/// <summary>
/// Creates obstacle basing on provided arguments.
/// </summary>
/// <param name="type">Type of the obstacle to create.</param>
/// <param name="iniData">Initialization data for the obstacle.</param>
/// <returns></returns>
public IObstacle CreateObstacle(ObstacleTypeEnum type, ObstacleIniData iniData)
{
switch (type)
{
case ObstacleTypeEnum.PhysicalBlock:
return(CreatePhysicalObstacle(iniData));
case ObstacleTypeEnum.EnergyBlock:
return(CreateEnergyObstacle(iniData));
}
throw new Exception("Error - Not recognized obstacle type.");
}
/// <summary>
/// Returns randomized, accordingly to provided in editor configuration, obstacle data.
/// </summary>
/// <returns></returns>
public ObstacleIniData GetRandomizedObstacleData(ObstacleTypeEnum obstacleType)
{
var obstacleIniData = new ObstacleIniData();
var positionVector = new Vector3();
positionVector.x = GetRandomNumber(_maxPosition.x, _minPosition.x) * _smallestLengthUnit;
positionVector.y = GetRandomNumber(_maxPosition.y, _minPosition.y) * _smallestLengthUnit;
positionVector.z = GetRandomNumber(_maxPosition.z, _minPosition.z) * _smallestLengthUnit;
var scaleVector = GetScaleVector(obstacleType);
obstacleIniData.Position = positionVector;
obstacleIniData.Scale = scaleVector;
obstacleIniData.ParentTransform = _parentTransform;
obstacleIniData.Mass = CalculateMass(obstacleType, scaleVector);
return(obstacleIniData);
}
/// <summary>
/// Returns the scale vector for provided obstacle type.
/// </summary>
/// <param name="obstacleType">Type of the obstacle.</param>
/// <returns></returns>
private Vector3 GetScaleVector(ObstacleTypeEnum obstacleType)
{
var scaleVector = Vector3.one;
switch (obstacleType)
{
case ObstacleTypeEnum.PhysicalBlock:
scaleVector.x = GetRandomNumber(_maxPhysicalCubeScale.x, _minPhysicalCubeScale.x) * _smallestLengthUnit;
scaleVector.y = GetRandomNumber(_maxPhysicalCubeScale.y, _minPhysicalCubeScale.y) * _smallestLengthUnit;
scaleVector.z = GetRandomNumber(_maxPhysicalCubeScale.z, _minPhysicalCubeScale.z) * _smallestLengthUnit;
break;
case ObstacleTypeEnum.EnergyBlock:
scaleVector.x = GetRandomNumber(_maxEnergyCubeScale.x, _minEnergyCubeScale.x) * _smallestLengthUnit;
scaleVector.y = GetRandomNumber(_maxEnergyCubeScale.y, _minEnergyCubeScale.y) * _smallestLengthUnit;
scaleVector.z = GetRandomNumber(_maxEnergyCubeScale.z, _minEnergyCubeScale.z) * _smallestLengthUnit;
break;
}
return(scaleVector);
}
/// <summary>
/// Sets the probabilities of spawns for ALL obstacle types at once. Needs value for all types.
/// </summary>
/// <param name="spawnProbabilities">Key: Type of obstacle, Value: probability of spawning [0:1]. Sum should be lower or equal to 1.</param>
public void SetObstacleSpawnProbabilities(Dictionary <ObstacleTypeEnum, float> spawnProbabilities)
{
ObstacleTypeEnum lastModifiedObstacle = ObstacleTypeEnum.EnergyBlock;
float overallProbability = 0.0f;
float lowerBorderProbability = 0.0f;
float upperBorderProbability = 0.0f;
foreach (var obstacleType in obstacleTypes)
{
float newProbability;
if (spawnProbabilities.TryGetValue(obstacleType, out newProbability) == false)
{
throw new Exception($"Probabilities concerning ALL types of obstacles must be provided! {obstacleType} was not found!");
}
upperBorderProbability = lowerBorderProbability + newProbability;
_obstacleTypeSpawnChance.Remove(obstacleType);
_obstacleTypeSpawnChance.Add(obstacleType, Tuple.Create(lowerBorderProbability, upperBorderProbability));
lowerBorderProbability = upperBorderProbability;
overallProbability += newProbability;
lastModifiedObstacle = obstacleType;
}
if (overallProbability > 1.0f)
{
throw new Exception(
"Sum of provided probabilities in obstacle spawn probability cannot be more than 1!");
}
//If the probability is lower than 1.0f - add the remaining amount to the last range.
if (overallProbability < 1.0f)
{
Tuple <float, float> probabilityRange;
_obstacleTypeSpawnChance.TryGetValue(lastModifiedObstacle, out probabilityRange);
_obstacleTypeSpawnChance.Remove(lastModifiedObstacle);
var newRange = Tuple.Create(probabilityRange.Item1,
probabilityRange.Item2 + (1.0f - probabilityRange.Item2));
_obstacleTypeSpawnChance.Add(lastModifiedObstacle, newRange);
}
}
/// <summary>
/// Creates new obstacles pool. If maxObstacles is smaller than startingObstaclesAmount - the latter will
/// have assigned the value of the first one.
/// </summary>
/// <param name="obstacleTypeEnum">Type of the obstacle that this pool will be storing.</param>
/// <param name="obstacleFactory">Factory used to create the obstacles.</param>
/// <param name="maxObstacles">Maximal amount of obstacles this pool can store.</param>
/// <param name="startingObstaclesAmount">Starting amount of obstacles that will be instantly ready.</param>
public ObstaclesPool(ObstacleTypeEnum obstacleTypeEnum, IObstacleFactory obstacleFactory, int maxObstacles,
int startingObstaclesAmount)
{
if (maxObstacles < startingObstaclesAmount)
{
startingObstaclesAmount = maxObstacles;
}
StoredObstaclesType = obstacleTypeEnum;
_obstacleFactory = obstacleFactory;
MaxObstacles = maxObstacles;
BeginningObstacles = startingObstaclesAmount;
int beginningObstaclesCount = MaxObstacles > BeginningObstacles ? BeginningObstacles : MaxObstacles;
var obstacleData = new ObstacleIniData();
for (int i = 0; i < beginningObstaclesCount; i++)
{
AddNewObstacle(obstacleData);
_obstaclesInUse++;
}
}
/// <summary>
/// Calculates mass for freshly randomized obstacle.
/// </summary>
/// <param name="obstacleType">Type of the obstacle which the mass is calculated for.</param>
/// <param name="scale">Scale of the obstacle - defines its size, and refers to a 1x1x1 units cube.</param>
/// <returns></returns>
private float CalculateMass(ObstacleTypeEnum obstacleType, Vector3 scale)
{
float mass = 1.0f;
switch (obstacleType)
{
case ObstacleTypeEnum.PhysicalBlock:
mass = scale.x * scale.y * scale.z * _physicalCubeDensity;
break;
case ObstacleTypeEnum.EnergyBlock:
mass = scale.x * scale.y * scale.z * _energyCubeDensity;
break;
}
if (mass < 0.0f)
{
//In case someone makes a mistake and sets negative scale somewhere... And by "someone" I mean myself.
mass = -mass;
}
return(mass);
}
