示例#1
0
PViewData *GMSH_PostPlugin::getPossiblyAdaptiveData(PView *view)
{
  if(!view) return 0;
  PViewData *data = view->getData();
  if(data->getAdaptiveData() && data->getNumTimeSteps() > 1)
    Msg::Warning("Using adapted data from view '%s': only the current time step (%d/%d) "
                 "is available to the plugin", view->getData()->getName().c_str(),
                 view->getOptions()->timeStep, data->getNumTimeSteps());
  return view->getData(true);
}
示例#2
0
// This version sends VArrays using MPI
static void computeAndSendVertexArrays()
{
  // compute...
  for(unsigned int i = 0; i < PView::list.size(); i++)
    PView::list[i]->fillVertexArrays();

  // ...and send
  int nbArrays = PView::list.size()* 4;
  MPI_Send(&nbArrays, 1, MPI_INT, 0, MPI_GMSH_DATA_READY, MPI_COMM_WORLD);

  for(unsigned int i = 0; i < PView::list.size(); i++){
    PView *p = PView::list[i];
    PViewData *data = p->getData();
    PViewOptions *opt = p->getOptions();
    double min = data->getMin(), max = data->getMax();
    if(opt->rangeType == PViewOptions::PerTimeStep){
      min = data->getMin(opt->timeStep);
      max = data->getMax(opt->timeStep);
    }
    VertexArray *va[4] =
      {p->va_points, p->va_lines, p->va_triangles, p->va_vectors};
    for(int type = 0; type < 4; type++){
      if(va[type]){
        int len;
        char *str = va[type]->toChar
          (p->getTag(), data->getName(), type + 1, min, max,
           data->getNumTimeSteps(), data->getTime(opt->timeStep),
           data->getBoundingBox(), len);
        MPI_Send(&len, 1, MPI_INT, 0, MPI_GMSH_VARRAY_LEN, MPI_COMM_WORLD);
        MPI_Send(str, len, MPI_CHAR, 0, MPI_GMSH_VARRAY, MPI_COMM_WORLD);
        delete [] str;
      }
    }
  }
}
示例#3
0
static void computeAndSendVertexArrays(GmshClient *client, bool compute=true)
{
  for(unsigned int i = 0; i < PView::list.size(); i++){
    PView *p = PView::list[i];
    if(compute) p->fillVertexArrays();
    PViewData *data = p->getData();
    PViewOptions *opt = p->getOptions();
    double min = data->getMin(), max = data->getMax();
    if(opt->rangeType == PViewOptions::PerTimeStep){
      min = data->getMin(opt->timeStep);
      max = data->getMax(opt->timeStep);
    }
    VertexArray *va[4] =
      {p->va_points, p->va_lines, p->va_triangles, p->va_vectors};
    for(int type = 0; type < 4; type++){
      if(va[type]){
        int len;
        char *str = va[type]->toChar
          (p->getTag(), data->getName(), type + 1, min, max,
           data->getNumTimeSteps(), data->getTime(opt->timeStep),
           data->getBoundingBox(), len);
        client->SendMessage(GmshSocket::GMSH_VERTEX_ARRAY, len, str);
        delete [] str;
      }
    }
  }
}
示例#4
0
static void drawScaleLabel(drawContext *ctx, PView *p, double xmin, double ymin,
                           double width, double height, double tic, int horizontal)
{
  PViewOptions *opt = p->getOptions();
  PViewData *data;

  // requested by Laurent: but is this really what we should be doing?
  if(opt->externalViewIndex >= 0 && opt->externalViewIndex < (int)PView::list.size())
    data = PView::list[opt->externalViewIndex]->getData();
  else
    data = p->getData();

  drawContext::global()->setFont(CTX::instance()->glFontEnum,
                                 CTX::instance()->glFontSize);
  double font_h = drawContext::global()->getStringHeight();

  char label[1024];

  int nt = data->getNumTimeSteps();
  if((opt->showTime == 1 && nt > 1) || opt->showTime == 2){
    char tmp[256];
    sprintf(tmp, opt->format.c_str(), data->getTime(opt->timeStep));
    sprintf(label, "%s (%s)", data->getName().c_str(), tmp);
  }
  else if((opt->showTime == 3 && nt > 1) || opt->showTime == 4){
    sprintf(label, "%s (%d/%d)", data->getName().c_str(), opt->timeStep,
            data->getNumTimeSteps() - 1);
  }
  else
    sprintf(label, "%s", data->getName().c_str());

  if(horizontal){
    glRasterPos2d(xmin + width / 2., ymin + height + tic + 1.4 * font_h);
    ctx->drawString(label, CTX::instance()->glFontTitle,
                    CTX::instance()->glFontEnumTitle,
                    CTX::instance()->glFontSizeTitle, 1);
  }
  else{
    glRasterPos2d(xmin, ymin - 2 * font_h);
    ctx->drawString(label, CTX::instance()->glFontTitle,
                    CTX::instance()->glFontEnumTitle,
                    CTX::instance()->glFontSizeTitle, 0);
  }
}
示例#5
0
PView *GMSH_MathEvalPlugin::execute(PView *view)
{
  int timeStep = (int)MathEvalOptions_Number[0].def;
  int iView = (int)MathEvalOptions_Number[1].def;
  int otherTimeStep = (int)MathEvalOptions_Number[2].def;
  int iOtherView = (int)MathEvalOptions_Number[3].def;
  int forceInterpolation = (int)MathEvalOptions_Number[4].def;
  int physicalRegion = (int)MathEvalOptions_Number[5].def;
  std::vector<std::string> expr(9);
  for(int i = 0; i < 9; i++) expr[i] = MathEvalOptions_String[i].def;

  PView *v1 = getView(iView, view);
  if(!v1) return view;
  PViewData *data1 = getPossiblyAdaptiveData(v1);

  if(data1->hasMultipleMeshes()){
    Msg::Error("MathEval plugin cannot be applied to multi-mesh views");
    return view;
  }

  PView *otherView = v1;
  if(iOtherView >= 0){
    otherView = getView(iOtherView, view);
    if(!otherView){
      Msg::Error("MathEval plugin could not find other view %i", iOtherView);
      return view;
    }
  }

  PViewData *otherData = getPossiblyAdaptiveData(otherView);
  if(otherData->hasMultipleMeshes()){
    Msg::Error("MathEval plugin cannot be applied to multi-mesh views");
    return view;
  }

  if(otherTimeStep < 0 && otherData->getNumTimeSteps() != data1->getNumTimeSteps()){
    Msg::Error("Number of time steps don't match: using step 0");
    otherTimeStep = 0;
  }
  else if(otherTimeStep > otherData->getNumTimeSteps() - 1){
    Msg::Error("Invalid time step (%d) in View[%d]: using step 0 instead",
               otherTimeStep, otherView->getIndex());
    otherTimeStep = 0;
  }

  int numComp2;
  if(expr[3].size() || expr[4].size() || expr[5].size() ||
     expr[6].size() || expr[7].size() || expr[8].size()){
    numComp2 = 9;
    for(int i = 0; i < 9; i++)
      if(expr[i].empty()) expr[i] = "0";
  }
  else if(expr[1].size() || expr[2].size()){
    numComp2 = 3;
    for(int i = 0; i < 3; i++)
      if(expr[i].empty()) expr[i] = "0";
  }
  else{
    numComp2 = 1;
  }
  expr.resize(numComp2);

  const char *names[] =
    { "x", "y", "z", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v8",
      "w0", "w1", "w2", "w3", "w4", "w5", "w6", "w7", "w8" };
  unsigned int numVariables = sizeof(names) / sizeof(names[0]);
  std::vector<std::string> variables(numVariables);
  for(unsigned int i = 0; i < numVariables; i++) variables[i] = names[i];
  mathEvaluator f(expr, variables);
  if(expr.empty()) return view;
  std::vector<double> values(numVariables), res(numComp2);

