private void UpdateWaypoint()
{
int currentTime = MySandboxGame.TotalGamePlayTimeInMilliseconds;
//find new target player
if ((m_target == null && currentTime - m_lastTargetUpdate >= 5000) || currentTime - m_lostStartTimeMs >= m_lostTimeMs)
{
MyPlayer player = m_remoteControl.GetNearestPlayer();
m_target = player != null ? player.Character as MyEntity : null;
m_lastTargetUpdate = currentTime;
if (m_target != null)
{
m_lostStartTimeMs = currentTime;
m_farAwayFromTarget = true;
}
else
{
m_lostStartTimeMs += 5000;
}
}
if (m_farAwayFromTarget && currentTime - m_lastTargetUpdate >= 5000)
{
m_lastTargetUpdate = currentTime;
NeedUpdate = true;
}
//weapon/suicide update
float distSq = -1f;
if (m_operational && currentTime - m_lastWeaponUpdate >= 300)
{
m_lastWeaponUpdate = currentTime;
distSq = Vector3.DistanceSquared((Vector3)m_target.PositionComp.GetPosition(), (Vector3)m_remoteControl.PositionComp.GetPosition());
WeaponsUpdate(distSq);
}
if (currentTime - m_waypointReachedTimeMs >= m_waypointMaxTime)
{
NeedUpdate = true;
}
if (!NeedUpdate || m_target == null)
{
return;
}
//active and prepare waypoints
IsActive = true;
if (distSq < 0)
{
distSq = Vector3.DistanceSquared((Vector3)m_target.PositionComp.GetPosition(), (Vector3)m_remoteControl.PositionComp.GetPosition());
}
m_farAwayFromTarget = distSq > m_maxManeuverDistanceSq;
bool origUpdate = NeedUpdate;
if (m_remoteControl.HasWaypoints())
{
m_remoteControl.ClearWaypoints();
//MyGuiAudio.PlaySound(MyGuiSounds.PlayTakeItem); //debug
}
m_remoteControl.SetAutoPilotEnabled(true);
NeedUpdate = origUpdate;
Vector3D newWaypoint;
if (m_firstWaypoint != Vector3D.Zero)
{
newWaypoint = m_firstWaypoint;
m_firstWaypoint = Vector3D.Zero;
}
else if (!m_operational && m_kamikazeBehavior)
{
//no functional weapons -> ram the player
if (m_remoteControl.TargettingAimDelta > 0.02f)
{
return;
}
newWaypoint = m_target.PositionComp.GetPosition() + m_target.WorldMatrix.Up * PlayerYAxisOffset * 2 - Vector3D.Normalize(m_remoteControl.PositionComp.GetPosition() - m_target.PositionComp.GetPosition()) * m_kamikazeBehaviorDistance;
}
else if (!m_operational && !m_kamikazeBehavior)
{
//no functional weapons -> try to escape
newWaypoint = ReturnPosition + Vector3.One * 0.01f;
}
else if (m_farAwayFromTarget)
{
//too far away from target
newWaypoint = m_target.PositionComp.GetPosition() + Vector3D.Normalize(m_remoteControl.PositionComp.GetPosition() - m_target.PositionComp.GetPosition()) * m_playerTargetDistance;
}
else
{
//in proximity to target
m_lostStartTimeMs = currentTime;
if (currentTime - m_waypointReachedTimeMs <= m_waypointDelayMs)
{
return;
}
newWaypoint = GetRandomPoint();
}
//Add new point to waypoints
Vector3D currentToWaypoint = newWaypoint - m_remoteControl.WorldMatrix.Translation;
currentToWaypoint.Normalize();
m_waypointReachedTimeMs = currentTime;
var strafeLocalDir = Vector3.TransformNormal((Vector3)currentToWaypoint, m_remoteControl.PositionComp.WorldMatrixNormalizedInv);
Base6Directions.Direction strafeDir = Base6Directions.GetClosestDirection(ref strafeLocalDir);
bool commitKamikadze = m_kamikazeBehavior && !m_operational;
m_remoteControl.ChangeFlightMode(MyRemoteControl.FlightMode.OneWay);
m_remoteControl.SetAutoPilotSpeedLimit(commitKamikadze ? 100f : m_speedLimit);
