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

   1 package org.simantics.plant3d.geometry;
   2
   3 import java.util.Collection;
   4 import java.util.Collections;
   5 import java.util.Map;
   6
   7 import org.jcae.opencascade.jni.BRepBuilderAPI_MakeEdge;
   8 import org.jcae.opencascade.jni.BRepBuilderAPI_MakeFace;
   9 import org.jcae.opencascade.jni.BRepBuilderAPI_MakeWire;
  10 import org.jcae.opencascade.jni.BRepPrimAPI_MakeRevol;
  11 import org.jcae.opencascade.jni.GC_MakeArcOfCircle;
  12 import org.jcae.opencascade.jni.GC_MakeSegment;
  13 import org.jcae.opencascade.jni.TopoDS_Edge;
  14 import org.jcae.opencascade.jni.TopoDS_Face;
  15 import org.jcae.opencascade.jni.TopoDS_Shape;
  16 import org.jcae.opencascade.jni.TopoDS_Wire;
  17 import org.simantics.db.Resource;
  18 import org.simantics.g3d.math.MathTools;
  19 import org.simantics.opencascade.OccTriangulator;
  20
  21 public class HorizontalTankGeometryProvider extends BuiltinGeometryProvider  {
  22
  23         public HorizontalTankGeometryProvider(Resource resource) {
  24                 super(resource);
  25         }
  26
  27         private double length = 1.0;
  28         private double radius = 0.2;
  29
  30         @Override
  31         public Collection<TopoDS_Shape> getModel() throws Exception {
  32                 if (radius < MathTools.NEAR_ZERO || length < MathTools.NEAR_ZERO)
  33                         return Collections.emptyList();
  34                 double p0[] = new double[]{ length*0.50,        0.0,0.0};
  35                 double p1[] = new double[]{ length*0.488, radius*0.6,0.0};
  36                 double p2[] = new double[]{ length*0.46,     radius,0.0};
  37                 double p3[] = new double[]{-length*0.46,     radius,0.0};
  38                 double p4[] = new double[]{-length*0.488, radius*0.6,0.0};
  39                 double p5[] = new double[]{-length*0.50,        0.0,0.0};
  40
  41                 GC_MakeArcOfCircle m1 = new GC_MakeArcOfCircle(p0,p1,p2);
  42                 GC_MakeSegment s1 = new GC_MakeSegment(p2,p3);
  43                 GC_MakeArcOfCircle m2 = new GC_MakeArcOfCircle(p3,p4,p5);
  44
  45                 BRepBuilderAPI_MakeEdge edge = new BRepBuilderAPI_MakeEdge(m1.value());
  46                 TopoDS_Edge e1 = (TopoDS_Edge)edge.shape();
  47                 edge.delete();
  48
  49                 edge = new BRepBuilderAPI_MakeEdge(s1.value());
  50                 TopoDS_Edge e2 = (TopoDS_Edge)edge.shape();
  51                 edge.delete();
  52
  53                 edge = new BRepBuilderAPI_MakeEdge(m2.value());
  54                 TopoDS_Edge e3 = (TopoDS_Edge)edge.shape();
  55                 edge.delete();
  56
  57                 BRepBuilderAPI_MakeWire wire =  new BRepBuilderAPI_MakeWire(e1,e2,e3);
  58                 TopoDS_Wire w = (TopoDS_Wire)wire.shape();
  59                 wire.delete();
  60
  61                 BRepBuilderAPI_MakeFace face = new BRepBuilderAPI_MakeFace(w);
  62                 TopoDS_Face F = (TopoDS_Face) face.shape();
  63                 face.delete();
  64
  65                 BRepPrimAPI_MakeRevol revol = new BRepPrimAPI_MakeRevol(F,new double[]{0.0,0.0,0.0,1.0,0.0,0.0});
  66                 TopoDS_Shape shape = revol.shape();
  67                 revol.delete();
  68
  69                 m1.delete();
  70                 s1.delete();
  71                 m2.delete();
  72                 e1.delete();
  73                 e2.delete();
  74                 e3.delete();
  75                 w.delete();
  76                 F.delete();
  77
  78                 TopoDS_Shape shape2 = OccTriangulator.makeTranslation(shape, 0.0, radius, 0.0);
  79                 shape.delete();
  80                 TopoDS_Shape box = OccTriangulator.makeBox(-length*0.4, 0.0, -radius*0.5, -length*0.3, radius, radius*0.5);
  81                 shape = OccTriangulator.makeFuse(shape2, box);
  82                 shape2.delete();
  83                 box.delete();
  84                 box = OccTriangulator.makeBox(length*0.3, 0.0, -radius*0.5, length*0.4, radius, radius*0.5);
  85                 shape2 = OccTriangulator.makeFuse(shape, box);
  86                 shape.delete();
  87                 box.delete();
  88
  89                 return Collections.singletonList(shape2);
  90         }
  91
  92         @Override
  93         public void setProperties(Map<String, Object> props) {
  94                 if (props.containsKey("length"))
  95                         length = (Double)props.get("length");
  96                 if (props.containsKey("radius")) {
  97                         radius = (Double)props.get("radius");
  98                 }
  99
 100         }
 101
 102 }