You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
91 lines
3.5 KiB
91 lines
3.5 KiB
# Random Audio Stream PLayer Godot Engine Add-on |
|
# Copyright (c) Tim Krief. |
|
# |
|
# Permission is hereby granted, free of charge, to any person obtaining a copy |
|
# of this software and associated documentation files (the "Software"), to deal |
|
# in the Software without restriction, including without limitation the rights |
|
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
|
# copies of the Software, and to permit persons to whom the Software is |
|
# furnished to do so, subject to the following conditions: |
|
# |
|
# The above copyright notice and this permission notice shall be included in all |
|
# copies or substantial portions of the Software. |
|
# |
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
|
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
|
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
|
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
|
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
|
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
|
# SOFTWARE. |
|
|
|
tool |
|
extends AudioStreamPlayer |
|
|
|
export(Array, AudioStream) var samples = [] |
|
export(String, DIR) var select_samples_from_folder setget load_samples_from_folder |
|
export(int, "Pure", "No consecutive repetition", "Use all samples before repeat") var random_strategy = 0 |
|
onready var base_volume = volume_db |
|
export(float, 0, 80) var random_volume_range = 0 |
|
onready var base_pitch = pitch_scale |
|
export(float, 0, 4) var random_pitch_range = 0 |
|
|
|
var playing_sample_nb : int = -1 |
|
var last_played_sample_nb : int = -1 # only used if random_strategy = 1 |
|
var to_play = [] # only used if random_strategy = 2 |
|
|
|
# You can use playing_sample_nb to choose what sample to use |
|
func play(from_position=0.0, playing_sample_nb=-1): |
|
var number_of_samples = len(samples) |
|
if number_of_samples > 0: |
|
if playing_sample_nb < 0: |
|
if number_of_samples == 1: |
|
playing_sample_nb = 0 |
|
else: |
|
match random_strategy: |
|
1: |
|
playing_sample_nb = randi() % (number_of_samples - 1) |
|
if last_played_sample_nb == playing_sample_nb: |
|
playing_sample_nb += 1 |
|
last_played_sample_nb = playing_sample_nb |
|
2: |
|
if len(to_play) == 0: |
|
for i in range(number_of_samples): |
|
if i != last_played_sample_nb: |
|
to_play.append(i) |
|
to_play.shuffle() |
|
playing_sample_nb = to_play.pop_back() |
|
last_played_sample_nb = playing_sample_nb |
|
_: |
|
playing_sample_nb = randi() % number_of_samples |
|
if random_volume_range != 0: |
|
.set_volume_db(base_volume + (randf() - .5) * random_volume_range) |
|
if random_pitch_range != 0: |
|
.set_pitch_scale(max(0.0001, base_pitch + (randf() - .5) * random_pitch_range)) |
|
set_stream(samples[playing_sample_nb]) |
|
.play(from_position) |
|
|
|
func set_volume_db(new_volume_db): |
|
.set_volume_db(new_volume_db) |
|
base_volume = new_volume_db |
|
|
|
func set_pitch_scale(new_pitch): |
|
.set_pitch_scale(max(0.0001, new_pitch)) |
|
base_pitch = new_pitch |
|
|
|
func load_samples_from_folder(path): |
|
if path != "": |
|
samples.clear() |
|
var dir = Directory.new() |
|
if dir.open(path) == OK: |
|
dir.list_dir_begin(true) |
|
var file_name = dir.get_next() |
|
while file_name != "": |
|
if not dir.current_is_dir() and file_name.ends_with(".import"): |
|
var resource_path = dir.get_current_dir() + "/" + file_name.replace('.import', '') |
|
if resource_path.get_extension().to_lower() in ["wav", "ogg"]: |
|
var resource = load(resource_path) |
|
if resource != null: |
|
samples.append(resource) |
|
file_name = dir.get_next() |
|
select_samples_from_folder = ""
|
|
|