  OctreePost *octree = 0;
  if(forceInterpolation ||
     (data1->getNumEntities() != otherData->getNumEntities()) ||
     (data1->getNumElements() != otherData->getNumElements())){
    Msg::Info("Other view based on different grid: interpolating...");
    octree = new OctreePost(otherView);
  }

  PView *v2 = new PView();
  PViewDataList *data2 = getDataList(v2);

  if(timeStep < 0){
    timeStep = - data1->getNumTimeSteps();
  }
  else if(timeStep > data1->getNumTimeSteps() - 1){
    Msg::Error("Invalid time step (%d) in View[%d]: using all steps instead",
               timeStep, v1->getIndex());
    timeStep = - data1->getNumTimeSteps();
  }

  int firstNonEmptyStep =  data1->getFirstNonEmptyTimeStep();
  int timeBeg = (timeStep < 0) ? firstNonEmptyStep : timeStep;
  int timeEnd = (timeStep < 0) ? -timeStep : timeStep + 1;
  for(int ent = 0; ent < data1->getNumEntities(timeBeg); ent++){
    bool ok = (physicalRegion <= 0);
    if(physicalRegion > 0){
      GEntity *ge = data1->getEntity(timeBeg, ent);
      if(ge){
        std::vector<int>::iterator it = std::find
          (ge->physicals.begin(), ge->physicals.end(), physicalRegion);
        ok = (it != ge->physicals.end());
      }
    }
    if(!ok) continue;
    for(int ele = 0; ele < data1->getNumElements(timeBeg, ent); ele++){
      if(data1->skipElement(timeBeg, ent, ele)) continue;
      int numNodes = data1->getNumNodes(timeBeg, ent, ele);
      int type = data1->getType(timeBeg, ent, ele);
      int numComp = data1->getNumComponents(timeBeg, ent, ele);
      int otherNumComp = (!otherData || octree) ? 9 :
        otherData->getNumComponents(timeBeg, ent, ele);
      std::vector<double> *out = data2->incrementList(numComp2, type, numNodes);
      std::vector<double> v(std::max(9, numComp), 0.);
      std::vector<double> w(std::max(9, otherNumComp), 0.);
      std::vector<double> x(numNodes), y(numNodes), z(numNodes);
      for(int nod = 0; nod < numNodes; nod++)
        data1->getNode(timeBeg, ent, ele, nod, x[nod], y[nod], z[nod]);
      for(int nod = 0; nod < numNodes; nod++) out->push_back(x[nod]);
      for(int nod = 0; nod < numNodes; nod++) out->push_back(y[nod]);
      for(int nod = 0; nod < numNodes; nod++) out->push_back(z[nod]);
      for(int step = timeBeg; step < timeEnd; step++){
	if(!data1->hasTimeStep(step)) continue;
        int step2 = (otherTimeStep < 0) ? step : otherTimeStep;
        for(int nod = 0; nod < numNodes; nod++){
          for(int comp = 0; comp < numComp; comp++)
            data1->getValue(step, ent, ele, nod, comp, v[comp]);
          if(otherData){
            if(octree){
              int qn = forceInterpolation ? numNodes : 0;
              if(!octree->searchScalar(x[nod], y[nod], z[nod], &w[0], step2,
                                       0, qn, &x[0], &y[0], &z[0]))
                if(!octree->searchVector(x[nod], y[nod], z[nod], &w[0], step2,
                                         0, qn, &x[0], &y[0], &z[0]))
                  octree->searchTensor(x[nod], y[nod], z[nod], &w[0], step2,
                                       0, qn, &x[0], &y[0], &z[0]);
            }
            else
              for(int comp = 0; comp < otherNumComp; comp++)
                otherData->getValue(step2, ent, ele, nod, comp, w[comp]);
          }
          values[0] = x[nod]; values[1] = y[nod]; values[2] = z[nod];
          for(int i = 0; i < 9; i++) values[3 + i] = v[i];
          for(int i = 0; i < 9; i++) values[12 + i] = w[i];
          if(f.eval(values, res)){
            for(int i = 0; i < numComp2; i++)
              out->push_back(res[i]);
          }
          else{
            goto end;
          }
        }
      }
    }
  }

