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79 lines
3.6 KiB
C++
79 lines
3.6 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2014-2024 *
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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 __OPENSPACE_MODULE_MULTIRESVOLUME___ERRORHISTOGRAMMANAGER___H__
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#define __OPENSPACE_MODULE_MULTIRESVOLUME___ERRORHISTOGRAMMANAGER___H__
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#include <openspace/util/histogram.h>
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#include <ghoul/glm.h>
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#include <filesystem>
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#include <iosfwd>
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#include <map>
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namespace openspace {
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class TSP;
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class ErrorHistogramManager {
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public:
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ErrorHistogramManager(TSP* tsp);
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~ErrorHistogramManager() = default;
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bool buildHistograms(int numBins);
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const Histogram* histogram(unsigned int brickIndex) const;
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bool loadFromFile(const std::filesystem::path& filename);
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bool saveToFile(const std::filesystem::path& filename);
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private:
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TSP* _tsp;
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std::ifstream* _file;
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std::vector<Histogram> _histograms;
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unsigned int _numInnerNodes;
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float _minBin;
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float _maxBin;
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int _numBins;
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std::map<unsigned int, std::vector<float>> _voxelCache;
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bool buildFromLeaf(unsigned int bstOffset, unsigned int octreeOffset);
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std::vector<float> readValues(unsigned int brickIndex) const;
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int parentOffset(int offset, int base) const;
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unsigned int brickToInnerNodeIndex(unsigned int brickIndex) const;
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unsigned int innerNodeToBrickIndex(unsigned int innerNodeIndex) const;
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unsigned int linearCoords(const glm::vec3& coords) const;
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unsigned int linearCoords(int x, int y, int z) const;
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unsigned int linearCoords(const glm::ivec3& coords) const;
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float interpolate(const glm::vec3& samplePoint,
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const std::vector<float>& voxels) const;
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};
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} // namespace openspace
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#endif // __OPENSPACE_MODULE_MULTIRESVOLUME___ERRORHISTOGRAMMANAGER___H__
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