← Back to team overview

kicad-developers team mailing list archive

Re: [PATCH] V2 Rectangular pads with rounded corners

 

On 17.02.2015 23:55, Mathias Grimmberger wrote:
> 
> Hi everybody,
> 
> below is a new version of a patch to add support for rectangular pads
> with rounded corners to KiCad. The patch was created against revision
> 5428.
> 
> What has changed:
> 
> - optimized Gerber output
> - plotting to PDF and Postscript should now produce correct results (as
> far as I can check that)
> - plotting to SVG should work, but does produce little artifacts in the
> rounded corners, I think the SVG plotter does strange things with the
> fill mode
> 
> 
> BTW, does anybody know what the CERN people are doing? Because properly
> supporting roundrect pads in the PNS router needs an extension to the
> geometry primitives, something like a convex polygon shape (as a bonus
> this would make support for arbitrarily rotated pads possible).

Hi Mathias,

For the moment we could approximate them as ordinary rectangles.

I would love be extremely grateful if somebody wrote a SHAPE_CONVEX,
though, representing a convex polygon...

Regards,
Tom
> 
> The thought of myself extending the geometry primitives is a bit
> scary... ;-)
> 
> 
> Enjoy,
> 
> MGri
> 
> 
> === modified file 'common/common_plotDXF_functions.cpp'
> --- common/common_plotDXF_functions.cpp	2015-02-02 08:06:39 +0000
> +++ common/common_plotDXF_functions.cpp	2015-02-17 19:36:08 +0000
> @@ -601,6 +601,12 @@
>      FinishTo( wxPoint( ox, oy ) );
>  }
>  
> +void DXF_PLOTTER::FlashPadRoundRect( const wxPoint& pos, const wxPoint corners[12],
> +                                     int cornerRadius, double orient,
> +                                     EDA_DRAW_MODE_T trace_mode )
> +{
> +    // FIXME: MGri - not implemented yet
> +}
>  
>  /**
>   * DXF trapezoidal pad: only sketch mode is supported
> 
> === modified file 'common/common_plotGERBER_functions.cpp'
> --- common/common_plotGERBER_functions.cpp	2015-02-02 08:06:39 +0000
> +++ common/common_plotGERBER_functions.cpp	2015-02-17 19:36:08 +0000
> @@ -559,6 +559,120 @@
>  }
>  
>  
> +void GERBER_PLOTTER::FlashPadRoundRect( const wxPoint& pos, const wxPoint corners[12],
> +                                        int cornerRadius, double orient,
> +                                        EDA_DRAW_MODE_T trace_mode )
> +
> +{
> +    wxASSERT( outputFile );
> +
> +    // XXX to do: use an aperture macro to declare the pad if possible
> +
> +    if( ( orient == 0 || orient == 900 || orient == 1800 || orient == 2700 )
> +        && trace_mode == FILLED )
> +    {
> +        wxSize size;
> +        DPOINT pos_dev;
> +
> +        // flash the large rectangle of the center polygon
> +        pos_dev = userToDeviceCoordinates( pos );
> +        if( orient == 0 || orient == 1800 )
> +        {
> +            size = wxSize( corners[4].x - corners[11].x,
> +                           corners[4].y - corners[5].y );
> +        }
> +        else 
> +        {
> +            size = wxSize( corners[1].y - corners[8].y,
> +                           corners[3].x - corners[0].x );
> +        }
> +        selectAperture( size, APERTURE::Rect );
> +        emitDcode( pos_dev, 3 );
> +        // flash the top small rectangle of the center polygon
> +        if( orient == 0 || orient == 1800 )
> +        {	
> +            pos_dev = userToDeviceCoordinates( pos + wxPoint( 0, corners[0].y + cornerRadius / 2 ));
> +            size = wxSize( corners[3].x - corners[0].x,
> +                           corners[1].y - corners[0].y );
> +        }
> +        else
> +        {
> +            pos_dev = userToDeviceCoordinates( pos + wxPoint( 0, corners[3].x + cornerRadius / 2 ));
> +            size = wxSize( corners[3].y - corners[6].y,
> +                           corners[4].x - corners[3].x );
> +        }
> +        selectAperture( size, APERTURE::Rect );
> +        emitDcode( pos_dev, 3 );
> +        // flash the bottom small rectangle of the center polygon
> +        if( orient == 0 || orient == 1800 )
> +        {	
> +            pos_dev = userToDeviceCoordinates( pos - wxPoint( 0, corners[0].y + cornerRadius / 2 ));
> +        }
> +        else
> +        {
> +            pos_dev = userToDeviceCoordinates( pos - wxPoint( 0, corners[3].x + cornerRadius / 2 ));
> +        }
> +        selectAperture( size, APERTURE::Rect );
> +        emitDcode( pos_dev, 3 );
> +        // Flash the 4 corner circles
> +        size = wxSize( cornerRadius << 1, cornerRadius << 1 );
> +        selectAperture( size, APERTURE::Circle );
> +        if( orient == 0 || orient == 1800 )
> +        {
> +            pos_dev = userToDeviceCoordinates( corners[0] + pos );
> +            emitDcode( pos_dev, 3 );
> +            pos_dev = userToDeviceCoordinates( corners[3] + pos );
> +            emitDcode( pos_dev, 3 );
> +            pos_dev = userToDeviceCoordinates( corners[6] + pos );
> +            emitDcode( pos_dev, 3 );
> +            pos_dev = userToDeviceCoordinates( corners[9] + pos );
> +            emitDcode( pos_dev, 3 );
> +        }
> +        else
> +        {
> +            pos_dev = userToDeviceCoordinates(
> +                wxPoint( corners[0].y, -corners[0].x ) + pos );
> +            emitDcode( pos_dev, 3 );
> +            pos_dev = userToDeviceCoordinates(
> +                wxPoint( corners[3].y, -corners[3].x ) + pos );
> +            emitDcode( pos_dev, 3 );
> +            pos_dev = userToDeviceCoordinates(
> +                wxPoint( corners[6].y, -corners[6].x ) + pos );
> +            emitDcode( pos_dev, 3 );
> +            pos_dev = userToDeviceCoordinates(
> +                wxPoint( corners[9].y, -corners[9].x ) + pos );
> +            emitDcode( pos_dev, 3 );
> +        }
> +    }
> +    else
> +    {
> +        std::vector< wxPoint > cornerList;
> +
> +        // construct the rotated polygons corner list
> +        for( int i = 2; i < 12; i += 3 )
> +        {
> +            wxPoint p( corners[i] );
> +            RotatePoint( &p, orient );
> +            p += pos;
> +            cornerList.push_back( p );
> +            wxPoint center( corners[(i + 1) % 12] );
> +            RotatePoint( &center, orient );
> +            for( int rot = 100; rot < 900; rot += 100 )
> +            {
> +                wxPoint pr( corners[i] );
> +                RotatePoint( &pr, orient );
> +                RotatePoint( &pr, center, rot );
> +                pr += pos;
> +                cornerList.push_back( pr );
> +            }
> +        }
> +        // plot it
> +        SetCurrentLineWidth( -1 );
> +        PlotPoly( cornerList, trace_mode == SKETCH ? NO_FILL : FILLED_SHAPE );
> +    }
> +}
> +
> +
>  void GERBER_PLOTTER::FlashPadTrapez( const wxPoint& aPadPos,  const wxPoint* aCorners,
>                                       double aPadOrient, EDA_DRAW_MODE_T aTrace_Mode )
>  
> 
> === modified file 'common/common_plotHPGL_functions.cpp'
> --- common/common_plotHPGL_functions.cpp	2015-02-17 16:32:47 +0000
> +++ common/common_plotHPGL_functions.cpp	2015-02-17 19:36:08 +0000
> @@ -629,6 +629,12 @@
>      }
>  }
>  
> +void HPGL_PLOTTER::FlashPadRoundRect( const wxPoint& pos, const wxPoint corners[12],
> +                                      int cornerRadius, double orient,
> +                                      EDA_DRAW_MODE_T trace_mode )
> +{
> +    // FIXME: MGri - not implemented yet
> +}
>  
>  void HPGL_PLOTTER::FlashPadTrapez( const wxPoint& aPadPos, const wxPoint* aCorners,
>                                     double aPadOrient, EDA_DRAW_MODE_T aTrace_Mode )
> 
> === modified file 'common/common_plotPS_functions.cpp'
> --- common/common_plotPS_functions.cpp	2014-10-19 20:20:16 +0000
> +++ common/common_plotPS_functions.cpp	2015-02-17 19:36:08 +0000
> @@ -181,6 +181,82 @@
>      PlotPoly( cornerList, ( trace_mode == FILLED ) ? FILLED_SHAPE : NO_FILL );
>  }
>  
> +void PSLIKE_PLOTTER::FlashPadRoundRect( const wxPoint& pos, const wxPoint corners[12],
> +                                        int cornerRadius, double orient,
> +                                        EDA_DRAW_MODE_T trace_mode )
> +{
> +    static std::vector< wxPoint > cornerList;
> +    cornerList.clear();
> +
> +    for( int ii = 0; ii < 12; ii++ )
> +        cornerList.push_back( corners[ii] );
> +
> +    // As far as I understand it line and pen width are the same thing???
> +    
> +    SetCurrentLineWidth( -1 );
> +    int w = GetCurrentLineWidth();
> +    int hw = w / 2;
> +
> +    cornerList[0].x += hw;
> +    cornerList[0].y -= hw;
> +    cornerList[1].x += hw;
> +    cornerList[1].y -= hw;
> +    cornerList[2].x -= hw;
> +    cornerList[2].y -= hw;
> +    cornerList[3].x -= hw;
> +    cornerList[3].y -= hw;
> +    cornerList[4].x -= hw;
> +    cornerList[4].y -= hw;
> +    cornerList[5].x -= hw;
> +    cornerList[5].y += hw;
> +    cornerList[6].x -= hw;
> +    cornerList[6].y += hw;
> +    cornerList[7].x -= hw;
> +    cornerList[7].y += hw;
> +    cornerList[8].x += hw;
> +    cornerList[8].y += hw;
> +    cornerList[9].x += hw;
> +    cornerList[9].y += hw;
> +    cornerList[10].x += hw;
> +    cornerList[10].y += hw;
> +    cornerList[11].x += hw;
> +    cornerList[11].y -= hw;
> +
> +    for( unsigned ii = 0; ii < cornerList.size(); ii++ )
> +    {
> +        RotatePoint( &cornerList[ii], orient );
> +        cornerList[ii] += pos;
> +    }
> +
> +    cornerList.push_back( cornerList[0] );
> +
> +    if( trace_mode == FILLED ) 
> +    {
> +        PlotPoly( cornerList, FILLED_SHAPE );
> +    }
> +    else 
> +    {
> +        for( unsigned ii = 1; ii < 12; ii += 3 )
> +        {
> +            MoveTo( cornerList[ii] );
> +            FinishTo( cornerList[ii + 1] );
> +        }
> +    }
> +
> +    if ( w > 2 * cornerRadius )
> +        w = 2 * cornerRadius;
> +
> +    Arc(cornerList[0], orient + 1800, orient + 2700, cornerRadius,
> +        ( trace_mode == FILLED ) ? FILLED_SHAPE : NO_FILL, w );
> +    Arc(cornerList[3], orient + 2700, orient + 3600, cornerRadius,
> +        ( trace_mode == FILLED ) ? FILLED_SHAPE : NO_FILL, w );
> +    Arc(cornerList[6], orient, orient + 900, cornerRadius,
> +        ( trace_mode == FILLED ) ? FILLED_SHAPE : NO_FILL, w );
> +    Arc(cornerList[9], orient + 900, orient + 1800, cornerRadius,
> +        ( trace_mode == FILLED ) ? FILLED_SHAPE : NO_FILL, w );
> +    
> +    SetCurrentLineWidth( -1 );
> +}
>  
>  void PSLIKE_PLOTTER::FlashPadTrapez( const wxPoint& aPadPos, const wxPoint *aCorners,
>                                       double aPadOrient, EDA_DRAW_MODE_T aTrace_Mode )
> 
> === modified file 'common/pcb.keywords'
> --- common/pcb.keywords	2013-09-17 00:52:08 +0000
> +++ common/pcb.keywords	2015-02-17 19:36:08 +0000
> @@ -142,6 +142,7 @@
>  reference
>  right
>  rotate
> +roundrect
>  scale
>  segment
>  segment_width
> 
> === modified file 'include/pad_shapes.h'
> --- include/pad_shapes.h	2014-01-28 09:43:55 +0000
> +++ include/pad_shapes.h	2015-02-17 19:36:08 +0000
> @@ -15,7 +15,8 @@
>      PAD_ROUND = PAD_CIRCLE,
>      PAD_RECT,
>      PAD_OVAL,
> -    PAD_TRAPEZOID
> +    PAD_TRAPEZOID,
> +    PAD_ROUNDRECT
>  };
>  
>  /**
> 
> === modified file 'include/plot_common.h'
> --- include/plot_common.h	2014-12-23 13:01:59 +0000
> +++ include/plot_common.h	2015-02-17 19:36:08 +0000
> @@ -257,6 +257,18 @@
>      virtual void FlashPadRect( const wxPoint& pos, const wxSize& size,
>                                 double orient, EDA_DRAW_MODE_T trace_mode ) = 0;
>  
> +    /**
> +     * @param pos Position of the shape
> +     * @param corners List of the 12 corners of the inner polygon, the arcs
> +     *          for the corners are centered on corner 0, 3, 6 and 9
> +     * @param cornerRadius Radius of the rounded corners
> +     * @param orient The rotattion of the shape
> +     * @param trace_mode FILLED or SKETCH
> +     */
> +    virtual void FlashPadRoundRect( const wxPoint& pos, const wxPoint corners[12],
> +                                    int cornerRadius, double orient,
> +                                    EDA_DRAW_MODE_T trace_mode ) = 0;
> +
>      /** virtual function FlashPadTrapez
>       * flash a trapezoidal pad
>       * @param aPadPos = the position of the shape
> @@ -509,6 +521,9 @@
>                                 EDA_DRAW_MODE_T trace_mode );
>      virtual void FlashPadRect( const wxPoint& pos, const wxSize& size,
>                                 double orient, EDA_DRAW_MODE_T trace_mode );
> +    virtual void FlashPadRoundRect( const wxPoint& pos, const wxPoint corners[12],
> +                                    int cornerRadius, double orient,
> +                                    EDA_DRAW_MODE_T trace_mode );
>      virtual void FlashPadTrapez( const wxPoint& aPadPos, const wxPoint *aCorners,
>                                   double aPadOrient, EDA_DRAW_MODE_T aTrace_Mode );
>  
> @@ -561,6 +576,9 @@
>                                 EDA_DRAW_MODE_T trace_mode );
>      virtual void FlashPadRect( const wxPoint& pos, const wxSize& size,
>                                 double orient, EDA_DRAW_MODE_T trace_mode );
> +    virtual void FlashPadRoundRect( const wxPoint& pos, const wxPoint corners[12],
> +                                    int cornerRadius, double orient,
> +                                    EDA_DRAW_MODE_T trace_mode );
>      virtual void FlashPadTrapez( const wxPoint& aPadPos, const wxPoint *aCorners,
>                                   double aPadOrient, EDA_DRAW_MODE_T aTrace_Mode );
>  
> @@ -919,6 +937,13 @@
>                                 double orient, EDA_DRAW_MODE_T trace_mode );
>  
>      /**
> +     * Roundrect pad at the moment are *never* handled as aperture, since
> +     * they require aperture macros
> +     */
> +    virtual void FlashPadRoundRect( const wxPoint& pos, const wxPoint corners[12],
> +                                    int cornerRadius, double orient,
> +                                    EDA_DRAW_MODE_T trace_mode );
> +    /**
>       * Trapezoidal pad at the moment are *never* handled as aperture, since
>       * they require aperture macros
>       */
> @@ -1045,6 +1070,9 @@
>                                 EDA_DRAW_MODE_T trace_mode );
>      virtual void FlashPadRect( const wxPoint& pos, const wxSize& size,
>                                 double orient, EDA_DRAW_MODE_T trace_mode );
> +    virtual void FlashPadRoundRect( const wxPoint& pos, const wxPoint corners[12],
> +                                    int cornerRadius, double orient,
> +                                    EDA_DRAW_MODE_T trace_mode );
>      virtual void FlashPadTrapez( const wxPoint& aPadPos, const wxPoint *aCorners,
>                                   double aPadOrient, EDA_DRAW_MODE_T aTrace_Mode );
>  
> 
> === modified file 'pcbnew/board_items_to_polygon_shape_transform.cpp'
> --- pcbnew/board_items_to_polygon_shape_transform.cpp	2015-01-15 20:01:53 +0000
> +++ pcbnew/board_items_to_polygon_shape_transform.cpp	2015-02-17 19:36:08 +0000
> @@ -605,6 +605,44 @@
>          aCornerBuffer.ImportFrom( shapeWithClearance );
>      }
>          break;
> +
> +    case PAD_ROUNDRECT:
> +    {
> +        wxPoint corners[12];
> +        int r = BuildPadPolygonRoundRect( corners, wxSize( 0, 0 ), angle );
> +
> +        // We are using ClipperLib to inflate the polygon shape, using
> +        // arcs to connect moved segments.
> +        ClipperLib::Path outline;
> +        ClipperLib::Paths shapeWithClearance;
> +
> +        for( int ii = 0; ii < 12; ii += 3 )
> +        {
> +            corners[ii] += PadShapePos;
> +            outline << ClipperLib::IntPoint( corners[ii].x, corners[ii].y );
> +        }
> +
> +        ClipperLib::ClipperOffset offset_engine;
> +        // Prepare an offset (inflate) transform, with edges connected by arcs
> +        offset_engine.AddPath( outline, ClipperLib::jtRound, ClipperLib::etClosedPolygon );
> +
> +        // Clipper approximates arcs by segments
> +        // It uses a value called ArcTolerance which is the max error between the arc
> +        // and segments created to approximate this arc
> +        // the number of segm per circle is:
> +        // n = PI / acos(1 - arc_tolerance / (arc radius))
> +        // the arc radius is aClearanceValue
> +        // because arc_tolerance is << aClearanceValue and aClearanceValue >= 0
> +        // n = PI / (arc_tolerance / aClearanceValue )
> +        offset_engine.ArcTolerance = ((double)aClearanceValue + r) / 3.14 / aCircleToSegmentsCount;
> +
> +        double rounding_radius = (aClearanceValue + r) * aCorrectionFactor;
> +        offset_engine.Execute( shapeWithClearance, rounding_radius );
> +
> +        // get new outline (only one polygon is expected)
> +        aCornerBuffer.ImportFrom( shapeWithClearance );
> +    }
> +        break;
>      }
>  }
>  
> @@ -626,6 +664,7 @@
>      {
>      case PAD_CIRCLE:
>      case PAD_OVAL:
> +    case PAD_ROUNDRECT:
>          TransformShapeWithClearanceToPolygon( aCornerBuffer, aInflateValue.x,
>                                                aSegmentsPerCircle, aCorrectionFactor );
>          break;
> @@ -1052,6 +1091,79 @@
>          }
>          break;
>  
> +    case PAD_ROUNDRECT:
> +        {
> +            std::vector <wxPoint> corners_buffer;          // Polygon buffer as vector
> +
> +            int dx = (aPad.GetSize().x / 2) + aThermalGap;
> +            int dy = (aPad.GetSize().y / 2) + aThermalGap;
> +
> +            // The first point of polygon buffer is left lower corner, second the crosspoint of
> +            // thermal spoke sides, the third is upper right corner and the rest are rounding
> +            // vertices going anticlockwise. Note the inveted Y-axis in CG.
> +            corners_buffer.push_back( wxPoint( -dx, -(aThermalGap / 4 + copper_thickness.y / 2) ) );    // Adds small miters to zone
> +            corners_buffer.push_back( wxPoint( -(dx - aThermalGap / 4), -copper_thickness.y / 2 ) );    // fill and spoke corner
> +            corners_buffer.push_back( wxPoint( -copper_thickness.x / 2, -copper_thickness.y / 2 ) );
> +            corners_buffer.push_back( wxPoint( -copper_thickness.x / 2, -(dy - aThermalGap / 4) ) );
> +            corners_buffer.push_back( wxPoint( -(aThermalGap / 4 + copper_thickness.x / 2), -dy ) );
> +
> +            int r = aPad.GetRoundRectCornerRadius();
> +            // the center around which the round part of the thermal gap is drawn
> +            wxPoint center = wxPoint( -(aPad.GetSize().x / 2 - r), -(aPad.GetSize().y / 2 - r) );
> +
> +            corners_buffer.push_back( wxPoint( center.x, -dy ));
> +            
> +            for( int i = 1; i < aCircleToSegmentsCount / 4 + 1; i++ )
> +            {
> +                wxPoint corner_position = wxPoint( center.x, -dy );
> +
> +                double angle_pg = i * delta;
> +                RotatePoint( &corner_position, center, angle_pg );
> +
> +                corners_buffer.push_back( wxPoint( corner_position.x, corner_position.y ) );
> +            }
> +
> +            double angle = aPad.GetOrientation();
> +            
> +            for( int irect = 0; irect < 2; irect++ )
> +            {
> +                for( unsigned ic = 0; ic < corners_buffer.size(); ic++ )
> +                {
> +                    wxPoint cpos = corners_buffer[ic];
> +                    RotatePoint( &cpos, angle );            // Rotate according to module orientation
> +                    cpos += PadShapePos;                    // Shift origin to position
> +                    aCornerBuffer.Append( CPolyPt( cpos.x, cpos.y ) );
> +                }
> +
> +                aCornerBuffer.CloseLastContour();
> +                angle = AddAngles( angle, 1800 );       // this is calculate hole 3
> +            }
> +
> +            // Create holes, that are the mirrored from the previous holes
> +            for( unsigned ic = 0; ic < corners_buffer.size(); ic++ )
> +            {
> +                wxPoint swap = corners_buffer[ic];
> +                swap.x = -swap.x;
> +                corners_buffer[ic] = swap;
> +            }
> +
> +            // Now add corner 4 and 2 (2 is the corner 4 rotated by 180 deg
> +            for( int irect = 0; irect < 2; irect++ )
> +            {
> +                for( unsigned ic = 0; ic < corners_buffer.size(); ic++ )
> +                {
> +                    wxPoint cpos = corners_buffer[ic];
> +                    RotatePoint( &cpos, angle );
> +                    cpos += PadShapePos;
> +                    aCornerBuffer.Append( CPolyPt( cpos.x, cpos.y ) );
> +                }
> +
> +                aCornerBuffer.CloseLastContour();
> +                angle = AddAngles( angle, 1800 );
> +            }
> +        }
> +        break;
> +        
>      case PAD_TRAPEZOID:
>          {
>          CPOLYGONS_LIST cbuffer;
> 
> === modified file 'pcbnew/class_pad.cpp'
> --- pcbnew/class_pad.cpp	2015-01-17 08:01:16 +0000
> +++ pcbnew/class_pad.cpp	2015-02-17 19:36:08 +0000
> @@ -141,6 +141,14 @@
>          radius = 1 + KiROUND( hypot( x, y ) / 2 );
>          break;
>  
> +    case PAD_ROUNDRECT:
> +	radius = GetRoundRectCornerRadius( m_Size );
> +	x = m_Size.x >> 1;
> +	y = m_Size.y >> 1;
> +	radius = 1 + KiROUND( EuclideanNorm( wxSize( x - radius, y - radius )))
> +	    + radius;
> +        break;
> +
>      default:
>          radius = 0;
>      }
> @@ -180,6 +188,7 @@
>          break;
>  
>      case PAD_RECT:
> +    case PAD_ROUNDRECT:
>          //Use two corners and track their rotation
>          // (utilise symmetry to avoid four points)
>          quadrant1.x =  m_Size.x/2;
> @@ -765,6 +774,30 @@
>              return true;
>  
>          break;
> +
> +    case PAD_ROUNDRECT:
> +    {
> +        // First check for hit in polygon
> +        wxPoint poly[12];
> +        int r = BuildPadPolygonRoundRect( poly, wxSize(0,0), 0 );
> +        RotatePoint( &delta, -m_Orient );
> +        if( TestPointInsidePolygon( poly, 12, delta ))
> +            return true;
> +        // Then check the rounded corners
> +        delta = aPosition - shape_pos - poly[0];
> +        if( KiROUND( EuclideanNorm( delta ) ) <= r )
> +            return true;
> +        delta = aPosition - shape_pos - poly[3];
> +        if( KiROUND( EuclideanNorm( delta ) ) <= r )
> +            return true;
> +        delta = aPosition - shape_pos - poly[6];
> +        if( KiROUND( EuclideanNorm( delta ) ) <= r )
> +            return true;
> +        delta = aPosition - shape_pos - poly[9];
> +        if( KiROUND( EuclideanNorm( delta ) ) <= r )
> +            return true;
> +    }
> +        break;
>      }
>  
>      return false;
> @@ -848,6 +881,9 @@
>      case PAD_TRAPEZOID:
>          return _( "Trap" );
>  
> +    case PAD_ROUNDRECT:
> +        return _( "Roundrect" );
> +
>      default:
>          return wxT( "???" );
>      }
> 
> === modified file 'pcbnew/class_pad.h'
> --- pcbnew/class_pad.h	2015-01-17 08:01:16 +0000
> +++ pcbnew/class_pad.h	2015-02-17 19:36:08 +0000
> @@ -283,6 +283,27 @@
>      void BuildPadPolygon( wxPoint aCoord[4], wxSize aInflateValue, double aRotation ) const;
>  
>      /**
> +     * Function BuildPadPolygonRoundRect
> +     * Has meaning only for rounded rect pads
> +     * Build the Corner list of the polygonal center shape,
> +     * depending on shape, extra size (clearance ...) and orientation
> +     * @param aCoord = a buffer to fill (12 corners).
> +     * @param aInflateValue = wxSize: the clearance or margin value. value > 0:
> +     *                        inflate, < 0 deflate
> +     * @param aRotation = full rotation of the polygon
> +     * @return Radius of the rounded corner arcs
> +     */
> +    int BuildPadPolygonRoundRect( wxPoint aCoord[12], wxSize aInflateValue, double aRotation ) const;
> +
> +    /**
> +     * Function GetRoundRectCornerRadius
> +     * Has meaning only for rounded rect pads
> +     * Returns the radius of the rounded corners for this pad.
> +     * @return The radius of the rounded corners for this pad.
> +     */
> +    int GetRoundRectCornerRadius() const;
> +
> +    /**
>       * Function BuildPadShapePolygon
>       * Build the Corner list of the polygonal shape,
>       * depending on shape, extra size (clearance ...) pad and orientation
> @@ -466,6 +487,18 @@
>  
>  private:
>      /**
> +     * Private helper function BuildPadPolygonRoundRect
> +     * Has meaning only for rounded rect pads
> +     * Build the Corner list of the non-rotated polygonal center shape
> +     * @param aCoord = a buffer to fill (12 corners).
> +     * @param size Size of shape to build
> +     * @return Radius of the rounded corner arcs
> +     */
> +    int BuildPadPolygonRoundRect( wxPoint aCoord[12], wxSize size ) const;
> +
> +    int GetRoundRectCornerRadius( wxSize size ) const;
> +    
> +    /**
>       * Function boundingRadius
>       * returns a calculated radius of a bounding circle for this pad.
>       */
> @@ -485,7 +518,7 @@
>  
>      wxPoint     m_Pos;              ///< pad Position on board
>  
> -    PAD_SHAPE_T m_padShape;         ///< Shape: PAD_CIRCLE, PAD_RECT, PAD_OVAL, PAD_TRAPEZOID
> +    PAD_SHAPE_T m_padShape;         ///< Shape: PAD_CIRCLE, PAD_RECT, PAD_OVAL, PAD_TRAPEZOID, PAD_ROUNDRECT
>  
>  
>      int         m_SubRatsnest;      ///< variable used in rats nest computations
> 
> === modified file 'pcbnew/class_pad_draw_functions.cpp'
> --- pcbnew/class_pad_draw_functions.cpp	2015-01-10 10:27:49 +0000
> +++ pcbnew/class_pad_draw_functions.cpp	2015-02-17 19:36:08 +0000
> @@ -311,9 +311,10 @@
>  
>  void D_PAD::DrawShape( EDA_RECT* aClipBox, wxDC* aDC, PAD_DRAWINFO& aDrawInfo )
>  {
> -    wxPoint coord[4];
> +    wxPoint coord[12];
>      double  angle = m_Orient;
>      int     seg_width;
> +    int r;
>  
>      GRSetDrawMode( aDC, aDrawInfo.m_DrawMode );
>  
> @@ -397,6 +398,86 @@
>          }
>          break;
>  
> +    case PAD_ROUNDRECT:
> +        r = BuildPadPolygonRoundRect( coord, aDrawInfo.m_Mask_margin, angle );
> +
> +        for( int ii = 0; ii < 12; ii++ )
> +            coord[ii] += shape_pos;
> +
> +        if( aDrawInfo.m_ShowPadFilled ) 
> +        {
> +            GRClosedPoly( aClipBox, aDC, 12, coord, true, 0,
> +                          aDrawInfo.m_Color, aDrawInfo.m_Color );
> +        }
> +        else 
> +        {
> +            for( int ii = 1; ii < 12; ii += 3 )
> +            {
> +                GRLine( aClipBox, aDC, coord[ii].x, coord[ii].y,
> +                        coord[ii + 1].x, coord[ii + 1].y, 0,
> +                        aDrawInfo.m_Color );
> +            }
> +        }
> +        if( aDrawInfo.m_ShowPadFilled ) 
> +        {
> +            GRFilledArc( aClipBox, aDC, coord[0].x, coord[0].y,
> +                         900.0 - angle, 1800.0 - angle, r,
> +                         aDrawInfo.m_Color, aDrawInfo.m_Color );
> +            GRFilledArc( aClipBox, aDC, coord[3].x, coord[3].y,
> +                         0.0 - angle, 900.0 - angle, r,
> +                         aDrawInfo.m_Color, aDrawInfo.m_Color );
> +            GRFilledArc( aClipBox, aDC, coord[6].x, coord[6].y,
> +                         2700.0 - angle, 0.0 - angle, r,
> +                         aDrawInfo.m_Color, aDrawInfo.m_Color );
> +            GRFilledArc( aClipBox, aDC, coord[9].x, coord[9].y,
> +                         1800.0 - angle, 2700.0 - angle, r,
> +                         aDrawInfo.m_Color, aDrawInfo.m_Color );
> +        }
> +        else 
> +        {
> +            GRArc( aClipBox, aDC, coord[0].x, coord[0].y,
> +                   900.0 - angle, 1800.0 - angle, r,
> +                   m_PadSketchModePenSize, aDrawInfo.m_Color );
> +            GRArc( aClipBox, aDC, coord[3].x, coord[3].y,
> +                   0.0 - angle, 900.0 - angle, r,
> +                   m_PadSketchModePenSize, aDrawInfo.m_Color );
> +            GRArc( aClipBox, aDC, coord[6].x, coord[6].y,
> +                   2700.0 - angle, 0.0 - angle, r,
> +                   m_PadSketchModePenSize, aDrawInfo.m_Color );
> +            GRArc( aClipBox, aDC, coord[9].x, coord[9].y,
> +                   1800.0 - angle, 2700.0 - angle, r,
> +                   m_PadSketchModePenSize, aDrawInfo.m_Color );
> +        }
> +
> +        if( aDrawInfo.m_PadClearance )
> +        {
> +            r = BuildPadPolygonRoundRect( coord, wxSize( aDrawInfo.m_PadClearance,
> +							 aDrawInfo.m_PadClearance ),
> +                                   angle );
> +            for( int ii = 0; ii < 12; ii++ )
> +                coord[ii] += shape_pos;
> +
> +            for( int ii = 1; ii < 12; ii += 3 )
> +            {
> +                GRLine( aClipBox, aDC, coord[ii].x, coord[ii].y,
> +                        coord[ii + 1].x, coord[ii + 1].y, 0,
> +                        aDrawInfo.m_Color );
> +            }
> +            GRArc( aClipBox, aDC, coord[0].x, coord[0].y,
> +                   900.0 - angle, 1800.0 - angle, r,
> +                   0, aDrawInfo.m_Color );
> +            GRArc( aClipBox, aDC, coord[3].x, coord[3].y,
> +                   0.0 - angle, 900.0 - angle, r,
> +                   0, aDrawInfo.m_Color );
> +            GRArc( aClipBox, aDC, coord[6].x, coord[6].y,
> +                   2700.0 - angle, 0.0 - angle, r,
> +                   0, aDrawInfo.m_Color );
> +            GRArc( aClipBox, aDC, coord[9].x, coord[9].y,
> +                   1800.0 - angle, 2700.0 - angle, r,
> +                   0, aDrawInfo.m_Color );
> +        }
> +        break;
> +
>      default:
>          break;
>      }
> @@ -759,3 +840,140 @@
>              RotatePoint( &aCoord[ii], aRotation );
>      }
>  }
> +
> +int D_PAD::BuildPadPolygonRoundRect( wxPoint aCoord[12], wxSize aInflateValue,
> +				     double aRotation ) const
> +{
> +    int r;
> +
> +    /*
> +     * There are three cases here:
> +     *
> +     * 1. aInflateValue.x == ainflateValue.y == 0
> +     *
> +     * This means the actual pad polygon is build.
> +     *
> +     * 2. aInflateValue.x == ainflateValue.y and both > 0
> +     *
> +     * This means the clearance polygon is build.
> +     *
> +     * 3. aInflateValue.x < 0 && ainflateValue.y < 0 but *.x and *.y may differ
> +     *
> +     * This means the paste polygon is build.
> +     *
> +     * Other cases are not supported (and can't happen as far as I see).
> +     */
> +
> +    if( aInflateValue.x == 0 ) // case 1
> +    {
> +	r = BuildPadPolygonRoundRect( aCoord, m_Size );
> +    }
> +    else if( aInflateValue.x > 0 ) // case 2
> +    {
> +	r = BuildPadPolygonRoundRect( aCoord, m_Size );
> +
> +	// inflate the polygon and correct the corner radius
> +	// this makes sure the distance between pad and clearance polygons
> +	// is the same everywhere
> +	aCoord[1].y += aInflateValue.y;
> +	aCoord[2].y += aInflateValue.y;
> +	aCoord[4].x += aInflateValue.x;
> +	aCoord[5].x += aInflateValue.x;
> +	aCoord[7].y -= aInflateValue.y;
> +	aCoord[8].y -= aInflateValue.y;
> +	aCoord[10].x -= aInflateValue.x;
> +	aCoord[11].x -= aInflateValue.x;
> +	r += aInflateValue.x;
> +    }
> +    else // case 3
> +    {
> +	// because inflation (actually shrinkage) may be asymmetrical here
> +	// equal distance between pad and solder paste can't be done
> +	// looks good enough anyway
> +	r = BuildPadPolygonRoundRect( aCoord, m_Size + aInflateValue );
> +    }
> +    
> +    // Finally rotate the polygon
> +    
> +    if( aRotation )
> +    {
> +        for( int ii = 0; ii < 12; ii++ )
> +            RotatePoint( &aCoord[ii], aRotation );
> +    }
> +
> +    return r;
> +}
> +
> +int D_PAD::BuildPadPolygonRoundRect( wxPoint aCoord[12], wxSize size ) const
> +{
> +    wxSize halfsize;
> +    int r;
> +
> +    halfsize.x = size.x >> 1;
> +    halfsize.y = size.y >> 1;
> +
> +    r = GetRoundRectCornerRadius( size );
> +
> +    /*
> +     * The unrotated pad polygon for PAD_ROUNDRECT looks like this:
> +     *
> +     *      1    2
> +     *      +----+
> +     *     0|    |3
> +     * 11+--+    +--+4
> +     *   |          |
> +     *   |          |
> +     * 10+--+    +--+5
> +     *     9|    |6
> +     *      +----+
> +     *      8    7
> +     *
> +     * The centers of the rounded corner arcs are at 0, 3, 6 and 9
> +     * DO NOT CHANGE THAT, callers depend on it
> +     *
> +     */
> +    aCoord[0].x = -halfsize.x + r;
> +    aCoord[0].y = +halfsize.y - r;
> +    aCoord[1].x = -halfsize.x + r;
> +    aCoord[1].y = +halfsize.y;
> +    aCoord[2].x = +halfsize.x - r;
> +    aCoord[2].y = +halfsize.y;
> +    aCoord[3].x = +halfsize.x - r;
> +    aCoord[3].y = +halfsize.y - r;
> +    aCoord[4].x = +halfsize.x;
> +    aCoord[4].y = +halfsize.y - r;
> +    aCoord[5].x = +halfsize.x;
> +    aCoord[5].y = -halfsize.y + r;
> +    aCoord[6].x = +halfsize.x - r;
> +    aCoord[6].y = -halfsize.y + r;
> +    aCoord[7].x = +halfsize.x - r;
> +    aCoord[7].y = -halfsize.y;
> +    aCoord[8].x = -halfsize.x + r;
> +    aCoord[8].y = -halfsize.y;
> +    aCoord[9].x = -halfsize.x + r;
> +    aCoord[9].y = -halfsize.y + r;
> +    aCoord[10].x = -halfsize.x;
> +    aCoord[10].y = -halfsize.y + r;
> +    aCoord[11].x = -halfsize.x;
> +    aCoord[11].y = +halfsize.y - r;
> +
> +    return r;
> +}
> +
> +int D_PAD::GetRoundRectCornerRadius( wxSize size ) const
> +{
> +    // radius of rounded corners, fixed 25% of shorter pad edge for now
> +    int r = size.x > size.y ? (size.y >> 2) : (size.x >> 2);
> +    // but not more than 0.25 mm
> +    if ( r > 250000 )
> +    {
> +        r = 250000;
> +    }
> +
> +    return r;
> +}
> +
> +int D_PAD::GetRoundRectCornerRadius() const
> +{
> +    return GetRoundRectCornerRadius( m_Size );
> +}
> 
> === modified file 'pcbnew/dialogs/dialog_pad_properties.cpp'
> --- pcbnew/dialogs/dialog_pad_properties.cpp	2014-11-19 18:39:02 +0000
> +++ pcbnew/dialogs/dialog_pad_properties.cpp	2015-02-17 19:36:08 +0000
> @@ -55,7 +55,8 @@
>      PAD_CIRCLE,
>      PAD_OVAL,
>      PAD_RECT,
> -    PAD_TRAPEZOID
> +    PAD_TRAPEZOID,
> +    PAD_ROUNDRECT
>  };
>  
>  
> @@ -512,6 +513,10 @@
>      case PAD_TRAPEZOID:
>          m_PadShape->SetSelection( 3 );
>          break;
> +
> +    case PAD_ROUNDRECT:
> +        m_PadShape->SetSelection( 4 );
> +        break;	    
>      }
>  
>      msg.Printf( wxT( "%g" ), angle );
> @@ -592,6 +597,14 @@
>          m_ShapeOffset_X_Ctrl->Enable( true );
>          m_ShapeOffset_Y_Ctrl->Enable( true );
>          break;
> +
> +    case 4:     // PAD_ROUNDRECT:
> +        m_ShapeDelta_Ctrl->Enable( false );
> +        m_trapDeltaDirChoice->Enable( false );
> +        m_ShapeSize_Y_Ctrl->Enable( true );
> +        m_ShapeOffset_X_Ctrl->Enable( true );
> +        m_ShapeOffset_Y_Ctrl->Enable( true );
> +        break;
>      }
>  
>      transferDataToPad( m_dummyPad );
> @@ -1126,6 +1139,10 @@
>      case PAD_TRAPEZOID:
>          break;
>  
> +    case PAD_ROUNDRECT:
> +        aPad->SetDelta( wxSize( 0, 0 ) );
> +        break;
> +
>      default:
>          ;
>      }
> 
> === modified file 'pcbnew/dialogs/dialog_pad_properties_base.cpp'
> --- pcbnew/dialogs/dialog_pad_properties_base.cpp	2015-01-10 10:27:49 +0000
> +++ pcbnew/dialogs/dialog_pad_properties_base.cpp	2015-02-17 19:36:08 +0000
> @@ -65,10 +65,10 @@
>  	m_staticText45->Wrap( -1 );
>  	fgSizerPadType->Add( m_staticText45, 0, wxALIGN_CENTER_VERTICAL|wxBOTTOM|wxLEFT|wxTOP, 5 );
>  	
> -	wxString m_PadShapeChoices[] = { _("Circular"), _("Oval"), _("Rectangular"), _("Trapezoidal") };
> +	wxString m_PadShapeChoices[] = { _("Circular"), _("Oval"), _("Rectangular"), _("Trapezoidal"), _("Rounded Rectangle") };
>  	int m_PadShapeNChoices = sizeof( m_PadShapeChoices ) / sizeof( wxString );
>  	m_PadShape = new wxChoice( m_panelGeneral, wxID_ANY, wxDefaultPosition, wxDefaultSize, m_PadShapeNChoices, m_PadShapeChoices, 0 );
> -	m_PadShape->SetSelection( 0 );
> +	m_PadShape->SetSelection( 4 );
>  	fgSizerPadType->Add( m_PadShape, 0, wxALIGN_CENTER_VERTICAL|wxALL|wxEXPAND, 5 );
>  	
>  	
> 
> === modified file 'pcbnew/dialogs/dialog_pad_properties_base.fbp'
> --- pcbnew/dialogs/dialog_pad_properties_base.fbp	2015-01-10 10:27:49 +0000
> +++ pcbnew/dialogs/dialog_pad_properties_base.fbp	2015-02-17 19:36:08 +0000
> @@ -271,16 +271,16 @@
>                                                  <property name="border">5</property>
>                                                  <property name="flag">wxALL|wxEXPAND</property>
>                                                  <property name="proportion">3</property>
> -                                                <object class="wxBoxSizer" expanded="0">
> +                                                <object class="wxBoxSizer" expanded="1">
>                                                      <property name="minimum_size"></property>
>                                                      <property name="name">m_LeftBoxSizer</property>
>                                                      <property name="orient">wxVERTICAL</property>
>                                                      <property name="permission">none</property>
> -                                                    <object class="sizeritem" expanded="0">
> +                                                    <object class="sizeritem" expanded="1">
>                                                          <property name="border">5</property>
>                                                          <property name="flag">wxEXPAND|wxTOP|wxRIGHT|wxLEFT</property>
>                                                          <property name="proportion">0</property>
> -                                                        <object class="wxFlexGridSizer" expanded="0">
> +                                                        <object class="wxFlexGridSizer" expanded="1">
>                                                              <property name="cols">2</property>
>                                                              <property name="flexible_direction">wxBOTH</property>
>                                                              <property name="growablecols">1</property>
> @@ -912,7 +912,7 @@
>                                                                      <property name="caption"></property>
>                                                                      <property name="caption_visible">1</property>
>                                                                      <property name="center_pane">0</property>
> -                                                                    <property name="choices">&quot;Circular&quot; &quot;Oval&quot; &quot;Rectangular&quot; &quot;Trapezoidal&quot;</property>
> +                                                                    <property name="choices">&quot;Circular&quot; &quot;Oval&quot; &quot;Rectangular&quot; &quot;Trapezoidal&quot; &quot;Rounded Rectangle&quot;</property>
>                                                                      <property name="close_button">1</property>
>                                                                      <property name="context_help"></property>
>                                                                      <property name="context_menu">1</property>
> @@ -942,7 +942,7 @@
>                                                                      <property name="pin_button">1</property>
>                                                                      <property name="pos"></property>
>                                                                      <property name="resize">Resizable</property>
> -                                                                    <property name="selection">0</property>
> +                                                                    <property name="selection">4</property>
>                                                                      <property name="show">1</property>
>                                                                      <property name="size"></property>
>                                                                      <property name="style"></property>
> 
> === modified file 'pcbnew/drc_clearance_test_functions.cpp'
> --- pcbnew/drc_clearance_test_functions.cpp	2014-06-25 17:01:50 +0000
> +++ pcbnew/drc_clearance_test_functions.cpp	2015-02-17 19:36:08 +0000
> @@ -595,6 +595,11 @@
>  
>      double  pad_angle;
>  
> +    /*
> +     * FIXME: MGri - for now treat PAD_ROUNDRECT like PAD_RECT
> +     * This is suboptimal, around the corners clearance will be too large
> +     */
> +    
>      // Get the clerance between the 2 pads. this is the min distance between aRefPad and aPad
>      int     dist_min = aRefPad->GetClearance( aPad );
>  
> @@ -621,7 +626,7 @@
>      // priority is aRefPad = ROUND then OVAL then RECT then other
>      if( aRefPad->GetShape() != aPad->GetShape() && aRefPad->GetShape() != PAD_CIRCLE )
>      {
> -        // pad ref shape is here oval, rect or trapezoid
> +        // pad ref shape is here oval, rect, roundrect or trapezoid
>          switch( aPad->GetShape() )
>          {
>              case PAD_CIRCLE:
> @@ -633,6 +638,7 @@
>                  break;
>  
>              case PAD_RECT:
> +            case PAD_ROUNDRECT: // FIXME: MGri - is this correct?
>                  if( aRefPad->GetShape() != PAD_OVAL )
>                      swap_pads = true;
>                  break;
> @@ -672,11 +678,12 @@
>          break;
>  
>      case PAD_RECT:
> +    case PAD_ROUNDRECT: // FIXME: MGri - not optimal, could go closer to round corners
>          // pad_angle = pad orient relative to the aRefPad orient
>          pad_angle = aRefPad->GetOrientation() + aPad->GetOrientation();
>          NORMALIZE_ANGLE_POS( pad_angle );
>  
> -        if( aPad->GetShape() == PAD_RECT )
> +        if( aPad->GetShape() == PAD_RECT || aPad->GetShape() == PAD_ROUNDRECT )
>          {
>              wxSize size = aPad->GetSize();
>  
> @@ -708,8 +715,15 @@
>              {   // Use the trapezoid2trapezoidDRC which also compare 2 rectangles with any orientation
>                  wxPoint polyref[4];         // Shape of aRefPad
>                  wxPoint polycompare[4];     // Shape of aPad
> -                aRefPad->BuildPadPolygon( polyref, wxSize( 0, 0 ), aRefPad->GetOrientation() );
> -                aPad->BuildPadPolygon( polycompare, wxSize( 0, 0 ), aPad->GetOrientation() );
> +
> +                // FIXME: MGri - Nasty hack here...
> +                D_PAD p(*aPad);
> +                p.SetShape( PAD_RECT );
> +                D_PAD rp(*aRefPad);
> +                rp.SetShape( PAD_RECT );
> +
> +                rp.BuildPadPolygon( polyref, wxSize( 0, 0 ), rp.GetOrientation() );
> +                p.BuildPadPolygon( polycompare, wxSize( 0, 0 ), p.GetOrientation() );
>  
>                  // Move aPad shape to relativePadPos
>                  for( int ii = 0; ii < 4; ii++ )
> @@ -828,6 +842,7 @@
>      wxPoint startPoint, endPoint;
>      int     seuil;
>      int     deltay;
> +    int     r;
>  
>      int     segmHalfWidth = aSegmentWidth / 2;
>  
> @@ -992,6 +1007,66 @@
>  
>          break;
>  
> +    case PAD_ROUNDRECT:
> +        /* Test du rectangle dimx + seuil, dimy */
> +        m_xcliplo = m_padToTestPos.x - padHalfsize.x - seuil;
> +        m_ycliplo = m_padToTestPos.y - padHalfsize.y;
> +        m_xcliphi = m_padToTestPos.x + padHalfsize.x + seuil;
> +        m_ycliphi = m_padToTestPos.y + padHalfsize.y;
> +
> +        if( !checkLine( startPoint, endPoint ) )
> +            return false;
> +
> +        /* Test du rectangle dimx , dimy + seuil */
> +        m_xcliplo = m_padToTestPos.x - padHalfsize.x;
> +        m_ycliplo = m_padToTestPos.y - padHalfsize.y - seuil;
> +        m_xcliphi = m_padToTestPos.x + padHalfsize.x;
> +        m_ycliphi = m_padToTestPos.y + padHalfsize.y + seuil;
> +
> +        if( !checkLine( startPoint, endPoint ) )
> +            return false;
> +
> +	r = aPad->GetRoundRectCornerRadius();
> +	
> +        /* test des 4 cercles ( surface d'solation autour des sommets */
> +        /* test du coin sup. gauche du pad */
> +        startPoint.x = m_padToTestPos.x - padHalfsize.x + r;
> +        startPoint.y = m_padToTestPos.y - padHalfsize.y + r;
> +        RotatePoint( &startPoint, m_padToTestPos, orient );
> +        RotatePoint( &startPoint, m_segmAngle );
> +
> +        if( !checkMarginToCircle( startPoint, seuil + r, m_segmLength ) )
> +            return false;
> +
> +        /* test du coin sup. droit du pad */
> +        startPoint.x = m_padToTestPos.x + padHalfsize.x - r;
> +        startPoint.y = m_padToTestPos.y - padHalfsize.y + r;
> +        RotatePoint( &startPoint, m_padToTestPos, orient );
> +        RotatePoint( &startPoint, m_segmAngle );
> +
> +        if( !checkMarginToCircle( startPoint, seuil + r, m_segmLength ) )
> +            return false;
> +
> +        /* test du coin inf. gauche du pad */
> +        startPoint.x = m_padToTestPos.x - padHalfsize.x + r;
> +        startPoint.y = m_padToTestPos.y + padHalfsize.y - r;
> +        RotatePoint( &startPoint, m_padToTestPos, orient );
> +        RotatePoint( &startPoint, m_segmAngle );
> +
> +        if( !checkMarginToCircle( startPoint, seuil + r, m_segmLength ) )
> +            return false;
> +
> +        /* test du coin inf. droit du pad */
> +        startPoint.x = m_padToTestPos.x + padHalfsize.x - r;
> +        startPoint.y = m_padToTestPos.y + padHalfsize.y - r;
> +        RotatePoint( &startPoint, m_padToTestPos, orient );
> +        RotatePoint( &startPoint, m_segmAngle );
> +
> +        if( !checkMarginToCircle( startPoint, seuil + r, m_segmLength ) )
> +            return false;
> +
> +        break;
> +
>      case PAD_TRAPEZOID:
>      {
>          wxPoint poly[4];
> 
> === modified file 'pcbnew/kicad_plugin.cpp'
> --- pcbnew/kicad_plugin.cpp	2015-02-17 18:47:21 +0000
> +++ pcbnew/kicad_plugin.cpp	2015-02-17 19:36:08 +0000
> @@ -1275,6 +1275,7 @@
>      case PAD_RECT:      shape = "rect";         break;
>      case PAD_OVAL:      shape = "oval";         break;
>      case PAD_TRAPEZOID: shape = "trapezoid";    break;
> +    case PAD_ROUNDRECT: shape = "roundrect";    break;
>  
>      default:
>          THROW_IO_ERROR( wxString::Format( _( "unknown pad type: %d"), aPad->GetShape() ) );
> 
> === modified file 'pcbnew/pcb_painter.cpp'
> --- pcbnew/pcb_painter.cpp	2015-01-10 10:27:49 +0000
