#include <SketchPlugin_Projection.h>
#include <SketchPlugin_Arc.h>
+#include <SketchPlugin_BSpline.h>
#include <SketchPlugin_Circle.h>
#include <SketchPlugin_Ellipse.h>
#include <SketchPlugin_EllipticArc.h>
#include <ModelAPI_AttributeRefAttr.h>
#include <ModelAPI_AttributeSelection.h>
#include <ModelAPI_AttributeDouble.h>
+#include <ModelAPI_AttributeDoubleArray.h>
+#include <ModelAPI_AttributeInteger.h>
#include <ModelAPI_ResultConstruction.h>
#include <ModelAPI_Session.h>
#include <ModelAPI_Validator.h>
#include <Events_Loop.h>
+#include <GeomAPI_BSpline.h>
#include <GeomAPI_Circ.h>
#include <GeomAPI_Edge.h>
#include <GeomAPI_Ellipse.h>
#include <GeomAlgoAPI_EdgeBuilder.h>
#include <GeomAlgoAPI_Projection.h>
#include <GeomDataAPI_Point2D.h>
+#include <GeomDataAPI_Point2DArray.h>
#include <cmath>
return aProj;
}
+static const std::set<std::string>& BSPLINE_PROJECTION()
+{
+ static std::set<std::string> aProj;
+ if (aProj.empty())
+ aProj.insert(SketchPlugin_BSpline::ID());
+ return aProj;
+}
+
static const std::set<std::string>& possibleProjectionTypes(GeomEdgePtr theEdge,
GeomVertexPtr theVertex)
else
return ARC_PROJECTION();
}
+ else
+ return BSPLINE_PROJECTION();
}
static const std::set<std::string> DUMMY;
return DUMMY;
// if the type of feature differs with already selected, remove it and create once again
bool isRebuild = rebuildProjectedFeature(aProjection, aProjType);
- std::shared_ptr<GeomAPI_Pln> aSketchPlane = sketch()->plane();
-
ResultConstructionPtr aResult =
std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(lastResult());
if (!isRebuild && aResult && aResult->shape() && theID == EXTERNAL_FEATURE_ID()) {
keepCurrentFeature();
- if (aVertex) {
- std::shared_ptr<GeomAPI_Pnt> aPrjPnt = aSketchPlane->project(aVertex->point());
- std::shared_ptr<GeomAPI_Pnt2d> aPntInSketch = sketch()->to2D(aPrjPnt);
-
- rebuildProjectedFeature(aProjection, POINT_PROJECTION(), SketchPlugin_Point::ID());
+ bool isProjected = false;
+ if (aVertex)
+ isProjected = projectPoint(aProjection, aVertex->point());
+ else
+ isProjected = projectEdge(aProjection, anEdge);
- // update coordinates of projection
- std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
- aProjection->attribute(SketchPlugin_Point::COORD_ID()))->setValue(aPntInSketch);
- }
- else if (anEdge->isLine()) {
- std::shared_ptr<GeomAPI_Pnt> aFirst = aSketchPlane->project(anEdge->firstPoint());
- std::shared_ptr<GeomAPI_Pnt> aLast = aSketchPlane->project(anEdge->lastPoint());
-
- std::shared_ptr<GeomAPI_Pnt2d> aFirstInSketch = sketch()->to2D(aFirst);
- std::shared_ptr<GeomAPI_Pnt2d> aLastInSketch = sketch()->to2D(aLast);
- if (aFirstInSketch->distance(aLastInSketch) < tolerance)
- return; // line is semi-orthogonal to the sketch plane
-
- rebuildProjectedFeature(aProjection, LINE_PROJECTION(), SketchPlugin_Line::ID());
-
- // update attributes of projection
- std::shared_ptr<GeomDataAPI_Point2D> aStartPnt = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
- aProjection->attribute(SketchPlugin_Line::START_ID()));
- std::shared_ptr<GeomDataAPI_Point2D> aEndPnt = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
- aProjection->attribute(SketchPlugin_Line::END_ID()));
- aStartPnt->setValue(aFirstInSketch);
- aEndPnt->setValue(aLastInSketch);
- }
