83 lines
2.6 KiB
C++
83 lines
2.6 KiB
C++
#include <stdio.h>
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#include <time.h>
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#include<vcg/simplex/vertexplus/base.h>
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#include<vcg/simplex/faceplus/base.h>
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#include<vcg/simplex/face/topology.h>
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#include<vcg/simplex/vertexplus/component_ocf.h>
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#include<vcg/simplex/faceplus/component_ocf.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/topology.h>
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#include<vcg/complex/trimesh/update/flag.h>
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#include<vcg/complex/trimesh/update/normal.h>
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#include <vcg/complex/trimesh/refine.h>
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using namespace vcg;
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using namespace std;
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class CEdge; // dummy prototype never used
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class CFace;
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class CFaceOcf;
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class CVertex;
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class CVertexOcf;
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// Opt stuff
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class CVertex : public VertexSimp2< CVertex, CEdge, CFace, vert::Coord3f, vert::Normal3f >{};
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class CVertexOcf : public VertexSimp2< CVertexOcf, CEdge, CFaceOcf, vert::Coord3f, vert::Normal3f >{};
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class CFace : public FaceSimp2< CVertex, CEdge, CFace, face::FFAdj, face::VertexRef, face::Flag, face::Normal3f > {};
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class CFaceOcf : public FaceSimp2< CVertexOcf, CEdge, CFaceOcf, face::InfoOcf, face::FFAdjOcf, face::VertexRef, face::Flag, face::Normal3fOcf > {};
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class CMeshOcf : public vcg::tri::TriMesh< vector<CVertexOcf>, face::vector_ocf<CFaceOcf> > {};
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class CMesh : public vcg::tri::TriMesh< vector<CVertex >, vector<CFace > > {};
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int main(int , char **)
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{
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CMesh cm;
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CMeshOcf cmo;
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tri::Tetrahedron(cm);
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tri::Tetrahedron(cmo);
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printf("Generated mesh has %i vertices and %i triangular faces\n",cm.vn,cm.fn);
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/// Calculates both vertex and face normals.
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/// The normal of a vertex v is the weigthed average of the normals of the faces incident on v.
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/// normals are not normalized
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cmo.face.EnableFFAdjacency();
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vcg::tri::UpdateTopology<CMesh >::FaceFace(cm);
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vcg::tri::UpdateTopology<CMeshOcf>::FaceFace(cmo);
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vcg::tri::UpdateFlags<CMesh >::FaceBorderFromFF(cm);
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vcg::tri::UpdateFlags<CMeshOcf>::FaceBorderFromFF(cmo);
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vcg::tri::UpdateNormals<CMesh >::PerVertexNormalized(cm);
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vcg::tri::UpdateNormals<CMeshOcf>::PerVertexNormalized(cmo);
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printf("Size of CFace %3i\n",sizeof(CFace));
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printf("Size of CFaceOcf %3i\n",sizeof(CFaceOcf));
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printf("Normal of face 0 is %f %f %f\n\n",cm.face[0].N()[0],cm.face[0].N()[1],cm.face[0].N()[2]);
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int t0=0,t1=0,t2=0;
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while(t2-t0<3000)
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{
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t0=clock();
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Refine(cm,MidPointButterfly<CMesh>(),0);
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t1=clock();
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Refine(cmo,MidPointButterfly<CMeshOcf>(),0);
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t2=clock();
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printf("Mesh is %i %i in Std:%i Ocf:%i\n",cm.vn,cm.fn,t1-t0,t2-t1);
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}
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return 0;
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}
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