private void OnObjectTriggered(LevelObject triggeredObject, LevelTrigger trigger, Entity triggerer)
{
if (trigger.TriggerOthersDistance <= 0.0f)
{
return;
}
foreach (LevelObject obj in objects)
{
if (obj == triggeredObject)
{
continue;
}
foreach (LevelTrigger otherTrigger in obj.Triggers)
{
otherTrigger.OtherTriggered(triggeredObject, trigger);
}
}
}
public void PlaceObjects(Level level, int amount)
{
objectGrid = new List <LevelObject> [
level.Size.X / GridSize,
(level.Size.Y - level.BottomPos) / GridSize];
List <SpawnPosition> availableSpawnPositions = new List <SpawnPosition>();
var levelCells = level.GetAllCells();
availableSpawnPositions.AddRange(GetAvailableSpawnPositions(levelCells, LevelObjectPrefab.SpawnPosType.Wall));
availableSpawnPositions.AddRange(GetAvailableSpawnPositions(level.SeaFloor.Cells, LevelObjectPrefab.SpawnPosType.SeaFloor));
foreach (RuinGeneration.Ruin ruin in level.Ruins)
{
foreach (var ruinShape in ruin.RuinShapes)
{
foreach (var wall in ruinShape.Walls)
{
availableSpawnPositions.Add(new SpawnPosition(
new GraphEdge(wall.A, wall.B),
(wall.A + wall.B) / 2.0f - ruinShape.Center,
LevelObjectPrefab.SpawnPosType.RuinWall,
ruinShape.GetLineAlignment(wall)));
}
}
}
foreach (var posOfInterest in level.PositionsOfInterest)
{
if (posOfInterest.PositionType != Level.PositionType.MainPath)
{
continue;
}
availableSpawnPositions.Add(new SpawnPosition(
new GraphEdge(posOfInterest.Position.ToVector2(), posOfInterest.Position.ToVector2() + Vector2.UnitX),
Vector2.UnitY,
LevelObjectPrefab.SpawnPosType.MainPath,
Alignment.Top));
}
objects = new List <LevelObject>();
for (int i = 0; i < amount; i++)
{
//get a random prefab and find a place to spawn it
LevelObjectPrefab prefab = GetRandomPrefab(level.GenerationParams.Name);
SpawnPosition spawnPosition = FindObjectPosition(availableSpawnPositions, level, prefab);
if (spawnPosition == null && prefab.SpawnPos != LevelObjectPrefab.SpawnPosType.None)
{
continue;
}
float rotation = 0.0f;
if (prefab.AlignWithSurface && spawnPosition != null)
{
rotation = MathUtils.VectorToAngle(new Vector2(spawnPosition.Normal.Y, spawnPosition.Normal.X));
}
rotation += Rand.Range(prefab.RandomRotationRad.X, prefab.RandomRotationRad.Y, Rand.RandSync.Server);
Vector2 position = Vector2.Zero;
Vector2 edgeDir = Vector2.UnitX;
if (spawnPosition == null)
{
position = new Vector2(
Rand.Range(0.0f, level.Size.X, Rand.RandSync.Server),
Rand.Range(0.0f, level.Size.Y, Rand.RandSync.Server));
}
else
{
edgeDir = (spawnPosition.GraphEdge.Point1 - spawnPosition.GraphEdge.Point2) / spawnPosition.Length;
position = spawnPosition.GraphEdge.Point2 + edgeDir * Rand.Range(prefab.MinSurfaceWidth / 2.0f, spawnPosition.Length - prefab.MinSurfaceWidth / 2.0f, Rand.RandSync.Server);
}
var newObject = new LevelObject(prefab,
new Vector3(position, Rand.Range(prefab.DepthRange.X, prefab.DepthRange.Y, Rand.RandSync.Server)), Rand.Range(prefab.MinSize, prefab.MaxSize, Rand.RandSync.Server), rotation);
AddObject(newObject, level);
foreach (LevelObjectPrefab.ChildObject child in prefab.ChildObjects)
{
