C++ (Cpp) D_PAD::BuildPadShapePolygon Examples

Example #1

File: board_items_to_polygon_shape_transform.cpp Project: KiCad/kicad-source-mirror

void MODULE::TransformPadsShapesWithClearanceToPolygon( PCB_LAYER_ID aLayer,
        SHAPE_POLY_SET& aCornerBuffer, int aInflateValue, int aMaxError,
        bool aSkipNPTHPadsWihNoCopper ) const
{
    D_PAD* pad = PadsList();

    wxSize margin;
    for( ; pad != NULL; pad = pad->Next() )
    {
        if( aLayer != UNDEFINED_LAYER && !pad->IsOnLayer(aLayer) )
            continue;

        // NPTH pads are not drawn on layers if the shape size and pos is the same
        // as their hole:
        if( aSkipNPTHPadsWihNoCopper && pad->GetAttribute() == PAD_ATTRIB_HOLE_NOT_PLATED )
        {
            if( pad->GetDrillSize() == pad->GetSize() && pad->GetOffset() == wxPoint( 0, 0 ) )
            {
                switch( pad->GetShape() )
                {
                case PAD_SHAPE_CIRCLE:
                    if( pad->GetDrillShape() == PAD_DRILL_SHAPE_CIRCLE )
                        continue;
                    break;

                case PAD_SHAPE_OVAL:
                    if( pad->GetDrillShape() != PAD_DRILL_SHAPE_CIRCLE )
                        continue;
                    break;

                default:
                    break;
                }
            }
        }

        switch( aLayer )
        {
        case F_Mask:
        case B_Mask:
            margin.x = margin.y = pad->GetSolderMaskMargin() + aInflateValue;
            break;

        case F_Paste:
        case B_Paste:
            margin = pad->GetSolderPasteMargin();
            margin.x += aInflateValue;
            margin.y += aInflateValue;
            break;

        default:
            margin.x = margin.y = aInflateValue;
            break;
        }

        pad->BuildPadShapePolygon( aCornerBuffer, margin );
    }
}

Example #2

File: board_items_to_polygon_shape_transform.cpp Project: johnbeard/kicad-source-mirror

/* generate pads shapes on layer aLayer as polygons,
 * and adds these polygons to aCornerBuffer
 * aCornerBuffer = the buffer to store polygons
 * aInflateValue = an additionnal size to add to pad shapes
 * aCircleToSegmentsCount = number of segments to approximate a circle
 * aCorrectionFactor = the correction to apply to a circle radius
 *  to generate the polygon.
 *  if aCorrectionFactor = 1.0, the polygon is inside the circle
 *  the radius of circle approximated by segments is
 *  initial radius * aCorrectionFactor
 */
void MODULE::TransformPadsShapesWithClearanceToPolygon( LAYER_NUM aLayer,
                        CPOLYGONS_LIST& aCornerBuffer,
                        int                    aInflateValue,
                        int                    aCircleToSegmentsCount,
                        double                 aCorrectionFactor )
{
    D_PAD* pad = Pads();

    wxSize margin;
    for( ; pad != NULL; pad = pad->Next() )
    {
        if( !pad->IsOnLayer(aLayer) )
            continue;


        switch( aLayer )
        {
        case SOLDERMASK_N_FRONT:
        case SOLDERMASK_N_BACK:
            margin.x = margin.y = pad->GetSolderMaskMargin() + aInflateValue;
            break;

        case SOLDERPASTE_N_FRONT:
        case SOLDERPASTE_N_BACK:
            margin = pad->GetSolderPasteMargin();
            margin.x += aInflateValue;
            margin.y += aInflateValue;
            break;

        default:
            margin.x = margin.y = aInflateValue;
            break;
        }

        pad->BuildPadShapePolygon( aCornerBuffer, margin,
                                   aCircleToSegmentsCount, aCorrectionFactor );
    }
}