[Bprocessor-commit] model/src/net/sourceforge/bprocessor/model Space.java, 1.63, 1.64

[Michael L. <he...@us...>]

Update of /cvsroot/bprocessor/model/src/net/sourceforge/bprocessor/model
In directory sc8-pr-cvs3.sourceforge.net:/tmp/cvs-serv22012/src/net/sourceforge/bprocessor/model

Modified Files:
	Space.java 
Log Message:
Envelope computation

Index: Space.java
===================================================================
RCS file: /cvsroot/bprocessor/model/src/net/sourceforge/bprocessor/model/Space.java,v
retrieving revision 1.63
retrieving revision 1.64
diff -C2 -d -r1.63 -r1.64
*** Space.java	18 Sep 2006 08:19:25 -0000	1.63
--- Space.java	19 Sep 2006 09:17:44 -0000	1.64
***************
*** 1240,1243 ****
--- 1240,1256 ----
      }
      if (container) {
+       result.addAll(collectInterior());
+     }
+     return result;
+   }
+   
+   /**
+    * 
+    * @return the interior set of vertices
+    */
+   public Set collectInterior() {
+     Set result = new HashSet();
+     Iterator it;
+     if (container) {
        it = elements.values().iterator();
        while (it.hasNext()) {
***************
*** 1537,1540 ****
--- 1550,1616 ----
    }
    
+   /**
+    * Calculate the envelope
+    */
+   public void computeEnvelope() {
+     Collection vertices = collectInterior();
+     double xmin = Double.MAX_VALUE;
+     double xmax = Double.MIN_VALUE;
+     double ymin = Double.MAX_VALUE;
+     double ymax = Double.MIN_VALUE;
+     double zmin = Double.MAX_VALUE;
+     double zmax = Double.MIN_VALUE;
+     Iterator iter = vertices.iterator();
+     while (iter.hasNext()) {
+       Vertex current = (Vertex) iter.next();
+       double x = current.getX();
+       double y = current.getY();
+       double z = current.getZ();
+       if (x < xmin) {
+         xmin = x;
+       }
+       if (x > xmax) {
+         xmax = x;
+       }
+       if (y < ymin) {
+         ymin = y;
+       }
+       if (y > ymax) {
+         ymax = y;
+       }
+       if (z < zmin) {
+         zmin = z;
+       }
+       if (z > zmax) {
+         zmax = z;
+       }
+     }
+     Vertex p4 = new Vertex(xmin, ymin, zmin);
+     Vertex p3 = new Vertex (xmin, ymax, zmin);
+     Vertex p2 = new Vertex(xmax, ymax, zmin);
+     Vertex p1 = new Vertex(xmax, ymin, zmin);
+     getOwner().insert(p1);
+     getOwner().insert(p2);
+     getOwner().insert(p3);
+     getOwner().insert(p4);
+     Edge e1 = new Edge(p1, p2);
+     Edge e2 = new Edge(p2, p3);
+     Edge e3 = new Edge(p3, p4);
+     Edge e4 = new Edge(p4, p1);
+     getOwner().insert(e1);
+     getOwner().insert(e2);
+     getOwner().insert(e3);
+     getOwner().insert(e4);
+     List edges = new LinkedList();
+     edges.add(e1);
+     edges.add(e2);
+     edges.add(e3);
+     edges.add(e4);
+     Surface bottom = new Surface(edges);
+     getOwner().insert(bottom);
+     bottom.setFrontDomain(this);
+     bottom.extrude(zmax - zmin, new HashSet());
+   }
+   
    /** 
     * Finds out if this space is closed or not.