int childCount = Rand.Range(child.MinCount, child.MaxCount, Rand.RandSync.Server);
for (int j = 0; j < childCount; j++)
{
var matchingPrefabs = LevelObjectPrefab.List.Where(p => child.AllowedNames.Contains(p.Name));
int prefabCount = matchingPrefabs.Count();
var childPrefab = prefabCount == 0 ? null : matchingPrefabs.ElementAt(Rand.Range(0, prefabCount, Rand.RandSync.Server));
if (childPrefab == null)
{
continue;
}
Vector2 childPos = position + edgeDir * Rand.Range(-0.5f, 0.5f, Rand.RandSync.Server) * prefab.MinSurfaceWidth;
var childObject = new LevelObject(childPrefab,
new Vector3(childPos, Rand.Range(childPrefab.DepthRange.X, childPrefab.DepthRange.Y, Rand.RandSync.Server)),
Rand.Range(childPrefab.MinSize, childPrefab.MaxSize, Rand.RandSync.Server),
rotation + Rand.Range(childPrefab.RandomRotationRad.X, childPrefab.RandomRotationRad.Y, Rand.RandSync.Server));
AddObject(childObject, level);
}
}
}
}
public void PlaceObjects(Level level, int amount)
{
objectGrid = new List <LevelObject> [
level.Size.X / GridSize,
(level.Size.Y - level.BottomPos) / GridSize];
List <SpawnPosition> availableSpawnPositions = new List <SpawnPosition>();
var levelCells = level.GetAllCells();
availableSpawnPositions.AddRange(GetAvailableSpawnPositions(levelCells, LevelObjectPrefab.SpawnPosType.Wall));
availableSpawnPositions.AddRange(GetAvailableSpawnPositions(level.SeaFloor.Cells, LevelObjectPrefab.SpawnPosType.SeaFloor));
foreach (RuinGeneration.Ruin ruin in level.Ruins)
{
foreach (var ruinShape in ruin.RuinShapes)
{
foreach (var wall in ruinShape.Walls)
{
availableSpawnPositions.Add(new SpawnPosition(
new GraphEdge(wall.A, wall.B),
(wall.A + wall.B) / 2.0f - ruinShape.Center,
LevelObjectPrefab.SpawnPosType.RuinWall,
ruinShape.GetLineAlignment(wall)));
}
}
}
foreach (var posOfInterest in level.PositionsOfInterest)
{
if (posOfInterest.PositionType != Level.PositionType.MainPath)
{
continue;
}
availableSpawnPositions.Add(new SpawnPosition(
new GraphEdge(posOfInterest.Position.ToVector2(), posOfInterest.Position.ToVector2() + Vector2.UnitX),
Vector2.UnitY,
LevelObjectPrefab.SpawnPosType.MainPath,
Alignment.Top));
}
availableSpawnPositions.Add(new SpawnPosition(
new GraphEdge(level.StartPosition - Vector2.UnitX, level.StartPosition + Vector2.UnitX),
-Vector2.UnitY, LevelObjectPrefab.SpawnPosType.LevelStart, Alignment.Top));
availableSpawnPositions.Add(new SpawnPosition(
new GraphEdge(level.EndPosition - Vector2.UnitX, level.EndPosition + Vector2.UnitX),
-Vector2.UnitY, LevelObjectPrefab.SpawnPosType.LevelEnd, Alignment.Top));
var availablePrefabs = new List <LevelObjectPrefab>(LevelObjectPrefab.List);
objects = new List <LevelObject>();
Dictionary <LevelObjectPrefab, List <SpawnPosition> > suitableSpawnPositions = new Dictionary <LevelObjectPrefab, List <SpawnPosition> >();
Dictionary <LevelObjectPrefab, List <float> > spawnPositionWeights = new Dictionary <LevelObjectPrefab, List <float> >();
for (int i = 0; i < amount; i++)
{
//get a random prefab and find a place to spawn it
LevelObjectPrefab prefab = GetRandomPrefab(level.GenerationParams.Identifier, availablePrefabs);
