framework/randomshaders/rsgExpressionGenerator.hpp

   1 #ifndef _RSGEXPRESSIONGENERATOR_HPP
   2 #define _RSGEXPRESSIONGENERATOR_HPP
   3 /*-------------------------------------------------------------------------
   4  * drawElements Quality Program Random Shader Generator
   5  * ----------------------------------------------------
   6  *
   7  * Copyright 2014 The Android Open Source Project
   8  *
   9  * Licensed under the Apache License, Version 2.0 (the "License");
  10  * you may not use this file except in compliance with the License.
  11  * You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  *
  21  *//*!
  22  * \file
  23  * \brief Expression generator.
  24  *//*--------------------------------------------------------------------*/
  25
  26 #include "rsgDefs.hpp"
  27 #include "rsgVariableValue.hpp"
  28 #include "rsgGeneratorState.hpp"
  29 #include "rsgExpression.hpp"
  30
  31 #include <vector>
  32
  33 namespace rsg
  34 {
  35
  36 class ExpressionGenerator
  37 {
  38 public:
  39                                                                 ExpressionGenerator                             (GeneratorState& state);
  40                                                                 ~ExpressionGenerator                    (void);
  41
  42         Expression*                                     generate                                                (const ValueRange& valueRange, int initialDepth = 0);
  43
  44 private:
  45         void                                            generate                                                (Expression* root);
  46
  47         GeneratorState&                         m_state;
  48         std::vector<Expression*>        m_expressionStack;
  49 };
  50
  51 } // rsg
  52
  53 #endif // _RSGEXPRESSIONGENERATOR_HPP