public Matrix GetHeadMatrix()
{
LibOVR.ovrPosef eyePose = m_tmpEyePoses[0];
// Posef is a right-hand system, so we convert to left-hand system
var q = new Quaternion(eyePose.Orientation.x, eyePose.Orientation.y, -eyePose.Orientation.z, eyePose.Orientation.w);
var M = Matrix.RotationQuaternion(q);
return(M);
}
public DrawSystem.CameraData[] GetEyePoses()
{
var result = new DrawSystem.CameraData[2];
for (int eyeIndex = 0; eyeIndex < 2; ++eyeIndex)
{
LibOVR.ovrPosef eyePose = m_tmpEyePoses[eyeIndex];
// Posef is a right-hand system, so we convert to left-hand system
var q = new Quaternion(-eyePose.Orientation.x, -eyePose.Orientation.y, eyePose.Orientation.z, eyePose.Orientation.w);
var v = new Vector3(eyePose.Position.x, eyePose.Position.y, -eyePose.Position.z);
var forward = Vector3.Transform(Vector3.ForwardLH, q);
var up = Vector3.Transform(Vector3.Up, q);
result[eyeIndex] = new DrawSystem.CameraData(v, v + forward, up);
}
return(result);
}
