From e8461984d60a80841a5f4b219358cc20567114f8 Mon Sep 17 00:00:00 2001 From: Joey Castillo Date: Sat, 16 Oct 2021 12:58:14 -0400 Subject: launcher is now movement --- movement/movement.c | 218 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 218 insertions(+) create mode 100644 movement/movement.c (limited to 'movement/movement.c') diff --git a/movement/movement.c b/movement/movement.c new file mode 100644 index 00000000..9c15833c --- /dev/null +++ b/movement/movement.c @@ -0,0 +1,218 @@ +#include +#include +#include +#include "watch.h" +#include "movement.h" +#include "movement_config.h" + +LauncherState movement_state; +void * widget_contexts[MOVEMENT_NUM_WIDGETS]; +const int32_t movement_screensaver_deadlines[8] = {INT_MAX, 3600, 7200, 21600, 43200, 86400, 172800, 604800}; +LauncherEvent event; + +void cb_mode_btn_interrupt(); +void cb_light_btn_interrupt(); +void cb_alarm_btn_interrupt(); +void cb_alarm_btn_extwake(); +void cb_alarm_fired(); +void cb_tick(); + +static inline void _movement_reset_screensaver_countdown() { + // for testing, make the timeout happen 60x faster. + movement_state.screensaver_ticks = movement_screensaver_deadlines[movement_state.movement_settings.bit.screensaver_interval] / 60; +} + +void movement_request_tick_frequency(uint8_t freq) { + watch_rtc_disable_all_periodic_callbacks(); + movement_state.subsecond = 0; + movement_state.tick_frequency = freq; + watch_rtc_register_periodic_callback(cb_tick, freq); +} + +void movement_illuminate_led() { + movement_state.light_ticks = 3; +} + +void movement_move_to_widget(uint8_t widget_index) { + movement_state.widget_changed = true; + movement_state.next_widget = widget_index; +} + +void movement_move_to_next_widget() { + movement_move_to_widget((movement_state.current_widget + 1) % MOVEMENT_NUM_WIDGETS); +} + +void app_init() { + memset(&movement_state, 0, sizeof(movement_state)); + + movement_state.movement_settings.bit.led_green_color = 0xF; + movement_state.movement_settings.bit.button_should_sound = true; + movement_state.movement_settings.bit.screensaver_interval = 1; + _movement_reset_screensaver_countdown(); +} + +void app_wake_from_deep_sleep() { + // This app does not support deep sleep mode. +} + +void app_setup() { + static bool is_first_launch = true; + + if (is_first_launch) { + for(uint8_t i = 0; i < MOVEMENT_NUM_WIDGETS; i++) { + widget_contexts[i] = NULL; + is_first_launch = false; + } + } + if (movement_state.screensaver_ticks != -1) { + watch_disable_extwake_interrupt(BTN_ALARM); + watch_rtc_disable_alarm_callback(); + + watch_enable_external_interrupts(); + watch_register_interrupt_callback(BTN_MODE, cb_mode_btn_interrupt, INTERRUPT_TRIGGER_BOTH); + watch_register_interrupt_callback(BTN_LIGHT, cb_light_btn_interrupt, INTERRUPT_TRIGGER_BOTH); + watch_register_interrupt_callback(BTN_ALARM, cb_alarm_btn_interrupt, INTERRUPT_TRIGGER_BOTH); + + watch_enable_buzzer(); + watch_enable_leds(); + watch_enable_display(); + + movement_request_tick_frequency(1); + + for(uint8_t i = 0; i < MOVEMENT_NUM_WIDGETS; i++) { + widgets[i].setup(&movement_state.movement_settings, &widget_contexts[i]); + } + + widgets[0].activate(&movement_state.movement_settings, widget_contexts[0]); + event.subsecond = 0; + event.event_type = EVENT_ACTIVATE; + } +} + +void app_prepare_for_sleep() { +} + +void app_wake_from_sleep() { +} + +bool app_loop() { + if (movement_state.widget_changed) { + if (movement_state.movement_settings.bit.button_should_sound) { + // low note for nonzero case, high note for return to widget 0 + watch_buzzer_play_note(movement_state.next_widget ? BUZZER_NOTE_C7 : BUZZER_NOTE_C8, 50); + } + widgets[movement_state.current_widget].resign(&movement_state.movement_settings, widget_contexts[movement_state.current_widget]); + movement_state.current_widget = movement_state.next_widget; + watch_clear_display(); + widgets[movement_state.current_widget].activate(&movement_state.movement_settings, widget_contexts[movement_state.current_widget]); + event.subsecond = 0; + event.event_type = EVENT_ACTIVATE; + movement_state.widget_changed = false; + } + + // If the LED is off and should be on, turn it on + if (movement_state.light_ticks > 