org.jcae.opencascade/doc/Example1.java

   1 import org.jcae.opencascade.jni.*;
   2
   3 /**
   4  * Create a square with an attached free edge
   5  * @author Jerome Robert
   6  */
   7 public class Example1
   8 {
   9         public static void main(String[] args)
  10         {
  11                 // The plate
  12                 double[] p1=new double[]{0, 0, 0};
  13                 double[] p2=new double[]{0, 1, 0};
  14                 double[] p3=new double[]{1, 1, 0};
  15                 double[] p4=new double[]{1, 0, 0};
  16                 double[] p5=new double[]{0.5, 0.5, 0};
  17                 double[] p6=new double[]{0.5, 0.5, 1};
  18
  19                 TopoDS_Edge edge1=(TopoDS_Edge) new BRepBuilderAPI_MakeEdge(p1,p2).shape();
  20                 TopoDS_Edge edge2=(TopoDS_Edge) new BRepBuilderAPI_MakeEdge(p2,p3).shape();
  21                 TopoDS_Edge edge3=(TopoDS_Edge) new BRepBuilderAPI_MakeEdge(p3,p4).shape();
  22                 TopoDS_Edge edge4=(TopoDS_Edge) new BRepBuilderAPI_MakeEdge(p4,p1).shape();
  23
  24                 TopoDS_Wire wirePlate=
  25                         (TopoDS_Wire) new BRepBuilderAPI_MakeWire(edge1, edge2, edge3, edge4).shape();
  26
  27                 TopoDS_Face face=(TopoDS_Face) new BRepBuilderAPI_MakeFace(wirePlate, true).shape();
  28
  29                 // The wire
  30                 TopoDS_Vertex vertex1=(TopoDS_Vertex) new BRepBuilderAPI_MakeVertex(p5).shape();
  31                 TopoDS_Vertex vertex2=(TopoDS_Vertex) new BRepBuilderAPI_MakeVertex(p6).shape();
  32                 TopoDS_Edge freeEdge=(TopoDS_Edge) new BRepBuilderAPI_MakeEdge(vertex1,vertex2).shape();
  33
  34                 //Connect the wire to the plate
  35                 BRep_Builder bb=new BRep_Builder();
  36                 bb.add(face, vertex1);
  37
  38                 //Put everything in a compound
  39                 TopoDS_Compound compound=new TopoDS_Compound();
  40                 bb.makeCompound(compound);
  41                 bb.add(compound, freeEdge);
  42                 bb.add(compound, face);
  43
  44                 //Write to to a file
  45                 BRepTools.write(compound, "/tmp/test.brep");
  46         }
  47 }