Don't run simulation twice when the sim command is overridden.

Fixes https://gitlab.com/kicad/code/kicad/issues/12731

eeschema/CMakeLists.txt

@@ -349,7 +349,7 @@ if( KICAD_SPICE )
         dialogs/dialog_sim_settings_base.cpp
         dialogs/dialog_sim_model.cpp
         dialogs/dialog_sim_model_base.cpp
-        sim/ngspice_helpers.cpp
+        sim/ngspice_circuit_model.cpp
         sim/ngspice.cpp
         sim/sim_panel_base.cpp
         sim/sim_plot_colors.cpp

eeschema/dialogs/dialog_signal_list.cpp

@@ -28,7 +28,7 @@
 #include <string_utils.h>
 #include <sim/sim_plot_frame.h>
 
-#include <sim/ngspice_helpers.h>
+#include <sim/ngspice_circuit_model.h>
 #include <sim/spice_generator.h>
 
 

eeschema/dialogs/dialog_sim_settings.cpp

@@ -24,7 +24,7 @@
  */
 
 #include "dialog_sim_settings.h"
-#include <sim/ngspice_helpers.h>
+#include <sim/ngspice_circuit_model.h>
 #include <sim/ngspice.h>
 
 #include <confirm.h>

eeschema/netlist_exporters/netlist_exporter_spice.cpp

@@ -25,6 +25,7 @@
 
 #include <sim/kibis/kibis.h>
 #include "netlist_exporter_spice.h"
+#include "sim/ngspice_circuit_model.h"
 #include <sim/sim_library_spice.h>
 #include <sim/sim_model_raw_spice.h>
 #include <sim/sim_model_ideal.h>
@@ -539,8 +540,18 @@ void NETLIST_EXPORTER_SPICE::WriteDirectives( OUTPUTFORMATTER& aFormatter,
         aFormatter.Print( 0, ".probe alli\n" );
 
     for( const std::string& directive : m_directives )
+    {
+        if( NGSPICE_CIRCUIT_MODEL::IsSimCommand( directive ) )
+        {
+            if( aNetlistOptions & OPTION_SIM_COMMAND )
                 aFormatter.Print( 0, "%s\n", directive.c_str() );
         }
+        else
+        {
+            aFormatter.Print( 0, "%s\n", directive.c_str() );
+        }
+    }
+}
 
 
 std::string NETLIST_EXPORTER_SPICE::GenerateItemPinNetName( const std::string& aNetName,

eeschema/netlist_exporters/netlist_exporter_spice.h

@@ -48,11 +48,12 @@ class NETLIST_EXPORTER_SPICE : public NETLIST_EXPORTER_BASE
 public:
     enum OPTIONS
     {
-        OPTION_ADJUST_INCLUDE_PATHS = 0x10,
-        OPTION_ADJUST_PASSIVE_VALS = 0x20,
-        OPTION_SAVE_ALL_VOLTAGES = 0x40,
-        OPTION_SAVE_ALL_CURRENTS = 0x80,
+        OPTION_ADJUST_INCLUDE_PATHS = 0x0010,
+        OPTION_ADJUST_PASSIVE_VALS  = 0x0020,
+        OPTION_SAVE_ALL_VOLTAGES    = 0x0040,
+        OPTION_SAVE_ALL_CURRENTS    = 0x0080,
         OPTION_CUR_SHEET_AS_ROOT    = 0x0100,
+        OPTION_SIM_COMMAND          = 0x0200,
         OPTION_DEFAULT_FLAGS =   OPTION_ADJUST_INCLUDE_PATHS
                                | OPTION_ADJUST_PASSIVE_VALS
                                | OPTION_SAVE_ALL_VOLTAGES

eeschema/sim/ngspice.cpp

@@ -28,7 +28,7 @@
 #include <config.h>     // Needed for MSW compilation
 #include <wx/log.h>
 
