Class TransientBlockAllocator<T extends TransientBlockAllocator.Allocator.Block>

java.lang.Object

com.mojang.renderpearl.backend.util.TransientBlockAllocator<T>

All Implemented Interfaces:

UncheckedAutoCloseable, AutoCloseable

public class TransientBlockAllocator<T extends TransientBlockAllocator.Allocator.Block>
extends Object
implements UncheckedAutoCloseable

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final record	TransientBlockAllocator.Allocation<T>
static interface	TransientBlockAllocator.Allocator<T extends TransientBlockAllocator.Allocator.Block>

Field Summary

Fields

Modifier and Type	Field	Description
private final TransientBlockAllocator.Allocator<T>	allocator
private final long	blockSize
private @Nullable T	currentBlock
private long	currentOffset
private final it.unimi.dsi.fastutil.objects.ReferenceArrayList<T>	freeBlocks
private final long	maxAlignment
private final Consumer<T>	onBlockUse
private final it.unimi.dsi.fastutil.objects.ReferenceArrayList<T>	specialBlocks
private final it.unimi.dsi.fastutil.objects.ReferenceArrayList<T>	usedBlocks

Constructor Summary

Constructors

Constructor	Description
TransientBlockAllocator(long blockSize, long maxAlignment, TransientBlockAllocator.Allocator<T> allocator)
TransientBlockAllocator(long blockSize, long maxAlignment, TransientBlockAllocator.Allocator<T> allocator, Consumer<T> onBlockUse)

Method Summary

Modifier and Type	Method	Description
TransientBlockAllocator.Allocation<T>	allocate(long size, long alignment, long minimumAllocation, long elementSize)
private T	allocateBlock()
long	blockSize()
boolean	canAllocateInBlock(long size, long alignment)
boolean	canAllocateInCurrentBlock(long size, long alignment)
void	close()
Runnable	rotate()

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

blockSize

private final long blockSize

maxAlignment

private final long maxAlignment

allocator

private final TransientBlockAllocator.Allocator<T extends TransientBlockAllocator.Allocator.Block> allocator

onBlockUse

private final Consumer<T extends TransientBlockAllocator.Allocator.Block> onBlockUse

specialBlocks

private final it.unimi.dsi.fastutil.objects.ReferenceArrayList<T extends TransientBlockAllocator.Allocator.Block> specialBlocks

freeBlocks

private final it.unimi.dsi.fastutil.objects.ReferenceArrayList<T extends TransientBlockAllocator.Allocator.Block> freeBlocks

usedBlocks

private final it.unimi.dsi.fastutil.objects.ReferenceArrayList<T extends TransientBlockAllocator.Allocator.Block> usedBlocks

currentBlock

private @Nullable T extends TransientBlockAllocator.Allocator.Block currentBlock

currentOffset

private long currentOffset

Constructor Details

TransientBlockAllocator

public TransientBlockAllocator(long blockSize,
 long maxAlignment,
 TransientBlockAllocator.Allocator<T> allocator)

TransientBlockAllocator

public TransientBlockAllocator(long blockSize,
 long maxAlignment,
 TransientBlockAllocator.Allocator<T> allocator,
 Consumer<T> onBlockUse)

Method Details

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface UncheckedAutoCloseable

blockSize

public long blockSize()

rotate

public Runnable rotate()

canAllocateInBlock

@Contract(pure=true)
public boolean canAllocateInBlock(long size,
 long alignment)

canAllocateInCurrentBlock

@Contract(pure=true)
public boolean canAllocateInCurrentBlock(long size,
 long alignment)

allocateBlock

private T allocateBlock()

allocate

public TransientBlockAllocator.Allocation<T> allocate(long size,
 long alignment,
 long minimumAllocation,
 long elementSize)