/// <summary>
/// Updates all children of this object. Override this to change default behavior.
/// </summary>
/// <param name="updateState">The current update state.</param>
/// <param name="children">The full list of children that should be updated.</param>
protected override void UpdateChildrenInternal(SceneRelatedUpdateState updateState, List <SceneObject> children)
{
bool prevForceState = updateState.ForceTransformUpdatesOnChilds;
updateState.ForceTransformUpdatesOnChilds = prevForceState || m_forceTransformUpdateOnChilds;
m_forceTransformUpdateOnChilds = false;
try
{
int childCount = children.Count;
for (int loop = 0; loop < childCount; loop++)
{
// Forward current transform matrix to child objects
Matrix4Stack currentWorld = updateState.World;
currentWorld.Push(m_transform);
try
{
children[loop].Update(updateState);
}
finally
{
currentWorld.Pop();
}
}
}
finally
{
updateState.ForceTransformUpdatesOnChilds = prevForceState;
}
}
/// <summary>
/// Updates the scene (called beside rendering).
/// </summary>
internal void UpdateBesideRender(SceneRelatedUpdateState updateState)
{
// Invoke all async action attached to this scene
Action actAsyncAction = null;
while (m_asyncInvokesUpdateBesideRendering.Dequeue(out actAsyncAction))
{
actAsyncAction();
}
// Reset all filter flags before continue to next step
foreach (var actView in m_registeredViews)
{
foreach (SceneObjectFilter actFilter in actView.Filters)
{
actFilter.ConfigurationChanged = actFilter.ConfigurationChangedUI;
actFilter.ConfigurationChangedUI = false;
}
}
// Performs update logic beside rendering
foreach (SceneLayer actLayer in m_sceneLayers)
{
actLayer.UpdateBesideRender(updateState);
}
}
/// <summary>
/// Updates all children of this object (overall update). Override this to change default behavior.
/// </summary>
/// <param name="updateState">The current update state.</param>
/// <param name="children">The full list of children that should be updated.</param>
protected virtual void UpdateChildrenOverallInternal(SceneRelatedUpdateState updateState, List <SceneObject> children)
{
// Trigger updates of all dependencies
foreach (SceneObject actDependency in m_children)
{
actDependency.UpdateOverall(updateState);
}
}
/// <summary>
/// Update logic for overall updates.
/// This method should be used for update logic that also depends on other object.
/// UpdateOverall methods are called sequentially object by object.
/// </summary>
/// <param name="updateState">Current update state of the scene.</param>
internal void UpdateOverall(SceneRelatedUpdateState updateState)
{
// Update all dependencies finally
if (m_children.Count > 0)
{
UpdateChildrenOverallInternal(updateState, m_children);
}
// Update all behaviors first
foreach (SceneObjectBehavior actBehavior in m_behaviors)
{
actBehavior.UpdateOverall(updateState);
}
}
/// <summary>
/// Updates the layer.
/// </summary>
/// <param name="updateState">Current update state.</param>
internal void Update(SceneRelatedUpdateState updateState)
{
updateState.SceneLayer = this;
m_isInUpdate = true;
try
{
// Update all objects which are registered for initial update call
int initialUpdateCallCount = m_sceneObjectsForSingleUpdateCall.Count;
if (initialUpdateCallCount > 0)
{
SceneObject[] initialUpdateCallItems = m_sceneObjectsForSingleUpdateCall.GetBackingArray();
for (int loop = 0; loop < initialUpdateCallCount; loop++)
{
initialUpdateCallItems[loop].Update(updateState);
}
}
// Call default update method for each object
int updateListLength = m_sceneObjectsNotStatic.Count;
SceneObject[] updateList = m_sceneObjectsNotStatic.GetBackingArray();
for (int actIndex = 0; actIndex < updateListLength; actIndex++)
{
if (!updateList[actIndex].HasParent)
{
updateList[actIndex].Update(updateState);
}
}
// Call overall updates on all objects
for (int loop = 0; loop < updateListLength; loop++)
{
if (!updateList[loop].HasParent)
{
updateList[loop].UpdateOverall(updateState);
}
}
// Now update all view specific references
foreach (var actViewSubset in m_viewSubsets)
{
actViewSubset.UpdateForView(updateState);
}
}
finally
{
updateState.SceneLayer = null;
m_isInUpdate = false;
}
}
/// <summary>
/// Performs "update-beside-render" for this layer.
/// </summary>
/// <param name="updateState">Current update state.</param>
internal void UpdateBesideRender(SceneRelatedUpdateState updateState)
{
updateState.SceneLayer = this;
m_isInUpdateBeside = true;
try
{
// Now update all view specific references
foreach (var actViewSubset in m_viewSubsets)
{
actViewSubset.UpdateBesideRender(updateState, m_sceneObjectsForSingleUpdateCall);
}
}
finally
{
updateState.SceneLayer = null;
m_isInUpdateBeside = false;
// Some work after whole update processes
m_sceneObjectsForSingleUpdateCall.Clear();
}
}
/// <summary>
/// Updates this object.
/// </summary>
/// <param name="updateState">State of update process.</param>
internal void Update(SceneRelatedUpdateState updateState)
{
// Update all behaviors first
foreach (SceneObjectBehavior actBehavior in m_behaviors)
{
actBehavior.Update(updateState);
}
// Update current animation state
if (m_animationHandler != null)
{
m_animationHandler.Update(updateState);
}
// Update the object
UpdateInternal(updateState);
// Update all dependencies finally
if (m_children.Count > 0)
{
UpdateChildrenInternal(updateState, m_children);
}
}
protected override void UpdateInternal(SceneRelatedUpdateState updateState)
{
}
/// <summary>
/// Internal method for updating all scene components.
/// </summary>
/// <param name="updateState">Current update state.</param>
internal void UpdateSceneComponents(SceneRelatedUpdateState updateState)
{
// Update all components
int attachedComponentsCount = m_attachedComponents.Count;
for (int loop = 0; loop < attachedComponentsCount; loop++)
{
m_attachedComponents[loop].Component.UpdateInternal(
updateState,
m_attachedComponents[loop].CorrespondingView,
m_attachedComponents[loop].Context);
}
// Attach all components which are comming in
SceneComponentRequest actRequest = default(SceneComponentRequest);
int actIndex = 0;
while (m_componentRequests.Dequeue(out actRequest))
{
SceneComponentInfo actComponent;
int actComponentIndex = -1;
switch (actRequest.RequestType)
{
case SceneComponentRequestType.Attach:
if (actRequest.Component == null)
{
continue;
}
if (TryGetAttachedComponent(
actRequest.Component, actRequest.CorrespondingView,
out actComponent, out actComponentIndex))
{
// We've already attached this component, so skip this request
continue;
}
// Trigger removing of all components with the same group like the new one
// (new components replace old components with same group name)
if (!string.IsNullOrEmpty(actRequest.Component.ComponentGroup))
{
foreach (SceneComponentInfo actObsoleteComponent in GetExistingComponentsByGroup(
actRequest.Component.ComponentGroup,
actRequest.Component.IsViewSpecific ? actRequest.CorrespondingView : null))
{
m_componentRequests.Enqueue(new SceneComponentRequest()
{
RequestType = SceneComponentRequestType.Detach,
Component = actObsoleteComponent.Component,
CorrespondingView = actObsoleteComponent.CorrespondingView
});
}
}
SceneManipulator actManipulator = new SceneManipulator(m_owner);
actManipulator.IsValid = true;
try
{
SceneComponentInfo newRegisteredComponentInfo = new SceneComponentInfo();
newRegisteredComponentInfo.Component = actRequest.Component;
newRegisteredComponentInfo.CorrespondingView = actRequest.CorrespondingView;
newRegisteredComponentInfo.Context = actRequest.Component.AttachInternal(
actManipulator, actRequest.CorrespondingView);
actIndex++;
// Register the component on local list of attached ones
m_attachedComponents.Add(newRegisteredComponentInfo);
}
finally
{
actManipulator.IsValid = false;
}
break;
case SceneComponentRequestType.Detach:
if (actRequest.Component == null)
{
continue;
}
if (!TryGetAttachedComponent(
actRequest.Component, actRequest.CorrespondingView,
out actComponent, out actComponentIndex))
{
// We don't have any component that is like the requested one
continue;
}
actManipulator = new SceneManipulator(m_owner);
actManipulator.IsValid = true;
try
{
actComponent.Component.DetachInternal(
actManipulator, actComponent.CorrespondingView, actComponent.Context);
// Remove the component
m_attachedComponents.RemoveAt(actComponentIndex);
}
finally
{
actManipulator.IsValid = false;
}
break;
case SceneComponentRequestType.DetachAll:
while (m_attachedComponents.Count > 0)
{
actManipulator = new SceneManipulator(m_owner);
actManipulator.IsValid = true;
try
{
actComponent = m_attachedComponents[0];
actComponent.Component.DetachInternal(
actManipulator, actComponent.CorrespondingView, actComponent.Context);
// Remove the component
m_attachedComponents.RemoveAt(0);
}
finally
{
actManipulator.IsValid = false;
}
}
break;
}
}
}
/// <summary>
/// Updates the scene.
/// </summary>
internal void Update(SceneRelatedUpdateState updateState)
{
// Apply local SynchronizationContext if configured so
SynchronizationContext previousSyncContext = null;
if (m_syncContext != null)
{
previousSyncContext = SynchronizationContext.Current;
SynchronizationContext.SetSynchronizationContext(m_syncContext);
}
try
{
m_perFrameData.Time = m_perFrameData.Time + updateState.UpdateTimeMilliseconds;
if (m_perFrameData.Time > Constants.MAX_PER_FRAME_TIME_VALUE)
{
m_perFrameData.Time = m_perFrameData.Time % Constants.MAX_PER_FRAME_TIME_VALUE;
}
// Update all scene components first
// These may trigger some further manipulation actions
m_sceneComponents.UpdateSceneComponents(updateState);
// Invoke all async action attached to this scene
int asyncActionsBeforeUpdateCount = m_asyncInvokesBeforeUpdate.Count;
if (asyncActionsBeforeUpdateCount > 0)
{
Action actAsyncAction = null;
int actIndex = 0;
while ((actIndex < asyncActionsBeforeUpdateCount) &&
m_asyncInvokesBeforeUpdate.Dequeue(out actAsyncAction))
{
actAsyncAction();
actIndex++;
}
}
// Render all renderable resources
foreach (ResourceDictionary actResourceDict in m_registeredResourceDicts)
{
foreach (IRenderableResource actRenderableResource in actResourceDict.RenderableResources)
{
if (actRenderableResource.IsLoaded)
{
actRenderableResource.Update(updateState);
}
}
}
// Update all standard objects.
foreach (SceneLayer actLayer in m_sceneLayers)
{
actLayer.Update(updateState);
}
}
finally
{
// Discard local SynchronizationContext
if (m_syncContext != null)
{
SynchronizationContext.SetSynchronizationContext(previousSyncContext);
}
}
}
/// <summary>
/// Updates this object for the given view.
/// </summary>
/// <param name="updateState">Current state of the update pass.</param>
/// <param name="layerViewSubset">The layer view subset wich called this update method.</param>
internal void UpdateForView(SceneRelatedUpdateState updateState, ViewRelatedSceneLayerSubset layerViewSubset)
{
UpdateForViewInternal(updateState, layerViewSubset);
}
/// <summary>
/// Update logic beside rendering.
