diff --git a/DoxygenLayout.xml b/DoxygenLayout.xml
new file mode 100644
index 0000000000000000000000000000000000000000..3e8f8325349aca40c249e4c401afec59b92d5168
--- /dev/null
+++ b/DoxygenLayout.xml
@@ -0,0 +1,194 @@
+<doxygenlayout version="1.0">
+  <!-- Generated by doxygen 1.8.6 -->
+  <!-- Navigation index tabs for HTML output -->
+  <navindex>
+    <tab type="mainpage" visible="yes" title=""/>
+    <tab type="pages" visible="yes" title="" intro=""/>
+    <tab type="modules" visible="yes" title="" intro=""/>
+    <tab type="namespaces" visible="yes" title="">
+      <tab type="namespacelist" visible="yes" title="" intro=""/>
+      <tab type="namespacemembers" visible="yes" title="" intro=""/>
+    </tab>
+    <tab type="classes" visible="yes" title="">
+      <tab type="classlist" visible="yes" title="" intro=""/>
+      <tab type="classindex" visible="$ALPHABETICAL_INDEX" title=""/> 
+      <tab type="hierarchy" visible="yes" title="" intro=""/>
+      <tab type="classmembers" visible="yes" title="" intro=""/>
+    </tab>
+    <tab type="files" visible="yes" title="">
+      <tab type="filelist" visible="yes" title="" intro=""/>
+      <tab type="globals" visible="yes" title="" intro=""/>
+    </tab>
+    <tab type="examples" visible="yes" title="" intro=""/>  
+  </navindex>
+
+  <!-- Layout definition for a class page -->
+  <class>
+    <briefdescription visible="yes"/>
+    <detaileddescription title=""/>
+    <includes visible="$SHOW_INCLUDE_FILES"/>
+    <inheritancegraph visible="$CLASS_GRAPH"/>
+    <collaborationgraph visible="$COLLABORATION_GRAPH"/>
+    <memberdecl>
+      <nestedclasses visible="yes" title=""/>
+      <publictypes title=""/>
+      <services title=""/>
+      <interfaces title=""/>
+      <publicslots title=""/>
+      <signals title=""/>
+      <publicmethods title=""/>
+      <publicstaticmethods title=""/>
+      <publicattributes title=""/>
+      <publicstaticattributes title=""/>
+      <protectedtypes title=""/>
+      <protectedslots title=""/>
+      <protectedmethods title=""/>
+      <protectedstaticmethods title=""/>
+      <protectedattributes title=""/>
+      <protectedstaticattributes title=""/>
+      <packagetypes title=""/>
+      <packagemethods title=""/>
+      <packagestaticmethods title=""/>
+      <packageattributes title=""/>
+      <packagestaticattributes title=""/>
+      <properties title=""/>
+      <events title=""/>
+      <privatetypes title=""/>
+      <privateslots title=""/>
+      <privatemethods title=""/>
+      <privatestaticmethods title=""/>
+      <privateattributes title=""/>
+      <privatestaticattributes title=""/>
+      <friends title=""/>
+      <related title="" subtitle=""/>
+      <membergroups visible="yes"/>
+    </memberdecl>
+    <memberdef>
+      <inlineclasses title=""/>
+      <typedefs title=""/>
+      <enums title=""/>
+      <services title=""/>
+      <interfaces title=""/>
+      <constructors title=""/>
+      <functions title=""/>
+      <related title=""/>
+      <variables title=""/>
+      <properties title=""/>
+      <events title=""/>
+    </memberdef>
+    <allmemberslink visible="yes"/>
+    <usedfiles visible="$SHOW_USED_FILES"/>
+    <authorsection visible="yes"/>
+  </class>
+
+  <!-- Layout definition for a namespace page -->
+  <namespace>
+    <briefdescription visible="yes"/>
+    <memberdecl>
+      <nestednamespaces visible="yes" title=""/>
+      <constantgroups visible="yes" title=""/>
+      <classes visible="yes" title=""/>
+      <typedefs title=""/>
+      <enums title=""/>
+      <functions title=""/>
+      <variables title=""/>
+      <membergroups visible="yes"/>
+    </memberdecl>
+    <detaileddescription title=""/>
+    <memberdef>
+      <inlineclasses title=""/>
+      <typedefs title=""/>
+      <enums title=""/>
+      <functions title=""/>
+      <variables title=""/>
+    </memberdef>
+    <authorsection visible="yes"/>
+  </namespace>
+
+  <!-- Layout definition for a file page -->
+  <file>
+    <briefdescription visible="yes"/>
+    <includes visible="$SHOW_INCLUDE_FILES"/>
+    <includegraph visible="$INCLUDE_GRAPH"/>
+    <includedbygraph visible="$INCLUDED_BY_GRAPH"/>
+    <sourcelink visible="yes"/>
+    <memberdecl>
+      <classes visible="yes" title=""/>
+      <namespaces visible="yes" title=""/>
+      <constantgroups visible="yes" title=""/>
+      <defines title=""/>
+      <typedefs title=""/>
+      <enums title=""/>
+      <functions title=""/>
+      <variables title=""/>
+      <membergroups visible="yes"/>
+    </memberdecl>
+    <detaileddescription title=""/>
+    <memberdef>
+      <inlineclasses title=""/>
+      <defines title=""/>
+      <typedefs title=""/>
+      <enums title=""/>
+      <functions title=""/>
+      <variables title=""/>
+    </memberdef>
+    <authorsection/>
+  </file>
+
+  <!-- Layout definition for a group page -->
+  <group>
+    <briefdescription visible="yes"/>
+    <groupgraph visible="$GROUP_GRAPHS"/>
+    <memberdecl>
+      <nestedgroups visible="yes" title=""/>
+      <dirs visible="yes" title=""/>
+      <files visible="yes" title=""/>
+      <namespaces visible="yes" title=""/>
+      <classes visible="yes" title=""/>
+      <defines title=""/>
+      <typedefs title=""/>
+      <enums title=""/>
+      <enumvalues title=""/>
+      <functions title=""/>
+      <variables title=""/>
+      <signals title=""/>
+      <publicslots title=""/>
+      <protectedslots title=""/>
+      <privateslots title=""/>
+      <events title=""/>
+      <properties title=""/>
+      <friends title=""/>
+      <membergroups visible="yes"/>
+    </memberdecl>
+    <detaileddescription title=""/>
+    <memberdef>
+      <pagedocs/>
+      <inlineclasses title=""/>
+      <defines title=""/>
+      <typedefs title=""/>
+      <enums title=""/>
+      <enumvalues title=""/>
+      <functions title=""/>
+      <variables title=""/>
+      <signals title=""/>
+      <publicslots title=""/>
+      <protectedslots title=""/>
+      <privateslots title=""/>
+      <events title=""/>
+      <properties title=""/>
+      <friends title=""/>
+    </memberdef>
+    <authorsection visible="yes"/>
+  </group>
+
+  <!-- Layout definition for a directory page -->
+  <directory>
+    <briefdescription visible="yes"/>
+    <directorygraph visible="yes"/>
+    <memberdecl>
+      <dirs visible="yes"/>
+      <files visible="yes"/>
+    </memberdecl>
+    <detaileddescription title=""/>
+  </directory>
+</doxygenlayout>
diff --git a/Makefile.am b/Makefile.am
index 7c618d3e326a45c8f6719691f58bde9a5a1c4c26..27aec9465b0b148c979278d2e3fd0af43fceeb8d 100755
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,3 +1,3 @@
-SUBDIRS = src
+SUBDIRS = src vtk
 
-bin_PROGRAMS = 
\ No newline at end of file
+bin_PROGRAMS = 
diff --git a/configure.ac b/configure.ac
index 959aac51e1499e9c76bf1a0737a79ac15dd4824d..6d54bc451c475c97c64217730165cc83af648e85 100755
--- a/configure.ac
+++ b/configure.ac
@@ -91,6 +91,79 @@ IMMDX_LIB_METIS([],[echo "Cannot detect metis, use the --with-metis option if it
 
 INCLUDES_PATH+="-I. -Iconfig/ -I../openfpm_io/src -I../openfpm_data/src -I../openfpm_devices/src -I../openfpm_vcluster/src/"
 
+###### Check for se-class1
+
+AC_MSG_CHECKING(whether to build with security enhancement class1)
+se_class1=no
+AC_ARG_ENABLE(se-class1,
+        AC_HELP_STRING(
+            [--enable-se-class1],
+            [enable security enhancement class1]
+        ),
+        se_class1="$enableval"
+)
+
+
+
+AC_MSG_RESULT($se_class1)
+if test x"$se_class1" = x"yes"; then
+        AC_DEFINE([SE_CLASS1],[],[Security enhancement class 1])
+fi
+
+
+###### Check for se-class 2
+
+AC_MSG_CHECKING(whether to build with security enhancement class 2)
+se_class2=no
+AC_ARG_ENABLE(se-class2,
+        AC_HELP_STRING(
+            [--enable-se-class2],
+            [enable security enhancement class 2]
+        ),
+        se_class2="$enableval"
+)
+
+
+AC_MSG_RESULT($se_class2)
+if test x"$se_class2" = x"yes"; then
+        AC_DEFINE([SE_CLASS2],[],[Security enhancement class 2])
+fi
+
+###### Check for se-class 3
+
+AC_MSG_CHECKING(whether to build with security enhancement class 3)
+se_class3=no
+AC_ARG_ENABLE(se-class3,
+        AC_HELP_STRING(
+            [--enable-se-class3],
+            [enable security enhancement class 3]
+        ),
+        se_class3="$enableval"
+)
+
+
+
+AC_MSG_RESULT($se_class3)
+if test x"$se_class3" = x"yes"; then
+        AC_DEFINE([SE_CLASS3],[],[Security enhancement class 3])
+fi
+
+###### Check for action on error
+
+action_on_e=continue
+AC_ARG_WITH([action-on-error],
+             AS_HELP_STRING([--with-action-on-error=stop,throw,continue],
+             [specify the action to do in case of error]),
+             [action_on_e="$withval"],
+             [action_on_e=continue])
+
+if test x"$action_on_e" = x"stop"; then
+           AC_DEFINE([STOP_ON_ERROR],[],[If an error occur stop the program])
+fi
+if test x"$action_on_e" = x"throw"; then
+           AC_DEFINE([THROW_ON_ERROR],[],[when an error accur continue but avoid unsafe operation])
+fi
+
 ##### CHECK FOR BOOST ##############
 
 AX_BOOST([1.52],[],[echo "boost not found"
@@ -116,11 +189,18 @@ if test x"$NVCC_EXIST" = x"yes"; then
   AC_MSG_RESULT($gpu_support)
   if test x"$gpu_support" = x"yes"; then
 	AC_DEFINE([GPU],[],[GPU support])
+  else
+	CUDA_LIBS=""
+	CUDA_CFLAGS=""
   fi
 else
   gpu_support=no
 fi
 
+if test x$gpu_support = x"no"; then
+     CUDA_LIBS=""
+     CUDA_CFLAGS=""
+fi
 
 # Set this conditional if cuda is wanted
 
@@ -139,7 +219,7 @@ AC_SUBST(INCLUDES_PATH)
 
 # Checks for library functions.
 
-AC_CONFIG_FILES([Makefile src/Makefile])
+AC_CONFIG_FILES([Makefile src/Makefile vtk/Makefile ])
 AC_OUTPUT
 echo ""
 echo   "***********************************"
@@ -159,6 +239,21 @@ if [ test x"$debuger" = x"yes" ]; then
 else
   echo "*    debug: no                    *"
 fi
+if [ test x"$se_class1" = x"yes" ]; then
+  echo "*    se-class1: yes               *"
+else
+  echo "*    se-class1: no                *"
+fi
+if [ test x"$se_class2" = x"yes" ]; then
+  echo "*    se-class2: yes               *"
+else
+  echo "*    se-class2: no                *"
+fi
+if [ test x"$se_class3" = x"yes" ]; then
+  echo "*    se-class3: yes               *"
+else
+  echo "*    se-class3: no                *"
+fi
 if [ test x"$gpu_support" = x"no" ]; then
   echo "*    gpu: no                      *"
 else
diff --git a/install b/install
index 4af5dfa3c6b1b2272f99d1f68b0dd683afe97ffb..69ab700c7bbfba5259301069d086ea5da1ece8d6 100755
--- a/install
+++ b/install
@@ -19,6 +19,10 @@ mkdir src/config
 ## generate configure script
 
 sh ./autogen.sh
+if [ $? -ne 0 ]; then
+  echo -e "Configure\033[91;5;1m FAILED \033[0m"
+  exit 1
+fi
 
 ## Take all the options with the exception of --enable-install-req
 
@@ -42,16 +46,27 @@ METIS_installed=0
 BOOST_installed=0
 conf_err=1
 
+<<<<<<< HEAD
 ## Check for mpirun
 
 
+=======
+## MPI
+
+command -v mpic++ >/dev/null 2>&1
+if [ $? -eq 0 ]; then
+  options="CXX=mpic++"
+fi
+
+##
+>>>>>>> master
 
 if [ $install_req -eq 0 ]; then
-    ./configure $configure_options
+    ./configure $options $configure_options
 else
     while [ $conf_err -ne 0 ]
     do
-        ./configure $configure_options
+        ./configure $options $configure_options
         conf_err=$?
 
 	echo "Configure script terminated with $conf_err"
@@ -93,6 +108,7 @@ else
     done
 fi
 
+make clean
 make
 
 if [ $? -ne 0 ]; then
@@ -109,7 +125,7 @@ fi
 
 echo "Command used to configure"
 echo ""
-echo -e "\033[1m ./configure $configure_options \033[0m "
+echo -e "\033[1m ./configure $options $configure_options \033[0m "
 echo ""
 if [ $MPI_installed -eq 1 ]; then
   echo -e "\033[1;34;5m ---------------------------------------  \033[0m"
diff --git a/m4/ax_cuda.m4 b/m4/ax_cuda.m4
index 4787d15c97424fae12c535e52180f5d1137b3e72..da7dc73fe9a41cc1aa81ddc2ad42fb2f1b28e8a0 100644
--- a/m4/ax_cuda.m4
+++ b/m4/ax_cuda.m4
@@ -56,8 +56,11 @@ AS_IF([test "x$NVCC_EXIST" = "xno"],[],[
 
           # If $build_cpu contains "_64", append "64" to CUDA_LIBS
           AS_IF([echo $build_cpu | grep -q "_64"],
-                [CUDA_LIBS+="64"])
-                
+                [
+                 AS_IF([ ! test -d {CUDA_LIBS}lib64 ], [ CUDA_LIBS+="64"  ])
+                 AS_IF([ ! command -v bumblebee >/dev/null  ], [ CUDA_LIBS+=" -L/usr/lib64/nvidia-bumblebee/ "  ])
+                ])
+
           # Append " -lcuda -lcudart" to CUDA_LIBS
           CUDA_LIBS+=" -lcuda -lcudart"
 
