// // Copyright (c) 2002-2015 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. // // During parsing, all constant expressions are folded to constant union nodes. The expressions that have been // folded may have had precision qualifiers, which should affect the precision of the consuming operation. // If the folded constant union nodes are written to output as such they won't have any precision qualifiers, // and their effect on the precision of the consuming operation is lost. // // RecordConstantPrecision is an AST traverser that inspects the precision qualifiers of constants and hoists // the constants outside the containing expression as precision qualified named variables in case that is // required for correct precision propagation. // #ifndef COMPILER_TRANSLATOR_RECORDCONSTANTPRECISION_H_ #define COMPILER_TRANSLATOR_RECORDCONSTANTPRECISION_H_ class TIntermNode; void RecordConstantPrecision(TIntermNode *root, unsigned int *temporaryIndex); #endif // COMPILER_TRANSLATOR_RECORDCONSTANTPRECISION_H_