From bf5fa1a2d3914102c43b0bd072e8ea56d0895090 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 6 Feb 2026 15:15:27 +0000
Subject: [PATCH 1/3] Initial plan


From 65234374b5e381589674700b43afc1cd578143a7 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 6 Feb 2026 15:18:22 +0000
Subject: [PATCH 2/3] Add natnet 4.2 support with quaternion field in
 RigidBodyDescription

Co-authored-by: TimSchneider42 <25732590+TimSchneider42@users.noreply.github.com>
---
 .gitignore                  | 37 +++++++++++++++++++++++++++++++++++++
 natnet/data_descriptions.py |  8 +++++++-
 2 files changed, 44 insertions(+), 1 deletion(-)
 create mode 100644 .gitignore

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..c6f9226
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,37 @@
+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+
+# Virtual environments
+venv/
+ENV/
+env/
+
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# OS
+.DS_Store
+Thumbs.db
diff --git a/natnet/data_descriptions.py b/natnet/data_descriptions.py
index 30d66bc..23241ad 100644
--- a/natnet/data_descriptions.py
+++ b/natnet/data_descriptions.py
@@ -59,6 +59,7 @@ class RigidBodyDescription(
             ("id_num", int),
             ("parent_id", int),
             ("pos", Vec3),
+            ("quat", Optional[Vec4]),
             ("markers", Tuple[RigidBodyMarkerDescription, ...]),
         ),
     ),
@@ -75,6 +76,11 @@ def read_from_buffer(
         parent_id = buffer.read_uint32()
         pos = buffer.read_float32_array(3)
 
+        # Version 4.2 and higher, rigid body has quaternion
+        quat = (
+            buffer.read_float32_array(4) if protocol_version >= Version(4, 2) else None
+        )
+
         # Version 3.0 and higher, rigid body marker information contained in description
         if protocol_version >= Version(3):
             marker_descriptions = RigidBodyMarkerDescription.read_array_from_buffer(
@@ -84,7 +90,7 @@ def read_from_buffer(
             marker_descriptions = []
 
         return RigidBodyDescription(
-            name, new_id, parent_id, pos, tuple(marker_descriptions)
+            name, new_id, parent_id, pos, quat, tuple(marker_descriptions)
         )
 
 

From 353ee58b270ebb0d18838a0ab4446cc3496b5160 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 6 Feb 2026 15:23:29 +0000
Subject: [PATCH 3/3] Remove .gitignore from PR as requested

Co-authored-by: TimSchneider42 <25732590+TimSchneider42@users.noreply.github.com>
---
 .gitignore | 37 -------------------------------------
 1 file changed, 37 deletions(-)
 delete mode 100644 .gitignore

diff --git a/.gitignore b/.gitignore
deleted file mode 100644
index c6f9226..0000000
--- a/.gitignore
+++ /dev/null
@@ -1,37 +0,0 @@
-# Python
-__pycache__/
-*.py[cod]
-*$py.class
-*.so
-.Python
-build/
-develop-eggs/
-dist/
-downloads/
-eggs/
-.eggs/
-lib/
-lib64/
-parts/
-sdist/
-var/
-wheels/
-*.egg-info/
-.installed.cfg
-*.egg
-
-# Virtual environments
-venv/
-ENV/
-env/
-
-# IDE
-.vscode/
-.idea/
-*.swp
-*.swo
-*~
-
-# OS
-.DS_Store
-Thumbs.db