First Commit.
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// standard headers
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#include <stdio.h>
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// stl headers
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#include <vector>
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// vcg headers
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#include<vcg/simplex/vertex/vertex.h>
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#include<vcg/simplex/face/with/rtfmfn.h>
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#include<vcg/simplex/face/distance.h>
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#include<vcg/complex/trimesh/base.h>
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#include <vcg/complex/trimesh/create/platonic.h>
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#include <vcg/complex/trimesh/update/normal.h>
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#include <vcg/complex/trimesh/update/edges.h>
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#include <vcg/complex/trimesh/update/flag.h>
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#include <vcg/space/index/aabb_binary_tree/aabb_binary_tree.h>
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#include <vcg/space/index/aabb_binary_tree/face_functors.h>
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typedef float AScalarType;
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class AEdge;
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class AFace;
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class AVertex : public vcg::Vertex< AScalarType, AEdge, AFace > { };
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class AFace : public vcg::FaceRTFMFN< AVertex, AEdge, AFace > { };
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class AMesh : public vcg::tri::TriMesh< std::vector<AVertex>, std::vector<AFace> > { };
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typedef vcg::AABBBinaryTreeIndex<AFace, AScalarType, vcg::EmptyClass> AIndex;
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static AMesh gMesh;
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static AIndex gIndex;
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static void CreateMesh(void) {
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vcg::tri::Dodecahedron<AMesh>(gMesh);
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vcg::tri::UpdateFlags<AMesh>::Clear(gMesh);
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vcg::tri::UpdateNormals<AMesh>::PerVertexNormalized(gMesh);
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vcg::tri::UpdateEdges<AMesh>::Set(gMesh);
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}
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static void SetIndex(void) {
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gIndex.Set(gMesh.face.begin(), gMesh.face.end());
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}
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static void TestClosest(void) {
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vcg::face::PointDistanceFunctor getPtDist;
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const AIndex::ScalarType x = 0;
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const AIndex::CoordType queryPoint((AIndex::ScalarType)0, (AIndex::ScalarType)0, (AIndex::ScalarType)0);
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const AIndex::ScalarType maxDist = std::numeric_limits<AIndex::ScalarType>::max();
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AIndex::ObjPtr closestFace;
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AIndex::ScalarType closestDist;
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AIndex::CoordType closestPoint;
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closestFace = gIndex.GetClosest(getPtDist, vcg::EmptyClass(), queryPoint, maxDist, closestDist, closestPoint);
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printf("GetClosest Test:\n");
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if (closestFace != 0) {
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printf("\tface : 0x%p\n", closestFace);
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printf("\tdistance : %f\n", closestDist);
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printf("\tpoint : [%f, %f, %f]\n", closestPoint[0], closestPoint[1], closestPoint[2]);
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}
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else {
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printf("\tno object found (index is probably empty).\n");
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}
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}
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static void TestKClosest(void) {
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vcg::face::PointDistanceFunctor getPtDist;
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const unsigned int k = 10;
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const AIndex::CoordType queryPoint((AIndex::ScalarType)0, (AIndex::ScalarType)0, (AIndex::ScalarType)0);
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const AIndex::ScalarType maxDist = std::numeric_limits<AIndex::ScalarType>::max();
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std::vector<AIndex::ObjPtr> closestObjects;
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std::vector<AIndex::ScalarType> closestDistances;
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std::vector<AIndex::CoordType> closestPoints;
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unsigned int rk = gIndex.GetKClosest(getPtDist, vcg::EmptyClass(), k, queryPoint, maxDist, closestObjects, closestDistances, closestPoints);
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printf("GetKClosest Test:\n");
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printf("\tfound %d objects\n", rk);
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}
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static void TestRay(void) {
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const bool TEST_BACK_FACES = true;
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vcg::FaceRayIntersectFunctor<TEST_BACK_FACES> rayIntersector;
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const AIndex::ScalarType maxDist = std::numeric_limits<AIndex::ScalarType>::max();
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const AIndex::CoordType rayOrigin((AIndex::ScalarType)0, (AIndex::ScalarType)0, (AIndex::ScalarType)0);
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const AIndex::CoordType rayDirection((AIndex::ScalarType)1, (AIndex::ScalarType)0, (AIndex::ScalarType)0);
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const vcg::Ray3<AIndex::ScalarType, false> ray(rayOrigin, rayDirection);
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AIndex::ObjPtr isectFace;
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AIndex::ScalarType rayT;
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AIndex::CoordType isectPt;
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isectFace = gIndex.DoRay(rayIntersector, vcg::EmptyClass(), ray, maxDist, rayT);
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printf("DoRay Test:\n");
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if (isectFace != 0) {
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printf("\tface : 0x%p\n", isectFace);
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printf("\tray t : %f\n", rayT);
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}
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else {
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printf("\tno object found (index is probably empty).\n");
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}
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}
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int main (int argc, char ** argv) {
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CreateMesh();
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SetIndex();
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printf("Spatial Index Tests\n");
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printf("---\n");
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TestClosest();
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printf("---\n");
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TestKClosest();
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printf("---\n");
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TestRay();
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printf("---\n");
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return (0);
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}
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######################################################################
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# Automatically generated by qmake (2.00a) ven 24. giu 14:14:20 2005
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######################################################################
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TARGET = aabb_binary_tree
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LIBPATH +=
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DEPENDPATH += .
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INCLUDEPATH += . ../../..
