Add support for bindless textures from storage buffer on Vulkan (#6721)

* Halve primitive ID when converting quads to triangles

* Shader cache version bump

* Add support for bindless textures from storage buffer on Vulkan

src/Ryujinx.Graphics.Shader/GpuGraphicsState.cs

@@ -102,6 +102,11 @@ namespace Ryujinx.Graphics.Shader
         /// </summary>
         public readonly bool OriginUpperLeft;
 
+        /// <summary>
+        /// Indicates that the primitive ID values on the shader should be halved due to quad to triangles conversion.
+        /// </summary>
+        public readonly bool HalvePrimitiveId;
+
         /// <summary>
         /// Creates a new GPU graphics state.
         /// </summary>
@@ -124,6 +129,7 @@ namespace Ryujinx.Graphics.Shader
         /// <param name="dualSourceBlendEnable">Indicates whether dual source blend is enabled</param>
         /// <param name="yNegateEnabled">Indicates if negation of the viewport Y axis is enabled</param>
         /// <param name="originUpperLeft">If true, indicates that the fragment origin is the upper left corner of the viewport, otherwise it is the lower left corner</param>
+        /// <param name="halvePrimitiveId">Indicates that the primitive ID values on the shader should be halved due to quad to triangles conversion</param>
         public GpuGraphicsState(
             bool earlyZForce,
             InputTopology topology,
@@ -143,7 +149,8 @@ namespace Ryujinx.Graphics.Shader
             in Array8<AttributeType> fragmentOutputTypes,
             bool dualSourceBlendEnable,
             bool yNegateEnabled,
-            bool originUpperLeft)
+            bool originUpperLeft,
+            bool halvePrimitiveId)
         {
             EarlyZForce = earlyZForce;
             Topology = topology;
@@ -164,6 +171,7 @@ namespace Ryujinx.Graphics.Shader
             DualSourceBlendEnable = dualSourceBlendEnable;
             YNegateEnabled = yNegateEnabled;
             OriginUpperLeft = originUpperLeft;
+            HalvePrimitiveId = halvePrimitiveId;
         }
     }
 }

src/Ryujinx.Graphics.Shader/IGpuAccessor.cs

@@ -135,6 +135,7 @@ namespace Ryujinx.Graphics.Shader
                 default,
                 false,
                 false,
+                false,
                 false);
         }
 

src/Ryujinx.Graphics.Shader/Instructions/InstEmitAttribute.cs

@@ -84,6 +84,10 @@ namespace Ryujinx.Graphics.Shader.Instructions
                                 value = context.IConvertU32ToFP32(value);
                             }
                         }
+                        else if (offset == AttributeConsts.PrimitiveId && context.TranslatorContext.Definitions.HalvePrimitiveId)
+                        {
+                            value = context.ShiftRightS32(value, Const(1));
+                        }
 
                         context.Copy(Register(rd), value);
                     }
@@ -187,6 +191,12 @@ namespace Ryujinx.Graphics.Shader.Instructions
                         }
                     }
                 }
+                else if (op.Imm10 == AttributeConsts.PrimitiveId && context.TranslatorContext.Definitions.HalvePrimitiveId)
+                {
+                    // If quads are used, but the host does not support them, they need to be converted to triangles.
+                    // Since each quad becomes 2 triangles, we need to compensate here and divide primitive ID by 2.
+                    res = context.ShiftRightS32(res, Const(1));
+                }
                 else if (op.Imm10 == AttributeConsts.FrontFacing && context.TranslatorContext.GpuAccessor.QueryHostHasFrontFacingBug())
                 {
                     // gl_FrontFacing sometimes has incorrect (flipped) values depending how it is accessed on Intel GPUs.

src/Ryujinx.Graphics.Shader/Translation/Optimizations/BindlessElimination.cs

@@ -66,9 +66,9 @@ namespace Ryujinx.Graphics.Shader.Translation.Optimizations
 
             if (nvHandle.AsgOp is not Operation handleOp ||
                 handleOp.Inst != Instruction.Load ||
-                handleOp.StorageKind != StorageKind.Input)
+                (handleOp.StorageKind != StorageKind.Input && handleOp.StorageKind != StorageKind.StorageBuffer))
             {
-                // Right now, we only allow bindless access when the handle comes from a shader input.
+                // Right now, we only allow bindless access when the handle comes from a shader input or storage buffer.
                 // This is an artificial limitation to prevent it from being used in cases where it
                 // would have a large performance impact of loading all textures in the pool.
                 // It might be removed in the future, if we can mitigate the performance impact.

src/Ryujinx.Graphics.Shader/Translation/ShaderDefinitions.cs

@@ -45,6 +45,8 @@ namespace Ryujinx.Graphics.Shader.Translation
         public bool YNegateEnabled => _graphicsState.YNegateEnabled;
         public bool OriginUpperLeft => _graphicsState.OriginUpperLeft;
 
+        public bool HalvePrimitiveId => _graphicsState.HalvePrimitiveId;
+
         public ImapPixelType[] ImapTypes { get; }
         public bool IaIndexing { get; private set; }
         public bool OaIndexing { get; private set; }