Struct VMRange
A range of virtual memory with a pointer to the beginning of a range of bytes, log2 of the page size in bytes, and number of pages in this allocation.
Namespace: Unity.Collections.LowLevel.Unsafe
Syntax
public struct VMRangeConstructors
VMRange(IntPtr, Byte, UInt32)
Declaration
public VMRange(IntPtr rangePtr, byte rangeLog2PageSize, uint rangePageCount)Parameters
| Type | Name | Description |
|---|---|---|
| IntPtr | rangePtr | |
| Byte | rangeLog2PageSize | |
| UInt32 | rangePageCount |
VMRange(IntPtr, UInt32, UInt32)
Constructs a VMRange from a pointer, range size in bytes, and page size in bytes.
Declaration
public VMRange(IntPtr rangePtr, uint rangeBytes, uint pageSizeInBytes)Parameters
| Type | Name | Description |
|---|---|---|
| IntPtr | rangePtr | Pointer to beginning of address range. |
| UInt32 | rangeBytes | Size of address range in bytes. |
| UInt32 | pageSizeInBytes | Size of pages in bytes. |
Fields
log2PageSize
2 ^ log2PageSize = virtual memory page size in bytes
Declaration
public byte log2PageSizeField Value
| Type | Description |
|---|---|
| Byte |
pageCount
Number of pages in this address range.
Declaration
public uint pageCountField Value
| Type | Description |
|---|---|
| UInt32 |
ptr
Pointer to the beginning of an address range.
Declaration
public IntPtr ptrField Value
| Type | Description |
|---|---|
| IntPtr |
Properties
PageSizeInBytes
Virtual memory page size in bytes for this address range.
Declaration
public uint PageSizeInBytes { get; set; }Property Value
| Type | Description |
|---|---|
| UInt32 |
SizeInBytes
Number of bytes contained in this range.
Declaration
public ulong SizeInBytes { get; }Property Value
| Type | Description |
|---|---|
| UInt64 |