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26 results

Socket.cpp

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  • Forked from gmsh / gmsh
    Source project has a limited visibility.
    GEntity.cpp 2.98 KiB
    // Gmsh - Copyright (C) 1997-2016 C. Geuzaine, J.-F. Remacle
    //
    // See the LICENSE.txt file for license information. Please report all
    // bugs and problems to the public mailing list <gmsh@onelab.info>.
    
    #include <sstream>
    #include "GModel.h"
    #include "GEntity.h"
    #include "MElement.h"
    #include "VertexArray.h"
    #include "Context.h"
    #include "GVertex.h"
    #include "GEdge.h"
    #include "GFace.h"
    #include "GRegion.h"
    
    GEntity::GEntity(GModel *m,int t)
      : _model(m), _tag(t),_meshMaster(this),_visible(1), _selection(0),
        _allElementsVisible(1), _obb(0), va_lines(0), va_triangles(0)
    {
      _color = CTX::instance()->packColor(0, 0, 255, 0);
    }
    
    void GEntity::deleteVertexArrays()
    {
      if(va_lines) delete va_lines; va_lines = 0;
      if(va_triangles) delete va_triangles; va_triangles = 0;
    }
    
    char GEntity::getVisibility()
    {
      if(CTX::instance()->hideUnselected && !CTX::instance()->pickElements &&
         !getSelection() && geomType() != ProjectionFace)
        return false;
      return _visible;
    }
    
    bool GEntity::useColor()
    {
      int r = CTX::instance()->unpackRed(_color);
      int g = CTX::instance()->unpackGreen(_color);
      int b = CTX::instance()->unpackBlue(_color);
      int a = CTX::instance()->unpackAlpha(_color);
      if(r == 0 && g == 0 && b == 255 && a == 0)
        return false;
      return true;
    }
    
    std::string GEntity::getInfoString()
    {
      std::ostringstream sstream;
      sstream << getTypeString() << " " << tag();
    
      std::string info = getAdditionalInfoString();
      if(info.size()) sstream << " " << info;
    
      if(physicals.size()){
        sstream << " (Physical:";
        for(unsigned int i = 0; i < physicals.size(); i++)
          sstream << " " << physicals[i];
        sstream << ")";
      }
    
      return sstream.str();
    }
    
    GVertex *GEntity::cast2Vertex() { return dynamic_cast<GVertex*>(this); }
    GEdge *GEntity::cast2Edge() { return dynamic_cast<GEdge*>(this); }
    GFace *GEntity::cast2Face() { return dynamic_cast<GFace*>(this); }
    GRegion *GEntity::cast2Region() { return dynamic_cast<GRegion*>(this); }
    
    // sets the entity m from which the mesh will be copied
    void GEntity::setMeshMaster(GEntity* gMaster)
    {
      if (gMaster->dim() != dim()){
        Msg::Error("Model entity %d of dimension %d cannot"
                   "be the mesh master of entity %d of dimension %d",
                   gMaster->tag(),gMaster->dim(),tag(),dim());
        return;
      }
      _meshMaster = gMaster;
    }
    
    void GEntity::setMeshMaster(GEntity* gMaster,const std::vector<double>& tfo)
    {
      if (gMaster->dim() != dim()){
        Msg::Error("Model entity %d of dimension %d cannot"
                   "be the mesh master of entity %d of dimension %d",
                   gMaster->tag(),gMaster->dim(),tag(),dim());
        return;
      }
    
      if (tfo.size() != 16) {
        Msg::Error("Periodicity transformation from entity %d to %d (dim %d) has %d components"
                   ", while 16 are required",
                   gMaster->tag(),tag(),gMaster->dim(),tfo.size());
        return;
      }
    
      affineTransform = tfo;
      _meshMaster = gMaster;
    }
    
    // gets the entity from which the mesh will be copied
    GEntity* GEntity::meshMaster() const { return _meshMaster; }