private void DisguiseEntity(TR2CombinedLevel level, TR2Entities guiser, TR2Entities targetEntity)
{
List <TRModel> models = level.Data.Models.ToList();
int existingIndex = models.FindIndex(m => m.ID == (short)guiser);
if (existingIndex != -1)
{
models.RemoveAt(existingIndex);
}
TRModel disguiseAsModel = models[models.FindIndex(m => m.ID == (short)targetEntity)];
if (targetEntity == TR2Entities.BirdMonster && level.Is(LevelNames.CHICKEN))
{
// We have to keep the original model for the boss, so in
// this instance we just clone the model for the guiser
models.Add(new TRModel
{
Animation = disguiseAsModel.Animation,
FrameOffset = disguiseAsModel.FrameOffset,
ID = (uint)guiser,
MeshTree = disguiseAsModel.MeshTree,
NumMeshes = disguiseAsModel.NumMeshes,
StartingMesh = disguiseAsModel.StartingMesh
});
}
else
{
disguiseAsModel.ID = (uint)guiser;
}
level.Data.Models = models.ToArray();
level.Data.NumModels = (uint)models.Count;
}
private void RandomizeEnemiesNatively(TR2CombinedLevel level)
{
// For the assault course, nothing will be changed for the time being
if (level.IsAssault)
{
return;
}
List <TR2Entities> availableEnemyTypes = TR2EntityUtilities.GetEnemyTypeDictionary()[level.Name];
List <TR2Entities> droppableEnemies = TR2EntityUtilities.DroppableEnemyTypes()[level.Name];
List <TR2Entities> waterEnemies = TR2EntityUtilities.FilterWaterEnemies(availableEnemyTypes);
if (DocileBirdMonsters && level.Is(LevelNames.CHICKEN))
{
DisguiseEntity(level, TR2Entities.MaskedGoon1, TR2Entities.BirdMonster);
}
RandomizeEnemies(level, new EnemyRandomizationCollection
{
Available = availableEnemyTypes,
Droppable = droppableEnemies,
Water = waterEnemies,
BirdMonsterGuiser = TR2Entities.MaskedGoon1 // If randomizing natively, this will only apply to Ice Palace
});
}
private void AdjustOutfit(TR2CombinedLevel level, TR2Entities lara)
{
if (level.Is(LevelNames.HOME) && lara != TR2Entities.LaraHome)
{
// This ensures that Lara's hips match the new outfit for the starting animation and shower cutscene,
// otherwise the dressing gown hips are rendered, but the mesh is completely different for this, plus
// its textures will have been removed.
TRMesh laraMiscMesh = TR2LevelUtilities.GetModelFirstMesh(level.Data, TR2Entities.LaraMiscAnim_H);
TRMesh laraHipsMesh = TR2LevelUtilities.GetModelFirstMesh(level.Data, TR2Entities.Lara);
TR2LevelUtilities.DuplicateMesh(level.Data, laraMiscMesh, laraHipsMesh);
}
}
private void RotateLara(TR2Entity lara, TR2CombinedLevel level)
{
short currentAngle = lara.Angle;
while (lara.Angle == currentAngle)
{
int degrees = 45 * _generator.Next(0, 8);
lara.Angle = (short)(degrees * 16384 / -90);
}
// Spin the boat around too
if (level.Is(LevelNames.BARTOLI))
{
TR2Entity boat = level.Data.Entities.ToList().Find(e => e.TypeID == (short)TR2Entities.Boat);
boat.Angle = lara.Angle;
}
}
private void RandomizeEnemies(TR2CombinedLevel level, EnemyRandomizationCollection enemies)
{
bool shotgunGoonSeen = level.Is(LevelNames.HOME); // 1 ShotgunGoon in HSH only
bool dragonSeen = level.Is(LevelNames.LAIR); // 1 Marco in DL only
// Get a list of current enemy entities
List <TR2Entity> enemyEntities = level.GetEnemyEntities();
// Keep track of any new entities added (e.g. Skidoo)
List <TR2Entity> newEntities = new List <TR2Entity>();
// #148 If it's HSH and we have been able to import cross-level, we will add 15
// dogs outside the gate to ensure the kill counter works. Dogs, Goon1 and
// StickGoons will have been excluded from the cross-level pool for simplicity
// Their textures will have been removed but they won't spawn anyway as we aren't
// defining triggers - the game only needs them to be present in the entity list.
if (level.Is(LevelNames.HOME) && !enemies.Available.Contains(TR2Entities.Doberman))
{
for (int i = 0; i < 15; i++)
{
newEntities.Add(new TR2Entity
{
TypeID = (short)TR2Entities.Doberman,
Room = 85,
X = 61919,
Y = 2560,
Z = 74222,
Angle = 16384,
Flags = 0,
Intensity1 = -1,
Intensity2 = -1
});
}
}
// First iterate through any enemies that are restricted by room
Dictionary <TR2Entities, List <int> > enemyRooms = EnemyUtilities.GetRestrictedEnemyRooms(level.Name);
if (enemyRooms != null)
{
foreach (TR2Entities entity in enemyRooms.Keys)
{
if (!enemies.Available.Contains(entity))
{
continue;
}
List <int> rooms = enemyRooms[entity];
int maxEntityCount = EnemyUtilities.GetRestrictedEnemyLevelCount(entity);
if (maxEntityCount == -1)
{
// We are allowed any number, but this can't be more than the number of unique rooms,
// so we will assume 1 per room as these restricted enemies are likely to be tanky.
maxEntityCount = rooms.Count;
}
else
{
maxEntityCount = Math.Min(maxEntityCount, rooms.Count);
}
// Pick an actual count
int enemyCount = _generator.Next(1, maxEntityCount + 1);
for (int i = 0; i < enemyCount; i++)
{
// Find an entity in one of the rooms that the new enemy is restricted to
TR2Entity targetEntity = null;
do
{
int room = enemyRooms[entity][_generator.Next(0, enemyRooms[entity].Count)];
targetEntity = enemyEntities.Find(e => e.Room == room);
}while (targetEntity == null);
targetEntity.TypeID = (short)TR2EntityUtilities.TranslateEntityAlias(entity);
// #146 Ensure OneShot triggers are set for this enemy if needed
EnemyUtilities.SetEntityTriggers(level.Data, targetEntity);
// Remove the target entity so it doesn't get replaced
enemyEntities.Remove(targetEntity);
}
// Remove this entity type from the available rando pool
enemies.Available.Remove(entity);
}
}
foreach (TR2Entity currentEntity in enemyEntities)
{
TR2Entities currentEntityType = (TR2Entities)currentEntity.TypeID;
TR2Entities newEntityType = currentEntityType;
// If it's an existing enemy that has to remain in the same spot, skip it
if (EnemyUtilities.IsEnemyRequired(level.Name, currentEntityType))
{
continue;
}
//#45 - Check to see if any items are at the same location as the enemy.
//If there are we need to ensure that the new random enemy type is one that can drop items.
List <TR2Entity> sharedItems = new List <TR2Entity>(Array.FindAll
(
level.Data.Entities,
e =>
(
e.X == currentEntity.X &&
e.Y == currentEntity.Y &&
e.Z == currentEntity.Z
)
));
//Do multiple entities share one location?
bool isPickupItem = false;
if (sharedItems.Count > 1 && enemies.Droppable.Count != 0)
{
//Are any entities sharing a location a droppable pickup?
foreach (TR2Entity ent in sharedItems)
{
TR2Entities entType = (TR2Entities)ent.TypeID;
isPickupItem = TR2EntityUtilities.IsUtilityType(entType) ||
TR2EntityUtilities.IsGunType(entType) ||
TR2EntityUtilities.IsKeyItemType(entType);
if (isPickupItem)
{
break;
}
}
//Generate a new type
newEntityType = enemies.Available[_generator.Next(0, enemies.Available.Count)];
//Do we need to ensure the enemy can drop the item on the same tile?
if (!TR2EntityUtilities.CanDropPickups(newEntityType, !ProtectMonks) && isPickupItem)
{
//Ensure the new random entity can drop pickups
newEntityType = enemies.Droppable[_generator.Next(0, enemies.Droppable.Count)];
}
}
else
{
//Generate a new type
newEntityType = enemies.Available[_generator.Next(0, enemies.Available.Count)];
}
short roomIndex = currentEntity.Room;
TR2Room room = level.Data.Rooms[roomIndex];
if (level.Is(LevelNames.DA) && roomIndex == 77)
{
// Make sure the end level trigger isn't blocked by an unkillable enemy
while (TR2EntityUtilities.IsHazardCreature(newEntityType) || (ProtectMonks && TR2EntityUtilities.IsMonk(newEntityType)))
{
newEntityType = enemies.Available[_generator.Next(0, enemies.Available.Count)];
}
}
if (TR2EntityUtilities.IsWaterCreature(currentEntityType) && !TR2EntityUtilities.IsWaterCreature(newEntityType))
{
// Check alternate rooms too - e.g. rooms 74/48 in 40 Fathoms
short roomDrainIndex = -1;
if (room.ContainsWater)
{
roomDrainIndex = roomIndex;
}
else if (room.AlternateRoom != -1 && level.Data.Rooms[room.AlternateRoom].ContainsWater)
{
roomDrainIndex = room.AlternateRoom;
}
if (roomDrainIndex != -1 && !level.PerformDraining(roomDrainIndex))
{
// Draining cannot be performed so make the entity a water creature.
// The list of provided water creatures will either be those native
// to this level, or if randomizing cross-level, a pre-check will
// have already been performed on draining so if it's not possible,
// at least one water creature will be available.
newEntityType = enemies.Water[_generator.Next(0, enemies.Water.Count)];
}
}
// Ensure that if we have to pick a different enemy at this point that we still
// honour any pickups in the same spot.
List <TR2Entities> enemyPool = isPickupItem ? enemies.Droppable : enemies.Available;
if (newEntityType == TR2Entities.ShotgunGoon && shotgunGoonSeen) // HSH only
{
while (newEntityType == TR2Entities.ShotgunGoon)
{
newEntityType = enemyPool[_generator.Next(0, enemyPool.Count)];
}
}
if (newEntityType == TR2Entities.MarcoBartoli && dragonSeen) // DL only, other levels use quasi-zoning for the dragon
{
while (newEntityType == TR2Entities.MarcoBartoli)
{
newEntityType = enemyPool[_generator.Next(0, enemyPool.Count)];
}
}
// If we are restricting count per level for this enemy and have reached that count, pick
// someting else. This applies when we are restricting by in-level count, but not by room
// (e.g. Winston).
int maxEntityCount = EnemyUtilities.GetRestrictedEnemyLevelCount(newEntityType);
if (maxEntityCount != -1)
{
if (level.Data.Entities.ToList().FindAll(e => e.TypeID == (short)newEntityType).Count == maxEntityCount)
{
TR2Entities tmp = newEntityType;
while (newEntityType == tmp)
{
newEntityType = enemyPool[_generator.Next(0, enemyPool.Count)];
}
}
}
// #158 Several entity freezing issues have been found with various enemy
// combinations in Barkhang, so for now all Mercenary1 and MonkWithLongStick
// entities must remain in place, and no additional ones should be added.
if (level.Is(LevelNames.MONASTERY))
{
while (EnemyUtilities.IsEnemyRequired(level.Name, newEntityType))
{
newEntityType = enemyPool[_generator.Next(0, enemyPool.Count)];
}
}
// #144 Disguise something as the Chicken. Pre-checks will have been done to ensure
// the guiser is suitable for the level.
if (DocileBirdMonsters && newEntityType == TR2Entities.BirdMonster)
{
newEntityType = enemies.BirdMonsterGuiser;
}
// Make sure to convert BengalTiger, StickWieldingGoonBandana etc back to their actual types
currentEntity.TypeID = (short)TR2EntityUtilities.TranslateEntityAlias(newEntityType);
// #146 Ensure OneShot triggers are set for this enemy if needed. This currently only applies
// to the dragon, which will be handled above in defined rooms, but the check should be made
// here in case this needs to be extended later.
