Wire up texture atlas (66f0be65) · Commits · e / os / android_frameworks_base

core/java/android/view/ThreadedRenderer.java

+43 −2

Original line number	Diff line number	Diff line
		@@ -19,7 +19,11 @@ package android.view;
		import android.graphics.Bitmap;
		import android.graphics.Rect;
		import android.graphics.SurfaceTexture;
		import android.os.IBinder;
		import android.os.RemoteException;
		import android.os.ServiceManager;
		import android.os.Trace;
		import android.util.Log;
		import android.util.TimeUtils;
		import android.view.Surface.OutOfResourcesException;
		import android.view.View.AttachInfo;
		@@ -65,6 +69,8 @@ public class ThreadedRenderer extends HardwareRenderer {
		private Choreographer mChoreographer;

		ThreadedRenderer(boolean translucent) {
		AtlasInitializer.sInstance.init();

		long rootNodePtr = nCreateRootRenderNode();
		mRootNode = RenderNode.adopt(rootNodePtr);
		mRootNode.setClipToBounds(false);
		@@ -292,8 +298,43 @@ public class ThreadedRenderer extends HardwareRenderer {
		}
		}

		/** @hide */
		public static native void postToRenderThread(Runnable runnable);
		private static class AtlasInitializer {
		static AtlasInitializer sInstance = new AtlasInitializer();

		private boolean mInitialized = false;

		private AtlasInitializer() {}

		synchronized void init() {
		if (mInitialized) return;
		IBinder binder = ServiceManager.getService("assetatlas");
		if (binder == null) return;

		IAssetAtlas atlas = IAssetAtlas.Stub.asInterface(binder);
		try {
		if (atlas.isCompatible(android.os.Process.myPpid())) {
		GraphicBuffer buffer = atlas.getBuffer();
		if (buffer != null) {
		long[] map = atlas.getMap();
		if (map != null) {
		nSetAtlas(buffer, map);
		mInitialized = true;
		}
		// If IAssetAtlas is not the same class as the IBinder
		// we are using a remote service and we can safely
		// destroy the graphic buffer
		if (atlas.getClass() != binder.getClass()) {
		buffer.destroy();
		}
		}
		}
		} catch (RemoteException e) {
		Log.w(LOG_TAG, "Could not acquire atlas", e);
		}
		}
		}

		private static native void nSetAtlas(GraphicBuffer buffer, long[] map);

		private static native long nCreateRootRenderNode();
		private static native long nCreateProxy(boolean translucent, long rootRenderNode);

core/jni/android_view_ThreadedRenderer.cpp

+36 −4

Original line number	Diff line number	Diff line
		@@ -26,8 +26,11 @@
		#include <android_runtime/android_view_Surface.h>
		#include <system/window.h>

		#include "android_view_GraphicBuffer.h"

		#include <Animator.h>
		#include <RenderNode.h>
		#include <renderthread/CanvasContext.h>
		#include <renderthread/RenderProxy.h>
		#include <renderthread/RenderTask.h>
		#include <renderthread/RenderThread.h>
		@@ -67,6 +70,26 @@ private:
		jobject mRunnable;
		};

		class SetAtlasTask : public RenderTask {
		public:
		SetAtlasTask(const sp<GraphicBuffer>& buffer, int64_t* map, size_t size)
		: mBuffer(buffer)
		, mMap(map)
		, mMapSize(size) {
		}

		virtual void run() {
		CanvasContext::setTextureAtlas(mBuffer, mMap, mMapSize);
		mMap = 0;
		delete this;
		}

		private:
		sp<GraphicBuffer> mBuffer;
		int64_t* mMap;
		size_t mMapSize;
		};

		class OnFinishedEvent {
		public:
		OnFinishedEvent(BaseAnimator* animator, AnimationListener* listener)
		@@ -127,9 +150,18 @@ private:
		std::vector<OnFinishedEvent> mOnFinishedEvents;
		};

		static void android_view_ThreadedRenderer_postToRenderThread(JNIEnv* env, jobject clazz,
		jobject jrunnable) {
		RenderTask* task = new JavaTask(env, jrunnable);
		static void android_view_ThreadedRenderer_setAtlas(JNIEnv* env, jobject clazz,
		jobject graphicBuffer, jlongArray atlasMapArray) {
		sp<GraphicBuffer> buffer = graphicBufferForJavaObject(env, graphicBuffer);
		jsize len = env->GetArrayLength(atlasMapArray);
		if (len <= 0) {
		ALOGW("Failed to initialize atlas, invalid map length: %d", len);
		return;
		}
		int64_t* map = new int64_t[len];
		env->GetLongArrayRegion(atlasMapArray, 0, len, map);

		SetAtlasTask* task = new SetAtlasTask(buffer, map, len);
		RenderThread::getInstance().queue(task);
		}

		@@ -275,7 +307,7 @@ const char* const kClassPathName = "android/view/ThreadedRenderer";

		static JNINativeMethod gMethods[] = {
		#ifdef USE_OPENGL_RENDERER
		{ "postToRenderThread", "(Ljava/lang/Runnable;)V", (void*) android_view_ThreadedRenderer_postToRenderThread },
		{ "nSetAtlas", "(Landroid/view/GraphicBuffer;[J)V", (void*) android_view_ThreadedRenderer_setAtlas },
		{ "nCreateRootRenderNode", "()J", (void*) android_view_ThreadedRenderer_createRootRenderNode },
		{ "nCreateProxy", "(ZJ)J", (void*) android_view_ThreadedRenderer_createProxy },
		{ "nDeleteProxy", "(J)V", (void*) android_view_ThreadedRenderer_deleteProxy },

libs/hwui/renderthread/CanvasContext.cpp

+35 −3

Original line number	Diff line number	Diff line
		@@ -98,6 +98,8 @@ public:

		bool enableDirtyRegions(EGLSurface surface);

		void setTextureAtlas(const sp<GraphicBuffer>& buffer, int64_t* map, size_t mapSize);

		private:
		GlobalContext();
		// GlobalContext is never destroyed, method is purposely not implemented
		@@ -118,6 +120,10 @@ private:
		bool mCanSetDirtyRegions;

		EGLSurface mCurrentSurface;

		sp<GraphicBuffer> mAtlasBuffer;
		int64_t* mAtlasMap;
		size_t mAtlasMapSize;
		};

		GlobalContext* GlobalContext::sContext = 0;
		@@ -135,7 +141,9 @@ GlobalContext::GlobalContext()
		, mEglContext(EGL_NO_CONTEXT)
		, mPBufferSurface(EGL_NO_SURFACE)
		, mRequestDirtyRegions(load_dirty_regions_property())
		, mCurrentSurface(EGL_NO_SURFACE) {
		, mCurrentSurface(EGL_NO_SURFACE)
		, mAtlasMap(NULL)
		, mAtlasMapSize(0) {
		mCanSetDirtyRegions = mRequestDirtyRegions;
		ALOGD("Render dirty regions requested: %s", mRequestDirtyRegions ? "true" : "false");
		}
		@@ -201,9 +209,28 @@ void GlobalContext::createContext() {
		"Failed to create context, error = %s", egl_error_str());
		}

		void GlobalContext::setTextureAtlas(const sp<GraphicBuffer>& buffer,
		int64_t* map, size_t mapSize) {

		// Already initialized
		if (mAtlasBuffer.get()) {
		ALOGW("Multiple calls to setTextureAtlas!");
		delete map;
		return;
		}

		mAtlasBuffer = buffer;
		mAtlasMap = map;
		mAtlasMapSize = mapSize;

		if (hasContext()) {
		usePBufferSurface();
		initAtlas();
		}
		}

		void GlobalContext::initAtlas() {
		// TODO implement
		// For now just run without an atlas
		Caches::getInstance().assetAtlas.init(mAtlasBuffer, mAtlasMap, mAtlasMapSize);
		}

		void GlobalContext::usePBufferSurface() {
		@@ -533,6 +560,11 @@ void CanvasContext::requireGlContext() {
		}
		}

		void CanvasContext::setTextureAtlas(const sp<GraphicBuffer>& buffer,
		int64_t* map, size_t mapSize) {
		GlobalContext::get()->setTextureAtlas(buffer, map, mapSize);
		}

		} /* namespace renderthread */
		} /* namespace uirenderer */
		} /* namespace android */

libs/hwui/renderthread/CanvasContext.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -70,6 +70,9 @@ public:
		Layer* createRenderLayer(int width, int height);
		Layer* createTextureLayer();

		ANDROID_API static void setTextureAtlas(const sp<GraphicBuffer>& buffer,
		int64_t* map, size_t mapSize);

		private:
		void processLayerUpdates(const Vector<DeferredLayerUpdater> layerUpdaters, TreeInfo& info);
		void prepareTree(TreeInfo& info);