Line data    Source code

       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           0 : struct Field : public Symbol {
      25           0 :     Field(Position position, const Variable& owner, int fieldIndex)
      26           0 :     : INHERITED(position, kField_Kind, owner.fType.fields()[fieldIndex].fName)
      27             :     , fOwner(owner)
      28           0 :     , fFieldIndex(fieldIndex) {}
      29             : 
      30           0 :     virtual String description() const override {
      31           0 :         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