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Commit b9bcd788 authored by Peiyong Lin's avatar Peiyong Lin Committed by Automerger Merge Worker
Browse files

Merge "Revert "Revert "Load native GLES driver when specified.""" into udc-qpr-dev am: feb3d159 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/24049733



Change-Id: Ia1532e11d12c8663429c57701c4b5170435f26ea
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 19adf6ce feb3d159

libs/graphicsenv/GraphicsEnv.cpp

+16 −3
Original line number Diff line number Diff line
@@ -512,7 +512,11 @@ bool GraphicsEnv::shouldUseAngle() { 
    return mShouldUseAngle;

}



void GraphicsEnv::setAngleInfo(const std::string& path, const bool shouldUseSystemAngle,

// Set ANGLE information.

// If path is "system", it means system ANGLE must be used for the process.

// If shouldUseNativeDriver is true, it means native GLES drivers must be used for the process.

// If path is set to nonempty and shouldUseNativeDriver is true, ANGLE will be used regardless.

void GraphicsEnv::setAngleInfo(const std::string& path, const bool shouldUseNativeDriver,

                               const std::string& packageName,

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

    if (mShouldUseAngle) {
@@ -529,8 +533,13 @@ void GraphicsEnv::setAngleInfo(const std::string& path, const bool shouldUseSyst 
    mAnglePath = std::move(path);

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

    mPackageName = std::move(packageName);

    if (mAnglePath == "system") {

        mShouldUseSystemAngle = true;

    }

    if (!mAnglePath.empty()) {

        mShouldUseAngle = true;

    mShouldUseSystemAngle = shouldUseSystemAngle;

    }

    mShouldUseNativeDriver = shouldUseNativeDriver;

}



std::string& GraphicsEnv::getPackageName() {
@@ -607,6 +616,10 @@ bool GraphicsEnv::shouldUseSystemAngle() { 
    return mShouldUseSystemAngle;

}



bool GraphicsEnv::shouldUseNativeDriver() {

    return mShouldUseNativeDriver;

}



/**

 * APIs for debuggable layers

 */

libs/graphicsenv/include/graphicsenv/GraphicsEnv.h

+7 −1
Original line number Diff line number Diff line
@@ -108,7 +108,10 @@ 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 bool useSystemAngle,

    // If the search patch is "system", then it means the system ANGLE should be used.

    // If shouldUseNativeDriver is true, it means native GLES drivers must be used for the process.

    // If path is set to nonempty and shouldUseNativeDriver is true, ANGLE will be used regardless.

    void setAngleInfo(const std::string& path, const bool shouldUseNativeDriver,

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

    // Get the ANGLE driver namespace.

    android_namespace_t* getAngleNamespace();
@@ -118,6 +121,7 @@ public: 
    // Set the persist.graphics.egl system property value.

    void nativeToggleAngleAsSystemDriver(bool enabled);

    bool shouldUseSystemAngle();

    bool shouldUseNativeDriver();



    /*

     * Apis for debug layer
@@ -175,6 +179,8 @@ private: 
    bool mShouldUseAngle = false;

    // Whether loader should load system ANGLE.

    bool mShouldUseSystemAngle = false;

    // Whether loader should load native GLES driver.

    bool mShouldUseNativeDriver = false;

    // ANGLE namespace.

    android_namespace_t* mAngleNamespace = nullptr;

opengl/libs/EGL/Loader.cpp

+23 −6
Original line number Diff line number Diff line
@@ -169,6 +169,11 @@ static bool should_unload_system_driver(egl_connection_t* cnx) { 
        }

    }



    // Return true if native GLES drivers should be used and ANGLE is already loaded.

    if (android::GraphicsEnv::getInstance().shouldUseNativeDriver() && cnx->angleLoaded) {

        return true;

    }



    // Return true if updated driver namespace is set.

    ns = android::GraphicsEnv::getInstance().getDriverNamespace();

    if (ns) {
@@ -240,16 +245,28 @@ void* Loader::open(egl_connection_t* cnx) { 
    if (!hnd) {

        // Secondly, try to load from driver apk.

        hnd = attempt_to_load_updated_driver(cnx);

    }



    bool failToLoadFromDriverSuffixProperty = false;

    if (!hnd) {

        // If updated driver apk is set but fail to load, abort here.

        if (android::GraphicsEnv::getInstance().getDriverNamespace()) {

            LOG_ALWAYS_FATAL("couldn't find an OpenGL ES implementation from %s",

        LOG_ALWAYS_FATAL_IF(android::GraphicsEnv::getInstance().getDriverNamespace(),

                            "couldn't find an OpenGL ES implementation from %s",

                            android::GraphicsEnv::getInstance().getDriverPath().c_str());

    }

        // Finally, try to load system driver.



    // Attempt to load native GLES drivers specified by ro.hardware.egl if native is selected.

    // If native is selected but fail to load, abort.

    if (!hnd && android::GraphicsEnv::getInstance().shouldUseNativeDriver()) {

        auto driverSuffix = base::GetProperty(RO_DRIVER_SUFFIX_PROPERTY, "");

        LOG_ALWAYS_FATAL_IF(driverSuffix.empty(),

                            "Native GLES driver is selected but not specified in %s",

                            RO_DRIVER_SUFFIX_PROPERTY);

        hnd = attempt_to_load_system_driver(cnx, driverSuffix.c_str(), true);

        LOG_ALWAYS_FATAL_IF(!hnd, "Native GLES driver is selected but failed to load. %s=%s",

                            RO_DRIVER_SUFFIX_PROPERTY, driverSuffix.c_str());

    }



    // Finally, try to load default driver.

    bool failToLoadFromDriverSuffixProperty = false;

    if (!hnd) {

        // Start by searching for the library name appended by the system

        // properties of the GLES userspace driver in both locations.

        // i.e.: