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Commit e881745b authored by Peiyong Lin's avatar Peiyong Lin Committed by Automerger Merge Worker
Browse files

Merge "Clean up ANGLE integration logic." into udc-qpr-dev am: 7f4c6322 am: a71f6607 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/23716792



Change-Id: I5a24235a4d88c736b9be0eaea44c1f2419a4c36e
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 8d3170ac a71f6607

libs/graphicsenv/GraphicsEnv.cpp

+22 −52
Original line number Diff line number Diff line
@@ -142,8 +142,8 @@ bool GraphicsEnv::isDebuggable() { 
    return appDebuggable || platformDebuggable;

}



void GraphicsEnv::setDriverPathAndSphalLibraries(const std::string path,

                                                 const std::string sphalLibraries) {

void GraphicsEnv::setDriverPathAndSphalLibraries(const std::string& path,

                                                 const std::string& sphalLibraries) {

    if (!mDriverPath.empty() || !mSphalLibraries.empty()) {

        ALOGV("ignoring attempt to change driver path from '%s' to '%s' or change sphal libraries "

              "from '%s' to '%s'",
@@ -392,55 +392,24 @@ bool GraphicsEnv::setInjectLayersPrSetDumpable() { 
    return true;

}



void* GraphicsEnv::loadLibrary(std::string name) {

    const android_dlextinfo dlextinfo = {

            .flags = ANDROID_DLEXT_USE_NAMESPACE,

            .library_namespace = getAngleNamespace(),

    };



    std::string libName = std::string("lib") + name + "_angle.so";



    void* so = android_dlopen_ext(libName.c_str(), RTLD_LOCAL | RTLD_NOW, &dlextinfo);



    if (so) {

        ALOGD("dlopen_ext from APK (%s) success at %p", libName.c_str(), so);

        return so;

    } else {

        ALOGE("dlopen_ext(\"%s\") failed: %s", libName.c_str(), dlerror());

    }



    return nullptr;

}



bool GraphicsEnv::shouldUseAngle(std::string appName) {

    if (appName != mAngleAppName) {

        // Make sure we are checking the app we were init'ed for

        ALOGE("App name does not match: expected '%s', got '%s'", mAngleAppName.c_str(),

              appName.c_str());

        return false;

    }



    return shouldUseAngle();

}



bool GraphicsEnv::shouldUseAngle() {

    // Make sure we are init'ed

    if (mAngleAppName.empty()) {

        ALOGV("App name is empty. setAngleInfo() has not been called to enable ANGLE.");

    if (mPackageName.empty()) {

        ALOGV("Package name is empty. setAngleInfo() has not been called to enable ANGLE.");

        return false;

    }



    return (mUseAngle == YES) ? true : false;

    return (mShouldUseAngle == YES) ? true : false;

}



void GraphicsEnv::updateUseAngle() {

void GraphicsEnv::updateShouldUseAngle() {

    const char* ANGLE_PREFER_ANGLE = "angle";

    const char* ANGLE_PREFER_NATIVE = "native";



    mUseAngle = NO;

    mShouldUseAngle = NO;

    if (mAngleDeveloperOptIn == ANGLE_PREFER_ANGLE) {

        ALOGV("User set \"Developer Options\" to force the use of ANGLE");

        mUseAngle = YES;

        mShouldUseAngle = YES;

    } else if (mAngleDeveloperOptIn == ANGLE_PREFER_NATIVE) {

        ALOGV("User set \"Developer Options\" to force the use of Native");

    } else {
@@ -448,13 +417,13 @@ void GraphicsEnv::updateUseAngle() { 
    }

}



void GraphicsEnv::setAngleInfo(const std::string path, const std::string appName,

                               const std::string developerOptIn,

void GraphicsEnv::setAngleInfo(const std::string& path, const std::string& packageName,

                               const std::string& developerOptIn,

                               const std::vector<std::string> eglFeatures) {

    if (mUseAngle != UNKNOWN) {

    if (mShouldUseAngle != UNKNOWN) {

        // We've already figured out an answer for this app, so just return.