diff --git a/openfpm_data b/openfpm_data
index 1f7f0323f91dada2b98e532ede00ebe3a79de04a..cd0a27f01f9bf8a61edec0d2a35fad04ec222ebb 160000
--- a/openfpm_data
+++ b/openfpm_data
@@ -1 +1 @@
-Subproject commit 1f7f0323f91dada2b98e532ede00ebe3a79de04a
+Subproject commit cd0a27f01f9bf8a61edec0d2a35fad04ec222ebb
diff --git a/openfpm_io b/openfpm_io
index a94658c3e4fc0f68fd261e7df39cd2a353bd4682..e4e6e157262c9a7887f6446926b8660e4cc1e3c2 160000
--- a/openfpm_io
+++ b/openfpm_io
@@ -1 +1 @@
-Subproject commit a94658c3e4fc0f68fd261e7df39cd2a353bd4682
+Subproject commit e4e6e157262c9a7887f6446926b8660e4cc1e3c2
diff --git a/openfpm_pdata.doc b/openfpm_pdata.doc
new file mode 100644
index 0000000000000000000000000000000000000000..9775ccd311b45b0bc5d8ebeae15c8ac2fb974ae0
--- /dev/null
+++ b/openfpm_pdata.doc
@@ -0,0 +1,2303 @@
+# Doxyfile 1.8.6
+
+# This file describes the settings to be used by the documentation system
+# doxygen (www.doxygen.org) for a project.
+#
+# All text after a double hash (##) is considered a comment and is placed in
+# front of the TAG it is preceding.
+#
+# All text after a single hash (#) is considered a comment and will be ignored.
+# The format is:
+# TAG = value [value, ...]
+# For lists, items can also be appended using:
+# TAG += value [value, ...]
+# Values that contain spaces should be placed between quotes (\" \").
+
+#---------------------------------------------------------------------------
+# Project related configuration options
+#---------------------------------------------------------------------------
+
+# This tag specifies the encoding used for all characters in the config file
+# that follow. The default is UTF-8 which is also the encoding used for all text
+# before the first occurrence of this tag. Doxygen uses libiconv (or the iconv
+# built into libc) for the transcoding. See http://www.gnu.org/software/libiconv
+# for the list of possible encodings.
+# The default value is: UTF-8.
+
+DOXYFILE_ENCODING      = UTF-8
+
+# The PROJECT_NAME tag is a single word (or a sequence of words surrounded by
+# double-quotes, unless you are using Doxywizard) that should identify the
+# project for which the documentation is generated. This name is used in the
+# title of most generated pages and in a few other places.
+# The default value is: My Project.
+
+PROJECT_NAME           = "OpenFPM_pdata"
+
+# The PROJECT_NUMBER tag can be used to enter a project or revision number. This
+# could be handy for archiving the generated documentation or if some version
+# control system is used.
+
+PROJECT_NUMBER         = 0.1.0
+
+# Using the PROJECT_BRIEF tag one can provide an optional one line description
+# for a project that appears at the top of each page and should give viewer a
+# quick idea about the purpose of the project. Keep the description short.
+
+PROJECT_BRIEF          = "Project that contain the implementation of distributed structures"
+
+# With the PROJECT_LOGO tag one can specify an logo or icon that is included in
+# the documentation. The maximum height of the logo should not exceed 55 pixels
+# and the maximum width should not exceed 200 pixels. Doxygen will copy the logo
+# to the output directory.
+
+PROJECT_LOGO           =
+
+# The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute) path
+# into which the generated documentation will be written. If a relative path is
+# entered, it will be relative to the location where doxygen was started. If
+# left blank the current directory will be used.
+
+OUTPUT_DIRECTORY       = doxygen/
+
+# If the CREATE_SUBDIRS tag is set to YES, then doxygen will create 4096 sub-
+# directories (in 2 levels) under the output directory of each output format and
+# will distribute the generated files over these directories. Enabling this
+# option can be useful when feeding doxygen a huge amount of source files, where
+# putting all generated files in the same directory would otherwise causes
+# performance problems for the file system.
+# The default value is: NO.
+
+CREATE_SUBDIRS         = NO
+
+# The OUTPUT_LANGUAGE tag is used to specify the language in which all
+# documentation generated by doxygen is written. Doxygen will use this
+# information to generate all constant output in the proper language.
+# Possible values are: Afrikaans, Arabic, Armenian, Brazilian, Catalan, Chinese,
+# Chinese-Traditional, Croatian, Czech, Danish, Dutch, English (United States),
+# Esperanto, Farsi (Persian), Finnish, French, German, Greek, Hungarian,
+# Indonesian, Italian, Japanese, Japanese-en (Japanese with English messages),
+# Korean, Korean-en (Korean with English messages), Latvian, Lithuanian,
+# Macedonian, Norwegian, Persian (Farsi), Polish, Portuguese, Romanian, Russian,
+# Serbian, Serbian-Cyrillic, Slovak, Slovene, Spanish, Swedish, Turkish,
+# Ukrainian and Vietnamese.
+# The default value is: English.
+
+OUTPUT_LANGUAGE        = English
+
+# If the BRIEF_MEMBER_DESC tag is set to YES doxygen will include brief member
+# descriptions after the members that are listed in the file and class
+# documentation (similar to Javadoc). Set to NO to disable this.
+# The default value is: YES.
+
+BRIEF_MEMBER_DESC      = YES
+
+# If the REPEAT_BRIEF tag is set to YES doxygen will prepend the brief
+# description of a member or function before the detailed description
+#
+# Note: If both HIDE_UNDOC_MEMBERS and BRIEF_MEMBER_DESC are set to NO, the
+# brief descriptions will be completely suppressed.
+# The default value is: YES.
+
+REPEAT_BRIEF           = YES
+
+# This tag implements a quasi-intelligent brief description abbreviator that is
+# used to form the text in various listings. Each string in this list, if found
+# as the leading text of the brief description, will be stripped from the text
+# and the result, after processing the whole list, is used as the annotated
+# text. Otherwise, the brief description is used as-is. If left blank, the
+# following values are used ($name is automatically replaced with the name of
+# the entity):The $name class, The $name widget, The $name file, is, provides,
+# specifies, contains, represents, a, an and the.
+
+ABBREVIATE_BRIEF       =
+
+# If the ALWAYS_DETAILED_SEC and REPEAT_BRIEF tags are both set to YES then
+# doxygen will generate a detailed section even if there is only a brief
+# description.
+# The default value is: NO.
+
+ALWAYS_DETAILED_SEC    = NO
+
+# If the INLINE_INHERITED_MEMB tag is set to YES, doxygen will show all
+# inherited members of a class in the documentation of that class as if those
+# members were ordinary class members. Constructors, destructors and assignment
+# operators of the base classes will not be shown.
+# The default value is: NO.
+
+INLINE_INHERITED_MEMB  = NO
+
+# If the FULL_PATH_NAMES tag is set to YES doxygen will prepend the full path
+# before files name in the file list and in the header files. If set to NO the
+# shortest path that makes the file name unique will be used
+# The default value is: YES.
+
+FULL_PATH_NAMES        = YES
+
+# The STRIP_FROM_PATH tag can be used to strip a user-defined part of the path.
+# Stripping is only done if one of the specified strings matches the left-hand
+# part of the path. The tag can be used to show relative paths in the file list.
+# If left blank the directory from which doxygen is run is used as the path to
+# strip.
+#
+# Note that you can specify absolute paths here, but also relative paths, which
+# will be relative from the directory where doxygen is started.
+# This tag requires that the tag FULL_PATH_NAMES is set to YES.
+
+STRIP_FROM_PATH        =
+
+# The STRIP_FROM_INC_PATH tag can be used to strip a user-defined part of the
+# path mentioned in the documentation of a class, which tells the reader which
+# header file to include in order to use a class. If left blank only the name of
+# the header file containing the class definition is used. Otherwise one should
+# specify the list of include paths that are normally passed to the compiler
+# using the -I flag.
+
+STRIP_FROM_INC_PATH    =
+
+# If the SHORT_NAMES tag is set to YES, doxygen will generate much shorter (but
+# less readable) file names. This can be useful is your file systems doesn't
+# support long names like on DOS, Mac, or CD-ROM.
+# The default value is: NO.
+
+SHORT_NAMES            = NO
+
+# If the JAVADOC_AUTOBRIEF tag is set to YES then doxygen will interpret the
+# first line (until the first dot) of a Javadoc-style comment as the brief
+# description. If set to NO, the Javadoc-style will behave just like regular Qt-
+# style comments (thus requiring an explicit @brief command for a brief
+# description.)
+# The default value is: NO.
+
+JAVADOC_AUTOBRIEF      = NO
+
+# If the QT_AUTOBRIEF tag is set to YES then doxygen will interpret the first
+# line (until the first dot) of a Qt-style comment as the brief description. If
+# set to NO, the Qt-style will behave just like regular Qt-style comments (thus
+# requiring an explicit \brief command for a brief description.)
+# The default value is: NO.
+
+QT_AUTOBRIEF           = NO
+
+# The MULTILINE_CPP_IS_BRIEF tag can be set to YES to make doxygen treat a
+# multi-line C++ special comment block (i.e. a block of //! or /// comments) as
+# a brief description. This used to be the default behavior. The new default is
+# to treat a multi-line C++ comment block as a detailed description. Set this
+# tag to YES if you prefer the old behavior instead.
+#
+# Note that setting this tag to YES also means that rational rose comments are
+# not recognized any more.
+# The default value is: NO.
+
+MULTILINE_CPP_IS_BRIEF = NO
+
+# If the INHERIT_DOCS tag is set to YES then an undocumented member inherits the
+# documentation from any documented member that it re-implements.
+# The default value is: YES.
+
+INHERIT_DOCS           = YES
+
+# If the SEPARATE_MEMBER_PAGES tag is set to YES, then doxygen will produce a
+# new page for each member. If set to NO, the documentation of a member will be
+# part of the file/class/namespace that contains it.
+# The default value is: NO.
+
+SEPARATE_MEMBER_PAGES  = NO
+
+# The TAB_SIZE tag can be used to set the number of spaces in a tab. Doxygen
+# uses this value to replace tabs by spaces in code fragments.
+# Minimum value: 1, maximum value: 16, default value: 4.
+
+TAB_SIZE               = 4
+
+# This tag can be used to specify a number of aliases that act as commands in
+# the documentation. An alias has the form:
+# name=value
+# For example adding
+# "sideeffect=@par Side Effects:\n"
+# will allow you to put the command \sideeffect (or @sideeffect) in the
+# documentation, which will result in a user-defined paragraph with heading
+# "Side Effects:". You can put \n's in the value part of an alias to insert
+# newlines.
+
+ALIASES                =
+
+# This tag can be used to specify a number of word-keyword mappings (TCL only).
+# A mapping has the form "name=value". For example adding "class=itcl::class"
+# will allow you to use the command class in the itcl::class meaning.
+
+TCL_SUBST              =
+
+# Set the OPTIMIZE_OUTPUT_FOR_C tag to YES if your project consists of C sources
+# only. Doxygen will then generate output that is more tailored for C. For
+# instance, some of the names that are used will be different. The list of all
+# members will be omitted, etc.
+# The default value is: NO.
+
+OPTIMIZE_OUTPUT_FOR_C  = YES
+
+# Set the OPTIMIZE_OUTPUT_JAVA tag to YES if your project consists of Java or
+# Python sources only. Doxygen will then generate output that is more tailored
+# for that language. For instance, namespaces will be presented as packages,
+# qualified scopes will look different, etc.
+# The default value is: NO.
+
+OPTIMIZE_OUTPUT_JAVA   = NO
+
+# Set the OPTIMIZE_FOR_FORTRAN tag to YES if your project consists of Fortran
+# sources. Doxygen will then generate output that is tailored for Fortran.
+# The default value is: NO.
+
+OPTIMIZE_FOR_FORTRAN   = NO
+
+# Set the OPTIMIZE_OUTPUT_VHDL tag to YES if your project consists of VHDL
+# sources. Doxygen will then generate output that is tailored for VHDL.
+# The default value is: NO.
+
+OPTIMIZE_OUTPUT_VHDL   = NO
+
+# Doxygen selects the parser to use depending on the extension of the files it
+# parses. With this tag you can assign which parser to use for a given
+# extension. Doxygen has a built-in mapping, but you can override or extend it
+# using this tag. The format is ext=language, where ext is a file extension, and
+# language is one of the parsers supported by doxygen: IDL, Java, Javascript,
+# C#, C, C++, D, PHP, Objective-C, Python, Fortran, VHDL. For instance to make
+# doxygen treat .inc files as Fortran files (default is PHP), and .f files as C
+# (default is Fortran), use: inc=Fortran f=C.
+#
+# Note For files without extension you can use no_extension as a placeholder.
+#
+# Note that for custom extensions you also need to set FILE_PATTERNS otherwise
+# the files are not read by doxygen.
+
+EXTENSION_MAPPING      =
+
+# If the MARKDOWN_SUPPORT tag is enabled then doxygen pre-processes all comments
+# according to the Markdown format, which allows for more readable
+# documentation. See http://daringfireball.net/projects/markdown/ for details.
+# The output of markdown processing is further processed by doxygen, so you can
+# mix doxygen, HTML, and XML commands with Markdown formatting. Disable only in
+# case of backward compatibilities issues.
+# The default value is: YES.
+
+MARKDOWN_SUPPORT       = YES
+
+# When enabled doxygen tries to link words that correspond to documented
+# classes, or namespaces to their corresponding documentation. Such a link can
+# be prevented in individual cases by by putting a % sign in front of the word
+# or globally by setting AUTOLINK_SUPPORT to NO.
+# The default value is: YES.
+
+AUTOLINK_SUPPORT       = YES
+
+# If you use STL classes (i.e. std::string, std::vector, etc.) but do not want
+# to include (a tag file for) the STL sources as input, then you should set this
+# tag to YES in order to let doxygen match functions declarations and
+# definitions whose arguments contain STL classes (e.g. func(std::string);
+# versus func(std::string) {}). This also make the inheritance and collaboration
+# diagrams that involve STL classes more complete and accurate.
+# The default value is: NO.
+
+BUILTIN_STL_SUPPORT    = NO
+
+# If you use Microsoft's C++/CLI language, you should set this option to YES to
+# enable parsing support.
+# The default value is: NO.
+
+CPP_CLI_SUPPORT        = NO
+
+# Set the SIP_SUPPORT tag to YES if your project consists of sip (see:
+# http://www.riverbankcomputing.co.uk/software/sip/intro) sources only. Doxygen
+# will parse them like normal C++ but will assume all classes use public instead
+# of private inheritance when no explicit protection keyword is present.
+# The default value is: NO.
+
+SIP_SUPPORT            = NO
+
+# For Microsoft's IDL there are propget and propput attributes to indicate
+# getter and setter methods for a property. Setting this option to YES will make
+# doxygen to replace the get and set methods by a property in the documentation.
+# This will only work if the methods are indeed getting or setting a simple
+# type. If this is not the case, or you want to show the methods anyway, you
+# should set this option to NO.
+# The default value is: YES.
+
+IDL_PROPERTY_SUPPORT   = NO
+
+# If member grouping is used in the documentation and the DISTRIBUTE_GROUP_DOC
+# tag is set to YES, then doxygen will reuse the documentation of the first
+# member in the group (if any) for the other members of the group. By default
+# all members of a group must be documented explicitly.
+# The default value is: NO.
+
+DISTRIBUTE_GROUP_DOC   = NO
+
+# Set the SUBGROUPING tag to YES to allow class member groups of the same type
+# (for instance a group of public functions) to be put as a subgroup of that
+# type (e.g. under the Public Functions section). Set it to NO to prevent
+# subgrouping. Alternatively, this can be done per class using the
+# \nosubgrouping command.
+# The default value is: YES.
+
+SUBGROUPING            = YES
+
+# When the INLINE_GROUPED_CLASSES tag is set to YES, classes, structs and unions
+# are shown inside the group in which they are included (e.g. using \ingroup)
+# instead of on a separate page (for HTML and Man pages) or section (for LaTeX
+# and RTF).
+#
+# Note that this feature does not work in combination with
+# SEPARATE_MEMBER_PAGES.
+# The default value is: NO.
+
+INLINE_GROUPED_CLASSES = NO
+
+# When the INLINE_SIMPLE_STRUCTS tag is set to YES, structs, classes, and unions
+# with only public data fields or simple typedef fields will be shown inline in
+# the documentation of the scope in which they are defined (i.e. file,
+# namespace, or group documentation), provided this scope is documented. If set
+# to NO, structs, classes, and unions are shown on a separate page (for HTML and
+# Man pages) or section (for LaTeX and RTF).
+# The default value is: NO.
+
+INLINE_SIMPLE_STRUCTS  = NO
+
+# When TYPEDEF_HIDES_STRUCT tag is enabled, a typedef of a struct, union, or
+# enum is documented as struct, union, or enum with the name of the typedef. So
+# typedef struct TypeS {} TypeT, will appear in the documentation as a struct
+# with name TypeT. When disabled the typedef will appear as a member of a file,
+# namespace, or class. And the struct will be named TypeS. This can typically be
+# useful for C code in case the coding convention dictates that all compound
+# types are typedef'ed and only the typedef is referenced, never the tag name.
+# The default value is: NO.
+
+TYPEDEF_HIDES_STRUCT   = NO
+
+# The size of the symbol lookup cache can be set using LOOKUP_CACHE_SIZE. This
+# cache is used to resolve symbols given their name and scope. Since this can be
+# an expensive process and often the same symbol appears multiple times in the
+# code, doxygen keeps a cache of pre-resolved symbols. If the cache is too small
+# doxygen will become slower. If the cache is too large, memory is wasted. The
+# cache size is given by this formula: 2^(16+LOOKUP_CACHE_SIZE). The valid range
+# is 0..9, the default is 0, corresponding to a cache size of 2^16=65536
+# symbols. At the end of a run doxygen will report the cache usage and suggest
+# the optimal cache size from a speed point of view.
+# Minimum value: 0, maximum value: 9, default value: 0.
+
+LOOKUP_CACHE_SIZE      = 0
+
+#---------------------------------------------------------------------------
+# Build related configuration options
+#---------------------------------------------------------------------------
+
+# If the EXTRACT_ALL tag is set to YES doxygen will assume all entities in
+# documentation are documented, even if no documentation was available. Private
+# class members and static file members will be hidden unless the
+# EXTRACT_PRIVATE respectively EXTRACT_STATIC tags are set to YES.
+# Note: This will also disable the warnings about undocumented members that are
+# normally produced when WARNINGS is set to YES.
+# The default value is: NO.
+
+EXTRACT_ALL            = NO
+
+# If the EXTRACT_PRIVATE tag is set to YES all private members of a class will
+# be included in the documentation.
+# The default value is: NO.
+
+EXTRACT_PRIVATE        = YES
+
+# If the EXTRACT_PACKAGE tag is set to YES all members with package or internal
+# scope will be included in the documentation.
+# The default value is: NO.
+
+EXTRACT_PACKAGE        = YES
+
+# If the EXTRACT_STATIC tag is set to YES all static members of a file will be
+# included in the documentation.
+# The default value is: NO.
+
+EXTRACT_STATIC         = YES
+
+# If the EXTRACT_LOCAL_CLASSES tag is set to YES classes (and structs) defined
+# locally in source files will be included in the documentation. If set to NO
+# only classes defined in header files are included. Does not have any effect
+# for Java sources.
+# The default value is: YES.
+
+EXTRACT_LOCAL_CLASSES  = YES
+
+# This flag is only useful for Objective-C code. When set to YES local methods,
+# which are defined in the implementation section but not in the interface are
+# included in the documentation. If set to NO only methods in the interface are
+# included.
+# The default value is: NO.
+
+EXTRACT_LOCAL_METHODS  = NO
+
+# If this flag is set to YES, the members of anonymous namespaces will be
+# extracted and appear in the documentation as a namespace called
+# 'anonymous_namespace{file}', where file will be replaced with the base name of
+# the file that contains the anonymous namespace. By default anonymous namespace
+# are hidden.
+# The default value is: NO.
+
+EXTRACT_ANON_NSPACES   = NO
+
+# If the HIDE_UNDOC_MEMBERS tag is set to YES, doxygen will hide all
+# undocumented members inside documented classes or files. If set to NO these
+# members will be included in the various overviews, but no documentation
+# section is generated. This option has no effect if EXTRACT_ALL is enabled.
+# The default value is: NO.
+
+HIDE_UNDOC_MEMBERS     = NO
+
+# If the HIDE_UNDOC_CLASSES tag is set to YES, doxygen will hide all
+# undocumented classes that are normally visible in the class hierarchy. If set
+# to NO these classes will be included in the various overviews. This option has
+# no effect if EXTRACT_ALL is enabled.
+# The default value is: NO.
+
+HIDE_UNDOC_CLASSES     = NO
+
+# If the HIDE_FRIEND_COMPOUNDS tag is set to YES, doxygen will hide all friend
+# (class|struct|union) declarations. If set to NO these declarations will be
+# included in the documentation.
+# The default value is: NO.
+
+HIDE_FRIEND_COMPOUNDS  = NO
+
+# If the HIDE_IN_BODY_DOCS tag is set to YES, doxygen will hide any
+# documentation blocks found inside the body of a function. If set to NO these
+# blocks will be appended to the function's detailed documentation block.
+# The default value is: NO.
+
+HIDE_IN_BODY_DOCS      = NO
+
+# The INTERNAL_DOCS tag determines if documentation that is typed after a
+# \internal command is included. If the tag is set to NO then the documentation
+# will be excluded. Set it to YES to include the internal documentation.
+# The default value is: NO.
+
+INTERNAL_DOCS          = NO
+
+# If the CASE_SENSE_NAMES tag is set to NO then doxygen will only generate file
+# names in lower-case letters. If set to YES upper-case letters are also
+# allowed. This is useful if you have classes or files whose names only differ
+# in case and if your file system supports case sensitive file names. Windows
+# and Mac users are advised to set this option to NO.
+# The default value is: system dependent.
+
+CASE_SENSE_NAMES       = YES
+
+# If the HIDE_SCOPE_NAMES tag is set to NO then doxygen will show members with
+# their full class and namespace scopes in the documentation. If set to YES the
+# scope will be hidden.
+# The default value is: NO.
+
+HIDE_SCOPE_NAMES       = NO
+
+# If the SHOW_INCLUDE_FILES tag is set to YES then doxygen will put a list of
+# the files that are included by a file in the documentation of that file.
+# The default value is: YES.
+
+SHOW_INCLUDE_FILES     = YES
+
+# If the SHOW_GROUPED_MEMB_INC tag is set to YES then Doxygen will add for each
+# grouped member an include statement to the documentation, telling the reader
+# which file to include in order to use the member.
+# The default value is: NO.
+
+SHOW_GROUPED_MEMB_INC  = NO
+
+# If the FORCE_LOCAL_INCLUDES tag is set to YES then doxygen will list include
+# files with double quotes in the documentation rather than with sharp brackets.
+# The default value is: NO.
+
+FORCE_LOCAL_INCLUDES   = NO
+
+# If the INLINE_INFO tag is set to YES then a tag [inline] is inserted in the
+# documentation for inline members.
+# The default value is: YES.
+
+INLINE_INFO            = YES
+
+# If the SORT_MEMBER_DOCS tag is set to YES then doxygen will sort the
+# (detailed) documentation of file and class members alphabetically by member
+# name. If set to NO the members will appear in declaration order.
+# The default value is: YES.
+
+SORT_MEMBER_DOCS       = YES
+
+# If the SORT_BRIEF_DOCS tag is set to YES then doxygen will sort the brief
+# descriptions of file, namespace and class members alphabetically by member
+# name. If set to NO the members will appear in declaration order. Note that
+# this will also influence the order of the classes in the class list.
+# The default value is: NO.
+
+SORT_BRIEF_DOCS        = NO
+
+# If the SORT_MEMBERS_CTORS_1ST tag is set to YES then doxygen will sort the
+# (brief and detailed) documentation of class members so that constructors and
+# destructors are listed first. If set to NO the constructors will appear in the
+# respective orders defined by SORT_BRIEF_DOCS and SORT_MEMBER_DOCS.
+# Note: If SORT_BRIEF_DOCS is set to NO this option is ignored for sorting brief
+# member documentation.
+# Note: If SORT_MEMBER_DOCS is set to NO this option is ignored for sorting
+# detailed member documentation.
+# The default value is: NO.
+
+SORT_MEMBERS_CTORS_1ST = NO
+
+# If the SORT_GROUP_NAMES tag is set to YES then doxygen will sort the hierarchy
+# of group names into alphabetical order. If set to NO the group names will
+# appear in their defined order.
+# The default value is: NO.
+
+SORT_GROUP_NAMES       = NO
+
+# If the SORT_BY_SCOPE_NAME tag is set to YES, the class list will be sorted by
+# fully-qualified names, including namespaces. If set to NO, the class list will
+# be sorted only by class name, not including the namespace part.
+# Note: This option is not very useful if HIDE_SCOPE_NAMES is set to YES.
+# Note: This option applies only to the class list, not to the alphabetical
+# list.
+# The default value is: NO.
+
+SORT_BY_SCOPE_NAME     = NO
+
+# If the STRICT_PROTO_MATCHING option is enabled and doxygen fails to do proper
