mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-10-01 12:30:00 +02:00
5795bb1528
* Support separate textures and samplers * Add missing bindless flag, fix SNORM format on buffer textures * Add missing separation * Add comments about the new handles
1399 lines
No EOL
43 KiB
C#
1399 lines
No EOL
43 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.Instructions.InstEmitHelper;
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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 Suld(EmitterContext context)
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{
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OpCodeImage op = (OpCodeImage)context.CurrOp;
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SamplerType type = ConvertSamplerType(op.Dimensions);
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if (type == SamplerType.None)
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{
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context.Config.GpuAccessor.Log("Invalid image store sampler type.");
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return;
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}
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// Rb is Rd on the SULD instruction.
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int rdIndex = op.Rb.Index;
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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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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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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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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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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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continue;
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}
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if (rdIndex == RegisterConsts.RegisterZeroIndex)
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{
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break;
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}
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Operand rd = Register(rdIndex++, RegisterType.Gpr);
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TextureOperation operation = new TextureOperation(
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Instruction.ImageLoad,
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type,
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flags,
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handle,
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compIndex,
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rd,
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sources);
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if (!op.IsBindless)
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{
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operation.Format = GetTextureFormat(context, handle);
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}
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context.Add(operation);
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}
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}
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else
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{
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if (op.ByteAddress)
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{
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int xIndex = op.IsBindless ? 1 : 0;
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sources[xIndex] = context.ShiftRightS32(sources[xIndex], Const(GetComponentSizeInBytesLog2(op.Size)));
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}
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int components = GetComponents(op.Size);
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for (int compIndex = 0; compIndex < components; compIndex++)
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{
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if (rdIndex == RegisterConsts.RegisterZeroIndex)
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{
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break;
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}
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Operand rd = Register(rdIndex++, RegisterType.Gpr);
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TextureOperation operation = new TextureOperation(
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Instruction.ImageLoad,
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type,
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flags,
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handle,
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compIndex,
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rd,
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sources)
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{
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Format = GetTextureFormat(op.Size)
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};
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context.Add(operation);
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switch (op.Size)
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{
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case IntegerSize.U8: context.Copy(rd, ZeroExtendTo32(context, rd, 8)); break;
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case IntegerSize.U16: context.Copy(rd, ZeroExtendTo32(context, rd, 16)); break;
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case IntegerSize.S8: context.Copy(rd, SignExtendTo32(context, rd, 8)); break;
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case IntegerSize.S16: context.Copy(rd, SignExtendTo32(context, rd, 16)); break;
