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| // This file is part of libigl, a simple c++ geometry processing library. | |
| // | |
| // Copyright (C) 2013 Alec Jacobson <alecjacobson@gmail.com> | |
| // | |
| // This Source Code Form is subject to the terms of the Mozilla Public License | |
| // v. 2.0. If a copy of the MPL was not distributed with this file, You can | |
| // obtain one at http://mozilla.org/MPL/2.0/. | |
| template <typename DerivedV, int DIM> | |
| template <typename DerivedEle, typename Derivedbb_mins, typename Derivedbb_maxs, typename Derivedelements> | |
| IGL_INLINE void igl::AABB<DerivedV,DIM>::init( | |
| const Eigen::MatrixBase<DerivedV> & V, | |
| const Eigen::MatrixBase<DerivedEle> & Ele, | |
| const Eigen::MatrixBase<Derivedbb_mins> & bb_mins, | |
| const Eigen::MatrixBase<Derivedbb_maxs> & bb_maxs, | |
| const Eigen::MatrixBase<Derivedelements> & elements, | |
| const int i) | |
| { | |
| using namespace std; | |
| using namespace Eigen; | |
| deinit(); | |
| if(bb_mins.size() > 0) | |
| { | |
| assert(bb_mins.rows() == bb_maxs.rows() && "Serial tree arrays must match"); | |
| assert(bb_mins.cols() == V.cols() && "Serial tree array dim must match V"); | |
| assert(bb_mins.cols() == bb_maxs.cols() && "Serial tree arrays must match"); | |
| assert(bb_mins.rows() == elements.rows() && | |
| "Serial tree arrays must match"); | |
| // construct from serialization | |
| m_box.extend(bb_mins.row(i).transpose()); | |
| m_box.extend(bb_maxs.row(i).transpose()); | |
| m_primitive = elements(i); | |
| // Not leaf then recurse | |
| if(m_primitive == -1) | |
| { | |
| m_left = new AABB(); | |
| m_left->init( V,Ele,bb_mins,bb_maxs,elements,2*i+1); | |
| m_right = new AABB(); | |
| m_right->init( V,Ele,bb_mins,bb_maxs,elements,2*i+2); | |
| //m_depth = std::max( m_left->m_depth, m_right->m_depth)+1; | |
| } | |
| }else | |
| { | |
| VectorXi allI = colon<int>(0,Ele.rows()-1); | |
| MatrixXDIMS BC; | |
| if(Ele.cols() == 1) | |
| { | |
| // points | |
| BC = V; | |
| }else | |
| { | |
| // Simplices | |
| barycenter(V,Ele,BC); | |
| } | |
| MatrixXi SI(BC.rows(),BC.cols()); | |
| { | |
| MatrixXDIMS _; | |
| MatrixXi IS; | |
| igl::sort(BC,1,true,_,IS); | |
| // Need SI(i) to tell which place i would be sorted into | |
| const int dim = IS.cols(); | |
| for(int i = 0;i<IS.rows();i++) | |
| { | |
| for(int d = 0;d<dim;d++) | |
| { | |
| SI(IS(i,d),d) = i; | |
| } | |
| } | |
| } | |
| init(V,Ele,SI,allI); | |
| } | |
| } | |
| template <typename DerivedV, int DIM> | |
| template <typename DerivedEle> | |
| void igl::AABB<DerivedV,DIM>::init( | |
| const Eigen::MatrixBase<DerivedV> & V, | |
| const Eigen::MatrixBase<DerivedEle> & Ele) | |
| { | |
| using namespace Eigen; | |
| // deinit will be immediately called... | |
| return init(V,Ele,MatrixXDIMS(),MatrixXDIMS(),VectorXi(),0); | |
| } | |
| template <typename DerivedV, int DIM> | |
| template < | |
| typename DerivedEle, | |
| typename DerivedSI, | |
| typename DerivedI> | |
| IGL_INLINE void igl::AABB<DerivedV,DIM>::init( | |
| const Eigen::MatrixBase<DerivedV> & V, | |
| const Eigen::MatrixBase<DerivedEle> & Ele, | |
| const Eigen::MatrixBase<DerivedSI> & SI, | |
| const Eigen::MatrixBase<DerivedI> & I) | |
| { | |
| using namespace Eigen; | |
| using namespace std; | |
| deinit(); | |
| if(V.size() == 0 || Ele.size() == 0 || I.size() == 0) | |
| { | |
| return; | |
| } | |
| assert(DIM == V.cols() && "V.cols() should matched declared dimension"); | |
| //const Scalar inf = numeric_limits<Scalar>::infinity(); | |
| m_box = AlignedBox<Scalar,DIM>(); | |
| // Compute bounding box | |
| for(int i = 0;i<I.rows();i++) | |
| { | |
| for(int c = 0;c<Ele.cols();c++) | |
| { | |
| m_box.extend(V.row(Ele(I(i),c)).transpose()); | |
| m_box.extend(V.row(Ele(I(i),c)).transpose()); | |
| } | |
| } | |
| switch(I.size()) | |
| { | |
| case 0: | |
| { | |
| assert(false); | |
| } | |
| case 1: | |
| { | |
| m_primitive = I(0); | |
| break; | |
| } | |
| default: | |
| { | |
| // Compute longest direction | |
| int max_d = -1; | |
| m_box.diagonal().maxCoeff(&max_d); | |
| // Can't use median on BC directly because many may have same value, | |
| // but can use median on sorted BC indices | |
| VectorXi SIdI(I.rows()); | |
| for(int i = 0;i<I.rows();i++) | |
| { | |
| SIdI(i) = SI(I(i),max_d); | |
| } | |
| // Pass by copy to avoid changing input | |
| const auto median = [](VectorXi A)->int | |
| { | |
| size_t n = (A.size()-1)/2; | |
| nth_element(A.data(),A.data()+n,A.data()+A.size()); | |
| return A(n); | |
| }; | |
| const int med = median(SIdI); | |
| VectorXi LI((I.rows()+1)/2),RI(I.rows()/2); | |
| assert(LI.rows()+RI.rows() == I.rows()); | |
| // Distribute left and right | |
| { | |
| int li = 0; | |
| int ri = 0; | |
| for(int i = 0;i<I.rows();i++) | |
| { | |
| if(SIdI(i)<=med) | |
| { | |
| LI(li++) = I(i); | |
| }else | |
| { | |
| RI(ri++) = I(i); | |
| } | |
| } | |
| } | |
| //m_depth = 0; | |
| if(LI.rows()>0) | |
| { | |
| m_left = new AABB(); | |
| m_left->init(V,Ele,SI,LI); | |
| //m_depth = std::max(m_depth, m_left->m_depth+1); | |
| } | |
| if(RI.rows()>0) | |
| { | |
| m_right = new AABB(); | |
| m_right->init(V,Ele,SI,RI); | |
| //m_depth = std::max(m_depth, m_right->m_depth+1); | |
| } | |
| } | |
| } | |
| } | |
| template <typename DerivedV, int DIM> | |
| IGL_INLINE bool igl::AABB<DerivedV,DIM>::is_leaf() const | |
| { | |
| return m_primitive != -1; | |
| } | |
| template <typename DerivedV, int DIM> | |
| template <typename DerivedEle, typename Derivedq> | |
| IGL_INLINE std::vector<int> igl::AABB<DerivedV,DIM>::find( | |
| const Eigen::MatrixBase<DerivedV> & V, | |
| const Eigen::MatrixBase<DerivedEle> & Ele, | |
| const Eigen::MatrixBase<Derivedq> & q, | |
