MeshCore::CylinderFit Class Reference
Approximation of a cylinder into a given set of points. More...
#include <Approximation.h>
Public Member Functions | |
| CylinderFit () | |
| Construction. More... | |
| float | Fit () |
| Fit a cylinder into the given points. More... | |
| Base::Vector3f | GetAxis () const |
| Returns the axis of the fitted cylinder. More... | |
| Base::Vector3f | GetBase () const |
| void | GetBounding (Base::Vector3f &bottom, Base::Vector3f &top) const |
| Get the bottom and top points of the cylinder. More... | |
| float | GetDistanceToCylinder (const Base::Vector3f &rcPoint) const |
| Returns the distance from the point rcPoint to the fitted cylinder. More... | |
| Base::Vector3f | GetInitialAxisFromNormals (const std::vector< Base::Vector3f > &n) const |
| Returns an initial axis based on point normals. More... | |
| float | GetRadius () const |
| float | GetStdDeviation () const |
| Returns the standard deviation from the points to the fitted cylinder. More... | |
| void | ProjectToCylinder () |
| Projects the points onto the fitted cylinder. More... | |
| void | SetInitialValues (const Base::Vector3f &, const Base::Vector3f &) |
| virtual | ~CylinderFit () |
| Destruction. More... | |
 Public Member Functions inherited from MeshCore::Approximation | |
| void | AddPoint (const Base::Vector3f &rcVector) |
| Add point for the fit algorithm. More... | |
| void | AddPoints (const MeshPointArray &points) |
| Add points for the fit algorithm. More... | |
| void | AddPoints (const std::list< Base::Vector3f > &rsPointList) |
| Add points for the fit algorithm. More... | |
| void | AddPoints (const std::set< Base::Vector3f > &rsPointSet) |
| Add points for the fit algorithm. More... | |
| void | AddPoints (const std::vector< Base::Vector3f > &rvPointVect) |
| Add points for the fit algorithm. More... | |
| Approximation () | |
| Construction. More... | |
| void | Clear () |
| Deletes the inserted points and frees any allocated resources. More... | |
| std::size_t | CountPoints () const |
| Determines the number of the current added points. More... | |
| bool | Done () const |
| Returns true if Fit() has been called for the current set of points, false otherwise. More... | |
| virtual float | Fit ()=0 |
| Pure virtual function to fit the geometry to the given points. More... | |
| Base::Vector3f | GetGravity () const |
| Returns the center of gravity of the current added points. More... | |
| float | GetLastResult () const |
| Returns the result of the last fit. More... | |
| const std::list< Base::Vector3f > & | GetPoints () const |
| Get all added points. More... | |
| virtual | ~Approximation () |
| Destroys the object and frees any allocated resources. More... | |
Additional Inherited Members | |
| Protected Member Functions inherited from MeshCore::Approximation | |
| void | GetMgcVectorArray (std::vector< Wm4::Vector3< double > > &rcPts) const |
| Creates a vector of Wm4::Vector3 elements. More... | |
Detailed Description
Approximation of a cylinder into a given set of points.
Constructor & Destructor Documentation
◆ CylinderFit()
| CylinderFit::CylinderFit | ( | ) |
Construction.
◆ ~CylinderFit()
|
virtual |
Destruction.
Member Function Documentation
◆ Fit()
|
virtual |
Fit a cylinder into the given points.
If the fit fails FLOAT_MAX is returned.
Implements MeshCore::Approximation.
References MeshCore::Approximation::AddPoints(), Base::Console(), MeshCore::Approximation::CountPoints(), MeshCoreFit::CylinderFit::Fit(), MeshCoreFit::CylinderFit::GetAxis(), MeshCoreFit::CylinderFit::GetBase(), MeshCoreFit::CylinderFit::GetNumIterations(), MeshCoreFit::CylinderFit::GetRadius(), MeshCoreFit::CylinderFit::GetStdDeviation(), Base::ConsoleSingleton::Log(), MeshCore::LMCylinderFunctor::m, MeshCore::LMCylinderFunctor::measuredValues, MeshCore::LMCylinderFunctor::n, MeshCoreFit::CylinderFit::SetApproximations(), Base::Vector3< _Precision >::x, Base::Vector3< _Precision >::y, and Base::Vector3< _Precision >::z.
