Moved all bindings to the "bindings" sub-directory
Renamed the CSFML directory to c Renamed the DSFML directory to d --> bindings must now be updated to match the new organization! git-svn-id: https://sfml.svn.sourceforge.net/svnroot/sfml/branches/sfml2@1630 4e206d99-4929-0410-ac5d-dfc041789085
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386
bindings/dotnet/src/Audio/SoundStream.cs
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386
bindings/dotnet/src/Audio/SoundStream.cs
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using System;
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using System.Runtime.InteropServices;
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using System.Security;
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namespace SFML
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{
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namespace Audio
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{
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////////////////////////////////////////////////////////////
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/// <summary>
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/// SoundStream is a streamed sound, ie. samples are acquired
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/// while the sound is playing. Use it for big sounds that would
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/// require hundreds of MB in memory (see Music),
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/// or for streaming sound from the network
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/// </summary>
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////////////////////////////////////////////////////////////
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public abstract class SoundStream : ObjectBase
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{
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Default constructor
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/// </summary>
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////////////////////////////////////////////////////////////
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public SoundStream() :
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base(IntPtr.Zero)
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{
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Play the sound stream
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/// </summary>
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////////////////////////////////////////////////////////////
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public void Play()
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{
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sfSoundStream_Play(This);
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Pause the sound stream
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/// </summary>
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////////////////////////////////////////////////////////////
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public void Pause()
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{
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sfSoundStream_Pause(This);
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Stop the sound stream
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/// </summary>
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////////////////////////////////////////////////////////////
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public void Stop()
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{
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sfSoundStream_Stop(This);
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Samples rate, in samples per second
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/// </summary>
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////////////////////////////////////////////////////////////
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public uint SampleRate
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{
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get {return sfSoundStream_GetSampleRate(This);}
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Number of channels (1 = mono, 2 = stereo)
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/// </summary>
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////////////////////////////////////////////////////////////
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public uint ChannelsCount
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{
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get {return sfSoundStream_GetChannelsCount(This);}
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Current status of the sound stream (see SoundStatus enum)
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/// </summary>
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////////////////////////////////////////////////////////////
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public SoundStatus Status
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{
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get {return sfSoundStream_GetStatus(This);}
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Loop state of the sound stream. Default value is false
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/// </summary>
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////////////////////////////////////////////////////////////
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public bool Loop
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{
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get {return sfSoundStream_GetLoop(This);}
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set {sfSoundStream_SetLoop(This, value);}
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Pitch of the sound stream. Default value is 1
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/// </summary>
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////////////////////////////////////////////////////////////
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public float Pitch
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{
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get {return sfSoundStream_GetPitch(This);}
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set {sfSoundStream_SetPitch(This, value);}
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Volume of the sound stream, in range [0, 100]. Default value is 100
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/// </summary>
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////////////////////////////////////////////////////////////
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public float Volume
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{
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get {return sfSoundStream_GetVolume(This);}
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set {sfSoundStream_SetVolume(This, value);}
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// 3D position of the sound stream. Default value is (0, 0, 0)
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/// </summary>
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////////////////////////////////////////////////////////////
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public Vector3 Position
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{
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get {Vector3 v; sfSoundStream_GetPosition(This, out v.X, out v.Y, out v.Z); return v;}
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set {sfSoundStream_SetPosition(This, value.X, value.Y, value.Z);}
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Is the sound stream's position relative to the listener's position,
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/// or is it absolute?
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/// Default value is false (absolute)
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/// </summary>
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////////////////////////////////////////////////////////////
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public bool RelativeToListener
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{
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get {return sfSoundStream_IsRelativeToListener(This);}
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set {sfSoundStream_SetRelativeToListener(This, value);}
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Minimum distance of the sound stream. Closer than this distance,
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/// the listener will hear the sound at its maximum volume.
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/// The default value is 1
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/// </summary>
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////////////////////////////////////////////////////////////
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public float MinDistance
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{
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get {return sfSoundStream_GetMinDistance(This);}
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set {sfSoundStream_SetMinDistance(This, value);}
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Attenuation factor. The higher the attenuation, the
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/// more the sound will be attenuated with distance from listener.
