public static bool IsAirtightBetweenPositions(IMyCubeGrid grid, Vector3I startPos, Vector3I endPos)
{
var b1 = grid.GetCubeBlock(startPos);
var b2 = grid.GetCubeBlock(endPos);
if (b1 == b2)
{
if (b1 != null)
{
var def = b1.BlockDefinition as MyCubeBlockDefinition;
if (def != null)
{
return(IsAirtightFromDefinition(def, b1.BuildLevelRatio) == AirTightMode.SEALED);
}
return(false);
}
return(false);
}
if (b1 != null && IsAirtightBlock(b1, startPos, endPos - startPos))
{
return(true);
}
if (b2 != null)
{
return(IsAirtightBlock(b2, endPos, startPos - endPos));
}
return(false);
}
// TODO update this code when changed in game
// all these are from Sandbox.Game.GameSystems.MyGridGasSystem
// since that namespace is prohibited I have to copy it and convert it to work with modAPI
private bool IsPressurized(IMyCubeGrid grid, Vector3I startPos, Vector3I endPos)
{
IMySlimBlock b1 = grid.GetCubeBlock(startPos);
IMySlimBlock b2 = grid.GetCubeBlock(endPos);
if (b1 == b2)
{
return(b1 != null && ((MyCubeBlockDefinition)b1.BlockDefinition).IsAirTight);
}
return((b1 != null && (((MyCubeBlockDefinition)b1.BlockDefinition).IsAirTight || IsPressurized(b1, startPos, endPos - startPos))) || (b2 != null && (((MyCubeBlockDefinition)b2.BlockDefinition).IsAirTight || IsPressurized(b2, endPos, startPos - endPos))));
}
/// <summary>
/// Non-allocating version of Sandbox.Game.Entities.MyCubeGrid.GetBlocksInsideSphere()
/// </summary>
public void GetBlocksInsideSphere(IMyCubeGrid grid, List <IMySlimBlock> blockList, ref BoundingSphereD sphere)
{
if (grid.PositionComp != null)
{
MatrixD matrix = grid.PositionComp.WorldMatrixNormalizedInv;
Vector3D result;
Vector3D.Transform(ref sphere.Center, ref matrix, out result);
BoundingSphere localSphere = new BoundingSphere(result, (float)sphere.Radius);
BoundingBox boundingBox = BoundingBox.CreateFromSphere(localSphere);
double gridSizeR = 1d / grid.GridSize;
Vector3I searchMin = new Vector3I
(
(int)Math.Round(boundingBox.Min.X * gridSizeR),
(int)Math.Round(boundingBox.Min.Y * gridSizeR),
(int)Math.Round(boundingBox.Min.Z * gridSizeR)
);
Vector3I searchMax = new Vector3I
(
(int)Math.Round(boundingBox.Max.X * gridSizeR),
(int)Math.Round(boundingBox.Max.Y * gridSizeR),
(int)Math.Round(boundingBox.Max.Z * gridSizeR)
);
Vector3I start = Vector3I.Max(Vector3I.Min(searchMin, searchMax), grid.Min);
Vector3I end = Vector3I.Min(Vector3I.Max(searchMin, searchMax), grid.Max);
var gridIterator = new Vector3I_RangeIterator(ref start, ref end);
Vector3I next = gridIterator.Current;
blockHashBuffer.Clear();
while (gridIterator.IsValid())
{
IMySlimBlock cube = grid.GetCubeBlock(next);
float gridSizeHalf = grid.GridSize / 2f;
if (cube != null)
{
var cubeBounds = new BoundingBox((cube.Min * grid.GridSize) - gridSizeHalf, (cube.Max * grid.GridSize) + gridSizeHalf);
if (cubeBounds.Intersects(localSphere))
{
blockHashBuffer.Add(cube);
}
}
gridIterator.GetNext(out next);
}
blockList.Clear();
blockList.EnsureCapacity(blockHashBuffer.Count);
foreach (IMySlimBlock block in blockHashBuffer)
{
blockList.Add(block);
}
}
}
private void Cleanup()
{
HashSet <TargetEntity> remove = new HashSet <TargetEntity>();
foreach (var item in m_particles)
{
IMyEntity entity;
if (!MyAPIGateway.Entities.TryGetEntityById(item.TargetGridId, out entity))
{
remove.Add(item);
continue;
}
IMyCubeGrid grid = entity as IMyCubeGrid;
