diff options
Diffstat (limited to 'keyboards/handwired/tractyl_manuform/tm_sync.c')
| -rw-r--r-- | keyboards/handwired/tractyl_manuform/tm_sync.c | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/keyboards/handwired/tractyl_manuform/tm_sync.c b/keyboards/handwired/tractyl_manuform/tm_sync.c new file mode 100644 index 0000000000..f0a611206d --- /dev/null +++ b/keyboards/handwired/tractyl_manuform/tm_sync.c @@ -0,0 +1,132 @@ +/* Copyright 2020 Christopher Courtney, aka Drashna Jael're (@drashna) <drashna@live.com> + * + * 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/>. + */ + +#ifdef SPLIT_TRANSACTION_IDS_KB + +# include "tractyl_manuform.h" +# include "transactions.h" +# include <string.h> +# include "drivers/sensors/pmw3360.h" + +kb_runtime_config_t kb_state; +kb_slave_data_t kb_slave; + +void slave_state_sync(uint8_t initiator2target_buffer_size, const void* initiator2target_buffer, uint8_t target2initiator_buffer_size, void* target2initiator_buffer) { + if (target2initiator_buffer_size == sizeof(kb_slave)) { + memcpy(target2initiator_buffer, &kb_slave, sizeof(kb_slave)); + if (kb_slave.mouse_x > 127) { + kb_slave.mouse_x -= 127; + } else if (kb_slave.mouse_x < -127) { + kb_slave.mouse_x += 127; + } else { + kb_slave.mouse_x = 0; + } + + if (kb_slave.mouse_y > 127) { + kb_slave.mouse_y -= 127; + } else if (kb_slave.mouse_y < -127) { + kb_slave.mouse_y += 127; + } else { + kb_slave.mouse_y = 0; + } + } +} + +void pointer_state_sync(uint8_t initiator2target_buffer_size, const void* initiator2target_buffer, uint8_t target2initiator_buffer_size, void* target2initiator_buffer) { + if (initiator2target_buffer_size == sizeof(kb_state)) { + memcpy(&kb_state, initiator2target_buffer, sizeof(kb_state)); + } +} + +void keyboard_post_init_kb(void) { + // Register keyboard state sync split transaction + transaction_register_rpc(RPC_ID_STATE_SYNC, pointer_state_sync); + transaction_register_rpc(RPC_ID_SLAVE_STATE, slave_state_sync); + + keyboard_post_init_user(); +} + +void kb_state_update(void) { +# ifdef POINTING_DEVICE_ENABLE + if (is_keyboard_master() && !is_keyboard_left()) { + static uint16_t cpi = 0; + if (cpi != kb_state.device_cpi) { + cpi = kb_state.device_cpi; + pmw_set_cpi(cpi); + } + } +# endif +} + +void kb_post_state_update(void) { +# ifdef POINTING_DEVICE_ENABLE + if (is_keyboard_master() && is_keyboard_left()) { + report_mouse_t temp_report = pointing_device_get_report(); + temp_report.x = kb_slave.mouse_x; + temp_report.y = kb_slave.mouse_y; + pointing_device_set_report(temp_report); + } +# endif +} + +void kb_state_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_runtime_config_t last_kb_state; + static uint32_t last_sync = 0; + static uint32_t mouse_sync = 0; + bool needs_sync = false; + + // Check if the state values are different + if (memcmp(&kb_state, &last_kb_state, sizeof(kb_runtime_config_t))) { + needs_sync = true; + memcpy(&last_kb_state, &kb_state, sizeof(kb_runtime_config_t)); + } + // 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_STATE_SYNC, sizeof(kb_runtime_config_t), &kb_state)) { + last_sync = timer_read32(); + } + } + + if (is_keyboard_left()) { + if (timer_elapsed32(mouse_sync) >= 5) { + // always sync slave data, since it may contain device reports. + if (transaction_rpc_recv(RPC_ID_SLAVE_STATE, sizeof(kb_slave_data_t), &kb_slave)) { + if (kb_slave.mouse_x >= -127 && kb_slave.mouse_x <= 127 && kb_slave.mouse_y >= -127 && kb_slave.mouse_y <= 127) { + mouse_sync = timer_read32(); + } + } + } + } + } +} + +void housekeeping_task_kb(void) { + // Update kb_state so we can send to slave + kb_state_update(); + + // Data sync from master to slave + kb_state_sync(); + + kb_post_state_update(); +} +#endif |