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63 lines
3.2 KiB
C++
63 lines
3.2 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 __TEXTURETILESET_H__
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#define __TEXTURETILESET_H__
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#include <ghoul/logging/logmanager.h>
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#include <ghoul/opengl/texture.h>
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#include <modules/globebrowsing/datastructures/latlon.h>
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#include <modules/globebrowsing/rendering/texturetile.h>
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namespace openspace {
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using namespace ghoul::opengl;
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class TextureTileSet
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{
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public:
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TextureTileSet(LatLon sizeLevel0, LatLon offsetLevel0, int depth);
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~TextureTileSet();
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/// Returns the index of the tile at an appropriate level.
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/// Appropriate meaning that the tile should be at as high level as possible
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/// Without the tile being smaller than the patch in lat-lon space.
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/// The tile is at least as big as the patch.
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glm::ivec3 getTileIndex(LatLonPatch patch);
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std::shared_ptr<Texture> getTile(LatLonPatch patch);
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std::shared_ptr<Texture> getTile(glm::ivec3 tileIndex);
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LatLonPatch getTilePositionAndScale(glm::ivec3 tileIndex);
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glm::mat3 getUvTransformationPatchToTile(LatLonPatch patch, glm::ivec3 tileIndex);
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private:
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LatLon _sizeLevel0;
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LatLon _offsetLevel0;
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int _depth;
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std::shared_ptr<Texture> _testTexture;
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};
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} // namespace openspace
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#endif // __TEXTURETILESET_H__
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