# | Line 44 | Line 44 | |
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44 | * | |
45 | * Created by Charles F. Vardeman II on 11 Dec 2006. | |
46 | * @author Charles F. Vardeman II | |
47 | < | * @version $Id: ConvexHull.cpp,v 1.5 2007-11-22 16:39:45 chuckv Exp $ |
47 | > | * @version $Id: ConvexHull.cpp,v 1.7 2008-06-18 17:03:30 chuckv Exp $ |
48 | * | |
49 | */ | |
50 | ||
51 | + | /* Standard includes independent of library */ |
52 | #include <iostream> | |
53 | #include <fstream> | |
54 | #include <list> | |
# | Line 57 | Line 58 | using namespace oopse; | |
58 | #include "utils/simError.h" | |
59 | using namespace oopse; | |
60 | ||
61 | < | /* Old options Qt Qu Qg QG0 FA */ |
62 | < | ConvexHull::ConvexHull() : dim_(3), options_("qhull Qt Qci Tcv Pp") |
62 | < | //ConvexHull::ConvexHull() : dim_(3), options_("qhull d Qbb Qt i") |
63 | < | {} |
61 | > | /* CGAL version of convex hull first then QHULL */ |
62 | > | #ifdef HAVE_CGAL |
63 | ||
64 | < | bool ConvexHull::genHull(std::vector<Vector3d> pos) |
65 | < | { |
64 | > | #include <CGAL/basic.h> |
65 | > | #include <CGAL/Simple_cartesian.h> |
66 | > | #include <CGAL/Convex_hull_traits_3.h> |
67 | > | #include <CGAL/convex_hull_3.h> |
68 | > | #include <CGAL/double.h> |
69 | ||
70 | + | #include <CGAL/Quotient.h> |
71 | + | #include <CGAL/MP_Float.h> |
72 | + | #include <CGAL/Lazy_exact_nt.h> |
73 | ||
74 | < | int numpoints = pos.size(); |
75 | < | coordT* pt_array; |
76 | < | coordT* surfpt_array; |
77 | < | std::list<int> surface_atoms; |
78 | < | FILE *outdummy = NULL; |
74 | < | FILE *errdummy = NULL; |
74 | > | typedef double RT; |
75 | > | typedef CGAL::Simple_cartesian<RT> K; |
76 | > | typedef CGAL::Convex_hull_traits_3<K> Traits; |
77 | > | typedef Traits::Polyhedron_3 Polyhedron_3; |
78 | > | typedef K::Point_3 Point_3; |
79 | ||
76 | – | pt_array = (coordT*) malloc(sizeof(coordT) * (numpoints * dim_)); |
80 | ||
81 | + | ConvexHull::ConvexHull(){} |
82 | ||
83 | < | for (int i = 0; i < numpoints; i++) { |
84 | < | pt_array[dim_ * i] = pos[i][0]; |
85 | < | pt_array[dim_ * i + 1] = pos[i][1]; |
86 | < | pt_array[dim_ * i + 2] = pos[i][2]; |
87 | < | } |
83 | > | bool ConvexHull::genHull(std::vector<Vector3d> pos) |
84 | > | { |
85 | > | |
86 | > | std::vector<Point_3> points; |
87 | > | |
88 | > | |
89 | > | // Copy the positon vector into a points vector for cgal. |
90 | > | for (int i = 0; i < pos.size(); ++i) |
91 | > | { |
92 | > | Point_3 pt(pos[i][0],pos[i][1],pos[i][2]); |
93 | > | points.push_back(pt); |
94 | > | } |
95 | > | |
96 | > | // define object to hold convex hull |
97 | > | CGAL::Object ch_object_; |
98 | > | Polyhedron_3 polyhedron; |
99 | ||
100 | + | // compute convex hull |
101 | + | std::cerr << "Creating hull" << std::endl; |
102 | + | CGAL::convex_hull_3(points.begin(), points.end(), ch_object_); |
103 | + | std::cerr << "Done Creating hull" << std::endl; |