 end:
  if(octree) delete octree;

  if(timeStep < 0){
    for(int i = firstNonEmptyStep; i < data1->getNumTimeSteps(); i++) {
      if(!data1->hasTimeStep(i)) continue;
      data2->Time.push_back(data1->getTime(i));
    }
  }
  else
    data2->Time.push_back(data1->getTime(timeStep));

  data2->setName(data1->getName() + "_MathEval");
  data2->setFileName(data1->getName() + "_MathEval.pos");
  data2->finalize();

  return v2;
}
示例#6
0
void drawContext::drawScale()
{
  glPushMatrix();
  glLoadIdentity();

  double size = std::max(_right -_left, _top - _bottom);
  double width = size / 3.5;
  double height = size / 10.;
  double dh = height / 5;

	// Draw the scale bar
  int nPview = 0;
  for(int i=0; i<PView::list.size();i++){
    PView *p = PView::list[i];
    PViewOptions *opt = p->getOptions();
    if(!opt->visible) continue;
    PViewData *data = p->getData();

    double box = width / (opt->nbIso ? opt->nbIso : 1);
    double xmin = _left + (_right - _left - width)/2.;
    double ymin = _bottom + 0.7 * height + height * nPview;

    std::vector<GLfloat> vertex(opt->nbIso*3*4);
    std::vector<GLubyte> color(opt->nbIso*4*4);
    for(int i = 0; i < opt->nbIso; i++){
      if(opt->intervalsType == PViewOptions::Discrete ||
         opt->intervalsType == PViewOptions::Numeric){
        unsigned int col = opt->getColor(i, opt->nbIso);
        color[i*4*4+0] = color[i*4*4+4] = color[i*4*4+8] = color[i*4*4+12] =
          (GLubyte)CTX::instance()->unpackRed(col);
        color[i*4*4+1] = color[i*4*4+5] = color[i*4*4+9] = color[i*4*4+13] =
          (GLubyte)CTX::instance()->unpackGreen(col);
        color[i*4*4+2] = color[i*4*4+6] = color[i*4*4+10] = color[i*4*4+14] =
          (GLubyte)CTX::instance()->unpackBlue(col);
        color[i*4*4+3] = color[i*4*4+7] = color[i*4*4+11] = color[i*4*4+15] =
          (GLubyte)CTX::instance()->unpackAlpha(col);
        vertex[i*3*4+0] = xmin + i * box;
        vertex[i*3*4+1] = ymin;
        vertex[i*3*4+2] = 0.;
        vertex[i*3*4+3] = xmin + i * box;
        vertex[i*3*4+4] = ymin + dh;
        vertex[i*3*4+5] = 0.;
        vertex[i*3*4+6] = xmin + (i + 1) * box;
        vertex[i*3*4+7] = ymin;
        vertex[i*3*4+8] = 0.;
        vertex[i*3*4+9] = xmin + (i + 1) * box;
        vertex[i*3*4+10] = ymin + dh;
        vertex[i*3*4+11] = 0.;
      }
      else if(opt->intervalsType == PViewOptions::Continuous){
        double dv = (opt->tmpMax - opt->tmpMin) / (opt->nbIso ? opt->nbIso : 1);
        double v1 = opt->tmpMin + i * dv;
        unsigned int col1 = opt->getColor(v1, opt->tmpMin, opt->tmpMax, true);
        color[i*4*4+0] = color[i*4*4+4] = (GLubyte)CTX::instance()->unpackRed(col1);
        color[i*4*4+1] = color[i*4*4+5] = (GLubyte)CTX::instance()->unpackGreen(col1);
        color[i*4*4+2] = color[i*4*4+6] = (GLubyte)CTX::instance()->unpackBlue(col1);
        color[i*4*4+3] = color[i*4*4+7] = (GLubyte)CTX::instance()->unpackAlpha(col1);
        vertex[i*3*4+0] = xmin + i * box;
        vertex[i*3*4+1] = ymin;
        vertex[i*3*4+2] = 0.;
        vertex[i*3*4+3] = xmin + i * box;
