CvPcb: count unique pin numbers when filtering by pin count. (fixes:1300719)

common/footprint_info.cpp

@@ -102,10 +102,14 @@ void FOOTPRINT_INFO::load()
     std::auto_ptr<MODULE> m( fptable->FootprintLoad( m_nickname, m_fpname ) );
 
     if( m.get() == NULL )    // Should happen only with malformed/broken libraries
+    {
         m_pad_count = 0;
+        m_unique_pad_count = 0;
+    }
     else
     {
         m_pad_count = m->GetPadCount( DO_NOT_INCLUDE_NPTH );
+        m_unique_pad_count = m->GetUniquePadCount( DO_NOT_INCLUDE_NPTH );
         m_keywords  = m->GetKeywords();
         m_doc       = m->GetDescription();
 

cvpcb/class_footprints_listbox.cpp

@@ -156,7 +156,7 @@ void FOOTPRINTS_LISTBOX::SetFootprints( FOOTPRINT_LIST& aList, const wxString& a
             continue;
 
         if( (aFilterType & BY_PIN_COUNT) && aComponent
-          && aComponent->GetNetCount() != aList.GetItem( ii ).GetPadCount() )
+          && aComponent->GetNetCount() != aList.GetItem( ii ).GetUniquePadCount() )
             continue;
 
         msg.Printf( wxT( "%3d %s:%s" ), int( newList.GetCount() + 1 ),

include/footprint_info.h

@@ -68,7 +68,8 @@ public:
         m_nickname( aNickname ),
         m_fpname( aFootprintName ),
         m_num( 0 ),
-        m_pad_count( 0 )
+        m_pad_count( 0 ),
+        m_unique_pad_count( 0 )
     {
 #if !USE_FPI_LAZY
         load();
@@ -93,6 +94,12 @@ public:
         return m_pad_count;
     }
 
+    unsigned GetUniquePadCount()
+    {
+        ensure_loaded();
+        return m_unique_pad_count;
+    }
+
     int GetOrderNum()
     {
         ensure_loaded();
@@ -129,6 +136,7 @@ private:
     wxString    m_fpname;               ///< Module name.
     int         m_num;                  ///< Order number in the display list.
     int         m_pad_count;            ///< Number of pads
+    int         m_unique_pad_count;     ///< Number of unique pads
     wxString    m_doc;                  ///< Footprint description.
     wxString    m_keywords;             ///< Footprint keywords.
 };

pcbnew/class_module.cpp

@@ -717,6 +717,30 @@ unsigned MODULE::GetPadCount( INCLUDE_NPTH_T aIncludeNPTH ) const
 }
 
 
+unsigned MODULE::GetUniquePadCount( INCLUDE_NPTH_T aIncludeNPTH ) const
+{
+    std::set<int> usedNumbers;
+
+    // Create a set of used pad numbers
+    for( D_PAD* pad = Pads(); pad; pad = pad->Next() )
+    {
+        if( !aIncludeNPTH )
+        {
+            //remove NPTH
+            if( pad->GetAttribute() == PAD_ATTRIB_HOLE_NOT_PLATED )
+            {
+                continue;
+            }
+        }
+
+        int padNumber = getTrailingInt( pad->GetPadName() );
+        usedNumbers.insert( padNumber );
+    }
+
+    return usedNumbers.size();
+}
+
+
 void MODULE::Add3DModel( S3D_MASTER* a3DModel )
 {
     a3DModel->SetParent( this );

pcbnew/class_module.h

@@ -487,7 +487,7 @@ public:
     D_PAD* GetPad( const wxPoint& aPosition, LSET aLayerMask = LSET::AllLayersMask() );
 
     /**
-     * GetPadCount
+     * GetUniPadCount
      * returns the number of pads.
      *
      * @param aIncludeNPTH includes non-plated through holes when true.  Does not include
@@ -496,6 +496,16 @@ public:
      */
     unsigned GetPadCount( INCLUDE_NPTH_T aIncludeNPTH = INCLUDE_NPTH_T( INCLUDE_NPTH ) ) const;
 
+    /**
+     * GetUniquePadCount
+     * returns the number of unique pads.
+     *
+     * @param aIncludeNPTH includes non-plated through holes when true.  Does not include
+     *                     non-plated through holes when false.
+     * @return the number of unique pads according to \a aIncludeNPTH.
+     */
+    unsigned GetUniquePadCount( INCLUDE_NPTH_T aIncludeNPTH = INCLUDE_NPTH_T( INCLUDE_NPTH ) ) const;
+
     /**
      * Function GetNextPadName
      * returns the next available pad name in the module