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triangulation-type setting for non-triangulated polyhedral from iterator

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Thomas Krijnen
2024-09-18 19:25:37 +02:00
parent 748fcce3f5
commit 2554280e50
12 changed files with 320 additions and 154 deletions
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src/ifcgeom/IfcGeomRepresentation.h
+56 -34
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@@ -103,14 +103,20 @@ namespace IfcGeom {
typedef std::map<VertexKey, int> VertexKeyMap;
typedef std::pair<int, int> Edge;
std::vector<double> _verts;
std::vector<int> _faces;
std::vector<int> _edges;
std::vector<double> _normals;
std::vector<double> verts_;
// @nb only one of these is populated based on settings, we didn't want to go
// all in with templates or subtypes because of reduced ease of use.
std::vector<int> faces_;
std::vector<std::vector<int>> polyhedral_faces_without_holes_;
std::vector<std::vector<std::vector<int>>> polyhedral_faces_with_holes_;
std::vector<int> edges_;
std::vector<double> normals_;
std::vector<double> uvs_;
std::vector<int> _material_ids;
std::vector<ifcopenshell::geometry::taxonomy::style::ptr> _materials;
std::vector<int> _item_ids;
std::vector<int> material_ids_;
std::vector<ifcopenshell::geometry::taxonomy::style::ptr> materials_;
std::vector<int> item_ids_;
size_t weld_offset_;
VertexKeyMap welds;
@@ -120,15 +126,17 @@ namespace IfcGeom {
{}
public:
const std::vector<double>& verts() const { return _verts; }
const std::vector<int>& faces() const { return _faces; }
const std::vector<int>& edges() const { return _edges; }
const std::vector<double>& normals() const { return _normals; }
const std::vector<double>& verts() const { return verts_; }
const std::vector<int>& faces() const { return faces_; }
const std::vector<std::vector<int>>& polyhedral_faces_without_holes() const { return polyhedral_faces_without_holes_; }
const std::vector<std::vector<std::vector<int>>>& polyhedral_faces_with_holes() const { return polyhedral_faces_with_holes_; }
const std::vector<int>& edges() const { return edges_; }
const std::vector<double>& normals() const { return normals_; }
std::vector<double>& uvs() { return uvs_; }
const std::vector<double>& uvs() const { return uvs_; }
const std::vector<int>& material_ids() const { return _material_ids; }
const std::vector<ifcopenshell::geometry::taxonomy::style::ptr>& materials() const { return _materials; }
const std::vector<int>& item_ids() const { return _item_ids; }
const std::vector<int>& material_ids() const { return material_ids_; }
const std::vector<ifcopenshell::geometry::taxonomy::style::ptr>& materials() const { return materials_; }
const std::vector<int>& item_ids() const { return item_ids_; }
Triangulation(const BRep& shape_model);
@@ -146,14 +154,14 @@ namespace IfcGeom {
const std::vector<int>& item_ids
)
: Representation(settings, entity, id)
, _verts(verts)
, _faces(faces)
, _edges(edges)
, _normals(normals)
, verts_(verts)
, faces_(faces)
, edges_(edges)
, normals_(normals)
, uvs_(uvs)
, _material_ids(material_ids)
, _materials(materials)
, _item_ids(item_ids)
, material_ids_(material_ids)
, materials_(materials)
, item_ids_(item_ids)
{}
virtual ~Triangulation() {}
@@ -168,30 +176,44 @@ namespace IfcGeom {
int addVertex(int item_index, int material_index, double X, double Y, double Z);
void addNormal(double X, double Y, double Z) {
_normals.push_back(X);
_normals.push_back(Y);
_normals.push_back(Z);
normals_.push_back(X);
normals_.push_back(Y);
normals_.push_back(Z);
}
void addFace(int item_id, int style, int i0, int i1, int i2) {
_faces.push_back(i0);
_faces.push_back(i1);
_faces.push_back(i2);
faces_.push_back(i0);
faces_.push_back(i1);
faces_.push_back(i2);
_item_ids.push_back(item_id);
_material_ids.push_back(style);
item_ids_.push_back(item_id);
material_ids_.push_back(style);
}
void addFace(int item_id, int style, const std::vector<int>& outer_bound) {
polyhedral_faces_without_holes_.push_back(outer_bound);
item_ids_.push_back(item_id);
material_ids_.push_back(style);
}
void addFace(int item_id, int style, const std::vector<std::vector<int>>& bounds) {
polyhedral_faces_with_holes_.push_back(bounds);
item_ids_.push_back(item_id);
material_ids_.push_back(style);
}
void addEdge(int style, int i0, int i1) {
_edges.push_back(i0);
_edges.push_back(i1);
edges_.push_back(i0);
edges_.push_back(i1);
_material_ids.push_back(style);
material_ids_.push_back(style);
}
void registerEdge(int i0, int i1) {
_edges.push_back(i0);
_edges.push_back(i1);
edges_.push_back(i0);
edges_.push_back(i1);
}
void addEdge(int n1, int n2, std::map<std::pair<int, int>, int>& edgecount);