Prefer truly perfect texture matches over fomat aliased ones (#1754)

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riperiperi 2020-11-27 18:46:23 +00:00 committed by GitHub
parent 88633f4bc2
commit 0108004691
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GPG key ID: 4AEE18F83AFDEB23
5 changed files with 60 additions and 34 deletions

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@ -800,29 +800,31 @@ namespace Ryujinx.Graphics.Gpu.Image
/// </summary>
/// <param name="info">Texture information to compare against</param>
/// <param name="flags">Comparison flags</param>
/// <returns>True if the textures are strictly equal or similar, false otherwise</returns>
public bool IsPerfectMatch(TextureInfo info, TextureSearchFlags flags)
/// <returns>A value indicating how well this texture matches the given info</returns>
public TextureMatchQuality IsExactMatch(TextureInfo info, TextureSearchFlags flags)
{
if (!TextureCompatibility.FormatMatches(Info, info, (flags & TextureSearchFlags.ForSampler) != 0, (flags & TextureSearchFlags.ForCopy) != 0))
TextureMatchQuality matchQuality = TextureCompatibility.FormatMatches(Info, info, (flags & TextureSearchFlags.ForSampler) != 0, (flags & TextureSearchFlags.ForCopy) != 0);
if (matchQuality == TextureMatchQuality.NoMatch)
{
return false;
return matchQuality;
}
if (!TextureCompatibility.LayoutMatches(Info, info))
{
return false;
return TextureMatchQuality.NoMatch;
}
if (!TextureCompatibility.SizeMatches(Info, info, (flags & TextureSearchFlags.Strict) == 0))
{
return false;
return TextureMatchQuality.NoMatch;
}
if ((flags & TextureSearchFlags.ForSampler) != 0 || (flags & TextureSearchFlags.Strict) != 0)
{
if (!TextureCompatibility.SamplerParamsMatches(Info, info))
{
return false;
return TextureMatchQuality.NoMatch;
}
}
@ -832,15 +834,15 @@ namespace Ryujinx.Graphics.Gpu.Image
if (!msTargetCompatible && !TextureCompatibility.TargetAndSamplesCompatible(Info, info))
{
return false;
return TextureMatchQuality.NoMatch;
}
}
else if (!TextureCompatibility.TargetAndSamplesCompatible(Info, info))
{
return false;
return TextureMatchQuality.NoMatch;
}
return Info.Address == info.Address && Info.Levels == info.Levels;
return Info.Address == info.Address && Info.Levels == info.Levels ? matchQuality : TextureMatchQuality.NoMatch;
}
/// <summary>

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@ -125,14 +125,14 @@ namespace Ryujinx.Graphics.Gpu.Image
/// <param name="rhs">Texture information to compare with</param>
/// <param name="forSampler">Indicates that the texture will be used for shader sampling</param>
/// <param name="forCopy">Indicates that the texture will be used as copy source or target</param>
/// <returns>True if the format matches, with the given comparison rules</returns>
public static bool FormatMatches(TextureInfo lhs, TextureInfo rhs, bool forSampler, bool forCopy)
/// <returns>A value indicating how well the formats match</returns>
public static TextureMatchQuality FormatMatches(TextureInfo lhs, TextureInfo rhs, bool forSampler, bool forCopy)
{
// D32F and R32F texture have the same representation internally,
// however the R32F format is used to sample from depth textures.
if (lhs.FormatInfo.Format == Format.D32Float && rhs.FormatInfo.Format == Format.R32Float && (forSampler || forCopy))
{
return true;
return TextureMatchQuality.FormatAlias;
}
if (forCopy)
@ -141,22 +141,22 @@ namespace Ryujinx.Graphics.Gpu.Image
// use equivalent color formats. We must also consider them as compatible.
if (lhs.FormatInfo.Format == Format.S8Uint && rhs.FormatInfo.Format == Format.R8Unorm)
{
return true;
return TextureMatchQuality.FormatAlias;
}
if (lhs.FormatInfo.Format == Format.D16Unorm && rhs.FormatInfo.Format == Format.R16Unorm)
{
return true;
return TextureMatchQuality.FormatAlias;
}
if ((lhs.FormatInfo.Format == Format.D24UnormS8Uint ||
lhs.FormatInfo.Format == Format.D24X8Unorm) && rhs.FormatInfo.Format == Format.B8G8R8A8Unorm)
{
return true;
return TextureMatchQuality.FormatAlias;
}
}
return lhs.FormatInfo.Format == rhs.FormatInfo.Format;
return lhs.FormatInfo.Format == rhs.FormatInfo.Format ? TextureMatchQuality.Perfect : TextureMatchQuality.NoMatch;
}
/// <summary>

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@ -682,26 +682,43 @@ namespace Ryujinx.Graphics.Gpu.Image
sameAddressOverlapsCount = _textures.FindOverlaps(info.Address, ref _textureOverlaps);
}
Texture texture = null;
TextureMatchQuality bestQuality = TextureMatchQuality.NoMatch;
for (int index = 0; index < sameAddressOverlapsCount; index++)
{
Texture overlap = _textureOverlaps[index];
if (overlap.IsPerfectMatch(info, flags))
TextureMatchQuality matchQuality = overlap.IsExactMatch(info, flags);
if (matchQuality == TextureMatchQuality.Perfect)
{
texture = overlap;
break;
}
else if (matchQuality > bestQuality)
{
texture = overlap;
bestQuality = matchQuality;
}
}
if (texture != null)
{
if (!isSamplerTexture)
{
// If not a sampler texture, it is managed by the auto delete
// cache, ensure that it is on the "top" of the list to avoid
// deletion.
_cache.Lift(overlap);
_cache.Lift(texture);
}
ChangeSizeIfNeeded(info, overlap, isSamplerTexture, sizeHint);
ChangeSizeIfNeeded(info, texture, isSamplerTexture, sizeHint);
overlap.SynchronizeMemory();
texture.SynchronizeMemory();
return overlap;
}
return texture;
}
// Calculate texture sizes, used to find all overlapping textures.
@ -743,8 +760,6 @@ namespace Ryujinx.Graphics.Gpu.Image
overlapsCount = _textures.FindOverlaps(info.Address, size, ref _textureOverlaps);
}
Texture texture = null;
for (int index = 0; index < overlapsCount; index++)
{
Texture overlap = _textureOverlaps[index];

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@ -0,0 +1,9 @@
namespace Ryujinx.Graphics.Gpu.Image
{
enum TextureMatchQuality
{
NoMatch,
FormatAlias,
Perfect
}
}

View file

@ -121,7 +121,7 @@ namespace Ryujinx.Graphics.Gpu.Image
// If the descriptors are the same, the texture is the same,
// we don't need to remove as it was not modified. Just continue.
if (texture.IsPerfectMatch(GetInfo(descriptor), TextureSearchFlags.Strict))
if (texture.IsExactMatch(GetInfo(descriptor), TextureSearchFlags.Strict) != TextureMatchQuality.NoMatch)
{
continue;
}