304 lines
14 KiB
C#
304 lines
14 KiB
C#
using Barotrauma.Items.Components;
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using Barotrauma.Particles;
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using Barotrauma.Sounds;
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using Microsoft.Xna.Framework;
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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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namespace Barotrauma
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{
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partial class StatusEffect
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{
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private List<ParticleEmitter> particleEmitters;
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private readonly static HashSet<StatusEffect> ActiveLoopingSounds = new HashSet<StatusEffect>();
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private static double LastMuffleCheckTime;
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private readonly List<RoundSound> sounds = new List<RoundSound>();
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public IEnumerable<RoundSound> Sounds => sounds;
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private SoundSelectionMode soundSelectionMode;
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private SoundChannel soundChannel;
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private Entity soundEmitter;
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private double loopStartTime;
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private bool loopSound;
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/// <summary>
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/// Each new sound overrides the existing sounds that were launched with this status effect, meaning the old sound will be faded out and disposed and the new sound will be played instead of the old.
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/// Normally the call to play the sound is ignored if there's an existing sound playing when the effect triggers.
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/// Used for example for ensuring that rapid playing sounds restart playing even when the previous clip(s) have not yet stopped.
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/// Use with caution.
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/// </summary>
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private bool forcePlaySounds;
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private CoroutineHandle playSoundAfterLoadedCoroutine;
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partial void InitProjSpecific(ContentXElement element, string parentDebugName)
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{
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particleEmitters = new List<ParticleEmitter>();
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foreach (var subElement in element.Elements())
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{
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switch (subElement.Name.ToString().ToLowerInvariant())
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{
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case "particleemitter":
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particleEmitters.Add(new ParticleEmitter(subElement));
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break;
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case "sound":
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var sound = RoundSound.Load(subElement);
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if (sound?.Sound != null)
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{
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loopSound = subElement.GetAttributeBool("loop", false);
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if (subElement.GetAttribute("selectionmode") != null)
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{
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if (Enum.TryParse(subElement.GetAttributeString("selectionmode", "Random"), out SoundSelectionMode selectionMode))
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{
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soundSelectionMode = selectionMode;
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}
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}
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sounds.Add(sound);
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}
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break;
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}
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}
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forcePlaySounds = element.GetAttributeBool(nameof(forcePlaySounds), false);
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}
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partial void ApplyProjSpecific(float deltaTime, Entity entity, IReadOnlyList<ISerializableEntity> targets, Hull hull, Vector2 worldPosition, bool playSound)
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{
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if (steamTimeLineEventToTrigger != default)
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{
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SteamTimelineManager.AddTimelineEvent(
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steamTimeLineEventToTrigger.title,
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steamTimeLineEventToTrigger.description,
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steamTimeLineEventToTrigger.icon,
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priority: 1,
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submarine: entity?.Submarine);
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}
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if (playSound)
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{
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PlaySound(entity, hull, worldPosition);
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}
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foreach (ParticleEmitter emitter in particleEmitters)
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{
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float angle = 0.0f;
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float particleRotation = 0.0f;
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bool mirrorAngle = false;
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if (emitter.Prefab.Properties.CopyEntityAngle || emitter.Prefab.Properties.CopyTargetAngle)
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{
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bool entityAngleAssigned = false;
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Limb targetLimb = null;
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if (entity is Item item)
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{
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if (item.body != null)
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{
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angle = item.body.Rotation + ((item.body.Dir > 0.0f) ? 0.0f : MathHelper.Pi);
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particleRotation = -item.body.Rotation;
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if (emitter.Prefab.Properties.CopyEntityDir && item.body.Dir < 0.0f)
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{
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particleRotation += MathHelper.Pi;
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mirrorAngle = true;
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}
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}
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else
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{