        vertex[i*3*4+4] = ymin + dh;
        vertex[i*3*4+5] = 0.;
        double v2 = opt->tmpMin + (i + 1) * dv;
        unsigned int col2 = opt->getColor(v2, opt->tmpMin, opt->tmpMax, true);
        color[i*4*4+8] = color[i*4*4+12] = (GLubyte)CTX::instance()->unpackRed(col2);
        color[i*4*4+9] = color[i*4*4+13] = (GLubyte)CTX::instance()->unpackGreen(col2);
        color[i*4*4+10] = color[i*4*4+14] = (GLubyte)CTX::instance()->unpackBlue(col2);
        color[i*4*4+11] = color[i*4*4+15] = (GLubyte)CTX::instance()->unpackAlpha(col2);
        vertex[i*3*4+6] = xmin + (i + 1) * box;
        vertex[i*3*4+7] = ymin;
        vertex[i*3*4+8] = 0.;
        vertex[i*3*4+9] = xmin + (i + 1) * box;
        vertex[i*3*4+10] = ymin + dh;
        vertex[i*3*4+11] = 0.;
      }
      else{
        unsigned int col = opt->getColor(i, opt->nbIso);
        color[i*4*4+0] = color[i*4*4+4] = color[i*4*4+8] = color[i*4*4+12] =
          (GLubyte)CTX::instance()->unpackRed(col);
        color[i*4*4+1] = color[i*4*4+5] = color[i*4*4+9] = color[i*4*4+13] =
          (GLubyte)CTX::instance()->unpackGreen(col);
        color[i*4*4+2] = color[i*4*4+6] = color[i*4*4+10] = color[i*4*4+14] =
          (GLubyte)CTX::instance()->unpackBlue(col);
        color[i*4*4+3] = color[i*4*4+7] = color[i*4*4+11] = color[i*4*4+15] =
          (GLubyte)CTX::instance()->unpackAlpha(col);
        vertex[i*3*4+0] = xmin + i * box;
        vertex[i*3*4+1] = ymin;
        vertex[i*3*4+2] = 0.;
        vertex[i*3*4+3] = xmin + i * box;
        vertex[i*3*4+4] = ymin + dh;
        vertex[i*3*4+5] = 0.;
        vertex[i*3*4+6] = xmin + (i + 1) * box;
        vertex[i*3*4+7] = ymin;
        vertex[i*3*4+8] = 0.;
        vertex[i*3*4+9] = xmin + (i + 1) * box;
        vertex[i*3*4+10] = ymin + dh;
        vertex[i*3*4+11] = 0.;
      }
    }

    glVertexPointer(3, GL_FLOAT, 0, &vertex[0]);
    glEnableClientState(GL_VERTEX_ARRAY);
    glColorPointer(4, GL_UNSIGNED_BYTE, 0, &color[0]);
    glEnableClientState(GL_COLOR_ARRAY);
    if(opt->intervalsType == PViewOptions::Discrete ||
       opt->intervalsType == PViewOptions::Numeric ||
       opt->intervalsType == PViewOptions::Continuous)
      glDrawArrays(GL_TRIANGLE_STRIP, 0, opt->nbIso*4);
    else
      glDrawArrays(GL_LINES, 0, opt->nbIso*4);
    glDisableClientState(GL_COLOR_ARRAY);
    glDisableClientState(GL_VERTEX_ARRAY);

    char label[1024];
    int nt = data->getNumTimeSteps();
    if((opt->showTime == 1 && nt > 1) || opt->showTime == 2){
      char tmp[256];
      sprintf(tmp, opt->format.c_str(), data->getTime(opt->timeStep));
      sprintf(label, "%s (%s)", data->getName().c_str(), tmp);
    }
    else if((opt->showTime == 3 && nt > 1) || opt->showTime == 4){
      sprintf(label, "%s (%d/%d)", data->getName().c_str(), opt->timeStep,
              data->getNumTimeSteps() - 1);
    }
    else{
      sprintf(label, "%s", data->getName().c_str());
    }
    drawString lbl(label, 20 * _fontFactor);
    lbl.draw(xmin + width / 2, ymin + 2.8 * dh, 0.,
             _width/(_right-_left), _height/(_top-_bottom));

