+int hook(void *moldyn,void *hook_params) {
+
+ t_moldyn *md;
+
+ md=moldyn;
+
+ /* switch to direct scaling in first hook */
+ if(md->schedule.count==0)
+ set_pt_scale(md,0,0,T_SCALE_BERENDSEN,100.0);
+ /* switch off temp scaling in second hook */
+ if(md->schedule.count==1)
+ set_pt_scale(md,0,0,0,0);
+
+
+ //set_temperature(md,md->t_ref-100.0);
+
+
+ return 0;
+}
+