IMySlimBlock slimBlock = grid.GetCubeBlock(item.TargetPosition);
if (slimBlock == null)
{
remove.Add(item);
continue;
}
if (slimBlock.IsDestroyed || slimBlock.IsFullyDismounted || (slimBlock.FatBlock != null && slimBlock.FatBlock.Closed))
{
remove.Add(item);
continue;
}
}
foreach (var item in remove)
{
item.Unload();
m_particles.Remove(item);
}
}
private void Actual_OnBlockAdded(IMySlimBlock obj)
{
SeenHolo sh;
if (!m_holoEntities.TryGetValue(obj.CubeGrid.EntityId, out sh))
{
Log.DebugLog("failed lookup of grid: " + obj.CubeGrid.DisplayName, Logger.severity.ERROR);
obj.CubeGrid.OnBlockAdded -= Actual_OnBlockAdded;
obj.CubeGrid.OnBlockRemoved -= Actual_OnBlockRemoved;
return;
}
IMyCubeGrid holo = (IMyCubeGrid)sh.Holo;
MyObjectBuilder_CubeBlock objBuilder = obj.GetObjectBuilder();
objBuilder.EntityId = 0L;
holo.AddBlock(objBuilder, false);
IMyCubeBlock cubeBlock = holo.GetCubeBlock(obj.Position).FatBlock;
if (cubeBlock != null)
{
SetupProjection(cubeBlock);
}
}
/*============| IMyCubeGrid |============*/
public static void GetCubesOfType <T>(this IMyCubeGrid cubegrid, List <T> cubeList) where T : class
{
for (int x = cubegrid.Min.X; x <= cubegrid.Max.X; x++)
{
for (int y = cubegrid.Min.Y; y <= cubegrid.Max.Y; y++)
{
for (int z = cubegrid.Min.Z; z <= cubegrid.Max.Z; z++)
{
var vec = new Vector3I(x, y, z);
var slimblock = cubegrid.GetCubeBlock(vec);
T stator = null;
if (slimblock != null)
{
stator = slimblock.FatBlock as T;
}
if (stator != null)
{
cubeList.Add(stator);
}
}
}
}
}
private bool WalkLine(Vector3I start, Vector3I end, IMyCubeGrid grid)
{
var it = new MathUtility.Vector3ILineIterator(start, end);
while (it.IsValid())
{
IMySlimBlock block = grid.GetCubeBlock(it.Current);
it.MoveNext();
if (block == null)
{
return(false);
}
if (!block.BlockDefinition.Id.SubtypeName.Contains("Shipyard"))
{
return(false);
}
if (block.BuildPercent() < ((MyCubeBlockDefinition)block.BlockDefinition).CriticalIntegrityRatio)
{
return(false);
}
}
return(true);
}
public GridStats(IMyCubeGrid grid)
{
this.grid = grid;
var tot = 0;
var termblock = 0;
var damaged = 0;
for (var z = grid.Min.Z; z <= grid.Max.Z; z++)
{
for (var y = grid.Min.Y; y <= grid.Max.Y; y++)
{
for (var x = grid.Min.X; x <= grid.Max.X; x++)
{
if (grid.CubeExists(new Vector3I(x, y, z)))
{
tot++;
var block = grid.GetCubeBlock(new Vector3I(x, y, z));
if (block != null)
{
termblock++;
if (!block.IsFullIntegrity)
{
damaged++;
}
}
}
}
}
}
this.total = tot;
this.terminal_block = termblock;
this.damaged = damaged;
}
public static byte[] SerializeAndSign(IMyCubeGrid grid, IMyPlayer player, Vector3I block)
{
var c = grid.GetCubeBlock(block)?.FatBlock as IMyCockpit;
IMyCharacter pilot = c?.Pilot;
c?.RemovePilot();
var ob = (MyObjectBuilder_CubeGrid)grid.GetObjectBuilder();
if (pilot != null)
{
c.AttachPilot(pilot);
}
IMyFaction fac = MyAPIGateway.Session.Factions.TryGetPlayerFaction(player.IdentityId);
var data = new ClientData(ob, fac, block, Settings.Instance.HubIP);
string obStr = MyAPIGateway.Utilities.SerializeToXML(data);
string totalStr = DateTime.UtcNow.Ticks + obStr;
string evalStr = totalStr + Settings.Instance.Password;
var m = new MD5();
m.Value = evalStr;
totalStr += m.FingerPrint;
return(Encoding.UTF8.GetBytes(totalStr));
}
/// <summary>
/// <param name="sync"></param> arg determines if it sends the paint request using the API, and automatically checks skin ownership. Must be false for mod-added skins.
