private Size initTrackedCamera()
{
uint width = 0, height = 0, index = 0;
bool pHasCamera = false;
trcam_instance = OpenVR.TrackedCamera;
if (trcam_instance == null)
{
Debug.LogError("Error getting TrackedCamera");
camError = true;
}
else
{
camerror = trcam_instance.HasCamera(index, ref pHasCamera);
if (camerror != EVRTrackedCameraError.None)
{
Debug.LogError("HasCamera: EVRTrackedCameraError=" + camerror);
camError = true;
}
else if (pHasCamera)
{
camerror = trcam_instance.GetCameraFrameSize(index, EVRTrackedCameraFrameType.Undistorted, ref width, ref height, ref buffsize);
if (camerror != EVRTrackedCameraError.None)
{
Debug.LogError("GetCameraFrameSize: EVRTrackedCameraError=" + camerror);
camError = true;
}
else
{
buffer = new byte[buffsize];
pBuffer = Marshal.AllocHGlobal((int)buffsize);
camerror = trcam_instance.AcquireVideoStreamingService(index, ref pTrackedCamera);
if (camerror != EVRTrackedCameraError.None)
{
Debug.LogError("AcquireVideoStreamingService: EVRTrackedCameraError=" + camerror);
camError = true;
}
}
}
else
{
Debug.Log("no camera found");
camError = true;
}
}
if (camError)
{
Texture2D tex = (gameObject.GetComponent <Renderer>().material.mainTexture as Texture2D);
if (tex != null)
{
staticBuffer = tex.GetRawTextureData();
}
Vector3 scale = gameObject.transform.localScale;
return(new Size(scale.x, scale.y));
}
return(new Size(width, height));
}
// Use this for initialization
void Start()
{
m_camera = OpenVR.TrackedCamera;
if (m_camera == null)
{
Debug.LogError("No camera found");
return;
}
// First get the size of a frame
uint width = 0;
uint height = 0;
uint bufferSize = 0;
EVRTrackedCameraError cameraError = m_camera.GetCameraFrameSize(0, EVRTrackedCameraFrameType.Undistorted, ref width, ref height, ref bufferSize);
if (cameraError != EVRTrackedCameraError.None)
{
Debug.LogError("Could not get frame size (error=" + cameraError + ")");
return;
}
if (width * height == 0)
{
Debug.LogError("Frame size of 0, are you sure you've enabled the camera in the SteamVR settings panel?");
return;
}
uint bitsPerPixel = bufferSize / (width * height);
m_frameBufferSize = bufferSize;
// Then get a handle to the stream
cameraError = m_camera.AcquireVideoStreamingService(0, ref m_streamHandle);
if (cameraError == EVRTrackedCameraError.None)
{
m_frameBuffer = Marshal.AllocHGlobal((int)bufferSize);
m_frameHeader = new CameraVideoStreamFrameHeader_t();
m_frameHeaderSize = (uint)Marshal.SizeOf(m_frameHeader);
if (bitsPerPixel == 3)
{
m_texture = new Texture2D((int)width, (int)height, TextureFormat.RGB24, false);
}
else if (bitsPerPixel == 4)
{
m_texture = new Texture2D((int)width, (int)height, TextureFormat.RGBA32, false);
}
// if there's some other texture format here, we simply won't be able to do anything in Update()
if (m_texture && GetComponent <Renderer>())
{
GetComponent <Renderer>().material.mainTexture = m_texture;
}
}
else
{
Debug.LogError("Could not acquire handle to stream (error=" + cameraError + ")");
}
}
void Start()
{
initPos = screen.transform.localPosition;
uint width = 0, height = 0;
bool pHasCamera = false;
trcam_instance = OpenVR.TrackedCamera;
if (trcam_instance == null)
{
Debug.LogError("Error getting TrackedCamera");
}
else
{
camerror = trcam_instance.HasCamera((uint)index, ref pHasCamera);
if (camerror != EVRTrackedCameraError.None)
{
Debug.LogError("HasCamera: EVRTrackedCameraError=" + camerror);
return;
}
if (pHasCamera)
{
camerror = trcam_instance.GetCameraFrameSize((uint)index, EVRTrackedCameraFrameType.Undistorted, ref width, ref height, ref buffsize);
if (camerror != EVRTrackedCameraError.None)
{
Debug.LogError("GetCameraFrameSize: EVRTrackedCameraError=" + camerror);
}
else
{
Debug.Log("width=" + width + " height=" + height + " buffsize=" + buffsize);
texture = new Texture2D((int)width, (int)height, TextureFormat.RGBA32, false);
buffer = new byte[buffsize];
pBuffer = Marshal.AllocHGlobal((int)buffsize);
camerror = trcam_instance.AcquireVideoStreamingService((uint)index, ref pTrackedCamera);
if (camerror != EVRTrackedCameraError.None)
{
Debug.LogError("AcquireVideoStreamingService: EVRTrackedCameraError=" + camerror);
}
}
}
else
{
Debug.Log("no camera found, only Vive Pre and later supported");
}
}
}