        ALOGV("Already evaluated the rules file for '%s': use ANGLE = %s", appName.c_str(),

              (mUseAngle == YES) ? "true" : "false");

        ALOGV("Already evaluated the rules file for '%s': use ANGLE = %s", packageName.c_str(),

              (mShouldUseAngle == YES) ? "true" : "false");

        return;

    }
@@ -462,16 +431,17 @@ void GraphicsEnv::setAngleInfo(const std::string path, const std::string appName 


    ALOGV("setting ANGLE path to '%s'", path.c_str());

    mAnglePath = path;

    ALOGV("setting ANGLE app name to '%s'", appName.c_str());

    mAngleAppName = appName;

    ALOGV("setting app package name to '%s'", packageName.c_str());

    mPackageName = packageName;

    ALOGV("setting ANGLE application opt-in to '%s'", developerOptIn.c_str());

    mAngleDeveloperOptIn = developerOptIn;



    // Update the current status of whether we should use ANGLE or not

    updateUseAngle();

    updateShouldUseAngle();

}



void GraphicsEnv::setLayerPaths(NativeLoaderNamespace* appNamespace, const std::string layerPaths) {

void GraphicsEnv::setLayerPaths(NativeLoaderNamespace* appNamespace,

                                const std::string& layerPaths) {

    if (mLayerPaths.empty()) {

        mLayerPaths = layerPaths;

        mAppNamespace = appNamespace;
@@ -485,8 +455,8 @@ NativeLoaderNamespace* GraphicsEnv::getAppNamespace() { 
    return mAppNamespace;

}



std::string& GraphicsEnv::getAngleAppName() {

    return mAngleAppName;

std::string& GraphicsEnv::getPackageName() {

    return mPackageName;

}



const std::vector<std::string>& GraphicsEnv::getAngleEglFeatures() {
@@ -505,11 +475,11 @@ const std::string& GraphicsEnv::getDebugLayersGLES() { 
    return mDebugLayersGLES;

}



void GraphicsEnv::setDebugLayers(const std::string layers) {

void GraphicsEnv::setDebugLayers(const std::string& layers) {

    mDebugLayers = layers;

}



void GraphicsEnv::setDebugLayersGLES(const std::string layers) {

void GraphicsEnv::setDebugLayersGLES(const std::string& layers) {

    mDebugLayersGLES = layers;

}

libs/graphicsenv/include/graphicsenv/GraphicsEnv.h

+44 −32
Original line number Diff line number Diff line
@@ -55,7 +55,7 @@ public: 
    // Also set additional required sphal libraries to the linker for loading

    // graphics drivers. The string is a list of libraries separated by ':',

    // which is required by android_link_namespaces.

    void setDriverPathAndSphalLibraries(const std::string path, const std::string sphalLibraries);

    void setDriverPathAndSphalLibraries(const std::string& path, const std::string& sphalLibraries);

    // Get the updatable driver namespace.

    android_namespace_t* getDriverNamespace();

    std::string getDriverPath() const;
@@ -96,8 +96,6 @@ public: 
    /*

     * Apis for ANGLE

     */

    // Check if the requested app should use ANGLE.

    bool shouldUseAngle(std::string appName);

    // Check if this app process should use ANGLE.

    bool shouldUseAngle();

    // Set a search path for loading ANGLE libraries. The path is a list of
@@ -105,42 +103,39 @@ public: 
    // (libraries must be stored uncompressed and page aligned); such elements

    // in the search path must have a '!' after the zip filename, e.g.

    //     /system/app/ANGLEPrebuilt/ANGLEPrebuilt.apk!/lib/arm64-v8a

    void setAngleInfo(const std::string path, const std::string appName, std::string devOptIn,

                      const std::vector<std::string> eglFeatures);

    void setAngleInfo(const std::string& path, const std::string& packageName,

                      const std::string& devOptIn, const std::vector<std::string> eglFeatures);

    // Get the ANGLE driver namespace.

    android_namespace_t* getAngleNamespace();

    // Get the app name for ANGLE debug message.

    std::string& getAngleAppName();



    // Get the app package name.

    std::string& getPackageName();

    const std::vector<std::string>& getAngleEglFeatures();

    // Set the persist.graphics.egl system property value.

    void nativeToggleAngleAsSystemDriver(bool enabled);



    /*

     * Apis for debug layer

     */

    // Set additional layer search paths.

    void setLayerPaths(NativeLoaderNamespace* appNamespace, const std::string layerPaths);

    void setLayerPaths(NativeLoaderNamespace* appNamespace, const std::string& layerPaths);

    // Get the app namespace for loading layers.

    NativeLoaderNamespace* getAppNamespace();

    // Get additional layer search paths.

    const std::string& getLayerPaths();

    // Set the Vulkan debug layers.

    void setDebugLayers(const std::string layers);

    void setDebugLayers(const std::string& layers);

    // Set the GL debug layers.

    void setDebugLayersGLES(const std::string layers);

    void setDebugLayersGLES(const std::string& layers);

    // Get the debug layers to load.

    const std::string& getDebugLayers();

    // Get the debug layers to load.

    const std::string& getDebugLayersGLES();

    // Set the persist.graphics.egl system property value.

    void nativeToggleAngleAsSystemDriver(bool enabled);



private:

    enum UseAngle { UNKNOWN, YES, NO };



    // Load requested ANGLE library.

    void* loadLibrary(std::string name);

    // Update whether ANGLE should be used.

    void updateUseAngle();

    void updateShouldUseAngle();

    // Link updatable driver namespace with llndk and vndk-sp libs.

    bool linkDriverNamespaceLocked(android_namespace_t* vndkNamespace);

    // Check whether this process is ready to send stats.
@@ -149,39 +144,56 @@ private: 
    void sendGpuStatsLocked(GpuStatsInfo::Api api, bool isDriverLoaded, int64_t driverLoadingTime);



    GraphicsEnv() = default;



    // This mutex protects the namespace creation.

    std::mutex mNamespaceMutex;



    /**

     * Updatable driver variables.

     */

    // Path to updatable driver libs.

    std::string mDriverPath;

    // Path to additional sphal libs linked to updatable driver namespace.

    std::string mSphalLibraries;

    // This mutex protects mGpuStats and get gpuservice call.

    std::mutex mStatsLock;

    // Cache the activity launch info

    bool mActivityLaunched = false;

    // Information bookkept for GpuStats.

    GpuStatsInfo mGpuStats;

    // Updatable driver namespace.

    android_namespace_t* mDriverNamespace = nullptr;



    /**

     * ANGLE variables.

     */

    // Path to ANGLE libs.

    std::string mAnglePath;

    // This App's name.

    std::string mAngleAppName;

    // App's package name.

    std::string mPackageName;

    // ANGLE developer opt in status.

    std::string mAngleDeveloperOptIn;

    // ANGLE EGL features;

    std::vector<std::string> mAngleEglFeatures;

    // Use ANGLE flag.

    UseAngle mUseAngle = UNKNOWN;

    UseAngle mShouldUseAngle = UNKNOWN;

    // ANGLE namespace.

    android_namespace_t* mAngleNamespace = nullptr;



    /**

     * GPU metrics.

     */

    // This mutex protects mGpuStats and get gpuservice call.

    std::mutex mStatsLock;

    // Cache the activity launch info

    bool mActivityLaunched = false;

    // Information bookkept for GpuStats.

    GpuStatsInfo mGpuStats;



    /**

     * Debug layers.

     */

    // Vulkan debug layers libs.

    std::string mDebugLayers;

    // GL debug layers libs.

    std::string mDebugLayersGLES;

    // Additional debug layers search path.

    std::string mLayerPaths;

    // This mutex protects the namespace creation.

    std::mutex mNamespaceMutex;

    // Updatable driver namespace.

    android_namespace_t* mDriverNamespace = nullptr;

    // ANGLE namespace.

    android_namespace_t* mAngleNamespace = nullptr;

    // This App's namespace.

    // This App's namespace to open native libraries.

    NativeLoaderNamespace* mAppNamespace = nullptr;

};

opengl/libs/EGL/Loader.cpp

+14 −9
Original line number Diff line number Diff line
@@ -147,13 +147,18 @@ static const char* HAL_SUBNAME_KEY_PROPERTIES[3] = { 
        RO_BOARD_PLATFORM_PROPERTY,

};



// Check whether the loaded system drivers should be unloaded in order to

// load ANGLE or the updatable graphics drivers.

// If ANGLE namespace is set, it means the application is identified to run on top of ANGLE.

// If updatable graphics driver namespace is set, it means the application is identified to

// run on top of updatable graphics drivers.

static bool should_unload_system_driver(egl_connection_t* cnx) {

    // Return false if the system driver has been unloaded once.

    if (cnx->systemDriverUnloaded) {

        return false;

    }



    // Return true if Angle namespace is set.

    // Return true if ANGLE namespace is set.

    android_namespace_t* ns = android::GraphicsEnv::getInstance().getAngleNamespace();

    if (ns) {

        return true;
@@ -279,10 +284,10 @@ void* Loader::open(egl_connection_t* cnx) 
                                                            false, systemTime() - openTime);

    } else {

        // init_angle_backend will check if loaded driver is ANGLE or not,

        // will set cnx->useAngle appropriately.

        // will set cnx->angleLoaded appropriately.

        // Do this here so that we use ANGLE path when driver is ANGLE (e.g. loaded as native),

        // not just loading ANGLE as option.

        init_angle_backend(hnd->dso[2], cnx);

        attempt_to_init_angle_backend(hnd->dso[2], cnx);

    }



    LOG_ALWAYS_FATAL_IF(!hnd,
@@ -324,7 +329,7 @@ void Loader::close(egl_connection_t* cnx) 
    delete hnd;

    cnx->dso = nullptr;



    cnx->useAngle = false;

    cnx->angleLoaded = false;

}



void Loader::init_api(void* dso,
@@ -565,14 +570,14 @@ Loader::driver_t* Loader::attempt_to_load_angle(egl_connection_t* cnx) { 
    return hnd;

}



void Loader::init_angle_backend(void* dso, egl_connection_t* cnx) {

void Loader::attempt_to_init_angle_backend(void* dso, egl_connection_t* cnx) {

    void* pANGLEGetDisplayPlatform = dlsym(dso, "ANGLEGetDisplayPlatform");

    if (pANGLEGetDisplayPlatform) {

        ALOGV("ANGLE GLES library in use");

        cnx->useAngle = true;

        ALOGV("ANGLE GLES library loaded");

        cnx->angleLoaded = true;

    } else {

        ALOGV("Native GLES library in use");

        cnx->useAngle = false;

        ALOGV("Native GLES library loaded");

        cnx->angleLoaded = false;

    }

}

opengl/libs/EGL/Loader.h

+1 −1
Original line number Diff line number Diff line
@@ -57,7 +57,7 @@ private: 
    driver_t* attempt_to_load_system_driver(egl_connection_t* cnx, const char* suffix, const bool exact);

    void unload_system_driver(egl_connection_t* cnx);

    void initialize_api(void* dso, egl_connection_t* cnx, uint32_t mask);

    void init_angle_backend(void* dso, egl_connection_t* cnx);

    void attempt_to_init_angle_backend(void* dso, egl_connection_t* cnx);



    static __attribute__((noinline)) void init_api(void* dso, const char* const* api,

                                                   const char* const* ref_api,

opengl/libs/EGL/egl_display.cpp

+3 −3
Original line number Diff line number Diff line
@@ -191,7 +191,7 @@ EGLDisplay egl_display_t::getPlatformDisplay(EGLNativeDisplayType display, 
    if (cnx->dso) {

        EGLDisplay dpy = EGL_NO_DISPLAY;



        if (cnx->useAngle) {

        if (cnx->angleLoaded) {

            EGLint error;

            dpy = getPlatformDisplayAngle(display, cnx, attrib_list, &error);

            if (error != EGL_NONE) {
@@ -324,7 +324,7 @@ EGLBoolean egl_display_t::initialize(EGLint* major, EGLint* minor) { 


        // b/269060366 Conditionally enabled EGL_ANDROID_get_frame_timestamps extension if the

        // device's present timestamps are reliable (which may not be the case on emulators).

        if (cnx->useAngle) {

        if (cnx->angleLoaded) {

            if (android::base::GetBoolProperty("service.sf.present_timestamp", false)) {

                mExtensionString.append("EGL_ANDROID_get_frame_timestamps ");

            }
@@ -432,7 +432,7 @@ EGLBoolean egl_display_t::terminate() { 
        egl_connection_t* const cnx = &gEGLImpl;

        if (cnx->dso && disp.state == egl_display_t::INITIALIZED) {

            // If we're using ANGLE reset any custom DisplayPlatform

            if (cnx->useAngle) {

            if (cnx->angleLoaded) {

                angle::resetAnglePlatform(disp.dpy);

            }

            if (cnx->egl.eglTerminate(disp.dpy) == EGL_FALSE) {