Changeset 3519

Timestamp:

04/13/10 09:14:11 (15 years ago)

Author:

Mathieu Morlighem

Message:

Added check on Gradient

File:

• issm/trunk/src/c/Orthx/Orthx.cpp (modified) (1 diff)

issm/trunk/src/c/Orthx/Orthx.cpp

@@ -27 +27 @@
         /*scale to 1: gradient=gradient/max(abs(gradient))*/
         VecNorm(newgradj,NORM_INFINITY,&norm_new);
+        if (norm_new<=0){
+                ISSMERROR("||∂J/∂α||∞ = 0  gradient is zero");
+        }
         VecScale(newgradj,1.0/norm_new);