|
|
|
|
@ -1,4 +1,30 @@ |
|
|
|
|
/// \author Rifki Sadikin <rifki.sadikin@lipi.go.id>, Indonesian Institute of Sciences
|
|
|
|
|
|
|
|
|
|
/**************************************************************************
|
|
|
|
|
* Copyright(c) 2018, *
|
|
|
|
|
* Kelompok penelitian komputasi berkinerja tinggi * |
|
|
|
|
* Pusat Penelitian Informatika * |
|
|
|
|
* Lembaga Ilmu Pengetahuan Indonesia * |
|
|
|
|
* All rights reserved. * |
|
|
|
|
* * |
|
|
|
|
* Contributors are mentioned in the code where appropriate. * |
|
|
|
|
* * |
|
|
|
|
* Permission to use, copy, modify and distribute this software and its * |
|
|
|
|
* documentation strictly for non-commercial purposes is hereby granted * |
|
|
|
|
* without fee, provided that the above copyright notice appears in all * |
|
|
|
|
* copies and that both the copyright notice and this permission notice * |
|
|
|
|
* appear in the supporting documentation. The authors make no claims * |
|
|
|
|
* about the suitability of this software for any purpose. It is * |
|
|
|
|
* provided "as is" without express or implied warranty. * |
|
|
|
|
**************************************************************************/ |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/// \class PoissonSolver3DCylindricalGPU
|
|
|
|
|
/// \brief Kelas ini merupakan interface PoissonSolver 3D dalam koordinat silindrikal
|
|
|
|
|
/// yang diterapkan pada NVDIA Cuda
|
|
|
|
|
///
|
|
|
|
|
///
|
|
|
|
|
///
|
|
|
|
|
/// \author Rifki Sadikin <rifki.sadikin@cern.ch>, Indonesian Institute of Sciences
|
|
|
|
|
/// \date Nov 8, 2018
|
|
|
|
|
|
|
|
|
|
#include <math.h> |
|
|
|
|
@ -41,7 +67,21 @@ PoissonSolver3DCylindricalGPU::~PoissonSolver3DCylindricalGPU() { |
|
|
|
|
delete fExactSolutionF; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/// function overriding
|
|
|
|
|
/// Menyediakan solusi iteratif terhadap poisson solver pada koordinat silindrikal 3D
|
|
|
|
|
///
|
|
|
|
|
/// Disediakan algoritma iteratif
|
|
|
|
|
/// * Geometric MultiGrid
|
|
|
|
|
/// * Cycles: V, W, Full
|
|
|
|
|
/// * Relaxation: Gauss-Seidel
|
|
|
|
|
/// * Grid transfer operators: Full, Half
|
|
|
|
|
///
|
|
|
|
|
/// \param matricesV float * potential dalam array 1D berukuran nRRow*nZColumn *phiSlice
|
|
|
|
|
/// \param matricesCharge float * charge dalam array 1D berukuran nRRow*nZColumn *phiSlice
|
|
|
|
|
/// \param nRRow int jumlah titik grid pada arah radial
|
|
|
|
|
/// \param nZColumn int jumlah titik grid pada arah z
|
|
|
|
|
/// \param phiSlice int jumlah titik grid pada arah sudut (phi)
|
|
|
|
|
/// \param maxIteration int jumlah iterasi maksimum pada multigrud
|
|
|
|
|
/// \param symmetry int nilai simetri (tidak dipakai)
|
|
|
|
|
void PoissonSolver3DCylindricalGPU::PoissonSolver3D(float *matricesV, float *matricesCharge, |
|
|
|
|
int nRRow, int nZColumn, int phiSlice, int maxIteration, |
|
|
|
|
int symmetry) { |
|
|
|
|
@ -56,7 +96,23 @@ void PoissonSolver3DCylindricalGPU::PoissonSolver3D(float *matricesV, float *mat |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// method to do multigrid3d2d
|
|
|
|
|
/// Penyelesaian Poisson problem dalam 3D Silindrikal dengan coarsening hanya pada arah z dan radial
|
|
|
|
|
///
|
|
|
|
|
/// Syarat:
|
|
|
|
|
/// R Row == 2**M + 1
|
|
|
|
|
/// Z Column == 2**N + 1
|
|
|
|
|
/// Phi Slice == Sembarang lebih besar > 3
|
|
|
|
|
///
|
|
|
|
|
/// Menyelesaikan: \f$ \nabla^{2}V(r,\phi,z) = - f(r,\phi,z) \f$
|
|
|
|
|
///
|
|
|
|
|
///
|
|
|
|
|
/// \param matricesV float * potential dalam array 1D berukuran nRRow*nZColumn *phiSlice
|
|
|
|
|
/// \param matricesCharge float * charge dalam array 1D berukuran nRRow*nZColumn *phiSlice
|
|
|
|
|
/// \param nRRow int jumlah titik grid pada arah radial
|
|
|
|
|
/// \param nZColumn int jumlah titik grid pada arah z
|
|
|
|
|
/// \param phiSlice int jumlah titik grid pada arah sudut (phi)
|
|
|
|
|
/// \param maxIteration int jumlah iterasi maksimum pada multigrud
|
|
|
|
|
/// \param symmetry int nilai simetri (tidak dipakai)
|
|
|
|
|
void PoissonSolver3DCylindricalGPU::PoissonMultiGrid3D2D(float *VPotential, float * RhoChargeDensities, int nRRow, |
|
|
|
|
int nZColumn, int phiSlice, int symmetry) { |
|
|
|
|
|
|
|
|
|
@ -112,8 +168,12 @@ void PoissonSolver3DCylindricalGPU::PoissonMultiGrid3D2D(float *VPotential, floa |
|
|
|
|
delete[] iparam; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/// Helper untuk menset nilai V dari fungsi analitik (diperlukan untuk memastikan implementasi benar
|
|
|
|
|
/// \param exactSolution float * array 1D sebesar nRRow * nZColumn * phiSlice
|
|
|
|
|
///
|
|
|
|
|
/// \param nRRow int jumlah titik grid pada arah radial
|
|
|
|
|
/// \param nZColumn int jumlah titik grid pada arah z
|
|
|
|
|
/// \param phiSlice int jumlah titik grid pada arah sudut (phi)
|
|
|
|
|
void PoissonSolver3DCylindricalGPU::SetExactSolution(float*exactSolution,int nRRow, int nZColumn, int phiSlice) { |
|
|
|
|
fNRRow = nRRow; |
|
|
|
|
fNZColumn = nZColumn; |
|
|
|
|
|
rifki sadikin
6 years ago