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* audio: Cleanup SoundIO and fix OpenAL issue * fix tabs by spaces * Fix extra spaces * Fix SoundIO.cs * Fix ContainsAudioOutBuffer
116 lines
3.3 KiB
C#
116 lines
3.3 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Runtime.InteropServices;
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namespace SoundIOSharp
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{
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public struct SoundIOChannelLayout
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{
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public static int BuiltInCount
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{
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get { return Natives.soundio_channel_layout_builtin_count(); }
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}
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public static SoundIOChannelLayout GetBuiltIn(int index)
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{
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return new SoundIOChannelLayout(Natives.soundio_channel_layout_get_builtin(index));
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}
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public static SoundIOChannelLayout GetDefault(int channelCount)
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{
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var handle = Natives.soundio_channel_layout_get_default(channelCount);
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return new SoundIOChannelLayout (handle);
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}
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public static SoundIOChannelId ParseChannelId(string name)
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{
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var ptr = Marshal.StringToHGlobalAnsi(name);
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try
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{
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return (SoundIOChannelId)Natives.soundio_parse_channel_id(ptr, name.Length);
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}
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finally
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{
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Marshal.FreeHGlobal(ptr);
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}
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}
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// instance members
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internal SoundIOChannelLayout(Pointer<SoundIoChannelLayout> handle)
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{
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this.handle = handle;
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}
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readonly Pointer<SoundIoChannelLayout> handle;
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public bool IsNull
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{
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get { return handle.Handle == IntPtr.Zero; }
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}
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internal IntPtr Handle
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{
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get { return handle; }
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}
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public int ChannelCount
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{
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get { return IsNull ? 0 : Marshal.ReadInt32((IntPtr)handle + channel_count_offset); }
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}
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static readonly int channel_count_offset = (int)Marshal.OffsetOf<SoundIoChannelLayout>("channel_count");
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public string Name
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{
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get { return IsNull ? null : Marshal.PtrToStringAnsi(Marshal.ReadIntPtr((IntPtr)handle + name_offset)); }
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}
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static readonly int name_offset = (int)Marshal.OffsetOf<SoundIoChannelLayout>("name");
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public IEnumerable<SoundIOChannelId> Channels
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{
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get
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{
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if (IsNull) yield break;
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for (int i = 0; i < 24; i++)
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{
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yield return (SoundIOChannelId)Marshal.ReadInt32((IntPtr)handle + channels_offset + sizeof(SoundIoChannelId) * i);
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}
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}
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}
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static readonly int channels_offset = (int)Marshal.OffsetOf<SoundIoChannelLayout>("channels");
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public override bool Equals(object other)
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{
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if (!(other is SoundIOChannelLayout)) return false;
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var s = (SoundIOChannelLayout) other;
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return handle == s.handle || Natives.soundio_channel_layout_equal(handle, s.handle);
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}
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public override int GetHashCode()
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{
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return handle.GetHashCode();
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}
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public string DetectBuiltInName()
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{
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if (IsNull) throw new InvalidOperationException();
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return Natives.soundio_channel_layout_detect_builtin(handle) ? Name : null;
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}
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public int FindChannel(SoundIOChannelId channel)
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{
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if (IsNull) throw new InvalidOperationException();
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return Natives.soundio_channel_layout_find_channel(handle, (SoundIoChannelId)channel);
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}
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}
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} |