- else if (anEdge->isCircle() || anEdge->isArc() || anEdge->isEllipse()) {
- GeomAlgoAPI_Projection aProjAlgo(aSketchPlane);
- GeomCurvePtr aProjectedCurve = aProjAlgo.project(anEdge);
-
- if (aProjectedCurve->isCircle()) {
- GeomAPI_Circ aCircle(aProjectedCurve);
- GeomPointPtr aCenter = aSketchPlane->project(aCircle.center());
- GeomPnt2dPtr aCenterInSketch = sketch()->to2D(aCenter);
-
- if (aProjectedCurve->isTrimmed()) {
- // ARC is a projection
- rebuildProjectedFeature(aProjection, ARC_PROJECTION(), SketchPlugin_Arc::ID());
-
- GeomPointPtr aFirst = aProjectedCurve->getPoint(aProjectedCurve->startParam());
- GeomPointPtr aLast = aProjectedCurve->getPoint(aProjectedCurve->endParam());
- GeomPnt2dPtr aFirstInSketch = sketch()->to2D(aSketchPlane->project(aFirst));
- GeomPnt2dPtr aLastInSketch = sketch()->to2D(aSketchPlane->project(aLast));
-
- double aNormalsDot = aCircle.normal()->dot(aSketchPlane->direction());
- if (fabs(fabs(aNormalsDot) - 1.0) > tolerance)
- return; // arc is not in the plane, parallel to the sketch plane
-
- bool isInversed = aNormalsDot < 0.;
-
- bool aWasBlocked = aProjection->data()->blockSendAttributeUpdated(true);
-
- // update attributes of projection
- std::shared_ptr<GeomDataAPI_Point2D> aCenterPnt =
- std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
- aProjection->attribute(SketchPlugin_Arc::CENTER_ID()));
- std::shared_ptr<GeomDataAPI_Point2D> aStartPnt =
- std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
- aProjection->attribute(SketchPlugin_Arc::START_ID()));
- std::shared_ptr<GeomDataAPI_Point2D> aEndPnt =
- std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
- aProjection->attribute(SketchPlugin_Arc::END_ID()));
- aStartPnt->setValue(aFirstInSketch);
- aEndPnt->setValue(aLastInSketch);
- aCenterPnt->setValue(aCenterInSketch);
- aProjection->boolean(SketchPlugin_Arc::REVERSED_ID())->setValue(isInversed);
-
- aProjection->data()->blockSendAttributeUpdated(aWasBlocked);
- }
- else {
- // CIRCLE is a projection
- rebuildProjectedFeature(aProjection, CIRCLE_ELLIPSE_PROJECTION(),
- SketchPlugin_Circle::ID());
-
- // update attributes of projection
- std::shared_ptr<GeomDataAPI_Point2D> aCenterPnt =
- std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
- aProjection->attribute(SketchPlugin_Circle::CENTER_ID()));
- aCenterPnt->setValue(aCenterInSketch);
- aProjection->real(SketchPlugin_Circle::RADIUS_ID())->setValue(aCircle.radius());
- }
- }
- else if (aProjectedCurve->isEllipse()) {
- GeomAPI_Ellipse anEllipse(aProjectedCurve);
- GeomPointPtr aCenter = aSketchPlane->project(anEllipse.center());
- GeomPnt2dPtr aCenterInSketch = sketch()->to2D(aCenter);
- GeomPointPtr aFocus = aSketchPlane->project(anEllipse.firstFocus());
- GeomPnt2dPtr aFocusInSketch = sketch()->to2D(aFocus);
-
- if (aProjectedCurve->isTrimmed()) {
- // ELLIPTIC ARC is a projection
- rebuildProjectedFeature(aProjection, ARC_PROJECTION(), SketchPlugin_EllipticArc::ID());
-
- GeomPointPtr aFirst = aProjectedCurve->getPoint(aProjectedCurve->startParam());
- GeomPointPtr aLast = aProjectedCurve->getPoint(aProjectedCurve->endParam());
- GeomPnt2dPtr aFirstInSketch = sketch()->to2D(aSketchPlane->project(aFirst));
- GeomPnt2dPtr aLastInSketch = sketch()->to2D(aSketchPlane->project(aLast));
-
- double aNormalsDot = anEllipse.normal()->dot(aSketchPlane->direction());