    drawString val(data->getName().c_str(), 15 * _fontFactor);
    for(int i = 0; i < 3; i++) {
      double v = opt->getScaleValue(i, 3, opt->tmpMin, opt->tmpMax);
      sprintf(label, opt->format.c_str(), v);
      val.setText(label);
      val.draw(xmin + i * width/ 2, ymin + 1.5 * dh, 0.,
               _width/(_right-_left), _height/(_top-_bottom));
    }
    nPview++;
  }
  glPopMatrix();
}
示例#7
0
PView *GMSH_Scal2VecPlugin::execute(PView *v)
{
  int iViewX = (int)Scal2VecOptions_Number[0].def;
  int iViewY = (int)Scal2VecOptions_Number[1].def;
  int iViewZ = (int)Scal2VecOptions_Number[2].def;
  std::string nameNewView = Scal2VecOptions_String[0].def;
  
  PView *vRef = 0, *vX = 0, *vY = 0, *vZ = 0;
  PViewData *dataRef = 0, *dataX = 0, *dataY = 0, *dataZ = 0;
  
  // Load data
  if(iViewX >= 0){
    vX = getView(iViewX, v);
    if(!vX){
      Msg::Error("Scal2Vec plugin could not find View X: %i", iViewX);
      return v;
    }
    dataX = vX->getData();
    if(!vRef){
      vRef = vX;
      dataRef = dataX;
    }
  }
  if(iViewY >= 0){
    vY = getView(iViewY, v);
    if(!vY){
      Msg::Error("Scal2Vec plugin could not find View Y: %i", iViewY);
      return v;
    }
    dataY = vY->getData();
    if(!vRef){
      vRef = vY;
      dataRef = dataY;
    }
  }
  if(iViewZ >= 0){
    vZ = getView(iViewZ, v);
    if(!vZ){
      Msg::Error("Scal2Vec plugin could not find View Z: %i", iViewZ);
      return v;
    }
    dataZ = vZ->getData();
    if(!vRef){
      vRef = vZ;
      dataRef = dataZ;
    }
  }
  if(!vRef){
    Msg::Error("Scal2Vec plugin could not find any view.", iViewZ);
    return v;
  }
  
  // Initialize the new view
  PView *vNew = new PView();
  PViewDataList *dataNew = getDataList(vNew);
  
  for(int ent = 0; ent < dataRef->getNumEntities(0); ent++){
    for(int ele = 0; ele < dataRef->getNumElements(0, ent); ele++){
      if(dataRef->skipElement(0, ent, ele)) continue;
      int numComp = 3; // The 3 components of the new view: x,y,z
      int type = dataRef->getType(0, ent, ele);
      int numNodes = dataRef->getNumNodes(0, ent, ele);
      std::vector<double> *out = dataNew->incrementList(numComp, type, numNodes); // Pointer in data of the new view
      if(!out) continue;
      double x[8], y[8], z[8], valX, valY, valZ;
      for(int nod = 0; nod < numNodes; nod++)
        dataRef->getNode(0, ent, ele, nod, x[nod], y[nod], z[nod]);
      int dim = dataRef->getDimension(0, ent, ele);
      elementFactory factory;
      element *element = factory.create(numNodes, dim, x, y, z);
      if(!element) continue;
      for(int nod = 0; nod < numNodes; nod++) out->push_back(x[nod]); // Save coordinates (x,y,z)
      for(int nod = 0; nod < numNodes; nod++) out->push_back(y[nod]);
      for(int nod = 0; nod < numNodes; nod++) out->push_back(z[nod]);
      for(int step = 0; step < dataRef->getNumTimeSteps(); step++){
        for(int nod = 0; nod < numNodes; nod++){
          if(vX) dataX->getValue(step, ent, ele, nod, 0, valX); else valX = 0;
          if(vY) dataY->getValue(step, ent, ele, nod, 0, valY); else valY = 0;
          if(vZ) dataZ->getValue(step, ent, ele, nod, 0, valZ); else valZ = 0;
          out->push_back(valX); // Save values (fx,fy,fz)
          out->push_back(valY);
          out->push_back(valZ);
        }
      }
      delete element;
    }
  }
  
