1  using System;
 2  using System.Runtime.CompilerServices;
 3  using System.Runtime.InteropServices;
 4  
 5  namespace Ryujinx.Graphics.Gpu.Shader
 6  {
 7      /// <summary>
 8      /// Shader code addresses in memory for each shader stage.
 9      /// </summary>
10      struct ShaderAddresses : IEquatable<ShaderAddresses>
11      {
12  #pragma warning disable CS0649 // Field is never assigned to
13          public ulong VertexA;
14          public ulong VertexB;
15          public ulong TessControl;
16          public ulong TessEvaluation;
17          public ulong Geometry;
18          public ulong Fragment;
19  #pragma warning restore CS0649
20  
21          /// <summary>
22          /// Check if the addresses are equal.
23          /// </summary>
24          /// <param name="other">Shader addresses structure to compare with</param>
25          /// <returns>True if they are equal, false otherwise</returns>
26          public readonly override bool Equals(object other)
27          {
28              return other is ShaderAddresses addresses && Equals(addresses);
29          }
30  
31          /// <summary>
32          /// Check if the addresses are equal.
33          /// </summary>
34          /// <param name="other">Shader addresses structure to compare with</param>
35          /// <returns>True if they are equal, false otherwise</returns>
36          public readonly bool Equals(ShaderAddresses other)
37          {
38              return VertexA == other.VertexA &&
39                     VertexB == other.VertexB &&
40                     TessControl == other.TessControl &&
41                     TessEvaluation == other.TessEvaluation &&
42                     Geometry == other.Geometry &&
43                     Fragment == other.Fragment;
44          }
45  
46          /// <summary>
47          /// Computes hash code from the addresses.
48          /// </summary>
49          /// <returns>Hash code</returns>
50          public readonly override int GetHashCode()
51          {
52              return HashCode.Combine(VertexA, VertexB, TessControl, TessEvaluation, Geometry, Fragment);
53          }
54  
55          /// <summary>
56          /// Gets a view of the structure as a span of addresses.
57          /// </summary>
58          /// <returns>Span of addresses</returns>
59          public Span<ulong> AsSpan()
60          {
61              return MemoryMarshal.CreateSpan(ref VertexA, Unsafe.SizeOf<ShaderAddresses>() / sizeof(ulong));
62          }
63      }
64  }