- if (fabs(fabs(aNormalsDot) - 1.0) > tolerance)
- return; // arc is not in the plane, parallel to the sketch plane
-
- bool isInversed = aNormalsDot < 0.;
-
- bool aWasBlocked = aProjection->data()->blockSendAttributeUpdated(true);
-
- // update attributes of projection
- std::shared_ptr<GeomDataAPI_Point2D> aCenterPnt =
- std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
- aProjection->attribute(SketchPlugin_EllipticArc::CENTER_ID()));
- std::shared_ptr<GeomDataAPI_Point2D> aFocusPnt =
- std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
- aProjection->attribute(SketchPlugin_EllipticArc::FIRST_FOCUS_ID()));
- std::shared_ptr<GeomDataAPI_Point2D> aStartPnt =
- std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
- aProjection->attribute(SketchPlugin_EllipticArc::START_POINT_ID()));
- std::shared_ptr<GeomDataAPI_Point2D> aEndPnt =
- std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
- aProjection->attribute(SketchPlugin_EllipticArc::END_POINT_ID()));
- aStartPnt->setValue(aFirstInSketch);
- aEndPnt->setValue(aLastInSketch);
- aCenterPnt->setValue(aCenterInSketch);
- aFocusPnt->setValue(aFocusInSketch);
- aProjection->boolean(SketchPlugin_EllipticArc::REVERSED_ID())->setValue(isInversed);
-
- aProjection->data()->blockSendAttributeUpdated(aWasBlocked);
- }
- else {
- // ELLIPSE is a projection
- rebuildProjectedFeature(aProjection, CIRCLE_ELLIPSE_PROJECTION(),
- SketchPlugin_Ellipse::ID());
-
- // update attributes of projection
- std::shared_ptr<GeomDataAPI_Point2D> aCenterPnt =
- std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
- aProjection->attribute(SketchPlugin_Ellipse::CENTER_ID()));
- aCenterPnt->setValue(aCenterInSketch);
- std::shared_ptr<GeomDataAPI_Point2D> aFocusPnt =
- std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
- aProjection->attribute(SketchPlugin_Ellipse::FIRST_FOCUS_ID()));
- aFocusPnt->setValue(aFocusInSketch);
- aProjection->real(SketchPlugin_Ellipse::MINOR_RADIUS_ID())->setValue(
- anEllipse.minorRadius());
- }
- }
- else
- return;
- } else
- return;
+ if (!isProjected)
+ return; // projection is not computed, stop processing
aProjection->boolean(COPY_ID())->setValue(true);
aProjection->execute();
theProjection = sketch()->addFeature(theRequestedFeature);
return isRebuild;
}
+
+bool SketchPlugin_Projection::projectPoint(FeaturePtr& theProjection, const GeomPointPtr& thePoint)
+{
+ std::shared_ptr<GeomAPI_Pln> aSketchPlane = sketch()->plane();
+
+ std::shared_ptr<GeomAPI_Pnt> aPrjPnt = aSketchPlane->project(thePoint);
+ std::shared_ptr<GeomAPI_Pnt2d> aPntInSketch = sketch()->to2D(aPrjPnt);
+
+ rebuildProjectedFeature(theProjection, POINT_PROJECTION(), SketchPlugin_Point::ID());
+
+ // update coordinates of projection
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ theProjection->attribute(SketchPlugin_Point::COORD_ID()))->setValue(aPntInSketch);
+ return true;
+}
+
+bool SketchPlugin_Projection::projectSegment(FeaturePtr& theProjection, const GeomEdgePtr& theEdge)
+{
+ std::shared_ptr<GeomAPI_Pln> aSketchPlane = sketch()->plane();
+
+ std::shared_ptr<GeomAPI_Pnt> aFirst = aSketchPlane->project(theEdge->firstPoint());
+ std::shared_ptr<GeomAPI_Pnt> aLast = aSketchPlane->project(theEdge->lastPoint());
+
+ std::shared_ptr<GeomAPI_Pnt2d> aFirstInSketch = sketch()->to2D(aFirst);