/// </summary>
/// <param name="updateState">The update state.</param>
/// <param name="sceneObjectsForSingleUpdateCall">A collection of scene objects for a single update call. These are normally a list of newly inserted static objects.</param>
internal void UpdateBesideRender(SceneRelatedUpdateState updateState, Queue <SceneObject> sceneObjectsForSingleUpdateCall)
{
List <SceneObjectFilter> filters = m_viewInformation.Filters;
m_tmpChangedVisibilities.Clear();
// Perform some pre-logic on filters
bool anyFilterChanged = false;
foreach (SceneObjectFilter actFilter in filters)
{
actFilter.SetEnvironmentData(m_sceneLayer, m_viewInformation);
if (actFilter.ConfigurationChanged)
{
anyFilterChanged = true;
}
}
// Check whether we have to update all objects
bool refreshAllObjects =
m_viewInformation.Camera.StateChanged ||
anyFilterChanged;
// Perform viewbox culling for all standard objects
List <SceneObject> allObjects = m_sceneLayer.ObjectsInternal;
int allObjectsLength = allObjects.Count;
if (allObjectsLength > 0)
{
SceneObject[] allObjectsArray = allObjects.GetBackingArray();
for (int loop = 0; loop < allObjectsLength; loop++)
{
SceneObject actObject = allObjectsArray[loop];
// Don't handle static objects here if we don't want to handle them
if (!refreshAllObjects)
{
if (actObject.IsStatic)
{
continue;
}
if (!actObject.TransormationChanged)
{
continue;
}
}
// Perform culling
PerformViewboxCulling(
actObject,
filters,
refreshAllObjects);
}
}
// Update objects which are passed for a single update call (normally newly inserted static objects)
int singleUpdateCallCount = sceneObjectsForSingleUpdateCall.Count;
if ((!refreshAllObjects) && (singleUpdateCallCount > 0))
{
SceneObject[] singleUpdateArray = sceneObjectsForSingleUpdateCall.GetBackingArray();
for (int loop = 0; loop < singleUpdateCallCount; loop++)
{
// Perform culling
PerformViewboxCulling(
singleUpdateArray[loop],
filters,
refreshAllObjects);
}
}
// Handle changed visibility in standard update logic
if (m_tmpChangedVisibilities.Count > 0)
{
Scene startingScene = m_scene;
m_changedVisibilitiesAction = () =>
{
if (m_disposed)
{
return;
}
if (startingScene != m_scene)
{
return;
}
foreach (var actChangedVisibility in m_tmpChangedVisibilities)
{
// Check whether this objet is still here..
if (actChangedVisibility.Item1.Scene != m_scene)
{
continue;
}
if (actChangedVisibility.Item1.SceneLayer != m_sceneLayer)
{
continue;
}
// Handle changed visibility
HandleObjectVisibilityChanged(
actChangedVisibility.Item1,
actChangedVisibility.Item2,
actChangedVisibility.Item3);
}
};
}
}
/// <summary>
/// Executes view update using the given update state object.
/// </summary>
/// <param name="updateState">The update state.</param>
internal void UpdateForView(SceneRelatedUpdateState updateState)
{
if (m_disposed)
{
throw new ObjectDisposedException("ViewRelatedLayerSubset");
}
// TODO: Trigger some other logic to update transparent object order
// TODO: Performance improvement!!!
bool anyOrderChanges = false;
Camera3DBase camera = m_viewInformation.Camera;
m_objectsPassTransparentRender.Subscriptions.Sort(new Comparison <RenderPassSubscription>((left, right) =>
{
SceneSpacialObject leftSpacial = left.SceneObject as SceneSpacialObject;
SceneSpacialObject rightSpacial = right.SceneObject as SceneSpacialObject;
if ((leftSpacial != null) && (rightSpacial != null))
{
float leftDistance = (camera.Position - leftSpacial.Position).LengthSquared();
float rightDistance = (camera.Position - rightSpacial.Position).LengthSquared();
anyOrderChanges = true;
return(rightDistance.CompareTo(leftDistance));
}
else if (leftSpacial != null)
{
anyOrderChanges = true; return(-1);
}
else if (rightSpacial != null)
{
anyOrderChanges = true; return(1);
}
{
return(0);
}
}));
if (anyOrderChanges)
{
// Synchronize ordering changes with corresponding scene object
for (int loop = 0; loop < m_objectsPassTransparentRender.Subscriptions.Count; loop++)
{
