Ryujinx/Ryujinx.Graphics/Texture/ImageUtils.cs

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C#
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using ChocolArm64.Memory;
using Ryujinx.Graphics.Gal;
using Ryujinx.Graphics.Memory;
using System;
using System.Collections.Generic;
namespace Ryujinx.Graphics.Texture
{
public static class ImageUtils
{
[Flags]
private enum TargetBuffer
{
Color = 1 << 0,
Depth = 1 << 1,
Stencil = 1 << 2,
DepthStencil = Depth | Stencil
}
private struct ImageDescriptor
{
public int BytesPerPixel { get; private set; }
public int BlockWidth { get; private set; }
public int BlockHeight { get; private set; }
public TargetBuffer Target { get; private set; }
public ImageDescriptor(int BytesPerPixel, int BlockWidth, int BlockHeight, TargetBuffer Target)
{
this.BytesPerPixel = BytesPerPixel;
this.BlockWidth = BlockWidth;
this.BlockHeight = BlockHeight;
this.Target = Target;
}
}
private const GalImageFormat Snorm = GalImageFormat.Snorm;
private const GalImageFormat Unorm = GalImageFormat.Unorm;
private const GalImageFormat Sint = GalImageFormat.Sint;
private const GalImageFormat Uint = GalImageFormat.Uint;
private const GalImageFormat Float = GalImageFormat.Float;
private const GalImageFormat Srgb = GalImageFormat.Srgb;
private static readonly Dictionary<GalTextureFormat, GalImageFormat> s_TextureTable =
new Dictionary<GalTextureFormat, GalImageFormat>()
{
{ GalTextureFormat.RGBA32, GalImageFormat.RGBA32 | Sint | Uint | Float },
{ GalTextureFormat.RGBA16, GalImageFormat.RGBA16 | Snorm | Unorm | Sint | Uint | Float },
{ GalTextureFormat.RG32, GalImageFormat.RG32 | Sint | Uint | Float },
{ GalTextureFormat.RGBA8, GalImageFormat.RGBA8 | Snorm | Unorm | Sint | Uint | Srgb },
{ GalTextureFormat.RGB10A2, GalImageFormat.RGB10A2 | Snorm | Unorm | Sint | Uint },
{ GalTextureFormat.RG8, GalImageFormat.RG8 | Snorm | Unorm | Sint | Uint },
{ GalTextureFormat.R16, GalImageFormat.R16 | Snorm | Unorm | Sint | Uint | Float },
{ GalTextureFormat.R8, GalImageFormat.R8 | Snorm | Unorm | Sint | Uint },
{ GalTextureFormat.RG16, GalImageFormat.RG16 | Snorm | Unorm | Float },
{ GalTextureFormat.R32, GalImageFormat.R32 | Sint | Uint | Float },
{ GalTextureFormat.RGBA4, GalImageFormat.RGBA4 | Unorm },
{ GalTextureFormat.RGB5A1, GalImageFormat.RGB5A1 | Unorm },
{ GalTextureFormat.RGB565, GalImageFormat.RGB565 | Unorm },
{ GalTextureFormat.R11G11B10F, GalImageFormat.R11G11B10 | Float },
{ GalTextureFormat.D24S8, GalImageFormat.D24S8 | Unorm | Uint },
{ GalTextureFormat.D32F, GalImageFormat.D32 | Float },
{ GalTextureFormat.D32FX24S8, GalImageFormat.D32S8 | Float },
{ GalTextureFormat.D16, GalImageFormat.D16 | Unorm },
//Compressed formats
{ GalTextureFormat.BptcSfloat, GalImageFormat.BptcSfloat | Float },
{ GalTextureFormat.BptcUfloat, GalImageFormat.BptcUfloat | Float },
