private static List<MyNode> OrderNetworkNodes(MyNetwork network)
{
IMyOrderingAlgorithm topoOps = new MyHierarchicalOrdering();
return topoOps.EvaluateOrder(network);
}
/// <summary>
/// Creates the execution plan.
/// </summary>
/// <param name="project">The whole project from which the standard execution plan will be built.</param>
/// <param name="initNodes">Ordered list of new nodes from which the initialization plan will be built.</param>
/// <returns>The created execution plan.</returns>
public MyExecutionPlan CreateExecutionPlan(MyProject project, IEnumerable<MyWorkingNode> initNodes = null)
{
MyExecutionPlan executionPlan = new MyExecutionPlan();
IMyOrderingAlgorithm ordering = new MyHierarchicalOrdering();
ordering.EvaluateOrder(project.Network);
var initBlocks = new List<IMyExecutable>();
if (initNodes != null)
initBlocks.AddRange(initNodes.Select(node => CreateNodeExecutionPlan(node, true)));
executionPlan.InitStepPlan = new MyExecutionBlock(initBlocks.ToArray());
executionPlan.InitStepPlan.Name = "Initialization";
executionPlan.StandardStepPlan = new MyExecutionBlock(
CreateNodeExecutionPlan(project.World, false),
CreateNodeExecutionPlan(project.Network, false));
executionPlan.StandardStepPlan.Name = "Simulation";
return executionPlan;
}
public MyExecutionPlan CreateExecutionPlan(MyProject project)
{
MyExecutionPlan executionPlan = new MyExecutionPlan();
IMyOrderingAlgorithm ordering = new MyHierarchicalOrdering();
ordering.EvaluateOrder(project.Network);
executionPlan.InitStepPlan = new MyExecutionBlock(
CreateNodeExecutionPlan(project.World, true),
CreateNodeExecutionPlan(project.Network, true));
executionPlan.InitStepPlan.Name = "Initialization";
executionPlan.StandardStepPlan = new MyExecutionBlock(
CreateNodeExecutionPlan(project.World, false),
CreateNodeExecutionPlan(project.Network, false));
executionPlan.StandardStepPlan.Name = "Simulation";
return executionPlan;
}
// TODO: throw an exception if the model doesn't converge. The return value is unintuitive.
/// <summary>
/// Update the whole memory model - all blocks will get their memory block sizes updated correctly.
/// Since this might not converge, only a set number of iterations is done.
/// </summary>
/// <returns>true if the model did not converge (error), false if it did.</returns>
public bool UpdateMemoryModel()
{
MyLog.INFO.WriteLine("Updating memory blocks...");
IMyOrderingAlgorithm topoOps = new MyHierarchicalOrdering();
List<MyNode> orderedNodes = topoOps.EvaluateOrder(Project.Network);
if (!orderedNodes.Any())
{
return true;
}
int attempts = 0;
bool anyOutputChanged = false;
try
{
while (attempts < MAX_BLOCKS_UPDATE_ATTEMPTS)
{
attempts++;
anyOutputChanged = false;
anyOutputChanged |= UpdateAndCheckChange(Project.World);
orderedNodes.ForEach(node => anyOutputChanged |= UpdateAndCheckChange(node));
if (!anyOutputChanged)
{
MyLog.INFO.WriteLine("Successful update after " + attempts + " cycle(s).");
break;
}
}
}
catch (Exception e)
{
MyLog.ERROR.WriteLine("Exception occured while updating memory model: " + e.Message);
return true;
}
return anyOutputChanged;
}