892 lines
28 KiB
C#
892 lines
28 KiB
C#
using Ryujinx.Graphics.Shader.Decoders;
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using Ryujinx.Graphics.Shader.IntermediateRepresentation;
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using Ryujinx.Graphics.Shader.Translation;
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using System;
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using System.Collections.Generic;
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using static Ryujinx.Graphics.Shader.IntermediateRepresentation.OperandHelper;
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namespace Ryujinx.Graphics.Shader.Instructions
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{
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static partial class InstEmit
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{
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public static void Sust(EmitterContext context)
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{
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OpCodeImage op = (OpCodeImage)context.CurrOp;
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int raIndex = op.Ra.Index;
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int rbIndex = op.Rb.Index;
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Operand Ra()
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{
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if (raIndex > RegisterConsts.RegisterZeroIndex)
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{
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return Const(0);
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}
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return context.Copy(Register(raIndex++, RegisterType.Gpr));
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}
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Operand Rb()
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{
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if (rbIndex > RegisterConsts.RegisterZeroIndex)
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{
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return Const(0);
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}
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return context.Copy(Register(rbIndex++, RegisterType.Gpr));
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}
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bool isArray = op.Dimensions == ImageDimensions.Image1DArray ||
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op.Dimensions == ImageDimensions.Image2DArray;
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Operand arrayIndex = isArray ? Ra() : null;
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List<Operand> sourcesList = new List<Operand>();
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if (op.IsBindless)
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{
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sourcesList.Add(context.Copy(Register(op.Rc)));
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}
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SamplerType type = GetSamplerType(op.Dimensions);
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int coordsCount = type.GetDimensions();
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for (int index = 0; index < coordsCount; index++)
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{
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sourcesList.Add(Ra());
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}
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if (isArray)
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{
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sourcesList.Add(arrayIndex);
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type |= SamplerType.Array;
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}
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if (op.UseComponents)
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{
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int componentMask = (int)op.Components;
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for (int compMask = componentMask, compIndex = 0; compMask != 0; compMask >>= 1, compIndex++)
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{
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if ((compMask & 1) != 0)
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{
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sourcesList.Add(Rb());
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}
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}
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}
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else
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{
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// TODO.
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}
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Operand[] sources = sourcesList.ToArray();
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int handle = !op.IsBindless ? op.Immediate : 0;
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TextureFlags flags = op.IsBindless ? TextureFlags.Bindless : TextureFlags.None;
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TextureOperation operation = new TextureOperation(
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Instruction.ImageStore,
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type,
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flags,
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handle,
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0,
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null,
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sources);
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context.Add(operation);
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}
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public static void Tex(EmitterContext context)
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{
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Tex(context, TextureFlags.None);
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}
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public static void TexB(EmitterContext context)
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{
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Tex(context, TextureFlags.Bindless);
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}
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public static void Tld(EmitterContext context)
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{
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Tex(context, TextureFlags.IntCoords);
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}
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public static void TldB(EmitterContext context)
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{
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Tex(context, TextureFlags.IntCoords | TextureFlags.Bindless);
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}
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public static void Texs(EmitterContext context)
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{
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OpCodeTextureScalar op = (OpCodeTextureScalar)context.CurrOp;
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if (op.Rd0.IsRZ && op.Rd1.IsRZ)
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{
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return;
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}
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List<Operand> sourcesList = new List<Operand>();
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int raIndex = op.Ra.Index;
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int rbIndex = op.Rb.Index;
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Operand Ra()
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{
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if (raIndex > RegisterConsts.RegisterZeroIndex)
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{
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return Const(0);
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}
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return context.Copy(Register(raIndex++, RegisterType.Gpr));
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}
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Operand Rb()
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{
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if (rbIndex > RegisterConsts.RegisterZeroIndex)
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{
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return Const(0);
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}
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return context.Copy(Register(rbIndex++, RegisterType.Gpr));
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}
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void AddTextureOffset(int coordsCount, int stride, int size)
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{
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Operand packedOffs = Rb();
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for (int index = 0; index < coordsCount; index++)
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{
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sourcesList.Add(context.BitfieldExtractS32(packedOffs, Const(index * stride), Const(size)));
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}
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}
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SamplerType type;
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TextureFlags flags;
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if (op is OpCodeTexs texsOp)
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{
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type = GetSamplerType (texsOp.Target);
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flags = GetSamplerFlags(texsOp.Target);
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if ((type & SamplerType.Array) != 0)
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{
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Operand arrayIndex = Ra();
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sourcesList.Add(Ra());
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sourcesList.Add(Rb());
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sourcesList.Add(arrayIndex);
