org.simantics.plant3d/src/org/simantics/plant3d/geometry/ReducerGeometryProvider.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.TopoDS_Shape;
   8 import org.simantics.db.Resource;
   9 import org.simantics.g3d.math.MathTools;
  10 import org.simantics.opencascade.OccTriangulator;
  11
  12 public class ReducerGeometryProvider extends BuiltinGeometryProvider  {
  13
  14         public ReducerGeometryProvider(Resource resource) {
  15                 super(resource);
  16         }
  17
  18         private double radius = 0.01;
  19         private double radius2 = 0.02;
  20
  21         @Override
  22         public Collection<TopoDS_Shape> getModel() throws Exception {
  23 //              GP_Circ circ = new GP_Circ(new double[]{-length*0.5, 0.0, 0.0,1.0,0.0,0.0}, radius);
  24 //              GP_Circ circ2 = new GP_Circ(new double[]{length*0.5, 0.0, 0.0,1.0,0.0,0.0}, radius2);
  25 //              System.out.println("Reducer " + length  + " " + radius + " " + radius2);
  26                 double length = Math.max(0.1, Math.abs(radius-radius2)*4.0);
  27                 TopoDS_Shape shape;
  28                 if (Math.abs(radius-radius2) < MathTools.NEAR_ZERO) {
  29                         shape = OccTriangulator.makeCylinder(new double[] {-length*0.5, 0.0, 0.0}, new double[] { 1.0, 0.0, 0.0 }, radius, length);
  30                 } else {
  31                         shape = OccTriangulator.makeCone(new double[] {-length*0.5, 0.0, 0.0}, new double[] { 1.0, 0.0, 0.0 }, radius,radius2, length);
  32                 }
  33                 return Collections.singletonList(shape);
  34         }
  35
  36         @Override
  37         public void setProperties(Map<String, Object> props) {
  38
  39
  40                 if (props.containsKey("radius")) {
  41                         radius = (Double)props.get("radius");
  42                 }
  43                 if (props.containsKey("radius2")) {
  44                         radius2 = (Double)props.get("radius2");
  45                 }
  46
  47
  48
  49         }
  50
  51         @Override
  52         public void updateCalculatedProperties(Map<String, Object> returnProps) {
  53                 returnProps.put("length", Math.max(0.1, Math.abs(radius-radius2)*4.0));
  54
  55         }
  56
  57 }