m_remoteControl.SetCollisionAvoidance(commitKamikadze ? false : m_avoidCollisions);
m_remoteControl.ChangeDirection(strafeDir);
m_remoteControl.AddWaypoint(newWaypoint, m_farAwayFromTarget || commitKamikadze ? "Player Vicinity" : "Strafe");
NeedUpdate = false;
IsActive = true;
}
public void InitControl()
{
//sets direction of angular force and steering for concrete block based on position in grid
var mat = MySession.Static.ControlledEntity.Entity.WorldMatrix * PositionComp.WorldMatrixNormalizedInv;
Vector3 revolveAxis;
if (Base6Directions.GetClosestDirection(mat.Forward) == Base6Directions.Direction.Up || Base6Directions.GetClosestDirection(mat.Forward) == Base6Directions.Direction.Down)
{
revolveAxis = MySession.Static.ControlledEntity.Entity.WorldMatrix.Forward;
}
else if (Base6Directions.GetClosestDirection(mat.Up) == Base6Directions.Direction.Up || Base6Directions.GetClosestDirection(mat.Up) == Base6Directions.Direction.Down)
{
revolveAxis = MySession.Static.ControlledEntity.Entity.WorldMatrix.Up;
}
else
{
revolveAxis = MySession.Static.ControlledEntity.Entity.WorldMatrix.Right;
}
// - "epsilon"
var dotCockpit1 = Vector3.Dot(MySession.Static.ControlledEntity.Entity.WorldMatrix.Up, WorldMatrix.Translation - MySession.Static.ControlledEntity.Entity.WorldMatrix.Translation) - 0.0001 > 0;
Vector3 steerAxis;
if (Base6Directions.GetClosestDirection(mat.Forward) == Base6Directions.Direction.Forward || Base6Directions.GetClosestDirection(mat.Forward) == Base6Directions.Direction.Backward)
{
steerAxis = MySession.Static.ControlledEntity.Entity.WorldMatrix.Forward;
}
else if (Base6Directions.GetClosestDirection(mat.Up) == Base6Directions.Direction.Forward || Base6Directions.GetClosestDirection(mat.Up) == Base6Directions.Direction.Backward)
{
steerAxis = MySession.Static.ControlledEntity.Entity.WorldMatrix.Up;
}
else
{
steerAxis = MySession.Static.ControlledEntity.Entity.WorldMatrix.Right;
}
// - "epsilon"
if (CubeGrid.Physics != null)
{
var dotMass = Vector3.Dot(MySession.Static.ControlledEntity.Entity.WorldMatrix.Forward, (WorldMatrix.Translation - CubeGrid.Physics.CenterOfMassWorld)) - 0.0001;
var dotCockpit = Vector3.Dot(WorldMatrix.Forward, steerAxis);
m_steerInvert = ((dotMass * dotCockpit) < 0) ^ dotCockpit1;
m_revolveInvert = ((WorldMatrix.Up - revolveAxis).Length() > 0.1f) ^ dotCockpit1;
}
}
/// <summary>
/// Returns true if the given small block connects to large one.
/// </summary>
/// <param name="smallBlock">small block</param>
/// <param name="smallBlockWorldAabb">small block world AABB</param>
/// <param name="largeBlock">large block</param>
/// <param name="largeBlockWorldAabb">large block wotld AABB</param>
/// <returns>true when connected</returns>
private bool SmallBlockConnectsToLarge(MySlimBlock smallBlock, ref BoundingBoxD smallBlockWorldAabb, MySlimBlock largeBlock, ref BoundingBoxD largeBlockWorldAabb)
{
Debug.Assert(GetCubeSize(smallBlock) == MyCubeSize.Small);
Debug.Assert(GetCubeSize(largeBlock) == MyCubeSize.Large);
Debug.Assert(!(smallBlock.FatBlock is MyCompoundCubeBlock));
Debug.Assert(!(largeBlock.FatBlock is MyCompoundCubeBlock));
BoundingBoxD smallBlockWorldAabbReduced = smallBlockWorldAabb;
smallBlockWorldAabbReduced.Inflate(-smallBlock.CubeGrid.GridSize / 4);
// Small block aabb penetrates large block aabb (large timbers).
