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C++ API

Function File: PlotNodeNumber(...)

To display node numbers in a mesh

Parameters

Th : mesh structure

Optional parameters (of type addParameter)

'BackgroundColor'

RGB value to set the background color. Default value is [1 1 1] (white).

'FontSize'

(integer) To set the font size of node numbers. Default value is 10.

'Color'

(array of doubles) To set the RGB value of number color. Default value is [0 0 0] (black).

'C'

(integer) shift for node numbering (equal to 0 or 1). Default value is 0. If C=0, node numbering goes from 1 to Th.nq else from 0 to Th.nq-1.

Examples 

  Th=GetMeshOpt('meshes/disque4-1-3.msh');
  PlotNodeNumber(Th);

Example with ’Color’ 

  PlotNodeNumber(Th,'Color',[1 0 0]);

See also: GetMeshOpt, PlotMesh.

Demonstration 1

The following code

 Th=GetMeshOpt('disque4-1-4.msh',2);
 PlotMesh(Th,'Color','brown');
 PlotNodeNumber(Th,'Color',[0 0 0],'FontSize',12);

Produces the following figure

Figure 1

Demonstration 2

The following code

 Th=GetMeshOpt('Ring-3.msh',2);
 PlotBounds(Th);
 PlotMesh(Th,'Color','brown');
 PlotNodeNumber(Th,'Color',[0 0 0],'FontSize',12);

Produces the following figure

Figure 1

Package: ovisumesh