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source: branches/HeuristicLab.Analysis.AlgorithmBehavior/qhull-2012.1/src/libqhull/io.h @ 11303

Last change on this file since 11303 was 10207, checked in by ascheibe, 11 years ago

#1886 added a unit test for volume calculation and the qhull library
File size: 7.9 KB
Line 
1/*<html><pre>  -<a                             href="qh-io.htm"
2  >-------------------------------</a><a name="TOP">-</a>
3
4   io.h
5   declarations of Input/Output functions
6
7   see README, libqhull.h and io.c
8
9   Copyright (c) 1993-2012 The Geometry Center.
10   $Id: //main/2011/qhull/src/libqhull/io.h#3 $$Change: 1464 $
11   $DateTime: 2012/01/25 22:58:41 $$Author: bbarber $
12*/
13
14#ifndef qhDEFio
15#define qhDEFio 1
16
17#include "libqhull.h"
18
19/*============ constants and flags ==================*/
20
21/*-<a                             href="qh-io.htm#TOC"
22  >--------------------------------</a><a name="qh_MAXfirst">-</a>
23
24  qh_MAXfirst
25    maximum length of first two lines of stdin
26*/
27#define qh_MAXfirst  200
28
29/*-<a                             href="qh-io.htm#TOC"
30  >--------------------------------</a><a name="qh_MINradius">-</a>
31
32  qh_MINradius
33    min radius for Gp and Gv, fraction of maxcoord
34*/
35#define qh_MINradius 0.02
36
37/*-<a                             href="qh-io.htm#TOC"
38  >--------------------------------</a><a name="qh_GEOMepsilon">-</a>
39
40  qh_GEOMepsilon
41    adjust outer planes for 'lines closer' and geomview roundoff.
42    This prevents bleed through.
43*/
44#define qh_GEOMepsilon 2e-3
45
46/*-<a                             href="qh-io.htm#TOC"
47  >--------------------------------</a><a name="qh_WHITESPACE">-</a>
48
49  qh_WHITESPACE
50    possible values of white space
51*/
52#define qh_WHITESPACE " \n\t\v\r\f"
53
54
55/*-<a                             href="qh-io.htm#TOC"
56  >--------------------------------</a><a name="RIDGE">-</a>
57
58  qh_RIDGE
59    to select which ridges to print in qh_eachvoronoi
60*/
61typedef enum
62{
63    qh_RIDGEall = 0, qh_RIDGEinner, qh_RIDGEouter
64}
65qh_RIDGE;
66
67/*-<a                             href="qh-io.htm#TOC"
68  >--------------------------------</a><a name="printvridgeT">-</a>
69
70  printvridgeT
71    prints results of qh_printvdiagram
72
73  see:
74    <a href="io.c#printvridge">qh_printvridge</a> for an example
75*/
76typedef void (*printvridgeT)(FILE *fp, vertexT *vertex, vertexT *vertexA, setT *centers, boolT unbounded);
77
78/*============== -prototypes in alphabetical order =========*/
79
80void    dfacet(unsigned id);
81void    dvertex(unsigned id);
82int     qh_compare_facetarea(const void *p1, const void *p2);
83int     qh_compare_facetmerge(const void *p1, const void *p2);
84int     qh_compare_facetvisit(const void *p1, const void *p2);
85int     qh_compare_vertexpoint(const void *p1, const void *p2); /* not used */
86void    qh_copyfilename(char *filename, int size, const char* source, int length);
87void    qh_countfacets(facetT *facetlist, setT *facets, boolT printall,
88              int *numfacetsp, int *numsimplicialp, int *totneighborsp,
89              int *numridgesp, int *numcoplanarsp, int *numnumtricoplanarsp);
90pointT *qh_detvnorm(vertexT *vertex, vertexT *vertexA, setT *centers, realT *offsetp);
91setT   *qh_detvridge(vertexT *vertex);
92setT   *qh_detvridge3 (vertexT *atvertex, vertexT *vertex);
93int     qh_eachvoronoi(FILE *fp, printvridgeT printvridge, vertexT *atvertex, boolT visitall, qh_RIDGE innerouter, boolT inorder);
94int     qh_eachvoronoi_all(FILE *fp, printvridgeT printvridge, boolT isUpper, qh_RIDGE innerouter, boolT inorder);
95void    qh_facet2point(facetT *facet, pointT **point0, pointT **point1, realT *mindist);
96setT   *qh_facetvertices(facetT *facetlist, setT *facets, boolT allfacets);
97void    qh_geomplanes(facetT *facet, realT *outerplane, realT *innerplane);
98void    qh_markkeep(facetT *facetlist);
99setT   *qh_markvoronoi(facetT *facetlist, setT *facets, boolT printall, boolT *isLowerp, int *numcentersp);
100void    qh_order_vertexneighbors(vertexT *vertex);
101void    qh_prepare_output(void);
102void    qh_printafacet(FILE *fp, qh_PRINT format, facetT *facet, boolT printall);
103void    qh_printbegin(FILE *fp, qh_PRINT format, facetT *facetlist, setT *facets, boolT printall);
