anbox/external/android-emugl/host/libs/Translator/EGL/EglOsApi_null.cpp
2016-09-17 10:48:24 +02:00

46 lines
1.2 KiB
C++

/*
* Copyright (C) 2011 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.
*/
#include "EglOsApi.h"
#include "emugl/common/lazy_instance.h"
namespace {
class NullEngine : public EglOS::Engine {
public:
NullEngine() = default;
virtual EglOS::Display* getDefaultDisplay() override {
return nullptr;
}
virtual GlLibrary* getGlLibrary() {
return nullptr;
}
virtual EglOS::Surface* createWindowSurface(EGLNativeWindowType window) override {
return nullptr;
}
};
emugl::LazyInstance<NullEngine> sHostEngine = LAZY_INSTANCE_INIT;
}
#if 0
EglOS::Engine* EglOS::Engine::getHostInstance() {
return sHostEngine.ptr();
}
#endif