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-rw-r--r--src/3rdparty/angle/src/compiler/translator/FlagStd140Structs.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/compiler/translator/FlagStd140Structs.h b/src/3rdparty/angle/src/compiler/translator/FlagStd140Structs.h
new file mode 100644
index 0000000000..610205eb92
--- /dev/null
+++ b/src/3rdparty/angle/src/compiler/translator/FlagStd140Structs.h
@@ -0,0 +1,37 @@
+//
+// Copyright (c) 2013 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+#ifndef COMPILER_FLAGSTD140STRUCTS_H_
+#define COMPILER_FLAGSTD140STRUCTS_H_
+
+#include "compiler/translator/intermediate.h"
+
+namespace sh
+{
+
+// This class finds references to nested structs of std140 blocks that access
+// the nested struct "by value", where the padding added in the translator
+// conflicts with the "natural" unpadded type.
+class FlagStd140Structs : public TIntermTraverser
+{
+ public:
+ const std::vector<TIntermTyped *> getFlaggedNodes() const { return mFlaggedNodes; }
+
+ protected:
+ virtual bool visitBinary(Visit visit, TIntermBinary *binaryNode);
+ virtual void visitSymbol(TIntermSymbol *symbol);
+
+ private:
+ bool isInStd140InterfaceBlock(TIntermTyped *node) const;
+
+ std::vector<TIntermTyped *> mFlaggedNodes;
+};
+
+std::vector<TIntermTyped *> FlagStd140ValueStructs(TIntermNode *node);
+
+}
+
+#endif // COMPILER_FLAGSTD140STRUCTS_H_