protected override void BeginVisit(IConstant cn)
{
if (cn is INodeGenSettings)
{
_act(cn as INodeGenSettings);
}
}
// PF TODO: This API and ConstantEditorBuilder is badly designed.
/// <summary>
/// Creates an editor for a constant.
/// </summary>
/// <param name="uiContext">The view in which the editor constant will be displayed.</param>
/// <param name="portModel">The port that owns the constant, if any.</param>
/// <param name="constant">The constant.</param>
/// <param name="onValueChanged">An action to call when the user has finished editing the value.</param>
/// <param name="modelIsLocked">Whether the node owning the constant, if any, is locked.</param>
/// <returns>A VisualElement that contains an editor for the constant.</returns>
public static VisualElement CreateEditorForConstant(
IModelView uiContext, IPortModel portModel, IConstant constant,
Action <IChangeEvent, object> onValueChanged, bool modelIsLocked)
{
Action <IChangeEvent> myValueChanged = evt =>
{
if (evt != null) // Enum editor sends null
{
var p = evt.GetType().GetProperty("newValue");
var newValue = p.GetValue(evt);
if (constant is IStringWrapperConstantModel stringWrapperConstantModel)
{
stringWrapperConstantModel.StringValue = (string)newValue;
}
else
{
onValueChanged(evt, newValue);
}
}
};
var ext = ExtensionMethodCache <IConstantEditorBuilder> .GetExtensionMethod(
uiContext.GetType(), constant.GetType(),
ConstantEditorBuilder.FilterMethods, ConstantEditorBuilder.KeySelector);
if (ext != null)
{
var constantBuilder = new ConstantEditorBuilder(myValueChanged, uiContext.CommandDispatcher, modelIsLocked, portModel);
return((VisualElement)ext.Invoke(null, new object[] { constantBuilder, constant }));
}
Debug.Log($"Could not draw Editor GUI for node of type {constant.Type}");
return(new Label("<Unknown>"));
}
protected override void ButtonClickedListener()
{
if (_instance != null)
{
IConstant targetInstanceWithConstant = null;
if (((Field)_instance).HasPredicateInstance())
{
targetInstanceWithConstant = TryDeleteConstant();
}
if (targetInstanceWithConstant == null)
{
_instance.AddConstant(_constant);
}
else if (targetInstanceWithConstant != null && targetInstanceWithConstant != _instance)
{
_instance.AddConstant(_constant);
}
ValidateOverlay();
}
else
{
Debug.LogWarning("Instance is null");
}
}
public static string Comment(IConstant t, string indent = "")
{
var sb = new StringBuilder();
sb.Append(indent);
sb.Append(commentBegSummary);
sb.AppendLine();
sb.Append(indent);
sb.Append(comment);
sb.Append("UI name: ");
sb.Append(t.NameUi);
sb.AppendLine();
if (!string.IsNullOrWhiteSpace(t.Description))
{
sb.Append(indent);
sb.Append(comment);
//sb.Append("Description: ");
sb.Append(t.Description);
sb.AppendLine();
}
sb.Append(indent);
sb.Append(commentEndSummary);
return(sb.ToString());
}
//大于
private static IConstant GreaterThan(IConstant arg1, IConstant arg2)
{
if (Convert.ToDouble(arg1.Value) > Convert.ToDouble(arg2.Value))
{
return new IntConstant(1);
}
return new IntConstant(0);
}
//小于等于
private static IConstant LessEquals(IConstant arg1, IConstant arg2)
{
if (Convert.ToDouble(arg1.Value) <= Convert.ToDouble(arg2.Value))
{
return new IntConstant(1);
}
return new IntConstant(0);
}
//非
private static IConstant Not(IConstant arg)
{
if (Convert.ToDouble(arg.Value) == 0)
{
return new IntConstant(1);
}
return new IntConstant(0);
}
//或
private static IConstant Or(IConstant arg1, IConstant arg2)
{
if (Convert.ToDouble(arg1.Value) != 0 || Convert.ToDouble(arg2.Value) != 0)
{
return new IntConstant(1);
}
return new IntConstant(0);
}
public virtual bool IsFileGroup(IConstant ccc)
{
if (ccc is efx.Environment.Scheme.ConstFileGroup)
{
return(true);
}
return(false);
}
public virtual bool IsFileGroup(IConstant ccc)
{
Globe.cstat(ConsoleColor.Green, "IsFileGroup?\r\t{0}: {1}", ccc.GetType(), ConsoleColor.Red, ccc.Value);
if (ccc is efx.Environment.Scheme.ConstFileGroup)
{
return(true);
}
return(false);
}
public bool GetValue(String varName, out IConstant value)
{
if (varDict.ContainsKey(varName))
{
value = varDict[varName];
return(true);
}
value = null;
return(false);
}
/// <summary>
/// Creates a new <see cref="IConstant" /> for the given <c>name</c> or fail with an
/// <see cref="ArgumentException" /> if a <see cref="IConstant" /> for the given <c>name</c> exists.
