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Putting functions into files per geometric type

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This commit is contained in:
Ken Arroyo Ohori
2017-03-01 17:48:19 -06:00
parent 451ccd4e21
commit 57fae25de8
5 changed files with 257 additions and 253 deletions
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src/ifcgeom/kernels/cgal/CgalConversionFunctions.cpp
-92
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@@ -23,71 +23,6 @@ bool IfcGeom::CgalKernel::convert(const IfcSchema::IfcRepresentation* l, Convers
return part_succes;
}
bool IfcGeom::CgalKernel::convert(const IfcSchema::IfcExtrudedAreaSolid *l, cgal_shape_t &shape) {
const double height = l->Depth() * getValue(GV_LENGTH_UNIT);
if (height < getValue(GV_PRECISION)) {
Logger::Message(Logger::LOG_ERROR, "Non-positive extrusion height encountered for:", l->entity);
return false;
}
cgal_face_t face;
if ( !convert_face(l->SweptArea(),face) ) return false;
cgal_placement_t trsf;
bool has_position = true;
#ifdef USE_IFC4
has_position = l->hasPosition();
#endif
if (has_position) {
IfcGeom::CgalKernel::convert(l->Position(), trsf);
}
cgal_direction_t dir;
convert(l->ExtrudedDirection(),dir);
// std::cout << "Direction: " << dir << std::endl;
std::list<cgal_face_t> face_list;
face_list.push_back(face);
for (std::vector<Kernel::Point_3>::const_iterator current_vertex = face.outer.begin();
current_vertex != face.outer.end();
++current_vertex) {
std::vector<Kernel::Point_3>::const_iterator next_vertex = current_vertex;
++next_vertex;
if (next_vertex == face.outer.end()) {
next_vertex = face.outer.begin();
} cgal_face_t side_face;
side_face.outer.push_back(*next_vertex);
side_face.outer.push_back(*current_vertex);
side_face.outer.push_back(*current_vertex+height*dir);
side_face.outer.push_back(*next_vertex+height*dir);
face_list.push_back(side_face);
}
cgal_face_t top_face;
for (std::vector<Kernel::Point_3>::const_reverse_iterator vertex = face.outer.rbegin();
vertex != face.outer.rend();
++vertex) {
top_face.outer.push_back(*vertex+height*dir);
} face_list.push_back(top_face);
// Naive creation
cgal_shape_t polyhedron = CGAL::Polyhedron_3<Kernel>();
PolyhedronBuilder builder(&face_list);
polyhedron.delegate(builder);
// Stitch edges
// std::cout << "Before: " << polyhedron.size_of_vertices() << " vertices and " << polyhedron.size_of_facets() << " facets" << std::endl;
CGAL::Polygon_mesh_processing::stitch_borders(polyhedron);
if (!CGAL::Polygon_mesh_processing::is_outward_oriented(polyhedron)) {
CGAL::Polygon_mesh_processing::reverse_face_orientations(polyhedron);
}
// std::cout << "After: " << polyhedron.size_of_vertices() << " vertices and " << polyhedron.size_of_facets() << " facets" << std::endl;
shape = polyhedron;
return true;
}
bool IfcGeom::CgalKernel::convert(const IfcSchema::IfcCartesianPoint* l, cgal_point_t& point) {
std::vector<double> xyz = l->Coordinates();
if (xyz.size() == 3) {
@@ -209,30 +144,3 @@ bool IfcGeom::CgalKernel::convert(const IfcSchema::IfcObjectPlacement* l, cgal_p
// CACHE(IfcObjectPlacement,l,trsf)
return true;
}
bool IfcGeom::CgalKernel::convert(const IfcSchema::IfcRectangleProfileDef* l, cgal_face_t& face) {
const double x = l->XDim() / 2.0f * getValue(GV_LENGTH_UNIT);
const double y = l->YDim() / 2.0f * getValue(GV_LENGTH_UNIT);
if ( x < ALMOST_ZERO || y < ALMOST_ZERO ) {
Logger::Message(Logger::LOG_NOTICE,"Skipping zero sized profile:",l->entity);
return false;
}
cgal_placement_t trsf2d;
bool has_position = true;
#ifdef USE_IFC4
has_position = l->hasPosition();
#endif
if (has_position) {
IfcGeom::CgalKernel::convert(l->Position(), trsf2d);
}
face = cgal_face_t();
face.outer.push_back(Kernel::Point_3(-x, -y, 0.0));
face.outer.push_back(Kernel::Point_3( x, -y, 0.0));
face.outer.push_back(Kernel::Point_3( x, y, 0.0));
face.outer.push_back(Kernel::Point_3(-x, y, 0.0));
return true;
}