ResourceCache.cpp revision 43ccf4663c822ddd435b7683cc05221f6169c6c3
15c13d89c1332fcc499379b9064b891187b75ca32Chet Haase/* 25c13d89c1332fcc499379b9064b891187b75ca32Chet Haase * Copyright (C) 2010 The Android Open Source Project 35c13d89c1332fcc499379b9064b891187b75ca32Chet Haase * 45c13d89c1332fcc499379b9064b891187b75ca32Chet Haase * Licensed under the Apache License, Version 2.0 (the "License"); 55c13d89c1332fcc499379b9064b891187b75ca32Chet Haase * you may not use this file except in compliance with the License. 65c13d89c1332fcc499379b9064b891187b75ca32Chet Haase * You may obtain a copy of the License at 75c13d89c1332fcc499379b9064b891187b75ca32Chet Haase * 85c13d89c1332fcc499379b9064b891187b75ca32Chet Haase * http://www.apache.org/licenses/LICENSE-2.0 95c13d89c1332fcc499379b9064b891187b75ca32Chet Haase * 105c13d89c1332fcc499379b9064b891187b75ca32Chet Haase * Unless required by applicable law or agreed to in writing, software 115c13d89c1332fcc499379b9064b891187b75ca32Chet Haase * distributed under the License is distributed on an "AS IS" BASIS, 125c13d89c1332fcc499379b9064b891187b75ca32Chet Haase * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 135c13d89c1332fcc499379b9064b891187b75ca32Chet Haase * See the License for the specific language governing permissions and 145c13d89c1332fcc499379b9064b891187b75ca32Chet Haase * limitations under the License. 155c13d89c1332fcc499379b9064b891187b75ca32Chet Haase */ 165c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 175c13d89c1332fcc499379b9064b891187b75ca32Chet Haase#include <SkPixelRef.h> 185c13d89c1332fcc499379b9064b891187b75ca32Chet Haase#include "ResourceCache.h" 195c13d89c1332fcc499379b9064b891187b75ca32Chet Haase#include "Caches.h" 205c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 215c13d89c1332fcc499379b9064b891187b75ca32Chet Haasenamespace android { 225c13d89c1332fcc499379b9064b891187b75ca32Chet Haasenamespace uirenderer { 235c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 245c13d89c1332fcc499379b9064b891187b75ca32Chet Haase/////////////////////////////////////////////////////////////////////////////// 255c13d89c1332fcc499379b9064b891187b75ca32Chet Haase// Resource cache 265c13d89c1332fcc499379b9064b891187b75ca32Chet Haase/////////////////////////////////////////////////////////////////////////////// 275c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 285c13d89c1332fcc499379b9064b891187b75ca32Chet Haasevoid ResourceCache::logCache() { 295c13d89c1332fcc499379b9064b891187b75ca32Chet Haase LOGD("ResourceCache: cacheReport:"); 305c13d89c1332fcc499379b9064b891187b75ca32Chet Haase for (size_t i = 0; i < mCache->size(); ++i) { 315c13d89c1332fcc499379b9064b891187b75ca32Chet Haase ResourceReference* ref = mCache->valueAt(i); 325c13d89c1332fcc499379b9064b891187b75ca32Chet Haase LOGD(" ResourceCache: mCache(%d): resource, ref = 0x%p, 0x%p", 335c13d89c1332fcc499379b9064b891187b75ca32Chet Haase i, mCache->keyAt(i), mCache->valueAt(i)); 345c13d89c1332fcc499379b9064b891187b75ca32Chet Haase LOGD(" ResourceCache: mCache(%d): refCount, recycled, destroyed, type = %d, %d, %d, %d", 355c13d89c1332fcc499379b9064b891187b75ca32Chet Haase i, ref->refCount, ref->recycled, ref->destroyed, ref->resourceType); 365c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 375c13d89c1332fcc499379b9064b891187b75ca32Chet Haase} 385c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 395c13d89c1332fcc499379b9064b891187b75ca32Chet HaaseResourceCache::ResourceCache() { 40e7d2295c06ef9b9df6336cbff23007a13fb3f6e4Chet Haase Mutex::Autolock _l(mLock); 415c13d89c1332fcc499379b9064b891187b75ca32Chet Haase mCache = new KeyedVector<void *, ResourceReference *>(); 425c13d89c1332fcc499379b9064b891187b75ca32Chet Haase} 435c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 445c13d89c1332fcc499379b9064b891187b75ca32Chet HaaseResourceCache::~ResourceCache() { 45e7d2295c06ef9b9df6336cbff23007a13fb3f6e4Chet Haase Mutex::Autolock _l(mLock); 465c13d89c1332fcc499379b9064b891187b75ca32Chet Haase delete mCache; 475c13d89c1332fcc499379b9064b891187b75ca32Chet Haase} 485c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 495c13d89c1332fcc499379b9064b891187b75ca32Chet Haasevoid ResourceCache::incrementRefcount(void* resource, ResourceType resourceType) { 50e7d2295c06ef9b9df6336cbff23007a13fb3f6e4Chet Haase Mutex::Autolock _l(mLock); 515c13d89c1332fcc499379b9064b891187b75ca32Chet Haase for (size_t i = 0; i < mCache->size(); ++i) { 525c13d89c1332fcc499379b9064b891187b75ca32Chet Haase void* ref = mCache->valueAt(i); 535c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 545c13d89c1332fcc499379b9064b891187b75ca32Chet Haase ResourceReference* ref = mCache->indexOfKey(resource) >= 0 ? mCache->valueFor(resource) : NULL; 555c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (ref == NULL || mCache->size() == 0) { 565c13d89c1332fcc499379b9064b891187b75ca32Chet Haase ref = new ResourceReference(resourceType); 575c13d89c1332fcc499379b9064b891187b75ca32Chet Haase mCache->add(resource, ref); 585c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 595c13d89c1332fcc499379b9064b891187b75ca32Chet Haase ref->refCount++; 605c13d89c1332fcc499379b9064b891187b75ca32Chet Haase} 615c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 625c13d89c1332fcc499379b9064b891187b75ca32Chet Haasevoid ResourceCache::incrementRefcount(SkBitmap* bitmapResource) { 63f890fab5a6715548e520a6f010a3bfe7607ce56ePatrick Dubroy bitmapResource->pixelRef()->safeRef(); 645c13d89c1332fcc499379b9064b891187b75ca32Chet Haase bitmapResource->getColorTable()->safeRef(); 655c13d89c1332fcc499379b9064b891187b75ca32Chet Haase incrementRefcount((void*)bitmapResource, kBitmap); 665c13d89c1332fcc499379b9064b891187b75ca32Chet Haase} 675c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 685c13d89c1332fcc499379b9064b891187b75ca32Chet Haasevoid ResourceCache::incrementRefcount(SkiaShader* shaderResource) { 695c13d89c1332fcc499379b9064b891187b75ca32Chet Haase shaderResource->getSkShader()->safeRef(); 7043ccf4663c822ddd435b7683cc05221f6169c6c3Romain Guy incrementRefcount((void*) shaderResource, kShader); 715c13d89c1332fcc499379b9064b891187b75ca32Chet Haase} 725c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 73ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haasevoid ResourceCache::incrementRefcount(SkiaColorFilter* filterResource) { 74ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase filterResource->getSkColorFilter()->safeRef(); 7543ccf4663c822ddd435b7683cc05221f6169c6c3Romain Guy incrementRefcount((void*) filterResource, kColorFilter); 76ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase} 77ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase 785c13d89c1332fcc499379b9064b891187b75ca32Chet Haasevoid ResourceCache::decrementRefcount(void* resource) { 79e7d2295c06ef9b9df6336cbff23007a13fb3f6e4Chet Haase Mutex::Autolock _l(mLock); 805c13d89c1332fcc499379b9064b891187b75ca32Chet Haase ResourceReference* ref = mCache->indexOfKey(resource) >= 0 ? mCache->valueFor(resource) : NULL; 815c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (ref == NULL) { 825c13d89c1332fcc499379b9064b891187b75ca32Chet Haase // Should not get here - shouldn't get a call to decrement if we're not yet tracking it 835c13d89c1332fcc499379b9064b891187b75ca32Chet Haase return; 845c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 855c13d89c1332fcc499379b9064b891187b75ca32Chet Haase ref->refCount--; 865c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (ref->refCount == 0) { 875c13d89c1332fcc499379b9064b891187b75ca32Chet Haase deleteResourceReference(resource, ref); 885c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 895c13d89c1332fcc499379b9064b891187b75ca32Chet Haase} 905c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 915c13d89c1332fcc499379b9064b891187b75ca32Chet Haasevoid ResourceCache::decrementRefcount(SkBitmap* bitmapResource) { 92f890fab5a6715548e520a6f010a3bfe7607ce56ePatrick Dubroy bitmapResource->pixelRef()->safeUnref(); 935c13d89c1332fcc499379b9064b891187b75ca32Chet Haase bitmapResource->getColorTable()->safeUnref(); 9443ccf4663c822ddd435b7683cc05221f6169c6c3Romain Guy decrementRefcount((void*) bitmapResource); 955c13d89c1332fcc499379b9064b891187b75ca32Chet Haase} 965c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 975c13d89c1332fcc499379b9064b891187b75ca32Chet Haasevoid ResourceCache::decrementRefcount(SkiaShader* shaderResource) { 985c13d89c1332fcc499379b9064b891187b75ca32Chet Haase shaderResource->getSkShader()->safeUnref(); 9943ccf4663c822ddd435b7683cc05221f6169c6c3Romain Guy decrementRefcount((void*) shaderResource); 1005c13d89c1332fcc499379b9064b891187b75ca32Chet Haase} 1015c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 102ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haasevoid ResourceCache::decrementRefcount(SkiaColorFilter* filterResource) { 103ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase filterResource->getSkColorFilter()->safeUnref(); 10443ccf4663c822ddd435b7683cc05221f6169c6c3Romain Guy decrementRefcount((void*) filterResource); 105ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase} 106ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase 1075c13d89c1332fcc499379b9064b891187b75ca32Chet Haasevoid ResourceCache::recycle(SkBitmap* resource) { 108e7d2295c06ef9b9df6336cbff23007a13fb3f6e4Chet Haase Mutex::Autolock _l(mLock); 1095c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (mCache->indexOfKey(resource) < 0) { 1105c13d89c1332fcc499379b9064b891187b75ca32Chet Haase // not tracking this resource; just recycle the pixel data 1115c13d89c1332fcc499379b9064b891187b75ca32Chet Haase resource->setPixels(NULL, NULL); 1125c13d89c1332fcc499379b9064b891187b75ca32Chet Haase return; 1135c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 1145c13d89c1332fcc499379b9064b891187b75ca32Chet Haase ResourceReference* ref = mCache->indexOfKey(resource) >= 0 ? mCache->valueFor(resource) : NULL; 1155c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (ref == NULL) { 1165c13d89c1332fcc499379b9064b891187b75ca32Chet Haase // Should not get here - shouldn't get a call to recycle if we're not yet tracking it 1175c13d89c1332fcc499379b9064b891187b75ca32Chet Haase return; 1185c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 1195c13d89c1332fcc499379b9064b891187b75ca32Chet Haase ref->recycled = true; 1205c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (ref->refCount == 0) { 1215c13d89c1332fcc499379b9064b891187b75ca32Chet Haase deleteResourceReference(resource, ref); 1225c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 1235c13d89c1332fcc499379b9064b891187b75ca32Chet Haase} 1245c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 1255c13d89c1332fcc499379b9064b891187b75ca32Chet Haasevoid ResourceCache::destructor(SkBitmap* resource) { 126e7d2295c06ef9b9df6336cbff23007a13fb3f6e4Chet Haase Mutex::Autolock _l(mLock); 1275c13d89c1332fcc499379b9064b891187b75ca32Chet Haase ResourceReference* ref = mCache->indexOfKey(resource) >= 0 ? mCache->valueFor(resource) : NULL; 1285c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (ref == NULL) { 1295c13d89c1332fcc499379b9064b891187b75ca32Chet Haase // If we're not tracking this resource, just delete it 1305c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (Caches::hasInstance()) { 131fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy Caches::getInstance().textureCache.removeDeferred(resource); 1325c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 1335c13d89c1332fcc499379b9064b891187b75ca32Chet Haase delete resource; 1345c13d89c1332fcc499379b9064b891187b75ca32Chet Haase return; 1355c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 1365c13d89c1332fcc499379b9064b891187b75ca32Chet Haase ref->destroyed = true; 1375c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (ref->refCount == 0) { 1385c13d89c1332fcc499379b9064b891187b75ca32Chet Haase deleteResourceReference(resource, ref); 1395c13d89c1332fcc499379b9064b891187b75ca32Chet Haase return; 1405c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 1415c13d89c1332fcc499379b9064b891187b75ca32Chet Haase} 1425c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 1435c13d89c1332fcc499379b9064b891187b75ca32Chet Haasevoid ResourceCache::destructor(SkiaShader* resource) { 144e7d2295c06ef9b9df6336cbff23007a13fb3f6e4Chet Haase Mutex::Autolock _l(mLock); 1455c13d89c1332fcc499379b9064b891187b75ca32Chet Haase ResourceReference* ref = mCache->indexOfKey(resource) >= 0 ? mCache->valueFor(resource) : NULL; 1465c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (ref == NULL) { 1475c13d89c1332fcc499379b9064b891187b75ca32Chet Haase // If we're not tracking this resource, just delete it 1485c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (Caches::hasInstance()) { 149fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy Caches::getInstance().gradientCache.removeDeferred(resource->getSkShader()); 1505c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 1515c13d89c1332fcc499379b9064b891187b75ca32Chet Haase delete resource; 1525c13d89c1332fcc499379b9064b891187b75ca32Chet Haase return; 1535c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 1545c13d89c1332fcc499379b9064b891187b75ca32Chet Haase ref->destroyed = true; 1555c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (ref->refCount == 0) { 1565c13d89c1332fcc499379b9064b891187b75ca32Chet Haase deleteResourceReference(resource, ref); 1575c13d89c1332fcc499379b9064b891187b75ca32Chet Haase return; 1585c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 1595c13d89c1332fcc499379b9064b891187b75ca32Chet Haase} 1605c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 161ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haasevoid