X-Git-Url: http://git.megacz.com/?p=anneal.git;a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fqfat%2Fgeom%2FTriangle.java;h=df7c463aeed105a22609325fb08e300c20197d95;hp=0ed9d398a71ddfe4ecd3b7a0c94671c8a65e0a0c;hb=0f9ce20a060db6537a47b549cbf24fd268699ac6;hpb=f569231a23ceb2881c9720a8e8711c7aaaed05d4

diff --git a/src/edu/berkeley/qfat/geom/Triangle.java b/src/edu/berkeley/qfat/geom/Triangle.java
index 0ed9d39..df7c463 100644
--- a/src/edu/berkeley/qfat/geom/Triangle.java
+++ b/src/edu/berkeley/qfat/geom/Triangle.java
@@ -1,7 +1,7 @@
 package edu.berkeley.qfat.geom;
 import javax.media.opengl.*;
 
-public abstract class Triangle {
+public abstract class Triangle implements HasBoundingBox {
     public abstract Point p1();
     public abstract Point p2();
     public abstract Point p3();
@@ -30,4 +30,24 @@ public abstract class Triangle {
                                  p2().distance(p3())),
                         p3().distance(p1())) / 2;
     }
+
+    public float aspect() {
+        float max = Math.max(Math.max(p1().distance(p2()),
+                                      p2().distance(p3())),
+                             p3().distance(p1())) / 2;
+        return 1/(1+area()/(max*max));
+    }
+    public float aspect0() {
+        float max = Math.max(Math.max(p1().distance(p2()),
+                                      p2().distance(p3())),
+                             p3().distance(p1())) / 2;
+        return (area()/(max*max));
+    }
+
+    public float getMaxX() { return Math.max(p1().x, Math.max(p2().x, p3().x)); }
+    public float getMinX() { return Math.min(p1().x, Math.min(p2().x, p3().x)); }
+    public float getMaxY() { return Math.max(p1().y, Math.max(p2().y, p3().y)); }
+    public float getMinY() { return Math.min(p1().y, Math.min(p2().y, p3().y)); }
+    public float getMaxZ() { return Math.max(p1().z, Math.max(p2().z, p3().z)); }
+    public float getMinZ() { return Math.min(p1().z, Math.min(p2().z, p3().z)); }
 }
\ No newline at end of file