public void ThenTheFitnessIsOneMinusTheBranchVolume()
{
Mock <ILeafFitness> leafFitnessMock = new Mock <ILeafFitness>();
leafFitnessMock.Setup(x => x.EvaluatePhotosyntheticRate(It.IsAny <Leaf>()))
.Returns(1);
PlantFitness plantFitness = new PlantFitness(leafFitnessMock.Object);
TurtlePen turtlePen = new TurtlePen(new GeometryRenderSystem())
{
ForwardStep = 1,
RotationStep = 90.0f,
BranchDiameter = 0.02f
};
Mock <ILSystem> lSystem1Mock = new Mock <ILSystem>();
lSystem1Mock.Setup(x => x.GetCommandString()).Returns("F+O");
PersistentPlantGeometryStorage geometryStorage1 = new PersistentPlantGeometryStorage();
Plant plant1 = new Plant(lSystem1Mock.Object, turtlePen, geometryStorage1, Vector3.zero, Color.black);
plant1.Generate();
Fitness plantFitnessObject = plantFitness.EvaluatePhloemTransportationFitness(plant1);
float plantFitnessValue = plantFitnessObject.LeafEnergy - plantFitnessObject.BranchCost;
Debug.Log("Plant 1 Fitness: " + plantFitnessValue);
Assert.That(Math.Abs(plantFitnessValue), Is.EqualTo(1 - plantFitnessObject.BranchCost));
}
public void ThenThePlantWithHigherLeavesHasAHigherUpwardsPhototropismFitnessValue()
{
PlantFitness plantFitness = new PlantFitness(new LeafFitness(new SunInformation()));
Mock <GeometryRenderSystem> geometryRenderMock = new Mock <GeometryRenderSystem>();
TurtlePen turtlePen = new TurtlePen(geometryRenderMock.Object)
{
ForwardStep = 1
};
Mock <ILSystem> lSystem1Mock = new Mock <ILSystem>();
lSystem1Mock.Setup(x => x.GetCommandString()).Returns("FO");
PersistentPlantGeometryStorage geometryStorage1 = new PersistentPlantGeometryStorage();
Plant plant1 = new Plant(lSystem1Mock.Object, turtlePen, geometryStorage1, Vector3.zero, Color.black);
plant1.Generate();
float plant1Fitness = plantFitness.EvaluateUpwardsPhototrophicFitness(plant1);
Mock <ILSystem> lSystem2Mock = new Mock <ILSystem>();
lSystem2Mock.Setup(x => x.GetCommandString()).Returns("FFO");
PersistentPlantGeometryStorage geometryStorage2 = new PersistentPlantGeometryStorage();
Plant plant2 = new Plant(lSystem2Mock.Object, turtlePen, geometryStorage2, Vector3.zero, Color.black);
plant2.Generate();
float plant2Fitness = plantFitness.EvaluateUpwardsPhototrophicFitness(plant2);
Debug.Log("Small Plant Fitness: " + plant1Fitness);
Debug.Log("Larger Plant Fitness: " + plant2Fitness);
Assert.That(plant2Fitness, Is.GreaterThan(plant1Fitness));
}
public void ThenTheDynamicPhototrophicFitnessIsZero()
{
PlantFitness plantFitness = new PlantFitness(new LeafFitness(new SunInformation
{
SummerAltitude = 90,
WinterAltitude = 90,
Azimuth = 0
}));
TurtlePen turtlePen = new TurtlePen(new GeometryRenderSystem())
{
ForwardStep = 1,
RotationStep = 90.0f,
};
Mock <ILSystem> lSystem1Mock = new Mock <ILSystem>();
lSystem1Mock.Setup(x => x.GetCommandString()).Returns("F+O");
PersistentPlantGeometryStorage geometryStorage1 = new PersistentPlantGeometryStorage();
Plant plant1 = new Plant(lSystem1Mock.Object, turtlePen, geometryStorage1, Vector3.zero, Color.black);
plant1.Generate();
float plantFitnessValue = plantFitness.EvaluateDynamicPhototrophicFitness(plant1);
Debug.Log("Plant 1 Fitness: " + plantFitnessValue);
Assert.That(plantFitnessValue, Is.EqualTo(0));
}
public void ThenTheTwoPlantsWillHaveTheSameUpwardsPhototropismFitnessValue()
{
PlantFitness plantFitness = new PlantFitness(new LeafFitness(new SunInformation()));
Mock <GeometryRenderSystem> geometryRenderMock = new Mock <GeometryRenderSystem>();
