kicad/gerbview/export_to_pcbnew.cpp

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/**
* @file export_to_pcbnew.cpp
* @brief Export the layers to Pcbnew.
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*/
#include "fctsys.h"
#include "common.h"
#include "class_drawpanel.h"
#include "confirm.h"
#include "macros.h"
#include "kicad_string.h"
#include "gestfich.h"
#include "trigo.h"
#include "../pcbnew/class_track.h"
#include "../pcbnew/class_drawsegment.h"
#include "gerbview.h"
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#include "class_board_design_settings.h"
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#include "class_gerber_draw_item.h"
#include "select_layers_to_pcb.h"
++PCBNew * Removed Pcb_Frame argument from BOARD() constructor, since it precludes having a BOARD being edited by more than one editor, it was a bad design. And this meant removing m_PcbFrame from BOARD. * removed BOARD::SetWindowFrame(), and BOARD::m_PcbFrame * Removed the global BOARD_DESIGN_SETTINGS which was in class_board.cpp * added BOARD_DESIGN_SETTINGS to the BOARD class, a full instance * a couple dialogs now only change BOARD_DESIGN_SETTINGS when OK is pressed, such as dialog_mask_clearance, dialog_drc, etc. * Removed common/pcbcommon.cpp's int g_CurrentVersionPCB = 1 and replaced it with build_version.h's #define BOARD_FILE_VERSION, although there may be a better place for this constant. * Made the public functions in PARAM_CFG_ARRAY be type const. void SaveParam(..) const and void ReadParam(..) const * PARAM_CFG_BASE now has virtual destructor since we have various way of destroying the derived class and boost::ptr_vector must be told about this. * Pass const PARAM_CFG_ARRAY& instead of PARAM_CFG_ARRAY so that we can use an automatic PARAM_CFG_ARRAY which is on the stack.\ * PCB_EDIT_FRAME::GetProjectFileParameters() may no longer cache the array, since it has to access the current BOARD and the BOARD can change. Remember BOARD_DESIGN_SETTINGS are now in the BOARD. * Made the m_BoundingBox member private, this was a brutally hard task, and indicative of the lack of commitment to accessors and object oriented design on the part of KiCad developers. We must do better. Added BOARD::GetBoundingBox, SetBoundingBox(), ComputeBoundingBox(). * Added PCB_BASE_FRAME::GetBoardBoundingBox() which calls BOARD::ComputeBoundingBox()
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#include "build_version.h" // BOARD_FILE_VERSION
/* A helper class to export a Gerber set of files to Pcbnew
*/
class GBR_TO_PCB_EXPORTER
{
GERBVIEW_FRAME* m_gerbview_frame; // the maint gerber frame
FILE * m_file; // .brd file to write to
BOARD* m_pcb; // the board to populate and export
public:
GBR_TO_PCB_EXPORTER(GERBVIEW_FRAME * aFrame, FILE * aFile );
~GBR_TO_PCB_EXPORTER();
bool ExportPcb( int* LayerLookUpTable );
BOARD* GetBoard() { return m_pcb; }
private:
bool WriteSetup( ); // Write the SETUP section data file
bool WriteGeneralDescrPcb( );
void export_non_copper_item( GERBER_DRAW_ITEM* aGbrItem, int aLayer );
void export_copper_item( GERBER_DRAW_ITEM* aGbrItem, int aLayer );
void export_flashed_copper_item( GERBER_DRAW_ITEM* aGbrItem, int aLayer );
void export_segline_copper_item( GERBER_DRAW_ITEM* aGbrItem, int aLayer );
void export_segarc_copper_item( GERBER_DRAW_ITEM* aGbrItem, int aLayer );
void cleanBoard();
};
GBR_TO_PCB_EXPORTER::GBR_TO_PCB_EXPORTER( GERBVIEW_FRAME * aFrame, FILE * aFile )
{
m_gerbview_frame = aFrame;
m_file = aFile;
