/// <summary>
/// Tell Vivox where we are standing
/// </summary>
/// <remarks>This has to be called when we move or turn.</remarks>
internal void UpdatePosition(AgentManager self)
{
// Get position in Global coordinates
Vector3d OMVpos = new Vector3d(self.GlobalPosition);
// Do not send trivial updates.
if (OMVpos.ApproxEquals(oldPosition, 1.0))
{
return;
}
oldPosition = OMVpos;
// Convert to the coordinate space that Vivox uses
// OMV X is East, Y is North, Z is up
// VVX X is East, Y is up, Z is South
position.Position = new Vector3d(OMVpos.X, OMVpos.Z, -OMVpos.Y);
// TODO Rotate these two vectors
// Get azimuth from the facing Quaternion.
// By definition, facing.W = Cos( angle/2 )
double angle = 2.0 * Math.Acos(self.Movement.BodyRotation.W);
position.LeftOrientation = new Vector3d(-1.0, 0.0, 0.0);
position.AtOrientation = new Vector3d((float)Math.Acos(angle), 0.0, -(float)Math.Asin(angle));
SessionSet3DPosition(
sessionHandle,
position,
position);
}
/// <summary>
/// Tell Vivox where we are standing
/// </summary>
/// <remarks>This has to be called when we move or turn.</remarks>
internal void UpdatePosition(AgentManager self)
{
// Get position in Global coordinates
Vector3d OMVpos = new Vector3d(self.GlobalPosition);
// Do not send trivial updates.
if (OMVpos.ApproxEquals(oldPosition, 1.0))
return;
oldPosition = OMVpos;
// Convert to the coordinate space that Vivox uses
// OMV X is East, Y is North, Z is up
// VVX X is East, Y is up, Z is South
position.Position = new Vector3d(OMVpos.X, OMVpos.Z, -OMVpos.Y);
// TODO Rotate these two vectors
// Get azimuth from the facing Quaternion.
// By definition, facing.W = Cos( angle/2 )
double angle = 2.0 * Math.Acos(self.Movement.BodyRotation.W);
position.LeftOrientation = new Vector3d(-1.0, 0.0, 0.0);
position.AtOrientation = new Vector3d((float)Math.Acos(angle), 0.0, -(float)Math.Asin(angle));
SessionSet3DPosition(
sessionHandle,
position,
position);
}
