protected override JobHandle OnUpdate(JobHandle inputDeps)
{
var settings = ECSController.FlockParams;
var gameSettings = GlobalSettings.Instance;
EntityManager.GetAllUniqueSharedComponentData(UniqueTypes);
int targetsCount = BoidTargetsGroup.CalculateLength();
int obstaclesCount = BoidObstaclesGroup.CalculateLength();
UIControl.Instance.NrOfObstacles = obstaclesCount;
// Ignore typeIndex 0, can't use the default for anything meaningful.
for (int typeIndex = 1; typeIndex < UniqueTypes.Count; typeIndex++)
{
Boid boid = UniqueTypes[typeIndex];
BoidGroup.SetFilter(boid);
var boidCount = BoidGroup.CalculateLength();
UIControl.Instance.NrOfBoidsAlive = boidCount;
var cacheIndex = typeIndex - 1;
// containers that store all the data.
var cellIndices = new NativeArray <int>(boidCount, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
var hashMap = new NativeMultiHashMap <int, int>(boidCount, Allocator.TempJob);
var cellCount = new NativeArray <int>(boidCount, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
var cellAlignment = new NativeArray <float3>(boidCount, Allocator.TempJob,
NativeArrayOptions.UninitializedMemory);
var cellPositions = new NativeArray <float3>(boidCount, Allocator.TempJob,
NativeArrayOptions.UninitializedMemory);
var targetsPositions = new NativeArray <float3>(targetsCount, Allocator.TempJob,
NativeArrayOptions.UninitializedMemory);
var closestTargetIndices = new NativeArray <int>(boidCount, Allocator.TempJob,
NativeArrayOptions.UninitializedMemory);
var obstaclesPositions = new NativeArray <float3>(obstaclesCount, Allocator.TempJob,
NativeArrayOptions.UninitializedMemory);
var closestObstacleIndices = new NativeArray <int>(boidCount, Allocator.TempJob,
NativeArrayOptions.UninitializedMemory);
var closestObstacleSqDistances = new NativeArray <float>(boidCount, Allocator.TempJob,
NativeArrayOptions.UninitializedMemory);
float3 sumOfAllBoidsPositions = float3.zero;
// copy values to buffers.
var initialCellAlignmentJob = new CopyHeadingsInBuffer {
headingsResult = cellAlignment
};
var initialCellAlignmentJobHandle = initialCellAlignmentJob.Schedule(BoidGroup, inputDeps);
var initialCopyPositionJob = new CopyPositionsInBuffer {
positionsResult = cellPositions
};
var initialCopyPositionJobHandle = initialCopyPositionJob.Schedule(BoidGroup, inputDeps);
var sumPositionsJob = new SumPositions {
positionsSum = sumOfAllBoidsPositions
};
var sumPositionsJobHandle = sumPositionsJob.Schedule(BoidGroup, inputDeps);
// copy targets positions
var copyPositionsOfTargetsJob = new CopyPositionsInBuffer {
positionsResult = targetsPositions
};
var copyPositionsOfTargetsJobHandle = copyPositionsOfTargetsJob.Schedule(BoidTargetsGroup, inputDeps);
// copy obstacles positions
var copyPositionsOfObstaclesJob = new CopyPositionsInBuffer {
positionsResult = obstaclesPositions
};
var copyPositionsOfObstaclesJobHandle = copyPositionsOfObstaclesJob.Schedule(BoidObstaclesGroup, inputDeps);
var newCellData = new CellsData {
indicesOfCells = cellIndices,
hashMapBlockIndexWithBoidsIndex = hashMap,
sumOfDirectionsOnCells = cellAlignment,
sumOfPositionsOnCells = cellPositions,
nrOfBoidsOnCells = cellCount,
targetsPositions = targetsPositions,
closestTargetIndices = closestTargetIndices,
closestObstacleIndices = closestObstacleIndices,
closestObstacleSqDistances = closestObstacleSqDistances,
obstaclesPositions = obstaclesPositions,
};
if (cacheIndex > (_CellsData.Count - 1))
{
_CellsData.Add(newCellData);
}
else
{
DisposeCellData(_CellsData[cacheIndex]);
}
_CellsData[cacheIndex] = newCellData;
// hash the entity position
var hashPositionsJob = new HashPositionsToHashMap {
hashMap = hashMap.ToConcurrent(),
cellRadius = ECSController.Instance.CellSizeVaried,
positionOffsetVary = ECSController.Instance.PositionNeighbourCubeOffset
};
var hashPositionsJobHandle = hashPositionsJob.Schedule(BoidGroup, inputDeps);
// set all cell count to 1.
