chromium/third_party/angle/src/compiler/translator/tree_ops/glsl/UseInterfaceBlockFields.cpp

//
// Copyright 2016 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.
//

// UseInterfaceBlockFields.cpp: insert statements to reference all members in InterfaceBlock list at
// the beginning of main. This is to work around a Mac driver that treats unused standard/shared
// uniform blocks as inactive.

#include "compiler/translator/tree_ops/glsl/UseInterfaceBlockFields.h"

#include "compiler/translator/Compiler.h"
#include "compiler/translator/IntermNode.h"
#include "compiler/translator/SymbolTable.h"
#include "compiler/translator/tree_util/FindMain.h"
#include "compiler/translator/tree_util/IntermNode_util.h"
#include "compiler/translator/util.h"

namespace sh
{

namespace
{

void AddNodeUseStatements(TIntermTyped *node, TIntermSequence *sequence)
{ … }

void AddFieldUseStatements(const ShaderVariable &var,
                           TIntermSequence *sequence,
                           const TSymbolTable &symbolTable)
{ … }

void InsertUseCode(const InterfaceBlock &block, TIntermTyped *blockNode, TIntermSequence *sequence)
{ … }

void InsertUseCode(TIntermSequence *sequence,
                   const InterfaceBlockList &blocks,
                   const TSymbolTable &symbolTable)
{ … }

}  // namespace

bool UseInterfaceBlockFields(TCompiler *compiler,
                             TIntermBlock *root,
                             const InterfaceBlockList &blocks,
                             const TSymbolTable &symbolTable)
{ … }

}  // namespace sh