private static void Run(TaskWrapper parent, CancellationToken cancel, Color background)
{
//NOTE: This method is running on an arbitrary thread
try
{
// Create viewport
ViewportOffline viewport = new ViewportOffline(background);
List <ICameraPoolCamera> cameras = new List <ICameraPoolCamera>();
while (!cancel.IsCancellationRequested)
{
// Add/Remove items
AddRemoveItems(parent, viewport, cameras);
if (cameras.Count == 0)
{
// Hang out for a bit, then try again. No need to burn up the processor
//TODO: UseAutoResetEvent (triggered by another thread in CameraPool.Add())
//http://stackoverflow.com/questions/382173/what-are-alternative-ways-to-suspend-and-resume-a-thread
Thread.Sleep(450 + StaticRandom.Next(100));
continue;
}
MoveVisuals(viewport);
#region Take pictures
//TODO: If it takes a long time to get through these cameras, then maybe the visuals should be moved after every couple cameras
foreach (ICameraPoolCamera camera in cameras)
{
if (cancel.IsCancellationRequested)
{
return;
}
if (camera.IsOn)
{
var location = camera.GetWorldLocation_Camera();
IBitmapCustom bitmap = viewport.GetSnapshot(location.Item1, location.Item2.Standard, location.Item2.Orth, camera.PixelWidthHeight);
camera.StoreSnapshot(bitmap);
}
}
#endregion
Thread.Sleep(0); // not sure if this is useful or not
//Thread.Yield();
}
}
catch (Exception)
{
// Don't leak errors, just go away
}
}
private static void MoveVisuals(ViewportOffline viewport)
{
foreach (var visual in viewport.Visuals.Values)
{
if (visual.Item1.Visual == null)
{
// This is a statically placed object (light)
continue;
}
visual.Item2.Transform = new MatrixTransform3D(visual.Item1.Visual.OffsetMatrix);
}
}
//private static void AddRemoveVisuals(TaskWrapper parent, ViewportOffline viewport)
//{
// #region Removes
// CameraPoolVisual visual;
// while (parent.RemoveVisuals.TryDequeue(out visual))
// {
// viewport.Viewport.Children.Remove(viewport.Visuals[visual.Token].Item2);
// viewport.Visuals.Remove(visual.Token);
// }
// #endregion
// #region Adds
// while (parent.AddVisuals.TryDequeue(out visual))
// {
// // Deserialize into an instance that is specific to this thread
// Model3D model;
// using (MemoryStream stream = new MemoryStream(visual.Model3D))
// {
// model = XamlServices.Load(stream) as Model3D;
// }
// // Create a visual to hold it (no need to set the transform here, that will be done each frame)
// ModelVisual3D modelVisual = new ModelVisual3D();
// modelVisual.Content = model;
// // Store it
// viewport.Viewport.Children.Add(modelVisual);
// viewport.Visuals.Add(visual.Token, Tuple.Create(visual, (Visual3D)modelVisual));
// }
// #endregion
//}
//private static void AddRemoveCameras(TaskWrapper parent, List<ICameraPoolCamera> cameras)
//{
// bool hadChange = false;
// // Removes
// ICameraPoolCamera camera;
// while (parent.RemoveCameras.TryDequeue(out camera))
// {
// cameras.Remove(camera);
// hadChange = true;
// }
// // Adds
// while (parent.AddCameras.TryDequeue(out camera))
// {
// cameras.Add(camera);
// hadChange = true;
// }
// // Store the new count
// if (hadChange)
// {
// parent._count = cameras.Count;
// }
//}
private static void AddRemoveItems(TaskWrapper parent, ViewportOffline viewport, List <ICameraPoolCamera> cameras)
{
bool numCamerasChanged = false;
while (parent.AddRemoves.TryDequeue(out Tuple <object, bool> item))
{
if (item.Item1 is CameraPoolVisual visual)
{
if (item.Item2)
{
#region Add Visual
// Deserialize into an instance that is specific to this thread
Model3D model;
using (MemoryStream stream = new MemoryStream(visual.Model3D))
{
model = XamlServices.Load(stream) as Model3D;
}
// Create a visual to hold it (no need to set the transform here, that will be done each frame)
ModelVisual3D modelVisual = new ModelVisual3D();
modelVisual.Content = model;
// Store it
