84 lines
3.8 KiB
C#
84 lines
3.8 KiB
C#
// Copyright (c) 2010-2014 SharpDX - Alexandre Mutel
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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using System;
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using System.Runtime.InteropServices;
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namespace SharpDX.DirectSound
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{
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public partial class SecondarySoundBuffer
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{
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/// <summary>
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/// Initializes a new instance of the <see cref="SecondarySoundBuffer"/> class.
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/// </summary>
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/// <param name="dSound">an instance of the <see cref="DirectSound"/></param>
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/// <param name="bufferDescription">The buffer description.</param>
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public SecondarySoundBuffer(DirectSound dSound, SoundBufferDescription bufferDescription)
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: base(IntPtr.Zero)
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{
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IntPtr temp;
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dSound.CreateSoundBuffer(bufferDescription, out temp, null);
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NativePointer = temp;
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QueryInterfaceFrom(this);
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Marshal.Release(temp);
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}
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/// <summary>
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/// Retrieves an interface to an effect object associated with the buffer.
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/// </summary>
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/// <param name="index">Index of the object within objects of that class in the path. See Remarks. </param>
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/// <returns>an effect object associated with the buffer</returns>
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/// <unmanaged>HRESULT IDirectSoundCaptureBuffer8::GetObjectInPath([In] GUID* rguidObject,[None] int dwIndex,[In] GUID* rguidInterface,[Out] void** ppObject)</unmanaged>
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public T GetEffect<T>(int index) where T : ComObject
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{
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IntPtr effectPtr;
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GetEffect(DSound.AllObjects, index, Utilities.GetGuidFromType(typeof(T)), out effectPtr);
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return FromPointer<T>(effectPtr);
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}
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/// <summary>
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/// Enables effects on a buffer.
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/// </summary>
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/// <param name="effects">Effects guids</param>
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/// <returns>No documentation.</returns>
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/// <unmanaged>HRESULT IDirectSoundBuffer8::SetFX([None] int dwEffectsCount,[In, Buffer, Optional] LPDSEFFECTDESC pDSFXDesc,[Out, Buffer, Optional] int* pdwResultCodes)</unmanaged>
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public SoundEffectResult[] SetEffect(Guid[] effects)
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{
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if (effects == null || effects.Length == 0)
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{
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SetEffect(0, null, new SoundEffectResult[1]);
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return new SoundEffectResult[0];
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}
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var effectDescriptions = new SoundBufferEffectDescription[effects.Length];
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for(int i = 0; i < effectDescriptions.Length; i++)
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{
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effectDescriptions[i] = new SoundBufferEffectDescription();
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effectDescriptions[i].Flags = 0;
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effectDescriptions[i].idDSFXClass = effects[i];
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}
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SoundEffectResult[] resultCode = new SoundEffectResult[effects.Length];
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SetEffect(effects.Length, effectDescriptions, resultCode);
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return resultCode;
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}
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}
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} |