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author | Tor Arne Vestbø <tor.arne.vestbo@digia.com> | 2012-10-26 12:28:31 +0200 |
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committer | Tor Arne Vestbø <tor.arne.vestbo@digia.com> | 2012-10-26 12:28:53 +0200 |
commit | 6e5818f2bbc8443b9308252a5e1543e014ef439d (patch) | |
tree | 07922adee2f13e818b9439c8a0bdf871dda59039 /src/3rdparty/angle/src/compiler/MapLongVariableNames.h | |
parent | 32aac0a1c009ee940920fd12f277180dd80b8eff (diff) | |
parent | deac55becd18efa4504eb686a1bb8081a5cd488a (diff) |
Merge remote-tracking branch 'gerrit/master' into newdocs
Change-Id: I10cf9f915c602c8e5a0e7d7c9e17b7bc5ca00640
Diffstat (limited to 'src/3rdparty/angle/src/compiler/MapLongVariableNames.h')
-rw-r--r-- | src/3rdparty/angle/src/compiler/MapLongVariableNames.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/compiler/MapLongVariableNames.h b/src/3rdparty/angle/src/compiler/MapLongVariableNames.h new file mode 100644 index 0000000000..fb2c7e81cb --- /dev/null +++ b/src/3rdparty/angle/src/compiler/MapLongVariableNames.h @@ -0,0 +1,59 @@ +// +// Copyright (c) 2002-2012 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_MAP_LONG_VARIABLE_NAMES_H_ +#define COMPILER_MAP_LONG_VARIABLE_NAMES_H_ + +#include "GLSLANG/ShaderLang.h" + +#include "compiler/intermediate.h" +#include "compiler/VariableInfo.h" + +// This size does not include '\0' in the end. +#define MAX_SHORTENED_IDENTIFIER_SIZE 32 + +// This is a ref-counted singleton. GetInstance() returns a pointer to the +// singleton, and after use, call Release(). GetInstance() and Release() should +// be paired. +class LongNameMap { +public: + static LongNameMap* GetInstance(); + void Release(); + + // Return the mapped name if <originalName, mappedName> is in the map; + // otherwise, return NULL. + const char* Find(const char* originalName) const; + + // Insert a pair into the map. + void Insert(const char* originalName, const char* mappedName); + + // Return the number of entries in the map. + int Size() const; + +private: + LongNameMap(); + ~LongNameMap(); + + size_t refCount; + std::map<std::string, std::string> mLongNameMap; +}; + +// Traverses intermediate tree to map attributes and uniforms names that are +// longer than MAX_SHORTENED_IDENTIFIER_SIZE to MAX_SHORTENED_IDENTIFIER_SIZE. +class MapLongVariableNames : public TIntermTraverser { +public: + MapLongVariableNames(LongNameMap* globalMap); + + virtual void visitSymbol(TIntermSymbol*); + virtual bool visitLoop(Visit, TIntermLoop*); + +private: + TString mapGlobalLongName(const TString& name); + + LongNameMap* mGlobalMap; +}; + +#endif // COMPILER_MAP_LONG_VARIABLE_NAMES_H_ |