141 lines
4.2 KiB
C++
141 lines
4.2 KiB
C++
/*
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* Copyright (C) 2016 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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#include "utils/StringUtils.h"
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#include "Texture.h"
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#include <cutils/compiler.h>
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#include <GpuMemoryTracker.h>
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#include <utils/Trace.h>
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#include <array>
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#include <sstream>
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#include <unordered_set>
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#include <vector>
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namespace android {
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namespace uirenderer {
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pthread_t gGpuThread = 0;
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#define NUM_TYPES static_cast<int>(GpuObjectType::TypeCount)
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const char* TYPE_NAMES[] = {
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"Texture",
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"OffscreenBuffer",
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"Layer",
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};
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struct TypeStats {
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int totalSize = 0;
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int count = 0;
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};
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static std::array<TypeStats, NUM_TYPES> gObjectStats;
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static std::unordered_set<GpuMemoryTracker*> gObjectSet;
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void GpuMemoryTracker::notifySizeChanged(int newSize) {
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int delta = newSize - mSize;
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mSize = newSize;
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gObjectStats[static_cast<int>(mType)].totalSize += delta;
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}
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void GpuMemoryTracker::startTrackingObject() {
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auto result = gObjectSet.insert(this);
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LOG_ALWAYS_FATAL_IF(!result.second,
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"startTrackingObject() on %p failed, already being tracked!", this);
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gObjectStats[static_cast<int>(mType)].count++;
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}
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void GpuMemoryTracker::stopTrackingObject() {
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size_t removed = gObjectSet.erase(this);
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LOG_ALWAYS_FATAL_IF(removed != 1,
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"stopTrackingObject removed %zd, is %p not being tracked?",
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removed, this);
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gObjectStats[static_cast<int>(mType)].count--;
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}
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void GpuMemoryTracker::onGpuContextCreated() {
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LOG_ALWAYS_FATAL_IF(gGpuThread != 0, "We already have a gpu thread? "
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"current = %lu, gpu thread = %lu", pthread_self(), gGpuThread);
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gGpuThread = pthread_self();
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}
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void GpuMemoryTracker::onGpuContextDestroyed() {
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gGpuThread = 0;
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if (CC_UNLIKELY(gObjectSet.size() > 0)) {
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std::stringstream os;
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dump(os);
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ALOGE("%s", os.str().c_str());
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LOG_ALWAYS_FATAL("Leaked %zd GPU objects!", gObjectSet.size());
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}
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}
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void GpuMemoryTracker::dump() {
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std::stringstream strout;
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dump(strout);
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ALOGD("%s", strout.str().c_str());
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}
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void GpuMemoryTracker::dump(std::ostream& stream) {
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for (int type = 0; type < NUM_TYPES; type++) {
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const TypeStats& stats = gObjectStats[type];
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stream << TYPE_NAMES[type];
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stream << " is using " << SizePrinter{stats.totalSize};
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stream << ", count = " << stats.count;
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stream << std::endl;
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}
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}
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int GpuMemoryTracker::getInstanceCount(GpuObjectType type) {
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return gObjectStats[static_cast<int>(type)].count;
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}
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int GpuMemoryTracker::getTotalSize(GpuObjectType type) {
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return gObjectStats[static_cast<int>(type)].totalSize;
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}
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void GpuMemoryTracker::onFrameCompleted() {
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if (ATRACE_ENABLED()) {
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char buf[128];
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for (int type = 0; type < NUM_TYPES; type++) {
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snprintf(buf, 128, "hwui_%s", TYPE_NAMES[type]);
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const TypeStats& stats = gObjectStats[type];
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ATRACE_INT(buf, stats.totalSize);
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snprintf(buf, 128, "hwui_%s_count", TYPE_NAMES[type]);
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ATRACE_INT(buf, stats.count);
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}
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}
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std::vector<const Texture*> freeList;
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for (const auto& obj : gObjectSet) {
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if (obj->objectType() == GpuObjectType::Texture) {
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const Texture* texture = static_cast<Texture*>(obj);
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if (texture->cleanup) {
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ALOGE("Leaked texture marked for cleanup! id=%u, size %ux%u",
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texture->id(), texture->width(), texture->height());
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freeList.push_back(texture);
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}
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}
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}
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for (auto& texture : freeList) {
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const_cast<Texture*>(texture)->deleteTexture();
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delete texture;
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}
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}
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} // namespace uirenderer
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} // namespace android;
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