kicad/eeschema/cross-probing.cpp

680 lines
22 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2019 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2011 Wayne Stambaugh <stambaughw@gmail.com>
* Copyright (C) 2004-2021 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <kiface_base.h>
#include <kiway_express.h>
#include <eda_dde.h>
#include <connection_graph.h>
#include <sch_symbol.h>
#include <schematic.h>
#include <reporter.h>
#include <string_utils.h>
#include <netlist_exporters/netlist_exporter_kicad.h>
#include <project/project_file.h>
#include <project/net_settings.h>
#include <tools/ee_actions.h>
#include <tools/sch_editor_control.h>
#include <advanced_config.h>
#include <netclass.h>
#include <wx/log.h>
SCH_ITEM* SCH_EDITOR_CONTROL::FindSymbolAndItem( const wxString& aReference,
bool aSearchHierarchy,
SCH_SEARCH_T aSearchType,
const wxString& aSearchText )
{
SCH_SHEET_PATH* sheetWithSymbolFound = nullptr;
SCH_SYMBOL* symbol = nullptr;
wxPoint pos;
SCH_PIN* pin = nullptr;
SCH_SHEET_LIST sheetList;
SCH_ITEM* foundItem = nullptr;
if( !aSearchHierarchy )
sheetList.push_back( m_frame->GetCurrentSheet() );
else
sheetList = m_frame->Schematic().GetSheets();
for( SCH_SHEET_PATH& sheet : sheetList )
{
SCH_SCREEN* screen = sheet.LastScreen();
for( auto item : screen->Items().OfType( SCH_SYMBOL_T ) )
{
SCH_SYMBOL* candidate = static_cast<SCH_SYMBOL*>( item );
if( aReference.CmpNoCase( candidate->GetRef( &sheet ) ) == 0 )
{
symbol = candidate;
sheetWithSymbolFound = &sheet;
if( aSearchType == HIGHLIGHT_PIN )
{
// temporary: will be changed if the pin is found.
pos = symbol->GetPosition();
pin = symbol->GetPin( aSearchText );
// Ensure we have found the right unit in case of multi-units symbol
if( pin )
{
int unit = pin->GetLibPin()->GetUnit();
if( unit != 0 && unit != symbol->GetUnit() )
{
pin = nullptr;
continue;
}
// Get pin position in true schematic coordinate
pos = pin->GetPosition();
foundItem = pin;
break;
}
}
else
{
pos = symbol->GetPosition();
foundItem = symbol;
break;
}
}
}
if( foundItem )
break;
}
CROSS_PROBING_SETTINGS& crossProbingSettings = m_frame->eeconfig()->m_CrossProbing;
if( symbol )
{
if( *sheetWithSymbolFound != m_frame->GetCurrentSheet() )
{
m_frame->Schematic().SetCurrentSheet( *sheetWithSymbolFound );
m_frame->DisplayCurrentSheet();
}
if( crossProbingSettings.center_on_items )
{
if( crossProbingSettings.zoom_to_fit )
{
EDA_RECT bbox = symbol->GetBoundingBox();
wxSize bbSize = bbox.Inflate( bbox.GetWidth() * 0.2f ).GetSize();
VECTOR2D screenSize = getView()->GetViewport().GetSize();
// This code tries to come up with a zoom factor that doesn't simply zoom in
// to the cross probed symbol, but instead shows a reasonable amount of the
// circuit around it to provide context. This reduces or eliminates the need
// to manually change the zoom because it's too close.
// Using the default text height as a constant to compare against, use the
// height of the bounding box of visible items for a footprint to figure out
// if this is a big symbol (like a processor) or a small symbol (like a resistor).
// This ratio is not useful by itself as a scaling factor. It must be "bent" to
// provide good scaling at varying symbol sizes. Bigger symbols need less
// scaling than small ones.
double currTextHeight = Mils2iu( DEFAULT_TEXT_SIZE );
double compRatio = bbSize.y / currTextHeight; // Ratio of symbol to text height
double compRatioBent = 1.0;
// LUT to scale zoom ratio to provide reasonable schematic context. Must work
// with symbols of varying sizes (e.g. 0402 package and 200 pin BGA).