viewport.Viewport.Children.Add(modelVisual);
viewport.Visuals.Add(visual.Token, Tuple.Create(visual, (Visual3D)modelVisual));
#endregion
}
else
{
#region Remove Visual
viewport.Viewport.Children.Remove(viewport.Visuals[visual.Token].Item2);
viewport.Visuals.Remove(visual.Token);
#endregion
}
}
else if (item.Item1 is ICameraPoolCamera)
{
ICameraPoolCamera camera = (ICameraPoolCamera)item.Item1;
numCamerasChanged = true;
if (item.Item2)
{
#region Add Camera
cameras.Add(camera);
#endregion
}
else
{
#region Remove Camera
cameras.Remove(camera);
#endregion
}
}
else
{
throw new ApplicationException("Unknown type of item: " + item.Item1.GetType().ToString());
}
}
// Store the new count
if (numCamerasChanged)
{
parent._count = cameras.Count;
}
}
private static void MoveVisuals(ViewportOffline viewport)
{
foreach (var visual in viewport.Visuals.Values)
{
if (visual.Item1.Visual == null)
{
// This is a statically placed object (light)
continue;
}
visual.Item2.Transform = new MatrixTransform3D(visual.Item1.Visual.OffsetMatrix);
}
}
//private static void AddRemoveVisuals(TaskWrapper parent, ViewportOffline viewport)
//{
// #region Removes
// CameraPoolVisual visual;
// while (parent.RemoveVisuals.TryDequeue(out visual))
// {
// viewport.Viewport.Children.Remove(viewport.Visuals[visual.Token].Item2);
// viewport.Visuals.Remove(visual.Token);
// }
// #endregion
// #region Adds
// while (parent.AddVisuals.TryDequeue(out visual))
// {
// // Deserialize into an instance that is specific to this thread
// Model3D model;
// using (MemoryStream stream = new MemoryStream(visual.Model3D))
// {
// model = XamlServices.Load(stream) as Model3D;
// }
// // Create a visual to hold it (no need to set the transform here, that will be done each frame)
// ModelVisual3D modelVisual = new ModelVisual3D();
// modelVisual.Content = model;
// // Store it
// viewport.Viewport.Children.Add(modelVisual);
// viewport.Visuals.Add(visual.Token, Tuple.Create(visual, (Visual3D)modelVisual));
// }
// #endregion
//}
//private static void AddRemoveCameras(TaskWrapper parent, List<ICameraPoolCamera> cameras)
//{
// bool hadChange = false;
// // Removes
// ICameraPoolCamera camera;
// while (parent.RemoveCameras.TryDequeue(out camera))
// {
// cameras.Remove(camera);
// hadChange = true;
// }
// // Adds
// while (parent.AddCameras.TryDequeue(out camera))
// {
// cameras.Add(camera);
// hadChange = true;
// }
// // Store the new count
// if (hadChange)
// {
// parent._count = cameras.Count;
// }
//}
private static void AddRemoveItems(TaskWrapper parent, ViewportOffline viewport, List<ICameraPoolCamera> cameras)
{
bool numCamerasChanged = false;
Tuple<object, bool> item;
while (parent.AddRemoves.TryDequeue(out item))
{
if (item.Item1 is CameraPoolVisual)
{
CameraPoolVisual visual = (CameraPoolVisual)item.Item1;
if (item.Item2)
{
#region Add Visual
// Deserialize into an instance that is specific to this thread
Model3D model;
using (MemoryStream stream = new MemoryStream(visual.Model3D))
{
model = XamlServices.Load(stream) as Model3D;
}
// Create a visual to hold it (no need to set the transform here, that will be done each frame)
ModelVisual3D modelVisual = new ModelVisual3D();
modelVisual.Content = model;
// Store it
viewport.Viewport.Children.Add(modelVisual);
viewport.Visuals.Add(visual.Token, Tuple.Create(visual, (Visual3D)modelVisual));
#endregion
}
else
{
#region Remove Visual
viewport.Viewport.Children.Remove(viewport.Visuals[visual.Token].Item2);
viewport.Visuals.Remove(visual.Token);
#endregion
}
}
else if (item.Item1 is ICameraPoolCamera)
{
ICameraPoolCamera camera = (ICameraPoolCamera)item.Item1;
numCamerasChanged = true;
if (item.Item2)
{
#region Add Camera
cameras.Add(camera);
#endregion
}
else
{
#region Remove Camera
cameras.Remove(camera);
#endregion
}
}
else
{
