| Package | Description | 
|---|---|
| org.apache.commons.math3.geometry.spherical.twod | 
 This package provides basic geometry components on the 2-sphere. | 
| Modifier and Type | Method and Description | 
|---|---|
| static Sphere2D | Sphere2D. getInstance()Get the unique instance. | 
| Modifier and Type | Method and Description | 
|---|---|
| protected AbstractSubHyperplane<Sphere2D,Sphere1D> | SubCircle. buildNew(Hyperplane<Sphere2D> hyperplane,
        Region<Sphere1D> remainingRegion)Build a sub-hyperplane from an hyperplane and a region. | 
| EnclosingBall<Sphere2D,S2Point> | SphericalPolygonsSet. getEnclosingCap()Get a spherical cap enclosing the polygon. | 
| static Transform<Sphere2D,Sphere1D> | Circle. getTransform(Rotation rotation)Get a  Transformembedding a 3D rotation. | 
| Point<Sphere2D> | Circle. project(Point<Sphere2D> point)Project a point to the hyperplane. | 
| SubHyperplane.SplitSubHyperplane<Sphere2D> | SubCircle. split(Hyperplane<Sphere2D> hyperplane)Split the instance in two parts by an hyperplane. | 
| Modifier and Type | Method and Description | 
|---|---|
| SphericalPolygonsSet | SphericalPolygonsSet. buildNew(BSPTree<Sphere2D> tree)Build a region using the instance as a prototype. | 
| protected AbstractSubHyperplane<Sphere2D,Sphere1D> | SubCircle. buildNew(Hyperplane<Sphere2D> hyperplane,
        Region<Sphere1D> remainingRegion)Build a sub-hyperplane from an hyperplane and a region. | 
| double | S2Point. distance(Point<Sphere2D> point)Compute the distance between the instance and another point. | 
| double | Circle. getOffset(Point<Sphere2D> point)Get the offset (oriented distance) of a point. | 
| Point<Sphere2D> | Circle. project(Point<Sphere2D> point)Project a point to the hyperplane. | 
| boolean | Circle. sameOrientationAs(Hyperplane<Sphere2D> other)Check if the instance has the same orientation as another hyperplane. | 
| SubHyperplane.SplitSubHyperplane<Sphere2D> | SubCircle. split(Hyperplane<Sphere2D> hyperplane)Split the instance in two parts by an hyperplane. | 
| S1Point | Circle. toSubSpace(Point<Sphere2D> point)Transform a space point into a sub-space point. | 
| Constructor and Description | 
|---|
| SphericalPolygonsSet(BSPTree<Sphere2D> tree,
                    double tolerance)Build a polygons set from a BSP tree. | 
| SphericalPolygonsSet(Collection<SubHyperplane<Sphere2D>> boundary,
                    double tolerance)Build a polygons set from a Boundary REPresentation (B-rep). | 
| SubCircle(Hyperplane<Sphere2D> hyperplane,
         Region<Sphere1D> remainingRegion)Simple constructor. | 
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