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angle = -item.RotationRad;
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if (item.FlippedX) { angle += MathHelper.Pi; }
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particleRotation = item.RotationRad;
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}
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entityAngleAssigned = true;
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}
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if (emitter.Prefab.Properties.CopyTargetAngle || !entityAngleAssigned)
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{
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if (entity is Character c && !c.Removed && targetLimbs?.FirstOrDefault(l => l != LimbType.None) is LimbType l)
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{
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targetLimb = c.AnimController.GetLimb(l);
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}
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else
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{
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for (int i = 0; i < targets.Count; i++)
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{
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if (targets[i] is Limb limb)
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{
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targetLimb = limb;
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break;
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}
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}
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}
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}
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if (targetLimb != null && !targetLimb.Removed)
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{
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angle = targetLimb.body.Rotation + ((targetLimb.body.Dir > 0.0f) ? 0.0f : MathHelper.Pi);
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particleRotation = -targetLimb.body.Rotation;
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float offset = targetLimb.Params.GetSpriteOrientation() - MathHelper.PiOver2;
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particleRotation += offset;
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if (emitter.Prefab.Properties.CopyEntityDir && targetLimb.body.Dir < 0.0f)
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{
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angle = targetLimb.body.Rotation + ((targetLimb.body.Dir > 0.0f) ? 0.0f : MathHelper.Pi);
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particleRotation = -targetLimb.body.Rotation;
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if (targetLimb.body.Dir < 0.0f)
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{
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particleRotation += MathHelper.Pi;
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mirrorAngle = true;
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}
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}
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}
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}
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emitter.Emit(deltaTime, worldPosition, hull, angle: angle, particleRotation: particleRotation, mirrorAngle: mirrorAngle);
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}
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}
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private bool ignoreMuffling;
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private RoundSound lastPlayingSound;
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private void PlaySound(Entity entity, Hull hull, Vector2 worldPosition)
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{
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if (sounds.Count == 0) { return; }
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if (entity is { Submarine.Loading: true }) { return; }
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if (soundChannel == null || !soundChannel.IsPlaying || forcePlaySounds)
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{
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if (soundChannel != null && soundChannel.IsPlaying)
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{
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soundChannel.FadeOutAndDispose();
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}
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if (soundSelectionMode == SoundSelectionMode.All)
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{
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foreach (RoundSound sound in sounds)
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{
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if (sound?.Sound == null)
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{
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string errorMsg = $"Error in StatusEffect.ApplyProjSpecific1 (sound \"{sound?.Filename ?? "unknown"}\" was null)\n" + Environment.StackTrace.CleanupStackTrace();
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GameAnalyticsManager.AddErrorEventOnce("StatusEffect.ApplyProjSpecific:SoundNull1" + Environment.StackTrace.CleanupStackTrace(), GameAnalyticsManager.ErrorSeverity.Error, errorMsg);
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return;
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}
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PlaySoundOrDelayIfNotLoaded(sound);
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}
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}
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else
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{
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int selectedSoundIndex;
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if (soundSelectionMode == SoundSelectionMode.ItemSpecific && entity is Item item)
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{
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selectedSoundIndex = item.ID % sounds.Count;
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}
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else if (soundSelectionMode == SoundSelectionMode.CharacterSpecific && entity is Character user)
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{
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selectedSoundIndex = user.ID % sounds.Count;
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}
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else
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{
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selectedSoundIndex = Rand.Int(sounds.Count);
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}
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var selectedSound = sounds[selectedSoundIndex];
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if (selectedSound?.Sound == null)
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{
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string errorMsg = $"Error in StatusEffect.ApplyProjSpecific2 (sound \"{selectedSound?.Filename ?? "unknown"}\" was null)\n" + Environment.StackTrace.CleanupStackTrace();
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GameAnalyticsManager.AddErrorEventOnce("StatusEffect.ApplyProjSpecific:SoundNull2" + Environment.StackTrace.CleanupStackTrace(), GameAnalyticsManager.ErrorSeverity.Error, errorMsg);
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return;
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}
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PlaySoundOrDelayIfNotLoaded(selectedSound);
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}
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}
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else
