Mercurial > hg > orthanc-stone
diff OrthancStone/Resources/Graveyard/Threading/SdlBuffering.h @ 1512:244ad1e4e76a
reorganization of folders
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 07 Jul 2020 16:21:02 +0200 |
parents | Resources/Graveyard/Threading/SdlBuffering.h@8a0a62189f46 |
children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/OrthancStone/Resources/Graveyard/Threading/SdlBuffering.h Tue Jul 07 16:21:02 2020 +0200 @@ -0,0 +1,60 @@ +/** + * Stone of Orthanc + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * Copyright (C) 2017-2020 Osimis S.A., Belgium + * + * This program is free software: you can redistribute it and/or + * modify it under the terms of the GNU Affero General Public License + * as published by the Free Software Foundation, either version 3 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + **/ + + +#pragma once + +#if ORTHANC_ENABLE_SDL == 1 + +#include "SdlWindow.h" +#include "../../Framework/Viewport/CairoSurface.h" +#include "../../Framework/Viewport/IViewport.h" + +#include <boost/thread/mutex.hpp> + +namespace OrthancStone +{ + class SdlBuffering : public boost::noncopyable + { + private: + boost::mutex mutex_; + std::unique_ptr<CairoSurface> offscreenSurface_; + std::unique_ptr<CairoSurface> onscreenSurface_; + SDL_Surface* sdlSurface_; + bool pendingFrame_; + + public: + SdlBuffering(); + + ~SdlBuffering(); + + void SetSize(unsigned int width, + unsigned int height, + IViewport& viewport); + + // Returns "true" if a new refresh of the display should be + // triggered afterwards + bool RenderOffscreen(IViewport& viewport); + + void SwapToScreen(SdlWindow& window); + }; +} + +#endif