public void When_Exponential_Expect_Reference()
{
var sweep = new DecadeSweep(0.1, 100, 1);
var expected = new[]
{
0.1,
1,
10,
100
};
var index = 0;
foreach (var c in sweep)
{
Assert.AreEqual(expected[index++], c, 1e-9);
}
Assert.AreEqual(index, expected.Length);
}
public void When_DecayingNegative_Expect_Reference()
{
var sweep = new DecadeSweep(-100, -0.1, 1);
var expected = new[]
{
-100,
-10,
-1,
-0.1
};
var index = 0;
foreach (var c in sweep)
{
Assert.AreEqual(expected[index++], c, 1e-9);
}
Assert.AreEqual(index, expected.Length);
}
private Noise CreateNoiseSimulation(string name, Control statement, ICircuitContext context)
{
Noise noise = null;
// Check parameter count
switch (statement.Parameters.Count)
{
case 0:
context.Result.Validation.Add(new ValidationEntry(ValidationEntrySource.Reader, ValidationEntryLevel.Warning, "SpiceModel expected for .NOISE", statement.LineInfo));
return(null);
case 1:
context.Result.Validation.Add(new ValidationEntry(ValidationEntrySource.Reader, ValidationEntryLevel.Warning, "Source expected", statement.LineInfo));
return(null);
case 2:
context.Result.Validation.Add(new ValidationEntry(ValidationEntrySource.Reader, ValidationEntryLevel.Warning, "Step type expected", statement.LineInfo));
return(null);
case 3:
context.Result.Validation.Add(new ValidationEntry(ValidationEntrySource.Reader, ValidationEntryLevel.Warning, "Number of points expected", statement.LineInfo));
return(null);
case 4:
context.Result.Validation.Add(new ValidationEntry(ValidationEntrySource.Reader, ValidationEntryLevel.Warning, "Starting frequency expected", statement.LineInfo));
return(null);
case 5:
context.Result.Validation.Add(new ValidationEntry(ValidationEntrySource.Reader, ValidationEntryLevel.Warning, "Stopping frequency expected", statement.LineInfo));
return(null);
case 6: break;
case 7: break;
default:
context.Result.Validation.Add(new ValidationEntry(ValidationEntrySource.Reader, ValidationEntryLevel.Warning, "Too many parameters for .NOISE", statement.LineInfo));
return(null);
}
string type = statement.Parameters.Get(2).Image;
var numberSteps = context.Evaluator.EvaluateDouble(statement.Parameters.Get(3));
var start = context.Evaluator.EvaluateDouble(statement.Parameters.Get(4));
var stop = context.Evaluator.EvaluateDouble(statement.Parameters.Get(5));
Sweep <double> sweep;
switch (type)
{
case "lin": sweep = new LinearSweep(start, stop, (int)numberSteps); break;
case "oct": sweep = new OctaveSweep(start, stop, (int)numberSteps); break;
case "dec": sweep = new DecadeSweep(start, stop, (int)numberSteps); break;
default:
context.Result.Validation.Add(new ValidationEntry(ValidationEntrySource.Reader, ValidationEntryLevel.Warning, "LIN, DEC or OCT expected", statement.LineInfo));
return(null);
}
// The first parameters needs to specify the output voltage
if (statement.Parameters[0] is BracketParameter bracket)
{
if (bracket.Name.ToLower() == "v")
{
switch (bracket.Parameters.Count)
{
// V(A, B) - V(vector)
// V(A) - V(singleParameter)
case 1:
if (bracket.Parameters[0] is VectorParameter v && v.Elements.Count == 2)
{
var output = v.Elements[0].Image;
var reference = v.Elements[1].Image;
var input = statement.Parameters[2].Image;
noise = new Noise(name, output, reference, input, sweep);
}
else if (bracket.Parameters[0] is SingleParameter s)
{
var output = s.Image;
var input = statement.Parameters[1].Image;
noise = new Noise(name, output, input, sweep);
}
break;