/// </summary>
public IConstant NewInstance <T>(string name)
{
if (this.Exists(name))
{
throw new ArgumentException($"'{name}' is already in use");
}
IConstant c = this.NewInstance0 <T>(name);
return(c);
}
//获取函数地址
public int GetFunction(String funName)
{
IConstant constant = variableTableStack.GetValue(funName);
if (constant.Type == NumericType.INT && ((IntConstant)constant).Usage == IntUsage.INSADDR)
{
return((int)constant.Value);
}
throw new Exception("cmm_vm::VMCore::getFunction: 变量名不指向函数");
}
//实数出栈
public RealConstant PopRealConst()
{
IConstant constant = operandStack.Pop();
if (constant.Type != NumericType.REAL)
{
throw reporter.Throw("值类型错误", VMExceptionType.WRONG_TYPE);
}
return((RealConstant)constant);
}
//除法
private static IConstant Div(IConstant arg1, IConstant arg2)
{
//只要一个参数为实数，则按照两个函数都为实数计算
if (arg1.Type == NumericType.REAL || arg2.Type == NumericType.REAL)
{
return new RealConstant(Convert.ToDouble(arg1.Value) / Convert.ToDouble(arg2.Value));
}
//否则两个都是整数
return new IntConstant((int)arg1.Value / (int)arg2.Value);
}
//取反
private static IConstant Neg(IConstant arg)
{
//实数
if (arg.Type == NumericType.REAL)
{
return new RealConstant(-Convert.ToDouble(arg.Value));
}
//整数
return new IntConstant(-(int)arg.Value);
}
// Be careful that this dose not check whether the argument is null or empty.
IConstant NewInstance0 <T>(string name)
{
lock (this.constants)
{
IConstant c = this.NewConstant <T>(this.nextId, name);
this.constants[name] = c;
this.nextId++;
return(c);
}
}
private void AddReferenceToNode(ModelNode md, IConstant constant, IDataType d)
{
if (!md.DicReferenceToNodes.ContainsKey(d.ObjectGuid))
{
md.DicReferenceToNodes[d.ObjectGuid] = new ReferenceTo();
}
var tn = md.DicReferenceToNodes[d.ObjectGuid];
tn.DicByFields[constant.Guid] = constant;
tn.ToObject = this.currCfg.DicNodes[d.ObjectGuid];
}
public static IncludeConstant Parse(IConstant arg)
{
return(new IncludeConstant
{
Name = arg.Name,
Namespace = arg.Namespace,
AccessibleNamespaces = arg.AccessibleNamespaces,
Value = arg.Value,
FullName = arg.FullName
});
}
public ArticlesController(RoleManager <IdentityRole> roleManager, UserManager <ApplicationUser> userManager,
IArticles allArticles, IArticlesCategory allCategories, IArticlesAccess allArticlesAccess,
IConstant constants)
{
_allArticles = allArticles;
_allCategories = allCategories;
_allArticlesAccess = allArticlesAccess;
_constants = constants;
_roleManager = roleManager;
_userManager = userManager;
}
/// <summary>
/// Creates a new <see cref="IConstant" /> for the given <c>name</c> or fail with an
/// <see cref="ArgumentException" /> if a <see cref="IConstant" /> for the given <c>name</c> exists.