+# type resolution of all parameters of a function it will reject a match between
+# the prototype and the implementation of a member function even if there is
+# only one candidate or it is obvious which candidate to choose by doing a
+# simple string match. By disabling STRICT_PROTO_MATCHING doxygen will still
+# accept a match between prototype and implementation in such cases.
+# The default value is: NO.
+
+STRICT_PROTO_MATCHING  = NO
+
+# The GENERATE_TODOLIST tag can be used to enable ( YES) or disable ( NO) the
+# todo list. This list is created by putting \todo commands in the
+# documentation.
+# The default value is: YES.
+
+GENERATE_TODOLIST      = YES
+
+# The GENERATE_TESTLIST tag can be used to enable ( YES) or disable ( NO) the
+# test list. This list is created by putting \test commands in the
+# documentation.
+# The default value is: YES.
+
+GENERATE_TESTLIST      = YES
+
+# The GENERATE_BUGLIST tag can be used to enable ( YES) or disable ( NO) the bug
+# list. This list is created by putting \bug commands in the documentation.
+# The default value is: YES.
+
+GENERATE_BUGLIST       = YES
+
+# The GENERATE_DEPRECATEDLIST tag can be used to enable ( YES) or disable ( NO)
+# the deprecated list. This list is created by putting \deprecated commands in
+# the documentation.
+# The default value is: YES.
+
+GENERATE_DEPRECATEDLIST= YES
+
+# The ENABLED_SECTIONS tag can be used to enable conditional documentation
+# sections, marked by \if <section_label> ... \endif and \cond <section_label>
+# ... \endcond blocks.
+
+ENABLED_SECTIONS       =
+
+# The MAX_INITIALIZER_LINES tag determines the maximum number of lines that the
+# initial value of a variable or macro / define can have for it to appear in the
+# documentation. If the initializer consists of more lines than specified here
+# it will be hidden. Use a value of 0 to hide initializers completely. The
+# appearance of the value of individual variables and macros / defines can be
+# controlled using \showinitializer or \hideinitializer command in the
+# documentation regardless of this setting.
+# Minimum value: 0, maximum value: 10000, default value: 30.
+
+MAX_INITIALIZER_LINES  = 30
+
+# Set the SHOW_USED_FILES tag to NO to disable the list of files generated at
+# the bottom of the documentation of classes and structs. If set to YES the list
+# will mention the files that were used to generate the documentation.
+# The default value is: YES.
+
+SHOW_USED_FILES        = YES
+
+# Set the SHOW_FILES tag to NO to disable the generation of the Files page. This
+# will remove the Files entry from the Quick Index and from the Folder Tree View
+# (if specified).
+# The default value is: YES.
+
+SHOW_FILES             = YES
+
+# Set the SHOW_NAMESPACES tag to NO to disable the generation of the Namespaces
+# page. This will remove the Namespaces entry from the Quick Index and from the
+# Folder Tree View (if specified).
+# The default value is: YES.
+
+SHOW_NAMESPACES        = YES
+
+# The FILE_VERSION_FILTER tag can be used to specify a program or script that
+# doxygen should invoke to get the current version for each file (typically from
+# the version control system). Doxygen will invoke the program by executing (via
+# popen()) the command command input-file, where command is the value of the
+# FILE_VERSION_FILTER tag, and input-file is the name of an input file provided
+# by doxygen. Whatever the program writes to standard output is used as the file
+# version. For an example see the documentation.
+
+FILE_VERSION_FILTER    =
+
+# The LAYOUT_FILE tag can be used to specify a layout file which will be parsed
+# by doxygen. The layout file controls the global structure of the generated
+# output files in an output format independent way. To create the layout file
+# that represents doxygen's defaults, run doxygen with the -l option. You can
+# optionally specify a file name after the option, if omitted DoxygenLayout.xml
+# will be used as the name of the layout file.
+#
+# Note that if you run doxygen from a directory containing a file called
+# DoxygenLayout.xml, doxygen will parse it automatically even if the LAYOUT_FILE
+# tag is left empty.
+
+LAYOUT_FILE            = DoxygenLayout.xml
+
+# The CITE_BIB_FILES tag can be used to specify one or more bib files containing
+# the reference definitions. This must be a list of .bib files. The .bib
+# extension is automatically appended if omitted. This requires the bibtex tool
+# to be installed. See also http://en.wikipedia.org/wiki/BibTeX for more info.
+# For LaTeX the style of the bibliography can be controlled using
+# LATEX_BIB_STYLE. To use this feature you need bibtex and perl available in the
+# search path. Do not use file names with spaces, bibtex cannot handle them. See
+# also \cite for info how to create references.
+
+CITE_BIB_FILES         =
+
+#---------------------------------------------------------------------------
+# Configuration options related to warning and progress messages
+#---------------------------------------------------------------------------
+
+# The QUIET tag can be used to turn on/off the messages that are generated to
+# standard output by doxygen. If QUIET is set to YES this implies that the
+# messages are off.
+# The default value is: NO.
+
+QUIET                  = NO
+
+# The WARNINGS tag can be used to turn on/off the warning messages that are
+# generated to standard error ( stderr) by doxygen. If WARNINGS is set to YES
+# this implies that the warnings are on.
+#
+# Tip: Turn warnings on while writing the documentation.
+# The default value is: YES.
+
+WARNINGS               = YES
+
+# If the WARN_IF_UNDOCUMENTED tag is set to YES, then doxygen will generate
+# warnings for undocumented members. If EXTRACT_ALL is set to YES then this flag
+# will automatically be disabled.
+# The default value is: YES.
+
+WARN_IF_UNDOCUMENTED   = YES
+
+# If the WARN_IF_DOC_ERROR tag is set to YES, doxygen will generate warnings for
+# potential errors in the documentation, such as not documenting some parameters
+# in a documented function, or documenting parameters that don't exist or using
+# markup commands wrongly.
+# The default value is: YES.
+
+WARN_IF_DOC_ERROR      = YES
+
+# This WARN_NO_PARAMDOC option can be enabled to get warnings for functions that
+# are documented, but have no documentation for their parameters or return
+# value. If set to NO doxygen will only warn about wrong or incomplete parameter
+# documentation, but not about the absence of documentation.
+# The default value is: NO.
+
+WARN_NO_PARAMDOC       = YES
+
+# The WARN_FORMAT tag determines the format of the warning messages that doxygen
+# can produce. The string should contain the $file, $line, and $text tags, which
+# will be replaced by the file and line number from which the warning originated
+# and the warning text. Optionally the format may contain $version, which will
+# be replaced by the version of the file (if it could be obtained via
+# FILE_VERSION_FILTER)
+# The default value is: $file:$line: $text.
+
+WARN_FORMAT            = "$file:$line: $text"
+
+# The WARN_LOGFILE tag can be used to specify a file to which warning and error
+# messages should be written. If left blank the output is written to standard
+# error (stderr).
+
+WARN_LOGFILE           =
+
+#---------------------------------------------------------------------------
+# Configuration options related to the input files
+#---------------------------------------------------------------------------
+
+# The INPUT tag is used to specify the files and/or directories that contain
+# documented source files. You may enter file names like myfile.cpp or
+# directories like /usr/src/myproject. Separate the files or directories with
+# spaces.
+# Note: If this tag is empty the current directory is searched.
+
+INPUT                  = src
+
+# This tag can be used to specify the character encoding of the source files
+# that doxygen parses. Internally doxygen uses the UTF-8 encoding. Doxygen uses
+# libiconv (or the iconv built into libc) for the transcoding. See the libiconv
+# documentation (see: http://www.gnu.org/software/libiconv) for the list of
+# possible encodings.
+# The default value is: UTF-8.
+
+INPUT_ENCODING         = UTF-8
+
+# If the value of the INPUT tag contains directories, you can use the
+# FILE_PATTERNS tag to specify one or more wildcard patterns (like *.cpp and
+# *.h) to filter out the source-files in the directories. If left blank the
+# following patterns are tested:*.c, *.cc, *.cxx, *.cpp, *.c++, *.java, *.ii,
+# *.ixx, *.ipp, *.i++, *.inl, *.idl, *.ddl, *.odl, *.h, *.hh, *.hxx, *.hpp,
+# *.h++, *.cs, *.d, *.php, *.php4, *.php5, *.phtml, *.inc, *.m, *.markdown,
+# *.md, *.mm, *.dox, *.py, *.f90, *.f, *.for, *.tcl, *.vhd, *.vhdl, *.ucf,
+# *.qsf, *.as and *.js.
+
+FILE_PATTERNS          = *.hpp *.cpp *.h
+
+# The RECURSIVE tag can be used to specify whether or not subdirectories should
+# be searched for input files as well.
+# The default value is: NO.
+
+RECURSIVE              = YES
+
+# The EXCLUDE tag can be used to specify files and/or directories that should be
+# excluded from the INPUT source files. This way you can easily exclude a
+# subdirectory from a directory tree whose root is specified with the INPUT tag.
+#
+# Note that relative paths are relative to the directory from which doxygen is
+# run.
+
+EXCLUDE                =
+
+# The EXCLUDE_SYMLINKS tag can be used to select whether or not files or
+# directories that are symbolic links (a Unix file system feature) are excluded
+# from the input.
+# The default value is: NO.
+
+EXCLUDE_SYMLINKS       = NO
+
+# If the value of the INPUT tag contains directories, you can use the
+# EXCLUDE_PATTERNS tag to specify one or more wildcard patterns to exclude
+# certain files from those directories.
+#
+# Note that the wildcards are matched against the file with absolute path, so to
+# exclude all test directories for example use the pattern */test/*
+
+EXCLUDE_PATTERNS       =
+
+# The EXCLUDE_SYMBOLS tag can be used to specify one or more symbol names
+# (namespaces, classes, functions, etc.) that should be excluded from the
+# output. The symbol name can be a fully qualified name, a word, or if the
+# wildcard * is used, a substring. Examples: ANamespace, AClass,
+# AClass::ANamespace, ANamespace::*Test
+#
+# Note that the wildcards are matched against the file with absolute path, so to
+# exclude all test directories use the pattern */test/*
+
+EXCLUDE_SYMBOLS        =
+
+# The EXAMPLE_PATH tag can be used to specify one or more files or directories
+# that contain example code fragments that are included (see the \include
+# command).
+
+EXAMPLE_PATH           = src
+
+# If the value of the EXAMPLE_PATH tag contains directories, you can use the
+# EXAMPLE_PATTERNS tag to specify one or more wildcard pattern (like *.cpp and
+# *.h) to filter out the source-files in the directories. If left blank all
+# files are included.
+
+EXAMPLE_PATTERNS       =
+
+# If the EXAMPLE_RECURSIVE tag is set to YES then subdirectories will be
+# searched for input files to be used with the \include or \dontinclude commands
+# irrespective of the value of the RECURSIVE tag.
+# The default value is: NO.
+
+EXAMPLE_RECURSIVE      = YES
+
+# The IMAGE_PATH tag can be used to specify one or more files or directories
+# that contain images that are to be included in the documentation (see the
+# \image command).
+
+IMAGE_PATH             =
+
+# The INPUT_FILTER tag can be used to specify a program that doxygen should
+# invoke to filter for each input file. Doxygen will invoke the filter program
+# by executing (via popen()) the command:
+#
+# <filter> <input-file>
+#
+# where <filter> is the value of the INPUT_FILTER tag, and <input-file> is the
+# name of an input file. Doxygen will then use the output that the filter
+# program writes to standard output. If FILTER_PATTERNS is specified, this tag
+# will be ignored.
+#
+# Note that the filter must not add or remove lines; it is applied before the
+# code is scanned, but not when the output code is generated. If lines are added
+# or removed, the anchors will not be placed correctly.
+
+INPUT_FILTER           =
+
+# The FILTER_PATTERNS tag can be used to specify filters on a per file pattern
+# basis. Doxygen will compare the file name with each pattern and apply the
+# filter if there is a match. The filters are a list of the form: pattern=filter
+# (like *.cpp=my_cpp_filter). See INPUT_FILTER for further information on how
+# filters are used. If the FILTER_PATTERNS tag is empty or if none of the
+# patterns match the file name, INPUT_FILTER is applied.
+
+FILTER_PATTERNS        =
+
+# If the FILTER_SOURCE_FILES tag is set to YES, the input filter (if set using
+# INPUT_FILTER ) will also be used to filter the input files that are used for
+# producing the source files to browse (i.e. when SOURCE_BROWSER is set to YES).
+# The default value is: NO.
+
+FILTER_SOURCE_FILES    = NO
+
+# The FILTER_SOURCE_PATTERNS tag can be used to specify source filters per file
+# pattern. A pattern will override the setting for FILTER_PATTERN (if any) and
+# it is also possible to disable source filtering for a specific pattern using
+# *.ext= (so without naming a filter).
+# This tag requires that the tag FILTER_SOURCE_FILES is set to YES.
+
+FILTER_SOURCE_PATTERNS =
+
+# If the USE_MDFILE_AS_MAINPAGE tag refers to the name of a markdown file that
+# is part of the input, its contents will be placed on the main page
+# (index.html). This can be useful if you have a project on for instance GitHub
+# and want to reuse the introduction page also for the doxygen output.
+
+USE_MDFILE_AS_MAINPAGE =
+
+#---------------------------------------------------------------------------
+# Configuration options related to source browsing
+#---------------------------------------------------------------------------
+
+# If the SOURCE_BROWSER tag is set to YES then a list of source files will be
+# generated. Documented entities will be cross-referenced with these sources.
+#
+# Note: To get rid of all source code in the generated output, make sure that
+# also VERBATIM_HEADERS is set to NO.
+# The default value is: NO.
+
+SOURCE_BROWSER         = YES
+
+# Setting the INLINE_SOURCES tag to YES will include the body of functions,
+# classes and enums directly into the documentation.
+# The default value is: NO.
+
+INLINE_SOURCES         = NO
+
+# Setting the STRIP_CODE_COMMENTS tag to YES will instruct doxygen to hide any
+# special comment blocks from generated source code fragments. Normal C, C++ and
+# Fortran comments will always remain visible.
+# The default value is: YES.
+
+STRIP_CODE_COMMENTS    = YES
+
+# If the REFERENCED_BY_RELATION tag is set to YES then for each documented
+# function all documented functions referencing it will be listed.
+# The default value is: NO.
+
+REFERENCED_BY_RELATION = NO
+
+# If the REFERENCES_RELATION tag is set to YES then for each documented function
+# all documented entities called/used by that function will be listed.
+# The default value is: NO.
+
+REFERENCES_RELATION    = NO
+
+# If the REFERENCES_LINK_SOURCE tag is set to YES and SOURCE_BROWSER tag is set
+# to YES, then the hyperlinks from functions in REFERENCES_RELATION and
+# REFERENCED_BY_RELATION lists will link to the source code. Otherwise they will
+# link to the documentation.
+# The default value is: YES.
+
+REFERENCES_LINK_SOURCE = YES
+
+# If SOURCE_TOOLTIPS is enabled (the default) then hovering a hyperlink in the
+# source code will show a tooltip with additional information such as prototype,
+# brief description and links to the definition and documentation. Since this
+# will make the HTML file larger and loading of large files a bit slower, you
+# can opt to disable this feature.
+# The default value is: YES.
+# This tag requires that the tag SOURCE_BROWSER is set to YES.
+
+SOURCE_TOOLTIPS        = YES
+
+# If the USE_HTAGS tag is set to YES then the references to source code will
+# point to the HTML generated by the htags(1) tool instead of doxygen built-in
+# source browser. The htags tool is part of GNU's global source tagging system
+# (see http://www.gnu.org/software/global/global.html). You will need version
+# 4.8.6 or higher.
+#
+# To use it do the following:
+# - Install the latest version of global
+# - Enable SOURCE_BROWSER and USE_HTAGS in the config file
+# - Make sure the INPUT points to the root of the source tree
+# - Run doxygen as normal
+#
+# Doxygen will invoke htags (and that will in turn invoke gtags), so these
+# tools must be available from the command line (i.e. in the search path).
+#
+# The result: instead of the source browser generated by doxygen, the links to
+# source code will now point to the output of htags.
+# The default value is: NO.
+# This tag requires that the tag SOURCE_BROWSER is set to YES.
+
+USE_HTAGS              = NO
+
+# If the VERBATIM_HEADERS tag is set the YES then doxygen will generate a
+# verbatim copy of the header file for each class for which an include is
+# specified. Set to NO to disable this.
+# See also: Section \class.
+# The default value is: YES.
+
+VERBATIM_HEADERS       = YES
+
+#---------------------------------------------------------------------------
+# Configuration options related to the alphabetical class index
+#---------------------------------------------------------------------------
+
+# If the ALPHABETICAL_INDEX tag is set to YES, an alphabetical index of all
+# compounds will be generated. Enable this if the project contains a lot of
+# classes, structs, unions or interfaces.
+# The default value is: YES.
+
+ALPHABETICAL_INDEX     = YES
+
+# The COLS_IN_ALPHA_INDEX tag can be used to specify the number of columns in
+# which the alphabetical index list will be split.
+# Minimum value: 1, maximum value: 20, default value: 5.
+# This tag requires that the tag ALPHABETICAL_INDEX is set to YES.
+
+COLS_IN_ALPHA_INDEX    = 5
+
+# In case all classes in a project start with a common prefix, all classes will
+# be put under the same header in the alphabetical index. The IGNORE_PREFIX tag
+# can be used to specify a prefix (or a list of prefixes) that should be ignored
+# while generating the index headers.
+# This tag requires that the tag ALPHABETICAL_INDEX is set to YES.
+
+IGNORE_PREFIX          =
+
+#---------------------------------------------------------------------------
+# Configuration options related to the HTML output
+#---------------------------------------------------------------------------
+
+# If the GENERATE_HTML tag is set to YES doxygen will generate HTML output
+# The default value is: YES.
+
+GENERATE_HTML          = YES
+
+# The HTML_OUTPUT tag is used to specify where the HTML docs will be put. If a
+# relative path is entered the value of OUTPUT_DIRECTORY will be put in front of
+# it.
+# The default directory is: html.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_OUTPUT            = html
+
+# The HTML_FILE_EXTENSION tag can be used to specify the file extension for each
+# generated HTML page (for example: .htm, .php, .asp).
+# The default value is: .html.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_FILE_EXTENSION    = .html
+
+# The HTML_HEADER tag can be used to specify a user-defined HTML header file for
+# each generated HTML page. If the tag is left blank doxygen will generate a
+# standard header.
+#
+# To get valid HTML the header file that includes any scripts and style sheets
+# that doxygen needs, which is dependent on the configuration options used (e.g.
+# the setting GENERATE_TREEVIEW). It is highly recommended to start with a
+# default header using
+# doxygen -w html new_header.html new_footer.html new_stylesheet.css
+# YourConfigFile
+# and then modify the file new_header.html. See also section "Doxygen usage"
+# for information on how to generate the default header that doxygen normally
+# uses.
+# Note: The header is subject to change so you typically have to regenerate the
+# default header when upgrading to a newer version of doxygen. For a description
+# of the possible markers and block names see the documentation.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_HEADER            =
+
+# The HTML_FOOTER tag can be used to specify a user-defined HTML footer for each
+# generated HTML page. If the tag is left blank doxygen will generate a standard
+# footer. See HTML_HEADER for more information on how to generate a default
+# footer and what special commands can be used inside the footer. See also
+# section "Doxygen usage" for information on how to generate the default footer
+# that doxygen normally uses.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_FOOTER            =
+
+# The HTML_STYLESHEET tag can be used to specify a user-defined cascading style
+# sheet that is used by each HTML page. It can be used to fine-tune the look of
+# the HTML output. If left blank doxygen will generate a default style sheet.
+# See also section "Doxygen usage" for information on how to generate the style
+# sheet that doxygen normally uses.
+# Note: It is recommended to use HTML_EXTRA_STYLESHEET instead of this tag, as
+# it is more robust and this tag (HTML_STYLESHEET) will in the future become
+# obsolete.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_STYLESHEET        =
+
+# The HTML_EXTRA_STYLESHEET tag can be used to specify an additional user-
+# defined cascading style sheet that is included after the standard style sheets
+# created by doxygen. Using this option one can overrule certain style aspects.
+# This is preferred over using HTML_STYLESHEET since it does not replace the
+# standard style sheet and is therefor more robust against future updates.
+# Doxygen will copy the style sheet file to the output directory. For an example
+# see the documentation.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_EXTRA_STYLESHEET  =
+
+# The HTML_EXTRA_FILES tag can be used to specify one or more extra images or
+# other source files which should be copied to the HTML output directory. Note
+# that these files will be copied to the base HTML output directory. Use the
+# $relpath^ marker in the HTML_HEADER and/or HTML_FOOTER files to load these
+# files. In the HTML_STYLESHEET file, use the file name only. Also note that the
+# files will be copied as-is; there are no commands or markers available.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_EXTRA_FILES       =
+
+# The HTML_COLORSTYLE_HUE tag controls the color of the HTML output. Doxygen
+# will adjust the colors in the stylesheet and background images according to
+# this color. Hue is specified as an angle on a colorwheel, see
+# http://en.wikipedia.org/wiki/Hue for more information. For instance the value
+# 0 represents red, 60 is yellow, 120 is green, 180 is cyan, 240 is blue, 300
+# purple, and 360 is red again.
+# Minimum value: 0, maximum value: 359, default value: 220.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_COLORSTYLE_HUE    = 220
+
+# The HTML_COLORSTYLE_SAT tag controls the purity (or saturation) of the colors
+# in the HTML output. For a value of 0 the output will use grayscales only. A
+# value of 255 will produce the most vivid colors.
+# Minimum value: 0, maximum value: 255, default value: 100.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_COLORSTYLE_SAT    = 100
+
+# The HTML_COLORSTYLE_GAMMA tag controls the gamma correction applied to the
+# luminance component of the colors in the HTML output. Values below 100
+# gradually make the output lighter, whereas values above 100 make the output
+# darker. The value divided by 100 is the actual gamma applied, so 80 represents
+# a gamma of 0.8, The value 220 represents a gamma of 2.2, and 100 does not
+# change the gamma.
+# Minimum value: 40, maximum value: 240, default value: 80.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_COLORSTYLE_GAMMA  = 80
+
+# If the HTML_TIMESTAMP tag is set to YES then the footer of each generated HTML
+# page will contain the date and time when the page was generated. Setting this
+# to NO can help when comparing the output of multiple runs.
+# The default value is: YES.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_TIMESTAMP         = NO
+
+# If the HTML_DYNAMIC_SECTIONS tag is set to YES then the generated HTML
+# documentation will contain sections that can be hidden and shown after the
+# page has loaded.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_DYNAMIC_SECTIONS  = YES
+
+# With HTML_INDEX_NUM_ENTRIES one can control the preferred number of entries
+# shown in the various tree structured indices initially; the user can expand
+# and collapse entries dynamically later on. Doxygen will expand the tree to
+# such a level that at most the specified number of entries are visible (unless
+# a fully collapsed tree already exceeds this amount). So setting the number of
+# entries 1 will produce a full collapsed tree by default. 0 is a special value
+# representing an infinite number of entries and will result in a full expanded
+# tree by default.
+# Minimum value: 0, maximum value: 9999, default value: 100.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+HTML_INDEX_NUM_ENTRIES = 100
+
+# If the GENERATE_DOCSET tag is set to YES, additional index files will be
+# generated that can be used as input for Apple's Xcode 3 integrated development
+# environment (see: http://developer.apple.com/tools/xcode/), introduced with
+# OSX 10.5 (Leopard). To create a documentation set, doxygen will generate a
+# Makefile in the HTML output directory. Running make will produce the docset in
+# that directory and running make install will install the docset in
+# ~/Library/Developer/Shared/Documentation/DocSets so that Xcode will find it at
+# startup. See http://developer.apple.com/tools/creatingdocsetswithdoxygen.html
