- double aDeltaX = myStorage->getParameter(theEntity.param[0]).val;
- double aDeltaY = myStorage->getParameter(theEntity.param[1]).val;
- aDeltaX -= thePoint->x();
- aDeltaY -= thePoint->y();
- return aDeltaX * aDeltaX + aDeltaY * aDeltaY >= tolerance * tolerance;
+ static const double scale = 0.01;
+ static const int nbParams = 4;
+ myFixedValues.reserve(nbParams); // moved point and center of arc/circle
+
+ EdgeWrapperPtr aCircularEntity =
+ std::dynamic_pointer_cast<PlaneGCSSolver_EdgeWrapper>(theCircular);
+ std::shared_ptr<GCS::Circle> aCircular =
+ std::dynamic_pointer_cast<GCS::Circle>(aCircularEntity->entity());
+
+ // initialize fixed values
+ myFixedValues.push_back(*aCircular->center.x + *aCircular->rad);
+ myFixedValues.push_back(*aCircular->center.y);
+ myFixedValues.push_back(*aCircular->center.x);
+ myFixedValues.push_back(*aCircular->center.y);
+
+ // create a moved point
+ GCS::Point aPointOnCircle;
+ aPointOnCircle.x = &myFixedValues[0];
+ aPointOnCircle.y = &myFixedValues[1];
+
+ std::list<GCSConstraintPtr> aConstraints;
+ // point-on-circle
+ GCSConstraintPtr aNewConstraint(
+ new GCS::ConstraintP2PDistance(aPointOnCircle, aCircular->center, aCircular->rad));
+ aNewConstraint->rescale(scale);
+ aConstraints.push_back(aNewConstraint);
+ // fixed center (x)
+ aNewConstraint = GCSConstraintPtr(
+ new GCS::ConstraintEqual(&myFixedValues[2], aCircular->center.x));
+ aNewConstraint->rescale(scale);
+ aConstraints.push_back(aNewConstraint);
+ // fixed center (y)
+ aNewConstraint = GCSConstraintPtr(
+ new GCS::ConstraintEqual(&myFixedValues[3], aCircular->center.y));
+ aNewConstraint->rescale(scale);
+ aConstraints.push_back(aNewConstraint);
+
+ return ConstraintWrapperPtr(
+ new PlaneGCSSolver_ConstraintWrapper(aConstraints, getType()));