{ GalTextureFormat.BptcUnorm, GalImageFormat.BptcUnorm | Unorm | Srgb },
{ GalTextureFormat.BC1, GalImageFormat.BC1 | Unorm | Srgb },
{ GalTextureFormat.BC2, GalImageFormat.BC2 | Unorm | Srgb },
{ GalTextureFormat.BC3, GalImageFormat.BC3 | Unorm | Srgb },
{ GalTextureFormat.BC4, GalImageFormat.BC4 | Unorm | Snorm },
{ GalTextureFormat.BC5, GalImageFormat.BC5 | Unorm | Snorm },
{ GalTextureFormat.Astc2D4x4, GalImageFormat.Astc2D4x4 | Unorm | Srgb },
{ GalTextureFormat.Astc2D5x5, GalImageFormat.Astc2D5x5 | Unorm | Srgb },
{ GalTextureFormat.Astc2D6x6, GalImageFormat.Astc2D6x6 | Unorm | Srgb },
{ GalTextureFormat.Astc2D8x8, GalImageFormat.Astc2D8x8 | Unorm | Srgb },
{ GalTextureFormat.Astc2D10x10, GalImageFormat.Astc2D10x10 | Unorm | Srgb },
{ GalTextureFormat.Astc2D12x12, GalImageFormat.Astc2D12x12 | Unorm | Srgb },
{ GalTextureFormat.Astc2D5x4, GalImageFormat.Astc2D5x4 | Unorm | Srgb },
{ GalTextureFormat.Astc2D6x5, GalImageFormat.Astc2D6x5 | Unorm | Srgb },
{ GalTextureFormat.Astc2D8x6, GalImageFormat.Astc2D8x6 | Unorm | Srgb },
{ GalTextureFormat.Astc2D10x8, GalImageFormat.Astc2D10x8 | Unorm | Srgb },
{ GalTextureFormat.Astc2D12x10, GalImageFormat.Astc2D12x10 | Unorm | Srgb },
{ GalTextureFormat.Astc2D8x5, GalImageFormat.Astc2D8x5 | Unorm | Srgb },
{ GalTextureFormat.Astc2D10x5, GalImageFormat.Astc2D10x5 | Unorm | Srgb },
{ GalTextureFormat.Astc2D10x6, GalImageFormat.Astc2D10x6 | Unorm | Srgb }
};
private static readonly Dictionary<GalImageFormat, ImageDescriptor> s_ImageTable =
new Dictionary<GalImageFormat, ImageDescriptor>()
{
{ GalImageFormat.RGBA32, new ImageDescriptor(16, 1, 1, TargetBuffer.Color) },
{ GalImageFormat.RGBA16, new ImageDescriptor(8, 1, 1, TargetBuffer.Color) },
{ GalImageFormat.RG32, new ImageDescriptor(8, 1, 1, TargetBuffer.Color) },
{ GalImageFormat.RGBA8, new ImageDescriptor(4, 1, 1, TargetBuffer.Color) },
{ GalImageFormat.BGRA8, new ImageDescriptor(4, 1, 1, TargetBuffer.Color) },
{ GalImageFormat.RGB10A2, new ImageDescriptor(4, 1, 1, TargetBuffer.Color) },
{ GalImageFormat.R32, new ImageDescriptor(4, 1, 1, TargetBuffer.Color) },
{ GalImageFormat.RGBA4, new ImageDescriptor(2, 1, 1, TargetBuffer.Color) },
{ GalImageFormat.BptcSfloat, new ImageDescriptor(16, 4, 4, TargetBuffer.Color) },
{ GalImageFormat.BptcUfloat, new ImageDescriptor(16, 4, 4, TargetBuffer.Color) },
{ GalImageFormat.BGR5A1, new ImageDescriptor(2, 1, 1, TargetBuffer.Color) },
{ GalImageFormat.RGB5A1, new ImageDescriptor(2, 1, 1, TargetBuffer.Color) },
{ GalImageFormat.RGB565, new ImageDescriptor(2, 1, 1, TargetBuffer.Color) },
{ GalImageFormat.BptcUnorm, new ImageDescriptor(16, 4, 4, TargetBuffer.Color) },
{ GalImageFormat.RG16, new ImageDescriptor(4, 1, 1, TargetBuffer.Color) },
{ GalImageFormat.RG8, new ImageDescriptor(2, 1, 1, TargetBuffer.Color) },
{ GalImageFormat.R16, new ImageDescriptor(2, 1, 1, TargetBuffer.Color) },