bool penetratesAabbs = largeBlockWorldAabb.Contains(smallBlockWorldAabbReduced) == ContainmentType.Intersects;
if (!penetratesAabbs)
{
Vector3D centerToCenter = smallBlockWorldAabb.Center - largeBlockWorldAabb.Center;
Vector3I addDir = Base6Directions.GetIntVector(Base6Directions.GetClosestDirection(centerToCenter));
// Check small grid mount points
Quaternion smallBlockRotation;
smallBlock.Orientation.GetQuaternion(out smallBlockRotation);
smallBlockRotation = Quaternion.CreateFromRotationMatrix(smallBlock.CubeGrid.WorldMatrix) * smallBlockRotation;
if (!MyCubeGrid.CheckConnectivitySmallBlockToLargeGrid(largeBlock.CubeGrid, smallBlock.BlockDefinition, ref smallBlockRotation, ref addDir))
{
return(false);
}
}
BoundingBoxD smallBlockWorldAabbInflated = smallBlockWorldAabb;
smallBlockWorldAabbInflated.Inflate(2 * smallBlock.CubeGrid.GridSize / 3);
// Trim small block aabb with large block aabb.
BoundingBoxD intersectedBox = smallBlockWorldAabbInflated.Intersect(largeBlockWorldAabb);
Vector3D intersectedBoxCenter = intersectedBox.Center;
HkShape shape = new HkBoxShape((Vector3)intersectedBox.HalfExtents);
Quaternion largeRotation;
largeBlock.Orientation.GetQuaternion(out largeRotation);
largeRotation = Quaternion.CreateFromRotationMatrix(largeBlock.CubeGrid.WorldMatrix) * largeRotation;
Vector3D largeTranslation;
largeBlock.ComputeWorldCenter(out largeTranslation);
bool result = false;
try
{
if (largeBlock.FatBlock != null)
{
MyModel model = largeBlock.FatBlock.Model;
if (model != null)
{
HkShape[] shapes = model.HavokCollisionShapes;
if (shapes == null || shapes.Length == 0)
{
return(false);
}
for (int i = 0; i < shapes.Length; ++i)
{
result = MyPhysics.IsPenetratingShapeShape(shape, ref intersectedBoxCenter, ref Quaternion.Identity, shapes[i], ref largeTranslation, ref largeRotation);
if (result)
{
break;
}
}
}
else
{
HkShape shapeLarge = new HkBoxShape(largeBlock.BlockDefinition.Size * largeBlock.CubeGrid.GridSize / 2);
result = MyPhysics.IsPenetratingShapeShape(shape, ref intersectedBoxCenter, ref Quaternion.Identity, shapeLarge, ref largeTranslation, ref largeRotation);
shapeLarge.RemoveReference();
}
}
else
{
HkShape shapeLarge = new HkBoxShape(largeBlock.BlockDefinition.Size * largeBlock.CubeGrid.GridSize / 2);
result = MyPhysics.IsPenetratingShapeShape(shape, ref intersectedBoxCenter, ref Quaternion.Identity, shapeLarge, ref largeTranslation, ref largeRotation);
shapeLarge.RemoveReference();
}
}
finally
{
shape.RemoveReference();
}
return(result);
}
protected bool GetBlockAddPosition(float gridSize, bool placingSmallGridOnLargeStatic, out MySlimBlock intersectedBlock, out Vector3D intersectedBlockPos, out Vector3D intersectExactPos,
out Vector3I addPositionBlock, out Vector3I addDirectionBlock, out ushort?compoundBlockId)
{
intersectedBlock = null;
intersectedBlockPos = new Vector3D();
intersectExactPos = new Vector3();
addDirectionBlock = new Vector3I();
addPositionBlock = new Vector3I();
compoundBlockId = null;
if (CurrentVoxelMap != null)
{
Vector3 hitInfoNormal = m_hitInfo.Value.HkHitInfo.Normal;
Base6Directions.Direction closestDir = Base6Directions.GetClosestDirection(hitInfoNormal);
Vector3I hitNormal = Base6Directions.GetIntVector(closestDir);
double distance = IntersectionDistance * m_hitInfo.Value.HkHitInfo.HitFraction;
Vector3D rayStart = IntersectionStart;
Vector3D rayDir = Vector3D.Normalize(IntersectionDirection);
Vector3D intersection = rayStart + distance * rayDir;
// Get cube block placement position (add little threshold to hit normal direction to avoid wavy surfaces).
addPositionBlock = MyCubeGrid.StaticGlobalGrid_WorldToUGInt(intersection + 0.1f * Vector3.Half * hitNormal * gridSize, gridSize, MyPerGameSettings.BuildingSettings.StaticGridAlignToCenter);
addDirectionBlock = hitNormal;
intersectedBlockPos = addPositionBlock - hitNormal;
// Exact intersection in uniform grid coords.
intersectExactPos = MyCubeGrid.StaticGlobalGrid_WorldToUG(intersection, gridSize, MyPerGameSettings.BuildingSettings.StaticGridAlignToCenter);
// Project exact intersection to cube face of intersected block.
intersectExactPos = ((Vector3.One - Vector3.Abs(hitNormal)) * intersectExactPos) + ((intersectedBlockPos + 0.5f * hitNormal) * Vector3.Abs(hitNormal));
//Vector3 position = MyCubeGrid.StaticWorldGrid_UGToWorld(addPositionBlock);
//Vector3 halfExtent = new Vector3(gridSize * 0.5f);
//BoundingBox cubeBox = new BoundingBox(-halfExtent, halfExtent);
//Matrix matrix = Matrix.CreateTranslation(position);
//Vector4 blue = Color.Blue.ToVector4();
//MySimpleObjectDraw.DrawTransparentBox(ref matrix, ref cubeBox, ref blue, MySimpleObjectRasterizer.Wireframe, 1, 0.04f);
return(true);
}
Vector3D?intersectedObjectPos = GetIntersectedBlockData(ref m_invGridWorldMatrix, out intersectExactPos, out intersectedBlock, out compoundBlockId);
if (intersectedObjectPos == null)
{
return(false);
}
intersectedBlockPos = intersectedObjectPos.Value;
Vector3I removePos;
if (!GetCubeAddAndRemovePositions(Vector3I.Round(intersectedBlockPos), placingSmallGridOnLargeStatic, out addPositionBlock, out addDirectionBlock, out removePos))
{
return(false);
}
if (!placingSmallGridOnLargeStatic)
{
if (MyFakes.ENABLE_BLOCK_PLACING_ON_INTERSECTED_POSITION)
{
Vector3I newRemovepos = Vector3I.Round(intersectedBlockPos);
if (newRemovepos != removePos)
{
if (m_hitInfo.HasValue)
{
Vector3 hitInfoNormal = m_hitInfo.Value.HkHitInfo.Normal;
Base6Directions.Direction closestDir = Base6Directions.GetClosestDirection(hitInfoNormal);
Vector3I hitNormal = Base6Directions.GetIntVector(closestDir);
addDirectionBlock = hitNormal;
}
removePos = newRemovepos;
addPositionBlock = removePos + addDirectionBlock;
}
}
else
{
if (CurrentGrid.CubeExists(addPositionBlock))
{
return(false);
}
}
}
if (placingSmallGridOnLargeStatic)
{
removePos = Vector3I.Round(intersectedBlockPos);
}
intersectedBlockPos = removePos;
intersectedBlock = CurrentGrid.GetCubeBlock(removePos);
if (intersectedBlock == null)
{
Debug.Assert(false, "No intersected block");
return(false);
}
return(true);
}
/// <summary>
/// Returns subblock data from dummy, subblock matrix can be offset (according to useOffset parameter) so the dummy position output is also provided.
