1 files changed, 79 insertions, 0 deletions
diff --git a/libs/hwui/pipeline/skia/ATraceMemoryDump.h b/libs/hwui/pipeline/skia/ATraceMemoryDump.h
new file mode 100644
index 000000000000..4592711dd5b5
--- /dev/null
+++ b/libs/hwui/pipeline/skia/ATraceMemoryDump.h
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+
+#pragma once
+
+#include <SkString.h>
+#include <SkTraceMemoryDump.h>
+
+#include <string>
+#include <unordered_map>
+#include <utility>
+
+namespace android {
+namespace uirenderer {
+namespace skiapipeline {
+
+class ATraceMemoryDump : public SkTraceMemoryDump {
+public:
+    ATraceMemoryDump();
+    ~ATraceMemoryDump() override {}
+
+    void dumpNumericValue(const char* dumpName, const char* valueName, const char* units,
+                          uint64_t value) override;
+
+    void dumpStringValue(const char* dumpName, const char* valueName, const char* value) override;
+
+    LevelOfDetail getRequestedDetails() const override {
+        return SkTraceMemoryDump::kLight_LevelOfDetail;
+    }
+
+    bool shouldDumpWrappedObjects() const override { return false; }
+
+    void setMemoryBacking(const char* dumpName, const char* backingType,
+                          const char* backingObjectId) override;
+
+    void setDiscardableMemoryBacking(const char*, const SkDiscardableMemory&) override {}
+
+    void startFrame();
+
+    void logTraces();
+
+private:
+    std::string mLastDumpName;
+
+    uint64_t mLastDumpValue;
+
+    uint64_t mLastPurgeableDumpValue;
+
+    std::string mCategory;
+
+    struct TraceValue {
+        uint64_t memory;
+        uint64_t purgeableMemory;
+    };
+
+    // keys are define in sResourceMap
+    std::unordered_map<std::string, TraceValue> mCurrentValues;
+
+    void recordAndResetCountersIfNeeded(const char* dumpName);
+
+    void resetCurrentCounter(const char* dumpName);
+};
+
+} /* namespace skiapipeline */
+} /* namespace uirenderer */
+} /* namespace android */
+\ No newline at end of file