+# for more information.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+GENERATE_DOCSET        = NO
+
+# This tag determines the name of the docset feed. A documentation feed provides
+# an umbrella under which multiple documentation sets from a single provider
+# (such as a company or product suite) can be grouped.
+# The default value is: Doxygen generated docs.
+# This tag requires that the tag GENERATE_DOCSET is set to YES.
+
+DOCSET_FEEDNAME        = "OpenFPM pdata"
+
+# This tag specifies a string that should uniquely identify the documentation
+# set bundle. This should be a reverse domain-name style string, e.g.
+# com.mycompany.MyDocSet. Doxygen will append .docset to the name.
+# The default value is: org.doxygen.Project.
+# This tag requires that the tag GENERATE_DOCSET is set to YES.
+
+DOCSET_BUNDLE_ID       = ppcore.mpi-cbg.de
+
+# The DOCSET_PUBLISHER_ID tag specifies a string that should uniquely identify
+# the documentation publisher. This should be a reverse domain-name style
+# string, e.g. com.mycompany.MyDocSet.documentation.
+# The default value is: org.doxygen.Publisher.
+# This tag requires that the tag GENERATE_DOCSET is set to YES.
+
+DOCSET_PUBLISHER_ID    = ppmcore.mpi-cbg.de
+
+# The DOCSET_PUBLISHER_NAME tag identifies the documentation publisher.
+# The default value is: Publisher.
+# This tag requires that the tag GENERATE_DOCSET is set to YES.
+
+DOCSET_PUBLISHER_NAME  = Pietro Incardona
+
+# If the GENERATE_HTMLHELP tag is set to YES then doxygen generates three
+# additional HTML index files: index.hhp, index.hhc, and index.hhk. The
+# index.hhp is a project file that can be read by Microsoft's HTML Help Workshop
+# (see: http://www.microsoft.com/en-us/download/details.aspx?id=21138) on
+# Windows.
+#
+# The HTML Help Workshop contains a compiler that can convert all HTML output
+# generated by doxygen into a single compiled HTML file (.chm). Compiled HTML
+# files are now used as the Windows 98 help format, and will replace the old
+# Windows help format (.hlp) on all Windows platforms in the future. Compressed
+# HTML files also contain an index, a table of contents, and you can search for
+# words in the documentation. The HTML workshop also contains a viewer for
+# compressed HTML files.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+GENERATE_HTMLHELP      = NO
+
+# The CHM_FILE tag can be used to specify the file name of the resulting .chm
+# file. You can add a path in front of the file if the result should not be
+# written to the html output directory.
+# This tag requires that the tag GENERATE_HTMLHELP is set to YES.
+
+CHM_FILE               =
+
+# The HHC_LOCATION tag can be used to specify the location (absolute path
+# including file name) of the HTML help compiler ( hhc.exe). If non-empty
+# doxygen will try to run the HTML help compiler on the generated index.hhp.
+# The file has to be specified with full path.
+# This tag requires that the tag GENERATE_HTMLHELP is set to YES.
+
+HHC_LOCATION           =
+
+# The GENERATE_CHI flag controls if a separate .chi index file is generated (
+# YES) or that it should be included in the master .chm file ( NO).
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTMLHELP is set to YES.
+
+GENERATE_CHI           = NO
+
+# The CHM_INDEX_ENCODING is used to encode HtmlHelp index ( hhk), content ( hhc)
+# and project file content.
+# This tag requires that the tag GENERATE_HTMLHELP is set to YES.
+
+CHM_INDEX_ENCODING     =
+
+# The BINARY_TOC flag controls whether a binary table of contents is generated (
+# YES) or a normal table of contents ( NO) in the .chm file.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTMLHELP is set to YES.
+
+BINARY_TOC             = NO
+
+# The TOC_EXPAND flag can be set to YES to add extra items for group members to
+# the table of contents of the HTML help documentation and to the tree view.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTMLHELP is set to YES.
+
+TOC_EXPAND             = NO
+
+# If the GENERATE_QHP tag is set to YES and both QHP_NAMESPACE and
+# QHP_VIRTUAL_FOLDER are set, an additional index file will be generated that
+# can be used as input for Qt's qhelpgenerator to generate a Qt Compressed Help
+# (.qch) of the generated HTML documentation.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+GENERATE_QHP           = NO
+
+# If the QHG_LOCATION tag is specified, the QCH_FILE tag can be used to specify
+# the file name of the resulting .qch file. The path specified is relative to
+# the HTML output folder.
+# This tag requires that the tag GENERATE_QHP is set to YES.
+
+QCH_FILE               =
+
+# The QHP_NAMESPACE tag specifies the namespace to use when generating Qt Help
+# Project output. For more information please see Qt Help Project / Namespace
+# (see: http://qt-project.org/doc/qt-4.8/qthelpproject.html#namespace).
+# The default value is: org.doxygen.Project.
+# This tag requires that the tag GENERATE_QHP is set to YES.
+
+QHP_NAMESPACE          = org.doxygen.Project
+
+# The QHP_VIRTUAL_FOLDER tag specifies the namespace to use when generating Qt
+# Help Project output. For more information please see Qt Help Project / Virtual
+# Folders (see: http://qt-project.org/doc/qt-4.8/qthelpproject.html#virtual-
+# folders).
+# The default value is: doc.
+# This tag requires that the tag GENERATE_QHP is set to YES.
+
+QHP_VIRTUAL_FOLDER     = doc
+
+# If the QHP_CUST_FILTER_NAME tag is set, it specifies the name of a custom
+# filter to add. For more information please see Qt Help Project / Custom
+# Filters (see: http://qt-project.org/doc/qt-4.8/qthelpproject.html#custom-
+# filters).
+# This tag requires that the tag GENERATE_QHP is set to YES.
+
+QHP_CUST_FILTER_NAME   =
+
+# The QHP_CUST_FILTER_ATTRS tag specifies the list of the attributes of the
+# custom filter to add. For more information please see Qt Help Project / Custom
+# Filters (see: http://qt-project.org/doc/qt-4.8/qthelpproject.html#custom-
+# filters).
+# This tag requires that the tag GENERATE_QHP is set to YES.
+
+QHP_CUST_FILTER_ATTRS  =
+
+# The QHP_SECT_FILTER_ATTRS tag specifies the list of the attributes this
+# project's filter section matches. Qt Help Project / Filter Attributes (see:
+# http://qt-project.org/doc/qt-4.8/qthelpproject.html#filter-attributes).
+# This tag requires that the tag GENERATE_QHP is set to YES.
+
+QHP_SECT_FILTER_ATTRS  =
+
+# The QHG_LOCATION tag can be used to specify the location of Qt's
+# qhelpgenerator. If non-empty doxygen will try to run qhelpgenerator on the
+# generated .qhp file.
+# This tag requires that the tag GENERATE_QHP is set to YES.
+
+QHG_LOCATION           =
+
+# If the GENERATE_ECLIPSEHELP tag is set to YES, additional index files will be
+# generated, together with the HTML files, they form an Eclipse help plugin. To
+# install this plugin and make it available under the help contents menu in
+# Eclipse, the contents of the directory containing the HTML and XML files needs
+# to be copied into the plugins directory of eclipse. The name of the directory
+# within the plugins directory should be the same as the ECLIPSE_DOC_ID value.
+# After copying Eclipse needs to be restarted before the help appears.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+GENERATE_ECLIPSEHELP   = NO
+
+# A unique identifier for the Eclipse help plugin. When installing the plugin
+# the directory name containing the HTML and XML files should also have this
+# name. Each documentation set should have its own identifier.
+# The default value is: org.doxygen.Project.
+# This tag requires that the tag GENERATE_ECLIPSEHELP is set to YES.
+
+ECLIPSE_DOC_ID         = ppmcore.mpi-cbg.de
+
+# If you want full control over the layout of the generated HTML pages it might
+# be necessary to disable the index and replace it with your own. The
+# DISABLE_INDEX tag can be used to turn on/off the condensed index (tabs) at top
+# of each HTML page. A value of NO enables the index and the value YES disables
+# it. Since the tabs in the index contain the same information as the navigation
+# tree, you can set this option to YES if you also set GENERATE_TREEVIEW to YES.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+DISABLE_INDEX          = YES
+
+# The GENERATE_TREEVIEW tag is used to specify whether a tree-like index
+# structure should be generated to display hierarchical information. If the tag
+# value is set to YES, a side panel will be generated containing a tree-like
+# index structure (just like the one that is generated for HTML Help). For this
+# to work a browser that supports JavaScript, DHTML, CSS and frames is required
+# (i.e. any modern browser). Windows users are probably better off using the
+# HTML help feature. Via custom stylesheets (see HTML_EXTRA_STYLESHEET) one can
+# further fine-tune the look of the index. As an example, the default style
+# sheet generated by doxygen has an example that shows how to put an image at
+# the root of the tree instead of the PROJECT_NAME. Since the tree basically has
+# the same information as the tab index, you could consider setting
+# DISABLE_INDEX to YES when enabling this option.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+GENERATE_TREEVIEW      = YES
+
+# The ENUM_VALUES_PER_LINE tag can be used to set the number of enum values that
+# doxygen will group on one line in the generated HTML documentation.
+#
+# Note that a value of 0 will completely suppress the enum values from appearing
+# in the overview section.
+# Minimum value: 0, maximum value: 20, default value: 4.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+ENUM_VALUES_PER_LINE   = 4
+
+# If the treeview is enabled (see GENERATE_TREEVIEW) then this tag can be used
+# to set the initial width (in pixels) of the frame in which the tree is shown.
+# Minimum value: 0, maximum value: 1500, default value: 250.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+TREEVIEW_WIDTH         = 250
+
+# When the EXT_LINKS_IN_WINDOW option is set to YES doxygen will open links to
+# external symbols imported via tag files in a separate window.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+EXT_LINKS_IN_WINDOW    = NO
+
+# Use this tag to change the font size of LaTeX formulas included as images in
+# the HTML documentation. When you change the font size after a successful
+# doxygen run you need to manually remove any form_*.png images from the HTML
+# output directory to force them to be regenerated.
+# Minimum value: 8, maximum value: 50, default value: 10.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+FORMULA_FONTSIZE       = 10
+
+# Use the FORMULA_TRANPARENT tag to determine whether or not the images
+# generated for formulas are transparent PNGs. Transparent PNGs are not
+# supported properly for IE 6.0, but are supported on all modern browsers.
+#
+# Note that when changing this option you need to delete any form_*.png files in
+# the HTML output directory before the changes have effect.
+# The default value is: YES.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+FORMULA_TRANSPARENT    = YES
+
+# Enable the USE_MATHJAX option to render LaTeX formulas using MathJax (see
+# http://www.mathjax.org) which uses client side Javascript for the rendering
+# instead of using prerendered bitmaps. Use this if you do not have LaTeX
+# installed or if you want to formulas look prettier in the HTML output. When
+# enabled you may also need to install MathJax separately and configure the path
+# to it using the MATHJAX_RELPATH option.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+USE_MATHJAX            = NO
+
+# When MathJax is enabled you can set the default output format to be used for
+# the MathJax output. See the MathJax site (see:
+# http://docs.mathjax.org/en/latest/output.html) for more details.
+# Possible values are: HTML-CSS (which is slower, but has the best
+# compatibility), NativeMML (i.e. MathML) and SVG.
+# The default value is: HTML-CSS.
+# This tag requires that the tag USE_MATHJAX is set to YES.
+
+MATHJAX_FORMAT         = HTML-CSS
+
+# When MathJax is enabled you need to specify the location relative to the HTML
+# output directory using the MATHJAX_RELPATH option. The destination directory
+# should contain the MathJax.js script. For instance, if the mathjax directory
+# is located at the same level as the HTML output directory, then
+# MATHJAX_RELPATH should be ../mathjax. The default value points to the MathJax
+# Content Delivery Network so you can quickly see the result without installing
+# MathJax. However, it is strongly recommended to install a local copy of
+# MathJax from http://www.mathjax.org before deployment.
+# The default value is: http://cdn.mathjax.org/mathjax/latest.
+# This tag requires that the tag USE_MATHJAX is set to YES.
+
+MATHJAX_RELPATH        = http://cdn.mathjax.org/mathjax/latest
+
+# The MATHJAX_EXTENSIONS tag can be used to specify one or more MathJax
+# extension names that should be enabled during MathJax rendering. For example
+# MATHJAX_EXTENSIONS = TeX/AMSmath TeX/AMSsymbols
+# This tag requires that the tag USE_MATHJAX is set to YES.
+
+MATHJAX_EXTENSIONS     =
+
+# The MATHJAX_CODEFILE tag can be used to specify a file with javascript pieces
+# of code that will be used on startup of the MathJax code. See the MathJax site
+# (see: http://docs.mathjax.org/en/latest/output.html) for more details. For an
+# example see the documentation.
+# This tag requires that the tag USE_MATHJAX is set to YES.
+
+MATHJAX_CODEFILE       =
+
+# When the SEARCHENGINE tag is enabled doxygen will generate a search box for
+# the HTML output. The underlying search engine uses javascript and DHTML and
+# should work on any modern browser. Note that when using HTML help
+# (GENERATE_HTMLHELP), Qt help (GENERATE_QHP), or docsets (GENERATE_DOCSET)
+# there is already a search function so this one should typically be disabled.
+# For large projects the javascript based search engine can be slow, then
+# enabling SERVER_BASED_SEARCH may provide a better solution. It is possible to
+# search using the keyboard; to jump to the search box use <access key> + S
+# (what the <access key> is depends on the OS and browser, but it is typically
+# <CTRL>, <ALT>/<option>, or both). Inside the search box use the <cursor down
+# key> to jump into the search results window, the results can be navigated
+# using the <cursor keys>. Press <Enter> to select an item or <escape> to cancel
+# the search. The filter options can be selected when the cursor is inside the
+# search box by pressing <Shift>+<cursor down>. Also here use the <cursor keys>
+# to select a filter and <Enter> or <escape> to activate or cancel the filter
+# option.
+# The default value is: YES.
+# This tag requires that the tag GENERATE_HTML is set to YES.
+
+SEARCHENGINE           = YES
+
+# When the SERVER_BASED_SEARCH tag is enabled the search engine will be
+# implemented using a web server instead of a web client using Javascript. There
+# are two flavours of web server based searching depending on the
+# EXTERNAL_SEARCH setting. When disabled, doxygen will generate a PHP script for
+# searching and an index file used by the script. When EXTERNAL_SEARCH is
+# enabled the indexing and searching needs to be provided by external tools. See
+# the section "External Indexing and Searching" for details.
+# The default value is: NO.
+# This tag requires that the tag SEARCHENGINE is set to YES.
+
+SERVER_BASED_SEARCH    = NO
+
+# When EXTERNAL_SEARCH tag is enabled doxygen will no longer generate the PHP
+# script for searching. Instead the search results are written to an XML file
+# which needs to be processed by an external indexer. Doxygen will invoke an
+# external search engine pointed to by the SEARCHENGINE_URL option to obtain the
+# search results.
+#
+# Doxygen ships with an example indexer ( doxyindexer) and search engine
+# (doxysearch.cgi) which are based on the open source search engine library
+# Xapian (see: http://xapian.org/).
+#
+# See the section "External Indexing and Searching" for details.
+# The default value is: NO.
+# This tag requires that the tag SEARCHENGINE is set to YES.
+
+EXTERNAL_SEARCH        = NO
+
+# The SEARCHENGINE_URL should point to a search engine hosted by a web server
+# which will return the search results when EXTERNAL_SEARCH is enabled.
+#
+# Doxygen ships with an example indexer ( doxyindexer) and search engine
+# (doxysearch.cgi) which are based on the open source search engine library
+# Xapian (see: http://xapian.org/). See the section "External Indexing and
+# Searching" for details.
+# This tag requires that the tag SEARCHENGINE is set to YES.
+
+SEARCHENGINE_URL       =
+
+# When SERVER_BASED_SEARCH and EXTERNAL_SEARCH are both enabled the unindexed
+# search data is written to a file for indexing by an external tool. With the
+# SEARCHDATA_FILE tag the name of this file can be specified.
+# The default file is: searchdata.xml.
+# This tag requires that the tag SEARCHENGINE is set to YES.
+
+SEARCHDATA_FILE        = searchdata.xml
+
+# When SERVER_BASED_SEARCH and EXTERNAL_SEARCH are both enabled the
+# EXTERNAL_SEARCH_ID tag can be used as an identifier for the project. This is
+# useful in combination with EXTRA_SEARCH_MAPPINGS to search through multiple
+# projects and redirect the results back to the right project.
+# This tag requires that the tag SEARCHENGINE is set to YES.
+
+EXTERNAL_SEARCH_ID     =
+
+# The EXTRA_SEARCH_MAPPINGS tag can be used to enable searching through doxygen
+# projects other than the one defined by this configuration file, but that are
+# all added to the same external search index. Each project needs to have a
+# unique id set via EXTERNAL_SEARCH_ID. The search mapping then maps the id of
+# to a relative location where the documentation can be found. The format is:
+# EXTRA_SEARCH_MAPPINGS = tagname1=loc1 tagname2=loc2 ...
+# This tag requires that the tag SEARCHENGINE is set to YES.
+
+EXTRA_SEARCH_MAPPINGS  =
+
+#---------------------------------------------------------------------------
+# Configuration options related to the LaTeX output
+#---------------------------------------------------------------------------
+
+# If the GENERATE_LATEX tag is set to YES doxygen will generate LaTeX output.
+# The default value is: YES.
+
+GENERATE_LATEX         = YES
+
+# The LATEX_OUTPUT tag is used to specify where the LaTeX docs will be put. If a
+# relative path is entered the value of OUTPUT_DIRECTORY will be put in front of
+# it.
+# The default directory is: latex.
+# This tag requires that the tag GENERATE_LATEX is set to YES.
+
+LATEX_OUTPUT           = latex
+
+# The LATEX_CMD_NAME tag can be used to specify the LaTeX command name to be
+# invoked.
+#
+# Note that when enabling USE_PDFLATEX this option is only used for generating
+# bitmaps for formulas in the HTML output, but not in the Makefile that is
+# written to the output directory.
+# The default file is: latex.
+# This tag requires that the tag GENERATE_LATEX is set to YES.
+
+LATEX_CMD_NAME         = latex
+
+# The MAKEINDEX_CMD_NAME tag can be used to specify the command name to generate
+# index for LaTeX.
+# The default file is: makeindex.
+# This tag requires that the tag GENERATE_LATEX is set to YES.
+
+MAKEINDEX_CMD_NAME     = makeindex
+
+# If the COMPACT_LATEX tag is set to YES doxygen generates more compact LaTeX
+# documents. This may be useful for small projects and may help to save some
+# trees in general.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_LATEX is set to YES.
+
+COMPACT_LATEX          = NO
+
+# The PAPER_TYPE tag can be used to set the paper type that is used by the
+# printer.
+# Possible values are: a4 (210 x 297 mm), letter (8.5 x 11 inches), legal (8.5 x
+# 14 inches) and executive (7.25 x 10.5 inches).
+# The default value is: a4.
+# This tag requires that the tag GENERATE_LATEX is set to YES.
+
+PAPER_TYPE             = a4
+
+# The EXTRA_PACKAGES tag can be used to specify one or more LaTeX package names
+# that should be included in the LaTeX output. To get the times font for
+# instance you can specify
+# EXTRA_PACKAGES=times
+# If left blank no extra packages will be included.
+# This tag requires that the tag GENERATE_LATEX is set to YES.
+
+EXTRA_PACKAGES         =
+
+# The LATEX_HEADER tag can be used to specify a personal LaTeX header for the
+# generated LaTeX document. The header should contain everything until the first
+# chapter. If it is left blank doxygen will generate a standard header. See
+# section "Doxygen usage" for information on how to let doxygen write the
+# default header to a separate file.
+#
+# Note: Only use a user-defined header if you know what you are doing! The
+# following commands have a special meaning inside the header: $title,
+# $datetime, $date, $doxygenversion, $projectname, $projectnumber. Doxygen will
+# replace them by respectively the title of the page, the current date and time,
+# only the current date, the version number of doxygen, the project name (see
+# PROJECT_NAME), or the project number (see PROJECT_NUMBER).
+# This tag requires that the tag GENERATE_LATEX is set to YES.
+
+LATEX_HEADER           =
+
+# The LATEX_FOOTER tag can be used to specify a personal LaTeX footer for the
+# generated LaTeX document. The footer should contain everything after the last
+# chapter. If it is left blank doxygen will generate a standard footer.
+#
+# Note: Only use a user-defined footer if you know what you are doing!
+# This tag requires that the tag GENERATE_LATEX is set to YES.
+
+LATEX_FOOTER           =
+
+# The LATEX_EXTRA_FILES tag can be used to specify one or more extra images or
+# other source files which should be copied to the LATEX_OUTPUT output
+# directory. Note that the files will be copied as-is; there are no commands or
+# markers available.
+# This tag requires that the tag GENERATE_LATEX is set to YES.
+
+LATEX_EXTRA_FILES      =
+
+# If the PDF_HYPERLINKS tag is set to YES, the LaTeX that is generated is
+# prepared for conversion to PDF (using ps2pdf or pdflatex). The PDF file will
+# contain links (just like the HTML output) instead of page references. This
+# makes the output suitable for online browsing using a PDF viewer.
+# The default value is: YES.
+# This tag requires that the tag GENERATE_LATEX is set to YES.
+
+PDF_HYPERLINKS         = YES
+
+# If the LATEX_PDFLATEX tag is set to YES, doxygen will use pdflatex to generate
+# the PDF file directly from the LaTeX files. Set this option to YES to get a
+# higher quality PDF documentation.
+# The default value is: YES.
+# This tag requires that the tag GENERATE_LATEX is set to YES.
+
+USE_PDFLATEX           = YES
+
+# If the LATEX_BATCHMODE tag is set to YES, doxygen will add the \batchmode
+# command to the generated LaTeX files. This will instruct LaTeX to keep running
+# if errors occur, instead of asking the user for help. This option is also used
+# when generating formulas in HTML.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_LATEX is set to YES.
+
+LATEX_BATCHMODE        = NO
+
+# If the LATEX_HIDE_INDICES tag is set to YES then doxygen will not include the
+# index chapters (such as File Index, Compound Index, etc.) in the output.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_LATEX is set to YES.
+
+LATEX_HIDE_INDICES     = NO
+
+# If the LATEX_SOURCE_CODE tag is set to YES then doxygen will include source
+# code with syntax highlighting in the LaTeX output.
+#
+# Note that which sources are shown also depends on other settings such as
+# SOURCE_BROWSER.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_LATEX is set to YES.
+
+LATEX_SOURCE_CODE      = NO
+
+# The LATEX_BIB_STYLE tag can be used to specify the style to use for the
+# bibliography, e.g. plainnat, or ieeetr. See
+# http://en.wikipedia.org/wiki/BibTeX and \cite for more info.
+# The default value is: plain.
+# This tag requires that the tag GENERATE_LATEX is set to YES.
+
+LATEX_BIB_STYLE        = plain
+
+#---------------------------------------------------------------------------
+# Configuration options related to the RTF output
+#---------------------------------------------------------------------------
+
+# If the GENERATE_RTF tag is set to YES doxygen will generate RTF output. The
+# RTF output is optimized for Word 97 and may not look too pretty with other RTF
+# readers/editors.
+# The default value is: NO.
+
+GENERATE_RTF           = NO
+
+# The RTF_OUTPUT tag is used to specify where the RTF docs will be put. If a
+# relative path is entered the value of OUTPUT_DIRECTORY will be put in front of
+# it.
+# The default directory is: rtf.
+# This tag requires that the tag GENERATE_RTF is set to YES.
+
+RTF_OUTPUT             = rtf
+
+# If the COMPACT_RTF tag is set to YES doxygen generates more compact RTF
+# documents. This may be useful for small projects and may help to save some
+# trees in general.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_RTF is set to YES.
+
+COMPACT_RTF            = NO
+
+# If the RTF_HYPERLINKS tag is set to YES, the RTF that is generated will
+# contain hyperlink fields. The RTF file will contain links (just like the HTML
+# output) instead of page references. This makes the output suitable for online
+# browsing using Word or some other Word compatible readers that support those
+# fields.
+#
+# Note: WordPad (write) and others do not support links.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_RTF is set to YES.
+
+RTF_HYPERLINKS         = NO
+
+# Load stylesheet definitions from file. Syntax is similar to doxygen's config
+# file, i.e. a series of assignments. You only have to provide replacements,
+# missing definitions are set to their default value.
+#
+# See also section "Doxygen usage" for information on how to generate the
+# default style sheet that doxygen normally uses.
