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obj_tree_exporter.py
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obj_tree_exporter.py
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import os
import bpy
import mathutils
def recursive_function(currentPath, collection, isRootCall=True):
if not isRootCall:
currentPath = f"{currentPath}\\{collection.name}"
os.makedirs(currentPath, exist_ok=True)
# export objs
for object in collection.objects:
bpy.ops.object.select_all(action='DESELECT')
object.select_set(True)
original_location = object.location.copy()
object.location = mathutils.Vector((0.0, 0.0, 0.0))
bpy.ops.wm.obj_export(
filepath=f"{currentPath}\\{object.name}.obj",
forward_axis="Y",
up_axis="Z",
export_materials=False,
export_selected_objects=True
)
object.location = original_location
for col in collection.children:
recursive_function(currentPath, col, False)
def export_santa_obj_tree(output_folder_path, target_collection_name):
target_collection = None
for col in bpy.data.collections:
if col.name == target_collection_name:
target_collection = col
break
recursive_function(output_folder_path, target_collection)
from bpy_extras.io_utils import ExportHelper
from bpy.props import StringProperty
from bpy.types import Operator
class ExportSantaObjTree(Operator, ExportHelper):
bl_idname = "export_santa.obj_tree"
bl_label = "Export obj tree"
filename_ext = ""
target_collection_name_property: StringProperty(
name="Target collection name",
default="Collection",
)
def execute(self, context):
folderpath = self.properties.filepath
export_santa_obj_tree(folderpath, self.target_collection_name_property)
return {'FINISHED'}
def menu_func_export(self, context):
self.layout.operator(ExportSantaObjTree.bl_idname, text="Export obj tree for Santa level")
def register():
bpy.utils.register_class(ExportSantaObjTree)
bpy.types.TOPBAR_MT_file_export.append(menu_func_export)
def unregister():
bpy.utils.unregister_class(ExportSantaObjTree)
bpy.types.TOPBAR_MT_file_export.remove(menu_func_export)
if __name__ == "__main__":
register()