1701 lines
No EOL
66 KiB
C#
1701 lines
No EOL
66 KiB
C#
using Ryujinx.Common;
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using Ryujinx.Common.Logging;
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using Ryujinx.Common.Memory;
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using Ryujinx.Graphics.GAL;
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using Ryujinx.Graphics.Gpu.Memory;
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using Ryujinx.Graphics.Texture;
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using Ryujinx.Graphics.Texture.Astc;
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using Ryujinx.Memory;
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using Ryujinx.Memory.Range;
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using System.Numerics;
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namespace Ryujinx.Graphics.Gpu.Image
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{
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/// <summary>
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/// Represents a cached GPU texture.
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/// </summary>
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class Texture : IMultiRangeItem, IDisposable
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{
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// How many updates we need before switching to the byte-by-byte comparison
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// modification check method.
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// This method uses much more memory so we want to avoid it if possible.
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private const int ByteComparisonSwitchThreshold = 4;
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private const int MinLevelsForForceAnisotropy = 5;
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private struct TexturePoolOwner
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{
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public TexturePool Pool;
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public int ID;
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}
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private GpuContext _context;
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private PhysicalMemory _physicalMemory;
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private SizeInfo _sizeInfo;
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/// <summary>
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/// Texture format.
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/// </summary>
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public Format Format => Info.FormatInfo.Format;
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/// <summary>
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/// Texture target.
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/// </summary>
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public Target Target { get; private set; }
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/// <summary>
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/// Texture width.
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/// </summary>
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public int Width { get; private set; }
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/// <summary>
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/// Texture height.
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/// </summary>
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public int Height { get; private set; }
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/// <summary>
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/// Texture information.
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/// </summary>
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public TextureInfo Info { get; private set; }
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/// <summary>
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/// Set when anisotropic filtering can be forced on the given texture.
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/// </summary>
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public bool CanForceAnisotropy { get; private set; }
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/// <summary>
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/// Host scale factor.
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/// </summary>
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public float ScaleFactor { get; private set; }
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/// <summary>
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/// Upscaling mode. Informs if a texture is scaled, or is eligible for scaling.
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/// </summary>
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public TextureScaleMode ScaleMode { get; private set; }
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/// <summary>
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/// Group that this texture belongs to. Manages read/write memory tracking.
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/// </summary>
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public TextureGroup Group { get; private set; }
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/// <summary>
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/// Set when a texture has been changed size. This indicates that it may need to be
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/// changed again when obtained as a sampler.
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/// </summary>
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public bool ChangedSize { get; private set; }
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/// <summary>
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/// Set when a texture's GPU VA has ever been partially or fully unmapped.
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/// This indicates that the range must be fully checked when matching the texture.
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/// </summary>
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public bool ChangedMapping { get; private set; }
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/// <summary>
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/// True if the data for this texture must always be flushed when an overlap appears.
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/// This is useful if SetData is called directly on this texture, but the data is meant for a future texture.
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/// </summary>
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public bool AlwaysFlushOnOverlap { get; private set; }
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/// <summary>
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/// Increments when the host texture is swapped, or when the texture is removed from all pools.
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/// </summary>
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public int InvalidatedSequence { get; private set; }
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private int _depth;
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private int _layers;
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public int FirstLayer { get; private set; }
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public int FirstLevel { get; private set; }
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private bool _hasData;
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private bool _dirty = true;
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private int _updateCount;
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private byte[] _currentData;
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private bool _modifiedStale = true;
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private ITexture _arrayViewTexture;
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private Target _arrayViewTarget;
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private ITexture _flushHostTexture;
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private Texture _viewStorage;
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private List<Texture> _views;
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/// <summary>
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/// Host texture.
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/// </summary>
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public ITexture HostTexture { get; private set; }
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/// <summary>
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/// Intrusive linked list node used on the auto deletion texture cache.
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/// </summary>
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public LinkedListNode<Texture> CacheNode { get; set; }
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/// <summary>
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/// Physical memory ranges where the texture data is located.
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/// </summary>
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public MultiRange Range { get; private set; }
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/// <summary>
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/// Layer size in bytes.
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/// </summary>
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public int LayerSize => _sizeInfo.LayerSize;
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/// <summary>
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/// Texture size in bytes.
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/// </summary>
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public ulong Size => (ulong)_sizeInfo.TotalSize;
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/// <summary>
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/// Whether or not the texture belongs is a view.
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/// </summary>
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public bool IsView => _viewStorage != this;
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private int _referenceCount;
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private List<TexturePoolOwner> _poolOwners;
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/// <summary>
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/// Constructs a new instance of the cached GPU texture.
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/// </summary>
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/// <param name="context">GPU context that the texture belongs to</param>
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/// <param name="physicalMemory">Physical memory where the texture is mapped</param>
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/// <param name="info">Texture information</param>
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/// <param name="sizeInfo">Size information of the texture</param>
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/// <param name="range">Physical memory ranges where the texture data is located</param>
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/// <param name="firstLayer">The first layer of the texture, or 0 if the texture has no parent</param>
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/// <param name="firstLevel">The first mipmap level of the texture, or 0 if the texture has no parent</param>
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/// <param name="scaleFactor">The floating point scale factor to initialize with</param>
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/// <param name="scaleMode">The scale mode to initialize with</param>
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private Texture(
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GpuContext context,
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PhysicalMemory physicalMemory,
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TextureInfo info,
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SizeInfo sizeInfo,
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MultiRange range,
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int firstLayer,
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int firstLevel,
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float scaleFactor,
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TextureScaleMode scaleMode)
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{
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InitializeTexture(context, physicalMemory, info, sizeInfo, range);
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FirstLayer = firstLayer;
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FirstLevel = firstLevel;
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ScaleFactor = scaleFactor;
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ScaleMode = scaleMode;
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InitializeData(true);
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}
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/// <summary>
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/// Constructs a new instance of the cached GPU texture.
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/// </summary>
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/// <param name="context">GPU context that the texture belongs to</param>
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/// <param name="physicalMemory">Physical memory where the texture is mapped</param>
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/// <param name="info">Texture information</param>
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/// <param name="sizeInfo">Size information of the texture</param>
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/// <param name="range">Physical memory ranges where the texture data is located</param>
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/// <param name="scaleMode">The scale mode to initialize with. If scaled, the texture's data is loaded immediately and scaled up</param>
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public Texture(
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GpuContext context,
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PhysicalMemory physicalMemory,
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TextureInfo info,
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SizeInfo sizeInfo,
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MultiRange range,
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TextureScaleMode scaleMode)
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{
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ScaleFactor = 1f; // Texture is first loaded at scale 1x.
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ScaleMode = scaleMode;
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InitializeTexture(context, physicalMemory, info, sizeInfo, range);
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}
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/// <summary>
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/// Common texture initialization method.
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/// This sets the context, info and sizeInfo fields.
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/// Other fields are initialized with their default values.
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/// </summary>
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/// <param name="context">GPU context that the texture belongs to</param>
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/// <param name="physicalMemory">Physical memory where the texture is mapped</param>
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/// <param name="info">Texture information</param>
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/// <param name="sizeInfo">Size information of the texture</param>
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/// <param name="range">Physical memory ranges where the texture data is located</param>
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private void InitializeTexture(
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GpuContext context,
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PhysicalMemory physicalMemory,
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TextureInfo info,
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SizeInfo sizeInfo,
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MultiRange range)
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{
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_context = context;
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_physicalMemory = physicalMemory;
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_sizeInfo = sizeInfo;
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Range = range;
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SetInfo(info);
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_viewStorage = this;
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_views = new List<Texture>();
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_poolOwners = new List<TexturePoolOwner>();
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}
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/// <summary>
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/// Initializes the data for a texture. Can optionally initialize the texture with or without data.
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/// If the texture is a view, it will initialize memory tracking to be non-dirty.
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/// </summary>
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/// <param name="isView">True if the texture is a view, false otherwise</param>
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/// <param name="withData">True if the texture is to be initialized with data</param>
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public void InitializeData(bool isView, bool withData = false)
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{
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withData |= Group != null && Group.FlushIncompatibleOverlapsIfNeeded();
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if (withData)
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{
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Debug.Assert(!isView);
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TextureCreateInfo createInfo = TextureCache.GetCreateInfo(Info, _context.Capabilities, ScaleFactor);
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HostTexture = _context.Renderer.CreateTexture(createInfo, ScaleFactor);
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SynchronizeMemory(); // Load the data.
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if (ScaleMode == TextureScaleMode.Scaled)
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{
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SetScale(GraphicsConfig.ResScale); // Scale the data up.
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}
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}
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else
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{
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_hasData = true;
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if (!isView)
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{
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// Don't update this texture the next time we synchronize.
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CheckModified(true);
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if (ScaleMode == TextureScaleMode.Scaled)
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{
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// Don't need to start at 1x as there is no data to scale, just go straight to the target scale.
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ScaleFactor = GraphicsConfig.ResScale;
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}
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TextureCreateInfo createInfo = TextureCache.GetCreateInfo(Info, _context.Capabilities, ScaleFactor);
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HostTexture = _context.Renderer.CreateTexture(createInfo, ScaleFactor);
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}
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}
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}
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/// <summary>
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/// Initialize a new texture group with this texture as storage.
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/// </summary>
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/// <param name="hasLayerViews">True if the texture will have layer views</param>
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/// <param name="hasMipViews">True if the texture will have mip views</param>
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/// <param name="incompatibleOverlaps">Groups that overlap with this one but are incompatible</param>
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public void InitializeGroup(bool hasLayerViews, bool hasMipViews, List<TextureIncompatibleOverlap> incompatibleOverlaps)
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{
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Group = new TextureGroup(_context, _physicalMemory, this, incompatibleOverlaps);
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Group.Initialize(ref _sizeInfo, hasLayerViews, hasMipViews);
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}
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/// <summary>
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/// Create a texture view from this texture.
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/// A texture view is defined as a child texture, from a sub-range of their parent texture.
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/// For example, the initial layer and mipmap level of the view can be defined, so the texture
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/// will start at the given layer/level of the parent texture.
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/// </summary>
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/// <param name="info">Child texture information</param>
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/// <param name="sizeInfo">Child texture size information</param>
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/// <param name="range">Physical memory ranges where the texture data is located</param>
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/// <param name="firstLayer">Start layer of the child texture on the parent texture</param>
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/// <param name="firstLevel">Start mipmap level of the child texture on the parent texture</param>
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/// <returns>The child texture</returns>
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public Texture CreateView(TextureInfo info, SizeInfo sizeInfo, MultiRange range, int firstLayer, int firstLevel)
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{
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Texture texture = new Texture(
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_context,
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_physicalMemory,
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info,
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sizeInfo,
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range,
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FirstLayer + firstLayer,
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FirstLevel + firstLevel,
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ScaleFactor,
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ScaleMode);
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TextureCreateInfo createInfo = TextureCache.GetCreateInfo(info, _context.Capabilities, ScaleFactor);
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texture.HostTexture = HostTexture.CreateView(createInfo, firstLayer, firstLevel);
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_viewStorage.AddView(texture);
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return texture;
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}
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/// <summary>
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/// Adds a child texture to this texture.
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/// </summary>
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/// <param name="texture">The child texture</param>
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private void AddView(Texture texture)
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{
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IncrementReferenceCount();
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_views.Add(texture);
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texture._viewStorage = this;
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Group.UpdateViews(_views);
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if (texture.Group != null && texture.Group != Group)
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{
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if (texture.Group.Storage == texture)
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{
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// This texture's group is no longer used.
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Group.Inherit(texture.Group);
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texture.Group.Dispose();
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}
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}
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texture.Group = Group;
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}
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/// <summary>
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/// Removes a child texture from this texture.
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/// </summary>
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/// <param name="texture">The child texture</param>
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private void RemoveView(Texture texture)
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{
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_views.Remove(texture);
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texture._viewStorage = texture;
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DecrementReferenceCount();
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}
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/// <summary>
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/// Create a copy dependency to a texture that is view compatible with this one.
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/// When either texture is modified, the texture data will be copied to the other to keep them in sync.
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/// This is essentially an emulated view, useful for handling multiple view parents or format incompatibility.
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/// This also forces a copy on creation, to or from the given texture to get them in sync immediately.
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/// </summary>
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/// <param name="contained">The view compatible texture to create a dependency to</param>
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/// <param name="layer">The base layer of the given texture relative to this one</param>
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/// <param name="level">The base level of the given texture relative to this one</param>
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/// <param name="copyTo">True if this texture is first copied to the given one, false for the opposite direction</param>
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public void CreateCopyDependency(Texture contained, int layer, int level, bool copyTo)
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{
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if (contained.Group == Group)
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{
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return;
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}
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Group.CreateCopyDependency(contained, FirstLayer + layer, FirstLevel + level, copyTo);
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}
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/// <summary>
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/// Changes the texture size.
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/// </summary>
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/// <remarks>
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/// This operation may also change the size of all mipmap levels, including from the parent
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/// and other possible child textures, to ensure that all sizes are consistent.
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/// </remarks>
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/// <param name="width">The new texture width</param>
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/// <param name="height">The new texture height</param>
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/// <param name="depthOrLayers">The new texture depth (for 3D textures) or layers (for layered textures)</param>
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public void ChangeSize(int width, int height, int depthOrLayers)
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{
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int blockWidth = Info.FormatInfo.BlockWidth;
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int blockHeight = Info.FormatInfo.BlockHeight;
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width <<= FirstLevel;
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height <<= FirstLevel;
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if (Target == Target.Texture3D)
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{
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depthOrLayers <<= FirstLevel;
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}
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else
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{
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depthOrLayers = _viewStorage.Info.DepthOrLayers;
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}
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_viewStorage.RecreateStorageOrView(width, height, blockWidth, blockHeight, depthOrLayers);
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foreach (Texture view in _viewStorage._views)
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{
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int viewWidth = Math.Max(1, width >> view.FirstLevel);
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int viewHeight = Math.Max(1, height >> view.FirstLevel);
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int viewDepthOrLayers;
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if (view.Info.Target == Target.Texture3D)
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{
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viewDepthOrLayers = Math.Max(1, depthOrLayers >> view.FirstLevel);
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}
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else
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{
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viewDepthOrLayers = view.Info.DepthOrLayers;
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}
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view.RecreateStorageOrView(viewWidth, viewHeight, blockWidth, blockHeight, viewDepthOrLayers);
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}
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}
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/// <summary>
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/// Recreates the texture storage (or view, in the case of child textures) of this texture.
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/// This allows recreating the texture with a new size.
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/// A copy is automatically performed from the old to the new texture.
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/// </summary>
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/// <param name="width">The new texture width</param>
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/// <param name="height">The new texture height</param>
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/// <param name="width">The block width related to the given width</param>
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/// <param name="height">The block height related to the given height</param>
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/// <param name="depthOrLayers">The new texture depth (for 3D textures) or layers (for layered textures)</param>
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private void RecreateStorageOrView(int width, int height, int blockWidth, int blockHeight, int depthOrLayers)
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{
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RecreateStorageOrView(
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BitUtils.DivRoundUp(width * Info.FormatInfo.BlockWidth, blockWidth),
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BitUtils.DivRoundUp(height * Info.FormatInfo.BlockHeight, blockHeight),
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depthOrLayers);
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}
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/// <summary>
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/// Recreates the texture storage (or view, in the case of child textures) of this texture.
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/// This allows recreating the texture with a new size.
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/// A copy is automatically performed from the old to the new texture.
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/// </summary>
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/// <param name="width">The new texture width</param>
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/// <param name="height">The new texture height</param>
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/// <param name="depthOrLayers">The new texture depth (for 3D textures) or layers (for layered textures)</param>
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private void RecreateStorageOrView(int width, int height, int depthOrLayers)
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{
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ChangedSize = true;
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SetInfo(new TextureInfo(
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Info.GpuAddress,
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width,
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height,
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depthOrLayers,
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Info.Levels,
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Info.SamplesInX,
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Info.SamplesInY,
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Info.Stride,
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Info.IsLinear,
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Info.GobBlocksInY,
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Info.GobBlocksInZ,
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Info.GobBlocksInTileX,
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Info.Target,
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Info.FormatInfo,
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Info.DepthStencilMode,
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Info.SwizzleR,
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Info.SwizzleG,
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Info.SwizzleB,
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Info.SwizzleA));
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TextureCreateInfo createInfo = TextureCache.GetCreateInfo(Info, _context.Capabilities, ScaleFactor);
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if (_viewStorage != this)
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{
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ReplaceStorage(_viewStorage.HostTexture.CreateView(createInfo, FirstLayer, FirstLevel));
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}
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else
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{
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ITexture newStorage = _context.Renderer.CreateTexture(createInfo, ScaleFactor);
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HostTexture.CopyTo(newStorage, 0, 0);
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ReplaceStorage(newStorage);
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}
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}
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/// <summary>
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/// Blacklists this texture from being scaled. Resets its scale to 1 if needed.
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/// </summary>
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public void BlacklistScale()
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{
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ScaleMode = TextureScaleMode.Blacklisted;
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SetScale(1f);
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}
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/// <summary>
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/// Propagates the scale between this texture and another to ensure they have the same scale.
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/// If one texture is blacklisted from scaling, the other will become blacklisted too.
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/// </summary>
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/// <param name="other">The other texture</param>
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public void PropagateScale(Texture other)
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{
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if (other.ScaleMode == TextureScaleMode.Blacklisted || ScaleMode == TextureScaleMode.Blacklisted)
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{
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|
BlacklistScale();
|
|
other.BlacklistScale();
|
|
}
|
|
else
|
|
{
|
|
// Prefer the configured scale if present. If not, prefer the max.
|
|
float targetScale = GraphicsConfig.ResScale;
|
|
float sharedScale = (ScaleFactor == targetScale || other.ScaleFactor == targetScale) ? targetScale : Math.Max(ScaleFactor, other.ScaleFactor);
|
|
|
|
SetScale(sharedScale);
|
|
other.SetScale(sharedScale);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Copy the host texture to a scaled one. If a texture is not provided, create it with the given scale.
|
|
/// </summary>
|
|
/// <param name="scale">Scale factor</param>
|
|
/// <param name="storage">Texture to use instead of creating one</param>
|
|
/// <returns>A host texture containing a scaled version of this texture</returns>
|
|
private ITexture GetScaledHostTexture(float scale, ITexture storage = null)
|
|
{
|
|
if (storage == null)
|
|
{
|
|
TextureCreateInfo createInfo = TextureCache.GetCreateInfo(Info, _context.Capabilities, scale);
|
|
storage = _context.Renderer.CreateTexture(createInfo, scale);
|
|
}
|
|
|
|
HostTexture.CopyTo(storage, new Extents2D(0, 0, HostTexture.Width, HostTexture.Height), new Extents2D(0, 0, storage.Width, storage.Height), true);
|
|
|
|
return storage;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Sets the Scale Factor on this texture, and immediately recreates it at the correct size.
|
|
/// When a texture is resized, a scaled copy is performed from the old texture to the new one, to ensure no data is lost.
|
|
/// If scale is equivalent, this only propagates the blacklisted/scaled mode.
|
|
/// If called on a view, its storage is resized instead.
|
|
/// When resizing storage, all texture views are recreated.
|
|
/// </summary>
|
|
/// <param name="scale">The new scale factor for this texture</param>
|
|
public void SetScale(float scale)
|
|
{
|
|
bool unscaled = ScaleMode == TextureScaleMode.Blacklisted || (ScaleMode == TextureScaleMode.Undesired && scale == 1);
|
|
TextureScaleMode newScaleMode = unscaled ? ScaleMode : TextureScaleMode.Scaled;
|
|
|
|
if (_viewStorage != this)
|
|
{
|
|
_viewStorage.ScaleMode = newScaleMode;
|
|
_viewStorage.SetScale(scale);
|
|
return;
|
|
}
|
|
|
|
if (ScaleFactor != scale)
|
|
{
|
|
Logger.Debug?.Print(LogClass.Gpu, $"Rescaling {Info.Width}x{Info.Height} {Info.FormatInfo.Format.ToString()} to ({ScaleFactor} to {scale}). ");
|
|
|
|
ScaleFactor = scale;
|
|
|
|
ITexture newStorage = GetScaledHostTexture(ScaleFactor);
|
|
|
|
Logger.Debug?.Print(LogClass.Gpu, $" Copy performed: {HostTexture.Width}x{HostTexture.Height} to {newStorage.Width}x{newStorage.Height}");
|
|
|
|
ReplaceStorage(newStorage);
|
|
|
|
// All views must be recreated against the new storage.
|
|
|
|
foreach (var view in _views)
|
|
{
|
|
Logger.Debug?.Print(LogClass.Gpu, $" Recreating view {Info.Width}x{Info.Height} {Info.FormatInfo.Format.ToString()}.");
|
|
view.ScaleFactor = scale;
|
|
|
|
TextureCreateInfo viewCreateInfo = TextureCache.GetCreateInfo(view.Info, _context.Capabilities, scale);
|
|
ITexture newView = HostTexture.CreateView(viewCreateInfo, view.FirstLayer - FirstLayer, view.FirstLevel - FirstLevel);
|
|
|
|
view.ReplaceStorage(newView);
|
|
view.ScaleMode = newScaleMode;
|
|
}
|
|
}
|
|
|
|
if (ScaleMode != newScaleMode)
|
|
{
|
|
ScaleMode = newScaleMode;
|
|
|
|
foreach (var view in _views)
|
|
{
|
|
view.ScaleMode = newScaleMode;
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Checks if the memory for this texture was modified, and returns true if it was.
|
|
/// The modified flags are optionally consumed as a result.
|
|
/// </summary>
|
|
/// <param name="consume">True to consume the dirty flags and reprotect, false to leave them as is</param>
|
|
/// <returns>True if the texture was modified, false otherwise.</returns>
|
|
public bool CheckModified(bool consume)
|
|
{
|
|
return Group.CheckDirty(this, consume);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Synchronizes guest and host memory.
|
|
/// This will overwrite the texture data with the texture data on the guest memory, if a CPU
|
|
/// modification is detected.
|
|
/// Be aware that this can cause texture data written by the GPU to be lost, this is just a
|
|
/// one way copy (from CPU owned to GPU owned memory).
|
|
/// </summary>
|
|
public void SynchronizeMemory()
|
|
{
|
|
if (Target == Target.TextureBuffer)
|
|
{
|
|
return;
|
|
}
|
|
|
|
if (!_dirty)
|
|
{
|
|
return;
|
|
}
|
|
|
|
_dirty = false;
|
|
|
|
if (_hasData)
|
|
{
|
|
Group.SynchronizeMemory(this);
|
|
}
|
|
else
|
|
{
|
|
Group.CheckDirty(this, true);
|
|
SynchronizeFull();
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Signal that this texture is dirty, indicating that the texture group must be checked.
|
|
/// </summary>
|
|
public void SignalGroupDirty()
|
|
{
|
|
_dirty = true;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Signal that the modified state is dirty, indicating that the texture group should be notified when it changes.
|
|
/// </summary>
|
|
public void SignalModifiedDirty()
|
|
{
|
|
_modifiedStale = true;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Fully synchronizes guest and host memory.
|
|
/// This will replace the entire texture with the data present in guest memory.
|
|
/// </summary>
|
|
public void SynchronizeFull()
|
|
{
|
|
if (_hasData)
|
|
{
|
|
BlacklistScale();
|
|
}
|
|
|
|
ReadOnlySpan<byte> data = _physicalMemory.GetSpan(Range);
|
|
|
|
// If the host does not support ASTC compression, we need to do the decompression.
|
|
// The decompression is slow, so we want to avoid it as much as possible.
|
|
// This does a byte-by-byte check and skips the update if the data is equal in this case.
|
|
// This improves the speed on applications that overwrites ASTC data without changing anything.
|
|
if (Info.FormatInfo.Format.IsAstc() && !_context.Capabilities.SupportsAstcCompression)
|
|
{
|
|
if (_updateCount < ByteComparisonSwitchThreshold)
|
|
{
|
|
_updateCount++;
|
|
}
|
|
else
|
|
{
|
|
bool dataMatches = _currentData != null && data.SequenceEqual(_currentData);
|
|
if (dataMatches)
|
|
{
|
|
return;
|
|
}
|
|
|
|
_currentData = data.ToArray();
|
|
}
|
|
}
|
|
|
|
SpanOrArray<byte> result = ConvertToHostCompatibleFormat(data);
|
|
|
|
HostTexture.SetData(result);
|
|
|
|
_hasData = true;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Uploads new texture data to the host GPU.
|
|
/// </summary>
|
|
/// <param name="data">New data</param>
|
|
public void SetData(SpanOrArray<byte> data)
|
|
{
|
|
BlacklistScale();
|
|
|
|
Group.CheckDirty(this, true);
|
|
|
|
AlwaysFlushOnOverlap = true;
|
|
|
|
HostTexture.SetData(data);
|
|
|
|
_hasData = true;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Uploads new texture data to the host GPU for a specific layer/level.
|
|
/// </summary>
|
|
/// <param name="data">New data</param>
|
|
/// <param name="layer">Target layer</param>
|
|
/// <param name="level">Target level</param>
|
|
public void SetData(SpanOrArray<byte> data, int layer, int level)
|
|
{
|
|
BlacklistScale();
|
|
|
|
HostTexture.SetData(data, layer, level);
|
|
|
|
_currentData = null;
|
|
|
|
_hasData = true;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Uploads new texture data to the host GPU for a specific layer/level and 2D sub-region.
|
|
/// </summary>
|
|
/// <param name="data">New data</param>
|
|
/// <param name="layer">Target layer</param>
|
|
/// <param name="level">Target level</param>
|
|
/// <param name="region">Target sub-region of the texture to update</param>
|
|
public void SetData(ReadOnlySpan<byte> data, int layer, int level, Rectangle<int> region)
|
|
{
|
|
BlacklistScale();
|
|
|
|
HostTexture.SetData(data, layer, level, region);
|
|
|
|
_currentData = null;
|
|
|
|
_hasData = true;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Converts texture data to a format and layout that is supported by the host GPU.
|
|
/// </summary>
|
|
/// <param name="data">Data to be converted</param>
|
|
/// <param name="level">Mip level to convert</param>
|
|
/// <param name="single">True to convert a single slice</param>
|
|
/// <returns>Converted data</returns>
|
|
public SpanOrArray<byte> ConvertToHostCompatibleFormat(ReadOnlySpan<byte> data, int level = 0, bool single = false)
|
|
{
|
|
int width = Info.Width;
|
|
int height = Info.Height;
|
|
|
|
int depth = _depth;
|
|
int layers = single ? 1 : _layers;
|
|
int levels = single ? 1 : (Info.Levels - level);
|
|
|
|
width = Math.Max(width >> level, 1);
|
|
height = Math.Max(height >> level, 1);
|
|
depth = Math.Max(depth >> level, 1);
|
|
|
|
SpanOrArray<byte> result;
|
|
|
|
if (Info.IsLinear)
|
|
{
|
|
result = LayoutConverter.ConvertLinearStridedToLinear(
|
|
width,
|
|
height,
|
|
Info.FormatInfo.BlockWidth,
|
|
Info.FormatInfo.BlockHeight,
|
|
Info.Stride,
|
|
Info.Stride,
|
|
Info.FormatInfo.BytesPerPixel,
|
|
data);
|
|
}
|
|
else
|
|
{
|
|
result = LayoutConverter.ConvertBlockLinearToLinear(
|
|
width,
|
|
height,
|
|
depth,
|
|
single ? 1 : depth,
|
|
levels,
|
|
layers,
|
|
Info.FormatInfo.BlockWidth,
|
|
Info.FormatInfo.BlockHeight,
|
|
Info.FormatInfo.BytesPerPixel,
|
|
Info.GobBlocksInY,
|
|
Info.GobBlocksInZ,
|
|
Info.GobBlocksInTileX,
|
|
_sizeInfo,
|
|
data);
|
|
}
|
|
|
|
// Handle compressed cases not supported by the host:
|
|
// - ASTC is usually not supported on desktop cards.
|
|
// - BC4/BC5 is not supported on 3D textures.
|
|
if (!_context.Capabilities.SupportsAstcCompression && Format.IsAstc())
|
|
{
|
|
if (!AstcDecoder.TryDecodeToRgba8P(
|
|
result.ToArray(),
|
|
Info.FormatInfo.BlockWidth,
|
|
Info.FormatInfo.BlockHeight,
|
|
width,
|
|
height,
|
|
depth,
|
|
levels,
|
|
layers,
|
|
out byte[] decoded))
|
|
{
|
|
string texInfo = $"{Info.Target} {Info.FormatInfo.Format} {Info.Width}x{Info.Height}x{Info.DepthOrLayers} levels {Info.Levels}";
|
|
|
|
Logger.Debug?.Print(LogClass.Gpu, $"Invalid ASTC texture at 0x{Info.GpuAddress:X} ({texInfo}).");
|
|
}
|
|
|
|
if (GraphicsConfig.EnableTextureRecompression)
|
|
{
|
|
decoded = BCnEncoder.EncodeBC7(decoded, width, height, depth, levels, layers);
|
|
}
|
|
|
|
result = decoded;
|
|
}
|
|
else if (!_context.Capabilities.SupportsEtc2Compression && Format.IsEtc2())
|
|
{
|
|
switch (Format)
|
|
{
|
|
case Format.Etc2RgbaSrgb:
|
|
case Format.Etc2RgbaUnorm:
|
|
result = ETC2Decoder.DecodeRgba(result, width, height, depth, levels, layers);
|
|
break;
|
|
case Format.Etc2RgbPtaSrgb:
|
|
case Format.Etc2RgbPtaUnorm:
|
|
result = ETC2Decoder.DecodePta(result, width, height, depth, levels, layers);
|
|
break;
|
|
case Format.Etc2RgbSrgb:
|
|
case Format.Etc2RgbUnorm:
|
|
result = ETC2Decoder.DecodeRgb(result, width, height, depth, levels, layers);
|
|
break;
|
|
}
|
|
}
|
|
else if (!TextureCompatibility.HostSupportsBcFormat(Format, Target, _context.Capabilities))
|
|
{
|
|
switch (Format)
|
|
{
|
|
case Format.Bc1RgbaSrgb:
|
|
case Format.Bc1RgbaUnorm:
|
|
result = BCnDecoder.DecodeBC1(result, width, height, depth, levels, layers);
|
|
break;
|
|
case Format.Bc2Srgb:
|
|
case Format.Bc2Unorm:
|
|
result = BCnDecoder.DecodeBC2(result, width, height, depth, levels, layers);
|
|
break;
|
|
case Format.Bc3Srgb:
|
|
case Format.Bc3Unorm:
|
|
result = BCnDecoder.DecodeBC3(result, width, height, depth, levels, layers);
|
|
break;
|
|
case Format.Bc4Snorm:
|
|
case Format.Bc4Unorm:
|
|
result = BCnDecoder.DecodeBC4(result, width, height, depth, levels, layers, Format == Format.Bc4Snorm);
|
|
break;
|
|
case Format.Bc5Snorm:
|
|
case Format.Bc5Unorm:
|
|
result = BCnDecoder.DecodeBC5(result, width, height, depth, levels, layers, Format == Format.Bc5Snorm);
|
|
break;
|
|
case Format.Bc6HSfloat:
|
|
case Format.Bc6HUfloat:
|
|
result = BCnDecoder.DecodeBC6(result, width, height, depth, levels, layers, Format == Format.Bc6HSfloat);
|
|
break;
|
|
case Format.Bc7Srgb:
|
|
case Format.Bc7Unorm:
|
|
result = BCnDecoder.DecodeBC7(result, width, height, depth, levels, layers);
|
|
break;
|
|
}
|
|
}
|
|
else if (!_context.Capabilities.SupportsR4G4Format && Format == Format.R4G4Unorm)
|
|
{
|
|
result = PixelConverter.ConvertR4G4ToR4G4B4A4(result, width);
|
|
|
|
if (!_context.Capabilities.SupportsR4G4B4A4Format)
|
|
{
|
|
result = PixelConverter.ConvertR4G4B4A4ToR8G8B8A8(result, width);
|
|
}
|
|
}
|
|
else if (Format == Format.R4G4B4A4Unorm)
|
|
{
|
|
if (!_context.Capabilities.SupportsR4G4B4A4Format)
|
|
{
|
|
result = PixelConverter.ConvertR4G4B4A4ToR8G8B8A8(result, width);
|
|
}
|
|
}
|
|
else if (!_context.Capabilities.Supports5BitComponentFormat && Format.Is16BitPacked())
|
|
{
|
|
switch (Format)
|
|
{
|
|
case Format.B5G6R5Unorm:
|
|
case Format.R5G6B5Unorm:
|
|
result = PixelConverter.ConvertR5G6B5ToR8G8B8A8(result, width);
|
|
break;
|
|
case Format.B5G5R5A1Unorm:
|
|
case Format.R5G5B5X1Unorm:
|
|
case Format.R5G5B5A1Unorm:
|
|
result = PixelConverter.ConvertR5G5B5ToR8G8B8A8(result, width, Format == Format.R5G5B5X1Unorm);
|
|
break;
|
|
case Format.A1B5G5R5Unorm:
|
|
result = PixelConverter.ConvertA1B5G5R5ToR8G8B8A8(result, width);
|
|
break;
|
|
case Format.R4G4B4A4Unorm:
|
|
result = PixelConverter.ConvertR4G4B4A4ToR8G8B8A8(result, width);
|
|
break;
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Converts texture data from a format and layout that is supported by the host GPU, back into the intended format on the guest GPU.
|
|
/// </summary>
|
|
/// <param name="output">Optional output span to convert into</param>
|
|
/// <param name="data">Data to be converted</param>
|
|
/// <param name="level">Mip level to convert</param>
|
|
/// <param name="single">True to convert a single slice</param>
|
|
/// <returns>Converted data</returns>
|
|
public ReadOnlySpan<byte> ConvertFromHostCompatibleFormat(Span<byte> output, ReadOnlySpan<byte> data, int level = 0, bool single = false)
|
|
{
|
|
if (Target != Target.TextureBuffer)
|
|
{
|
|
int width = Info.Width;
|
|
int height = Info.Height;
|
|
|
|
int depth = _depth;
|
|
int layers = single ? 1 : _layers;
|
|
int levels = single ? 1 : (Info.Levels - level);
|
|
|
|
width = Math.Max(width >> level, 1);
|
|
height = Math.Max(height >> level, 1);
|
|
depth = Math.Max(depth >> level, 1);
|
|
|
|
if (Info.IsLinear)
|
|
{
|
|
data = LayoutConverter.ConvertLinearToLinearStrided(
|
|
output,
|
|
Info.Width,
|
|
Info.Height,
|
|
Info.FormatInfo.BlockWidth,
|
|
Info.FormatInfo.BlockHeight,
|
|
Info.Stride,
|
|
Info.FormatInfo.BytesPerPixel,
|
|
data);
|
|
}
|
|
else
|
|
{
|
|
data = LayoutConverter.ConvertLinearToBlockLinear(
|
|
output,
|
|
width,
|
|
height,
|
|
depth,
|
|
single ? 1 : depth,
|
|
levels,
|
|
layers,
|
|
Info.FormatInfo.BlockWidth,
|
|
Info.FormatInfo.BlockHeight,
|
|
Info.FormatInfo.BytesPerPixel,
|
|
Info.GobBlocksInY,
|
|
Info.GobBlocksInZ,
|
|
Info.GobBlocksInTileX,
|
|
_sizeInfo,
|
|
data);
|
|
}
|
|
}
|
|
|
|
return data;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Flushes the texture data.
|
|
/// This causes the texture data to be written back to guest memory.
|
|
/// If the texture was written by the GPU, this includes all modification made by the GPU
|
|
/// up to this point.
|
|
/// Be aware that this is an expensive operation, avoid calling it unless strictly needed.
|
|
/// This may cause data corruption if the memory is already being used for something else on the CPU side.
|
|
/// </summary>
|
|
/// <param name="tracked">Whether or not the flush triggers write tracking. If it doesn't, the texture will not be blacklisted for scaling either.</param>
|
|
/// <returns>True if data was flushed, false otherwise</returns>
|
|
public bool FlushModified(bool tracked = true)
|
|
{
|
|
return TextureCompatibility.CanTextureFlush(Info, _context.Capabilities) && Group.FlushModified(this, tracked);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Flushes the texture data.
|
|
/// This causes the texture data to be written back to guest memory.
|
|
/// If the texture was written by the GPU, this includes all modification made by the GPU
|
|
/// up to this point.
|
|
/// Be aware that this is an expensive operation, avoid calling it unless strictly needed.
|
|
/// This may cause data corruption if the memory is already being used for something else on the CPU side.
|
|
/// </summary>
|
|
/// <param name="tracked">Whether or not the flush triggers write tracking. If it doesn't, the texture will not be blacklisted for scaling either.</param>
|
|
public void Flush(bool tracked)
|
|
{
|
|
if (TextureCompatibility.CanTextureFlush(Info, _context.Capabilities))
|
|
{
|
|
FlushTextureDataToGuest(tracked);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets a host texture to use for flushing the texture, at 1x resolution.
|
|
/// If the HostTexture is already at 1x resolution, it is returned directly.
|
|
/// </summary>
|
|
/// <returns>The host texture to flush</returns>
|
|
public ITexture GetFlushTexture()
|
|
{
|
|
ITexture texture = HostTexture;
|
|
if (ScaleFactor != 1f)
|
|
{
|
|
// If needed, create a texture to flush back to host at 1x scale.
|
|
texture = _flushHostTexture = GetScaledHostTexture(1f, _flushHostTexture);
|
|
}
|
|
|
|
return texture;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets data from the host GPU, and flushes it all to guest memory.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// This method should be used to retrieve data that was modified by the host GPU.
|
|
/// This is not cheap, avoid doing that unless strictly needed.
|
|
/// When possible, the data is written directly into guest memory, rather than copied.
|
|
/// </remarks>
|
|
/// <param name="tracked">True if writing the texture data is tracked, false otherwise</param>
|
|
/// <param name="texture">The specific host texture to flush. Defaults to this texture</param>
|
|
public void FlushTextureDataToGuest(bool tracked, ITexture texture = null)
|
|
{
|
|
using WritableRegion region = _physicalMemory.GetWritableRegion(Range, tracked);
|
|
|
|
GetTextureDataFromGpu(region.Memory.Span, tracked, texture);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets data from the host GPU.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// This method should be used to retrieve data that was modified by the host GPU.
|
|
/// This is not cheap, avoid doing that unless strictly needed.
|
|
/// </remarks>
|
|
/// <param name="output">An output span to place the texture data into. If empty, one is generated</param>
|
|
/// <param name="blacklist">True if the texture should be blacklisted, false otherwise</param>
|
|
/// <param name="texture">The specific host texture to flush. Defaults to this texture</param>
|
|
/// <returns>The span containing the texture data</returns>
|
|
private ReadOnlySpan<byte> GetTextureDataFromGpu(Span<byte> output, bool blacklist, ITexture texture = null)
|
|
{
|
|
ReadOnlySpan<byte> data;
|
|
|
|
if (texture != null)
|
|
{
|
|
data = texture.GetData();
|
|
}
|
|
else
|
|
{
|
|
if (blacklist)
|
|
{
|
|
BlacklistScale();
|
|
data = HostTexture.GetData();
|
|
}
|
|
else if (ScaleFactor != 1f)
|
|
{
|
|
float scale = ScaleFactor;
|
|
SetScale(1f);
|
|
data = HostTexture.GetData();
|
|
SetScale(scale);
|
|
}
|
|
else
|
|
{
|
|
data = HostTexture.GetData();
|
|
}
|
|
}
|
|
|
|
data = ConvertFromHostCompatibleFormat(output, data);
|
|
|
|
return data;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets data from the host GPU for a single slice.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// This method should be used to retrieve data that was modified by the host GPU.
|
|
/// This is not cheap, avoid doing that unless strictly needed.
|
|
/// </remarks>
|
|
/// <param name="output">An output span to place the texture data into. If empty, one is generated</param>
|
|
/// <param name="layer">The layer of the texture to flush</param>
|
|
/// <param name="level">The level of the texture to flush</param>
|
|
/// <param name="blacklist">True if the texture should be blacklisted, false otherwise</param>
|
|
/// <param name="texture">The specific host texture to flush. Defaults to this texture</param>
|
|
/// <returns>The span containing the texture data</returns>
|
|
public ReadOnlySpan<byte> GetTextureDataSliceFromGpu(Span<byte> output, int layer, int level, bool blacklist, ITexture texture = null)
|
|
{
|
|
ReadOnlySpan<byte> data;
|
|
|
|
if (texture != null)
|
|
{
|
|
data = texture.GetData(layer, level);
|
|
}
|
|
else
|
|
{
|
|
if (blacklist)
|
|
{
|
|
BlacklistScale();
|
|
data = HostTexture.GetData(layer, level);
|
|
}
|
|
else if (ScaleFactor != 1f)
|
|
{
|
|
float scale = ScaleFactor;
|
|
SetScale(1f);
|
|
data = HostTexture.GetData(layer, level);
|
|
SetScale(scale);
|
|
}
|
|
else
|
|
{
|
|
data = HostTexture.GetData(layer, level);
|
|
}
|
|
}
|
|
|
|
data = ConvertFromHostCompatibleFormat(output, data, level, true);
|
|
|
|
return data;
|
|
}
|
|
|
|
/// <summary>
|
|
/// This performs a strict comparison, used to check if this texture is equal to the one supplied.
|
|
/// </summary>
|
|
/// <param name="info">Texture information to compare against</param>
|
|
/// <param name="flags">Comparison flags</param>
|
|
/// <returns>A value indicating how well this texture matches the given info</returns>
|
|
public TextureMatchQuality IsExactMatch(TextureInfo info, TextureSearchFlags flags)
|
|
{
|
|
TextureMatchQuality matchQuality = TextureCompatibility.FormatMatches(Info, info, (flags & TextureSearchFlags.ForSampler) != 0, (flags & TextureSearchFlags.ForCopy) != 0);
|
|
|
|
if (matchQuality == TextureMatchQuality.NoMatch)
|
|
{
|
|
return matchQuality;
|
|
}
|
|
|
|
if (!TextureCompatibility.LayoutMatches(Info, info))
|
|
{
|
|
return TextureMatchQuality.NoMatch;
|
|
}
|
|
|
|
if (!TextureCompatibility.SizeMatches(Info, info, (flags & TextureSearchFlags.Strict) == 0, FirstLevel))
|
|
{
|
|
return TextureMatchQuality.NoMatch;
|
|
}
|
|
|
|
if ((flags & TextureSearchFlags.ForSampler) != 0 || (flags & TextureSearchFlags.Strict) != 0)
|
|
{
|
|
if (!TextureCompatibility.SamplerParamsMatches(Info, info))
|
|
{
|
|
return TextureMatchQuality.NoMatch;
|
|
}
|
|
}
|
|
|
|
if ((flags & TextureSearchFlags.ForCopy) != 0)
|
|
{
|
|
bool msTargetCompatible = Info.Target == Target.Texture2DMultisample && info.Target == Target.Texture2D;
|
|
|
|
if (!msTargetCompatible && !TextureCompatibility.TargetAndSamplesCompatible(Info, info))
|
|
{
|
|
return TextureMatchQuality.NoMatch;
|
|
}
|
|
}
|
|
else if (!TextureCompatibility.TargetAndSamplesCompatible(Info, info))
|
|
{
|
|
return TextureMatchQuality.NoMatch;
|
|
}
|
|
|
|
return Info.Levels == info.Levels ? matchQuality : TextureMatchQuality.NoMatch;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Check if it's possible to create a view, with the given parameters, from this texture.
|
|
/// </summary>
|
|
/// <param name="info">Texture view information</param>
|
|
/// <param name="range">Texture view physical memory ranges</param>
|
|
/// <param name="layerSize">Layer size on the given texture</param>
|
|
/// <param name="caps">Host GPU capabilities</param>
|
|
/// <param name="firstLayer">Texture view initial layer on this texture</param>
|
|
/// <param name="firstLevel">Texture view first mipmap level on this texture</param>
|
|
/// <returns>The level of compatiblilty a view with the given parameters created from this texture has</returns>
|
|
public TextureViewCompatibility IsViewCompatible(TextureInfo info, MultiRange range, int layerSize, Capabilities caps, out int firstLayer, out int firstLevel)
|
|
{
|
|
TextureViewCompatibility result = TextureViewCompatibility.Full;
|
|
|
|
result = TextureCompatibility.PropagateViewCompatibility(result, TextureCompatibility.ViewFormatCompatible(Info, info, caps));
|
|
if (result != TextureViewCompatibility.Incompatible)
|
|
{
|
|
result = TextureCompatibility.PropagateViewCompatibility(result, TextureCompatibility.ViewTargetCompatible(Info, info, ref caps));
|
|
|
|
bool bothMs = Info.Target.IsMultisample() && info.Target.IsMultisample();
|
|
if (bothMs && (Info.SamplesInX != info.SamplesInX || Info.SamplesInY != info.SamplesInY))
|
|
{
|
|
result = TextureViewCompatibility.Incompatible;
|
|
}
|
|
|
|
if (result == TextureViewCompatibility.Full && Info.FormatInfo.Format != info.FormatInfo.Format && !_context.Capabilities.SupportsMismatchingViewFormat)
|
|
{
|
|
// AMD and Intel have a bug where the view format is always ignored;
|
|
// they use the parent format instead.
|
|
// Create a copy dependency to avoid this issue.
