public void ComponentDataArrayCopy()
{
var entity = m_Manager.CreateEntity(typeof(EcsTestData));
var entities = new NativeArray <Entity>(20000, Allocator.Persistent);
m_Manager.Instantiate(entity, entities);
var ecsArray = m_Manager.CreateComponentGroup(typeof(EcsTestData)).GetComponentDataArray <EcsTestData>();
for (int i = 0; i < ecsArray.Length; i++)
{
ecsArray[i] = new EcsTestData(i);
}
var copied = new NativeArray <EcsTestData>(entities.Length - 11 + 1, Allocator.Persistent);
ecsArray.CopyTo(copied, 11);
for (int i = 0; i < copied.Length; i++)
{
if (copied[i].value != i)
{
Assert.AreEqual(i + 11, copied[i].value);
}
}
copied.Dispose();
entities.Dispose();
}
public void ReadOnlyComponentDataArray()
{
var group = m_Manager.CreateComponentGroup(typeof(EcsTestData2), ComponentType.ReadOnly(typeof(EcsTestData)));
var entity = m_Manager.CreateEntity(typeof(EcsTestData), typeof(EcsTestData2));
m_Manager.SetComponentData(entity, new EcsTestData(42));
// EcsTestData is read only
var arr = group.GetComponentDataArray <EcsTestData>();
Assert.AreEqual(1, arr.Length);
Assert.AreEqual(42, arr[0].value);
Assert.Throws <System.InvalidOperationException>(() => { arr[0] = new EcsTestData(0); });
// EcsTestData2 can be written to
var arr2 = group.GetComponentDataArray <EcsTestData2>();
Assert.AreEqual(1, arr2.Length);
arr2[0] = new EcsTestData2(55);
Assert.AreEqual(55, arr2[0].value0);
m_Manager.DestroyEntity(entity);
}
