119 lines
4.1 KiB
Python
119 lines
4.1 KiB
Python
import bpy
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import os
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import re
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from ..common import addon
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from ..common import validate_name
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class GB_OT_export2godot(bpy.types.Operator):
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"""Export whole collections to Godot throught glTF format"""
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bl_idname = "gb.export2godot"
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bl_label = "Export to Godot project"
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bl_options = {'REGISTER', 'UNDO'}
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def invoke(self, context, event):
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return self.execute(context)
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def execute(self, context):
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# prefs = addon.get_prefs()
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# print("Root collection : {}".format(prefs.default_root_collection))
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# print("Godot path : {}".format(prefs.default_godot_project_path))
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# print("Blender repository path : {}".format(
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# prefs.default_blender_repository_path))
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print("Root collection : {}".format(context.scene.root_collection))
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print("Godot path : {}".format(context.scene.godot_project_path))
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print("Blender repository path : {}".format(
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context.scene.blender_repository_path))
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def save_file_beforehand():
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self.report(
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{"WARNING"}, "File must be saved first - skipping export")
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bpy.ops.wm.save_mainfile('INVOKE_AREA')
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return {"CANCELLED"}
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def create_destination_folder():
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"""
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Define the destination folder and creates it if nonexistent.
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Return the path name
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"""
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final_path = bpy.data.filepath.replace(
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context.scene.blender_repository_path, context.scene.godot_project_path)
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gltf_path = os.path.splitext(final_path)[0]
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if not os.path.isdir(gltf_path):
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os.makedirs(gltf_path)
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return gltf_path
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def recurLayerCollection(layerColl, collName):
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""" Activate the selected collection for export"""
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found = None
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if (layerColl.name == collName):
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return layerColl
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for layer in layerColl.children:
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found = recurLayerCollection(layer, collName)
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if found:
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return found
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def export_content(scene_collection):
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def check_name(collection):
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is_valid = validate_name.validate_name(collection.name)
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if not is_valid:
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self.report({"WARNING"},
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"Name {} is not valid - skipping export".format(collection.name))
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return {"CANCELLED"}
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def export_to_file(tscn_collection):
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print("Exporting {}".format(tscn_collection.name))
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filename = tscn_collection.name
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# Export collection - parameters : https://docs.blender.org/api/current/bpy.ops.export_scene.html?highlight=export_scene#bpy.ops.export_scene.gltf
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print("Exporting to : {}/{}".format(gltf_path, filename))
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print("Exporting textures to : {}_{}_textures".format((os.path.splitext(os.path.basename(gltf_path)))[0], filename))
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bpy.ops.export_scene.gltf(
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filepath="{}/{}".format(gltf_path, filename),
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export_format="GLTF_SEPARATE", # Export glTF Separate (.gltf + .bin + textures), Exports multiple files, with separate JSON, binary and texture data
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export_texture_dir="{}_{}_textures".format((os.path.splitext(os.path.basename(gltf_path)))[0], filename), # Textures folder
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export_copyright=context.scene.licence,
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use_active_collection = True,
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use_renderable = True,
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export_cameras=False,
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export_lights=False,
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export_apply=True, # Apply modifiers
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export_gn_mesh=True # Apply Geometry Nodes Instance
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)
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tscn_collections = [ coll for coll in bpy.data.collections if scene_collection.user_of_id(coll)]
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for tscn in tscn_collections:
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print("--------------------")
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check_name(tscn)
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# Activate proper collection for export
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layer_collection = bpy.context.view_layer.layer_collection
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layerColl = recurLayerCollection(layer_collection, tscn.name)
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if layerColl.exclude:
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print("{} is not activated - not exported".format(tscn.name))
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else:
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print("Set active collection to {}".format(tscn.name))
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bpy.context.view_layer.active_layer_collection = layerColl
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export_to_file(tscn)
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if not bpy.data.is_saved:
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save_file_beforehand()
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else:
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try:
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scn_col = bpy.data.collections[context.scene.root_collection]
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except KeyError:
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self.report({"WARNING"},
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"No \"{}\" root collection in the file - skipping export".format(context.scene.root_collection))
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return {"CANCELLED"}
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# Create the proper destination path
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gltf_path = create_destination_folder()
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export_content(scn_col)
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return {"FINISHED"}
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