if (prefab == null)
{
continue;
}
if (!suitableSpawnPositions.ContainsKey(prefab))
{
suitableSpawnPositions.Add(prefab, availableSpawnPositions.Where(sp =>
prefab.SpawnPos.HasFlag(sp.SpawnPosType) && (sp.Length >= prefab.MinSurfaceWidth && prefab.Alignment.HasFlag(sp.Alignment) || sp.SpawnPosType == LevelObjectPrefab.SpawnPosType.LevelEnd || sp.SpawnPosType == LevelObjectPrefab.SpawnPosType.LevelStart)).ToList());
spawnPositionWeights.Add(prefab,
suitableSpawnPositions[prefab].Select(sp => sp.GetSpawnProbability(prefab)).ToList());
}
SpawnPosition spawnPosition = ToolBox.SelectWeightedRandom(suitableSpawnPositions[prefab], spawnPositionWeights[prefab], Rand.RandSync.Server);
if (spawnPosition == null && prefab.SpawnPos != LevelObjectPrefab.SpawnPosType.None)
{
continue;
}
float rotation = 0.0f;
if (prefab.AlignWithSurface && spawnPosition != null)
{
rotation = MathUtils.VectorToAngle(new Vector2(spawnPosition.Normal.Y, spawnPosition.Normal.X));
}
rotation += Rand.Range(prefab.RandomRotationRad.X, prefab.RandomRotationRad.Y, Rand.RandSync.Server);
Vector2 position = Vector2.Zero;
Vector2 edgeDir = Vector2.UnitX;
if (spawnPosition == null)
{
position = new Vector2(
Rand.Range(0.0f, level.Size.X, Rand.RandSync.Server),
Rand.Range(0.0f, level.Size.Y, Rand.RandSync.Server));
}
else
{
edgeDir = (spawnPosition.GraphEdge.Point1 - spawnPosition.GraphEdge.Point2) / spawnPosition.Length;
position = spawnPosition.GraphEdge.Point2 + edgeDir * Rand.Range(prefab.MinSurfaceWidth / 2.0f, spawnPosition.Length - prefab.MinSurfaceWidth / 2.0f, Rand.RandSync.Server);
}
var newObject = new LevelObject(prefab,
new Vector3(position, Rand.Range(prefab.DepthRange.X, prefab.DepthRange.Y, Rand.RandSync.Server)), Rand.Range(prefab.MinSize, prefab.MaxSize, Rand.RandSync.Server), rotation);
AddObject(newObject, level);
if (prefab.MaxCount < amount)
{
if (objects.Count(o => o.Prefab == prefab) >= prefab.MaxCount)
{
availablePrefabs.Remove(prefab);
}
}
foreach (LevelObjectPrefab.ChildObject child in prefab.ChildObjects)
{
int childCount = Rand.Range(child.MinCount, child.MaxCount, Rand.RandSync.Server);
for (int j = 0; j < childCount; j++)
{
var matchingPrefabs = LevelObjectPrefab.List.Where(p => child.AllowedNames.Contains(p.Name));
int prefabCount = matchingPrefabs.Count();
var childPrefab = prefabCount == 0 ? null : matchingPrefabs.ElementAt(Rand.Range(0, prefabCount, Rand.RandSync.Server));
if (childPrefab == null)
{
continue;
}
Vector2 childPos = position + edgeDir * Rand.Range(-0.5f, 0.5f, Rand.RandSync.Server) * prefab.MinSurfaceWidth;
var childObject = new LevelObject(childPrefab,
new Vector3(childPos, Rand.Range(childPrefab.DepthRange.X, childPrefab.DepthRange.Y, Rand.RandSync.Server)),
Rand.Range(childPrefab.MinSize, childPrefab.MaxSize, Rand.RandSync.Server),
rotation + Rand.Range(childPrefab.RandomRotationRad.X, childPrefab.RandomRotationRad.Y, Rand.RandSync.Server));
AddObject(childObject, level);
}
}
}
}
private void AddObject(LevelObject newObject, Level level)
{
foreach (LevelTrigger trigger in newObject.Triggers)
{
