diff options
author | Andrew Knight <andrew.knight@digia.com> | 2014-09-25 13:22:55 +0300 |
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committer | Andrew Knight <andrew.knight@digia.com> | 2014-09-29 16:09:29 +0200 |
commit | 311157c3c6849e8efccd88f7594bb34c570a6780 (patch) | |
tree | a50c252b638488326529c0e69aa05e42abce7462 /src/3rdparty/angle/src/compiler/translator/RegenerateStructNames.cpp | |
parent | 04d3a89e20d49a3b5015b071bfdedc81973b090c (diff) |
ANGLE: Upgrade to 2.1~abce76206141
Upgrade to address issues discovered since the last upgrade.
Patch notes:
0000-General-fixes-for-ANGLE-2.1.patch
added removal of the unused third-party tracing functions
0003-Fix-compilation-with-MinGW-gcc-64-bit.patch
removed as it is no longer needed
0011-ANGLE-Fix-compilation-error-on-MinGW-caused-by-trace.patch
removed as it is no longer needed
0016-ANGLE-Fix-compilation-with-MinGW-D3D11.patch
now supports MinGW 64-bit
[ChangeLog][Third-party libraries] ANGLE updated to 2.1~f8602ad91e4f
Task-number: QTBUG-40649
Task-number: QTBUG-40658
Task-number: QTBUG-41031
Task-number: QTBUG-41081
Task-number: QTBUG-41308
Task-number: QTBUG-41563
Change-Id: I9f776c8d5cb94ddb12d608a8d5630bfc54437bea
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
Reviewed-by: Oliver Wolff <oliver.wolff@digia.com>
Reviewed-by: Kai Koehne <kai.koehne@digia.com>
Diffstat (limited to 'src/3rdparty/angle/src/compiler/translator/RegenerateStructNames.cpp')
-rw-r--r-- | src/3rdparty/angle/src/compiler/translator/RegenerateStructNames.cpp | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/compiler/translator/RegenerateStructNames.cpp b/src/3rdparty/angle/src/compiler/translator/RegenerateStructNames.cpp new file mode 100644 index 0000000000..767b18085c --- /dev/null +++ b/src/3rdparty/angle/src/compiler/translator/RegenerateStructNames.cpp @@ -0,0 +1,82 @@ +// +// Copyright (c) 2002-2014 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. +// + +#include "compiler/translator/RegenerateStructNames.h" +#include "compiler/translator/compilerdebug.h" + +void RegenerateStructNames::visitSymbol(TIntermSymbol *symbol) +{ + ASSERT(symbol); + TType *type = symbol->getTypePointer(); + ASSERT(type); + TStructure *userType = type->getStruct(); + if (!userType) + return; + + if (mSymbolTable.findBuiltIn(userType->name(), mShaderVersion)) + { + // Built-in struct, do not touch it. + return; + } + + int uniqueId = userType->uniqueId(); + + ASSERT(mScopeDepth > 0); + if (mScopeDepth == 1) + { + // If a struct is defined at global scope, we don't map its name. + // This is because at global level, the struct might be used to + // declare a uniform, so the same name needs to stay the same for + // vertex/fragment shaders. However, our mapping uses internal ID, + // which will be different for the same struct in vertex/fragment + // shaders. + // This is OK because names for any structs defined in other scopes + // will begin with "_webgl", which is reserved. So there will be + // no conflicts among unmapped struct names from global scope and + // mapped struct names from other scopes. + // However, we need to keep track of these global structs, so if a + // variable is used in a local scope, we don't try to modify the + // struct name through that variable. + mDeclaredGlobalStructs.insert(uniqueId); + return; + } + if (mDeclaredGlobalStructs.count(uniqueId) > 0) + return; + // Map {name} to _webgl_struct_{uniqueId}_{name}. + const char kPrefix[] = "_webgl_struct_"; + if (userType->name().find(kPrefix) == 0) + { + // The name has already been regenerated. + return; + } + std::string id = Str(uniqueId); + TString tmp = kPrefix + TString(id.c_str()); + tmp += "_" + userType->name(); + userType->setName(tmp); +} + +bool RegenerateStructNames::visitAggregate(Visit, TIntermAggregate *aggregate) +{ + ASSERT(aggregate); + switch (aggregate->getOp()) + { + case EOpSequence: + ++mScopeDepth; + { + TIntermSequence &sequence = *(aggregate->getSequence()); + for (size_t ii = 0; ii < sequence.size(); ++ii) + { + TIntermNode *node = sequence[ii]; + ASSERT(node != NULL); + node->traverse(this); + } + } + --mScopeDepth; + return false; + default: + return true; + } +} |