Changeset 7886 for trunk/anuga_core/source/anuga/utilities/util_ext.h

Timestamp:

Jul 1, 2010, 5:09:54 PM (13 years ago)

Author:

steve

Message:

Copied sudi's directory

File:

• trunk/anuga_core/source/anuga/utilities/util_ext.h (modified) (1 diff)

trunk/anuga_core/source/anuga/utilities/util_ext.h

@@ -31 +31 @@
 
 
+double sign(double x) {
+  //Return sign of a double
+
+  if (x>0.0) return 1.0;
+  else if (x<0.0) return -1.0;
+  else return 0.0;
+}
+
 int _gradient(double x0, double y0, 
               double x1, double y1,