public static SCNVector3 GetTranslation(this OpenTK.NMatrix4 self)
{
var translation = self.Column3;
return(new SCNVector3(translation.X, translation.Y, translation.Z));
//return new SCNVector3(self.Column0.Z, self.Column1.Z, self.Column2.Z);
}
unsafe protected void ApplyTransform(Node node, OpenTK.NMatrix4 matrix)
{
Matrix4 urhoTransform = *(Matrix4 *)(void *)&matrix;
var rotation = urhoTransform.Rotation;
rotation.Z *= -1;
var pos = urhoTransform.Row3;
node.SetWorldPosition(new Vector3(pos.X, pos.Y, -pos.Z));
node.Rotation = rotation;
}
// Note that this just straight-across converts, does _not_ transpose, (see README.MD for discussion)
internal static OpenTK.NMatrix4 ToNMatrix4(this SCNMatrix4 self)
{
var newMatrix = new OpenTK.NMatrix4(
self.M11, self.M21, self.M31, self.M41,
self.M12, self.M22, self.M32, self.M42,
self.M13, self.M23, self.M33, self.M43,
self.M14, self.M24, self.M34, self.M44
);
return(newMatrix);
}
unsafe protected void ApplyTransform(Node node, OpenTK.NMatrix4 matrix)
{
Matrix4 urhoTransform = *(Matrix4 *)(void *)&matrix;
//urhoTransform = urhoTransform * Matrix4.CreateRotationZ(MathHelper.DegreesToRadians(90));
var rotation = urhoTransform.Rotation;
rotation.Z *= -1;
var pos = urhoTransform.Row3;
node.SetWorldPosition(new Vector3(pos.X, pos.Y, -pos.Z));
node.Rotation = rotation;
}
unsafe public void ApplyOpenTkTransform(Node node, OpenTK.NMatrix4 matrix, bool rot = false)
{
Matrix4 urhoTransform = *(Matrix4 *)(void *)&matrix;
var rotation = urhoTransform.Rotation;
rotation.Z *= -1;
var pos = urhoTransform.Row3;
node.SetWorldPosition(new Vector3(pos.X, pos.Y, -pos.Z));
node.Rotation = rotation;
if (!rot)
{
node.Rotate(new Quaternion(0, 0, 90));
}
}
/// <summary>
/// Converts an <see cref="OpenTK.NMatrix4"/> into a <see cref="Matrix"/>.
/// </summary>
/// <param name="glMatrix">The 4x4 matrix to be converted</param>
/// <param name="waveMatrix">The converted matrix</param>
internal static void ToWave(this OpenTK.NMatrix4 glMatrix, out Matrix waveMatrix)
{
waveMatrix.M11 = glMatrix.M11;
waveMatrix.M12 = glMatrix.M21;
waveMatrix.M13 = glMatrix.M31;
waveMatrix.M14 = glMatrix.M41;
waveMatrix.M21 = glMatrix.M12;
waveMatrix.M22 = glMatrix.M22;
waveMatrix.M23 = glMatrix.M32;
waveMatrix.M24 = glMatrix.M42;
waveMatrix.M31 = glMatrix.M13;
waveMatrix.M32 = glMatrix.M23;
waveMatrix.M33 = glMatrix.M33;
waveMatrix.M34 = glMatrix.M43;
waveMatrix.M41 = glMatrix.M14;
waveMatrix.M42 = glMatrix.M24;
waveMatrix.M43 = glMatrix.M34;
waveMatrix.M44 = glMatrix.M44;
}
private void ShowPortal(ARHitTestResult hitTestResult)
{
SCNScene portalScene = SCNScene.FromFile("art.scnassets/Portal.scn");
SCNNode portalNode = portalScene.RootNode.FindChildNode("Portal", false);
OpenTK.NMatrix4 transform = hitTestResult.WorldTransform;
float planeXposition = transform.Column3.X;
float planeYposition = transform.Column3.Y;
float planeZposition = transform.Column3.Z;
portalNode.Position = new SCNVector3(planeXposition, planeYposition, planeZposition);
sceneView.Scene.RootNode.AddChildNode(portalNode);
AddPlane("roof", portalNode, "portalTop.png");
AddPlane("floor", portalNode, "portalBottom.png");
AddWalls("backWall", portalNode, "portalBack.png");
AddWalls("sideWallA", portalNode, "portalSideA.png");
AddWalls("sideWallB", portalNode, "portalSideB.png");
AddWalls("sideDoorA", portalNode, "portalSideDoorA.png");
AddWalls("sideDoorB", portalNode, "portalSideDoorB.png");
}
public static SCNMatrix4 ToSCNMatrix4(this OpenTK.NMatrix4 self)
{
return(new SCNMatrix4(self.Row0, self.Row1, self.Row2, self.Row3));
}
public static SCNVector3 GetTranslation(this OpenTK.NMatrix4 matrix)
{
// only for column-major matrixes
return(matrix.Column3.Xyz);
}
public KeyPositionAnchor(UIImage image, OpenTK.NMatrix4 transform, ARWorldMappingStatus mappingStatus) : base("KeyPosition", transform)
{
this.Image = image;
this.MappingStatus = mappingStatus;
}
/// <summary>
/// Treats matrix as a (right-hand column-major convention) transform matrix
/// and factors out the translation component of the transform.
/// </summary>
public static OpenTK.Vector3 GetTranslation(this OpenTK.NMatrix4 matrix)
{
var translation = matrix.Column3;
return(new OpenTK.Vector3(translation.X, translation.Y, translation.Z));
}