public Vector3[] GetHandSkeletonData(IntPtr handHandle)
{
int skeletonCount = GetHandSkeletonCount(handHandle);
IntPtr skeletonHandle = IntPtr.Zero;
NDKAPI.HwArHand_getHandSkeletonArray(m_ndkSession.SessionHandle, handHandle, ref skeletonHandle);
//if native returned camera coordinate, do not negative z,
//since the camera coordinate in opengl and unity are the same, which is right hand
if (ARCoordinateSystemType.COORDINATE_SYSTEM_TYPE_3D_CAMERA ==
GetSkeletonCoordinateSystemType(handHandle))
{
return(MarshalingHelper.GetArrayOfUnmanagedArrayElement <Vector3>(skeletonHandle, skeletonCount));
}
//otherwise negative z,
//since the world and model coordinate in opengl and unity are converse
//and z value in image coordinate is useless
else
{
Vector3[] ret = new Vector3[skeletonCount];
for (int i = 0; i < skeletonCount; i++)
{
Vector3 vector = new Vector3();
vector.x = MarshalingHelper.GetValueOfUnmanagedArrayElement <float>(skeletonHandle, 3 * i);
vector.y = MarshalingHelper.GetValueOfUnmanagedArrayElement <float>(skeletonHandle, 3 * i + 1);
vector.z = -MarshalingHelper.GetValueOfUnmanagedArrayElement <float>(skeletonHandle, 3 * i + 2);
ret[i] = vector;
}
return(ret);
}
}
public int[] GetHandSkeletonType(IntPtr handHandle)
{
int skeletonCount = GetHandSkeletonCount(handHandle);
IntPtr typeHandle = IntPtr.Zero;
NDKAPI.HwArHand_getHandSkeletonType(m_ndkSession.SessionHandle, handHandle, ref typeHandle);
return(MarshalingHelper.GetArrayOfUnmanagedArrayElement <int>(typeHandle, skeletonCount));
}
public int[] GetSkeletonType(IntPtr bodyHandle)
{
int skeletonCnt = GetSkeletonPointCount(bodyHandle);
IntPtr typeHandle = IntPtr.Zero;
NDKAPI.HwArBody_getSkeletonTypes(m_ndkSession.SessionHandle, bodyHandle, ref typeHandle);
return(MarshalingHelper.GetArrayOfUnmanagedArrayElement <int>(typeHandle, skeletonCnt));
}
public float[] GetSkeletonConfidence(IntPtr bodyHandle)
{
int skeletonCnt = GetSkeletonPointCount(bodyHandle);
IntPtr skeletonConfidenceHandle = IntPtr.Zero;
NDKAPI.HwArBody_getSkeletonConfidence(m_ndkSession.SessionHandle, bodyHandle, ref skeletonConfidenceHandle);
return(MarshalingHelper.GetArrayOfUnmanagedArrayElement <float>(skeletonConfidenceHandle, skeletonCnt));
}
public Vector3[] GetSkeletonPoint2D(IntPtr bodyHandle)
{
int skeletonCnt = GetSkeletonPointCount(bodyHandle);
IntPtr skeleton2DHandle = IntPtr.Zero;
NDKAPI.HwArBody_getSkeletonPoint2D(m_ndkSession.SessionHandle, bodyHandle,
ref skeleton2DHandle);
return(MarshalingHelper.GetArrayOfUnmanagedArrayElement <Vector3>(skeleton2DHandle, skeletonCnt));
}
public float[] GetParameterValueArray(IntPtr trackableHandle)
{
int count = 0;
NDKAPI.HwArTrackable_getParameterCount(m_ndkSession.SessionHandle, trackableHandle, ref count);
IntPtr data = IntPtr.Zero;
NDKAPI.HwArTrackable_getParameterValueArray(m_ndkSession.SessionHandle, trackableHandle, ref data);
return(MarshalingHelper.GetArrayOfUnmanagedArrayElement <float>(data, count));
}
public int[] GetGestureAction(IntPtr handHandle)
{
int actionCount = 0;
NDKAPI.HwArHand_getGestureActionSize(m_ndkSession.SessionHandle, handHandle, ref actionCount);
IntPtr actionDataHandle = IntPtr.Zero;
NDKAPI.HwArHand_getGestureAction(m_ndkSession.SessionHandle, handHandle, ref actionDataHandle);
return(MarshalingHelper.GetArrayOfUnmanagedArrayElement <int>(actionDataHandle, actionCount));
}
public Vector2Int[] GetSkeletonConnection(IntPtr handHandle)
{
int connectionArraySize = 0;
IntPtr connectionHandle = IntPtr.Zero;
NDKAPI.HwArHand_getHandSkeletonConnectionSize(m_ndkSession.SessionHandle, handHandle, ref connectionArraySize);
if (!ValueLegalityChecker.CheckInt("GetSkeletonConnection", connectionArraySize, 0))
{
return(new Vector2Int[0]);
}
NDKAPI.HwArHand_getHandSkeletonConnection(m_ndkSession.SessionHandle, handHandle, ref connectionHandle);
return(MarshalingHelper.GetArrayOfUnmanagedArrayElement <Vector2Int>(connectionHandle, connectionArraySize / 2));
}
public Vector2[] GetTexCoord(IntPtr geometryHandle)
{
int count = 0;
NDKAPI.HwArFaceGeometry_getTexCoordSize(m_ndkSession.SessionHandle, geometryHandle, ref count);
if (!ValueLegalityChecker.CheckInt("GetTexCoord", count, 0))
{
return(new Vector2[0]);
}
IntPtr texcoordHandle = IntPtr.Zero;
NDKAPI.HwArFaceGeometry_acquireTexCoord(m_ndkSession.SessionHandle, geometryHandle, ref texcoordHandle);
return(MarshalingHelper.GetArrayOfUnmanagedArrayElement <Vector2>(texcoordHandle, count / 2));
}
public int[] GetSkeletonConnection(IntPtr bodyHandle)
{
int connectionArraySize = 0;
NDKAPI.HwArBody_getSkeletonConnectionSize(m_ndkSession.SessionHandle, bodyHandle, ref connectionArraySize);
if (!ValueLegalityChecker.CheckInt("GetSkeletonConnection", connectionArraySize, 0))
{
return(new int[0]);
}
IntPtr connectionHandle = IntPtr.Zero;
NDKAPI.HwArBody_getSkeletonConnection(m_ndkSession.SessionHandle, bodyHandle,
ref connectionHandle);
return(MarshalingHelper.GetArrayOfUnmanagedArrayElement <int>(connectionHandle, connectionArraySize));
}
public int[] GetParameterTypeArray(IntPtr trackableHandle)
{
int count = 0;
NDKAPI.HwArTrackable_getParameterCount(m_ndkSession.SessionHandle, trackableHandle, ref count);
IntPtr types = IntPtr.Zero;
NDKAPI.HwArTrackable_getParameterTypeArray(m_ndkSession.SessionHandle, trackableHandle, ref types);
int[] dataArray = new int[count];
if (types == null)
{
return(dataArray);
}
if (dataArray == null)
{
return(dataArray);
}
return(MarshalingHelper.GetArrayOfUnmanagedArrayElement <int>(types, count));
}
