static void AllocateBlock(out BlockStream stream, uint uniqueBlockStreamId, Allocator allocator)
{
#if ENABLE_UNITY_COLLECTIONS_CHECKS
if (allocator <= Allocator.None)
{
throw new ArgumentException("Allocator must be Temp, TempJob or Persistent", "allocator");
}
#endif
int blockCount = JobsUtility.MaxJobThreadCount;
int allocationSize = sizeof(BlockStreamData) + sizeof(Block *) * blockCount;
byte *buffer = (byte *)UnsafeUtility.Malloc(allocationSize, 16, allocator);
UnsafeUtility.MemClear(buffer, allocationSize);
var block = (BlockStreamData *)buffer;
stream.m_Block = block;
stream.m_AllocatorLabel = allocator;
stream.m_UniqueBlockStreamId = uniqueBlockStreamId;
block->Allocator = allocator;
block->BlockCount = blockCount;
block->Blocks = (Block **)(buffer + sizeof(BlockStreamData));
block->Ranges = null;
block->RangeCount = 0;
#if ENABLE_UNITY_COLLECTIONS_CHECKS
DisposeSentinel.Create(out stream.m_Safety, out stream.m_DisposeSentinel, 0, allocator);
#endif
}
public static JobHandle ScheduleConstruct(out BlockStream blockStream, NativeArray <int> lengthFromIndex0, uint uniqueBlockStreamId, JobHandle dependency, Allocator allocator = Allocator.TempJob)
{
AllocateBlock(out blockStream, uniqueBlockStreamId, allocator);
var jobData = new ConstructJob {
Length = lengthFromIndex0, BlockStream = blockStream
};
return(jobData.Schedule(dependency));
}
public static JobHandle ScheduleConstruct <T>(out BlockStream blockStream, NativeList <T> forEachCountFromList, uint uniqueBlockStreamId, JobHandle dependency, Allocator allocator = Allocator.TempJob)
where T : struct
{
AllocateBlock(out blockStream, uniqueBlockStreamId, allocator);
var jobData = new ConstructJobList <T> {
List = forEachCountFromList, BlockStream = blockStream
};
return(jobData.Schedule(dependency));
}
public Writer(BlockStream stream)
{
this = stream;
}