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23 changes: 9 additions & 14 deletions resources/generate_neuropixels_library.py
Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@
import numpy as np
import matplotlib.pyplot as plt

from probeinterface.neuropixels_tools import _make_npx_probe_from_description, get_probe_metadata_from_probe_features
from probeinterface.neuropixels_tools import build_neuropixels_probe
from probeinterface.plotting import plot_probe
from probeinterface import write_probeinterface

Expand All @@ -28,6 +28,8 @@ def generate_all_npx(base_folder=None):
probe_part_numbers = probe_features['neuropixels_probes'].keys()


# Note: model_name here is the probe_part_number (specific SKU like "NP1000"),
# NOT the model/platform (like "Neuropixels 1.0", "Neuropixels 2.0", "Ultra", or "NHP")
for model_name in probe_part_numbers:
print(model_name)

Expand All @@ -41,18 +43,8 @@ def generate_all_npx(base_folder=None):
probe_folder = base_folder / model_name
probe_folder.mkdir(exist_ok=True)

pt_metadata, _, _ = get_probe_metadata_from_probe_features(probe_features, model_name)

num_shank = pt_metadata["num_shanks"]
contact_per_shank = pt_metadata["cols_per_shank"] * pt_metadata["rows_per_shank"]
if num_shank == 1:
elec_ids = np.arange(contact_per_shank)
shank_ids = None
else:
elec_ids = np.concatenate([np.arange(contact_per_shank) for i in range(num_shank)])
shank_ids = np.concatenate([np.zeros(contact_per_shank) + i for i in range(num_shank)])

probe = _make_npx_probe_from_description(pt_metadata, model_name, elec_ids, shank_ids)
# Build the full probe with all possible contacts from the probe part number
probe = build_neuropixels_probe(model_name)

# plotting
fig, axs = plt.subplots(ncols=2)
Expand All @@ -73,7 +65,10 @@ def generate_all_npx(base_folder=None):
plot_probe(probe, ax=ax)
ax.set_title("")

yp = pt_metadata["electrode_pitch_vert_um"]
# Get vertical pitch from contact positions (minimum non-zero y-distance)
positions = probe.contact_positions
y_positions = np.unique(positions[:, 1])
yp = np.min(np.diff(y_positions))
ax.set_ylim(-yp*8, yp*13)
ax.yaxis.set_visible(False)
ax.spines["top"].set_visible(False)
Expand Down
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