void Viewer::importMesh(std::string& filename)
{
myMap.clear(true) ;
size_t pos = filename.rfind("."); // position of "." in filename
std::string extension = filename.substr(pos);
if (extension == std::string(".map"))
{
myMap.loadMapBin(filename);
position = myMap.getAttribute<VEC3, VERTEX, MAP>("position") ;
}
else
{
std::vector<std::string> attrNames ;
if(!Algo::Surface::Import::importMesh<PFP>(myMap, filename.c_str(), attrNames))
{
CGoGNerr << "could not import " << filename << CGoGNendl ;
return;
}
position = myMap.getAttribute<PFP::VEC3, VERTEX, MAP>(attrNames[0]) ;
}
// myMap.enableQuickTraversal<VERTEX>() ;
m_render->initPrimitives<PFP>(myMap, Algo::Render::GL2::POINTS) ;
m_render->initPrimitives<PFP>(myMap, Algo::Render::GL2::LINES) ;
m_render->initPrimitives<PFP>(myMap, Algo::Render::GL2::TRIANGLES) ;
m_topoRender->updateData(myMap, position, 0.85f, 0.85f, m_drawBoundaryTopo) ;
bb = Algo::Geometry::computeBoundingBox<PFP>(myMap, position) ;
normalBaseSize = bb.diagSize() / 100.0f ;
// vertexBaseSize = normalBaseSize / 5.0f ;
normal = myMap.getAttribute<VEC3, VERTEX, MAP>("normal") ;
if(!normal.isValid())
normal = myMap.addAttribute<VEC3, VERTEX, MAP>("normal") ;
Utils::Chrono c;
c.start();
Algo::Surface::Geometry::computeNormalVertices<PFP>(myMap, position, normal) ;
std::cout << "compute normals -> " << c.elapsed() << std::endl;
m_positionVBO->updateData(position) ;
m_normalVBO->updateData(normal) ;
setParamObject(bb.maxSize(), bb.center().data()) ;
updateGLMatrices() ;
std::cout << "#vertices -> " << Algo::Topo::getNbOrbits<VERTEX>(myMap) << std::endl;
}
void MCMesh::updateRender()
{
SelectorDartNoBoundary<PFP::MAP> nb(myMap);
m_render->initPrimitives<PFP>(myMap, nb, Algo::Render::GL2::LINES);
m_render->initPrimitives<PFP>(myMap, nb, Algo::Render::GL2::TRIANGLES);
m_positionVBO->updateData(position);
bb = Algo::Geometry::computeBoundingBox<PFP>(myMap, position);
setParamObject(bb.maxSize(), bb.center().data());
updateGLMatrices();
}