TurtlePen turtlePen = new TurtlePen(geometryRenderMock.Object)
{
ForwardStep = 1,
RotationStep = 22.5f,
};
Mock <ILSystem> lSystem1Mock = new Mock <ILSystem>();
lSystem1Mock.Setup(x => x.GetCommandString()).Returns("-F-FO");
PersistentPlantGeometryStorage geometryStorage1 = new PersistentPlantGeometryStorage();
Plant plant1 = new Plant(lSystem1Mock.Object, turtlePen, geometryStorage1, Vector3.zero, Color.black);
plant1.Generate();
float plant1Fitness = plantFitness.EvaluateUpwardsPhototrophicFitness(plant1);
Mock <ILSystem> lSystem2Mock = new Mock <ILSystem>();
lSystem2Mock.Setup(x => x.GetCommandString()).Returns("+F+FO");
PersistentPlantGeometryStorage geometryStorage2 = new PersistentPlantGeometryStorage();
Plant plant2 = new Plant(lSystem2Mock.Object, turtlePen, geometryStorage2, Vector3.zero, Color.black);
plant2.Generate();
float plant2Fitness = plantFitness.EvaluateUpwardsPhototrophicFitness(plant2);
Debug.Log("Plant 1 Fitness: " + plant1Fitness);
Debug.Log("Plant 2 Fitness: " + plant2Fitness);
Assert.That(plant2Fitness, Is.EqualTo(plant1Fitness));
}
private void DrawLeaf(PersistentPlantGeometryStorage geometryStorage)
{
Vector3 leafPosition = _currentPosition + (ForwardStep * _forwardStepMultiplication * GetDirection());
Vector3 rightVector = Vector3.zero;
_renderSystem.DrawQuad(leafPosition, GetDirection(), _currentColor, ref rightVector);
geometryStorage.StoreLeaf(leafPosition, rightVector);
}
public Plant(ILSystem lindenMayerSystem, TurtlePen turtlePen, PersistentPlantGeometryStorage geometryStorage, Vector3 position, Color leafColour)
{
LindenMayerSystem = lindenMayerSystem;
_turtlePen = turtlePen;
GeometryStorage = geometryStorage;
Position = position;
LindenMayerSystem.SetLeafColour(leafColour);
}
private void DecreaseBranchDiameter(PersistentPlantGeometryStorage geometryStorage)
{
Vector3 currentDirection = GetDirection();
var lastPosition = _currentPosition;
_currentPosition += (ForwardStep * (_forwardStepMultiplication - 1)) * currentDirection;
_renderSystem.DrawCylinder(lastPosition, _currentPosition, _currentBranchDiameter);
geometryStorage.ExtendBranch(lastPosition, _currentPosition, _currentBranchDiameter);
_lastMovementDirection = currentDirection;
_forwardStepMultiplication = 1;
double randomNumber = _randomGenerator.Next((int)(BranchReductionRate.Min * 100), (int)(BranchReductionRate.Max * 100));
_currentBranchDiameter *= (float)(randomNumber / 100);
geometryStorage.StartNewBranch(_currentBranchDiameter);
}
public void SetUp()
{
_plantFitness = new PlantFitness(new LeafFitness(new SunInformation()));
Mock <GeometryRenderSystem> geometryRenderMock = new Mock <GeometryRenderSystem>();
TurtlePen turtlePen = new TurtlePen(geometryRenderMock.Object)
{
ForwardStep = 1
};
Mock <ILSystem> lSystem1Mock = new Mock <ILSystem>();
lSystem1Mock.Setup(x => x.GetCommandString()).Returns("FF");
PersistentPlantGeometryStorage geometryStorage1 = new PersistentPlantGeometryStorage();
_plant = new Plant(lSystem1Mock.Object, turtlePen, geometryStorage1, Vector3.zero, Color.black);
_plant.Generate();
}
private void MoveForward(PersistentPlantGeometryStorage geometryStorage)
{
Vector3 currentDirection = GetDirection();
if (currentDirection == _lastMovementDirection)
{
++_forwardStepMultiplication;
return;
}
var lastPosition = _currentPosition;
_currentPosition += (ForwardStep * _forwardStepMultiplication) * currentDirection;
