eda_3d_viewer_frame.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2015-2016 Mario Luzeiro <[email protected]>
 * Copyright (C) 1992-2023 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 <wx/filename.h>
#include <wx/msgdlg.h>
#include <wx/string.h>
#include <wx/wupdlock.h>
#include <wx/clipbrd.h>
#include <wx/filedlg.h>
#include <wx/choice.h>
#include <wx/dialog.h>
#include "eda_3d_viewer_frame.h"
#include "eda_list_dialog.h"
#include "wx/generic/textdlgg.h"
#include <dialogs/eda_view_switcher.h>
#include <eda_3d_viewer_settings.h>
#include <3d_viewer_id.h>
#include <3d_viewer/tools/eda_3d_actions.h>
#include <3d_viewer/tools/eda_3d_controller.h>
#include <3d_viewer/tools/eda_3d_conditions.h>
#include <bitmaps.h>
#include <board_design_settings.h>
#include <core/arraydim.h>
#include <gal/dpi_scaling.h>
#include <pgm_base.h>
#include <project.h>
#include <project/project_file.h>
#include <settings/common_settings.h>
#include <settings/settings_manager.h>
#include <tool/action_manager.h>
#include <tool/common_control.h>
#include <tool/tool_manager.h>
#include <tool/tool_dispatcher.h>
#include <tool/action_toolbar.h>
#include <widgets/wx_infobar.h>
#include <wildcards_and_files_ext.h>
 
#if defined( KICAD_USE_3DCONNEXION )
#include <3d_navlib/nl_3d_viewer_plugin.h>
#endif
 
const wxChar* EDA_3D_VIEWER_FRAME::m_logTrace = wxT( "KI_TRACE_EDA_3D_VIEWER" );
 
 
BEGIN_EVENT_TABLE( EDA_3D_VIEWER_FRAME, KIWAY_PLAYER )
 
 EVT_ACTIVATE( EDA_3D_VIEWER_FRAME::OnActivate )
 EVT_SET_FOCUS( EDA_3D_VIEWER_FRAME::OnSetFocus )
 
 EVT_TOOL_RANGE( ID_START_COMMAND_3D, ID_MENU_COMMAND_END,
 EDA_3D_VIEWER_FRAME::Process_Special_Functions )
 
 EVT_MENU( wxID_CLOSE, EDA_3D_VIEWER_FRAME::Exit3DFrame )
 EVT_MENU( ID_RENDER_CURRENT_VIEW, EDA_3D_VIEWER_FRAME::onRenderEngineSelection )
 EVT_MENU( ID_DISABLE_RAY_TRACING, EDA_3D_VIEWER_FRAME::onDisableRayTracing )
 
 EVT_CLOSE( EDA_3D_VIEWER_FRAME::OnCloseWindow )
END_EVENT_TABLE()
 
 
EDA_3D_VIEWER_FRAME::EDA_3D_VIEWER_FRAME( KIWAY* aKiway, PCB_BASE_FRAME* aParent,
 const wxString& aTitle, long style ) :
 KIWAY_PLAYER( aKiway, aParent, FRAME_PCB_DISPLAY3D, aTitle, wxDefaultPosition,
 wxDefaultSize, style, QUALIFIED_VIEWER3D_FRAMENAME( aParent ), unityScale ),
 m_mainToolBar( nullptr ), m_canvas( nullptr ), m_currentCamera( m_trackBallCamera ),
 m_viewportsLabel( nullptr ),
 m_cbViewports( nullptr ),
 m_trackBallCamera( 2 * RANGE_SCALE_3D ), m_spaceMouse( nullptr )
{
 wxLogTrace( m_logTrace, wxT( "EDA_3D_VIEWER_FRAME::EDA_3D_VIEWER_FRAME %s" ), aTitle );
 
 m_disable_ray_tracing = false;
 m_aboutTitle = _HKI( "KiCad 3D Viewer" );
 
 // Give it an icon
 wxIcon icon;
 icon.CopyFromBitmap( KiBitmap( BITMAPS::icon_3d ) );
 SetIcon( icon );
 
 // Create the status line
 static const int status_dims[4] = { -1, 170, 130, 130 };
 
 wxStatusBar *status_bar = CreateStatusBar( arrayDim( status_dims ) );
 SetStatusWidths( arrayDim( status_dims ), status_dims );
 
