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112 lines
3.3 KiB
C#
112 lines
3.3 KiB
C#
using Ryujinx.Graphics.Shader.Decoders;
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using Ryujinx.Graphics.Shader.IntermediateRepresentation;
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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.Translation
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{
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class EmitterContext
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{
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public Block CurrBlock { get; set; }
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public OpCode CurrOp { get; set; }
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private ShaderConfig _config;
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private List<Operation> _operations;
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private Dictionary<ulong, Operand> _labels;
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public EmitterContext(ShaderConfig config)
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{
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_config = config;
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_operations = new List<Operation>();
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_labels = new Dictionary<ulong, Operand>();
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}
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public Operand Add(Instruction inst, Operand dest = null, params Operand[] sources)
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{
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Operation operation = new Operation(inst, dest, sources);
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Add(operation);
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return dest;
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}
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public void Add(Operation operation)
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{
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_operations.Add(operation);
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}
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public void MarkLabel(Operand label)
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{
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Add(Instruction.MarkLabel, label);
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}
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public Operand GetLabel(ulong address)
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{
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if (!_labels.TryGetValue(address, out Operand label))
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{
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label = Label();
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_labels.Add(address, label);
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}
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return label;
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}
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public void PrepareForReturn()
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{
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if (_config.Stage == ShaderStage.Vertex)
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{
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if (!_config.QueryInfoBool(QueryInfoName.ViewportTransformEnable))
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{
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Operand posX = Attribute(AttributeConsts.PositionX);
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Operand posY = Attribute(AttributeConsts.PositionY);
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this.Copy(posX, this.FPDivide(posX, ConstF(_config.QueryInfo(QueryInfoName.MaximumViewportDimensions) / 2)));
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this.Copy(posY, this.FPDivide(posY, ConstF(_config.QueryInfo(QueryInfoName.MaximumViewportDimensions) / 2)));
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}
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}
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else if (_config.Stage == ShaderStage.Fragment)
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{
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if (_config.OmapDepth)
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{
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Operand dest = Attribute(AttributeConsts.FragmentOutputDepth);
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Operand src = Register(_config.GetDepthRegister(), RegisterType.Gpr);
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this.Copy(dest, src);
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}
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int regIndex = 0;
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for (int attachment = 0; attachment < 8; attachment++)
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{
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OutputMapTarget target = _config.OmapTargets[attachment];
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for (int component = 0; component < 4; component++)
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{
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if (target.ComponentEnabled(component))
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{
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Operand dest = Attribute(AttributeConsts.FragmentOutputColorBase + regIndex * 4);
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Operand src = Register(regIndex, RegisterType.Gpr);
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this.Copy(dest, src);
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regIndex++;
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}
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}
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}
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}
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}
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public Operation[] GetOperations()
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{
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return _operations.ToArray();
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}
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}
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} |