feat: Use proper Vector data type

Signed-off-by: Lucas Schwiderski <lucas@lschwiderski.de>

addons/bitsquid/import_bsi.py

@@ -18,7 +18,7 @@
 import zlib
 import json
 import bpy
-import mathutils
+from mathutils import Vector, Matrix
 
 
 def parse_sjson(file_path, skip_editor_data=True):
@@ -181,9 +181,9 @@ def create_object(self, context, name, node_data, geometries):
     and additional data from the file.
     """
     print("[create_object]", name, node_data)
-    # A list of tuples, where each tuple represents a Vector3(x, y, z).
+    # A list of vectors that represent vertex locations.
     vertices = []
-    # A list of tuples, where each tuple contains three indices into `vertices`.
+    # A list of vectors, where each vector contains three indices into `vertices`.
     # Those three indices define the vertices that make up the face.
     faces = []
 
@@ -207,20 +207,20 @@ def create_object(self, context, name, node_data, geometries):
                 # Iterate over data in sets of three values that represent
                 # `x`, `y` and `z`.
                 for j in range(0, len(stream_data), 3):
-                    vertices.append((
+                    vertices.append(Vector((
                         stream_data[j],
                         stream_data[j + 1],
                         stream_data[j + 2],
-                    ))
+                    )))
 
                 # Get face definitions. Values are vertex indices.
                 # Iteration works just like vertices above.
                 for j in range(0, len(index_stream), 3):
-                    faces.append((
+                    faces.append(Vector((
                         index_stream[j],
                         index_stream[j + 1],
                         index_stream[j + 2],
-                    ))
+                    )))
             else:
                 # TODO: Implement other channel types
                 self.report(
@@ -249,7 +249,7 @@ def import_node(self, context, name, node_data, global_data):
 
     # Needs to happen before scaling can be applied.
     # TODO: Check if above is true, was seen on Stackoverflow.
-    obj.matrix_world = mathutils.Matrix()
+    obj.matrix_world = Matrix()
     # TODO: Apply tranformation matrix in `node_data["local"]`
 
     if "children" in node_data: