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| arcdist | Calculation of distances along arcs |
| arcdistmat | Calculation of distance matrices along arcs |
| arcpoints | Calculation of point coordinates along an arc |
| CarToPol | Conversion of 3d Cartesian coordinates to polar coordinates |
| CarToPol-method | Conversion of 3d Cartesian coordinates to polar coordinates |
| cellocator | Locate grid faces based on their positions on a map |
| centers | The face centers of an icosahedral grid object |
| centers-method | The face centers of an icosahedral grid object |
| chullsphere | Spherical convex hull. |
| edgelength | Lengths of grid edges |
| edgelength-method | Lengths of grid edges |
| edges | The edges of a 3d object |
| edges-method | The edges of a 3d object |
| facelayer | A 'facelayer' linked to a 'trigrid' or 'hexagrid' object |
| facelayer-class | A 'facelayer' linked to a 'trigrid' or 'hexagrid' object |
| faces | The faces of a 3d object |
| faces-method | The faces of a 3d object |
| faces3d | Methods of 3D face plotting. |
| faces3d-method | Methods of 3D face plotting. |
| gridgraph | Create or instantiate an 'graph' class graph from the faces of an icosahedral grid |
| gridgraph-method | Create or instantiate an 'graph' class graph from the faces of an icosahedral grid |
| gridlabs | Labels of grid vertices, faces and edges. |
| gridlabs3d | Display the names of the grid elements in 3d plots. |
| gridlabs3d-method | Display the names of the grid elements in 3d plots. |
| guides3d | Guides for 3d spherical plotting. |
| heatMapLegend | Legend for a heatmap with predefined colors. |
| hexagrid | Construct a penta-hexagonal icosahedral grid |
| hexagrid-class | Construct a penta-hexagonal icosahedral grid |
| icosa | Global Triangular and Hexa-Pentagonal Grids Based on Tessellated Icosahedra |
| length-method | The number of faces in a 'trigrid' or 'hexagrid' class object. |
| lines-method | Lines method for the 'trigrid' and 'hexagrid' classes |
| lines3d | Methods of 3d line plotting |
| lines3d-method | Methods of 3d line plotting |
| locate | Basic lookup function of coordinates on an icosahedral grid |
| locate-method | Basic lookup function of coordinates on an icosahedral grid |
| names-method | The face names in a 'facelayer' class object |
| newgraph | Add an igraph object to a predefined slot in an icosahedral grid |
| newgraph-method | Add an igraph object to a predefined slot in an icosahedral grid |
| newsp | Add a 'SpatialPolygons' object to a predefined slot in a 'trigrid' or 'hexagrid' object |
| newsp-method | Add a 'SpatialPolygons' object to a predefined slot in a 'trigrid' or 'hexagrid' object |
| occupied | Faces occupied by the specified object |
| orientation | Extracting and setting the grid orientation |
| orientation-method | Extracting and setting the grid orientation |
| orientation<- | Extracting and setting the grid orientation |
| orientation<--method | Extracting and setting the grid orientation |
| plot | Plot method for the 'trigrid', 'hexagrid' or 'facelayer' classes |
| plot-method | Plot method for the 'trigrid', 'hexagrid' or 'facelayer' classes |
| plot3d | 3d plotting of an icosahedral grid, its subset or a data layer |
| plot3d.facelayer | 3d plotting of an icosahedral grid, its subset or a data layer |
| plot3d.hexagrid | 3d plotting of an icosahedral grid, its subset or a data layer |
| plot3d.trigrid | 3d plotting of an icosahedral grid, its subset or a data layer |
| PolToCar | Conversion of polar coordinates to 3d Cartesian coordinates |
| PolToCar-method | Conversion of polar coordinates to 3d Cartesian coordinates |
| pos | Position of face centers and vertices on a grid |
| resample | Resampling of data involving a 'trigrid' or a 'hexagrid' object. |
| resample-method | Resampling of data involving a 'trigrid' or a 'hexagrid' object. |
| rotate | Rotation of 'trigrid' and 'hexagrid' objects |
| rotate-method | Rotation of 'trigrid' and 'hexagrid' objects |
| rpsphere | Random point generation on the surface of a sphere |
| SpLines | Create a 'SpatialLines' class object from an icosahedral grid |
| SpLines-method | Create a 'SpatialLines' class object from an icosahedral grid |
| SpPolygons | Spatial polygons from an icosahedral grid |
| SpPolygons-method | Spatial polygons from an icosahedral grid |
| subset | Subsetting an icosahedral grid or data layers organized with them |
| subset-method | Subsetting an icosahedral grid or data layers organized with them |
| surfacearea | Areas of grid cell surfaces |
| surfacearea-method | Areas of grid cell surfaces |
| surfacecentroid | Surface centroid point of a spherical point cloud |
| surfacecentroid-method | Surface centroid point of a spherical point cloud |
| tessguide | Tessellation guide to 'hexagrid' objects |
| translate | Translating an icosahedral grid object in 3d Cartesian space |
| translate-method | Translating an icosahedral grid object in 3d Cartesian space |
| trigrid | A triangular icosahedral grid |
| trigrid-class | A triangular icosahedral grid |
| trishape | Shape distortions of the triangular faces and subfaces |
| trishape-method | Shape distortions of the triangular faces and subfaces |
| values | Extract and replace values from a gridlayer-derived object (e.g. 'link{facelayer}'). |
| values-method | Extract and replace values from a gridlayer-derived object (e.g. 'link{facelayer}'). |
| values<- | Extract and replace values from a gridlayer-derived object (e.g. 'link{facelayer}'). |
| values<--method | Extract and replace values from a gridlayer-derived object (e.g. 'link{facelayer}'). |
| vertices | The vertices of an icosahedral grid object |
| vertices-method | The vertices of an icosahedral grid object |
| vicinity | The neighbouring faces of faces in an icosahedral grid |
| vicinity-method | The neighbouring faces of faces in an icosahedral grid |
| [-method | Extraction from a gridlayer using indices |
| [-method | Subsetting an icosahedral grid or data layers organized with them |
| [<--method | Extraction from a gridlayer using indices |