internal bool Initialize(UpdateRenderPackageParams initParams)
{
if (initParams == null)
throw new ArgumentNullException("initParams");
if (initParams.Node == null)
throw new ArgumentNullException("initParams.Node");
if (initParams.EngineController == null)
throw new ArgumentNullException("initParams.EngineController");
if (initParams.DrawableIds == null)
throw new ArgumentNullException("initParams.DrawableIds");
var nodeModel = initParams.Node;
if (!nodeModel.IsUpdated && (!nodeModel.RequiresRecalc))
return false; // Not has not been updated at all.
drawableIds = initParams.DrawableIds;
if (!drawableIds.Any())
return false; // Nothing to be drawn.
displayLabels = nodeModel.DisplayLabels;
isNodeSelected = nodeModel.IsSelected;
maxTesselationDivisions = initParams.MaxTesselationDivisions;
engineController = initParams.EngineController;
previewIdentifierName = initParams.PreviewIdentifierName;
nodeGuid = nodeModel.GUID;
return true;
}
internal bool Initialize(UpdateRenderPackageParams initParams)
{
if (initParams == null)
{
throw new ArgumentNullException("initParams");
}
if (initParams.Node == null)
{
throw new ArgumentNullException("initParams.Node");
}
if (initParams.EngineController == null)
{
throw new ArgumentNullException("initParams.EngineController");
}
if (initParams.DrawableIds == null)
{
throw new ArgumentNullException("initParams.DrawableIds");
}
var nodeModel = initParams.Node;
if (!nodeModel.IsUpdated)
{
return(false); // Not has not been updated at all.
}
// If a node is in either of the following states, then it will not
// produce any geometric output. Bail after clearing the render packages.
if (nodeModel.IsInErrorState || !nodeModel.IsVisible)
{
return(false);
}
// Without AstIdentifierForPreview, a node cannot have MirrorData.
if (string.IsNullOrEmpty(nodeModel.AstIdentifierForPreview.Value))
{
return(false);
}
drawableIds = initParams.DrawableIds;
if (!drawableIds.Any())
{
return(false); // Nothing to be drawn.
}
displayLabels = nodeModel.DisplayLabels;
isNodeSelected = nodeModel.IsSelected;
factory = initParams.RenderPackageFactory;
engineController = initParams.EngineController;
previewIdentifierName = initParams.PreviewIdentifierName;
nodeGuid = nodeModel.GUID;
return(true);
}
internal bool Initialize(UpdateRenderPackageParams initParams)
{
if (initParams == null)
{
throw new ArgumentNullException("initParams");
}
if (initParams.Node == null)
{
throw new ArgumentNullException("initParams.Node");
}
if (initParams.EngineController == null)
{
throw new ArgumentNullException("initParams.EngineController");
}
if (initParams.DrawableIds == null)
{
throw new ArgumentNullException("initParams.DrawableIds");
}
var nodeModel = initParams.Node;
if (!nodeModel.IsUpdated && (!nodeModel.RequiresRecalc))
{
return(false); // Not has not been updated at all.
}
drawableIds = initParams.DrawableIds;
if (!drawableIds.Any())
{
return(false); // Nothing to be drawn.
}
displayLabels = nodeModel.DisplayLabels;
isNodeSelected = nodeModel.IsSelected;
maxTesselationDivisions = initParams.MaxTesselationDivisions;
engineController = initParams.EngineController;
previewIdentifierName = initParams.PreviewIdentifierName;
nodeGuid = nodeModel.GUID;
return(true);
}
internal bool Initialize(UpdateRenderPackageParams initParams)
{
if (initParams == null)
throw new ArgumentNullException("initParams");
if (initParams.Node == null)
throw new ArgumentNullException("initParams.Node");
if (initParams.EngineController == null)
throw new ArgumentNullException("initParams.EngineController");
if (initParams.DrawableIds == null)
throw new ArgumentNullException("initParams.DrawableIds");
var nodeModel = initParams.Node;
if (!nodeModel.IsUpdated)
return false; // Not has not been updated at all.
// If a node is in either of the following states, then it will not
// produce any geometric output. Bail after clearing the render packages.
if (nodeModel.IsInErrorState || !nodeModel.IsVisible)
return false;
// Without AstIdentifierForPreview, a node cannot have MirrorData.
if (string.IsNullOrEmpty(nodeModel.AstIdentifierForPreview.Value))
return false;
drawableIds = initParams.DrawableIds;
if (!drawableIds.Any())
return false; // Nothing to be drawn.
displayLabels = nodeModel.DisplayLabels;
isNodeSelected = nodeModel.IsSelected;
factory = initParams.RenderPackageFactory;
engineController = initParams.EngineController;
previewIdentifierName = initParams.PreviewIdentifierName;
nodeGuid = nodeModel.GUID;
return true;
}
RequestVisualUpdateAsyncCore(IScheduler scheduler, EngineController engine, IRenderPackageFactory factory)
{
var initParams = new UpdateRenderPackageParams()
{
Node = this,
RenderPackageFactory = factory,
EngineController = engine,
DrawableIds = GetDrawableIds(),
PreviewIdentifierName = AstIdentifierForPreview.Name
};
var task = new UpdateRenderPackageAsyncTask(scheduler);
if (task.Initialize(initParams))
{
task.Completed += OnRenderPackageUpdateCompleted;
scheduler.ScheduleForExecution(task);
}
}
/// <summary>
/// When called, the base implementation of this method schedules an
/// UpdateRenderPackageAsyncTask to regenerate its render packages
/// asynchronously. Derived classes can optionally override this method
/// to prevent render packages to be generated if they do not require
/// geometric preview.
/// </summary>
/// <param name="maxTesselationDivisions">The maximum number of
/// tessellation divisions to use for regenerating render packages.</param>
///
protected virtual void RequestVisualUpdateCore(int maxTesselationDivisions)
{
var initParams = new UpdateRenderPackageParams()
{
Node = this,
MaxTesselationDivisions = maxTesselationDivisions,
EngineController = Workspace.DynamoModel.EngineController,
DrawableIds = GetDrawableIds(),
PreviewIdentifierName = AstIdentifierForPreview.Name
};
var scheduler = Workspace.DynamoModel.Scheduler;
var task = new UpdateRenderPackageAsyncTask(scheduler);
if (task.Initialize(initParams))
{
task.Completed += OnRenderPackageUpdateCompleted;
scheduler.ScheduleForExecution(task);
}
}