// Thread safe
internal void UpdateBuffer(long bufferId)
{
lock (mutex)
{
bool success = VarjoMixedReality.LockDataStreamBuffer(bufferId);
if (!success)
{
Debug.LogErrorFormat("Failed to lock data stream buffer {0}", bufferId);
return;
}
success = VarjoMixedReality.GetBufferMetadata(bufferId, out metadata);
if (!success)
{
Debug.LogErrorFormat("Failed to get buffer metadata {0}", bufferId);
return;
}
success = VarjoMixedReality.GetBufferCPUData(bufferId, out cpuData);
if (!success)
{
Debug.LogErrorFormat("Failed to get buffer CPU data {0}", bufferId);
return;
}
if (data == null || data.Length != metadata.byteSize)
{
data = new byte[metadata.byteSize];
}
CopyCpuData(metadata, cpuData, invertRowOrder);
VarjoMixedReality.UnlockDataStreamBuffer(bufferId);
changed = true;
}
}
internal override void NewFrameCallback(VarjoStreamFrame streamData, IntPtr userdata)
{
lock (mutex)
{
Debug.Assert(streamData.type == StreamType);
data = streamData.metadata.distortedColorData;
long leftBufferId = 0;
if (!VarjoMixedReality.GetDataStreamBufferId(streamData.id, streamData.frameNumber, 0 /* varjo_ChannelIndex_Left */, out leftBufferId))
{
Debug.LogErrorFormat("Failed to get distorted color left buffer id {0}", streamData.frameNumber);
return;
}
long rightBufferId = 0;
if (!VarjoMixedReality.GetDataStreamBufferId(streamData.id, streamData.frameNumber, 1 /* varjo_ChannelIndex_Right */, out rightBufferId))
{
Debug.LogErrorFormat("Failed to get distorted color right buffer id {0}", streamData.frameNumber);
return;
}
leftBuffer.UpdateBuffer(leftBufferId);
rightBuffer.UpdateBuffer(rightBufferId);
}
}
/// <summary>
/// Starts the frame stream.
/// </summary>
/// <returns>True, if frame stream supported and successfully started.</returns>
public bool Start()
{
if (callback != null)
{
return(true);
}
callback = new VarjoStreamCallback(NewFrameCallback);
return(VarjoMixedReality.StartDataStream(StreamType, callback));
}
internal override void NewFrameCallback(VarjoStreamFrame streamData, IntPtr userdata)
{
lock (mutex)
{
Debug.Assert(streamData.type == StreamType);
data = streamData.metadata.environmentCubemapData;
long bufferId = 0;
if (!VarjoMixedReality.GetDataStreamBufferId(streamData.id, streamData.frameNumber, 0 /* varjo_ChannelIndex_First */, out bufferId))
{
Debug.LogErrorFormat("Failed to get cubemap buffer id {0}", streamData.frameNumber);
return;
}
buffer.UpdateBuffer(bufferId);
}
}
/// <summary>
/// Stops the frame stream.
/// </summary>
public void Stop()
{
VarjoMixedReality.StopDataStream(StreamType);
callback = null;
}
/// <summary>
/// Check if device supports the frame stream.
/// </summary>
/// <returns>True, if device supports this type of frame stream.</returns>
public bool IsSupported()
{
return(VarjoMixedReality.SupportsDataStream(StreamType));
}
