Roll back changes made in revision 336 (involving vias' Shape property)

change_log.txt

@@ -4,6 +4,14 @@ Started 2007-June-11
 Please add newer entries at the top, list the date and your name with 
 email address.
 
+2007-Oct-17 UPDATE   Geoff Harland <gharlandau@yahoo.com.au>
+================================================================================
++ pcbnew
+  * Rolled back previous changes (made in revision 336) that edited the values of
+    vias' Shape property (following feedback from Jean-Pierre Charras concerning
+    the true significance of that property).
+
+
 2007-Oct-13 UPDATE  Jean-Pierre Charras <jean-pierre.charras@inpg.fr>
 ================================================================================
 + pcbnew:
@@ -22,7 +30,6 @@ email address.
 	enhancements in connectivity computation
 
 
-
 2007-Oct-15 UPDATE   Geoff Harland <gharlandau@yahoo.com.au>
 ================================================================================
 + pcbnew

pcbnew/class_track.cpp

@@ -226,6 +226,7 @@ bool SEGVIA::IsOnLayer( int layer_number ) const
 
     // VIA_BORGNE ou  VIA_ENTERREE:
 */
+
     int bottom_layer, top_layer;
 
     ReturnLayerPair( &top_layer, &bottom_layer );
@@ -547,7 +548,6 @@ bool TRACK::WriteTrackDescr( FILE* File )
 /********************************************/
 {
     int type = 0;
-    int shape;    // Stores genuine value of via's shape property
 
     if( Type() == TYPEVIA )
         type = 1;
@@ -555,50 +555,7 @@ bool TRACK::WriteTrackDescr( FILE* File )
     if( GetState( DELETED ) )
         return FALSE;
 
-    // In the case of a via, check the values of its top_layer and
+    fprintf( File, "Po %d %d %d %d %d %d %d\n", m_Shape,
-    // bottom_layer properties, to determine what value should *really*
-    // be assigned to its shape property (as all versions of KiCad up
-    // until revision 335 (committed on 2007-Oct-13) could sometimes
-    // assign an inappropriate value to that property).
-    if( Type() == TYPEVIA )
-    {
-//      int bottom_layer, top_layer;
-//      ((SEGVIA*)this)->ReturnLayerPair( &top_layer, &bottom_layer );
-
-        // For reasons of efficiency, replace the previous two commands
-        //  with these (next three) commands.
-
-        int bottom_layer = (m_Layer >> 4) & 15;
-        int top_layer = m_Layer & 15;
-
-        if( bottom_layer > top_layer )
-            EXCHG( bottom_layer, top_layer );
-
-        // Now determine what type of via this really is
-        if( bottom_layer == COPPER_LAYER_N && top_layer == CMP_N )
-        {
-            // The via is really of a "standard" (through-hole) type
-            shape = VIA_NORMALE;
-        }
-        else if( bottom_layer == COPPER_LAYER_N || top_layer == CMP_N )
-        {
-            // The via is really of a "blind" type
-            shape = VIA_BORGNE;
-        }
-        else
-        {
-            // The via is really of a "buried" type
-            shape = VIA_ENTERREE;
-        }
-    }
-    else
-        shape = m_Shape; // Cater for other (non-via) types of objects
-
-//  fprintf( File, "Po %d %d %d %d %d %d %d\n", m_Shape,
-//           m_Start.x, m_Start.y, m_End.x, m_End.y, m_Width, m_Drill );
-
-    // (Replace m_Shape within the previous command with shape)
-    fprintf( File, "Po %d %d %d %d %d %d %d\n", shape,
              m_Start.x, m_Start.y, m_End.x, m_End.y, m_Width, m_Drill );
 
     fprintf( File, "De %d %d %d %lX %X\n",
@@ -609,7 +566,7 @@ bool TRACK::WriteTrackDescr( FILE* File )
 }
 
 
-/**********************************************************************/
+/*********************************************************************/
 void TRACK::Draw( WinEDA_DrawPanel* panel, wxDC* DC, int draw_mode )
 /*********************************************************************/
 

pcbnew/editrack-part2.cpp

@@ -214,73 +214,41 @@ void WinEDA_PcbFrame::Other_Layer_Route( TRACK* track, wxDC* DC )
 
     DrawPanel->ManageCurseur( DrawPanel, DC, FALSE );
 
-    // Create the via - but before doing so, determine what
+    /* create the via */
-    // value should really be assigned to its Shape property.
+    Via = new SEGVIA( m_Pcb );
-    // (Use ii to temporarily "store" the appropriate value.)
+    Via->m_Flags   = IS_NEW;
+    Via->m_Width   = g_DesignSettings.m_CurrentViaSize;
+    Via->m_Shape   = g_DesignSettings.m_CurrentViaType;
+    Via->SetNet( g_HightLigth_NetCode );
+    Via->m_Start   = Via->m_End = g_CurrentTrackSegment->m_End;
 
     int old_layer = GetScreen()->m_Active_Layer;
 
-    // swap the layers.
+    //swap the layers.
     if( GetScreen()->m_Active_Layer != GetScreen()->m_Route_Layer_TOP )
         GetScreen()->m_Active_Layer = GetScreen()->m_Route_Layer_TOP;
     else
         GetScreen()->m_Active_Layer = GetScreen()->m_Route_Layer_BOTTOM;
 
-    /* Assess the type of via */
-    if( g_DesignSettings.m_CurrentViaType == VIA_NORMALE )    // normal via
-    {
-        ii = VIA_NORMALE;
-    }
-    else
-    // Either a blind via or buried via was "requested", but still
-    // check both layers of the layer pair, to determine the truly
-    // appropriate value to assign to the via's Type property.
-    {                                               
-        if( ( old_layer == COPPER_LAYER_N
-           && GetScreen()->m_Active_Layer == CMP_N )
-         || ( old_layer == CMP_N
-           && GetScreen()->m_Active_Layer == COPPER_LAYER_N ) )
-        {
-            // Specify the via's Shape property as Standard
-            ii = VIA_NORMALE;
-        }
-        else if( old_layer == COPPER_LAYER_N
-              || old_layer == CMP_N
-              || GetScreen()->m_Active_Layer == COPPER_LAYER_N
-              || GetScreen()->m_Active_Layer == CMP_N )
-        {
-            // Specify the via's Shape property as Blind
-            ii = VIA_BORGNE;
-        }
-        else
-        {
-            // Specify the via's Shape property as Buried
-            ii = VIA_ENTERREE;
-        }
-    }
-
-    Via = new SEGVIA( m_Pcb );
-    Via->m_Flags   = IS_NEW;
-    Via->m_Width   = g_DesignSettings.m_CurrentViaSize;
-    Via->m_Shape   = ii; // ( instead of g_DesignSettings.m_CurrentViaType )
-    Via->SetNet( g_HightLigth_NetCode );
-    Via->m_Start   = Via->m_End = g_CurrentTrackSegment->m_End;
-
     /* Adjust the via layer pair */
-    if( Via->Shape() == VIA_NORMALE )    // Normal via
+    if( Via->Shape() == VIA_ENTERREE )
+    {
+        Via->SetLayerPair( old_layer, GetScreen()->m_Active_Layer );
+    }
+
+    else if( Via->Shape() == VIA_BORGNE )    //blind via
+    {
+        // A revoir! ( la via devrait deboucher sur 1 cote )
+        Via->SetLayerPair( old_layer, GetScreen()->m_Active_Layer );
+    }
+
+    else
     {
         // Usual via is from copper to component; layer pair is 0 and 0x0F.
         Via->SetLayerPair( COPPER_LAYER_N, LAYER_CMP_N );
     }
-    else    // Either a blind via or buried via.
-    {                                               
-        if( old_layer < GetScreen()->m_Active_Layer)
-            Via->SetLayerPair( old_layer, GetScreen()->m_Active_Layer );
-        else
-            Via->SetLayerPair( GetScreen()->m_Active_Layer, old_layer );
-    }
 
-    if( Drc_On && ( Drc( this, DC, Via, m_Pcb->m_Track, 1 ) == BAD_DRC ) )
+    if( Drc_On &&( Drc( this, DC, Via, m_Pcb->m_Track, 1 ) == BAD_DRC ) )
     {
         /* DRC fault: the Via cannot be placed here ... */
         delete Via;