83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "OpenGLRenderer"
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#include <utils/threads.h>
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#include "PathCache.h"
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#include "Properties.h"
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namespace android {
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namespace uirenderer {
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///////////////////////////////////////////////////////////////////////////////
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// Path cache
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///////////////////////////////////////////////////////////////////////////////
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PathCache::PathCache(): ShapeCache<PathCacheEntry>("path",
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PROPERTY_PATH_CACHE_SIZE, DEFAULT_PATH_CACHE_SIZE) {
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}
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void PathCache::remove(SkPath* path) {
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// TODO: Linear search...
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Vector<uint32_t> pathsToRemove;
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for (uint32_t i = 0; i < mCache.size(); i++) {
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if (mCache.getKeyAt(i).path == path) {
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pathsToRemove.push(i);
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removeTexture(mCache.getValueAt(i));
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}
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}
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mCache.setOnEntryRemovedListener(NULL);
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for (size_t i = 0; i < pathsToRemove.size(); i++) {
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mCache.removeAt(pathsToRemove.itemAt(i));
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}
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mCache.setOnEntryRemovedListener(this);
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}
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void PathCache::removeDeferred(SkPath* path) {
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Mutex::Autolock _l(mLock);
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mGarbage.push(path);
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}
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void PathCache::clearGarbage() {
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Mutex::Autolock _l(mLock);
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size_t count = mGarbage.size();
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for (size_t i = 0; i < count; i++) {
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remove(mGarbage.itemAt(i));
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}
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mGarbage.clear();
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}
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PathTexture* PathCache::get(SkPath* path, SkPaint* paint) {
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PathCacheEntry entry(path, paint);
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PathTexture* texture = mCache.get(entry);
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if (!texture) {
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texture = addTexture(entry, path, paint);
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} else if (path->getGenerationID() != texture->generation) {
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mCache.remove(entry);
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texture = addTexture(entry, path, paint);
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}
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return texture;
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}
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}; // namespace uirenderer
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}; // namespace android
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