104 | + | std::vector<Point_3>::const_iterator p_it; |
105 | ||
106 | + | for (p_it = points.begin(); p_it != points.end(); p_it++) |
107 | + | { |
108 | + | std::cerr << (*p_it).x() << std::endl; |
109 | + | } |
110 | ||
111 | + | /* |
112 | + | for (Polyhedron_3::Vertex_iterator v = ch_object_.vertices_begin(); |
113 | + | ch_object_.vertices_end(); ++v){ |
114 | + | std::cout<< v.point()<<std::endl; |
115 | + | } |
116 | + | */ |
117 | + | } |
118 | ||
88 | – | /* |
89 | – | qh_initflags(const_cast<char *>(options_.c_str())); |
90 | – | qh_init_B(pospoints, numpoints, dim_, ismalloc); |
91 | – | qh_qhull(); |
92 | – | qh_check_output(); |
119 | ||
94 | – | qh_produce_output(); |
95 | – | */ |
96 | – | boolT ismalloc = False; |
120 | ||
121 | < | if (!qh_new_qhull(dim_, numpoints, pt_array, ismalloc, |
122 | < | const_cast<char *>(options_.c_str()), NULL, stderr)) { |
121 | > | #else |
122 | > | #ifdef HAVE_QHULL |
123 | > | /* Old options Qt Qu Qg QG0 FA */ |
124 | > | ConvexHull::ConvexHull() : dim_(3), options_("qhull Qt Qci Tcv Pp") |
125 | > | //ConvexHull::ConvexHull() : dim_(3), options_("qhull d Qbb Qt i") |
126 | > | {} |
127 | ||
128 | < | vertexT *vertex, **vertexp; |
129 | < | facetT *facet; |
130 | < | setT *vertices; |
131 | < | unsigned int nf = qh num_facets; |
128 | > | bool ConvexHull::genHull(std::vector<Vector3d> pos) |
129 | > | { |
130 | > | |
131 | > | |
132 | > | int numpoints = pos.size(); |
133 | > | coordT* pt_array; |
134 | > | coordT* surfpt_array; |
135 | > | std::list<int> surface_atoms; |
136 | > | FILE *outdummy = NULL; |
137 | > | FILE *errdummy = NULL; |
138 | > | |
139 | > | pt_array = (coordT*) malloc(sizeof(coordT) * (numpoints * dim_)); |
140 | > | |
141 | > | |
142 | > | for (int i = 0; i < numpoints; i++) { |
143 | > | pt_array[dim_ * i] = pos[i][0]; |
144 | > | pt_array[dim_ * i + 1] = pos[i][1]; |
145 | > | pt_array[dim_ * i + 2] = pos[i][2]; |
146 | > | } |
147 | > | |
148 | > | |
149 | > | |
150 | > | |
151 | > | /* |
152 | > | qh_initflags(const_cast<char *>(options_.c_str())); |
153 | > | qh_init_B(pospoints, numpoints, dim_, ismalloc); |
154 | > | qh_qhull(); |
155 | > | qh_check_output(); |
156 | ||
157 | < | //Matrix idx(nf, dim); |
158 | < | /* |
159 | < | int j, i = 0, id = 0; |
157 | > | qh_produce_output(); |
158 | > | */ |
159 | > | boolT ismalloc = False; |
160 | > | |
161 | > | if (!qh_new_qhull(dim_, numpoints, pt_array, ismalloc, |
162 | > | const_cast<char *>(options_.c_str()), NULL, stderr)) { |
163 | > | |
164 | > | vertexT *vertex, **vertexp; |
165 | > | facetT *facet; |
166 | > | setT *vertices; |
167 | > | unsigned int nf = qh num_facets; |
168 | > | |
169 | > | //Matrix idx(nf, dim); |
170 | > | /* |
171 | > | int j, i = 0, id = 0; |
172 | > | |
173 | > | int id2 = 0; |
174 | > | coordT *point,**pointp; |
175 | > | realT dist; |
176 | > | FORALLfacets { |
177 | > | j = 0; |
178 | > | |
179 | > | if (!facet->simplicial){ |
