diff options
Diffstat (limited to 'sway/commands/input/calibration_matrix.c')
-rw-r--r-- | sway/commands/input/calibration_matrix.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/sway/commands/input/calibration_matrix.c b/sway/commands/input/calibration_matrix.c new file mode 100644 index 00000000..ac15d152 --- /dev/null +++ b/sway/commands/input/calibration_matrix.c | |||
@@ -0,0 +1,40 @@ | |||
1 | #define _POSIX_C_SOURCE 200809L | ||
2 | #include <string.h> | ||
3 | #include <strings.h> | ||
4 | #include "sway/config.h" | ||
5 | #include "sway/commands.h" | ||
6 | #include "sway/input/input-manager.h" | ||
7 | #include "log.h" | ||
8 | #include "stringop.h" | ||
9 | #include "util.h" | ||
10 | |||
11 | struct cmd_results *input_cmd_calibration_matrix(int argc, char **argv) { | ||
12 | struct cmd_results *error = NULL; | ||
13 | if ((error = checkarg(argc, "calibration_matrix", EXPECTED_EQUAL_TO, 1))) { | ||
14 | return error; | ||
15 | } | ||
16 | struct input_config *ic = config->handler_context.input_config; | ||
17 | if (!ic) { | ||
18 | return cmd_results_new(CMD_FAILURE, "No input device defined."); | ||
19 | } | ||
20 | |||
21 | list_t *split = split_string(argv[0], " "); | ||
22 | if (split->length != 6) { | ||
23 | return cmd_results_new(CMD_FAILURE, "calibration_matrix should be a space-separated list of length 6"); | ||
24 | } | ||
25 | |||
26 | float parsed[6]; | ||
27 | for (int i = 0; i < split->length; ++i) { | ||
28 | char *item = split->items[i]; | ||
29 | float x = parse_float(item); | ||
30 | if (x != x) { | ||
31 | return cmd_results_new(CMD_FAILURE, "calibration_matrix: unable to parse float: %s", item); | ||
32 | } | ||
33 | parsed[i] = x; | ||
34 | } | ||
35 | |||
36 | ic->calibration_matrix.configured = true; | ||
37 | memcpy(ic->calibration_matrix.matrix, parsed, sizeof(ic->calibration_matrix.matrix)); | ||
38 | |||
39 | return cmd_results_new(CMD_SUCCESS, NULL); | ||
40 | } | ||