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Take unit information into account when applying precision. Thanks Stefan

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This commit is contained in:
Thomas Krijnen
2014-11-26 13:08:47 +00:00
parent 7f8d84a1af
commit eb815120dc
1 changed files with 10 additions and 4 deletions
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src/ifcgeom/IfcGeomObjects.cpp
+10 -4
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@@ -606,6 +606,9 @@ double UnitPrefixToValue( IfcSchema::IfcSIPrefix::IfcSIPrefix v ) {
else return 1.0f; else return 1.0f;
} }
static std::string unit_name = "METER";
static float unit_magnitude = 1.0f;
void IfcGeomObjects::InitPrecision() { void IfcGeomObjects::InitPrecision() {
IfcGeom::SetValue(IfcGeom::GV_PRECISION, 0.00001); IfcGeom::SetValue(IfcGeom::GV_PRECISION, 0.00001);
@@ -631,7 +634,13 @@ void IfcGeomObjects::InitPrecision() {
} }
} }
if (any_precision_encountered) { if (any_precision_encountered) {
IfcGeom::SetValue(IfcGeom::GV_PRECISION, lowest_precision_encountered); lowest_precision_encountered *= unit_magnitude;
if (lowest_precision_encountered < 1.e-8) {
Logger::Message(Logger::LOG_WARNING, "Precision lower than 0.00000001 meter not enforced");
IfcGeom::SetValue(IfcGeom::GV_PRECISION, 1.e-8);
} else {
IfcGeom::SetValue(IfcGeom::GV_PRECISION, lowest_precision_encountered);
}
} }
} catch (const IfcParse::IfcException& ex) { } catch (const IfcParse::IfcException& ex) {
std::stringstream ss; std::stringstream ss;
@@ -640,9 +649,6 @@ void IfcGeomObjects::InitPrecision() {
} }
} }
static std::string unit_name = "METER";
static float unit_magnitude = 1.0f;
void IfcGeomObjects::InitUnits() { void IfcGeomObjects::InitUnits() {
// Set default units, set length to meters, angles to undefined // Set default units, set length to meters, angles to undefined
IfcGeom::SetValue(IfcGeom::GV_LENGTH_UNIT,1.0); IfcGeom::SetValue(IfcGeom::GV_LENGTH_UNIT,1.0);