180 | > | // should never happen with Qt |
181 | > | sprintf(painCave.errMsg, "ConvexHull: non-simplicaial facet detected"); |
182 | > | painCave.isFatal = 0; |
183 | > | simError(); |
184 | > | } |
185 | ||
186 | < | int id2 = 0; |
187 | < | coordT *point,**pointp; |
188 | < | realT dist; |
189 | < | FORALLfacets { |
190 | < | j = 0; |
191 | < | |
192 | < | if (!facet->simplicial){ |
193 | < | // should never happen with Qt |
194 | < | sprintf(painCave.errMsg, "ConvexHull: non-simplicaial facet detected"); |
195 | < | painCave.isFatal = 0; |
196 | < | simError(); |
197 | < | } |
198 | < | |
199 | < | vertices = qh_facet3vertex(facet); |
200 | < | FOREACHvertex_(vertices){ |
201 | < | id = qh_pointid(vertex->point); |
126 | < | surface_atoms.push_back(id); |
127 | < | //std::cout << "Ag " << pos[id][0] << " " << pos[id][1] << " " << pos[id][2]<< std::endl; |
128 | < | } |
129 | < | qh_settempfree(&vertices); |
130 | < | |
131 | < | FOREACHpoint_(facet->coplanarset){ |
132 | < | vertex= qh_nearvertex (facet, point, &dist); |
133 | < | //id= qh_pointid (vertex->point); |
134 | < | id2= qh_pointid (point); |
135 | < | surface_atoms.push_back(id2); |
136 | < | //std::cout << "Ag " << pos[id2][0] << " " << pos[id2][1] << " " << pos[id2][2]<< std::endl; |
137 | < | //printf ("%d %d %d " qh_REAL_1 "\n", id, id2, facet->id, dist); |
138 | < | //std::cout << "Neighbors are: %d $d %d\n" << id << id2 << facet->id; |
186 | > | vertices = qh_facet3vertex(facet); |
187 | > | FOREACHvertex_(vertices){ |
188 | > | id = qh_pointid(vertex->point); |
189 | > | surface_atoms.push_back(id); |
190 | > | //std::cout << "Ag " << pos[id][0] << " " << pos[id][1] << " " << pos[id][2]<< std::endl; |
191 | > | } |
192 | > | qh_settempfree(&vertices); |
193 | > | |
194 | > | FOREACHpoint_(facet->coplanarset){ |
195 | > | vertex= qh_nearvertex (facet, point, &dist); |
196 | > | //id= qh_pointid (vertex->point); |
197 | > | id2= qh_pointid (point); |
198 | > | surface_atoms.push_back(id2); |
199 | > | //std::cout << "Ag " << pos[id2][0] << " " << pos[id2][1] << " " << pos[id2][2]<< std::endl; |
200 | > | //printf ("%d %d %d " qh_REAL_1 "\n", id, id2, facet->id, dist); |
201 | > | //std::cout << "Neighbors are: %d $d %d\n" << id << id2 << facet->id; |
202 | ||
203 | < | } |
204 | < | |
205 | < | } |
203 | > | } |
204 | > | |
205 | > | } |
206 | ||
207 | */ | |
208 | ||
209 | ||
210 | < | } |
210 | > | } |
211 | ||
212 | ||
213 | ||
214 | ||
215 | < | qh_getarea(qh facet_list); |
216 | < | volume_ = qh totvol; |
217 | < | area_ = qh totarea; |
218 | < | // FILE *newGeomFile; |
219 | < | |
220 | < | |
221 | < | /* |
222 | < | FORALLfacets { |
223 | < | for (int k=0; k < qh hull_dim; k++) |
224 | < | printf ("%6.2g ", facet->normal[k]); |
225 | < | printf ("\n"); |
226 | < | } |
227 | < | */ |
228 | < | |
229 | < | int curlong,totlong; |
230 | < | // geomviewHull("junk.off"); |
231 | < | qh_freeqhull(!qh_ALL); |
232 | < | qh_memfreeshort(&curlong, &totlong); |
