Update copyright header. Normalize line endings to LF.
This commit is contained in:
Paul Chote
@@ -1,492 +1,492 @@
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#region Copyright & License Information
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/*
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* Copyright 2007-2010 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation. For more information,
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* see LICENSE.
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*/
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using OpenRA.FileFormats;
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using OpenRA.Traits;
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using Tao.OpenAl;
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namespace OpenRA
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{
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public static class Sound
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{
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static ISoundEngine soundEngine;
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static Cache<string, ISoundSource> sounds;
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static ISoundSource rawSource;
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static ISound music;
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static ISound video;
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static string currentMusic;
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static ISoundSource LoadSound(string filename)
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{
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return LoadSoundRaw(AudLoader.LoadSound(FileSystem.Open(filename)));
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}
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static ISoundSource LoadSoundRaw(byte[] rawData)
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{
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return soundEngine.AddSoundSourceFromMemory(rawData, 1, 16, 22050);
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}
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public static void Create()
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{
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soundEngine = new OpenAlSoundEngine();
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}
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public static void Initialize()
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{
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sounds = new Cache<string, ISoundSource>(LoadSound);
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music = null;
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currentMusic = null;
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video = null;
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}
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public static void SetListenerPosition(float2 position) { soundEngine.SetListenerPosition(position); }
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static ISound Play(Player player, string name, bool headRelative, float2 pos, float volumeModifier)
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{
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if (player != null && player != player.World.LocalPlayer)
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return null;
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if (name == "" || name == null)
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return null;
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return soundEngine.Play2D(sounds[name],
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false, headRelative, pos,
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InternalSoundVolume * volumeModifier);
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}
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public static ISound Play(string name) { return Play(null, name, true, float2.Zero, 1); }
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public static ISound Play(string name, float2 pos) { return Play(null, name, false, pos, 1); }
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public static ISound Play(string name, float volumeModifier) { return Play(null, name, true, float2.Zero, volumeModifier); }
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public static ISound Play(string name, float2 pos, float volumeModifier) { return Play(null, name, false, pos, volumeModifier); }
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public static ISound PlayToPlayer(Player player, string name) { return Play( player, name, true, float2.Zero, 1); }
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public static ISound PlayToPlayer(Player player, string name, float2 pos) { return Play(player, name, false, pos, 1); }
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public static void PlayVideo(byte[] raw)
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{
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rawSource = LoadSoundRaw(raw);
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video = soundEngine.Play2D(rawSource, false, true, float2.Zero, InternalSoundVolume);
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}
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public static void PlayVideo()
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{
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if (video != null)
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soundEngine.PauseSound(video, false);
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}
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public static void PauseVideo()
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{
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if (video != null)
