6 self.selected_only = False
7 self.visible_collections = True
8 self.resource_collection = True
9 self.skip_existing = True
10 self.show_progress = True
12 def export_to_file(self, context, out_fn):
13 if self.selected_only:
14 objs = context.selected_objects
16 objs = context.scene.objects
17 if self.visible_collections:
18 collections = [c.collection for c in context.view_layer.layer_collection.children if not (c.hide_viewport or c.collection.hide_viewport)]
19 objs = [o for o in objs if any((o.name in c.all_objects) for c in collections)]
20 objs = [o for o in objs if o.type=="MESH" and not o.lod_for_parent]
21 objs = [o for o in objs if (not o.compound or o.parent not in objs)]
22 objs.sort(key=lambda x:x.name)
24 path, base = os.path.split(out_fn)
25 base, ext = os.path.splitext(base)
27 from .export_object import ObjectExporter
28 object_export = ObjectExporter()
30 object_prototypes = {}
35 if o.name in object_prototypes:
42 if u.data.name!=o.data.name:
44 if any(m1.name!=m2.name for m1, m2 in zip(o.material_slots, u.material_slots)):
51 while not c.name.startswith(prefix):
52 pos = max(prefix.rfind(' '), prefix.rfind('.'))
58 export_names[o.name+".object"] = prefix.strip(" .")
60 used_names.add(o.name)
62 unique_objects.append(o)
64 object_prototypes[c.name] = o
66 for n, e in export_names.items():
69 while "{}_{}".format(e, number) in used_names:
71 e += "_{}".format(number)
72 export_names[n] = e+".object"
75 from .util import Progress
76 progress = Progress(self.show_progress and context)
79 self.export_scene_resources(context, unique_objects, resources, progress)
80 for n, r in resources.items():
81 if r.name in export_names:
82 r.name = export_names[r.name]
84 scene_res = self.export_scene(context, objs, progress, prototypes=object_prototypes, resources=resources)
85 refs = scene_res.collect_references()
87 if self.resource_collection:
89 if self.skip_existing:
90 filter = lambda r: not os.path.exists(os.path.join(path, r.name))
91 scene_res.write_collection(os.path.join(path, base+"_resources.mdc"), exclude_self=True, filter=filter)
93 res_dir = os.path.join(path, base+"_resources")
94 if not os.path.exists(res_dir):
97 r.write_to_file(os.path.join(res_dir, r.name))
99 scene_res.write_to_file(out_fn)
101 def export_scene_resources(self, context, objs, resources, progress):
102 from .export_object import ObjectExporter
103 object_export = ObjectExporter()
104 object_export.single_file = False
106 material_atlases = {}
108 for i, o in enumerate(objs):
109 progress.push_task_slice(o.name, i, len(objs))
110 object_export.export_object_resources(context, o, resources, progress, material_atlases=material_atlases)
111 obj_name = o.name+".object"
112 resources[obj_name] = object_export.export_object(context, o, progress, resources=resources)
115 def export_scene(self, context, objs, progress, *, prototypes, resources):
116 from .datafile import Resource, Statement
117 scene_res = Resource("scene.scene", "scene")
120 obj_res = resources[prototypes[o.name].name+".object"]
121 st = scene_res.create_reference_statement("object", obj_res, o.name)
123 ss = Statement("transform")
125 loc = o.matrix_world.to_translation()
126 ss.sub.append(Statement("position", *tuple(loc)))
128 quat = o.matrix_world.to_quaternion()
129 if o.rotation_mode in ('XYZ', 'XZY', 'YXZ', 'YZX', 'ZXY', 'ZYX'):
130 angles = [a*180/math.pi for a in quat.to_euler()]
131 ss.sub.append(Statement("euler", *angles));
133 ss.sub.append(Statement("rotation", quat.angle*180/math.pi, *tuple(quat.axis)))
135 scale = o.matrix_world.to_scale()
136 ss.sub.append(Statement("scale", *tuple(scale)))
139 scene_res.statements.append(st)
141 progress.set_progress(1.0)