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