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CONFIG += console
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TEMPLATE = app
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SOURCES += aabb_binary_tree.cpp
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/****************************************************************************
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* VCGLib o o *
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* Visual and Computer Graphics Library o o *
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* _ O _ *
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* Copyright(C) 2004 \/)\/ *
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* Visual Computing Lab /\/| *
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* ISTI - Italian National Research Council | *
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* \ *
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* All rights reserved. *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License (http://www.gnu.org/licenses/gpl.txt) *
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* for more details. *
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* *
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****************************************************************************/
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/****************************************************************************
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History
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$Log: not supported by cvs2svn $
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****************************************************************************/
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#ifndef __VCGLIB_AABBBINARYTREEINDEX_H
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#define __VCGLIB_AABBBINARYTREEINDEX_H
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// vcg headers
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#include <vcg/space/index/base.h>
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#include <vcg/space/index/aabb_binary_tree/base.h>
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#include <vcg/space/index/aabb_binary_tree/closest.h>
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#include <vcg/space/index/aabb_binary_tree/kclosest.h>
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#include <vcg/space/index/aabb_binary_tree/ray.h>
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#include <wrap/utils.h>
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/***************************************************************************/
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namespace vcg {
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template <class OBJTYPE, class SCALARTYPE, class NODEAUXDATA = EmptyClass>
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class AABBBinaryTreeIndex : public SpatialIndex<OBJTYPE, SCALARTYPE> {
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public:
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typedef AABBBinaryTreeIndex<OBJTYPE, SCALARTYPE, NODEAUXDATA> ClassType;
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typedef OBJTYPE ObjType;
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typedef SCALARTYPE ScalarType;
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typedef NODEAUXDATA NodeAuxData;
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typedef ObjType * ObjPtr;
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typedef Point3<ScalarType> CoordType;
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typedef AABBBinaryTree<ObjType, ScalarType, NodeAuxData> TreeType;
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inline TreeType & Tree(void) {
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return (this->tree);
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}
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inline const TreeType & Tree(void) const {
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return (this->tree);
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}
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template <class OBJITER>
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inline void Set(const OBJITER & _oBegin, const OBJITER & _oEnd) {
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class GetBoxFunctor {
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public:
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void operator () (const ObjType & obj, Box3<ScalarType> & box) {
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obj.GetBBox(box);
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}
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};
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class GetBarycenterFunctor {
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public:
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void operator () (const ObjType & obj, CoordType & bar) {
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bar = obj.Barycenter();
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}
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};
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GetPointerFunctor getPtr;
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GetBoxFunctor getBox;
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GetBarycenterFunctor getBarycenter;
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const unsigned int divs = 100;
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const unsigned int size = (unsigned int)(std::distance(_oBegin, _oEnd));
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const unsigned int maxObjectsPerLeaf = (size < divs) ? (size) : ((unsigned int)((float)(std::distance(_oBegin, _oEnd)) / (float)divs));
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const ScalarType leafBoxMaxVolume = ((ScalarType)0);
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const bool useVariance = true;
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(void)(this->tree.Set(_oBegin, _oEnd, getPtr, getBox, getBarycenter, maxObjectsPerLeaf, leafBoxMaxVolume, useVariance));
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}
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template <class OBJITERATOR, class OBJITERATORPTRFUNCT, class OBJBOXFUNCT, class OBJBARYCENTERFUNCT>
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inline bool Set(const OBJITERATOR & oBegin, const OBJITERATOR & oEnd, OBJITERATORPTRFUNCT & objPtr, OBJBOXFUNCT & objBox, OBJBARYCENTERFUNCT & objBarycenter, const unsigned int maxElemsPerLeaf = 1, const ScalarType & leafBoxMaxVolume = ((ScalarType)0), const bool useVariance = true) {
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return (this->tree.Set(oBegin, oEnd, objPtr, objBox, objBarycenter, maxElemsPerLeaf, leafBoxMaxVolume, useVariance));
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}
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template <class OBJPOINTDISTFUNCTOR, class OBJMARKER>
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inline ObjPtr GetClosest(
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OBJPOINTDISTFUNCTOR & _getPointDistance, OBJMARKER & _marker, const CoordType & _p, const ScalarType & _maxDist,
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ScalarType & _minDist, CoordType & _closestPt) {
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(void)_marker;
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return (AABBBinaryTreeClosest<TreeType>::Closest(this->tree, _getPointDistance, _p, _maxDist, _minDist, _closestPt));
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}
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template <class OBJPOINTDISTFUNCTOR, class OBJMARKER, class OBJPTRCONTAINER, class DISTCONTAINER, class POINTCONTAINER>
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inline unsigned int GetKClosest(
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OBJPOINTDISTFUNCTOR & _getPointDistance, OBJMARKER & _marker, const unsigned int _k, const CoordType & _p, const ScalarType & _maxDist,
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OBJPTRCONTAINER & _objectPtrs, DISTCONTAINER & _distances, POINTCONTAINER & _points) {
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(void)_marker;
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return (AABBBinaryTreeKClosest<TreeType>::KClosest(this->tree, _getPointDistance, _k, _p, _maxDist, _objectPtrs, _distances, _points));
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}
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template <class OBJRAYISECTFUNCTOR, class OBJMARKER>
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inline ObjPtr DoRay(OBJRAYISECTFUNCTOR & _rayIntersector, OBJMARKER & _marker, const Ray3<ScalarType> & _ray, const ScalarType & _maxDist, ScalarType & _t) {
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(void)_marker;
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return (AABBBinaryTreeRay<TreeType>::Ray(this->tree, _rayIntersector, _ray, _maxDist, _t));
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}
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protected:
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TreeType tree;
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};
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} // end namespace vcg
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#endif // #ifndef __VCGLIB_AABBBINARYTREEINDEX_H
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