/* Copyright 2020 Christopher Courtney, aka Drashna Jael're (@drashna) * * 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 . */ #include QMK_KEYBOARD_H #include "pointing_device.h" #include "transactions.h" #include #ifdef MOUSEKEY_ENABLE # include "mousekey.h" #endif // typedef struct { // uint16_t device_cpi; // } kb_config_data_t; kb_config_data_t kb_config; static report_mouse_t shared_mouse_report; extern const pointing_device_driver_t pointing_device_driver; void kb_pointer_sync_handler(uint8_t initiator2target_buffer_size, const void* initiator2target_buffer, uint8_t target2initiator_buffer_size, void* target2initiator_buffer) { shared_mouse_report = pointing_device_driver.get_report(shared_mouse_report); memcpy(target2initiator_buffer, &shared_mouse_report, sizeof(report_mouse_t)); shared_mouse_report.x = 0; shared_mouse_report.y = 0; shared_mouse_report.h = 0; shared_mouse_report.v = 0; } void kb_config_sync_handler(uint8_t initiator2target_buffer_size, const void* initiator2target_buffer, uint8_t target2initiator_buffer_size, void* target2initiator_buffer) { if (initiator2target_buffer_size == sizeof(kb_config)) { memcpy(&kb_config, initiator2target_buffer, sizeof(kb_config)); } static uint16_t cpi = 0; // Check if the state values are different if (cpi != kb_config.device_cpi) { cpi = kb_config.device_cpi; if (!is_keyboard_left()) { pointing_device_set_cpi(cpi); } } } void keyboard_pre_init_sync(void) { memset(&kb_config, 0, sizeof(kb_config)); memset(&shared_mouse_report, 0, sizeof(shared_mouse_report)); } void keyboard_post_init_sync(void) { // Register keyboard state sync split transaction transaction_register_rpc(RPC_ID_KB_CONFIG_SYNC, kb_config_sync_handler); transaction_register_rpc(RPC_ID_POINTER_STATE_SYNC, kb_pointer_sync_handler); } void housekeeping_task_sync(void) { if (is_keyboard_master()) { // Keep track of the last state, so that we can tell if we need to propagate to slave static kb_config_data_t last_kb_config; static uint32_t last_sync = 0; bool needs_sync = false; // Check if the state values are different if (memcmp(&kb_config, &last_kb_config, sizeof(kb_config))) { needs_sync = true; memcpy(&last_kb_config, &kb_config, sizeof(kb_config)); } // Send to slave every 500ms regardless of state change if (timer_elapsed32(last_sync) > 500) { needs_sync = true; } // Perform the sync if requested if (needs_sync) { if (transaction_rpc_send(RPC_ID_KB_CONFIG_SYNC, sizeof(kb_config), &kb_config)) { last_sync = timer_read32(); } } } } void trackball_set_cpi(uint16_t cpi) { kb_config.device_cpi = cpi; if (!is_keyboard_left()) { pointing_device_set_cpi(cpi); } } void pointing_device_task(void) { if (!is_keyboard_master()) { return; } #if defined(POINTING_DEVICE_TASK_THROTTLE) static uint32_t last_exec = 0; if (timer_elapsed32(last_exec) < 1) { return; } last_exec = timer_read32(); #endif report_mouse_t local_report = pointing_device_get_report(); // Gather report info #ifdef POINTING_DEVICE_MOTION_PIN if (!readPin(POINTING_DEVICE_MOTION_PIN)) #endif #if defined(POINTING_DEVICE_COMBINED) local_report = pointing_device_driver.get_report(local_report); transaction_rpc_recv(RPC_ID_POINTER_STATE_SYNC, sizeof(report_mouse_t), &shared_mouse_report); local_report.x = local_report.x | shared_mouse_report.x; local_report.y = local_report.y | shared_mouse_report.y; local_report.h = local_report.h | shared_mouse_report.h; local_report.v = local_report.v | shared_mouse_report.v; #elif defined(POINTING_DEVICE_LEFT) if (is_keyboard_left()) { local_report = pointing_device_driver.get_report(local_report); } else { transaction_rpc_recv(RPC_ID_POINTER_STATE_SYNC, sizeof(report_mouse_t), &local_report); } #elif defined(POINTING_DEVICE_RIGHT) if (!is_keyboard_left()) { local_report = pointing_device_driver.get_report(local_report); } else { transaction_rpc_recv(RPC_ID_POINTER_STATE_SYNC, sizeof(report_mouse_t), &local_report); } #else # error "You need to define the side(s) the pointing device is on. POINTING_DEVICE_COMBINED / POINTING_DEVICE_LEFT / POINTING_DEVICE_RIGHT" #endif // 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 = local_report.x, y = local_report.y; # if defined(POINTING_DEVICE_ROTATION_90) local_report.x = y; local_report.y = -x; # elif defined(POINTING_DEVICE_ROTATION_180) local_report.x = -x; local_report.y = -y; # elif defined(POINTING_DEVICE_ROTATION_270) local_report.x = -y; local_report.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) local_report.x = -local_report.x; #endif #if defined(POINTING_DEVICE_INVERT_Y) local_report.y = -local_report.y; #endif // allow kb to intercept and modify report local_report = pointing_device_task_kb(local_report); // combine with mouse report to ensure that the combined is sent correctly #ifdef MOUSEKEY_ENABLE report_mouse_t mousekey_report = mousekey_get_report(); local_report.buttons = local_report.buttons | mousekey_report.buttons; #endif #if defined(POINTING_DEVICE_COMBINED) local_report.buttons = local_report.buttons | shared_mouse_report.buttons; #endif pointing_device_set_report(local_report); pointing_device_send(); }