fix bug when too big number of particles (int) vs (unsigned int)

src/snapshotramses.cc

@@ -243,11 +243,12 @@ template <class T> int CSnapshotRamsesIn<T>::reorderParticles(uns::UserSelection
         std::cerr << "ASSERT fails i="<<i<<" icomp="<<icomp<<"\n";
       }
       assert(icomp==0 ||icomp==1 || icomp==4); // gas || halo || stars only
-      int istart=offset_comp[icomp]; // index start in the new pos array
+      assert(offset_comp[icomp]>=0);
+      unsigned int istart=offset_comp[icomp]; // index start in the new pos array
 
       // positions
       if (particles->pos.size()>0) {
-        assert((istart*3)+2<(int)particles->pos.size());
+        assert((istart*3)+2<(unsigned int)particles->pos.size());
         found=true;
         pos[istart*3+0] = particles->pos[i*3+0]; // x
         pos[istart*3+1] = particles->pos[i*3+1]; // y
@@ -256,7 +257,7 @@ template <class T> int CSnapshotRamsesIn<T>::reorderParticles(uns::UserSelection
 
       // velocities
       if (particles->vel.size()>0) {
-        assert((istart*3)+2<(int)particles->vel.size());
+        assert((istart*3)+2<(unsigned int)particles->vel.size());
         found=true;
         vel[istart*3+0] = particles->vel[i*3+0]; // x
         vel[istart*3+1] = particles->vel[i*3+1]; // y
@@ -265,23 +266,23 @@ template <class T> int CSnapshotRamsesIn<T>::reorderParticles(uns::UserSelection
 
       // masses
       if (particles->mass.size()>0) {
-        assert(istart<(int)particles->mass.size());
+        assert(istart<(unsigned int)particles->mass.size());
         found=true;
         mass[istart]    = particles->mass[i];
       }
 
       // id
       if (particles->id.size()>0) {
-        assert(istart<(int)particles->id.size());
+        assert(istart<(unsigned int)particles->id.size());
         found=true;
         id[istart]    = particles->id[i];
       }
       // metal
       if (particles->metal.size()>0) { // && (icomp==0 || icomp==4)) { // metal for gas or stars
-        if (!(istart<(int)particles->metal.size())) {
+        if (!(istart<(unsigned int)particles->metal.size())) {
           std::cerr << " istart ="<<istart<< " metal.size ="<< particles->metal.size() << "\n";
         }
-        assert(istart<(int)particles->metal.size());
+        assert(istart<(unsigned int)particles->metal.size());
         found=true;
         metal[istart]    = particles->metal[i];
       }

src/unsfwrapper.cc

@@ -651,7 +651,7 @@ void uns_get_interface_type_(const int * id, char * dest, int lenstring)
 // return the Component Range Vector belonging to the UNS's object "index"     
 void getCrv(int index) 
 {
-  assert(index<(int)unsv.size());
+  assert(index<(unsigned int)unsv.size());
   crv = ((CunsIn2<float>*)unsv[index].obj)->snapshot->getSnapshotRange();
   //ComponentRange::list(crv);
 }

src/userselection.cc

@@ -232,7 +232,7 @@ int UserSelection::isComponent(const std::string comp)
     int offset;
     int icrv=ComponentRange::getIndexMatchType(crv,type,offset);
     if (icrv != -1 && !nodata) {
-      assert(icrv<(int)crv->size());
+      assert((unsigned int) icrv<crv->size());
       comp_bits |= tools::Ctools::compBits(type);
       first=(*crv)[icrv].first;
       last =(*crv)[icrv].last;