diff --git a/apps/nexus/nexusview.cpp b/apps/nexus/nexusview.cpp
index 3eda7a59..b647e72f 100644
--- a/apps/nexus/nexusview.cpp
+++ b/apps/nexus/nexusview.cpp
@@ -24,6 +24,9 @@
   History
 
 $Log: not supported by cvs2svn $
+Revision 1.16  2004/10/19 01:23:02  ponchio
+Daily backup (fragment...)
+
 Revision 1.15  2004/10/15 16:45:27  ponchio
 Vbo added.
 
@@ -102,7 +105,7 @@ using namespace std;
 #include <GL/glut.h>
 
 #include <wrap/gui/trackball.h>
-#include "stopwatch.h"
+#include "watch.h"
 
 
 using namespace vcg;
@@ -199,7 +202,7 @@ int main(int argc, char *argv[]) {
     " -: decrease error\n"
     " +: increase error (= too)\n";
   
-  StopWatch watch;
+  Watch watch;
   
   bool rotate = false;
   bool show_borders = true;
@@ -361,7 +364,7 @@ int main(int argc, char *argv[]) {
     nexus.SetComponent(NexusMt::COLOR, show_colors);
     nexus.SetComponent(NexusMt::NORMAL, show_normals);
     
-    watch.Restart();
+    watch.Start();
 
     nexus.Render();
 
@@ -416,7 +419,7 @@ int main(int argc, char *argv[]) {
     }
     
     SDL_GL_SwapBuffers();
-    tframe = watch.Elapsed();
+    tframe = watch.Time();
     
   }
 
diff --git a/apps/nexus/nxsedit.cpp b/apps/nexus/nxsedit.cpp
index f10a089c..fef43f27 100644
--- a/apps/nexus/nxsedit.cpp
+++ b/apps/nexus/nxsedit.cpp
@@ -3,6 +3,7 @@ using namespace std;
 
 #include "nxsalgo.h"
 #include "nexus.h"
+#include "watch.h"
 
 using namespace nxs;
 using namespace vcg;
@@ -195,7 +196,7 @@ int main(int argc, char *argv[]) {
   Nexus nexus;
   nexus.patches.SetRamBufferSize(ram_size);
   if(!nexus.Load(input, true)) {
-    cerr << "Could not open nexus file: " << input << ".mt\n";
+    cerr << "Could not open nexus file: " << input << "\n";
     return -1;
   }
 
@@ -269,7 +270,7 @@ int main(int argc, char *argv[]) {
 
   if(!output.size()) output = input + getSuffix(signature);
 
-  cerr << "Writing to nexus: " << output << endl;
+  cout << "Writing to nexus: " << output << endl;
 
   Nexus out;
   out.patches.SetRamBufferSize(ram_size);
@@ -281,8 +282,12 @@ int main(int argc, char *argv[]) {
     return -1;
   }
 
-  
+  //TODO set rambuffer low (or even direct access!)
+
+  Report report(nexus.index.size());
+  cout << "Copying and allocating...\n";
   for(unsigned int patch = 0; patch < nexus.index.size(); patch++) {
+    report.Step(patch);
     Nexus::PatchInfo &src_entry = nexus.index[patch];
     Patch src_patch = nexus.GetPatch(patch);
     Border src_border = nexus.GetBorder(patch);
@@ -300,8 +305,6 @@ int main(int argc, char *argv[]) {
     Nexus::PatchInfo &dst_entry = out.index[patch];
     Patch dst_patch = out.GetPatch(patch);
 
-
-    
     //copy vertices: 
     memcpy(dst_patch.VertBegin(), src_patch.VertBegin(), 
 	   src_patch.nv * sizeof(Point3f));
@@ -346,24 +349,21 @@ int main(int argc, char *argv[]) {
     dst_entry.error = src_entry.error;
 
     //adding borders.
-    //Check border is ok:
     for(unsigned int i = 0; i < src_border.Size(); i++) {
       Link &link = src_border[i];
       if(link.IsNull()) continue;
-      if(link.end_patch > nexus.index.size()) {
-	cerr << "Link endp: " << link.end_patch << endl;
-      }
+      assert(link.end_patch < nexus.index.size());
     }
     Border dst_border = out.GetBorder(patch);
     out.borders.ResizeBorder(patch, src_border.Size());
-    //    dst_entry.border_used = src_entry.border_used;
     memcpy(dst_border.Start(), src_border.Start(), 
 	   src_border.Size() * sizeof(Link));
   }
+  report.Finish();
 
   //TODO this is ok only if we have faces still!
   if(add_normals) {
-    cerr << "Computing normals" << endl;
+    cout << "Computing normals" << endl;
     ComputeNormals(out);
   }
 
@@ -372,6 +372,19 @@ int main(int argc, char *argv[]) {
     cerr << "Unsupported color\n";
     return -1;
   }
+  if(qvertex) { 
+    report.Init(nexus.index.size());
+    cout << "Quantizing vertices\n";
+    for(unsigned int patch = 0; patch < nexus.index.size(); patch++) {
+      report.Step(patch);
+      Patch src_patch = nexus.GetPatch(patch);
+
+      float *ptr = (float *)src_patch.VertBegin();
+      for(unsigned int i = 0; i < src_patch.nv*3; i++) 
+	ptr[i] =  qvertex * nearbyintf(ptr[i]/qvertex);
+    }
+    report.Finish();
+  }
 
   //fixing sphere.
   out.sphere = nexus.sphere;
diff --git a/apps/nexus/voronoichain.cpp b/apps/nexus/voronoichain.cpp
index 830c471d..2aaf6773 100644
--- a/apps/nexus/voronoichain.cpp
+++ b/apps/nexus/voronoichain.cpp
@@ -24,6 +24,9 @@
   History
 
 $Log: not supported by cvs2svn $
+Revision 1.14  2004/10/19 04:23:29  ponchio
+*** empty log message ***
+
 Revision 1.13  2004/10/15 16:45:27  ponchio
 Vbo added.
 
@@ -69,6 +72,7 @@ First draft.
 #include <iostream>
 
 #include "voronoichain.h"
+#include "watch.h"
 
 using namespace std;
 using namespace vcg;
@@ -114,16 +118,19 @@ void VoronoiChain::Init(Crude &crude, float scaling, int steps) {
 
 //here goes some optimization pass.
    //Fine optimization.
+  Report report;
   vector<Point3f> fcentroids;
   vector<unsigned int> fcount;
   for(int i = 0; i < steps; i++) {
-    cerr << "Optimization step 0: " << i << "/" << steps << endl;
+    cerr << "Optimization step: " << i+1 << "/" << steps << endl;
     fcentroids.clear();
     fcount.clear();
     fcentroids.resize(fine.size(), Point3f(0, 0, 0));
     fcount.resize(fine.size(), 0);
     
+    report.Init(crude.Vertices());
     for(unsigned int v = 0; v < crude.Vertices(); v++) {
+      if(v & 0xffff) report.Step(v);
       unsigned int ftarget;
       float dist = fine.Closest(crude.vert[v], ftarget);
       assert(ftarget != -1);
@@ -157,14 +164,16 @@ void VoronoiChain::Init(Crude &crude, float scaling, int steps) {
   vector<unsigned int> ccount;
   vector<float> radius;
   for(int i = 0; i < steps; i++) {
-    cerr << "Optimization step 0: " << i << "/" << steps << endl;
+    cerr << "Optimization step: " << i+1 << "/" << steps << endl;
     ccentroids.clear();
     ccount.clear();
     ccentroids.resize(coarse.size(), Point3f(0, 0, 0));
     ccount.resize(coarse.size(), 0);
     radius.resize(coarse.size(), 0);
     
+    report.Init(crude.Vertices());
     for(unsigned int v = 0; v < crude.Vertices(); v++) {
+      if(v & 0xffff) report.Step(v);
       unsigned int ctarget = 0xffffffff;
       float dist = coarse.Closest(crude.vert[v], ctarget);
       assert(ctarget != 0xffffffff);
@@ -372,6 +381,7 @@ void VoronoiChain::BuildLevel(Nexus &nexus, unsigned int offset,
   
   unsigned int tot_coarse = (unsigned int)(fine.size() * scaling);
   
+  //TODO this method for selecting the seeds is ugly!
   float ratio = tot_coarse/(float)(nexus.index.size() - offset);
   float cratio = 0;
   for(unsigned int idx = offset; idx < nexus.index.size(); idx++) {
@@ -394,20 +404,24 @@ void VoronoiChain::BuildLevel(Nexus &nexus, unsigned int offset,
   coarse.Init();
   cerr << "Coarse size: " << coarse.size() << endl;
   cerr << "Coarse mean: " << coarse_vmean << " mean_size: " << mean_size << endl;
+
+  Report report;
 //here goes some optimization pass.
   //Coarse optimization.
   vector<Point3f> ccentroids;
   vector<unsigned int> ccount;
   vector<float> radius;
   for(int i = 0; i < steps; i++) {
-    cerr << "Optimization step 0: " << i << "/" << steps << endl;
+    cerr << "Optimization step: " << i+1 << "/" << steps << endl;
     ccentroids.clear();
     ccount.clear();
     ccentroids.resize(coarse.size(), Point3f(0, 0, 0));
     ccount.resize(coarse.size(), 0);
     radius.resize(coarse.size(), 0);
 
+    report.Init(nexus.index.size());
     for(unsigned int idx = offset; idx < nexus.index.size(); idx++) {
+      report.Step(idx);
       Patch patch = nexus.GetPatch(idx);
       for(unsigned int i = 0; i < patch.nv; i++) {
 
diff --git a/apps/nexus/voronoinxs.cpp b/apps/nexus/voronoinxs.cpp
index 1315b98a..3a26b67d 100644
--- a/apps/nexus/voronoinxs.cpp
+++ b/apps/nexus/voronoinxs.cpp
@@ -24,6 +24,9 @@
   History
 
 $Log: not supported by cvs2svn $
+Revision 1.16  2004/10/19 01:23:02  ponchio
+Daily backup (fragment...)
+
 Revision 1.15  2004/10/15 11:41:03  ponchio
 Tests and small changes.
 
@@ -90,28 +93,10 @@ using namespace std;
 #include "decimate.h"
 #include "fragment.h"
 #include "nxsbuild.h"
+#include "watch.h"
 using namespace vcg;
 using namespace nxs;
 
-/*void RemapVertices(Crude &crude,
-		   VertRemap &vert_remap,
-		   VFile<unsigned int> &face_remap,	 
-		   vector<unsigned int> &patch_verts);
-
-void NexusAllocate(Crude &crude,
-		   Nexus &nexus,
-		   VFile<unsigned int> &face_remap,
-		   vector<unsigned int> &patch_faces,
-		   vector<unsigned int> &patch_verts);
-
-void NexusFill(Crude &crude,
-	       Nexus &nexus,
-	       VertRemap &vert_remap,
-	       VFile<RemapLink> &border_remap);
-
-void NexusFixBorder(Nexus &nexus, 
-VFile<RemapLink> &border_remap);*/
-
 void NexusSplit(Nexus &nexus, VoronoiChain &vchain,
 		unsigned int level,
 		vector<Point3f> &newvert, 
@@ -124,12 +109,6 @@ void BuildFragment(Nexus &nexus, VoronoiPartition &part,
 		   set<unsigned int> &patches, 
 		   Fragment &fragment);
 
-/*float Decimate(unsigned int target_faces, 
-	       vector<Point3f> &newvert, 
-	       vector<unsigned int> &newface,
-	       vector<Link> &newbord,
-	       vector<int> &vert_remap);*/
-
 void ReverseHistory(vector<Nexus::Update> &history);
 
 void TestBorders(Nexus &nexus);
@@ -214,6 +193,7 @@ int main(int argc, char *argv[]) {
     cerr << " -o N: nomber of optimization steps\n";
     cerr << " -d <method>: decimation method: quadric, cluster. (default quadric)\n";
     cerr << " -b N: ram buffer size (in bytes)\n";
+    cerr << " -r  : stop after remapping fase\n";
     return -1;
   }
 
@@ -248,19 +228,18 @@ int main(int argc, char *argv[]) {
 
   VFile<unsigned int> face_remap;
   if(!face_remap.Create(output + ".rmf")) {
-    cerr << "Could not create remap files: " << output << ".frm\n";
+    cerr << "Could not create remap files: " << output << ".rmf\n";
     return -1;
   }
   face_remap.Resize(crude.Faces());
 
-
   VertRemap vert_remap;
   if(!vert_remap.Create(output)) {
-    cerr << "Could not create remap files: " << output << ".rmv and .rmb\n";
+    cerr << "Could not create remap file: " << output << ".rmv and .rmb\n";
     return -1;
   }
   vert_remap.Resize(crude.Vertices());
-
+  
   VFile<RemapLink> border_remap;
   if(!border_remap.Create(output + string(".tmp"))) {
     cerr << "Could not create temporary border remap file\n";
@@ -272,13 +251,15 @@ int main(int argc, char *argv[]) {
   //Remapping faces and vertices using level 0 and 1 of the chain
   cerr << "Remapping faces.\n";
   vector<unsigned int> patch_faces;
-  vchain.RemapFaces(crude, face_remap, patch_faces, scaling, optimization_steps);
   
+  vchain.RemapFaces(crude, face_remap, patch_faces, 
+		    scaling, optimization_steps);
+
   cerr << "Remapping vertices.\n";
   vector<unsigned int> patch_verts;
   patch_verts.resize(patch_faces.size(), 0);
   RemapVertices(crude, vert_remap, face_remap, patch_verts);
-  
+
   if(stop_after_remap) return 0;
 
   cerr << "Allocating space\n";
@@ -302,32 +283,32 @@ int main(int argc, char *argv[]) {
   nexus.patches.FlushAll();
 
   /* BUILDING OTHER LEVELS */
-  unsigned int oldoffset = 0;
 
+  Report report;
+
+  unsigned int oldoffset = 0;
   for(unsigned int level = 1; level < max_level; level++) {
     cerr << "Level: " << level << endl;
 
     unsigned int newoffset = nexus.index.size();
     vchain.BuildLevel(nexus, oldoffset, scaling, optimization_steps);
     
-    cerr << "Level built\n";
+    report.Init(vchain.oldfragments.size(), 1);
+    unsigned int fcount = 0;
     vector<Nexus::Update> level_history;
     map<unsigned int, set<unsigned int> >::iterator fragment;
     for(fragment = vchain.oldfragments.begin(); 
 	fragment != vchain.oldfragments.end(); fragment++) {
-
+      report.Step(fcount++);
 
       update.created.clear();
       update.erased.clear();
 
-      cerr << "Join ";
       set<unsigned int> &fcells = (*fragment).second;
       set<unsigned int>::iterator s;
       for(s = fcells.begin(); s != fcells.end(); s++) {
 	update.erased.push_back(*s);
-	cerr << *s << " ";
       }
-      cerr << endl;
       
       vector<Point3f> newvert;
       vector<unsigned int> newface;
@@ -349,6 +330,7 @@ int main(int argc, char *argv[]) {
 
       level_history.push_back(update);
     }
+    report.Finish();
 
     for(unsigned int i = 0; i < level_history.size(); i++)
       nexus.history.push_back(level_history[i]);
@@ -389,8 +371,6 @@ void NexusSplit(Nexus &nexus, VoronoiChain &vchain,
 		Nexus::Update &update,
 		float error) {
 
-  cerr << "Counting nearby cells" << endl;
-
   map<unsigned int, Point3f> centroids;
   map<unsigned int, unsigned int> counts;