First checkin for OpenMesh 2.0

git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@2 fdac6126-5c0c-442c-9429-916003d36597

Doc/Tutorial/09-persistence/fill_props.hh

@@ -0,0 +1,123 @@
+#ifndef FILL_PROPS_HH
+#define FILL_PROPS_HH
+
+#include <OpenMesh/Core/Utils/Property.hh>
+#include "int2roman.hh"
+
+
+template <typename Mesh>
+bool 
+fill_props( Mesh& _m, OpenMesh::VPropHandleT<float> _ph, bool _check=false)
+{
+  float  v;
+  static float a[9] = { 1.1f, 2.2f, 3.3f, 4.4f, 5.5f, 6.6f, 7.7f, 8.8f, 9.9f };
+
+  for(typename Mesh::VertexIter it=_m.vertices_begin(); 
+      it != _m.vertices_end(); ++it)
+  {
+    v = a[it.handle().idx()%9];
+    if ( _check && !(_m.property( _ph, it ) == v) )
+      return false;
+    else  
+      _m.property( _ph, it ) = v;
+  }
+  return true;
+}
+
+
+template <typename Mesh>
+bool 
+fill_props( Mesh& _m, OpenMesh::EPropHandleT<bool> _ph, bool _check=false )
+{
+  size_t n;
+  bool   v;
+  for( typename Mesh::EdgeIter it=_m.edges_begin();
+       it != _m.edges_end(); ++it)
+  {
+    n = it.handle().idx();
+    v = ((n&(n-1))==0); // true for 0,1,2,4,8,..
+
+    if (_check && _m.property( _ph, it ) != v)
+    {
+      std::cout << "    eprop_bool: " << n << " -> " 
+                << _m.property(_ph, it ) << " != " << v << std::endl;
+      return false;
+    }
+    else
+    {
+      _m.property( _ph, it ) = v;
+      std::cout << "    eprop_bool: " << n << " -> " << v << std::endl;
+    }
+  }
+  return true;
+}
+
+
+
+template <typename Mesh>
+bool 
+fill_props(Mesh& _m, OpenMesh::FPropHandleT<std::string> _ph, bool _check=false)
+{
+  int  n;
+  for( typename Mesh::FaceIter it=_m.faces_begin();
+       it != _m.faces_end(); ++it)
+  {
+    n = it.handle().idx();
+    _m.property( _ph, it ) = int2roman(++n);
+  }
+  return true;
+}
+
+
+template <typename Mesh, typename T>
+bool 
+fill_props( Mesh& _m, OpenMesh::HPropHandleT<T> _ph, bool _check=false)
+{
+  int  n;
+  T    v;  
+  static float a[9] = { 1.1f, 2.2f, 3.3f, 4.4f, 5.5f, 6.6f, 7.7f, 8.8f, 9.9f };
+  static float b[9] = { 2.2f, 3.3f, 4.4f, 5.5f, 6.6f, 7.7f, 8.8f, 9.9f, 1.1f };
+  static float c[9] = { 3.3f, 4.4f, 5.5f, 6.6f, 7.7f, 8.8f, 9.9f, 1.1f, 2.2f };
+  static float d[9] = { 4.4f, 5.5f, 6.6f, 7.7f, 8.8f, 9.9f, 1.1f, 2.2f, 3.3f };
+  static double values[9] = { 0.1, 0.02, 0.003, 0.0004, 0.00005, 0.000006,
+                              0.0000007, 0.00000008, 0.000000009 };
+
+  for( typename Mesh::HalfedgeIter it=_m.halfedges_begin();
+       it != _m.halfedges_end(); ++it)
+  {
+    n = it.handle().idx();
+
+    v = it.handle().idx()+1; // ival
+    v = values[n%9];         // dval
+    v = ((n&(n-1))==0);      // bval
+    v.vec4fval[0] = a[n%9];
+    v.vec4fval[1] = b[n%9];
+    v.vec4fval[2] = c[n%9];
+    v.vec4fval[3] = d[n%9];
+
+    if ( _check && _m.property( _ph, it ) != v )
+      return false;
+    else
+      _m.property( _ph, it ) = v;
+  }
+  return true;
+}
+
+template <typename Mesh, typename T>
+bool 
+fill_props( Mesh& _m, OpenMesh::MPropHandleT<T> _ph, bool _check=false)
+{
+  size_t idx;
+  for( typename Mesh::FaceIter it=_m.faces_begin(); it != _m.faces_end(); ++it)
+  {
+    idx = it.handle().idx();
+    if ( _check && _m.property( _ph )[int2roman(idx+1)] != idx )
+      return false;
+    else
+      _m.property( _ph )[int2roman(idx+1)] = idx;
+  }
+  return true;
+}
+
+
+#endif