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}
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}
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}
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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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SamplerType type = ConvertSamplerType(op.Dimensions);
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if (type == SamplerType.None)
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{
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context.Config.GpuAccessor.Log("Invalid image store sampler type.");
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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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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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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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TextureFormat format = TextureFormat.Unknown;
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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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if (!op.IsBindless)
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{
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format = GetTextureFormat(context, op.Immediate);
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}
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}
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else
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{
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if (op.ByteAddress)
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{
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int xIndex = op.IsBindless ? 1 : 0;
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sourcesList[xIndex] = context.ShiftRightS32(sourcesList[xIndex], Const(GetComponentSizeInBytesLog2(op.Size)));
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}
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int components = GetComponents(op.Size);
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for (int compIndex = 0; compIndex < components; compIndex++)
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{
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sourcesList.Add(Rb());
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}
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format = GetTextureFormat(op.Size);
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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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{
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Format = format
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};
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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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EmitTextureSample(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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EmitTextureSample(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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EmitTextureSample(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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EmitTextureSample(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 = ConvertSamplerType(texsOp.Target);
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if (type == SamplerType.None)
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{
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context.Config.GpuAccessor.Log("Invalid texture sampler type.");
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return;
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}
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flags = ConvertTextureFlags(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 TextureTarget.Texture1DLodZero:
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sourcesList.Add(Ra());
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sourcesList.Add(ConstF(0));
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break;
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case 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 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 TextureTarget.Texture2DLodLevel:
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case TextureTarget.Texture2DDepthCompare:
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case TextureTarget.Texture3D:
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case 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 TextureTarget.Texture2DLodZeroDepthCompare:
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case 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 TextureTarget.Texture2DLodLevelDepthCompare:
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case 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 = ConvertSamplerType (tldsOp.Target);
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if (type == SamplerType.None)
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{
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context.Config.GpuAccessor.Log("Invalid texel fetch sampler type.");
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return;
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}
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flags = ConvertTextureFlags(tldsOp.Target) | TextureFlags.IntCoords;
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if (tldsOp.Target == TexelLoadTarget.Texture1DLodZero && context.Config.GpuAccessor.QueryIsTextureBuffer(tldsOp.Immediate))
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{
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type = SamplerType.TextureBuffer;
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flags &= ~TextureFlags.LodLevel;