| const bool first) const | |
| { | |
| using namespace std; | |
| using namespace Eigen; | |
| assert(q.size() == DIM && | |
| "Query dimension should match aabb dimension"); | |
| assert(Ele.cols() == V.cols()+1 && | |
| "AABB::find only makes sense for (d+1)-simplices"); | |
| const Scalar epsilon = igl::EPS<Scalar>(); | |
| // Check if outside bounding box | |
| bool inside = m_box.contains(q.transpose()); | |
| if(!inside) | |
| { | |
| return std::vector<int>(); | |
| } | |
| assert(m_primitive==-1 || (m_left == NULL && m_right == NULL)); | |
| if(is_leaf()) | |
| { | |
| // Initialize to some value > -epsilon | |
| Scalar a1=0,a2=0,a3=0,a4=0; | |
| switch(DIM) | |
| { | |
| case 3: | |
| { | |
| // Barycentric coordinates | |
| typedef Eigen::Matrix<Scalar,1,3> RowVector3S; | |
| const RowVector3S V1 = V.row(Ele(m_primitive,0)); | |
| const RowVector3S V2 = V.row(Ele(m_primitive,1)); | |
| const RowVector3S V3 = V.row(Ele(m_primitive,2)); | |
| const RowVector3S V4 = V.row(Ele(m_primitive,3)); | |
| a1 = volume_single(V2,V4,V3,(RowVector3S)q); | |
| a2 = volume_single(V1,V3,V4,(RowVector3S)q); | |
| a3 = volume_single(V1,V4,V2,(RowVector3S)q); | |
| a4 = volume_single(V1,V2,V3,(RowVector3S)q); | |
| break; | |
| } | |
| case 2: | |
| { | |
| // Barycentric coordinates | |
| typedef Eigen::Matrix<Scalar,2,1> Vector2S; | |
| const Vector2S V1 = V.row(Ele(m_primitive,0)); | |
| const Vector2S V2 = V.row(Ele(m_primitive,1)); | |
| const Vector2S V3 = V.row(Ele(m_primitive,2)); | |
| // Hack for now to keep templates simple. If becomes bottleneck | |
| // consider using std::enable_if_t | |
| const Vector2S q2 = q.head(2); | |
| a1 = doublearea_single(V1,V2,q2); | |
| a2 = doublearea_single(V2,V3,q2); | |
| a3 = doublearea_single(V3,V1,q2); | |
| break; | |
| } | |
| default:assert(false); | |
| } | |
| // Normalization is important for correcting sign | |
| Scalar sum = a1+a2+a3+a4; | |
| a1 /= sum; | |
| a2 /= sum; | |
| a3 /= sum; | |
| a4 /= sum; | |
| if( | |
| a1>=-epsilon && | |
| a2>=-epsilon && | |
| a3>=-epsilon && | |
| a4>=-epsilon) | |
| { | |
| return std::vector<int>(1,m_primitive); | |
| }else | |
| { | |
| return std::vector<int>(); | |
| } | |
| } | |
| std::vector<int> left = m_left->find(V,Ele,q,first); | |
| if(first && !left.empty()) | |
| { | |
| return left; | |
| } | |
| std::vector<int> right = m_right->find(V,Ele,q,first); | |
| if(first) | |
| { | |
| return right; | |
| } | |
| left.insert(left.end(),right.begin(),right.end()); | |
| return left; | |
| } | |
| template <typename DerivedV, int DIM> | |
| IGL_INLINE int igl::AABB<DerivedV,DIM>::subtree_size() const | |
| { | |
| // 1 for self | |
| int n = 1; | |
| int n_left = 0,n_right = 0; | |
| if(m_left != NULL) | |
| { | |
| n_left = m_left->subtree_size(); | |
| } | |
| if(m_right != NULL) | |
| { | |
| n_right = m_right->subtree_size(); | |
| } | |
| n += 2*std::max(n_left,n_right); | |
| return n; | |
| } | |
| template <typename DerivedV, int DIM> | |
| template <typename Derivedbb_mins, typename Derivedbb_maxs, typename Derivedelements> | |
| IGL_INLINE void igl::AABB<DerivedV,DIM>::serialize( | |
| Eigen::PlainObjectBase<Derivedbb_mins> & bb_mins, | |
| Eigen::PlainObjectBase<Derivedbb_maxs> & bb_maxs, | |
| Eigen::PlainObjectBase<Derivedelements> & elements, | |
| const int i) const | |
| { | |
| using namespace std; | |
| using namespace Eigen; | |
| // Calling for root then resize output | |
| if(i==0) | |
| { | |
| const int m = subtree_size(); | |
| //cout<<"m: "<<m<<endl; | |
| bb_mins.resize(m,DIM); | |
| bb_maxs.resize(m,DIM); | |
| elements.resize(m,1); | |
| } | |
| //cout<<i<<" "; | |
| bb_mins.row(i) = m_box.min(); | |
| bb_maxs.row(i) = m_box.max(); | |
| elements(i) = m_primitive; | |
| if(m_left != NULL) | |
| { | |
| m_left->serialize(bb_mins,bb_maxs,elements,2*i+1); | |
| } | |
| if(m_right != NULL) | |
| { | |
| m_right->serialize(bb_mins,bb_maxs,elements,2*i+2); | |
| } | |
| } | |
| template <typename DerivedV, int DIM> | |
| template <typename DerivedEle> | |
| IGL_INLINE typename igl::AABB<DerivedV,DIM>::Scalar | |
| igl::AABB<DerivedV,DIM>::squared_distance( | |
| const Eigen::MatrixBase<DerivedV> & V, | |
| const Eigen::MatrixBase<DerivedEle> & Ele, | |
| const RowVectorDIMS & p, | |
| int & i, | |
| Eigen::PlainObjectBase<RowVectorDIMS> & c) const | |
| { | |
| return squared_distance(V,Ele,p,std::numeric_limits<Scalar>::infinity(),i,c); | |
| } | |
| template <typename DerivedV, int DIM> | |
| template <typename DerivedEle> | |
| IGL_INLINE typename igl::AABB<DerivedV,DIM>::Scalar | |
| igl::AABB<DerivedV,DIM>::squared_distance( | |
| const Eigen::MatrixBase<DerivedV> & V, | |
| const Eigen::MatrixBase<DerivedEle> & Ele, | |
| const RowVectorDIMS & p, | |
| Scalar low_sqr_d, | |
| Scalar up_sqr_d, | |
| int & i, | |
| Eigen::PlainObjectBase<RowVectorDIMS> & c) const | |
| { | |
| using namespace Eigen; | |
| using namespace std; | |
| //assert(low_sqr_d <= up_sqr_d); | |
| if(low_sqr_d > up_sqr_d) | |
| { | |
| return low_sqr_d; | |
| } | |
| Scalar sqr_d = up_sqr_d; | |
| //assert(DIM == 3 && "Code has only been tested for DIM == 3"); | |
| assert((Ele.cols() == 3 || Ele.cols() == 2 || Ele.cols() == 1) | |
| && "Code has only been tested for simplex sizes 3,2,1"); | |
| assert(m_primitive==-1 || (m_left == NULL && m_right == NULL)); | |
| if(is_leaf()) | |
| { | |
| leaf_squared_distance(V,Ele,p,low_sqr_d,sqr_d,i,c); | |
| }else | |
| { | |
| bool looked_left = false; | |
| bool looked_right = false; | |
| const auto & look_left = [&]() | |
| { | |
| int i_left; | |
| RowVectorDIMS c_left = c; | |
| Scalar sqr_d_left = | |
| m_left->squared_distance(V,Ele,p,low_sqr_d,sqr_d,i_left,c_left); | |
| this->set_min(p,sqr_d_left,i_left,c_left,sqr_d,i,c); | |
| looked_left = true; | |
| }; | |
| const auto & look_right = [&]() | |
| { | |
| int i_right; | |
| RowVectorDIMS c_right = c; | |
| Scalar sqr_d_right = | |
| m_right->squared_distance(V,Ele,p,low_sqr_d,sqr_d,i_right,c_right); | |
| this->set_min(p,sqr_d_right,i_right,c_right,sqr_d,i,c); | |
| looked_right = true; | |
| }; | |
| // must look left or right if in box | |
| if(m_left->m_box.contains(p.transpose())) | |
| { | |
| look_left(); | |
| } | |
| if(m_right->m_box.contains(p.transpose())) | |
| { | |
| look_right(); | |
| } | |
| // if haven't looked left and could be less than current min, then look | |
| Scalar left_up_sqr_d = | |
| m_left->m_box.squaredExteriorDistance(p.transpose()); | |
| Scalar right_up_sqr_d = | |
| m_right->m_box.squaredExteriorDistance(p.transpose()); | |
| if(left_up_sqr_d < right_up_sqr_d) | |
| { | |
| if(!looked_left && left_up_sqr_d<sqr_d) | |
| { | |
| look_left(); | |
| } | |
| if( !looked_right && right_up_sqr_d<sqr_d) | |
| { | |
| look_right(); | |
| } | |
| }else | |
| { | |
| if( !looked_right && right_up_sqr_d<sqr_d) | |
| { | |
| look_right(); | |
| } | |
| if(!looked_left && left_up_sqr_d<sqr_d) | |
| { | |
| look_left(); | |
| } | |
| } | |
| } | |
| return sqr_d; | |
| } | |
| template <typename DerivedV, int DIM> | |
| template <typename DerivedEle> | |
| IGL_INLINE typename igl::AABB<DerivedV,DIM>::Scalar | |
| igl::AABB<DerivedV,DIM>::squared_distance( | |
| const Eigen::MatrixBase<DerivedV> & V, | |
| const Eigen::MatrixBase<DerivedEle> & Ele, | |
| const RowVectorDIMS & p, | |
| Scalar up_sqr_d, | |
| int & i, | |
| Eigen::PlainObjectBase<RowVectorDIMS> & c) const | |
| { | |
| return squared_distance(V,Ele,p,0.0,up_sqr_d,i,c); | |
| } | |
| template <typename DerivedV, int DIM> | |
| template < | |
| typename DerivedEle, | |
| typename DerivedP, | |
| typename DerivedsqrD, | |
| typename DerivedI, | |
| typename DerivedC> | |
| IGL_INLINE void igl::AABB<DerivedV,DIM>::squared_distance( | |
| const Eigen::MatrixBase<DerivedV> & V, | |
| const Eigen::MatrixBase<DerivedEle> & Ele, | |
| const Eigen::MatrixBase<DerivedP> & P, | |
| Eigen::PlainObjectBase<DerivedsqrD> & sqrD, | |
| Eigen::PlainObjectBase<DerivedI> & I, | |
| Eigen::PlainObjectBase<DerivedC> & C) const | |
| { | |
| assert(P.cols() == V.cols() && "cols in P should match dim of cols in V"); | |
| sqrD.resize(P.rows(),1); | |
| I.resize(P.rows(),1); | |
| C.resizeLike(P); | |
| // O( #P * log #Ele ), where log #Ele is really the depth of this AABB | |
| // hierarchy | |
| //for(int p = 0;p<P.rows();p++) | |
| igl::parallel_for(P.rows(),[&](int p) | |
| { | |
| RowVectorDIMS Pp = P.row(p), c; | |
| int Ip; | |
| sqrD(p) = squared_distance(V,Ele,Pp,Ip,c); | |
| I(p) = Ip; | |
| C.row(p).head(DIM) = c; | |
| }, | |
| 10000); | |
| } | |
| template <typename DerivedV, int DIM> | |
| template < | |
| typename DerivedEle, | |
| typename Derivedother_V, | |
| typename Derivedother_Ele, | |
| typename DerivedsqrD, | |
| typename DerivedI, | |
| typename DerivedC> | |
| IGL_INLINE void igl::AABB<DerivedV,DIM>::squared_distance( | |
| const Eigen::MatrixBase<DerivedV> & V, | |
| const Eigen::MatrixBase<DerivedEle> & Ele, | |
| const AABB<Derivedother_V,DIM> & other, | |
| const Eigen::MatrixBase<Derivedother_V> & other_V, | |
| const Eigen::MatrixBase<Derivedother_Ele> & other_Ele, | |
| Eigen::PlainObjectBase<DerivedsqrD> & sqrD, | |
| Eigen::PlainObjectBase<DerivedI> & I, | |
| Eigen::PlainObjectBase<DerivedC> & C) const | |
| { | |
| assert(other_Ele.cols() == 1 && | |
| "Only implemented for other as list of points"); | |
| assert(other_V.cols() == V.cols() && "other must match this dimension"); | |
| sqrD.setConstant(other_Ele.rows(),1,std::numeric_limits<double>::infinity()); | |
| I.resize(other_Ele.rows(),1); | |
| C.resize(other_Ele.rows(),other_V.cols()); | |
| // All points in other_V currently think they need to check against root of | |
| // this. The point of using another AABB is to quickly prune chunks of | |
| // other_V so that most points just check some subtree of this. | |
| // This holds a conservative estimate of max(sqr_D) where sqr_D is the | |
| // current best minimum squared distance for all points in this subtree | |
| double up_sqr_d = std::numeric_limits<double>::infinity(); | |
| squared_distance_helper( | |
| V,Ele,&other,other_V,other_Ele,0,up_sqr_d,sqrD,I,C); | |
| } | |
| template <typename DerivedV, int DIM> | |
| template < | |
| typename DerivedEle, | |
| typename Derivedother_V, | |
| typename Derivedother_Ele, | |
| typename DerivedsqrD, | |
| typename DerivedI, | |
| typename DerivedC> | |
| IGL_INLINE typename igl::AABB<DerivedV,DIM>::Scalar | |
| igl::AABB<DerivedV,DIM>::squared_distance_helper( | |
| const Eigen::MatrixBase<DerivedV> & V, | |
| const Eigen::MatrixBase<DerivedEle> & Ele, | |
| const AABB<Derivedother_V,DIM> * other, | |
| const Eigen::MatrixBase<Derivedother_V> & other_V, | |
| const Eigen::MatrixBase<Derivedother_Ele> & other_Ele, | |
| const Scalar /*up_sqr_d*/, | |
| Eigen::PlainObjectBase<DerivedsqrD> & sqrD, | |
| Eigen::PlainObjectBase<DerivedI> & I, | |
| Eigen::PlainObjectBase<DerivedC> & C) const | |
| { | |
| using namespace std; | |
| using namespace Eigen; | |
| // This implementation is a bit disappointing. There's no major speed up. Any | |
| // performance gains seem to come from accidental cache coherency and | |
| // diminish for larger "other" (the opposite of what was intended). | |
| // Base case | |
| if(other->is_leaf() && this->is_leaf()) | |
| { | |
| Scalar sqr_d = sqrD(other->m_primitive); | |
| int i = I(other->m_primitive); | |
| RowVectorDIMS c = C.row( other->m_primitive); | |
