public override object Evaluate()
{
Complex value = LeftExpression.EvaluateAsComplex();
int digits = RightExpression.EvaluateAsInt32();
return(Complex.Round(value, digits));
}
public override void GetIntCode(BuildICCode codeManager)
{
RightExpression.GetIntCode(codeManager);
var(x, type) = codeManager.variableManager.Peek(Id.Text);
if (type is null)
{
type = codeManager.virtualTable.getAttrType(codeManager.variableManager.ClassName, Id.Text);
}
if ((RightExpression.StaticType.Text == "Int" ||
RightExpression.StaticType.Text == "Bool" ||
RightExpression.StaticType.Text == "String") &&
type == "Object")
{
codeManager.codeLines.Add(new ICPushParams(codeManager.variableManager.PeekCounter()));
codeManager.codeLines.Add(new ICCallLabel(new ICLabel("_wrapper", RightExpression.StaticType.Text),
codeManager.variableManager.PeekCounter()));
codeManager.codeLines.Add(new ICPopParams(1));
}
if (x != -1)
{
codeManager.codeLines.Add(new ICAssignVarToVar(x, codeManager.variableManager.PeekCounter()));
}
else
{
var offset = codeManager.virtualTable.getOffset(codeManager.variableManager.ClassName, Id.Text);
codeManager.codeLines.Add(new ICAssignVarToMem(0, codeManager.variableManager.PeekCounter(), offset));
}
}
public override object Evaluate()
{
Complex value = LeftExpression.EvaluateAsComplex();
Complex exp = RightExpression.EvaluateAsComplex();
return(Complex.Pow(value, 1.0 / exp));
}
public override object Evaluate()
{
double x = LeftExpression.EvaluateAsReal();
double y = RightExpression.EvaluateAsReal();
return((Complex)(x % y));
}
/// <summary>
/// Evaluates the expression.
/// </summary>
/// <param name="context">Evaluation context.</param>
/// <returns>Expression result.</returns>
protected override object EvaluateNode(LogEventInfo context)
{
var v1 = LeftExpression.Evaluate(context);
var v2 = RightExpression.Evaluate(context);
return(Compare(v1, v2, RelationalOperator));
}
public override object Evaluate()
{
double y = LeftExpression.EvaluateAsReal();
double x = RightExpression.EvaluateAsReal();
return((Complex)Math.Atan2(y, x));
}
public override object Evaluate()
{
IList <Complex> m1 = LeftExpression.EvaluateAsExpandableComplexArray();
IList <Complex> m2 = RightExpression.EvaluateAsExpandableComplexArray();
return(MathStats.Correlation(m1, m2));
}
public override object Evaluate()
{
IList <double> v = LeftExpression.EvaluateAsRealVector();
if (RightExpression == Expression <Object> .Null)
{
return(new CMatrix(MathStats.Histogram(v)));
}
else
{
object intvals = RightExpression.Evaluate();
if (intvals is Complex)
{
return(new CMatrix(MathStats.Histogram(v, ExpressionExtensions.AsInt32((Complex)intvals))));
}
else if (intvals is CMatrix)
{
return(new CMatrix(MathStats.Histogram(v, ExpressionExtensions.AsRealVector((CMatrix)intvals))));
}
else
{
throw ExceptionHelper.ThrowWrongArgumentType(intvals);
}
}
}
public override object Evaluate()
{
CPolynomial poly = LeftExpression.EvaluateAsCPolynomial();
int order = RightExpression.EvaluateAsInt32();
return(new CMatrix(poly.NthDerivative(order).ToArray()));
}
public override object Evaluate()
{
CMatrix m = LeftExpression.EvaluateAsCMatrix();
int order = RightExpression.EvaluateAsInt32();
return(MathStats.PopulationCentralMoment(m, order));
}
public override object Evaluate()
{
CPolynomial poly1 = LeftExpression.EvaluateAsCPolynomial();
CPolynomial poly2 = RightExpression.EvaluateAsCPolynomial();
return(new CMatrix(CPolynomial.Modulus(poly1, poly2).ToArray()));
}
public override object Evaluate()
{
IList <double> xValues = LeftExpression.EvaluateAsRealVector();
IList <double> yValues = RightExpression.EvaluateAsRealVector();
return(new CMatrix(CPolynomial.InterpolatingPolynomial(xValues, yValues).ToArray()));
}
public override double Evaluate()
{
double left = LeftExpression.Evaluate();
double right = RightExpression.Evaluate();
return(left + Random.NextDouble() * (right - left));
}
public override object Evaluate()
{
double r = LeftExpression.EvaluateAsReal();
double theta = RightExpression.EvaluateAsReal();
return(new CMatrix(CoordSysConverter.PolarToCartesian(r, theta)));
}
public override Object Evaluate()
{
object left = LeftExpression.Evaluate();
object right = RightExpression.Evaluate();
if (left is Complex)
{
if (right is Complex)
{
return(EvaluateComplexComplex((Complex)left, (Complex)right));
}
else
{
throw ThrowWrongArgumentType("^");
}
}
else if (left is CMatrix)
{
if (right is Complex)
{
return(EvaluateCMatrixComplex((CMatrix)left, (Complex)right));
}
else
{
throw ThrowWrongArgumentType("^");
}
}
else
{
throw ThrowWrongArgumentType("^");
}
}
public override string AsString()
{
StringBuilder sb = new StringBuilder();
sb.Append("(");
sb.Append(LeftExpression.ToString());
switch (BinaryOperator)
{
case ExpressionBinaryOperator.AND: sb.Append(" AND "); break;
case ExpressionBinaryOperator.OR: sb.Append(" OR "); break;
