def init(node_tree):
"""Initialize node tree with links for this shader.
:param node_tree: node tree on which this shader should be created
:type node_tree: bpy.types.NodeTree
"""
# init parent
UnlitVcolTex.init(node_tree)
# enable hardcoded flavors: DEPTH, BLEND_OVER
UnlitVcolTex.set_blend_over_flavor(node_tree, True)
