<?xml version="1.0" encoding="utf-8"?>  

<AutoVisualizer xmlns="http://schemas.microsoft.com/vstudio/debugger/natvis/2010">  
  <!-- VC 2015 -->
  <Type Name="spp::sparse_hash_set&lt;*,*,*,*&gt;">  
  <AlternativeType Name="spp::sparse_hash_map&lt;*,*,*,*,*&gt;" />  
      <DisplayString>{{size = {rep.table._num_buckets}}}</DisplayString>  
      <Expand>  
        <CustomListItems MaxItemsPerView="1000" ExcludeView="Test">  
          <Variable Name="grp" InitialValue="rep.table._first_group" />  
          <Variable Name="last_grp" InitialValue="rep.table._last_group" />  
          <Variable Name="item_ptr" InitialValue="rep.table._first_group-&gt;_group" />  
          <Variable Name="cnt" InitialValue="-1" />  
    
          <Size>rep.table._num_buckets</Size>  
          <Loop>  
              <Break Condition="grp == last_grp" />  
              <Exec>item_ptr = grp-&gt;_group</Exec>  
              <Exec>cnt = grp-&gt;_num_buckets</Exec>  
              <Loop>
                <Break Condition="cnt == 0" />  
                <Item>item_ptr,na</Item>  
                <Exec>item_ptr++</Exec>  
                <Exec>cnt--</Exec>  
              </Loop>  
              <Exec>++grp</Exec>  
          </Loop>
        </CustomListItems>  
      </Expand>  
  </Type>  
    
  <Type Name="spp::Two_d_iterator&lt;*,*,*,*&gt;">
    <DisplayString Condition="row_current==0">end()</DisplayString>
    <DisplayString Condition="row_current->_group == -1">end()</DisplayString>
    <DisplayString>{*col_current}</DisplayString>
    <Expand>
      <ExpandedItem Condition="row_current->_group != -1">*col_current</ExpandedItem>
    </Expand>
  </Type>

</AutoVisualizer>  
