Revision: 56678
http://sourceforge.net/p/brlcad/code/56678
Author: starseeker
Date: 2013-08-07 19:46:46 +0000 (Wed, 07 Aug 2013)
Log Message:
-----------
Start working on bspline curves. Add control vertices.
Modified Paths:
--------------
brlcad/trunk/src/conv/step/ON_Brep.cpp
Modified: brlcad/trunk/src/conv/step/ON_Brep.cpp
===================================================================
--- brlcad/trunk/src/conv/step/ON_Brep.cpp 2013-08-07 19:31:26 UTC (rev
56677)
+++ brlcad/trunk/src/conv/step/ON_Brep.cpp 2013-08-07 19:46:46 UTC (rev
56678)
@@ -88,6 +88,24 @@
coord_vals->AddNode(znode);
}
+void
+ON_NurbsCurveCV_to_EntityAggregate(ON_NurbsCurve *incrv, SdaiB_spline_curve
*step_crv, Registry *registry, InstMgr *instance_list) {
+ EntityAggregate *control_pnts = step_crv->control_points_list_();
+ ON_3dPoint cv_pnt;
+ for (int i = 0; i < incrv->CVCount(); i++) {
+ SdaiCartesian_point *step_cartesian = (SdaiCartesian_point
*)registry->ObjCreate("CARTESIAN_POINT");
+ instance_list->Append(step_cartesian, completeSE);
+ incrv->GetCV(i, cv_pnt);
+ ON_3dPoint_to_Cartesian_point(&(cv_pnt), step_cartesian);
+ control_pnts->AddNode(new EntityNode((SDAI_Application_instance
*)step_cartesian));
+ }
+}
+#if 0
+void
+ON_RationalNurbsCurve_to_EntityAggregate(ON_NurbsCurve *incrv,
SdaiRational_B_spline_curve *step_crv) {
+}
+#endif
+
bool ON_BRep_to_STEP(ON_Brep *brep, Registry *registry, InstMgr *instance_list)
{
std::vector<STEPentity *> cartesian_pnts;
@@ -167,6 +185,16 @@
if (n_curve && !curve_converted) {
std::cout << "Have NurbsCurve\n";
//MakePiecewiseBezier
+ if (n_curve->IsRational()) {
+ three_dimensional_curves.at(i) =
registry->ObjCreate("RATIONAL_B_SPLINE_CURVE");
+ } else {
+ three_dimensional_curves.at(i) =
registry->ObjCreate("B_SPLINE_CURVE");
+ SdaiB_spline_curve *curr_curve =
(SdaiB_spline_curve *)three_dimensional_curves.at(i);
+ curr_curve->degree_(n_curve->Degree());
+ ON_NurbsCurveCV_to_EntityAggregate(n_curve,
curr_curve, registry, instance_list);
+ }
+
+ instance_list->Append(three_dimensional_curves.at(i),
completeSE);
}
/* Whatever this is, if it's not a supported type and it does
have
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