1 /*
2  * Copyright (C) 2020 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #pragma once
18 
19 #include <SkString.h>
20 #include <SkTraceMemoryDump.h>
21 
22 #include <string>
23 #include <unordered_map>
24 #include <utility>
25 
26 namespace android {
27 namespace uirenderer {
28 namespace skiapipeline {
29 
30 class ATraceMemoryDump : public SkTraceMemoryDump {
31 public:
32     ATraceMemoryDump();
~ATraceMemoryDump()33     ~ATraceMemoryDump() override {}
34 
35     void dumpNumericValue(const char* dumpName, const char* valueName, const char* units,
36                           uint64_t value) override;
37 
38     void dumpStringValue(const char* dumpName, const char* valueName, const char* value) override;
39 
getRequestedDetails()40     LevelOfDetail getRequestedDetails() const override {
41         return SkTraceMemoryDump::kLight_LevelOfDetail;
42     }
43 
shouldDumpWrappedObjects()44     bool shouldDumpWrappedObjects() const override { return false; }
45 
46     void setMemoryBacking(const char* dumpName, const char* backingType,
47                           const char* backingObjectId) override;
48 
setDiscardableMemoryBacking(const char *,const SkDiscardableMemory &)49     void setDiscardableMemoryBacking(const char*, const SkDiscardableMemory&) override {}
50 
51     void startFrame();
52 
53     void logTraces();
54 
55 private:
56     std::string mLastDumpName;
57 
58     uint64_t mLastDumpValue;
59 
60     uint64_t mLastPurgeableDumpValue;
61 
62     std::string mCategory;
63 
64     struct TraceValue {
65         uint64_t memory;
66         uint64_t purgeableMemory;
67     };
68 
69     // keys are define in sResourceMap
70     std::unordered_map<std::string, TraceValue> mCurrentValues;
71 
72     void recordAndResetCountersIfNeeded(const char* dumpName);
73 
74     void resetCurrentCounter(const char* dumpName);
75 };
76 
77 } /* namespace skiapipeline */
78 } /* namespace uirenderer */
79 } /* namespace android */