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}
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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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if (type != SamplerType.TextureBuffer)
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{
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sourcesList.Add(Const(0));
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}
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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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IOpCodeTld4 op = (IOpCodeTld4)context.CurrOp;
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|
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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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|
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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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}
|
|
|
|
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>();
|
|
|
|
SamplerType type = ConvertSamplerType(op.Dimensions);
|
|
TextureFlags flags = TextureFlags.Gather;
|
|
|
|
if (op.Bindless)
|
|
{
|
|
sourcesList.Add(Rb());
|
|
|
|
flags |= TextureFlags.Bindless;
|
|
}
|
|
|
|
int coordsCount = type.GetDimensions();
|
|
|
|
for (int index = 0; index < coordsCount; index++)
|
|
{
|
|
sourcesList.Add(Ra());
|
|
}
|
|
|
|
if (op.IsArray)
|
|
{
|
|
sourcesList.Add(arrayIndex);
|
|
|
|
type |= SamplerType.Array;
|
|
}
|
|
|
|
Operand[] packedOffs = new Operand[2];
|
|
|
|
packedOffs[0] = op.Offset != TextureGatherOffset.None ? Rb() : null;
|
|
packedOffs[1] = op.Offset == TextureGatherOffset.Offsets ? Rb() : null;
|
|
|
|
if (op.HasDepthCompare)
|
|
{
|
|
sourcesList.Add(Rb());
|
|
|
|
type |= SamplerType.Shadow;
|
|
}
|
|
|
|
if (op.Offset != TextureGatherOffset.None)
|
|
{
|
|
int offsetTexelsCount = op.Offset == TextureGatherOffset.Offsets ? 4 : 1;
|
|
|
|
for (int index = 0; index < coordsCount * offsetTexelsCount; index++)
|
|
{
|
|
Operand packed = packedOffs[(index >> 2) & 1];
|
|
|
|
sourcesList.Add(context.BitfieldExtractS32(packed, Const((index & 3) * 8), Const(6)));
|
|
}
|
|
|
|
flags |= op.Offset == TextureGatherOffset.Offsets
|
|
? TextureFlags.Offsets
|
|
: TextureFlags.Offset;
|
|
}
|
|
|
|
sourcesList.Add(Const(op.GatherCompIndex));
|
|
|
|
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 = op.Immediate;
|
|
|
|
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);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void TmmlB(EmitterContext context)
|
|
{
|
|
EmitTextureMipMapLevel(context, true);
|
|
}
|
|
|
|
public static void Tmml(EmitterContext context)
|
|
{
|
|
EmitTextureMipMapLevel(context, false);
|
|
}
|
|
|
|
private static void EmitTextureMipMapLevel(EmitterContext context, bool isBindless)
|
|
{
|
|
OpCodeTexture op = (OpCodeTexture)context.CurrOp;
|
|
|
|
if (op.Rd.IsRZ)
|
|
{
|
|
return;
|
|
}
|
|
|
|
int raIndex = op.Ra.Index;
|
|
int rbIndex = op.Rb.Index;
|
|
|
|
Operand Ra()
|
|
{
|
|
if (raIndex > RegisterConsts.RegisterZeroIndex)
|
|
{
|
|
return Const(0);
|
|
}
|
|
|
|
return context.Copy(Register(raIndex++, RegisterType.Gpr));
|
|
}
|
|
|
|
Operand Rb()
|
|
{
|
|
if (rbIndex > RegisterConsts.RegisterZeroIndex)
|
|
{
|
|
return Const(0);
|
|
}
|
|
|
|
return context.Copy(Register(rbIndex++, RegisterType.Gpr));
|
|
}
|
|
|
|
TextureFlags flags = TextureFlags.None;
|
|
|
|
List<Operand> sourcesList = new List<Operand>();
|
|
|
|
if (isBindless)
|
|
{
|
|
sourcesList.Add(Rb());
|
|
|
|
flags |= TextureFlags.Bindless;
|
|
}
|
|
|
|
SamplerType type = ConvertSamplerType(op.Dimensions);
|
|
|
|
int coordsCount = type.GetDimensions();
|
|
|
|
Operand arrayIndex = op.IsArray ? Ra() : null;
|
|
|
|
for (int index = 0; index < coordsCount; index++)
|
|
{
|
|
sourcesList.Add(Ra());
|
|
}
|
|
|
|
if (op.IsArray)
|
|
{
|
|
sourcesList.Add(arrayIndex);
|
|
|
|
type |= SamplerType.Array;
|
|
}
|
|
|
|
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();
|
|
|
|
// Components z and w aren't standard, we return 0 in this case and add a comment.
|
|
if (compIndex >= 2)
|
|
{
|
|
context.Add(new CommentNode("Unsupported component z or w found"));
|
|
context.Copy(dest, Const(0));
|
|
}
|
|
else
|
|
{
|
|
Operand tempDest = Local();
|
|
|
|
TextureOperation operation = new TextureOperation(
|
|
Instruction.Lod,
|
|
type,
|
|
flags,
|
|
handle,
|
|
compIndex,
|
|
tempDest,
|
|
sources);
|
|
|
|
context.Add(operation);
|
|
|
|
tempDest = context.FPMultiply(tempDest, ConstF(256.0f));
|
|
|
|
Operand finalValue = context.FPConvertToS32(tempDest);
|
|
|
|
context.Copy(dest, finalValue);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void Txd(EmitterContext context)
|
|
{
|
|
OpCodeTxd op = (OpCodeTxd)context.CurrOp;
|
|
|
|
if (op.Rd.IsRZ)
|
|
{
|
|
return;
|
|
}
|
|
|
|
int raIndex = op.Ra.Index;
|
|
int rbIndex = op.Rb.Index;
|
|
|
|
Operand Ra()
|
|
{
|
|
if (raIndex > RegisterConsts.RegisterZeroIndex)
|
|
{
|
|
return Const(0);
|
|
}
|
|
|
|
return context.Copy(Register(raIndex++, RegisterType.Gpr));
|
|
}
|
|
|
|
Operand Rb()
|
|
{
|
|
if (rbIndex > RegisterConsts.RegisterZeroIndex)
|
|
{
|
|
return Const(0);
|
|
}
|
|
|
|
return context.Copy(Register(rbIndex++, RegisterType.Gpr));
|
|
}
|
|
|
|
TextureFlags flags = TextureFlags.Derivatives;
|
|
|
|
List<Operand> sourcesList = new List<Operand>();
|
|
|
|
if (op.IsBindless)
|
|
{
|
|
sourcesList.Add(Ra());
|
|
|
|
flags |= TextureFlags.Bindless;
|
|
}
|
|
|
|
SamplerType type = ConvertSamplerType(op.Dimensions);
|
|
|
|
int coordsCount = type.GetDimensions();
|
|
|
|
for (int index = 0; index < coordsCount; index++)
|
|
{
|
|
sourcesList.Add(Ra());
|
|
}
|
|
|
|
Operand packedParams = Ra();
|
|
|
|
if (op.IsArray)
|
|
{
|
|
sourcesList.Add(context.BitwiseAnd(packedParams, Const(0xffff)));
|
|
|
|
type |= SamplerType.Array;
|
|
}
|
|
|
|
// Derivatives (X and Y).
