org.simantics.plant3d/src/org/simantics/plant3d/geometry/StraightGeometryProvider.java

   1 package org.simantics.plant3d.geometry;
   2
   3 import java.util.ArrayList;
   4 import java.util.List;
   5 import java.util.Map;
   6
   7 import javax.vecmath.Point3d;
   8 import javax.vecmath.Tuple3d;
   9 import javax.vecmath.Vector3d;
  10
  11 import org.simantics.db.Resource;
  12 import org.simantics.g3d.math.MathTools;
  13 import org.simantics.g3d.shape.Mesh;
  14 import org.simantics.g3d.shape.Tube;
  15
  16 //public class StraightGeometryProvider extends BuiltinGeometryProvider {
  17 public class StraightGeometryProvider extends BuiltinMeshProvider {
  18
  19         public StraightGeometryProvider(Resource resource) {
  20                 super(resource);
  21         }
  22
  23         private double length = 1.0;
  24         private double radius = 0.01;
  25
  26 //      @Override
  27 //      public Collection<TopoDS_Shape> getModel() throws Exception {
  28 //              TopoDS_Shape shape = OccTriangulator.makeCylinder(new double[] {-length*0.5, 0.0, 0.0}, new double[] { 1.0, 0.0, 0.0 }, radius, length);
  29 //              System.out.println("Create straight l:" + length + " r:" + radius);
  30 //              return Collections.singletonList(shape);
  31 //      }
  32
  33         @Override
  34         public Mesh getMesh() {
  35                 if (length < .0001 || radius < MathTools.NEAR_ZERO )
  36                         return null;
  37                 Tube tube = new Tube();
  38                 tube.setResolution(16);
  39                 List<Tuple3d> vertices = new ArrayList<Tuple3d>();
  40                 List<Double> radius = new ArrayList<Double>();
  41                 List<Vector3d> tangents = new ArrayList<Vector3d>();
  42                 vertices.add(new Point3d(-length*0.5, 0.0, 0.0));
  43                 vertices.add(new Point3d( length*0.5, 0.0, 0.0));
  44                 radius.add(this.radius);
  45                 radius.add(this.radius);
  46                 tangents.add(new Vector3d(1.0,0.0,0.0));
  47                 tangents.add(new Vector3d(1.0,0.0,0.0));
  48                 tube.setVertices(vertices);
  49                 tube.setRadiis(radius);
  50                 tube.setTangents(tangents);
  51                 tube.setCap(false);
  52                 return tube.create();
  53         }
  54
  55         @Override
  56         public void setProperties(Map<String, Object> props) {
  57                 if (props.containsKey("length"))
  58                         length = (Double)props.get("length");
  59                 if (props.containsKey("radius")) {
  60                         radius = (Double)props.get("radius");
  61                 }
  62                 if (length < 0.0)
  63                         length = 0.0;
  64                 if (radius < MathTools.NEAR_ZERO)
  65                         radius = MathTools.NEAR_ZERO;
  66
  67         }
  68
  69
  70
  71 }