add audio examples

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Richard Smith 2025-06-04 16:59:56 +01:00
parent 8d5d810925
commit 8e85d28ca8
6 changed files with 265 additions and 0 deletions

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"""checked with raylib-python-cffi 5.5.0.2
raylib [audio] example - Sound loading and playing
Example complexity rating: [] 1/4
Example originally created with raylib 1.1, last time updated with raylib 3.5
Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
BSD-like license that allows static linking with closed source software
Copyright (c) 2014-2025 Ramon Santamaria (@raysan5)
This source has been converted from C raylib examples to Python.
"""
import pyray as rl
from pathlib import Path
# Get the directory where this script is located
THIS_DIR = Path(__file__).resolve().parent
# Initialization
# --------------------------------------------------------------------------------------
screen_width = 800
screen_height = 450
rl.init_window(
screen_width, screen_height, "raylib [audio] example - sound loading and playing"
)
rl.init_audio_device() # Initialize audio device
# Load WAV audio file using proper path resolution
fx_wav = rl.load_sound(str(THIS_DIR / "resources/sound.wav"))
# Load OGG audio file using proper path resolution
fx_ogg = rl.load_sound(str(THIS_DIR / "resources/target.ogg"))
rl.set_target_fps(60) # Set our game to run at 60 frames-per-second
# --------------------------------------------------------------------------------------
# Main game loop
while not rl.window_should_close(): # Detect window close button or ESC key
# Update
# ----------------------------------------------------------------------------------
if rl.is_key_pressed(rl.KeyboardKey.KEY_SPACE):
rl.play_sound(fx_wav) # Play WAV sound
if rl.is_key_pressed(rl.KeyboardKey.KEY_ENTER):
rl.play_sound(fx_ogg) # Play OGG sound
# ----------------------------------------------------------------------------------
# Draw
# ----------------------------------------------------------------------------------
rl.begin_drawing()
rl.clear_background(rl.RAYWHITE)
rl.draw_text("Press SPACE to PLAY the WAV sound!", 200, 180, 20, rl.LIGHTGRAY)
rl.draw_text("Press ENTER to PLAY the OGG sound!", 200, 220, 20, rl.LIGHTGRAY)
rl.end_drawing()
# ----------------------------------------------------------------------------------
# De-Initialization
# --------------------------------------------------------------------------------------
rl.unload_sound(fx_wav) # Unload sound data
rl.unload_sound(fx_ogg) # Unload sound data
rl.close_audio_device() # Close audio device
rl.close_window() # Close window and OpenGL context
# --------------------------------------------------------------------------------------

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"""checked with raylib-python-cffi 5.5.0.2
raylib [audio] example - Playing sound multiple times
Example complexity rating: [] 2/4
Example originally created with raylib 4.6, last time updated with raylib 4.6
Example contributed by Jeffery Myers (@JeffM2501) and reviewed by Ramon Santamaria (@raysan5)
Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
BSD-like license that allows static linking with closed source software
Copyright (c) 2023-2025 Jeffery Myers (@JeffM2501)
This source has been converted from C raylib examples to Python.
"""
from typing import List
import pyray as rl
from pathlib import Path
# Get the directory where this script is located
THIS_DIR = Path(__file__).resolve().parent
MAX_SOUNDS = 10
sound_array: List[rl.Sound] = []
current_sound = 0
# Initialization
# --------------------------------------------------------------------------------------
screen_width = 800
screen_height = 450
rl.init_window(
screen_width, screen_height, "raylib [audio] example - playing sound multiple times"
)
rl.init_audio_device() # Initialize audio device
# Load the sound list
sound_array.append(
rl.load_sound(str(THIS_DIR / "resources/sound.wav"))
) # Load WAV audio file into the first slot as the 'source' sound
# this sound owns the sample data
for i in range(1, MAX_SOUNDS):
sound_array.append(
rl.load_sound_alias(sound_array[0])
) # Load an alias of the sound into slots 1-9
# These do not own the sound data, but can be played
current_sound = 0 # Set the sound list to the start
rl.set_target_fps(60) # Set our game to run at 60 frames-per-second
# --------------------------------------------------------------------------------------
# Main game loop
while not rl.window_should_close(): # Detect window close button or ESC key
# Update
# ----------------------------------------------------------------------------------
if rl.is_key_pressed(rl.KeyboardKey.KEY_SPACE):
rl.play_sound(sound_array[current_sound]) # Play the next open sound slot
current_sound += 1 # Increment the sound slot
if (
current_sound >= MAX_SOUNDS
): # If the sound slot is out of bounds, go back to 0
current_sound = 0
# Note: a better way would be to look at the list for the first sound that is not playing and use that slot
# ----------------------------------------------------------------------------------
# Draw
# ----------------------------------------------------------------------------------
rl.begin_drawing()
rl.clear_background(rl.RAYWHITE)
rl.draw_text("Press SPACE to PLAY a WAV sound!", 200, 180, 20, rl.LIGHTGRAY)
rl.end_drawing()
# ----------------------------------------------------------------------------------
# De-Initialization
# --------------------------------------------------------------------------------------
for i in range(1, MAX_SOUNDS):
rl.unload_sound_alias(sound_array[i]) # Unload sound aliases
rl.unload_sound(sound_array[0]) # Unload source sound data
rl.close_audio_device() # Close audio device
rl.close_window() # Close window and OpenGL context
# --------------------------------------------------------------------------------------

