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IfcOpenShell/src/ifcsverchok/nodes/ifc/create_shape.py
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2021-08-17 08:39:38 +10:00

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Python

# IfcSverchok - IFC Sverchok extension
# Copyright (C) 2020, 2021 Dion Moult <dion@thinkmoult.com>
#
# This file is part of IfcSverchok.
#
# IfcSverchok is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# IfcSverchok is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with IfcSverchok. If not, see <http://www.gnu.org/licenses/>.
import bpy
import logging
import ifcopenshell
import ifcsverchok.helper
import blenderbim.bim.import_ifc
from bpy.props import StringProperty
from sverchok.node_tree import SverchCustomTreeNode
from sverchok.data_structure import updateNode
class SvIfcCreateShapeRefresh(bpy.types.Operator):
bl_idname = "node.sv_ifc_create_shape_refresh"
bl_label = "IFC Create Shape Refresh"
bl_options = {"UNDO"}
tree_name: StringProperty(default="")
node_name: StringProperty(default="")
def execute(self, context):
node = bpy.data.node_groups[self.tree_name].nodes[self.node_name]
node.process()
return {"FINISHED"}
class SvIfcCreateShape(bpy.types.Node, SverchCustomTreeNode, ifcsverchok.helper.SvIfcCore):
bl_idname = "SvIfcCreateShape"
bl_label = "IFC Create Shape"
file: StringProperty(name="file", update=updateNode)
entity: StringProperty(name="entity", update=updateNode)
def sv_init(self, context):
self.inputs.new("SvStringsSocket", "file").prop_name = "file"
self.inputs.new("SvStringsSocket", "entity").prop_name = "entity"
def draw_buttons(self, context, layout):
self.wrapper_tracked_ui_draw_op(layout, "node.sv_ifc_create_shape_refresh", icon="FILE_REFRESH", text="Refresh")
def process(self):
self.sv_input_names = ["file", "entity"]
super().process()
def process_ifc(self, file, entity):
try:
if not entity.is_a("IfcProduct"):
return
logger = logging.getLogger("ImportIFC")
self.ifc_import_settings = blenderbim.bim.import_ifc.IfcImportSettings.factory(bpy.context, "", logger)
settings = ifcopenshell.geom.settings()
shape = ifcopenshell.geom.create_shape(settings, entity)
ifc_importer = blenderbim.bim.import_ifc.IfcImporter(self.ifc_import_settings)
ifc_importer.file = file
mesh = ifc_importer.create_mesh(entity, shape)
obj = bpy.data.objects.new("IFC Element", mesh)
bpy.context.scene.collection.objects.link(obj)
except:
print("Entity could not be converted into a shape", entity)
def register():
bpy.utils.register_class(SvIfcCreateShapeRefresh)
bpy.utils.register_class(SvIfcCreateShape)
def unregister():
bpy.utils.unregister_class(SvIfcCreateShape)
bpy.utils.unregister_class(SvIfcCreateShapeRefresh)