/// </summary>
public IConstant NewInstance <T>(string name)
{
if (this.Exists(name))
{
ThrowHelper.ThrowArgumentException(name);
}
IConstant c = this.NewInstance0 <T>(name);
return(c);
}
//声明实型数组
public void DeclareRealArray(String varName)
{
variableTableStack.DeclareIntVar(varName, IntUsage.ARRAYADDR);
IConstant size = PopOperand();
if (size.Type == NumericType.REAL)
{
//todo:数组的大小不为整数时报错
//不确定语法分析时做没做
return;
}
variableTableStack.SetIntValue(varName, (int)heap.AllocRealArray((int)size.Value).Value);
}
public ValueType GetVariable(String name)
{
IConstant constant = variableTableStack.GetValue(name);
if (constant.Type == NumericType.INT)
{
return((int)constant.Value);
}
else
{
return((double)constant.Value);
}
}
// XML generator constant nodes
public void xg(int indnt, StreamWriter writer, IConstant node, string msg)
{
indent(indnt, writer);
if (msg != "")
{
writer.WriteLine(msg);
}
writer.Write("<IConstant NodeId=\"" + node.UniqueId + "\" ParentId=\"" + node.ParentNode.UniqueId + "\">\n");
indent(indnt + 1, writer); writer.Write("<Value>" + node.Value + "</Value>\n");
PrintDataType(indnt + 1, writer, node.DataType);
PrintTerminals(indnt + 1, writer, node.Terminals);
indent(indnt, writer); writer.Write("</IConstant>\n");
}
//存储变量到变量表
public void StoreVariable(String varName)
{
IConstant val = operandStack.Pop();
if (val.Type == NumericType.INT)
{
variableTableStack.SetIntValue(varName, (int)val.Value);
}
else
{
variableTableStack.SetRealValue(varName, (double)val.Value);
}
}
private void SelectionClickedListener(SelectionManager.EventArgs arg0)
{
if (arg0.CurrentSelectedElement != null)
{
var element = arg0.CurrentSelectedElement.GetRootObj().GetComponent <IConstant>();
if (element != null)
{
_instance = element;
}
}
ValidateOverlay();
}
protected override IVariableDeclarationModel InstantiateVariableDeclaration(Type variableTypeToCreate,
TypeHandle variableDataType, string variableName, ModifierFlags modifierFlags, bool isExposed,
IConstant initializationModel, SerializableGUID guid, Action <IVariableDeclarationModel, IConstant> initializationCallback = null)
{
var vdm = base.InstantiateVariableDeclaration(variableTypeToCreate, variableDataType, variableName, modifierFlags, isExposed, initializationModel, guid, initializationCallback);
if (vdm is VariableDeclarationModel testVdm)
{
testVdm.SetGraphModel(this);
}
return(vdm);
}
private static PXSetPropertyException VerifyingAndGetError(PXUIVerifyAttribute attr, PXCache sender, object row)
{
if (row == null)
{
return(null);
}
if (attr == null)
{
throw new PXException(ErrorMessages.AttributeNotDefined, typeof(PXUIVerifyAttribute).Name);
}
if (attr.Condition != null && !GetConditionResult(sender, row, attr.Condition))
{
List <object> messageParams = new List <object>();
foreach (Type arg in attr._args)
{
if (typeof(IConstant).IsAssignableFrom(arg))
{
IConstant constantInstance = Activator.CreateInstance(arg) as IConstant;
messageParams.Add(constantInstance?.Value);
}
else if (attr.MessageArgumentsAreFieldNames)
{
messageParams.Add(PXUIFieldAttribute.GetDisplayName(sender, arg.Name));
}
else if (arg.IsGenericType && arg.GetGenericTypeDefinition() == typeof(Current <>))
{
Type field = arg.GetGenericArguments()[0];
PXCache cache = sender.Graph.Caches[BqlCommand.GetItemType(field)];
messageParams.Add(cache.GetValue(cache.Current, field.Name));
}
else
{
var value = sender.GetValueExt(row, arg.Name);
if (value is PXFieldState)
{
messageParams.Add(((PXFieldState)value).Value);
}
else
{
messageParams.Add(value);
}
}
}
return(new PXSetPropertyException(attr._Message, attr._ErrorLevel, messageParams.ToArray()));
}
return(null);
}
public virtual bool IsFile(IConstant ccc)
{
Globe.cstat(ConsoleColor.Green, "IsFile?\r\t{0}: {1}", ccc.GetType(), ConsoleColor.Red, ccc.Value);
if (ccc is efx.Environment.Scheme.ConstFile)
{
return(true);
}
if (ccc is efx.Environment.Scheme.FileCommand)
{
return(true);
}
//if (ccc is efx.Environment.Scheme.FileFilter) return true;
return(false);
}
private IConstant TryDeleteConstant()
{
var instance = GameManager.Instance;
if (instance)
{
IConstant fieldobj = instance.GetCurrentBoard().GetBoardWithTargetConstant(_constant);
if (fieldobj != null)
{
fieldobj.RemoveConstant(_constant);
}
return(fieldobj);
}
return(null);
}
public StoredProcedureParameter(string name, DataTypeBase dataType, IConstant defaultValue, bool isOut, bool isReadonly)
: this(name, dataType, defaultValue, isOut)
{
IsReadonly = isReadonly;
}
private void Andify(List<IComponent> inputs, IComponent output, IConstant trueProp)
{
//Special case: If the inputs include false, connect false to thisComponent
IEnumerable<IComponent> falseConstants = inputs.Where(c => c is IConstant && !c.Value);
foreach (IComponent c in falseConstants)
{
//Connect false (c) to the output
output.AddInput(c);
c.AddOutput(output);
return;
}
//For reals... just skip over any true constants
var and = _componentFactory.CreateAnd();
IEnumerable<IComponent> nonConstants = inputs.Where(input => !(input is IConstant));
foreach (IComponent input in nonConstants)
{
input.AddOutput(and);
and.AddInput(input);
}
//What if they're all true? (Or inputs is empty?) Then no inputs at this point...
