diff options
| -rw-r--r-- | Ryujinx.Graphics.Shader/CodeGen/Glsl/OperandManager.cs | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/Ryujinx.Graphics.Shader/CodeGen/Glsl/OperandManager.cs b/Ryujinx.Graphics.Shader/CodeGen/Glsl/OperandManager.cs index 4c9d5b55..2de55b2d 100644 --- a/Ryujinx.Graphics.Shader/CodeGen/Glsl/OperandManager.cs +++ b/Ryujinx.Graphics.Shader/CodeGen/Glsl/OperandManager.cs @@ -114,6 +114,16 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl return ubName + "." + GetSwizzleMask(offset & 3); } + private static string GetVec4Indexed(string vectorName, string indexExpr) + { + string result = $"{vectorName}.x"; + for (int i = 1; i < 4; i++) + { + result = $"(({indexExpr}) == {i}) ? ({vectorName}.{GetSwizzleMask(i)}) : ({result})"; + } + return $"({result})"; + } + public static string GetConstantBufferName(IAstNode slot, string offsetExpr, ShaderStage stage) { // Non-constant slots are not supported. @@ -124,9 +134,8 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl string ubName = GetUbName(stage, operand.Value); string index0 = "[" + offsetExpr + " >> 2]"; - string index1 = "[" + offsetExpr + " & 3]"; - return ubName + index0 + index1; + return GetVec4Indexed(ubName + index0, offsetExpr + " & 3"); } public static string GetOutAttributeName(AstOperand attr, ShaderStage stage) |