|
|
for (int dIndex = 0; dIndex < 2 * coordsCount; dIndex++)
|
|
{
|
|
sourcesList.Add(Rb());
|
|
}
|
|
|
|
if (op.HasOffset)
|
|
{
|
|
for (int index = 0; index < coordsCount; index++)
|
|
{
|
|
sourcesList.Add(context.BitfieldExtractS32(packedParams, Const(16 + index * 4), Const(4)));
|
|
}
|
|
|
|
flags |= TextureFlags.Offset;
|
|
}
|
|
|
|
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 = !op.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);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void Txq(EmitterContext context)
|
|
{
|
|
EmitTextureQuery(context, bindless: false);
|
|
}
|
|
|
|
public static void TxqB(EmitterContext context)
|
|
{
|
|
EmitTextureQuery(context, bindless: true);
|
|
}
|
|
|
|
private static void EmitTextureQuery(EmitterContext context, bool bindless)
|
|
{
|
|
OpCodeTex op = (OpCodeTex)context.CurrOp;
|
|
|
|
if (op.Rd.IsRZ)
|
|
{
|
|
return;
|
|
}
|
|
|
|
TextureProperty property = (TextureProperty)op.RawOpCode.Extract(22, 6);
|
|
|
|
// TODO: Validate and use property.
|
|
Instruction inst = Instruction.TextureSize;
|
|
|
|
SamplerType type = SamplerType.Texture2D;
|
|
|
|
TextureFlags flags = bindless ? TextureFlags.Bindless : TextureFlags.None;
|
|
|
|
int raIndex = op.Ra.Index;
|
|
|
|
Operand Ra()
|
|
{
|
|
if (raIndex > RegisterConsts.RegisterZeroIndex)
|
|
{
|
|
return Const(0);
|
|
}
|
|
|
|
return context.Copy(Register(raIndex++, RegisterType.Gpr));
|
|
}
|
|
|
|
List<Operand> sourcesList = new List<Operand>();
|
|
|
|
if (bindless)
|
|
{
|
|
sourcesList.Add(Ra());
|
|
}
|
|
|
|
sourcesList.Add(Ra());
|
|
|
|
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 = !bindless ? 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(
|
|
inst,
|
|
type,
|
|
flags,
|
|
handle,
|
|
compIndex,
|
|
dest,
|
|
sources);
|
|
|
|
context.Add(operation);
|
|
}
|
|
}
|
|
}
|
|
|
|
private static void EmitTextureSample(EmitterContext context, TextureFlags flags)
|
|
{
|
|
OpCodeTexture op = (OpCodeTexture)context.CurrOp;
|
|
|
|
bool isBindless = (flags & TextureFlags.Bindless) != 0;
|
|
|
|
if (op.Rd.IsRZ)
|
|
{
|
|
return;
|
|
}
|
|
|
|
int raIndex = op.Ra.Index;
|
|
int rbIndex = op.Rb.Index;
|
|
|
|
Operand Ra()
|
|
{
|
|
if (raIndex > RegisterConsts.RegisterZeroIndex)
|
|
{
|
|
return Const(0);
|
|
}
|
|
|
|
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 = ConvertSamplerType(op.Dimensions);
|
|
|
|
bool hasLod = op.LodMode > TextureLodMode.LodZero;
|
|
|
|
if (type == SamplerType.Texture1D && (flags & ~TextureFlags.Bindless) == TextureFlags.IntCoords && !(hasLod ||
|
|
op.HasDepthCompare ||
|
|
op.HasOffset ||
|
|
op.IsArray ||
|
|
op.IsMultisample))
|
|
{
|
|
// For bindless, we don't have any way to know the texture type,
|
|
// so we assume it's texture buffer when the sampler type is 1D, since that's more common.