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soundEngine.PauseSound(video, true);
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}
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public static void StopVideo()
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{
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if (video != null)
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soundEngine.StopSound(video);
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}
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public static void Tick()
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{
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// Song finished
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if (MusicPlaying && !music.Playing)
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{
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StopMusic();
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OnMusicComplete();
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}
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}
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static Action OnMusicComplete;
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public static bool MusicPlaying { get; private set; }
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public static void PlayMusic(string name)
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{
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PlayMusicThen(name, () => { });
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}
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public static void PlayMusicThen(string name, Action then)
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{
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OnMusicComplete = then;
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if (name == "" || name == null)
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return;
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if (name == currentMusic && music != null)
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{
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soundEngine.PauseSound(music, false);
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return;
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}
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StopMusic();
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currentMusic = name;
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MusicPlaying = true;
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var sound = sounds[name];
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music = soundEngine.Play2D(sound, false, true, float2.Zero, MusicVolume);
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}
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public static void PlayMusic()
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{
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if (music == null)
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return;
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MusicPlaying = true;
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soundEngine.PauseSound(music, false);
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}
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public static void StopSound(ISound sound)
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{
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if (sound != null)
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soundEngine.StopSound(sound);
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}
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public static void StopMusic()
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{
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if (music != null)
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soundEngine.StopSound(music);
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MusicPlaying = false;
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currentMusic = null;
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}
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public static void PauseMusic()
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{
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if (music == null)
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return;
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MusicPlaying = false;
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soundEngine.PauseSound(music, true);
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}
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public static float GlobalVolume
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{
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get { return soundEngine.Volume; }
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set { soundEngine.Volume = value; }
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}
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static float soundVolumeModifier = 1.0f;
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public static float SoundVolumeModifier
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{
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get { return soundVolumeModifier; }
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set
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{
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soundVolumeModifier = value;
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soundEngine.SetSoundVolume(InternalSoundVolume, music, video);
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}
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}
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static float InternalSoundVolume { get { return SoundVolume * soundVolumeModifier; } }
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public static float SoundVolume
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{
