C++ (Cpp) InteractionsGraph::is_vertex Examples

Example #1

File: BlockCSRMatrix.cpp Project: radarsat1/siconos

// Fill the SparseMat
void BlockCSRMatrix::fill(SP::InteractionsGraph indexSet)
{
  // ======> Aim: find inter1 and inter2 both in indexSets[level] and which
  // have common DynamicalSystems.  Then get the corresponding matrix
  // from map blocks.

  assert(indexSet);

  // Number of blocks in a row = number of active constraints.
  _nr = indexSet->size();

  // (re)allocate memory for ublas matrix
  _blockCSR->resize(_nr, _nr, false);

  _diagsize0->resize(_nr);
  _diagsize1->resize(_nr);

  // === Loop through "active" Interactions (ie present in
  // indexSets[level]) ===


  int sizeV = 0;

  InteractionsGraph::VIterator vi, viend;
  for (std11::tie(vi, viend) = indexSet->vertices();
       vi != viend; ++vi)
  {
    SP::Interaction inter = indexSet->bundle(*vi);

    assert(inter->nonSmoothLaw()->size() > 0);

    sizeV  += inter->nonSmoothLaw()->size();
    (*_diagsize0)[indexSet->index(*vi)] = sizeV;
    (*_diagsize1)[indexSet->index(*vi)] = sizeV;
    assert((*_diagsize0)[indexSet->index(*vi)] > 0);
    assert((*_diagsize1)[indexSet->index(*vi)] > 0);

    (*_blockCSR)(indexSet->index(*vi), indexSet->index(*vi)) =
      indexSet->properties(*vi).block->getArray();
  }

  InteractionsGraph::EIterator ei, eiend;
  for (std11::tie(ei, eiend) = indexSet->edges();
       ei != eiend; ++ei)
  {
    InteractionsGraph::VDescriptor vd1 = indexSet->source(*ei);
    InteractionsGraph::VDescriptor vd2 = indexSet->target(*ei);
    SP::Interaction inter1 = indexSet->bundle(vd1);
    SP::Interaction inter2 = indexSet->bundle(vd2);

    assert(indexSet->index(vd1) < _nr);
    assert(indexSet->index(vd2) < _nr);

    assert(indexSet->is_vertex(inter2));

    assert(vd2 == indexSet->descriptor(inter2));
    assert(indexSet->index(vd2) == indexSet->index(indexSet->descriptor(inter2)));


    unsigned int pos = indexSet->index(vd1);
    unsigned int col = indexSet->index(vd2);

    assert(pos != col);

    (*_blockCSR)(std::min(pos, col), std::max(pos, col)) =
      indexSet->properties(*ei).upper_block->getArray();

    (*_blockCSR)(std::max(pos, col), std::min(pos, col)) =
      indexSet->properties(*ei).lower_block->getArray();
  }
  DEBUG_EXPR(display(););

Example #2

File: OSNSMatrix.cpp Project: radarsat1/siconos

// Fill the matrix
void OSNSMatrix::fill(SP::InteractionsGraph indexSet, bool update)
{
  DEBUG_BEGIN("void OSNSMatrix::fill(SP::InteractionsGraph indexSet, bool update)\n");
  assert(indexSet);

  if (update)
  {
    // Computes _dimRow and interactionBlocksPositions according to indexSet
    _dimColumn = updateSizeAndPositions(indexSet);
    _dimRow = _dimColumn;
  }

  if (_storageType == NM_DENSE)
  {

    // === Memory allocation, if required ===
    // Mem. is allocate only if !M or if its size has changed.
    if (update)
    {
      if (! _M1)
        _M1.reset(new SimpleMatrix(_dimRow, _dimColumn));
      else
      {
        if (_M1->size(0) != _dimRow || _M1->size(1) != _dimColumn)
          _M1->resize(_dimRow, _dimColumn);
        _M1->zero();
      }
    }

    // ======> Aim: find inter1 and inter2 both in indexSet and which have
    // common DynamicalSystems.  Then get the corresponding matrix
    // from map interactionBlocks, and copy it into M

    unsigned int pos = 0, col = 0; // index position used for
    // interactionBlock copy into M, see
    // below.
    // === Loop through "active" Interactions (ie present in
    // indexSets[level]) ===
    InteractionsGraph::VIterator vi, viend;
    for (std11::tie(vi, viend) = indexSet->vertices();
         vi != viend; ++vi)
    {
      SP::Interaction inter = indexSet->bundle(*vi);
      pos = inter->absolutePosition();

      std11::static_pointer_cast<SimpleMatrix>(_M1)
      ->setBlock(pos, pos, *indexSet->properties(*vi).block);
      DEBUG_PRINTF("OSNSMatrix _M1: %i %i\n", _M1->size(0), _M1->size(1));
      DEBUG_PRINTF("OSNSMatrix block: %i %i\n", indexSet->properties(*vi).block->size(0), indexSet->properties(*vi).block->size(1));
    }

    InteractionsGraph::EIterator ei, eiend;
    for (std11::tie(ei, eiend) = indexSet->edges();
         ei != eiend; ++ei)
    {
      InteractionsGraph::VDescriptor vd1 = indexSet->source(*ei);
      InteractionsGraph::VDescriptor vd2 = indexSet->target(*ei);

      SP::Interaction inter1 = indexSet->bundle(vd1);
      SP::Interaction inter2 = indexSet->bundle(vd2);

      pos = inter1->absolutePosition();

      assert(indexSet->is_vertex(inter2));

      col = inter2->absolutePosition();


      assert(pos < _dimRow);
      assert(col < _dimColumn);

      DEBUG_PRINTF("OSNSMatrix _M1: %i %i\n", _M1->size(0), _M1->size(1));
      DEBUG_PRINTF("OSNSMatrix upper: %i %i\n", indexSet->properties(*ei).upper_block->size(0), indexSet->properties(*ei).upper_block->size(1));
      DEBUG_PRINTF("OSNSMatrix lower: %i %i\n", indexSet->properties(*ei).lower_block->size(0), indexSet->properties(*ei).lower_block->size(1));

      assert(indexSet->properties(*ei).lower_block);
      assert(indexSet->properties(*ei).upper_block);
      std11::static_pointer_cast<SimpleMatrix>(_M1)
      ->setBlock(std::min(pos, col), std::max(pos, col),
                 *indexSet->properties(*ei).upper_block);

      std11::static_pointer_cast<SimpleMatrix>(_M1)
      ->setBlock(std::max(pos, col), std::min(pos, col),
                 *indexSet->properties(*ei).lower_block);
    }

  }
  else if (_storageType == NM_SPARSE_BLOCK)
  {
    if (! _M2)
    {
      DEBUG_PRINT("Reset _M2 shared pointer using new BlockCSRMatrix(indexSet) \n ");
      _M2.reset(new BlockCSRMatrix(indexSet));

    }
    else
    {
      DEBUG_PRINT("fill existing _M2\n");
      _M2->fill(indexSet);
    }
  }

  if (update)
    convert();
  DEBUG_END("void OSNSMatrix::fill(SP::InteractionsGraph indexSet, bool update)\n");
}