public static void SetTargetCompoundBlock(ref MyBBMemoryTarget target, Vector3I blockPosition, long entityId, ushort compoundId)
{
if (target == null) target = new MyBBMemoryTarget();
target.TargetType = MyAiTargetEnum.COMPOUND_BLOCK;
target.EntityId = entityId;
target.CompoundId = compoundId;
target.Position = blockPosition;
}
public static void SetTargetVoxel(ref MyBBMemoryTarget target, Vector3I voxelPosition, long entityId)
{
if (target == null) target = new MyBBMemoryTarget();
target.TargetType = MyAiTargetEnum.VOXEL;
target.EntityId = entityId;
target.TreeId = null;
target.Position = new Vector3D(voxelPosition);
}
public static void SetTargetTree(ref MyBBMemoryTarget target, Vector3D treePosition, long entityId, int treeId)
{
if (target == null) target = new MyBBMemoryTarget();
target.TargetType = MyAiTargetEnum.ENVIRONMENT_ITEM;
target.EntityId = entityId;
target.TreeId = treeId;
target.Position = treePosition;
}
public static void SetTargetPosition(ref MyBBMemoryTarget target, Vector3D position)
{
if (target == null) target = new MyBBMemoryTarget();
target.TargetType = MyAiTargetEnum.POSITION;
target.EntityId = null;
target.TreeId = null;
target.Position = position;
}
public static void SetTargetCube(ref MyBBMemoryTarget target, Vector3I blockPosition, long gridEntityId)
{
if (target == null) target = new MyBBMemoryTarget();
target.TargetType = MyAiTargetEnum.CUBE;
target.EntityId = gridEntityId;
target.TreeId = null;
target.Position = new Vector3D(blockPosition);
}
public static void SetTargetEntity(ref MyBBMemoryTarget target, MyAiTargetEnum targetType, long entityId, Vector3D? position = null)
{
if (target == null) target = new MyBBMemoryTarget();
target.TargetType = targetType;
target.EntityId = entityId;
target.TreeId = null;
target.Position = position;
}
public static void UnsetTarget(ref MyBBMemoryTarget target)
{
if (target == null) target = new MyBBMemoryTarget();
target.TargetType = MyAiTargetEnum.NO_TARGET;
}
public virtual bool SetTargetFromMemory(MyBBMemoryTarget memoryTarget)
{
if (memoryTarget.TargetType == MyAiTargetEnum.POSITION)
{
Debug.Assert(memoryTarget.Position.HasValue, "Position was not set correctly in memory.");
if (!memoryTarget.Position.HasValue) return false;
SetTargetPosition(memoryTarget.Position.Value);
return true;
}
else if (memoryTarget.TargetType == MyAiTargetEnum.ENVIRONMENT_ITEM)
{
Debug.Assert(memoryTarget.TreeId.HasValue, "Tree id was not set correctly in memory.");
if (!memoryTarget.TreeId.HasValue) return false;
var tree = new MyEnvironmentItems.ItemInfo();
tree.LocalId = memoryTarget.TreeId.Value;
tree.Transform.Position = memoryTarget.Position.Value;
SetTargetTree(ref tree, memoryTarget.EntityId.Value);
return true;
}
else if (memoryTarget.TargetType != MyAiTargetEnum.NO_TARGET)
{
Debug.Assert(memoryTarget.EntityId.HasValue, "Entity id was not set correctly in memory.");
if (!memoryTarget.EntityId.HasValue) return false;
MyEntity entity = null;
if (MyEntities.TryGetEntityById(memoryTarget.EntityId.Value, out entity))
{
if (memoryTarget.TargetType == MyAiTargetEnum.CUBE
|| memoryTarget.TargetType == MyAiTargetEnum.COMPOUND_BLOCK)
{
var cubeGrid = entity as MyCubeGrid;
var cubeBlock = cubeGrid.GetCubeBlock(memoryTarget.BlockPosition);
Debug.Assert(cubeBlock != null, "Invalid position for a block");
if (cubeBlock != null)
{
if (memoryTarget.TargetType == MyAiTargetEnum.COMPOUND_BLOCK)
{
var realBlock = (cubeBlock.FatBlock as MyCompoundCubeBlock).GetBlock(memoryTarget.CompoundId.Value);
Debug.Assert(realBlock != null, "Block does not exist in the compound block");
if (realBlock == null)
return false;
cubeBlock = realBlock;
m_compoundId = memoryTarget.CompoundId;
}
SetTargetBlock(cubeBlock);
}
else
return false;
}
else if (memoryTarget.TargetType == MyAiTargetEnum.ENTITY)
{
if (memoryTarget.Position.HasValue && entity is MyFracturedPiece)
SetMTargetPosition(memoryTarget.Position.Value);
else
SetMTargetPosition(entity.PositionComp.GetPosition());
