Fix cpplint and warnings

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/warning_fix@1502 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: afc7d137b66225954ebfe37a823f1f0b6bcfe7a5

4 files changed, 8 insertions, 6 deletions

diff --git a/src/GudhUI/model/Model.h b/src/GudhUI/model/Model.h
index 1c39c0d7..77e37b6c 100644
--- a/src/GudhUI/model/Model.h
+++ b/src/GudhUI/model/Model.h
@@ -72,8 +72,8 @@ class CGAL_geometric_flag_complex_wrapper {
   void maximal_face(std::vector<int> vertices) {
     if (!load_only_points_) {
       // std::cout << "size:" << vertices.size() << std::endl;
-      for (int i = 0; i < vertices.size(); ++i)
-        for (int j = i + 1; j < vertices.size(); ++j)
+      for (std::size_t i = 0; i < vertices.size(); ++i)
+        for (std::size_t j = i + 1; j < vertices.size(); ++j)
           complex_.add_edge(Vertex_handle(vertices[i]), Vertex_handle(vertices[j]));
     }
   }
diff --git a/src/GudhUI/utils/Edge_contractor.h b/src/GudhUI/utils/Edge_contractor.h
index 45079a40..8a29ff4b 100644
--- a/src/GudhUI/utils/Edge_contractor.h
+++ b/src/GudhUI/utils/Edge_contractor.h
@@ -65,7 +65,7 @@ template<typename SkBlComplex> class Edge_contractor {
 
     Placement_type operator()(const EdgeProfile& profile) const override {
       std::vector<double> mid_coords(profile.p0().dimension(), 0);
-      for (size_t i = 0; i < profile.p0().dimension(); ++i) {
+      for (int i = 0; i < profile.p0().dimension(); ++i) {
         mid_coords[i] = (profile.p0()[i] + profile.p1()[i]) / 2.;
       }
       return Point(profile.p0().dimension(), mid_coords.begin(), mid_coords.end());
diff --git a/src/GudhUI/utils/Furthest_point_epsilon_net.h b/src/GudhUI/utils/Furthest_point_epsilon_net.h
index f2a216f6..98346daa 100644
--- a/src/GudhUI/utils/Furthest_point_epsilon_net.h
+++ b/src/GudhUI/utils/Furthest_point_epsilon_net.h
@@ -73,7 +73,7 @@ template<typename SkBlComplex> class Furthest_point_epsilon_net {
       complex_(complex) {
     if (!complex.empty()) {
       init_filtration();
-      for (int k = 2; k < net_filtration_.size(); ++k) {
+      for (std::size_t k = 2; k < net_filtration_.size(); ++k) {
         update_radius_value(k);
       }
     }
diff --git a/src/GudhUI/view/FirstCoordProjector.h b/src/GudhUI/view/FirstCoordProjector.h
index a4027b7f..1333f5d3 100644
--- a/src/GudhUI/view/FirstCoordProjector.h
+++ b/src/GudhUI/view/FirstCoordProjector.h
@@ -33,9 +33,11 @@ class FirstCoordProjector3D : public Projector3D {
 
   Point_3 operator()(const Point& p) const {
     if (p.dimension() >= 3)
-    return Point_3(p.x(), p.y(), p.z());
+      return Point_3(p.x(), p.y(), p.z());
     else if  (p.dimension() >= 2)
-    return Point_3(p.x(), p.y(), 0.0);
+      return Point_3(p.x(), p.y(), 0.0);
+    else
+      return Point_3(0.0, 0.0, 0.0);
   }
 };