/// </summary>
public void PaintBlock(bool sync, IMyCubeGrid grid, Vector3I gridPosition, PaintMaterial paint, ulong originalSenderSteamId)
{
IMySlimBlock slim = grid.GetCubeBlock(gridPosition);
if (sync)
{
grid.SkinBlocks(gridPosition, gridPosition, paint.ColorMask, paint.Skin?.String);
if (paint.Skin.HasValue)
{
// check if skin was applied to alert player
CheckSkinned[slim] = new CheckData(paint.Skin.Value); // add or replace
SetUpdateMethods(UpdateFlags.UPDATE_AFTER_SIM, true);
}
}
else
{
// NOTE getting a MySlimBlock and sending it straight to arguments avoids getting prohibited errors.
MyCubeGrid gridInternal = (MyCubeGrid)grid;
gridInternal.ChangeColorAndSkin(gridInternal.GetCubeBlock(gridPosition), paint.ColorMask, paint.Skin);
if (paint.Skin.HasValue)
{
CheckSkinned.Remove(slim); // prevent alerting if skin gets changed into an always-owned one
}
}
}
public static IMyMotorStator Selector(IMyCubeGrid cubegrid)
{
if (cubegrid == null)
{
return(null);
}
for (int x = cubegrid.Min.X; x <= cubegrid.Max.X; x++)
{
for (int y = cubegrid.Min.Y; y <= cubegrid.Max.Y; y++)
{
for (int z = cubegrid.Min.Z; z <= cubegrid.Max.Z; z++)
{
var vec = new Vector3I(x, y, z);
var slimblock = cubegrid.GetCubeBlock(vec);
IMyMotorStator stator = null;
if (slimblock != null)
{
stator = slimblock.FatBlock as IMyMotorStator;
}
if (stator != null && !stator.CustomName.Contains("[Ignore]"))
{
return(stator);
}
}
}
}
return(null);
}
/// <summary>
/// Updates the appearance of the block if the integrity has changed. Only used for welding/griding.
/// </summary>
private static void UpdateBlockModel(IMySlimBlock realBlock, IMyCubeGrid holoGrid)
{
IMySlimBlock holoBlock = holoGrid.GetCubeBlock(realBlock.Position);
Logger.DebugLog("holoBlock == null", Logger.severity.FATAL, condition: holoBlock == null);
float realIntegrityRatio = (realBlock.BuildIntegrity - realBlock.CurrentDamage) / realBlock.MaxIntegrity;
float holoIntegrityRatio = (holoBlock.BuildIntegrity - holoBlock.CurrentDamage) / holoBlock.MaxIntegrity;
if (realIntegrityRatio == holoIntegrityRatio)
{
return;
}
float min, max;
if (realIntegrityRatio > holoIntegrityRatio)
{
max = realIntegrityRatio;
min = holoIntegrityRatio;
}
else
{
max = holoIntegrityRatio;
min = realIntegrityRatio;
}
if (((MyCubeBlockDefinition)realBlock.BlockDefinition).ModelChangeIsNeeded(min, max))
{
holoGrid.RemoveBlock(holoBlock);
MyObjectBuilder_CubeBlock objBuilder = realBlock.GetObjectBuilder();
objBuilder.EntityId = 0L;
holoGrid.AddBlock(objBuilder, false);
IMyCubeBlock cubeBlock = holoGrid.GetCubeBlock(realBlock.Position).FatBlock;
if (cubeBlock != null)
{
SetupProjection(cubeBlock);
}
}
}
public void draw(IScaledPixelDrawer drawer)
{
Func <Vector3I, Vector2I> project = v => new Vector2I(v.X, v.Z);
var armor = new List <Vector2I>();
var pristine = new List <Vector2I>();
var dented = new List <Vector2I>();
var damaged = new List <Vector2I>();
var broken = new List <Vector2I>();
var lengths = gridMax - gridMin + new Vector3I(1, 1, 1);
drawer.setScale(project(lengths).X, project(lengths).Y);
foreach (var pos in gridBlocks)
{
var block = grid.GetCubeBlock(pos);
Vector2I ppos = project(pos - gridMin);
if (grid.CubeExists(pos))
{
if (block == null) // Armor block
{
armor.Add(ppos);
}
else if (block.IsFullIntegrity)
{
pristine.Add(ppos);
}
else
{
var health = (block.BuildIntegrity - block.CurrentDamage) / block.MaxIntegrity;
if (health < DENT_LIMIT)
{
damaged.Add(ppos);
}
else
{
dented.Add(ppos);
}
}
}
else
{
broken.Add(ppos);
}
}
armor.ForEach(p => drawer.drawPixel(p.X, p.Y, ARMOR_COLOR));
pristine.ForEach(p => drawer.drawPixel(p.X, p.Y, PRISTINE_COLOR));
dented.ForEach(p => drawer.drawPixel(p.X, p.Y, DENTED_COLOR));
damaged.ForEach(p => drawer.drawPixel(p.X, p.Y, DAMAGED_COLOR));
broken.ForEach(p => drawer.drawPixel(p.X, p.Y, BROKEN_COLOR));
}
/// <summary>
/// Rejection test for intersection with the profiled grid.
/// </summary>
/// <param name="grid">Grid whose cells will be rejected and compared to the profiled grid's rejections.</param>
/// <returns>True iff there is a collision</returns>
public bool rejectionIntersects(IMyCubeGrid grid, IMyCubeBlock ignore, out MyEntity entity, out Vector3?pointOfObstruction)
{
m_logger.debugLog("m_grid == null", Logger.severity.FATAL, condition: m_grid == null);
//m_logger.debugLog("testing grid: " + grid.getBestName(), "rejectionIntersects()");
GridCellCache gridCache = GridCellCache.GetCellCache(grid);
MatrixD toLocal = m_grid.WorldMatrixNormalizedInv;
Line pathLine = Path.get_Line();
float minDist = m_grid.GridSize + grid.GridSize;
//if (!m_landing)
// minDist += NotLandingBuffer;
float pathRadius = Path.Radius + minDist;
float minDistSquared = minDist * minDist;
MyEntity entity_in = null;
Vector3? pointOfObstruction_in = null;
using (m_lock_rejcectionCells.AcquireSharedUsing())
gridCache.ForEach(cell => {
Vector3 world = grid.GridIntegerToWorld(cell);
//m_logger.debugLog("checking position: " + world, "rejectionIntersects()");
if (pathLine.PointInCylinder(pathRadius, world))
{
//m_logger.debugLog("point in cylinder: " + world, "rejectionIntersects()");
Vector3 local = Vector3.Transform(world, toLocal);
if (rejectionIntersects(local, minDistSquared))
{
entity_in = grid.GetCubeBlock(cell).FatBlock as MyEntity ?? grid as MyEntity;
if (ignore != null && entity_in == ignore)
{
return(false);
}
pointOfObstruction_in = pathLine.ClosestPoint(world);
return(true);
}
}
return(false);
});
if (pointOfObstruction_in.HasValue)
{
entity = entity_in;
pointOfObstruction = pointOfObstruction_in;
return(true);
}
entity = null;
pointOfObstruction = null;
return(false);
}
public void UpdateAfterBuild()
{
Vector3D pos = Block.GetPosition();
IMyCubeGrid grid = Projector.CubeGrid;
Vector3I gridPos = grid.WorldToGridInteger(pos);
IMySlimBlock newBlock = grid.GetCubeBlock(gridPos);
if (newBlock != null)
{
Block = newBlock;
}
}
/// <summary>
/// Finds a random block facing the sky. Raycast is slightly randomized to simulate wind blowing rain
/// </summary>
/// <param name="grid"></param>
/// <param name="blocks"></param>
/// <param name="gravityDirection"></param>
/// <param name="physicsCast"></param>
/// <returns></returns>
public static IMySlimBlock GetRandomSkyFacingBlock(IMyCubeGrid grid, List <IMySlimBlock> blocks, Vector3D gravityDirection, out LineD line, bool physicsCast = false)
{
Vector3D posInt = grid.GridIntegerToWorld(blocks.GetRandomItemFromList().Position) + -gravityDirection * 2;
Vector3D posExt = posInt + gravityDirection * Math.Max(25, grid.WorldVolume.Radius * 2);
posExt = RandomPositionFromPoint(ref posExt, grid.WorldVolume.Radius);
line = new LineD();
Vector3I?blockPos = grid.RayCastBlocks(posExt, posInt);
if (!blockPos.HasValue)
{
return(null);
}
IMySlimBlock block = grid.GetCubeBlock(blockPos.Value);
if (block == null)
{
return(null);
}
if (physicsCast)
{
var hits = new List <IHitInfo>();
MyAPIGateway.Physics.CastRay(posExt, grid.GridIntegerToWorld(blockPos.Value), hits);
foreach (IHitInfo hit in hits)
{
if (hit?.HitEntity?.GetTopMostParent() == null)
{
continue;
}
if (hit.HitEntity.GetTopMostParent().EntityId != grid.EntityId)
{
return(null);
}
}
}
if (Debug)
{
Lines.Add(new LineD {
From = posExt, To = grid.GridIntegerToWorld(blockPos.Value)
});
}
line = new LineD {
From = posExt, To = grid.GridIntegerToWorld(blockPos.Value)
};
return(block);