|
|
bool isTypeBuffer = isBindless || context.Config.GpuAccessor.QueryIsTextureBuffer(op.Immediate);
|
|
|
|
if (isTypeBuffer)
|
|
{
|
|
type = SamplerType.TextureBuffer;
|
|
}
|
|
}
|
|
|
|
int coordsCount = type.GetDimensions();
|
|
|
|
for (int index = 0; index < coordsCount; index++)
|
|
{
|
|
sourcesList.Add(Ra());
|
|
}
|
|
|
|
if (op.IsArray)
|
|
{
|
|
sourcesList.Add(arrayIndex);
|
|
|
|
type |= SamplerType.Array;
|
|
}
|
|
|
|
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 && type != SamplerType.TextureBuffer)
|
|
{
|
|
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 int GetComponents(IntegerSize size)
|
|
{
|
|
return size switch
|
|
{
|
|
IntegerSize.B64 => 2,
|
|
IntegerSize.B128 => 4,
|
|
IntegerSize.UB128 => 4,
|
|
_ => 1
|
|
};
|
|
}
|
|
|
|
private static int GetComponentSizeInBytesLog2(IntegerSize size)
|
|
{
|
|
return size switch
|
|
{
|
|
IntegerSize.U8 => 0,
|
|
IntegerSize.S8 => 0,
|
|
IntegerSize.U16 => 1,
|
|
IntegerSize.S16 => 1,
|
|
IntegerSize.B32 => 2,
|
|
IntegerSize.B64 => 3,
|
|
IntegerSize.B128 => 4,
|
|
IntegerSize.UB128 => 4,
|
|
_ => 2
|
|
};
|
|
}
|
|
|
|
private static TextureFormat GetTextureFormat(EmitterContext context, int handle)
|
|
{
|
|
// When the formatted load extension is supported, we don't need to
|
|
// specify a format, we can just declare it without a format and the GPU will handle it.
|
|
if (context.Config.GpuAccessor.QuerySupportsImageLoadFormatted())
|
|
{
|
|
return TextureFormat.Unknown;
|
|
}
|
|
|
|
var format = context.Config.GpuAccessor.QueryTextureFormat(handle);
|
|
|
|
if (format == TextureFormat.Unknown)
|
|
{
|
|
context.Config.GpuAccessor.Log($"Unknown format for texture {handle}.");
|
|
|
|
format = TextureFormat.R8G8B8A8Unorm;
|
|
}
|
|
|
|
return format;
|
|
}
|
|
|
|
private static TextureFormat GetTextureFormat(IntegerSize size)
|
|
{
|
|
return size switch
|
|
{
|
|
IntegerSize.U8 => TextureFormat.R8Uint,
|
|
IntegerSize.S8 => TextureFormat.R8Sint,
|
|
IntegerSize.U16 => TextureFormat.R16Uint,
|
|
IntegerSize.S16 => TextureFormat.R16Sint,
|
|
IntegerSize.B32 => TextureFormat.R32Uint,
|
|
IntegerSize.B64 => TextureFormat.R32G32Uint,
|
|
IntegerSize.B128 => TextureFormat.R32G32B32A32Uint,
|
|
IntegerSize.UB128 => TextureFormat.R32G32B32A32Uint,
|
|
_ => TextureFormat.R32Uint
|
|
};
|
|
}
|
|
|
|
private static SamplerType ConvertSamplerType(ImageDimensions target)
|
|
{
|
|
return target switch
|
|
{
|
|
ImageDimensions.Image1D => SamplerType.Texture1D,
|
|
ImageDimensions.ImageBuffer => SamplerType.TextureBuffer,
|
|
ImageDimensions.Image1DArray => SamplerType.Texture1D | SamplerType.Array,
|
|
ImageDimensions.Image2D => SamplerType.Texture2D,
|
|
ImageDimensions.Image2DArray => SamplerType.Texture2D | SamplerType.Array,
|
|
ImageDimensions.Image3D => SamplerType.Texture3D,
|
|
_ => SamplerType.None
|
|
};
|
|
}
|
|
|
|
private static SamplerType ConvertSamplerType(TextureDimensions dimensions)
|
|
{
|
|
return dimensions switch
|
|
{
|
|
TextureDimensions.Texture1D => SamplerType.Texture1D,
|
|
TextureDimensions.Texture2D => SamplerType.Texture2D,
|
|
TextureDimensions.Texture3D => SamplerType.Texture3D,
|
|
TextureDimensions.TextureCube => SamplerType.TextureCube,
|
|
_ => throw new ArgumentException($"Invalid texture dimensions \"{dimensions}\".")