if (!and.Inputs.Any())
{
//Hook up to "true"
trueProp.AddOutput(output);
output.AddInput(trueProp);
return;
}
//If there's just one, on the other hand, don't use the and gate
if (and.Inputs.Count == 1)
{
IComponent input = and.GetSingleInput();
input.RemoveOutput(and);
and.RemoveInput(input);
input.AddOutput(output);
output.AddInput(input);
return;
}
and.AddOutput(output);
output.AddInput(and);
}
public StoredProcedureParameter(string name, DataTypeBase dataType, IConstant defaultValue, bool isOut)
: this(name, dataType, defaultValue)
{
IsOut = isOut;
}
public StoredProcedureParameter(string name, DataTypeBase dataType, IConstant defaultValue)
: this(name, dataType)
{
DefaultValue = defaultValue;
}
public void AddSentenceForm(ISentenceForm form, ISentenceDomainModel model,
IDictionary<Fact, IComponent> components,
IDictionary<Fact, IComponent> negations, IConstant trueComponent, IConstant falseComponent,
bool usingBase, bool usingInput, ISet<ISentenceForm> recursionForms,
IDictionary<Fact, IComponent> temporaryComponents, IDictionary<Fact, IComponent> temporaryNegations,
Dictionary<ISentenceForm, FunctionInfo> functionInfoMap, IConstantChecker constantChecker,
Dictionary<ISentenceForm, ICollection<Fact>> completedSentenceFormValues)
{
//This is the meat of it (along with the entire Assignments class).
//We need to enumerate the possible propositions in the sentence form...
//We also need to hook up the sentence form to the inputs that can make it true.
//We also try to optimize as we go, which means possibly removing the
//proposition if it isn't actually possible, or replacing it with
//true/false if it's a constant.
ISet<Fact> alwaysTrueSentences = model.GetSentencesListedAsTrue(form);
ISet<Implication> rules = model.GetRules(form);
foreach (Fact alwaysTrueSentence in alwaysTrueSentences)
{
//We add the sentence as a constant
if (alwaysTrueSentence.RelationName == GameContainer.Parser.TokLegal
|| alwaysTrueSentence.RelationName == GameContainer.Parser.TokNext
|| alwaysTrueSentence.RelationName == GameContainer.Parser.TokGoal)
{
var prop = _componentFactory.CreateProposition(alwaysTrueSentence);
//Attach to true
trueComponent.AddOutput(prop);
prop.AddInput(trueComponent);
//Still want the same components;
//we just don't want this to be anonymized
}
//Assign as true
components[alwaysTrueSentence] = trueComponent;
negations[alwaysTrueSentence] = falseComponent;
}
//For does/true, make nodes based on input/base, if available
if (usingInput && form.Name.Equals(GameContainer.Parser.TokDoes))
{
//Add only those propositions for which there is a corresponding INPUT
ISentenceForm inputForm = form.WithName(GameContainer.SymbolTable["input"]);
foreach (Fact inputSentence in constantChecker.GetTrueSentences(inputForm))
{
Fact doesSentence = _doesProcessor.ProcessBaseFact(inputSentence);
var prop = _componentFactory.CreateProposition(doesSentence);
components[doesSentence] = prop;
}
return;
}
if (usingBase && form.Name.Equals(GameContainer.Parser.TokTrue))
{
ISentenceForm baseForm = form.WithName(GameContainer.SymbolTable["base"]);
foreach (Fact baseSentence in constantChecker.GetTrueSentences(baseForm))
{
Fact trueSentence = _trueProcessor.ProcessBaseFact(baseSentence);
IProposition prop = _componentFactory.CreateProposition(trueSentence);
components[trueSentence] = prop;
}
return;
}
//var recursiveFormCache = new RecursionFormsCache(recursionForms);
var inputsToOr = new Dictionary<Fact, HashSet<IComponent>>();