}
Vector3I?MirrorHighlight(IMyCubeGrid grid, int axis, Vector3I originalPosition, List <Vector3I> alreadyMirrored)
{
Vector3I?mirrorPosition = null;
switch (axis)
{
case 0:
if (grid.XSymmetryPlane.HasValue)
{
mirrorPosition = originalPosition + new Vector3I(((grid.XSymmetryPlane.Value.X - originalPosition.X) * 2) - (grid.XSymmetryOdd ? 1 : 0), 0, 0);
}
break;
case 1:
if (grid.YSymmetryPlane.HasValue)
{
mirrorPosition = originalPosition + new Vector3I(0, ((grid.YSymmetryPlane.Value.Y - originalPosition.Y) * 2) - (grid.YSymmetryOdd ? 1 : 0), 0);
}
break;
case 2:
if (grid.ZSymmetryPlane.HasValue)
{
mirrorPosition = originalPosition + new Vector3I(0, 0, ((grid.ZSymmetryPlane.Value.Z - originalPosition.Z) * 2) + (grid.ZSymmetryOdd ? 1 : 0)); // reversed on odd
}
break;
}
if (mirrorPosition.HasValue && mirrorPosition.Value != originalPosition && !alreadyMirrored.Contains(mirrorPosition.Value))
{
alreadyMirrored.Add(mirrorPosition.Value);
IMySlimBlock block = grid.GetCubeBlock(mirrorPosition.Value);
if (block != null)
{
mirroredValidTotal++;
PaintMaterial paintMaterial = Main.Palette.GetLocalPaintMaterial();
bool validSelection = Main.LocalToolHandler.IsMirrorBlockValid(block, paintMaterial);
if (validSelection)
{
mirroredValid++;
}
DrawBlockSelection(block, (validSelection ? SelectionState.Valid : SelectionState.Invalid));
}
}
return(mirrorPosition); // this must be returned regardless if block exists or not
}
public bool tryFindCargoAtPosition(Vector3I Position, IMyCubeGrid Grid, out IMyTerminalBlock Match)
{
IMySlimBlock SlimBlock = Grid.GetCubeBlock(Position);
if (SlimBlock != null && SlimBlock.FatBlock != null && SlimBlock.FatBlock is IMyTerminalBlock && SlimBlock.FatBlock.HasInventory)
{
Match = SlimBlock.FatBlock as IMyTerminalBlock;
return(true);
}
else
{
Match = null;
return(false);
}
}
public bool TryFindButtonPanel(Vector3I Position, IMyCubeGrid Grid, out IMyButtonPanel Match)
{
IMySlimBlock SlimBlock = Grid.GetCubeBlock(Position);
if (SlimBlock != null && SlimBlock.FatBlock != null && SlimBlock.FatBlock is IMyTerminalBlock && SlimBlock.FatBlock is IMyButtonPanel)
{
Match = SlimBlock.FatBlock as IMyButtonPanel;
return(true);
}
else
{
Match = null;
return(false);
}
}
public static IMySlimBlock FirstBlock(this IMyCubeGrid grid, Vector3D worldStart, Vector3D worldEnd,
Func <IMySlimBlock, bool> pred = null, Vector3I?gridSizeInflate = null)
{
for (var itr = CellEnumerator.EnumerateGridCells(grid, worldStart, worldEnd, gridSizeInflate);
itr.IsValid;
itr.MoveNext())
{
var block = grid.GetCubeBlock(itr.Current);
if (block != null && (pred == null || pred.Invoke(block)))
{
return(block);
}
}
return(null);
}
public static IMySlimBlock ProjectionResult(this IMySlimBlock block)
{
IMyProjector projector = block.CubeGrid.Projector();
if (projector == null)
{
return(null);
}
Vector3D pos = block.GetPosition();
IMyCubeGrid grid = projector.CubeGrid;
Vector3I gridPos = grid.WorldToGridInteger(pos);
return(grid.GetCubeBlock(gridPos));
}
public static List <IMySlimBlock> GetBlocksOnRay(this IMyCubeGrid Grid, Vector3D From, Vector3D To)
{
List <IMySlimBlock> Blocks = new List <IMySlimBlock>();
List <Vector3I> BlockPositions = new List <Vector3I>();
Grid.RayCastCells(From, To, BlockPositions);
foreach (Vector3I Position in BlockPositions)
{
IMySlimBlock Block = Grid.GetCubeBlock(Position);
if (Block != null)
{
Blocks.Add(Block);
}
}
return(Blocks);
}
/// <summary>
