44 |
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* |
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* Created by Charles F. Vardeman II on 11 Dec 2006. |
46 |
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* @author Charles F. Vardeman II |
47 |
< |
* @version $Id: ConvexHull.cpp,v 1.5 2007-11-22 16:39:45 chuckv Exp $ |
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* @version $Id: ConvexHull.cpp,v 1.7 2008-06-18 17:03:30 chuckv Exp $ |
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* |
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*/ |
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/* Standard includes independent of library */ |
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#include <iostream> |
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#include <fstream> |
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#include <list> |
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#include "utils/simError.h" |
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using namespace oopse; |
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|
61 |
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/* Old options Qt Qu Qg QG0 FA */ |
62 |
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ConvexHull::ConvexHull() : dim_(3), options_("qhull Qt Qci Tcv Pp") |
62 |
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//ConvexHull::ConvexHull() : dim_(3), options_("qhull d Qbb Qt i") |
63 |
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{} |
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/* CGAL version of convex hull first then QHULL */ |
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#ifdef HAVE_CGAL |
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|
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bool ConvexHull::genHull(std::vector<Vector3d> pos) |
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{ |
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#include <CGAL/basic.h> |
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#include <CGAL/Simple_cartesian.h> |
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#include <CGAL/Convex_hull_traits_3.h> |
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#include <CGAL/convex_hull_3.h> |
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#include <CGAL/double.h> |
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|
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#include <CGAL/Quotient.h> |
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#include <CGAL/MP_Float.h> |
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#include <CGAL/Lazy_exact_nt.h> |
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|
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int numpoints = pos.size(); |
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coordT* pt_array; |
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coordT* surfpt_array; |
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std::list<int> surface_atoms; |
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FILE *outdummy = NULL; |
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FILE *errdummy = NULL; |
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typedef double RT; |
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typedef CGAL::Simple_cartesian<RT> K; |
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typedef CGAL::Convex_hull_traits_3<K> Traits; |
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typedef Traits::Polyhedron_3 Polyhedron_3; |
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typedef K::Point_3 Point_3; |
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|
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pt_array = (coordT*) malloc(sizeof(coordT) * (numpoints * dim_)); |
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|
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ConvexHull::ConvexHull(){} |
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|
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for (int i = 0; i < numpoints; i++) { |
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pt_array[dim_ * i] = pos[i][0]; |
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pt_array[dim_ * i + 1] = pos[i][1]; |
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pt_array[dim_ * i + 2] = pos[i][2]; |
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} |
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bool ConvexHull::genHull(std::vector<Vector3d> pos) |
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{ |
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|
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std::vector<Point_3> points; |
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|
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|
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// Copy the positon vector into a points vector for cgal. |
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for (int i = 0; i < pos.size(); ++i) |
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{ |
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Point_3 pt(pos[i][0],pos[i][1],pos[i][2]); |
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points.push_back(pt); |
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} |
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|
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// define object to hold convex hull |
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CGAL::Object ch_object_; |
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Polyhedron_3 polyhedron; |
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|
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// compute convex hull |
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std::cerr << "Creating hull" << std::endl; |
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CGAL::convex_hull_3(points.begin(), points.end(), ch_object_); |
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std::cerr << "Done Creating hull" << std::endl; |
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std::vector<Point_3>::const_iterator p_it; |
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|
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for (p_it = points.begin(); p_it != points.end(); p_it++) |
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{ |
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std::cerr << (*p_it).x() << std::endl; |
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} |
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/* |
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for (Polyhedron_3::Vertex_iterator v = ch_object_.vertices_begin(); |
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ch_object_.vertices_end(); ++v){ |
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std::cout<< v.point()<<std::endl; |
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} |
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*/ |
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} |
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/* |
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qh_initflags(const_cast<char *>(options_.c_str())); |
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qh_init_B(pospoints, numpoints, dim_, ismalloc); |
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qh_qhull(); |
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qh_check_output(); |
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qh_produce_output(); |
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*/ |
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boolT ismalloc = False; |
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if (!qh_new_qhull(dim_, numpoints, pt_array, ismalloc, |
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const_cast<char *>(options_.c_str()), NULL, stderr)) { |
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#else |
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#ifdef HAVE_QHULL |
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/* Old options Qt Qu Qg QG0 FA */ |
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ConvexHull::ConvexHull() : dim_(3), options_("qhull Qt Qci Tcv Pp") |
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//ConvexHull::ConvexHull() : dim_(3), options_("qhull d Qbb Qt i") |
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{} |
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vertexT *vertex, **vertexp; |
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facetT *facet; |
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setT *vertices; |
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unsigned int nf = qh num_facets; |
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bool ConvexHull::genHull(std::vector<Vector3d> pos) |
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{ |
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|
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|
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int numpoints = pos.size(); |
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coordT* pt_array; |
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coordT* surfpt_array; |
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std::list<int> surface_atoms; |
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FILE *outdummy = NULL; |
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FILE *errdummy = NULL; |
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|
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pt_array = (coordT*) malloc(sizeof(coordT) * (numpoints * dim_)); |
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|
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|
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for (int i = 0; i < numpoints; i++) { |
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pt_array[dim_ * i] = pos[i][0]; |
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pt_array[dim_ * i + 1] = pos[i][1]; |
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pt_array[dim_ * i + 2] = pos[i][2]; |
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} |
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|
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|
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|
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|
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/* |
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qh_initflags(const_cast<char *>(options_.c_str())); |
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qh_init_B(pospoints, numpoints, dim_, ismalloc); |
154 |
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qh_qhull(); |
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qh_check_output(); |
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|
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//Matrix idx(nf, dim); |
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/* |
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int j, i = 0, id = 0; |
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qh_produce_output(); |
158 |
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*/ |
159 |
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boolT ismalloc = False; |
160 |
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|
161 |
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if (!qh_new_qhull(dim_, numpoints, pt_array, ismalloc, |
162 |
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const_cast<char *>(options_.c_str()), NULL, stderr)) { |
163 |
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|
164 |
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vertexT *vertex, **vertexp; |
165 |
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facetT *facet; |
166 |
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setT *vertices; |
167 |
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unsigned int nf = qh num_facets; |
168 |
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|
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//Matrix idx(nf, dim); |
170 |
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/* |
171 |
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int j, i = 0, id = 0; |
172 |
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|
173 |
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int id2 = 0; |
174 |
> |
coordT *point,**pointp; |
175 |
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realT dist; |
176 |
> |
FORALLfacets { |
177 |
> |
j = 0; |
178 |
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|
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 |
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|
186 |
< |
int id2 = 0; |
187 |
< |
coordT *point,**pointp; |
188 |
< |
realT dist; |
189 |
< |
FORALLfacets { |
190 |
< |
j = 0; |
191 |
< |
|
192 |
< |
if (!facet->simplicial){ |
193 |
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// 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 |
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|
131 |
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FOREACHpoint_(facet->coplanarset){ |
132 |
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vertex= qh_nearvertex (facet, point, &dist); |
133 |
< |
//id= qh_pointid (vertex->point); |
134 |
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id2= qh_pointid (point); |
135 |
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surface_atoms.push_back(id2); |
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//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 |
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*/ |
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 |
– |
|