EnemyUtilities.SetEntityTriggers(level.Data, currentEntity);
}
// MercSnowMobDriver relies on RedSnowmobile so it will be available in the model list
if (!level.Is(LevelNames.TIBET))
{
TR2Entity mercDriver = level.Data.Entities.ToList().Find(e => e.TypeID == (short)TR2Entities.MercSnowmobDriver);
if (mercDriver != null)
{
short room, angle;
int x, y, z;
// we will only spawn one skidoo, so only need one random location
Location randomLocation = VehicleUtilities.GetRandomLocation(level.Name, TR2Entities.RedSnowmobile, _generator);
if (randomLocation != null)
{
room = (short)randomLocation.Room;
x = randomLocation.X;
y = randomLocation.Y;
z = randomLocation.Z;
angle = randomLocation.Angle;
}
else
{
// if the level does not have skidoo locations for some reason, just spawn it on the MercSnowMobDriver
room = mercDriver.Room;
x = mercDriver.X;
y = mercDriver.Y;
z = mercDriver.Z;
angle = mercDriver.Angle;
}
newEntities.Add(new TR2Entity
{
TypeID = (short)TR2Entities.RedSnowmobile,
Room = room,
X = x,
Y = y,
Z = z,
Angle = angle,
Flags = 0,
Intensity1 = -1,
Intensity2 = -1
});
}
}
// Did we add any new entities?
if (newEntities.Count > 0)
{
List <TR2Entity> levelEntities = level.Data.Entities.ToList();
levelEntities.AddRange(newEntities);
level.Data.Entities = levelEntities.ToArray();
level.Data.NumEntities = (uint)levelEntities.Count;
}
}
private EnemyTransportCollection SelectCrossLevelEnemies(TR2CombinedLevel level, int reduceEnemyCountBy = 0)
{
// For the assault course, nothing will be imported for the time being
if (level.IsAssault)
{
return(null);
}
// Get the list of enemy types currently in the level
List <TR2Entities> oldEntities = TR2EntityUtilities.GetEnemyTypeDictionary()[level.Name];
// Work out how many we can support
int enemyCount = oldEntities.Count - reduceEnemyCountBy + EnemyUtilities.GetEnemyAdjustmentCount(level.Name);
List <TR2Entities> newEntities = new List <TR2Entities>(enemyCount);
List <TR2Entities> chickenGuisers = EnemyUtilities.GetEnemyGuisers(TR2Entities.BirdMonster);
TR2Entities chickenGuiser = TR2Entities.BirdMonster;
// #148 For HSH, we lock the enemies that are required for the kill counter to work outside
// the gate, which means the game still has the correct target kill count, while allowing
// us to randomize the ones inside the gate (except the final shotgun goon).
// If however, we are on the final packing attempt, we will just change the stick goon
// alias and add docile bird monsters (if selected) as this is known to be supported.
if (level.Is(LevelNames.HOME) && reduceEnemyCountBy > 0)
{
TR2Entities newGoon = TR2Entities.StickWieldingGoon1BlackJacket;
List <TR2Entities> goonies = TR2EntityUtilities.GetEntityFamily(newGoon);
do
{
newGoon = goonies[_generator.Next(0, goonies.Count)];
}while (newGoon == TR2Entities.StickWieldingGoon1BlackJacket);
newEntities.AddRange(oldEntities);
newEntities.Remove(TR2Entities.StickWieldingGoon1);
newEntities.Add(newGoon);
if (DocileBirdMonsters)
{
newEntities.Remove(TR2Entities.MaskedGoon1);
newEntities.Add(TR2Entities.BirdMonster);
chickenGuiser = TR2Entities.MaskedGoon1;
}
}
else
{
// Do we need at least one water creature?
bool waterEnemyRequired = EnemyUtilities.IsWaterEnemyRequired(level);
// Do we need at least one enemy that can drop?
bool droppableEnemyRequired = EnemyUtilities.IsDroppableEnemyRequired(level);
// Let's try to populate the list. Start by adding one water enemy
// and one droppable enemy if they are needed.
