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Fix #148 catch errors when computing model bounding box from product placements.

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This commit is contained in:
Thomas Krijnen
2016-10-25 10:11:14 +02:00
parent 229b123798
commit ea514e9528
2 changed files with 18 additions and 11 deletions
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src/ifcgeom/IfcGeomIterator.h
+17 -10
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@@ -284,16 +284,23 @@ namespace IfcGeom {
for (IfcSchema::IfcProduct::list::it iter = products->begin(); iter != products->end(); ++iter) {
IfcSchema::IfcProduct* product = *iter;
if (product->hasObjectPlacement()) {
gp_Trsf trsf; // Use a fresh trsf every time in order to prevent the result to be concatenated
if (kernel.convert(product->ObjectPlacement(), trsf)) {
const gp_XYZ& pos = trsf.TranslationPart();
bounds_min_.SetX(std::min(bounds_min_.X(), pos.X()));
bounds_min_.SetY(std::min(bounds_min_.Y(), pos.Y()));
bounds_min_.SetZ(std::min(bounds_min_.Z(), pos.Z()));
bounds_max_.SetX(std::max(bounds_max_.X(), pos.X()));
bounds_max_.SetY(std::max(bounds_max_.Y(), pos.Y()));
bounds_max_.SetZ(std::max(bounds_max_.Z(), pos.Z()));
}
// Use a fresh trsf every time in order to prevent the result to be concatenated
gp_Trsf trsf;
bool success = false;
try {
success = kernel.convert(product->ObjectPlacement(), trsf);
} catch (...) {}
if (!success) {
continue;
}
const gp_XYZ& pos = trsf.TranslationPart();
bounds_min_.SetX(std::min(bounds_min_.X(), pos.X()));
bounds_min_.SetY(std::min(bounds_min_.Y(), pos.Y()));
bounds_min_.SetZ(std::min(bounds_min_.Z(), pos.Z()));
bounds_max_.SetX(std::max(bounds_max_.X(), pos.X()));
bounds_max_.SetY(std::max(bounds_max_.Y(), pos.Y()));
bounds_max_.SetZ(std::max(bounds_max_.Z(), pos.Z()));
}
}