+ std::shared_ptr<GeomAPI_Pnt2d> aLastInSketch = sketch()->to2D(aLast);
+ if (aFirstInSketch->distance(aLastInSketch) < tolerance)
+ return false; // line is semi-orthogonal to the sketch plane
+
+ rebuildProjectedFeature(theProjection, LINE_PROJECTION(), SketchPlugin_Line::ID());
+
+ // update attributes of projection
+ std::shared_ptr<GeomDataAPI_Point2D> aStartPnt = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ theProjection->attribute(SketchPlugin_Line::START_ID()));
+ std::shared_ptr<GeomDataAPI_Point2D> aEndPnt = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ theProjection->attribute(SketchPlugin_Line::END_ID()));
+ aStartPnt->setValue(aFirstInSketch);
+ aEndPnt->setValue(aLastInSketch);
+
+ return true;
+}
+
+bool SketchPlugin_Projection::projectEdge(FeaturePtr& theProjection, const GeomEdgePtr& theEdge)
+{
+ if (theEdge->isLine())
+ return projectSegment(theProjection, theEdge);
+
+ std::shared_ptr<GeomAPI_Pln> aSketchPlane = sketch()->plane();
+
+ GeomAlgoAPI_Projection aProjAlgo(aSketchPlane);
+ GeomCurvePtr aProjectedCurve = aProjAlgo.project(theEdge);
+
+ bool isOk = false;
+ if (aProjectedCurve->isCircle()) {
+ if (aProjectedCurve->isTrimmed()) {
+ // ARC is a projection
+ isOk = fillArc(theProjection, aProjectedCurve, aSketchPlane);
+ }
+ else {
+ // CIRCLE is a projection
+ isOk = fillCircle(theProjection, aProjectedCurve, aSketchPlane);
+ }
+ }
+ else if (aProjectedCurve->isEllipse()) {
+ if (aProjectedCurve->isTrimmed()) {
+ // ELLIPTIC ARC is a projection
+ isOk = fillEllipticArc(theProjection, aProjectedCurve, aSketchPlane);
+ }
+ else {
+ // ELLIPSE is a projection
+ isOk = fillEllipse(theProjection, aProjectedCurve, aSketchPlane);
+ }
+ }
+ else
+ isOk = fillBSpline(theProjection, aProjectedCurve, aSketchPlane);
+
+ return isOk;
+}
+
+bool SketchPlugin_Projection::fillArc(FeaturePtr& theProjection,
+ const GeomCurvePtr& theArc,
+ const GeomPlanePtr& thePlane)
+{
+ rebuildProjectedFeature(theProjection, ARC_PROJECTION(), SketchPlugin_Arc::ID());
+
+ GeomAPI_Circ aCircle(theArc);
+
+ double aNormalsDot = aCircle.normal()->dot(thePlane->direction());
+ if (fabs(fabs(aNormalsDot) - 1.0) > tolerance)
+ return false; // arc is not in the plane, parallel to the sketch plane
+
+ bool isInversed = aNormalsDot < 0.;
+
+ GeomPointPtr aCenter = thePlane->project(aCircle.center());
+ GeomPnt2dPtr aCenterInSketch = sketch()->to2D(aCenter);
+
+ GeomPointPtr aFirst = theArc->getPoint(theArc->startParam());
+ GeomPnt2dPtr aFirstInSketch = sketch()->to2D(thePlane->project(aFirst));
+
+ GeomPointPtr aLast = theArc->getPoint(theArc->endParam());
+ GeomPnt2dPtr aLastInSketch = sketch()->to2D(thePlane->project(aLast));
+
+ bool aWasBlocked = theProjection->data()->blockSendAttributeUpdated(true);
+
+ // update attributes of projection
+ std::shared_ptr<GeomDataAPI_Point2D> aCenterPnt =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ theProjection->attribute(SketchPlugin_Arc::CENTER_ID()));
+ std::shared_ptr<GeomDataAPI_Point2D> aStartPnt =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ theProjection->attribute(SketchPlugin_Arc::START_ID()));
+ std::shared_ptr<GeomDataAPI_Point2D> aEndPnt =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ theProjection->attribute(SketchPlugin_Arc::END_ID()));
