- /* Copyright 2017 Joshua Broekhuijsen <snipeye+qmk@gmail.com>
- * Copyright 2020 Christopher Courtney, aka Drashna Jael're (@drashna) <drashna@live.com>
- * Copyright 2021 Dasky (@daskygit)
- *
- * This program 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 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
- #include "pointing_device.h"
- #include <string.h>
- #ifdef MOUSEKEY_ENABLE
- # include "mousekey.h"
- #endif
- #if (defined(POINTING_DEVICE_ROTATION_90) + defined(POINTING_DEVICE_ROTATION_180) + defined(POINTING_DEVICE_ROTATION_270)) > 1
- # error More than one rotation selected. This is not supported.
- #endif
-
- static report_mouse_t mouseReport = {};
-
- extern const pointing_device_driver_t pointing_device_driver;
-
- __attribute__((weak)) bool has_mouse_report_changed(report_mouse_t new, report_mouse_t old) { return memcmp(&new, &old, sizeof(new)); }
-
- __attribute__((weak)) void pointing_device_init_kb(void) {}
- __attribute__((weak)) void pointing_device_init_user(void) {}
- __attribute__((weak)) report_mouse_t pointing_device_task_kb(report_mouse_t mouse_report) { return pointing_device_task_user(mouse_report); }
- __attribute__((weak)) report_mouse_t pointing_device_task_user(report_mouse_t mouse_report) { return mouse_report; }
-
- __attribute__((weak)) uint8_t pointing_device_handle_buttons(uint8_t buttons, bool pressed, pointing_device_buttons_t button) {
- if (pressed) {
- buttons |= 1 << (button);
- } else {
- buttons &= ~(1 << (button));
- }
- return buttons;
- }
-
- __attribute__((weak)) void pointing_device_init(void) {
- pointing_device_driver.init();
- #ifdef POINTING_DEVICE_MOTION_PIN
- setPinInputHigh(POINTING_DEVICE_MOTION_PIN);
- #endif
- pointing_device_init_kb();
- pointing_device_init_user();
- }
-
- __attribute__((weak)) void pointing_device_send(void) {
- static report_mouse_t old_report = {};
-
- // If you need to do other things, like debugging, this is the place to do it.
- if (has_mouse_report_changed(mouseReport, old_report)) {
- host_mouse_send(&mouseReport);
- }
- // send it and 0 it out except for buttons, so those stay until they are explicity over-ridden using update_pointing_device
- mouseReport.x = 0;
- mouseReport.y = 0;
- mouseReport.v = 0;
- mouseReport.h = 0;
-
- memcpy(&old_report, &mouseReport, sizeof(mouseReport));
- }
-
- __attribute__((weak)) void pointing_device_task(void) {
- // Gather report info
- #ifdef POINTING_DEVICE_MOTION_PIN
- if (!readPin(POINTING_DEVICE_MOTION_PIN))
- #endif
- mouseReport = pointing_device_driver.get_report(mouseReport);
-
- // Support rotation of the sensor data
- #if defined(POINTING_DEVICE_ROTATION_90) || defined(POINTING_DEVICE_ROTATION_180) || defined(POINTING_DEVICE_ROTATION_270)
- int8_t x = mouseReport.x, y = mouseReport.y;
- # if defined(POINTING_DEVICE_ROTATION_90)
- mouseReport.x = y;
- mouseReport.y = -x;
- # elif defined(POINTING_DEVICE_ROTATION_180)
- mouseReport.x = -x;
- mouseReport.y = -y;
- # elif defined(POINTING_DEVICE_ROTATION_270)
- mouseReport.x = -y;
- mouseReport.y = x;
- # else
- # error "How the heck did you get here?!"
- # endif
- #endif
- // Support Inverting the X and Y Axises
- #if defined(POINTING_DEVICE_INVERT_X)
- mouseReport.x = -mouseReport.x;
- #endif
- #if defined(POINTING_DEVICE_INVERT_Y)
- mouseReport.y = -mouseReport.y;
- #endif
-
- // allow kb to intercept and modify report
- mouseReport = pointing_device_task_kb(mouseReport);
- // combine with mouse report to ensure that the combined is sent correctly
- #ifdef MOUSEKEY_ENABLE
- report_mouse_t mousekey_report = mousekey_get_report();
- mouseReport.buttons = mouseReport.buttons | mousekey_report.buttons;
- #endif
- pointing_device_send();
- }
-
- report_mouse_t pointing_device_get_report(void) { return mouseReport; }
-
- void pointing_device_set_report(report_mouse_t newMouseReport) { mouseReport = newMouseReport; }
-
- uint16_t pointing_device_get_cpi(void) { return pointing_device_driver.get_cpi(); }
-
- void pointing_device_set_cpi(uint16_t cpi) { pointing_device_driver.set_cpi(cpi); }
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