Glassvision/IfcOpenShell
1
0
Fork 0
mirror of https://github.com/IfcOpenShell/IfcOpenShell.git synced 2026-08-15 18:14:08 +00:00
Code Issues Packages Projects Releases Wiki Activity

Work on placements

Browse Source
This commit is contained in:
Thomas Krijnen
2019-09-01 10:36:49 +02:00
parent ca2a4f243d
commit 2e7c43f590
3 changed files with 78 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/ifcgeom/schema/mapping.cpp
+65 -8
View File
@@ -236,33 +236,90 @@ taxonomy::item* mapping::map_impl(const IfcSchema::IfcProduct* inst) {
}
taxonomy::item* mapping::map_impl(const IfcSchema::IfcAxis2Placement3D* inst) {
// @todo length unit
return new taxonomy::matrix4();
Eigen::Vector3d o, axis(0, 0, 1), refDirection, X(1, 0, 0);
{
taxonomy::point3 v = as<taxonomy::point3>(map(inst->Location()));
o = v.components;
}
const bool hasAxis = inst->hasAxis();
const bool hasRef = inst->hasRefDirection();
if (hasAxis != hasRef) {
Logger::Warning("Axis and RefDirection should be specified together", inst);
}
if (hasAxis) {
taxonomy::point3 v = as<taxonomy::point3>(map(inst->Axis()));
axis = v.components;
}
if (hasRef) {
taxonomy::point3 v = as<taxonomy::point3>(map(inst->RefDirection()));
refDirection = v.components;
} else {
if (acos(axis.dot(X)) > 1.e-5) {
refDirection = { 1., 0., 0. };
} else {
refDirection = { 0., 0., 1. };
}
auto Xvec = axis.dot(refDirection) * axis;
auto Xaxis = refDirection - Xvec;
refDirection = Xaxis;
}
return new taxonomy::matrix4(o, axis, refDirection);
}
taxonomy::item* mapping::map_impl(const IfcSchema::IfcCartesianTransformationOperator2DnonUniform* inst) {
// @todo length unit
// @todo
return new taxonomy::matrix4();
}
taxonomy::item* mapping::map_impl(const IfcSchema::IfcCartesianTransformationOperator3DnonUniform* inst) {
// @todo length unit
// @todo
return new taxonomy::matrix4();
}
taxonomy::item* mapping::map_impl(const IfcSchema::IfcCartesianTransformationOperator2D* inst) {
// @todo length unit
// @todo
return new taxonomy::matrix4();
}
taxonomy::item* mapping::map_impl(const IfcSchema::IfcCartesianTransformationOperator3D* inst) {
// @todo length unit
// @todo
return new taxonomy::matrix4();
}
taxonomy::item* mapping::map_impl(const IfcSchema::IfcLocalPlacement* inst) {
// @todo length unit
return new taxonomy::matrix4();
IfcSchema::IfcLocalPlacement* current = (IfcSchema::IfcLocalPlacement*)inst;
auto m4 = new taxonomy::matrix4;
for (;;) {
IfcSchema::IfcAxis2Placement* relplacement = current->RelativePlacement();
if (relplacement->declaration().is(IfcSchema::IfcAxis2Placement3D::Class())) {
taxonomy::matrix4 trsf2 = as<taxonomy::matrix4>(map(relplacement));
// @todo check
m4->components = trsf2.components * m4->components;
}
if (current->hasPlacementRelTo()) {
IfcSchema::IfcObjectPlacement* parent = current->PlacementRelTo();
IfcSchema::IfcProduct::list::ptr parentPlaces = parent->PlacesObject();
bool parentPlacesType = false;
for (IfcSchema::IfcProduct::list::it iter = parentPlaces->begin();
iter != parentPlaces->end(); ++iter) {
if ((*iter)->declaration().is(*placement_rel_to_)) {
parentPlacesType = true;
}
}
if (parentPlacesType) {
break;
} else if (parent->declaration().is(IfcSchema::IfcLocalPlacement::Class())) {
current = (IfcSchema::IfcLocalPlacement*)current->PlacementRelTo();
} else {
break;
}
} else {
break;
}
}
}
IfcSchema::IfcProduct::list::ptr mapping::products_represented_by(const IfcSchema::IfcRepresentation* representation) {