--- trunk/src/io/Globals.cpp	2014/09/26 22:22:28	2022
+++ trunk/src/io/Globals.cpp	2014/11/03 16:49:03	2034
@@ -92,6 +92,9 @@ namespace OpenMD {
     DefineOptionalParameter(PrintPressureTensor, "printPressureTensor");
     DefineOptionalParameter(ElectricField, "electricField");
     DefineOptionalParameter(UniformField, "uniformField");
+    DefineOptionalParameter(UniformGradientStrength, "uniformGradientStrength");
+    DefineOptionalParameter(UniformGradientDirection1, "uniformGradientDirection1");
+    DefineOptionalParameter(UniformGradientDirection2, "uniformGradientDirection2");
     //DefineOptionalParameter(PeriodicField, "periodicField");
     //DefineOptionalParameter(PeriodicFieldStrength, "periodicFieldStrength");