From 350b400fa0fb49c190b5b62934fa58869f23f4c4 Mon Sep 17 00:00:00 2001
From: skachano <skachano@636b058d-ea47-450e-bf9e-a15bfbe3eedb>
Date: Fri, 30 Sep 2016 10:06:39 +0000
Subject: Weak Witness + Active Witness. It seems to work.

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/relaxed-witness@1595 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: 04b616907f9173e7b3cffebcd8b167a0413eb687
---
 src/Witness_complex/example/witness_complex_sphere.cpp           | 9 ++++-----
 .../include/gudhi/Active_witness/Active_witness.h                | 7 ++++---
 .../include/gudhi/Active_witness/Active_witness_iterator.h       | 5 +++--
 src/Witness_complex/include/gudhi/Witness_complex.h              | 2 +-
 4 files changed, 12 insertions(+), 11 deletions(-)

diff --git a/src/Witness_complex/example/witness_complex_sphere.cpp b/src/Witness_complex/example/witness_complex_sphere.cpp
index 5a041c3e..310fb1be 100644
--- a/src/Witness_complex/example/witness_complex_sphere.cpp
+++ b/src/Witness_complex/example/witness_complex_sphere.cpp
@@ -65,13 +65,12 @@ int main(int argc, char * const argv[]) {
   int number_of_landmarks = atoi(argv[1]);
   clock_t start, end;
 
-  // Construct the Simplex Tree
-  Gudhi::Simplex_tree<> simplex_tree;
-
   std::vector< std::pair<int, double> > l_time;
 
   // Read the point file
   for (int nbP = 500; nbP < 10000; nbP += 500) {
+    // Construct the Simplex Tree
+    Gudhi::Simplex_tree<> simplex_tree;
     Point_Vector point_vector, landmarks;
     generate_points_sphere(point_vector, nbP, 4);
     std::cout << "Successfully generated " << point_vector.size() << " points.\n";
@@ -91,8 +90,8 @@ int main(int argc, char * const argv[]) {
     double time = static_cast<double>(end - start) / CLOCKS_PER_SEC;
     std::cout << "Witness complex for " << number_of_landmarks << " landmarks took "
         << time << " s. \n";
-    assert(1 == 0);
-    std::cout << simplex_tree << "\n";
+    //assert(1 == 0);
+    //std::cout << simplex_tree << "\n";
     std::cout << "Number of simplices is: " << simplex_tree.num_simplices() << "\n";
     l_time.push_back(std::make_pair(nbP, time));
   }
diff --git a/src/Witness_complex/include/gudhi/Active_witness/Active_witness.h b/src/Witness_complex/include/gudhi/Active_witness/Active_witness.h
index 87981c25..7b169784 100644
--- a/src/Witness_complex/include/gudhi/Active_witness/Active_witness.h
+++ b/src/Witness_complex/include/gudhi/Active_witness/Active_witness.h
@@ -38,8 +38,9 @@ public:
   typedef Active_witness<Id_distance_pair, INS_range> ActiveWitness;
   typedef typename INS_range::iterator INS_iterator;
   typedef Active_witness_iterator< ActiveWitness, Id_distance_pair, INS_iterator > iterator;
+  typedef typename std::list<Id_distance_pair> Table;
   
-  std::vector<Id_distance_pair> nearest_landmark_table_;
+  Table nearest_landmark_table_;
   INS_range    search_range_;
   INS_iterator iterator_last_;
   INS_iterator iterator_end_;
@@ -60,8 +61,8 @@ public:
     return iterator(this);
   }
 
-  std::vector<Id_distance_pair> end_element_table_;
-  typename std::vector<Id_distance_pair>::iterator end_pointer = end_element_table_.end();
+  Table end_element_table_ = {Id_distance_pair(-1,0)};
+  typename Table::iterator end_pointer = end_element_table_.begin();
 };
 
 }
diff --git a/src/Witness_complex/include/gudhi/Active_witness/Active_witness_iterator.h b/src/Witness_complex/include/gudhi/Active_witness/Active_witness_iterator.h
index cd4f4b92..658405f6 100644
--- a/src/Witness_complex/include/gudhi/Active_witness/Active_witness_iterator.h
+++ b/src/Witness_complex/include/gudhi/Active_witness/Active_witness_iterator.h
@@ -42,7 +42,7 @@ class Active_witness_iterator
   friend class boost::iterator_core_access;
   
   //typedef Active_witness<Id_distance_pair, INS_iterator> Active_witness;
-  typedef typename std::vector<Id_distance_pair>::iterator Pair_iterator;
+  typedef typename std::list<Id_distance_pair>::iterator Pair_iterator;
   typedef typename Gudhi::witness_complex::Active_witness_iterator<Active_witness, Id_distance_pair, INS_iterator> Iterator;
   
   
@@ -57,7 +57,8 @@ public:
   {
   }
 
-  Active_witness_iterator(Active_witness* aw, Pair_iterator lh_)
+  Active_witness_iterator(Active_witness* aw, Pair_iterator lh)
+    : aw_(aw), lh_(lh)
   {
   }
   
diff --git a/src/Witness_complex/include/gudhi/Witness_complex.h b/src/Witness_complex/include/gudhi/Witness_complex.h
index c6dff3bf..158f92ec 100644
--- a/src/Witness_complex/include/gudhi/Witness_complex.h
+++ b/src/Witness_complex/include/gudhi/Witness_complex.h
@@ -237,7 +237,7 @@ private:
       } 
     else if (dim == 0)
       for (; l_it->second - alpha2 <= norelax_dist2 && l_it != end; ++l_it) {
-        simplex.push_back(l_it->second);
+        simplex.push_back(l_it->first);
         double filtration_value = 0;
         // if norelax_dist is infinite, relaxation is 0.
         if (l_it->second > norelax_dist2) 
-- 
cgit v1.2.3