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81 lines
3.7 KiB
C++
81 lines
3.7 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2015 *
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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 __LOCALERRORHISTOGRAMMANAGER_H__
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#define __LOCALERRORHISTOGRAMMANAGER_H__
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#include <fstream>
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#include <modules/multiresvolume/rendering/tsp.h>
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#include <openspace/util/histogram.h>
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#include <map>
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#include <ghoul/glm.h>
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namespace openspace {
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class LocalErrorHistogramManager {
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public:
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LocalErrorHistogramManager(TSP* tsp);
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~LocalErrorHistogramManager();
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bool buildHistograms(int numBins);
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const Histogram* getSpatialHistogram(unsigned int brickIndex) const;
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const Histogram* getTemporalHistogram(unsigned int brickIndex) const;
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bool loadFromFile(const std::string& filename);
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bool saveToFile(const std::string& 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> _spatialHistograms;
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std::vector<Histogram> _temporalHistograms;
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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 buildFromOctreeChild(unsigned int bstOffset, unsigned int octreeOffset);
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bool buildFromBstChild(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(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(glm::ivec3 coords) const;
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float interpolate(glm::vec3 samplePoint, const std::vector<float>& voxels) const;
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};
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} // namespace openspace
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#endif // __LOCALERRORHISTOGRAMMANAGER_H__
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