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


[Up] [Top]

Documentation for package ‘rgeos’ version 0.5-5

Help Pages

A B C D G I N O P R S T U V W misc

-- A --

append.poly Generics/Methods for polygon objects
append.poly-method Class "gpc.poly"
append.poly-methods Generics/Methods for polygon objects
area.poly Generics/Methods for polygon objects
area.poly-method Class "gpc.poly"
area.poly-methods Generics/Methods for polygon objects

-- B --

bbox-method Class "Ring"
bbox-method Class "SpatialRingsDataFrame"
bbox2SP Converts a bounding box into a SpatialPolygons object.

-- C --

checkP4S RGEOS Utility Functions
coerce-method Class "Ring"
coerce-method Class "SpatialRings"
coerce-method Class "SpatialRingsDataFrame"
coerce-method Class "gpc.poly"
coerce-method Class "gpc.poly.nohole"
coordinates-method Class "Ring"
coordinates-method Class "SpatialRings"
coordinates-method Class "SpatialRingsDataFrame"
coordnames-method Class "Ring"
coordnames-method Class "SpatialRings"
coordnames-method Class "SpatialRingsDataFrame"
coordnames<--method Class "Ring"
coordnames<--method Class "SpatialRings"
coordnames<--method Class "SpatialRingsDataFrame"
createPolygonsComment RGEOS Polygon Hole Comment Functions
createSPComment RGEOS Polygon Hole Comment Functions

-- D --

dim-method Class "SpatialRingsDataFrame"

-- G --

gArea Area of Geometry
gBinarySTRtreeQuery Experimental Functions
gBoundary Boundary of Geometry
gBuffer Buffer Geometry
gCentroid Centroid of Geometry
gContains Geometry Relationships - Contains and Within
gContainsProperly Geometry Relationships - Contains and Within
gConvexHull Convex Hull of Geometry
gCoverageUnion Coverage Union
gCoveredBy Geometry Relationships - Contains and Within
gCovers Geometry Relationships - Contains and Within
gCrosses Geometry Relationships - Crosses and Overlaps
gDelaunayTriangulation Compute Delaunay triangulation between points
gDifference Geometry Difference
gDisjoint Geometry Relationships - Intersects and Disjoint
gDistance Distance between geometries
gEnvelope Envelope of Geometry
gEquals Geometry Relationships - Equality
gEqualsExact Geometry Relationships - Equality
get.bbox Generics/Methods for polygon objects
get.bbox-method Class "gpc.poly"
get.bbox-methods Generics/Methods for polygon objects
get.pts Generics/Methods for polygon objects
get.pts-method Class "gpc.poly"
get.pts-methods Generics/Methods for polygon objects
getScale RGEOS Utility Functions
get_do_poly_check RGEOS Polygon Hole Comment Functions
get_RGEOS_CheckValidity RGEOS Utility Functions
get_RGEOS_dropSlivers RGEOS Utility Functions
get_RGEOS_polyThreshold RGEOS Utility Functions
get_RGEOS_warnSlivers RGEOS Utility Functions
gInterpolate Interpolate Points along Line Geometry
gIntersection Geometry Intersections
gIntersects Geometry Relationships - Intersects and Disjoint
gIsEmpty Is Geometry Empty?
gIsRing Is Geometry a Ring?
gIsSimple Is Geometry Simple?
gIsValid Is Geometry Valid?
gLength Length of Geometry
gLineMerge Geometry Union
gMakeValid Make invalid geometries valid
gNearestPoints Closest Points of two Geometries
gNode Linestring Noder
gOverlaps Geometry Relationships - Crosses and Overlaps
gpc.poly-class Class "gpc.poly"
gpc.poly.nohole-class Class "gpc.poly.nohole"
gPointOnSurface Point on Surface of Geometry
gPolygonize Linestring Polygonizer
gProject Project Points to Line Geometry
gRelate Geometry Relationships - Intersection Matrix Pattern (DE-9IM)
gSimplify Simplify Geometry
gSymdifference Geometry Symmetric Difference
gTouches Geometry Relationships - Touches
gUnarySTRtreeQuery Experimental Functions
gUnaryUnion Geometry Union
gUnion Geometry Union
gUnionCascaded Geometry Union
gWithin Geometry Relationships - Contains and Within
gWithinDistance Distance between geometries

-- I --

intersect-method Class "gpc.poly"

-- N --

names-method Class "SpatialRingsDataFrame"
names<--method Class "SpatialRingsDataFrame"
new-generics Generics/Methods for polygon objects

-- O --

overGeomGeom Find spatial join or intersections
overGeomGeomDF Find spatial join or intersections

-- P --

plot-method Class "SpatialCollections"
plot-method Class "SpatialRings"
plot-method Class "SpatialRingsDataFrame"
plot-method Class "gpc.poly"
polyfile Read/Write polygon data
polygonsLabel Compute optimal label positions for polygons
poly_findInBoxGEOS Experimental Functions

-- R --

read.polyfile Read/Write polygon data
readWKT RGEOS WKT Functions
RGEOSArea Area of Geometry
RGEOSBoundary Boundary of Geometry
RGEOSBuffer Buffer Geometry
RGEOSContains Geometry Relationships - Contains and Within
RGEOSConvexHull Convex Hull of Geometry
RGEOSCrosses Geometry Relationships - Crosses and Overlaps
RGEOSDisjoint Geometry Relationships - Intersects and Disjoint
RGEOSDistance Distance between geometries
RGEOSEnvelope Envelope of Geometry
RGEOSEquals Geometry Relationships - Equality
RGEOSEqualsExact Geometry Relationships - Equality
RGEOSGetCentroid Centroid of Geometry
RGEOSHausdorffDistance Distance between geometries
RGEOSIntersects Geometry Relationships - Intersects and Disjoint
RGEOSisEmpty Is Geometry Empty?
RGEOSisRing Is Geometry a Ring?
RGEOSisSimple Is Geometry Simple?
RGEOSisValid Is Geometry Valid?
RGEOSisWithinDistance Distance between geometries
RGEOSLength Length of Geometry
RGEOSLineMerge Geometry Union
RGEOSOverlaps Geometry Relationships - Crosses and Overlaps
RGEOSPointOnSurface Point on Surface of Geometry
RGEOSRelate Geometry Relationships - Intersection Matrix Pattern (DE-9IM)
RGEOSTouches Geometry Relationships - Touches
RGEOSUnionCascaded Geometry Union
RGEOSWithin Geometry Relationships - Contains and Within
rgeos_extSoftVersion RGEOS Utility Functions
Ring create SpatialRings or SpatialRingsDataFrame
Ring-class Class "Ring"
row.names-method Class "SpatialCollections"
row.names-method Class "SpatialRings"
row.names-method Class "SpatialRingsDataFrame"
row.names<--method Class "SpatialRings"
row.names<--method Class "SpatialRingsDataFrame"

-- S --

scale.poly Generics/Methods for polygon objects
scale.poly-method Class "gpc.poly"
scale.poly-methods Generics/Methods for polygon objects
setdiff-method Class "gpc.poly"
setScale RGEOS Utility Functions
set_do_poly_check RGEOS Polygon Hole Comment Functions
set_RGEOS_CheckValidity RGEOS Utility Functions
set_RGEOS_dropSlivers RGEOS Utility Functions
set_RGEOS_polyThreshold RGEOS Utility Functions
set_RGEOS_warnSlivers RGEOS Utility Functions
show-method Class "gpc.poly"
SpatialCollections create SpatialCollections
SpatialCollections-class Class "SpatialCollections"
SpatialLinesNULL-class Class "SpatialCollections"
SpatialPointsNULL-class Class "SpatialCollections"
SpatialPolygonsNULL-class Class "SpatialCollections"
SpatialRings create SpatialRings or SpatialRingsDataFrame
SpatialRings-class Class "SpatialRings"
SpatialRingsDataFrame create SpatialRings or SpatialRingsDataFrame
SpatialRingsDataFrame-class Class "SpatialRingsDataFrame"
SpatialRingsNULL-class Class "SpatialCollections"
spChFIDs-method Class "SpatialRings"
spChFIDs-method Class "SpatialRingsDataFrame"
symdiff Generics/Methods for polygon objects
symdiff-method Class "gpc.poly"

-- T --

translate RGEOS Utility Functions
triangulate Generics/Methods for polygon objects
triangulate-method Class "gpc.poly"
triangulate-methods Generics/Methods for polygon objects
tristrip Generics/Methods for polygon objects
tristrip-method Class "gpc.poly"
tristrip-methods Generics/Methods for polygon objects

-- U --

union-method Class "gpc.poly"

-- V --

version_GEOS RGEOS Utility Functions
version_GEOS0 RGEOS Utility Functions

-- W --

write.polyfile Read/Write polygon data
writeWKT RGEOS WKT Functions

-- misc --

[-method Class "SpatialRings"
[-method Class "SpatialRingsDataFrame"
[-method Class "gpc.poly"