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Add LARGEST_FACE_AREA to geom server

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This commit is contained in:
Thomas Krijnen
2019-02-06 16:24:17 +01:00
parent 4df526f023
commit 7f9d418112
1 changed files with 16 additions and 1 deletions
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src/ifcgeomserver/IfcGeomServer.cpp
+16 -1
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@@ -401,6 +401,7 @@ static const std::string SURFACE_AREA_ALONG_X = "SURFACE_AREA_ALONG_X";
static const std::string SURFACE_AREA_ALONG_Y = "SURFACE_AREA_ALONG_Y"; static const std::string SURFACE_AREA_ALONG_Y = "SURFACE_AREA_ALONG_Y";
static const std::string SURFACE_AREA_ALONG_Z = "SURFACE_AREA_ALONG_Z"; static const std::string SURFACE_AREA_ALONG_Z = "SURFACE_AREA_ALONG_Z";
static const std::string WALKABLE_SURFACE_AREA = "WALKABLE_SURFACE_AREA"; static const std::string WALKABLE_SURFACE_AREA = "WALKABLE_SURFACE_AREA";
static const std::string LARGEST_FACE_AREA = "LARGEST_FACE_AREA";
class QuantityWriter_v0 : public EntityExtension { class QuantityWriter_v0 : public EntityExtension {
private: private:
@@ -424,7 +425,7 @@ public:
QuantityWriter_v1(const IfcGeom::BRepElement<float, double>* elem) : QuantityWriter_v1(const IfcGeom::BRepElement<float, double>* elem) :
elem_(elem) elem_(elem)
{ {
double a, b, c; double a, b, c, largest_face_area = 0.;
if (elem_->geometry().calculate_surface_area(a)) { if (elem_->geometry().calculate_surface_area(a)) {
put_json(TOTAL_SURFACE_AREA, a); put_json(TOTAL_SURFACE_AREA, a);
@@ -439,6 +440,20 @@ public:
put_json(SURFACE_AREA_ALONG_Y, b); put_json(SURFACE_AREA_ALONG_Y, b);
put_json(SURFACE_AREA_ALONG_Z, c); put_json(SURFACE_AREA_ALONG_Z, c);
} }
for (auto& part : elem->geometry()) {
TopExp_Explorer exp(part.Shape(), TopAbs_FACE);
while (exp.More()) {
GProp_GProps prop;
BRepGProp::SurfaceProperties(exp.Current(), prop);
const double area = prop.Mass();
if (area > largest_face_area) {
largest_face_area = area;
}
}
}
put_json(LARGEST_FACE_AREA, largest_face_area);
} }
}; };