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root/OpenMD/trunk/src/QuickHull/io.h
Revision: 1138
Committed: Tue May 29 22:51:00 2007 UTC (17 years, 11 months ago) by chuckv
Content type: text/plain
File size: 7489 byte(s)
Log Message: 
Addded QuickHull to cvs.

File Contents

# Content
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, qhull.h and io.c
8
9 copyright (c) 1993-2003, The Geometry Center
10 */
11
12 #ifndef qhDEFio
13 #define qhDEFio 1
14
15 /*============ constants and flags ==================*/
16
17 /*-<a href="qh-io.htm#TOC"
18 >--------------------------------</a><a name="qh_MAXfirst">-</a>
19
20 qh_MAXfirst
21 maximum length of first two lines of stdin
22 */
23 #define qh_MAXfirst 200
24
25 /*-<a href="qh-io.htm#TOC"
26 >--------------------------------</a><a name="qh_MINradius">-</a>
27
28 qh_MINradius
29 min radius for Gp and Gv, fraction of maxcoord
30 */
31 #define qh_MINradius 0.02
32
33 /*-<a href="qh-io.htm#TOC"
34 >--------------------------------</a><a name="qh_GEOMepsilon">-</a>
35
36 qh_GEOMepsilon
37 adjust outer planes for 'lines closer' and geomview roundoff.
38 This prevents bleed through.
39 */
40 #define qh_GEOMepsilon 2e-3
41
42 /*-<a href="qh-io.htm#TOC"
43 >--------------------------------</a><a name="qh_WHITESPACE">-</a>
44
45 qh_WHITESPACE
46 possible values of white space
47 */
48 #define qh_WHITESPACE " \n\t\v\r\f"
49
50
51 /*-<a href="qh-io.htm#TOC"
52 >--------------------------------</a><a name="RIDGE">-</a>
53
54 qh_RIDGE
55 to select which ridges to print in qh_eachvoronoi
56 */
57 typedef enum
58 {
59 qh_RIDGEall = 0, qh_RIDGEinner, qh_RIDGEouter
60 }
61 qh_RIDGE;
62
63 /*-<a href="qh-io.htm#TOC"
64 >--------------------------------</a><a name="printvridgeT">-</a>
65
66 printvridgeT
67 prints results of qh_printvdiagram
68
69 see:
70 <a href="io.c#printvridge">qh_printvridge</a> for an example
71 */
72 typedef void (*printvridgeT)(FILE *fp, vertexT *vertex, vertexT *vertexA, setT *centers, boolT unbounded);
73
74 /*============== -prototypes in alphabetical order =========*/
75
76 void dfacet( unsigned id);
77 void dvertex( unsigned id);
78 int qh_compare_facetarea(const void *p1, const void *p2);
79 int qh_compare_facetmerge(const void *p1, const void *p2);
80 int qh_compare_facetvisit(const void *p1, const void *p2);
81 int qh_compare_vertexpoint(const void *p1, const void *p2); /* not used */
82
83 void qh_countfacets (facetT *facetlist, setT *facets, boolT printall,
84 int *numfacetsp, int *numsimplicialp, int *totneighborsp,
85 int *numridgesp, int *numcoplanarsp, int *numnumtricoplanarsp);
86 pointT *qh_detvnorm (vertexT *vertex, vertexT *vertexA, setT *centers, realT *offsetp);
87 setT *qh_detvridge (vertexT *vertex);
88 setT *qh_detvridge3 (vertexT *atvertex, vertexT *vertex);
89 int qh_eachvoronoi (FILE *fp, printvridgeT printvridge, vertexT *atvertex, boolT visitall, qh_RIDGE innerouter, boolT inorder);
90 int qh_eachvoronoi_all (FILE *fp, printvridgeT printvridge, boolT isupper, qh_RIDGE innerouter, boolT inorder);
91 void qh_facet2point(facetT *facet, pointT **point0, pointT **point1, realT *mindist);
92 setT *qh_facetvertices (facetT *facetlist, setT *facets, boolT allfacets);
93 void qh_geomplanes (facetT *facet, realT *outerplane, realT *innerplane);
94 void qh_markkeep (facetT *facetlist);
95 setT *qh_markvoronoi (facetT *facetlist, setT *facets, boolT printall, boolT *islowerp, int *numcentersp);
96 void qh_order_vertexneighbors(vertexT *vertex);
97 void qh_printafacet(FILE *fp, int format, facetT *facet, boolT printall);
98 void qh_printbegin (FILE *fp, int format, facetT *facetlist, setT *facets, boolT printall);
99 void qh_printcenter (FILE *fp, int format, char *string, facetT *facet);
100 void qh_printcentrum (FILE *fp, facetT *facet, realT radius);
