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Update visualization codes

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This commit is contained in:
D-X-Y
2021-04-28 23:56:25 +08:00
parent 5eb18e8adb
commit d8cb529689
5 changed files with 100 additions and 15 deletions
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48
exps/LFNA/vis-synthetic.py
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@@ -24,6 +24,7 @@ if str(lib_dir) not in sys.path:
sys.path.insert(0, str(lib_dir))
from datasets.synthetic_core import get_synthetic_env
from datasets.synthetic_example import create_example_v1
from utils.temp_sync import optimize_fn, evaluate_fn
@@ -169,6 +170,52 @@ def compare_cl(save_dir):
os.system("{:} -pix_fmt yuv420p {xdir}/vis.webm".format(base_cmd, xdir=save_dir))
def visualize_env(save_dir):
save_dir = Path(str(save_dir))
save_dir.mkdir(parents=True, exist_ok=True)
dynamic_env = get_synthetic_env()
min_t, max_t = dynamic_env.min_timestamp, dynamic_env.max_timestamp
for idx, (timestamp, (allx, ally)) in enumerate(tqdm(dynamic_env, ncols=50)):
dpi, width, height = 30, 1800, 1400
figsize = width / float(dpi), height / float(dpi)
LabelSize, LegendFontsize, font_gap = 80, 80, 5
fig = plt.figure(figsize=figsize)
cur_ax = fig.add_subplot(1, 1, 1)
allx, ally = allx[:, 0].numpy(), ally[:, 0].numpy()
cur_ax.scatter(
allx,
ally,
color="k",
linestyle="-",
alpha=0.99,
s=10,
label="timestamp={:05d}".format(idx),
)
cur_ax.set_xlabel("X", fontsize=LabelSize)
cur_ax.set_ylabel("Y", rotation=0, fontsize=LabelSize)
for tick in cur_ax.xaxis.get_major_ticks():
tick.label.set_fontsize(LabelSize - font_gap)
tick.label.set_rotation(10)
for tick in cur_ax.yaxis.get_major_ticks():
tick.label.set_fontsize(LabelSize - font_gap)
cur_ax.set_xlim(-10, 10)
cur_ax.set_ylim(-60, 60)
cur_ax.legend(loc=1, fontsize=LegendFontsize)
save_path = save_dir / "{:05d}".format(idx)
fig.savefig(str(save_path) + ".pdf", dpi=dpi, bbox_inches="tight", format="pdf")
fig.savefig(str(save_path) + ".png", dpi=dpi, bbox_inches="tight", format="png")
plt.close("all")
save_dir = save_dir.resolve()
base_cmd = "ffmpeg -y -i {xdir}/%05d.png -vf scale=1800:1400 -pix_fmt yuv420p -vb 5000k".format(
xdir=save_dir
)
os.system("{:} {xdir}/env.mp4".format(base_cmd, xdir=save_dir))
os.system("{:} {xdir}/vis.webm".format(base_cmd, xdir=save_dir))
if __name__ == "__main__":
parser = argparse.ArgumentParser("Visualize synthetic data.")
@@ -180,4 +227,5 @@ if __name__ == "__main__":
)
args = parser.parse_args()
visualize_env(os.path.join(args.save_dir, "vis-env"))
compare_cl(os.path.join(args.save_dir, "compare-cl"))