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-EntityAllocator fixed issue with not initialized block pointer

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-deffered adding entities
-deffered adding and removeing components
This commit is contained in:
Mergul 2018-09-17 14:46:30 +02:00
parent b3dce6560a
commit cb0f56b0fb
3 changed files with 214 additions and 77 deletions
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15
source/ecs/entity_allocator.d
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@ -11,19 +11,24 @@ struct EntityAllocator
void* getBlock()
{
if(next_block is null)allocBlock();
if (next_block is null)
allocBlock();
void* ret = next_block;
next_block = *cast(void**)next_block;
next_block = *cast(void**) next_block;
return ret;
}
private void allocBlock()
{
next_block = cast(void*)AlignedMallocator.instance.alignedAllocate(EntityManager.page_size * EntityManager.pages_in_block, EntityManager.page_size);
foreach(i;0..EntityManager.pages_in_block-1)
next_block = cast(void*) AlignedMallocator.instance.alignedAllocate(
EntityManager.page_size * EntityManager.pages_in_block, EntityManager.page_size);
foreach (i; 0 .. EntityManager.pages_in_block - 1)
{
void** pointer = cast(void**)(next_block + i * EntityManager.page_size);
*pointer = next_block + (i+1) * EntityManager.page_size;
*pointer = next_block + (i + 1) * EntityManager.page_size;
}
void** pointer = cast(void**)(
next_block + (EntityManager.pages_in_block - 1) * EntityManager.page_size);
*pointer = null;
}
}