trigger.OnTriggered += (levelTrigger, obj) =>
{
OnObjectTriggered(newObject, levelTrigger, obj);
};
}
var spriteCorners = new List <Vector2>
{
Vector2.Zero, Vector2.Zero, Vector2.Zero, Vector2.Zero
};
Sprite sprite = newObject.Sprite ?? newObject.Prefab.DeformableSprite?.Sprite;
//calculate the positions of the corners of the rotated sprite
if (sprite != null)
{
Vector2 halfSize = sprite.size * newObject.Scale / 2;
spriteCorners[0] = -halfSize;
spriteCorners[1] = new Vector2(-halfSize.X, halfSize.Y);
spriteCorners[2] = halfSize;
spriteCorners[3] = new Vector2(halfSize.X, -halfSize.Y);
Vector2 pivotOffset = sprite.Origin * newObject.Scale - halfSize;
pivotOffset.X = -pivotOffset.X;
pivotOffset = new Vector2(
(float)(pivotOffset.X * Math.Cos(-newObject.Rotation) - pivotOffset.Y * Math.Sin(-newObject.Rotation)),
(float)(pivotOffset.X * Math.Sin(-newObject.Rotation) + pivotOffset.Y * Math.Cos(-newObject.Rotation)));
for (int j = 0; j < 4; j++)
{
spriteCorners[j] = new Vector2(
(float)(spriteCorners[j].X * Math.Cos(-newObject.Rotation) - spriteCorners[j].Y * Math.Sin(-newObject.Rotation)),
(float)(spriteCorners[j].X * Math.Sin(-newObject.Rotation) + spriteCorners[j].Y * Math.Cos(-newObject.Rotation)));
spriteCorners[j] += new Vector2(newObject.Position.X, newObject.Position.Y) + pivotOffset;
}
}
float minX = spriteCorners.Min(c => c.X) - newObject.Position.Z;
float maxX = spriteCorners.Max(c => c.X) + newObject.Position.Z;
float minY = spriteCorners.Min(c => c.Y) - newObject.Position.Z - level.BottomPos;
float maxY = spriteCorners.Max(c => c.Y) + newObject.Position.Z - level.BottomPos;
foreach (LevelTrigger trigger in newObject.Triggers)
{
if (trigger.PhysicsBody == null)
{
continue;
}
for (int i = 0; i < trigger.PhysicsBody.FarseerBody.FixtureList.Count; i++)
{
trigger.PhysicsBody.FarseerBody.GetTransform(out FarseerPhysics.Common.Transform transform);
trigger.PhysicsBody.FarseerBody.FixtureList[i].Shape.ComputeAABB(out FarseerPhysics.Collision.AABB aabb, ref transform, i);
minX = Math.Min(minX, ConvertUnits.ToDisplayUnits(aabb.LowerBound.X));
maxX = Math.Max(maxX, ConvertUnits.ToDisplayUnits(aabb.UpperBound.X));
minY = Math.Min(minY, ConvertUnits.ToDisplayUnits(aabb.LowerBound.Y) - level.BottomPos);
maxY = Math.Max(maxY, ConvertUnits.ToDisplayUnits(aabb.UpperBound.Y) - level.BottomPos);
}
}
#if CLIENT
if (newObject.ParticleEmitters != null)
{
foreach (ParticleEmitter emitter in newObject.ParticleEmitters)
{
Rectangle particleBounds = emitter.CalculateParticleBounds(new Vector2(newObject.Position.X, newObject.Position.Y));
minX = Math.Min(minX, particleBounds.X);
maxX = Math.Max(maxX, particleBounds.Right);
minY = Math.Min(minY, particleBounds.Y - level.BottomPos);
maxY = Math.Max(maxY, particleBounds.Bottom - level.BottomPos);
}
}
#endif
objects.Add(newObject);
newObject.Position.Z += (minX + minY) % 100.0f * 0.00001f;
int xStart = (int)Math.Floor(minX / GridSize);
int xEnd = (int)Math.Floor(maxX / GridSize);
if (xEnd < 0 || xStart >= objectGrid.GetLength(0))
{
return;
}
int yStart = (int)Math.Floor(minY / GridSize);