// "first" is used as the input and "second" as the output
//
// "first" = compRatio (symbol height / default text height)
// "second" = Amount to scale ratio by
std::vector<std::pair<double, double>> lut
{
{1.25, 16}, // 32
{2.5, 12}, //24
{5, 8}, // 16
{6, 6}, //
{10, 4}, //8
{20, 2}, //4
{40, 1.5}, // 2
{100, 1}
};
std::vector<std::pair<double, double>>::iterator it;
// Large symbol default is last LUT entry (1:1).
compRatioBent = lut.back().second;
// Use LUT to do linear interpolation of "compRatio" within "first", then
// use that result to linearly interpolate "second" which gives the scaling
// factor needed.
if( compRatio >= lut.front().first )
{
for( it = lut.begin(); it < lut.end() - 1; it++ )
{
if( it->first <= compRatio && next( it )->first >= compRatio )
{
double diffx = compRatio - it->first;
double diffn = next( it )->first - it->first;
compRatioBent = it->second
+ ( next( it )->second - it->second ) * diffx / diffn;
break; // We have our interpolated value
}
}
}
else
{
compRatioBent = lut.front().second; // Small symbol default is first entry
}
// This is similar to the original KiCad code that scaled the zoom to make sure
// symbols were visible on screen. It's simply a ratio of screen size to
// symbol size, and its job is to zoom in to make the component fullscreen.
// Earlier in the code the symbol BBox is given a 20% margin to add some
// breathing room. We compare the height of this enlarged symbol bbox to the
// default text height. If a symbol will end up with the sides clipped, we
// adjust later to make sure it fits on screen.
screenSize.x = std::max( 10.0, screenSize.x );
screenSize.y = std::max( 10.0, screenSize.y );
double ratio = std::max( -1.0, fabs( bbSize.y / screenSize.y ) );
// Original KiCad code for how much to scale the zoom
double kicadRatio = std::max( fabs( bbSize.x / screenSize.x ),
fabs( bbSize.y / screenSize.y ) );
// If the width of the part we're probing is bigger than what the screen width
// will be after the zoom, then punt and use the KiCad zoom algorithm since it
// guarantees the part's width will be encompassed within the screen.
if( bbSize.x > screenSize.x * ratio * compRatioBent )
{
// Use standard KiCad zoom for parts too wide to fit on screen/
ratio = kicadRatio;
compRatioBent = 1.0; // Reset so we don't modify the "KiCad" ratio
wxLogTrace( "CROSS_PROBE_SCALE",
"Part TOO WIDE for screen. Using normal KiCad zoom ratio: %1.5f",
ratio );
}
// Now that "compRatioBent" holds our final scaling factor we apply it to the
// original fullscreen zoom ratio to arrive at the final ratio itself.
