org.simantics.plant3d/src/org/simantics/plant3d/geometry/CapGeometryProvider.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 CapGeometryProvider extends BuiltinGeometryProvider {
  21
  22         public CapGeometryProvider(Resource resource) {
  23                 super(resource);
  24         }
  25
  26         private double radius = 0.01;
  27
  28         @Override
  29         public Collection<TopoDS_Shape> getModel() throws Exception {
  30 //              TopoDS_Shape cyl = OccTriangulator.makeCylinder(new double[] {0.0, 0.0, 0.0}, new double[] { 1.0, 0.0, 0.0 }, radius, radius*0.25);
  31 //              return Collections.singletonList(cyl);
  32                 double length = radius * 0.5;
  33                 double p0[] = new double[]{    length,        0.0,0.0};
  34                 double p1[] = new double[]{length*0.8, radius*0.6,0.0};
  35                 double p2[] = new double[]{length*0.5,     radius,0.0};
  36                 double p3[] = new double[]{       0.0,     radius,0.0};
  37                 double p4[] = new double[]{       0.0,        0.0,0.0};
  38                 GC_MakeArcOfCircle m1 = new GC_MakeArcOfCircle(p0,p1,p2);
  39                 GC_MakeSegment s1 = new GC_MakeSegment(p2,p3);
  40                 GC_MakeSegment s2 = new GC_MakeSegment(p3,p4);
  41
  42                 BRepBuilderAPI_MakeEdge edge = new BRepBuilderAPI_MakeEdge(m1.value());
  43                 TopoDS_Edge e1 = (TopoDS_Edge)edge.shape();
  44                 edge.delete();
  45
  46                 edge = new BRepBuilderAPI_MakeEdge(s1.value());
  47                 TopoDS_Edge e2 = (TopoDS_Edge)edge.shape();
  48                 edge.delete();
  49
  50                 edge = new BRepBuilderAPI_MakeEdge(s2.value());
  51                 TopoDS_Edge e3 = (TopoDS_Edge)edge.shape();
  52                 edge.delete();
  53
  54                 BRepBuilderAPI_MakeWire wire =  new BRepBuilderAPI_MakeWire(e1,e2,e3);
  55                 TopoDS_Wire w = (TopoDS_Wire)wire.shape();
  56                 wire.delete();
  57
  58                 BRepBuilderAPI_MakeFace face = new BRepBuilderAPI_MakeFace(w);
  59                 TopoDS_Face F = (TopoDS_Face) face.shape();
  60                 face.delete();
  61
  62                 BRepPrimAPI_MakeRevol revol = new BRepPrimAPI_MakeRevol(F,new double[]{0.0,0.0,0.0,1.0,0.0,0.0});
  63                 TopoDS_Shape shape = revol.shape();
  64                 revol.delete();
  65
  66                 m1.delete();
  67                 s1.delete();
  68                 s2.delete();
  69                 e1.delete();
  70                 e2.delete();
  71                 e3.delete();
  72                 w.delete();
  73                 F.delete();
  74
  75                 return Collections.singletonList(shape);
  76         }
  77
  78         @Override
  79         public void setProperties(Map<String, Object> props) {
  80                 if (props.containsKey("radius")) {
  81                         radius = (Double)props.get("radius");
  82                 }
  83                 if (radius < MathTools.NEAR_ZERO)
  84                         radius = MathTools.NEAR_ZERO;
  85
  86         }
  87
  88         @Override
  89         public void updateCalculatedProperties(Map<String, Object> returnProps) {
  90                 returnProps.put("length", radius*4);
  91
  92         }
  93
  94
  95
  96 }