private void UpdateScene()
{
Dispatcher.UIThread.VerifyAccess();
if (_root.IsVisible)
{
var sceneRef = RefCountable.Create(_scene?.Item.CloneScene() ?? new Scene(_root));
var scene = sceneRef.Item;
if (_dirty == null)
{
_dirty = new DirtyVisuals();
_sceneBuilder.UpdateAll(scene);
}
else if (_dirty.Count > 0)
{
foreach (var visual in _dirty)
{
_sceneBuilder.Update(scene, visual);
}
}
var oldScene = Interlocked.Exchange(ref _scene, sceneRef);
oldScene?.Dispose();
_dirty.Clear();
(_root as IRenderRoot)?.Invalidate(new Rect(scene.Size));
}
else
{
var oldScene = Interlocked.Exchange(ref _scene, null);
oldScene?.Dispose();
}
}
private void UpdateScene()
{
Dispatcher.UIThread.VerifyAccess();
try
{
var scene = _scene.Clone();
if (_dirty == null)
{
_dirty = new DirtyVisuals();
_sceneBuilder.UpdateAll(scene);
}
else if (_dirty.Count > 0)
{
foreach (var visual in _dirty)
{
_sceneBuilder.Update(scene, visual);
}
}
Interlocked.Exchange(ref _scene, scene);
_dirty.Clear();
(_root as IRenderRoot)?.Invalidate(new Rect(scene.Size));
}
finally
{
_updateQueued = false;
}
}
private void UpdateScene()
{
Dispatcher.UIThread.VerifyAccess();
lock (_sceneLock)
{
if (_scene?.Item.Generation > _lastSceneId)
{
return;
}
}
if (_root.IsVisible)
{
var sceneRef = RefCountable.Create(_scene?.Item.CloneScene() ?? new Scene(_root));
var scene = sceneRef.Item;
if (_dirty == null)
{
_dirty = new DirtyVisuals();
_sceneBuilder.UpdateAll(scene);
}
else if (_dirty.Count > 0)
{
foreach (var visual in _dirty)
{
_sceneBuilder.Update(scene, visual);
}
}
lock (_sceneLock)
{
var oldScene = _scene;
_scene = sceneRef;
oldScene?.Dispose();
}
_dirty.Clear();
}
else
{
lock (_sceneLock)
{
var oldScene = _scene;
_scene = null;
oldScene?.Dispose();
}
}
}
private void UpdateScene()
{
Dispatcher.UIThread.VerifyAccess();
lock (_sceneLock)
{
if (_disposed)
{
return;
}
if (_scene?.Item.Generation > _lastSceneId)
{
return;
}
}
if (_root.IsVisible)
{
var sceneRef = RefCountable.Create(_scene?.Item.CloneScene() ?? new Scene(_root));
var scene = sceneRef.Item;
if (_dirty == null)
{
_dirty = new DirtyVisuals();
_recalculateChildren = new HashSet <IVisual>();
_sceneBuilder.UpdateAll(scene);
}
else
{
foreach (var visual in _recalculateChildren)
{
var node = scene.FindNode(visual);
((VisualNode)node)?.UpdateChildren(scene);
}
_recalculateChildren.Clear();
foreach (var visual in _dirty)
{
_sceneBuilder.Update(scene, visual);
}
}
lock (_sceneLock)
{
var oldScene = _scene;
_scene = sceneRef;
oldScene?.Dispose();
}
_dirty.Clear();
if (SceneInvalidated != null)
{
var rect = new Rect();
foreach (var layer in scene.Layers)
{
foreach (var dirty in layer.Dirty)
{
rect = rect.Union(dirty);
}
}
SceneInvalidated(this, new SceneInvalidatedEventArgs((IRenderRoot)_root, rect));
}
}
else
{
lock (_sceneLock)
{
var oldScene = _scene;
_scene = null;
oldScene?.Dispose();
}
}
}
private void UpdateScene()
{
Dispatcher.UIThread.VerifyAccess();
lock (_sceneLock)
{
if (_disposed)
{
return;
}
if (_scene?.Item.Generation > _lastSceneId)
{
return;
}
}
if (_root.IsVisible)
{
var sceneRef = RefCountable.Create(_scene?.Item.CloneScene() ?? new Scene(_root));
var scene = sceneRef.Item;
if (_dirty == null)
{
_dirty = new DirtyVisuals();
_sceneBuilder.UpdateAll(scene);
}
else if (_dirty.Count > 0)
{
foreach (var visual in _dirty)
{
_sceneBuilder.Update(scene, visual);
}
}
lock (_sceneLock)
{
var oldScene = _scene;
_scene = sceneRef;
oldScene?.Dispose();
}
_dirty.Clear();
if (SceneInvalidated != null)
{
var rect = new Rect();
foreach (var layer in scene.Layers)
{
foreach (var dirty in layer.Dirty)
{
rect = rect.Union(dirty);
}
}
System.Diagnostics.Debug.WriteLine("Invalidated " + rect);
SceneInvalidated(this, new SceneInvalidatedEventArgs((IRenderRoot)_root, rect));
}
}
else
{
lock (_sceneLock)
{
var oldScene = _scene;
_scene = null;
oldScene?.Dispose();
}
}
}