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if ((type & SamplerType.Shadow) != 0)
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{
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sourcesList.Add(Rb());
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}
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if ((flags & TextureFlags.LodLevel) != 0)
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{
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sourcesList.Add(ConstF(0));
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}
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}
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else
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{
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switch (texsOp.Target)
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{
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case Decoders.TextureTarget.Texture1DLodZero:
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sourcesList.Add(Ra());
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break;
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case Decoders.TextureTarget.Texture2D:
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sourcesList.Add(Ra());
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sourcesList.Add(Rb());
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break;
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case Decoders.TextureTarget.Texture2DLodZero:
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sourcesList.Add(Ra());
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sourcesList.Add(Rb());
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sourcesList.Add(ConstF(0));
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break;
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case Decoders.TextureTarget.Texture2DLodLevel:
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case Decoders.TextureTarget.Texture2DDepthCompare:
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case Decoders.TextureTarget.Texture3D:
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case Decoders.TextureTarget.TextureCube:
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sourcesList.Add(Ra());
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sourcesList.Add(Ra());
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sourcesList.Add(Rb());
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break;
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case Decoders.TextureTarget.Texture2DLodZeroDepthCompare:
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case Decoders.TextureTarget.Texture3DLodZero:
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sourcesList.Add(Ra());
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sourcesList.Add(Ra());
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sourcesList.Add(Rb());
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sourcesList.Add(ConstF(0));
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break;
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case Decoders.TextureTarget.Texture2DLodLevelDepthCompare:
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case Decoders.TextureTarget.TextureCubeLodLevel:
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sourcesList.Add(Ra());
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sourcesList.Add(Ra());
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sourcesList.Add(Rb());
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sourcesList.Add(Rb());
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break;
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}
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}
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}
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else if (op is OpCodeTlds tldsOp)
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{
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type = GetSamplerType (tldsOp.Target);
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flags = GetSamplerFlags(tldsOp.Target) | TextureFlags.IntCoords;
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switch (tldsOp.Target)
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{
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case TexelLoadTarget.Texture1DLodZero:
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sourcesList.Add(Ra());
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sourcesList.Add(Const(0));
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break;
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case TexelLoadTarget.Texture1DLodLevel:
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sourcesList.Add(Ra());
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sourcesList.Add(Rb());
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break;
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case TexelLoadTarget.Texture2DLodZero:
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sourcesList.Add(Ra());
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sourcesList.Add(Rb());
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sourcesList.Add(Const(0));
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break;
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case TexelLoadTarget.Texture2DLodZeroOffset:
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sourcesList.Add(Ra());
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sourcesList.Add(Ra());
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sourcesList.Add(Const(0));
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break;
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case TexelLoadTarget.Texture2DLodZeroMultisample:
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case TexelLoadTarget.Texture2DLodLevel:
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case TexelLoadTarget.Texture2DLodLevelOffset:
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sourcesList.Add(Ra());
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sourcesList.Add(Ra());
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sourcesList.Add(Rb());
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break;
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case TexelLoadTarget.Texture3DLodZero:
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sourcesList.Add(Ra());
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sourcesList.Add(Ra());
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sourcesList.Add(Rb());
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sourcesList.Add(Const(0));
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break;
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case TexelLoadTarget.Texture2DArrayLodZero:
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sourcesList.Add(Rb());
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sourcesList.Add(Rb());
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sourcesList.Add(Ra());
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sourcesList.Add(Const(0));
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break;
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}
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if ((flags & TextureFlags.Offset) != 0)
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{
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AddTextureOffset(type.GetDimensions(), 4, 4);
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}
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}
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else if (op is OpCodeTld4s tld4sOp)
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{
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if (!(tld4sOp.HasDepthCompare || tld4sOp.HasOffset))
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{
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sourcesList.Add(Ra());
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sourcesList.Add(Rb());
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}
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else
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{
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sourcesList.Add(Ra());
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sourcesList.Add(Ra());
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}
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type = SamplerType.Texture2D;
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flags = TextureFlags.Gather;
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if (tld4sOp.HasDepthCompare)
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{
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sourcesList.Add(Rb());
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type |= SamplerType.Shadow;
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}
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if (tld4sOp.HasOffset)
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{
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AddTextureOffset(type.GetDimensions(), 8, 6);
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flags |= TextureFlags.Offset;
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}
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sourcesList.Add(Const(tld4sOp.GatherCompIndex));
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}
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else
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{
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throw new InvalidOperationException($"Invalid opcode type \"{op.GetType().Name}\".");
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}
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Operand[] sources = sourcesList.ToArray();
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Operand[] rd0 = new Operand[2] { ConstF(0), ConstF(0) };
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Operand[] rd1 = new Operand[2] { ConstF(0), ConstF(0) };
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int destIncrement = 0;
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Operand GetDest()
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{
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int high = destIncrement >> 1;
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int low = destIncrement & 1;
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destIncrement++;
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if (op.IsFp16)
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{
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return high != 0
