public void Update()
{
var position = new NativeArray <Vector3>(500, Allocator.Persistent);
var velocity = new NativeArray <Vector3>(500, Allocator.Persistent);
for (var i = 0; i < velocity.Length; i++)
{
velocity[i] = new Vector3(0, 10, 0);
}
// Initialize the job data
var job = new VelocityJob()
{
deltaTime = Time.deltaTime,
position = position,
velocity = velocity
};
// Schedule the job, returns the JobHandle which can be waited upon later on
JobHandle jobHandle = job.Schedule();
// Ensure the job has completed
// It is not recommended to Complete a job immediately,
// since that gives you no actual parallelism.
// You optimally want to schedule a job early in a frame and then wait for it later in the frame.
jobHandle.Complete();
Debug.Log(job.position[0]);
// Native arrays must be disposed manually
position.Dispose();
velocity.Dispose();
}
void Update()
{
// 1.准备数据
NativeArray <Vector3> tmpPositions = new NativeArray <Vector3>(gameCount, Allocator.TempJob);
NativeArray <Vector3> tmpVelocitys = new NativeArray <Vector3>(gameCount, Allocator.TempJob);
for (int i = 0; i < gameCount; i++)
{
tmpVelocitys[i] = new Vector3(0, 1, 0);
//tmpPositions[i] = tmpPositions[i] + tmpVelocitys[i] * Time.deltaTime;
tmpPositions[i] = gameObjs[i].transform.position;
}
VelocityJob job = new VelocityJob()
{
positions = tmpPositions,
delaTime = Time.deltaTime,
velocitys = tmpVelocitys
};
// 2.执行
//信号量 主线程如何知道子线程执行完毕
JobHandle jobHandle = job.Schedule();
// 3.同步
jobHandle.Complete();
for (int i = 0; i < gameCount; i++)
{
gameObjs[i].transform.position = tmpPositions[i];
}
tmpPositions.Dispose();
tmpVelocitys.Dispose();
}
void ScheduleParallelTestJobs()
{
var positions = new NativeArray <Vector3>(500, Allocator.Persistent);
var velocities = new NativeArray <Vector3>(500, Allocator.Persistent);
for (var i = 0; i < velocities.Length; i++)
{
velocities[i] = new Vector3(0, 10, 0);
}
var job = new VelocityJob()
{
deltaTime = Time.deltaTime,
position = positions,
velocity = velocities
};
JobHandle jobHandle = job.Schedule(positions.Length, 64);
StartCoroutine(WaitForJobToBeFinished(jobHandle,
() =>
{
jobHandle.Complete();
Debug.Log(job.position[0]);
positions.Dispose();
velocities.Dispose();
}
));
}
public void Test02()
{
Camera camera = this.GetComponent <Camera>();
NativeArray <Matrix4x4> matrix = new NativeArray <Matrix4x4>(1, Allocator.TempJob);
matrix[0] = camera.cullingMatrix;
NativeArray <Bounds> bounds = new NativeArray <Bounds>(TESTCOUNT, Allocator.TempJob);
for (int i = 0; i < TESTCOUNT; i++)
{
bounds[i] = new Bounds();
}
stopwatch.Reset();
stopwatch.Start();
NativeArray <bool> results = new NativeArray <bool>(TESTCOUNT, Allocator.TempJob);
VelocityJob velocity = new VelocityJob()
{
matrix = matrix, bounds = bounds, results = results
};
JobHandle jobHandle = velocity.Schedule(TESTCOUNT, 1);
jobHandle.Complete();
stopwatch.Stop();
UnityEngine.Debug.Log($"task {stopwatch.ElapsedMilliseconds}");
matrix.Dispose();
bounds.Dispose();
results.Dispose();
}
protected override JobHandle OnUpdate(JobHandle inputDependencies)
{
var job = new VelocityJob()
{
DeltaTime = Time.deltaTime
};
return(job.Schedule(this, inputDependencies));
}
void Update()
{
// 1.准备数据
for (int i = 0; i < gameCount; i++)
{
tmpVelocitys[i] = new Vector3(0, 1, 0);
//tmpPositions[i] = tmpPositions[i] + tmpVelocitys[i] * Time.deltaTime;
tmpPositions[i] = gameObjs[i].transform.position;
tmpQuaternion[i] = gameObjs[i].transform.rotation;
}
VelocityJob job = new VelocityJob()
{
positions = tmpPositions,
delaTime = Time.deltaTime,
velocitys = tmpVelocitys
};
RotateJob rotateJob = new RotateJob()
{
deltaTime = Time.deltaTime,
quaternions = tmpQuaternion
};
//依赖按照速度计算的到的位置数组
ApplyTransform applyTransform = new ApplyTransform()
{
positions = tmpPositions,
quaternions = tmpQuaternion
};
// 2.执行
//信号量 主线程如何知道子线程执行完毕 gameCount 指定总共子线程执行数据数量 10：每个子线程以下处理多少次
JobHandle jobHandle = job.Schedule(gameCount, 10); // 移动 Job
JobHandle rotateHandle = rotateJob.Schedule(gameCount, 10); // 旋转 Job
JobHandle combineHandle = JobHandle.CombineDependencies(jobHandle, rotateHandle); // 赋值job 共同依赖联合的句柄~~
JobHandle tranHandle = applyTransform.Schedule(tranAccessArray, combineHandle); // 对 obj 赋值 job
// 3.同步
jobHandle.Complete();
rotateHandle.Complete();
tranHandle.Complete();
//4。更新位置
//for (int i = 0; i < gameCount; i++)
//{
// gameObjs[i].transform.position = tmpPositions[i];
//}
}