| RowVectorDIMS p = other_V.row(other->m_primitive); | |
| leaf_squared_distance(V,Ele,p,sqr_d,i,c); | |
| sqrD( other->m_primitive) = sqr_d; | |
| I( other->m_primitive) = i; | |
| C.row(other->m_primitive) = c; | |
| //cout<<"leaf: "<<sqr_d<<endl; | |
| //other->m_low_sqr_d = sqr_d; | |
| return sqr_d; | |
| } | |
| if(other->is_leaf()) | |
| { | |
| Scalar sqr_d = sqrD(other->m_primitive); | |
| int i = I(other->m_primitive); | |
| RowVectorDIMS c = C.row( other->m_primitive); | |
| RowVectorDIMS p = other_V.row(other->m_primitive); | |
| sqr_d = squared_distance(V,Ele,p,sqr_d,i,c); | |
| sqrD( other->m_primitive) = sqr_d; | |
| I( other->m_primitive) = i; | |
| C.row(other->m_primitive) = c; | |
| //other->m_low_sqr_d = sqr_d; | |
| return sqr_d; | |
| } | |
| //// Exact minimum squared distance between arbitrary primitives inside this and | |
| //// othre's bounding boxes | |
| //const auto & min_squared_distance = [&]( | |
| // const AABB<DerivedV,DIM> * A, | |
| // const AABB<Derivedother_V,DIM> * B)->Scalar | |
| //{ | |
| // return A->m_box.squaredExteriorDistance(B->m_box); | |
| //}; | |
| if(this->is_leaf()) | |
| { | |
| //if(min_squared_distance(this,other) < other->m_low_sqr_d) | |
| if(true) | |
| { | |
| this->squared_distance_helper( | |
| V,Ele,other->m_left,other_V,other_Ele,0,sqrD,I,C); | |
| this->squared_distance_helper( | |
| V,Ele,other->m_right,other_V,other_Ele,0,sqrD,I,C); | |
| }else | |
| { | |
| // This is never reached... | |
| } | |
| //// we know other is not a leaf | |
| //other->m_low_sqr_d = std::max(other->m_left->m_low_sqr_d,other->m_right->m_low_sqr_d); | |
| return 0; | |
| } | |
| // FORCE DOWN TO OTHER LEAF EVAL | |
| //if(min_squared_distance(this,other) < other->m_low_sqr_d) | |
| if(true) | |
| { | |
| if(true) | |
| { | |
| this->squared_distance_helper( | |
| V,Ele,other->m_left,other_V,other_Ele,0,sqrD,I,C); | |
| this->squared_distance_helper( | |
| V,Ele,other->m_right,other_V,other_Ele,0,sqrD,I,C); | |
| }else // this direction never seems to be faster | |
| { | |
| this->m_left->squared_distance_helper( | |
| V,Ele,other,other_V,other_Ele,0,sqrD,I,C); | |
| this->m_right->squared_distance_helper( | |
| V,Ele,other,other_V,other_Ele,0,sqrD,I,C); | |
| } | |
| }else | |
| { | |
| // this is never reached ... :-( | |
| } | |
| //// we know other is not a leaf | |
| //other->m_low_sqr_d = std::max(other->m_left->m_low_sqr_d,other->m_right->m_low_sqr_d); | |
| return 0; | |
| // _Very_ conservative approximation of maximum squared distance between | |
| // primitives inside this and other's bounding boxes | |
| const auto & max_squared_distance = []( | |
| const AABB<DerivedV,DIM> * A, | |
| const AABB<Derivedother_V,DIM> * B)->Scalar | |
| { | |
| AlignedBox<Scalar,DIM> combo = A->m_box; | |
| combo.extend(B->m_box); | |
| return combo.diagonal().squaredNorm(); | |
| }; | |
| //// other base-case | |
| //if(other->is_leaf()) | |
| //{ | |
| // double sqr_d = sqrD(other->m_primitive); | |
| // int i = I(other->m_primitive); | |
| // RowVectorDIMS c = C.row(m_primitive); | |
| // RowVectorDIMS p = other_V.row(m_primitive); | |
| // leaf_squared_distance(V,Ele,p,sqr_d,i,c); | |
| // sqrD(other->m_primitive) = sqr_d; | |
| // I(other->m_primitive) = i; | |
| // C.row(m_primitive) = c; | |
| // return; | |
| //} | |
| std::vector<const AABB<DerivedV,DIM> * > this_list; | |
| if(this->is_leaf()) | |
| { | |
| this_list.push_back(this); | |
| }else | |
| { | |
| assert(this->m_left); | |
| this_list.push_back(this->m_left); | |
| assert(this->m_right); | |
| this_list.push_back(this->m_right); | |
| } | |
| std::vector<AABB<Derivedother_V,DIM> *> other_list; | |
| if(other->is_leaf()) | |
| { | |
| other_list.push_back(other); | |
| }else | |
| { | |
| assert(other->m_left); | |
| other_list.push_back(other->m_left); | |
| assert(other->m_right); | |
| other_list.push_back(other->m_right); | |
| } | |
| //const std::function<Scalar( | |
| // const AABB<Derivedother_V,DIM> * other) | |
| // > low_sqr_d = [&sqrD,&low_sqr_d](const AABB<Derivedother_V,DIM> * other)->Scalar | |
| // { | |
| // if(other->is_leaf()) | |
| // { | |
| // return sqrD(other->m_primitive); | |
| // }else | |
| // { | |
| // return std::max(low_sqr_d(other->m_left),low_sqr_d(other->m_right)); | |
| // } | |
| // }; | |
| //// Potentially recurse on all pairs, if minimum distance is less than running | |
| //// bound | |
| //Eigen::Matrix<Scalar,Eigen::Dynamic,1> other_low_sqr_d = | |
| // Eigen::Matrix<Scalar,Eigen::Dynamic,1>::Constant(other_list.size(),1,up_sqr_d); | |
| for(size_t child = 0;child<other_list.size();child++) | |
| { | |
| auto other_tree = other_list[child]; | |
| Eigen::Matrix<Scalar,Eigen::Dynamic,1> this_low_sqr_d(this_list.size(),1); | |
| for(size_t t = 0;t<this_list.size();t++) | |
| { | |
| const auto this_tree = this_list[t]; | |
| this_low_sqr_d(t) = max_squared_distance(this_tree,other_tree); | |
| } | |
| if(this_list.size() ==2 && | |
| ( this_low_sqr_d(0) > this_low_sqr_d(1)) | |
| ) | |
| { | |
| std::swap(this_list[0],this_list[1]); | |
| //std::swap(this_low_sqr_d(0),this_low_sqr_d(1)); | |
| } | |
| const Scalar sqr_d = this_low_sqr_d.minCoeff(); | |
| for(size_t t = 0;t<this_list.size();t++) | |
| { | |
| const auto this_tree = this_list[t]; | |
| //const auto mm = low_sqr_d(other_tree); | |
| //const Scalar mc = other_low_sqr_d(child); | |
| //assert(mc == mm); | |
| // Only look left/right in this_list if can possible decrease somebody's | |
| // distance in this_tree. | |
| const Scalar min_this_other = min_squared_distance(this_tree,other_tree); | |
| if( | |
| min_this_other < sqr_d && | |
| min_this_other < other_tree->m_low_sqr_d) | |
| { | |
| //cout<<"before: "<<other_low_sqr_d(child)<<endl; | |
| //other_low_sqr_d(child) = std::min( | |
| // other_low_sqr_d(child), | |
| // this_tree->squared_distance_helper( | |
| // V,Ele,other_tree,other_V,other_Ele,other_low_sqr_d(child),sqrD,I,C)); | |
| //cout<<"after: "<<other_low_sqr_d(child)<<endl; | |
| this_tree->squared_distance_helper( | |
| V,Ele,other_tree,other_V,other_Ele,0,sqrD,I,C); | |
| } | |
| } | |
| } | |
| //const Scalar ret = other_low_sqr_d.maxCoeff(); | |
| //const auto mm = low_sqr_d(other); | |
| //assert(mm == ret); | |
| //cout<<"non-leaf: "<<ret<<endl; | |
| //return ret; | |
| if(!other->is_leaf()) | |
| { | |
| other->m_low_sqr_d = std::max(other->m_left->m_low_sqr_d,other->m_right->m_low_sqr_d); | |
| } | |
| return 0; | |
| } | |
| template <typename DerivedV, int DIM> | |
| template <typename DerivedEle> | |
| IGL_INLINE void igl::AABB<DerivedV,DIM>::leaf_squared_distance( | |
| const Eigen::MatrixBase<DerivedV> & V, | |
| const Eigen::MatrixBase<DerivedEle> & Ele, | |
| const RowVectorDIMS & p, | |
| const Scalar low_sqr_d, | |
| Scalar & sqr_d, | |
| int & i, | |
| Eigen::PlainObjectBase<RowVectorDIMS> & c) const | |
| { | |
| using namespace Eigen; | |
| using namespace std; | |
| if(low_sqr_d > sqr_d) | |
| { | |
| sqr_d = low_sqr_d; | |
| return; | |
| } | |
| RowVectorDIMS c_candidate; | |
| Scalar sqr_d_candidate; | |
| igl::point_simplex_squared_distance<DIM>( | |
| p,V,Ele,m_primitive,sqr_d_candidate,c_candidate); | |
| set_min(p,sqr_d_candidate,m_primitive,c_candidate,sqr_d,i,c); | |
| } | |
| template <typename DerivedV, int DIM> | |
| template <typename DerivedEle> | |
| IGL_INLINE void igl::AABB<DerivedV,DIM>::leaf_squared_distance( | |
| const Eigen::MatrixBase<DerivedV> & V, | |
| const Eigen::MatrixBase<DerivedEle> & Ele, | |
| const RowVectorDIMS & p, | |
| Scalar & sqr_d, | |
| int & i, | |
| Eigen::PlainObjectBase<RowVectorDIMS> & c) const | |
| { | |
| return leaf_squared_distance(V,Ele,p,0,sqr_d,i,c); | |
| } | |
| template <typename DerivedV, int DIM> | |
| IGL_INLINE void igl::AABB<DerivedV,DIM>::set_min( | |
| const RowVectorDIMS & | |
| p | |
| , | |
| const Scalar sqr_d_candidate, | |
| const int i_candidate, | |
| const RowVectorDIMS & c_candidate, | |
| Scalar & sqr_d, | |
| int & i, | |
| Eigen::PlainObjectBase<RowVectorDIMS> & c) const | |
| { | |
| //std::cout<<matlab_format(c_candidate,"c_candidate")<<std::endl; | |
| //// This doesn't quite make sense to check with bounds | |
| // const Scalar pc_norm = (p-c_candidate).squaredNorm(); | |
| // const Scalar diff = fabs(sqr_d_candidate - pc_norm); | |
| // assert(diff<=1e-10 && "distance should match norm of difference"); | |
| if(sqr_d_candidate < sqr_d) | |
| { | |
| i = i_candidate; | |
| c = c_candidate; | |
| sqr_d = sqr_d_candidate; | |
| } | |
| } | |
| template <typename DerivedV, int DIM> | |
| template <typename DerivedEle> | |
| IGL_INLINE bool | |
| igl::AABB<DerivedV,DIM>::intersect_ray( | |
| const Eigen::MatrixBase<DerivedV> & V, | |
| const Eigen::MatrixBase<DerivedEle> & Ele, | |
| const RowVectorDIMS & origin, | |
| const RowVectorDIMS & dir, | |
| std::vector<igl::Hit> & hits) const | |
| { | |
| hits.clear(); | |
| const Scalar t0 = 0; | |
| const Scalar t1 = std::numeric_limits<Scalar>::infinity(); | |
| { | |
| Scalar _1,_2; | |
| if(!ray_box_intersect(origin,dir,m_box,t0,t1,_1,_2)) | |
| { | |
| return false; | |
| } | |
| } | |
| if(this->is_leaf()) | |
| { | |
| // Actually process elements | |
| assert((Ele.size() == 0 || Ele.cols() == 3) && "Elements should be triangles"); | |
| // Cheesecake way of hitting element | |
| bool ret = ray_mesh_intersect(origin,dir,V,Ele.row(m_primitive),hits); | |
| // Since we only gave ray_mesh_intersect a single face, it will have set | |
| // any hits to id=0. Set these to this primitive's id | |
| for(auto & hit : hits) | |
| { | |
| hit.id = m_primitive; | |
| } | |
| return ret; | |
| } | |
| std::vector<igl::Hit> left_hits; | |
| std::vector<igl::Hit> right_hits; | |
| const bool left_ret = m_left->intersect_ray(V,Ele,origin,dir,left_hits); | |
| const bool right_ret = m_right->intersect_ray(V,Ele,origin,dir,right_hits); | |
| hits.insert(hits.end(),left_hits.begin(),left_hits.end()); | |
| hits.insert(hits.end(),right_hits.begin(),right_hits.end()); | |
| return left_ret || right_ret; | |
| } | |
| template <typename DerivedV, int DIM> | |
| template <typename DerivedEle> | |
| IGL_INLINE bool | |
| igl::AABB<DerivedV,DIM>::intersect_ray( | |
| const Eigen::MatrixBase<DerivedV> & V, | |
| const Eigen::MatrixBase<DerivedEle> & Ele, | |
| const RowVectorDIMS & origin, | |
| const RowVectorDIMS & dir, | |
| igl::Hit & hit) const | |
| { | |
| // BFS | |
| std::queue<const AABB *> Q; | |
| // Or DFS | |
| //std::stack<const AABB *> Q; | |
| Q.push(this); | |
| bool any_hit = false; | |
| hit.t = std::numeric_limits<Scalar>::infinity(); | |
| while(!Q.empty()) | |
| { | |
| const AABB * tree = Q.front(); | |
| //const AABB * tree = Q.top(); | |
| Q.pop(); | |
| { | |
| Scalar _1,_2; | |
| if(!ray_box_intersect( | |
| origin,dir,tree->m_box,Scalar(0),Scalar(hit.t),_1,_2)) | |
| { | |
| continue; | |
| } | |
| } | |
| if(tree->is_leaf()) | |
| { | |
| // Actually process elements | |
| assert((Ele.size() == 0 || Ele.cols() == 3) && "Elements should be triangles"); | |
| igl::Hit leaf_hit; | |
| if( | |
| ray_mesh_intersect(origin,dir,V,Ele.row(tree->m_primitive),leaf_hit)&& | |
| leaf_hit.t < hit.t) | |
| { | |
| // correct the id | |
| leaf_hit.id = tree->m_primitive; | |
| hit = leaf_hit; | |
| } | |
| continue; | |
| } | |
| // Add children to queue | |
| Q.push(tree->m_left); | |
| Q.push(tree->m_right); | |
| } | |
| return any_hit; | |
| // DFS | |
| return intersect_ray( | |
| V,Ele,origin,dir,std::numeric_limits<Scalar>::infinity(),hit); | |
