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 ); } }
/* 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 ); } }
/* Plot a copper layer or mask. * Silk screen layers are not plotted here. */ void PlotStandardLayer( BOARD *aBoard, PLOTTER* aPlotter, LAYER_MSK aLayerMask, const PCB_PLOT_PARAMS& aPlotOpt ) { BRDITEMS_PLOTTER itemplotter( aPlotter, aBoard, aPlotOpt ); itemplotter.SetLayerMask( aLayerMask ); EDA_DRAW_MODE_T plotMode = aPlotOpt.GetMode(); // Plot edge layer and graphic items itemplotter.PlotBoardGraphicItems(); // Draw footprint shapes without pads (pads will plotted later) // We plot here module texts, but they are usually on silkscreen layer, // so they are not plot here but plot by PlotSilkScreen() // Plot footprints fields (ref, value ...) for( MODULE* module = aBoard->m_Modules; module; module = module->Next() ) { if( ! itemplotter.PlotAllTextsModule( module ) ) { wxLogMessage( _( "Your BOARD has a bad layer number for module %s" ), GetChars( module->GetReference() ) ); } } for( MODULE* module = aBoard->m_Modules; module; module = module->Next() ) { for( BOARD_ITEM* item = module->GraphicalItems(); item; item = item->Next() ) { if( ! (aLayerMask & GetLayerMask( item->GetLayer() ) ) ) continue; switch( item->Type() ) { case PCB_MODULE_EDGE_T: itemplotter.Plot_1_EdgeModule( (EDGE_MODULE*) item ); break; default: break; } } } // Plot footprint pads for( MODULE* module = aBoard->m_Modules; module; module = module->Next() ) { for( D_PAD* pad = module->Pads(); pad; pad = pad->Next() ) { if( (pad->GetLayerMask() & aLayerMask) == 0 ) continue; wxSize margin; double width_adj = 0; if( aLayerMask & ALL_CU_LAYERS ) width_adj = itemplotter.getFineWidthAdj(); switch( aLayerMask & ( SOLDERMASK_LAYER_BACK | SOLDERMASK_LAYER_FRONT | SOLDERPASTE_LAYER_BACK | SOLDERPASTE_LAYER_FRONT ) ) { case SOLDERMASK_LAYER_FRONT: case SOLDERMASK_LAYER_BACK: margin.x = margin.y = pad->GetSolderMaskMargin(); break; case SOLDERPASTE_LAYER_FRONT: case SOLDERPASTE_LAYER_BACK: margin = pad->GetSolderPasteMargin(); break; default: break; } wxSize padPlotsSize; padPlotsSize.x = pad->GetSize().x + ( 2 * margin.x ) + width_adj; padPlotsSize.y = pad->GetSize().y + ( 2 * margin.y ) + width_adj; // Don't draw a null size item : if( padPlotsSize.x <= 0 || padPlotsSize.y <= 0 ) continue; EDA_COLOR_T color = BLACK; if( (pad->GetLayerMask() & LAYER_BACK) ) color = aBoard->GetVisibleElementColor( PAD_BK_VISIBLE ); if((pad->GetLayerMask() & LAYER_FRONT ) ) color = ColorFromInt( color | aBoard->GetVisibleElementColor( PAD_FR_VISIBLE ) ); // Temporary set the pad size to the required plot size: wxSize tmppadsize = pad->GetSize(); pad->SetSize( padPlotsSize ); switch( pad->GetShape() ) { case PAD_CIRCLE: case PAD_OVAL: if( aPlotOpt.GetSkipPlotNPTH_Pads() && (pad->GetSize() == pad->GetDrillSize()) && (pad->GetAttribute() == PAD_HOLE_NOT_PLATED) ) break; // Fall through: case PAD_TRAPEZOID: case PAD_RECT: default: itemplotter.PlotPad( pad, color, plotMode ); break; } pad->SetSize( tmppadsize ); // Restore the pad size } } // Plot vias on copper layers, and if aPlotOpt.GetPlotViaOnMaskLayer() is true, // plot them on solder mask for( TRACK* track = aBoard->m_Track; track; track = track->Next() ) { const VIA* Via = dynamic_cast<const VIA*>( track ); if( !Via ) continue; // vias are not plotted if not on selected layer, but if layer // is SOLDERMASK_LAYER_BACK or SOLDERMASK_LAYER_FRONT,vias are drawn, // only if they are on the corresponding external copper layer int via_mask_layer = Via->GetLayerMask(); if( aPlotOpt.GetPlotViaOnMaskLayer() ) { if( via_mask_layer & LAYER_BACK ) via_mask_layer |= SOLDERMASK_LAYER_BACK; if( via_mask_layer & LAYER_FRONT ) via_mask_layer |= SOLDERMASK_LAYER_FRONT; } if( ( via_mask_layer & aLayerMask ) == 0 ) continue; int via_margin = 0; double width_adj = 0; // If the current layer is a solder mask, use the global mask // clearance for vias if( ( aLayerMask & ( SOLDERMASK_LAYER_BACK | SOLDERMASK_LAYER_FRONT ) ) ) via_margin = aBoard->GetDesignSettings().m_SolderMaskMargin; if( aLayerMask & ALL_CU_LAYERS ) width_adj = itemplotter.getFineWidthAdj(); int diameter = Via->GetWidth() + 2 * via_margin + width_adj; // Don't draw a null size item : if( diameter <= 0 ) continue; EDA_COLOR_T color = aBoard->GetVisibleElementColor(VIAS_VISIBLE + Via->GetViaType()); // Set plot color (change WHITE to LIGHTGRAY because // the white items are not seen on a white paper or screen aPlotter->SetColor( color != WHITE ? color : LIGHTGRAY); aPlotter->FlashPadCircle( Via->GetStart(), diameter, plotMode ); } // Plot tracks (not vias) : for( TRACK* track = aBoard->m_Track; track; track = track->Next() ) { if( track->Type() == PCB_VIA_T ) continue; if( (GetLayerMask( track->GetLayer() ) & aLayerMask) == 0 ) continue; int width = track->GetWidth() + itemplotter.getFineWidthAdj(); aPlotter->SetColor( itemplotter.getColor( track->GetLayer() ) ); aPlotter->ThickSegment( track->GetStart(), track->GetEnd(), width, plotMode ); } // Plot zones (outdated, for old boards compatibility): for( TRACK* track = aBoard->m_Zone; track; track = track->Next() ) { if( (GetLayerMask( track->GetLayer() ) & aLayerMask) == 0 ) continue; int width = track->GetWidth() + itemplotter.getFineWidthAdj(); aPlotter->SetColor( itemplotter.getColor( track->GetLayer() ) ); aPlotter->ThickSegment( track->GetStart(), track->GetEnd(), width, plotMode ); } // Plot filled ares for( int ii = 0; ii < aBoard->GetAreaCount(); ii++ ) { ZONE_CONTAINER* zone = aBoard->GetArea( ii ); if( ( GetLayerMask(zone->GetLayer() ) & aLayerMask ) == 0 ) continue; itemplotter.PlotFilledAreas( zone ); } // Adding drill marks, if required and if the plotter is able to plot them: if( aPlotOpt.GetDrillMarksType() != PCB_PLOT_PARAMS::NO_DRILL_SHAPE ) itemplotter.PlotDrillMarks(); }