/// <summary>
/// Sends the latest ARFoundation frame to Azure Spatial Anchors
/// </summary>
private void ProcessLatestFrame()
{
if (!isSessionStarted)
{
return;
}
var cameraParams = new XRCameraParams
{
zNear = mainCamera.nearClipPlane,
zFar = mainCamera.farClipPlane,
screenWidth = Screen.width,
screenHeight = Screen.height,
screenOrientation = Screen.orientation
};
XRCameraFrame xRCameraFrame;
if (arCameraManager.subsystem.TryGetLatestFrame(cameraParams, out xRCameraFrame))
{
long latestFrameTimeStamp = xRCameraFrame.timestampNs;
bool newFrameToProcess = latestFrameTimeStamp > lastFrameProcessedTimeStamp;
if (newFrameToProcess)
{
session.ProcessFrame(xRCameraFrame.nativePtr.GetPlatformPointer());
lastFrameProcessedTimeStamp = latestFrameTimeStamp;
}
}
}
void Update()
{
if (subsystem == null)
{
return;
}
var cameraParams = new XRCameraParams
{
zNear = m_Camera.nearClipPlane,
zFar = m_Camera.farClipPlane,
screenWidth = Screen.width,
screenHeight = Screen.height,
screenOrientation = Screen.orientation
};
XRCameraFrame frame;
if (subsystem.TryGetLatestFrame(cameraParams, out frame))
{
UpdateTexturesInfos(frame);
if (frameReceived != null)
{
InvokeFrameReceivedEvent(frame);
}
}
}
/// <summary>
/// Gets the state of localization against the global Earth map.
/// </summary>
/// <param name="cameraManager">The ARCameraManager instance.</param>
/// <returns>The Earth localization state against the global Earth map.</returns>
public static EarthLocalizationState GetEarthLocalizationState(
this ARCameraManager cameraManager)
{
EarthLocalizationState state = EarthLocalizationState.NotLocalized;
var cameraParams = new XRCameraParams
{
zNear = cameraManager.GetComponent <Camera>().nearClipPlane,
zFar = cameraManager.GetComponent <Camera>().farClipPlane,
screenWidth = Screen.width,
screenHeight = Screen.height,
screenOrientation = Screen.orientation
};
if (!cameraManager.subsystem.TryGetLatestFrame(cameraParams, out XRCameraFrame frame))
{
Debug.LogWarning("Unable to determine the current EarthLocalizationState, " +
"the current XRCameraFrame is not available, try again later.");
return(state);
}
if (frame.timestampNs == 0 || frame.FrameHandle() == IntPtr.Zero)
{
Debug.LogWarning("Unable to determine the current EarthLocalizationState, " +
"the current frame is not ready, try again later.");
return(state);
}
return(FrameApi.GetEarthLocalizationState(
ARCoreExtensions._instance.currentARCoreSessionHandle, frame.FrameHandle()));
}
private void ResetState()
{
this.cameraParams = default;
this.timestamp = null;
this.screenSize = null;
this.screenOrientation = null;
}
private static bool TryGetLastFrameFromExtensions(out XRCameraFrame frame)
{
ARCoreExtensions extensions = ARCoreExtensions._instance;
ARCameraManager cameraManager = extensions.CameraManager;
var cameraParams = new XRCameraParams
{
zNear = cameraManager.GetComponent <Camera>().nearClipPlane,
zFar = cameraManager.GetComponent <Camera>().farClipPlane,
screenWidth = Screen.width,
screenHeight = Screen.height,
screenOrientation = Screen.orientation
};
if (!cameraManager.subsystem.TryGetLatestFrame(
cameraParams, out frame))
{
Debug.LogWarning(
"The current XRCameraFrame is not available, try again later.");
return(false);
}
if (frame.timestampNs == 0 || frame.FrameHandle() == IntPtr.Zero)
{
Debug.LogWarning(
"The current XRCameraFrame is not ready, try again later.");
return(false);
}
return(true);
}
private void OnFrameUpdate(ARCameraFrameEventArgs frameEventArgs)
{
if (!ShouldUpdateARCoreSession())
{
return;
}
if (_sessionHandle == IntPtr.Zero)
{
return;
}
if (_frameHandle != IntPtr.Zero)
{
SessionApi.ReleaseFrame(_frameHandle);
_frameHandle = IntPtr.Zero;
}
if (_arKitSession != null && _cameraManager != null && _arKitSession.enabled)
{
var cameraParams = new XRCameraParams
{
zNear = _cameraManager.GetComponent <Camera>().nearClipPlane,
zFar = _cameraManager.GetComponent <Camera>().farClipPlane,
screenWidth = Screen.width,
