/// <summary>
/// Method to spawn level NPCs
/// </summary>
public void SpawnNPC()
{
// Initialise the maximum number of NPCs. It increases with level
int maxNPCsForLevel =
(int)ProcGenFunctions.Logistic(Level, 20d, 10d, 0.3d);
// Set the number of NPCs for the current level.
// It's random between 0 and the maximum number of NPCs.
int numberOfNPCs = rnd.Next(maxNPCsForLevel + 1);
// Repeat spawn for the number of NPCs of level
for (int i = 0; i < numberOfNPCs; i++)
{
// Create variables row and columns
int row;
int column;
// Do cycle while tile of row and column contains exit
do
{
// Define row and column for current NPC
row = rnd.Next(8);
column = rnd.Next(8);
} while (GameGrid[row, column].Contains(Exit));
// Define position to give to NPC
Position pos = new Position(row, column);
// Add NPC to tile
GameGrid[row, column].AddObject(new NPC(pos, this));
}
}
/// <summary>
/// Method to spawn level traps.
/// </summary>
public void SpawnTraps()
{
// Initialise the maximum number of traps. It increases with level
int maxTrapsPerLevel =
(int)ProcGenFunctions.Logistic(Level, 20d, 10d, 0.3d);
// Set the number of traps for the current level.
// It's random between 0 and the maximum number of traps.
int numberOfTraps = rnd.Next(maxTrapsPerLevel + 1);
// Repeat spawn for the number of traps of level
for (int i = 0; i < numberOfTraps; i++)
{
// Create variables row and columns
int row;
int column;
// Do cycle while the position chosen for the trap is the same
// as the exit
do
{
// Define row and column for current NPC
row = rnd.Next(8);
column = rnd.Next(8);
} while (GameGrid[row, column].Contains(Exit));
// Initialise trap in a random position
Trap trap = new Trap();
// Add trap to grid
GameGrid[row, column].AddObject(trap);
}
}
/// <summary>
/// Constructor to Initialise all properties.
/// </summary>
/// <param name="pos">Player position.</param>
/// <param name="grid">Game Grid.</param>
public NPC(Position pos, GridManager grid)
{
// Initialise Max Attack Power for level. It increases with level
MaxAPForThisLevel =
ProcGenFunctions.Logistic(grid.Level, 100d, 20d, 0.1d);
// Initialise Max HP for level. It increases with level
MaxHPForThisLevel =
ProcGenFunctions.Logistic(grid.Level, 100d, 20d, 0.1d);
// Initialise Hostile Probability for level. It increases with level
HostileProbabilityForThisLevel =
ProcGenFunctions.Logistic(grid.Level, 1d, 20d, 0.1d);
// Initialise NPC Type according to Hostile Probability for level
NpcType = rnd.NextDouble() < HostileProbabilityForThisLevel
? StateOfNpc.Enemy : StateOfNpc.Neutral;
// Initialise NPC Position
Pos = pos;
// Set Attack Power for level
AP = rnd.NextDouble() * MaxAPForThisLevel;
// Set HP for level
HP = rnd.NextDouble() * MaxHPForThisLevel;
}
/// <summary>
/// Method to spawn level items.
/// </summary>
public void SpawnItems()
{
// Initialise the maximum number of items. It decreases with level
int maxItensPerLevel =
(int)ProcGenFunctions.Logistic(Level, 30d, 10d, -0.3d);
// Set the number of items for the current level.
// It's random between 0 and the maximum number of items.
int numberOfItens = rnd.Next(maxItensPerLevel + 1);
// Repeat spawn for the number of items of level
for (int i = 0; i < numberOfItens; i++)
{
// Create variables row and columns
int row;
int column;
// Do cycle while the position chosen for the trap is the same
// as the exit
do
{
// Define row and column for current NPC
row = rnd.Next(8);
column = rnd.Next(8);
} while (GameGrid[row, column].Contains(Exit));
// 50% probability that item is food
if (rnd.NextDouble() < 0.5d)
{
// Create and Initialise food
Item item = new Food();
// Add food to tile
GameGrid[row, column].AddObject(item);
}
// 50% probability that item is a weapon
else
{
// Create and Initialise weapon
Item item = new Weapon();
// Add weapon to tile
GameGrid[row, column].AddObject(item);
}
}
}