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/*
* Copyright 2010, The Android Open Source Project
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef TexturesGenerator_h
#define TexturesGenerator_h
#if USE(ACCELERATED_COMPOSITING)
#include "QueuedOperation.h"
#include "TilePainter.h"
#include <wtf/HashMap.h>
#include <wtf/Vector.h>
#include <utils/threads.h>
namespace WebCore {
using namespace android;
class TilesManager;
class TexturesGenerator : public Thread {
public:
TexturesGenerator(TilesManager* instance) : Thread(false)
, m_currentOperation(0)
, m_tilesManager(instance) { }
virtual ~TexturesGenerator() { }
virtual status_t readyToRun();
bool tryUpdateOperationWithPainter(Tile* tile, TilePainter* painter);
void removeOperationsForFilter(OperationFilter* filter);
void scheduleOperation(QueuedOperation* operation);
private:
QueuedOperation* popNext();
virtual bool threadLoop();
WTF::Vector<QueuedOperation*> mRequestedOperations;
WTF::HashMap<void*, QueuedOperation*> mRequestedOperationsHash;
android::Mutex mRequestedOperationsLock;
android::Condition mRequestedOperationsCond;
QueuedOperation* m_currentOperation;
TilesManager* m_tilesManager;
};
} // namespace WebCore
#endif // USE(ACCELERATED_COMPOSITING)
#endif // TexturesGenerator_h
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