advanced example

tools/create_skeletal_fixture.py

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+"""Run in Blender: edit a copy of the Mixamo fighter and save an animated .blend."""
+from pathlib import Path
+
+import bpy
+
+root = Path(__file__).resolve().parents[1]
+bpy.ops.object.select_all(action="SELECT")
+bpy.ops.object.delete(use_global=False)
+bpy.ops.import_scene.fbx(filepath=str(root / "build/SkeletalFixture/fighter.fbx"))
+meshes = [obj for obj in bpy.context.scene.objects if obj.type == "MESH"]
+rig = next(obj for obj in bpy.context.scene.objects if obj.type == "ARMATURE")
+original_objects = set(bpy.context.scene.objects)
+bpy.ops.import_scene.fbx(filepath=str(root / "build/SkeletalFixture/walk.fbx"))
+animation_rig = next(obj for obj in bpy.context.scene.objects
+                     if obj not in original_objects and obj.type == "ARMATURE")
+rig.animation_data_create()
+rig.animation_data.action = animation_rig.animation_data.action
+if hasattr(animation_rig.animation_data, "action_slot"):
+    rig.animation_data.action_slot = animation_rig.animation_data.action_slot
+for obj in list(bpy.context.scene.objects):
+    if obj not in original_objects:
+        bpy.data.objects.remove(obj, do_unlink=True)
+collection = bpy.data.collections.new("Character")
+bpy.context.scene.collection.children.link(collection)
+for obj in [*meshes, rig]:
+    if obj.name not in collection.objects:
+        collection.objects.link(obj)
+# A small mesh edit while retaining the imported weights/armature modifier.
+for vertex in meshes[0].data.vertices:
+    vertex.co.x *= 1.02
+action = rig.animation_data.action
+bpy.context.scene.frame_start = int(action.frame_range[0])
+bpy.context.scene.frame_end = int(action.frame_range[1])
+bpy.context.scene.frame_set(bpy.context.scene.frame_start)
+output = root / "build/SkeletalFixture/edited_fighter.blend"
+output.parent.mkdir(parents=True, exist_ok=True)
+bpy.ops.wm.save_as_mainfile(filepath=str(output))
+print("WORKSHOP_SKELETAL_FIXTURE=" + str(output))