Gabriele Cosmo
204 lines
5.4 KiB
Plaintext
204 lines
5.4 KiB
Plaintext
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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// G4Voxelizer inline methods
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//
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// 19.10.12 Marek Gayer, created
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// --------------------------------------------------------------------
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template <typename T> inline
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G4int G4Voxelizer::BinarySearch(const std::vector<T>& vec, T value) const
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{
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auto begin=vec.cbegin(), end=vec.cend();
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return G4int(std::upper_bound(begin, end, value) - begin - 1);
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}
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inline
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const std::vector<G4VoxelBox>& G4Voxelizer::GetBoxes() const
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{
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return fBoxes;
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}
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inline
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const std::vector<G4double>& G4Voxelizer::GetBoundary(G4int index) const
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{
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return fBoundaries[index];
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}
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inline
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void G4Voxelizer::GetVoxel(std::vector<G4int>& curVoxel,
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const G4ThreeVector& point) const
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{
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for (auto i=0; i<=2; ++i)
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{
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const std::vector<double> &boundary = GetBoundary(i);
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G4int n = BinarySearch(boundary, point[i]);
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if (n == -1)
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{ n = 0; }
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else if (n == G4int(boundary.size()) - 1)
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{ n--; }
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curVoxel[i] = n;
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}
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}
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inline
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G4int G4Voxelizer::GetBitsPerSlice () const
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{
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return fNPerSlice*8*sizeof(unsigned int);
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}
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inline
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G4int G4Voxelizer::GetVoxelsIndex(G4int x, G4int y, G4int z) const
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{
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if (x < 0 || y < 0 || z < 0) { return -1; }
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std::size_t maxX = fBoundaries[0].size();
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std::size_t maxY = fBoundaries[1].size();
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return G4int(x + y*maxX + z*maxX*maxY);
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}
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inline
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G4int G4Voxelizer::GetVoxelsIndex(const std::vector<G4int>& voxels) const
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{
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return GetVoxelsIndex(voxels[0], voxels[1], voxels[2]);
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}
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inline
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G4bool G4Voxelizer::GetPointVoxel(const G4ThreeVector& p,
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std::vector<G4int>& voxels) const
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{
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for (auto i = 0; i <= 2; ++i)
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{
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auto begin = fBoundaries[i].cbegin(), end = fBoundaries[i].cend();
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if (p[i] < *begin || p[i] > *end)
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{
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return false;
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}
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}
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for (auto i = 0; i <= 2; ++i)
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{
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voxels[i] = BinarySearch(fBoundaries[i], p[i]);
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}
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return true;
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}
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inline
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G4int G4Voxelizer::GetPointIndex(const G4ThreeVector& p) const
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{
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std::size_t maxX = fBoundaries[0].size();
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std::size_t maxY = fBoundaries[1].size();
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G4int x = BinarySearch(fBoundaries[0], p[0]);
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G4int y = BinarySearch(fBoundaries[1], p[1]);
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G4int z = BinarySearch(fBoundaries[2], p[2]);
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return G4int(x + y*maxX + z*maxX*maxY);
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}
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inline
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const G4SurfBits& G4Voxelizer::Empty() const
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{
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return fEmpty;
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}
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inline
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G4bool G4Voxelizer::IsEmpty(G4int index) const
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{
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return fEmpty[index];
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}
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inline
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G4int G4Voxelizer::GetMaxVoxels(G4ThreeVector& ratioOfReduction)
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{
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ratioOfReduction = fReductionRatio;
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return fMaxVoxels;
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}
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inline
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long long G4Voxelizer::GetCountOfVoxels() const
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{
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return fCountOfVoxels;
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}
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inline
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long long G4Voxelizer::CountVoxels(std::vector<G4double> boundaries[]) const
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{
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long long sx = boundaries[0].size() - 1;
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long long sy = boundaries[1].size() - 1;
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long long sz = boundaries[2].size() - 1;
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return sx * sy *sz;
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}
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inline
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const std::vector<G4int>&
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G4Voxelizer::GetCandidates(std::vector<G4int>& curVoxel) const
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{
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G4int voxelsIndex = GetVoxelsIndex(curVoxel);
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if (voxelsIndex >= 0 && !fEmpty[voxelsIndex])
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{
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return fCandidates[voxelsIndex];
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}
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return fNoCandidates;
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}
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inline
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G4int G4Voxelizer::GetTotalCandidates() const
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{
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return fTotalCandidates;
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}
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inline
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G4int G4Voxelizer::GetVoxelBoxesSize() const
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{
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return G4int(fVoxelBoxes.size());
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}
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inline
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const G4VoxelBox &G4Voxelizer::GetVoxelBox(G4int i) const
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{
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return fVoxelBoxes[i];
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}
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inline
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const std::vector<G4int>&
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G4Voxelizer::GetVoxelBoxCandidates(G4int i) const
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{
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return fVoxelBoxesCandidates[i];
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}
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inline
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G4ThreeVector
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G4Voxelizer::GetGlobalPoint(const G4Transform3D& trans,
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const G4ThreeVector& local) const
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{
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// Returns global point coordinates converted from the local frame defined
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// by the transformation. This is defined by multiplying this transformation
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// with the local vector.
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return trans*G4Point3D(local);
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}
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