{ GalImageFormat.R8, new ImageDescriptor(1, 1, 1, TargetBuffer.Color) },
{ GalImageFormat.R11G11B10, new ImageDescriptor(4, 1, 1, TargetBuffer.Color) },
{ GalImageFormat.BC1, new ImageDescriptor(8, 4, 4, TargetBuffer.Color) },
{ GalImageFormat.BC2, new ImageDescriptor(16, 4, 4, TargetBuffer.Color) },
{ GalImageFormat.BC3, new ImageDescriptor(16, 4, 4, TargetBuffer.Color) },
{ GalImageFormat.BC4, new ImageDescriptor(8, 4, 4, TargetBuffer.Color) },
{ GalImageFormat.BC5, new ImageDescriptor(16, 4, 4, TargetBuffer.Color) },
{ GalImageFormat.Astc2D4x4, new ImageDescriptor(16, 4, 4, TargetBuffer.Color) },
{ GalImageFormat.Astc2D5x5, new ImageDescriptor(16, 5, 5, TargetBuffer.Color) },
{ GalImageFormat.Astc2D6x6, new ImageDescriptor(16, 6, 6, TargetBuffer.Color) },
{ GalImageFormat.Astc2D8x8, new ImageDescriptor(16, 8, 8, TargetBuffer.Color) },
{ GalImageFormat.Astc2D10x10, new ImageDescriptor(16, 10, 10, TargetBuffer.Color) },
{ GalImageFormat.Astc2D12x12, new ImageDescriptor(16, 12, 12, TargetBuffer.Color) },
{ GalImageFormat.Astc2D5x4, new ImageDescriptor(16, 5, 4, TargetBuffer.Color) },
{ GalImageFormat.Astc2D6x5, new ImageDescriptor(16, 6, 5, TargetBuffer.Color) },
{ GalImageFormat.Astc2D8x6, new ImageDescriptor(16, 8, 6, TargetBuffer.Color) },
{ GalImageFormat.Astc2D10x8, new ImageDescriptor(16, 10, 8, TargetBuffer.Color) },
{ GalImageFormat.Astc2D12x10, new ImageDescriptor(16, 12, 10, TargetBuffer.Color) },
{ GalImageFormat.Astc2D8x5, new ImageDescriptor(16, 8, 5, TargetBuffer.Color) },
{ GalImageFormat.Astc2D10x5, new ImageDescriptor(16, 10, 5, TargetBuffer.Color) },
{ GalImageFormat.Astc2D10x6, new ImageDescriptor(16, 10, 6, TargetBuffer.Color) },
{ GalImageFormat.D24S8, new ImageDescriptor(4, 1, 1, TargetBuffer.DepthStencil) },
{ GalImageFormat.D32, new ImageDescriptor(4, 1, 1, TargetBuffer.Depth) },
{ GalImageFormat.D16, new ImageDescriptor(2, 1, 1, TargetBuffer.Depth) },
{ GalImageFormat.D32S8, new ImageDescriptor(8, 1, 1, TargetBuffer.DepthStencil) }
};
public static GalImageFormat ConvertTexture(
GalTextureFormat Format,
GalTextureType RType,
GalTextureType GType,
GalTextureType BType,
GalTextureType AType,
bool ConvSrgb)
{
if (RType != GType || RType != BType || RType != AType)
{
throw new NotImplementedException("Per component types are not implemented!");
}
if (!s_TextureTable.TryGetValue(Format, out GalImageFormat ImageFormat))
{
throw new NotImplementedException($"Format 0x{((int)Format):x} not implemented!");
}
GalImageFormat FormatType = ConvSrgb ? Srgb : GetFormatType(RType);
GalImageFormat CombinedFormat = (ImageFormat & GalImageFormat.FormatMask) | FormatType;
if (!ImageFormat.HasFlag(FormatType))
{
throw new NotImplementedException($"Format \"{CombinedFormat}\" not implemented!");
}
return CombinedFormat;
}
public static GalImageFormat ConvertSurface(GalSurfaceFormat Format)
{
switch (Format)
{
