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qsomap
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Code formatting; minor fixes

This commit is contained in:
Thomas Kolb 2021-06-01 23:18:03 +02:00
parent a9f987c079
commit 85b3742c43
1 changed files with 15 additions and 23 deletions
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38
qsomap.py
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@ -140,17 +140,6 @@ def svg_make_inverse_country_path(doc, map_radius, polygon, **kwargs):
def render(ref_lat, ref_lon, output_stream):
random.seed(0)
""" Test code
test_lat = [np.pi/2, np.pi/4, 0, -np.pi/4, -np.pi/2]
test_lon = np.arange(-np.pi, np.pi, np.pi/4)
for lat in test_lat:
for lon in test_lon:
x, y = map_azimuthal_equidistant(np.array([lat]), np.array([lon]), np.pi/2, 0)
print(f"{lat*180/np.pi:6.3f}, {lon*180/np.pi:6.3f} => {x[0]:6.3f}, {y[0]:6.3f}", file=sys.stderr)
"""
print("Loading Geodata…", file=sys.stderr)
with open('geo-countries/data/countries.geojson', 'r') as jfile:
@ -159,11 +148,13 @@ def render(ref_lat, ref_lon, output_stream):
print("Finding boundaries…", file=sys.stderr)
# key: 3-letter country identifier
# data: {full_name, numpy.array(coordinates), numpy.array(proj_coordinates)}.
# coordinates is a list of 2xN arrays, where N is the number of points. Row 0
# contains the longitude, Row 1 the latitude.
# proj_coordinates is a list of 2xN arrays, where N is the number of points.
# Row 0 contains the projected x, Row 1 the projected y.
# data: {full_name,
# numpy.array(coordinates),
# numpy.array(proj_coordinates)}.
# coordinates is a list of 2xN arrays, where N is the number of points.
# Row 0 contains the longitude, Row 1 the latitude.
# proj_coordinates is a list of 2xN arrays, where N is the number of
# points. Row 0 contains the projected x, Row 1 the projected y.
simplegeodata = {}
features = geojson['features']
@ -311,10 +302,11 @@ def render(ref_lat, ref_lon, output_stream):
if is_point_in_polygon((antipodal_lon, antipodal_lat),
v['coordinates'][i].T):
print("!!! Found polygon containing the antipodal point!")
obj = svg_make_inverse_country_path(doc, R, np.flipud(points), **{
'class': 'country',
'fill': color})
print("!!! Found polygon containing the antipodal point!",
file=sys.stderr)
obj = svg_make_inverse_country_path(doc, R, np.flipud(points),
**{'class': 'country',
'fill': color})
else:
obj = doc.polygon(points, **{
'class': 'country',
@ -328,8 +320,8 @@ def render(ref_lat, ref_lon, output_stream):
# generate equidistant circles
d_max = 40075/2
for distance in [500, 1000, 2000, 3000, 4000, 5000, 6000, 8000, 10000, 12000,
14000, 16000, 18000, 20000]:
for distance in [500, 1000, 2000, 3000, 4000, 5000, 6000, 8000, 10000,
12000, 14000, 16000, 18000, 20000]:
r = R * distance / d_max
doc.add(doc.circle(center=(R, R), r=r,
**{'class': 'dist_circle'}))
@ -394,7 +386,7 @@ def render(ref_lat, ref_lon, output_stream):
sectorname = chr(ord('A')+x) + chr(ord('A')+y)
"""
print(f"Writing output…", file=sys.stderr)
print("Writing output…", file=sys.stderr)
doc.write(output_stream, pretty=True)
return