foreach (Implication rule in rules)
{
AssignmentsImpl assignments = AssignmentsFactory.GetAssignmentsForRule(rule, model, functionInfoMap,
completedSentenceFormValues);
//Calculate vars in live (non-constant, non-distinct) conjuncts
ISet<TermVariable> varsInLiveConjuncts = GetVarsInLiveConjuncts(rule,
constantChecker.ConstantSentenceForms);
foreach (var head in rule.Consequent.VariablesOrEmpty)
varsInLiveConjuncts.Add(head);
var varsInRule = new HashSet<TermVariable>(rule.VariablesOrEmpty);
bool preventDuplicatesFromConstants = varsInRule.Count > varsInLiveConjuncts.Count;
bool[] constantFormCheck = new bool[rule.Antecedents.Constituents.Length];
for (int i = 0; i < rule.Antecedents.Constituents.Length; i++)
{
Expression literal = rule.Antecedents.Constituents[i];
var fact = literal as Fact;
var negated = literal as Negation;
if (fact != null || negated != null)
{
if (negated != null)
fact = (Fact) negated.Negated;
ISentenceForm conjunctForm = model.GetSentenceForm(fact);
if (constantChecker.IsConstantForm(conjunctForm))
constantFormCheck[i] = true;
}
}
for (var asnItr = (AssignmentIteratorImpl) assignments.GetEnumerator(); asnItr.MoveNext();)
{
TermObjectSubstitution assignment = asnItr.Current;
if (assignment == null)
continue; //Not sure if this will ever happen
//ConcurrencyUtils.checkForInterruption();
var sentence = (Fact) rule.Consequent.ApplySubstitution(assignment);
//Now we go through the conjuncts as before, but we wait to hook them up.
var componentsToConnect = new List<IComponent>(rule.Consequent.Arity);
for (int i = 0; i < rule.Antecedents.Constituents.Length; i++)
{
Expression literal = rule.Antecedents.Constituents[i];
var fact = literal as Fact;
if (fact != null)
{
if (fact.RelationName != GameContainer.Parser.TokDistinct)
{
//Get the sentence post-substitutions
var transformed = (Fact) literal.ApplySubstitution(assignment);
//Check for constant-ness
//ISentenceForm conjunctForm = model.GetSentenceForm(transformed);
//if (constantChecker.IsConstantForm(conjunctForm))
if (constantFormCheck[i])
{
if (!constantChecker.IsTrueConstant(transformed))
{
List<TermVariable> varsToChange = GetVarsInConjunct(literal);
asnItr.ChangeOneInNext(varsToChange, assignment);
componentsToConnect.Add(null);
}
continue;
}
//If conj is null and this is a sentence form we're still handling, hook up to a temporary sentence form
IComponent conj;
if (!components.TryGetValue(transformed, out conj))
temporaryComponents.TryGetValue(transformed, out conj);
if (conj == null && InSentenceFormGroup(transformed, recursionForms))
{
//Set up a temporary component
var tempProp = _componentFactory.CreateProposition(transformed);
temporaryComponents[transformed] = tempProp;
conj = tempProp;
}
//Let's say this is false; we want to backtrack and change the right variable
if (conj == null || IsThisConstant(conj, falseComponent))
{
List<TermVariable> varsInConjunct = GetVarsInConjunct(literal);
asnItr.ChangeOneInNext(varsInConjunct, assignment);
//These last steps just speed up the process
//telling the factory to ignore this rule
componentsToConnect.Add(null);
continue; //look at all the other restrictions we'll face
}
componentsToConnect.Add(conj);
}
}
else
{
var negation = literal as Negation;
if (negation != null)
{
//Add a "not" if necessary
//Look up the negation
var inner = (Fact) negation.Negated;
var transformed = (Fact) inner.ApplySubstitution(assignment);
//Add constant-checking here...
