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57 lines
1.7 KiB
57 lines
1.7 KiB
/*
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* Copyright 2018 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "MemoryCache.h"
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#include "SkBase64.h"
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// Change this to 1 to log cache hits/misses/stores using SkDebugf.
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#define LOG_MEMORY_CACHE 0
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static SkString data_to_str(const SkData& data) {
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size_t encodeLength = SkBase64::Encode(data.data(), data.size(), nullptr);
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SkString str;
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str.resize(encodeLength);
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SkBase64::Encode(data.data(), data.size(), str.writable_str());
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static constexpr size_t kMaxLength = 60;
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static constexpr char kTail[] = "...";
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static const size_t kTailLen = strlen(kTail);
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bool overlength = encodeLength > kMaxLength;
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if (overlength) {
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str = SkString(str.c_str(), kMaxLength - kTailLen);
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str.append(kTail);
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}
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return str;
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}
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namespace sk_gpu_test {
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sk_sp<SkData> MemoryCache::load(const SkData& key) {
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auto result = fMap.find(key);
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if (result == fMap.end()) {
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if (LOG_MEMORY_CACHE) {
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SkDebugf("Load Key: %s\n\tNot Found.\n\n", data_to_str(key).c_str());
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}
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++fCacheMissCnt;
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return nullptr;
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}
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if (LOG_MEMORY_CACHE) {
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SkDebugf("Load Key: %s\n\tFound Data: %s\n\n", data_to_str(key).c_str(),
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data_to_str(*result->second).c_str());
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}
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return result->second;
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}
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void MemoryCache::store(const SkData& key, const SkData& data) {
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if (LOG_MEMORY_CACHE) {
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SkDebugf("Store Key: %s\n\tData: %s\n\n", data_to_str(key).c_str(),
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data_to_str(data).c_str());
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}
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fMap[Key(key)] = SkData::MakeWithCopy(data.data(), data.size());
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}
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} // namespace sk_gpu_test
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