+# This tag requires that the tag GENERATE_RTF is set to YES.
+
+RTF_STYLESHEET_FILE    =
+
+# Set optional variables used in the generation of an RTF document. Syntax is
+# similar to doxygen's config file. A template extensions file can be generated
+# using doxygen -e rtf extensionFile.
+# This tag requires that the tag GENERATE_RTF is set to YES.
+
+RTF_EXTENSIONS_FILE    =
+
+#---------------------------------------------------------------------------
+# Configuration options related to the man page output
+#---------------------------------------------------------------------------
+
+# If the GENERATE_MAN tag is set to YES doxygen will generate man pages for
+# classes and files.
+# The default value is: NO.
+
+GENERATE_MAN           = NO
+
+# The MAN_OUTPUT tag is used to specify where the man pages will be put. If a
+# relative path is entered the value of OUTPUT_DIRECTORY will be put in front of
+# it. A directory man3 will be created inside the directory specified by
+# MAN_OUTPUT.
+# The default directory is: man.
+# This tag requires that the tag GENERATE_MAN is set to YES.
+
+MAN_OUTPUT             = man
+
+# The MAN_EXTENSION tag determines the extension that is added to the generated
+# man pages. In case the manual section does not start with a number, the number
+# 3 is prepended. The dot (.) at the beginning of the MAN_EXTENSION tag is
+# optional.
+# The default value is: .3.
+# This tag requires that the tag GENERATE_MAN is set to YES.
+
+MAN_EXTENSION          = .3
+
+# If the MAN_LINKS tag is set to YES and doxygen generates man output, then it
+# will generate one additional man file for each entity documented in the real
+# man page(s). These additional files only source the real man page, but without
+# them the man command would be unable to find the correct page.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_MAN is set to YES.
+
+MAN_LINKS              = NO
+
+#---------------------------------------------------------------------------
+# Configuration options related to the XML output
+#---------------------------------------------------------------------------
+
+# If the GENERATE_XML tag is set to YES doxygen will generate an XML file that
+# captures the structure of the code including all documentation.
+# The default value is: NO.
+
+GENERATE_XML           = YES
+
+# The XML_OUTPUT tag is used to specify where the XML pages will be put. If a
+# relative path is entered the value of OUTPUT_DIRECTORY will be put in front of
+# it.
+# The default directory is: xml.
+# This tag requires that the tag GENERATE_XML is set to YES.
+
+XML_OUTPUT             = xml
+
+# The XML_SCHEMA tag can be used to specify a XML schema, which can be used by a
+# validating XML parser to check the syntax of the XML files.
+# This tag requires that the tag GENERATE_XML is set to YES.
+
+XML_SCHEMA             =
+
+# The XML_DTD tag can be used to specify a XML DTD, which can be used by a
+# validating XML parser to check the syntax of the XML files.
+# This tag requires that the tag GENERATE_XML is set to YES.
+
+XML_DTD                =
+
+# If the XML_PROGRAMLISTING tag is set to YES doxygen will dump the program
+# listings (including syntax highlighting and cross-referencing information) to
+# the XML output. Note that enabling this will significantly increase the size
+# of the XML output.
+# The default value is: YES.
+# This tag requires that the tag GENERATE_XML is set to YES.
+
+XML_PROGRAMLISTING     = YES
+
+#---------------------------------------------------------------------------
+# Configuration options related to the DOCBOOK output
+#---------------------------------------------------------------------------
+
+# If the GENERATE_DOCBOOK tag is set to YES doxygen will generate Docbook files
+# that can be used to generate PDF.
+# The default value is: NO.
+
+GENERATE_DOCBOOK       = NO
+
+# The DOCBOOK_OUTPUT tag is used to specify where the Docbook pages will be put.
+# If a relative path is entered the value of OUTPUT_DIRECTORY will be put in
+# front of it.
+# The default directory is: docbook.
+# This tag requires that the tag GENERATE_DOCBOOK is set to YES.
+
+DOCBOOK_OUTPUT         = docbook
+
+#---------------------------------------------------------------------------
+# Configuration options for the AutoGen Definitions output
+#---------------------------------------------------------------------------
+
+# If the GENERATE_AUTOGEN_DEF tag is set to YES doxygen will generate an AutoGen
+# Definitions (see http://autogen.sf.net) file that captures the structure of
+# the code including all documentation. Note that this feature is still
+# experimental and incomplete at the moment.
+# The default value is: NO.
+
+GENERATE_AUTOGEN_DEF   = NO
+
+#---------------------------------------------------------------------------
+# Configuration options related to the Perl module output
+#---------------------------------------------------------------------------
+
+# If the GENERATE_PERLMOD tag is set to YES doxygen will generate a Perl module
+# file that captures the structure of the code including all documentation.
+#
+# Note that this feature is still experimental and incomplete at the moment.
+# The default value is: NO.
+
+GENERATE_PERLMOD       = NO
+
+# If the PERLMOD_LATEX tag is set to YES doxygen will generate the necessary
+# Makefile rules, Perl scripts and LaTeX code to be able to generate PDF and DVI
+# output from the Perl module output.
+# The default value is: NO.
+# This tag requires that the tag GENERATE_PERLMOD is set to YES.
+
+PERLMOD_LATEX          = NO
+
+# If the PERLMOD_PRETTY tag is set to YES the Perl module output will be nicely
+# formatted so it can be parsed by a human reader. This is useful if you want to
+# understand what is going on. On the other hand, if this tag is set to NO the
+# size of the Perl module output will be much smaller and Perl will parse it
+# just the same.
+# The default value is: YES.
+# This tag requires that the tag GENERATE_PERLMOD is set to YES.
+
+PERLMOD_PRETTY         = YES
+
+# The names of the make variables in the generated doxyrules.make file are
+# prefixed with the string contained in PERLMOD_MAKEVAR_PREFIX. This is useful
+# so different doxyrules.make files included by the same Makefile don't
+# overwrite each other's variables.
+# This tag requires that the tag GENERATE_PERLMOD is set to YES.
+
+PERLMOD_MAKEVAR_PREFIX =
+
+#---------------------------------------------------------------------------
+# Configuration options related to the preprocessor
+#---------------------------------------------------------------------------
+
+# If the ENABLE_PREPROCESSING tag is set to YES doxygen will evaluate all
+# C-preprocessor directives found in the sources and include files.
+# The default value is: YES.
+
+ENABLE_PREPROCESSING   = YES
+
+# If the MACRO_EXPANSION tag is set to YES doxygen will expand all macro names
+# in the source code. If set to NO only conditional compilation will be
+# performed. Macro expansion can be done in a controlled way by setting
+# EXPAND_ONLY_PREDEF to YES.
+# The default value is: NO.
+# This tag requires that the tag ENABLE_PREPROCESSING is set to YES.
+
+MACRO_EXPANSION        = NO
+
+# If the EXPAND_ONLY_PREDEF and MACRO_EXPANSION tags are both set to YES then
+# the macro expansion is limited to the macros specified with the PREDEFINED and
+# EXPAND_AS_DEFINED tags.
+# The default value is: NO.
+# This tag requires that the tag ENABLE_PREPROCESSING is set to YES.
+
+EXPAND_ONLY_PREDEF     = NO
+
+# If the SEARCH_INCLUDES tag is set to YES the includes files in the
+# INCLUDE_PATH will be searched if a #include is found.
+# The default value is: YES.
+# This tag requires that the tag ENABLE_PREPROCESSING is set to YES.
+
+SEARCH_INCLUDES        = YES
+
+# The INCLUDE_PATH tag can be used to specify one or more directories that
+# contain include files that are not input files but should be processed by the
+# preprocessor.
+# This tag requires that the tag SEARCH_INCLUDES is set to YES.
+
+INCLUDE_PATH           =
+
+# You can use the INCLUDE_FILE_PATTERNS tag to specify one or more wildcard
+# patterns (like *.h and *.hpp) to filter out the header-files in the
+# directories. If left blank, the patterns specified with FILE_PATTERNS will be
+# used.
+# This tag requires that the tag ENABLE_PREPROCESSING is set to YES.
+
+INCLUDE_FILE_PATTERNS  =
+
+# The PREDEFINED tag can be used to specify one or more macro names that are
+# defined before the preprocessor is started (similar to the -D option of e.g.
+# gcc). The argument of the tag is a list of macros of the form: name or
+# name=definition (no spaces). If the definition and the "=" are omitted, "=1"
+# is assumed. To prevent a macro definition from being undefined via #undef or
+# recursively expanded use the := operator instead of the = operator.
+# This tag requires that the tag ENABLE_PREPROCESSING is set to YES.
+
+PREDEFINED             =
+
+# If the MACRO_EXPANSION and EXPAND_ONLY_PREDEF tags are set to YES then this
+# tag can be used to specify a list of macro names that should be expanded. The
+# macro definition that is found in the sources will be used. Use the PREDEFINED
+# tag if you want to use a different macro definition that overrules the
+# definition found in the source code.
+# This tag requires that the tag ENABLE_PREPROCESSING is set to YES.
+
+EXPAND_AS_DEFINED      =
+
+# If the SKIP_FUNCTION_MACROS tag is set to YES then doxygen's preprocessor will
+# remove all refrences to function-like macros that are alone on a line, have an
+# all uppercase name, and do not end with a semicolon. Such function macros are
+# typically used for boiler-plate code, and will confuse the parser if not
+# removed.
+# The default value is: YES.
+# This tag requires that the tag ENABLE_PREPROCESSING is set to YES.
+
+SKIP_FUNCTION_MACROS   = YES
+
+#---------------------------------------------------------------------------
+# Configuration options related to external references
+#---------------------------------------------------------------------------
+
+# The TAGFILES tag can be used to specify one or more tag files. For each tag
+# file the location of the external documentation should be added. The format of
+# a tag file without this location is as follows:
+# TAGFILES = file1 file2 ...
+# Adding location for the tag files is done as follows:
+# TAGFILES = file1=loc1 "file2 = loc2" ...
+# where loc1 and loc2 can be relative or absolute paths or URLs. See the
+# section "Linking to external documentation" for more information about the use
+# of tag files.
+# Note: Each tag file must have an unique name (where the name does NOT include
+# the path). If a tag file is not located in the directory in which doxygen is
+# run, you must also specify the path to the tagfile here.
+
+TAGFILES               =
+
+# When a file name is specified after GENERATE_TAGFILE, doxygen will create a
+# tag file that is based on the input files it reads. See section "Linking to
+# external documentation" for more information about the usage of tag files.
+
+GENERATE_TAGFILE       =
+
+# If the ALLEXTERNALS tag is set to YES all external class will be listed in the
+# class index. If set to NO only the inherited external classes will be listed.
+# The default value is: NO.
+
+ALLEXTERNALS           = NO
+
+# If the EXTERNAL_GROUPS tag is set to YES all external groups will be listed in
+# the modules index. If set to NO, only the current project's groups will be
+# listed.
+# The default value is: YES.
+
+EXTERNAL_GROUPS        = YES
+
+# If the EXTERNAL_PAGES tag is set to YES all external pages will be listed in
+# the related pages index. If set to NO, only the current project's pages will
+# be listed.
+# The default value is: YES.
+
+EXTERNAL_PAGES         = YES
+
+# The PERL_PATH should be the absolute path and name of the perl script
+# interpreter (i.e. the result of 'which perl').
+# The default file (with absolute path) is: /usr/bin/perl.
+
+PERL_PATH              = /usr/bin/perl
+
+#---------------------------------------------------------------------------
+# Configuration options related to the dot tool
+#---------------------------------------------------------------------------
+
+# If the CLASS_DIAGRAMS tag is set to YES doxygen will generate a class diagram
+# (in HTML and LaTeX) for classes with base or super classes. Setting the tag to
+# NO turns the diagrams off. Note that this option also works with HAVE_DOT
+# disabled, but it is recommended to install and use dot, since it yields more
+# powerful graphs.
+# The default value is: YES.
+
+CLASS_DIAGRAMS         = YES
+
+# You can define message sequence charts within doxygen comments using the \msc
+# command. Doxygen will then run the mscgen tool (see:
+# http://www.mcternan.me.uk/mscgen/)) to produce the chart and insert it in the
+# documentation. The MSCGEN_PATH tag allows you to specify the directory where
+# the mscgen tool resides. If left empty the tool is assumed to be found in the
+# default search path.
+
+MSCGEN_PATH            =
+
+# You can include diagrams made with dia in doxygen documentation. Doxygen will
+# then run dia to produce the diagram and insert it in the documentation. The
+# DIA_PATH tag allows you to specify the directory where the dia binary resides.
+# If left empty dia is assumed to be found in the default search path.
+
+DIA_PATH               =
+
+# If set to YES, the inheritance and collaboration graphs will hide inheritance
+# and usage relations if the target is undocumented or is not a class.
+# The default value is: YES.
+
+HIDE_UNDOC_RELATIONS   = YES
+
+# If you set the HAVE_DOT tag to YES then doxygen will assume the dot tool is
+# available from the path. This tool is part of Graphviz (see:
+# http://www.graphviz.org/), a graph visualization toolkit from AT&T and Lucent
+# Bell Labs. The other options in this section have no effect if this option is
+# set to NO
+# The default value is: NO.
+
+HAVE_DOT               = NO
+
+# The DOT_NUM_THREADS specifies the number of dot invocations doxygen is allowed
+# to run in parallel. When set to 0 doxygen will base this on the number of
+# processors available in the system. You can set it explicitly to a value
+# larger than 0 to get control over the balance between CPU load and processing
+# speed.
+# Minimum value: 0, maximum value: 32, default value: 0.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+DOT_NUM_THREADS        = 0
+
+# When you want a differently looking font n the dot files that doxygen
+# generates you can specify the font name using DOT_FONTNAME. You need to make
+# sure dot is able to find the font, which can be done by putting it in a
+# standard location or by setting the DOTFONTPATH environment variable or by
+# setting DOT_FONTPATH to the directory containing the font.
+# The default value is: Helvetica.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+DOT_FONTNAME           = Helvetica
+
+# The DOT_FONTSIZE tag can be used to set the size (in points) of the font of
+# dot graphs.
+# Minimum value: 4, maximum value: 24, default value: 10.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+DOT_FONTSIZE           = 10
+
+# By default doxygen will tell dot to use the default font as specified with
+# DOT_FONTNAME. If you specify a different font using DOT_FONTNAME you can set
+# the path where dot can find it using this tag.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+DOT_FONTPATH           =
+
+# If the CLASS_GRAPH tag is set to YES then doxygen will generate a graph for
+# each documented class showing the direct and indirect inheritance relations.
+# Setting this tag to YES will force the CLASS_DIAGRAMS tag to NO.
+# The default value is: YES.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+CLASS_GRAPH            = YES
+
+# If the COLLABORATION_GRAPH tag is set to YES then doxygen will generate a
+# graph for each documented class showing the direct and indirect implementation
+# dependencies (inheritance, containment, and class references variables) of the
+# class with other documented classes.
+# The default value is: YES.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+COLLABORATION_GRAPH    = YES
+
+# If the GROUP_GRAPHS tag is set to YES then doxygen will generate a graph for
+# groups, showing the direct groups dependencies.
+# The default value is: YES.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+GROUP_GRAPHS           = YES
+
+# If the UML_LOOK tag is set to YES doxygen will generate inheritance and
+# collaboration diagrams in a style similar to the OMG's Unified Modeling
+# Language.
+# The default value is: NO.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+UML_LOOK               = NO
+
+# If the UML_LOOK tag is enabled, the fields and methods are shown inside the
+# class node. If there are many fields or methods and many nodes the graph may
+# become too big to be useful. The UML_LIMIT_NUM_FIELDS threshold limits the
+# number of items for each type to make the size more manageable. Set this to 0
+# for no limit. Note that the threshold may be exceeded by 50% before the limit
+# is enforced. So when you set the threshold to 10, up to 15 fields may appear,
+# but if the number exceeds 15, the total amount of fields shown is limited to
+# 10.
+# Minimum value: 0, maximum value: 100, default value: 10.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+UML_LIMIT_NUM_FIELDS   = 10
+
+# If the TEMPLATE_RELATIONS tag is set to YES then the inheritance and
+# collaboration graphs will show the relations between templates and their
+# instances.
+# The default value is: NO.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+TEMPLATE_RELATIONS     = NO
+
+# If the INCLUDE_GRAPH, ENABLE_PREPROCESSING and SEARCH_INCLUDES tags are set to
+# YES then doxygen will generate a graph for each documented file showing the
+# direct and indirect include dependencies of the file with other documented
+# files.
+# The default value is: YES.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+INCLUDE_GRAPH          = YES
+
+# If the INCLUDED_BY_GRAPH, ENABLE_PREPROCESSING and SEARCH_INCLUDES tags are
+# set to YES then doxygen will generate a graph for each documented file showing
+# the direct and indirect include dependencies of the file with other documented
+# files.
+# The default value is: YES.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+INCLUDED_BY_GRAPH      = YES
+
+# If the CALL_GRAPH tag is set to YES then doxygen will generate a call
+# dependency graph for every global function or class method.
+#
+# Note that enabling this option will significantly increase the time of a run.
+# So in most cases it will be better to enable call graphs for selected
+# functions only using the \callgraph command.
+# The default value is: NO.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+CALL_GRAPH             = NO
+
+# If the CALLER_GRAPH tag is set to YES then doxygen will generate a caller
+# dependency graph for every global function or class method.
+#
+# Note that enabling this option will significantly increase the time of a run.
+# So in most cases it will be better to enable caller graphs for selected
+# functions only using the \callergraph command.
+# The default value is: NO.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+CALLER_GRAPH           = NO
+
+# If the GRAPHICAL_HIERARCHY tag is set to YES then doxygen will graphical
+# hierarchy of all classes instead of a textual one.
+# The default value is: YES.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+GRAPHICAL_HIERARCHY    = YES
+
+# If the DIRECTORY_GRAPH tag is set to YES then doxygen will show the
+# dependencies a directory has on other directories in a graphical way. The
+# dependency relations are determined by the #include relations between the
+# files in the directories.
+# The default value is: YES.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+DIRECTORY_GRAPH        = YES
+
+# The DOT_IMAGE_FORMAT tag can be used to set the image format of the images
+# generated by dot.
+# Note: If you choose svg you need to set HTML_FILE_EXTENSION to xhtml in order
+# to make the SVG files visible in IE 9+ (other browsers do not have this
+# requirement).
+# Possible values are: png, jpg, gif and svg.
+# The default value is: png.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+DOT_IMAGE_FORMAT       = png
+
+# If DOT_IMAGE_FORMAT is set to svg, then this option can be set to YES to
+# enable generation of interactive SVG images that allow zooming and panning.
+#
+# Note that this requires a modern browser other than Internet Explorer. Tested
+# and working are Firefox, Chrome, Safari, and Opera.
+# Note: For IE 9+ you need to set HTML_FILE_EXTENSION to xhtml in order to make
+# the SVG files visible. Older versions of IE do not have SVG support.
+# The default value is: NO.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+INTERACTIVE_SVG        = NO
+
+# The DOT_PATH tag can be used to specify the path where the dot tool can be
+# found. If left blank, it is assumed the dot tool can be found in the path.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+DOT_PATH               =
+
+# The DOTFILE_DIRS tag can be used to specify one or more directories that
+# contain dot files that are included in the documentation (see the \dotfile
+# command).
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+DOTFILE_DIRS           =
+
+# The MSCFILE_DIRS tag can be used to specify one or more directories that
+# contain msc files that are included in the documentation (see the \mscfile
+# command).
+
+MSCFILE_DIRS           =
+
+# The DIAFILE_DIRS tag can be used to specify one or more directories that
+# contain dia files that are included in the documentation (see the \diafile
+# command).
+
+DIAFILE_DIRS           =
+
+# The DOT_GRAPH_MAX_NODES tag can be used to set the maximum number of nodes
+# that will be shown in the graph. If the number of nodes in a graph becomes
+# larger than this value, doxygen will truncate the graph, which is visualized
+# by representing a node as a red box. Note that doxygen if the number of direct
+# children of the root node in a graph is already larger than
+# DOT_GRAPH_MAX_NODES then the graph will not be shown at all. Also note that
+# the size of a graph can be further restricted by MAX_DOT_GRAPH_DEPTH.
+# Minimum value: 0, maximum value: 10000, default value: 50.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+DOT_GRAPH_MAX_NODES    = 50
+
+# The MAX_DOT_GRAPH_DEPTH tag can be used to set the maximum depth of the graphs
+# generated by dot. A depth value of 3 means that only nodes reachable from the
+# root by following a path via at most 3 edges will be shown. Nodes that lay
+# further from the root node will be omitted. Note that setting this option to 1
+# or 2 may greatly reduce the computation time needed for large code bases. Also
+# note that the size of a graph can be further restricted by
+# DOT_GRAPH_MAX_NODES. Using a depth of 0 means no depth restriction.
+# Minimum value: 0, maximum value: 1000, default value: 0.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+MAX_DOT_GRAPH_DEPTH    = 0
+
+# Set the DOT_TRANSPARENT tag to YES to generate images with a transparent
+# background. This is disabled by default, because dot on Windows does not seem
+# to support this out of the box.
+#
+# Warning: Depending on the platform used, enabling this option may lead to
+# badly anti-aliased labels on the edges of a graph (i.e. they become hard to
+# read).
+# The default value is: NO.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+DOT_TRANSPARENT        = NO
+
+# Set the DOT_MULTI_TARGETS tag to YES allow dot to generate multiple output
+# files in one run (i.e. multiple -o and -T options on the command line). This
+# makes dot run faster, but since only newer versions of dot (>1.8.10) support
+# this, this feature is disabled by default.
+# The default value is: NO.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+DOT_MULTI_TARGETS      = NO
+
+# If the GENERATE_LEGEND tag is set to YES doxygen will generate a legend page
+# explaining the meaning of the various boxes and arrows in the dot generated
+# graphs.
+# The default value is: YES.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+GENERATE_LEGEND        = YES
+
+# If the DOT_CLEANUP tag is set to YES doxygen will remove the intermediate dot
+# files that are used to generate the various graphs.
+# The default value is: YES.
+# This tag requires that the tag HAVE_DOT is set to YES.
+
+DOT_CLEANUP            = YES
diff --git a/openfpm_vcluster b/openfpm_vcluster
index 99436bef0af38c208ed27755fa5f6b44eabc4172..e858a42b603fb632696045edb35b41bcf286aa14 160000
--- a/openfpm_vcluster
+++ b/openfpm_vcluster
@@ -1 +1 @@
-Subproject commit 99436bef0af38c208ed27755fa5f6b44eabc4172
+Subproject commit e858a42b603fb632696045edb35b41bcf286aa14
diff --git a/script/discover_package_manager b/script/discover_package_manager
index 7d7573d816c5fa66e2b7dca81e9d6258f322c165..42fb6b5e548ff2cb2a240fcc19619a21d9eb9a1d 100644
--- a/script/discover_package_manager
+++ b/script/discover_package_manager
@@ -15,6 +15,7 @@ function discover_package_manager() {
       discover_package_manager_ret="sudo port"
       return
     else
+      discover_package_manager_ret=""
       return
     fi
   elif [ x"$1" = x"linux"  ]; then
@@ -33,6 +34,7 @@ function discover_package_manager() {
       discover_package_manager_ret="zypper"
       return
     else
+      discover_package_manager_ret=""
       return
     fi
   fi
diff --git a/script/pre_req b/script/pre_req
index 890ffe265d20de593af154b9a5feee3cc6631c6e..029fd41ae39331b04bde49e07a6a3bbc59baf00a 100755
--- a/script/pre_req
+++ b/script/pre_req
@@ -5,10 +5,17 @@ source script/discover_os
 
 discover_os
 discover_package_manager $platform
-pcman=discover_package_manager_ret
+pcman=$discover_package_manager_ret
 
-if [ x"$platform" = x"osx"  -a  x"$pcman" = x"" ]; then
+if [ x"$platform" = x"osx" -a x"$pcman" = x""  ]; then
   echo -e "\033[93;5;1m WARNING \033[0m No package manager has been found on this system"
+  script/solve_brew $platform
+
+  discover_package_manager $platform
+  pcman=$discover_package_manager_ret
+  if [ x"$pcman" != x"brew" ]; then
+    echo -e "brew \033[91;5;1m FAILED \033[0m"
+  fi
 fi
 
 command -v cmake >/dev/null 2>&1
@@ -96,14 +103,21 @@ else
   echo -e "automake\033[92;1m SUCCESS \033[0m"
 fi
 
-command -v libtool >/dev/null 2>&1
-if [ $? -ne 0 ]; then
+
+command -v libtoolize  >/dev/null 2>&1
+opt1=$?
+command -v glibtoolize  >/dev/null 2>&1
+opt2=$?
+if [ $opt1 -ne 0 -a $opt2 -ne 0 ]; then
   echo >&2
   echo -e "libtool\033[91;5;1m FAILED \033[0m"
   echo "OpenFPM require libtool but it's not installed, searching a solution..."
   script/solve_libtool $platform
-  command -v libtool >/dev/null 2>&1
-  if [ $? -ne 0 ]; then
+  command -v libtoolize  >/dev/null 2>&1
+  opt1=$?
+  command -v glibtoolize  >/dev/null 2>&1
+  opt2=$?
+  if [ $opt1 -ne 0 -a $opt2 -ne 0 ]; then
     echo -e "libtool\033[91;5;1m FAILED \033[0m"
     exit 1
   else
diff --git a/script/solve_automake b/script/solve_automake
old mode 100644
new mode 100755
diff --git a/script/solve_brew b/script/solve_brew
new file mode 100755
index 0000000000000000000000000000000000000000..379ee947af418e1e6f43679f0dbec8a07c9d3ac7
--- /dev/null
+++ b/script/solve_brew
@@ -0,0 +1,11 @@
+#! /bin/bash
+
+source script/show_solutions
+
+if [ x"$1" = x"osx" ]; then
+        commands[0]="ruby -e \"\$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)\""
+        possible_solutions "${commands[@]}"
+        echo "Executing: ${command[$possible_solutions_ret]}"
+        eval ${commands[$possible_solutions_ret]}
+fi
+
diff --git a/script/solve_libtool b/script/solve_libtool
old mode 100644
new mode 100755
diff --git a/src/Decomposition/CartDecomposition.hpp b/src/Decomposition/CartDecomposition.hpp
index a3cef6484a71671053cdf8a0ac3331de782a82a6..4baa9ce30c3d8790fe91552a14038de2837dbfdf 100644
--- a/src/Decomposition/CartDecomposition.hpp
+++ b/src/Decomposition/CartDecomposition.hpp
@@ -9,6 +9,8 @@
 #define CARTDECOMPOSITION_HPP
 
 #include "config.h"
+#include "VCluster.hpp"
+#include "Graph/CartesianGraphFactory.hpp"
 #include "Decomposition.hpp"
 #include "Vector/map_vector.hpp"
 #include <vector>
@@ -28,12 +30,22 @@
 #include "ie_ghost.hpp"
 #include "nn_processor.hpp"
 
+#define CARTDEC_ERROR 2000lu
+
+// Macro that decide what to do in case of error
+#ifdef STOP_ON_ERROR
+#define ACTION_ON_ERROR() exit(1);
+#elif defined(THROW_ON_ERROR)
+#define ACTION_ON_ERROR() throw CARTDEC_ERROR;
+#else
+#define ACTION_ON_ERROR()
+#endif
+
 /**
  * \brief This class decompose a space into subspaces
  *
  * \tparam dim is the dimensionality of the physical domain we are going to decompose.
  * \tparam T type of the space we decompose, Real, Integer, Complex ...
- * \tparam layout to use
  * \tparam Memory Memory factory used to allocate memory
  * \tparam Domain Structure that contain the information of your physical domain
  *
@@ -46,7 +58,8 @@
  * Assuming that VCluster.getProcessUnitID(), equivalent to the MPI processor rank, return the processor local
  * processor id, we define
  *
- * * local sub-domain: all the sub-domain with id == local processor
+ * * local processor: processor rank
+ * * local sub-domain: sub-domain given to the local processor
  * * external ghost box: (or ghost box) are the boxes that compose the ghost space of the processor, or the
  *   boxes produced expanding every local sub-domain by the ghost extension and intersecting with the sub-domain
  *   of the other processors
@@ -63,9 +76,12 @@
  *
  * \see calculateGhostBoxes() for a visualization of internal and external ghost boxes
  *
+ * ### Create a Cartesian decomposition object on a Box space, distribute, calculate internal and external ghost boxes
+ * \snippet CartDecomposition_unit_test.hpp Create CartDecomposition
+ *
  */
 
-template<unsigned int dim, typename T, template<typename> class device_l=openfpm::device_cpu, typename Memory=HeapMemory, template<unsigned int, typename> class Domain=Box>
+template<unsigned int dim, typename T, typename Memory=HeapMemory, template<unsigned int, typename> class Domain=Box>
 class CartDecomposition : public ie_loc_ghost<dim,T>, public nn_prcs<dim,T> , public ie_ghost<dim,T>
 {
 
@@ -81,7 +97,7 @@ private:
 
 	//! This is the key type to access  data_s, for example in the case of vector
 	//! acc_key is size_t
-	typedef typename openfpm::vector<SpaceBox<dim,T>,device_l<SpaceBox<dim,T>>,Memory,openfpm::vector_grow_policy_default,openfpm::vect_isel<SpaceBox<dim,T>>::value >::access_key acc_key;
+	typedef typename openfpm::vector<SpaceBox<dim,T>,Memory,openfpm::vector_grow_policy_default,openfpm::vect_isel<SpaceBox<dim,T>>::value >::access_key acc_key;
 
 	//! the set of all local sub-domain as vector
 	openfpm::vector<SpaceBox<dim,T>> sub_domains;
@@ -112,14 +128,20 @@ private:
 	//! Cell-list that store the geometrical information of the local internal ghost boxes
 	CellList<dim,T,FAST> lgeo_cell;
 
-
-	/*! \brief Create internally the decomposition
-	 *
-     * \param v_cl Virtual cluster, used internally to handle or pipeline communication
+	/*! \brief Constructor, it decompose and distribute the sub-domains across the processors
 	 *
+     * \param v_cl Virtual cluster, used internally for communications
+     *
 	 */
 	void CreateDecomposition(Vcluster & v_cl)
 	{
+#ifdef SE_CLASS1
+		if (&v_cl == NULL)
+		{
+			std::cerr << __FILE__ << ":" << __LINE__ << " error VCluster instance is null, check that you ever initialized it \n";
+			ACTION_ON_ERROR()
+		}
+#endif
 		// Calculate the total number of box and and the spacing
 		// on each direction
 		// Get the box containing the domain
@@ -270,11 +292,8 @@ private:
 
 
 	/*! \brief Create the subspaces that decompose your domain
-	 *
-	 * Create the subspaces that decompose your domain
 	 *
 	 */
-
 	void CreateSubspaces()
 	{
 		// Create a grid where each point is a space
@@ -402,6 +421,9 @@ public:
 	 * B8_0 B9_0 B9_1 and B5_0
 	 *
 	 *
+	 *
+	 \verbatim
+
 +----------------------------------------------------+
 |                                                    |
 |                 Processor 8                        |
@@ -428,6 +450,8 @@ public:
                                                      +-----------------------------------+
 
 
+ \endverbatim
+
        and also
        G8_0 G9_0 G9_1 G5_0 (External ghost boxes)
 
@@ -457,13 +481,15 @@ public:
                   +----------------------------------------+----+------------------------------+
 
 
-
+ \endverbatim
 
 	 *
 	 *
 	 *
 	 * \param ghost margins for each dimensions (p1 negative part) (p2 positive part)
 	 *
+	 *
+	 \verbatim
                 ^ p2[1]
                 |
                 |
@@ -477,6 +503,8 @@ p1[0]<-----+         +----> p2[0]
                 |
                 v  p1[1]
 
+     \endverbatim
+
 	 *
 	 *
 	 */
@@ -516,12 +544,11 @@ p1[0]<-----+         +----> p2[0]
 		}
 	}
 
-	/*! \brief processorID return in which processor the particle should go
+	/*! \brief Given a point return in which processor the particle should go
 	 *
 	 * \return processorID
 	 *
 	 */
-
 	template<typename Mem> size_t inline processorID(encapc<1, Point<dim,T>, Mem> p)
 	{
 		return fine_s.get(cd.getCell(p));
@@ -540,7 +567,7 @@ p1[0]<-----+         +----> p2[0]
 		return ss_box;
 	}
 
-	/*! \brief processorID return in which processor the particle should go
+	/*! \brief Given a point return in which processor the particle should go
 	 *
 	 * \return processorID
 	 *
@@ -572,7 +599,7 @@ p1[0]<-----+         +----> p2[0]
 		CreateDecomposition(v_cl);
 	}
 
-	/*! \brief Get the number of local local hyper-cubes or sub-domains
+	/*! \brief Get the number of local sub-domains
 	 *
 	 * \return the number of sub-domains
 	 *
@@ -582,61 +609,6 @@ p1[0]<-----+         +----> p2[0]
 		return sub_domains.size();
 	}
 
-	/*! \brief Get the number of one set of hyper-cube enclosing one particular
-	 *         subspace, the hyper-cube enclose your space, even if one box is enough
-	 *         can be more that one to increase occupancy
-	 *
-     * In case of Cartesian decomposition it just return 1, each subspace
-	 * has one hyper-cube, and occupancy 1
-	 *
-	 * \param id of the subspace
-	 * \return the number of hyper-cube enclosing your space
-	 *
-	 */
-	size_t getNHyperCube(size_t id)
-	{
-		return 1;
-	}
-
-	/*! \brief Get the hyper-cube margins id_c has to be 0
-	 *
-	 * Get the hyper-cube margins id_c has to be 0, each subspace
-	 * has one hyper-cube
-	 *
-	 * \param id of the subspace
-	 * \param id_c
-	 * \return The specified hyper-cube space
-	 *
-	 */
-	SpaceBox<dim,T> & getHyperCubeMargins(size_t id, size_t id_c)
-	{
-#ifdef DEBUG
-		// Check if this subspace exist
-		if (id >= gr.size())
-		{
-			std::cerr << "Error CartDecomposition: id > N_tot";
-		}
-		else if (id_c > 0)
-		{
-			// Each subspace is an hyper-cube so return error if id_c > 0
-			std::cerr << "Error CartDecomposition: id_c > 0";
-		}
-#endif
-
-		return sub_domains.get<Object>(id);
-	}
-
-	/*! \brief Get the total number of sub-domain for the local processor
-	 *
-	 * \return The total number of sub-domains
-	 *
-	 */
-
-	size_t getNHyperCube()
-	{
-		return gr.size();
-	}
-
 	/*! \brief Get the local sub-domain
 	 *
 	 * \param i (each local processor can have more than one sub-domain)
@@ -666,7 +638,6 @@ p1[0]<-----+         +----> p2[0]
 	 * \return the sub-domain
 	 *
 	 */
-
 	SpaceBox<dim,T> getSubDomainWithGhost(size_t lc)
 	{
 		// Create a space box
@@ -679,13 +650,10 @@ p1[0]<-----+         +----> p2[0]
 	}
 
 	/*! \brief Return the structure that store the physical domain
-	 *
-	 * Return the structure that store the physical domain
 	 *
 	 * \return The physical domain
 	 *
 	 */
-
 	Domain<dim,T> & getDomain()
 	{
 		return domain;
@@ -717,7 +685,7 @@ p1[0]<-----+         +----> p2[0]
 
 	::Box<dim,T> bbox;
 
-	/*! \brief Return the bounding box containing the processor box + smallest subdomain spacing
+	/*! \brief Return the bounding box containing union of all the sub-domains for the local processor
 	 *
 	 * \return The bounding box
 	 *
@@ -727,18 +695,6 @@ p1[0]<-----+         +----> p2[0]
 		return bbox;
 	}
 
-	/*! \brief if the point fall into the ghost of some near processor it return the processors id's in which
-	 *  it fall
-	 *
-	 * \param p Point
-	 * \return iterator of the processors id's
-	 *
-	 */
-/*	inline auto labelPoint(Point<dim,T> & p) -> decltype(geo_cell.getIterator(geo_cell.getCell(p)))
-	{
-		return geo_cell.getIterator(geo_cell.getCell(p));
-	}*/
-
 
 	////////////// Functions to get decomposition information ///////////////
 
@@ -746,12 +702,12 @@ p1[0]<-----+         +----> p2[0]
 	 *
 	 * The function generate several files
 	 *
-	 * 1) subdomains_X.vtk domain for the local processor (X) as union of sub-domain
-	 * 2) subdomains_adjacent_X.vtk sub-domains adjacent to the local processor (X)
-	 * 3) internal_ghost_X.vtk Internal ghost boxes for the local processor (X)
-	 * 4) external_ghost_X.vtk External ghost boxes for the local processor (X)
-	 * 5) local_internal_ghost_X.vtk internal local ghost boxes for the local processor (X)
-	 * 6) local_external_ghost_X.vtk external local ghost boxes for the local processor (X)
+	 * * subdomains_X.vtk domain for the local processor (X) as union of sub-domain
+	 * * subdomains_adjacent_X.vtk sub-domains adjacent to the local processor (X)
+	 * * internal_ghost_X.vtk Internal ghost boxes for the local processor (X)
+	 * * external_ghost_X.vtk External ghost boxes for the local processor (X)
+	 * * local_internal_ghost_X.vtk internal local ghost boxes for the local processor (X)
+	 * * local_external_ghost_X.vtk external local ghost boxes for the local processor (X)
 	 *
 	 * where X is the local processor rank
 	 *
diff --git a/src/Decomposition/CartDecomposition_unit_test.hpp b/src/Decomposition/CartDecomposition_unit_test.hpp
index 490cf438810a059f19ff7743f39e939393d25ba0..f6908d0aa3e46db67790a605529f1f2a2024ba26 100644
--- a/src/Decomposition/CartDecomposition_unit_test.hpp
+++ b/src/Decomposition/CartDecomposition_unit_test.hpp
@@ -16,6 +16,7 @@ BOOST_AUTO_TEST_CASE( CartDecomposition_test_use)
 	// Initialize the global VCluster
 	init_global_v_cluster(&boost::unit_test::framework::master_test_suite().argc,&boost::unit_test::framework::master_test_suite().argv);
 