233 | < | if (curlong || totlong) |
234 | < | std::cerr << "qhull internal warning (main): did not free %d bytes of long memory (%d pieces) " |
235 | < | << totlong << curlong << std::endl; |
236 | < | free(pt_array); |
237 | < | /* |
238 | < | int j = 0; |
239 | < | surface_atoms.sort(); |
240 | < | surface_atoms.unique(); |
241 | < | surfpt_array = (coordT*) malloc(sizeof(coordT) * (surface_atoms.size() * dim_)); |
242 | < | for(std::list<int>::iterator list_iter = surface_atoms.begin(); |
243 | < | list_iter != surface_atoms.end(); list_iter++) |
244 | < | { |
245 | < | int i = *list_iter; |
246 | < | //surfpt_array[dim_ * j] = pos[i][0]; |
247 | < | //surfpt_array[dim_ * j + 1] = pos[i][1]; |
248 | < | //surfpt_array[dim_ * j + 2] = pos[i][2]; |
249 | < | std::cout << "Ag " << pos[i][0] << " " << pos[i][1] << " "<< pos[i][2] << std::endl; |
250 | < | j++; |
251 | < | } |
252 | < | */ |
253 | < | |
254 | < | /* |
215 | > | qh_getarea(qh facet_list); |
216 | > | volume_ = qh totvol; |
217 | > | area_ = qh totarea; |
218 | > | // FILE *newGeomFile; |
219 | > | |
220 | > | |
221 | > | /* |
222 | > | FORALLfacets { |
223 | > | for (int k=0; k < qh hull_dim; k++) |
224 | > | printf ("%6.2g ", facet->normal[k]); |
225 | > | printf ("\n"); |
226 | > | } |
227 | > | */ |
228 | > | |
229 | > | int curlong,totlong; |
230 | > | // geomviewHull("junk.off"); |
231 | > | qh_freeqhull(!qh_ALL); |
232 | > | qh_memfreeshort(&curlong, &totlong); |
233 | > | if (curlong || totlong) |
234 | > | std::cerr << "qhull internal warning (main): did not free %d bytes of long memory (%d pieces) " |
235 | > | << totlong << curlong << std::endl; |
236 | > | free(pt_array); |
237 | > | /* |
238 | > | int j = 0; |
239 | > | surface_atoms.sort(); |
240 | > | surface_atoms.unique(); |
241 | > | surfpt_array = (coordT*) malloc(sizeof(coordT) * (surface_atoms.size() * dim_)); |
242 | > | for(std::list<int>::iterator list_iter = surface_atoms.begin(); |
243 | > | list_iter != surface_atoms.end(); list_iter++) |
244 | > | { |
245 | > | int i = *list_iter; |
246 | > | //surfpt_array[dim_ * j] = pos[i][0]; |
247 | > | //surfpt_array[dim_ * j + 1] = pos[i][1]; |
248 | > | //surfpt_array[dim_ * j + 2] = pos[i][2]; |
249 | > | std::cout << "Ag " << pos[i][0] << " " << pos[i][1] << " "<< pos[i][2] << std::endl; |
250 | > | j++; |
251 | > | } |
252 | > | */ |
253 | > | |
254 | > | /* |
255 | std::string deloptions_ = "qhull d Qt"; | |
256 | facetT *facet, *neighbor; | |
257 | ridgeT *ridge, **ridgep; | |
258 | < | |
258 | > | |
259 | if (!qh_new_qhull(dim_, surface_atoms.size(), surfpt_array, ismalloc, | |
260 | const_cast<char *>(deloptions_.c_str()), NULL, stderr)) { | |
261 | + | |
262 | + | qh visit_id++; |
263 | + | FORALLfacets { |
264 | + | if (!facet->upperdelaunay) { |
265 | + | facet->visitid= qh visit_id; |
266 | + | qh_makeridges(facet); |
267 | + | FOREACHridge_(facet->ridges) { |