case GalSurfaceFormat.RGBA32Float: return GalImageFormat.RGBA32 | Float;
case GalSurfaceFormat.RGBA32Uint: return GalImageFormat.RGBA32 | Uint;
case GalSurfaceFormat.RGBA16Float: return GalImageFormat.RGBA16 | Float;
case GalSurfaceFormat.RG32Float: return GalImageFormat.RG32 | Float;
case GalSurfaceFormat.RG32Sint: return GalImageFormat.RG32 | Sint;
case GalSurfaceFormat.RG32Uint: return GalImageFormat.RG32 | Uint;
case GalSurfaceFormat.BGRA8Unorm: return GalImageFormat.BGRA8 | Unorm;
case GalSurfaceFormat.BGRA8Srgb: return GalImageFormat.BGRA8 | Srgb;
case GalSurfaceFormat.RGB10A2Unorm: return GalImageFormat.RGB10A2 | Unorm;
case GalSurfaceFormat.RGBA8Unorm: return GalImageFormat.RGBA8 | Unorm;
case GalSurfaceFormat.RGBA8Srgb: return GalImageFormat.RGBA8 | Srgb;
case GalSurfaceFormat.RGBA8Snorm: return GalImageFormat.RGBA8 | Snorm;
case GalSurfaceFormat.RG16Snorm: return GalImageFormat.RG16 | Snorm;
case GalSurfaceFormat.RG16Unorm: return GalImageFormat.RG16 | Unorm;
case GalSurfaceFormat.RG16Float: return GalImageFormat.RG16 | Float;
case GalSurfaceFormat.R11G11B10Float: return GalImageFormat.R11G11B10 | Float;
case GalSurfaceFormat.R32Float: return GalImageFormat.R32 | Float;
case GalSurfaceFormat.R32Uint: return GalImageFormat.R32 | Uint;
case GalSurfaceFormat.RG8Unorm: return GalImageFormat.RG8 | Unorm;
case GalSurfaceFormat.RG8Snorm: return GalImageFormat.RG8 | Snorm;
case GalSurfaceFormat.R16Float: return GalImageFormat.R16 | Float;
case GalSurfaceFormat.R16Unorm: return GalImageFormat.R16 | Unorm;
case GalSurfaceFormat.R16Uint: return GalImageFormat.R16 | Uint;
case GalSurfaceFormat.R8Unorm: return GalImageFormat.R8 | Unorm;
case GalSurfaceFormat.R8Uint: return GalImageFormat.R8 | Uint;
case GalSurfaceFormat.B5G6R5Unorm: return GalImageFormat.RGB565 | Unorm;
case GalSurfaceFormat.BGR5A1Unorm: return GalImageFormat.BGR5A1 | Unorm;
}
throw new NotImplementedException(Format.ToString());
}
public static GalImageFormat ConvertZeta(GalZetaFormat Format)
{
switch (Format)
{
case GalZetaFormat.D32Float: return GalImageFormat.D32 | Float;
case GalZetaFormat.S8D24Unorm: return GalImageFormat.D24S8 | Unorm;
case GalZetaFormat.D16Unorm: return GalImageFormat.D16 | Unorm;
case GalZetaFormat.D24S8Unorm: return GalImageFormat.D24S8 | Unorm;
case GalZetaFormat.D32S8X24Float: return GalImageFormat.D32S8 | Float;
}
throw new NotImplementedException(Format.ToString());
}
public static byte[] ReadTexture(IMemory Memory, GalImage Image, long Position)
{
MemoryManager CpuMemory;
if (Memory is NvGpuVmm Vmm)
{
CpuMemory = Vmm.Memory;
}
else
{
CpuMemory = (MemoryManager)Memory;
}
ISwizzle Swizzle = TextureHelper.GetSwizzle(Image);
ImageDescriptor Desc = GetImageDescriptor(Image.Format);
(int Width, int Height) = GetImageSizeInBlocks(Image);
int BytesPerPixel = Desc.BytesPerPixel;
//Note: Each row of the texture needs to be aligned to 4 bytes.
