From bdb503ef17eb0a3e9a08cae53a07b959ad7c5e0e Mon Sep 17 00:00:00 2001
From: ponchio <federico.ponchio@isti.cnr.it>
Date: Sun, 12 Dec 2004 20:50:07 +0000
Subject: [PATCH] Created

---
 apps/nexus/nxstest.cpp | 128 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 128 insertions(+)
 create mode 100644 apps/nexus/nxstest.cpp

diff --git a/apps/nexus/nxstest.cpp b/apps/nexus/nxstest.cpp
new file mode 100644
index 00000000..0f693709
--- /dev/null
+++ b/apps/nexus/nxstest.cpp
@@ -0,0 +1,128 @@
+#include <iostream>
+
+#include "nexus.h"  
+#include "watch.h"
+
+using namespace vcg;
+using namespace std;
+using namespace nxs;
+
+int main(int argc, char *argv[]) {
+  if(argc != 2) {
+    cerr << "Usage: " << argv[0] << " <nexusfile>\n";
+    return -1;
+  }
+  Nexus nexus;
+  if(!nexus.Load(argv[1], true)) {
+    cerr << "Could not open file: " << argv[1] << endl;
+    return -1;
+  }
+  Report report(nexus.index.size());
+  for(unsigned int patchid = 0; patchid < nexus.index.size(); patchid++) {    
+    report.Step(patchid);
+    Nexus::PatchInfo &info = nexus.index[patchid];
+    Patch &patch = nexus.GetPatch(patchid);
+    for(int f = 0; f < patch.nf; f++) {
+      unsigned short *face = patch.Face(f);
+      for(int k = 0; k < 3; k++) {
+        if(face[k] > patch.nv) {
+          cerr << "Invalid face number: " << face[k] << " > " << patch.nv << endl;
+          cerr << "At patch: " << patchid << endl;
+          //exit(0);
+        }
+      }      
+    }
+    Sphere3f &sphere = info.sphere;
+    for(int v = 0; v < patch.nv; v++) {
+      Point3f &p = patch.Vert(v);
+      float dist = Distance(sphere, p);
+      if(dist > 0.001) {
+      //if(!info.sphere.IsIn(p)) {
+        cerr << "Vertex outside bound: (" << p[0] << " " << p[1] << " " << p[2] << ")\n";
+        Point3f &c = sphere.Center();
+        cerr << "Sphere: (" << c[0] << " " << c[1] << " " << c[2] << ") R: " << sphere.Radius() << endl;;                
+        cerr << "Distance: " << dist << endl;
+        cerr << "At patch: " << patchid << endl;
+
+      }
+    }
+  }
+  report.Finish();
+
+  cerr << "Testing borders\n";
+
+  for(unsigned int patchid = 0; patchid < nexus.index.size(); patchid++) {
+    Nexus::PatchInfo &info = nexus.index[patchid];
+    Border border = nexus.GetBorder(patchid);
+    for(unsigned int i = 0; i < border.Size(); i++) {
+      Link &link = border[i];
+      if(link.start_vert == 0 && link.end_vert == 0 && link.end_patch == 0) {
+        cerr << "patch: " << patchid << " corrupted memory?" << endl;
+      }
+      if(link.IsNull()) {
+        cerr << "Null link: " << i << " at patch: " << patchid << endl;
+        exit(0);
+      }
+      if(link.end_patch < 0 || link.end_patch >= nexus.index.size()) {
+        cerr << "Invalid link end patch: " << link.end_patch << " at patch: " << patchid << endl;
+        exit(0);
+      }
+      if(link.start_vert > info.nvert) {
+        cerr << "Invalid link start_vert: " << link.start_vert << " at patch: " << patchid << endl;
+        exit(0);
+      }
+      if(link.end_vert > nexus.index[link.end_patch].nvert) {
+        cerr << "Invalid link end vert: " << link.end_vert << " at patch: " << patchid << endl;
+        exit(0);
+      }        
+    }
+  }
+
+  cerr << "Reciprocity borders test\n";
+  for(unsigned int patchid = 0; patchid < nexus.index.size(); patchid++) {
+    Nexus::PatchInfo &info = nexus.index[patchid];
+    Border border = nexus.GetBorder(patchid);
+    vector<Link> links;
+    links.resize(border.Size());
+    memcpy(&*links.begin(),&(border[0]),links.size() * sizeof(Link));    
+    for(unsigned int i = 0; i < links.size(); i++) {      
+      Link &link = links[i];      
+      Border rborder = nexus.GetBorder(link.end_patch);          
+
+      bool found = false;
+      for(unsigned int k = 0; k < rborder.Size(); k++) {
+        Link rlink = rborder[k];
+        if(rlink.end_patch == patchid) {
+
+          if(rlink.end_vert == link.start_vert) {
+            if(rlink.start_vert != link.end_vert) {
+              cerr << "Something wrong with links!\n";
+              exit(0);
+            }
+            found = true;
+            break;
+          }
+          if(rlink.start_vert == link.end_vert) {
+            if(rlink.end_vert != link.start_vert) {
+              cerr << "Something wrong with links!\n";
+              exit(0);
+            }
+            found = true;
+            break;
+          }
+        }
+      }
+      if(!found) {
+        cerr << "A link is one way from patch: " << patchid << " vert: " << link.start_vert
+          << " to patch: " << link.end_patch << " vert: " << link.end_vert << endl;
+        for(unsigned int t = 0; t < rborder.Size(); t++) {
+          Link &rlink = rborder[t];
+          cerr << rlink.start_vert << " -> p: " << rlink.end_patch << " v: " << rlink.end_vert << endl;
+        }
+        exit(0);
+      }
+    }
+  }
+  
+  return 0;
+}
\ No newline at end of file