268 | + | neighbor= otherfacet_(ridge, facet); |
269 | + | if (neighbor->visitid != qh visit_id) { |
270 | + | |
271 | + | FOREACHvertex_(ridge->vertices) |
272 | + | int id2 = qh_pointid (vertex->point); |
273 | + | std::cout << "Ag " << pos[id2][0] << " " << pos[id2][1] << " " << pos[id2][2]<< std::endl; |
274 | + | } |
275 | + | } |
276 | + | } |
277 | + | |
278 | ||
199 | – | qh visit_id++; |
200 | – | FORALLfacets { |
201 | – | if (!facet->upperdelaunay) { |
202 | – | facet->visitid= qh visit_id; |
203 | – | qh_makeridges(facet); |
204 | – | FOREACHridge_(facet->ridges) { |
205 | – | neighbor= otherfacet_(ridge, facet); |
206 | – | if (neighbor->visitid != qh visit_id) { |
207 | – | |
208 | – | FOREACHvertex_(ridge->vertices) |
209 | – | int id2 = qh_pointid (vertex->point); |
210 | – | std::cout << "Ag " << pos[id2][0] << " " << pos[id2][1] << " " << pos[id2][2]<< std::endl; |
211 | – | } |
212 | – | } |
213 | – | } |
279 | ||
280 | + | |
281 | + | } |
282 | ||
283 | < | |
284 | < | |
283 | > | qh_freeqhull(!qh_ALL); |
284 | > | qh_memfreeshort(&curlong, &totlong); |
285 | > | if (curlong || totlong) |
286 | > | std::cerr << "qhull internal warning (main): did not free %d bytes of long memory (%d pieces) " |
287 | > | << totlong << curlong << std::endl; |
288 | > | free(surfpt_array); |
289 | > | */ |
290 | > | return true; |
291 | } | |
292 | ||
220 | – | qh_freeqhull(!qh_ALL); |
221 | – | qh_memfreeshort(&curlong, &totlong); |
222 | – | if (curlong || totlong) |
223 | – | std::cerr << "qhull internal warning (main): did not free %d bytes of long memory (%d pieces) " |
224 | – | << totlong << curlong << std::endl; |
225 | – | free(surfpt_array); |
226 | – | */ |
227 | – | return true; |
228 | – | } |
293 | ||
294 | ||
231 | – | |
295 | RealType ConvexHull::getVolume() | |
296 | { | |
297 | < | return volume_; |
297 | > | return volume_; |
298 | } | |
299 | ||
300 | void ConvexHull::geomviewHull(const std::string& geomFileName) | |
301 | { | |
302 | ||
303 | < | FILE *newGeomFile; |
304 | < | |
305 | < | //create new .md file based on old .md file |
306 | < | newGeomFile = fopen(geomFileName.c_str(), "w"); |
307 | < | qh_findgood_all(qh facet_list); |
308 | < | for (int i = 0; i < qh_PRINTEND; i++) |
309 | < | qh_printfacets(newGeomFile, qh PRINTout[i], qh facet_list, NULL, !qh_ALL); |
310 | < | |
311 | < | fclose(newGeomFile); |
303 | > | FILE *newGeomFile; |
304 | > | |
305 | > | //create new .md file based on old .md file |
306 | > | newGeomFile = fopen(geomFileName.c_str(), "w"); |
307 | > | qh_findgood_all(qh facet_list); |
308 | > | for (int i = 0; i < qh_PRINTEND; i++) |
309 | > | qh_printfacets(newGeomFile, qh PRINTout[i], qh facet_list, NULL, !qh_ALL); |
310 | > | |
311 | > | fclose(newGeomFile); |
312 | } | |
313 | + | #endif //QHULL |
314 | + | #endif //CGAL |
315 | ||
316 | ||
317 | ||
253 | – |
– | Removed lines |
+ | Added lines |
< | Changed lines |
> | Changed lines |