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Work on python wrapper

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This commit is contained in:
Thomas Krijnen
2017-12-22 13:51:11 +01:00
parent 4d325e026e
commit b3458c872f
16 changed files with 302 additions and 152 deletions
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src/ifcgeom/IfcGeomRepresentation.h
+4 -3
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@@ -27,8 +27,9 @@
#include <TColgp_Array1OfPnt.hxx>
#include <TColgp_Array1OfPnt2d.hxx>
#include <TopExp_Explorer.hxx>
#include <TopoDS.hxx>
#include <BRepTools.hxx>
#include <TopExp_Explorer.hxx>
#include <BRepAdaptor_Curve.hxx>
#include <GCPnts_QuasiUniformDeflection.hxx>
@@ -203,13 +204,13 @@ namespace IfcGeom {
gp_Vec normal_direction;
prop.Normal(uv.X(),uv.Y(),p,normal_direction);
gp_Vec normal(0., 0., 0.);
if (normal_direction.Magnitude() > ALMOST_ZERO) {
if (normal_direction.Magnitude() > 1.e-9) {
normal = gp_Dir(normal_direction.XYZ() * rotation_matrix);
} else {
Handle_Geom_Surface surf = BRep_Tool::Surface(face);
// Special case the normal at the poles of a spherical surface
if (surf->DynamicType() == STANDARD_TYPE(Geom_SphericalSurface)) {
if (ALMOST_THE_SAME(fabs(uv.Y()), M_PI / 2.)) {
if (fabs(fabs(uv.Y()) - M_PI / 2.) < 1.e-9) {
const bool is_top = uv.Y() > 0;
const bool is_forward = face.Orientation() == TopAbs_FORWARD;
const double z = (is_top == is_forward) ? 1. : -1.;