[Bprocessor-commit] model/src/net/sourceforge/bprocessor/model Vertex.java,1.3,1.4

[rimestad <rim...@us...>]

Update of /cvsroot/bprocessor/model/src/net/sourceforge/bprocessor/model
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv27231/model

Modified Files:
	Vertex.java 
Log Message:
Added methods for dot and corss products

Index: Vertex.java
===================================================================
RCS file: /cvsroot/bprocessor/model/src/net/sourceforge/bprocessor/model/Vertex.java,v
retrieving revision 1.3
retrieving revision 1.4
diff -C2 -d -r1.3 -r1.4
*** Vertex.java	28 Jul 2005 06:48:54 -0000	1.3
--- Vertex.java	5 Aug 2005 10:40:58 -0000	1.4
***************
*** 8,11 ****
--- 8,12 ----
  
  import java.io.Serializable;
+ import java.util.Set;
  
  import org.apache.log4j.Logger;
***************
*** 163,166 ****
--- 164,228 ----
  
    /**
+    * returns the edges connected to this vertex
+    * @return The connected vertexes
+    */
+   public Set getEdges() {
+     return EdgeFacade.getInstance().findByVertex(this);
+   }
+ 
+   /**
+    * scales the vertex by the the given double 
+    * @param scale The scale
+    */
+   public void scale(double scale) {
+     setX(getX() * scale);
+     setY(getY() * scale);
+     setZ(getZ() * scale);
+   }
+ 
+   /**
+    * Method that computes this - the give vertex
+    * @param v The Vertex to minus with
+    * @return the difference between this and v
+    */
+   public Vertex minus(Vertex v) {
+     Vertex res = new Vertex("minus");
+     res.setX(this.getX() - v.getX());
+     res.setY(this.getY() - v.getY());
+     res.setZ(this.getZ() - v.getZ());
+     return res;
+   }
+ 
+   /**
+    * Computates the cross product with this and the given vertex
+    * @param v The Vertex to cross with
+    * @return The Crossproduct
+    */
+   public Vertex cross(Vertex v) {
+     Vertex cross = new Vertex("cross");
+     cross.setX(this.getY() * v.getZ() - v.getY() * this.getZ());
+     cross.setY(this.getZ() * v.getX() - v.getZ() * this.getX());
+     cross.setZ(this.getX() * v.getY() - v.getX() * this.getY());
+     return cross;
+   }
+ 
+   /**
+    * Computates the dot product with this and the given vertex
+    * @param v The Vertex to dot product with
+    * @return The dot product
+    */
+   public double dot(Vertex v) {
+     return this.getX() * v.getX() + this.getY() * v.getY() + this.getZ() * v.getZ();
+   }
+ 
+   /**
+    * compute the lengt of the vertex
+    * @return the length of the vertex
+    */
+   public double length() {
+     return Math.sqrt(Math.abs(getX() * getX() + getY() * getY() + getZ() * getZ()));
+   }
+ 
+   /**
     * Return the hash code of the object
     * @return The hash