var initialCellCountJob = new MemsetNativeArray <int> {
Source = cellCount,
Value = 1
};
var initialCellCountJobHandle = initialCellCountJob.Schedule(boidCount, 64, inputDeps);
// bariers. from now on we need to use the created buffers.
// and we need to know that they are finished.
var initialCellBarrierJobHandle = JobHandle.CombineDependencies(
initialCellAlignmentJobHandle, initialCopyPositionJobHandle, initialCellCountJobHandle);
var mergeCellsBarrierJobHandle = JobHandle.CombineDependencies(
hashPositionsJobHandle, initialCellBarrierJobHandle, sumPositionsJobHandle);
var targetsJobHandle = JobHandle.CombineDependencies(mergeCellsBarrierJobHandle,
copyPositionsOfTargetsJobHandle, copyPositionsOfObstaclesJobHandle);
var mergeCellsJob = new MergeCellsJob {
indicesOfCells = cellIndices,
cellAlignment = cellAlignment,
cellPositions = cellPositions,
cellCount = cellCount,
targetsPositions = targetsPositions,
closestTargetIndexToCells = closestTargetIndices,
closestObstacleSqDistanceToCells = closestObstacleSqDistances,
closestObstacleIndexToCells = closestObstacleIndices,
obstaclesPositions = obstaclesPositions
};
// job now depends on last barrier.
var mergeCellsJobHandle = mergeCellsJob.Schedule(hashMap, 64, targetsJobHandle);
EntityCommandBuffer.Concurrent commandBuffer = barrierCommand.CreateCommandBuffer().ToConcurrent();
NativeQueue <float3> killedPositionsQueue = new NativeQueue <float3>(Allocator.TempJob);
var steerJob = new MoveBoids {
cellIndices = newCellData.indicesOfCells,
alignmentWeight = gameSettings.AlignmentWeight,
separationWeight = gameSettings.SeparationWeight,
cohesionWeight = gameSettings.CohesionWeight,
cellSize = ECSController.Instance.CellSizeVaried,
sphereBoundarySize = gameSettings.SphereBoundarySize,
sphereBoundaryWeight = gameSettings.BoundaryWeight,
moveSpeed = gameSettings.MoveSpeed,
cellAlignment = cellAlignment,
cellPositions = cellPositions,
cellCount = cellCount,
dt = Time.deltaTime,
walkToFlockCenterWeight = gameSettings.WalkToFlockCenterWeight,
sumOfAllPositions = sumOfAllBoidsPositions,
nrOfTotalBoids = boidCount,
maintainYWeight = gameSettings.maintainYWeight,
yLength = gameSettings.yLength,
perlinNoiseScale = settings.perlinNoiseScale,
targetsPositions = targetsPositions,
cellClosestTargetsIndices = closestTargetIndices,
goToTargetsWeight = gameSettings.goToTargetsWeight,
obstaclesPositions = obstaclesPositions,
cellClosestObstaclesIndices = closestObstacleIndices,
cellClosestObstaclesSqDistances = closestObstacleSqDistances,
startAvoidingObstacleAtDistance = gameSettings.avoidDistanceObstacles,
avoidObstaclesWeight = gameSettings.avoidObstaclesWeight,
terrainY = ECSController.TerrainY,
distanceToAvoidTerrain = settings.distanceToAvoidTerrain,
avoidTerrainWeight = gameSettings.avoidTerrainWeight,
avoidXZwhileHeightBiggerThan = settings.avoidXZwhileHeightBiggerThan,
avoidXZwhileHeightBiggerFade = settings.avoidXZwhileHeightBiggerFade,
obstacleKillRadius = settings.obstacleKillRadius,
commandBuffer = commandBuffer,
diedPositions = killedPositionsQueue.ToConcurrent(),
};
// job depends on merge cells job
var steerJobHandle = steerJob.Schedule(BoidGroup, mergeCellsJobHandle);