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get { return Game.Settings.Sound.SoundVolume; }
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set
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{
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Game.Settings.Sound.SoundVolume = value;
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soundEngine.SetSoundVolume(InternalSoundVolume, music, video);
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}
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}
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public static float MusicVolume
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{
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get { return Game.Settings.Sound.MusicVolume; }
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set
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{
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Game.Settings.Sound.MusicVolume = value;
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if (music != null)
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music.Volume = value;
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}
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}
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public static float VideoVolume
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{
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get { return Game.Settings.Sound.VideoVolume; }
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set
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{
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Game.Settings.Sound.VideoVolume = value;
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if (video != null)
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video.Volume = value;
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}
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}
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public static float MusicSeekPosition
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{
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get { return (music != null) ? music.SeekPosition : 0; }
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}
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public static float VideoSeekPosition
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{
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get { return (video != null) ? video.SeekPosition : 0; }
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}
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// Returns true if it played a phrase
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public static bool PlayVoice(string phrase, Actor voicedUnit, string variant)
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{
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if (voicedUnit == null) return false;
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if (phrase == null) return false;
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var mi = voicedUnit.Info.Traits.GetOrDefault<SelectableInfo>();
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if (mi == null) return false;
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if (mi.Voice == null) return false;
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var vi = Rules.Voices[mi.Voice.ToLowerInvariant()];
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var clip = vi.Pools.Value[phrase].GetNext();
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if (clip == null)
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return false;
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var variantext = (vi.Variants.ContainsKey(variant) && !vi.DisableVariants.Contains(phrase)) ?
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vi.Variants[variant][voicedUnit.ActorID % vi.Variants[variant].Length] : vi.DefaultVariant;
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Play(clip + variantext);
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return true;
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}
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}
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interface ISoundEngine
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{
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ISoundSource AddSoundSourceFromMemory(byte[] data, int channels, int sampleBits, int sampleRate);
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ISound Play2D(ISoundSource sound, bool loop, bool relative, float2 pos, float volume);
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float Volume { get; set; }
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void PauseSound(ISound sound, bool paused);
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void StopSound(ISound sound);
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void SetAllSoundsPaused(bool paused);
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void StopAllSounds();
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void SetListenerPosition(float2 position);
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void SetSoundVolume(float volume, ISound music, ISound video);
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}
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interface ISoundSource { }
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public interface ISound
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{
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float Volume { get; set; }
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float SeekPosition { get; }
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bool Playing { get; }
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}
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class OpenAlSoundEngine : ISoundEngine
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{
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float volume = 1f;
