public void LinksBuiltinLibraryAndExecutes()
{
var builtins = new BuiltinLibraries();
builtins.Add(new DiffusionLibrary());
var fileSystem = new InMemoryFileProvider(builtins);
fileSystem.RegisterFileWithIdentifier("root.lsystem", @"
#axiom n(0.5, 0, 10)ST(3)
#iterations 10
#symbols naFTS
#include diffusion (Node->n) (Amount->a)
T(x) : x > 0 -> n(.5, 0, 10)FT(x - 1)
S -> a(3)S
");
var linker = new FileLinker(fileSystem);
var linkedFiles = linker.LinkFiles("root.lsystem");
using var system = linkedFiles.CompileSystem();
LSystemState <float> currentState = new DefaultLSystemState(
linkedFiles.GetAxiom(),
(uint)UnityEngine.Random.Range(int.MinValue, int.MaxValue));
var n = linkedFiles.GetSymbol("root.lsystem", 'n');
var a = linkedFiles.GetSymbol("root.lsystem", 'a');
var F = linkedFiles.GetSymbol("root.lsystem", 'F');
var T = linkedFiles.GetSymbol("root.lsystem", 'T');
var S = linkedFiles.GetSymbol("root.lsystem", 'S');
var symbolStringMapping = new Dictionary <int, char>()
{
{ n, 'n' },
{ a, 'a' },
{ F, 'F' },
{ T, 'T' },
{ S, 'S' },
};
Assert.AreEqual("n(0.5, 0, 10)ST(3)", currentState.currentSymbols.Data.ToString(symbolStringMapping));
currentState = system.StepSystem(currentState);
Assert.AreEqual("n(0.5, 0, 10)a(3)Sn(0.5, 0, 10)FT(2)", currentState.currentSymbols.Data.ToString(symbolStringMapping));
currentState = system.StepSystem(currentState);
Assert.AreEqual("n(0.5, 1.5, 10)aa(3)Sn(0.5, 1.5, 10)Fn(0.5, 0, 10)FT(1)", currentState.currentSymbols.Data.ToString(symbolStringMapping));
currentState = system.StepSystem(currentState);
Assert.AreEqual("n(0.5, 3, 10)aa(3)Sn(0.5, 2.25, 10)Fn(0.5, 0.75, 10)Fn(0.5, 0, 10)FT(0)", currentState.currentSymbols.Data.ToString(symbolStringMapping));
currentState = system.StepSystem(currentState);
Assert.AreEqual("n(0.5, 4.125, 10)aa(3)Sn(0.5, 3.375, 10)Fn(0.5, 1.125, 10)Fn(0.5, 0.375, 10)FT(0)", currentState.currentSymbols.Data.ToString(symbolStringMapping));
currentState = system.StepSystem(currentState);
Assert.AreEqual("n(0.5, 5.25, 10)aa(3)Sn(0.5, 4.125, 10)Fn(0.5, 1.875, 10)Fn(0.5, 0.75, 10)FT(0)", currentState.currentSymbols.Data.ToString(symbolStringMapping));
currentState = system.StepSystem(currentState);
Assert.AreEqual("n(0.5, 6.1875, 10)aa(3)Sn(0.5, 5.0625, 10)Fn(0.5, 2.4375, 10)Fn(0.5, 1.3125, 10)FT(0)", currentState.currentSymbols.Data.ToString(symbolStringMapping));
currentState.currentSymbols.DisposeImmediate();
}
public void LinksBuiltinLibraryWithCustomParameterAndExecutes()
{
var builtins = new BuiltinLibraries();
builtins.Add(new DiffusionLibrary());
var fileSystem = new InMemoryFileProvider(builtins);
fileSystem.RegisterFileWithIdentifier("root.lsystem", @"
#axiom n(0.25, 18, 20)Fn(0.25, 0, 20)Fn(0.25, 0, 20)
#iterations 10
#symbols naF
#define diffusionStepsPerStep 2
#include diffusion (Node->n) (Amount->a)
");
var linker = new FileLinker(fileSystem);
var linkedFiles = linker.LinkFiles("root.lsystem");
using var system = linkedFiles.CompileSystem();
LSystemState <float> currentState = new DefaultLSystemState(
linkedFiles.GetAxiom(),
(uint)UnityEngine.Random.Range(int.MinValue, int.MaxValue));
var n = linkedFiles.GetSymbol("root.lsystem", 'n');
var a = linkedFiles.GetSymbol("root.lsystem", 'a');
var F = linkedFiles.GetSymbol("root.lsystem", 'F');
var symbolStringMapping = new Dictionary <int, char>()
{
{ n, 'n' },
{ a, 'a' },
{ F, 'F' },
};
Assert.AreEqual("n(0.25, 18, 20)Fn(0.25, 0, 20)Fn(0.25, 0, 20)", currentState.currentSymbols.Data.ToString(symbolStringMapping));
currentState = system.StepSystem(currentState);
Assert.AreEqual("n(0.25, 11.25, 20)Fn(0.25, 5.625, 20)Fn(0.25, 1.125, 20)", currentState.currentSymbols.Data.ToString(symbolStringMapping));
currentState = system.StepSystem(currentState);
Assert.AreEqual("n(0.25, 8.859375, 20)Fn(0.25, 5.976563, 20)Fn(0.25, 3.164063, 20)", currentState.currentSymbols.Data.ToString(symbolStringMapping));
currentState = system.StepSystem(currentState);
Assert.AreEqual("n(0.25, 7.602539, 20)Fn(0.25, 5.998535, 20)Fn(0.25, 4.398926, 20)", currentState.currentSymbols.Data.ToString(symbolStringMapping));
currentState = system.StepSystem(currentState);
Assert.AreEqual("n(0.25, 6.901062, 20)Fn(0.25, 5.999908, 20)Fn(0.25, 5.09903, 20)", currentState.currentSymbols.Data.ToString(symbolStringMapping));
currentState = system.StepSystem(currentState);
Assert.AreEqual("n(0.25, 6.506824, 20)Fn(0.25, 5.999994, 20)Fn(0.25, 5.493181, 20)", currentState.currentSymbols.Data.ToString(symbolStringMapping));
currentState = system.StepSystem(currentState);
Assert.AreEqual("n(0.25, 6.285088, 20)Fn(0.25, 6, 20)Fn(0.25, 5.714913, 20)", currentState.currentSymbols.Data.ToString(symbolStringMapping));
currentState = system.StepSystem(currentState);
Assert.AreEqual("n(0.25, 6.160362, 20)Fn(0.25, 6, 20)Fn(0.25, 5.839638, 20)", currentState.currentSymbols.Data.ToString(symbolStringMapping));
currentState = system.StepSystem(currentState);
Assert.AreEqual("n(0.25, 6.090203, 20)Fn(0.25, 6, 20)Fn(0.25, 5.909797, 20)", currentState.currentSymbols.Data.ToString(symbolStringMapping));
currentState.currentSymbols.DisposeImmediate();
}