public override void Bind(Entity result, Main main, bool creating = false)
{
PointLight light = result.GetOrCreate<PointLight>("PointLight");
light.Serialize = false;
const float defaultLightAttenuation = 15.0f;
light.Attenuation.Value = defaultLightAttenuation;
Transform transform = result.GetOrCreate<Transform>("Transform");
light.Add(new Binding<Vector3>(light.Position, transform.Position));
VoxelChaseAI chase = result.GetOrCreate<VoxelChaseAI>("VoxelChaseAI");
chase.Filter = delegate(Map.CellState state)
{
return state.ID == 0 ? VoxelChaseAI.Cell.Empty : VoxelChaseAI.Cell.Filled;
};
chase.Add(new TwoWayBinding<Vector3>(transform.Position, chase.Position));
result.Add(new CommandBinding(chase.Delete, result.Delete));
Sound sound = result.GetOrCreate<Sound>("LoopSound");
sound.Serialize = false;
sound.Cue.Value = "Orb Loop";
sound.Is3D.Value = true;
sound.IsPlaying.Value = true;
sound.Add(new Binding<Vector3>(sound.Position, chase.Position));
Property<float> volume = sound.GetProperty("Volume");
Property<float> pitch = sound.GetProperty("Pitch");
const float defaultVolume = 0.5f;
volume.Value = defaultVolume;
AI ai = result.GetOrCreate<AI>();
Model model = result.GetOrCreate<Model>();
model.Add(new Binding<Matrix>(model.Transform, transform.Matrix));
model.Filename.Value = "Models\\sphere";
model.Editable = false;
model.Serialize = false;
const float defaultModelScale = 0.25f;
model.Scale.Value = new Vector3(defaultModelScale);
model.Add(new Binding<Vector3, string>(model.Color, delegate(string state)
{
switch (state)
{
case "Alert":
return new Vector3(1.5f, 1.5f, 0.5f);
case "Chase":
return new Vector3(1.5f, 0.5f, 0.5f);
case "Levitating":
return new Vector3(2.0f, 1.0f, 0.5f);
case "Idle":
return new Vector3(1.0f, 1.0f, 1.0f);
default:
return new Vector3(0.0f, 0.0f, 0.0f);
}
}, ai.CurrentState));
Random random = new Random();
result.Add(new Updater
{
delegate(float dt)
{
float source = ((float)random.NextDouble() - 0.5f) * 2.0f;
model.Scale.Value = new Vector3(defaultModelScale * (1.0f + (source * 0.5f)));
light.Attenuation.Value = defaultLightAttenuation * (1.0f + (source * 0.05f));
}
});
model.Add(new Binding<bool, string>(model.Enabled, x => x != "Exploding", ai.CurrentState));
light.Add(new Binding<Vector3>(light.Color, model.Color));
Agent agent = result.GetOrCreate<Agent>();
agent.Add(new Binding<Vector3>(agent.Position, chase.Position));
Property<int> operationalRadius = result.GetOrMakeProperty<int>("OperationalRadius", true, 100);
AI.Task checkOperationalRadius = new AI.Task
{
Interval = 2.0f,
Action = delegate()
{
bool shouldBeActive = (chase.Position.Value - main.Camera.Position).Length() < operationalRadius;
if (shouldBeActive && ai.CurrentState == "Suspended")
ai.CurrentState.Value = "Idle";
else if (!shouldBeActive && ai.CurrentState != "Suspended")
ai.CurrentState.Value = "Suspended";
},
};
const float sightDistance = 30.0f;
const float hearingDistance = 15.0f;
ai.Add(new AI.State
{
Name = "Idle",
Enter = delegate(AI.State previous)
{
chase.Speed.Value = 3.0f;
},
Tasks = new[]
{
checkOperationalRadius,
