fp, facetT *facet1, facetT *facet2,
setT *vertices, realT color[3]);
void qh_printneighborhood (FILE *fp, int format, facetT *facetA, facetT *facetB, boolT printall);
void qh_printline3geom (FILE *fp, pointT *pointA, pointT *pointB, realT color[3]);
void qh_printpoint(FILE *fp, char *string, pointT *point);
void qh_printpointid(FILE *fp, char *string, int dim, pointT *point, int id);
void qh_printpoint3 (FILE *fp, pointT *point);
void qh_printpoints_out (FILE *fp, facetT *facetlist, setT *facets, int printall);
void qh_printpointvect (FILE *fp, pointT *point, coordT *normal, pointT *center, realT radius, realT color[3]);
void qh_printpointvect2 (FILE *fp, pointT *point, coordT *normal, pointT *center, realT radius);
void qh_printridge(FILE *fp, ridgeT *ridge);
void qh_printspheres(FILE *fp, setT *vertices, realT radius);
void qh_printvdiagram (FILE *fp, int format, facetT *facetlist, setT *facets, boolT printall);
int qh_printvdiagram2 (FILE *fp, printvridgeT printvridge, setT *vertices, qh_RIDGE innerouter, boolT inorder);
void qh_printvertex(FILE *fp, vertexT *vertex);
void qh_printvertexlist (FILE *fp, char* string, facetT *facetlist,
setT *facets, boolT printall);
void qh_printvertices (FILE *fp, char* string, setT *vertices);
void qh_printvneighbors (FILE *fp, facetT* facetlist, setT *facets, boolT printall);
void qh_printvoronoi (FILE *fp, int format, facetT *facetlist, setT *facets, boolT printall);
void qh_printvnorm (FILE *fp, vertexT *vertex, vertexT *vertexA, setT *centers, boolT unbounded);
void qh_printvridge (FILE *fp, vertexT *vertex, vertexT *vertexA, setT *centers, boolT unbounded);
void qh_produce_output(void);
void qh_projectdim3 (pointT *source, pointT *destination);
int qh_readfeasible (int dim, char *remainder);
coordT *qh_readpoints(int *numpoints, int *dimension, boolT *ismalloc);
void qh_setfeasible (int dim);
boolT qh_skipfacet(facetT *facet);
#endif /* qhDEFio */
|