> +++ pcbnew/pcb_painter.cpp	2015-02-17 19:36:08 +0000
> @@ -650,6 +650,44 @@
>          m_gal->DrawRectangle( VECTOR2D( -size.x, -size.y ), VECTOR2D( size.x, size.y ) );
>          break;
>  
> +    case PAD_ROUNDRECT:
> +    {
> +        std::deque<VECTOR2D> pointList;
> +        wxPoint corners[12];
> +
> +        VECTOR2D padSize = VECTOR2D( aPad->GetSize().x, aPad->GetSize().y ) / 2;
> +        VECTOR2D deltaPadSize = size - padSize; // = solder[Paste/Mask]Margin or 0
> +
> +        int r = aPad->BuildPadPolygonRoundRect( corners, wxSize( deltaPadSize.x, deltaPadSize.y ), 0.0 );
> +
> +        if( m_pcbSettings.m_sketchMode[ITEM_GAL_LAYER( PADS_VISIBLE )] )
> +        {
> +            // Outline mode
> +            m_gal->DrawLine( VECTOR2D( corners[1] ), VECTOR2D( corners[2] ) );
> +            m_gal->DrawLine( VECTOR2D( corners[4] ), VECTOR2D( corners[5] ) );
> +            m_gal->DrawLine( VECTOR2D( corners[7] ), VECTOR2D( corners[8] ) );
> +            m_gal->DrawLine( VECTOR2D( corners[10] ), VECTOR2D( corners[11] ) );
> +            m_gal->DrawArc( VECTOR2D( corners[0] ), r, M_PI / 2, M_PI );
> +            m_gal->DrawArc( VECTOR2D( corners[3] ), r, 0, M_PI / 2 );
> +            m_gal->DrawArc( VECTOR2D( corners[6] ), r, 3 * M_PI / 2, 2 * M_PI );
> +            m_gal->DrawArc( VECTOR2D( corners[9] ), r, M_PI, 3 * M_PI / 2 );
> +        }
> +        else
> +        {
> +            // Filled mode
> +            for( int ii = 0; ii < 12; ii++ )
> +            {
> +                pointList.push_back( VECTOR2D( corners[ii] ) );
> +            }
> +            m_gal->DrawPolygon( pointList );
> +            m_gal->DrawArc( VECTOR2D( corners[0] ), r, M_PI / 2, M_PI );
> +            m_gal->DrawArc( VECTOR2D( corners[3] ), r, 0, M_PI / 2 );
> +            m_gal->DrawArc( VECTOR2D( corners[6] ), r, 3 * M_PI / 2, 2 * M_PI );
> +            m_gal->DrawArc( VECTOR2D( corners[9] ), r, M_PI, 3 * M_PI / 2 );
> +         }
> +        break;
> +    }
> +        
>      case PAD_TRAPEZOID:
>      {
>          std::deque<VECTOR2D> pointList;
> 
> === modified file 'pcbnew/pcb_parser.cpp'
> --- pcbnew/pcb_parser.cpp	2015-02-17 18:47:21 +0000
> +++ pcbnew/pcb_parser.cpp	2015-02-17 19:36:08 +0000
> @@ -2213,8 +2213,12 @@
>          pad->SetShape( PAD_TRAPEZOID );
>          break;
>  
> +    case T_roundrect:
> +        pad->SetShape( PAD_ROUNDRECT );
> +        break;
> +
>      default:
> -        Expecting( "circle, rectangle, oval, or trapezoid" );
> +        Expecting( "circle, rectangle, roundrect, oval, or trapezoid" );
>      }
>  
>      for( token = NextTok();  token != T_RIGHT;  token = NextTok() )
> 
> === modified file 'pcbnew/plot_board_layers.cpp'
> --- pcbnew/plot_board_layers.cpp	2015-02-02 08:06:39 +0000
> +++ pcbnew/plot_board_layers.cpp	2015-02-17 19:36:08 +0000
> @@ -380,6 +380,7 @@
>                  // Fall through:
>              case PAD_TRAPEZOID:
>              case PAD_RECT:
> +            case PAD_ROUNDRECT:
>              default:
>                  itemplotter.PlotPad( pad, color, plotMode );
>                  break;
> 
> === modified file 'pcbnew/plot_brditems_plotter.cpp'
> --- pcbnew/plot_brditems_plotter.cpp	2015-02-02 08:06:39 +0000
> +++ pcbnew/plot_brditems_plotter.cpp	2015-02-17 19:36:08 +0000
> @@ -91,6 +91,15 @@
>          }
>          break;
>  
> +    case PAD_ROUNDRECT:
> +        {
> +            wxPoint coord[12];
> +            int r = aPad->BuildPadPolygonRoundRect( coord, wxSize(0,0), 0 );
> +            m_plotter->FlashPadRoundRect( shape_pos, coord, r,
> +                                          aPad->GetOrientation(), aPlotMode );
> +        }
> +        break;
> +	    
>      case PAD_RECT:
>      default:
>          m_plotter->FlashPadRect( shape_pos, aPad->GetSize(),
> 
> === modified file 'pcbnew/router/pns_router.cpp'
> --- pcbnew/router/pns_router.cpp	2014-11-27 10:51:16 +0000
> +++ pcbnew/router/pns_router.cpp	2015-02-17 19:36:08 +0000
> @@ -205,6 +205,11 @@
>              solid->SetShape( new SHAPE_RECT( c - sz / 2, sz.x, sz.y ) );
>              break;
>  
> +        case PAD_ROUNDRECT:
> +            // FIXME: not optimal and the optical effect is confusing
> +            solid->SetShape( new SHAPE_RECT( c - sz / 2, sz.x, sz.y ) );
> +            break;
> +
>          default:
>              TRACEn( 0, "unsupported pad shape" );
>              delete solid;
> 
> === modified file 'pcbnew/specctra_export.cpp'
> --- pcbnew/specctra_export.cpp	2015-02-17 18:47:21 +0000
> +++ pcbnew/specctra_export.cpp	2015-02-17 19:36:08 +0000
> @@ -477,6 +477,7 @@
>          break;
>  
>      case PAD_RECT:
> +    case PAD_ROUNDRECT: // Does Specctra know round rects?
>          {
>              double  dx  = scale( aPad->GetSize().x ) / 2.0;
>              double  dy  = scale( aPad->GetSize().y ) / 2.0;
> 
> 
> _______________________________________________
> Mailing list: https://launchpad.net/~kicad-developers
> Post to     : kicad-developers@xxxxxxxxxxxxxxxxxxx
> Unsubscribe : https://launchpad.net/~kicad-developers
> More help   : https://help.launchpad.net/ListHelp
> 



References