chromium/ui/gl/gl_surface_egl.h

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_GL_GL_SURFACE_EGL_H_
#define UI_GL_GL_SURFACE_EGL_H_

#include "base/memory/raw_ptr.h"
#include "build/build_config.h"

#if BUILDFLAG(IS_WIN)
#include <windows.h>
#endif

#include <EGL/egl.h>
#include <EGL/eglext.h>

#include <memory>
#include <vector>

#include "base/command_line.h"
#include "base/containers/queue.h"
#include "base/time/time.h"
#include "ui/gfx/frame_data.h"
#include "ui/gfx/geometry/size.h"
#include "ui/gfx/vsync_provider.h"
#include "ui/gl/egl_timestamps.h"
#include "ui/gl/gl_display.h"
#include "ui/gl/gl_export.h"
#include "ui/gl/gl_surface.h"
#include "ui/gl/gl_surface_overlay.h"

#if BUILDFLAG(IS_ANDROID)
#include "ui/gl/android/scoped_a_native_window.h"
#endif

namespace gl {

class GLSurfacePresentationHelper;

// Interface for EGL surface.
class GL_EXPORT GLSurfaceEGL : public GLSurface { … };

// Encapsulates an EGL surface bound to a view.
class GL_EXPORT NativeViewGLSurfaceEGL : public GLSurfaceEGL,
                                         public EGLTimestampClient { … };

// Encapsulates a pbuffer EGL surface.
class GL_EXPORT PbufferGLSurfaceEGL : public GLSurfaceEGL { … };

// SurfacelessEGL is used as Offscreen surface when platform supports
// KHR_surfaceless_context and GL_OES_surfaceless_context. This would avoid the
// need to create a dummy EGLsurface in case we render to client API targets.
class GL_EXPORT SurfacelessEGL : public GLSurfaceEGL { … };

}  // namespace gl

#endif  // UI_GL_GL_SURFACE_EGL_H_