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/*
* Copyright (C) 2016 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 <pthread.h>
#include <ostream>
#include <log/log.h>
namespace android {
namespace uirenderer {
extern pthread_t gGpuThread;
#define ASSERT_GPU_THREAD() LOG_ALWAYS_FATAL_IF( \
!pthread_equal(gGpuThread, pthread_self()), \
"Error, %p of type %d (size=%d) used on wrong thread! cur thread %lu " \
"!= gpu thread %lu", this, static_cast<int>(mType), mSize, \
pthread_self(), gGpuThread)
enum class GpuObjectType {
Texture = 0,
OffscreenBuffer,
Layer,
TypeCount,
};
class GpuMemoryTracker {
public:
GpuObjectType objectType() { return mType; }
int objectSize() { return mSize; }
static void onGpuContextCreated();
static void onGpuContextDestroyed();
static void dump();
static void dump(std::ostream& stream);
static int getInstanceCount(GpuObjectType type);
static int getTotalSize(GpuObjectType type);
static void onFrameCompleted();
protected:
explicit GpuMemoryTracker(GpuObjectType type) : mType(type) {
ASSERT_GPU_THREAD();
startTrackingObject();
}
~GpuMemoryTracker() {
notifySizeChanged(0);
stopTrackingObject();
}
void notifySizeChanged(int newSize);
private:
void startTrackingObject();
void stopTrackingObject();
int mSize = 0;
GpuObjectType mType;
};
} // namespace uirenderer
} // namespace android;
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