|
|
|
|
result = TextureViewCompatibility.CopyOnly;
|
|
}
|
|
}
|
|
|
|
firstLayer = 0;
|
|
firstLevel = 0;
|
|
|
|
if (result == TextureViewCompatibility.Incompatible)
|
|
{
|
|
return TextureViewCompatibility.Incompatible;
|
|
}
|
|
|
|
int offset = Range.FindOffset(range);
|
|
|
|
if (offset < 0 || !_sizeInfo.FindView(offset, out firstLayer, out firstLevel))
|
|
{
|
|
return TextureViewCompatibility.LayoutIncompatible;
|
|
}
|
|
|
|
if (!TextureCompatibility.ViewLayoutCompatible(Info, info, firstLevel))
|
|
{
|
|
return TextureViewCompatibility.LayoutIncompatible;
|
|
}
|
|
|
|
if (info.GetSlices() > 1 && LayerSize != layerSize)
|
|
{
|
|
return TextureViewCompatibility.LayoutIncompatible;
|
|
}
|
|
|
|
result = TextureCompatibility.PropagateViewCompatibility(result, TextureCompatibility.ViewSizeMatches(Info, info, firstLevel));
|
|
result = TextureCompatibility.PropagateViewCompatibility(result, TextureCompatibility.ViewSubImagesInBounds(Info, info, firstLayer, firstLevel));
|
|
|
|
return result;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets a texture of the specified target type from this texture.
|
|
/// This can be used to get an array texture from a non-array texture and vice-versa.
|
|
/// If this texture and the requested targets are equal, then this texture Host texture is returned directly.
|
|
/// </summary>
|
|
/// <param name="target">The desired target type</param>
|
|
/// <returns>A view of this texture with the requested target, or null if the target is invalid for this texture</returns>
|
|
public ITexture GetTargetTexture(Target target)
|
|
{
|
|
if (target == Target)
|
|
{
|
|
return HostTexture;
|
|
}
|
|
|
|
if (_arrayViewTexture == null && IsSameDimensionsTarget(target))
|
|
{
|
|
FormatInfo formatInfo = TextureCompatibility.ToHostCompatibleFormat(Info, _context.Capabilities);
|
|
|
|
TextureCreateInfo createInfo = new TextureCreateInfo(
|
|
Info.Width,
|
|
Info.Height,
|
|
target == Target.CubemapArray ? 6 : 1,
|
|
Info.Levels,
|
|
Info.Samples,
|
|
formatInfo.BlockWidth,
|
|
formatInfo.BlockHeight,
|
|
formatInfo.BytesPerPixel,
|
|
formatInfo.Format,
|
|
Info.DepthStencilMode,
|
|
target,
|
|
Info.SwizzleR,
|
|
Info.SwizzleG,
|
|
Info.SwizzleB,
|
|
Info.SwizzleA);
|
|
|
|
ITexture viewTexture = HostTexture.CreateView(createInfo, 0, 0);
|
|
|
|
_arrayViewTexture = viewTexture;
|
|
_arrayViewTarget = target;
|
|
|
|
return viewTexture;
|
|
}
|
|
else if (_arrayViewTarget == target)
|
|
{
|
|
return _arrayViewTexture;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Determine if this texture can have anisotropic filtering forced.
|
|
/// Filtered textures that we might want to force anisotropy on should have a lot of mip levels.
|
|
/// </summary>
|
|
/// <returns>True if anisotropic filtering can be forced, false otherwise</returns>
|
|
private bool CanTextureForceAnisotropy()
|
|
{
|
|
if (!(Target == Target.Texture2D || Target == Target.Texture2DArray))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
int maxSize = Math.Max(Info.Width, Info.Height);
|
|
int maxLevels = BitOperations.Log2((uint)maxSize) + 1;
|
|
|
|
return Info.Levels >= Math.Min(MinLevelsForForceAnisotropy, maxLevels);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Check if this texture and the specified target have the same number of dimensions.
|
|
/// For the purposes of this comparison, 2D and 2D Multisample textures are not considered to have
|
|
/// the same number of dimensions. Same for Cubemap and 3D textures.
|
|
/// </summary>
|
|
/// <param name="target">The target to compare with</param>
|
|
/// <returns>True if both targets have the same number of dimensions, false otherwise</returns>
|
|
private bool IsSameDimensionsTarget(Target target)
|
|
{
|
|
switch (Info.Target)
|
|
{
|
|
case Target.Texture1D:
|
|
case Target.Texture1DArray:
|
|
return target == Target.Texture1D ||
|
|
target == Target.Texture1DArray;
|
|
|
|
case Target.Texture2D:
|
|
case Target.Texture2DArray:
|
|
return target == Target.Texture2D ||
|
|
target == Target.Texture2DArray;
|
|
|
|
case Target.Cubemap:
|
|
case Target.CubemapArray:
|
|
return target == Target.Cubemap ||
|
|
target == Target.CubemapArray;
|
|
|
|
case Target.Texture2DMultisample:
|
|
case Target.Texture2DMultisampleArray:
|
|
return target == Target.Texture2DMultisample ||
|
|
target == Target.Texture2DMultisampleArray;
|
|
|
|
case Target.Texture3D:
|
|
return target == Target.Texture3D;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Replaces view texture information.
|
|
/// This should only be used for child textures with a parent.
|
|
/// </summary>
|
|
/// <param name="parent">The parent texture</param>
|
|
/// <param name="info">The new view texture information</param>
|
|
/// <param name="hostTexture">The new host texture</param>
|
|
/// <param name="firstLayer">The first layer of the view</param>
|
|
/// <param name="firstLevel">The first level of the view</param>
|
|
public void ReplaceView(Texture parent, TextureInfo info, ITexture hostTexture, int firstLayer, int firstLevel)
|
|
{
|
|
IncrementReferenceCount();
|
|
parent._viewStorage.SynchronizeMemory();
|
|
|
|
// If this texture has views, they must be given to the new parent.
|
|
if (_views.Count > 0)
|
|
{
|
|
Texture[] viewCopy = _views.ToArray();
|
|
|
|
foreach (Texture view in viewCopy)
|
|
{
|
|
TextureCreateInfo createInfo = TextureCache.GetCreateInfo(view.Info, _context.Capabilities, ScaleFactor);
|
|
|
|
ITexture newView = parent.HostTexture.CreateView(createInfo, view.FirstLayer + firstLayer, view.FirstLevel + firstLevel);
|
|
|
|
view.ReplaceView(parent, view.Info, newView, view.FirstLayer + firstLayer, view.FirstLevel + firstLevel);
|
|
}
|
|
}
|
|
|
|
ReplaceStorage(hostTexture);
|
|
|
|
if (_viewStorage != this)
|
|
{
|
|
_viewStorage.RemoveView(this);
|
|
}
|
|
|
|
FirstLayer = parent.FirstLayer + firstLayer;
|
|
FirstLevel = parent.FirstLevel + firstLevel;
|
|
parent._viewStorage.AddView(this);
|
|
|
|
SetInfo(info);
|
|
DecrementReferenceCount();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Sets the internal texture information structure.
|
|
/// </summary>
|
|
/// <param name="info">The new texture information</param>
|
|
private void SetInfo(TextureInfo info)
|
|
{
|
|
Info = info;
|
|
Target = info.Target;
|
|
Width = info.Width;
|
|
Height = info.Height;
|
|
CanForceAnisotropy = CanTextureForceAnisotropy();
|
|
|
|
_depth = info.GetDepth();
|
|
_layers = info.GetLayers();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Signals that the texture has been modified.
|
|
/// </summary>
|
|
public void SignalModified()
|
|
{
|
|
if (_modifiedStale || Group.HasCopyDependencies)
|
|
{
|
|
_modifiedStale = false;
|
|
Group.SignalModified(this);
|
|
}
|
|
|
|
_physicalMemory.TextureCache.Lift(this);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Signals that a texture has been bound, or has been unbound.
|
|
/// During this time, lazy copies will not clear the dirty flag.
|
|
/// </summary>
|
|
/// <param name="bound">True if the texture has been bound, false if it has been unbound</param>
|
|
public void SignalModifying(bool bound)
|
|
{
|
|
if (_modifiedStale || Group.HasCopyDependencies)
|
|
{
|
|
_modifiedStale = false;
|
|
Group.SignalModifying(this, bound);
|
|
}
|
|
|
|
_physicalMemory.TextureCache.Lift(this);
|
|
|
|
if (bound)
|
|
{
|
|
IncrementReferenceCount();
|
|
}
|
|
else
|
|
{
|
|
DecrementReferenceCount();
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Replaces the host texture, while disposing of the old one if needed.
|
|
/// </summary>
|
|
/// <param name="hostTexture">The new host texture</param>
|
|
private void ReplaceStorage(ITexture hostTexture)
|
|
{
|
|
DisposeTextures();
|
|
|
|
HostTexture = hostTexture;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Determine if any of this texture's data overlaps with another.
|
|
/// </summary>
|
|
/// <param name="texture">The texture to check against</param>
|
|
/// <param name="compatibility">The view compatibility of the two textures</param>
|
|
/// <returns>True if any slice of the textures overlap, false otherwise</returns>
|
|
public bool DataOverlaps(Texture texture, TextureViewCompatibility compatibility)
|
|
{
|
|
if (compatibility == TextureViewCompatibility.LayoutIncompatible && Info.GobBlocksInZ > 1 && Info.GobBlocksInZ == texture.Info.GobBlocksInZ)
|
|
{
|
|
// Allow overlapping slices of layout compatible 3D textures with matching GobBlocksInZ, as they are interleaved.
|
|
return false;
|
|
}
|
|
|
|
if (texture._sizeInfo.AllOffsets.Length == 1 && _sizeInfo.AllOffsets.Length == 1)
|
|
{
|
|
return Range.OverlapsWith(texture.Range);
|
|
}
|
|
|
|
MultiRange otherRange = texture.Range;
|
|
|
|
IEnumerable<MultiRange> regions = _sizeInfo.AllRegions().Select((region) => Range.GetSlice((ulong)region.Offset, (ulong)region.Size));
|
|
IEnumerable<MultiRange> otherRegions = texture._sizeInfo.AllRegions().Select((region) => otherRange.GetSlice((ulong)region.Offset, (ulong)region.Size));
|
|
|
|
foreach (MultiRange region in regions)
|
|
{
|
|
foreach (MultiRange otherRegion in otherRegions)
|
|
{
|
|
if (region.OverlapsWith(otherRegion))
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Increments the texture reference count.
|
|
/// </summary>
|
|
public void IncrementReferenceCount()
|
|
{
|
|
_referenceCount++;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Increments the reference count and records the given texture pool and ID as a pool owner.
|
|
/// </summary>
|
|
/// <param name="pool">The texture pool this texture has been added to</param>
|
|
/// <param name="id">The ID of the reference to this texture in the pool</param>
|
|
public void IncrementReferenceCount(TexturePool pool, int id)
|
|
{
|
|
lock (_poolOwners)
|
|
{
|
|
_poolOwners.Add(new TexturePoolOwner { Pool = pool, ID = id });
|
|
}
|
|
_referenceCount++;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Decrements the texture reference count.
|
|
/// When the reference count hits zero, the texture may be deleted and can't be used anymore.
|
|
/// </summary>
|
|
/// <returns>True if the texture is now referenceless, false otherwise</returns>
|
|
public bool DecrementReferenceCount()
|
|
{
|
|
int newRefCount = --_referenceCount;
|
|
|
|
if (newRefCount == 0)
|
|
{
|
|
if (_viewStorage != this)
|
|
{
|
|
_viewStorage.RemoveView(this);
|
|
}
|
|
|
|
_physicalMemory.TextureCache.RemoveTextureFromCache(this);
|
|
}
|
|
|
|
Debug.Assert(newRefCount >= 0);
|
|
|
|
DeleteIfNotUsed();
|
|
|
|
return newRefCount <= 0;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Decrements the texture reference count, also removing an associated pool owner reference.
|
|
/// When the reference count hits zero, the texture may be deleted and can't be used anymore.
|
|
/// </summary>
|
|
/// <param name="pool">The texture pool this texture is being removed from</param>
|
|
/// <param name="id">The ID of the reference to this texture in the pool</param>
|
|
/// <returns>True if the texture is now referenceless, false otherwise</returns>
|
|
public bool DecrementReferenceCount(TexturePool pool, int id = -1)
|
|
{
|
|
lock (_poolOwners)
|
|
{
|
|
int references = _poolOwners.RemoveAll(entry => entry.Pool == pool && entry.ID == id || id == -1);
|
|
|
|
if (references == 0)
|
|
{
|
|
// This reference has already been removed.
|
|
return _referenceCount <= 0;
|
|
}
|
|
|
|
Debug.Assert(references == 1);
|
|
}
|
|
|
|
return DecrementReferenceCount();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Forcibly remove this texture from all pools that reference it.
|
|
/// </summary>
|
|
/// <param name="deferred">Indicates if the removal is being done from another thread.</param>
|
|
public void RemoveFromPools(bool deferred)
|
|
{
|
|
lock (_poolOwners)
|
|
{
|
|
foreach (var owner in _poolOwners)
|
|
{
|
|
owner.Pool.ForceRemove(this, owner.ID, deferred);
|
|
}
|
|
|
|
_poolOwners.Clear();
|
|
}
|
|
|
|
InvalidatedSequence++;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Delete the texture if it is not used anymore.
|
|
/// The texture is considered unused when the reference count is zero,
|
|
/// and it has no child views.
|
|
/// </summary>
|
|
private void DeleteIfNotUsed()
|
|
{
|
|
// We can delete the texture as long it is not being used
|
|
// in any cache (the reference count is 0 in this case), and
|
|
// also all views that may be created from this texture were
|
|
// already deleted (views count is 0).
|
|
if (_referenceCount == 0 && _views.Count == 0)
|
|
{
|
|
Dispose();
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Performs texture disposal, deleting the texture.
|
|
/// </summary>
|
|
private void DisposeTextures()
|
|
{
|
|
InvalidatedSequence++;
|
|
|
|
_currentData = null;
|
|
HostTexture.Release();
|
|
|
|
_arrayViewTexture?.Release();
|
|
_arrayViewTexture = null;
|
|
|
|
_flushHostTexture?.Release();
|
|
_flushHostTexture = null;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Called when the memory for this texture has been unmapped.
|
|
/// Calls are from non-gpu threads.
|
|
/// </summary>
|
|
/// <param name="unmapRange">The range of memory being unmapped</param>
|
|
public void Unmapped(MultiRange unmapRange)
|
|
{
|
|
ChangedMapping = true;
|
|
|
|
if (Group.Storage == this)
|
|
{
|
|
Group.ClearModified(unmapRange);
|
|
}
|
|
|
|
RemoveFromPools(true);
|
|
|
|
// We only want to remove if there's no mapped region of the texture that was modified by the GPU,
|
|
// otherwise we could lose data.
|
|
if (!Group.AnyModified(this))
|
|
{
|
|
_physicalMemory.TextureCache.QueueAutoDeleteCacheRemoval(this);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Performs texture disposal, deleting the texture.
|
|
/// </summary>
|
|
public void Dispose()
|
|
{
|
|
DisposeTextures();
|
|
|
|
if (Group.Storage == this)
|
|
{
|
|
Group.Dispose();
|
|
}
|
|
}
|
|
}
|
|
} |