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//
// Copyright 2014 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.
//
// DisplayImpl.h: Implementation methods of egl::Display
#ifndef LIBANGLE_RENDERER_DISPLAYIMPL_H_
#define LIBANGLE_RENDERER_DISPLAYIMPL_H_
#include "common/Optional.h"
#include "common/angleutils.h"
#include "libANGLE/Caps.h"
#include "libANGLE/Config.h"
#include "libANGLE/Error.h"
#include "libANGLE/Observer.h"
#include "libANGLE/Stream.h"
#include "libANGLE/Version.h"
#include "libANGLE/renderer/EGLImplFactory.h"
#include "platform/Feature.h"
#include <set>
#include <vector>
namespace angle
{
struct FrontendFeatures;
} // namespace angle
namespace egl
{
class AttributeMap;
class BlobCache;
class Display;
struct DisplayState;
struct Config;
class Surface;
class ImageSibling;
class Thread;
} // namespace egl
namespace gl
{
class Context;
} // namespace gl
namespace rx
{
class SurfaceImpl;
class ImageImpl;
struct ConfigDesc;
class DeviceImpl;
class StreamProducerImpl;
class ShareGroupImpl : angle::NonCopyable
{
public:
ShareGroupImpl() : mAnyContextWithRobustness(false) {}
virtual ~ShareGroupImpl() {}
virtual void onDestroy(const egl::Display *display) {}
void onRobustContextAdd() { mAnyContextWithRobustness = true; }
bool hasAnyContextWithRobustness() const { return mAnyContextWithRobustness; }
private:
// Whether any context in the share group has robustness enabled. If any context in the share
// group is robust, any program created in any context of the share group must have robustness
// enabled. This is because programs are shared between the share group contexts.
bool mAnyContextWithRobustness;
};
class DisplayImpl : public EGLImplFactory, public angle::Subject
{
public:
DisplayImpl(const egl::DisplayState &state);
~DisplayImpl() override;
virtual egl::Error initialize(egl::Display *display) = 0;
virtual void terminate() = 0;
virtual egl::Error prepareForCall();
virtual egl::Error releaseThread();
virtual egl::Error makeCurrent(egl::Display *display,
egl::Surface *drawSurface,
egl::Surface *readSurface,
gl::Context *context) = 0;
virtual egl::ConfigSet generateConfigs() = 0;
virtual bool testDeviceLost() = 0;
virtual egl::Error restoreLostDevice(const egl::Display *display) = 0;
virtual bool isValidNativeWindow(EGLNativeWindowType window) const = 0;
virtual egl::Error validateClientBuffer(const egl::Config *configuration,
EGLenum buftype,
EGLClientBuffer clientBuffer,
const egl::AttributeMap &attribs) const;
virtual egl::Error validateImageClientBuffer(const gl::Context *context,
EGLenum target,
EGLClientBuffer clientBuffer,
const egl::AttributeMap &attribs) const;
virtual egl::Error validatePixmap(const egl::Config *config,
EGLNativePixmapType pixmap,
const egl::AttributeMap &attributes) const;
virtual std::string getRendererDescription() = 0;
virtual std::string getVendorString() = 0;
virtual std::string getVersionString(bool includeFullVersion) = 0;
virtual DeviceImpl *createDevice();
virtual egl::Error waitClient(const gl::Context *context) = 0;
virtual egl::Error waitNative(const gl::Context *context, EGLint engine) = 0;
virtual gl::Version getMaxSupportedESVersion() const = 0;
virtual gl::Version getMaxConformantESVersion() const = 0;
// If desktop GL is not supported in any capacity for a given backend, this returns None.
virtual Optional<gl::Version> getMaxSupportedDesktopVersion() const = 0;
const egl::Caps &getCaps() const;
virtual void setBlobCacheFuncs(EGLSetBlobFuncANDROID set, EGLGetBlobFuncANDROID get) {}
const egl::DisplayExtensions &getExtensions() const;
void setBlobCache(egl::BlobCache *blobCache) { mBlobCache = blobCache; }
egl::BlobCache *getBlobCache() const { return mBlobCache; }
virtual void initializeFrontendFeatures(angle::FrontendFeatures *features) const {}
virtual void populateFeatureList(angle::FeatureList *features) = 0;
const egl::DisplayState &getState() const { return mState; }
virtual egl::Error handleGPUSwitch();
virtual egl::Error forceGPUSwitch(EGLint gpuIDHigh, EGLint gpuIDLow);
virtual bool isX11() const;
virtual bool isWayland() const;
virtual bool isGBM() const;
virtual bool supportsDmaBufFormat(EGLint format) const;
virtual egl::Error queryDmaBufFormats(EGLint max_formats, EGLint *formats, EGLint *num_formats);
virtual egl::Error queryDmaBufModifiers(EGLint format,
EGLint max_modifiers,
EGLuint64KHR *modifiers,
EGLBoolean *external_only,
EGLint *num_modifiers);
GLuint getNextSurfaceID() override;
protected:
const egl::DisplayState &mState;
private:
virtual void generateExtensions(egl::DisplayExtensions *outExtensions) const = 0;
virtual void generateCaps(egl::Caps *outCaps) const = 0;
mutable bool mExtensionsInitialized;
mutable egl::DisplayExtensions mExtensions;
mutable bool mCapsInitialized;
mutable egl::Caps mCaps;
egl::BlobCache *mBlobCache;
rx::AtomicSerialFactory mNextSurfaceID;
};
} // namespace rx
#endif // LIBANGLE_RENDERER_DISPLAYIMPL_H_
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