SetTargetEntity(entity);
m_targetEntity = entity;
}
else if (memoryTarget.TargetType == MyAiTargetEnum.VOXEL)
{
var voxelMap = entity as MyVoxelMap;
Debug.Assert(memoryTarget.Position.HasValue, "Tree id was not set correctly in memory.");
if (!memoryTarget.Position.HasValue) return false;
Debug.Assert(voxelMap != null, "Voxel map hasn't been set.");
if (voxelMap == null) return false;
SetTargetVoxel(memoryTarget.Position.Value, voxelMap);
m_targetEntity = voxelMap;
}
else
{
SetTargetEntity(entity);
//SetMTargetPosition(Vector3D.Zero);
}
return true;
}
else
{
UnsetTarget();
return false;
}
}
else if (memoryTarget.TargetType == MyAiTargetEnum.NO_TARGET)
{
UnsetTarget();
return true;
}
else
{
Debug.Assert(false, "Unrecognized type of target!");
UnsetTarget();
return false;
}
}
public Vector3D? GetMemoryTargetPosition(MyBBMemoryTarget targetMemory)
{
if (targetMemory == null) return null;
switch (targetMemory.TargetType)
{
case MyAiTargetEnum.CHARACTER:
case MyAiTargetEnum.ENTITY:
case MyAiTargetEnum.GRID:
{
MyCharacter target = null;
if (MyEntities.TryGetEntityById(targetMemory.EntityId.Value, out target))
return target.PositionComp.GetPosition();
else
return null;
}
case MyAiTargetEnum.CUBE:
case MyAiTargetEnum.COMPOUND_BLOCK:
{
MyCubeGrid target = null;
if (MyEntities.TryGetEntityById(targetMemory.EntityId.Value, out target) &&
target.CubeExists(targetMemory.BlockPosition))
{
return target.GridIntegerToWorld(targetMemory.BlockPosition);
}
else
return null;
}
case MyAiTargetEnum.POSITION:
case MyAiTargetEnum.VOXEL:
case MyAiTargetEnum.ENVIRONMENT_ITEM:
// CH: This seems wrong, but GetGotoPosition does the same weird thing.
// I should look at this later and fix it if possible...
return m_targetPosition;
case MyAiTargetEnum.NO_TARGET:
default:
return null;
}
}
public virtual bool IsMemoryTargetValid(MyBBMemoryTarget targetMemory)
{
if (targetMemory == null) return false;
switch (targetMemory.TargetType)
{
case MyAiTargetEnum.CHARACTER:
{
MyCharacter target = null;
if (MyEntities.TryGetEntityById(targetMemory.EntityId.Value, out target))
return IsEntityReachable(target);
else
return false;
}
case MyAiTargetEnum.CUBE:
case MyAiTargetEnum.COMPOUND_BLOCK:
{
MyCubeGrid target = null;
if (MyEntities.TryGetEntityById(targetMemory.EntityId.Value, out target))
{
MySlimBlock block = target.GetCubeBlock(targetMemory.BlockPosition);
if (block == null) return false;
if (block.FatBlock != null)
return IsEntityReachable(block.FatBlock);
else
return IsEntityReachable(target);
}
else
return false;
}
case MyAiTargetEnum.VOXEL:
case MyAiTargetEnum.ENVIRONMENT_ITEM:
return true;
case MyAiTargetEnum.ENTITY:
case MyAiTargetEnum.GRID:
MyEntity entity = null;
if (MyEntities.TryGetEntityById(targetMemory.EntityId.Value, out entity))
return IsEntityReachable(entity);
else
return false;
default:
return false;
}
}
public static bool FindClosestPlaceAreaInSphere(BoundingSphereD sphere, string typeName, ref MyBBMemoryTarget foundTarget)
{
var foundAreas = new List<MyPlaceArea>();
MyPlaceAreas.Static.GetAllAreasInSphere(sphere, foundAreas);
var areaType = MyStringHash.GetOrCompute(typeName);
double closestDistanceSq = sphere.Radius * sphere.Radius;
MyPlaceArea closestArea = null;
foreach (var area in foundAreas)
{
if (area.Container.Entity == null || area.AreaType != areaType)
continue;
double distanceSq = area.DistanceSqToPoint(sphere.Center);
if (distanceSq < closestDistanceSq)
{
closestDistanceSq = distanceSq;
closestArea = area;
}
}
if (closestArea == null) return false;
MyBBMemoryTarget.SetTargetEntity(ref foundTarget, MyAiTargetEnum.ENTITY, closestArea.Container.Entity.EntityId);
return true;
}
protected MyBehaviorTreeState SetTarget(bool aim, ref MyBBMemoryTarget inTarget)
{
if (inTarget != null)
{
if (AiTargetBase.SetTargetFromMemory(inTarget))
{
if (aim)
{
AiTargetBase.AimAtTarget();
}
return MyBehaviorTreeState.SUCCESS;
}
else
return MyBehaviorTreeState.FAILURE;
}
return MyBehaviorTreeState.FAILURE;
}
