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This commit is contained in:
Thomas Krijnen
2023-03-21 20:15:01 +01:00
parent cfb0eda067
commit c78b2893de
194 changed files with 105325 additions and 7785 deletions
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src/ifcgeom/mapping/IfcPolygonalBoundedHalfSpace.cpp
+9 -42
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@@ -17,47 +17,14 @@
* *
********************************************************************************/
#include <gp_Vec.hxx>
#include <gp_Trsf.hxx>
#include <BRepBuilderAPI_MakeFace.hxx>
#include <TopoDS_Wire.hxx>
#include <BRepPrimAPI_MakePrism.hxx>
#include <BRepAlgoAPI_Common.hxx>
#include "../ifcgeom/IfcGeom.h"
#include "../ifcgeom_schema_agnostic/wire_utils.h"
#include "mapping.h"
#define mapping POSTFIX_SCHEMA(mapping)
using namespace ifcopenshell::geometry;
#define Kernel MAKE_TYPE_NAME(Kernel)
bool IfcGeom::Kernel::convert(const IfcSchema::IfcPolygonalBoundedHalfSpace* l, TopoDS_Shape& shape) {
TopoDS_Shape halfspace;
if ( ! IfcGeom::Kernel::convert((IfcSchema::IfcHalfSpaceSolid*)l,halfspace) ) return false;
TopoDS_Wire wire;
if ( ! convert_wire(l->PolygonalBoundary(),wire) || ! wire.Closed() ) return false;
gp_Trsf trsf;
if ( ! convert(l->Position(),trsf) ) return false;
TColgp_SequenceOfPnt points;
if (util::wire_to_sequence_of_point(wire, points)) {
// Boolean subtractions not very robust for narrow operands,
// increase minimal point spacing to eliminate such shapes.
const double t = getValue(GV_PRECISION) * 10.;
util::remove_duplicate_points_from_loop(points, wire.Closed() != 0, t); // Note: wire always closed, as per if statement above
util::remove_collinear_points_from_loop(points, wire.Closed() != 0, t);
if (points.Length() < 3) {
Logger::Message(Logger::LOG_ERROR, "Not enough points retained from:", l->PolygonalBoundary());
return false;
}
util::sequence_of_point_to_wire(points, wire, wire.Closed() != 0);
}
TopoDS_Shape prism = BRepPrimAPI_MakePrism(BRepBuilderAPI_MakeFace(wire),gp_Vec(0,0,200));
gp_Trsf down; down.SetTranslation(gp_Vec(0,0,-100.0));
// `trsf` and `down` both have a unit scale factor
prism.Move(trsf*down);
shape = BRepAlgoAPI_Common(halfspace,prism);
return true;
taxonomy::item* mapping::map_impl(const IfcSchema::IfcPolygonalBoundedHalfSpace* inst) {
auto s = (taxonomy::solid*)map_impl((IfcSchema::IfcHalfSpaceSolid*) inst);
auto f = (taxonomy::face*)s->children[0];
f->children = { map(inst->PolygonalBoundary()) };
f->matrix = as<taxonomy::matrix4>(map(inst->Position()));
return s;
}