/// </summary>
/// <returns>true when dummy is subblock otherwise false</returns>
public static bool GetSubBlockDataFromDummy(MyCubeBlockDefinition ownerBlockDefinition, string dummyName, MyModelDummy dummy, bool useOffset, out MyCubeBlockDefinition subBlockDefinition,
out MatrixD subBlockMatrix, out Vector3 dummyPosition)
{
subBlockDefinition = null;
subBlockMatrix = MatrixD.Identity;
dummyPosition = Vector3.Zero;
if (!dummyName.ToLower().StartsWith(MyCubeBlock.DUMMY_SUBBLOCK_ID))
{
return(false);
}
if (ownerBlockDefinition.SubBlockDefinitions == null)
{
return(false);
}
string dummyNameShort = dummyName.Substring(MyCubeBlock.DUMMY_SUBBLOCK_ID.Length);
MyDefinitionId definitiondId;
if (!ownerBlockDefinition.SubBlockDefinitions.TryGetValue(dummyNameShort, out definitiondId))
{
Debug.Assert(false, "SubBlock definition not found!");
return(false);
}
MyDefinitionManager.Static.TryGetCubeBlockDefinition(definitiondId, out subBlockDefinition);
if (subBlockDefinition == null)
{
Debug.Assert(false, "SubBlock definition not found!");
return(false);
}
const double dotEpsilon = 0.00000001;
subBlockMatrix = MatrixD.Normalize(dummy.Matrix);
Vector3I forward = Base6Directions.GetIntVector(Base6Directions.GetClosestDirection(subBlockMatrix.Forward));
double forwardDot = Vector3D.Dot(subBlockMatrix.Forward, (Vector3D)forward);
if (Math.Abs(1 - forwardDot) <= dotEpsilon)
{
subBlockMatrix.Forward = forward;
}
Vector3I right = Base6Directions.GetIntVector(Base6Directions.GetClosestDirection(subBlockMatrix.Right));
double rightDot = Vector3D.Dot(subBlockMatrix.Right, (Vector3D)right);
if (Math.Abs(1 - rightDot) <= dotEpsilon)
{
subBlockMatrix.Right = right;
}
Vector3I up = Base6Directions.GetIntVector(Base6Directions.GetClosestDirection(subBlockMatrix.Up));
double upDot = Vector3D.Dot(subBlockMatrix.Up, (Vector3D)up);
if (Math.Abs(1 - upDot) <= dotEpsilon)
{
subBlockMatrix.Up = up;
}
dummyPosition = subBlockMatrix.Translation;
if (useOffset)
{
Vector3 offset = MyCubeBlock.GetBlockGridOffset(subBlockDefinition);
subBlockMatrix.Translation -= Vector3D.TransformNormal(offset, subBlockMatrix);
}
return(true);
}
protected bool GetBlockAddPosition(float gridSize, bool placingSmallGridOnLargeStatic, out MySlimBlock intersectedBlock, out Vector3D intersectedBlockPos, out Vector3D intersectExactPos, out Vector3I addPositionBlock, out Vector3I addDirectionBlock, out ushort?compoundBlockId)
{
Vector3I vectori;
intersectedBlock = null;
intersectedBlockPos = new Vector3D();
Vector3 vector = new Vector3();
intersectExactPos = vector;
addDirectionBlock = new Vector3I();
addPositionBlock = new Vector3I();
compoundBlockId = 0;
if (this.CurrentVoxelBase != null)
{
Vector3I intVector = Base6Directions.GetIntVector(Base6Directions.GetClosestDirection(this.m_hitInfo.Value.HkHitInfo.Normal));
Vector3D worldPos = IntersectionStart + ((IntersectionDistance * this.m_hitInfo.Value.HkHitInfo.HitFraction) * Vector3D.Normalize(IntersectionDirection));
addPositionBlock = MyCubeGrid.StaticGlobalGrid_WorldToUGInt(worldPos + (((0.1f * Vector3.Half) * intVector) * gridSize), gridSize, CubeBuilderDefinition.BuildingSettings.StaticGridAlignToCenter);
addDirectionBlock = intVector;
intersectedBlockPos = (Vector3D)(addPositionBlock - intVector);
intersectExactPos = MyCubeGrid.StaticGlobalGrid_WorldToUG(worldPos, gridSize, CubeBuilderDefinition.BuildingSettings.StaticGridAlignToCenter);
