chromium/third_party/angle/src/libANGLE/Display.h

//
// Copyright 2002 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//

// Display.h: Defines the egl::Display class, representing the abstract
// display on which graphics are drawn. Implements EGLDisplay.
// [EGL 1.4] section 2.1.2 page 3.

#ifndef LIBANGLE_DISPLAY_H_
#define LIBANGLE_DISPLAY_H_

#include <mutex>
#include <vector>

#include "common/SimpleMutex.h"
#include "common/WorkerThread.h"
#include "common/platform.h"
#include "libANGLE/AttributeMap.h"
#include "libANGLE/BlobCache.h"
#include "libANGLE/Caps.h"
#include "libANGLE/Config.h"
#include "libANGLE/Context.h"
#include "libANGLE/Debug.h"
#include "libANGLE/Error.h"
#include "libANGLE/LoggingAnnotator.h"
#include "libANGLE/MemoryProgramCache.h"
#include "libANGLE/MemoryShaderCache.h"
#include "libANGLE/Observer.h"
#include "libANGLE/ShareGroup.h"
#include "libANGLE/Version.h"
#include "platform/Feature.h"
#include "platform/autogen/FrontendFeatures_autogen.h"

// Only DisplayCGL and DisplayEAGL need to be notified about an EGL call about to be made to prepare
// per-thread data. Disable Display::prepareForCall on other platforms for performance.
#if !defined(ANGLE_USE_DISPLAY_PREPARE_FOR_CALL)
#    if ANGLE_PLATFORM_APPLE
#define ANGLE_USE_DISPLAY_PREPARE_FOR_CALL …
#    else
#define ANGLE_USE_DISPLAY_PREPARE_FOR_CALL …
#    endif
#endif

namespace angle
{
class FrameCaptureShared;
}  // namespace angle

namespace gl
{
class Context;
class TextureManager;
class SemaphoreManager;
}  // namespace gl

namespace rx
{
class DisplayImpl;
class EGLImplFactory;
}  // namespace rx

namespace egl
{
class Device;
class Image;
class Stream;
class Surface;
class Sync;
class Thread;

SurfaceMap;
ThreadSet;

struct DisplayState final : private angle::NonCopyable
{ … };

// Constant coded here as a reasonable limit.
constexpr EGLAttrib kProgramCacheSizeAbsoluteMax = …;

ImageMap;
StreamSet;
SyncMap;

class Display final : public LabeledObject,
                      public angle::ObserverInterface,
                      public angle::NonCopyable
{ … };

}  // namespace egl

#endif  // LIBANGLE_DISPLAY_H_