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Add support for sampler sRGB disable (#7312)

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gdkchan 2024-09-19 14:38:30 -03:00 committed by GitHub
parent 73f985d27c
commit 24ee8c39f1
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GPG Key ID: B5690EEEBB952194
4 changed files with 48 additions and 6 deletions
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7
src/Ryujinx.Graphics.Gpu/Image/Sampler.cs
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@ -13,6 +13,11 @@ namespace Ryujinx.Graphics.Gpu.Image
/// </summary>
public bool IsDisposed { get; private set; }
/// <summary>
/// True if the sampler has sRGB conversion enabled, false otherwise.
/// </summary>
public bool IsSrgb { get; }
/// <summary>
/// Host sampler object.
/// </summary>
@ -30,6 +35,8 @@ namespace Ryujinx.Graphics.Gpu.Image
/// <param name="descriptor">The Maxwell sampler descriptor</param>
public Sampler(GpuContext context, SamplerDescriptor descriptor)
{
IsSrgb = descriptor.UnpackSrgb();
MinFilter minFilter = descriptor.UnpackMinFilter();
MagFilter magFilter = descriptor.UnpackMagFilter();

9
src/Ryujinx.Graphics.Gpu/Image/SamplerDescriptor.cs
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@ -113,6 +113,15 @@ namespace Ryujinx.Graphics.Gpu.Image
return (CompareOp)(((Word0 >> 10) & 7) + 1);
}
/// <summary>
/// Unpacks the sampler sRGB format flag.
/// </summary>
/// <returns>True if the has sampler is sRGB conversion enabled, false otherwise</returns>
public readonly bool UnpackSrgb()
{
return (Word0 & (1 << 13)) != 0;
}
/// <summary>
/// Unpacks and converts the maximum anisotropy value used for texture anisotropic filtering.
/// </summary>

10
src/Ryujinx.Graphics.Gpu/Image/TextureBindingsManager.cs
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@ -187,7 +187,9 @@ namespace Ryujinx.Graphics.Gpu.Image
{
(TexturePool texturePool, SamplerPool samplerPool) = GetPools();
return (texturePool.Get(textureId), samplerPool.Get(samplerId));
Sampler sampler = samplerPool?.Get(samplerId);
return (texturePool.Get(textureId, sampler?.IsSrgb ?? true), sampler);
}
/// <summary>
@ -508,12 +510,12 @@ namespace Ryujinx.Graphics.Gpu.Image
state.TextureHandle = textureId;
state.SamplerHandle = samplerId;
ref readonly TextureDescriptor descriptor = ref texturePool.GetForBinding(textureId, out Texture texture);
Sampler sampler = samplerPool?.Get(samplerId);
ref readonly TextureDescriptor descriptor = ref texturePool.GetForBinding(textureId, sampler?.IsSrgb ?? true, out Texture texture);
specStateMatches &= specState.MatchesTexture(stage, index, descriptor);
Sampler sampler = samplerPool?.Get(samplerId);
ITexture hostTexture = texture?.GetTargetTexture(bindingInfo.Target);
ISampler hostSampler = sampler?.GetHostSampler(texture);

28
src/Ryujinx.Graphics.Gpu/Image/TexturePool.cs
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@ -227,6 +227,17 @@ namespace Ryujinx.Graphics.Gpu.Image
/// <param name="id">ID of the texture. This is effectively a zero-based index</param>
/// <returns>The texture with the given ID</returns>
public override Texture Get(int id)
{
return Get(id, srgbSampler: true);
}
/// <summary>
/// Gets the texture with the given ID.
/// </summary>
/// <param name="id">ID of the texture. This is effectively a zero-based index</param>
/// <param name="srgbSampler">Whether the texture is being accessed with a sampler that has sRGB conversion enabled</param>
/// <returns>The texture with the given ID</returns>
public Texture Get(int id, bool srgbSampler)
{
if ((uint)id >= Items.Length)
{
@ -240,7 +251,7 @@ namespace Ryujinx.Graphics.Gpu.Image
SynchronizeMemory();
}
GetInternal(id, out Texture texture);
GetForBinding(id, srgbSampler, out Texture texture);
return texture;
}
@ -252,9 +263,10 @@ namespace Ryujinx.Graphics.Gpu.Image
/// This method assumes that the pool has been manually synchronized before doing binding.
/// </remarks>
/// <param name="id">ID of the texture. This is effectively a zero-based index</param>
/// <param name="srgbSampler">Whether the texture is being accessed with a sampler that has sRGB conversion enabled</param>
/// <param name="texture">The texture with the given ID</param>
/// <returns>The texture descriptor with the given ID</returns>
public ref readonly TextureDescriptor GetForBinding(int id, out Texture texture)
public ref readonly TextureDescriptor GetForBinding(int id, bool srgbSampler, out Texture texture)
{
if ((uint)id >= Items.Length)
{
@ -264,6 +276,18 @@ namespace Ryujinx.Graphics.Gpu.Image
// When getting for binding, assume the pool has already been synchronized.
if (!srgbSampler)
{
// If the sampler does not have the sRGB bit enabled, then the texture can't use a sRGB format.
ref readonly TextureDescriptor tempDescriptor = ref GetDescriptorRef(id);
if (tempDescriptor.UnpackSrgb() && FormatTable.TryGetTextureFormat(tempDescriptor.UnpackFormat(), isSrgb: false, out FormatInfo formatInfo))
{
// Get a view of the texture with the right format.
return ref GetForBinding(id, formatInfo, out texture);
}
}
return ref GetInternal(id, out texture);
}