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
|
