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Version 2.1.1.post1111+gac2da0e
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mpl_toolkits.mplot3d.proj3d.proj_transform_clip

mpl_toolkits.mplot3d.proj3d.proj_transform_clip(xs, ys, zs, M)

Transform the points by the projection matrix and return the clipping result returns txs,tys,tzs,tis