ratio *= compRatioBent;
bool alwaysZoom = false; // DEBUG - allows us to minimize zooming or not
// Try not to zoom on every cross-probe; it gets very noisy
if( ( ratio < 0.5 || ratio > 1.0 ) || alwaysZoom )
getView()->SetScale( getView()->GetScale() / ratio );
}
m_frame->FocusOnItem( symbol );
}
}
/* Print diag */
wxString msg;
if( symbol )
{
if( aSearchType == HIGHLIGHT_PIN )
{
if( foundItem )
msg.Printf( _( "%s pin %s found" ), aReference, aSearchText );
else
msg.Printf( _( "%s found but pin %s not found" ), aReference, aSearchText );
}
else
{
msg.Printf( _( "%s found" ), aReference );
}
}
else
{
msg.Printf( _( "%s not found" ), aReference );
}
m_frame->SetStatusText( msg );
m_probingPcbToSch = true; // recursion guard
{
// Clear any existing highlighting
m_toolMgr->RunAction( EE_ACTIONS::clearSelection, true );
if( foundItem )
m_toolMgr->RunAction( EE_ACTIONS::addItemToSel, true, foundItem );
}
m_probingPcbToSch = false;
m_frame->GetCanvas()->Refresh();
return foundItem;
}
void SCH_EDIT_FRAME::ExecuteRemoteCommand( const char* cmdline )
{
SCH_EDITOR_CONTROL* editor = m_toolManager->GetTool<SCH_EDITOR_CONTROL>();
char line[1024];
strncpy( line, cmdline, sizeof( line ) - 1 );
line[ sizeof( line ) - 1 ] = '\0';
char* idcmd = strtok( line, " \n\r" );
char* text = strtok( nullptr, "\"\n\r" );
if( idcmd == nullptr )
return;
CROSS_PROBING_SETTINGS& crossProbingSettings = eeconfig()->m_CrossProbing;
if( strcmp( idcmd, "$NET:" ) == 0 )
{
if( !crossProbingSettings.auto_highlight )
return;
wxString netName = FROM_UTF8( text );
if( auto sg = Schematic().ConnectionGraph()->FindFirstSubgraphByName( netName ) )
m_highlightedConn = sg->m_driver_connection;
else
m_highlightedConn = nullptr;
GetToolManager()->RunAction( EE_ACTIONS::updateNetHighlighting, true );
SetStatusText( _( "Selected net:" ) + wxS( " " ) + UnescapeString( netName ) );
return;
}
if( strcmp( idcmd, "$CLEAR:" ) == 0 )
{
// Cross-probing is now done through selection so we no longer need a clear command
return;
}
if( text == nullptr )
return;
if( strcmp( idcmd, "$PART:" ) != 0 )
return;
wxString part_ref = FROM_UTF8( text );
/* look for a complement */
idcmd = strtok( nullptr, " \n\r" );
if( idcmd == nullptr ) // Highlight symbol only (from CvPcb or Pcbnew)
{
// Highlight symbol part_ref, or clear Highlight, if part_ref is not existing
editor->FindSymbolAndItem( part_ref, true, HIGHLIGHT_SYMBOL, wxEmptyString );
return;
}
text = strtok( nullptr, "\"\n\r" );
if( text == nullptr )
return;
wxString msg = FROM_UTF8( text );
if( strcmp( idcmd, "$REF:" ) == 0 )
{
// Highlighting the reference itself isn't actually that useful, and it's harder to
// see. Highlight the parent and display the message.
editor->FindSymbolAndItem( part_ref, true, HIGHLIGHT_SYMBOL, msg );
}
else if( strcmp( idcmd, "$VAL:" ) == 0 )
{
// Highlighting the value itself isn't actually that useful, and it's harder to see.
// Highlight the parent and display the message.
editor->FindSymbolAndItem( part_ref, true, HIGHLIGHT_SYMBOL, msg );
}
else if( strcmp( idcmd, "$PAD:" ) == 0 )
{
editor->FindSymbolAndItem( part_ref, true, HIGHLIGHT_PIN, msg );
}
else
{
editor->FindSymbolAndItem( part_ref, true, HIGHLIGHT_SYMBOL, wxEmptyString );
}
}
std::string FormatProbeItem( EDA_ITEM* aItem, SCH_SYMBOL* aSymbol )
{
// This is a keyword followed by a quoted string.
// Cross probing to Pcbnew if a pin or a symbol is found.
switch( aItem->Type() )
{
case SCH_FIELD_T:
if( aSymbol )
{
return StrPrintf( "$PART: \"%s\"",
TO_UTF8( aSymbol->GetField( REFERENCE_FIELD )->GetText() ) );
}
break;
case SCH_SYMBOL_T:
aSymbol = (SCH_SYMBOL*) aItem;
return StrPrintf( "$PART: \"%s\"",
TO_UTF8( aSymbol->GetField( REFERENCE_FIELD )->GetText() ) );
case SCH_SHEET_T:
{
// For cross probing, we need the full path of the sheet, because
// in complex hierarchies the sheet uuid of not unique
SCH_SHEET* sheet = (SCH_SHEET*)aItem;
wxString full_path;
SCH_SHEET* parent = sheet;
while( (parent = dynamic_cast<SCH_SHEET*>( parent->GetParent() ) ) )
{
if( parent->GetParent() ) // The root sheet has no parent and path is just "/"
{
full_path.Prepend( parent->m_Uuid.AsString() );
full_path.Prepend( "/" );
}
}
full_path += "/" + sheet->m_Uuid.AsString();
return StrPrintf( "$SHEET: \"%s\"", TO_UTF8( full_path ) );
}
case SCH_PIN_T:
{
SCH_PIN* pin = (SCH_PIN*) aItem;
aSymbol = pin->GetParentSymbol();
if( !pin->GetShownNumber().IsEmpty() )
{
return StrPrintf( "$PIN: \"%s\" $PART: \"%s\"",
TO_UTF8( pin->GetShownNumber() ),
TO_UTF8( aSymbol->GetField( REFERENCE_FIELD )->GetText() ) );
}
else
{
return StrPrintf( "$PART: \"%s\"",
TO_UTF8( aSymbol->GetField( REFERENCE_FIELD )->GetText() ) );
}
}
default:
break;
}
return "";
}
void SCH_EDIT_FRAME::SendMessageToPCBNEW( EDA_ITEM* aObjectToSync, SCH_SYMBOL* aLibItem )
{
wxASSERT( aObjectToSync ); // fix the caller
if( !aObjectToSync )
return;
std::string packet = FormatProbeItem( aObjectToSync, aLibItem );
if( !packet.empty() )
{
if( Kiface().IsSingle() )
{
SendCommand( MSG_TO_PCB, packet );
}
else
{
// Typically ExpressMail is going to be s-expression packets, but since
// we have existing interpreter of the cross probe packet on the other
// side in place, we use that here.
Kiway().ExpressMail( FRAME_PCB_EDITOR, MAIL_CROSS_PROBE, packet, this );
}
}
}
void SCH_EDIT_FRAME::SendCrossProbeNetName( const wxString& aNetName )
{
// The command is a keyword followed by a quoted string.
std::string packet = StrPrintf( "$NET: \"%s\"", TO_UTF8( aNetName ) );
if( !packet.empty() )
{
if( Kiface().IsSingle() )
{
SendCommand( MSG_TO_PCB, packet );
}
else
{
// Typically ExpressMail is going to be s-expression packets, but since
// we have existing interpreter of the cross probe packet on the other
// side in place, we use that here.
Kiway().ExpressMail( FRAME_PCB_EDITOR, MAIL_CROSS_PROBE, packet, this );
}
}
}
void SCH_EDIT_FRAME::SetCrossProbeConnection( const SCH_CONNECTION* aConnection )
{
if( !aConnection )
{
SendCrossProbeClearHighlight();
return;
}
if( aConnection->IsNet() )
{
SendCrossProbeNetName( aConnection->Name() );
return;
}
if( aConnection->Members().empty() )
return;
auto all_members = aConnection->AllMembers();
wxString nets = all_members[0]->Name();
if( all_members.size() == 1 )
{
SendCrossProbeNetName( nets );
return;
}
// TODO: This could be replaced by just sending the bus name once we have bus contents
// included as part of the netlist sent from Eeschema to Pcbnew (and thus Pcbnew can
// natively keep track of bus membership)
for( size_t i = 1; i < all_members.size(); i++ )
nets << "," << all_members[i]->Name();
std::string packet = StrPrintf( "$NETS: \"%s\"", TO_UTF8( nets ) );
if( !packet.empty() )
{
if( Kiface().IsSingle() )
SendCommand( MSG_TO_PCB, packet );
else
{
// Typically ExpressMail is going to be s-expression packets, but since
// we have existing interpreter of the cross probe packet on the other
// side in place, we use that here.