/// Gets a block on the exterior hull of a ship
/// </summary>
/// <param name="grid"></param>
/// <param name="blocks"></param>
/// <returns></returns>
public static IMySlimBlock GetRandomExteriorBlock(IMyCubeGrid grid, List <IMySlimBlock> blocks)
{
Vector3D posInt = grid.GridIntegerToWorld(blocks.GetRandomItemFromList().Position);
Vector3D posExt = RandomPositionFromPoint(ref posInt, grid.WorldAABB.HalfExtents.Length());
if (Debug)
{
Lines.Add(new LineD {
From = posExt, To = posInt
});
}
Vector3I?blockPos = grid.RayCastBlocks(posExt, posInt);
return(blockPos.HasValue ? grid.GetCubeBlock(blockPos.Value) : null);
}
private void Actual_OnBlockRemoved(IMySlimBlock obj)
{
SeenHolo sh;
if (!m_holoEntities.TryGetValue(obj.CubeGrid.EntityId, out sh))
{
Log.DebugLog("failed lookup of grid: " + obj.CubeGrid.DisplayName, Logger.severity.ERROR);
obj.CubeGrid.OnBlockAdded -= Actual_OnBlockAdded;
obj.CubeGrid.OnBlockRemoved -= Actual_OnBlockRemoved;
return;
}
Vector3I position = obj.Position;
IMyCubeGrid holo = (IMyCubeGrid)sh.Holo;
holo.RemoveBlock(holo.GetCubeBlock(position));
}
private bool IsObstructing(IMyCubeGrid grid, Vector3D target)
{
List <Vector3I> cells = new List <Vector3I>();
grid.RayCastCells(turretPosition, target, cells, null, true);
if (cells.Count == 0)
{
return(false);
}
if (grid != myCubeBlock.CubeGrid)
{
return(true);
}
//myLogger.debugLog("testing " + cells.Count + " of " + grid.getBestName() + " cells for obstruction", "IsObstructing()");
foreach (Vector3I pos in cells)
{
//if (pos == myCubeBlock.Position)
//{
// //myLogger.debugLog("my cell: " + pos + ", world:" + grid.GridIntegerToWorld(pos), "IsObstructing()");
// continue;
//}
IMySlimBlock block = grid.GetCubeBlock(pos);
if (block != null)
{
if (block.FatBlock == null)
{
//myLogger.debugLog("obstructing slim pos = " + pos + ", world = " + grid.GridIntegerToWorld(pos), "IsObstructing()");
}
else
{
if (block.FatBlock == myCubeBlock)
{
continue;
}
//myLogger.debugLog("obstructing cube: " + block.FatBlock.DisplayNameText + ", pos = " + pos + ", world = " + grid.GridIntegerToWorld(pos), "IsObstructing()");
}
return(true);
}
//myLogger.debugLog("empty cell: " + pos + ", world:" + grid.GridIntegerToWorld(pos), "IsObstructing()");
}
return(false);
}
public static void ApplyRegularDamage(IMyCubeGrid cubeGrid, Vector3D startCoords, Vector3D endCoords, float damageAmount, long damageOwner)
{
var newStartCoords = Vector3D.Normalize(startCoords - endCoords) * 50 + endCoords;
var newEndCoords = Vector3D.Normalize(endCoords - startCoords) * 50 + endCoords;
var cellList = new List <Vector3I>();
cubeGrid.RayCastCells(newStartCoords, newEndCoords, cellList);
IMySlimBlock closestBlock = null;
double closestBlockDist = 0;
foreach (var cell in cellList)
{
var block = cubeGrid.GetCubeBlock(cell);
if (block == null)
{
continue;
}
var blockPosition = Vector3D.Zero;
block.ComputeWorldCenter(out blockPosition);
var thisBlockDist = Vector3D.Distance(blockPosition, endCoords);
if (closestBlock == null)
{
closestBlock = block;
closestBlockDist = thisBlockDist;
}
if (thisBlockDist < closestBlockDist)
{
closestBlock = block;
closestBlockDist = thisBlockDist;
}
}
if (closestBlock == null)
{
return;
}
closestBlock.DoDamage(damageAmount, MyStringHash.GetOrCompute("Laser"), true, null, damageOwner);
}
private void Cleanup()
{
// Old method caused a race condition when the background process was still removing entities but the in-game class was already unloaded.
