Fix SpvExecutionModeOutputLinesEXT. (shader-slang#5740)

cheneym2 · Dec 4, 2024 · 59ba259 · 59ba259
1 parent 5450a49
commit 59ba259
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Showing 2 changed files with 3 additions and 2 deletions.
diff --git a/source/slang/slang-check-decl.cpp b/source/slang/slang-check-decl.cpp
@@ -8789,7 +8789,8 @@ void SemanticsDeclHeaderVisitor::checkMeshOutputDecl(VarDeclBase* varDecl)
         nullptr,
         ConstantFoldingKind::LinkTime,
         getSink());
-
+    if (!index)
+        return;
     Type* d = m_astBuilder->getMeshOutputTypeFromModifier(modifier, base, index);
     varDecl->type.type = d;
 }

diff --git a/source/slang/slang-emit-spirv.cpp b/source/slang/slang-emit-spirv.cpp
@@ -4467,7 +4467,7 @@ struct SPIRVEmitContext : public SourceEmitterBase, public SPIRVEmitSharedContex
                     if (t == "triangle")
                         m = SpvExecutionModeOutputTrianglesEXT;
                     else if (t == "line")
-                        m = SpvExecutionModeOutputTrianglesEXT;
+                        m = SpvExecutionModeOutputLinesEXT;
                     else if (t == "point")
                         m = SpvExecutionModeOutputPoints;
                 }