-#include "ngspice_helpers.h"
+#include "ngspice_circuit_model.h"
 #include "ngspice.h"
 #include "spice_reporter.h"
 #include "spice_settings.h"

eeschema/sim/ngspice_circuit_model.cpp

@@ -23,7 +23,7 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
  */
 
-#include "ngspice_helpers.h"
+#include "ngspice_circuit_model.h"
 #include <macros.h>     // for TO_UTF8 def
 #include <wx/regex.h>
 #include <wx/tokenzr.h>
@@ -149,8 +149,11 @@ bool NGSPICE_CIRCUIT_MODEL::ParseDCCommand( const wxString& aCmd, SPICE_DC_PARAM
 void NGSPICE_CIRCUIT_MODEL::WriteDirectives( OUTPUTFORMATTER& aFormatter,
                                              unsigned         aNetlistOptions ) const
 {
+    if( GetSimCommandOverride().IsEmpty() )
+        aNetlistOptions |= OPTION_SIM_COMMAND;
+
     NETLIST_EXPORTER_SPICE::WriteDirectives( aFormatter, aNetlistOptions );
 
-    if( GetSimCommandOverride() != "" )
+    if( !GetSimCommandOverride().IsEmpty() )
         aFormatter.Print( 0, "%s\n", TO_UTF8( GetSimCommandOverride() ) );
 }

eeschema/sim/ngspice_circuit_model.h

@@ -24,8 +24,8 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
  */
 
-#ifndef NETLIST_EXPORTER_PSPICE_SIM_H
-#define NETLIST_EXPORTER_PSPICE_SIM_H
+#ifndef NGSPICE_CIRCUIT_MODEL_H
+#define NGSPICE_CIRCUIT_MODEL_H
 
 #include <netlist_exporters/netlist_exporter_spice.h>
 #include <vector>
@@ -155,4 +155,4 @@ private:
     int      m_options;
 };
 
-#endif /* NETLIST_EXPORTER_PSPICE_SIM_H */
+#endif /* NGSPICE_CIRCUIT_MODEL_H */

eeschema/sim/sim_panel_base.cpp

@@ -27,7 +27,7 @@
 #include "sim_panel_base.h"
 
 #include "sim_plot_frame.h"
-#include "ngspice_helpers.h"
+#include "ngspice_circuit_model.h"
 
 
 SIM_PANEL_BASE::SIM_PANEL_BASE() : m_simCommand( wxEmptyString )

eeschema/sim/sim_panel_base.h

@@ -27,7 +27,7 @@
 #define __SIM_PLOT_PANEL_BASE_H
 
 #include "sim_types.h"
-#include "ngspice_helpers.h"
+#include "ngspice_circuit_model.h"
 #include <wx/panel.h>
 #include <wx/sizer.h>
 #include <wx/stattext.h>

eeschema/sim/sim_workbook.cpp

@@ -2,7 +2,7 @@
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
  * Copyright (C) 2021 Mikołaj Wielgus <wielgusmikolaj@gmail.com>
- * Copyright (C) 2021 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 2021-2022 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
@@ -32,7 +32,8 @@ SIM_WORKBOOK::SIM_WORKBOOK() : wxAuiNotebook()
 
 
 SIM_WORKBOOK::SIM_WORKBOOK( wxWindow* aParent, wxWindowID aId, const wxPoint& aPos, const wxSize&
-        aSize, long aStyle ) : wxAuiNotebook( aParent, aId, aPos, aSize, aStyle )
+                            aSize, long aStyle ) :
+        wxAuiNotebook( aParent, aId, aPos, aSize, aStyle )
 {
     m_modified = false;
 }
@@ -40,33 +41,49 @@ SIM_WORKBOOK::SIM_WORKBOOK( wxWindow* aParent, wxWindowID aId, const wxPoint& aP
 
 bool SIM_WORKBOOK::AddPage( wxWindow* page, const wxString& caption, bool select, const wxBitmap& bitmap )
 {
-    bool res = wxAuiNotebook::AddPage( page, caption, select, bitmap );
-    setModified( res );
-    return res;
+    if(  wxAuiNotebook::AddPage( page, caption, select, bitmap ) )
+    {
+        setModified();
+        return true;
+    }
+
+    return false;
 }
 