| } | |
| template <typename DerivedV, int DIM> | |
| template <typename DerivedEle> | |
| IGL_INLINE bool | |
| igl::AABB<DerivedV,DIM>::intersect_ray( | |
| const Eigen::MatrixBase<DerivedV> & V, | |
| const Eigen::MatrixBase<DerivedEle> & Ele, | |
| const RowVectorDIMS & origin, | |
| const RowVectorDIMS & dir, | |
| const Scalar _min_t, | |
| igl::Hit & hit) const | |
| { | |
| //// Naive, slow | |
| //std::vector<igl::Hit> hits; | |
| //intersect_ray(V,Ele,origin,dir,hits); | |
| //if(hits.size() > 0) | |
| //{ | |
| // hit = hits.front(); | |
| // return true; | |
| //}else | |
| //{ | |
| // return false; | |
| //} | |
| Scalar min_t = _min_t; | |
| const Scalar t0 = 0; | |
| { | |
| Scalar _1,_2; | |
| if(!ray_box_intersect(origin,dir,m_box,t0,min_t,_1,_2)) | |
| { | |
| return false; | |
| } | |
| } | |
| if(this->is_leaf()) | |
| { | |
| // Actually process elements | |
| assert((Ele.size() == 0 || Ele.cols() == 3) && "Elements should be triangles"); | |
| // Cheesecake way of hitting element | |
| bool ret = ray_mesh_intersect(origin,dir,V,Ele.row(m_primitive),hit); | |
| hit.id = m_primitive; | |
| return ret; | |
| } | |
| // Doesn't seem like smartly choosing left before/after right makes a | |
| // differnce | |
| igl::Hit left_hit; | |
| igl::Hit right_hit; | |
| bool left_ret = m_left->intersect_ray(V,Ele,origin,dir,min_t,left_hit); | |
| if(left_ret && left_hit.t<min_t) | |
| { | |
| // It's scary that this line doesn't seem to matter.... | |
| min_t = left_hit.t; | |
| hit = left_hit; | |
| left_ret = true; | |
| }else | |
| { | |
| left_ret = false; | |
| } | |
| bool right_ret = m_right->intersect_ray(V,Ele,origin,dir,min_t,right_hit); | |
| if(right_ret && right_hit.t<min_t) | |
| { | |
| min_t = right_hit.t; | |
| hit = right_hit; | |
| right_ret = true; | |
| }else | |
| { | |
| right_ret = false; | |
| } | |
| return left_ret || right_ret; | |
| } | |
| // This is a bullshit template because AABB annoyingly needs templates for bad | |
| // combinations of 3D V with DIM=2 AABB | |
| // | |
| // _Define_ as a no-op rather than monkeying around with the proper code above | |
| // | |
| // Meanwhile, GCC seems to have a bug. Let's see if GCC likes using explicit | |
| // namespace block instead. https://stackoverflow.com/a/25594681/148668 | |
| namespace igl | |
| { | |
| template<> template<> IGL_INLINE float AABB<Eigen::Matrix<float, -1, 3, 1, -1, 3>, 2>::squared_distance( Eigen::MatrixBase<Eigen::Matrix<float, -1, 3, 1, -1, 3> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 3, 1, -1, 3> > const&, Eigen::Matrix<float, 1, 2, 1, 1, 2> const&, int&, Eigen::PlainObjectBase<Eigen::Matrix<float, 1, 2, 1, 1, 2> >&) const { assert(false);return -1;}; | |
| template<> template<> IGL_INLINE float igl::AABB<Eigen::Matrix<float, -1, 3, 1, -1, 3>, 2>::squared_distance( Eigen::MatrixBase<Eigen::Matrix<float, -1, 3, 1, -1, 3> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 3, 1, -1, 3> > const&, Eigen::Matrix<float, 1, 2, 1, 1, 2> const&, float, float, int&, Eigen::PlainObjectBase<Eigen::Matrix<float, 1, 2, 1, 1, 2> >&) const { assert(false);return -1;}; | |
| template<> template<> IGL_INLINE void igl::AABB<Eigen::Matrix<float, -1, 3, 1, -1, 3>, 2>::init (Eigen::MatrixBase<Eigen::Matrix<float, -1, 3, 1, -1, 3> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 3, 1, -1, 3> > const&) { assert(false);}; | |
| template<> template<> IGL_INLINE double AABB<Eigen::Matrix<double, -1, 3, 1, -1, 3>, 2>::squared_distance( Eigen::MatrixBase<Eigen::Matrix<double, -1, 3, 1, -1, 3> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 3, 1, -1, 3> > const&, Eigen::Matrix<double, 1, 2, 1, 1, 2> const&, int&, Eigen::PlainObjectBase<Eigen::Matrix<double, 1, 2, 1, 1, 2> >&) const { assert(false);return -1;}; | |
| template<> template<> IGL_INLINE double igl::AABB<Eigen::Matrix<double, -1, 3, 1, -1, 3>, 2>::squared_distance( Eigen::MatrixBase<Eigen::Matrix<double, -1, 3, 1, -1, 3> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 3, 1, -1, 3> > const&, Eigen::Matrix<double, 1, 2, 1, 1, 2> const&, double, double, int&, Eigen::PlainObjectBase<Eigen::Matrix<double, 1, 2, 1, 1, 2> >&) const { assert(false);return -1;}; | |
| template<> template<> IGL_INLINE void igl::AABB<Eigen::Matrix<double, -1, 3, 1, -1, 3>, 2>::init (Eigen::MatrixBase<Eigen::Matrix<double, -1, 3, 1, -1, 3> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 3, 1, -1, 3> > const&) { assert(false);}; | |
| template<> template<> IGL_INLINE void igl::AABB<Eigen::Matrix<float, -1, 3, 0, -1, 3>, 2>::init(Eigen::MatrixBase<Eigen::Matrix<float, -1, 3, 0, -1, 3> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 3, 0, -1, 3> > const&) {assert(false);}; | |
| template<> template<> IGL_INLINE float igl::AABB<Eigen::Matrix<float, -1, 3, 0, -1, 3>, 2>::squared_distance(Eigen::MatrixBase<Eigen::Matrix<float, -1, 3, 0, -1, 3> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 3, 0, -1, 3> > const&, Eigen::Matrix<float, 1, 2, 1, 1, 2> const&, float, float, int&, Eigen::PlainObjectBase<Eigen::Matrix<float, 1, 2, 1, 1, 2> >&) const { assert(false);return -1;}; | |
| } | |
| // Explicit template instantiation | |
| // generated by autoexplicit.sh | |
| template void igl::AABB<Eigen::Matrix<double, -1, 3, 1, -1, 3>, 3>::squared_distance<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, 3, 1, -1, 3>, Eigen::Matrix<double, -1, 1, 0, -1, 1>, Eigen::Matrix<int, -1, 1, 0, -1, 1>, Eigen::Matrix<double, -1, 3, 1, -1, 3> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, 3, 1, -1, 3> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, -1, 3, 1, -1, 3> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, 3, 1, -1, 3> >&) const; | |
| // generated by autoexplicit.sh | |
