| add_region_ID | Match GCAM ID to region using data from a lookup table. |
| af_ortho | Proj4 string for orthographic projection over Africa |
| assign_prj4s | Helper function for assigning a Proj4 string from several... |
| basin235 | Designator for the basin235 map set |
| ch_aea | Proj4 string for the Albers equal area projection over China |
| chn | Designator for the chn map set |
| drop_regions | Drop regions listed in drops file from data frame. |
| eck3 | Proj4 string for the Eckert III World projection |
| EXTENT_AFRICA | Extent vector for Africa |
| EXTENT_CHINA | Extent vector for China |
| EXTENT_LA | Extent vector for Latin America |
| EXTENT_USA | Extent vector for the continental United States |
| EXTENT_WORLD | Extent vector for the entire world |
| filter_spatial | Get features topologically associated with extent bounds. |
| gcam14_colors | Color palette for 14-region GCAM |
| gcam32_colors | Color palette for 32-region GCAM |
| gcammaptools | gcammaptools: A package for plotting GCAM data on maps |
| get.internal | Get auxiliary data for a named mapset. |
| get_prj4s | Retrieve proj4 projection string. |
| import_mapdata | Single import function for compatible data types. |
| join_gcam | Join GCAM data with spatial data. |
| load_shp | Import ESRI Shapefile or GeoJSON as sf object. |
| map.basin235 | Base map for 235 global water basins |
| map.basin235.simple | Simplified base map for 235 global water basins |
| map.chn | Base map for 32-region GCAM with China subregions |
| map.countries | Base map for gridded data over national borders |
| map.rgn14 | Base map for 14-region GCAM |
| map.rgn14.simple | Simplified base map for 14-region GCAM |
| map.rgn32 | Base map for 32-region GCAM |
| map.rgn32.simple | Simplified base map for 32-region GCAM |
| map.usa | Base map for 32-region GCAM with USA states |
| na_aea | Proj4 string for the Albers equal area projection over North... |
| pgon_from_extent | Create a rectangluar sf polygon from numeric extent or sf... |
| plot_GCAM | Primary GCAM mapping function. Can handle categorical or... |
| plot_GCAM_grid | Plot a gridded dataset over a base map |
| remove_invalid | Clean spatial data. |
| rgn14 | Designator for the rgn14 map set |
| rgn32 | Designator for the rgn32 map set |
| robin | Proj4 string for the Robinson World projection |
| simplify_mapdata | Reduce number of polygons and size of polygons for map... |
| spat_bb | Create sf object from numeric extent. |
| theme_GCAM | Default GCAM theme function |
| translate_province | Replace subregion abbreviations with full subregion names |
| usa | Designator for the usa map set |
| wgs84 | Proj4 string for default WGS84 (EPSG:4326) coordinate... |