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Dictionary<int, bool> sourcePool = new Dictionary<int, bool>();
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const int POOL_SIZE = 32;
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public OpenAlSoundEngine()
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{
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//var str = Alc.alcGetString(IntPtr.Zero, Alc.ALC_DEFAULT_DEVICE_SPECIFIER);
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var dev = Alc.alcOpenDevice(null);
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if (dev == IntPtr.Zero)
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throw new InvalidOperationException("Can't create OpenAL device");
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var ctx = Alc.alcCreateContext(dev, IntPtr.Zero);
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if (ctx == IntPtr.Zero)
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throw new InvalidOperationException("Can't create OpenAL context");
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Alc.alcMakeContextCurrent(ctx);
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for (var i = 0; i < POOL_SIZE; i++)
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{
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var source = 0;
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Al.alGenSources(1, out source);
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if (0 != Al.alGetError())
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{
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Log.Write("debug", "Failed generating OpenAL source {0}", i);
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return;
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}
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sourcePool.Add(source, false);
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}
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}
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int GetSourceFromPool()
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{
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foreach (var kvp in sourcePool)
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{
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if (!kvp.Value)
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{
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sourcePool[kvp.Key] = true;
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return kvp.Key;
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}
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}
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List<int> freeSources = new List<int>();
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foreach (int key in sourcePool.Keys)
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{
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int state;
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Al.alGetSourcei(key, Al.AL_SOURCE_STATE, out state);
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if (state != Al.AL_PLAYING && state != Al.AL_PAUSED)
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freeSources.Add(key);
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}
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if (freeSources.Count == 0)
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return -1;
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foreach (int i in freeSources)
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sourcePool[i] = false;
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sourcePool[freeSources[0]] = true;
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return freeSources[0];
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}
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public ISoundSource AddSoundSourceFromMemory(byte[] data, int channels, int sampleBits, int sampleRate)
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{
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return new OpenAlSoundSource(data, channels, sampleBits, sampleRate);
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}
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public ISound Play2D(ISoundSource sound, bool loop, bool relative, float2 pos, float volume)
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{
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int source = GetSourceFromPool();
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return new OpenAlSound(source, (sound as OpenAlSoundSource).buffer, loop, relative, pos, volume);
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}
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public float Volume
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{
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get { return volume; }
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set { Al.alListenerf(Al.AL_GAIN, volume = value); }
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}
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public void PauseSound(ISound sound, bool paused)
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{
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int key = ((OpenAlSound)sound).source;
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int state;
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Al.alGetSourcei(key, Al.AL_SOURCE_STATE, out state);
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if (state == Al.AL_PLAYING && paused)
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Al.alSourcePause(key);
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else if (state == Al.AL_PAUSED && !paused)
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Al.alSourcePlay(key);
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}
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public void SetAllSoundsPaused(bool paused)
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{
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foreach (int key in sourcePool.Keys)
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{
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int state;
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Al.alGetSourcei(key, Al.AL_SOURCE_STATE, out state);
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if (state == Al.AL_PLAYING && paused)
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Al.alSourcePause(key);
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else if (state == Al.AL_PAUSED && !paused)
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Al.alSourcePlay(key);
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}
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}
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public void SetSoundVolume(float volume, ISound music, ISound video)
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{
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var sounds = sourcePool.Select(s => s.Key).Where(b =>
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{
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int state;
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Al.alGetSourcei(b, Al.AL_SOURCE_STATE, out state);
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return ((state == Al.AL_PLAYING || state == Al.AL_PAUSED) &&
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((music != null) ? b != ((OpenAlSound)music).source : true) &&
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((video != null) ? b != ((OpenAlSound)video).source : true));
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}).ToList();
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foreach (var s in sounds)
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{
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Al.alSourcef(s, Al.AL_GAIN, volume);
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}
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}
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public void StopSound(ISound sound)
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{
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int key = ((OpenAlSound)sound).source;
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int state;
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Al.alGetSourcei(key, Al.AL_SOURCE_STATE, out state);
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if (state == Al.AL_PLAYING || state == Al.AL_PAUSED)
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Al.alSourceStop(key);
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}
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public void StopAllSounds()
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{
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foreach (int key in sourcePool.Keys)
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{
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int state;
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Al.alGetSourcei(key, Al.AL_SOURCE_STATE, out state);
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if (state == Al.AL_PLAYING || state == Al.AL_PAUSED)
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Al.alSourceStop(key);
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}
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}
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public void SetListenerPosition(float2 position)
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{
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var orientation = new[] { 0f, 0f, 1f, 0f, -1f, 0f };
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Al.alListener3f(Al.AL_POSITION, position.X, position.Y, 50);
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Al.alListenerfv(Al.AL_ORIENTATION, ref orientation[0]);
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Al.alListenerf(Al.AL_METERS_PER_UNIT, .01f);
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}
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}
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class OpenAlSoundSource : ISoundSource
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{
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public readonly int buffer;
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static int MakeALFormat(int channels, int bits)
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{
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if (channels == 1)
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return bits == 16 ? Al.AL_FORMAT_MONO16 : Al.AL_FORMAT_MONO8;
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else
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return bits == 16 ? Al.AL_FORMAT_STEREO16 : Al.AL_FORMAT_STEREO8;
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}
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public OpenAlSoundSource(byte[] data, int channels, int sampleBits, int sampleRate)
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{
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Al.alGenBuffers(1, out buffer);
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Al.alBufferData(buffer, MakeALFormat(channels, sampleBits), data, data.Length, sampleRate);
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}
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}
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class OpenAlSound : ISound
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{
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public readonly int source = -1;
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float volume = 1f;
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public OpenAlSound(int source, int buffer, bool looping, bool relative, float2 pos, float volume)
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{
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if (source == -1) return;
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this.source = source;
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Al.alSourcef(source, Al.AL_PITCH, 1f);
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Al.alSourcef(source, Al.AL_GAIN, 1f);
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Al.alSource3f(source, Al.AL_POSITION, pos.X, pos.Y, 0f);
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Al.alSource3f(source, Al.AL_VELOCITY, 0f, 0f, 0f);
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Al.alSourcei(source, Al.AL_BUFFER, buffer);
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Al.alSourcei(source, Al.AL_LOOPING, looping ? Al.AL_TRUE : Al.AL_FALSE);
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Al.alSourcei(source, Al.AL_SOURCE_RELATIVE, relative ? 1 : 0);
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Al.alSourcef(source, Al.AL_REFERENCE_DISTANCE, 200);
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Al.alSourcef(source, Al.AL_MAX_DISTANCE, 1500);
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Volume = volume;
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Al.alSourcePlay(source);
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}
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public float Volume
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{
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get { return volume; }
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set
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{
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if (source != -1)
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Al.alSourcef(source, Al.AL_GAIN, volume = value);
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}
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||||
}
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||||
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public float SeekPosition
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{
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get
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{
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float pos;
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Al.alGetSourcef(source, Al.AL_SAMPLE_OFFSET, out pos);
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return pos / 22050f;
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}
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}
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public bool Playing
|
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{
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get
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{
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int state;
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Al.alGetSourcei(source, Al.AL_SOURCE_STATE, out state);
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return state == Al.AL_PLAYING;
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}
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}
|
||||
}
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||||
}
|
||||
#region Copyright & License Information
|
||||
/*
|
||||
* Copyright 2007-2011 The OpenRA Developers (see AUTHORS)
|
||||
* This file is part of OpenRA, which is free software. It is made
|
||||
* available to you under the terms of the GNU General Public License
|
||||
* as published by the Free Software Foundation. For more information,
|
||||
* see COPYING.
|
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*/
|
||||
#endregion
|
||||
|
||||
using System;
|
||||
using System.Collections.Generic;
|
||||
using System.Linq;
|
||||
using OpenRA.FileFormats;
|
||||
using OpenRA.Traits;
|
||||
using Tao.OpenAl;
|
||||
|
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namespace OpenRA
|
||||
{
|
||||
public static class Sound
|
||||
{
|
||||
static ISoundEngine soundEngine;
|
||||
static Cache<string, ISoundSource> sounds;
|
||||
static ISoundSource rawSource;
|
||||
static ISound music;
|
||||
static ISound video;
|
||||
static string currentMusic;
|
||||
|
||||
static ISoundSource LoadSound(string filename)
|
||||
{
|
||||
return LoadSoundRaw(AudLoader.LoadSound(FileSystem.Open(filename)));
|
||||
}
|
||||
|
||||
static ISoundSource LoadSoundRaw(byte[] rawData)
|
||||
{
|
||||
return soundEngine.AddSoundSourceFromMemory(rawData, 1, 16, 22050);
|
||||
}
|
||||
|
||||
public static void Create()
|
||||
{
|
||||
soundEngine = new OpenAlSoundEngine();
|
||||
}
|
||||
|
||||
public static void Initialize()
|
||||
{
|
||||
sounds = new Cache<string, ISoundSource>(LoadSound);
|
||||
music = null;
|
||||
currentMusic = null;
|
||||
video = null;
|
||||
}
|
||||
|
||||
public static void SetListenerPosition(float2 position) { soundEngine.SetListenerPosition(position); }
|
||||
|
||||
static ISound Play(Player player, string name, bool headRelative, float2 pos, float volumeModifier)
|
||||
{
|
||||
if (player != null && player != player.World.LocalPlayer)
|
||||
return null;
|
||||
if (name == "" || name == null)
|
||||
return null;
|
||||
|
||||
return soundEngine.Play2D(sounds[name],
|
||||
false, headRelative, pos,
|
||||
InternalSoundVolume * volumeModifier);
|
||||
}
|
||||
|
||||
public static ISound Play(string name) { return Play(null, name, true, float2.Zero, 1); }
|
||||
public static ISound Play(string name, float2 pos) { return Play(null, name, false, pos, 1); }
|
||||
public static ISound Play(string name, float volumeModifier) { return Play(null, name, true, float2.Zero, volumeModifier); }
|
||||
public static ISound Play(string name, float2 pos, float volumeModifier) { return Play(null, name, false, pos, volumeModifier); }
|
||||
public static ISound PlayToPlayer(Player player, string name) { return Play( player, name, true, float2.Zero, 1); }
|
||||
public static ISound PlayToPlayer(Player player, string name, float2 pos) { return Play(player, name, false, pos, 1); }
|
||||
|
||||
public static void PlayVideo(byte[] raw)
