xan/xmet
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Compare commits

base: xan:018c7fdc40d1561f9ad2836ddc9a5bd85d49d13e
Branches Tags
xan:main
..
compare: xan:0aedd959f95e458beb375cd4bebb9237819d1a38
Branches Tags
xan:main

No commits in common. "018c7fdc40d1561f9ad2836ddc9a5bd85d49d13e" and "0aedd959f95e458beb375cd4bebb9237819d1a38" have entirely different histories.
018c7fdc40 ... 0aedd959f9

1 changed files with 2 additions and 6 deletions
Show stats Expand all files Collapse all files

8
lib/xmet/hodograph.py
View file

@ -4,7 +4,7 @@ import cairo
from xmet.igra import IGRAReader from xmet.igra import IGRAReader
from xmet.sounding import Sounding from xmet.sounding import Sounding
WIND_SPEED_MAX = 140 # knots WIND_SPEED_MAX = 100 # knots
WIND_SPEED_MIN = 10 WIND_SPEED_MIN = 10
WIND_SPEED_STEP = 10 WIND_SPEED_STEP = 10
@ -18,9 +18,6 @@ def radians(degrees: float) -> float:
def degrees(radians: float) -> float: def degrees(radians: float) -> float:
return (radians * (180.0 / math.pi)) - 90 return (radians * (180.0 / math.pi)) - 90
def knots(ms: float) -> float:
return ms * 1.944
class Hodograph(): class Hodograph():
def __init__(self, width, height): def __init__(self, width, height):
self.width = min(width, height) self.width = min(width, height)
@ -154,8 +151,7 @@ class Hodograph():
if sx_last is not None and sy_last is not None: if sx_last is not None and sy_last is not None:
cr.move_to(x + sx_last, x + sy_last) cr.move_to(x + sx_last, x + sy_last)
sx, sy = self.sample_to_screen(knots(sample.wind_speed), sx, sy = self.sample_to_screen(sample.wind_speed, sample.wind_dir)
sample.wind_dir)
if first: if first:
cr.move_to(x + sx, y + sy) cr.move_to(x + sx, y + sy)