+/*!
+
+ Virtual class GENDRIVER use by all driver.
+
+*/
+namespace MEDMEM {
+
+/* Modify the following line to add a new driver type (step 1) */
+typedef enum { MED_DRIVER = 0, GIBI_DRIVER = 1, PORFLOW_DRIVER = 2, VTK_DRIVER = 254, ASCII_DRIVER = 3, NO_DRIVER = 255 } driverTypes;