//ISentenceForm conjunctForm = model.GetSentenceForm(transformed);
//if (constantChecker.IsConstantForm(conjunctForm))
if (constantFormCheck[i])
{
if (constantChecker.IsTrueConstant(transformed))
{
List<TermVariable> varsToChange = GetVarsInConjunct(negation);
asnItr.ChangeOneInNext(varsToChange, assignment);
componentsToConnect.Add(null);
}
continue;
}
IComponent conj;
negations.TryGetValue(transformed, out conj);
if (IsThisConstant(conj, falseComponent))
{
//We need to change one of the variables inside
List<TermVariable> varsInConjunct = GetVarsInConjunct(inner);
asnItr.ChangeOneInNext(varsInConjunct, assignment);
//ignore this rule
componentsToConnect.Add(null);
continue;
}
if (conj == null)
temporaryNegations.TryGetValue(transformed, out conj);
//Check for the recursive case:
if (conj == null && InSentenceFormGroup(transformed, recursionForms))
{
IComponent positive;
if (!components.TryGetValue(transformed, out positive))
temporaryComponents.TryGetValue(transformed, out positive);
if (positive == null)
{
//Make the temporary proposition
var tempProp = _componentFactory.CreateProposition(transformed);
temporaryComponents[transformed] = tempProp;
positive = tempProp;
}
//Positive is now set and in temporaryComponents
//Evidently, wasn't in temporaryNegations
//So we add the "not" gate and set it in temporaryNegations
var not = _componentFactory.CreateNot();
//Add positive as input
not.AddInput(positive);
positive.AddOutput(not);
temporaryNegations[transformed] = not;
conj = not;
}
if (conj == null)
{
IComponent positive;
components.TryGetValue(transformed, out positive);
//No, because then that will be attached to "negations", which could be bad
if (positive == null)
{
//So the positive can't possibly be true (unless we have recurstion)
//and so this would be positive always
//We want to just skip this conjunct, so we continue to the next
continue; //to the next conjunct
}
//Check if we're sharing a component with another sentence with a negation
//(i.e. look for "nots" in our outputs and use those instead)
INot existingNotOutput = GetNotOutput(positive);
if (existingNotOutput != null)
{
componentsToConnect.Add(existingNotOutput);
negations[transformed] = existingNotOutput;
continue; //to the next conjunct
}
var not = _componentFactory.CreateNot();
not.AddInput(positive);
positive.AddOutput(not);
negations[transformed] = not;
conj = not;
}
componentsToConnect.Add(conj);
}
else
{
throw new Exception("Unwanted Expression type");
}
}
}
if (!componentsToConnect.Contains(null))
{
//Connect all the components
IProposition andComponent = _componentFactory.CreateProposition(_tempFact);
Andify(componentsToConnect, andComponent, trueComponent);
if (!IsThisConstant(andComponent, falseComponent))
{
if (!inputsToOr.ContainsKey(sentence))
inputsToOr[sentence] = new HashSet<IComponent>();
inputsToOr[sentence].Add(andComponent);
//We'll want to make sure at least one of the non-constant
//components is changing
if (preventDuplicatesFromConstants)
asnItr.ChangeOneInNext(varsInLiveConjuncts, assignment);
}
}
}
}
//At the end, we hook up the conjuncts
foreach (var entry in inputsToOr)
{
//ConcurrencyUtils.checkForInterruption();
Fact sentence = entry.Key;
HashSet<IComponent> inputs = entry.Value;
var realInputs = new HashSet<IComponent>();
foreach (IComponent input in inputs)
if (input is IConstant || !input.Inputs.Any())
realInputs.Add(input);
else
{
realInputs.Add(input.GetSingleInput());
input.GetSingleInput().RemoveOutput(input);
input.RemoveAllInputs();
}
var prop = _componentFactory.CreateProposition(sentence);
Orify(realInputs, prop, falseComponent);
components[sentence] = prop;
}
//True/does sentences will have none of these rules, but
//still need to exist/"float"
//We'll do this if we haven't used base/input as a basis
if (form.Name.Equals(GameContainer.Parser.TokTrue) || form.Name.Equals(GameContainer.Parser.TokDoes))
foreach (Fact sentence in model.GetDomain(form)) //ConcurrencyUtils.checkForInterruption();
components[sentence] = _componentFactory.CreateProposition(sentence);
}
private static void RemoveUselessBasePropositions(Dictionary<Fact, IComponent> components, Dictionary<Fact, IComponent> negations,
IConstant trueComponent, IConstant falseComponent)
{
bool changedSomething = false;
foreach (KeyValuePair<Fact, IComponent> entry in components)
{
if (entry.Key.RelationName == GameContainer.Parser.TokTrue)
{
IComponent comp = entry.Value;
if (!comp.Inputs.Any())
{
comp.AddInput(falseComponent);
falseComponent.AddOutput(comp);
changedSomething = true;
}
}
}
if (!changedSomething)
return;
OptimizeAwayTrueAndFalse(components, negations, trueComponent, falseComponent);
}
/// <summary>
/// Adds an or gate connecting the inputs to produce the output.
