public static T[] ToComponentArray <T>(this EntityQuery group) where T : Component
{
int entityCount = group.CalculateEntityCount();
var arr = new T[entityCount];
var iterator = group.GetArchetypeChunkIterator();
var indexInEntityQuery = group.GetIndexInEntityQuery(TypeManager.GetTypeIndex <T>());
var entityCounter = 0;
while (iterator.MoveNext())
{
var chunk = iterator.CurrentArchetypeChunk;
for (int entityIndex = 0; entityIndex < chunk.Count; ++entityIndex)
{
arr[entityCounter++] = (T)iterator.GetManagedObject(group.ManagedComponentStore, indexInEntityQuery, entityIndex);
}
}
return(arr);
}
public static T[] ToComponentArray <T>(this EntityQuery group) where T : Component
{
int length = group.CalculateLength();
ComponentChunkIterator iterator = group.GetComponentChunkIterator();
var indexInComponentGroup = group.GetIndexInEntityQuery(TypeManager.GetTypeIndex <T>());
iterator.IndexInEntityQuery = indexInComponentGroup;
var arr = new T[length];
var cache = default(ComponentChunkCache);
for (int i = 0; i < length; ++i)
{
if (i < cache.CachedBeginIndex || i >= cache.CachedEndIndex)
{
iterator.MoveToEntityIndexAndUpdateCache(i, out cache, true);
}
arr[i] = (T)iterator.GetManagedObject(group.ManagedComponentStore, cache.CachedBeginIndex, i);
}
return(arr);
}
