private void AddBox(PlaneNode planeNode)
{
var subPlaneNode = planeNode.GetChild("subplane");
var boxNode = planeNode.CreateChild("Box");
boxNode.SetScale(0.1f);
var x = planeNode.ExtentX * (float)(random.NextDouble() - 0.5f);
var z = planeNode.ExtentZ * (float)(random.NextDouble() - 0.5f);
boxNode.Position = new Vector3(x, 0.1f, z) + subPlaneNode.Position;
var box = boxNode.CreateComponent <Box>();
box.Color = Color.Blue;
var rotationSpeed = new Vector3(10.0f, 20.0f, 30.0f);
var rotator = new Rotator()
{
RotationSpeed = rotationSpeed
};
boxNode.AddComponent(rotator);
}
private void OnARFrameUpdated(Frame arFrame)
{
var all = arCore.Session.GetAllTrackables(
Java.Lang.Class.FromType(
typeof(Com.Google.AR.Core.Plane)));
foreach (Com.Google.AR.Core.Plane plane in all)
{
var node = FindNodeByPlaneId(plane.GetHashCode().ToString());
if (node == null)
{
node = new PlaneNode
{
PlaneId = plane.GetHashCode().ToString(),
Name = $"plane{plane.GetHashCode()}"
};
CreateSubPlane(node);
scene.AddChild(node);
}
SetPositionAndRotation(plane, node);
UpdateSubPlane(node, Vector3.Zero);
}
}
protected void UpdateSubPlane(PlaneNode planeNode, Vector3 position)
{
var subPlaneNode = planeNode.GetChild("subplane");
subPlaneNode.Scale = new Vector3(planeNode.ExtentX, 0.05f, planeNode.ExtentZ);
subPlaneNode.Position = position;
}
protected void CreateSubPlane(PlaneNode planeNode)
{
var node = planeNode.CreateChild("subplane");
node.Position = new Vector3(0, 0.05f, 0);
var box = node.CreateComponent <Box>();
box.Color = Color.FromHex("#22ff0000");
}
private void SetPositionAndRotation(ARPlaneAnchor anchor, PlaneNode node)
{
arkitComponent.ApplyOpenTkTransform(node, anchor.Transform, true);
node.ExtentX = anchor.Extent.X;
node.ExtentZ = anchor.Extent.Z;
var position = new Vector3(anchor.Center.X, anchor.Center.Y, -anchor.Center.Z);
UpdateSubPlane(node, position);
}
private void SetPositionAndRotation(Com.Google.AR.Core.Plane plane, PlaneNode node)
{
node.ExtentX = plane.ExtentX;
node.ExtentZ = plane.ExtentZ;
node.Rotation = new Quaternion(plane.CenterPose.Qx(),
plane.CenterPose.Qy(),
plane.CenterPose.Qz(),
-plane.CenterPose.Qw());
node.Position = new Vector3(plane.CenterPose.Tx(),
plane.CenterPose.Ty(),
-plane.CenterPose.Tz());
}
private void UpdateOrAddPlaneNode(ARPlaneAnchor anchor)
{
var node = FindNodeByPlaneId(anchor.Identifier.ToString());
if (node == null)
{
node = new PlaneNode()
{
PlaneId = anchor.Identifier.ToString(),
Name = $"plane{anchor.GetHashCode()}"
};
CreateSubPlane(node);
scene.AddChild(node);
}
SetPositionAndRotation(anchor, node);
}