Momentum-Apps/init_deinit.c

#include "init_deinit.h"

FlizzerTrackerApp *init_tracker(uint32_t sample_rate, uint8_t rate, bool external_audio_output, uint32_t audio_buffer_size)
{
    FlizzerTrackerApp *tracker = malloc(sizeof(FlizzerTrackerApp));
    memset(tracker, 0, sizeof(FlizzerTrackerApp));

    sound_engine_init(&tracker->sound_engine, sample_rate, external_audio_output, audio_buffer_size);
    tracker_engine_init(&tracker->tracker_engine, rate, &tracker->sound_engine);

    tracker->tracker_engine.song = &tracker->song;

    tracker->current_note = MIDDLE_C;

    return tracker;
}

void deinit_tracker(FlizzerTrackerApp *tracker)
{
    sound_engine_deinit(&tracker->sound_engine);

    if (tracker->tracker_engine.song == NULL)
    {
        tracker_engine_set_song(&tracker->tracker_engine, &tracker->song);
    }

    tracker_engine_deinit(&tracker->tracker_engine, false);

    FURI_CRITICAL_ENTER();
    LL_TIM_DeInit(TRACKER_ENGINE_TIMER);
    LL_TIM_DeInit(SAMPLE_RATE_TIMER);
    LL_TIM_DeInit(SPEAKER_PWM_TIMER);
    FURI_CRITICAL_EXIT();

    free(tracker);
}