| template void igl::AABB<Eigen::Matrix<double, -1, 3, 1, -1, 3>, 3>::init<Eigen::Matrix<int, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, 3, 1, -1, 3> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&); | |
| template bool igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::intersect_ray<Eigen::Matrix<int, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::Matrix<double, 1, 3, 1, 1, 3> const&, Eigen::Matrix<double, 1, 3, 1, 1, 3> const&, igl::Hit&) const; | |
| template double igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 2>::squared_distance<Eigen::Matrix<int, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::Matrix<double, 1, 2, 1, 1, 2> const&, int&, Eigen::PlainObjectBase<Eigen::Matrix<double, 1, 2, 1, 1, 2> >&) const; | |
| template double igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::squared_distance<Eigen::Matrix<int, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::Matrix<double, 1, 3, 1, 1, 3> const&, double, int&, Eigen::PlainObjectBase<Eigen::Matrix<double, 1, 3, 1, 1, 3> >&) const; | |
| template double igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::squared_distance<Eigen::Matrix<int, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::Matrix<double, 1, 3, 1, 1, 3> const&, int&, Eigen::PlainObjectBase<Eigen::Matrix<double, 1, 3, 1, 1, 3> >&) const; | |
| template double igl::AABB<Eigen::Matrix<double, -1, 3, 1, -1, 3>, 3>::squared_distance<Eigen::Matrix<int, -1, 3, 1, -1, 3> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, 3, 1, -1, 3> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 3, 1, -1, 3> > const&, Eigen::Matrix<double, 1, 3, 1, 1, 3> const&, double, double, int&, Eigen::PlainObjectBase<Eigen::Matrix<double, 1, 3, 1, 1, 3> >&) const; | |
| template float igl::AABB<Eigen::Matrix<float, -1, 3, 0, -1, 3>, 3>::squared_distance<Eigen::Matrix<int, -1, 3, 0, -1, 3> >(Eigen::MatrixBase<Eigen::Matrix<float, -1, 3, 0, -1, 3> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 3, 0, -1, 3> > const&, Eigen::Matrix<float, 1, 3, 1, 1, 3> const&, float, float, int&, Eigen::PlainObjectBase<Eigen::Matrix<float, 1, 3, 1, 1, 3> >&) const; | |
| template float igl::AABB<Eigen::Matrix<float, -1, 3, 1, -1, 3>, 3>::squared_distance<Eigen::Matrix<int, -1, 3, 1, -1, 3> >(Eigen::MatrixBase<Eigen::Matrix<float, -1, 3, 1, -1, 3> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 3, 1, -1, 3> > const&, Eigen::Matrix<float, 1, 3, 1, 1, 3> const&, int&, Eigen::PlainObjectBase<Eigen::Matrix<float, 1, 3, 1, 1, 3> >&) const; | |
| template std::vector<int, std::allocator<int> > igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 2>::find<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, 1, -1, 1, 1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, 1, -1, 1, 1, -1> > const&, bool) const; | |
| template std::vector<int, std::allocator<int> > igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::find<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Block<Eigen::Matrix<double, -1, -1, 0, -1, -1> const, 1, -1, false> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Block<Eigen::Matrix<double, -1, -1, 0, -1, -1> const, 1, -1, false> > const&, bool) const; | |
| template std::vector<int, std::allocator<int> > igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::find<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, 1, -1, 1, 1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, 1, -1, 1, 1, -1> > const&, bool) const; | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 2>::init<Eigen::Matrix<int, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&); | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 2>::init<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<int, -1, 1, 0, -1, 1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> > const&, int); | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 2>::init<Eigen::Matrix<int, -1, 1, 0, -1, 1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> > const&); | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 2>::serialize<Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<int, -1, 1, 0, -1, 1> >(Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> >&, int) const; | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 2>::squared_distance<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> >&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&) const; | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 2>::squared_distance<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<int, -1, 1, 0, -1, 1>, Eigen::Matrix<double, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&) const; | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 2>::squared_distance<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, 1, 0, -1, 1>, Eigen::Matrix<int, -1, 1, 0, -1, 1>, Eigen::Matrix<double, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&) const; | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 2>::squared_distance<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, 1, 0, -1, 1>, Eigen::Matrix<long, -1, 1, 0, -1, 1>, Eigen::Matrix<double, -1, 3, 0, -1, 3> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<long, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, 3, 0, -1, 3> >&) const; | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 2>::squared_distance<Eigen::Matrix<int, -1, 1, 0, -1, 1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, 1, 0, -1, 1>, Eigen::Matrix<int, -1, 1, 0, -1, 1>, Eigen::Matrix<double, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&) const; | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::init<Eigen::Matrix<int, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&); | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::init<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<int, -1, 