| Directory: | ./ |
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| File: | Model/elasticStringModel.cpp |
| Date: | 2024-04-14 07:32:34 |
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| Lines: | 26 | 26 | 100.0% |
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| 1 | // ______ ______ _ _ _____ ______ | ||
| 2 | // | ____| ____| | (_)/ ____| | ____| | ||
| 3 | // | |__ | |__ | | _| (___ ___| |__ | ||
| 4 | // | __| | __| | | | |\___ \ / __| __| | ||
| 5 | // | | | |____| |____| |____) | (__| |____ | ||
| 6 | // |_| |______|______|_|_____/ \___|______| | ||
| 7 | // Finite Elements for Life Sciences and Engineering | ||
| 8 | // | ||
| 9 | // License: LGL2.1 License | ||
| 10 | // FELiScE default license: LICENSE in root folder | ||
| 11 | // | ||
| 12 | // Main authors: | ||
| 13 | // | ||
| 14 | |||
| 15 | // System includes | ||
| 16 | |||
| 17 | // External includes | ||
| 18 | |||
| 19 | // Project includes | ||
| 20 | #include "Model/elasticStringModel.hpp" | ||
| 21 | |||
| 22 | namespace felisce{ | ||
| 23 |
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8 | ElasticStringModel::ElasticStringModel():Model() { |
| 24 |
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8 | m_name = "Elastic String Model"; |
| 25 | 8 | } | |
| 26 | |||
| 27 | |||
| 28 | 16 | ElasticStringModel::~ElasticStringModel() = default; | |
| 29 | |||
| 30 | |||
| 31 | 8 | void ElasticStringModel::initializeDerivedModel() { | |
| 32 | // Here, std::set the initial condition for example | ||
| 33 | 8 | } | |
| 34 | |||
| 35 | |||
| 36 | 240 | void ElasticStringModel::forward() { | |
| 37 | // Write solution for postprocessing (if required) | ||
| 38 | 240 | writeSolution(); | |
| 39 | |||
| 40 | // Advance time step. | ||
| 41 | 240 | updateTime(); | |
| 42 | |||
| 43 | // Print time information | ||
| 44 | 240 | printNewTimeIterationBanner(); | |
| 45 | |||
| 46 | // rhs for the first iteration | ||
| 47 | // if (m_fstransient->iteration == 1) | ||
| 48 | // m_linearProblem[0]->vector().set(-10.); | ||
| 49 | |||
| 50 | // Assembly loop on elements. | ||
| 51 | 240 | m_linearProblem[0]->assembleMatrixRHSBD(MpiInfo::rankProc()); | |
| 52 | |||
| 53 | // Apply boundary conditions. | ||
| 54 | 240 | m_linearProblem[0]->finalizeEssBCTransient(); | |
| 55 | 240 | m_linearProblem[0]->applyBC(FelisceParam::instance().essentialBoundaryConditionsMethod, MpiInfo::rankProc()); | |
| 56 | |||
| 57 | // Set the displacement velocity to d^{n-1} | ||
| 58 | 240 | m_dispTimeRHS.copyFrom(m_linearProblem[0]->solution()); | |
| 59 | |||
| 60 | |||
| 61 | // Solve the linear system | ||
| 62 | 240 | m_linearProblem[0]->solve(MpiInfo::rankProc(), MpiInfo::numProc()); | |
| 63 | |||
| 64 | // Compute the displacement time rhs -> (2 * d^n - d^{n-1}) | ||
| 65 | 240 | m_dispTimeRHS.axpby(2., -1, m_linearProblem[0]->solution()); | |
| 66 | |||
| 67 | // Gather the solutions | ||
| 68 | 240 | m_linearProblem[0]->gatherSolution(); | |
| 69 | 240 | m_linearProblem[0]->gatherVector(m_dispTimeRHS, m_seqDispTimeRHS); | |
| 70 | 240 | } | |
| 71 | |||
| 72 | |||
| 73 | 8 | void ElasticStringModel::setExternalVec() { | |
| 74 | // allocate the parallel displacement velocity | ||
| 75 | 8 | m_dispTimeRHS.duplicateFrom(m_linearProblem[0]->solution()); | |
| 76 |
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8 | m_dispTimeRHS.set(0.); |
| 77 | |||
| 78 | // allocate the serial displacement velocity | ||
| 79 | 8 | m_seqDispTimeRHS.duplicateFrom(m_linearProblem[0]->sequentialSolution()); | |
| 80 |
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8 | m_seqDispTimeRHS.set(0.); |
| 81 | |||
| 82 | // communicate the serial displacement velocity to the linear problem | ||
| 83 | 8 | m_linearProblem[0]->pushBackExternalVec(m_seqDispTimeRHS); | |
| 84 | 8 | } | |
| 85 | } | ||
| 86 |