SF.net SVN: matplotlib: [5755] trunk/toolkits/basemap/doc/users/figures

[<js...@us...>]

Revision: 5755
          http://matplotlib.svn.sourceforge.net/matplotlib/?rev=5755&view=rev
Author:   jswhit
Date:     2008-07-13 05:31:46 -0700 (Sun, 13 Jul 2008)

Log Message:
-----------
added new example scripts.

Added Paths:
-----------
    trunk/toolkits/basemap/doc/users/figures/aea.py
    trunk/toolkits/basemap/doc/users/figures/eqdc.py
    trunk/toolkits/basemap/doc/users/figures/geos_full.py
    trunk/toolkits/basemap/doc/users/figures/geos_partial.py
    trunk/toolkits/basemap/doc/users/figures/laea.py
    trunk/toolkits/basemap/doc/users/figures/lcc.py
    trunk/toolkits/basemap/doc/users/figures/poly.py
    trunk/toolkits/basemap/doc/users/figures/stere.py

Added: trunk/toolkits/basemap/doc/users/figures/aea.py
===================================================================
--- trunk/toolkits/basemap/doc/users/figures/aea.py	                        (rev 0)
+++ trunk/toolkits/basemap/doc/users/figures/aea.py	2008-07-13 12:31:46 UTC (rev 5755)
@@ -0,0 +1,18 @@
+from mpl_toolkits.basemap import Basemap
+import numpy as np
+import matplotlib.pyplot as plt
+# setup albers equal area conic basemap
+# lat_1 is first standard parallel.
+# lat_2 is second standard parallel.
+# lon_0,lat_0 is central point.
+m = Basemap(width=12000000,height=9000000,
+            resolution='l',projection='aea',\
+            lat_1=45.,lat_2=55,lat_0=50,lon_0=-107.)
+m.drawcoastlines()
+m.fillcontinents(color='coral',lake_color='aqua')
+# draw parallels and meridians.
+m.drawparallels(np.arange(-80.,81.,20.))
+m.drawmeridians(np.arange(-180.,181.,20.))
+m.drawmapboundary(fill_color='aqua') 
+plt.title("Albers Equal Area Projection")
+plt.savefig('aea.png')

Added: trunk/toolkits/basemap/doc/users/figures/eqdc.py
===================================================================
--- trunk/toolkits/basemap/doc/users/figures/eqdc.py	                        (rev 0)
+++ trunk/toolkits/basemap/doc/users/figures/eqdc.py	2008-07-13 12:31:46 UTC (rev 5755)
@@ -0,0 +1,19 @@
+from mpl_toolkits.basemap import Basemap
+import numpy as np
+import matplotlib.pyplot as plt
+# setup equidistant conic basemap.
+# lat_1 is first standard parallel.
+# lat_2 is second standard parallel.
+# lon_0,lat_0 is central point.
+# resolution = 'l' for low-resolution coastlines.
+m = Basemap(width=12000000,height=9000000,
+            resolution='l',projection='eqdc',\
+            lat_1=45.,lat_2=55,lat_0=50,lon_0=-107.)
+m.drawcoastlines()
+m.fillcontinents(color='coral',lake_color='aqua')
+# draw parallels and meridians.
+m.drawparallels(np.arange(-80.,81.,20.))
+m.drawmeridians(np.arange(-180.,181.,20.))
+m.drawmapboundary(fill_color='aqua') 
+plt.title("Equidistant Conic Projection")
+plt.savefig('eqdc.png')

Added: trunk/toolkits/basemap/doc/users/figures/geos_full.py
===================================================================
--- trunk/toolkits/basemap/doc/users/figures/geos_full.py	                        (rev 0)
+++ trunk/toolkits/basemap/doc/users/figures/geos_full.py	2008-07-13 12:31:46 UTC (rev 5755)
@@ -0,0 +1,14 @@
+from mpl_toolkits.basemap import Basemap
+import numpy as np
+import matplotlib.pyplot as plt
+# lon_0 is the central longitude of the projection.
+# resolution = 'l' means use low resolution coastlines.
+m = Basemap(projection='geos',lon_0=-105,resolution='l')
+m.drawcoastlines()
+m.fillcontinents(color='coral',lake_color='aqua')
+# draw parallels and meridians.
+m.drawparallels(np.arange(-90.,120.,30.))
+m.drawmeridians(np.arange(0.,420.,60.))
+m.drawmapboundary(fill_color='aqua') 
+plt.title("Full Disk Geostationary Projection")
+plt.savefig('geos_full.png')

Added: trunk/toolkits/basemap/doc/users/figures/geos_partial.py
===================================================================
--- trunk/toolkits/basemap/doc/users/figures/geos_partial.py	                        (rev 0)
+++ trunk/toolkits/basemap/doc/users/figures/geos_partial.py	2008-07-13 12:31:46 UTC (rev 5755)
@@ -0,0 +1,28 @@
+from mpl_toolkits.basemap import Basemap
+import numpy as np
+import matplotlib.pyplot as plt
+fig = plt.figure()
+# global geostationary map centered on lon_0
+lon_0=57.
+# resolution = None means don't process the boundary datasets.
+m1 = Basemap(projection='geos',lon_0=lon_0,resolution=None)
+# add an axes with a black background
+ax = fig.add_axes([0.1,0.1,0.8,0.8],axisbg='k')
+# plot just upper right quadrant (corners determined from global map).
+# keywords llcrnrx,llcrnry,urcrnrx,urcrnry used to define the lower
+# left and upper right corners in map projection coordinates.
+# llcrnrlat,llcrnrlon,ucrnrlon,urcrnrlat could be used to define
+# lat/lon values of corners - but this won't work in cases such as this
+# where one of the corners does not lie on the earth.
+m = Basemap(projection='geos',lon_0=lon_0,resolution='l',\
+    llcrnrx=0.,llcrnry=0.,urcrnrx=m1.urcrnrx/2.,urcrnry=m1.urcrnry/2.)
+m.drawcoastlines()
+m.drawmapboundary(fill_color='aqua')
+m.fillcontinents(color='coral',lake_color='aqua')
+m.drawcountries()
+# draw parallels and meridians.
+m.drawparallels(np.arange(-90.,120.,30.))
+m.drawmeridians(np.arange(0.,360.,60.))
+m.drawmapboundary()
+plt.title('Geostationary Map Showing A Quadrant of the Globe')
+plt.savefig('geos_partial.png')