case ExpressionBinaryOperator.EQUALS: sb.Append(" EQUALS "); break;
case ExpressionBinaryOperator.NOTEQUALS: sb.Append(" NOTEQUALS "); break;
case ExpressionBinaryOperator.LESSTHAN: sb.Append(" LESSTHAN "); break;
case ExpressionBinaryOperator.GREATERTHAN: sb.Append(" GREATERTHAN "); break;
case ExpressionBinaryOperator.PLUS: sb.Append(" PLUS "); break;
case ExpressionBinaryOperator.MINUS: sb.Append(" MINUS "); break;
case ExpressionBinaryOperator.TIMES: sb.Append(" TIMES "); break;
case ExpressionBinaryOperator.DIVIDEDBY: sb.Append(" DIVIDEDBY "); break;
}
sb.Append(RightExpression.ToString());
sb.Append(")");
return(sb.ToString());
}
public override object Evaluate()
{
double x = LeftExpression.EvaluateAsReal();
double y = RightExpression.EvaluateAsReal();
return(new CMatrix(CoordSysConverter.CartesianToPolar(x, y)));
}
private static Rule GetRule(LeftExpression leftExpression, RightExpression rightExpression)
{
var rule = new Rule(leftExpression.View);
rule.Initialize(leftExpression, rightExpression);
return(rule);
}
public ValueExpression Evaluate()
{
var leftValue = LeftExpression.Evaluate().Value;
var rightValue = RightExpression.Evaluate().Value;
switch (Operator)
{
case Operator.Plus: return(new ValueExpression {
Value = leftValue + rightValue
});
case Operator.Minus: return(new ValueExpression {
Value = leftValue - rightValue
});
case Operator.Asterisk: return(new ValueExpression {
Value = leftValue * rightValue
});
case Operator.Slash: return(new ValueExpression {
Value = leftValue / rightValue
});
}
throw new InvalidOperationException();
}
/// <summary>
/// Evaluates the expression.
/// </summary>
/// <param name="context">Evaluation context.</param>
/// <returns>Expression result.</returns>
protected override object EvaluateNode(LogEventInfo context)
{
object v1 = LeftExpression.Evaluate(context);
object v2 = RightExpression.Evaluate(context);
return(Compare(v1, v2, RelationalOperator) ? BoxedTrue : BoxedFalse);
}
public override object Evaluate()
{
double rate = LeftExpression.EvaluateAsReal();
double x = RightExpression.EvaluateAsReal();
return((Complex) new ExponentialDistribution(rate).CumulativeDistributionFunction(x));
}
public override object Evaluate()
{
double rate = LeftExpression.EvaluateAsReal();
double x = RightExpression.EvaluateAsReal();
return((Complex) new ExponentialDistribution(rate).ProbabilityDensityFunction(x));
}
public override object Evaluate()
{
double a = LeftExpression.EvaluateAsReal();
double b = RightExpression.EvaluateAsReal();
return((Complex) new UniformDistribution(a, b).GetRandomVariable(_random));
}
public override string Template()
{
return($"{LeftExpression.Template()}" +
"\nmovq\t%rax,%rcx" +
$"\n{RightExpression.Template()}" +
$"\n{AssignmentTemplate}\t# assign {RightExpression} to {LeftExpression}" +
$"\n{LeftExpression.Save()}");
}
public override int Evaluate()
{
if (RightExpression.Evaluate() == 0)
{
throw new DivideByZeroException("divide by zero exception");
}
return(LeftExpression.Evaluate() / RightExpression.Evaluate());
}
public override bool Eval(PCBObject Obj)
{
if (LeftExpression.Eval(Obj) == true)
{
return(true);
}
return(RightExpression.Eval(Obj));
}
public override object Evaluate()
{
int rows = LeftExpression.EvaluateAsInt32();
int cols = RightExpression.EvaluateAsInt32();
PerformanceManager.Current.EnsureAcceptableArraySize(rows * cols);
return(new CMatrix(rows, cols));
}
private Margin GetMargin(LeftExpression leftExpression, RightExpression rightExpression)
{
if (rightExpression.Constant == null)
{
return(new Margin());
}
// assumes all constants are in Dp
var constantPx = DpToPx(leftExpression.View.Context, rightExpression.Constant.Value);
switch (leftExpression.Position)
{
case Position.Top:
return(new Margin {
Top = constantPx
});
case Position.Baseline:
return(new Margin {
Top = constantPx
});
case Position.Right:
return(new Margin {
Right = -constantPx
});
case Position.Bottom:
return(new Margin {
Bottom = -constantPx
});
case Position.Left:
return(new Margin {
Left = constantPx
});
case Position.Width:
return(new Margin());
case Position.Height:
return(new Margin());
case Position.CenterX:
return(constantPx > 0 ?
new Margin {
Left = constantPx
} :
new Margin()
{
Right = -constantPx
});
default:
throw new ArgumentException($"Constant expressions with {rightExpression.Position} are currently unsupported.");
}
}
public void Initialize(LeftExpression leftExpression, RightExpression rightExpression)
{
if (!rightExpression.IsParent)
{
RelativeToViewId = rightExpression.Id;
}
SetMargin(leftExpression, rightExpression);
SetLayoutRule(leftExpression, rightExpression);
SetHeightWidth(leftExpression, rightExpression);
}
public override string Template()
{
return
($"{LeftExpression.Template()}" +
"\npush\t%rax" +
$"\n{RightExpression.Template()}" +
"\nmovq\t%rax,%rbx" +
"\npop\t%rax" +
"\ncqo" +
$"\n{BinaryTemplate}");
}