Referenced by MeshCore::CylinderSurfaceFit::Fit(), MeshGui::CylinderFitParameter::getParameter(), and ReverseEngineeringGui::SegmentationManual::on_cylinderDetect_clicked().
◆ GetAxis()
| Base::Vector3f CylinderFit::GetAxis | ( | ) | const |
Returns the axis of the fitted cylinder.
If Fit() has not been called the null vector is returned.
Referenced by MeshCore::CylinderSurfaceFit::Fit(), MeshGui::CylinderFitParameter::getParameter(), ReverseEngineeringGui::SegmentationManual::on_cylinderDetect_clicked(), MeshCore::CylinderSurfaceFit::Parameters(), and ProjectToCylinder().
◆ GetBase()
| Base::Vector3f CylinderFit::GetBase | ( | ) | const |
◆ GetBounding()
| void CylinderFit::GetBounding | ( | Base::Vector3f & | bottom, |
| Base::Vector3f & | top | ||
| ) | const |
Get the bottom and top points of the cylinder.
The distance of these points gives the height of the cylinder.
References DraftVecUtils::dist().
Referenced by MeshGui::CylinderFitParameter::getParameter().
◆ GetDistanceToCylinder()
| float CylinderFit::GetDistanceToCylinder | ( | const Base::Vector3f & | rcPoint | ) | const |
Returns the distance from the point rcPoint to the fitted cylinder.
If Fit() has not been called FLOAT_MAX is returned.
References Base::Vector3< _Precision >::DistanceToLine().
Referenced by GetStdDeviation().
◆ GetInitialAxisFromNormals()
| Base::Vector3f CylinderFit::GetInitialAxisFromNormals | ( | const std::vector< Base::Vector3f > & | n | ) | const |
Returns an initial axis based on point normals.
References MeshCore::Approximation::AddPoints(), MeshCore::PlaneFit::Fit(), MeshCore::PlaneFit::GetNormal(), Base::Vector3< _Precision >::Normalize(), Base::Vector3< _Precision >::Set(), Base::Vector3< _Precision >::Sqr(), Base::Vector3< _Precision >::x, Base::Vector3< _Precision >::y, and Base::Vector3< _Precision >::z.
Referenced by MeshGui::CylinderFitParameter::getParameter(), and ReverseEngineeringGui::SegmentationManual::on_cylinderDetect_clicked().
◆ GetRadius()
| float CylinderFit::GetRadius | ( | ) | const |
◆ GetStdDeviation()
| float CylinderFit::GetStdDeviation | ( | ) | const |
Returns the standard deviation from the points to the fitted cylinder.
If Fit() has not been called FLOAT_MAX is returned.
References MeshCore::Approximation::CountPoints(), and GetDistanceToCylinder().
◆ ProjectToCylinder()
| void CylinderFit::ProjectToCylinder | ( | ) |
Projects the points onto the fitted cylinder.
References Base::Vector3< _Precision >::DistanceToLine(), GetAxis(), GetBase(), Base::Vector3< _Precision >::Move(), and Base::Vector3< _Precision >::ProjectToPlane().
◆ SetInitialValues()
| void CylinderFit::SetInitialValues | ( | const Base::Vector3f & | b, |
| const Base::Vector3f & | n | ||
| ) |
The documentation for this class was generated from the following files:
- FreeCAD/src/Mod/Mesh/App/Core/Approximation.h
- FreeCAD/src/Mod/Mesh/App/Core/Approximation.cpp