var actSubscription = m_objectsPassTransparentRender.Subscriptions[loop];
actSubscription.SubscriptionIndex = loop;
actSubscription.SceneObject.UpdateSubscription(actSubscription, this);
m_objectsPassTransparentRender.Subscriptions[loop] = actSubscription;
}
}
// Update all objects related to this view
m_isSubscribeUnsubscribeAllowed = true;
try
{
// Update subscriptions based on visibility check result
if (m_changedVisibilitiesAction != null)
{
m_changedVisibilitiesAction();
m_changedVisibilitiesAction = null;
}
// Unsubscribe all invalid objects
SceneObject actInvalidObject = null;
while (m_invalidObjectsToDeregister.Count > 0)
{
actInvalidObject = m_invalidObjectsToDeregister.Dequeue();
actInvalidObject.UnsubsribeFromAllPasses(this);
}
// Update subsccriptions based on boject state
List <SceneObject> allObjects = m_sceneLayer.ObjectsInternal;
int allObjectsLength = allObjects.Count;
int visibleObjectCount = m_viewInformation.Owner.VisibleObjectCountInternal;
for (int loop = 0; loop < allObjectsLength; loop++)
{
SceneObject actSceneObject = allObjects[loop];
if (m_invalidObjects.ContainsKey(actSceneObject))
{
continue;
}
if (actSceneObject.IsLayerViewSubsetRegistered(this.ViewIndex) &&
actSceneObject.IsVisible(m_viewInformation))
{
actSceneObject.UpdateForView(updateState, this);
visibleObjectCount++;
}
}
m_viewInformation.Owner.VisibleObjectCountInternal = visibleObjectCount;
}
finally
{
m_isSubscribeUnsubscribeAllowed = false;
}
// Reorganize subscriptions if there is anything unsubscribed
if (m_anythingUnsubscribed)
{
m_anythingUnsubscribed = false;
foreach (var actPassProperties in m_objectsPerPass)
{
if (actPassProperties.UnsubscribeCallCount <= 0)
{
continue;
}
// Variables for consistency checking
int givenUnsubscribeCount = actPassProperties.UnsubscribeCallCount;
int trueUnsubscribeCount = 0;
// Handle case where we have unsubscribed some
// => Build new subscription list and ignore all whith 'IsSubscribed' == false
List <RenderPassSubscription> newSubscriptionList = new List <RenderPassSubscription>(
(actPassProperties.Subscriptions.Count - actPassProperties.UnsubscribeCallCount) + 128);
for (int loop = 0; loop < actPassProperties.Subscriptions.Count; loop++)
{
RenderPassSubscription actSubscription = actPassProperties.Subscriptions[loop];
if (!actSubscription.IsSubscribed)
{
actSubscription.SceneObject.ClearSubscriptionsWithoutUnsubscribeCall(this, actSubscription);
trueUnsubscribeCount++;
continue;
}
// Add this item to new subscription list
actSubscription.SubscriptionIndex = newSubscriptionList.Count;
newSubscriptionList.Add(actSubscription);
actSubscription.SceneObject.UpdateSubscription(actSubscription, this);
}
actPassProperties.Subscriptions = newSubscriptionList;
actPassProperties.UnsubscribeCallCount = 0;
// Check for consistency: Does unsubscribe-count match true unsubscriptions using IsSubscribed flag
if (givenUnsubscribeCount != trueUnsubscribeCount)
{
throw new SeeingSharpException("Inconsistency: Given unsubscribe count does not mach true count of unsubscriptions!");
}
}
}
}
/// <summary>
/// This update method gets called on each update pass for each scenes
/// this component is attached to.
/// </summary>
/// <param name="updateState">Current update state.</param>
/// <param name="correspondingView">The view which attached this component (may be null).</param>
protected virtual void Update(SceneRelatedUpdateState updateState, ViewInformation correspondingView)
{
}
/// <summary> /// Updates the object. /// </summary> /// <param name="updateState">Current update state.</param> protected abstract void UpdateInternal(SceneRelatedUpdateState updateState);
protected sealed override void UpdateForViewInternal(SceneRelatedUpdateState updateState, ViewRelatedSceneLayerSubset layerViewSubset)
{
// No resources, so nothing to be done
}
/// <summary>
/// Renders all given scenes using the different devices and performs "UpdateBesideRendering" step.