 SETTINGS_MANAGER& mgr = Pgm().GetSettingsManager();
 EDA_3D_VIEWER_SETTINGS* cfg = mgr.GetAppSettings<EDA_3D_VIEWER_SETTINGS>();
 ANTIALIASING_MODE aaMode = static_cast<ANTIALIASING_MODE>( cfg->m_Render.opengl_AA_mode );
 
 m_canvas = new EDA_3D_CANVAS( this, OGL_ATT_LIST::GetAttributesList( aaMode ),
 m_boardAdapter, m_currentCamera, Prj().Get3DCacheManager() );
 
 LoadSettings( cfg );
 loadCommonSettings();
 
 SetUserViewports( Prj().GetProjectFile().m_Viewports3D );
 
 // Create the manager
 m_toolManager = new TOOL_MANAGER;
 m_toolManager->SetEnvironment( GetBoard(), nullptr, nullptr, cfg, this );
 
 m_actions = new EDA_3D_ACTIONS();
 m_toolDispatcher = new TOOL_DISPATCHER( m_toolManager );
 m_canvas->SetEventDispatcher( m_toolDispatcher );
 
 // Register tools
 m_toolManager->RegisterTool( new COMMON_CONTROL );
 m_toolManager->RegisterTool( new EDA_3D_CONTROLLER );
 m_toolManager->InitTools();
 
 setupUIConditions();
 
 if( EDA_3D_CONTROLLER* ctrlTool = GetToolManager()->GetTool<EDA_3D_CONTROLLER>() )
 ctrlTool->SetRotationIncrement( cfg->m_Camera.rotation_increment );
 
 // Run the viewer control tool, it is supposed to be always active
 m_toolManager->InvokeTool( "3DViewer.Control" );
 
 CreateMenuBar();
 ReCreateMainToolbar();
 
 m_infoBar = new WX_INFOBAR( this, &m_auimgr );
 
 m_auimgr.SetManagedWindow( this );
 
 m_auimgr.AddPane( m_mainToolBar, EDA_PANE().HToolbar().Name( wxS( "MainToolbar" ) ).Top().Layer( 6 ) );
 m_auimgr.AddPane( m_infoBar, EDA_PANE().InfoBar().Name( wxS( "InfoBar" ) ).Top().Layer( 1 ) );
 m_auimgr.AddPane( m_canvas, EDA_PANE().Canvas().Name( wxS( "DrawFrame" ) ).Center() );
 
 // Call Update() to fix all pane default sizes, especially the "InfoBar" pane before
 // hiding it.
 m_auimgr.Update();
 
 // We don't want the infobar displayed right away
 m_auimgr.GetPane( wxS( "InfoBar" ) ).Hide();
 m_auimgr.Update();
 
 m_canvas->SetInfoBar( m_infoBar );
 m_canvas->SetStatusBar( status_bar );
 
#if defined( KICAD_USE_3DCONNEXION )
 try
 {
 m_spaceMouse = new NL_3D_VIEWER_PLUGIN( m_canvas );
 }
 catch( const std::system_error& e )
 {
 wxLogTrace( wxT( "KI_TRACE_NAVLIB" ), e.what() );
 }
#endif
 
 // Fixes bug in Windows (XP and possibly others) where the canvas requires the focus
 // in order to receive mouse events. Otherwise, the user has to click somewhere on
 // the canvas before it will respond to mouse wheel events.
 m_canvas->SetFocus();
 
 m_cbViewports->Connect( wxEVT_COMMAND_CHOICE_SELECTED,
 wxCommandEventHandler( EDA_3D_VIEWER_FRAME::onViewportChanged ),
 nullptr, this );
 m_cbViewports->Connect( wxEVT_UPDATE_UI,
 wxUpdateUIEventHandler( EDA_3D_VIEWER_FRAME::onUpdateViewportsCb ),
 nullptr, this );
}
 
 
EDA_3D_VIEWER_FRAME::~EDA_3D_VIEWER_FRAME()
{
#if defined( KICAD_USE_3DCONNEXION )
 if( m_spaceMouse != nullptr )
 {
 delete m_spaceMouse;
 }
#endif
 