screenHeight = Screen.height,
screenOrientation = Screen.orientation
};
if (!_cameraManager.subsystem.TryGetLatestFrame(
cameraParams, out XRCameraFrame frame))
{
Debug.LogWarning("XRCamera's latest frame is not available now.");
return;
}
if (frame.timestampNs == 0 || frame.FrameHandle() == IntPtr.Zero)
{
Debug.LogWarning("ARKit Plugin Frame is not ready.");
return;
}
var status = ExternApi.ArSession_updateAndAcquireArFrame(
_sessionHandle, frame.FrameHandle(), ref _frameHandle);
if (status != ApiArStatus.Success)
{
Debug.LogErrorFormat("Failed to update and acquire ARFrame with error: " +
"{0}", status);
return;
}
}
}
private void Update()
{
if (FritzPoseManager.Processing())
{
return;
}
#if UNITY_ANDROID && !UNITY_EDITOR
XRCameraImage image;
if (!m_CameraManager.TryGetLatestImage(out image))
{
image.Dispose();
return;
}
FritzPoseManager.ProcessPoseFromImageAsync(image);
// You must dispose the CameraImage to avoid resource leaks.
image.Dispose();
#elif UNITY_IOS && !UNITY_EDITOR
var cameraParams = new XRCameraParams
{
zNear = m_Cam.nearClipPlane,
zFar = m_Cam.farClipPlane,
screenWidth = Screen.width,
screenHeight = Screen.height,
screenOrientation = Screen.orientation
};
XRCameraFrame frame;
if (!m_CameraManager.subsystem.TryGetLatestFrame(cameraParams, out frame))
{
return;
}
FritzPoseManager.ProcessPoseFromFrameAsync(frame);
#else
var randomPosition = debugPoint;
randomPosition.x = randomPosition.x * UnityEngine.Random.Range(-0.5f, 0.5f);
randomPosition.y = randomPosition.y * UnityEngine.Random.Range(-0.5f, 0.5f);
Debug.LogFormat("{0}", bird);
MoveBirdToPoint(bird, randomPosition);
if (trackedObject != null)
{
trackedObject.transform.position = randomPosition;
}
#endif
}
public override bool TryGetFrame(XRCameraParams cameraParams, out XRCameraFrame cameraFrame)
{
var remote = ARKitReceiver.Instance;
if (remote == null)
{
cameraFrame = default(XRCameraFrame);
return(false);
}
var remoteFrame = ARKitReceiver.Instance.CameraFrame;
if (remoteFrame.timestampNs == default(long))
{
cameraFrame = default(XRCameraFrame);
return(false);
}
const XRCameraFrameProperties properties =
XRCameraFrameProperties.Timestamp
| XRCameraFrameProperties.ProjectionMatrix
| XRCameraFrameProperties.DisplayMatrix;
cameraFrame = new CameraFrame()
{
timestampNs = remoteFrame.timestampNs,
averageBrightness = 0,
averageColorTemperature = 0,
colorCorrection = default(Color),
projectionMatrix = remoteFrame.projectionMatrix,
displayMatrix = remoteFrame.displayMatrix,
trackingState = TrackingState.Tracking,
nativePtr = new IntPtr(0),
properties = properties,
averageIntensityInLumens = 0,
exposureDuration = 0,
exposureOffset = 0
};
// Debug.Log(cameraFrame);
return(true);
}
public override bool TryGetFrame(XRCameraParams cameraParams, out XRCameraFrame cameraFrame)
{
if (!Application.isPlaying || !mockCamera.isPrepared)
{
cameraFrame = default(XRCameraFrame);
return(false);
}
const XRCameraFrameProperties properties =
XRCameraFrameProperties.Timestamp
// | XRCameraFrameProperties.ProjectionMatrix
| XRCameraFrameProperties.DisplayMatrix;
Matrix4x4 displayMatrix = GetDisplayTransform(
(float)mockCamera.texture.width / mockCamera.texture.height,
(float)Screen.width / Screen.height
);
cameraFrame = (XRCameraFrame) new CameraFrame()
{
timestampNs = DateTime.Now.Ticks,
averageBrightness = 0,
averageColorTemperature = 0,
colorCorrection = default(Color),
projectionMatrix = Matrix4x4.identity,
displayMatrix = displayMatrix,
trackingState = TrackingState.Tracking,
nativePtr = new IntPtr(0),
properties = properties,
averageIntensityInLumens = 0,
exposureDuration = 0,
exposureOffset = 0,
mainLightIntensityLumens = 0,
mainLightColor = default(Color),
ambientSphericalHarmonics = default(SphericalHarmonicsL2),
cameraGrain = default(XRTextureDescriptor),
noiseIntensity = 0,
};
// Debug.Log(cameraFrame);
return(true);
}
/// <summary>
/// Gets the set of data recorded to the given track available during playback on this
/// frame.
