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-rw-r--r--src/3rdparty/angle/src/compiler/VariableInfo.h46
1 files changed, 46 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/compiler/VariableInfo.h b/src/3rdparty/angle/src/compiler/VariableInfo.h
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+++ b/src/3rdparty/angle/src/compiler/VariableInfo.h
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+//
+// Copyright (c) 2002-2011 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_VARIABLE_INFO_H_
+#define COMPILER_VARIABLE_INFO_H_
+
+#include "GLSLANG/ShaderLang.h"
+#include "compiler/intermediate.h"
+
+// Provides information about a variable.
+// It is currently being used to store info about active attribs and uniforms.
+struct TVariableInfo {
+ TVariableInfo(ShDataType type, int size);
+ TVariableInfo();
+
+ TPersistString name;
+ TPersistString mappedName;
+ ShDataType type;
+ int size;
+};
+typedef std::vector<TVariableInfo> TVariableInfoList;
+
+// Traverses intermediate tree to collect all attributes and uniforms.
+class CollectAttribsUniforms : public TIntermTraverser {
+public:
+ CollectAttribsUniforms(TVariableInfoList& attribs,
+ TVariableInfoList& uniforms);
+
+ virtual void visitSymbol(TIntermSymbol*);
+ virtual void visitConstantUnion(TIntermConstantUnion*);
+ virtual bool visitBinary(Visit, TIntermBinary*);
+ virtual bool visitUnary(Visit, TIntermUnary*);
+ virtual bool visitSelection(Visit, TIntermSelection*);
+ virtual bool visitAggregate(Visit, TIntermAggregate*);
+ virtual bool visitLoop(Visit, TIntermLoop*);
+ virtual bool visitBranch(Visit, TIntermBranch*);
+
+private:
+ TVariableInfoList& mAttribs;
+ TVariableInfoList& mUniforms;
+};
+
+#endif // COMPILER_VARIABLE_INFO_H_