104void    qh_printcenter(FILE *fp, qh_PRINT format, const char *string, facetT *facet);
105void    qh_printcentrum(FILE *fp, facetT *facet, realT radius);
106void    qh_printend(FILE *fp, qh_PRINT format, facetT *facetlist, setT *facets, boolT printall);
107void    qh_printend4geom(FILE *fp, facetT *facet, int *num, boolT printall);
108void    qh_printextremes(FILE *fp, facetT *facetlist, setT *facets, boolT printall);
109void    qh_printextremes_2d(FILE *fp, facetT *facetlist, setT *facets, boolT printall);
110void    qh_printextremes_d(FILE *fp, facetT *facetlist, setT *facets, boolT printall);
111void    qh_printfacet(FILE *fp, facetT *facet);
112void    qh_printfacet2math(FILE *fp, facetT *facet, qh_PRINT format, int notfirst);
113void    qh_printfacet2geom(FILE *fp, facetT *facet, realT color[3]);
114void    qh_printfacet2geom_points(FILE *fp, pointT *point1, pointT *point2,
115                               facetT *facet, realT offset, realT color[3]);
116void    qh_printfacet3math(FILE *fp, facetT *facet, qh_PRINT format, int notfirst);
117void    qh_printfacet3geom_nonsimplicial(FILE *fp, facetT *facet, realT color[3]);
118void    qh_printfacet3geom_points(FILE *fp, setT *points, facetT *facet, realT offset, realT color[3]);
119void    qh_printfacet3geom_simplicial(FILE *fp, facetT *facet, realT color[3]);
120void    qh_printfacet3vertex(FILE *fp, facetT *facet, qh_PRINT format);
121void    qh_printfacet4geom_nonsimplicial(FILE *fp, facetT *facet, realT color[3]);
122void    qh_printfacet4geom_simplicial(FILE *fp, facetT *facet, realT color[3]);
123void    qh_printfacetNvertex_nonsimplicial(FILE *fp, facetT *facet, int id, qh_PRINT format);
124void    qh_printfacetNvertex_simplicial(FILE *fp, facetT *facet, qh_PRINT format);
125void    qh_printfacetheader(FILE *fp, facetT *facet);
126void    qh_printfacetridges(FILE *fp, facetT *facet);
127void    qh_printfacets(FILE *fp, qh_PRINT format, facetT *facetlist, setT *facets, boolT printall);
128void    qh_printhyperplaneintersection(FILE *fp, facetT *facet1, facetT *facet2,
129                   setT *vertices, realT color[3]);
130void    qh_printneighborhood(FILE *fp, qh_PRINT format, facetT *facetA, facetT *facetB, boolT printall);
131void    qh_printline3geom(FILE *fp, pointT *pointA, pointT *pointB, realT color[3]);
132void    qh_printpoint(FILE *fp, const char *string, pointT *point);
133void    qh_printpointid(FILE *fp, const char *string, int dim, pointT *point, int id);
134void    qh_printpoint3 (FILE *fp, pointT *point);
135void    qh_printpoints_out(FILE *fp, facetT *facetlist, setT *facets, boolT printall);
136void    qh_printpointvect(FILE *fp, pointT *point, coordT *normal, pointT *center, realT radius, realT color[3]);
137void    qh_printpointvect2 (FILE *fp, pointT *point, coordT *normal, pointT *center, realT radius);
138void    qh_printridge(FILE *fp, ridgeT *ridge);
139void    qh_printspheres(FILE *fp, setT *vertices, realT radius);
140void    qh_printvdiagram(FILE *fp, qh_PRINT format, facetT *facetlist, setT *facets, boolT printall);
141int     qh_printvdiagram2 (FILE *fp, printvridgeT printvridge, setT *vertices, qh_RIDGE innerouter, boolT inorder);
142void    qh_printvertex(FILE *fp, vertexT *vertex);
143void    qh_printvertexlist(FILE *fp, const char* string, facetT *facetlist,
144                         setT *facets, boolT printall);
145void    qh_printvertices(FILE *fp, const char* string, setT *vertices);
146void    qh_printvneighbors(FILE *fp, facetT* facetlist, setT *facets, boolT printall);
147void    qh_printvoronoi(FILE *fp, qh_PRINT format, facetT *facetlist, setT *facets, boolT printall);
148void    qh_printvnorm(FILE *fp, vertexT *vertex, vertexT *vertexA, setT *centers, boolT unbounded);
149void    qh_printvridge(FILE *fp, vertexT *vertex, vertexT *vertexA, setT *centers, boolT unbounded);
150void    qh_produce_output(void);
151void    qh_produce_output2(void);
152void    qh_projectdim3 (pointT *source, pointT *destination);
153int     qh_readfeasible(int dim, const char *curline);
154coordT *qh_readpoints(int *numpoints, int *dimension, boolT *ismalloc);
155void    qh_setfeasible(int dim);
156boolT   qh_skipfacet(facetT *facet);
157char   *qh_skipfilename(char *filename);
158
159#endif /* qhDEFio */
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