ResourceCache::destructor(SkiaColorFilter* resource) { 162e7d2295c06ef9b9df6336cbff23007a13fb3f6e4Chet Haase Mutex::Autolock _l(mLock); 163ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase ResourceReference* ref = mCache->indexOfKey(resource) >= 0 ? mCache->valueFor(resource) : NULL; 164ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase if (ref == NULL) { 165ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase // If we're not tracking this resource, just delete it 166ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase delete resource; 167ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase return; 168ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase } 169ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase ref->destroyed = true; 170ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase if (ref->refCount == 0) { 171ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase deleteResourceReference(resource, ref); 172ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase return; 173ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase } 174ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase} 175ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase 176e7d2295c06ef9b9df6336cbff23007a13fb3f6e4Chet Haase/** 177e7d2295c06ef9b9df6336cbff23007a13fb3f6e4Chet Haase * This method should only be called while the mLock mutex is held (that mutex is grabbed 178e7d2295c06ef9b9df6336cbff23007a13fb3f6e4Chet Haase * by the various destructor() and recycle() methods which call this method). 179e7d2295c06ef9b9df6336cbff23007a13fb3f6e4Chet Haase */ 1805c13d89c1332fcc499379b9064b891187b75ca32Chet Haasevoid ResourceCache::deleteResourceReference(void* resource, ResourceReference* ref) { 1815c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (ref->recycled && ref->resourceType == kBitmap) { 1825c13d89c1332fcc499379b9064b891187b75ca32Chet Haase ((SkBitmap*) resource)->setPixels(NULL, NULL); 1835c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 1845c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (ref->destroyed) { 1855c13d89c1332fcc499379b9064b891187b75ca32Chet Haase switch (ref->resourceType) { 1865c13d89c1332fcc499379b9064b891187b75ca32Chet Haase case kBitmap: 1875c13d89c1332fcc499379b9064b891187b75ca32Chet Haase { 1885c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkBitmap* bitmap = (SkBitmap*)resource; 1895c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (Caches::hasInstance()) { 190fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy Caches::getInstance().textureCache.removeDeferred(bitmap); 1915c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 1925c13d89c1332fcc499379b9064b891187b75ca32Chet Haase delete bitmap; 1935c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 1945c13d89c1332fcc499379b9064b891187b75ca32Chet Haase break; 1955c13d89c1332fcc499379b9064b891187b75ca32Chet Haase case kShader: 196ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase { 1975c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkiaShader* shader = (SkiaShader*)resource; 1985c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (Caches::hasInstance()) { 199fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy Caches::getInstance().gradientCache.removeDeferred(shader->getSkShader()); 2005c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 2015c13d89c1332fcc499379b9064b891187b75ca32Chet Haase delete shader; 202ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase } 203ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase break; 204ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase case kColorFilter: 205ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase { 206ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase SkiaColorFilter* filter = (SkiaColorFilter*)resource; 207ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase delete filter; 208ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase } 209ad93c2bb63dfc813b2eefa1043aa63afbddce655Chet Haase break; 2105c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 2115c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 2125c13d89c1332fcc499379b9064b891187b75ca32Chet Haase mCache->removeItem(resource); 2135c13d89c1332fcc499379b9064b891187b75ca32Chet Haase delete ref; 2145c13d89c1332fcc499379b9064b891187b75ca32Chet Haase} 2155c13d89c1332fcc499379b9064b891187b75ca32Chet Haase 2165c13d89c1332fcc499379b9064b891187b75ca32Chet Haase}; // namespace uirenderer 2175c13d89c1332fcc499379b9064b891187b75ca32Chet Haase}; // namespace android 218