++PCBNew * Removed Pcb_Frame argument from BOARD() constructor, since it precludes having a BOARD being edited by more than one editor, it was a bad design. And this meant removing m_PcbFrame from BOARD. * removed BOARD::SetWindowFrame(), and BOARD::m_PcbFrame * Removed the global BOARD_DESIGN_SETTINGS which was in class_board.cpp * added BOARD_DESIGN_SETTINGS to the BOARD class, a full instance * a couple dialogs now only change BOARD_DESIGN_SETTINGS when OK is pressed, such as dialog_mask_clearance, dialog_drc, etc. * Removed common/pcbcommon.cpp's int g_CurrentVersionPCB = 1 and replaced it with build_version.h's #define BOARD_FILE_VERSION, although there may be a better place for this constant. * Made the public functions in PARAM_CFG_ARRAY be type const. void SaveParam(..) const and void ReadParam(..) const * PARAM_CFG_BASE now has virtual destructor since we have various way of destroying the derived class and boost::ptr_vector must be told about this. * Pass const PARAM_CFG_ARRAY& instead of PARAM_CFG_ARRAY so that we can use an automatic PARAM_CFG_ARRAY which is on the stack.\ * PCB_EDIT_FRAME::GetProjectFileParameters() may no longer cache the array, since it has to access the current BOARD and the BOARD can change. Remember BOARD_DESIGN_SETTINGS are now in the BOARD. * Made the m_BoundingBox member private, this was a brutally hard task, and indicative of the lack of commitment to accessors and object oriented design on the part of KiCad developers. We must do better. Added BOARD::GetBoundingBox, SetBoundingBox(), ComputeBoundingBox(). * Added PCB_BASE_FRAME::GetBoardBoundingBox() which calls BOARD::ComputeBoundingBox()
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m_pcb = new BOARD();
}
GBR_TO_PCB_EXPORTER::~GBR_TO_PCB_EXPORTER()
{
delete m_pcb;
}
/* Export data in Pcbnew format
* remember Pcbnew uses a Y reversed axis, so we must negate all Y coordinates
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*/
void GERBVIEW_FRAME::ExportDataInPcbnewFormat( wxCommandEvent& event )
{
int layercount = 0;
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// Count the Gerber layers which are actually currently used
for( int ii = 0; ii < 32; ii++ )
{
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if( g_GERBER_List[ii] != NULL )
layercount++;
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}
if( layercount == 0 )
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{
DisplayInfoMessage( this,
_( "None of the Gerber layers contain any data" ) );
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return;
}
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wxString FullFileName, msg;
wxString PcbExt( wxT( ".brd" ) );
msg = wxT( "*" ) + PcbExt;
FullFileName = EDA_FileSelector( _( "Board file name:" ),
wxEmptyString,
wxEmptyString,
PcbExt,
msg,
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this,
wxFD_SAVE,
FALSE
);
if( FullFileName == wxEmptyString )
return;
/* Install a dialog frame to choose the mapping
* between gerber layers and Pcbnew layers
*/
LAYERS_MAP_DIALOG* dlg = new LAYERS_MAP_DIALOG( this );
int ok = dlg->ShowModal();
dlg->Destroy();
if( ok != wxID_OK )
return;
if( wxFileExists( FullFileName ) )
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{
if( !IsOK( this, _( "Ok to change the existing file ?" ) ) )
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return;
}
FILE * file = wxFopen( FullFileName, wxT( "wt" ) );
if( file == NULL )
{
msg = _( "Unable to create " ) + FullFileName;
DisplayError( this, msg );
return;
}
GBR_TO_PCB_EXPORTER gbr_exporter( this, file );
gbr_exporter.ExportPcb( dlg->GetLayersLookUpTable() );
fclose( file );
}
void GBR_TO_PCB_EXPORTER::cleanBoard()
{
// delete redundant vias
for( TRACK * track = m_pcb->m_Track; track; track = track->Next() )
{
if( track->m_Shape != VIA_THROUGH )
continue;
// Search and delete others vias
TRACK* next_track;
TRACK* alt_track = track->Next();
for( ; alt_track; alt_track = next_track )
{
next_track = alt_track->Next();
if( alt_track->m_Shape != VIA_THROUGH )
continue;
if( alt_track->m_Start != track->m_Start )
continue;
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// delete track
alt_track->UnLink();
delete alt_track;
}
}
}
bool GBR_TO_PCB_EXPORTER::WriteSetup( )
{
fprintf( m_file, "$SETUP\n" );
fprintf( m_file, "InternalUnit %f INCH\n", 1.0 / PCB_INTERNAL_UNIT );
fprintf( m_file, "Layers %d\n", m_pcb->GetCopperLayerCount() );
fprintf( m_file, "$EndSETUP\n\n" );
return true;
}
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bool GBR_TO_PCB_EXPORTER::WriteGeneralDescrPcb( )
{
int nbLayers;
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++PCBNew * Removed Pcb_Frame argument from BOARD() constructor, since it precludes having a BOARD being edited by more than one editor, it was a bad design. And this meant removing m_PcbFrame from BOARD. * removed BOARD::SetWindowFrame(), and BOARD::m_PcbFrame * Removed the global BOARD_DESIGN_SETTINGS which was in class_board.cpp * added BOARD_DESIGN_SETTINGS to the BOARD class, a full instance * a couple dialogs now only change BOARD_DESIGN_SETTINGS when OK is pressed, such as dialog_mask_clearance, dialog_drc, etc. * Removed common/pcbcommon.cpp's int g_CurrentVersionPCB = 1 and replaced it with build_version.h's #define BOARD_FILE_VERSION, although there may be a better place for this constant. * Made the public functions in PARAM_CFG_ARRAY be type const. void SaveParam(..) const and void ReadParam(..) const * PARAM_CFG_BASE now has virtual destructor since we have various way of destroying the derived class and boost::ptr_vector must be told about this. * Pass const PARAM_CFG_ARRAY& instead of PARAM_CFG_ARRAY so that we can use an automatic PARAM_CFG_ARRAY which is on the stack.\ * PCB_EDIT_FRAME::GetProjectFileParameters() may no longer cache the array, since it has to access the current BOARD and the BOARD can change. Remember BOARD_DESIGN_SETTINGS are now in the BOARD. * Made the m_BoundingBox member private, this was a brutally hard task, and indicative of the lack of commitment to accessors and object oriented design on the part of KiCad developers. We must do better. Added BOARD::GetBoundingBox, SetBoundingBox(), ComputeBoundingBox(). * Added PCB_BASE_FRAME::GetBoardBoundingBox() which calls BOARD::ComputeBoundingBox()
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// Print the copper layer count
nbLayers = m_pcb->GetCopperLayerCount();
if( nbLayers <= 1 ) // Minimal layers count in Pcbnew is 2
{
nbLayers = 2;
m_pcb->SetCopperLayerCount(2);
}
fprintf( m_file, "$GENERAL\n" );
fprintf( m_file, "encoding utf-8\n");
fprintf( m_file, "LayerCount %d\n", nbLayers );
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++PCBNew * Removed Pcb_Frame argument from BOARD() constructor, since it precludes having a BOARD being edited by more than one editor, it was a bad design. And this meant removing m_PcbFrame from BOARD. * removed BOARD::SetWindowFrame(), and BOARD::m_PcbFrame * Removed the global BOARD_DESIGN_SETTINGS which was in class_board.cpp * added BOARD_DESIGN_SETTINGS to the BOARD class, a full instance * a couple dialogs now only change BOARD_DESIGN_SETTINGS when OK is pressed, such as dialog_mask_clearance, dialog_drc, etc. * Removed common/pcbcommon.cpp's int g_CurrentVersionPCB = 1 and replaced it with build_version.h's #define BOARD_FILE_VERSION, although there may be a better place for this constant. * Made the public functions in PARAM_CFG_ARRAY be type const. void SaveParam(..) const and void ReadParam(..) const * PARAM_CFG_BASE now has virtual destructor since we have various way of destroying the derived class and boost::ptr_vector must be told about this. * Pass const PARAM_CFG_ARRAY& instead of PARAM_CFG_ARRAY so that we can use an automatic PARAM_CFG_ARRAY which is on the stack.