throw new ApplicationException("Unknown type of item: " + item.Item1.GetType().ToString());
}
}
// Store the new count
if (numCamerasChanged)
{
parent._count = cameras.Count;
}
}
private static void Run(TaskWrapper parent, CancellationToken cancel, Color background)
{
//NOTE: This method is running on an arbitrary thread
try
{
// Create viewport
ViewportOffline viewport = new ViewportOffline(background);
List<ICameraPoolCamera> cameras = new List<ICameraPoolCamera>();
while (!cancel.IsCancellationRequested)
{
// Add/Remove items
AddRemoveItems(parent, viewport, cameras);
if (cameras.Count == 0)
{
// Hang out for a bit, then try again. No need to burn up the processor
//TODO: UseAutoResetEvent (triggered by another thread in CameraPool.Add())
//http://stackoverflow.com/questions/382173/what-are-alternative-ways-to-suspend-and-resume-a-thread
Thread.Sleep(450 + StaticRandom.Next(100));
continue;
}
MoveVisuals(viewport);
#region Take pictures
//TODO: If it takes a long time to get through these cameras, then maybe the visuals should be moved after every couple cameras
foreach (ICameraPoolCamera camera in cameras)
{
if (cancel.IsCancellationRequested)
{
return;
}
if (camera.IsOn)
{
var location = camera.GetWorldLocation_Camera();
IBitmapCustom bitmap = viewport.GetSnapshot(location.Item1, location.Item2.Standard, location.Item2.Orth, camera.PixelWidthHeight);
camera.StoreSnapshot(bitmap);
}
}
#endregion
Thread.Sleep(0); // not sure if this is useful or not
//Thread.Yield();
}
}
catch (Exception)
{
// Don't leak errors, just go away
}
}
private static void ThreadTest2(byte[] geometryBytes)
{
Model3D model;
using (MemoryStream stream = new MemoryStream(geometryBytes))
{
model = XamlServices.Load(stream) as Model3D;
}
// Store it in a new viewport
ModelVisual3D visual = new ModelVisual3D();
visual.Content = model;
ViewportOffline viewport = new ViewportOffline(Brushes.Black);
viewport.Visuals.Add(visual);
viewport.Viewport.Children.Add(visual);
// Take a picture
IBitmapCustom bitmap = UtilityWPF.RenderControl(viewport.Control, 100, 100, true, Colors.Black, false);
}
private static void ThreadTest1(Model3D model)
{
// Store it in a new viewport
ModelVisual3D visual = new ModelVisual3D();
visual.Content = model;
ViewportOffline viewport = new ViewportOffline(Brushes.Black);
viewport.Visuals.Add(visual);
viewport.Viewport.Children.Add(visual);
// Take a picture
IBitmapCustom bitmap = UtilityWPF.RenderControl(viewport.Control, 100, 100, true, Colors.Black, false);
}
private void AddVisual(Model3D model)
{
#region Standard
ModelVisual3D visual = new ModelVisual3D();
visual.Content = model;
_visuals.Add(visual);
_viewport.Children.Add(visual);
#endregion
#region Offline 1
if (_offline1 == null)
{
Brush background = null;
if (radSceneBlack.IsChecked.Value)
{
background = Brushes.Black;
}
else if (radSceneTransparent.IsChecked.Value)
{
background = Brushes.Transparent;
}
else
{
throw new ApplicationException("Unknown background color");
}
_offline1 = new ViewportOffline(background);
radSceneBlack.IsEnabled = false; // crude, but I don't want to listen to events
radSceneTransparent.IsEnabled = false;
}
visual = new ModelVisual3D();
visual.Content = model;
_offline1.Visuals.Add(visual);
_offline1.Viewport.Children.Add(visual);
#endregion
#region Camera Pool
// Create pool
if (_cameraPool == null)
{
_cameraPool = new CameraPool(1, radSceneBlack.IsChecked.Value ? Colors.Black : Colors.Transparent);
}
// Serialize model
byte[] modelBytes = null;
using (MemoryStream stream = new MemoryStream())
{
XamlServices.Save(stream, model);
stream.Position = 0;
modelBytes = stream.ToArray();
}
CameraPoolVisual poolVisual = new CameraPoolVisual(TokenGenerator.NextToken(), modelBytes, null);
// Add it
_cameraPoolVisuals.Add(poolVisual);
_cameraPool.Add(poolVisual);
#endregion
}