/// Note, currently playback continues internally while the session is paused. Therefore, on
/// pause/resume, track data discovered internally will be discarded to prevent stale track
/// data from flowing through when the session resumed.
/// Note, if the app's frame rate is higher than ARCore's frame rate, subsequent
/// <c><cref="XRCameraFrame"/></c> objects may reference the same underlying ARCore Frame,
/// which would mean the list of <c><see cref="TrackData"/></c> returned could be the same.
/// One can differentiate by examining <c><see cref="TrackData.FrameTimestamp"/></c>.
/// </summary>
/// <param name="trackId">The ID of the track being queried.</param>
/// <returns>Returns a list of <see cref="TrackData"/>. Will be empty if none are available.
/// </returns>
public List <TrackData> GetUpdatedTrackData(Guid trackId)
{
if (ARCoreExtensions._instance.currentARCoreSessionHandle == IntPtr.Zero &&
ARCoreExtensions._instance.Session.subsystem != null &&
ARCoreExtensions._instance.Session.subsystem.nativePtr != null)
{
Debug.LogWarning("Failed to fetch track data. The Session is not yet available. " +
"Try again later.");
return(new List <TrackData>());
}
ARCameraManager cameraManager = ARCoreExtensions._instance.CameraManager;
var cameraParams = new XRCameraParams
{
zNear = cameraManager.GetComponent <Camera>().nearClipPlane,
zFar = cameraManager.GetComponent <Camera>().farClipPlane,
screenWidth = Screen.width,
screenHeight = Screen.height,
screenOrientation = Screen.orientation
};
if (!cameraManager.subsystem.TryGetLatestFrame(cameraParams, out XRCameraFrame frame))
{
Debug.LogWarning("Failed to fetch track data. The current XRCameraFrame is not " +
"available. Try again later.");
return(new List <TrackData>());
}
if (frame.timestampNs == 0 || frame.nativePtr == IntPtr.Zero)
{
Debug.LogWarning("Failed to fetch track data. The current XRCameraFrame is not " +
"ready. Try again later.");
return(new List <TrackData>());
}
return(FrameApi.GetUpdatedTrackData(
ARCoreExtensions._instance.currentARCoreSessionHandle, frame.FrameHandle(),
trackId));
}
/// <summary>
/// Get the current camera frame for the subsystem.
/// </summary>
/// <param name="cameraParams">The current Unity <c>Camera</c> parameters.</param>
/// <param name="cameraFrame">The current camera frame returned by the method.</param>
/// <returns>
/// <c>true</c> if the method successfully got a frame. Otherwise, <c>false</c>.
/// </returns>
public override bool TryGetFrame(XRCameraParams cameraParams, out XRCameraFrame cameraFrame)
{
return(NativeApi.UnityARKit_Camera_TryGetFrame(cameraParams, out cameraFrame));
}
private async Task createSessionAsync()
{
if (cloudSession != null)
{
//session already created, need to exit
return;
}
cloudSession = new CloudSpatialAnchorSession();
cloudSession.Configuration.AccountId = "87f0e62e-2379-4bc4-bd1e-38dc699e8d6b";
cloudSession.Configuration.AccessToken = "kF/SejjecfM8CatFa74V94iAsgApvPiaT1mY//qgK44=";
cloudSession.Session = aRSession.subsystem.nativePtr.GetPlatformPointer();
#if UNITY_ANDROID // Android Only
// We should only run the Java initialization once
if (!javaInitialized)
{
// Create a TaskCompletionSource that we can use to know when
// the Java plugin has completed initialization on the Android
// thread.
TaskCompletionSource <bool> pluginInit = new TaskCompletionSource <bool>();
// Make sure ARCore is running. This code must be executed
// on a Java thread provided by Android.
