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got a metronome working

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Adam Burns 2026-03-11 23:26:15 -04:00
parent 6bf0b2dadc
commit 99fec4d07d
1 changed files with 46 additions and 5 deletions
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51
rhythm_manager.gd
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@ -11,26 +11,67 @@ extends Node2D
@export var tempo: int = 120
@export var beats_per_measure: int = 4
var beats_elapsed: int = 0
var beat_time_start: float = 0.0
var beat_time_elapsed: float = 0.0
var seconds_per_beat: float
var seconds_elapsed: float = 0.0
var useconds_per_beat: float
var song_time_elapsed: float = 0.0
var total_time_elapsed: float = 0.0
#var fmod: float
var is_running: bool = false
var start_time: float
var end_time: float
var ready_time: float
var delay_time: float
@onready var click_track: AudioStreamPlayer2D = %ClickTrack
## OVERRIDES
func _ready() -> void:
ready_time = Time.get_ticks_usec()
print("Ready time: %s" % ready_time)
#var time_to_next_mix: float = AudioServer.get_time_to_next_mix()
#print(time_to_next_mix)
#var output_latency: float = AudioServer.get_output_latency()
#print(output_latency)
#var mix_rate: float = AudioServer.get_mix_rate()
#print(mix_rate)
#delay_time = time_to_next_mix + output_latency
#print(delay_time)
seconds_per_beat = 60.0/float(tempo)
print(seconds_per_beat)
useconds_per_beat = seconds_per_beat * 1000000.0
#print(useconds_per_beat)
func _process(_delta: float) -> void:
total_time_elapsed = Time.get_ticks_usec()
#print("total time: %s" % total_time_elapsed)
if is_running:
seconds_elapsed = Time.get_ticks_msec() / 1000.0
song_time_elapsed = total_time_elapsed - start_time
#print("song time elapsed: %s" % song_time_elapsed)
beat_time_elapsed = song_time_elapsed - beat_time_start
#print("beat time elapsed: %s" % beat_time_elapsed)
#fmod = fmod(total_time_elapsed, useconds_per_beat)
#print(fmod)
if beat_time_elapsed >= useconds_per_beat:
beats_elapsed += 1
print("that's beat %s in the books" % beats_elapsed)
beat_time_elapsed = 0.0
beat_time_start = song_time_elapsed
func _input(event: InputEvent) -> void:
if event.is_action_pressed("ui_accept"):
is_running = true
click_track.play()
if is_running == false:
start_time = Time.get_ticks_usec()
print("start time: %s" % start_time)
is_running = true
click_track.play()
else:
click_track.stop()
is_running = false
end_time = Time.get_ticks_usec()
print("end_time: %s" % end_time)
#func _physics_process(delta: float) -> void:
#pass