1, 0, -1, 1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> > const&, int); | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::init<Eigen::Matrix<int, -1, 1, 0, -1, 1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> > const&); | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::serialize<Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<int, -1, 1, 0, -1, 1> >(Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> >&, int) const; | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::squared_distance<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> >&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&) const; | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::squared_distance<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<int, -1, 1, 0, -1, 1>, Eigen::Matrix<double, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&) const; | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::squared_distance<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, 1, 0, -1, 1>, Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> >&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&) const; | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::squared_distance<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, 1, 0, -1, 1>, Eigen::Matrix<int, -1, 1, 0, -1, 1>, Eigen::Matrix<double, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&) const; | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::squared_distance<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, 1, 0, -1, 1>, Eigen::Matrix<long, -1, 1, 0, -1, 1>, Eigen::Matrix<double, -1, 3, 0, -1, 3> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<long, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, 3, 0, -1, 3> >&) const; | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::squared_distance<Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, 2, 3, 0, 2, 3>, Eigen::Matrix<double, 2, 1, 0, 2, 1>, Eigen::Matrix<int, 2, 1, 0, 2, 1>, Eigen::Matrix<double, 2, 3, 0, 2, 3> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, 2, 3, 0, 2, 3> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, 2, 1, 0, 2, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, 2, 1, 0, 2, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<double, 2, 3, 0, 2, 3> >&) const; | |
| template void igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::squared_distance<Eigen::Matrix<int, -1, 1, 0, -1, 1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, 1, 0, -1, 1>, Eigen::Matrix<int, -1, 1, 0, -1, 1>, Eigen::Matrix<double, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> > const&, Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&) const; | |
| template void igl::AABB<Eigen::Matrix<double, -1, 3, 1, -1, 3>, 3>::init<Eigen::Matrix<int, -1, 3, 1, -1, 3> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, 3, 1, -1, 3> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 3, 1, -1, 3> > const&); | |
| template void igl::AABB<Eigen::Matrix<float, -1, 3, 0, -1, 3>, 3>::init<Eigen::Matrix<int, -1, 3, 0, -1, 3> >(Eigen::MatrixBase<Eigen::Matrix<float, -1, 3, 0, -1, 3> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 3, 0, -1, 3> > const&); | |
| template void igl::AABB<Eigen::Matrix<float, -1, 3, 1, -1, 3>, 3>::init<Eigen::Matrix<int, -1, 3, 1, -1, 3> >(Eigen::MatrixBase<Eigen::Matrix<float, -1, 3, 1, -1, 3> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 3, 1, -1, 3> > const&); | |
| template double igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 3>::squared_distance<Eigen::Matrix<int, -1, 1, 0, -1, 1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> > const&, Eigen::Matrix<double, 1, 3, 1, 1, 3> const&, int&, Eigen::PlainObjectBase<Eigen::Matrix<double, 1, 3, 1, 1, 3> >&) const; | |
| template double igl::AABB<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 2>::squared_distance<Eigen::Matrix<int, -1, 1, 0, -1, 1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::MatrixBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> > const&, Eigen::Matrix<double, 1, 2, 1, 1, 2> const&, int&, Eigen::PlainObjectBase<Eigen::Matrix<double, 1, 2, 1, 1, 2> >&) const; | |
| template void igl::AABB<class Eigen::Matrix<double,-1,-1,0,-1,-1>,2>::squared_distance<class Eigen::Matrix<int,-1,-1,0,-1,-1>,class Eigen::Matrix<double,-1,-1,0,-1,-1>,class Eigen::Matrix<double,-1,1,0,-1,1>,class Eigen::Matrix<__int64,-1,1,0,-1,1>,class Eigen::Matrix<double,-1,3,0,-1,3> >(class Eigen::MatrixBase<class Eigen::Matrix<double,-1,-1,0,-1,-1> > const &,class Eigen::MatrixBase<class Eigen::Matrix<int,-1,-1,0,-1,-1> > const &,class Eigen::MatrixBase<class Eigen::Matrix<double,-1,-1,0,-1,-1> > const &,class Eigen::PlainObjectBase<class Eigen::Matrix<double,-1,1,0,-1,1> > &,class Eigen::PlainObjectBase<class Eigen::Matrix<__int64,-1,1,0,-1,1> > &,class Eigen::PlainObjectBase<class Eigen::Matrix<double,-1,3,0,-1,3> > &)const; | |
| template void igl::AABB<class Eigen::Matrix<double,-1,-1,0,-1,-1>,3>::squared_distance<class Eigen::Matrix<int,-1,-1,0,-1,-1>,class Eigen::Matrix<double,-1,-1,0,-1,-1>,class Eigen::Matrix<double,-1,1,0,-1,1>,class Eigen::Matrix<__int64,-1,1,0,-1,1>,class Eigen::Matrix<double,-1,3,0,-1,3> >(class Eigen::MatrixBase<class Eigen::Matrix<double,-1,-1,0,-1,-1> > const &,class Eigen::MatrixBase<class Eigen::Matrix<int,-1,-1,0,-1,-1> > const &,class Eigen::MatrixBase<class Eigen::Matrix<double,-1,-1,0,-1,-1> > const &,class Eigen::PlainObjectBase<class Eigen::Matrix<double,-1,1,0,-1,1> > &,class Eigen::PlainObjectBase<class Eigen::Matrix<__int64,-1,1,0,-1,1> > &,class Eigen::PlainObjectBase<class Eigen::Matrix<double,-1,3,0,-1,3> > &)const; | |