File formats supported by surfit
Data type Format Function for loading data Function for saving data
Surfaces (grids) surfit native surf_load surf_save
Surfer ASCII-grd surf_load_grd surf_save_grd
Surfer binary formats (v6, v7) surf_load_grd surf_save_grd
Three columns XYZ files surf_load_xyz surf_save_xyz
General Mapping Tools format surf_load_gmt surf_save_gmt
Grass GIS ASCII format surf_load_grass surf_save_grass
ArcGis ASCII grids surf_load_arcgis surf_save_arcgis
JPG files surf_load_jpg surf_save_jpg
BMP files surf_load_bmp

surf_save_bmp

Scattered points surfit native pnts_load pnts_save
columned text files pnts_read pnts_write
ESRI shape files (shp) pnts_load_shp

pnts_save_shp

2D curves surfit native curv_load curv_save
columned text files curv_read curv_write
Surfer BLN files curv_load_bln curv_save_bln
ESRI shape files (shp) curv_load_shp

curv_save_shp

3D curves (contours) surfit native cntr_load cntr_save
columned text files cntr_read cntr_write
Surfer BLN files cntr_load_bln cntr_save_bln
ESRI shape files (shp) cntr_load_shp

cntr_save_shp

Areas (polygons) surfit native area_load area_save
columned text files area_read area_write
Surfer BLN files area_load_bln area_save_bln
ESRI shape files (shp) area_load_shp

area_save_shp

DEMs surfit native dem_load dem_save
Surfer ASCII-grd dem_load_grd dem_save_grd
DTM dem_load_dtm dem_save_dtm
HGT files (Shuttle Radar Topographic Mission files) dem_load_hgt
zipped HGT files dem_load_hgt_zip
GTOPO30/GLOBE files dem_load_globe
Three columns XYZ files

dem_save_xyz



surfit: gridding and contouring software.