// Also a lot of other nasty bugs (leaks, crashes, hangs and SE not closing) appear to be caused by this.
MyAPIGateway.Parallel.ForEach(new HashSet <TargetEntity>(m_particles), item =>
{ // Invocation 0
try
{
if (item == null)
{
RemoveEntity(item);
return;
}
IMyEntity entity;
if (!MyAPIGateway.Entities.TryGetEntityById(item.TargetGridId, out entity))
{
RemoveEntity(item);
return;
}
IMyCubeGrid grid = entity as IMyCubeGrid;
IMySlimBlock slimBlock = grid.GetCubeBlock(item.TargetPosition);
if (slimBlock == null)
{
RemoveEntity(item);
return;
}
if (slimBlock.IsDestroyed || slimBlock.IsFullyDismounted || (slimBlock.FatBlock != null && slimBlock.FatBlock.Closed))
{
RemoveEntity(item);
return;
}
}
catch (System.Exception e) when(e.ToString().Contains("IndexOutOfRangeException"))
{
Logging.Instance.WriteLine("IndexOutOfRangeException occurred in ParticleEffectManager.Cleanup. This is likely harmless and can be ignored.");
}
catch (System.Exception e)
{ VRage.Utils.MyLog.Default.WriteLineAndConsole($"NaniteConstructionSystem.Particles.ParticleEffectManager.Cleanup (Invocation 0): \n{e}"); }
});
}
public static double?GridHitCheck(IMyCubeGrid cubeGrid, LineD lineCheck, Vector3D lineStartPoint, Vector3D lineEndPoint)
{
// Hit a grid, do a raycast to it for block hit.
Vector3I?gridBlockHit = cubeGrid.RayCastBlocks(lineStartPoint, lineEndPoint);
if (gridBlockHit.HasValue)
{
// Get the block on hit grid
IMySlimBlock blk = cubeGrid.GetCubeBlock(gridBlockHit.Value);
if (blk.FatBlock != null)
{
var blockBBox = blk.FatBlock.LocalAABB;
MyOrientedBoundingBoxD blockOBB = new MyOrientedBoundingBoxD(blockBBox, blk.FatBlock.WorldMatrix);
double?blockIntersect = blockOBB.Intersects(ref lineCheck);
if (blockIntersect != null)
{
var hitDist = blockOBB.Intersects(ref lineCheck);
return(hitDist);
}
//DrawOBB(blockOBB, Color.Red, MySimpleObjectRasterizer.Wireframe, 0.01f);
}
else
{
var center = blk.GetPosition();
Vector3 halfExt;
blk.ComputeScaledHalfExtents(out halfExt);
BoundingBoxD blockBBox = new BoundingBoxD(-halfExt, halfExt);
Quaternion rotMatrix = Quaternion.CreateFromRotationMatrix(blk.CubeGrid.WorldMatrix);
MyOrientedBoundingBoxD blockOBB = new MyOrientedBoundingBoxD(center, blockBBox.HalfExtents, rotMatrix);
var hitDist = blockOBB.Intersects(ref lineCheck);
return(hitDist);
//DrawOBB(blockOBB, Color.Green, MySimpleObjectRasterizer.Wireframe, 0.01f);
}
}
return(double.MaxValue);
}
public static void GetBlocksOnRay(this IMyCubeGrid Grid, ICollection <LineD> Rays, ICollection <IMySlimBlock> Blocks, Func <IMySlimBlock, bool> collect = null)
{
foreach (LineD Ray in Rays)
{
List <Vector3I> BlockPositions = new List <Vector3I>();
Grid.RayCastCells(Ray.From, Ray.To, BlockPositions);
foreach (Vector3I Position in BlockPositions)
{
IMySlimBlock Block = Grid.GetCubeBlock(Position);
if (Block == null)
{
continue;
}
if (collect == null || collect(Block))
{
Blocks.Add(Block);
}
}
}
}
/// <summary>
/// Searches for two other blocks that are perpendicular to the given one.
