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      1 //
      2 // Copyright (c) 2013 The ANGLE Project Authors. All rights reserved.
      3 // Use of this source code is governed by a BSD-style license that can be
      4 // found in the LICENSE file.
      5 //
      6 
      7 // QueryImpl.h: Defines the abstract rx::QueryImpl class.
      8 
      9 #ifndef LIBGLESV2_RENDERER_QUERYIMPL_H_
     10 #define LIBGLESV2_RENDERER_QUERYIMPL_H_
     11 
     12 #include "common/angleutils.h"
     13 
     14 namespace rx
     15 {
     16 
     17 class QueryImpl
     18 {
     19   public:
     20     explicit QueryImpl(GLenum type) : mType(type), mStatus(GL_FALSE), mResult(0) { }
     21     virtual ~QueryImpl() { }
     22 
     23     virtual void begin() = 0;
     24     virtual void end() = 0;
     25     virtual GLuint getResult() = 0;
     26     virtual GLboolean isResultAvailable() = 0;
     27 
     28     GLenum getType() const { return mType; }
     29 
     30   protected:
     31     GLuint mResult;
     32     GLboolean mStatus;
     33 
     34   private:
     35     DISALLOW_COPY_AND_ASSIGN(QueryImpl);
     36 
     37     GLenum mType;
     38 };
     39 
     40 }
     41 
     42 #endif // LIBGLESV2_RENDERER_QUERYIMPL_H_
     43