示例#1
0
 public void AddCueToActiveList(AudioCue audioCue)
 {
     if (!activeCues.Contains(audioCue))
     {
         activeCues.Add(audioCue);
     }
 }   // end of AddCueToActiveList()
示例#2
0
        /// <summary>
        /// If nothing in the list is me (or descendent) already playing,
        /// Play myself and add myself to the list.
        /// Returns the new audiocue if it started one, else null.
        /// </summary>
        /// <param name="list"></param>
        public virtual AudioCue Play(GameThing emitter, List <AudioCue> list)
        {
            for (int i = 0; i < list.Count; ++i)
            {
                AudioCue cue = list[i];
                Sound    v   = cue.Sound;
                if ((v != null) && v.BelongsTo(this))
                {
                    /// Already playing, just bail.
                    return(null);
                }
            }
            /// Start a random child playing
            Sound leaf = Select();

            AudioCue toplay = leaf.Play(emitter);

            if (emitter != null)
            {
                toplay.OnComplete += emitter.OnAudioCueComplete;
            }

            /// Add leaf to list
            list.Add(toplay);

            return(toplay);
        }
示例#3
0
        /// <summary>
        /// Version of GetCue spatialized with a fixed position.
        /// </summary>
        /// <param name="name"></param>
        /// <param name="position"></param>
        /// <returns></returns>
        public AudioCue GetCue(string name, Vector3 position)
        {
            AudioCue audioCue = null;

            if (spareCues.Count > 0)
            {
                // Reuse a spare AudioCue instance
                audioCue = spareCues[0];
                spareCues.RemoveAt(0);
            }
            else
            {
                // No spare AudioCue instances available, so create a new one
                audioCue = new AudioCue();
            }

            // Initialize the sound cue
            if (Enabled)
            {
                Cue cue = SoundBank.GetCue(name);
                audioCue.Set(cue, position);

                // Apply initial 3D audio values
                audioCue.Apply3D(listener);
            }
            else
            {
                audioCue.Set(null, position);
            }
            // Cue is not added to activeCues list until played.

            return(audioCue);
        }
示例#4
0
 /// <summary>
 /// Helper for immediately stopping and clearing out an entire list.
 /// </summary>
 /// <param name="list"></param>
 public static void ClearImmediate(List <AudioCue> list)
 {
     for (int i = 0; i < list.Count; ++i)
     {
         AudioCue cue = list[i];
         cue.StopImmediate();
     }
     list.Clear();
 }
示例#5
0
        /// <summary>
        /// Will actually start playing, but assumes
        /// accompanying bookkeeping has been done. Use Play(list) instead.
        /// </summary>
        internal AudioCue Play(GameThing emitter)
        {
            AudioCue cue = BokuGame.Audio.GetCue(cuename, emitter, Spatial);

            cue.Play();
            cue.Sound = this;
            cues.Add(cue);
            return(cue);
        }
示例#6
0
            }   // end of Playing()

            #endregion

            #region Internal

            private void Restart(AudioCue audioCue, GameThing emitter)
            {
                audioCue.Reset();
                Cue cue = BokuGame.Audio.SoundBank.GetCue(soundName);

                audioCue.Set(cue, emitter);
                audioCue.Play();
                frame    = Time.FrameCounter;
                lastTime = Time.WallClockTotalSeconds;
            }   // end of Restart()
示例#7
0
        /// <summary>
        /// Pass an update to the underlying audio engine, as well as
        /// cull dead sounds from our active list. Finally, give active
        /// cues a chance to apply 3d effects.
        /// </summary>
        public void Update()
        {
            //            this.updateTimer.Start();

            // Limit audio updates to 60 fps
            //if (Time.GameTimeTotalSeconds > lastFrameTimeSeconds &&
            //    Time.GameTimeTotalSeconds - lastFrameTimeSeconds < 1 / 60.0f)
            //    return;

            lastFrameTimeSeconds = Time.GameTimeTotalSeconds;

            if (Enabled)
            {
                engine.Update();

                if (InGame.inGame != null)
                {
                    // Update 3D audio listener values from camera state
                    listener.Position = InGame.inGame.Camera.ActualFrom;
                    listener.Up       = InGame.inGame.Camera.ViewUp;
                    listener.Forward  = InGame.inGame.Camera.ViewDir;
                    listener.Velocity = Vector3.Zero; // Camera doesn't expose a "Velocity" property
                }
            }

            // Loop through active audio cues, updating 3D values and recycling completed cues
            for (int cueIndex = activeCues.Count - 1; cueIndex >= 0; --cueIndex)
            {
                AudioCue cue = activeCues[cueIndex];

                if (cue.VirtualDone())
                {
                    cue.DetachSound();
                }

                // If cue is done playing, recycle it. Because we create
                // and destroy AudioCue objects frequently, this helps avoid
                // unnecessary garbage collector activity.
                if (cue.IsComplete)
                {
                    cue.Reset();
                    spareCues.Add(cue);
                    activeCues.RemoveAt(cueIndex);
                    continue;
                }