Kiway().ExpressMail( FRAME_PCB_EDITOR, MAIL_CROSS_PROBE, packet, this );
}
}
}
void SCH_EDIT_FRAME::SendCrossProbeClearHighlight()
{
std::string packet = "$CLEAR\n";
if( Kiface().IsSingle() )
{
SendCommand( MSG_TO_PCB, packet );
}
else
{
// Typically ExpressMail is going to be s-expression packets, but since
// we have existing interpreter of the cross probe packet on the other
// side in place, we use that here.
Kiway().ExpressMail( FRAME_PCB_EDITOR, MAIL_CROSS_PROBE, packet, this );
}
}
void SCH_EDIT_FRAME::KiwayMailIn( KIWAY_EXPRESS& mail )
{
std::string& payload = mail.GetPayload();
switch( mail.Command() )
{
case MAIL_CROSS_PROBE:
ExecuteRemoteCommand( payload.c_str() );
break;
case MAIL_SCH_GET_NETLIST:
{
if( !payload.empty() )
{
wxString annotationMessage( payload );
// Ensure schematic is OK for netlist creation (especially that it is fully annotated):
if( !ReadyToNetlist( annotationMessage ) )
return;
}
NETLIST_EXPORTER_KICAD exporter( &Schematic() );
STRING_FORMATTER formatter;
// TODO remove once real-time connectivity is a given
if( !ADVANCED_CFG::GetCfg().m_RealTimeConnectivity || !CONNECTION_GRAPH::m_allowRealTime )
// Ensure the netlist data is up to date:
RecalculateConnections( NO_CLEANUP );
exporter.Format( &formatter, GNL_ALL | GNL_OPT_KICAD );
payload = formatter.GetString();
}
break;
case MAIL_ASSIGN_FOOTPRINTS:
try
{
SCH_EDITOR_CONTROL* controlTool = m_toolManager->GetTool<SCH_EDITOR_CONTROL>();
controlTool->AssignFootprints( payload );
}
catch( const IO_ERROR& )
{
}
break;
case MAIL_SCH_REFRESH:
{
TestDanglingEnds();
GetCanvas()->GetView()->UpdateAllItems( KIGFX::ALL );
GetCanvas()->Refresh();
}
break;
case MAIL_SCH_CLEAN_NETCLASSES:
{
NET_SETTINGS& netSettings = Prj().GetProjectFile().NetSettings();
netSettings.m_NetClassAssignments.clear();
// Establish the set of nets which is currently valid
for( const wxString& name : Schematic().GetNetClassAssignmentCandidates() )
netSettings.m_NetClassAssignments[ name ] = "Default";
// Copy their netclass assignments, dropping any assignments to non-current nets.
for( auto& ii : netSettings.m_NetClasses )
{
for( const wxString& member : *ii.second )
{
if( netSettings.m_NetClassAssignments.count( member ) )
netSettings.m_NetClassAssignments[ member ] = ii.first;
}
ii.second->Clear();
}
// Update the membership lists to contain only the current nets.
for( const std::pair<const wxString, wxString>& ii : netSettings.m_NetClassAssignments )
{
if( ii.second == "Default" )
continue;
NETCLASSPTR netclass = netSettings.m_NetClasses.Find( ii.second );
if( netclass )
netclass->Add( ii.first );
}
}
break;
case MAIL_IMPORT_FILE:
{
// Extract file format type and path (plugin type and path separated with \n)
size_t split = payload.find( '\n' );
wxCHECK( split != std::string::npos, /*void*/ );
int importFormat;
try
{
importFormat = std::stoi( payload.substr( 0, split ) );
}
catch( std::invalid_argument& )
{
wxFAIL;
importFormat = -1;
}
std::string path = payload.substr( split + 1 );
wxASSERT( !path.empty() );
if( importFormat >= 0 )
importFile( path, importFormat );
}
break;
case MAIL_SCH_SAVE:
if( SaveProject() )
payload = "success";
break;
case MAIL_SCH_UPDATE:
m_toolManager->RunAction( ACTIONS::updateSchematicFromPcb, true );
break;
default:;
}
}