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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 TilesManager_h
#define TilesManager_h
#if USE(ACCELERATED_COMPOSITING)
#include "BaseTile.h"
#include "BaseTileTexture.h"
#include "ImageTexture.h"
#include "LayerAndroid.h"
#include "ShaderProgram.h"
#include "SkBitmapRef.h"
#include "TexturesGenerator.h"
#include "TiledPage.h"
#include "TilesProfiler.h"
#include "TilesTracker.h"
#include "TransferQueue.h"
#include "VideoLayerManager.h"
#include <utils/threads.h>
#include <wtf/HashMap.h>
namespace WebCore {
class PaintedSurface;
class TilesManager {
public:
static TilesManager* instance();
static GLint getMaxTextureSize();
static int getMaxTextureAllocation();
static bool hardwareAccelerationEnabled()
{
return gInstance != 0;
}
void removeOperationsForFilter(OperationFilter* filter, bool waitForRunning = false)
{
m_pixmapsGenerationThread->removeOperationsForFilter(filter, waitForRunning);
}
void removeOperationsForPage(TiledPage* page)
{
m_pixmapsGenerationThread->removeOperationsForPage(page);
}
void removePaintOperationsForPage(TiledPage* page, bool waitForCompletion)
{
m_pixmapsGenerationThread->removePaintOperationsForPage(page, waitForCompletion);
}
void scheduleOperation(QueuedOperation* operation)
{
m_pixmapsGenerationThread->scheduleOperation(operation);
}
void swapLayersTextures(LayerAndroid* newTree, LayerAndroid* oldTree);
void addPaintedSurface(PaintedSurface* surface);
ShaderProgram* shader() { return &m_shader; }
TransferQueue* transferQueue();
VideoLayerManager* videoLayerManager() { return &m_videoLayerManager; }
void gatherLayerTextures();
void gatherTextures();
bool layerTexturesRemain() { return m_layerTexturesRemain; }
void gatherTexturesNumbers(int* nbTextures, int* nbAllocatedTextures,
int* nbLayerTextures, int* nbAllocatedLayerTextures);
BaseTileTexture* getAvailableTexture(BaseTile* owner);
void markGeneratorAsReady()
{
{
android::Mutex::Autolock lock(m_generatorLock);
m_generatorReady = true;
}
m_generatorReadyCond.signal();
}
void printTextures();
void resetTextureUsage(TiledPage* page);
// m_highEndGfx is written/read only on UI thread, no need for a lock.
void setHighEndGfx(bool highEnd);
bool highEndGfx();
bool contextChanged() { return m_EGLContextChanged; }
void setContextChanged(bool changed) { m_EGLContextChanged = changed; }
int maxTextureCount();
int maxLayerTextureCount();
void setMaxTextureCount(int max);
void setMaxLayerTextureCount(int max);
static float tileWidth();
static float tileHeight();
static float layerTileWidth();
static float layerTileHeight();
void paintedSurfacesCleanup(GLWebViewState* state = 0);
void allocateTiles();
// remove all tiles from textures (and optionally deallocate gl memory)
void discardTextures(bool allTextures, bool glTextures);
bool getShowVisualIndicator()
{
return m_showVisualIndicator;
}
void setShowVisualIndicator(bool showVisualIndicator)
{
m_showVisualIndicator = showVisualIndicator;
}
TilesProfiler* getProfiler()
{
return &m_profiler;
}
TilesTracker* getTilesTracker()
{
return &m_tilesTracker;
}
bool invertedScreen()
{
return m_invertedScreen;
}
bool invertedScreenSwitch()
{
return m_invertedScreenSwitch;
}
void setInvertedScreen(bool invert)
{
if (m_invertedScreen != invert)
m_invertedScreenSwitch = true;
m_invertedScreen = invert;
}
void setInvertedScreenSwitch(bool invertedSwitch)
{
m_invertedScreenSwitch = invertedSwitch;
}
void setInvertedScreenContrast(float contrast)
{
m_shader.setContrast(contrast);
}
void setUseMinimalMemory(bool useMinimalMemory)
{
m_useMinimalMemory = useMinimalMemory;
}
bool useMinimalMemory()
{
return m_useMinimalMemory;
}
void setUseDoubleBuffering(bool useDoubleBuffering)
{
m_useDoubleBuffering = useDoubleBuffering;
}
bool useDoubleBuffering() { return m_useDoubleBuffering; }
void incTreeUpdates() { m_treeUpdates++; }
unsigned int getTreeUpdates() { return m_treeUpdates; }
void clearTreeUpdates() { m_treeUpdates = 0; }
void incDrawGLCount()
{
m_drawGLCount++;
}
unsigned long long getDrawGLCount()
{
return m_drawGLCount;
}
int getPaintedSurfaceCount()
{
return m_paintedSurfaces.size();
}
private:
TilesManager();
void waitForGenerator()
{
android::Mutex::Autolock lock(m_generatorLock);
while (!m_generatorReady)
m_generatorReadyCond.wait(m_generatorLock);
}
void discardTexturesVector(unsigned long long sparedDrawCount,
WTF::Vector<BaseTileTexture*>& textures,
bool deallocateGLTextures);
Vector<BaseTileTexture*> m_textures;
Vector<BaseTileTexture*> m_availableTextures;
Vector<BaseTileTexture*> m_tilesTextures;
Vector<BaseTileTexture*> m_availableTilesTextures;
bool m_layerTexturesRemain;
Vector<PaintedSurface*> m_paintedSurfaces;
bool m_highEndGfx;
int m_maxTextureCount;
int m_maxLayerTextureCount;
bool m_generatorReady;
bool m_showVisualIndicator;
bool m_invertedScreen;
bool m_invertedScreenSwitch;
bool m_useMinimalMemory;
bool m_useDoubleBuffering;
unsigned int m_treeUpdates;
sp<TexturesGenerator> m_pixmapsGenerationThread;
android::Mutex m_texturesLock;
android::Mutex m_generatorLock;
android::Condition m_generatorReadyCond;
static TilesManager* gInstance;
ShaderProgram m_shader;
TransferQueue* m_queue;
VideoLayerManager m_videoLayerManager;
TilesProfiler m_profiler;
TilesTracker m_tilesTracker;
unsigned long long m_drawGLCount;
double m_lastTimeLayersUsed;
bool m_hasLayerTextures;
bool m_EGLContextChanged;
};
} // namespace WebCore
#endif // USE(ACCELERATED_COMPOSITING)
#endif // TilesManager_h
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