  for(int step = 0; step < dataRef->getNumTimeSteps(); step++){
    if(dataRef->hasTimeStep(step)){
      double time = dataRef->getTime(step);
      dataNew->Time.push_back(time);
    }
  }
  
  dataNew->setName(nameNewView);
  dataNew->setFileName(nameNewView + ".pos");
  dataNew->finalize();
  
  return vNew;
}
示例#8
0
PView *GMSH_Scal2VecPlugin::execute(PView *v)
{
  // Load options
  int iView[3];
  for (int comp=0; comp<3; comp++)
    iView[comp] = (int)Scal2VecOptions_Number[comp].def;
  
  // Load data
  PView *vRef=0, *vComp[3];
  for (int comp=0; comp<3; comp++) {
    if (iView[comp]<0) vComp[comp] = 0;
    else {
      vComp[comp] = getView(iView[comp], v);
      if (!vComp[comp]) {
        Msg::Error("Scal2Vec plugin could not find View '%i'", iView[comp]);
        return v;
      }
      if (!vRef) vRef = vComp[comp];
    }
  }
  if (!vRef) {
    Msg::Error("Scal2Vec plugin could not find any view.");
    return v;
  }
  PViewData *dataRef = vRef->getData();
  
  // Initialize the new view
  PView *vNew = new PView();
  PViewDataList *dataNew = getDataList(vNew);
  
  int step0 = dataRef->getFirstNonEmptyTimeStep();
  for (int ent=0; ent < dataRef->getNumEntities(step0); ent++) {
    for (int ele=0; ele < dataRef->getNumElements(step0, ent); ele++) {
      if (dataRef->skipElement(step0, ent, ele)) continue;
      int type = dataRef->getType(step0, ent, ele);
      int numNodes = dataRef->getNumNodes(step0, ent, ele);
      std::vector<double> *out = dataNew->incrementList(3, type, numNodes); // Pointer in data of the new view
      if (!out) continue;
      double x[8], y[8], z[8];
      for (int nod=0; nod<numNodes; nod++)
        dataRef->getNode(step0, ent, ele, nod, x[nod], y[nod], z[nod]);
      int dim = dataRef->getDimension(step0, ent, ele);
      elementFactory factory;
      element *element = factory.create(numNodes, dim, x, y, z);
      if (!element) continue;
      for (int nod=0; nod<numNodes; nod++) out->push_back(x[nod]); // Save coordinates (x,y,z)
      for (int nod=0; nod<numNodes; nod++) out->push_back(y[nod]);
      for (int nod=0; nod<numNodes; nod++) out->push_back(z[nod]);
      for (int step=step0; step < dataRef->getNumTimeSteps(); step++) {
        if (!dataRef->hasTimeStep(step)) continue;
        for (int nod=0; nod<numNodes; nod++) {
          for (int comp=0; comp<3; comp++) {
            double val=0.;
            if(vComp[comp]) vComp[comp]->getData()->getValue(step, ent, ele, nod, 0, val);
            out->push_back(val); // Save value
          }
        }
      }
      delete element;
    }
  }
  
  for (int step=step0; step < dataRef->getNumTimeSteps(); step++) {
    if (!dataRef->hasTimeStep(step)) continue;
    dataNew->Time.push_back(dataRef->getTime(step));
  }
  
  std::string nameNewView = Scal2VecOptions_String[0].def;
  dataNew->setName(nameNewView);
  dataNew->setFileName(nameNewView + ".pos");
  dataNew->finalize();
  
  return vNew;
}
示例#9
0
PView *GMSH_LevelsetPlugin::execute(PView *v)
{
  // for adapted views we can only run the plugin on one step at a time
  if(v->getData()->getAdaptiveData()){
    PViewOptions *opt = v->getOptions();
    v->getData()->getAdaptiveData()->changeResolution
      (opt->timeStep, _recurLevel, _targetError, this);
    v->setChanged(true);
  }