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"""checked with raylib-python-cffi 5.5.0.2
raylib [audio] example - Playing spatialized 3D sound
Example complexity rating: [] 2/4
Example originally created with raylib 5.5, last time updated with raylib 5.5
Example contributed by Le Juez Victor (@Bigfoot71) and reviewed by Ramon Santamaria (@raysan5)
Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
BSD-like license that allows static linking with closed source software
Copyright (c) 2025 Le Juez Victor (@Bigfoot71)
This source has been converted from C raylib examples to Python.
"""
import pyray as rl
import math
from pathlib import Path
# Get the directory where this script is located
THIS_DIR = Path(__file__).resolve().parent
# Sound positioning function
def set_sound_position(listener, sound, position, max_dist):
# Calculate direction vector and distance between listener and sound source
direction = rl.vector3_subtract(position, listener.position)
distance = rl.vector3_length(direction)
# Apply logarithmic distance attenuation and clamp between 0-1
attenuation = 1.0 / (1.0 + (distance / max_dist))
attenuation = rl.clamp(attenuation, 0.0, 1.0)
# Calculate normalized vectors for spatial positioning
normalized_direction = rl.vector3_normalize(direction)
forward = rl.vector3_normalize(
rl.vector3_subtract(listener.target, listener.position)
)
right = rl.vector3_normalize(rl.vector3_cross_product(listener.up, forward))
# Reduce volume for sounds behind the listener
dot_product = rl.vector3_dot_product(forward, normalized_direction)
if dot_product < 0.0:
attenuation *= 1.0 + dot_product * 0.5
# Set stereo panning based on sound position relative to listener
pan = 0.5 + 0.5 * rl.vector3_dot_product(normalized_direction, right)
# Apply final sound properties
rl.set_sound_volume(sound, attenuation)
rl.set_sound_pan(sound, pan)
# Initialization
# --------------------------------------------------------------------------------------
screen_width = 800
screen_height = 450
rl.init_window(
screen_width, screen_height, "raylib [audio] example - Playing spatialized 3D sound"
)
rl.init_audio_device()
sound = rl.load_sound(str(THIS_DIR / "resources/coin.wav"))
camera = rl.Camera3D(
(0, 5, 5),
(0, 0, 0),
(0, 1, 0),
60.0,
rl.CameraProjection.CAMERA_PERSPECTIVE,
)
rl.disable_cursor()
rl.set_target_fps(60)
# --------------------------------------------------------------------------------------
# Main game loop
while not rl.window_should_close():
# Update
# ----------------------------------------------------------------------------------
rl.update_camera(camera, rl.CameraMode.CAMERA_FREE)
th = rl.get_time()
sphere_pos = rl.Vector3(5.0 * math.cos(th), 0.0, 5.0 * math.sin(th))
set_sound_position(camera, sound, sphere_pos, 20.0)
if not rl.is_sound_playing(sound):
rl.play_sound(sound)
# ----------------------------------------------------------------------------------
# Draw
# ----------------------------------------------------------------------------------
rl.begin_drawing()
rl.clear_background(rl.RAYWHITE)
rl.begin_mode_3d(camera)
rl.draw_grid(10, 2)
rl.draw_sphere(sphere_pos, 0.5, rl.RED)
rl.end_mode_3d()
rl.end_drawing()
# ----------------------------------------------------------------------------------
# De-Initialization
# --------------------------------------------------------------------------------------
rl.unload_sound(sound)
rl.close_audio_device() # Close audio device
rl.close_window() # Close window and OpenGL context
# --------------------------------------------------------------------------------------

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