fix: use NOTIFICATION (type 2) for draw_frame RPC

Viz was sending REQUEST (type 0) but never reading responses. Router response buffer filled up, blocking all subsequent RPCs. NOTIFICATION (type 2) expects no response — no buffer buildup.
2026-06-24 05:09:53 -07:00
parent 2af901bdca
commit 4f07a4007f
1 changed files with 2 additions and 2 deletions
@@ -135,7 +135,7 @@ def main():
                            params = render(active_notes)
                            if params != last_sent_params:
                                msg_id = (msg_id + 1) % 65535
-                                pending_bytes = packer.pack([0, msg_id, "draw_frame", params])
+                                pending_bytes = packer.pack([2, msg_id, "draw_frame", params])
                                last_sent_params = params

        # Try to send pending frame — no POLLOUT dependency
@@ -155,7 +155,7 @@ def main():
            fps_sample_frames += 1
            if last_sent_params is not None and pending_bytes is None:
                msg_id = (msg_id + 1) % 65535
-                refresh_bytes = packer.pack([0, msg_id, "draw_frame", last_sent_params])
+                refresh_bytes = packer.pack([2, msg_id, "draw_frame", last_sent_params])
                router, ok = try_send(router, refresh_bytes)
                if ok:
                    frames_sent += 1