left/right interface

CMakeLists.txt

@@ -8,6 +8,11 @@ if (NOT MYGMX_SRC OR NOT MYGMX_BUILD)
 MESSAGE(FATAL_ERROR "MISSING MYGMX_SRC or MYGMX_BUILD options to specify the path of the gromacs source base directory (e.g. ~/gromacs-5.0/) and build directory (e.g. ~/gromacs-5.0/build/) . Pass them to cmake with -DMYGMX_SRC=..., etc. Note that if you compiled gromacs in the source directory, the two variable should point to the same directory.)")
 ENDIF(NOT MYGMX_SRC OR NOT MYGMX_BUILD)
 
+IF(GITIM_LR) 
+ ADD_DEFINITIONS(-DGITIM_LR)
+ MESSAGE(STATUS "Switching on suport for left/right interface (through the environment variables GITIM_LEFT and GITIM_RIGHT)" )
+ENDIF(GITIM_LR)
+
 IF(${UNIX}) 
  ADD_DEFINITIONS(-DUNIX)
 ENDIF(${UNIX})

gmx_density.cpp

@@ -2850,6 +2850,10 @@ This is too cluttered. Reorganize the code...
 			    p4[2]=(((real)rand()/RAND_MAX)-0.5)*itim->box[2];
                      }
                 }
+#ifdef GITIM_LR
+		if(NULL!=getenv("GITIM_LEFT")  && p4[2]>0 ) continue;
+		if(NULL!=getenv("GITIM_RIGHT")  && p4[2]<0 ) continue;
+#endif
                 switch(itim->geometry){
                                 case SURFACE_PLANE: if(fabs(p4[2])>size) continue; break;
                                 default: exit(printf("No such a geometry (%d)\n",itim->geometry));