Man pages for helgegoessling/spheRlab
Spherical Geometry, Analysis, and Plotting of Geoscientific Data on Arbitrary Grids
| sl.angle | Compute Angle between Triangle Edges on Sphere |
| sl.assemble.eulermatrix | Assemble rotation matrix for Euler angles (z-x-z convention) |
| sl.barycenter | Compute Barycenter of Points |
| sl.boundingcircle | Find a (Small) Bounding Circle For a Set of Points on a... |
| sl.cart.dist | Cartesian Distance |
| sl.centroid | Compute Centroid of a Polygon |
| sl.checkposition | Check Position of Point Relative to a Line on a Sphere |
| sl.circle | Compute Points Approximating a Circle on a Sphere |
| sl.colbar | Generate a Custom Colourbar |
| sl.contours | Compute Contours |
| sl.crossvec | Cross Product |
| sl.dim | Dimension of Array or Vector |
| sl.elem2linepairs | Extract Unique Edges from Triangular Mesh |
| sl.elemfull2elemsub | Generate Elements of an Unstructured-Mesh Node Subset |
| sl.ens.gcdist.rmse | Calculate root mean square great-circle distance error of an... |
| sl.fillequidist | Insert Points into Line on Sphere |
| sl.finddist | Find Point Pairs Based on Distance |
| sl.findneighbours | Find Node Neighbours Based on Triangular Elements |
| sl.findnn.curvilin | Find Nearest Neighbour in a Gridded Field |
| sl.gc.dist | Great-Circle Distance |
| sl.grid2path | Extract Path from Gridded Field |
| sl.grid.addinfo | Add Grid Variables to CDO Grid File |
| sl.grid.curvilin2unstr | Convert Curvilinear to Unstructured Grid |
| sl.griddes2neighmat | Read CDO Grid Description File and Derive Neighbourhood |
| sl.grid.FESOM3Ddata1Dto2D | Covert 3D FESOM data from 1D to 2D. |
| sl.grid.mergepoints | Merge Nodes of an Unstructured Grid |
| sl.grid.readFESOM | Read FESOM Grid |
| sl.grid.readNCDF | Read NetCDF Grid |
| sl.grid.reduce | Remove Nodes (and Elements) From an Unstructured Grid |
| sl.grid.writeCDO | Write Grid for CDO |
| sl.grid.writeFESOM | Write FESOM Grid |
| sl.grid.writeZAXIS | Write z-axis for CDO |
| sl.inpolygon.convex | Check if Point Inside Convex Polygon |
| sl.intersect | Diagnose Intersections of Line Segments |
| sl.lat1D.c2i | Convert Center Latitudes to Interface Latitudes |
| sl.line.lat.intersect | Check if/where Line Intersects with Latitude |
| sl.line.line.intersect | Check if/where Two Lines Intersect |
| sl.line.polygon.intersect | Check if/where Line Intersects with Polygon |
| sl.load.naturalearth | Load Natural Earth Data |
| sl.lon1D.c2i | Convert Center Longitudes to Interface Longitudes |
| sl.lonlat1Dto2D | Inflate Lat-Lon Vectors to Matrices |
| sl.lonlat2D.c2i | Convert Curvilinear Lon-Lat Grid Center Locations to... |
| sl.lonlat2xyz | Convert Lon-Lat to X-Y-Z |
| sl.lonlat.angle | Compute Angle (GC-Distance) between Points on Sphere |
| sl.lonlat.identical | Check if Lon-Lat Vectors Share Elements |
| sl.lonlatrot2abg | Convert Rotation Lon-Lat-Rot to Alpha-Beta-Gamma |
| sl.match.comp | Find First Comparison Match |
| sl.mhd | Modified Hausdorff Distance (MHD) Calculator |
| sl.mhd.edge | Edge Calculator for Modified Hausdorff Distance |
| sl.num2colbar | Convert Numerics to Integers Corresponding to Colourbar... |
| sl.num2colbarbreaks | Auto-Define Colourbar Breaks |
| sl.p2p | Compute Point Between Points on Sphere |
| sl.plot.3D.init | 3D Polar Plot |
| sl.plot.colbar | Plot Colourbar |
| sl.plot.contours | Plot Contours |
| sl.plot.domainbound.curvilin | Plot Curvilinear Grid Boundaries |
| sl.plot.elem | Plot Grid Elements |
| sl.plot.end | Finish Plot |
| sl.plot.field | Plot Unstructured Field on Polygons around Nodes |
| sl.plot.field.elem | Plot Field on Triangular Elements |
| sl.plot.fld.curvilin | Plot Curvilinear Field |
| sl.plot.init | Initialise spheRlab Plot |
| sl.plot.landsea | Plot Land-Sea Mask of a Grid |
| sl.plot.lines | Plot Lines |
| sl.plot.lonlatgrid | Plot Longitude-Latitude Grid |
| sl.plot.lonlatlabels | Plot Longitude-Latitude Labels |
| sl.plot.naturalearth | Plot Natural Earth Data |
| sl.plot.platon.end | Finish Platon Plot |
| sl.plot.platon.init | Initialise Platon Plot |
| sl.plot.points | Plot Points |
| sl.plot.polygon | Plot Polygon |
| sl.plot.text | Plot Text |
| sl.plot.vectors | Plot Vectors |
| sl.point.between | Check if Point Between Points |
| sl.points2ellipse | Draw Ellipse around Points on a Sphere |
| sl.polygon.area | Compute Polygon Area on Sphere |
| sl.polygon.mergehole | Merge Hole in Polygon |
| sl.polygon.polygon.intersect | Check if/where Polygons Intersect |
| sl.polygon.rotdir | Check Polygon Direction of Rotation |
| sl.proj.mollweide | Mollweide Projection |
| sl.read.args | Read Named Arguments in Batch Mode |
| sl.remap.array | Remap Array |
| sl.rot | Coordinate Rotation on Sphere |
| sl.rot.vec | Rotate velocity vectors on a sphere |
| sl.segment | Segment Logical Vector |
| sl.shift | Shift Point on Sphere |
| sl.smalltriag.area | Compute Small Triangle Area on Sphere |
| sl.spatialfilter | Apply Spatial Filter |
| sl.spatialfilter.getweights | Compute Spatial Filter Weights |
| sl.tracer.calculate.trajectories | Calculate kinematic trajectories |
| sl.trackingshot | Create Trackingshot Movie |
| sl.trackingshot.way | Create tracking shot path |
| sl.trackingshot.waypoint | Create waypoint |
| sl.trackingshot.waypoints | Concatenate waypoints |
| sl.trajectory.remaptime | Remap Times of Trajectories on Sphere |
| sl.triag.area | Compute Triangle Area on Sphere |
| sl.uv2uvw | Coordinate transformation of velocity vectors (2D -> 3D) |
| sl.uvw2uv | Coordinate transformation of velocity vectors (3D -> 2D) |
| sl.view.colbar | View Colourbar |
| sl.vis.shift.rot | Check Visibility, Shift, and Rotate Points |
| sl.xyz2lonlat | Convert X-Y-Z to Lon-Lat |
| sl.xyz.angle | Compute Angle Between 3D Vectors |
| spheRlab-package | Spherical Geometry, Analysis, and Plotting of Geoscientific... |
