ui/gl/gl_wgl_api_implementation.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef UI_GL_WGL_API_IMPLEMENTATION_H_
   6 #define UI_GL_WGL_API_IMPLEMENTATION_H_
   7
   8 #include "base/compiler_specific.h"
   9 #include "ui/gl/gl_bindings.h"
  10 #include "ui/gl/gl_export.h"
  11
  12 namespace gfx {
  13
  14 class GLContext;
  15
  16 void InitializeGLBindingsWGL();
  17 void InitializeGLExtensionBindingsWGL(GLContext* context);
  18 void InitializeDebugGLBindingsWGL();
  19 void ClearGLBindingsWGL();
  20
  21 class GL_EXPORT WGLApiBase : public WGLApi {
  22  public:
  23   // Include the auto-generated part of this class. We split this because
  24   // it means we can easily edit the non-auto generated parts right here in
  25   // this file instead of having to edit some template or the code generator.
  26   #include "gl_bindings_api_autogen_wgl.h"
  27
  28  protected:
  29   WGLApiBase();
  30   virtual ~WGLApiBase();
  31   void InitializeBase(DriverWGL* driver);
  32
  33   DriverWGL* driver_;
  34 };
  35
  36 class GL_EXPORT RealWGLApi : public WGLApiBase {
  37  public:
  38   RealWGLApi();
  39   virtual ~RealWGLApi();
  40   void Initialize(DriverWGL* driver);
  41 };
  42
  43 // Inserts a TRACE for every WGL call.
  44 class GL_EXPORT TraceWGLApi : public WGLApi {
  45  public:
  46   TraceWGLApi(WGLApi* wgl_api) : wgl_api_(wgl_api) { }
  47   virtual ~TraceWGLApi();
  48
  49   // Include the auto-generated part of this class. We split this because
  50   // it means we can easily edit the non-auto generated parts right here in
  51   // this file instead of having to edit some template or the code generator.
  52   #include "gl_bindings_api_autogen_wgl.h"
  53
  54  private:
  55   WGLApi* wgl_api_;
  56 };
  57
  58 }  // namespace gfx
  59
  60 #endif  // UI_GL_WGL_API_IMPLEMENTATION_H_
  61
  62
  63