|
||||
{
|
||||
rawSource = LoadSoundRaw(raw);
|
||||
video = soundEngine.Play2D(rawSource, false, true, float2.Zero, InternalSoundVolume);
|
||||
}
|
||||
|
||||
public static void PlayVideo()
|
||||
{
|
||||
if (video != null)
|
||||
soundEngine.PauseSound(video, false);
|
||||
}
|
||||
|
||||
public static void PauseVideo()
|
||||
{
|
||||
if (video != null)
|
||||
soundEngine.PauseSound(video, true);
|
||||
}
|
||||
|
||||
public static void StopVideo()
|
||||
{
|
||||
if (video != null)
|
||||
soundEngine.StopSound(video);
|
||||
}
|
||||
|
||||
public static void Tick()
|
||||
{
|
||||
// Song finished
|
||||
if (MusicPlaying && !music.Playing)
|
||||
{
|
||||
StopMusic();
|
||||
OnMusicComplete();
|
||||
}
|
||||
}
|
||||
|
||||
static Action OnMusicComplete;
|
||||
public static bool MusicPlaying { get; private set; }
|
||||
|
||||
public static void PlayMusic(string name)
|
||||
{
|
||||
PlayMusicThen(name, () => { });
|
||||
}
|
||||
public static void PlayMusicThen(string name, Action then)
|
||||
{
|
||||
OnMusicComplete = then;
|
||||
|
||||
if (name == "" || name == null)
|
||||
return;
|
||||
|
||||
if (name == currentMusic && music != null)
|
||||
{
|
||||
soundEngine.PauseSound(music, false);
|
||||
return;
|
||||
}
|
||||
StopMusic();
|
||||
|
||||
currentMusic = name;
|
||||
MusicPlaying = true;
|
||||
var sound = sounds[name];
|
||||
music = soundEngine.Play2D(sound, false, true, float2.Zero, MusicVolume);
|
||||
}
|
||||
|
||||
public static void PlayMusic()
|
||||
{
|
||||
if (music == null)
|
||||
return;
|
||||
MusicPlaying = true;
|
||||
soundEngine.PauseSound(music, false);
|
||||
}
|
||||
|
||||
public static void StopSound(ISound sound)
|
||||
{
|
||||
if (sound != null)
|
||||
soundEngine.StopSound(sound);
|
||||
}
|
||||
|
||||
public static void StopMusic()
|
||||
{
|
||||
if (music != null)
|
||||
soundEngine.StopSound(music);
|
||||
|
||||
MusicPlaying = false;
|
||||
currentMusic = null;
|
||||
}
|
||||
|
||||
public static void PauseMusic()
|
||||
{
|
||||
if (music == null)
|
||||
return;
|
||||
|
||||
MusicPlaying = false;
|
||||
soundEngine.PauseSound(music, true);
|
||||
}
|
||||
|
||||
public static float GlobalVolume
|
||||
{
|
||||
get { return soundEngine.Volume; }
|
||||
set { soundEngine.Volume = value; }
|
||||
}
|
||||
|
||||
static float soundVolumeModifier = 1.0f;
|
||||
public static float SoundVolumeModifier
|
||||
{
|
||||
get { return soundVolumeModifier; }
|
||||
set
|
||||
{
|
||||
soundVolumeModifier = value;
|
||||
soundEngine.SetSoundVolume(InternalSoundVolume, music, video);
|
||||
}
|
||||
}
|
||||
|
||||
static float InternalSoundVolume { get { return SoundVolume * soundVolumeModifier; } }
|
||||
public static float SoundVolume
|
||||
{
|
||||
get { return Game.Settings.Sound.SoundVolume; }
|
||||
set
|
||||
{
|
||||
Game.Settings.Sound.SoundVolume = value;
|
||||
soundEngine.SetSoundVolume(InternalSoundVolume, music, video);
|
||||
}
|
||||
}
|
||||
|
||||
public static float MusicVolume
|
||||
{
|
||||
get { return Game.Settings.Sound.MusicVolume; }
|
||||
set
|
||||
{
|
||||
Game.Settings.Sound.MusicVolume = value;
|
||||
if (music != null)
|
||||
music.Volume = value;
|
||||
}
|
||||
}
|
||||
|
||||
public static float VideoVolume
|
||||
{
|
||||
get { return Game.Settings.Sound.VideoVolume; }
|
||||
set
|
||||
{
|
||||
Game.Settings.Sound.VideoVolume = value;
|
||||
if (video != null)
|
||||
video.Volume = value;
|
||||
}
|
||||
}
|
||||
|
||||
public static float MusicSeekPosition
|
||||
{
|
||||
get { return (music != null) ? music.SeekPosition : 0; }
|
||||
}
|
||||
|
||||
public static float VideoSeekPosition
|
||||
{
|
||||
get { return (video != null) ? video.SeekPosition : 0; }
|
||||
}
|
||||
|
||||
// Returns true if it played a phrase
|
||||
public static bool PlayVoice(string phrase, Actor voicedUnit, string variant)
|
||||
{
|
||||
if (voicedUnit == null) return false;
|
||||
if (phrase == null) return false;
|
||||
|
||||
var mi = voicedUnit.Info.Traits.GetOrDefault<SelectableInfo>();
|
||||
if (mi == null) return false;
|
||||
if (mi.Voice == null) return false;
|
||||
|
||||
var vi = Rules.Voices[mi.Voice.ToLowerInvariant()];
|
||||
|
||||
var clip = vi.Pools.Value[phrase].GetNext();
|
||||
if (clip == null)
|
||||
return false;
|
||||
|
||||
var variantext = (vi.Variants.ContainsKey(variant) && !vi.DisableVariants.Contains(phrase)) ?
|
||||
vi.Variants[variant][voicedUnit.ActorID % vi.Variants[variant].Length] : vi.DefaultVariant;
|
||||
Play(clip + variantext);
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
interface ISoundEngine
|
||||
{
|
||||
ISoundSource AddSoundSourceFromMemory(byte[] data, int channels, int sampleBits, int sampleRate);
|
||||
ISound Play2D(ISoundSource sound, bool loop, bool relative, float2 pos, float volume);
|
||||
float Volume { get; set; }
|
||||
void PauseSound(ISound sound, bool paused);
|
||||
void StopSound(ISound sound);
|
||||
void SetAllSoundsPaused(bool paused);
|
||||
void StopAllSounds();
|
||||
void SetListenerPosition(float2 position);
|
||||
void SetSoundVolume(float volume, ISound music, ISound video);
|
||||
}
|
||||
|
||||
interface ISoundSource { }
|
||||
|
||||
public interface ISound
|
||||
{
|
||||
float Volume { get; set; }
|
||||
float SeekPosition { get; }
|
||||
bool Playing { get; }
|
||||
}
|
||||
|
||||
class OpenAlSoundEngine : ISoundEngine
|
||||
{
|
||||
float volume = 1f;
|
||||
Dictionary<int, bool> sourcePool = new Dictionary<int, bool>();
|
||||
const int POOL_SIZE = 32;
|
||||
|
||||
public OpenAlSoundEngine()
|
||||
{
|
||||
//var str = Alc.alcGetString(IntPtr.Zero, Alc.ALC_DEFAULT_DEVICE_SPECIFIER);
|
||||
var dev = Alc.alcOpenDevice(null);
|
||||
if (dev == IntPtr.Zero)
|
||||
throw new InvalidOperationException("Can't create OpenAL device");
|
||||
var ctx = Alc.alcCreateContext(dev, IntPtr.Zero);
|
||||
if (ctx == IntPtr.Zero)
|
||||
throw new InvalidOperationException("Can't create OpenAL context");
|
||||
Alc.alcMakeContextCurrent(ctx);
|
||||
|
