spatialdata-plot
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render_shapes() - problem with cmap alpha
The alpha doesn't work for me, what am I missing? viridis = cm.get_cmap("viridis", 256) colors = viridis(np.linspace(0, 0.8, 256)) colors[0, :] = [1, 1, 1, 0] new_cmap = LinearSegmentedColormap.from_list("truncated_viridis", colors)
sdata_small.pl.render_images("Visium_HD_Mouse_Small_Intestine_full_image").pl.render_shapes( f"Visium_HD_Mouse_Small_Intestine_square_016um", color=gene_name, cmap=new_cmap).pl.show( coordinate_systems="global", title=gene_name, figsize=(10, 10))
The alpha doesn't work even when I use custon cmap with low alpha all over: