X-Git-Url: http://git.megacz.com/?p=anneal.git;a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fqfat%2Fgeom%2FPoint.java;h=f011243748bee0ff0ba919050183ac67a84a4a54;hp=cf44573a38a7515fc2d0cc50b4cded6646af1b3b;hb=00235327934dbc5ffaf5b09cbda538ee0d3686e8;hpb=de2400d58116bd995e73baf7a429e22def1e4067

diff --git a/src/edu/berkeley/qfat/geom/Point.java b/src/edu/berkeley/qfat/geom/Point.java
index cf44573..f011243 100644
--- a/src/edu/berkeley/qfat/geom/Point.java
+++ b/src/edu/berkeley/qfat/geom/Point.java
@@ -3,7 +3,7 @@ import javax.media.opengl.*;
 import javax.media.opengl.glu.*;
 
 /** point in 3-space; immutable */
-public final class Point extends HasPoint implements HasBoundingBox {
+public final class Point implements HasBoundingBox, AffineConstraint, HasPoint {
 
     public static final Point ZERO = new Point(0,0,0);
 
@@ -33,5 +33,15 @@ public final class Point extends HasPoint implements HasBoundingBox {
     public float getMinY() { return y; }
     public float getMaxZ() { return z; }
     public float getMinZ() { return z; }
+
+    public Point getProjection(Point p) { return this; }
+    public AffineConstraint intersect(AffineConstraint c, float epsilon) {
+        Point p2 = c.getProjection(this);
+        if (p2==null) return AffineConstraint.NONE;
+        if (p2.distance(this) <= epsilon) return this;
+        return AffineConstraint.NONE;
+    }
+    public AffineConstraint multiply(Matrix m) { return m.times(this); }
+
 }