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{
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soundChannel.Position = new Vector3(worldPosition, 0.0f);
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if (lastPlayingSound != null && lastPlayingSound.Stream) { lastPlayingSound.LastStreamSeekPos = soundChannel.StreamSeekPos; }
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}
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KeepLoopingSoundAlive(soundChannel);
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void PlaySoundOrDelayIfNotLoaded(RoundSound selectedSound)
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{
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if (playSoundAfterLoadedCoroutine != null) { return; }
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if (selectedSound.Sound.Loading)
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{
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playSoundAfterLoadedCoroutine = CoroutineManager.StartCoroutine(PlaySoundAfterLoaded(selectedSound));
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}
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else
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{
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PlaySound(selectedSound);
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}
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}
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IEnumerable<CoroutineStatus> PlaySoundAfterLoaded(RoundSound selectedSound)
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{
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float maxWaitTimer = 1.0f;
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while (selectedSound.Sound.Loading && maxWaitTimer > 0.0f)
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{
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maxWaitTimer -= CoroutineManager.DeltaTime;
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yield return CoroutineStatus.Running;
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}
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if (!selectedSound.Sound.Loading)
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{
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PlaySound(selectedSound);
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}
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playSoundAfterLoadedCoroutine = null;
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yield return CoroutineStatus.Success;
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}
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void PlaySound(RoundSound selectedSound)
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{
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//if the sound loops, we must make sure the existing channel has been stopped first before attempting to play a new one
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System.Diagnostics.Debug.Assert(
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soundChannel == null || !soundChannel.IsPlaying || soundChannel.FadingOutAndDisposing || !soundChannel.Looping,
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"A StatusEffect attempted to play a sound, but an looping sound is already playing. The looping sound should be stopped before playing a new one, or it will keep looping indefinitely.");
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soundChannel = SoundPlayer.PlaySound(selectedSound.Sound, worldPosition, selectedSound.Volume, selectedSound.Range, hullGuess: hull, ignoreMuffling: selectedSound.IgnoreMuffling, freqMult: selectedSound.GetRandomFrequencyMultiplier());
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ignoreMuffling = selectedSound.IgnoreMuffling;
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if (soundChannel != null)
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{
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if (soundChannel.IsStream && lastPlayingSound == selectedSound)
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{
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soundChannel.StreamSeekPos = lastPlayingSound.LastStreamSeekPos;
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}
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lastPlayingSound = selectedSound;
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soundChannel.Looping = loopSound;
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KeepLoopingSoundAlive(soundChannel);
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}
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}
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void KeepLoopingSoundAlive(SoundChannel soundChannel)
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{
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if (soundChannel != null && soundChannel.Looping)
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{
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ActiveLoopingSounds.Add(this);
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soundEmitter = entity;
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loopStartTime = Timing.TotalTime;
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}
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}
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}
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static partial void UpdateAllProjSpecific(float deltaTime)
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{
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bool doMuffleCheck = Timing.TotalTime > LastMuffleCheckTime + 0.2;
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if (doMuffleCheck) { LastMuffleCheckTime = Timing.TotalTime; }
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foreach (StatusEffect statusEffect in ActiveLoopingSounds)
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{
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if (statusEffect.soundChannel == null) { continue; }
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//stop looping sounds if the statuseffect hasn't been applied in 0.1
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//= keeping the sound looping requires continuously applying the statuseffect
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if (Timing.TotalTime > statusEffect.loopStartTime + 0.1 && !DurationList.Any(e => e.Parent == statusEffect))
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{
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statusEffect.soundChannel.FadeOutAndDispose();
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statusEffect.soundChannel = null;
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}
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else if (statusEffect.soundEmitter is { Removed: false })
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{
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statusEffect.soundChannel.Position = new Vector3(statusEffect.soundEmitter.WorldPosition, 0.0f);
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if (doMuffleCheck && !statusEffect.ignoreMuffling)
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{
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statusEffect.soundChannel.Muffled = SoundPlayer.ShouldMuffleSound(
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Character.Controlled, statusEffect.soundEmitter.WorldPosition, statusEffect.soundChannel.Far, Character.Controlled?.CurrentHull);
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}
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}
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}
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ActiveLoopingSounds.RemoveWhere(s => s.soundChannel == null);
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}
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}
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}
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