int yEnd = (int)Math.Floor(maxY / GridSize);
if (yEnd < 0 || yStart >= objectGrid.GetLength(1))
{
return;
}
xStart = Math.Max(xStart, 0);
xEnd = Math.Min(xEnd, objectGrid.GetLength(0) - 1);
yStart = Math.Max(yStart, 0);
yEnd = Math.Min(yEnd, objectGrid.GetLength(1) - 1);
for (int x = xStart; x <= xEnd; x++)
{
for (int y = yStart; y <= yEnd; y++)
{
if (objectGrid[x, y] == null)
{
objectGrid[x, y] = new List <LevelObject>();
}
objectGrid[x, y].Add(newObject);
}
}
}
private void PlaceObject(LevelObjectPrefab prefab, SpawnPosition spawnPosition, Level level, Level.Cave parentCave = null)
{
float rotation = 0.0f;
if (prefab.AlignWithSurface && spawnPosition.Normal.LengthSquared() > 0.001f && spawnPosition != null)
{
rotation = MathUtils.VectorToAngle(new Vector2(spawnPosition.Normal.Y, spawnPosition.Normal.X));
}
rotation += Rand.Range(prefab.RandomRotationRad.X, prefab.RandomRotationRad.Y, Rand.RandSync.Server);
Vector2 position = Vector2.Zero;
Vector2 edgeDir = Vector2.UnitX;
if (spawnPosition == null)
{
position = new Vector2(
Rand.Range(0.0f, level.Size.X, Rand.RandSync.Server),
Rand.Range(0.0f, level.Size.Y, Rand.RandSync.Server));
}
else
{
edgeDir = (spawnPosition.GraphEdge.Point1 - spawnPosition.GraphEdge.Point2) / spawnPosition.Length;
position = spawnPosition.GraphEdge.Point2 + edgeDir * Rand.Range(prefab.MinSurfaceWidth / 2.0f, spawnPosition.Length - prefab.MinSurfaceWidth / 2.0f, Rand.RandSync.Server);
}
if (!MathUtils.NearlyEqual(prefab.RandomOffset.X, 0.0f) || !MathUtils.NearlyEqual(prefab.RandomOffset.Y, 0.0f))
{
Vector2 offsetDir = spawnPosition.Normal.LengthSquared() > 0.001f ? spawnPosition.Normal : Rand.Vector(1.0f, Rand.RandSync.Server);
position += offsetDir * Rand.Range(prefab.RandomOffset.X, prefab.RandomOffset.Y, Rand.RandSync.Server);
}
var newObject = new LevelObject(prefab,
new Vector3(position, Rand.Range(prefab.DepthRange.X, prefab.DepthRange.Y, Rand.RandSync.Server)), Rand.Range(prefab.MinSize, prefab.MaxSize, Rand.RandSync.Server), rotation);
AddObject(newObject, level);
newObject.ParentCave = parentCave;
foreach (LevelObjectPrefab.ChildObject child in prefab.ChildObjects)
{
int childCount = Rand.Range(child.MinCount, child.MaxCount, Rand.RandSync.Server);
for (int j = 0; j < childCount; j++)
{
var matchingPrefabs = LevelObjectPrefab.List.Where(p => child.AllowedNames.Contains(p.Name));
int prefabCount = matchingPrefabs.Count();
var childPrefab = prefabCount == 0 ? null : matchingPrefabs.ElementAt(Rand.Range(0, prefabCount, Rand.RandSync.Server));
if (childPrefab == null)
{
continue;
}
Vector2 childPos = position + edgeDir * Rand.Range(-0.5f, 0.5f, Rand.RandSync.Server) * prefab.MinSurfaceWidth;
var childObject = new LevelObject(childPrefab,
new Vector3(childPos, Rand.Range(childPrefab.DepthRange.X, childPrefab.DepthRange.Y, Rand.RandSync.Server)),
Rand.Range(childPrefab.MinSize, childPrefab.MaxSize, Rand.RandSync.Server),
rotation + Rand.Range(childPrefab.RandomRotationRad.X, childPrefab.RandomRotationRad.Y, Rand.RandSync.Server));
AddObject(childObject, level);
childObject.ParentCave = parentCave;
}
}
}