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? (rd1[low] = Local())
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: (rd0[low] = Local());
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}
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else
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{
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int rdIndex = high != 0 ? op.Rd1.Index : op.Rd0.Index;
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if (rdIndex < RegisterConsts.RegisterZeroIndex)
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{
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rdIndex += low;
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}
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return Register(rdIndex, RegisterType.Gpr);
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}
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}
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int handle = op.Immediate;
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for (int compMask = op.ComponentMask, compIndex = 0; compMask != 0; compMask >>= 1, compIndex++)
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{
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if ((compMask & 1) != 0)
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{
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Operand dest = GetDest();
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TextureOperation operation = new TextureOperation(
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Instruction.TextureSample,
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type,
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flags,
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handle,
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compIndex,
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dest,
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sources);
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context.Add(operation);
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}
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}
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if (op.IsFp16)
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{
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context.Copy(Register(op.Rd0), context.PackHalf2x16(rd0[0], rd0[1]));
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context.Copy(Register(op.Rd1), context.PackHalf2x16(rd1[0], rd1[1]));
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}
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}
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public static void Tld4(EmitterContext context)
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{
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OpCodeTld4 op = (OpCodeTld4)context.CurrOp;
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if (op.Rd.IsRZ)
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{
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return;
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}
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int raIndex = op.Ra.Index;
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int rbIndex = op.Rb.Index;
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Operand Ra()
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{
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if (raIndex > RegisterConsts.RegisterZeroIndex)
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{
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return Const(0);
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}
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return context.Copy(Register(raIndex++, RegisterType.Gpr));
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}
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Operand Rb()
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{
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if (rbIndex > RegisterConsts.RegisterZeroIndex)
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{
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return Const(0);
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}
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return context.Copy(Register(rbIndex++, RegisterType.Gpr));
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}
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Operand arrayIndex = op.IsArray ? Ra() : null;
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List<Operand> sourcesList = new List<Operand>();
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SamplerType type = GetSamplerType(op.Dimensions);
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TextureFlags flags = TextureFlags.Gather;
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int coordsCount = type.GetDimensions();
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for (int index = 0; index < coordsCount; index++)
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{
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sourcesList.Add(Ra());
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}
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if (op.IsArray)
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{
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sourcesList.Add(arrayIndex);
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type |= SamplerType.Array;
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}
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Operand[] packedOffs = new Operand[2];
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packedOffs[0] = op.Offset != TextureGatherOffset.None ? Rb() : null;
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packedOffs[1] = op.Offset == TextureGatherOffset.Offsets ? Rb() : null;
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if (op.HasDepthCompare)
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{
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sourcesList.Add(Rb());
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type |= SamplerType.Shadow;
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}
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if (op.Offset != TextureGatherOffset.None)
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{
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int offsetTexelsCount = op.Offset == TextureGatherOffset.Offsets ? 4 : 1;
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for (int index = 0; index < coordsCount * offsetTexelsCount; index++)
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{
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Operand packed = packedOffs[(index >> 2) & 1];
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sourcesList.Add(context.BitfieldExtractS32(packed, Const((index & 3) * 8), Const(6)));
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}
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flags |= op.Offset == TextureGatherOffset.Offsets
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? TextureFlags.Offsets
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: TextureFlags.Offset;
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}
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sourcesList.Add(Const(op.GatherCompIndex));
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Operand[] sources = sourcesList.ToArray();
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int rdIndex = op.Rd.Index;
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Operand GetDest()
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{
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if (rdIndex > RegisterConsts.RegisterZeroIndex)
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{
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return Const(0);
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}
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return Register(rdIndex++, RegisterType.Gpr);
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}
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int handle = op.Immediate;
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for (int compMask = op.ComponentMask, compIndex = 0; compMask != 0; compMask >>= 1, compIndex++)
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{
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if ((compMask & 1) != 0)
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{
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Operand dest = GetDest();
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TextureOperation operation = new TextureOperation(
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Instruction.TextureSample,
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type,
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flags,
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handle,
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compIndex,
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dest,
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sources);
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context.Add(operation);
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}
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}
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}
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public static void Txq(EmitterContext context)
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{
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Txq(context, bindless: false);
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}
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public static void TxqB(EmitterContext context)
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{
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Txq(context, bindless: true);
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}
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private static void Txq(EmitterContext context, bool bindless)
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{
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OpCodeTex op = (OpCodeTex)context.CurrOp;
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if (op.Rd.IsRZ)
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{
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return;
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}
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TextureProperty property = (TextureProperty)op.RawOpCode.Extract(22, 6);
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// TODO: Validate and use property.
