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ryujinx-fork/Ryujinx.Graphics.Shader/Decoders/OpCodeAttribute.cs
gdkchan ee1038e542
Initial support for shader attribute indexing (#2546)
* Initial support for shader attribute indexing

* Support output indexing too, other improvements

* Fix order

* Address feedback
2021-08-27 01:44:47 +02:00

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842 B
C#

using Ryujinx.Graphics.Shader.Instructions;
namespace Ryujinx.Graphics.Shader.Decoders
{
class OpCodeAttribute : OpCodeAluReg, IOpCodeAttribute
{
public int AttributeOffset { get; }
public bool Patch { get; }
public int Count { get; }
public bool Phys => !Patch && AttributeOffset == 0 && !Ra.IsRZ;
public bool Indexed => Phys;
public new static OpCode Create(InstEmitter emitter, ulong address, long opCode) => new OpCodeAttribute(emitter, address, opCode);
public OpCodeAttribute(InstEmitter emitter, ulong address, long opCode) : base(emitter, address, opCode)
{
AttributeOffset = opCode.Extract(20, 10);
Patch = opCode.Extract(31);
Count = opCode.Extract(47, 2) + 1;
}
}
}