From a5c6816095158ff01ace12403bc527fec8c8af84 Mon Sep 17 00:00:00 2001 From: Sergei Dolgov Date: Sat, 22 Jun 2019 14:32:39 +0200 Subject: calibration_matrix: add the current matrix to the IPC description for libinput devices --- sway/ipc-json.c | 12 ++++++++++++ sway/sway-ipc.7.scd | 4 ++++ 2 files changed, 16 insertions(+) diff --git a/sway/ipc-json.c b/sway/ipc-json.c index 7a65be07..87aef47b 100644 --- a/sway/ipc-json.c +++ b/sway/ipc-json.c @@ -798,6 +798,18 @@ static json_object *describe_libinput_device(struct libinput_device *device) { json_object_object_add(object, "dwt", json_object_new_string(dwt)); } + if (libinput_device_config_calibration_has_matrix(device)) { + float matrix[6]; + libinput_device_config_calibration_get_matrix(device, matrix); + struct json_object* array = json_object_new_array(); + struct json_object* x; + for (int i = 0; i < 6; i++) { + x = json_object_new_double(matrix[i]); + json_object_array_add(array, x); + } + json_object_object_add(object, "calibration_matrix", array); + } + return object; } diff --git a/sway/sway-ipc.7.scd b/sway/sway-ipc.7.scd index 8e5bf874..3657dcd6 100644 --- a/sway/sway-ipc.7.scd +++ b/sway/sway-ipc.7.scd @@ -1107,6 +1107,10 @@ following properties will be included for devices that support them: |- dwt : string : Whether disable-while-typing is enabled. It can be _enabled_ or _disabled_ +|- calibration_matrix +: array +: An array of 6 floats representing the calibration matrix for absolute + devices such as touchscreens *Example Reply:* -- cgit v1.2.3-70-g09d2