 Prj().GetProjectFile().m_Viewports3D = GetUserViewports();
 
 m_cbViewports->Disconnect( wxEVT_COMMAND_CHOICE_SELECTED,
 wxCommandEventHandler( EDA_3D_VIEWER_FRAME::onViewportChanged ),
 nullptr, this );
 m_cbViewports->Disconnect( wxEVT_UPDATE_UI,
 wxUpdateUIEventHandler( EDA_3D_VIEWER_FRAME::onUpdateViewportsCb ),
 nullptr, this );
 
 m_canvas->SetEventDispatcher( nullptr );
 
 m_auimgr.UnInit();
}
 
 
void EDA_3D_VIEWER_FRAME::setupUIConditions()
{
 EDA_BASE_FRAME::setupUIConditions();
 
 ACTION_MANAGER* mgr = m_toolManager->GetActionManager();
 EDA_3D_CONDITIONS cond( &m_boardAdapter );
 
// Helper to define check conditions
#define GridSizeCheck( x ) ACTION_CONDITIONS().Check( cond.GridSize( x ) )
 
 auto raytracing =
 [this]( const SELECTION& aSel )
 {
 return m_boardAdapter.m_Cfg->m_Render.engine != RENDER_ENGINE::OPENGL;
 };
 auto showTH =
 [this]( const SELECTION& aSel )
 {
 return m_boardAdapter.m_Cfg->m_Render.show_footprints_normal;
 };
 auto showSMD =
 [this]( const SELECTION& aSel )
 {
 return m_boardAdapter.m_Cfg->m_Render.show_footprints_insert;
 };
 auto showVirtual =
 [this]( const SELECTION& aSel )
 {
 return m_boardAdapter.m_Cfg->m_Render.show_footprints_virtual;
 };
 auto show_NotInPosfile =
 [this]( const SELECTION& aSel )
 {
 return m_boardAdapter.m_Cfg->m_Render.show_footprints_not_in_posfile;
 };
 auto showBBoxes =
 [this]( const SELECTION& aSel )
 {
 return m_boardAdapter.m_Cfg->m_Render.opengl_show_model_bbox;
 };
 auto showAxes =
 [this]( const SELECTION& aSel )
 {
 return m_boardAdapter.m_Cfg->m_Render.show_axis;
 };
 auto ortho =
 [this]( const SELECTION& )
 {
 return m_currentCamera.GetProjection() == PROJECTION_TYPE::ORTHO;
 };
 
 RegisterUIUpdateHandler( ID_RENDER_CURRENT_VIEW, ACTION_CONDITIONS().Check( raytracing ) );
 
 mgr->SetConditions( EDA_3D_ACTIONS::showTHT, ACTION_CONDITIONS().Check( showTH ) );
 mgr->SetConditions( EDA_3D_ACTIONS::showSMD, ACTION_CONDITIONS().Check( showSMD ) );
 mgr->SetConditions( EDA_3D_ACTIONS::showVirtual, ACTION_CONDITIONS().Check( showVirtual ) );
 mgr->SetConditions( EDA_3D_ACTIONS::showNotInPosFile, ACTION_CONDITIONS().Check( show_NotInPosfile ) );
 
 
 mgr->SetConditions( EDA_3D_ACTIONS::showBBoxes, ACTION_CONDITIONS().Check( showBBoxes ) );
 mgr->SetConditions( EDA_3D_ACTIONS::showAxis, ACTION_CONDITIONS().Check( showAxes ) );
 
 mgr->SetConditions( EDA_3D_ACTIONS::noGrid, GridSizeCheck( GRID3D_TYPE::NONE ) );
 mgr->SetConditions( EDA_3D_ACTIONS::show10mmGrid, GridSizeCheck( GRID3D_TYPE::GRID_10MM ) );
 mgr->SetConditions( EDA_3D_ACTIONS::show5mmGrid, GridSizeCheck( GRID3D_TYPE::GRID_5MM ) );
 mgr->SetConditions( EDA_3D_ACTIONS::show2_5mmGrid, GridSizeCheck( GRID3D_TYPE::GRID_2P5MM ) );
 mgr->SetConditions( EDA_3D_ACTIONS::show1mmGrid, GridSizeCheck( GRID3D_TYPE::GRID_1MM ) );
 mgr->SetConditions( EDA_3D_ACTIONS::toggleOrtho, ACTION_CONDITIONS().Check( ortho ) );
 
#undef GridSizeCheck
}
 
 
bool EDA_3D_VIEWER_FRAME::TryBefore( wxEvent& aEvent )
{
 static bool s_viewportSwitcherShown = false;
 
 // wxWidgets generates no key events for the tab key when the ctrl key is held down. One
 // way around this is to look at all events and inspect the keyboard state of the tab key.
 // However, this runs into issues on some linux VMs where querying the keyboard state is
 // very slow. Fortunately we only use ctrl-tab on Mac, so we implement this lovely hack:
#ifdef __WXMAC__
 if( wxGetKeyState( WXK_TAB ) )
#else
 if( ( aEvent.GetEventType() == wxEVT_CHAR || aEvent.GetEventType() == wxEVT_CHAR_HOOK )
 && static_cast<wxKeyEvent&>( aEvent ).GetKeyCode() == WXK_TAB )
#endif
 {
 if( !s_viewportSwitcherShown && wxGetKeyState( VIEWPORT_SWITCH_KEY ) )
 {
 if( this->IsActive() )
 {
 if( m_viewportMRU.size() > 0 )
 {
 EDA_VIEW_SWITCHER switcher( this, m_viewportMRU, VIEWPORT_SWITCH_KEY );
 
 s_viewportSwitcherShown = true;
 switcher.ShowModal();
 s_viewportSwitcherShown = false;
 
 int idx = switcher.GetSelection();
 
 if( idx >= 0 && idx < (int) m_viewportMRU.size() )
 applyViewport( m_viewportMRU[idx] );
 
 return true;
 }
 }
 }
 }
 
 return wxFrame::TryBefore( aEvent );
}
 
 
void EDA_3D_VIEWER_FRAME::handleIconizeEvent( wxIconizeEvent& aEvent )
{
 KIWAY_PLAYER::handleIconizeEvent( aEvent );
 
#if defined( KICAD_USE_3DCONNEXION )
 if( m_spaceMouse != nullptr && aEvent.IsIconized() )
 {
 m_spaceMouse->SetFocus( false );
 }
#endif
}
 
 
void EDA_3D_VIEWER_FRAME::ReloadRequest()
{
 // This will schedule a request to load later
 if( m_canvas )
 m_canvas->ReloadRequest( GetBoard(), Prj().Get3DCacheManager() );
}
 
 
void EDA_3D_VIEWER_FRAME::NewDisplay( bool aForceImmediateRedraw )
{
 ReloadRequest();
 
 // After the ReloadRequest call, the refresh often takes a bit of time,
 // and it is made here only on request.
 if( aForceImmediateRedraw )
 m_canvas->Refresh();
}
 
 
void EDA_3D_VIEWER_FRAME::Redraw()
{
 // Only update in OpenGL for an interactive interaction
 if( m_boardAdapter.m_Cfg->m_Render.engine == RENDER_ENGINE::OPENGL )
 m_canvas->Request_refresh( true );
}
 
 
void EDA_3D_VIEWER_FRAME::refreshRender()
{
 if( m_boardAdapter.m_Cfg->m_Render.engine == RENDER_ENGINE::OPENGL )
 m_canvas->Request_refresh();
 else
 NewDisplay( true );
}
 
 
void EDA_3D_VIEWER_FRAME::Exit3DFrame( wxCommandEvent &event )
{
 wxLogTrace( m_logTrace, wxT( "EDA_3D_VIEWER_FRAME::Exit3DFrame" ) );
 
 Close( true );
}
 
 
void EDA_3D_VIEWER_FRAME::OnCloseWindow( wxCloseEvent &event )
{
 wxLogTrace( m_logTrace, wxT( "EDA_3D_VIEWER_FRAME::OnCloseWindow" ) );
 
 if( m_canvas )
 m_canvas->Close();
 