new AI.Task
{
Interval = 1.0f,
Action = delegate()
{
Agent a = Agent.Query(chase.Position, sightDistance, hearingDistance, x => x.Entity.Type == "Player");
if (a != null)
ai.CurrentState.Value = "Alert";
},
},
},
});
Property<Entity.Handle> targetAgent = result.GetOrMakeProperty<Entity.Handle>("TargetAgent");
ai.Add(new AI.State
{
Name = "Alert",
Enter = delegate(AI.State previous)
{
chase.Enabled.Value = false;
},
Exit = delegate(AI.State next)
{
chase.Enabled.Value = true;
},
Tasks = new[]
{
checkOperationalRadius,
new AI.Task
{
Interval = 1.0f,
Action = delegate()
{
if (ai.TimeInCurrentState > 3.0f)
ai.CurrentState.Value = "Idle";
else
{
Agent a = Agent.Query(chase.Position, sightDistance, hearingDistance, x => x.Entity.Type == "Player");
if (a != null)
{
targetAgent.Value = a.Entity;
ai.CurrentState.Value = "Chase";
}
}
},
},
},
});
AI.Task checkTargetAgent = new AI.Task
{
Action = delegate()
{
Entity target = targetAgent.Value.Target;
if (target == null || !target.Active)
{
targetAgent.Value = null;
ai.CurrentState.Value = "Idle";
}
},
};
// Levitate
Property<Entity.Handle> levitatingMap = result.GetOrMakeProperty<Entity.Handle>("LevitatingMap");
Property<Map.Coordinate> grabCoord = result.GetOrMakeProperty<Map.Coordinate>("GrabCoord");
const int levitateRipRadius = 4;
Func<bool> tryLevitate = delegate()
{
Map map = chase.Map.Value.Target.Get<Map>();
Map.Coordinate? candidate = map.FindClosestFilledCell(chase.Coord, 3);
if (!candidate.HasValue)
return false;
Map.Coordinate center = candidate.Value;
if (!map[center].Permanent)
{
// Break off a chunk of this map into a new DynamicMap.
List<Map.Coordinate> edges = new List<Map.Coordinate>();
Map.Coordinate ripStart = center.Move(-levitateRipRadius, -levitateRipRadius, -levitateRipRadius);
Map.Coordinate ripEnd = center.Move(levitateRipRadius, levitateRipRadius, levitateRipRadius);
Dictionary<Map.Box, bool> permanentBoxes = new Dictionary<Map.Box, bool>();
foreach (Map.Coordinate c in ripStart.CoordinatesBetween(ripEnd))
{
Map.Box box = map.GetBox(c);
if (box != null && box.Type.Permanent)
permanentBoxes[box] = true;
}
foreach (Map.Box b in permanentBoxes.Keys)
{
// Top and bottom
for (int x = b.X - 1; x <= b.X + b.Width; x++)
{
for (int z = b.Z - 1; z <= b.Z + b.Depth; z++)
{
Map.Coordinate coord = new Map.Coordinate { X = x, Y = b.Y + b.Height, Z = z };
if (coord.Between(ripStart, ripEnd))
edges.Add(coord);
coord = new Map.Coordinate { X = x, Y = b.Y - 1, Z = z };
if (coord.Between(ripStart, ripEnd))
edges.Add(coord);
}
}
// Outer shell
for (int y = b.Y; y < b.Y + b.Height; y++)
{
// Left and right
for (int z = b.Z - 1; z <= b.Z + b.Depth; z++)
{
Map.Coordinate coord = new Map.Coordinate { X = b.X - 1, Y = y, Z = z };
if (coord.Between(ripStart, ripEnd))
edges.Add(coord);
coord = new Map.Coordinate { X = b.X + b.Width, Y = y, Z = z };
if (coord.Between(ripStart, ripEnd))
edges.Add(coord);
}
// Backward and forward
for (int x = b.X; x < b.X + b.Width; x++)
{
Map.Coordinate coord = new Map.Coordinate { X = x, Y = y, Z = b.Z - 1 };
if (coord.Between(ripStart, ripEnd))
edges.Add(coord);
coord = new Map.Coordinate { X = x, Y = y, Z = b.Z + b.Depth };
if (coord.Between(ripStart, ripEnd))
edges.Add(coord);
}
}
}
if (edges.Contains(center))
return false;
// Top and bottom
for (int x = ripStart.X; x <= ripEnd.X; x++)
{
for (int z = ripStart.Z; z <= ripEnd.Z; z++)
{
edges.Add(new Map.Coordinate { X = x, Y = ripStart.Y, Z = z });
edges.Add(new Map.Coordinate { X = x, Y = ripEnd.Y, Z = z });
}
}
// Sides
for (int y = ripStart.Y + 1; y <= ripEnd.Y - 1; y++)
{
// Left and right
for (int z = ripStart.Z; z <= ripEnd.Z; z++)
{
edges.Add(new Map.Coordinate { X = ripStart.X, Y = y, Z = z });
edges.Add(new Map.Coordinate { X = ripEnd.X, Y = y, Z = z });
}
// Backward and forward
for (int x = ripStart.X; x <= ripEnd.X; x++)
{
edges.Add(new Map.Coordinate { X = x, Y = y, Z = ripStart.Z });
edges.Add(new Map.Coordinate { X = x, Y = y, Z = ripEnd.Z });
}
}
map.Empty(edges);
map.Regenerate(delegate(List<DynamicMap> spawnedMaps)
{
foreach (DynamicMap spawnedMap in spawnedMaps)
{
if (spawnedMap[center].ID != 0)
{
levitatingMap.Value = spawnedMap.Entity;
break;
}
}
});
grabCoord.Value = center;
return true;
}
return false;
};
Action delevitateMap = delegate()
{
Entity levitatingMapEntity = levitatingMap.Value.Target;
if (levitatingMapEntity == null || !levitatingMapEntity.Active)
return;
DynamicMap dynamicMap = levitatingMapEntity.Get<DynamicMap>();
int maxDistance = levitateRipRadius + 7;
Map closestMap = null;
Map.Coordinate closestCoord = new Map.Coordinate();
foreach (Map m in Map.ActivePhysicsMaps)
{
if (m == dynamicMap)
continue;
Map.Coordinate relativeCoord = m.GetCoordinate(dynamicMap.Transform.Value.Translation);
Map.Coordinate? closestFilled = m.FindClosestFilledCell(relativeCoord, maxDistance);
if (closestFilled != null)
{
maxDistance = Math.Min(Math.Abs(relativeCoord.X - closestFilled.Value.X), Math.Min(Math.Abs(relativeCoord.Y - closestFilled.Value.Y), Math.Abs(relativeCoord.Z - closestFilled.Value.Z)));
closestMap = m;
closestCoord = closestFilled.Value;
}
}
if (closestMap != null)
{
// Combine this map with the other one
Direction x = closestMap.GetRelativeDirection(dynamicMap.GetAbsoluteVector(Vector3.Right));
Direction y = closestMap.GetRelativeDirection(dynamicMap.GetAbsoluteVector(Vector3.Up));
Direction z = closestMap.GetRelativeDirection(dynamicMap.GetAbsoluteVector(Vector3.Backward));
if (x.IsParallel(y))
x = y.Cross(z);
else if (y.IsParallel(z))
y = x.Cross(z);
Map.Coordinate offset = new Map.Coordinate();
float closestCoordDistance = float.MaxValue;
Vector3 closestCoordPosition = closestMap.GetAbsolutePosition(closestCoord);
foreach (Map.Coordinate c in dynamicMap.Chunks.SelectMany(c => c.Boxes).SelectMany(b => b.GetCoords()))
{
float distance = (dynamicMap.GetAbsolutePosition(c) - closestCoordPosition).LengthSquared();
if (distance < closestCoordDistance)
{
closestCoordDistance = distance;
offset = c;
}
}
Vector3 toLevitatingMap = dynamicMap.Transform.Value.Translation - closestMap.GetAbsolutePosition(closestCoord);
offset = offset.Move(dynamicMap.GetRelativeDirection(-toLevitatingMap));
