1  using Silk.NET.Vulkan;
 2  using System;
 3  
 4  namespace Ryujinx.Graphics.Vulkan
 5  {
 6      readonly struct MemoryAllocation : IDisposable
 7      {
 8          private readonly MemoryAllocatorBlockList _owner;
 9          private readonly MemoryAllocatorBlockList.Block _block;
10          private readonly HostMemoryAllocator _hostMemory;
11  
12          public DeviceMemory Memory { get; }
13          public IntPtr HostPointer { get; }
14          public ulong Offset { get; }
15          public ulong Size { get; }
16  
17          public MemoryAllocation(
18              MemoryAllocatorBlockList owner,
19              MemoryAllocatorBlockList.Block block,
20              DeviceMemory memory,
21              IntPtr hostPointer,
22              ulong offset,
23              ulong size)
24          {
25              _owner = owner;
26              _block = block;
27              Memory = memory;
28              HostPointer = hostPointer;
29              Offset = offset;
30              Size = size;
31          }
32  
33          public MemoryAllocation(
34              HostMemoryAllocator hostMemory,
35              DeviceMemory memory,
36              IntPtr hostPointer,
37              ulong offset,
38              ulong size)
39          {
40              _hostMemory = hostMemory;
41              Memory = memory;
42              HostPointer = hostPointer;
43              Offset = offset;
44              Size = size;
45          }
46  
47          public void Dispose()
48          {
49              if (_hostMemory != null)
50              {
51                  _hostMemory.Free(Memory, Offset, Size);
52              }
53              else
54              {
55                  _owner.Free(_block, Offset, Size);
56              }
57          }
58      }
59  }