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Add support for IfcSectionedSurface

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This commit is contained in:
Thomas Krijnen
2024-09-12 11:20:30 +02:00
parent 35a4d87a65
commit 2545769f67
11 changed files with 361 additions and 194 deletions
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src/ifcgeom/kernels/opencascade/loft.cpp
+29 -12
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@@ -48,26 +48,43 @@ bool OpenCascadeKernel::convert(const taxonomy::loft::ptr loft, TopoDS_Shape& re
for (auto it = loft->children.begin(); it < loft->children.end() - 1; ++it) {
auto jt = it + 1;
std::array<taxonomy::face::ptr, 2> fa = { *it, *jt };
std::array<taxonomy::item::ptr, 2> fa = { *it, *jt };
std::array<TopoDS_Shape, 2> shps;
std::array<TopoDS_Wire, 2> ws;
for (int i = 0; i < 2; ++i) {
if (!convert(fa[i], shps[i])) {
return false;
if (fa[i]->kind() == taxonomy::FACE) {
if (!convert(std::static_pointer_cast<taxonomy::face>(fa[i]), shps[i])) {
return false;
}
}
if (shps[i].ShapeType() != TopAbs_FACE) {
if (fa[i]->kind() == taxonomy::LOOP) {
TopoDS_Wire w;
if (!convert(std::static_pointer_cast<taxonomy::loop>(fa[i]), w)) {
return false;
}
shps[i] = w;
}
if (shps[i].ShapeType() != TopAbs_FACE && shps[i].ShapeType() != TopAbs_WIRE) {
return false;
}
// @todo this is only outer wire
ws[i] = BRepTools::OuterWire(TopoDS::Face(shps[i]));
if (shps[i].ShapeType() == TopAbs_FACE) {
ws[i] = BRepTools::OuterWire(TopoDS::Face(shps[i]));
} else {
ws[i] = TopoDS::Wire(shps[i]);
}
}
if (it == loft->children.begin()) {
// faces.Append(shps[0]);
BB.Add(comp, shps[0]);
}
if (jt == loft->children.end() - 1) {
// faces.Append(shps[1]);
BB.Add(comp, shps[1]);
if (shps[0].ShapeType() == TopAbs_FACE) {
// When processing a sectioned *surface* there are no
// begin and end caps that need to be added.
if (it == loft->children.begin()) {
// faces.Append(shps[0]);
BB.Add(comp, shps[0]);
}
if (jt == loft->children.end() - 1) {
// faces.Append(shps[1]);
BB.Add(comp, shps[1]);
}
}
BRepTools_WireExplorer a(ws[0]);
BRepTools_WireExplorer b(ws[1]);