\ * PCB_EDIT_FRAME::GetProjectFileParameters() may no longer cache the array, since it has to access the current BOARD and the BOARD can change. Remember BOARD_DESIGN_SETTINGS are now in the BOARD. * Made the m_BoundingBox member private, this was a brutally hard task, and indicative of the lack of commitment to accessors and object oriented design on the part of KiCad developers. We must do better. Added BOARD::GetBoundingBox, SetBoundingBox(), ComputeBoundingBox(). * Added PCB_BASE_FRAME::GetBoardBoundingBox() which calls BOARD::ComputeBoundingBox()
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// Compute and print the board bounding box
EDA_RECT bbbox = m_pcb->ComputeBoundingBox();
fprintf( m_file, "Di %d %d %d %d\n",
++PCBNew * Removed Pcb_Frame argument from BOARD() constructor, since it precludes having a BOARD being edited by more than one editor, it was a bad design. And this meant removing m_PcbFrame from BOARD. * removed BOARD::SetWindowFrame(), and BOARD::m_PcbFrame * Removed the global BOARD_DESIGN_SETTINGS which was in class_board.cpp * added BOARD_DESIGN_SETTINGS to the BOARD class, a full instance * a couple dialogs now only change BOARD_DESIGN_SETTINGS when OK is pressed, such as dialog_mask_clearance, dialog_drc, etc. * Removed common/pcbcommon.cpp's int g_CurrentVersionPCB = 1 and replaced it with build_version.h's #define BOARD_FILE_VERSION, although there may be a better place for this constant. * Made the public functions in PARAM_CFG_ARRAY be type const. void SaveParam(..) const and void ReadParam(..) const * PARAM_CFG_BASE now has virtual destructor since we have various way of destroying the derived class and boost::ptr_vector must be told about this. * Pass const PARAM_CFG_ARRAY& instead of PARAM_CFG_ARRAY so that we can use an automatic PARAM_CFG_ARRAY which is on the stack.\ * PCB_EDIT_FRAME::GetProjectFileParameters() may no longer cache the array, since it has to access the current BOARD and the BOARD can change. Remember BOARD_DESIGN_SETTINGS are now in the BOARD. * Made the m_BoundingBox member private, this was a brutally hard task, and indicative of the lack of commitment to accessors and object oriented design on the part of KiCad developers. We must do better. Added BOARD::GetBoundingBox, SetBoundingBox(), ComputeBoundingBox(). * Added PCB_BASE_FRAME::GetBoardBoundingBox() which calls BOARD::ComputeBoundingBox()
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bbbox.GetX(), bbbox.GetY(),
bbbox.GetRight(),
bbbox.GetBottom() );
fprintf( m_file, "$EndGENERAL\n\n" );
return true;
}
/* Routine to save the board
* @param frame = pointer to the main frame
* @param File = FILE * pointer to an already opened file
* @param LayerLookUpTable = look up table: Pcbnew layer for each gerber layer
* @return 1 if OK, 0 if fail
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*/
bool GBR_TO_PCB_EXPORTER::ExportPcb( int* LayerLookUpTable )
{
BOARD* gerberPcb = m_gerbview_frame->GetBoard();
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// create an image of gerber data
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BOARD_ITEM* item = gerberPcb->m_Drawings;
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for( ; item; item = item->Next() )
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{
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GERBER_DRAW_ITEM* gerb_item = (GERBER_DRAW_ITEM*) item;
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int layer = gerb_item->GetLayer();
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int pcb_layer_number = LayerLookUpTable[layer];
if( pcb_layer_number < 0 || pcb_layer_number > LAST_NO_COPPER_LAYER )
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continue;
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if( pcb_layer_number > LAST_COPPER_LAYER )
export_non_copper_item( gerb_item, pcb_layer_number );
else
export_copper_item( gerb_item, pcb_layer_number );
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}
cleanBoard();
m_pcb->SetCopperLayerCount( LayerLookUpTable[32] );
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// Switch the locale to standard C (needed to print floating point numbers)
SetLocaleTo_C_standard();
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// write PCB header
++PCBNew * Removed Pcb_Frame argument from BOARD() constructor, since it precludes having a BOARD being edited by more than one editor, it was a bad design. And this meant removing m_PcbFrame from BOARD. * removed BOARD::SetWindowFrame(), and BOARD::m_PcbFrame * Removed the global BOARD_DESIGN_SETTINGS which was in class_board.cpp * added BOARD_DESIGN_SETTINGS to the BOARD class, a full instance * a couple dialogs now only change BOARD_DESIGN_SETTINGS when OK is pressed, such as dialog_mask_clearance, dialog_drc, etc. * Removed common/pcbcommon.cpp's int g_CurrentVersionPCB = 1 and replaced it with build_version.h's #define BOARD_FILE_VERSION, although there may be a better place for this constant. * Made the public functions in PARAM_CFG_ARRAY be type const. void SaveParam(..) const and void ReadParam(..) const * PARAM_CFG_BASE now has virtual destructor since we have various way of destroying the derived class and boost::ptr_vector must be told about this. * Pass const PARAM_CFG_ARRAY& instead of PARAM_CFG_ARRAY so that we can use an automatic PARAM_CFG_ARRAY which is on the stack.\ * PCB_EDIT_FRAME::GetProjectFileParameters() may no longer cache the array, since it has to access the current BOARD and the BOARD can change. Remember BOARD_DESIGN_SETTINGS are now in the BOARD. * Made the m_BoundingBox member private, this was a brutally hard task, and indicative of the lack of commitment to accessors and object oriented design on the part of KiCad developers. We must do better. Added BOARD::GetBoundingBox, SetBoundingBox(), ComputeBoundingBox(). * Added PCB_BASE_FRAME::GetBoardBoundingBox() which calls BOARD::ComputeBoundingBox()
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fprintf( m_file, "PCBNEW-BOARD Version %d date %s\n\n", BOARD_FILE_VERSION,
TO_UTF8( DateAndTime() ) );
WriteGeneralDescrPcb( );
WriteSetup( );
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// write items on file
m_pcb->Save( m_file );
SetLocaleTo_Default(); // revert to the current locale
return true;
}
void GBR_TO_PCB_EXPORTER::export_non_copper_item( GERBER_DRAW_ITEM* aGbrItem, int aLayer )
{
DRAWSEGMENT* drawitem = new DRAWSEGMENT( m_pcb, PCB_LINE_T );
drawitem->SetLayer( aLayer );
drawitem->m_Start = aGbrItem->m_Start;
drawitem->m_End = aGbrItem->m_End;
drawitem->m_Width = aGbrItem->m_Size.x;
if( aGbrItem->m_Shape == GBR_ARC )
{
double a = atan2( (double)( aGbrItem->m_Start.y - aGbrItem->m_ArcCentre.y),
(double)( aGbrItem->m_Start.x - aGbrItem->m_ArcCentre.x ) );
double b = atan2( (double)( aGbrItem->m_End.y - aGbrItem->m_ArcCentre.y ),