/// Handles special optimization cases like a true/false input.
/// </summary>
private static void Orify(ICollection<IComponent> inputs, IComponent output, IConstant falseProp)
{
//TODO: Look for already-existing ors with the same inputs?
//Or can this be handled with a GDL transformation?
//Special case: An input is the true constant
IEnumerable<IComponent> trueConstants = inputs.Where(input => input is IConstant && input.Value);
foreach (IComponent input in trueConstants)
{
//True constant: connect that to the component, done
input.AddOutput(output);
output.AddInput(input);
return;
}
//Special case: An input is "or"
//I'm honestly not sure how to handle special cases here...
//What if that "or" gate has multiple outputs? Could that happen?
//For reals... just skip over any false constants
var or = _componentFactory.CreateOr();
IEnumerable<IComponent> nonConstants = inputs.Where(input => !(input is IConstant));
foreach (IComponent input in nonConstants)
{
input.AddOutput(or);
or.AddInput(input);
}
//What if they're all false? (Or inputs is empty?) Then no inputs at this point...
if (!or.Inputs.Any())
{
//Hook up to "false"
falseProp.AddOutput(output);
output.AddInput(falseProp);
return;
}
//If there's just one, on the other hand, don't use the or gate
if (or.Inputs.Count == 1)
{
IComponent input = or.GetSingleInput();
input.RemoveOutput(or);
or.RemoveInput(input);
input.AddOutput(output);
output.AddInput(input);
return;
}
or.AddOutput(output);
output.AddInput(or);
}
private void PrintConstant(IConstant constant)
{
builder.Append(constant.Value);
}
//TODO: Replace with version using constantChecker only
//TODO: This can give problematic results if interpreted in
//the standard way (see test_case_3d)
private static void SetUpInit(IDictionary<Fact, IComponent> components, IConstant trueComponent, IConstant falseComponent)
{
var initProposition = _componentFactory.CreateProposition(new GroundFact(GameContainer.SymbolTable["INIT"]));
IEnumerable<KeyValuePair<Fact, IComponent>> trueComponents = components.Where(entry => entry.Value == trueComponent);
IEnumerable<KeyValuePair<Fact, IComponent>> trueInits = trueComponents.Where(entry => entry.Key.RelationName == GameContainer.Parser.TokInit);
IEnumerable<Fact> trueInitFacts = trueInits.Select(entry => TrueProcessor.ProcessBaseFact(entry.Key));
IEnumerable<IComponent> initTrueSentenceComponents = trueInitFacts.Select(trueSentence => components[trueSentence]);
foreach (IComponent trueSentenceComponent in initTrueSentenceComponents)
{
if (!trueSentenceComponent.Inputs.Any())
{
//Case where there is no transition input
//Add the transition input, connect to init, continue loop
var transition = _componentFactory.CreateTransition();
//init goes into transition
transition.AddInput(initProposition);
initProposition.AddOutput(transition);
//transition goes into component
trueSentenceComponent.AddInput(transition);
transition.AddOutput(trueSentenceComponent);
}
else
{
//The transition already exists
IComponent transition = trueSentenceComponent.GetSingleInput();
//We want to add init as a thing that precedes the transition
//Disconnect existing input
IComponent input = transition.GetSingleInput();
//input and init go into or, or goes into transition
input.RemoveOutput(transition);
transition.RemoveInput(input);
var orInputs = new List<IComponent>(2) { input, initProposition };
Orify(orInputs, transition, falseComponent);
}
}
}
private static bool IsThisConstant(IComponent conj, IConstant constantComponent)
{
if (conj == constantComponent)
return true;
return (conj is IProposition && conj.Inputs.Count == 1 && conj.GetSingleInput() == constantComponent);
}