matplotlib.colors.to_rgba_array¶
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matplotlib.colors.to_rgba_array(c, alpha=None)[source]¶ Convert c to a (n, 4) array of RGBA colors.
Parameters: - cMatplotlib color or array of colors
If c is a masked array, an ndarray is returned with a (0, 0, 0, 0) row for each masked value or row in c.
- alphafloat or sequence of floats, optional
If alpha is not
None, it forces the alpha value, except if c is"none"(case-insensitive), which always maps to(0, 0, 0, 0). If alpha is a sequence and c is a single color, c will be repeated to match the length of alpha.
Returns: - array
(n, 4) array of RGBA colors.