Added: trunk/toolkits/basemap/doc/users/figures/laea.py
===================================================================
--- trunk/toolkits/basemap/doc/users/figures/laea.py	                        (rev 0)
+++ trunk/toolkits/basemap/doc/users/figures/laea.py	2008-07-13 12:31:46 UTC (rev 5755)
@@ -0,0 +1,17 @@
+from mpl_toolkits.basemap import Basemap
+import numpy as np
+import matplotlib.pyplot as plt
+# setup lambert azimuthal equal area basemap.
+# lat_ts is latitude of true scale.
+# lon_0,lat_0 is central point.
+m = Basemap(width=12000000,height=8000000,
+            resolution='l',projection='laea',\
+            lat_ts=50,lat_0=50,lon_0=-107.)
+m.drawcoastlines()
+m.fillcontinents(color='coral',lake_color='aqua')
+# draw parallels and meridians.
+m.drawparallels(np.arange(-80.,81.,20.))
+m.drawmeridians(np.arange(-180.,181.,20.))
+m.drawmapboundary(fill_color='aqua') 
+plt.title("Lambert Azimuthal Equal Area Projection")
+plt.savefig('laea.png')

Added: trunk/toolkits/basemap/doc/users/figures/lcc.py
===================================================================
--- trunk/toolkits/basemap/doc/users/figures/lcc.py	                        (rev 0)
+++ trunk/toolkits/basemap/doc/users/figures/lcc.py	2008-07-13 12:31:46 UTC (rev 5755)
@@ -0,0 +1,22 @@
+from mpl_toolkits.basemap import Basemap
+import numpy as np
+import matplotlib.pyplot as plt
+# setup lambert conformal basemap.
+# lat_1 is first standard parallel.
+# lat_2 is second standard parallel (defaults to lat_1).
+# lon_0,lat_0 is central point.
+# rsphere=(6378137.00,6356752.3142) specifies WGS4 ellipsoid
+# area_thresh=1000 means don't plot coastline features less
+# than 1000 km^2 in area.
+m = Basemap(width=12000000,height=9000000,
+            rsphere=(6378137.00,6356752.3142),\
+            resolution='l',area_thresh=1000.,projection='lcc',\
+            lat_1=45.,lat_2=55,lat_0=50,lon_0=-107.)
+m.drawcoastlines()
+m.fillcontinents(color='coral',lake_color='aqua')
+# draw parallels and meridians.
+m.drawparallels(np.arange(-80.,81.,20.))
+m.drawmeridians(np.arange(-180.,181.,20.))
+m.drawmapboundary(fill_color='aqua') 
+plt.title("Lambert Conformal Projection")
+plt.savefig('lcc.png')

Added: trunk/toolkits/basemap/doc/users/figures/poly.py
===================================================================
--- trunk/toolkits/basemap/doc/users/figures/poly.py	                        (rev 0)
+++ trunk/toolkits/basemap/doc/users/figures/poly.py	2008-07-13 12:31:46 UTC (rev 5755)
@@ -0,0 +1,18 @@
+from mpl_toolkits.basemap import Basemap
+import numpy as np
+import matplotlib.pyplot as plt
+# setup lccconic basemap 
+# by specifying lat/lon corners and central point.
+# area_thresh=1000 means don't plot coastline features less
+# than 1000 km^2 in area.
+m = Basemap(llcrnrlon=-35.,llcrnrlat=-30,urcrnrlon=80.,urcrnrlat=50.,\
+            resolution='l',area_thresh=1000.,projection='lcc',\
+            lat_0=0.,lon_0=20.)
+m.drawcoastlines()
+m.fillcontinents(color='coral',lake_color='aqua')
+# draw parallels and meridians.
+m.drawparallels(np.arange(-80.,81.,20.))
+m.drawmeridians(np.arange(-180.,181.,20.))
+m.drawmapboundary(fill_color='aqua') 
+plt.title("Polyconic Projection")
+plt.savefig('poly.png')

Added: trunk/toolkits/basemap/doc/users/figures/stere.py
===================================================================
--- trunk/toolkits/basemap/doc/users/figures/stere.py	                        (rev 0)
+++ trunk/toolkits/basemap/doc/users/figures/stere.py	2008-07-13 12:31:46 UTC (rev 5755)
@@ -0,0 +1,17 @@
+from mpl_toolkits.basemap import Basemap
+import numpy as np
+import matplotlib.pyplot as plt
+# setup stereographic basemap.
+# lat_ts is latitude of true scale.
+# lon_0,lat_0 is central point.
+m = Basemap(width=12000000,height=8000000,
+            resolution='l',projection='stere',\
+            lat_ts=50,lat_0=50,lon_0=-107.)
+m.drawcoastlines()
+m.fillcontinents(color='coral',lake_color='aqua')
+# draw parallels and meridians.
+m.drawparallels(np.arange(-80.,81.,20.))
+m.drawmeridians(np.arange(-180.,181.,20.))
+m.drawmapboundary(fill_color='aqua') 
+plt.title("Stereographic Projection")
+plt.savefig('stere.png')


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