 Destroy();
 event.Skip( true );
}
 
 
void EDA_3D_VIEWER_FRAME::Process_Special_Functions( wxCommandEvent &event )
{
 int id = event.GetId();
 bool isChecked = event.IsChecked();
 
 wxLogTrace( m_logTrace, wxT( "EDA_3D_VIEWER_FRAME::Process_Special_Functions id %d "
 "isChecked %d" ),
 id,
 isChecked );
 
 if( m_canvas == nullptr )
 return;
 
 switch( id )
 {
 case ID_RELOAD3D_BOARD:
 NewDisplay( true );
 break;
 
 case ID_TOOL_SCREENCOPY_TOCLIBBOARD:
 case ID_MENU_SCREENCOPY_PNG:
 case ID_MENU_SCREENCOPY_JPEG:
 takeScreenshot( event );
 return;
 
 case ID_MENU3D_RESET_DEFAULTS:
 {
 auto cfg = Pgm().GetSettingsManager().GetAppSettings<EDA_3D_VIEWER_SETTINGS>();
 cfg->ResetToDefaults();
 LoadSettings( cfg );
 
 // Tell canvas that we (may have) changed the render engine
 RenderEngineChanged();
 
 NewDisplay( true );
 }
 return;
 
 default:
 wxFAIL_MSG( wxT( "Invalid event in EDA_3D_VIEWER_FRAME::Process_Special_Functions()" ) );
 return;
 }
}
 
 
std::vector<VIEWPORT3D> EDA_3D_VIEWER_FRAME::GetUserViewports() const
{
 std::vector<VIEWPORT3D> ret;
 
 for( const std::pair<const wxString, VIEWPORT3D>& pair : m_viewports )
 ret.emplace_back( pair.second );
 
 return ret;
}
 
 
void EDA_3D_VIEWER_FRAME::SetUserViewports( std::vector<VIEWPORT3D>& aViewportList )
{
 m_viewports.clear();
 
 for( const VIEWPORT3D& viewport : aViewportList )
 {
 if( m_viewports.count( viewport.name ) )
 continue;
 
 m_viewports[viewport.name] = viewport;
 
 m_viewportMRU.Add( viewport.name );
 }
}
 
 
void EDA_3D_VIEWER_FRAME::applyViewport( const wxString& aViewportName )
{
 int idx = m_cbViewports->FindString( aViewportName );
 
 if( idx >= 0 && idx < m_cbViewports->GetCount() - 3 /* separator */ )
 {
 m_cbViewports->SetSelection( idx );
 m_lastSelectedViewport = static_cast<VIEWPORT3D*>( m_cbViewports->GetClientData( idx ) );
 
 m_currentCamera.SetViewMatrix( m_lastSelectedViewport->matrix );
 
 if( m_boardAdapter.m_Cfg->m_Render.engine == RENDER_ENGINE::OPENGL )
 m_canvas->Request_refresh();
 else
 m_canvas->RenderRaytracingRequest();
 
 if( !m_lastSelectedViewport->name.IsEmpty() )
 {
 m_viewportMRU.Remove( m_lastSelectedViewport->name );
 m_viewportMRU.Insert( m_lastSelectedViewport->name, 0 );
 }
 }
 else
 {
 m_cbViewports->SetSelection( -1 ); // separator
 m_lastSelectedViewport = nullptr;
  }
}
 
 
void EDA_3D_VIEWER_FRAME::onViewportChanged( wxCommandEvent& aEvent )
{
 int count = m_cbViewports->GetCount();
 int index = m_cbViewports->GetSelection();
 
 if( index >= 0 && index < count - 3 /* separator */ )
 {
 VIEWPORT3D* viewport = static_cast<VIEWPORT3D*>( m_cbViewports->GetClientData( index ) );
 
 wxCHECK( viewport, /* void */ );
 
 applyViewport( viewport->name );
 }
 else if( index == count - 2 )
 {
 // Save current state to new preset
 wxString name;
 
 wxTextEntryDialog dlg( this, _( "Viewport name:" ), _( "Save Viewport" ), name );
 
 if( dlg.ShowModal() != wxID_OK )
 {
 if( m_lastSelectedViewport )
 m_cbViewports->SetStringSelection( m_lastSelectedViewport->name );
 else
 m_cbViewports->SetSelection( -1 );
 
 return;
 }
 
 name = dlg.GetValue();
 bool exists = m_viewports.count( name );
 