/// </summary>
/// <param name="registeredRenderLoops">The registered render loops on the current pass.</param>
/// <param name="scenesToRender">All scenes to be updated / rendered.</param>
/// <param name="devicesInUse">The rendering devices that are in use.</param>
/// <param name="updateState">Current global update state.</param>
private void RenderAndUpdateBeside(
List <RenderLoop> registeredRenderLoops, List <Scene> scenesToRender, List <EngineDevice> devicesInUse, UpdateState updateState)
{
using (var perfToken = m_host.BeginMeasureActivityDuration(Constants.PERF_GLOBAL_RENDER_AND_UPDATE_BESIDE))
{
ThreadSaveQueue <RenderLoop> invalidRenderLoops = new ThreadSaveQueue <RenderLoop>();
// Trigger all tasks for 'Update' pass
Parallel.For(0, devicesInUse.Count + scenesToRender.Count, (actTaskIndex) =>
{
if (actTaskIndex < devicesInUse.Count)
{
// Render all targets for the current device
EngineDevice actDevice = devicesInUse[actTaskIndex];
using (var perfTokenInner = m_host.BeginMeasureActivityDuration(string.Format(Constants.PERF_GLOBAL_RENDER_DEVICE, actDevice.AdapterDescription)))
{
for (int loop = 0; loop < registeredRenderLoops.Count; loop++)
{
RenderLoop actRenderLoop = registeredRenderLoops[loop];
try
{
if (actRenderLoop.Device == actDevice)
{
actRenderLoop.Render();
}
}
catch (Exception)
{
// Mark this renderloop as invalid
invalidRenderLoops.Enqueue(actRenderLoop);
}
}
}
}
else
{
// Perform updates beside rendering for the current scene
int sceneIndex = actTaskIndex - devicesInUse.Count;
using (var perfTokenInner = m_host.BeginMeasureActivityDuration(string.Format(Constants.PERF_GLOBAL_UPDATE_BESIDE, sceneIndex)))
{
Scene actScene = scenesToRender[sceneIndex];
SceneRelatedUpdateState actUpdateState = actScene.CachedUpdateState;
actUpdateState.OnStartSceneUpdate(actScene, updateState, null);
actScene.UpdateBesideRender(actUpdateState);
}
}
});
// Handle all invalid render loops
if (invalidRenderLoops.HasAny())
{
foreach (var actRenderLoop in invalidRenderLoops.DequeueAll())
{
DeregisterRenderLoop(actRenderLoop);
}
}
// Reset camera changed flags
foreach (RenderLoop actRenderLoop in registeredRenderLoops)
{
actRenderLoop.Camera.StateChanged = false;
}
}
}
/// <summary>
/// Updates the scene's and prepares all views for rendering.
/// </summary>
/// <param name="renderingRenderLoops">The registered render loops on the current pass.</param>
/// <param name="scenesToRender">All scenes to be updated / rendered.</param>
/// <param name="devicesInUse">The rendering devices that are in use.</param>
/// <param name="inputFrames">All InputFrames gathered during last render.</param>
/// <param name="updateState">Current global update state.</param>
private async Task UpdateAndPrepareRendering(List <RenderLoop> renderingRenderLoops, List <Scene> scenesToRender, List <EngineDevice> devicesInUse, IEnumerable <InputFrame> inputFrames, UpdateState updateState)
{
using (var perfToken = m_host.BeginMeasureActivityDuration(Constants.PERF_GLOBAL_UPDATE_AND_PREPARE))
{
List <Action> additionalContinuationActions = new List <Action>();
object additionalContinuationActionsLock = new object();
// Trigger all tasks for preparing views
List <Task <List <Action> > > prepareRenderTasks = new List <Task <List <Action> > >(renderingRenderLoops.Count);
for (int actDeviceIndex = 0; actDeviceIndex < devicesInUse.Count; actDeviceIndex++)
{
EngineDevice actDevice = devicesInUse[actDeviceIndex];
for (int loop = 0; loop < renderingRenderLoops.Count; loop++)
{
RenderLoop actRenderLoop = renderingRenderLoops[loop];
if (actRenderLoop.Device == actDevice)
{
// Call prepare render and wait for the answer
// => Error handling is a bit tricky..