+	//! [Create CartDecomposition]
 	CartDecomposition<3,float> dec(vcl);
 
 	// Physical domain
@@ -23,14 +24,15 @@ BOOST_AUTO_TEST_CASE( CartDecomposition_test_use)
 	size_t div[3];
 
 	// Get the number of processor and calculate the number of sub-domain
-	// for decomposition
+	// for each processor (SUB_UNIT_FACTOR=64)
 	size_t n_proc = vcl.getProcessingUnits();
 	size_t n_sub = n_proc * SUB_UNIT_FACTOR;
 
-	// Calculate the number of sub-domain on each dimension
+	// Set the number of sub-domains on each dimension (in a scalable way)
 	for (int i = 0 ; i < 3 ; i++)
 	{div[i] = openfpm::math::round_big_2(pow(n_sub,1.0/3));}
 
+	// Define ghost
 	Ghost<3,float> g(0.01);
 
 	// Decompose
@@ -39,6 +41,8 @@ BOOST_AUTO_TEST_CASE( CartDecomposition_test_use)
 	// create a ghost border
 	dec.calculateGhostBoxes();
 
+	//! [Create CartDecomposition]
+
 	// For each calculated ghost box
 	for (size_t i = 0 ; i < dec.getNIGhostBox() ; i++)
 	{
diff --git a/src/Grid/grid_dist_id.hpp b/src/Grid/grid_dist_id.hpp
index a1c49613ce1008cda5c36358185acfb6c3d0b06a..69922468bd49b0c19ae1cc064788e87af85e92f9 100644
--- a/src/Grid/grid_dist_id.hpp
+++ b/src/Grid/grid_dist_id.hpp
@@ -21,10 +21,8 @@
 
 /*! \brief This is a distributed grid
  *
- * Implementation of a distributed grid with decomposition on the ids.
- * A distributed grid is a grid distributed across processors.
- * The decomposition is performed on the ids of the elements
- *
+ * Implementation of a distributed grid the decomposition is geometrical, grid
+ * is splitted across several processor
  *
  * \param dim Dimensionality of the grid
  * \param St Type of space where the grid is living
@@ -33,6 +31,15 @@
  * \param Mem Is the allocator
  * \param device type of base structure is going to store the data
  *
+ * ### Create a distributed grid and access it
+ * \snippet grid_dist_id_unit_test.hpp Create and access a distributed grid
+ * ### Synchronize the ghosts and check the information
+ * \snippet grid_dist_id_unit_test.hpp Synchronize the ghost and check the information
+ * ### Create and access a distributed grid for complex structures
+ * \snippet grid_dist_id_unit_test.hpp Create and access a distributed grid complex
+ * ### Synchronize a distributed grid for complex structures
+ * \snippet grid_dist_id_unit_test.hpp Synchronized distributed grid complex
+ *
  */
 template<unsigned int dim, typename St, typename T, typename Decomposition,typename Memory=HeapMemory , typename device_grid=grid_cpu<dim,T> >
 class grid_dist_id
@@ -64,50 +71,6 @@ class grid_dist_id
 	//! It map a global ghost id (g_id) to the external ghost box information
 	std::unordered_map<size_t,size_t> g_id_to_external_ghost_box;
 
-	/*! \brief Get the grid size
-	 *
-	 * Given a domain, the resolution of the grid on it and another spaceBox contained in the domain
-	 * it give the size on all directions of the local grid
-	 *
-	 * \param sp SpaceBox enclosing the local grid
-	 * \param domain Space box enclosing the physical domain or part of it
-	 * \param v_size grid size on this physical domain
-	 *
-	 * \return An std::vector representing the local grid on each dimension
-	 *
-	 */
-	std::vector<size_t> getGridSize(SpaceBox<dim,typename Decomposition::domain_type> & sp, Box<dim,typename Decomposition::domain_type> & domain, size_t (& v_size)[dim])
-	{
-		std::vector<size_t> tmp;
-		for (size_t d = 0 ; d < dim ; d++)
-		{
-			//! Get the grid size compared to the domain space and its resolution
-			typename Decomposition::domain_type dim_sz = (sp.getHigh(d) - sp.getLow(d)) / ((domain.getHigh(d) - domain.getLow(d)) / v_size[d]) + 0.5;
-
-			// push the size of the local grid
-			tmp.push_back(dim_sz);
-		}
-		return tmp;
-	}
-
-	/*! \brief Get the grid size
-	 *
-	 * Get the grid size, given a spaceBox
-	 * it give the size on all directions of the local grid
-	 *
-	 * \param sp SpaceBox enclosing the local grid
-	 * \param sz array to fill with the local grid size on each dimension
-	 *
-	 */
-	void getGridSize(SpaceBox<dim,size_t> & sp, size_t (& v_size)[dim])
-	{
-		for (size_t d = 0 ; d < dim ; d++)
-		{
-			// push the size of the local grid
-			v_size[d] = sp.getHigh(d) - sp.getLow(d);
-		}
-	}
-
 	// Receiving size
 	openfpm::vector<size_t> recv_sz;
 
@@ -142,9 +105,7 @@ class grid_dist_id
 		return g->recv_mem_gg.get(lc_id).getPointer();
 	}
 
-	/*! \brief Create per-processor internal ghost box list in grid units
-	 *
-	 * It also create g_id_to_external_ghost_box
+	/*! \brief Create per-processor internal ghost boxes list in grid units and g_id_to_external_ghost_box
 	 *
 	 */
 	void create_ig_box()
@@ -279,7 +240,7 @@ class grid_dist_id
 
 	bool init_local_e_g_box = false;
 
-	/*! \brief Create per-processor internal ghost box list in grid units
+	/*! \brief Create per-processor external ghost boxes list in grid units
 	 *
 	 */
 	void create_local_eg_box()
@@ -374,9 +335,7 @@ class grid_dist_id
 		}
 	}
 
-	/*! \brief Check the the grid has valid size
-	 *
-	 * Distributed grids with size < 2 on each dimension are not supported
+	/*! \brief Check the grid has a valid size
 	 *
 	 */
 	inline void check_size(const size_t (& g_sz)[dim])
@@ -445,7 +404,8 @@ public:
 	/*! \brief Constrcuctor
 	 *
 	 * \param g_sz array with the grid size on each dimension
-	 * \param domain
+	 * \param domain domain where this grid live
+	 * \param g Ghost
 	 *
 	 */
 	grid_dist_id(const size_t (& g_sz)[dim],const Box<dim,St> & domain, const Ghost<dim,St> & g)
@@ -485,12 +445,11 @@ public:
 		dec.calculateGhostBoxes();
 	}
 
-	/*! \brief Get the object that store the decomposition information
+	/*! \brief Get the object that store the information about the decomposition
 	 *
 	 * \return the decomposition object
 	 *
 	 */
-
 	Decomposition & getDecomposition()
 	{
 		return dec;
@@ -509,7 +468,6 @@ public:
 	/*! \brief Create the grids on memory
 	 *
 	 */
-
 	void Create()
 	{
 		Box<dim,St> g_rnd_box;
@@ -552,7 +510,7 @@ public:
 			for (size_t i = 0 ; i < dim ; i++) {l_res[i] = (sp_tg.getHigh(i) >= 0)?(sp_tg.getHigh(i)+1):0;}
 
 			// Set the dimensions of the local grid
-			loc_grid.get(i).template resize<Memory>(l_res);
+			loc_grid.get(i).resize(l_res);
 		}
 	}
 
@@ -612,7 +570,6 @@ public:
 	}
 
 	/*! \brief Get the reference of the selected element
-	 *
 	 *
 	 * \param p property to get (is an integer)
 	 * \param v1 grid_key that identify the element in the grid
@@ -749,10 +706,9 @@ public:
 	//! Local external ghost boxes in grid units
 	openfpm::vector<e_lbox_grid> loc_eg_box;
 
-	/*! \brief It synchronize getting the ghost part of the grid
+	/*! \brief It synchronize the ghost parts
 	 *
-	 * \tparam prp Properties to get (sequence of properties ids)
-	 * \opt options (unused)
+	 * \tparam prp... Properties to synchronize
 	 *
 	 */
 	template<int... prp> void ghost_get()
@@ -929,7 +885,7 @@ public:
 	/*! \brief Convert a g_dist_key_dx into a global key
 	 *
 	 * \see grid_dist_key_dx
-	 * \see grid_dist_key_dx_iterator
+	 * \see grid_dist_iterator
 	 *
 	 * \return the global position in the grid
 	 *
@@ -952,7 +908,7 @@ public:
 	 * * grid_X.vtk Output each local grids for each local processor X
 	 * * internal_ghost_X.vtk Internal ghost boxes in grid units for the local processor X
 	 *
-	 * \param output Directory where to put the files
+	 * \param output directory where to put the files
 	 *
 	 */
 	bool write(std::string output)
diff --git a/src/Grid/grid_dist_id_unit_test.hpp b/src/Grid/grid_dist_id_unit_test.hpp
index 4e46710fddbf9980ffed0e627ceac9ac118d5d76..fa8c597146b2d9ea40033ab83266417a3cb744fc 100644
--- a/src/Grid/grid_dist_id_unit_test.hpp
+++ b/src/Grid/grid_dist_id_unit_test.hpp
@@ -86,6 +86,9 @@ void Test2D(const Box<2,float> & domain, long int k)
 		BOOST_TEST_CHECKPOINT( "Testing 2D grid k=" << k );
 		print_test( "Testing 2D grid k=",k);
 
+
+		//! [Create and access a distributed grid]
+
 		// grid size
 		size_t sz[2];
 		sz[0] = k;
@@ -124,6 +127,8 @@ void Test2D(const Box<2,float> & domain, long int k)
 			++dom;
 		}
 
+		//! [Create and access a distributed grid]
+
 		// Get the virtual cluster machine
 		Vcluster & vcl = g_dist.getVC();
 
@@ -253,6 +258,8 @@ void Test3D(const Box<3,float> & domain, long int k)
 
 		BOOST_REQUIRE_EQUAL(match,true);
 
+		//! [Synchronize the ghost and check the information]
+
 		g_dist.template ghost_get<0>();
 
 		// check that the communication is correctly completed
@@ -275,6 +282,8 @@ void Test3D(const Box<3,float> & domain, long int k)
 		}
 
 		BOOST_REQUIRE_EQUAL(match,true);
+
+		//! [Synchronize the ghost and check the information]
 	}
 }
 
@@ -292,6 +301,8 @@ void Test2D_complex(const Box<2,float> & domain, long int k)
 		BOOST_TEST_CHECKPOINT( "Testing 2D complex grid k=" << k );
 		print_test( "Testing 2D complex grid k=",k);
 
+		//! [Create and access a distributed grid complex]
+
 		// grid size
 		size_t sz[2];
 		sz[0] = k;
@@ -347,6 +358,8 @@ void Test2D_complex(const Box<2,float> & domain, long int k)
 			++dom;
 		}
 
+		//! [Create and access a distributed grid complex]
+
 		// Get the virtual cluster machine
 		Vcluster & vcl = g_dist.getVC();
 
@@ -391,6 +404,8 @@ void Test2D_complex(const Box<2,float> & domain, long int k)
 
 		BOOST_REQUIRE_EQUAL(match,true);
 
+		//! [Synchronized distributed grid complex]
+
 		g_dist.template ghost_get<p::x,p::y,p::z,p::s,p::v,p::t>();
 
 		// check that the communication is correctly completed
@@ -430,6 +445,8 @@ void Test2D_complex(const Box<2,float> & domain, long int k)
 
 			++domg;
 		}
+
+		//! [Synchronized distributed grid complex]
 	}
 }
 
diff --git a/src/Grid/grid_dist_key.hpp b/src/Grid/grid_dist_key.hpp
index 8cc296c08b21b1029b25d3e91c3648c225d711b7..7e4f4cddd5c74ff4a28c0dc8d4310c0f38c3e77d 100644
--- a/src/Grid/grid_dist_key.hpp
+++ b/src/Grid/grid_dist_key.hpp
@@ -44,6 +44,20 @@ public:
 	:g_c(g_c),key(key)
 	{
 	}
+
+	std::string to_string()
+	{
+		std::stringstream str;
+
+		str << "sub_domain=" << g_c << " ";
+
+		for (size_t i = 0 ; i < dim ; i++)
+			str << "x[" << i << "]=" << key.get(i) << " ";
+
+		str << "\n";
+
+		return str.str();
+	}
 };
 
 #endif
diff --git a/src/Grid/staggered_dist_grid.hpp b/src/Grid/staggered_dist_grid.hpp
index c216231d685168a8f649b49ddcf21496f4e41401..a1bedc4127b79d914c3f9514ea045c97639928a9 100644
--- a/src/Grid/staggered_dist_grid.hpp
+++ b/src/Grid/staggered_dist_grid.hpp
@@ -104,13 +104,9 @@ public:
 	 */
 	void write(std::string str)
 	{
-		stag_create_and_add_grid<dim,staggered_grid_dist<dim,St,T,Decomposition,Memory,device_grid>,St> sgw(*this);
+		stag_create_and_add_grid<dim,staggered_grid_dist<dim,St,T,Decomposition,Memory,device_grid>,St> sgw(*this, this->getVC().getProcessUnitID());
 
 		boost::mpl::for_each_ref< boost::mpl::range_c<int,0,T::max_prop> >(sgw);
-		// spacing
-/*		Point<dim,St> spacing = grid_dist_id<dim,St,T,Decomposition,Memory,device_grid>::getSpacing();
-		spacing = spacing / 2;
-		grid_dist_id<dim,St,T,Decomposition,Memory,device_grid>::write(str,c_prp,spacing);*/
 	}
 
 	/*! \brief Return if the properties is a staggered property or not
diff --git a/src/Grid/staggered_dist_grid_util.hpp b/src/Grid/staggered_dist_grid_util.hpp
index 9ea0ee1c1cb91308263d2987f80fdba2c508226a..fff6a091fad1d98b67c4d1c5b7a724ff9334b9d7 100644
--- a/src/Grid/staggered_dist_grid_util.hpp
+++ b/src/Grid/staggered_dist_grid_util.hpp
@@ -215,7 +215,7 @@ struct write_stag
 		auto & g_dst = vg.get(k);
 
 		// Set dimensions and memory
-		g_dst.template resize<HeapMemory>(g_src.getGrid().getSize());
+		g_dst.resize(g_src.getGrid().getSize());
 
 		// copy
 
@@ -263,7 +263,7 @@ struct write_stag<T[N1]>
 			auto & g_dst = vg.get(k);
 
 			// Set dimensions and memory
-			g_dst.template resize<HeapMemory>(g_src.getGrid().getSize());
+			g_dst.resize(g_src.getGrid().getSize());
 
 			auto it = vg.get(k).getIterator();
 
@@ -303,7 +303,7 @@ struct write_stag<T[N1][N2]>
 				size_t k = vg.size() - 1;
 
 				// Set dimensions and memory
-				vg.get(k).template resize<HeapMemory>(st_g.get_loc_grid(lg).getGrid().getSize());
+				vg.get(k).resize(st_g.get_loc_grid(lg).getGrid().getSize());
 
 				// copy
 				auto & g_src = st_g.get_loc_grid(lg);
@@ -365,7 +365,7 @@ public:
 		if (dim_prp == 0)
 		{
 			comb<dim> c;
-			c.zero();
+			c.mone();
 
 			// It stay in the center
 			pos_prp[T::value].add(c);
@@ -395,9 +395,9 @@ public:
 				{
 					comb<dim> c2;
 					c2.zero();
-					c2.value(i) = -1;
+					c2.value(i) = 1;
 
-					comb<dim> c_res = -c1 + c2;
+					comb<dim> c_res = (c1 + c2) & 0x1;
 
 					pos_prp[T::value].add(c_res);
 				}
@@ -448,7 +448,7 @@ public:
 		if (dim_prp == 0)
 		{
 			comb<dim> c;
-			c.zero();
+			c.mone();
 
 			// It stay in the center
 			pos_prp[T::value].add(c);
@@ -475,9 +475,9 @@ public:
 				{
 					comb<dim> c2;
 					c2.zero();
-					c2.getComb()[i] = -1;
+					c2.getComb()[j] = 1;
 
-					comb<dim> c_res = c2 - c1;
+					comb<dim> c_res = (c2 + c1).flip();
 
 					pos_prp[T::value].add(c_res);
 				}
@@ -500,6 +500,8 @@ template<unsigned int dim, typename st_grid, typename St>
 class stag_create_and_add_grid
 {
 
+	size_t p_id;
+
 	// staggered grid to write
 	st_grid & st_g;
 
@@ -508,10 +510,11 @@ public:
 	/*! \brief Constructor
 	 *
 	 * \param st_g staggered grid
+	 * \param p_id process id
 	 *
 	 */
-	stag_create_and_add_grid(st_grid & st_g)
-	:st_g(st_g)
+	stag_create_and_add_grid(st_grid & st_g, size_t p_id)
+	:p_id(p_id),st_g(st_g)
 	{}
 
 	template<unsigned int p_val> void out_normal()
@@ -532,7 +535,7 @@ public:
 		for (size_t i = 0 ; i < vg.size() ; i++)
 		{
 			// Set dimansions and memory
-			vg.get(i).template resize<HeapMemory>(st_g.get_loc_grid(i).getGrid().getSize());
+			vg.get(i).resize(st_g.get_loc_grid(i).getGrid().getSize());
 
 			auto & g_src = st_g.get_loc_grid(i);
 			auto & g_dst = vg.get(i);
@@ -553,7 +556,7 @@ public:
 			vtk_w.add(g_dst,offset,spacing,dom);
 		}
 
-		vtk_w.write("vtk_grids_st_" + std::to_string(p_val) + ".vtk");
+		vtk_w.write("vtk_grids_st_" + std::to_string(p_id) + "_" + std::to_string(p_val) + ".vtk");
 	}
 
 	template<unsigned int p_val> void out_staggered()
@@ -600,7 +603,7 @@ public:
 			k = vg.size();
 		}
 
-		vtk_w.write("vtk_grids_st_" + std::to_string(p_val) + ".vtk");
+		vtk_w.write("vtk_grids_st_" + std::to_string(p_id) + "_" + std::to_string(p_val) + ".vtk");
 	}
 
 	//! It call the copy function for each property
diff --git a/src/Grid/staggered_grid_dist_unit_test.hpp b/src/Grid/staggered_grid_dist_unit_test.hpp
index c79392b3533aab5704043cf77255289372f1a470..d7fcaeb035f28d13d9790e50bbdab41a98b1a455 100644
--- a/src/Grid/staggered_grid_dist_unit_test.hpp
+++ b/src/Grid/staggered_grid_dist_unit_test.hpp
@@ -23,8 +23,10 @@ BOOST_AUTO_TEST_CASE( staggered_grid_dist_unit_test)
 	// Domain
 	Box<2,float> domain({0.0,0.0},{1.0,1.0});
 
-	for (size_t k = 1024 ; k >= 2 ; k--)
-	{
+	size_t k = 1024;
+
+/*	for (size_t k = 1024 ; k >= 2 ; k--)
+	{*/
 		BOOST_TEST_CHECKPOINT( "Testing grid k=" << k );
 
 		// grid size
@@ -47,21 +49,21 @@ BOOST_AUTO_TEST_CASE( staggered_grid_dist_unit_test)
 
 			grid_key_dx<2> keyg = sg.getGKey(key);
 
-			sg.template get<p::s>(key) = keyg.get(0);
+			sg.template get<p::s>(key) = 1;
 
-			sg.template get<p::v>(key)[0] = keyg.get(0);
-			sg.template get<p::v>(key)[1] = keyg.get(1);
+			sg.template get<p::v>(key)[0] = 0;
+			sg.template get<p::v>(key)[1] = 1;
 
-			sg.template get<p::t>(key)[0][0] = keyg.get(0);
-			sg.template get<p::t>(key)[0][1] = keyg.get(1);
-			sg.template get<p::t>(key)[1][0] = keyg.get(0) + 1.0;
-			sg.template get<p::t>(key)[1][1] = keyg.get(1) + 7.0;
+			sg.template get<p::t>(key)[0][0] = 0;
+			sg.template get<p::t>(key)[0][1] = 1;
+			sg.template get<p::t>(key)[1][0] = 2;
+			sg.template get<p::t>(key)[1][1] = 3;
 