if (waterEnemyRequired)
{
List <TR2Entities> waterEnemies = TR2EntityUtilities.KillableWaterCreatures();
TR2Entities entity;
do
{
entity = waterEnemies[_generator.Next(0, waterEnemies.Count)];
}while (!EnemyUtilities.IsEnemySupported(level.Name, entity));
newEntities.Add(entity);
}
if (droppableEnemyRequired)
{
List <TR2Entities> droppableEnemies = TR2EntityUtilities.GetCrossLevelDroppableEnemies(!ProtectMonks);
TR2Entities entity;
do
{
entity = droppableEnemies[_generator.Next(0, droppableEnemies.Count)];
}while (!EnemyUtilities.IsEnemySupported(level.Name, entity));
newEntities.Add(entity);
}
// Are there any other types we need to retain?
foreach (TR2Entities entity in EnemyUtilities.GetRequiredEnemies(level.Name))
{
if (!newEntities.Contains(entity))
{
newEntities.Add(entity);
}
}
// Get all other candidate enemies and fill the list
List <TR2Entities> allEnemies = TR2EntityUtilities.GetCandidateCrossLevelEnemies();
while (newEntities.Count < newEntities.Capacity)
{
TR2Entities entity = allEnemies[_generator.Next(0, allEnemies.Count)];
// Make sure this isn't known to be unsupported in the level
if (!EnemyUtilities.IsEnemySupported(level.Name, entity))
{
continue;
}
// If it's the chicken in HSH but we're not using docile, we don't want it ending the level
if (!DocileBirdMonsters && entity == TR2Entities.BirdMonster && level.Is(LevelNames.HOME))
{
continue;
}
// If it's a docile chicken in Barkhang, it won't work because we can't disguise monks in this level.
if (DocileBirdMonsters && entity == TR2Entities.BirdMonster && level.Is(LevelNames.MONASTERY))
{
continue;
}
// If this is a tracked enemy throughout the game, we only allow it if the number
// of unique levels is within the limit. Bear in mind we are collecting more than
// one group of enemies per level.
if (_gameEnemyTracker.ContainsKey(entity) && !_gameEnemyTracker[entity].Contains(level.Name))
{
if (_gameEnemyTracker[entity].Count < _gameEnemyTracker[entity].Capacity)
{
// The entity is allowed, so store the fact that this level will have it
_gameEnemyTracker[entity].Add(level.Name);
}
else
{
// Otherwise, pick something else
continue;
}
}
// GetEntityFamily returns all aliases for the likes of the tigers, but if an entity
// doesn't have any, the returned list just contains the entity itself. This means
// we can avoid duplicating standard enemies as well as avoiding alias-clashing.
List <TR2Entities> family = TR2EntityUtilities.GetEntityFamily(entity);
if (!newEntities.Any(e1 => family.Any(e2 => e1 == e2)))
{
// #144 We can include docile chickens provided we aren't including everything
// that can be disguised as a chicken.
if (DocileBirdMonsters)
{
bool guisersAvailable = !chickenGuisers.All(g => newEntities.Contains(g));
// If the selected entity is the chicken, it can be added provided there are
// available guisers.
if (!guisersAvailable && entity == TR2Entities.BirdMonster)
{
continue;
}
// If the selected entity is a potential guiser, it can only be added if it's not
// the last available guiser. Otherwise, it will become the guiser.
if (chickenGuisers.Contains(entity) && newEntities.Contains(TR2Entities.BirdMonster))
{
if (newEntities.FindAll(e => chickenGuisers.Contains(e)).Count == chickenGuisers.Count - 1)
{
continue;
}
}
}
newEntities.Add(entity);
}
}
}
// #144 Decide at this point who will be guising unless it has already been decided above (e.g. HSH)
if (DocileBirdMonsters && newEntities.Contains(TR2Entities.BirdMonster) && chickenGuiser == TR2Entities.BirdMonster)
{
int guiserIndex = chickenGuisers.FindIndex(g => !newEntities.Contains(g));
if (guiserIndex != -1)
{
chickenGuiser = chickenGuisers[guiserIndex];
}
}
return(new EnemyTransportCollection
{
EntitiesToImport = newEntities,
EntitiesToRemove = oldEntities,
BirdMonsterGuiser = chickenGuiser
});
}