Matrix orientation = dynamicMap.Transform.Value;
orientation.Translation = Vector3.Zero;
EffectBlockFactory blockFactory = Factory.Get<EffectBlockFactory>();
int index = 0;
foreach (Map.Coordinate c in dynamicMap.Chunks.SelectMany(c => c.Boxes).SelectMany(b => b.GetCoords()).OrderBy(c2 => new Vector3(c2.X - offset.X, c2.Y - offset.Y, c2.Z - offset.Z).LengthSquared()))
{
Map.Coordinate offsetFromCenter = c.Move(-offset.X, -offset.Y, -offset.Z);
Map.Coordinate targetCoord = new Map.Coordinate();
targetCoord.SetComponent(x, offsetFromCenter.GetComponent(Direction.PositiveX));
targetCoord.SetComponent(y, offsetFromCenter.GetComponent(Direction.PositiveY));
targetCoord.SetComponent(z, offsetFromCenter.GetComponent(Direction.PositiveZ));
targetCoord = targetCoord.Move(closestCoord.X, closestCoord.Y, closestCoord.Z);
if (closestMap[targetCoord].ID == 0)
{
Entity block = blockFactory.CreateAndBind(main);
c.Data.ApplyToEffectBlock(block.Get<ModelInstance>());
block.GetProperty<Vector3>("Offset").Value = closestMap.GetRelativePosition(targetCoord);
block.GetProperty<bool>("Scale").Value = false;
block.GetProperty<Vector3>("StartPosition").Value = dynamicMap.GetAbsolutePosition(c);
block.GetProperty<Matrix>("StartOrientation").Value = orientation;
block.GetProperty<float>("TotalLifetime").Value = 0.05f + (index * 0.0075f);
blockFactory.Setup(block, closestMap.Entity, targetCoord, c.Data.ID);
main.Add(block);
index++;
}
}
// Delete the map
levitatingMapEntity.Delete.Execute();
}
};
// Chase AI state
ai.Add(new AI.State
{
Name = "Chase",
Enter = delegate(AI.State previous)
{
chase.Speed.Value = 10.0f;
chase.TargetActive.Value = true;
},
Exit = delegate(AI.State next)
{
chase.TargetActive.Value = false;
},
Tasks = new[]
{
checkOperationalRadius,
checkTargetAgent,
new AI.Task
{
Interval = 0.1f,
Action = delegate()
{
Entity target = targetAgent.Value.Target;
Vector3 targetPosition = target.Get<Transform>().Position;
chase.Target.Value = targetPosition;
Entity levitatingMapEntity = levitatingMap.Value.Target;
if ((targetPosition - chase.Position).Length() < 10.0f && (levitatingMapEntity == null || !levitatingMapEntity.Active))
{
if (tryLevitate())
ai.CurrentState.Value = "Levitating";
}
}
}
},
});
Property<Vector3> lastPosition = result.GetOrMakeProperty<Vector3>("LastPosition");
Property<Vector3> nextPosition = result.GetOrMakeProperty<Vector3>("NextPosition");
Property<float> positionBlend = result.GetOrMakeProperty<float>("PositionBlend");
Action findNextPosition = delegate()
{
lastPosition.Value = chase.Position.Value;
nextPosition.Value = targetAgent.Value.Target.Get<Transform>().Position + new Vector3((float)random.NextDouble() - 0.5f, (float)random.NextDouble(), (float)random.NextDouble() - 0.5f) * 5.0f;
positionBlend.Value = 0.0f;
};
ai.Add(new AI.State
{
Name = "Levitating",
Enter = delegate(AI.State previous)
{
chase.Enabled.Value = false;
findNextPosition();
},
Exit = delegate(AI.State next)
{
delevitateMap();
levitatingMap.Value = null;
Map map = chase.Map.Value.Target.Get<Map>();
