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* |
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* Created by Charles F. Vardeman II on 11 Dec 2006. |
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* @author Charles F. Vardeman II |
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* @version $Id: ConvexHull.cpp,v 1.21 2009-11-25 20:02:01 gezelter Exp $ |
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* @version $Id$ |
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* |
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*/ |
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} |
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double calculate_circumradius(pointT* p0,pointT* p1,pointT* p2, int dim); |
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AlphaHull::AlphaHull(double alpha) : Hull(), dim_(3), alpha_(alpha), options_("qhull d QJ Tcv ") { |
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AlphaHull::AlphaHull(double alpha) : Hull(), dim_(3), alpha_(alpha), options_("qhull d QJ Tcv Pp") { |
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} |
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void AlphaHull::computeHull(std::vector<StuntDouble*> bodydoubles) { |
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vertexT *vertex, **vertexp; |
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facetT *facet, *neighbor; |
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setT *vertices; |
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setT *vertices, *verticestop, *verticesbottom; |
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int curlong, totlong; |
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pointT *interiorPoint; |
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std::vector<double> ptArray(numpoints*dim_); |
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qh visit_id++; |
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int numFacets=0; |
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std::vector<std::vector <int> > facetlist; |
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interiorPoint = qh interior_point; |
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FORALLfacet_(qh facet_list) { |
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numFacets++; |
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if (!facet->upperdelaunay) { |
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//assert(numFacets== qh num_facets); |
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//Filter the triangles (only the ones on the boundary of the alpha complex) and build the mesh |
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ridgeT *ridge, **ridgep; |
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FOREACHridge_(set) { |
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// Vector3d V3dNormal(facet->normal[0], facet->normal[1], facet->normal[2]); |
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//face.setNormal(V3dNormal); |
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// RealType faceArea = qh_facetarea(facet); |
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//face.setArea(faceArea); |
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//vertices = qh_facet3vertex(facet); |
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//coordT *center = qh_getcenter(vertices); |
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//coordT *center = qh_getcenter(ridge->vertices); |
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//std::cout << "Centers are " << center[0] << " " <<center[1] << " " << center[2] << std::endl; |
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//Vector3d V3dCentroid(center[0], center[1], center[2]); |
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//face.setCentroid(V3dCentroid); |
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//Vector3d faceVel = V3Zero; |
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Vector3d faceVel = V3Zero; |
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Vector3d p[3]; |
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//RealType faceMass = 0.0; |
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RealType faceMass = 0.0; |
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int ver = 0; |
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std::vector<int> virtexlist; |
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RealType mass; |
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ver++; |
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virtexlist.push_back(id); |
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} |
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facetlist.push_back(virtexlist); |
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// std::cout << "Ridge: " << ridgesCount << " Vertex " << id << std::endl; |
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vel = bodydoubles[id]->getVel(); |
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mass = bodydoubles[id]->getMass(); |
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face.addVertexSD(bodydoubles[id]); |
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faceVel = faceVel + vel; |
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faceMass = faceMass + mass; |
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} //FOREACH Vertex |
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facetlist.push_back(virtexlist); |
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face.addVertices(p[0],p[1],p[2]); |
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face.setFacetMass(faceMass); |
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face.setFacetVelocity(faceVel/3.0); |
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RealType area = face.getArea(); |
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area_ += area; |
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Vector3d normal = face.getUnitNormal(); |
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RealType offset = ((0.0-p[0][0])*normal[0] + (0.0-p[0][1])*normal[1] + (0.0-p[0][2])*normal[2]); |
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RealType dist = normal[0] * interiorPoint[0] + normal[1]*interiorPoint[1] + normal[2]*interiorPoint[2]; |
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std::cout << "Dist and normal and area are: " << normal << std::endl; |
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volume_ += dist *area/qh hull_dim; |
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Triangles_.push_back(face); |
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} |
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} |
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< |
//assert(pm.cm.fn == ridgesCount); |
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> |
std::cout << "Volume is: " << volume_ << std::endl; |
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+ |
//assert(pm.cm.fn == ridgesCount); |
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+ |
/* |
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std::cout <<"OFF"<<std::endl; |
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std::cout << bodydoubles.size() << " " << facetlist.size() << " " << 3*facetlist.size() << std::endl; |
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for (SD =bodydoubles.begin(); SD != bodydoubles.end(); ++SD){ |
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} |
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std::cout << std::endl; |
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} |
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+ |
*/ |
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/* |
| 402 |
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FORALLfacets { |
| 403 |
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Triangle face; |
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| 463 |
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} //FORALLfacets |
| 464 |
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*/ |
| 465 |
< |
qh_getarea(qh facet_list); |
| 466 |
< |
volume_ = qh totvol; |
| 467 |
< |
area_ = qh totarea; |
| 465 |
> |
// qh_getarea(qh facet_list); |
| 466 |
> |
//volume_ = qh totvol; |
| 467 |
> |
// area_ = qh totarea; |
| 468 |
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| 469 |
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qh_freeqhull(!qh_ALL); |
| 470 |
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qh_memfreeshort(&curlong, &totlong); |
