def _create_material_instances(self, importer):
_LOG.enter()
blender = importer["blender_entities"]
ui = importer["settings_from_ui"]
derived = importer["derived_settings"]
if not ui["extra_vertex_groups"]:
_LOG.debug("Skipping instances since we haven't created extra vertex groups")
return
if not ui["material_instances"]:
_LOG.debug("Skipping instances since it is disabled")
return
if ui["skin_material_type"] == "PLAIN":
_LOG.debug("Skipping instances since material type is PLAIN")
return
base_material = None
bodyproxy = None
if derived["has_body_proxy"] and "bodyproxy" in blender:
bodyproxy = blender["bodyproxy"]
basemesh = None
if "basemesh" in blender:
basemesh = blender["basemesh"]
if not bodyproxy and not basemesh:
_LOG.debug("Skipping instances since neither basemesh nor proxy is available")
return
if basemesh:
base_material = MaterialService.get_material(basemesh)
else:
if bodyproxy:
base_material = MaterialService.get_material(bodyproxy)
if not base_material:
_LOG.error("Skipping instances since no base material could be found. This should not have happened.")
return
for group_name in ["nipple", "lips", "fingernails", "toenails", "ears", "genitals"]:
_LOG.debug("About to create material instance for", group_name)
material_instance = base_material.copy()
material_instance.name = derived["prefix"] + group_name
if basemesh and ObjectService.has_vertex_group(basemesh, group_name):
self._assign_material_instance(importer, basemesh, material_instance, group_name)
if bodyproxy and ObjectService.has_vertex_group(bodyproxy, group_name):
self._assign_material_instance(importer, bodyproxy, material_instance, group_name)
def _assign_material_instance(self, importer, blender_object, material, group_name):
_LOG.enter()
_LOG.debug("blender_object, material, group_name", (blender_object, material, group_name))
if not ObjectService.has_vertex_group(blender_object, group_name):
return
ObjectService.activate_blender_object(blender_object)
bpy.ops.object.mode_set(mode='OBJECT', toggle=False)
blender_object.data.materials.append(material)
slot_number = blender_object.material_slots.find(material.name)
_LOG.dump("slot_number", slot_number)
bpy.context.object.active_material_index = slot_number
bpy.ops.object.mode_set(mode='EDIT', toggle=False)
bpy.ops.mesh.select_all(action='DESELECT')
bpy.ops.object.vertex_group_set_active(group=group_name)
bpy.ops.object.vertex_group_select()
bpy.ops.object.material_slot_assign()
bpy.ops.object.mode_set(mode='OBJECT', toggle=False)