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Major update to halfspace algorithm, conversion result shape analysis

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This commit is contained in:
Thomas Krijnen
2023-11-02 09:04:34 +01:00
parent 559de7d4cd
commit 809668c015
21 changed files with 1385 additions and 133 deletions
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src/ifcgeom/IfcGeomRepresentation.cpp
+15 -7
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@@ -171,7 +171,7 @@ IfcGeom::Representation::Serialization::Serialization(const BRep& brep)
}
if (brep.begin() != brep.end()) {
if (dynamic_cast<ifcopenshell::geometry::OpenCascadeShape*>(brep.begin()->Shape())) {
if (std::dynamic_pointer_cast<ifcopenshell::geometry::OpenCascadeShape>(brep.begin()->Shape())) {
ConversionResultShape* shape = brep.as_compound();
ifcopenshell::geometry::taxonomy::matrix4 identity;
shape->Serialize(identity, brep_data_);
@@ -198,7 +198,7 @@ IfcGeom::ConversionResultShape* IfcGeom::Representation::BRep::as_compound(bool
builder.MakeCompound(compound);
for (auto it = begin(); it != end(); ++it) {
const TopoDS_Shape& s = *(ifcopenshell::geometry::OpenCascadeShape*)it->Shape();
const TopoDS_Shape& s = *std::static_pointer_cast<ifcopenshell::geometry::OpenCascadeShape>(it->Shape());
// @todo, check
gp_GTrsf trsf;
@@ -237,7 +237,7 @@ bool IfcGeom::Representation::BRep::calculate_surface_area(double& area) const {
for (IfcGeom::ConversionResults::const_iterator it = begin(); it != end(); ++it) {
GProp_GProps prop;
BRepGProp::SurfaceProperties(*(ifcopenshell::geometry::OpenCascadeShape*)it->Shape(), prop);
BRepGProp::SurfaceProperties(*std::static_pointer_cast<ifcopenshell::geometry::OpenCascadeShape>(it->Shape()), prop);
area += prop.Mass();
}
@@ -257,9 +257,9 @@ bool IfcGeom::Representation::BRep::calculate_volume(double& volume) const {
volume = 0.;
for (IfcGeom::ConversionResults::const_iterator it = begin(); it != end(); ++it) {
if (util::is_manifold(*(ifcopenshell::geometry::OpenCascadeShape*)it->Shape())) {
if (util::is_manifold(*std::static_pointer_cast<ifcopenshell::geometry::OpenCascadeShape>(it->Shape()))) {
GProp_GProps prop;
BRepGProp::VolumeProperties(*(ifcopenshell::geometry::OpenCascadeShape*)it->Shape(), prop);
BRepGProp::VolumeProperties(*std::static_pointer_cast<ifcopenshell::geometry::OpenCascadeShape>(it->Shape()), prop);
volume += prop.Mass();
} else {
return false;
@@ -299,9 +299,9 @@ bool IfcGeom::Representation::BRep::calculate_projected_surface_area(const ifcop
for (IfcGeom::ConversionResults::const_iterator it = begin(); it != end(); ++it) {
double x, y, z;
surface_area_along_direction(settings().deflection_tolerance(), *(ifcopenshell::geometry::OpenCascadeShape*)it->Shape(), ax, x, y, z);
surface_area_along_direction(settings().deflection_tolerance(), *std::static_pointer_cast<ifcopenshell::geometry::OpenCascadeShape>(it->Shape()), ax, x, y, z);
if (util::is_manifold(*(ifcopenshell::geometry::OpenCascadeShape*)it->Shape())) {
if (util::is_manifold(*std::static_pointer_cast<ifcopenshell::geometry::OpenCascadeShape>(it->Shape()))) {
x /= 2.;
y /= 2.;
z /= 2.;
@@ -414,3 +414,11 @@ void IfcGeom::Representation::Triangulation::addEdge(int n1, int n2, std::map<st
else edgecount[e] ++;
edges_temp.push_back(e);
}
const IfcGeom::ConversionResultShape* IfcGeom::Representation::BRep::item(int i) const {
if (i >= 0 && i < shapes_.size()) {
return shapes_[i].Shape()->moved(shapes_[i].Placement());
} else {
return nullptr;
}
}