diff options
| author | gdk <gab.dark.100@gmail.com> | 2019-10-13 03:02:07 -0300 |
|---|---|---|
| committer | Thog <thog@protonmail.com> | 2020-01-09 02:13:00 +0100 |
| commit | 1876b346fea647e8284a66bb6d62c38801035cff (patch) | |
| tree | 6eeff094298cda84d1613dc5ec0691e51d7b35f1 /Ryujinx.Graphics.Gpu/Image/AutoDeleteCache.cs | |
| parent | f617fb542a0e3d36012d77a4b5acbde7b08902f2 (diff) | |
Initial work
Diffstat (limited to 'Ryujinx.Graphics.Gpu/Image/AutoDeleteCache.cs')
| -rw-r--r-- | Ryujinx.Graphics.Gpu/Image/AutoDeleteCache.cs | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/Ryujinx.Graphics.Gpu/Image/AutoDeleteCache.cs b/Ryujinx.Graphics.Gpu/Image/AutoDeleteCache.cs new file mode 100644 index 00000000..33ed7881 --- /dev/null +++ b/Ryujinx.Graphics.Gpu/Image/AutoDeleteCache.cs @@ -0,0 +1,62 @@ +using System.Collections; +using System.Collections.Generic; + +namespace Ryujinx.Graphics.Gpu.Image +{ + class AutoDeleteCache : IEnumerable<Texture> + { + private const int MaxCapacity = 2048; + + private LinkedList<Texture> _textures; + + public AutoDeleteCache() + { + _textures = new LinkedList<Texture>(); + } + + public void Add(Texture texture) + { + texture.IncrementReferenceCount(); + + texture.CacheNode = _textures.AddLast(texture); + + if (_textures.Count > MaxCapacity) + { + Texture oldestTexture = _textures.First.Value; + + _textures.RemoveFirst(); + + oldestTexture.DecrementReferenceCount(); + + oldestTexture.CacheNode = null; + } + } + + public void Lift(Texture texture) + { + if (texture.CacheNode != null) + { + if (texture.CacheNode != _textures.Last) + { + _textures.Remove(texture.CacheNode); + + texture.CacheNode = _textures.AddLast(texture); + } + } + else + { + Add(texture); + } + } + + public IEnumerator<Texture> GetEnumerator() + { + return _textures.GetEnumerator(); + } + + IEnumerator IEnumerable.GetEnumerator() + { + return _textures.GetEnumerator(); + } + } +}
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