diff --git a/core/java/android/os/GraphicsEnvironment.java b/core/java/android/os/GraphicsEnvironment.java index f2e0bddb93aa3..f83acb6b7972f 100644 --- a/core/java/android/os/GraphicsEnvironment.java +++ b/core/java/android/os/GraphicsEnvironment.java @@ -44,6 +44,7 @@ public class GraphicsEnvironment { private static final boolean DEBUG = false; private static final String TAG = "GraphicsEnvironment"; private static final String PROPERTY_GFX_DRIVER = "ro.gfx.driver.0"; + private static final String ANGLE_PACKAGE_NAME = "com.android.angle"; private ClassLoader mClassLoader; private String mLayerPath; @@ -54,6 +55,7 @@ public class GraphicsEnvironment { */ public void setup(Context context) { setupGpuLayers(context); + setupAngle(context); chooseDriver(context); } @@ -130,6 +132,52 @@ public class GraphicsEnvironment { setLayerPaths(mClassLoader, layerPaths); } + /** + * Selectively enable ANGLE for applications + */ + private static void setupAngle(Context context) { + + String angleEnabledApp = + Settings.Global.getString(context.getContentResolver(), + Settings.Global.ANGLE_ENABLED_APP); + + String packageName = context.getPackageName(); + + // Only provide an ANGLE namespace if the package name matches setting + if ((angleEnabledApp != null && packageName != null) + && (!angleEnabledApp.isEmpty() && !packageName.isEmpty()) + && angleEnabledApp.equals(packageName)) { + + if (DEBUG) Log.v(TAG, "ANGLE enabled for " + packageName); + + ApplicationInfo angleInfo; + + try { + angleInfo = context.getPackageManager().getApplicationInfo(ANGLE_PACKAGE_NAME, + PackageManager.MATCH_SYSTEM_ONLY); + } catch (PackageManager.NameNotFoundException e) { + Log.w(TAG, "ANGLE package '" + ANGLE_PACKAGE_NAME + "' not installed"); + return; + } + + String abi = chooseAbi(angleInfo); + + // Build a path that includes installed native libs and APK + StringBuilder sb = new StringBuilder(); + sb.append(angleInfo.nativeLibraryDir) + .append(File.pathSeparator) + .append(angleInfo.sourceDir) + .append("!/lib/") + .append(abi); + String paths = sb.toString(); + + if (DEBUG) Log.v(TAG, "ANGLE package libs: " + paths); + + // Providing any path will trigger namespace creation + setAnglePath(paths); + } + } + /** * Choose whether the current process should use the builtin or an updated driver. */ @@ -218,4 +266,5 @@ public class GraphicsEnvironment { private static native void setLayerPaths(ClassLoader classLoader, String layerPaths); private static native void setDebugLayers(String layers); private static native void setDriverPath(String path); + private static native void setAnglePath(String path); } diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java index 8fd9d4fed4937..ad8626ce736ba 100644 --- a/core/java/android/provider/Settings.java +++ b/core/java/android/provider/Settings.java @@ -11580,6 +11580,12 @@ public final class Settings { */ public static final String GPU_DEBUG_APP = "gpu_debug_app"; + /** + * App should try to use ANGLE + * @hide + */ + public static final String ANGLE_ENABLED_APP = "angle_enabled_app"; + /** * Ordered GPU debug layer list * i.e. ::...: diff --git a/core/jni/android_os_GraphicsEnvironment.cpp b/core/jni/android_os_GraphicsEnvironment.cpp index dfa5de6b65c64..e3bec3cb29c9d 100644 --- a/core/jni/android_os_GraphicsEnvironment.cpp +++ b/core/jni/android_os_GraphicsEnvironment.cpp @@ -28,6 +28,11 @@ void setDriverPath(JNIEnv* env, jobject clazz, jstring path) { android::GraphicsEnv::getInstance().setDriverPath(pathChars.c_str()); } +void setAnglePath(JNIEnv* env, jobject clazz, jstring path) { + ScopedUtfChars pathChars(env, path); + android::GraphicsEnv::getInstance().setAnglePath(pathChars.c_str()); +} + void setLayerPaths_native(JNIEnv* env, jobject clazz, jobject classLoader, jstring layerPaths) { android::NativeLoaderNamespace* appNamespace = android::FindNativeLoaderNamespaceByClassLoader( env, classLoader); @@ -44,6 +49,7 @@ void setDebugLayers_native(JNIEnv* env, jobject clazz, jstring layers) { const JNINativeMethod g_methods[] = { { "setDriverPath", "(Ljava/lang/String;)V", reinterpret_cast(setDriverPath) }, + { "setAnglePath", "(Ljava/lang/String;)V", reinterpret_cast(setAnglePath) }, { "setLayerPaths", "(Ljava/lang/ClassLoader;Ljava/lang/String;)V", reinterpret_cast(setLayerPaths_native) }, { "setDebugLayers", "(Ljava/lang/String;)V", reinterpret_cast(setDebugLayers_native) }, }; diff --git a/core/tests/coretests/src/android/provider/SettingsBackupTest.java b/core/tests/coretests/src/android/provider/SettingsBackupTest.java index fee470dce24d1..8f0e76bdc0c93 100644 --- a/core/tests/coretests/src/android/provider/SettingsBackupTest.java +++ b/core/tests/coretests/src/android/provider/SettingsBackupTest.java @@ -447,6 +447,7 @@ public class SettingsBackupTest { Settings.Global.ENABLE_GPU_DEBUG_LAYERS, Settings.Global.GPU_DEBUG_APP, Settings.Global.GPU_DEBUG_LAYERS, + Settings.Global.ANGLE_ENABLED_APP, Settings.Global.ENABLE_GNSS_RAW_MEAS_FULL_TRACKING, Settings.Global.INSTALL_CARRIER_APP_NOTIFICATION_PERSISTENT, Settings.Global.INSTALL_CARRIER_APP_NOTIFICATION_SLEEP_MILLIS,