def gener_borders( self, thick, dens = None, domain = None, \
file_b = 'borders.ll' ):#, file_s = 'shapes' ):
'''Generates files:
-'file_b.ll' (lon-lat convension) list of points filtered by
optional 'dens' density (hpgrid method) and located whithin 'thick'
distance from ocean coasts (in kilometers) inside domain.
-'contours[.ll,.xyz]' current contours inside domain.
-garbage due to inner calls.
'''
contour = [ [ GC.norm_lon( c[0] ) , GC.norm_lat( c[1] ) ] \
for c in self.contour ]
#selecting contour in domain
if domain:
contour = [ c for c in contour[:] if is_inside( c, domain ) ]
temp = geofiles.lonlat_to_xyz( contour )
#outputting contours
geofiles.w_xyz( 'contours.xyz', temp )
geofiles.w_lonlat( 'contours.ll', contour )
#merging contours and verts inside domain
points = geofiles.xyz_to_lonlat( self.verts )
if domain:
points = [ p for p in points[:] if is_inside( p, domain ) ]
else:
pass
points = geofiles.lonlat_to_xyz( points + contour )
#filtering by 'dens'
if dens:
tg = hpgrid.Grid()
tg.points = points
tg.points_filter( dens )
points = tg.points
points = geofiles.xyz_to_lonlat( points )
geofiles.w_lonlat( 'temp.ll', points )
## #outputting shapes
## geofiles.w_xyz( file_s + '.xyz', points )
## points = geofiles.xyz_to_lonlat( points )
## geofiles.w_lonlat( file_s + '.ll', points )
#creating borders with GMT
ts = str( thick )
## subprocess.call( 'gmt gmtselect ' + file_s + '.ll -fg -C' + ts + \
## 'k/contours.ll > ' + file_b + '.ll', shell=True )
subprocess.call( 'gmt gmtselect ' + 'temp.ll -fg -C' + ts + \
'k/contours.ll > ' + file_b, shell=True )
os.remove('temp.ll')
return
def merge_borders( self, file1, file2, thick, file_out='merged.ll' ):
'''Merges two presumably border files into 'file_out' by
placing all points from second file and that very points from file1
those are out of file2 'cover area'
'''
self.extract_borders_from_v( file1, file2, thick, 'temp' )
verts = geofiles.r_lonlat( file1 )
app = geofiles.r_lonlat( file2 )
geofiles.w_lonlat( file_out, verts + app )
os.remove( 'temp' )
return
def main():
print( 'Generating borders:' )
print('-loading shapes')
bord = BG.Border( '/home/gleb/Documents/GMT_DATA/gshhg-shp-2.3.4/GSHHS_shp/l/GSHHS_l_L1' )
print('-preparing contours')
#better use all shapes, but that takes time
bord.make_shapes_contour( domain = (45, 315, 50, 90) )
print('-adding verts')
bord.add_hp_verts( 5.0, 4.0 )
bord.add_hp_verts( 2.0, 2.0, (0, 360, 60, 90) ) #0.5 0.9
print(' high resolution domain')
bord.add_hp_verts( 0.7, 0.7, (150, 270, 60, 85) )
bord.add_hp_verts( 0.1, 0.1, (180, 250, 65, 82) )
bord.add_hp_verts( 0.04, 0.01, (190, 230, 65, 79) )
bord.add_hp_verts( 0.05, 0.01, (195, 225, 67, 75) )
bverts = bord.verts[:]
## #canal
## print('-adding `canal` high resolution domain')
## bord.add_contour( 'canal.ll' )
## bord.add_hp_verts( 0.07, 0.07, (175, 190, 55, 60) )
print('-filtering contours')
bord.filter_contour( 0.05, (0, 360, 50, 90) )
print('-actually generating borders` file')
## bord.gener_borders( 50, domain=(90, 270, 50, 90) )
bord.gener_borders( 50, domain=(150, 260, 50, 90) )
bord.filter_v_by_b( 'borders.ll', 'contours.ll', 150, 'marks.ll' )
print('-adding coverage')
## grid = hpgrid.Grid()
## grid.points_gen( 5. )
## grid.points_filter( 4. )
##
## pol = hpgrid.Grid( hpgrid.Domain( theta = (0, 0.44) ) )
## pol.points_gen( 1. )
## pol.points_filter( 1. )
##
## hig = hpgrid.Grid( hpgrid.Domain( units=0, phi = (170,240), \
## theta = (14, 30) ) )
## hig.points_gen( 0.15 )
## hig.points_filter( 0.15 )
##
## #alaska north shores
## can = hpgrid.Grid( hpgrid.Domain( units=0, phi = (200,220), \
## theta = (15, 25) ) )
## # (0 (180 185) (30 40) )
## can.points_gen( 0.1 )
## can.points_filter( 0.1 )
##
## verts = geofiles.xyz_to_lonlat( grid.points + pol.points + hig.points + \
## can.points )
verts = geofiles.xyz_to_lonlat( bverts )
geofiles.w_lonlat( 'verts.ll', verts )
print('\n-finalizing files')
bord.extract_borders_from_v( 'verts.ll', 'borders.ll', 1 )
verts = geofiles.r_lonlat( 'extrd.ll' )
bords = geofiles.r_lonlat( 'borders.ll' )
geofiles.w_xyz( 'shapes.xyz', geofiles.lonlat_to_xyz( verts + bords ) )
#os.remove( 'verts.ll' )
print('done!\n')
return
def main():
print( 'Generating borders:' )
print('-loading shapes')
bord = BG.Border( '/home/gleb/Documents/GMT_DATA/gshhg-shp-2.3.4/GSHHS_shp/l/GSHHS_l_L1' )
print('-preparing contours')
#better use all shapes, but that takes time
bord.make_shapes_contour( domain = (45, 315, 50, 90) )
print('-adding verts')
bord.add_hp_verts( 15.0, 14.0 )
bord.add_hp_verts( 2., 1., (0, 360, 60, 90) ) #0.5 0.9
print(' high resolution domain')
bord.add_hp_verts( 0.1, 0.1, (180, 240, 65, 75) )
bord.add_hp_verts( 0.02, 0.01, (200, 220, 69, 72) )
print('-filtering contours')
bord.filter_contour( 0.01, (0, 360, 50, 90) )
print('-actually generating borders` file')
bord.gener_borders( 75, 0.01, domain=(190, 240, 60, 80), file_b='b0.ll')
bord.gener_borders( 150, 0.1, domain=(190, 240, 60, 80), file_b='b1.ll' )
bord.gener_borders( 300, 0.7, domain=(190, 240, 60, 80), file_b='b2.ll' )
#bord.filter_v_by_b( 'borders.ll', 'contours.ll', 50, 'marks.ll' )
print('-adding coverage')
grid = hpgrid.Grid()
grid.points_gen( 5. )
grid.points_filter( 4. )
pol = hpgrid.Grid( hpgrid.Domain( theta = (0, 0.44) ) )
pol.points_gen( 2. )
pol.points_filter( 2. )
hig = hpgrid.Grid( hpgrid.Domain( units=0, phi = (170,210), \
theta = (20, 30) ) )
hig.points_gen( 1. )
hig.points_filter( 1. )
can = hpgrid.Grid( hpgrid.Domain( units=0, phi = (180,185), \
theta = (30, 40) ) )
can.points_gen( 1. )
can.points_filter( 1. )
verts = geofiles.xyz_to_lonlat( grid.points + pol.points + hig.points + \
can.points )
geofiles.w_lonlat( 'verts.ll', verts )
print('\n-file gen')
bord.extract_borders_from_v( 'b1.ll', 'b0.ll', 5, 'bb1.ll' )
bord.extract_borders_from_v( 'b2.ll', 'b0.ll', 78, 'bb2.ll' )
bord.extract_borders_from_v( 'verts.ll', 'b0.ll', 225, 'vv.ll' )
verts = geofiles.r_lonlat( 'vv.ll' )
b0 = geofiles.r_lonlat( 'b0.ll' )
b1 = geofiles.r_lonlat( 'bb1.ll' )
b2 = geofiles.r_lonlat( 'bb2.ll' )
v = BG.dupl_del( verts + b0 + b1 + b2 )
geofiles.w_xyz( 'shapes.xyz', geofiles.lonlat_to_xyz( v ) )
os.remove( 'vv.ll' )
os.remove( 'b0.ll' )
os.remove( 'b1.ll' )
os.remove( 'b2.ll' )
os.remove( 'bb1.ll' )
os.remove( 'bb2.ll' )
os.remove( 'verts.ll' )
print('done!\n')
return