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/// The default value is 1
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/// </summary>
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////////////////////////////////////////////////////////////
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public float Attenuation
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{
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get {return sfSoundStream_GetAttenuation(This);}
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set {sfSoundStream_SetAttenuation(This, value);}
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Current playing position, in seconds
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/// </summary>
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////////////////////////////////////////////////////////////
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public float PlayingOffset
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{
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get {return sfSoundStream_GetPlayingOffset(This);}
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set {sfSoundStream_SetPlayingOffset(This, value);}
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Provide a string describing the object
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/// </summary>
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/// <returns>String description of the object</returns>
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////////////////////////////////////////////////////////////
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public override string ToString()
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{
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return "[SoundStream]" +
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" SampleRate(" + SampleRate + ")" +
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" ChannelsCount(" + ChannelsCount + ")" +
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" Status(" + Status + ")" +
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" Loop(" + Loop + ")" +
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" Pitch(" + Pitch + ")" +
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" Volume(" + Volume + ")" +
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" Position(" + Position + ")" +
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" RelativeToListener(" + RelativeToListener + ")" +
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" MinDistance(" + MinDistance + ")" +
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" Attenuation(" + Attenuation + ")" +
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" PlayingOffset(" + PlayingOffset + ")";
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Set the audio stream parameters, you must call it before Play()
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/// </summary>
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/// <param name="sampleRate">Number of channels</param>
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/// <param name="channelsCount">Sample rate, in samples per second</param>
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////////////////////////////////////////////////////////////
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protected void Initialize(uint channelsCount, uint sampleRate)
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{
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myGetDataCallback = new GetDataCallbackType(GetData);
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mySeekCallback = new SeekCallbackType(Seek);
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SetThis(sfSoundStream_Create(myGetDataCallback, mySeekCallback, channelsCount, sampleRate, IntPtr.Zero));
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Virtual function called each time new audio data is needed to feed the stream
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/// </summary>
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/// <param name="samples">Array of samples to fill for the stream</param>
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/// <returns>True to continue playback, false to stop</returns>
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////////////////////////////////////////////////////////////
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protected abstract bool OnGetData(out short[] samples);
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Virtual function called to seek into the stream
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/// </summary>
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/// <param name="timeOffset">New position, expressed in seconds</param>
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////////////////////////////////////////////////////////////
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protected abstract void OnSeek(float timeOffset);
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Handle the destruction of the object
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/// </summary>
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/// <param name="disposing">Is the GC disposing the object, or is it an explicit call ?</param>
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////////////////////////////////////////////////////////////
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protected override void Destroy(bool disposing)
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{
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sfSoundStream_Destroy(This);
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Structure mapping the C library arguments passed to the data callback
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/// </summary>
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////////////////////////////////////////////////////////////
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[StructLayout(LayoutKind.Sequential)]
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private struct Chunk
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{
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unsafe public short* samplesPtr;
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public uint samplesCount;
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Called each time new audio data is needed to feed the stream
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/// </summary>
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/// <param name="dataChunk">Data chunk to fill with new audio samples</param>
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/// <param name="userData">User data -- unused</param>
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/// <returns>True to continue playback, false to stop</returns>
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////////////////////////////////////////////////////////////
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private bool GetData(ref Chunk dataChunk, IntPtr userData)
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{
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if (OnGetData(out myTempBuffer))
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{
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unsafe
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{
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fixed (short* samplesPtr = myTempBuffer)
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{
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dataChunk.samplesPtr = samplesPtr;
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dataChunk.samplesCount = (uint)myTempBuffer.Length;
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}
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}
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return true;
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}
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else
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{
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return false;
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}
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}
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////////////////////////////////////////////////////////////
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/// <summary>
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/// Called to seek in the stream
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/// </summary>
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/// <param name="timeOffset">New position, expressed in seconds</param>
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/// <param name="userData">User data -- unused</param>
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/// <returns>If false is returned, the playback is aborted</returns>
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////////////////////////////////////////////////////////////
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private void Seek(float timeOffset, IntPtr userData)
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{
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OnSeek(timeOffset);
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}
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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private delegate bool GetDataCallbackType(ref Chunk dataChunk, IntPtr UserData);
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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private delegate void SeekCallbackType(float timeOffset, IntPtr UserData);
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private GetDataCallbackType myGetDataCallback;
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private SeekCallbackType mySeekCallback;
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private short[] myTempBuffer;
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#region Imports
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern IntPtr sfSoundStream_Create(GetDataCallbackType OnGetData, SeekCallbackType OnSeek, uint ChannelsCount, uint SampleRate, IntPtr UserData);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern void sfSoundStream_Destroy(IntPtr SoundStreamStream);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern void sfSoundStream_Play(IntPtr SoundStream);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern void sfSoundStream_Pause(IntPtr SoundStream);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern void sfSoundStream_Stop(IntPtr SoundStream);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern SoundStatus sfSoundStream_GetStatus(IntPtr SoundStream);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern uint sfSoundStream_GetChannelsCount(IntPtr SoundStream);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern uint sfSoundStream_GetSampleRate(IntPtr SoundStream);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern void sfSoundStream_SetLoop(IntPtr SoundStream, bool Loop);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern void sfSoundStream_SetPitch(IntPtr SoundStream, float Pitch);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern void sfSoundStream_SetVolume(IntPtr SoundStream, float Volume);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern void sfSoundStream_SetPosition(IntPtr SoundStream, float X, float Y, float Z);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern void sfSoundStream_SetRelativeToListener(IntPtr SoundStream, bool Relative);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern void sfSoundStream_SetMinDistance(IntPtr SoundStream, float MinDistance);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern void sfSoundStream_SetAttenuation(IntPtr SoundStream, float Attenuation);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern void sfSoundStream_SetPlayingOffset(IntPtr SoundStream, float TimeOffset);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern bool sfSoundStream_GetLoop(IntPtr SoundStream);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern float sfSoundStream_GetPitch(IntPtr SoundStream);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern float sfSoundStream_GetVolume(IntPtr SoundStream);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern void sfSoundStream_GetPosition(IntPtr SoundStream, out float X, out float Y, out float Z);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern bool sfSoundStream_IsRelativeToListener(IntPtr SoundStream);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern float sfSoundStream_GetMinDistance(IntPtr SoundStream);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern float sfSoundStream_GetAttenuation(IntPtr SoundStream);
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[DllImport("csfml-audio-2", CallingConvention = CallingConvention.Cdecl), SuppressUnmanagedCodeSecurity]
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static extern float sfSoundStream_GetPlayingOffset(IntPtr SoundStream);
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#endregion
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}
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}
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}
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