                // Update cue's 3D audio values
                if (Enabled)
                {
                    cue.Apply3D(listener);
                }
            }
            //            this.updateTimer.Stop();
        }
示例#8
0
        /// <summary>
        /// Play sound identified by id (or randomly selected descendent) with
        /// (possibly null) emitter for 3d effects, and place sound in list cues.
        /// If I'm already playing a sound in the list,
        /// do nothing and return null.
        /// </summary>
        /// <param name="id"></param>
        /// <param name="emitter"></param>
        /// <param name="cues"></param>
        /// <returns></returns>
        public AudioCue Play(string id, GameThing emitter, List <AudioCue> cues)
        {
            AudioCue cue = null;
            Voice    v   = Find(id);

            if (v != null)
            {
                if (v.IsAny)
                {
                    v = v.Parent;
                }
                cue = v.Play(emitter, cues);
            }
            return(cue);
        }
示例#9
0
        /// <summary>
        /// Full version of GetCue allows the overriding of whether it is spatialized.
        /// </summary>
        /// <param name="name"></param>
        /// <param name="thing"></param>
        /// <param name="spatial"></param>
        /// <returns></returns>
        public AudioCue GetCue(string name, GameThing thing, bool?spatial)
        {
            AudioCue audioCue = null;

            if (spareCues.Count > 0)
            {
                // Reuse a spare AudioCue instance
                audioCue = spareCues[0];
                spareCues.RemoveAt(0);
            }
            else
            {
                // No spare AudioCue instances available, so create a new one
                audioCue = new AudioCue();
            }

            // Initialize the sound cue
            if (Enabled)
            {
                try
                {
                    Cue cue = SoundBank.GetCue(name);
                    audioCue.Set(cue, thing);

                    if (spatial != null)
                    {
                        audioCue.Spatial = spatial.Value;
                    }

                    // Apply initial 3D audio values
                    audioCue.Apply3D(listener);
                }
                catch
                {
                    audioCue.Set(null, thing);
                }
            }
            else
            {
                audioCue.Set(null, thing);
            }

            // Cue is not added to activeCues list until played.

            return(audioCue);
        }
示例#10
0
        /// <summary>
        /// True if the emitter is playing a sound through me.
        /// </summary>
        /// <param name="emitter"></param>
        /// <returns></returns>
        internal override bool IsPlaying(GameThing emitter)
        {
            for (int i = 0; i < cues.Count; ++i)
            {
                AudioCue cue = cues[i];

                if (
                    (cue.Emitter == emitter)
                    ||
                    (!Spatial && (emitter == null))
                    )
                {
                    return(true);
                }
            }
            return(false);
        }
示例#11
0
        /// <summary>
        /// If anything(s) in the list are me (or descendent),
        /// Stop it and remove it from the list.
        /// </summary>
        /// <param name="list"></param>
        public virtual bool Stop(List <AudioCue> list)
        {
            bool stopped = false;

            for (int i = list.Count - 1; i >= 0; --i)
            {
                AudioCue cue = list[i];
                Sound    v   = cue.Sound;
                if ((v != null) && v.BelongsTo(this))
                {
                    /// Stop v from playing
                    cue.StopImmediate();

                    list.RemoveAt(i);

                    stopped = true;
                }
            }
            return(stopped);
        }
示例#12
0
            /// <summary>
            /// Play a spacialized sound attatched to a GameThing.
            /// </summary>
            /// <param name="emitter"></param>
            public void Play(GameThing emitter)
            {
                // Don't allow mute actors to make noise.
                GameActor actor = emitter as GameActor;

                if (actor != null && actor.Mute)
                {
                    return;
                }

                // If a singleton and already playing, ignore this call.
                if (singleton && Playing(emitter))
                {
                    return;
                }

                if (BokuGame.Audio.Enabled)
                {
                    // Ensure we haven't already played this sound this frame.
                    if (frame == Time.FrameCounter)
                    {
                        return;
                    }

                    // Make sure enough time has elapsed.
                    double dt = Time.WallClockTotalSeconds - lastTime;
                    if (dt < timeGap)
                    {
                        return;
                    }

                    AudioCue cue = BokuGame.Audio.GetCue(soundName, emitter, true);
                    cue.Play();
                    frame    = Time.FrameCounter;
                    lastTime = Time.WallClockTotalSeconds;
                } // end if enabled.
            }     // end of Play()
示例#13
0
            }     // end of Play()

            /// <summary>
            /// Play a spacialized sound from a fixed position.
            /// </summary>
            /// <param name="position">Where the sound is coming from.</param>
            /// <param name="volume">In range 0..1</param>
            public void Play(Vector3 position, float volume)
            {
                if (BokuGame.Audio.Enabled)
                {
                    // Ensure we haven't already played this sound this frame.
                    if (frame == Time.FrameCounter)
                    {
                        return;
                    }

                    // Make sure enough time has elapsed.
                    double dt = Time.WallClockTotalSeconds - lastTime;
                    if (dt < timeGap)
                    {
                        return;
                    }

                    AudioCue cue = BokuGame.Audio.GetCue(soundName, position);
                    cue.SetVolume(volume);
                    cue.Play();
                    frame    = Time.FrameCounter;
                    lastTime = Time.WallClockTotalSeconds;
                } // end if enabled.
            }     // end of Play()
示例#14
0
 /// <summary>
 /// Have I played long enough to restart?
 /// </summary>
 /// <param name="cue"></param>
 /// <returns></returns>
 internal bool Done(AudioCue cue)
 {
     return((VirtualLength > 0.0f) &&
            (Time.WallClockTotalSeconds - cue.StartTime >= VirtualLength));
 }
示例#15
0
 /// <summary>
 /// Break ties with a cue we've spawned.
 /// </summary>
 /// <param name="cue"></param>
 internal void Detach(AudioCue cue)
 {
     Debug.Assert(cue.Sound == this, "Someone else's cue detaching from me");
     cues.Remove(cue);
     cue.Sound = null;
 }