+ aStartPnt->setValue(aFirstInSketch);
+ aEndPnt->setValue(aLastInSketch);
+ aCenterPnt->setValue(aCenterInSketch);
+ theProjection->boolean(SketchPlugin_Arc::REVERSED_ID())->setValue(isInversed);
+
+ theProjection->data()->blockSendAttributeUpdated(aWasBlocked);
+ return true;
+}
+
+bool SketchPlugin_Projection::fillCircle(FeaturePtr& theProjection,
+ const GeomCurvePtr& theCircle,
+ const GeomPlanePtr& thePlane)
+{
+ rebuildProjectedFeature(theProjection, CIRCLE_ELLIPSE_PROJECTION(), SketchPlugin_Circle::ID());
+
+ GeomAPI_Circ aCircle(theCircle);
+ GeomPointPtr aCenter = thePlane->project(aCircle.center());
+ GeomPnt2dPtr aCenterInSketch = sketch()->to2D(aCenter);
+
+ // update attributes of projection
+ std::shared_ptr<GeomDataAPI_Point2D> aCenterPnt =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ theProjection->attribute(SketchPlugin_Circle::CENTER_ID()));
+ aCenterPnt->setValue(aCenterInSketch);
+ theProjection->real(SketchPlugin_Circle::RADIUS_ID())->setValue(aCircle.radius());
+ return true;
+}
+
+bool SketchPlugin_Projection::fillEllipse(FeaturePtr& theProjection,
+ const GeomCurvePtr& theEllipse,
+ const GeomPlanePtr& thePlane)
+{
+ rebuildProjectedFeature(theProjection, CIRCLE_ELLIPSE_PROJECTION(), SketchPlugin_Ellipse::ID());
+
+ GeomAPI_Ellipse anEllipse(theEllipse);
+ GeomPointPtr aCenter = thePlane->project(anEllipse.center());
+ GeomPnt2dPtr aCenterInSketch = sketch()->to2D(aCenter);
+ GeomPointPtr aFocus = thePlane->project(anEllipse.firstFocus());
+ GeomPnt2dPtr aFocusInSketch = sketch()->to2D(aFocus);
+
+ // update attributes of projection
+ std::shared_ptr<GeomDataAPI_Point2D> aCenterPnt =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ theProjection->attribute(SketchPlugin_Ellipse::CENTER_ID()));
+ aCenterPnt->setValue(aCenterInSketch);
+ std::shared_ptr<GeomDataAPI_Point2D> aFocusPnt =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ theProjection->attribute(SketchPlugin_Ellipse::FIRST_FOCUS_ID()));
+ aFocusPnt->setValue(aFocusInSketch);
+ theProjection->real(SketchPlugin_Ellipse::MINOR_RADIUS_ID())->setValue(anEllipse.minorRadius());
+ return true;
+}
+
+bool SketchPlugin_Projection::fillEllipticArc(FeaturePtr& theProjection,
+ const GeomCurvePtr& theEllipticArc,
+ const GeomPlanePtr& thePlane)
+{
+ rebuildProjectedFeature(theProjection, ARC_PROJECTION(), SketchPlugin_EllipticArc::ID());
+
+ GeomAPI_Ellipse anEllipse(theEllipticArc);
+
+ double aNormalsDot = anEllipse.normal()->dot(thePlane->direction());
+ if (fabs(fabs(aNormalsDot) - 1.0) > tolerance)
+ return false; // arc is not in the plane, parallel to the sketch plane
+
+ bool isInversed = aNormalsDot < 0.;
+
+ GeomPointPtr aCenter = thePlane->project(anEllipse.center());
+ GeomPnt2dPtr aCenterInSketch = sketch()->to2D(aCenter);
+ GeomPointPtr aFocus = thePlane->project(anEllipse.firstFocus());
+ GeomPnt2dPtr aFocusInSketch = sketch()->to2D(aFocus);
+
+ GeomPointPtr aFirst = theEllipticArc->getPoint(theEllipticArc->startParam());
+ GeomPnt2dPtr aFirstInSketch = sketch()->to2D(thePlane->project(aFirst));
+ GeomPointPtr aLast = theEllipticArc->getPoint(theEllipticArc->endParam());
+ GeomPnt2dPtr aLastInSketch = sketch()->to2D(thePlane->project(aLast));
+
+ bool aWasBlocked = theProjection->data()->blockSendAttributeUpdated(true);
+