 if( !exists )
 {
 m_viewports[name] = VIEWPORT3D( name, m_currentCamera.GetViewMatrix() );
 
 index = m_cbViewports->Insert( name, index-1, static_cast<void*>( &m_viewports[name] ) );
 }
 else
 {
 index = m_cbViewports->FindString( name );
 m_viewports[name].matrix = m_currentCamera.GetViewMatrix();
 m_viewportMRU.Remove( name );
 }
 
 m_cbViewports->SetSelection( index );
 m_viewportMRU.Insert( name, 0 );
 
 return;
 }
 else if( index == count - 1 )
 {
 // Delete an existing viewport
 wxArrayString headers;
 std::vector<wxArrayString> items;
 
 headers.Add( _( "Viewports" ) );
 
 for( std::pair<const wxString, VIEWPORT3D>& pair : m_viewports )
 {
 wxArrayString item;
 item.Add( pair.first );
 items.emplace_back( item );
 }
 
 EDA_LIST_DIALOG dlg( this, _( "Delete Viewport" ), headers, items );
 dlg.SetListLabel( _( "Select viewport:" ) );
 
 if( dlg.ShowModal() == wxID_OK )
 {
 wxString viewportName = dlg.GetTextSelection();
 int idx = m_cbViewports->FindString( viewportName );
 
 if( idx != wxNOT_FOUND )
 {
 m_viewports.erase( viewportName );
 m_cbViewports->Delete( idx );
 m_viewportMRU.Remove( viewportName );
 }
 }
 
 if( m_lastSelectedViewport )
 m_cbViewports->SetStringSelection( m_lastSelectedViewport->name );
 else
 m_cbViewports->SetSelection( -1 );
 
 return;
 }
 
 passOnFocus();
}
 
 
void EDA_3D_VIEWER_FRAME::onUpdateViewportsCb( wxUpdateUIEvent& aEvent )
{
 int count = m_cbViewports->GetCount();
 int index = m_cbViewports->GetSelection();
 
 if( index >= 0 && index < count - 3 )
 {
 VIEWPORT3D* viewport = static_cast<VIEWPORT3D*>( m_cbViewports->GetClientData( index ) );
 
 wxCHECK( viewport, /* void */ );
 
 if( m_currentCamera.GetViewMatrix() != viewport->matrix )
 m_cbViewports->SetSelection( -1 );
 }
}
 
 
void EDA_3D_VIEWER_FRAME::onRenderEngineSelection( wxCommandEvent &event )
{
 RENDER_ENGINE& engine = m_boardAdapter.m_Cfg->m_Render.engine;
 RENDER_ENGINE old_engine = engine;
 
 if( old_engine == RENDER_ENGINE::OPENGL )
 engine = RENDER_ENGINE::RAYTRACING;
 else
 engine = RENDER_ENGINE::OPENGL;
 
 wxLogTrace( m_logTrace, wxT( "EDA_3D_VIEWER_FRAME::OnRenderEngineSelection type %s " ),
 engine == RENDER_ENGINE::RAYTRACING ? wxT( "raytracing" ) : wxT( "realtime" ) );
 
 if( old_engine != engine )
 RenderEngineChanged();
}
 
 
void EDA_3D_VIEWER_FRAME::onDisableRayTracing( wxCommandEvent& aEvent )
{
 wxLogTrace( m_logTrace, wxT( "EDA_3D_VIEWER_FRAME::%s disabling ray tracing." ),
 __WXFUNCTION__ );
 
 m_disable_ray_tracing = true;
 m_boardAdapter.m_Cfg->m_Render.engine = RENDER_ENGINE::OPENGL;
}
 
 
void EDA_3D_VIEWER_FRAME::OnActivate( wxActivateEvent &aEvent )
{
 wxLogTrace( m_logTrace, wxT( "EDA_3D_VIEWER_FRAME::OnActivate" ) );
 
 if( aEvent.GetActive() && m_canvas )
 {
 // Reload data if 3D frame shows a board,
 // because it can be changed since last frame activation
 if( m_canvas->IsReloadRequestPending() )
 m_canvas->Request_refresh();
 