 			++it;
 		}
 
 		sg.write("stag_test.vtk");
-	}
+/*	}*/
 }
 
 BOOST_AUTO_TEST_SUITE_END()
diff --git a/src/Makefile.am b/src/Makefile.am
index 51ebdfafc9b14cc9d88cb8f3d33932122dceff5d..32ebe38bcd592c29e1301f8402be3fa396255476 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,11 +1,10 @@
-
 LINKLIBS = $(METIS_LIB) $(PTHREAD_LIBS) $(OPT_LIBS) $(BOOST_LDFLAGS) $(BOOST_IOSTREAMS_LIB) $(CUDA_LIBS)
 
 bin_PROGRAMS = pdata
 pdata_SOURCES = main.cpp ../openfpm_devices/src/memory/HeapMemory.cpp ../openfpm_devices/src/memory/PtrMemory.cpp ../openfpm_vcluster/src/VCluster.cpp ../openfpm_data/src/Memleak_check.cpp
-pdata_CXXFLAGS = $(CUDA_CFLAGS) $(INCLUDES_PATH) $(METIS_INCLUDE) $(BOOST_CPPFLAGS)
+pdata_CXXFLAGS = $(CUDA_CFLAGS) $(INCLUDES_PATH) $(METIS_INCLUDE) $(BOOST_CPPFLAGS) -Wno-unused-function
 pdata_CFLAGS = $(CUDA_CFLAGS)
-pdata_LDADD = $(LINKLIBS) -L/usr/lib64/nvidia-bumblebee/ -lmetis
+pdata_LDADD = $(LINKLIBS) -lmetis
 
 .cu.o :
 	$(NVCC) $(NVCCFLAGS) -o $@ -c $<
diff --git a/src/Vector/vector_dist.hpp b/src/Vector/vector_dist.hpp
index d52d7cda028eb7f5b17c39bf44cb6d3aec3e663c..569cf4e266aabd3af74901a9804c9f4f6513eba9 100644
--- a/src/Vector/vector_dist.hpp
+++ b/src/Vector/vector_dist.hpp
@@ -163,9 +163,9 @@ public:
 	struct pos_prop
 	{
 		//! position vector
-		openfpm::vector<point,openfpm::device_cpu<point>,PreAllocHeapMemory<2>,openfpm::grow_policy_identity> pos;
+		openfpm::vector<point,PreAllocHeapMemory<2>,openfpm::grow_policy_identity> pos;
 		//! properties vector
-		openfpm::vector<prop,openfpm::device_cpu<prop>,PreAllocHeapMemory<2>,openfpm::grow_policy_identity> prp;
+		openfpm::vector<prop,PreAllocHeapMemory<2>,openfpm::grow_policy_identity> prp;
 	};
 
 	/*! \brief set the ghost
@@ -254,8 +254,8 @@ public:
 		for (size_t i = 0 ;  i < prc_r.size() ; i++)
 		{
 			// Create the size required to store the particles position and properties to communicate
-			size_t s1 = openfpm::vector<point,openfpm::device_cpu<point>,HeapMemory,openfpm::grow_policy_identity>::calculateMem(prc_sz_r.get(i),0);
-			size_t s2 = openfpm::vector<prop,openfpm::device_cpu<prop>,HeapMemory,openfpm::grow_policy_identity>::calculateMem(prc_sz_r.get(i),0);
+			size_t s1 = openfpm::vector<point,HeapMemory,openfpm::grow_policy_identity>::calculateMem(prc_sz_r.get(i),0);
+			size_t s2 = openfpm::vector<prop,HeapMemory,openfpm::grow_policy_identity>::calculateMem(prc_sz_r.get(i),0);
 
 			// Preallocate the memory
 			size_t sz[2] = {s1,s2};
@@ -339,8 +339,8 @@ public:
 
 			// create vector representation to a piece of memory already allocated
 
-			openfpm::vector<point,openfpm::device_cpu<point>,PtrMemory,openfpm::grow_policy_identity> vpos;
-			openfpm::vector<prop,openfpm::device_cpu<prop>,PtrMemory,openfpm::grow_policy_identity> vprp;
+			openfpm::vector<point,PtrMemory,openfpm::grow_policy_identity> vpos;
+			openfpm::vector<prop,PtrMemory,openfpm::grow_policy_identity> vprp;
 
 			vpos.setMemory(*ptr1);
 			vprp.setMemory(*ptr2);
@@ -402,7 +402,7 @@ public:
 		typedef object<typename object_creator<typename prop::type,prp...>::type> prp_object;
 
 		// send vector for each processor
-		typedef  openfpm::vector<prp_object,openfpm::device_cpu<prp_object>,ExtPreAlloc<Memory>> send_vector;
+		typedef  openfpm::vector<prp_object,ExtPreAlloc<Memory>> send_vector;
 
 		// Buffer that contain the number of elements to send for each processor
 		ghost_prc_sz.clear();
@@ -499,7 +499,7 @@ public:
 		// Create the buffer for particle position
 
 		// definition of the send vector for position for each processor
-		typedef  openfpm::vector<point,openfpm::device_cpu<point>,ExtPreAlloc<Memory>> send_pos_vector;
+		typedef  openfpm::vector<point,ExtPreAlloc<Memory>> send_pos_vector;
 
 		openfpm::vector<send_pos_vector> g_pos_send;
 		if (opt != NO_POSITION)
@@ -549,7 +549,7 @@ public:
 			PtrMemory * ptr1 = new PtrMemory(recv_mem_gg.get(i).getPointer(),recv_sz.get(i));
 
 			// create vector representation to a piece of memory already allocated
-			openfpm::vector<prp_object,openfpm::device_cpu<prp_object>,PtrMemory,openfpm::grow_policy_identity> v2;
+			openfpm::vector<prp_object,PtrMemory,openfpm::grow_policy_identity> v2;
 
 			v2.setMemory(*ptr1);
 
@@ -576,7 +576,7 @@ public:
 
 				// create vector representation to a piece of memory already allocated
 
-				openfpm::vector<point,openfpm::device_cpu<point>,PtrMemory,openfpm::grow_policy_identity> v2;
+				openfpm::vector<point,PtrMemory,openfpm::grow_policy_identity> v2;
 
 				v2.setMemory(*ptr1);
 
diff --git a/vtk/CartDecomposition_gen_vtk.cpp b/vtk/CartDecomposition_gen_vtk.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..1c2f6d5d4e2632ccff6deb9cc2e46ca1e0606cd8
--- /dev/null
+++ b/vtk/CartDecomposition_gen_vtk.cpp
@@ -0,0 +1,43 @@
+/*
+ * CartDecomposition_gen_vtk.hpp
+ *
+ *  Created on: Aug 28, 2015
+ *      Author: i-bird
+ */
+#include "Decomposition/CartDecomposition.hpp"
+
+
+int main(int argc, char ** argv)
+{
+	// Initialize the global VCluster
+	init_global_v_cluster(&argc,&argv);
+
+	// Vcluster
+	Vcluster & vcl = *global_v_cluster;
+
+	//! [Create CartDecomposition vtk gen]
+	CartDecomposition<2,float> dec(vcl);
+
+	// Physical domain
+	Box<2,float> box({0.0,0.0},{1.0,1.0});
+
+	// division on each direction
+	size_t div[2] = {20,20};
+
+	// Define ghost
+	Ghost<2,float> g(0.01);
+
+	// Decompose and write the decomposed graph
+	dec.setParameters(div,box,g);
+
+	// create a ghost border
+	dec.calculateGhostBoxes();
+
+	// Write the decomposition
+	dec.write("CartDecomposition/out_");
+
+	//! [Create CartDecomposition]
+
+	delete &vcl;
+}
+
diff --git a/vtk/Domain_decomposition.py b/vtk/Domain_decomposition.py
new file mode 100644
index 0000000000000000000000000000000000000000..e83e89fd0bd598c616e5ba8011691f89e51afc5b
--- /dev/null
+++ b/vtk/Domain_decomposition.py
@@ -0,0 +1,197 @@
+#### import the simple module from the paraview
+from paraview.simple import *
+#### disable automatic camera reset on 'Show'
+
+paraview.simple._DisableFirstRenderCameraReset()
+
+# create a new 'Legacy VTK Reader'
+dom_boxvtk = LegacyVTKReader(FileNames=['CartDecomposition/dom_box.vtk'])
+
+# get active view
+renderView1 = GetActiveViewOrCreate('RenderView')
+
+renderView1.CameraPosition = [0.5, 0.5, 2.7320508075688776]
+renderView1.CameraFocalPoint = [0.5, 0.5, 0.0]
+renderView1.CameraParallelScale = 0.5843857695756589
+
+# show data in view
+dom_boxvtkDisplay = Show(dom_boxvtk, renderView1)
+
+WriteImage("jpg/domain.jpg")
+
+# change representation type
+dom_boxvtkDisplay.SetRepresentationType('Surface With Edges')
+
+WriteImage("jpg/domain_decomposed.jpg")
+
+# create a new 'Legacy VTK Reader'
+vtk_partitionvtk = LegacyVTKReader(FileNames=['Metis/vtk_partition.vtk'])
+
+
+idLUT = GetColorTransferFunction('id')
+idLUT.RGBPoints = [0.0, 0.231373, 0.298039, 0.752941, 1.5, 0.865003, 0.865003, 0.865003, 3.0, 0.705882, 0.0156863, 0.14902]
+idLUT.ScalarRangeInitialized = 1.0
+
+# show data in view
+vtk_partitionvtkDisplay = Show(vtk_partitionvtk, renderView1)
+# trace defaults for the display properties.
+vtk_partitionvtkDisplay.ColorArrayName = ['POINTS', 'id']
+vtk_partitionvtkDisplay.LookupTable = idLUT
+
+
+#changing interaction mode based on data extents
+renderView1.CameraPosition = [0.5, 0.5, 2.7320508075688776]
+renderView1.CameraFocalPoint = [0.5, 0.5, 0.0]
+renderView1.CameraParallelScale = 0.5843857695756589
+
+# show color bar/color legend
+vtk_partitionvtkDisplay.SetScalarBarVisibility(renderView1, False)
+
+# create a new 'Transform'
+transform1 = Transform(Input=vtk_partitionvtk)
+transform1.Transform = 'Transform'
+
+# Properties modified on transform1.Transform
+transform1.Transform.Translate = [0.025, 0.025, 0.0]
+transform1.Transform.Scale = [1.0, 1.0, 0.0]
+
+# show data in view
+transform1Display = Show(transform1, renderView1)
+
+# hide data in view
+Hide(vtk_partitionvtk, renderView1)
+
+# set scalar coloring
+ColorBy(transform1Display, ('POINTS', 'computation'))
+
+# change representation type
+transform1Display.SetRepresentationType('Points')
+
+# Properties modified on transform1Display
+transform1Display.PointSize = 5.0
+
+# set active source
+SetActiveSource(vtk_partitionvtk)
+
+# write decomposed
+WriteImage("jpg/domain_graph.jpg")
+
+# set scalar coloring
+ColorBy(transform1Display, ('POINTS', 'id'))
+
+# change representation type
+dom_boxvtkDisplay.SetRepresentationType('Surface')
+
+# write decomposed
+WriteImage("jpg/domain_graph_decomposed.jpg")
+
+# create a new 'Legacy VTK Reader'
+out_subdomains_0vtk = LegacyVTKReader(FileNames=['CartDecomposition/out_subdomains_0.vtk'])
+
+# create a new 'Legacy VTK Reader'
+out_subdomains_1vtk = LegacyVTKReader(FileNames=['CartDecomposition/out_subdomains_1.vtk'])
+
+# create a new 'Legacy VTK Reader'
+out_subdomains_2vtk = LegacyVTKReader(FileNames=['CartDecomposition/out_subdomains_2.vtk'])
+
+# create a new 'Legacy VTK Reader'
+out_subdomains_3vtk = LegacyVTKReader(FileNames=['CartDecomposition/out_subdomains_3.vtk'])
+
+# show data in view
+out_subdomains_3vtkDisplay = Show(out_subdomains_3vtk, renderView1)
+
+# show data in view
+out_subdomains_1vtkDisplay = Show(out_subdomains_1vtk, renderView1)
+
+# show data in view
+out_subdomains_2vtkDisplay = Show(out_subdomains_2vtk, renderView1)
+
+# show data in view
+out_subdomains_0vtkDisplay = Show(out_subdomains_0vtk, renderView1)
+
+# turn off scalar coloring
+ColorBy(out_subdomains_0vtkDisplay, None)
+
+# turn off scalar coloring
+ColorBy(out_subdomains_1vtkDisplay, None)
+
+# turn off scalar coloring
+ColorBy(out_subdomains_2vtkDisplay, None)
+
+# turn off scalar coloring
+ColorBy(out_subdomains_3vtkDisplay, None)
+
+# change representation type
+out_subdomains_3vtkDisplay.SetRepresentationType('Surface With Edges')
+
+# change representation type
+out_subdomains_2vtkDisplay.SetRepresentationType('Surface With Edges')
+
+# change representation type
+out_subdomains_1vtkDisplay.SetRepresentationType('Surface With Edges')
+
+# change representation type
+out_subdomains_0vtkDisplay.SetRepresentationType('Surface With Edges')
+
+# change solid color
+out_subdomains_0vtkDisplay.DiffuseColor = [1.0, 0.3333333333333333, 0.0]
+
+# change solid color
+out_subdomains_1vtkDisplay.DiffuseColor = [0.6666666666666666, 1.0, 0.0]
+
+# change solid color
+out_subdomains_2vtkDisplay.DiffuseColor = [0.0, 0.3333333333333333, 1.0]
+
+# change solid color
+out_subdomains_3vtkDisplay.DiffuseColor = [1.0, 1.0, 0.0]
+
+# Properties modified on out_subdomains_0vtkDisplay
+out_subdomains_0vtkDisplay.LineWidth = 4.0
+
+# change representation type
+out_subdomains_0vtkDisplay.SetRepresentationType('Surface With Edges')
+
+# Properties modified on out_subdomains_1vtkDisplay
+out_subdomains_1vtkDisplay.LineWidth = 4.0
+
+# change representation type
+out_subdomains_1vtkDisplay.SetRepresentationType('Surface With Edges')
+
+# Properties modified on out_subdomains_2vtkDisplay
+out_subdomains_2vtkDisplay.LineWidth = 4.0
+
+# change representation type
+out_subdomains_2vtkDisplay.SetRepresentationType('Surface With Edges')
+
+# Properties modified on out_subdomains_3vtkDisplay
+out_subdomains_3vtkDisplay.LineWidth = 4.0
+
+# change representation type
+out_subdomains_3vtkDisplay.SetRepresentationType('Surface With Edges')
+
+# hide data in view
+Hide(dom_boxvtk, renderView1)
+
+WriteImage("jpg/domain_subdomain_decomposed.jpg")
+
+# hide data in view
+Hide(transform1, renderView1)
+
+WriteImage("jpg/domain_subdomain_decomposed_wg.jpg")
+
+
+#Destroy everything
+Delete(transform1)
+del transform1
+Delete(out_subdomains_3vtk)
+del out_subdomains_3vtk
+Delete(out_subdomains_2vtk)
+del out_subdomains_2vtk
+Delete(out_subdomains_1vtk)
+del out_subdomains_1vtk
+Delete(out_subdomains_0vtk)
+del out_subdomains_0vtk
+Delete(dom_boxvtk)
+del dom_boxvtk
+Delete(vtk_partitionvtk)
+del vtk_partitionvtk
diff --git a/vtk/Makefile.am b/vtk/Makefile.am
new file mode 100644
index 0000000000000000000000000000000000000000..9d975d96d0ebef231ca76d6d701219ade54b7290
--- /dev/null
+++ b/vtk/Makefile.am
@@ -0,0 +1,21 @@
+
+LINKLIBS = $(METIS_LIB) $(PTHREAD_LIBS) $(OPT_LIBS) $(BOOST_LDFLAGS) $(BOOST_IOSTREAMS_LIB) $(CUDA_LIBS)
+
+bin_PROGRAMS = cart_dec metis_dec dom_box
+cart_dec_SOURCES = CartDecomposition_gen_vtk.cpp ../openfpm_devices/src/memory/HeapMemory.cpp ../openfpm_devices/src/memory/PtrMemory.cpp ../openfpm_vcluster/src/VCluster.cpp ../openfpm_data/src/Memleak_check.cpp
+cart_dec_CXXFLAGS = $(CUDA_CFLAGS) $(INCLUDES_PATH) $(METIS_INCLUDE) $(BOOST_CPPFLAGS) -I../src -Wno-unused-function
+cart_dec_CFLAGS = $(CUDA_CFLAGS)
+cart_dec_LDADD = $(LINKLIBS) -lmetis
+
+metis_dec_SOURCES = Metis_gen_vtk.cpp ../openfpm_devices/src/memory/HeapMemory.cpp ../openfpm_devices/src/memory/PtrMemory.cpp ../openfpm_vcluster/src/VCluster.cpp ../openfpm_data/src/Memleak_check.cpp
+metis_dec_CXXFLAGS = $(CUDA_CFLAGS) $(INCLUDES_PATH) $(METIS_INCLUDE) $(BOOST_CPPFLAGS) -I../src -Wno-unused-function
+metis_dec_CFLAGS = $(CUDA_CFLAGS)
+metis_dec_LDADD = $(LINKLIBS) -lmetis
+
+dom_box_SOURCES = domain_gen_vtk.cpp ../openfpm_devices/src/memory/HeapMemory.cpp ../openfpm_devices/src/memory/PtrMemory.cpp ../openfpm_vcluster/src/VCluster.cpp ../openfpm_data/src/Memleak_check.cpp
+dom_box_CXXFLAGS = $(CUDA_CFLAGS) $(INCLUDES_PATH) $(METIS_INCLUDE) $(BOOST_CPPFLAGS) -I../src -Wno-unused-function
+dom_box_CFLAGS = $(CUDA_CFLAGS)
+dom_box_LDADD = $(LINKLIBS)
+
+.cu.o :
+	$(NVCC) $(NVCCFLAGS) -o $@ -c $<
diff --git a/vtk/Metis_gen_vtk.cpp b/vtk/Metis_gen_vtk.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..2da27e29df2a84f18b59a09f7f8714ec9343a26e
--- /dev/null
+++ b/vtk/Metis_gen_vtk.cpp
@@ -0,0 +1,45 @@
+/*
+ * Metis_gen_vtk.hpp
+ *
+ *  Created on: Aug 29, 2015
+ *      Author: i-bird
+ */
+
+#ifndef VTK_METIS_GEN_VTK_CPP_
+#define VTK_METIS_GEN_VTK_CPP_
+
+#include "Graph/CartesianGraphFactory.hpp"
+#include "Graph/map_graph.hpp"
+#include "metis_util.hpp"
+#include "SubdomainGraphNodes.hpp"
+
+int main(int argc, char ** argv)
+{
+	CartesianGraphFactory<2,Graph_CSR<nm_v,nm_e>> g_factory;
+
+	// Cartesian grid
+	size_t sz[2] = {20,20};
+
+	// Box
+	Box<2,float> box({0.0,0.0},{1.0,1.0});
+
+	// Graph to decompose
+
+	Graph_CSR<nm_v,nm_e> g = g_factory.construct<nm_e::communication,float,1,0,1>(sz,box);
+
+	// Convert the graph to metis
+
+	Metis<Graph_CSR<nm_v,nm_e>> met(g,4);
+
+	// decompose
+
+	met.decompose<nm_v::id>();
+
+	// Write the decomposition
+
+	VTKWriter<Graph_CSR<nm_v,nm_e>,GRAPH> vtk(g);
+	vtk.write("Metis/vtk_partition.vtk");
+}
+
+
+#endif /* VTK_METIS_GEN_VTK_CPP_ */
diff --git a/vtk/domain_gen_vtk.cpp b/vtk/domain_gen_vtk.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..7a5e6fc06187ee9b78492668832e793130f54107
--- /dev/null
+++ b/vtk/domain_gen_vtk.cpp
@@ -0,0 +1,50 @@
+/*
+ * domain_vtk_gen.cpp
+ *
+ *  Created on: Aug 30, 2015
+ *      Author: Pietro Incardona
+ */
+
+#include "Space/Shape/Box.hpp"
+#include "Vector/map_vector.hpp"
+#include "VTKWriter.hpp"
+
+int main(int argc, char ** argv)
+{
+	//! [Output a vector of boxes]
+
+	// Physical domain
+	Box<2,float> box({0.0,0.0},{1.0,1.0});
+
+	// Cell
+	Box<2,float> cell = box;
+
+	// division on each direction
+	size_t div[2] = {20,20};
+	Point<2,float> p_div({20.0,20.0});
+	cell /= p_div;
+
+	// create 20 cell on each direction
+
+	openfpm::vector<Box<2,float>> v_box;
+
+	for (size_t i = 0; i <= div[0] ; i++)
+	{
+		for (size_t j = 0 ; j <= div[1] ; j++)
+		{
+			Point<2,float> p({(float)i,(float)j});
+			Box<2,float> box = cell * p;
+
+			v_box.add(box);
+		}
+	}
+
+	// write the vector of boxes
+	VTKWriter<openfpm::vector<Box<2,float>>,VECTOR_BOX> vtk_box1;
+	vtk_box1.add(v_box);
+	vtk_box1.write("CartDecomposition/dom_box.vtk");
+
+	//! [Output a vector of boxes]
+}
+
+