barrierCommand.AddJobHandleForProducer(steerJobHandle);
steerJobHandle.Complete();
if (killedPositionsQueue.TryDequeue(out float3 pos))
{
GameController.Instance.KilledBoidAt(pos);
}
killedPositionsQueue.Dispose();
inputDeps = steerJobHandle;
BoidGroup.AddDependency(inputDeps);
}
UniqueTypes.Clear();
return(inputDeps);
}
protected override JobHandle OnUpdate(JobHandle inputDeps)
{
if (!controller)
{
controller = BoidControllerECSJobsFast.Instance;
}
if (controller)
{
int boidCount = boidGroup.CalculateEntityCount();
var cellIndices = new NativeArray <int>(boidCount, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
var cellBoidCount = new NativeArray <int>(boidCount, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
var boidPositions = new NativeArray <float3>(boidCount, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
var boidHeadings = new NativeArray <float3>(boidCount, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
var hashMap = new NativeMultiHashMap <int, int>(boidCount, Allocator.TempJob);
var positionsAndHeadingsCopyJob = new CopyPositionsAndHeadingsInBuffer {
boidPositions = boidPositions,
boidHeadings = boidHeadings
};
JobHandle positionsAndHeadingsCopyJobHandle = positionsAndHeadingsCopyJob.Schedule(boidGroup, inputDeps);
quaternion randomHashRotation = quaternion.Euler(
UnityEngine.Random.Range(-360f, 360f),
UnityEngine.Random.Range(-360f, 360f),
UnityEngine.Random.Range(-360f, 360f)
);
float offsetRange = controller.boidPerceptionRadius / 2f;
float3 randomHashOffset = new float3(
UnityEngine.Random.Range(-offsetRange, offsetRange),
UnityEngine.Random.Range(-offsetRange, offsetRange),
UnityEngine.Random.Range(-offsetRange, offsetRange)
);
var hashPositionsJob = new HashPositionsToHashMap {
hashMap = hashMap.AsParallelWriter(),
cellRotationVary = randomHashRotation,
positionOffsetVary = randomHashOffset,
cellRadius = controller.boidPerceptionRadius,
};
JobHandle hashPositionsJobHandle = hashPositionsJob.Schedule(boidGroup, inputDeps);
// Proceed when these two jobs have been completed
JobHandle copyAndHashJobHandle = JobHandle.CombineDependencies(
positionsAndHeadingsCopyJobHandle,
hashPositionsJobHandle
);
var mergeCellsJob = new MergeCellsJob {
indicesOfCells = cellIndices,
cellPositions = boidPositions,
cellHeadings = boidHeadings,
cellCount = cellBoidCount,
};
JobHandle mergeCellsJobHandle = mergeCellsJob.Schedule(hashMap, 64, copyAndHashJobHandle);
var moveJob = new MoveBoids {
deltaTime = Time.DeltaTime,
boidSpeed = controller.boidSpeed,
separationWeight = controller.separationWeight,
alignmentWeight = controller.alignmentWeight,
cohesionWeight = controller.cohesionWeight,
cageSize = controller.cageSize,
cageAvoidDist = controller.avoidWallsTurnDist,
cageAvoidWeight = controller.avoidWallsWeight,
cellSize = controller.boidPerceptionRadius,
cellIndices = cellIndices,
positionSumsOfCells = boidPositions,
headingSumsOfCells = boidHeadings,
cellBoidCount = cellBoidCount,
};
JobHandle moveJobHandle = moveJob.Schedule(boidGroup, mergeCellsJobHandle);
moveJobHandle.Complete();
hashMap.Dispose();
inputDeps = moveJobHandle;
boidGroup.AddDependency(inputDeps);
return(inputDeps);
}
else
{
return(inputDeps);
}
}
