/// <summary>
/// Add a thumbnail host to be tracked by this controller. Note that you will have to call determineVisibleHosts to get
/// it to actually have a thumbnail.
/// </summary>
/// <param name="host"></param>
public void addThumbnailHost(LiveThumbnailHost host)
{
host._HostInfo = new LiveThumbnailHostInfo()
{
Host = host,
Visible = false,
};
thumbnailHosts.Add(host._HostInfo);
}
/// <summary>
/// Remove a thumbnail host from tracking by this controller.
/// </summary>
/// <param name="host"></param>
public void removeThumbnailHost(LiveThumbnailHost host)
{
var hostInfo = host._HostInfo;
if (hostInfo.Visible)
{
returnThumbToPool(hostInfo);
}
thumbnailHosts.Remove(hostInfo);
host._HostInfo = null;
}
/// <summary>
/// Update the camera and position of a live thumb based off the host.
/// Set the properties on the host before calling this function.
/// </summary>
/// <param name="host"></param>
public void updateCameraAndLayers(LiveThumbnailHost host)
{
LiveThumbnailHostInfo info = host._HostInfo;
if (info.CurrentSceneView != null)
{
info.CurrentSceneView.SceneView.immediatlySetPosition(new CameraPosition()
{
Translation = host.Translation,
LookAt = host.LookAt
});
host.Layers.instantlyApplyTo(info.CurrentSceneView.SceneView.CurrentTransparencyState);
info.CurrentSceneView.SceneView.RenderOneFrame = true;
}
}
/// <summary>
/// Set the visiblity of a thumb host, if it is set to visible a live thumb will be created
/// and if set to false the thumb will be destroyed.
/// </summary>
/// <param name="host"></param>
/// <param name="visible"></param>
public void setVisibility(LiveThumbnailHost host, bool visible)
{
LiveThumbnailHostInfo info = host._HostInfo;
if (visible != info.Visible)
{
info.Visible = visible;
if (info.Visible)
{
createLiveThumb(info);
}
else
{
returnThumbToPool(info);
}
}
}