org.simantics.plant3d/src/org/simantics/plant3d/geometry/VerticalTankGeometryProvider.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
  20 public class VerticalTankGeometryProvider extends BuiltinGeometryProvider  {
  21
  22         public VerticalTankGeometryProvider(Resource resource) {
  23                 super(resource);
  24         }
  25
  26         private double height = 1.0;
  27         private double radius = 0.2;
  28
  29         @Override
  30         public Collection<TopoDS_Shape> getModel() throws Exception {
  31                 if (radius < MathTools.NEAR_ZERO || height < MathTools.NEAR_ZERO)
  32                         return Collections.emptyList();
  33
  34                 double p0[] = new double[]{       0.0,     height,0.0};
  35                 double p1[] = new double[]{radius*0.6,height*0.98,0.0};
  36                 double p2[] = new double[]{    radius,height*0.94,0.0};
  37                 double p3[] = new double[]{    radius,        0.0,0.0};
  38                 double p4[] = new double[]{       0.0,        0.0,0.0};
  39
  40                 GC_MakeArcOfCircle m1 = new GC_MakeArcOfCircle(p0,p1,p2);
  41                 GC_MakeSegment s1 = new GC_MakeSegment(p2,p3);
  42                 GC_MakeSegment s2 = new GC_MakeSegment(p3,p4);
  43
  44                 BRepBuilderAPI_MakeEdge edge = new BRepBuilderAPI_MakeEdge(m1.value());
  45                 TopoDS_Edge e1 = (TopoDS_Edge)edge.shape();
  46                 edge.delete();
  47
  48                 edge = new BRepBuilderAPI_MakeEdge(s1.value());
  49                 TopoDS_Edge e2 = (TopoDS_Edge)edge.shape();
  50                 edge.delete();
  51
  52                 edge = new BRepBuilderAPI_MakeEdge(s2.value());
  53                 TopoDS_Edge e3 = (TopoDS_Edge)edge.shape();
  54                 edge.delete();
  55
  56                 BRepBuilderAPI_MakeWire wire =  new BRepBuilderAPI_MakeWire(e1,e2,e3);
  57                 TopoDS_Wire w = (TopoDS_Wire)wire.shape();
  58                 wire.delete();
  59
  60                 BRepBuilderAPI_MakeFace face = new BRepBuilderAPI_MakeFace(w);
  61                 TopoDS_Face F = (TopoDS_Face) face.shape();
  62                 face.delete();
  63
  64                 BRepPrimAPI_MakeRevol revol = new BRepPrimAPI_MakeRevol(F,new double[]{0.0,0.0,0.0,0.0,1.0,0.0});
  65                 TopoDS_Shape shape = revol.shape();
  66                 revol.delete();
  67
  68                 m1.delete();
  69                 s1.delete();
  70                 s2.delete();
  71                 e1.delete();
  72                 e2.delete();
  73                 e3.delete();
  74                 w.delete();
  75                 F.delete();
  76
  77                 return Collections.singletonList(shape);
  78         }
  79
  80         @Override
  81         public void setProperties(Map<String, Object> props) {
  82                 if (props.containsKey("height"))
  83                         height = (Double)props.get("height");
  84                 if (props.containsKey("radius")) {
  85                         radius = (Double)props.get("radius");
  86                 }
  87
  88         }
  89
  90 }