Files
furui/padkey_pointer.c
2026-04-01 22:30:31 +09:00

47 lines
1.3 KiB
C

/*
This file is part of Furui.
Furui is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Furui is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Furui. If not, see <https://www.gnu.org/licenses/>.
*/
#include <linux/input-event-codes.h>
#include "padkey_pointer.h"
void padkey_pointer_initialize(struct padkey_pointer *pointer)
{
pointer->x_code = ABS_X;
pointer->y_code = ABS_Y;
pointer->vx = 0;
pointer->vy = 0;
pointer->charge = 0;
pointer->left_code = BTN_TOP;
pointer->center_code = BTN_THUMB2;
pointer->right_code = BTN_TRIGGER;
pointer->wheel_code = BTN_THUMB;
pointer->wheel_mode = 0;
}
void padkey_pointer_update(struct padkey_pointer *pointer, unsigned int type, unsigned int code, int value)
{
if (type != EV_ABS) {
return;
}
if (code == pointer->x_code) {
pointer->vx = (value - 128) * 256;
} else if (code == pointer->y_code) {
pointer->vy = (value - 128) * 256;
}
}