/// If
/// </summary>
/// <param name="block">The given block</param>
/// <returns></returns>
public static List <IMyCubeBlock> FindPerpendicularTo(IMyTerminalBlock block)
{
if (block == null)
{
throw new Exception("The block is null.");
}
IMyCubeGrid grid = block.CubeGrid;
int maxIndex = Math.Max(grid.Min.AbsMax(), grid.Max.AbsMax());
List <IMyCubeBlock> perpBlocks = new List <IMyCubeBlock>();
perpBlocks.Add(block);
int firstIndex = -1;
// do a kind of first breath search
for (int i = 1; perpBlocks.Count < 3 && i < maxIndex; ++i)
{
for (int j = 0; j < directions.Count; ++j)
{
if (j == firstIndex)
{
continue;
}
VRageMath.Vector3I v = new VRageMath.Vector3I(directions[j]);
IMySlimBlock slim = grid.GetCubeBlock(block.Position + i * v);
if (slim != null && slim.FatBlock != null)
{
perpBlocks.Add(slim.FatBlock);
if (perpBlocks.Count == 3)
{
break;
}
firstIndex = j;
}
}
}
return(perpBlocks);
}
/// <summary>
/// Rejection test for intersection with the profiled grid.
/// </summary>
/// <param name="grid">Grid whose cells will be rejected and compared to the profiled grid's rejections.</param>
/// <returns>True iff there is a collision</returns>
public bool rejectionIntersects(IMyCubeGrid grid, IMyCubeBlock ignore, out MyEntity entity, out Vector3? pointOfObstruction)
{
m_logger.debugLog(m_grid == null, "m_grid == null", Logger.severity.FATAL);
//m_logger.debugLog("testing grid: " + grid.getBestName(), "rejectionIntersects()");
GridCellCache gridCache = GridCellCache.GetCellCache(grid);
MatrixD toLocal = m_grid.WorldMatrixNormalizedInv;
Line pathLine = Path.get_Line();
float minDist = m_grid.GridSize + grid.GridSize;
//if (!m_landing)
// minDist += NotLandingBuffer;
float pathRadius = Path.Radius + minDist;
float minDistSquared = minDist * minDist;
MyEntity entity_in = null;
Vector3? pointOfObstruction_in = null;
using (m_lock_rejcectionCells.AcquireSharedUsing())
gridCache.ForEach(cell => {
Vector3 world = grid.GridIntegerToWorld(cell);
//m_logger.debugLog("checking position: " + world, "rejectionIntersects()");
if (pathLine.PointInCylinder(pathRadius, world))
{
//m_logger.debugLog("point in cylinder: " + world, "rejectionIntersects()");
Vector3 local = Vector3.Transform(world, toLocal);
if (rejectionIntersects(local, minDistSquared))
{
entity_in = grid.GetCubeBlock(cell).FatBlock as MyEntity ?? grid as MyEntity;
if (ignore != null && entity_in == ignore)
return false;
pointOfObstruction_in = pathLine.ClosestPoint(world);
return true;
}
}
return false;
});
if (pointOfObstruction_in.HasValue)
{
entity = entity_in;
pointOfObstruction = pointOfObstruction_in;
return true;
}
entity = null;
pointOfObstruction = null;
return false;
}
/// <summary>
/// Updates the appearance of the block if the integrity has changed. Only used for welding/griding.
/// </summary>
private static void UpdateBlockModel(IMySlimBlock realBlock, IMyCubeGrid holoGrid)
{
IMySlimBlock holoBlock = holoGrid.GetCubeBlock(realBlock.Position);
Static.logger.debugLog(holoBlock == null, "holoBlock == null", Logger.severity.FATAL);
float realIntegrityRatio = (realBlock.BuildIntegrity - realBlock.CurrentDamage) / realBlock.MaxIntegrity;
float holoIntegrityRatio = (holoBlock.BuildIntegrity - holoBlock.CurrentDamage) / holoBlock.MaxIntegrity;
if (realIntegrityRatio == holoIntegrityRatio)
return;
float min, max;
if (realIntegrityRatio > holoIntegrityRatio)
{
max = realIntegrityRatio;
min = holoIntegrityRatio;
}
else
{
max = holoIntegrityRatio;
min = realIntegrityRatio;
}
if (((MyCubeBlockDefinition)realBlock.BlockDefinition).ModelChangeIsNeeded(min, max))
{
holoGrid.RemoveBlock(holoBlock);
MyObjectBuilder_CubeBlock objBuilder = realBlock.GetObjectBuilder();
objBuilder.EntityId = 0L;
holoGrid.AddBlock(objBuilder, false);
IMyCubeBlock cubeBlock = holoGrid.GetCubeBlock(realBlock.Position).FatBlock;
if (cubeBlock != null)
SetupProjection(cubeBlock);
}
}
