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fix timeplot and allow log-time

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Lukas Winkler 2021-02-04 13:41:29 +01:00
parent 47bf20f51d
commit c1896c07cc
Signed by: lukas
GPG key ID: 54DE4D798D244853
1 changed files with 12 additions and 19 deletions
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31
timeplot.py
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@ -1,5 +1,6 @@
import argparse
from collections import namedtuple
from math import log10
import matplotlib
import matplotlib.animation as animation
@ -17,6 +18,7 @@ from utils import filename_from_argv
class MyProgramArgs(argparse.Namespace):
save_video: bool
log_time: bool
fps: int
duration: int
y_axis: str
@ -24,20 +26,15 @@ class MyProgramArgs(argparse.Namespace):
plt.style.use("dark_background")
cmap: Colormap = matplotlib.cm.get_cmap('Blues')
# fps = 5
# duration = 10 # s
logtime = False # TODO: support logarithmic time
def update_line(num: int, args: MyProgramArgs, sa: SimulationArchive, ed: ExtraData, dots: PathCollection, title: Text):
# line = num * int((len(data) / total_frames))
def update_plot(num: int, args: MyProgramArgs, sa: SimulationArchive, ed: ExtraData, dots: PathCollection, title: Text):
total_frames = args.fps * args.duration
# print(line, num)
if logtime:
timestep = total_frames
if args.log_time:
log_timestep = (log10(ed.meta.current_time) - log10(50000)) / total_frames
time = 10 ** ((num + log10(50000) / log_timestep) * log_timestep)
else:
timestep = ed.meta.current_time / total_frames
# timestep = 10e6 / total_frames
time = num * timestep
print(time)
sim = sa.getSimulation(t=time)
@ -52,13 +49,9 @@ def update_line(num: int, args: MyProgramArgs, sa: SimulationArchive, ed: ExtraD
p: Particle
water_fractions = []
for p in sim.particles[3:]:
# try:
for p in sim.particles[1:]:
pd: ParticleData = ed.pd(p)
wf = pd.water_mass_fraction
# except KeyError: # gas planet
# print(p.hash.value)
# wf = 0
water_fractions.append(wf)
# a, e, i, M, M_rat = data[line]
# title.set_text(f"({len(a)}) {ages[line]:.2f}K Years")
@ -77,9 +70,7 @@ def update_line(num: int, args: MyProgramArgs, sa: SimulationArchive, ed: ExtraD
dots.set_offsets(bla.T)
water_fractions = np.array(water_fractions)
color_val = (np.log10(water_fractions) + 5) / 5
print(color_val)
colors = cmap(color_val)
print(colors)
dots.set_sizes(3 * m / np.mean(m[3:]))
dots.set_color(colors)
# plt.savefig("tmp/" + str(num) + ".pdf",transparent=True)
@ -108,7 +99,7 @@ def main(args: MyProgramArgs):
plt.ylim(-0.1, 1) # e
plt.ylabel("e")
elif args.y_axis == "i":
plt.ylim(0, 90) # i
plt.ylim(0, 4) # i
plt.ylabel("i")
elif args.y_axis == "Omega":
plt.ylim(0, 360) # i
@ -123,10 +114,11 @@ def main(args: MyProgramArgs):
fig1.colorbar(ScalarMappable(norm=Normalize(vmin=-5, vmax=0), cmap=cmap), label="log(water fraction)")
plt.tight_layout()
line_ani = animation.FuncAnimation(fig1, update_line, total_frames, fargs=(args, sa, ed, l, title),
line_ani = animation.FuncAnimation(fig1, update_plot, total_frames, fargs=(args, sa, ed, l, title),
interval=1000 / args.fps, repeat=False)
if args.save_video:
line_ani.save(str(fn.with_suffix(".mp4")), dpi=200)
name=f"{args.y_axis}_{args.log_time}"
line_ani.save(str(fn.with_suffix(f".{name}.mp4")), dpi=200)
else:
plt.show()
@ -139,6 +131,7 @@ if __name__ == "__main__":
parser.add_argument("file")
parser.add_argument("-v", "--save-video", action="store_true",
help="save video as .mp4 file")
parser.add_argument("-l", "--log-time", action="store_true", help="logarithmic time")
parser.add_argument("--fps", default=5, type=int,
help="frames per second")
parser.add_argument("--duration", default=10, type=int,