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geant4/source/geometry/solids/specific/include/G4SurfaceVoxelizer.icc
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2016-06-09 17:01:34 +02:00

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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
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// * work make any representation or warranty, express or implied, *
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// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
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// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// $Id:$
// GEANT4 tag $Name: not supported by cvs2svn $
//
// --------------------------------------------------------------------
// GEANT 4 class header file
//
// G4SurfaceVoxelizer inline methods
//
// History:
// 19.10.12 Marek Gayer, created
// --------------------------------------------------------------------
template <typename T> inline
G4int G4SurfaceVoxelizer::BinarySearch(const std::vector<T> &vec, T value)
{
typename std::vector<T>::const_iterator begin=vec.begin(), end=vec.end();
G4int res = std::upper_bound(begin, end, value) - begin - 1;
return res;
}
inline
const std::vector<G4VoxelBox> &G4SurfaceVoxelizer::GetBoxes() const
{
return fBoxes;
}
inline
const std::vector<G4double> &G4SurfaceVoxelizer::GetBoundary(G4int index) const
{
return fBoundaries[index];
}
inline
void G4SurfaceVoxelizer::GetVoxel(std::vector<G4int> &curVoxel,
const G4ThreeVector &point) const
{
for (G4int i=0; i<=2; ++i)
{
curVoxel[i] = BinarySearch(GetBoundary(i), point[i]);
}
}
inline
G4int G4SurfaceVoxelizer::GetBitsPerSlice () const
{
return fNPerSlice*8*sizeof(unsigned int);
}
inline
G4int G4SurfaceVoxelizer::GetVoxelsIndex(G4int x, G4int y, G4int z) const
{
if (x < 0 || y < 0 || z < 0) { return -1; }
G4int maxX = fBoundaries[0].size();
G4int maxY = fBoundaries[1].size();
G4int index = x + y*maxX + z*maxX*maxY;
return index;
}
inline
G4int G4SurfaceVoxelizer::GetVoxelsIndex(const std::vector<G4int> &voxels) const
{
return GetVoxelsIndex(voxels[0], voxels[1], voxels[2]);
}
inline
G4int G4SurfaceVoxelizer::GetPointIndex(const G4ThreeVector &p) const
{
G4int maxX = fBoundaries[0].size();
G4int maxY = fBoundaries[1].size();
G4int x = BinarySearch(fBoundaries[0], p[0]);
G4int y = BinarySearch(fBoundaries[1], p[1]);
G4int z = BinarySearch(fBoundaries[2], p[2]);
G4int index = x + y*maxX + z*maxX*maxY;
return index;
}
inline
const G4SurfBits &G4SurfaceVoxelizer::Empty() const
{
return fEmpty;
}
inline
G4bool G4SurfaceVoxelizer::IsEmpty(G4int index) const
{
return fEmpty[index];
}
inline
G4int G4SurfaceVoxelizer::GetMaxVoxels(G4ThreeVector &ratioOfReduction)
{
ratioOfReduction = fReductionRatio;
return fMaxVoxels;
}
inline
long long G4SurfaceVoxelizer::GetCountOfVoxels() const
{
return fCountOfVoxels;
}
inline
long long G4SurfaceVoxelizer::CountVoxels(std::vector<G4double> boundaries[]) const
{
long long sx = boundaries[0].size() - 1;
long long sy = boundaries[1].size() - 1;
long long sz = boundaries[2].size() - 1;
return sx * sy *sz;
}
inline
const std::vector<G4int>&
G4SurfaceVoxelizer::GetCandidates(std::vector<G4int> &curVoxel) const
{
G4int voxelsIndex = GetVoxelsIndex(curVoxel);
if (voxelsIndex >= 0 && !fEmpty[voxelsIndex])
{
return fCandidates[voxelsIndex];
}
return fNoCandidates;
}
inline
G4int G4SurfaceVoxelizer::GetVoxelBoxesSize() const
{
return fVoxelBoxes.size();
}
inline
const G4VoxelBox &G4SurfaceVoxelizer::GetVoxelBox(G4int i) const
{
return fVoxelBoxes[i];
}
inline
const std::vector<G4int>&
G4SurfaceVoxelizer::GetVoxelBoxCandidates(G4int i) const
{
return fVoxelBoxesCandidates[i];
}