1 /* 2 * Copyright 2016 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #ifndef SKSL_FIELD 9 #define SKSL_FIELD 10 11 #include "SkSLModifiers.h" 12 #include "SkSLPosition.h" 13 #include "SkSLSymbol.h" 14 #include "SkSLType.h" 15 #include "SkSLVariable.h" 16 17 namespace SkSL { 18 19 /** 20 * A symbol which should be interpreted as a field access. Fields are added to the symboltable 21 * whenever a bare reference to an identifier should refer to a struct field; in GLSL, this is the 22 * result of declaring anonymous interface blocks. 23 */ 24 struct Field : public Symbol { FieldField25 Field(Position position, const Variable& owner, int fieldIndex) 26 : INHERITED(position, kField_Kind, owner.fType.fields()[fieldIndex].fName) 27 , fOwner(owner) 28 , fFieldIndex(fieldIndex) {} 29 descriptionField30 virtual String description() const override { 31 return fOwner.description() + "." + fOwner.fType.fields()[fFieldIndex].fName; 32 } 33 34 const Variable& fOwner; 35 const int fFieldIndex; 36 37 typedef Symbol INHERITED; 38 }; 39 40 } // namespace SkSL 41 42 #endif 43