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Work on python wrapper

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This commit is contained in:
Thomas Krijnen
2017-12-22 13:51:11 +01:00
parent 4d325e026e
commit b3458c872f
16 changed files with 302 additions and 152 deletions
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src/ifcgeom/IfcGeomFunctions.cpp
+62 -9
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@@ -145,6 +145,68 @@
#endif
#endif
#define MAKE_INIT_FN__(a, b) init_ ## a ## b
#define MAKE_INIT_FN_(a, b) MAKE_INIT_FN__(a, b)
#define MAKE_INIT_FN(t) MAKE_INIT_FN_(t, IfcSchema)
void MAKE_INIT_FN(Kernel)(IfcGeom::impl::KernelFactoryImplementation* mapping) {
static const std::string schema_name = STRINGIFY(IfcSchema);
struct {
IfcGeom::Kernel* operator()(IfcParse::IfcFile* file) const {
IfcGeom::MAKE_TYPE_NAME(Kernel)* k = new IfcGeom::MAKE_TYPE_NAME(Kernel);
if (file) {
double unit_magnitude = 1.;
// Set unit information from file
IfcSchema::IfcProject::list::ptr projects = file->instances_by_type<IfcSchema::IfcProject>();
if (projects->size() == 1) {
IfcSchema::IfcProject* project = *projects->begin();
std::pair<std::string, double> unit_info = k->initializeUnits(project->UnitsInContext());
unit_magnitude = unit_info.second;
}
// Set precision from file
double lowest_precision_encountered = std::numeric_limits<double>::infinity();
bool any_precision_encountered = false;
IfcSchema::IfcGeometricRepresentationContext::list::it it;
IfcSchema::IfcGeometricRepresentationContext::list::ptr contexts =
file->instances_by_type<IfcSchema::IfcGeometricRepresentationContext>();
for (it = contexts->begin(); it != contexts->end(); ++it) {
IfcSchema::IfcGeometricRepresentationContext* context = *it;
if (context->hasPrecision() && context->Precision() < lowest_precision_encountered) {
// Some arbitrary factor that has proven to work better for the models in the set of test files.
lowest_precision_encountered = context->Precision() * unit_magnitude * 10.;
any_precision_encountered = true;
}
}
double precision_to_set = 1.e-5;
if (any_precision_encountered) {
if (lowest_precision_encountered < 1.e-7) {
Logger::Message(Logger::LOG_WARNING, "Precision lower than 0.0000001 meter not enforced");
precision_to_set = 1.e-7;
} else {
precision_to_set = lowest_precision_encountered;
}
}
k->setValue(IfcGeom::Kernel::GV_PRECISION, precision_to_set);
}
return k;
}
} factory;
mapping->bind(schema_name, factory);
}
#define Kernel MAKE_TYPE_NAME(Kernel)
bool IfcGeom::Kernel::create_solid_from_compound(const TopoDS_Shape& compound, TopoDS_Shape& shape) {
@@ -1785,15 +1847,6 @@ bool IfcGeom::Kernel::project(const Handle_Geom_Curve& crv, const gp_Pnt& pt, gp
return true;
}
int IfcGeom::Kernel::count(const TopoDS_Shape& s, TopAbs_ShapeEnum t) {
int i = 0;
TopExp_Explorer exp(s, t);
for (; exp.More(); exp.Next()) {
++i;
}
return i;
}
bool IfcGeom::Kernel::find_wall_end_points(const IfcSchema::IfcWall* wall, gp_Pnt& start, gp_Pnt& end) {
IfcSchema::IfcRepresentation* axis_representation = find_representation(wall, "Axis");
if (!axis_representation) {