def test_write_output(output_dir):
"""
render the basemap
"""
r = Renderer(bna_star,
output_dir,
image_size=(600, 600),
draw_back_to_fore=True,
formats=['png'])
r.draw_background()
BB = r.map_BB
(min_lon, min_lat) = BB[0]
(max_lon, max_lat) = BB[1]
N = 100
# create some random particle positions:
lon = random.uniform(min_lon, max_lon, (N, ))
lat = random.uniform(min_lat, max_lat, (N, ))
# create a sc
sc = sample_sc_release(num_elements=N)
sc['positions'][:, 0] = lon
sc['positions'][:, 1] = lat
r.cache = FakeCache(sc)
r.write_output(0)
r.save_foreground(os.path.join(output_dir, 'map_and_elements.png'))
r.draw_back_to_fore = False
r.clear_foreground()
r.write_output(1)
r.save_foreground(os.path.join(output_dir, 'just_elements.png'))
def test_write_output(output_dir):
"""
render the basemap
"""
r = Renderer(bna_star,
output_dir,
image_size=(600, 600),
draw_back_to_fore=True,
formats=['png'])
r.draw_background()
BB = r.map_BB
(min_lon, min_lat) = BB[0]
(max_lon, max_lat) = BB[1]
N = 100
# create some random particle positions:
lon = random.uniform(min_lon, max_lon, (N, ))
lat = random.uniform(min_lat, max_lat, (N, ))
# create a sc
sc = sample_sc_release(num_elements=N)
sc['positions'][:, 0] = lon
sc['positions'][:, 1] = lat
r.cache = FakeCache(sc)
r.write_output(0)
r.save_foreground(os.path.join(output_dir, 'map_and_elements.png'))
r.draw_back_to_fore = False
r.clear_foreground()
r.write_output(1)
r.save_foreground(os.path.join(output_dir, 'just_elements.png'))
def test_render_basemap_with_bounds(output_dir):
"""
render the basemap
"""
r = Renderer(bna_sample, output_dir, image_size=(600, 600))
r.draw_background()
r.save_background(os.path.join(output_dir, 'basemap_bounds.png'))
def test_render_basemap_with_bounds(output_dir):
"""
render the basemap
"""
r = Renderer(bna_sample, output_dir, image_size=(600, 600))
r.draw_background()
r.save_background(os.path.join(output_dir, 'basemap_bounds.png'))
def test_show_hide_map_bounds(output_dir):
r = Renderer(bna_star, output_dir, image_size=(600, 600))
r.draw_background()
r.save_background(os.path.join(output_dir, 'star_background.png'))
# try again without the map bounds:
r.draw_map_bounds = False
r.draw_background()
r.save_background(os.path.join(output_dir, 'star_background_no_bound.png'))
def test_show_hide_map_bounds(output_dir):
r = Renderer(bna_star, output_dir, image_size=(600, 600))
r.draw_background()
r.save_background(os.path.join(output_dir, 'star_background.png'))
# try again without the map bounds:
r.draw_map_bounds = False
r.draw_background()
r.save_background(os.path.join(output_dir,
'star_background_no_bound.png'))
def test_draw_raster_map(output_dir):
"""
tests drawing the raster map
Note: you need to look at the output to know if it did it right...
"""
import gnome
r = Renderer(bna_sample, image_size=(1000, 1000))
r.viewport = ((-127.47, 48.10), (-127.22, 48.24))
r.draw_background()
# make a raster map out of the BNA:
r.raster_map = gnome.map.MapFromBNA(bna_sample, raster_size=10000)
r.raster_map_outline = True
r.draw_raster_map()
r.save_background(os.path.join(output_dir, 'raster_map_render.png'))
def test_draw_raster_map(output_dir):
"""
tests drawing the raster map
Note: you need to look at the output to know if it did it right...
"""
import gnome
r = Renderer(bna_sample, image_size=(1000, 1000))
r.viewport = ((-127.47, 48.10), (-127.22, 48.24))
r.draw_background()
# make a raster map out of the BNA:
r.raster_map = gnome.map.MapFromBNA(bna_sample,
raster_size=10000)
r.raster_map_outline = True
r.draw_raster_map()
r.save_background(os.path.join(output_dir, 'raster_map_render.png'))
def test_set_viewport(output_dir):
"""
tests various rendering, re-zooming, etc
NOTE: this will only test if the code crashes, you have to look
at the rendered images to see if it does the right thing
"""
r = Renderer(
bna_star,
output_dir,
image_size=(600, 600),
projection=GeoProjection(),
)
# re-scale:
# should show upper right corner
r.viewport = ((-73, 40), (-70, 43))
r.draw_background()
r.save_background(os.path.join(output_dir, 'star_upper_right.png'))
# re-scale:
# should show lower right corner
r.viewport = ((-73, 37), (-70, 40))
r.draw_background()
r.save_background(os.path.join(output_dir, 'star_lower_right.png'))
# re-scale:
# should show lower left corner
r.viewport = ((-76, 37), (-73, 40))
r.draw_background()
r.save_background(os.path.join(output_dir, 'star_lower_left.png'))
# re-scale:
# should show upper left corner
r.viewport = ((-76, 40), (-73, 43))
r.draw_background()
r.save_background(os.path.join(output_dir, 'star_upper_left.png'))
def test_set_viewport(output_dir):
"""
tests various rendering, re-zooming, etc
NOTE: this will only test if the code crashes, you have to look
at the rendered images to see if it does the right thing
"""
r = Renderer(bna_star,
output_dir,
image_size=(600, 600),
projection=GeoProjection(),
)
# re-scale:
# should show upper right corner
r.viewport = ((-73, 40), (-70, 43))
r.draw_background()
r.save_background(os.path.join(output_dir, 'star_upper_right.png'))
# re-scale:
# should show lower right corner
r.viewport = ((-73, 37), (-70, 40))
r.draw_background()
r.save_background(os.path.join(output_dir, 'star_lower_right.png'))
# re-scale:
# should show lower left corner
r.viewport = ((-76, 37), (-73, 40))
r.draw_background()
r.save_background(os.path.join(output_dir, 'star_lower_left.png'))
# re-scale:
# should show upper left corner
r.viewport = ((-76, 40), (-73, 43))
r.draw_background()
r.save_background(os.path.join(output_dir, 'star_upper_left.png'))
