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User-specified colormap in PointsDensity #325

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merged 1 commit into from
Feb 2, 2024
Merged

User-specified colormap in PointsDensity #325

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11 changes: 9 additions & 2 deletions brainrender/actors/points.py
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Original file line number Diff line number Diff line change
Expand Up @@ -113,13 +113,20 @@ def __init__(

class PointsDensity(Actor):
def __init__(
self, data, name=None, dims=(40, 40, 40), radius=None, **kwargs
self,
data,
name=None,
dims=(40, 40, 40),
radius=None,
colors="Dark2",
**kwargs,
):
"""
Creates a Volume actor showing the 3d density of a set
of points.

:param data: np.ndarray, Nx3 array with cell coordinates
:param colors: str, matplotlib colormap


from vedo:
Expand All @@ -140,7 +147,7 @@ def __init__(
volume = (
vPoints(data)
.density(dims=dims, radius=radius, **kwargs)
.cmap("Dark2")
.cmap(colors)
.alpha([0, 0.9])
.mode(1)
) # returns a vedo Volume
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