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IfcEllipseProfileDef

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This commit is contained in:
Ken Arroyo Ohori
2017-03-06 11:23:37 -06:00
parent 584b2e5584
commit 1d3732aa62
2 changed files with 35 additions and 1 deletions
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src/ifcgeom/kernels/cgal/CgalEntityMapping.h
+2 -1
View File
@@ -51,7 +51,8 @@ FACE(IfcCircleProfileDef);
FACE(IfcFace);
FACE(IfcRectangleProfileDef);
FACE(IfcRoundedRectangleProfileDef);
FACE(IfcTrapeziumProfileDef)
FACE(IfcTrapeziumProfileDef);
FACE(IfcEllipseProfileDef);
WIRE(IfcPolyLoop);
WIRE(IfcPolyline);
src/ifcgeom/kernels/cgal/CgalIfcGeomFaces.cpp
+33
View File
@@ -156,6 +156,39 @@ bool IfcGeom::CgalKernel::convert(const IfcSchema::IfcCircleProfileDef* l, cgal_
return true;
}
bool IfcGeom::CgalKernel::convert(const IfcSchema::IfcEllipseProfileDef* l, cgal_face_t& face) {
double rx = l->SemiAxis1() * getValue(GV_LENGTH_UNIT);
double ry = l->SemiAxis2() * getValue(GV_LENGTH_UNIT);
if ( rx < ALMOST_ZERO || ry < 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
const int segments = 12;
face = cgal_face_t();
for (int current_segment = 0; current_segment < segments; ++current_segment) {
double current_angle = current_segment*2.0*3.141592653589793/((double)segments);
face.outer.push_back(Kernel::Point_3(rx*cos(current_angle), ry*sin(current_angle), 0));
}
if (has_position) {
IfcGeom::CgalKernel::convert(l->Position(), trsf2d);
for (auto &vertex: face.outer) {
vertex = vertex.transform(trsf2d);
}
}
return true;
}
bool IfcGeom::CgalKernel::convert(const IfcSchema::IfcFace* l, cgal_face_t& face) {
IfcSchema::IfcFaceBound::list::ptr bounds = l->Bounds();