Differential D973 Diff 3230 intern/cycles/blender/addon/version_update.py

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intern/cycles/blender/addon/version_update.py

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# <pep8 compliant>		# <pep8 compliant>

import bpy		import bpy

from bpy.app.handlers import persistent		from bpy.app.handlers import persistent


		def foreach_notree_node(nodetree, callback, traversed):
		if nodetree in traversed:
		return
		traversed.add(nodetree)
		campbellbartonUnsubmitted Not Done Inline Actions Would use `obj` since `object` is a python class. campbellbarton: Would use `obj` since `object` is a python class.
		for node in nodetree.nodes:
		campbellbartonUnsubmitted Not Done Inline Actions Should be `if 'NEW_SHADING' in node.shading_compatibility:` campbellbarton: Should be `if 'NEW_SHADING' in node.shading_compatibility:`
		callback(node)
		if node.bl_idname == 'ShaderNodeGroup':
		foreach_notree_node(node.node_tree, callback, traversed)


		def foreach_cycles_node(callback):
		traversed = set()
		for scene in bpy.data.scenes:
		if scene.render.engine == 'CYCLES':
		for obj in scene.objects:
		for slot in obj.material_slots:
		if slot.material and slot.material.use_nodes:
		foreach_notree_node(slot.material.node_tree,
		callback,
		traversed)


		def mapping_node_order_flip(node):
		"""
		Flip euler order of mapping shader node
		"""
		if node.bl_idname == 'ShaderNodeMapping':
		rot = node.rotation.copy()
		rot.order = 'ZYX'
		quat = rot.to_quaternion()
		node.rotation = quat.to_euler('XYZ')


@persistent		@persistent
def do_versions(self):		def do_versions(self):
# We don't modify startup file because it assumes to		# We don't modify startup file because it assumes to
# have all the default values only.		# have all the default values only.
if not bpy.data.is_saved:		if not bpy.data.is_saved:
return		return

# Clamp Direct/Indirect separation in 270		# Clamp Direct/Indirect separation in 270
Show All 20 Lines	if bpy.data.version <= (2, 72, 0):
for scene in bpy.data.scenes:		for scene in bpy.data.scenes:
cscene = scene.cycles		cscene = scene.cycles
if (cscene.get("no_caustics", False) and		if (cscene.get("no_caustics", False) and
not cscene.is_property_set("caustics_reflective") and		not cscene.is_property_set("caustics_reflective") and
not cscene.is_property_set("caustics_refractive")):		not cscene.is_property_set("caustics_refractive")):

cscene.caustics_reflective = False		cscene.caustics_reflective = False
cscene.caustics_refractive = False		cscene.caustics_refractive = False

		# Euler order was ZYX in previous versions.
		if bpy.data.version <= (2, 73, 4):
		foreach_cycles_node(mapping_node_order_flip)