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Instruction inst = Instruction.TextureSize;
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SamplerType type = SamplerType.Texture2D;
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TextureFlags flags = bindless ? TextureFlags.Bindless : TextureFlags.None;
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int raIndex = op.Ra.Index;
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Operand Ra()
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{
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if (raIndex > RegisterConsts.RegisterZeroIndex)
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{
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return Const(0);
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}
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return context.Copy(Register(raIndex++, RegisterType.Gpr));
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}
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List<Operand> sourcesList = new List<Operand>();
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if (bindless)
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{
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sourcesList.Add(Ra());
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}
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sourcesList.Add(Ra());
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Operand[] sources = sourcesList.ToArray();
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int rdIndex = op.Rd.Index;
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Operand GetDest()
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{
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if (rdIndex > RegisterConsts.RegisterZeroIndex)
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{
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return Const(0);
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}
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return Register(rdIndex++, RegisterType.Gpr);
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}
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int handle = !bindless ? op.Immediate : 0;
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for (int compMask = op.ComponentMask, compIndex = 0; compMask != 0; compMask >>= 1, compIndex++)
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{
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if ((compMask & 1) != 0)
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{
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Operand dest = GetDest();
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TextureOperation operation = new TextureOperation(
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inst,
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type,
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flags,
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handle,
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compIndex,
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dest,
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sources);
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context.Add(operation);
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}
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}
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}
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private static void Tex(EmitterContext context, TextureFlags flags)
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{
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OpCodeTexture op = (OpCodeTexture)context.CurrOp;
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bool isBindless = (flags & TextureFlags.Bindless) != 0;
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bool intCoords = (flags & TextureFlags.IntCoords) != 0;
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if (op.Rd.IsRZ)
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{
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return;