101 void qh_printend (FILE *fp, int format, facetT *facetlist, setT *facets, boolT printall);
102 void qh_printend4geom (FILE *fp, facetT *facet, int *num, boolT printall);
103 void qh_printextremes (FILE *fp, facetT *facetlist, setT *facets, int printall);
104 void qh_printextremes_2d (FILE *fp, facetT *facetlist, setT *facets, int printall);
105 void qh_printextremes_d (FILE *fp, facetT *facetlist, setT *facets, int printall);
106 void qh_printfacet(FILE *fp, facetT *facet);
107 void qh_printfacet2math(FILE *fp, facetT *facet, int format, int notfirst);
108 void qh_printfacet2geom(FILE *fp, facetT *facet, realT color[3]);
109 void qh_printfacet2geom_points(FILE *fp, pointT *point1, pointT *point2,
110 facetT *facet, realT offset, realT color[3]);
111 void qh_printfacet3math (FILE *fp, facetT *facet, int format, int notfirst);
112 void qh_printfacet3geom_nonsimplicial(FILE *fp, facetT *facet, realT color[3]);
113 void qh_printfacet3geom_points(FILE *fp, setT *points, facetT *facet, realT offset, realT color[3]);
114 void qh_printfacet3geom_simplicial(FILE *fp, facetT *facet, realT color[3]);
115 void qh_printfacet3vertex(FILE *fp, facetT *facet, int format);
116 void qh_printfacet4geom_nonsimplicial(FILE *fp, facetT *facet, realT color[3]);
117 void qh_printfacet4geom_simplicial(FILE *fp, facetT *facet, realT color[3]);
118 void qh_printfacetNvertex_nonsimplicial(FILE *fp, facetT *facet, int id, int format);
119 void qh_printfacetNvertex_simplicial(FILE *fp, facetT *facet, int format);
120 void qh_printfacetheader(FILE *fp, facetT *facet);
121 void qh_printfacetridges(FILE *fp, facetT *facet);
122 void qh_printfacets(FILE *fp, int format, facetT *facetlist, setT *facets, boolT printall);
123 void qh_printhelp_degenerate(FILE *fp);
124 void qh_printhelp_singular(FILE *fp);
125 void qh_printhyperplaneintersection(FILE *fp, facetT *facet1, facetT *facet2,
126 setT *vertices, realT color[3]);
127 void qh_printneighborhood (FILE *fp, int format, facetT *facetA, facetT *facetB, boolT printall);
128 void qh_printline3geom (FILE *fp, pointT *pointA, pointT *pointB, realT color[3]);
129 void qh_printpoint(FILE *fp, char *string, pointT *point);
130 void qh_printpointid(FILE *fp, char *string, int dim, pointT *point, int id);
131 void qh_printpoint3 (FILE *fp, pointT *point);
132 void qh_printpoints_out (FILE *fp, facetT *facetlist, setT *facets, int printall);
133 void qh_printpointvect (FILE *fp, pointT *point, coordT *normal, pointT *center, realT radius, realT color[3]);
134 void qh_printpointvect2 (FILE *fp, pointT *point, coordT *normal, pointT *center, realT radius);
135 void qh_printridge(FILE *fp, ridgeT *ridge);
136 void qh_printspheres(FILE *fp, setT *vertices, realT radius);
137 void qh_printvdiagram (FILE *fp, int format, facetT *facetlist, setT *facets, boolT printall);
138 int qh_printvdiagram2 (FILE *fp, printvridgeT printvridge, setT *vertices, qh_RIDGE innerouter, boolT inorder);
139 void qh_printvertex(FILE *fp, vertexT *vertex);
140 void qh_printvertexlist (FILE *fp, char* string, facetT *facetlist,
141 setT *facets, boolT printall);
142 void qh_printvertices (FILE *fp, char* string, setT *vertices);
143 void qh_printvneighbors (FILE *fp, facetT* facetlist, setT *facets, boolT printall);
144 void qh_printvoronoi (FILE *fp, int format, facetT *facetlist, setT *facets, boolT printall);
145 void qh_printvnorm (FILE *fp, vertexT *vertex, vertexT *vertexA, setT *centers, boolT unbounded);
146 void qh_printvridge (FILE *fp, vertexT *vertex, vertexT *vertexA, setT *centers, boolT unbounded);
147 void qh_produce_output(void);
148 void qh_projectdim3 (pointT *source, pointT *destination);
149 int qh_readfeasible (int dim, char *remainder);
150 coordT *qh_readpoints(int *numpoints, int *dimension, boolT *ismalloc);
151 void qh_setfeasible (int dim);
152 boolT qh_skipfacet(facetT *facet);
153
154 #endif /* qhDEFio */