+ // update attributes of projection
+ std::shared_ptr<GeomDataAPI_Point2D> aCenterPnt =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ theProjection->attribute(SketchPlugin_EllipticArc::CENTER_ID()));
+ std::shared_ptr<GeomDataAPI_Point2D> aFocusPnt =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ theProjection->attribute(SketchPlugin_EllipticArc::FIRST_FOCUS_ID()));
+ std::shared_ptr<GeomDataAPI_Point2D> aStartPnt =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ theProjection->attribute(SketchPlugin_EllipticArc::START_POINT_ID()));
+ std::shared_ptr<GeomDataAPI_Point2D> aEndPnt =
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ theProjection->attribute(SketchPlugin_EllipticArc::END_POINT_ID()));
+ aStartPnt->setValue(aFirstInSketch);
+ aEndPnt->setValue(aLastInSketch);
+ aCenterPnt->setValue(aCenterInSketch);
+ aFocusPnt->setValue(aFocusInSketch);
+ theProjection->boolean(SketchPlugin_EllipticArc::REVERSED_ID())->setValue(isInversed);
+
+ theProjection->data()->blockSendAttributeUpdated(aWasBlocked);
+ return true;
+}
+
+bool SketchPlugin_Projection::fillBSpline(FeaturePtr& theProjection,
+ const GeomCurvePtr& theCurve,
+ const GeomPlanePtr& thePlane)
+{
+ rebuildProjectedFeature(theProjection, BSPLINE_PROJECTION(), SketchPlugin_BSpline::ID());
+
+ GeomAPI_BSpline aBSpline(theCurve);
+
+ theProjection->integer(SketchPlugin_BSpline::DEGREE_ID())->setValue(aBSpline.degree());
+
+ AttributePoint2DArrayPtr aPolesAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2DArray>(
+ theProjection->attribute(SketchPlugin_BSpline::POLES_ID()));
+ std::list<GeomPointPtr> aPoles = aBSpline.poles();
+ aPolesAttr->setSize((int)aPoles.size());
+ std::list<GeomPointPtr>::iterator anIt = aPoles.begin();
+ for (int anIndex = 0; anIt != aPoles.end(); ++anIt, ++anIndex) {
+ GeomPnt2dPtr aPoleInSketch = sketch()->to2D(*anIt);
+ aPolesAttr->setPnt(anIndex, aPoleInSketch);
+ }
+
+ AttributeDoubleArrayPtr aWeightsAttr =
+ theProjection->data()->realArray(SketchPlugin_BSpline::WEIGHTS_ID());
+ std::list<double> aWeights = aBSpline.weights();
+ if (aWeights.empty()) { // rational B-spline
+ int aSize = (int)aPoles.size();
+ aWeightsAttr->setSize(aSize);
+ for (int anIndex = 0; anIndex < aSize; ++anIndex)
+ aWeightsAttr->setValue(anIndex, 1.0);
+ }
+ else { // non-rational B-spline
+ aWeightsAttr->setSize((int)aWeights.size());
+ std::list<double>::iterator anIt = aWeights.begin();
+ for (int anIndex = 0; anIt != aWeights.end(); ++anIt, ++anIndex)
+ aWeightsAttr->setValue(anIndex, *anIt);
+ }
+
+ AttributeDoubleArrayPtr aKnotsAttr =
+ theProjection->data()->realArray(SketchPlugin_BSpline::KNOTS_ID());
+ std::list<double> aKnots = aBSpline.knots();
+ int aSize = (int)aKnots.size();
+ aKnotsAttr->setSize(aSize);
+ std::list<double>::iterator aKIt = aKnots.begin();
+ for (int index = 0; index < aSize; ++index, ++aKIt)
+ aKnotsAttr->setValue(index, *aKIt);
+
+ AttributeIntArrayPtr aMultsAttr =
+ theProjection->data()->intArray(SketchPlugin_BSpline::MULTS_ID());
+ std::list<int> aMultiplicities = aBSpline.mults();
+ aSize = (int)aMultiplicities.size();
+ aMultsAttr->setSize(aSize);
+ std::list<int>::iterator aMIt = aMultiplicities.begin();
+ for (int index = 0; index < aSize; ++index, ++aMIt)
+ aMultsAttr->setValue(index, *aMIt);
+
+ return true;
+}