private IEnumerator raiseMap(float duration)
{
float endTime = Time.time + duration;
Color[] colors = tileDamageMap.GetPixels();
// Ensure pixels array is destroyed to prevent memory leaks
if (pixels != null && pixels.IsCreated)
{
pixels.Dispose();
}
pixels = new NativeArray <Color>(colors.Length, Allocator.Persistent);
VelocityJob job;
JobHandle jobHandle;
while (endTime > Time.time)
{
colors = tileDamageMap.GetPixels();
pixels.CopyFrom(colors);
// Initialize the job data
job = new VelocityJob()
{
deltaTime = Time.deltaTime / duration,
pixels = pixels
};
jobHandle = job.Schedule(pixels.Length, 64);
jobHandle.Complete();
job.pixels.CopyTo(colors);
tileDamageMap.SetPixels(colors);
yield return(null);
}
colors = tileDamageMap.GetPixels();
pixels.CopyFrom(colors);
// Initialize the job data
job = new VelocityJob()
{
deltaTime = 1,
pixels = pixels
};
jobHandle = job.Schedule(pixels.Length, 64);
jobHandle.Complete();
job.pixels.CopyTo(colors);
tileDamageMap.SetPixels(colors);
pixels.Dispose();
}
void Update1()
{
var job = new VelocityJob()
{
deltaTime = Time.deltaTime,
position = position1,
velocity = velocity1
};
JobHandle jobHandle = job.Schedule();
jobHandle.Complete();
// Debug.Log(job.position[0]);
}
public void Update()
{
// バッファ生成
var position = new NativeArray <Vector3>(_count, Allocator.Persistent);
var velocity = new NativeArray <Vector3>(_count, Allocator.Persistent);
for (var i = 0; i < velocity.Length; i++)
{
// 入力バッファの中身を詰める
velocity[i] = new Vector3(0, 10, 0);
}
if (useJob)
{
// ジョブ生成して、必要情報を渡す
var job = new VelocityJob()
{
deltaTime = Time.deltaTime,
position = position,
velocity = velocity
};
// ジョブを実行
JobHandle jobHandle = job.Schedule(_count, 0);
// ジョブ完了の待機
jobHandle.Complete();
}
else
{
for (int i = 0; i < _count; i++)
{
Utility.Execute(i, position, velocity, Time.deltaTime);
}
}
for (int i = 0; i < _count; i++)
{
// 更新後のデータを取得してほげほげする
var pos = position[i];
// Do something...
}
// バッファの破棄
position.Dispose();
velocity.Dispose();
}
public void Update()
{
// NativeArrayはNativeContainer属性が付加されているので
// MainThreadとWorkerThreadでデータを安全に共有することができます。
// また、使い終えたらDisposeする必要があります。
var position = new NativeArray <Vector3>(100000, Allocator.Persistent);
var velocity = new NativeArray <Vector3>(100000, Allocator.Persistent);
for (var i = 0; i < velocity.Length; i++)
{
velocity[i] = new Vector3(0, 10, 0);
}
// Jobの初期化処理です。
var job = new VelocityJob()
{
deltaTime = Time.deltaTime,
position = position,
velocity = velocity
};
// Jobをスケジューリングし、後でJobの完了を待つことができるJobHandleを返します。
JobHandle jobHandle = job.Schedule();
// メインスレッドで何か計算している最中にJobを動かしておきたい場合は以下のメソッドを呼ぶ
JobHandle.ScheduleBatchedJobs();
// ......
// 何かMainThreadで行っておきたい処理
// MainThreadで10[ms]かかる重い処理を想定
// ......
System.Threading.Thread.Sleep(10);
// Jobが完了したことを確認します(完了してなければ完了まで待ちます)
// Schedule実行後、すぐにCompleteを呼び出すことはお勧めできません。
// 並列処理の恩恵を受けることがほぼできなくなるためです。
// フレームの早い段階でJobをScheduleし、他の処理を行った後でCompleteを呼び出すのが最適です
jobHandle.Complete();
Debug.Log(job.position[0]);
position.Dispose();
velocity.Dispose();
}
protected override JobHandle OnUpdate(JobHandle inputDeps)
{
translationMapData.Clear();
velocityMapData.Clear();
for (int i = 0; i < entities.Length; i++)
{
translationMapData.Add(entities[i], EntityManager.GetComponentData <Translation>(entities[i]));
velocityMapData.Add(entities[i], EntityManager.GetComponentData <VelocityComponent>(entities[i]));
}
job = new VelocityJob
{
DeltaTime = Time.DeltaTime,
CollisionWorld = buildPhysicsWorld.PhysicsWorld.CollisionWorld,
CollisionFilter = collisionFilter,
TranslationMapData = translationMapData,
VelocityMapData = velocityMapData
};
return(job.Schedule(this, inputDeps));
}
public void Update()
{
var position = new NativeArray <Vector3>(100000, Allocator.Persistent);
var velocity = new NativeArray <Vector3>(100000, Allocator.Persistent);
for (var i = 0; i < velocity.Length; i++)
{
velocity[i] = new Vector3(0, 10, 0);
}
var job = new VelocityJob()
{
deltaTime = Time.deltaTime,
position = position,
velocity = velocity
};
// 並列実行のJobをスケジュールします。
// 最初のパラメータは、各反復が何回実行されるかです。
// 2番目のパラメータは、内部でのループ分割数(バッチ数)です。
JobHandle jobHandle = job.Schedule(position.Length, 128);
// メインスレッドで何か計算している最中にJobを動かしておきたい場合は以下のメソッドを呼ぶ
JobHandle.ScheduleBatchedJobs();
// ......
// 何かMainThreadで行っておきたい処理
// MainThreadで10[ms]かかる重い処理を想定
// ......
System.Threading.Thread.Sleep(10);
jobHandle.Complete();
Debug.Log(job.position[0]);
position.Dispose();
velocity.Dispose();
}