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-rw-r--r--keyboards/handwired/tractyl_manuform/tm_sync.c132
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..0088fcc4f6
--- /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()) {
+ 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