| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <SkPixelRef.h> |
| #include "ResourceCache.h" |
| #include "Caches.h" |
| |
| namespace android { |
| namespace uirenderer { |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| // Resource cache |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void ResourceCache::logCache() { |
| LOGD("ResourceCache: cacheReport:"); |
| for (size_t i = 0; i < mCache->size(); ++i) { |
| ResourceReference* ref = mCache->valueAt(i); |
| LOGD(" ResourceCache: mCache(%d): resource, ref = 0x%p, 0x%p", |
| i, mCache->keyAt(i), mCache->valueAt(i)); |
| LOGD(" ResourceCache: mCache(%d): refCount, recycled, destroyed, type = %d, %d, %d, %d", |
| i, ref->refCount, ref->recycled, ref->destroyed, ref->resourceType); |
| } |
| } |
| |
| ResourceCache::ResourceCache() { |
| Mutex::Autolock _l(mLock); |
| mCache = new KeyedVector<void *, ResourceReference *>(); |
| } |
| |
| ResourceCache::~ResourceCache() { |
| Mutex::Autolock _l(mLock); |
| delete mCache; |
| } |
| |
| void ResourceCache::incrementRefcount(void* resource, ResourceType resourceType) { |
| Mutex::Autolock _l(mLock); |
| for (size_t i = 0; i < mCache->size(); ++i) { |
| void* ref = mCache->valueAt(i); |
| } |
| ResourceReference* ref = mCache->indexOfKey(resource) >= 0 ? mCache->valueFor(resource) : NULL; |
| if (ref == NULL || mCache->size() == 0) { |
| ref = new ResourceReference(resourceType); |
| mCache->add(resource, ref); |
| } |
| ref->refCount++; |
| } |
| |
| void ResourceCache::incrementRefcount(SkBitmap* bitmapResource) { |
| SkPixelRef* pixref = bitmapResource->pixelRef(); |
| if (pixref) pixref->globalRef(); |
| |
| bitmapResource->getColorTable()->safeRef(); |
| incrementRefcount((void*)bitmapResource, kBitmap); |
| } |
| |
| void ResourceCache::incrementRefcount(SkiaShader* shaderResource) { |
| shaderResource->getSkShader()->safeRef(); |
| incrementRefcount((void*)shaderResource, kShader); |
| } |
| |
| void ResourceCache::incrementRefcount(SkiaColorFilter* filterResource) { |
| filterResource->getSkColorFilter()->safeRef(); |
| incrementRefcount((void*)filterResource, kColorFilter); |
| } |
| |
| void ResourceCache::decrementRefcount(void* resource) { |
| Mutex::Autolock _l(mLock); |
| ResourceReference* ref = mCache->indexOfKey(resource) >= 0 ? mCache->valueFor(resource) : NULL; |
| if (ref == NULL) { |
| // Should not get here - shouldn't get a call to decrement if we're not yet tracking it |
| return; |
| } |
| ref->refCount--; |
| if (ref->refCount == 0) { |
| deleteResourceReference(resource, ref); |
| } |
| } |
| |
| void ResourceCache::decrementRefcount(SkBitmap* bitmapResource) { |
| SkPixelRef* pixref = bitmapResource->pixelRef(); |
| if (pixref) pixref->globalUnref(); |
| |
| bitmapResource->getColorTable()->safeUnref(); |
| decrementRefcount((void*)bitmapResource); |
| } |
| |
| void ResourceCache::decrementRefcount(SkiaShader* shaderResource) { |
| shaderResource->getSkShader()->safeUnref(); |
| decrementRefcount((void*)shaderResource); |
| } |
| |
| void ResourceCache::decrementRefcount(SkiaColorFilter* filterResource) { |
| filterResource->getSkColorFilter()->safeUnref(); |
| decrementRefcount((void*)filterResource); |
| } |
| |
| void ResourceCache::recycle(SkBitmap* resource) { |
| Mutex::Autolock _l(mLock); |
| if (mCache->indexOfKey(resource) < 0) { |
| // not tracking this resource; just recycle the pixel data |
| resource->setPixels(NULL, NULL); |
| return; |
| } |
| ResourceReference* ref = mCache->indexOfKey(resource) >= 0 ? mCache->valueFor(resource) : NULL; |
| if (ref == NULL) { |
| // Should not get here - shouldn't get a call to recycle if we're not yet tracking it |
| return; |
| } |
| ref->recycled = true; |
| if (ref->refCount == 0) { |
| deleteResourceReference(resource, ref); |
| } |
| } |
| |
| void ResourceCache::destructor(SkBitmap* resource) { |
| Mutex::Autolock _l(mLock); |
| ResourceReference* ref = mCache->indexOfKey(resource) >= 0 ? mCache->valueFor(resource) : NULL; |
| if (ref == NULL) { |
| // If we're not tracking this resource, just delete it |
| if (Caches::hasInstance()) { |
| Caches::getInstance().textureCache.removeDeferred(resource); |
| } |
| delete resource; |
| return; |
| } |
| ref->destroyed = true; |
| if (ref->refCount == 0) { |
| deleteResourceReference(resource, ref); |
| return; |
| } |
| } |
| |
| void ResourceCache::destructor(SkiaShader* resource) { |
| Mutex::Autolock _l(mLock); |
| ResourceReference* ref = mCache->indexOfKey(resource) >= 0 ? mCache->valueFor(resource) : NULL; |
| if (ref == NULL) { |
| // If we're not tracking this resource, just delete it |
| if (Caches::hasInstance()) { |
| Caches::getInstance().gradientCache.removeDeferred(resource->getSkShader()); |
| } |
| delete resource; |
| return; |
| } |
| ref->destroyed = true; |
| if (ref->refCount == 0) { |
| deleteResourceReference(resource, ref); |
| return; |
| } |
| } |
| |
| void ResourceCache::destructor(SkiaColorFilter* resource) { |
| Mutex::Autolock _l(mLock); |
| ResourceReference* ref = mCache->indexOfKey(resource) >= 0 ? mCache->valueFor(resource) : NULL; |
| if (ref == NULL) { |
| // If we're not tracking this resource, just delete it |
| delete resource; |
| return; |
| } |
| ref->destroyed = true; |
| if (ref->refCount == 0) { |
| deleteResourceReference(resource, ref); |
| return; |
| } |
| } |
| |
| /** |
| * This method should only be called while the mLock mutex is held (that mutex is grabbed |
| * by the various destructor() and recycle() methods which call this method). |
| */ |
| void ResourceCache::deleteResourceReference(void* resource, ResourceReference* ref) { |
| if (ref->recycled && ref->resourceType == kBitmap) { |
| ((SkBitmap*) resource)->setPixels(NULL, NULL); |
| } |
| if (ref->destroyed) { |
| switch (ref->resourceType) { |
| case kBitmap: |
| { |
| SkBitmap* bitmap = (SkBitmap*)resource; |
| if (Caches::hasInstance()) { |
| Caches::getInstance().textureCache.removeDeferred(bitmap); |
| } |
| delete bitmap; |
| } |
| break; |
| case kShader: |
| { |
| SkiaShader* shader = (SkiaShader*)resource; |
| if (Caches::hasInstance()) { |
| Caches::getInstance().gradientCache.removeDeferred(shader->getSkShader()); |
| } |
| delete shader; |
| } |
| break; |
| case kColorFilter: |
| { |
| SkiaColorFilter* filter = (SkiaColorFilter*)resource; |
| delete filter; |
| } |
| break; |
| } |
| } |
| mCache->removeItem(resource); |
| delete ref; |
| } |
| |
| }; // namespace uirenderer |
| }; // namespace android |