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Derive minimal face area from modeling precision

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This commit is contained in:
Thomas Krijnen
2016-05-24 12:50:05 +02:00
parent 7c0944e43b
commit b04ca74308
2 changed files with 4 additions and 8 deletions
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src/ifcgeom/IfcGeom.h
+1 -4
View File
@@ -82,7 +82,6 @@ private:
double deflection_tolerance;
double wire_creation_tolerance;
double minimal_face_area;
double point_equality_tolerance;
double max_faces_to_sew;
double ifc_length_unit;
@@ -101,7 +100,6 @@ public:
Kernel()
: deflection_tolerance(0.001)
, wire_creation_tolerance(0.0001)
, minimal_face_area(0.000001)
, point_equality_tolerance(0.00001)
, max_faces_to_sew(-1.0)
, ifc_length_unit(1.0)
@@ -117,7 +115,6 @@ public:
Kernel& operator=(const Kernel& other) {
setValue(GV_DEFLECTION_TOLERANCE, other.getValue(GV_DEFLECTION_TOLERANCE));
setValue(GV_WIRE_CREATION_TOLERANCE, other.getValue(GV_WIRE_CREATION_TOLERANCE));
setValue(GV_MINIMAL_FACE_AREA, other.getValue(GV_MINIMAL_FACE_AREA));
setValue(GV_POINT_EQUALITY_TOLERANCE, other.getValue(GV_POINT_EQUALITY_TOLERANCE));
setValue(GV_MAX_FACES_TO_SEW, other.getValue(GV_MAX_FACES_TO_SEW));
setValue(GV_LENGTH_UNIT, other.getValue(GV_LENGTH_UNIT));
@@ -137,7 +134,7 @@ public:
// Defailt: 0.0001m / 0.1mm
GV_WIRE_CREATION_TOLERANCE,
// Specifies the minimal area of a face to be included in an IfcConnectedFaceset
// Default: 0.000001m 0.01cm2
// Read-only
GV_MINIMAL_FACE_AREA,
// Specifies the treshold distance under which cartesian points are deemed equal
// Default: 0.00001m / 0.01mm
src/ifcgeom/IfcGeomFunctions.cpp
+3 -4
View File
@@ -666,9 +666,6 @@ void IfcGeom::Kernel::setValue(GeomValue var, double value) {
case GV_WIRE_CREATION_TOLERANCE:
wire_creation_tolerance = value;
break;
case GV_MINIMAL_FACE_AREA:
minimal_face_area = value;
break;
case GV_POINT_EQUALITY_TOLERANCE:
point_equality_tolerance = value;
break;
@@ -699,7 +696,9 @@ double IfcGeom::Kernel::getValue(GeomValue var) const {
case GV_WIRE_CREATION_TOLERANCE:
return wire_creation_tolerance;
case GV_MINIMAL_FACE_AREA:
return minimal_face_area;
// Considering a right-angled triangle, this about the smallest
// area you can obtain without the vertices being confused.
return modelling_precision * modelling_precision / 2.;
case GV_POINT_EQUALITY_TOLERANCE:
return point_equality_tolerance;
case GV_MAX_FACES_TO_SEW: