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Commit 4ce73a43 authored by Romain Guy's avatar Romain Guy Committed by Android Git Automerger
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am e0ada631: am d41f40a4: Merge "Stop worker threads on memory trim & fix bad... 

am e0ada631: am d41f40a4: Merge "Stop worker threads on memory trim & fix bad pointer access" into jb-mr2-dev

* commit 'e0ada631':
  Stop worker threads on memory trim & fix bad pointer access
parents c42a4493 e0ada631

libs/hwui/Caches.cpp

+1 −0
Original line number Diff line number Diff line
@@ -310,6 +310,7 @@ void Caches::flush(FlushMode mode) { 
            fontRenderer->flush();

            textureCache.flush();

            pathCache.clear();

            tasks.stop();

            // fall through

        case kFlushMode_Layers:

            layerCache.clear();

libs/hwui/PathCache.cpp

+4 −3
Original line number Diff line number Diff line
@@ -347,14 +347,15 @@ void PathCache::PathProcessor::onProcess(const sp<Task<SkBitmap*> >& task) { 
// Paths

///////////////////////////////////////////////////////////////////////////////



void PathCache::remove(SkPath* path) {

void PathCache::remove(const path_pair_t& pair) {

    Vector<PathDescription> pathsToRemove;

    LruCache<PathDescription, PathTexture*>::Iterator i(mCache);



    while (i.next()) {

        const PathDescription& key = i.key();

        if (key.type == kShapePath &&

                (key.shape.path.mPath == path || key.shape.path.mPath == path->getSourcePath())) {

                (key.shape.path.mPath == pair.getFirst() ||

                        key.shape.path.mPath == pair.getSecond())) {

            pathsToRemove.push(key);

        }

    }
@@ -366,7 +367,7 @@ void PathCache::remove(SkPath* path) { 


void PathCache::removeDeferred(SkPath* path) {

    Mutex::Autolock l(mLock);

    mGarbage.push(path);

    mGarbage.push(path_pair_t(path, const_cast<SkPath*>(path->getSourcePath())));

}



void PathCache::clearGarbage() {

libs/hwui/PathCache.h

+11 −5
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ 
#include "Debug.h"

#include "Properties.h"

#include "Texture.h"

#include "utils/Pair.h"



class SkBitmap;

class SkCanvas;
@@ -214,10 +215,6 @@ public: 
            bool useCenter, SkPaint* paint);

    PathTexture* get(SkPath* path, SkPaint* paint);



    /**

     * Removes an entry.

     */

    void remove(SkPath* path);

    /**

     * Removes the specified path. This is meant to be called from threads

     * that are not the EGL context thread.
@@ -251,6 +248,8 @@ public: 
            float& left, float& top, float& offset, uint32_t& width, uint32_t& height);



private:

    typedef Pair<SkPath*, SkPath*> path_pair_t;



    PathTexture* addTexture(const PathDescription& entry,

            const SkPath *path, const SkPaint* paint);

    PathTexture* addTexture(const PathDescription& entry, SkBitmap* bitmap);
@@ -260,6 +259,12 @@ private: 
        return mCache.get(entry);

    }



    /**

     * Removes an entry.

     * The pair must define first=path, second=sourcePath

     */

    void remove(const path_pair_t& pair);



    /**

     * Ensures there is enough space in the cache for a texture of the specified

     * dimensions.
@@ -318,7 +323,8 @@ private: 
    bool mDebugEnabled;



    sp<PathProcessor> mProcessor;

    Vector<SkPath*> mGarbage;



    Vector<path_pair_t> mGarbage;

    mutable Mutex mLock;

}; // class PathCache

libs/hwui/thread/TaskManager.cpp

+6 −0
Original line number Diff line number Diff line
@@ -48,6 +48,12 @@ bool TaskManager::canRunTasks() const { 
    return mThreads.size() > 0;

}



void TaskManager::stop() {

    for (size_t i = 0; i < mThreads.size(); i++) {

        mThreads[i]->exit();

    }

}



bool TaskManager::addTaskBase(const sp<TaskBase>& task, const sp<TaskProcessorBase>& processor) {

    if (mThreads.size() > 0) {

        TaskWrapper wrapper(task, processor);

libs/hwui/thread/TaskManager.h

+6 −0
Original line number Diff line number Diff line
@@ -47,6 +47,12 @@ public: 
     */

    bool canRunTasks() const;



    /**

     * Stops all allocated threads. Adding tasks will start

     * the threads again as necessary.

     */

    void stop();



private:

    template <typename T>

    friend class TaskProcessor;