int Pitch = (Width * BytesPerPixel + 3) & ~3;
byte[] Data = new byte[Height * Pitch];
for (int Y = 0; Y < Height; Y++)
{
int OutOffs = Y * Pitch;
for (int X = 0; X < Width; X++)
{
long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y);
CpuMemory.ReadBytes(Position + Offset, Data, OutOffs, BytesPerPixel);
OutOffs += BytesPerPixel;
}
}
return Data;
}
public static void WriteTexture(NvGpuVmm Vmm, GalImage Image, long Position, byte[] Data)
{
ISwizzle Swizzle = TextureHelper.GetSwizzle(Image);
ImageDescriptor Desc = GetImageDescriptor(Image.Format);
(int Width, int Height) = ImageUtils.GetImageSizeInBlocks(Image);
int BytesPerPixel = Desc.BytesPerPixel;
int InOffs = 0;
for (int Y = 0; Y < Height; Y++)
for (int X = 0; X < Width; X++)
{
long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y);
Vmm.Memory.WriteBytes(Position + Offset, Data, InOffs, BytesPerPixel);
InOffs += BytesPerPixel;
}
}
public static int GetSize(GalImage Image)
{
ImageDescriptor Desc = GetImageDescriptor(Image.Format);
int Width = DivRoundUp(Image.Width, Desc.BlockWidth);
int Height = DivRoundUp(Image.Height, Desc.BlockHeight);
return Desc.BytesPerPixel * Width * Height;
}
public static int GetPitch(GalImageFormat Format, int Width)
{
ImageDescriptor Desc = GetImageDescriptor(Format);
int Pitch = Desc.BytesPerPixel * DivRoundUp(Width, Desc.BlockWidth);
Pitch = (Pitch + 0x1f) & ~0x1f;
return Pitch;
}
public static int GetBlockWidth(GalImageFormat Format)
{
return GetImageDescriptor(Format).BlockWidth;
}
public static int GetBlockHeight(GalImageFormat Format)
{
return GetImageDescriptor(Format).BlockHeight;
}
public static int GetAlignedWidth(GalImage Image)
{
ImageDescriptor Desc = GetImageDescriptor(Image.Format);
int AlignMask;
if (Image.Layout == GalMemoryLayout.BlockLinear)
{
AlignMask = Image.TileWidth * (64 / Desc.BytesPerPixel) - 1;
}
else
{
AlignMask = (32 / Desc.BytesPerPixel) - 1;
}
return (Image.Width + AlignMask) & ~AlignMask;
}
public static (int Width, int Height) GetImageSizeInBlocks(GalImage Image)
{
ImageDescriptor Desc = GetImageDescriptor(Image.Format);
return (DivRoundUp(Image.Width, Desc.BlockWidth),
DivRoundUp(Image.Height, Desc.BlockHeight));
}
public static int GetBytesPerPixel(GalImageFormat Format)
{
return GetImageDescriptor(Format).BytesPerPixel;
}
private static int DivRoundUp(int LHS, int RHS)
{
return (LHS + (RHS - 1)) / RHS;
}
public static bool HasColor(GalImageFormat Format)
{
return (GetImageDescriptor(Format).Target & TargetBuffer.Color) != 0;
}
public static bool HasDepth(GalImageFormat Format)
{
return (GetImageDescriptor(Format).Target & TargetBuffer.Depth) != 0;
}
public static bool HasStencil(GalImageFormat Format)
{
return (GetImageDescriptor(Format).Target & TargetBuffer.Stencil) != 0;
}
public static bool IsCompressed(GalImageFormat Format)
{
ImageDescriptor Desc = GetImageDescriptor(Format);
return (Desc.BlockWidth | Desc.BlockHeight) != 1;
}
private static ImageDescriptor GetImageDescriptor(GalImageFormat Format)
{
GalImageFormat PixelFormat = Format & GalImageFormat.FormatMask;
if (s_ImageTable.TryGetValue(PixelFormat, out ImageDescriptor Descriptor))
{
return Descriptor;
}
throw new NotImplementedException($"Format \"{PixelFormat}\" not implemented!");
}
private static GalImageFormat GetFormatType(GalTextureType Type)
{
switch (Type)
{
case GalTextureType.Snorm: return Snorm;
case GalTextureType.Unorm: return Unorm;
case GalTextureType.Sint: return Sint;
case GalTextureType.Uint: return Uint;
case GalTextureType.Float: return Float;
default: throw new NotImplementedException(((int)Type).ToString());
}
}
}
}