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75 lines
3.4 KiB
C++
75 lines
3.4 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2014-2016 *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
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* software and associated documentation files (the "Software"), to deal in the Software *
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* without restriction, including without limitation the rights to use, copy, modify, *
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* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
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* permit persons to whom the Software is furnished to do so, subject to the following *
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* conditions: *
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* *
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* The above copyright notice and this permission notice shall be included in all copies *
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* or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
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* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
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* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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****************************************************************************************/
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#ifndef __SCREENSPACEIMAGE_H__
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#define __SCREENSPACEIMAGE_H__
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#include <openspace/rendering/screenspacerenderable.h>
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#include <ghoul/opengl/texture.h>
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#include <openspace/engine/downloadmanager.h>
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namespace openspace {
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/**
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* @brief Creates a textured plane rendered in screenspace
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* @details The plane gets the same ratio as the texture. Implements
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* the interface that ScreenSpaceImage speciefies.
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*
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* @param texturePath Path to the image that should be used as texture
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*/
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class ScreenSpaceImage : public ScreenSpaceRenderable {
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public:
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ScreenSpaceImage(std::string texturePath);
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ScreenSpaceImage(const ghoul::Dictionary& dictionary);
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~ScreenSpaceImage();
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bool initialize() override;
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bool deinitialize() override;
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void render() override;
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virtual void update() override;
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bool isReady() const override;
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protected:
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std::string _url;
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bool _downloadImage;
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std::future<DownloadManager::MemoryFile> _futureImage;
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void loadTexture();
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void updateTexture();
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private:
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static int id();
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std::future<DownloadManager::MemoryFile> downloadImageToMemory(std::string url);
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std::unique_ptr<ghoul::opengl::Texture> loadFromDisk();
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std::unique_ptr<ghoul::opengl::Texture> loadFromMemory();
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properties::StringProperty _texturePath;
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//std::string _memorybuffer;
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int _id;
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};
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} //namespace openspace
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#endif //__SCREENSPACEIMAGE_H__
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