  PViewData *vdata = getPossiblyAdaptiveData(v), *wdata;
  if(_valueView < 0) {
    wdata = vdata;
  }
  else if(_valueView > (int)PView::list.size() - 1){
    Msg::Error("View[%d] does not exist: reverting to View[%d]",
               _valueView, v->getIndex());
    wdata = vdata;
  }
  else{
    wdata = getPossiblyAdaptiveData(PView::list[_valueView]);
  }

  // sanity checks
  if(vdata->getNumEntities() != wdata->getNumEntities() ||
     vdata->getNumElements() != wdata->getNumElements()){
    Msg::Error("Incompatible views");
    return v;
  }
  if(_valueTimeStep >= wdata->getNumTimeSteps()) {
    Msg::Error("Wrong time step %d in view", _valueTimeStep);
    return v;
  }

  // Force creation of one view per time step if we have multi meshes
  if(vdata->hasMultipleMeshes()) _valueIndependent = 0;

  double x[8], y[8], z[8], levels[8];
  double scalarValues[8] = {0., 0., 0., 0., 0., 0., 0., 0.};

  if(_valueIndependent) {
    // create a single output view containing the (possibly
    // multi-step) levelset
    int firstNonEmptyStep = vdata->getFirstNonEmptyTimeStep();
    PViewDataList *out = getDataList(new PView());
    for(int ent = 0; ent < vdata->getNumEntities(firstNonEmptyStep); ent++){
      for(int ele = 0; ele < vdata->getNumElements(firstNonEmptyStep, ent); ele++){
        if(vdata->skipElement(firstNonEmptyStep, ent, ele)) continue;
        for(int nod = 0; nod < vdata->getNumNodes(firstNonEmptyStep, ent, ele); nod++){
          vdata->getNode(firstNonEmptyStep, ent, ele, nod, x[nod], y[nod], z[nod]);
          levels[nod] = levelset(x[nod], y[nod], z[nod], 0.);
        }
        _cutAndAddElements(vdata, wdata, ent, ele, -1, _valueTimeStep, x, y, z,
                           levels, scalarValues, out);
      }
    }
    out->setName(vdata->getName() + "_Levelset");
    out->setFileName(vdata->getFileName() + "_Levelset.pos");
    out->finalize();
  }
  else{
    // create one view per timestep
    for(int step = 0; step < vdata->getNumTimeSteps(); step++){
      if(!vdata->hasTimeStep(step)) continue;
      PViewDataList *out = getDataList(new PView());
      for(int ent = 0; ent < vdata->getNumEntities(step); ent++){
        for(int ele = 0; ele < vdata->getNumElements(step, ent); ele++){
          if(vdata->skipElement(step, ent, ele)) continue;
          for(int nod = 0; nod < vdata->getNumNodes(step, ent, ele); nod++){
            vdata->getNode(step, ent, ele, nod, x[nod], y[nod], z[nod]);
            vdata->getScalarValue(step, ent, ele, nod, scalarValues[nod]);
            levels[nod] = levelset(x[nod], y[nod], z[nod], scalarValues[nod]);
          }
          int wstep = (_valueTimeStep < 0) ? step : _valueTimeStep;
          _cutAndAddElements(vdata, wdata, ent, ele, step, wstep, x, y, z,
                             levels, scalarValues, out);
        }
      }
      char tmp[246];
      sprintf(tmp, "_Levelset_%d", step);
      out->setName(vdata->getName() + tmp);
      out->setFileName(vdata->getFileName() + tmp + ".pos");
      out->finalize();
    }
  }

  return 0;
}