// Errors are catched by the continuation action
var actTask = actRenderLoop.PrepareRenderAsync();
prepareRenderTasks.Add(actTask.ContinueWith((givenTask) =>
{
if (!givenTask.IsFaulted)
{
return(givenTask.Result);
}
else
{
// Deregister this RenderLoop
lock (additionalContinuationActionsLock)
{
additionalContinuationActions.Add(() =>
{
this.DeregisterRenderLoop(actRenderLoop);
renderingRenderLoops.Remove(actRenderLoop);
});
}
return(new List <Action>());
}
}));
}
}
}
// Handle initial configuration of render loops (=> No current device)
for (int loop = 0; loop < renderingRenderLoops.Count; loop++)
{
RenderLoop actRenderLoop = renderingRenderLoops[loop];
if (actRenderLoop.Device == null)
{
try
{
Task <List <Action> > actPrepareRenderTask = actRenderLoop.PrepareRenderAsync();
await actPrepareRenderTask;
lock (additionalContinuationActionsLock)
{
additionalContinuationActions.AddRange(actPrepareRenderTask.Result);
}
}
catch (Exception)
{
// Deregister this RenderLoop
lock (additionalContinuationActionsLock)
{
additionalContinuationActions.Add(() =>
{
this.DeregisterRenderLoop(actRenderLoop);
renderingRenderLoops.Remove(actRenderLoop);
});
}
}
}
}
// Update all scenes
ThreadSaveQueue <Exception> exceptionsDuringUpdate = new ThreadSaveQueue <Exception>();
Parallel.For(0, scenesToRender.Count, (actTaskIndex) =>
{
try
{
using (var perfToken2 = m_host.BeginMeasureActivityDuration(
string.Format(Constants.PERF_GLOBAL_UPDATE_SCENE, actTaskIndex)))
{
Scene actScene = scenesToRender[actTaskIndex];
SceneRelatedUpdateState actUpdateState = actScene.CachedUpdateState;
actUpdateState.OnStartSceneUpdate(actScene, updateState, inputFrames);
actScene.Update(actUpdateState);
}
}
catch (Exception ex)
{
exceptionsDuringUpdate.Enqueue(ex);
}
});
// Await synchronizations with the view(s)
if (prepareRenderTasks.Count > 0)
{
await Task.WhenAll(prepareRenderTasks.ToArray());
}
// Throw exceptions if any occurred during scene update
// => This would be a fatal exception, so throw up to main loop
if (exceptionsDuringUpdate.HasAny())
{
throw new AggregateException("Error(s) during Scene update!", exceptionsDuringUpdate.DequeueAll().ToArray());
}
// Trigger all continuation actions returned by the previously executed prepare tasks
foreach (var actPrepareTasks in prepareRenderTasks)
{
if (actPrepareTasks.IsFaulted || actPrepareTasks.IsCanceled)
{
continue;
}
foreach (Action actContinuationAction in actPrepareTasks.Result)
{
actContinuationAction();
}
}
foreach (var actAction in additionalContinuationActions)
{
actAction();
}
// Reset all dummy flags before rendering
foreach (var actRenderLoop in renderingRenderLoops)
{
actRenderLoop.ResetFlagsBeforeRendering();
}
// Unload all derigistered RenderLoops
await UpdateRenderLoopRegistrationsAsync(renderingRenderLoops);
}
}
/// <summary> /// Updates this object for the given view. /// </summary> /// <param name="updateState">Current state of the update pass.</param> /// <param name="layerViewSubset">The layer view subset wich called this update method.</param> protected abstract void UpdateForViewInternal(SceneRelatedUpdateState updateState, ViewRelatedSceneLayerSubset layerViewSubset);
/// <summary>
/// Updates the object.