_renderSystem.DrawCylinder(lastPosition, _currentPosition, _currentBranchDiameter);
geometryStorage.ExtendBranch(lastPosition, _currentPosition, _currentBranchDiameter);
_lastMovementDirection = currentDirection;
_forwardStepMultiplication = 1;
}
private void PopTransformation(PersistentPlantGeometryStorage geometryStorage)
{
if (_forwardStepMultiplication > 1)
{
Vector3 currentDirection = GetDirection();
var lastPosition = _currentPosition;
_currentPosition += (ForwardStep * _forwardStepMultiplication) * currentDirection;
_renderSystem.DrawCylinder(lastPosition, _currentPosition, _currentBranchDiameter);
geometryStorage.ExtendBranch(lastPosition, _currentPosition, _currentBranchDiameter);
_lastMovementDirection = currentDirection;
_forwardStepMultiplication = 1;
}
_currentPosition = _positionStack.Pop();
_currentRotation = _rotationStack.Pop();
_currentBranchDiameter = _branchDiameterStack.Pop();
_currentColor = _colorStack.Pop();
geometryStorage.Pop();
}
public void ThenTheDynamicPhototrophicFitnessIsHigherForTheLeafPointingDirectlyAtTheSun()
{
PlantFitness plantFitness = new PlantFitness(new LeafFitness(new SunInformation
{
SummerAltitude = 90,
WinterAltitude = 90,
Azimuth = 0
}));
Vector3 rightVector = new Vector3(0, 1, 0);
TurtlePen turtlePen = new TurtlePen(new GeometryRenderSystem())
{
ForwardStep = 1,
RotationStep = 90.0f,
};
Mock <ILSystem> lSystem1Mock = new Mock <ILSystem>();
lSystem1Mock.Setup(x => x.GetCommandString()).Returns("F-O");
PersistentPlantGeometryStorage geometryStorage1 = new PersistentPlantGeometryStorage();
Plant plant1 = new Plant(lSystem1Mock.Object, turtlePen, geometryStorage1, Vector3.zero, Color.black);
plant1.Generate();
float plant1Fitness = plantFitness.EvaluateDynamicPhototrophicFitness(plant1);
Mock <ILSystem> lSystem2Mock = new Mock <ILSystem>();
lSystem2Mock.Setup(x => x.GetCommandString()).Returns("F+O");
PersistentPlantGeometryStorage geometryStorage2 = new PersistentPlantGeometryStorage();
Plant plant2 = new Plant(lSystem2Mock.Object, turtlePen, geometryStorage2, Vector3.zero, Color.black);
plant2.Generate();
float plant2Fitness = plantFitness.EvaluateDynamicPhototrophicFitness(plant2);
Debug.Log("Plant 1 Fitness: " + plant1Fitness);
Debug.Log("Plant 2 Fitness: " + plant2Fitness);
Assert.That(plant1Fitness, Is.GreaterThan(plant2Fitness));
}
public List <GameObject> Draw(PersistentPlantGeometryStorage geometryStorage, Vector3 startingPosition, string commandString, Color leafColor)
{
SetupQuaternions();
geometryStorage.StartPlant();
_renderSystem.ClearObjects();
_currentPosition = startingPosition;
_currentRotation = Quaternion.identity;
_currentBranchDiameter = BranchDiameter;
_currentColor = new Color(0.0f, 0.1f, 0.0f);
_lastMovementDirection = Vector3.zero;
_forwardStepMultiplication = 1;
foreach (var command in commandString)
{
switch (command)
{
case 'F':
MoveForward(geometryStorage);
break;
case 'O':
DrawLeaf(geometryStorage);
break;
case '+':
TurnLeft();
break;
case '-':
TurnRight();
break;
case '&':
PitchUp();
break;
case '^':
PitchDown();
break;
case '\\':
RollRight();
break;
case '/':
RollLeft();
break;
case '!':
DecreaseBranchDiameter(geometryStorage);
break;
case '\'':
IncreaseGreenValue();
break;
case '[':
PushTransformation(geometryStorage);
break;
case ']':
PopTransformation(geometryStorage);
break;
}
}
return(_renderSystem.FinalisePlant(leafColor));
}