Map.Coordinate currentCoord = map.GetCoordinate(chase.Position);
Map.Coordinate? closest = map.FindClosestFilledCell(currentCoord, 10);
if (closest.HasValue)
{
chase.LastCoord.Value = currentCoord;
chase.Coord.Value = closest.Value;
chase.Blend.Value = 0.0f;
}
chase.Enabled.Value = true;
volume.Value = defaultVolume;
pitch.Value = 0.0f;
},
Tasks = new[]
{
checkTargetAgent,
new AI.Task
{
Action = delegate()
{
volume.Value = 1.0f;
pitch.Value = 1.0f;
Entity levitatingMapEntity = levitatingMap.Value.Target;
if (!levitatingMapEntity.Active || ai.TimeInCurrentState.Value > 8.0f)
{
ai.CurrentState.Value = "Alert";
return;
}
DynamicMap dynamicMap = levitatingMapEntity.Get<DynamicMap>();
positionBlend.Value += (main.ElapsedTime.Value / 1.0f);
if (positionBlend > 1.0f)
findNextPosition();
chase.Position.Value = Vector3.Lerp(lastPosition, nextPosition, positionBlend);
Vector3 grabPoint = dynamicMap.GetAbsolutePosition(grabCoord);
Vector3 diff = chase.Position.Value - grabPoint;
if (diff.Length() > 15.0f)
{
ai.CurrentState.Value = "Chase";
return;
}
diff *= (float)Math.Sqrt(dynamicMap.PhysicsEntity.Mass) * 0.5f;
dynamicMap.PhysicsEntity.ApplyImpulse(ref grabPoint, ref diff);
},
},
},
});
this.SetMain(result, main);
}
// Classic 3D perlin noise
float noise3d(Vector3 pos)
{
Map.Coordinate cell = new Map.Coordinate { X = (int)Math.Floor(pos.X) & 255, Y = (int)Math.Floor(pos.Y) & 255, Z = (int)Math.Floor(pos.Z) & 255 };
Vector3 withinCell = pos - new Vector3(cell.X, cell.Y, cell.Z);
// Calculate contribution of gradients from each cell
float contribution000 = Vector3.Dot(this.gradientAtCell3d(cell), withinCell);
float contribution001 = Vector3.Dot(this.gradientAtCell3d(cell.Move(0, 0, 1)), withinCell - new Vector3(0, 0, 1));
float contribution010 = Vector3.Dot(this.gradientAtCell3d(cell.Move(0, 1, 0)), withinCell - new Vector3(0, 1, 0));
float contribution011 = Vector3.Dot(this.gradientAtCell3d(cell.Move(0, 1, 1)), withinCell - new Vector3(0, 1, 1));
float contribution100 = Vector3.Dot(this.gradientAtCell3d(cell.Move(1, 0, 0)), withinCell - new Vector3(1, 0, 0));
float contribution101 = Vector3.Dot(this.gradientAtCell3d(cell.Move(1, 0, 1)), withinCell - new Vector3(1, 0, 1));
float contribution110 = Vector3.Dot(this.gradientAtCell3d(cell.Move(1, 1, 0)), withinCell - new Vector3(1, 1, 0));
float contribution111 = Vector3.Dot(this.gradientAtCell3d(cell.Move(1, 1, 1)), withinCell - new Vector3(1, 1, 1));
Vector3 blend = new Vector3(blendCurve(withinCell.X), blendCurve(withinCell.Y), blendCurve(withinCell.Z));
// Interpolate along X
float contribution00 = lerp(contribution000, contribution100, blend.X);
float contribution01 = lerp(contribution001, contribution101, blend.X);
float contribution10 = lerp(contribution010, contribution110, blend.X);
float contribution11 = lerp(contribution011, contribution111, blend.X);
// Interpolate along Y
float contribution0 = lerp(contribution00, contribution10, blend.Y);
float contribution1 = lerp(contribution01, contribution11, blend.Y);
// Interpolate along Z
return lerp(contribution0, contribution1, blend.Z);
}