|
|
};
|
|
}
|
|
|
|
private static SamplerType ConvertSamplerType(TextureTarget type)
|
|
{
|
|
switch (type)
|
|
{
|
|
case TextureTarget.Texture1DLodZero:
|
|
return SamplerType.Texture1D;
|
|
|
|
case TextureTarget.Texture2D:
|
|
case TextureTarget.Texture2DLodZero:
|
|
case TextureTarget.Texture2DLodLevel:
|
|
return SamplerType.Texture2D;
|
|
|
|
case TextureTarget.Texture2DDepthCompare:
|
|
case TextureTarget.Texture2DLodLevelDepthCompare:
|
|
case TextureTarget.Texture2DLodZeroDepthCompare:
|
|
return SamplerType.Texture2D | SamplerType.Shadow;
|
|
|
|
case TextureTarget.Texture2DArray:
|
|
case TextureTarget.Texture2DArrayLodZero:
|
|
return SamplerType.Texture2D | SamplerType.Array;
|
|
|
|
case TextureTarget.Texture2DArrayLodZeroDepthCompare:
|
|
return SamplerType.Texture2D | SamplerType.Array | SamplerType.Shadow;
|
|
|
|
case TextureTarget.Texture3D:
|
|
case TextureTarget.Texture3DLodZero:
|
|
return SamplerType.Texture3D;
|
|
|
|
case TextureTarget.TextureCube:
|
|
case TextureTarget.TextureCubeLodLevel:
|
|
return SamplerType.TextureCube;
|
|
}
|
|
|
|
return SamplerType.None;
|
|
}
|
|
|
|
private static SamplerType ConvertSamplerType(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;
|
|
}
|
|
|
|
return SamplerType.None;
|
|
}
|
|
|
|
private static TextureFlags ConvertTextureFlags(TextureTarget type)
|
|
{
|
|
switch (type)
|
|
{
|
|
case TextureTarget.Texture1DLodZero:
|
|
case TextureTarget.Texture2DLodZero:
|
|
case TextureTarget.Texture2DLodLevel:
|
|
case TextureTarget.Texture2DLodLevelDepthCompare:
|
|
case TextureTarget.Texture2DLodZeroDepthCompare:
|
|
case TextureTarget.Texture2DArrayLodZero:
|
|
case TextureTarget.Texture2DArrayLodZeroDepthCompare:
|
|
case TextureTarget.Texture3DLodZero:
|
|
case TextureTarget.TextureCubeLodLevel:
|
|
return TextureFlags.LodLevel;
|
|
|
|
case TextureTarget.Texture2D:
|
|
case TextureTarget.Texture2DDepthCompare:
|
|
case TextureTarget.Texture2DArray:
|
|
case TextureTarget.Texture3D:
|
|
case TextureTarget.TextureCube:
|
|
return TextureFlags.None;
|
|
}
|
|
|
|
return TextureFlags.None;
|
|
}
|
|
|
|
private static TextureFlags ConvertTextureFlags(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;
|
|
}
|
|
|
|
return TextureFlags.None;
|
|
}
|
|
}
|
|
} |