0 && !movement_state.led_on) { + watch_set_led_color(movement_state.movement_settings.bit.led_red_color ? (0xF | movement_state.movement_settings.bit.led_red_color << 4) : 0, + movement_state.movement_settings.bit.led_green_color ? (0xF | movement_state.movement_settings.bit.led_green_color << 4) : 0); + movement_state.led_on = true; + + } + + // if the LED is on and should be off, turn it off + if (movement_state.led_on && movement_state.light_ticks == 0) { + // unless the user is holding down the LIGHT button, in which case, give them more time. + if (watch_get_pin_level(BTN_LIGHT)) { + movement_state.light_ticks = 3; + } else { + watch_set_led_off(); + movement_state.led_on = false; + } + } + + // if we have timed out of our screensaver countdown, enter screensaver mode. + if (movement_state.screensaver_ticks == 0) { + movement_state.screensaver_ticks = -1; + watch_date_time alarm_time; + alarm_time.reg = 0; + alarm_time.unit.second = 59; // after a match, the alarm fires at the next rising edge of CLK_RTC_CNT, so 59 seconds lets us update at :00 + watch_rtc_register_alarm_callback(cb_alarm_fired, alarm_time, ALARM_MATCH_SS); + watch_register_extwake_callback(BTN_ALARM, cb_alarm_btn_extwake, true); + event.event_type = EVENT_NONE; + event.subsecond = 0; + + // this is a little mini-runloop. + // as long as screensaver_ticks is -1 (i.e. screensaver is active), we wake up here, update the screen, and go right back to sleep. + while (movement_state.screensaver_ticks == -1) { + event.event_type = EVENT_SCREENSAVER; + widgets[movement_state.current_widget].loop(event, &movement_state.movement_settings, widget_contexts[movement_state.current_widget]); + watch_enter_shallow_sleep(true); + } + // as soon as screensaver_ticks is reset by the extwake handler, we bail out of the loop and reactivate ourselves. + event.event_type = EVENT_ACTIVATE; + // this is a hack tho: waking from shallow sleep, app_setup does get called, but it happens before we have reset our ticks. + // need to figure out if there's a better heuristic for determining how we woke up. + app_setup(); + } + + static bool can_sleep = true; + + if (event.event_type) { + event.subsecond = movement_state.subsecond; + can_sleep = widgets[movement_state.current_widget].loop(event, &movement_state.movement_settings, widget_contexts[movement_state.current_widget]); + event.event_type = EVENT_NONE; + event.subsecond = 0; + } + + return can_sleep && !movement_state.led_on; +} + +LauncherEventType _figure_out_button_event(LauncherEventType button_down_event, uint8_t *down_timestamp) { + watch_date_time date_time = watch_rtc_get_date_time(); + if (*down_timestamp) { + uint8_t diff = ((61 + date_time.unit.second) - *down_timestamp) % 60; + *down_timestamp = 0; + if (diff > 1) return button_down_event + 2; + else return button_down_event + 1; + } else { + *down_timestamp = date_time.unit.second + 1; + return button_down_event; + } +} + +void cb_light_btn_interrupt() { + _movement_reset_screensaver_countdown(); + event.event_type = _figure_out_button_event(EVENT_LIGHT_BUTTON_DOWN, &movement_state.light_down_timestamp); +} + +void cb_mode_btn_interrupt() { + _movement_reset_screensaver_countdown(); + event.event_type = _figure_out_button_event(EVENT_MODE_BUTTON_DOWN, &movement_state.mode_down_timestamp); +} + +void cb_alarm_btn_interrupt() { + _movement_reset_screensaver_countdown(); + event.event_type = _figure_out_button_event(EVENT_ALARM_BUTTON_DOWN, &movement_state.alarm_down_timestamp); +} + +void cb_alarm_btn_extwake() { + // wake up! + _movement_reset_screensaver_countdown(); +} + +void cb_alarm_fired() { + event.event_type = EVENT_SCREENSAVER; +} + +void cb_tick() { + event.event_type = EVENT_TICK; + watch_date_time date_time = watch_rtc_get_date_time(); + if (date_time.unit.second != movement_state.last_second) { + if (movement_state.light_ticks) movement_state.light_ticks--; + if (movement_state.movement_settings.bit.screensaver_interval && movement_state.screensaver_ticks > 0) movement_state.screensaver_ticks--; + + movement_state.last_second = date_time.unit.second; + movement_state.subsecond = 0; + } else { + movement_state.subsecond++; + } +} -- cgit v1.2.3