||||
for (var i = 0; i < POOL_SIZE; i++)
|
||||
{
|
||||
var source = 0;
|
||||
Al.alGenSources(1, out source);
|
||||
if (0 != Al.alGetError())
|
||||
{
|
||||
Log.Write("debug", "Failed generating OpenAL source {0}", i);
|
||||
return;
|
||||
}
|
||||
|
||||
sourcePool.Add(source, false);
|
||||
}
|
||||
}
|
||||
|
||||
int GetSourceFromPool()
|
||||
{
|
||||
foreach (var kvp in sourcePool)
|
||||
{
|
||||
if (!kvp.Value)
|
||||
{
|
||||
sourcePool[kvp.Key] = true;
|
||||
return kvp.Key;
|
||||
}
|
||||
}
|
||||
|
||||
List<int> freeSources = new List<int>();
|
||||
foreach (int key in sourcePool.Keys)
|
||||
{
|
||||
int state;
|
||||
Al.alGetSourcei(key, Al.AL_SOURCE_STATE, out state);
|
||||
if (state != Al.AL_PLAYING && state != Al.AL_PAUSED)
|
||||
freeSources.Add(key);
|
||||
}
|
||||
|
||||
if (freeSources.Count == 0)
|
||||
return -1;
|
||||
|
||||
foreach (int i in freeSources)
|
||||
sourcePool[i] = false;
|
||||
|
||||
sourcePool[freeSources[0]] = true;
|
||||
|
||||
return freeSources[0];
|
||||
}
|
||||
|
||||
public ISoundSource AddSoundSourceFromMemory(byte[] data, int channels, int sampleBits, int sampleRate)
|
||||
{
|
||||
return new OpenAlSoundSource(data, channels, sampleBits, sampleRate);
|
||||
}
|
||||
|
||||
public ISound Play2D(ISoundSource sound, bool loop, bool relative, float2 pos, float volume)
|
||||
{
|
||||
int source = GetSourceFromPool();
|
||||
return new OpenAlSound(source, (sound as OpenAlSoundSource).buffer, loop, relative, pos, volume);
|
||||
}
|
||||
|
||||
public float Volume
|
||||
{
|
||||
get { return volume; }
|
||||
set { Al.alListenerf(Al.AL_GAIN, volume = value); }
|
||||
}
|
||||
|
||||
public void PauseSound(ISound sound, bool paused)
|
||||
{
|
||||
int key = ((OpenAlSound)sound).source;
|
||||
int state;
|
||||
Al.alGetSourcei(key, Al.AL_SOURCE_STATE, out state);
|
||||
if (state == Al.AL_PLAYING && paused)
|
||||
Al.alSourcePause(key);
|
||||
else if (state == Al.AL_PAUSED && !paused)
|
||||
Al.alSourcePlay(key);
|
||||
}
|
||||
|
||||
public void SetAllSoundsPaused(bool paused)
|
||||
{
|
||||
foreach (int key in sourcePool.Keys)
|
||||
{
|
||||
int state;
|
||||
Al.alGetSourcei(key, Al.AL_SOURCE_STATE, out state);
|
||||
if (state == Al.AL_PLAYING && paused)
|
||||
Al.alSourcePause(key);
|
||||
else if (state == Al.AL_PAUSED && !paused)
|
||||
Al.alSourcePlay(key);
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
public void SetSoundVolume(float volume, ISound music, ISound video)
|
||||
{
|
||||
var sounds = sourcePool.Select(s => s.Key).Where(b =>
|
||||
{
|
||||
int state;
|
||||
Al.alGetSourcei(b, Al.AL_SOURCE_STATE, out state);
|
||||
return ((state == Al.AL_PLAYING || state == Al.AL_PAUSED) &&
|
||||
((music != null) ? b != ((OpenAlSound)music).source : true) &&
|
||||
((video != null) ? b != ((OpenAlSound)video).source : true));
|
||||
}).ToList();
|
||||
foreach (var s in sounds)
|
||||
{
|
||||
Al.alSourcef(s, Al.AL_GAIN, volume);
|
||||
}
|
||||
}
|
||||
|
||||
public void StopSound(ISound sound)
|
||||
{
|
||||
int key = ((OpenAlSound)sound).source;
|
||||
int state;
|
||||
Al.alGetSourcei(key, Al.AL_SOURCE_STATE, out state);
|
||||
if (state == Al.AL_PLAYING || state == Al.AL_PAUSED)
|
||||
Al.alSourceStop(key);
|
||||
}
|
||||
|
||||
public void StopAllSounds()
|
||||
{
|
||||
foreach (int key in sourcePool.Keys)
|
||||
{
|
||||
int state;
|
||||
Al.alGetSourcei(key, Al.AL_SOURCE_STATE, out state);
|
||||
if (state == Al.AL_PLAYING || state == Al.AL_PAUSED)
|
||||
Al.alSourceStop(key);
|
||||
}
|
||||
}
|
||||
|
||||
public void SetListenerPosition(float2 position)
|
||||
{
|
||||
var orientation = new[] { 0f, 0f, 1f, 0f, -1f, 0f };
|
||||
|
||||
Al.alListener3f(Al.AL_POSITION, position.X, position.Y, 50);
|
||||
Al.alListenerfv(Al.AL_ORIENTATION, ref orientation[0]);
|
||||
Al.alListenerf(Al.AL_METERS_PER_UNIT, .01f);
|
||||
}
|
||||
}
|
||||
|
||||
class OpenAlSoundSource : ISoundSource
|
||||
{
|
||||
public readonly int buffer;
|
||||
|
||||
static int MakeALFormat(int channels, int bits)
|
||||
{
|
||||
if (channels == 1)
|
||||
return bits == 16 ? Al.AL_FORMAT_MONO16 : Al.AL_FORMAT_MONO8;
|
||||
else
|
||||
return bits == 16 ? Al.AL_FORMAT_STEREO16 : Al.AL_FORMAT_STEREO8;
|
||||
}
|
||||
|
||||
public OpenAlSoundSource(byte[] data, int channels, int sampleBits, int sampleRate)
|
||||
{
|
||||
Al.alGenBuffers(1, out buffer);
|
||||
Al.alBufferData(buffer, MakeALFormat(channels, sampleBits), data, data.Length, sampleRate);
|
||||
}
|
||||
}
|
||||
|
||||
class OpenAlSound : ISound
|
||||
{
|
||||
public readonly int source = -1;
|
||||
float volume = 1f;
|
||||
|
||||
public OpenAlSound(int source, int buffer, bool looping, bool relative, float2 pos, float volume)
|
||||
{
|
||||
if (source == -1) return;
|
||||
this.source = source;
|
||||
Al.alSourcef(source, Al.AL_PITCH, 1f);
|
||||
Al.alSourcef(source, Al.AL_GAIN, 1f);
|
||||
Al.alSource3f(source, Al.AL_POSITION, pos.X, pos.Y, 0f);
|
||||
Al.alSource3f(source, Al.AL_VELOCITY, 0f, 0f, 0f);
|
||||
Al.alSourcei(source, Al.AL_BUFFER, buffer);
|
||||
Al.alSourcei(source, Al.AL_LOOPING, looping ? Al.AL_TRUE : Al.AL_FALSE);
|
||||
Al.alSourcei(source, Al.AL_SOURCE_RELATIVE, relative ? 1 : 0);
|
||||
Al.alSourcef(source, Al.AL_REFERENCE_DISTANCE, 200);
|
||||
Al.alSourcef(source, Al.AL_MAX_DISTANCE, 1500);
|
||||
Volume = volume;
|
||||
Al.alSourcePlay(source);
|
||||
}
|
||||
|
||||
public float Volume
|
||||
{
|
||||
get { return volume; }
|
||||
set
|
||||
{
|
||||
if (source != -1)
|
||||
Al.alSourcef(source, Al.AL_GAIN, volume = value);
|
||||
}
|
||||
}
|
||||
|
||||
public float SeekPosition
|
||||
{
|
||||
get
|
||||
{
|
||||
float pos;
|
||||
Al.alGetSourcef(source, Al.AL_SAMPLE_OFFSET, out pos);
|
||||
return pos / 22050f;
|
||||
}
|
||||
}
|
||||
|
||||
public bool Playing
|
||||
{
|
||||
get
|
||||
{
|
||||
int state;
|
||||
Al.alGetSourcei(source, Al.AL_SOURCE_STATE, out state);
|
||||
return state == Al.AL_PLAYING;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user