VP1CylindricalGrid::Imp Class Reference

Collaboration diagram for VP1CylindricalGrid::Imp:

Public Member Functions
	Imp (VP1CylindricalGrid *, SoSeparator *attachsep)
void	rebuild3DObjects ()
void	updateColour ()

Public Attributes
VP1CylindricalGrid *	theclass
SoSeparator *	attachSep
bool	shown
SbColor4f	colourAndTransp
double	extent
double	spacing
SoSeparator *	sep
SoPackedColor *	circlecol

Detailed Description

Definition at line 35 of file VP1CylindricalGrid.cxx.

Constructor & Destructor Documentation

Imp()

VP1CylindricalGrid::Imp::Imp	(	VP1CylindricalGrid *	tc,
		SoSeparator *	attachsep
	)

Definition at line 74 of file VP1CylindricalGrid.cxx.

  : theclass(tc), attachSep(as), shown(false),
    colourAndTransp(SbColor4f(1,1,1,1)),extent(10), spacing(1),
    sep(0), circlecol(0)
{
  attachSep->ref();
}

Member Function Documentation

rebuild3DObjects()

void VP1CylindricalGrid::Imp::rebuild3DObjects

(

)

Definition at line 83 of file VP1CylindricalGrid.cxx.

{
  theclass->messageVerbose("(Re)building 3D objects");
 
  if (sep) {
    sep->removeAllChildren();
  } else {
    sep = new SoSeparator;
    sep->ref();
  }
 
  const bool save = sep->enableNotify(false);
 
  int nmax; double distmax;
  if (!VP1Floor::calcParsFromExtentAndSpacing( theclass, extent, spacing, 20/*max lines*/, nmax, distmax )) {
    nmax = 10;
    distmax = 10*SYSTEM_OF_UNITS::m;
    theclass->message("ERROR: Problems calculating nmax/distmax.");
  }
 
  if (!circlecol) {
    circlecol = new SoPackedColor();
    circlecol->ref();
  }
 
  //Add circles:
  sep->addChild(circlecol);
 
  for (int ir=1;ir<=nmax;++ir) {
    SoNode * circle = VP1QtInventorUtils::createCircle(ir*spacing);
    SoSeparator * s = new SoSeparator;
    SoTranslation *t1= new SoTranslation();
    t1->translation.setValue(0.0,0.0,-distmax-spacing);
    s->addChild(t1);
    for (int iz = -nmax; iz<=nmax; ++iz) {
      SoTranslation *t2= new SoTranslation();
      t2->translation.setValue(0.0,0.0,spacing);
      s->addChild(t2);
      s->addChild(circle);
    }
    sep->addChild(s);
  }
 
  //Add lines:
 
  SoVertexProperty * grid_cylindrical_vertices = new SoVertexProperty();
 
  int ivert(0);
  int nsublines(0);
  static const double invsqrttwo = 1.0/sqrt(2.0);
  for (int ir=1;ir<=nmax;++ir) {
    double r = ir*spacing;
    double r2 = r*invsqrttwo;
    grid_cylindrical_vertices->vertex.set1Value(ivert++,r,0,-distmax);
    grid_cylindrical_vertices->vertex.set1Value(ivert++,r,0,+distmax);
    grid_cylindrical_vertices->vertex.set1Value(ivert++,0,r,-distmax);
    grid_cylindrical_vertices->vertex.set1Value(ivert++,0,r,+distmax);
    grid_cylindrical_vertices->vertex.set1Value(ivert++,-r,0,-distmax);
    grid_cylindrical_vertices->vertex.set1Value(ivert++,-r,0,+distmax);
    grid_cylindrical_vertices->vertex.set1Value(ivert++,0,-r,-distmax);
    grid_cylindrical_vertices->vertex.set1Value(ivert++,0,-r,+distmax);
    grid_cylindrical_vertices->vertex.set1Value(ivert++,r2,r2,-distmax);
    grid_cylindrical_vertices->vertex.set1Value(ivert++,r2,r2,+distmax);
    grid_cylindrical_vertices->vertex.set1Value(ivert++,r2,-r2,-distmax);
    grid_cylindrical_vertices->vertex.set1Value(ivert++,r2,-r2,+distmax);
    grid_cylindrical_vertices->vertex.set1Value(ivert++,-r2,r2,-distmax);
    grid_cylindrical_vertices->vertex.set1Value(ivert++,-r2,r2,+distmax);
    grid_cylindrical_vertices->vertex.set1Value(ivert++,-r2,-r2,-distmax);
    grid_cylindrical_vertices->vertex.set1Value(ivert++,-r2,-r2,+distmax);
    nsublines+=8;
  }
 
  grid_cylindrical_vertices->materialBinding=SoMaterialBinding::OVERALL;
  grid_cylindrical_vertices->normalBinding=SoNormalBinding::OVERALL;
  SoLineSet * line = new SoLineSet();
  line->numVertices.enableNotify(FALSE);
  line->numVertices.setNum(nsublines);
  for (int i=0;i<nsublines;++i)
    line->numVertices.set1Value(i,2);
  line->vertexProperty = grid_cylindrical_vertices;
  line->numVertices.enableNotify(TRUE);
  line->numVertices.touch();
 
  sep->addChild(line);
  updateColour();
 
  if (save) {
    sep->enableNotify(true);
    sep->touch();
  }
 
}

updateColour()

void VP1CylindricalGrid::Imp::updateColour

(

)

Definition at line 177 of file VP1CylindricalGrid.cxx.

{
  theclass->messageVerbose("Updating packed colour");
  if (circlecol)
    circlecol->orderedRGBA = colourAndTransp.getPackedValue();
  if (!sep||sep->getNumChildren()<1)
    return;
  SoNode * n = sep->getChild(0);
  if (!n||n->getTypeId()!=SoLineSet::getClassTypeId())
    return;
  SoLineSet * line = static_cast<SoLineSet*>(n);
  SoVertexProperty * vertices = static_cast<SoVertexProperty *>(line->vertexProperty.getValue());
  if (vertices)
    vertices->orderedRGBA = colourAndTransp.getPackedValue();
}

Member Data Documentation

attachSep

SoSeparator* VP1CylindricalGrid::Imp::attachSep

Definition at line 40 of file VP1CylindricalGrid.cxx.

circlecol

SoPackedColor* VP1CylindricalGrid::Imp::circlecol

Definition at line 48 of file VP1CylindricalGrid.cxx.

colourAndTransp

SbColor4f VP1CylindricalGrid::Imp::colourAndTransp

Definition at line 43 of file VP1CylindricalGrid.cxx.

extent

double VP1CylindricalGrid::Imp::extent

Definition at line 44 of file VP1CylindricalGrid.cxx.

sep

SoSeparator* VP1CylindricalGrid::Imp::sep

Definition at line 47 of file VP1CylindricalGrid.cxx.

shown

bool VP1CylindricalGrid::Imp::shown

Definition at line 42 of file VP1CylindricalGrid.cxx.

spacing

double VP1CylindricalGrid::Imp::spacing

Definition at line 45 of file VP1CylindricalGrid.cxx.

theclass

VP1CylindricalGrid* VP1CylindricalGrid::Imp::theclass

Definition at line 39 of file VP1CylindricalGrid.cxx.

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The documentation for this class was generated from the following file:

• VP1CylindricalGrid.cxx