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}
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int raIndex = op.Ra.Index;
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int rbIndex = op.Rb.Index;
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Operand Ra()
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{
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if (raIndex > RegisterConsts.RegisterZeroIndex)
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{
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return Const(0);
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}
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|
return context.Copy(Register(raIndex++, RegisterType.Gpr));
|
|
}
|
|
|
|
Operand Rb()
|
|
{
|
|
if (rbIndex > RegisterConsts.RegisterZeroIndex)
|
|
{
|
|
return Const(0);
|
|
}
|
|
|
|
return context.Copy(Register(rbIndex++, RegisterType.Gpr));
|
|
}
|
|
|
|
Operand arrayIndex = op.IsArray ? Ra() : null;
|
|
|
|
List<Operand> sourcesList = new List<Operand>();
|
|
|
|
if (isBindless)
|
|
{
|
|
sourcesList.Add(Rb());
|
|
}
|
|
|
|
SamplerType type = GetSamplerType(op.Dimensions);
|
|
|
|
int coordsCount = type.GetDimensions();
|
|
|
|
for (int index = 0; index < coordsCount; index++)
|
|
{
|
|
sourcesList.Add(Ra());
|
|
}
|
|
|
|
if (op.IsArray)
|
|
{
|
|
sourcesList.Add(arrayIndex);
|
|
|
|
type |= SamplerType.Array;
|
|
}
|
|
|
|
bool hasLod = op.LodMode > TextureLodMode.LodZero;
|
|
|
|
Operand lodValue = hasLod ? Rb() : ConstF(0);
|
|
|
|
Operand packedOffs = op.HasOffset ? Rb() : null;
|
|
|
|
if (op.HasDepthCompare)
|
|
{
|
|
sourcesList.Add(Rb());
|
|
|
|
type |= SamplerType.Shadow;
|
|
}
|
|
|
|
if ((op.LodMode == TextureLodMode.LodZero ||
|
|
op.LodMode == TextureLodMode.LodLevel ||
|
|
op.LodMode == TextureLodMode.LodLevelA) && !op.IsMultisample)
|
|
{
|
|
sourcesList.Add(lodValue);
|
|
|
|
flags |= TextureFlags.LodLevel;
|
|
}
|
|
|
|
if (op.HasOffset)
|
|
{
|
|
for (int index = 0; index < coordsCount; index++)
|
|
{
|
|
sourcesList.Add(context.BitfieldExtractS32(packedOffs, Const(index * 4), Const(4)));
|
|
}
|
|
|
|
flags |= TextureFlags.Offset;
|
|
}
|
|
|
|
if (op.LodMode == TextureLodMode.LodBias ||
|
|
op.LodMode == TextureLodMode.LodBiasA)
|
|
{
|
|
sourcesList.Add(lodValue);
|
|
|
|
flags |= TextureFlags.LodBias;
|
|
}
|
|
|
|
if (op.IsMultisample)
|
|
{
|
|
sourcesList.Add(Rb());
|
|
|
|
type |= SamplerType.Multisample;
|
|
}
|
|
|
|
Operand[] sources = sourcesList.ToArray();
|
|
|
|
int rdIndex = op.Rd.Index;
|
|
|
|
Operand GetDest()
|
|
{
|
|
if (rdIndex > RegisterConsts.RegisterZeroIndex)
|
|
{
|
|
return Const(0);
|
|
}
|
|
|
|
return Register(rdIndex++, RegisterType.Gpr);
|
|
}
|
|
|
|
int handle = !isBindless ? op.Immediate : 0;
|
|
|
|
for (int compMask = op.ComponentMask, compIndex = 0; compMask != 0; compMask >>= 1, compIndex++)
|
|
{
|
|
if ((compMask & 1) != 0)
|
|
{
|
|
Operand dest = GetDest();
|
|
|
|
TextureOperation operation = new TextureOperation(
|
|
Instruction.TextureSample,
|
|
type,
|
|
flags,
|
|
handle,
|
|
compIndex,
|
|
dest,
|
|
sources);
|
|
|
|
context.Add(operation);
|
|
}
|
|
}
|
|
}
|
|
|
|
private static SamplerType GetSamplerType(ImageDimensions target)
|
|
{
|
|
switch (target)
|
|
{
|
|
case ImageDimensions.Image1D:
|
|
return SamplerType.Texture1D;
|
|
|
|
case ImageDimensions.ImageBuffer:
|
|
return SamplerType.TextureBuffer;
|
|
|
|
case ImageDimensions.Image1DArray:
|
|
return SamplerType.Texture1D | SamplerType.Array;
|
|
|
|
case ImageDimensions.Image2D:
|
|
return SamplerType.Texture2D;
|
|
|
|
case ImageDimensions.Image2DArray:
|
|
return SamplerType.Texture2D | SamplerType.Array;
|
|
|
|
case ImageDimensions.Image3D:
|
|
return SamplerType.Texture3D;
|
|
}
|
|
|
|
throw new ArgumentException($"Invalid image target \"{target}\".");
|
|
}
|
|
|
|
private static SamplerType GetSamplerType(TextureDimensions dimensions)
|
|
{
|
|
switch (dimensions)
|
|
{
|
|
case TextureDimensions.Texture1D: return SamplerType.Texture1D;
|
|
case TextureDimensions.Texture2D: return SamplerType.Texture2D;