(double)( aGbrItem->m_End.x - aGbrItem->m_ArcCentre.x ) );
drawitem->m_Shape = S_ARC;
drawitem->m_Angle = wxRound( (a - b) / M_PI * 1800.0 );
drawitem->m_Start = aGbrItem->m_ArcCentre;
if( drawitem->m_Angle < 0 )
{
NEGATE( drawitem->m_Angle );
drawitem->m_End = aGbrItem->m_Start;
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}
}
// Reverse Y axis:
NEGATE( drawitem->m_Start.y );
NEGATE( drawitem->m_End.y );
m_pcb->Add( drawitem );
}
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void GBR_TO_PCB_EXPORTER::export_copper_item( GERBER_DRAW_ITEM* aGbrItem, int aLayer )
{
switch( aGbrItem->m_Shape )
{
case GBR_SPOT_CIRCLE:
case GBR_SPOT_RECT:
case GBR_SPOT_OVAL:
// replace spots with vias when possible
export_flashed_copper_item( aGbrItem, aLayer );
break;
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case GBR_ARC:
export_segarc_copper_item( aGbrItem, aLayer );
break;
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default:
export_segline_copper_item( aGbrItem, aLayer );
break;
}
}
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void GBR_TO_PCB_EXPORTER::export_segline_copper_item( GERBER_DRAW_ITEM* aGbrItem, int aLayer )
{
TRACK * newtrack = new TRACK( m_pcb );
newtrack->SetLayer( aLayer );
newtrack->m_Start = aGbrItem->m_Start;
newtrack->m_End = aGbrItem->m_End;
newtrack->m_Width = aGbrItem->m_Size.x;
// Reverse Y axis:
NEGATE( newtrack->m_Start.y );
NEGATE( newtrack->m_End.y );
m_pcb->Add( newtrack );
}
void GBR_TO_PCB_EXPORTER::export_segarc_copper_item( GERBER_DRAW_ITEM* aGbrItem, int aLayer )
{
#if 0 // TODO: does not work in all cases, so needs some work
double a = atan2( (double)( aGbrItem->m_Start.y - aGbrItem->m_ArcCentre.y ),
(double)( aGbrItem->m_Start.x - aGbrItem->m_ArcCentre.x ) );
double b = atan2( (double)( aGbrItem->m_End.y - aGbrItem->m_ArcCentre.y ),
(double)( aGbrItem->m_End.x - aGbrItem->m_ArcCentre.x ) );
int arc_angle = wxRound( ( (a - b) / M_PI * 1800.0 ) );
wxPoint start = aGbrItem->m_Start;
wxPoint end = aGbrItem->m_End;
/* Because Pcbnew does not know arcs in tracks,
* approximate arc by segments (16 segment per 360 deg)
*/
#define DELTA 3600/16
if( arc_angle < 0 )
{
NEGATE( arc_angle );
EXCHG( start, end );
}
wxPoint curr_start = start;
for( int rot = DELTA; rot < (arc_angle - DELTA); rot += DELTA )
{
TRACK * newtrack = new TRACK( m_pcb );
newtrack->SetLayer( aLayer );
newtrack->m_Start = curr_start;
wxPoint curr_end = start;
RotatePoint( &curr_end, aGbrItem->m_ArcCentre, rot );
newtrack->m_End = curr_end;
newtrack->m_Width = aGbrItem->m_Size.x;
// Reverse Y axis:
NEGATE( newtrack->m_Start.y );
NEGATE( newtrack->m_End.y );
m_pcb->Add( newtrack );
curr_start = curr_end;
}
if( end != curr_start )
{
TRACK * newtrack = new TRACK( m_pcb );
newtrack->SetLayer( aLayer );
newtrack->m_Start = curr_start;
newtrack->m_End = end;
newtrack->m_Width = aGbrItem->m_Size.x;
// Reverse Y axis:
NEGATE( newtrack->m_Start.y );
NEGATE( newtrack->m_End.y );
m_pcb->Add( newtrack );
}
#endif
}
/*
* creates a via from a flashed gerber item.
* Flashed items are usually pads or vias, so we try to export all of them
* using vias
*/
void GBR_TO_PCB_EXPORTER::export_flashed_copper_item( GERBER_DRAW_ITEM* aGbrItem, int aLayer )
{
SEGVIA * newtrack = new SEGVIA( m_pcb );
newtrack->m_Shape = VIA_THROUGH;
newtrack->SetLayer( 0x0F ); // Layers are 0 to 15 (Cu/Cmp)
newtrack->SetDrillDefault();
newtrack->m_Start = newtrack->m_End = aGbrItem->m_Start;
newtrack->m_Width = (aGbrItem->m_Size.x + aGbrItem->m_Size.y) / 2;
// Reverse Y axis:
NEGATE( newtrack->m_Start.y );
NEGATE( newtrack->m_End.y );
m_pcb->Add( newtrack );
}