AndroidHelper.Instance.DispatchUiThread(unityActivity =>
{
// Create the plugin
using (AndroidJavaClass cloudServices = new AndroidJavaClass("com.microsoft.CloudServices"))
{
// Initialize the plugin
cloudServices.CallStatic("initialize", unityActivity);
// Update static variable to say that the plugin has been initialized
javaInitialized = true;
// Set the task completion source so the CreateSession method can
// continue back on the Unity thread.
pluginInit.SetResult(true);
}
});
// Wait for the plugin to complete initialization on the
// Java thread.
await pluginInit.Task;
}
#endif
#if UNITY_ANDROID || UNITY_IOS
var cameraParams = new XRCameraParams
{
zNear = Camera.main.nearClipPlane,
zFar = Camera.main.farClipPlane,
screenWidth = Screen.width,
screenHeight = Screen.height,
screenOrientation = Screen.orientation
};
XRCameraFrame xRCameraFrame;
if (aRCameraManager.subsystem.TryGetLatestFrame(cameraParams, out xRCameraFrame))
{
long latestFrameTimeStamp = xRCameraFrame.timestampNs;
bool newFrameToProcess = latestFrameTimeStamp > lastFrameProcessedTimeStamp;
if (newFrameToProcess)
{
cloudSession.ProcessFrame(xRCameraFrame.nativePtr.GetPlatformPointer());
lastFrameProcessedTimeStamp = latestFrameTimeStamp;
}
}
#endif
}
public override bool TryGetFrame(XRCameraParams cameraParams, out XRCameraFrame cameraFrame)
{
cameraFrame = default(XRCameraFrame);
return(false);
}
private void OnFrameUpdate(ARCameraFrameEventArgs frameEventArgs)
{
if (!_isEnabled)
{
return;
}
if (_sessionHandle == IntPtr.Zero)
{
return;
}
if (_frameHandle != IntPtr.Zero)
{
FrameApi.ReleaseFrame(_frameHandle);
_frameHandle = IntPtr.Zero;
}
if (_arKitSession != null && _cameraManager != null && _arKitSession.enabled)
{
var cameraParams = new XRCameraParams
{
zNear = _cameraManager.GetComponent <Camera>().nearClipPlane,
zFar = _cameraManager.GetComponent <Camera>().farClipPlane,
screenWidth = Screen.width,
screenHeight = Screen.height,
screenOrientation = Screen.orientation
};
if (!_cameraManager.subsystem.TryGetLatestFrame(
cameraParams, out XRCameraFrame frame))
{
Debug.LogWarning("XRCamera's latest frame is not available now.");
return;
}
if (frame.timestampNs == 0 || frame.FrameHandle() == IntPtr.Zero)
{
Debug.LogWarning("ARKit Plugin Frame is not ready.");
return;
}
var status = ExternApi.ArSession_updateAndAcquireArFrame(
_sessionHandle, frame.FrameHandle(), ref _frameHandle);
if (status != ApiArStatus.Success)
{
Debug.LogErrorFormat("Failed to update and acquire ARFrame with error: " +
"{0}", status);
return;
}
// Update session configuration.
if (ARCoreExtensions._instance.ARCoreExtensionsConfig != null &&
!ARCoreExtensions._instance.ARCoreExtensionsConfig.Equals(_cachedConfig))
{
_cachedConfig = ScriptableObject.CreateInstance <ARCoreExtensionsConfig>();
_cachedConfig.CopyFrom(ARCoreExtensions._instance.ARCoreExtensionsConfig);
ConfigApi.ConfigureSession(_sessionHandle, _cachedConfig);
}
}
}
public override bool TryGetFrame(XRCameraParams cameraParams, out UnityEngine.XR.ARSubsystems.XRCameraFrame cameraFrame)
{
var frame = new XRCameraFrame();
XRCameraFrameProperties properties = 0;
if (m_LastLightEstimation.m_AmbientBrightness.HasValue)
{
frame.AverageBrightness = m_LastLightEstimation.m_AmbientBrightness.Value;
properties |= XRCameraFrameProperties.AverageBrightness;
}
if (m_LastLightEstimation.m_AmbientColorTemperature.HasValue)
{
frame.AverageColorTemperature = m_LastLightEstimation.m_AmbientColorTemperature.Value;
properties |= XRCameraFrameProperties.AverageColorTemperature;
}
if (m_LastLightEstimation.m_ColorCorrection.HasValue)
{
