1 files changed, 32 insertions, 0 deletions
diff --git a/Ryujinx.Graphics.Shader/CodeGen/Glsl/Instructions/InstGenVector.cs b/Ryujinx.Graphics.Shader/CodeGen/Glsl/Instructions/InstGenVector.cs
new file mode 100644
index 00000000..f09ea2e8
--- /dev/null
+++ b/Ryujinx.Graphics.Shader/CodeGen/Glsl/Instructions/InstGenVector.cs
@@ -0,0 +1,32 @@
+using Ryujinx.Graphics.Shader.IntermediateRepresentation;
+using Ryujinx.Graphics.Shader.StructuredIr;
+
+using static Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions.InstGenHelper;
+using static Ryujinx.Graphics.Shader.StructuredIr.InstructionInfo;
+
+namespace Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions
+{
+    static class InstGenVector
+    {
+        public static string VectorExtract(CodeGenContext context, AstOperation operation)
+        {
+            IAstNode vector = operation.GetSource(0);
+            IAstNode index = operation.GetSource(1);
+
+            string vectorExpr = GetSoureExpr(context, vector, OperandManager.GetNodeDestType(context, vector));
+
+            if (index is AstOperand indexOperand && indexOperand.Type == OperandType.Constant)
+            {
+                char elem = "xyzw"[indexOperand.Value];
+
+                return $"{vectorExpr}.{elem}";
+            }
+            else
+            {
+                string indexExpr = GetSoureExpr(context, index, GetSrcVarType(operation.Inst, 1));
+
+                return $"{vectorExpr}[{indexExpr}]";
+            }
+        }
+    }
+}
+\ No newline at end of file