intersectExactPos = ((Vector3D.One - Vector3.Abs((Vector3)intVector)) * intersectExactPos) + ((intersectedBlockPos + (0.5f * intVector)) * Vector3.Abs((Vector3)intVector));
return(true);
}
Vector3D?nullable = this.GetIntersectedBlockData(ref this.m_invGridWorldMatrix, out intersectExactPos, out intersectedBlock, out compoundBlockId);
if (nullable == null)
{
return(false);
}
intersectedBlockPos = nullable.Value;
if (!this.GetCubeAddAndRemovePositions(Vector3I.Round(intersectedBlockPos), placingSmallGridOnLargeStatic, out addPositionBlock, out addDirectionBlock, out vectori))
{
return(false);
}
if (!placingSmallGridOnLargeStatic)
{
if (!MyFakes.ENABLE_BLOCK_PLACING_ON_INTERSECTED_POSITION)
{
if (this.CurrentGrid.CubeExists(addPositionBlock))
{
return(false);
}
}
else
{
Vector3I vectori3 = Vector3I.Round(intersectedBlockPos);
if (vectori3 != vectori)
{
if (this.m_hitInfo != null)
{
Vector3I intVector = Base6Directions.GetIntVector(Base6Directions.GetClosestDirection(this.m_hitInfo.Value.HkHitInfo.Normal));
addDirectionBlock = intVector;
}
vectori = vectori3;
addPositionBlock = (Vector3I)(vectori + addDirectionBlock);
}
}
}
if (placingSmallGridOnLargeStatic)
{
vectori = Vector3I.Round(intersectedBlockPos);
}
intersectedBlockPos = (Vector3D)vectori;
intersectedBlock = this.CurrentGrid.GetCubeBlock(vectori);
return(intersectedBlock != null);
}
/// <summary>
/// Move blocks in m_projectedBlocks to m_damagedBlocks if they are touching any real blocks
/// </summary>
private void ProjectedToDamaged()
{
foreach (IMySlimBlock block in m_projectedBlocks)
{
MyCubeGrid projected = (MyCubeGrid)block.CubeGrid;
MyCubeGrid projectorGrid = projected.Projector.CubeGrid;
if (projected.Closed || projected.Projector.Closed || !projected.Projector.IsWorking || projectorGrid.Closed)
{
Log.DebugLog("projection closed");
continue;
}
Vector3I min = projectorGrid.WorldToGridInteger(projected.GridIntegerToWorld(block.Min()));
if (projectorGrid.GetCubeBlock(min) != null)
{
Log.DebugLog("space is occupied: " + min);
m_projectedBlocks.Remove(block);
continue;
}
IMyCubeBlock cubeBlock = block.FatBlock;
if (cubeBlock != null)
{
Vector3I max = projectorGrid.WorldToGridInteger(projected.GridIntegerToWorld(block.Max()));
MatrixD invOrient = projectorGrid.PositionComp.WorldMatrixNormalizedInv.GetOrientation();
Vector3 forward = Vector3D.Transform(cubeBlock.WorldMatrix.Forward, ref invOrient);
Vector3 up = Vector3D.Transform(cubeBlock.WorldMatrix.Up, ref invOrient);
MyBlockOrientation orient = new MyBlockOrientation(Base6Directions.GetClosestDirection(ref forward), Base6Directions.GetClosestDirection(ref up));
if (projectorGrid.CanPlaceBlock(min, max, orient, ((MyCubeBlock)cubeBlock).BlockDefinition))
{
Log.DebugLog("can place fatblock: " + cubeBlock.DisplayNameText + ", position: " + min + ", world: " + projectorGrid.GridIntegerToWorld(min));
m_damagedBlocks.Add(block);
m_projectedBlocks.Remove(block);
}
continue;
}
// no fatblock, cannot get definition
if (projectorGrid.IsTouchingAnyNeighbor(min, min))
{
Log.DebugLog("can place slimblock: " + block.ToString() + ", position: " + min + ", world: " + projectorGrid.GridIntegerToWorld(min));
m_damagedBlocks.Add(block);
m_projectedBlocks.Remove(block);
}
}
m_projectedBlocks.ApplyRemovals();
}