109 lines
3.8 KiB
C#
109 lines
3.8 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using FlaxEngine;
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using Console = Cabrito.Console;
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using Object = FlaxEngine.Object;
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namespace Game
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{
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public static class AudioManager
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{
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private class AudioInfo
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{
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public AudioClip[] AudioClips;
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public int lastAudioPlayed;
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}
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private static Random random = new Random();
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private static Dictionary<string, AudioInfo> cachedAudioInfos = new Dictionary<string, AudioInfo>();
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public static void PlaySound(string soundName, Actor actor, Vector3 position, float volume = 1f)
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{
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PlaySound(soundName, actor, position, volume, Vector2.One);
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}
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public static void PlaySound(string soundName, Actor actor, Vector3 position, float volume, Vector2 pitchRange)
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{
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AudioInfo audio = GetSound(soundName);
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if (audio.AudioClips.Length == 0)
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return;
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AudioClip audioClip;
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if (audio.AudioClips.Length > 1)
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{
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// Randomize selected clip while avoiding the last used clip
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int randomIndex = 0;
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for (int i = 0; i < 10; i++)
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{
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randomIndex = random.Next(audio.AudioClips.Length);
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if (randomIndex != audio.lastAudioPlayed)
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break;
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}
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audioClip = audio.AudioClips[randomIndex];
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audio.lastAudioPlayed = randomIndex;
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}
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else
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audioClip = audio.AudioClips[0];
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float pitch;
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if (pitchRange[0] < pitchRange[1]) // Randomized pitch
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pitch = (float)(pitchRange[0] + (random.NextDouble() * (pitchRange[1] - pitchRange[0])));
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else
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pitch = pitchRange[0];
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var audioSource = new AudioSource();
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audioSource.Clip = audioClip;
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audioSource.Position = position;
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audioSource.Parent = actor.Parent;
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audioSource.Pitch = pitch;
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audioSource.Name = audioClip.Path;
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audioSource.Volume = volume;
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audioSource.Play();
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Object.Destroy(audioSource, audioClip.Length);
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}
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private static AudioInfo GetSound(string soundName)
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{
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if (cachedAudioInfos.TryGetValue(soundName, out AudioInfo cachedAudio))
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return cachedAudio;
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AudioInfo audio = new AudioInfo();
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var workDir = Directory.GetCurrentDirectory();
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var audioBasePath = Path.Combine(workDir, "Content", "Audio");
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AudioClip audioClip = Content.Load<AudioClip>(Path.Combine(audioBasePath, soundName + ".flax"));
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if (audioClip != null)
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audio.AudioClips = new AudioClip[] { audioClip };
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else
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{
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// Check if this audio has multiple variations
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List<AudioClip> audioClips = new List<AudioClip>();
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int index = 1;
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do
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{
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// TODO: make this more efficient, maybe get a list of assets and filter by name
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audioClip = Content.Load<AudioClip>(Path.Combine(audioBasePath, soundName + "_var" + index + ".flax"));
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if (audioClip != null)
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audioClips.Add(audioClip);
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index++;
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} while (audioClip != null);
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if (audioClips.Count > 0)
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{
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audio.AudioClips = audioClips.ToArray();
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}
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else
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Console.PrintError("AudioClip '" + soundName + "' not found");
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}
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audio.lastAudioPlayed = audio.AudioClips.Length + 1;
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cachedAudioInfos.Add(soundName, audio);
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return audio;
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}
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}
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} |