Interface to Geometry Engine - Open Source ('GEOS')

bbox2SP | Converts a bounding box into a SpatialPolygons object. |

class-gpc.poly | Class "gpc.poly" |

class-gpc.poly.nohole | Class "gpc.poly.nohole" |

class-Ring | Class "Ring" |

class-SpatialCollections | Class "SpatialCollections" |

class-SpatialRings | Class "SpatialRings" |

class-SpatialRingsDataFrame | Class "SpatialRingsDataFrame" |

comment-functions | RGEOS Polygon Hole Comment Functions |

constructor-SpatialCollections | create SpatialCollections |

constructor-SpatialRings | create SpatialRings or SpatialRingsDataFrame |

experimental-functions | Experimental Functions |

gpc-new-generics | Generics/Methods for polygon objects |

gpc-polyfile | Read/Write polygon data |

labelpt | Compute optimal label positions for polygons |

linref-gInterpolate | Interpolate Points along Line Geometry |

linref-gProject | Project Points to Line Geometry |

misc-gArea | Area of Geometry |

misc-gBuffer | Buffer Geometry |

misc-gDistance | Distance between geometries |

misc-gLength | Length of Geometry |

misc-gNearestPoints | Closest Points of two Geometries |

misc-over | Find spatial join or intersections |

pred-binary-gContains | Geometry Relationships - Contains and Within |

pred-binary-gCrosses | Geometry Relationships - Crosses and Overlaps |

pred-binary-gEquals | Geometry Relationships - Equality |

pred-binary-gIntersects | Geometry Relationships - Intersects and Disjoint |

pred-binary-gRelate | Geometry Relationships - Intersection Matrix Pattern (DE-9IM) |

pred-binary-gTouches | Geometry Relationships - Touches |

pred-unary-gIsEmpty | Is Geometry Empty? |

pred-unary-gIsRing | Is Geometry a Ring? |

pred-unary-gIsSimple | Is Geometry Simple? |

pred-unary-gIsValid | Is Geometry Valid? |

topo-bin-gDifference | Geometry Difference |

topo-bin-gIntersection | Geometry Intersections |

topo-bin-gSymdifference | Geometry Symmetric Difference |

topo-bin-gUnion | Geometry Union |

topo-unary-gBoundary | Boundary of Geometry |

topo-unary-gCentroid | Centroid of Geometry |

topo-unary-gConvexHull | Convex Hull of Geometry |

topo-unary-gDelaunayTriangulation | Compute Delaunay triangulation between points |

topo-unary-gEnvelope | Envelope of Geometry |

topo-unary-gNode | Linestring Noder |

topo-unary-gPointOnSurface | Point on Surface of Geometry |

topo-unary-gPolygonize | Linestring Polygonizer |

topo-unary-gSimplify | Simplify Geometry |

utility-functions | RGEOS Utility Functions |

wkt-functions | RGEOS WKT Functions |

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