|
|
case TextureDimensions.Texture3D: return SamplerType.Texture3D;
|
|
case TextureDimensions.TextureCube: return SamplerType.TextureCube;
|
|
}
|
|
|
|
throw new ArgumentException($"Invalid texture dimensions \"{dimensions}\".");
|
|
}
|
|
|
|
private static SamplerType GetSamplerType(Decoders.TextureTarget type)
|
|
{
|
|
switch (type)
|
|
{
|
|
case Decoders.TextureTarget.Texture1DLodZero:
|
|
return SamplerType.Texture1D;
|
|
|
|
case Decoders.TextureTarget.Texture2D:
|
|
case Decoders.TextureTarget.Texture2DLodZero:
|
|
case Decoders.TextureTarget.Texture2DLodLevel:
|
|
return SamplerType.Texture2D;
|
|
|
|
case Decoders.TextureTarget.Texture2DDepthCompare:
|
|
case Decoders.TextureTarget.Texture2DLodLevelDepthCompare:
|
|
case Decoders.TextureTarget.Texture2DLodZeroDepthCompare:
|
|
return SamplerType.Texture2D | SamplerType.Shadow;
|
|
|
|
case Decoders.TextureTarget.Texture2DArray:
|
|
case Decoders.TextureTarget.Texture2DArrayLodZero:
|
|
return SamplerType.Texture2D | SamplerType.Array;
|
|
|
|
case Decoders.TextureTarget.Texture2DArrayLodZeroDepthCompare:
|
|
return SamplerType.Texture2D | SamplerType.Array | SamplerType.Shadow;
|
|
|
|
case Decoders.TextureTarget.Texture3D:
|
|
case Decoders.TextureTarget.Texture3DLodZero:
|
|
return SamplerType.Texture3D;
|
|
|
|
case Decoders.TextureTarget.TextureCube:
|
|
case Decoders.TextureTarget.TextureCubeLodLevel:
|
|
return SamplerType.TextureCube;
|
|
}
|
|
|
|
throw new ArgumentException($"Invalid texture type \"{type}\".");
|
|
}
|
|
|
|
private static SamplerType GetSamplerType(TexelLoadTarget type)
|
|
{
|
|
switch (type)
|
|
{
|
|
case TexelLoadTarget.Texture1DLodZero:
|
|
case TexelLoadTarget.Texture1DLodLevel:
|
|
return SamplerType.Texture1D;
|
|
|
|
case TexelLoadTarget.Texture2DLodZero:
|
|
case TexelLoadTarget.Texture2DLodZeroOffset:
|
|
case TexelLoadTarget.Texture2DLodLevel:
|
|
case TexelLoadTarget.Texture2DLodLevelOffset:
|
|
return SamplerType.Texture2D;
|
|
|
|
case TexelLoadTarget.Texture2DLodZeroMultisample:
|
|
return SamplerType.Texture2D | SamplerType.Multisample;
|
|
|
|
case TexelLoadTarget.Texture3DLodZero:
|
|
return SamplerType.Texture3D;
|
|
|
|
case TexelLoadTarget.Texture2DArrayLodZero:
|
|
return SamplerType.Texture2D | SamplerType.Array;
|
|
}
|
|
|
|
throw new ArgumentException($"Invalid texture type \"{type}\".");
|
|
}
|
|
|
|
private static TextureFlags GetSamplerFlags(Decoders.TextureTarget type)
|
|
{
|
|
switch (type)
|
|
{
|
|
case Decoders.TextureTarget.Texture1DLodZero:
|
|
case Decoders.TextureTarget.Texture2DLodZero:
|
|
case Decoders.TextureTarget.Texture2DLodLevel:
|
|
case Decoders.TextureTarget.Texture2DLodLevelDepthCompare:
|
|
case Decoders.TextureTarget.Texture2DLodZeroDepthCompare:
|
|
case Decoders.TextureTarget.Texture2DArrayLodZero:
|
|
case Decoders.TextureTarget.Texture2DArrayLodZeroDepthCompare:
|
|
case Decoders.TextureTarget.Texture3DLodZero:
|
|
case Decoders.TextureTarget.TextureCubeLodLevel:
|
|
return TextureFlags.LodLevel;
|
|
|
|
case Decoders.TextureTarget.Texture2D:
|
|
case Decoders.TextureTarget.Texture2DDepthCompare:
|
|
case Decoders.TextureTarget.Texture2DArray:
|
|
case Decoders.TextureTarget.Texture3D:
|
|
case Decoders.TextureTarget.TextureCube:
|
|
return TextureFlags.None;
|
|
}
|
|
|
|
throw new ArgumentException($"Invalid texture type \"{type}\".");
|
|
}
|
|
|
|
private static TextureFlags GetSamplerFlags(TexelLoadTarget type)
|
|
{
|
|
switch (type)
|
|
{
|
|
case TexelLoadTarget.Texture1DLodZero:
|
|
case TexelLoadTarget.Texture1DLodLevel:
|
|
case TexelLoadTarget.Texture2DLodZero:
|
|
case TexelLoadTarget.Texture2DLodLevel:
|
|
case TexelLoadTarget.Texture2DLodZeroMultisample:
|
|
case TexelLoadTarget.Texture3DLodZero:
|
|
case TexelLoadTarget.Texture2DArrayLodZero:
|
|
return TextureFlags.LodLevel;
|
|
|
|
case TexelLoadTarget.Texture2DLodZeroOffset:
|
|
case TexelLoadTarget.Texture2DLodLevelOffset:
|
|
return TextureFlags.LodLevel | TextureFlags.Offset;
|
|
}
|
|
|
|
throw new ArgumentException($"Invalid texture type \"{type}\".");
|
|
}
|
|
}
|
|
} |