/// </summary>
/// <param name="updateState">Current update state.</param>
protected override void UpdateInternal(SceneRelatedUpdateState updateState)
{
//Calculates local transform matrix (transforms local space to world space)
bool doRecreateShaderParameters = false;
base.TransormationChanged =
m_transformParamsChanged || updateState.ForceTransformUpdatesOnChilds;
// Update local transform matrix if transform values have changed
if (m_transformParamsChanged || updateState.ForceTransformUpdatesOnChilds)
{
m_transformParamsChanged = false;
m_forceTransformUpdateOnChilds = this.HasChilds;
doRecreateShaderParameters = true;
// Calculate new transformation matrix
switch (m_transformationType)
{
case SpacialTransformationType.ScalingTranslationEulerAngles:
m_transform =
Matrix4x4.CreateScale(m_scaling) *
Matrix4x4.CreateFromYawPitchRoll(m_rotation.Y, m_rotation.X, m_rotation.Z) *
Matrix4x4.CreateTranslation(m_position) *
updateState.World.Top;
break;
case SpacialTransformationType.ScalingTranslationQuaternion:
m_transform =
Matrix4x4.CreateScale(m_scaling) *
Matrix4x4.CreateFromQuaternion(m_rotationQuaternion) *
Matrix4x4.CreateTranslation(m_position) *
updateState.World.Top;
break;
case SpacialTransformationType.ScalingTranslationDirection:
m_transform =
Matrix4x4.CreateScale(m_scaling) *
Matrix4x4Ex.CreateRotationDirection(m_rotationUp, m_rotationForward) *
Matrix4x4.CreateTranslation(m_position) *
updateState.World.Top;
break;
case SpacialTransformationType.ScalingTranslation:
m_transform =
Matrix4x4.CreateScale(m_scaling) *
Matrix4x4.CreateTranslation(m_position) *
updateState.World.Top;
break;
case SpacialTransformationType.TranslationEulerAngles:
m_transform =
Matrix4x4.CreateFromYawPitchRoll(m_rotation.Y, m_rotation.X, m_rotation.Z) *
Matrix4x4.CreateTranslation(m_position) *
updateState.World.Top;
break;
case SpacialTransformationType.TranslationQuaternion:
m_transform =
Matrix4x4.CreateFromQuaternion(m_rotationQuaternion) *
Matrix4x4.CreateTranslation(m_position) *
updateState.World.Top;
break;
case SpacialTransformationType.TranslationDirection:
m_transform =
Matrix4x4Ex.CreateRotationDirection(m_rotationUp, m_rotationForward) *
Matrix4x4.CreateTranslation(m_position) *
updateState.World.Top;
break;
case SpacialTransformationType.Translation:
m_transform =
Matrix4x4.CreateTranslation(m_position) *
updateState.World.Top;
break;
case SpacialTransformationType.CustomTransform:
m_transform =
m_customTransform *
updateState.World.Top;
break;
case SpacialTransformationType.TakeFromOtherObject:
if (m_transformSourceObject != null)
{
m_transform = m_transformSourceObject.m_transform;
}
else
{
m_transform = updateState.World.Top;
}
break;
case SpacialTransformationType.None:
m_transform = updateState.World.Top;
break;
}
}
// Trigger recreation of shader parameters
if (doRecreateShaderParameters)
{
TriggerRecreateOfParameters();
}
}
/// <summary> /// Update logic for per object updates. /// Be careful: This method is called in parallel with these methods on other objects. /// For methods that depend on other object, use UpdateOverall. /// </summary> /// <param name="updateState">Current update state of the scene.</param> public abstract void Update(SceneRelatedUpdateState updateState);
internal override void UpdateInternal(SceneRelatedUpdateState updateState, ViewInformation correspondingView, object componentContext)
{
this.Update(updateState, correspondingView);
}
/// <summary> /// Update logic for overall updates. /// This method should be used for update logic that also depends on other object. /// UpdateOverall methods are called sequentially object by object. /// </summary> /// <param name="updateState">Current update state of the scene.</param> public abstract void UpdateOverall(SceneRelatedUpdateState updateState);
/// <summary>
/// Updates this object for the given view.
/// </summary>
/// <param name="updateState">Current state of the update pass.</param>
/// <param name="layerViewSubset">The layer view subset wich called this update method.</param>
protected override void UpdateForViewInternal(SceneRelatedUpdateState updateState, ViewRelatedSceneLayerSubset layerViewSubset)
{
}
internal abstract void UpdateInternal(SceneRelatedUpdateState updateState, ViewInformation correspondingView, object componentContext);