 
 bool SIM_WORKBOOK::AddPage( wxWindow* page, const wxString& text, bool select, int imageId )
 {
-    bool res = wxAuiNotebook::AddPage( page, text, select, imageId );
-    setModified( res );
-    return res;
+    if(  wxAuiNotebook::AddPage( page, text, select, imageId ) )
+    {
+        setModified();
+        return true;
+    }
+
+    return false;
 }
 
 
 bool SIM_WORKBOOK::DeleteAllPages()
 {
-    bool res = wxAuiNotebook::DeleteAllPages();
-    setModified( res );
-    return res;
+    if( wxAuiNotebook::DeleteAllPages() )
+    {
+        setModified();
+        return true;
+    }
+
+    return false;
 }
 
 
 bool SIM_WORKBOOK::DeletePage( size_t page )
 {
-    bool res = wxAuiNotebook::DeletePage( page );
-    setModified( res );
-    return res;
+    if( wxAuiNotebook::DeletePage( page ) )
+    {
+        setModified();
+        return true;
+    }
+
+    return false;
 }
 
 
@@ -74,30 +91,41 @@ bool SIM_WORKBOOK::AddTrace( SIM_PLOT_PANEL* aPlotPanel, const wxString& aTitle,
                              const wxString& aName, int aPoints, const double* aX, const double* aY,
                              SIM_PLOT_TYPE aType )
 {
-    bool res = aPlotPanel->addTrace( aTitle, aName, aPoints, aX, aY, aType );
-    setModified( res );
-    return res;
+    if( aPlotPanel->addTrace( aTitle, aName, aPoints, aX, aY, aType ) )
+    {
+        setModified();
+        return true;
+    }
+
+    return false;
 }
 
 
 bool SIM_WORKBOOK::DeleteTrace( SIM_PLOT_PANEL* aPlotPanel, const wxString& aName )
 {
-    bool res = aPlotPanel->deleteTrace( aName );
-    setModified( res );
-    return res;
+    if( aPlotPanel->deleteTrace( aName ) )
+    {
+        setModified();
+        return true;
     }
 
+    return false;
+}
+
+
 void SIM_WORKBOOK::ClrModified()
 {
     m_modified = false;
     wxPostEvent( GetParent(), wxCommandEvent( EVT_WORKBOOK_CLR_MODIFIED ) );
 }
 
-void SIM_WORKBOOK::setModified( bool value )
+
+void SIM_WORKBOOK::setModified()
 {
-    m_modified = value;
+    m_modified = true;
     wxPostEvent( GetParent(), wxCommandEvent( EVT_WORKBOOK_MODIFIED ) );
 }
 
+
 wxDEFINE_EVENT( EVT_WORKBOOK_MODIFIED, wxCommandEvent );
 wxDEFINE_EVENT( EVT_WORKBOOK_CLR_MODIFIED, wxCommandEvent );

eeschema/sim/sim_workbook.h

@@ -67,7 +67,7 @@ public:
     bool IsModified() const { return m_modified; }
 
 private:
-    void setModified( bool value = true );
+    void setModified();
 
     ///< Dirty bit, indicates something in the workbook has changed
     bool m_modified;

eeschema/widgets/tuner_slider.cpp

@@ -28,7 +28,7 @@
 #include <sim/sim_plot_frame.h>
 #include <sch_symbol.h>
 #include <template_fieldnames.h>
-#include <sim/ngspice_helpers.h>
+#include <sim/ngspice_circuit_model.h>
 
 #include <cmath>   // log log1p expm1
 #include <complex> // norm

qa/unittests/eeschema/sim/test_ngspice_helpers.cpp

@@ -36,7 +36,7 @@
 #include <project.h>
 #include <schematic.h>
 #include <settings/settings_manager.h>
-#include <sim/ngspice_helpers.h>
+#include <sim/ngspice_circuit_model.h>
 
 class TEST_NGSPICE_HELPERS
 {