frame.ColorCorrection = m_LastLightEstimation.m_ColorCorrection.Value;
properties |= XRCameraFrameProperties.ColorCorrection;
}
#if ARSUBSYSTEMS_3_OR_NEWER
if (m_LastLightEstimation.m_AmbientIntensityInLumens.HasValue)
{
frame.AverageIntensityInLumens = m_LastLightEstimation.m_AmbientIntensityInLumens.Value;
properties |= XRCameraFrameProperties.AverageIntensityInLumens;
}
#endif
#if ARSUBSYSTEMS_4_OR_NEWER
if (m_LastLightEstimation.m_MainLightColor.HasValue)
{
frame.MainLightColor = m_LastLightEstimation.m_MainLightColor.Value;
properties |= XRCameraFrameProperties.MainLightColor;
}
if (m_LastLightEstimation.m_MainLightDirection.HasValue)
{
frame.MainLightDirection = m_LastLightEstimation.m_MainLightDirection.Value;
properties |= XRCameraFrameProperties.MainLightDirection;
}
if (m_LastLightEstimation.m_MainLightIntensityLumens.HasValue)
{
frame.MainLightIntensityLumens = m_LastLightEstimation.m_MainLightIntensityLumens.Value;
properties |= XRCameraFrameProperties.MainLightIntensityLumens;
}
if (m_LastLightEstimation.m_SphericalHarmonics.HasValue)
{
frame.AmbientSphericalHarmonics = m_LastLightEstimation.m_SphericalHarmonics.Value;
properties |= XRCameraFrameProperties.AmbientSphericalHarmonics;
}
#endif
frame.Properties = properties;
var union = new XRCameraFrameUnion {
m_OurXRCameraFrame = frame
};
cameraFrame = union.m_TheirXRCameraFrame;
return(true);
}
public override bool TryGetFrame(XRCameraParams cameraParams, out XRCameraFrame cameraFrame)
{
var timestamp = CameraApi.timestamp;
if (this.cameraParams != cameraParams ||
this.timestamp != timestamp ||
this.screenSize != CameraApi.screenSize ||
this.screenOrientation != CameraApi.screenOrientation)
{
try
{
var result = new XRCameraFrameMock();
if (CameraApi.timestamp.HasValue)
{
result.m_TimestampNs = CameraApi.timestamp.Value;
result.m_Properties = result.m_Properties | XRCameraFrameProperties.Timestamp;
}
if (CameraApi.averageBrightness.HasValue)
{
result.m_AverageColorTemperature = CameraApi.averageBrightness.Value;
result.m_Properties = result.m_Properties | XRCameraFrameProperties.AverageBrightness;
}
if (CameraApi.averageColorTemperature.HasValue)
{
result.m_AverageColorTemperature = CameraApi.averageColorTemperature.Value;
result.m_Properties = result.m_Properties | XRCameraFrameProperties.AverageColorTemperature;
}
if (CameraApi.colorCorrection.HasValue)
{
result.m_ColorCorrection = CameraApi.colorCorrection.Value;
result.m_Properties = result.m_Properties | XRCameraFrameProperties.ColorCorrection;
}
if (CameraApi.projectionMatrix.HasValue)
{
Matrix4x4 screenMatrix = Matrix4x4.identity;
if (CameraApi.screenSize.HasValue)
{
var sourceScreenSize = CameraApi.screenSize.Value;
var sourceAspect = sourceScreenSize.x / sourceScreenSize.y;
var screenAspect = cameraParams.screenWidth / cameraParams.screenHeight;
if (sourceAspect < screenAspect)
{
screenMatrix.m00 = sourceAspect / screenAspect;
}
else
{
screenMatrix.m11 = screenAspect / sourceAspect;
}
}
result.m_ProjectionMatrix = screenMatrix * CameraApi.projectionMatrix.Value;
result.m_Properties = result.m_Properties | XRCameraFrameProperties.ProjectionMatrix;
}
if (CameraApi.displayMatrix.HasValue)
{
result.m_DisplayMatrix = CameraApi.displayMatrix.Value;
result.m_Properties = result.m_Properties | XRCameraFrameProperties.DisplayMatrix;
}
result.m_TrackingState = TrackingState.Tracking;
result.m_NativePtr = IntPtr.Zero;
result.Convert(out cameraFrame);
return(true);
}
finally
{
this.timestamp = timestamp;
this.cameraParams = cameraParams;
this.screenSize = CameraApi.screenSize;
this.screenOrientation = CameraApi.screenOrientation;
}
}
cameraFrame = default;
return(false);
}
