gecko-dev/gfx/gl/GLContextProvider.h

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef GLCONTEXTPROVIDER_H_
#define GLCONTEXTPROVIDER_H_

#include "GLContextTypes.h"
#include "SurfaceTypes.h"

#include "nsSize.h" // for gfx::IntSize (needed by GLContextProviderImpl.h below)

class nsIWidget;

namespace mozilla {
namespace widget {
  class CompositorWidget;
}
namespace gl {

#define IN_GL_CONTEXT_PROVIDER_H

// Null is always there
#define GL_CONTEXT_PROVIDER_NAME GLContextProviderNull
#include "GLContextProviderImpl.h"
#undef GL_CONTEXT_PROVIDER_NAME

#ifdef XP_WIN
  #define GL_CONTEXT_PROVIDER_NAME GLContextProviderWGL
  #include "GLContextProviderImpl.h"
  #undef GL_CONTEXT_PROVIDER_NAME
  #define GL_CONTEXT_PROVIDER_DEFAULT GLContextProviderWGL
  #define DEFAULT_IMPL WGL
#endif

#ifdef XP_MACOSX
  #define GL_CONTEXT_PROVIDER_NAME GLContextProviderCGL
  #include "GLContextProviderImpl.h"
  #undef GL_CONTEXT_PROVIDER_NAME
  #define GL_CONTEXT_PROVIDER_DEFAULT GLContextProviderCGL
#endif

#if defined(MOZ_X11)
  #define GL_CONTEXT_PROVIDER_NAME GLContextProviderGLX
  #include "GLContextProviderImpl.h"
  #undef GL_CONTEXT_PROVIDER_NAME
  #define GL_CONTEXT_PROVIDER_DEFAULT GLContextProviderGLX
#endif

#define GL_CONTEXT_PROVIDER_NAME GLContextProviderEGL
#include "GLContextProviderImpl.h"
#undef GL_CONTEXT_PROVIDER_NAME
#ifndef GL_CONTEXT_PROVIDER_DEFAULT
  #define GL_CONTEXT_PROVIDER_DEFAULT GLContextProviderEGL
#endif

#if defined(MOZ_WAYLAND)
  #define GL_CONTEXT_PROVIDER_NAME GLContextProviderWayland
  #include "GLContextProviderImpl.h"
  #undef GL_CONTEXT_PROVIDER_NAME
  #undef GL_CONTEXT_PROVIDER_DEFAULT
  #define GL_CONTEXT_PROVIDER_DEFAULT GLContextProviderWayland
#endif

#if defined(MOZ_WIDGET_UIKIT)
#define GL_CONTEXT_PROVIDER_NAME GLContextProviderEAGL
#include "GLContextProviderImpl.h"
#undef GL_CONTEXT_PROVIDER_NAME
#ifndef GL_CONTEXT_PROVIDER_DEFAULT
#define GL_CONTEXT_PROVIDER_DEFAULT GLContextProviderEAGL
#endif
#endif

#ifdef MOZ_GL_PROVIDER
  #define GL_CONTEXT_PROVIDER_NAME MOZ_GL_PROVIDER
  #include "GLContextProviderImpl.h"
  #undef GL_CONTEXT_PROVIDER_NAME
  #define GL_CONTEXT_PROVIDER_DEFAULT MOZ_GL_PROVIDER
#endif

#ifdef GL_CONTEXT_PROVIDER_DEFAULT
  typedef GL_CONTEXT_PROVIDER_DEFAULT GLContextProvider;
#else
  typedef GLContextProviderNull GLContextProvider;
#endif

#undef IN_GL_CONTEXT_PROVIDER_H

} // namespace gl
} // namespace mozilla

#endif