1/*
2 * Copyright (C) 2015 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#include <DeviceInfo.h>
17
18#include "Extensions.h"
19
20#include <GLES2/gl2.h>
21#include <log/log.h>
22
23#include <thread>
24#include <mutex>
25
26namespace android {
27namespace uirenderer {
28
29static DeviceInfo* sDeviceInfo = nullptr;
30static std::once_flag sInitializedFlag;
31
32const DeviceInfo* DeviceInfo::get() {
33    LOG_ALWAYS_FATAL_IF(!sDeviceInfo, "DeviceInfo not yet initialized.");
34    return sDeviceInfo;
35}
36
37void DeviceInfo::initialize() {
38    std::call_once(sInitializedFlag, []() {
39        sDeviceInfo = new DeviceInfo();
40        sDeviceInfo->load();
41    });
42}
43
44void DeviceInfo::load() {
45    glGetIntegerv(GL_MAX_TEXTURE_SIZE, &mMaxTextureSize);
46}
47
48} /* namespace uirenderer */
49} /* namespace android */
50