thorvg/src/lib/tvgInitializer.cpp
JunsuChoi ed8dfbc529 common Initializer: Fix init count
Calling init repeatedly doesn't increment count.
This leads to unwanted termination due to mismatch of the pair.
2021-05-27 17:03:38 +09:00

105 lines
3.6 KiB
C++

/*
* Copyright (c) 2020-2021 Samsung Electronics Co., Ltd. All rights reserved.
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "tvgCommon.h"
#include "tvgTaskScheduler.h"
#include "tvgLoaderMgr.h"
#ifdef THORVG_SW_RASTER_SUPPORT
#include "tvgSwRenderer.h"
#endif
#ifdef THORVG_GL_RASTER_SUPPORT
#include "tvgGlRenderer.h"
#endif
/************************************************************************/
/* Internal Class Implementation */
/************************************************************************/
static int _initCnt = 0;
/************************************************************************/
/* External Class Implementation */
/************************************************************************/
Result Initializer::init(CanvasEngine engine, uint32_t threads) noexcept
{
auto nonSupport = true;
if (static_cast<uint32_t>(engine) & static_cast<uint32_t>(CanvasEngine::Sw)) {
#ifdef THORVG_SW_RASTER_SUPPORT
if (!SwRenderer::init(threads)) return Result::InsufficientCondition;
nonSupport = false;
#endif
} else if (static_cast<uint32_t>(engine) & static_cast<uint32_t>(CanvasEngine::Gl)) {
#ifdef THORVG_GL_RASTER_SUPPORT
if (!GlRenderer::init(threads)) return Result::InsufficientCondition;
nonSupport = false;
#endif
} else {
return Result::InvalidArguments;
}
if (nonSupport) return Result::NonSupport;
if (_initCnt++ > 0) return Result::Success;
if (!LoaderMgr::init()) return Result::Unknown;
TaskScheduler::init(threads);
return Result::Success;
}
Result Initializer::term(CanvasEngine engine) noexcept
{
if (_initCnt == 0) return Result::InsufficientCondition;
auto nonSupport = true;
if (static_cast<uint32_t>(engine) & static_cast<uint32_t>(CanvasEngine::Sw)) {
#ifdef THORVG_SW_RASTER_SUPPORT
if (!SwRenderer::term()) return Result::InsufficientCondition;
nonSupport = false;
#endif
} else if (static_cast<uint32_t>(engine) & static_cast<uint32_t>(CanvasEngine::Gl)) {
#ifdef THORVG_GL_RASTER_SUPPORT
if (!GlRenderer::term()) return Result::InsufficientCondition;
nonSupport = false;
#endif
} else {
return Result::InvalidArguments;
}
if (nonSupport) return Result::NonSupport;
if (--_initCnt > 0) return Result::Success;
TaskScheduler::term();
if (!LoaderMgr::term()) return Result::Unknown;
return Result::Success;
}