 // Activates again the focus of the canvas so it will catch mouse and key events
 m_canvas->SetFocus();
 }
 
#if defined( KICAD_USE_3DCONNEXION )
 if( m_spaceMouse != nullptr )
 {
 m_spaceMouse->SetFocus( aEvent.GetActive() );
 }
#endif
 
 aEvent.Skip(); // required under wxMAC
}
 
 
void EDA_3D_VIEWER_FRAME::OnSetFocus( wxFocusEvent& aEvent )
{
 // Activates again the focus of the canvas so it will catch mouse and key events
 if( m_canvas )
 m_canvas->SetFocus();
 
 aEvent.Skip();
}
 
 
void EDA_3D_VIEWER_FRAME::passOnFocus()
{
 if( m_canvas )
 m_canvas->SetFocus();
}
 
 
void EDA_3D_VIEWER_FRAME::LoadSettings( APP_SETTINGS_BASE *aCfg )
{
 EDA_BASE_FRAME::LoadSettings( aCfg );
 
 EDA_3D_VIEWER_SETTINGS* cfg = dynamic_cast<EDA_3D_VIEWER_SETTINGS*>( aCfg );
 wxASSERT( cfg );
 
 wxLogTrace( m_logTrace, wxT( "EDA_3D_VIEWER_FRAME::LoadSettings" ) );
 
 if( cfg )
 {
 m_boardAdapter.m_Cfg = cfg;
 
 // When opening the 3D viewer, we use the OpenGL mode, never the ray tracing engine
 // because the ray tracing is very time consuming, and can be seen as not working
 // (freeze window) with large boards.
 m_boardAdapter.m_Cfg->m_Render.engine = RENDER_ENGINE::OPENGL;
 
 m_canvas->SetAnimationEnabled( cfg->m_Camera.animation_enabled );
 m_canvas->SetMovingSpeedMultiplier( cfg->m_Camera.moving_speed_multiplier );
 m_canvas->SetProjectionMode( cfg->m_Camera.projection_mode );
 }
}
 
 
void EDA_3D_VIEWER_FRAME::SaveSettings( APP_SETTINGS_BASE *aCfg )
{
 auto cfg = Pgm().GetSettingsManager().GetAppSettings<EDA_3D_VIEWER_SETTINGS>();
 
 EDA_BASE_FRAME::SaveSettings( cfg );
 
 wxLogTrace( m_logTrace, wxT( "EDA_3D_VIEWER_FRAME::SaveSettings" ) );
 
 wxLogTrace( m_logTrace, m_boardAdapter.m_Cfg->m_Render.engine == RENDER_ENGINE::RAYTRACING ?
 wxT( "EDA_3D_VIEWER_FRAME::SaveSettings render setting Ray Trace" )
 :
 wxT( "EDA_3D_VIEWER_FRAME::SaveSettings render setting OpenGL" ) );
 
 if( cfg )
 {
 cfg->m_Camera.animation_enabled = m_canvas->GetAnimationEnabled();
 cfg->m_Camera.moving_speed_multiplier = m_canvas->GetMovingSpeedMultiplier();
 cfg->m_Camera.projection_mode = m_canvas->GetProjectionMode();
 
 if( EDA_3D_CONTROLLER* ctrlTool = GetToolManager()->GetTool<EDA_3D_CONTROLLER>() )
 cfg->m_Camera.rotation_increment = ctrlTool->GetRotationIncrement();
 }
}
 
 
void EDA_3D_VIEWER_FRAME::CommonSettingsChanged( bool aEnvVarsChanged, bool aTextVarsChanged )
{
 wxLogTrace( m_logTrace, wxT( "EDA_3D_VIEWER_FRAME::CommonSettingsChanged" ) );
 
 // Regen menu bars, etc
 EDA_BASE_FRAME::CommonSettingsChanged( aEnvVarsChanged, aTextVarsChanged );
 
 // There is no base class that handles toolbars for this frame
 ReCreateMainToolbar();
 
 loadCommonSettings();
 LoadSettings( Pgm().GetSettingsManager().GetAppSettings<EDA_3D_VIEWER_SETTINGS>() );
 
 NewDisplay( true );
}
 
 
void EDA_3D_VIEWER_FRAME::takeScreenshot( wxCommandEvent& event )
{
 wxString fullFileName;
 bool fmt_is_jpeg = false;
 
 if( event.GetId() == ID_MENU_SCREENCOPY_JPEG )
 fmt_is_jpeg = true;
 
 if( event.GetId() != ID_TOOL_SCREENCOPY_TOCLIBBOARD )
 {
 // Remember path between saves during this session only.
 const wxString wildcard = fmt_is_jpeg ? JpegFileWildcard() : PngFileWildcard();
 const wxString ext = fmt_is_jpeg ? JpegFileExtension : PngFileExtension;
 
 // First time path is set to the project path.
 if( !m_defaultSaveScreenshotFileName.IsOk() )
 m_defaultSaveScreenshotFileName = Parent()->Prj().GetProjectFullName();
 
 m_defaultSaveScreenshotFileName.SetExt( ext );
 
 wxFileDialog dlg( this, _( "3D Image File Name" ),
 m_defaultSaveScreenshotFileName.GetPath(),
 m_defaultSaveScreenshotFileName.GetFullName(), wildcard,
 wxFD_SAVE | wxFD_OVERWRITE_PROMPT );
 
 if( dlg.ShowModal() == wxID_CANCEL )
 return;
 
 m_defaultSaveScreenshotFileName = dlg.GetPath();
 
 if( m_defaultSaveScreenshotFileName.GetExt().IsEmpty() )
 m_defaultSaveScreenshotFileName.SetExt( ext );
 
 fullFileName = m_defaultSaveScreenshotFileName.GetFullPath();
 
 wxFileName fn = fullFileName;
 
 if( !fn.IsDirWritable() )
 {
 wxString msg;
 
 msg.Printf( _( "Insufficient permissions to save file '%s'." ), fullFileName );
 wxMessageBox( msg, _( "Error" ), wxOK | wxICON_ERROR, this );
 return;
 }
 
 // Be sure the screen area destroyed by the file dialog is redrawn
 // before making a screen copy.
 // Without this call, under Linux the screen refresh is made to late.
 wxYield();
 }
 
 // Be sure we have the latest 3D view (remember 3D view is buffered)
 m_canvas->Request_refresh( true );
 wxYield();
 
 // Build image from the 3D buffer
 wxWindowUpdateLocker noUpdates( this );
 
 wxImage screenshotImage;
 
 if( m_canvas )
 m_canvas->GetScreenshot( screenshotImage );
 
 if( event.GetId() == ID_TOOL_SCREENCOPY_TOCLIBBOARD )
 {
 wxBitmap bitmap( screenshotImage );
 
 wxLogNull doNotLog; // disable logging of failed clipboard actions
 
 if( wxTheClipboard->Open() )
 {
 wxBitmapDataObject* dobjBmp = new wxBitmapDataObject( bitmap );
 
 if( !wxTheClipboard->SetData( dobjBmp ) )
 wxMessageBox( _( "Failed to copy image to clipboard" ) );
 
 wxTheClipboard->Flush(); /* the data in clipboard will stay
 * available after the application exits */
 wxTheClipboard->Close();
 }
 }
 else
 {
 if( !screenshotImage.SaveFile( fullFileName,
 fmt_is_jpeg ? wxBITMAP_TYPE_JPEG : wxBITMAP_TYPE_PNG ) )
 wxMessageBox( _( "Can't save file" ) );
 
 screenshotImage.Destroy();
 }
}
 
 
void EDA_3D_VIEWER_FRAME::RenderEngineChanged()
{
 wxLogTrace( m_logTrace, wxT( "EDA_3D_VIEWER_FRAME::RenderEngineChanged()" ) );
 
 if( m_canvas )
 m_canvas->RenderEngineChanged();
}
 
 
void EDA_3D_VIEWER_FRAME::loadCommonSettings()
{
 wxCHECK_RET( m_canvas, wxT( "Cannot load settings to null canvas" ) );
 
 COMMON_SETTINGS* settings = Pgm().GetCommonSettings();
 
 const DPI_SCALING dpi{ settings, this };
 m_canvas->SetScaleFactor( dpi.GetScaleFactor() );
 
 // TODO(JE) use all control options
 m_boardAdapter.m_MousewheelPanning = settings->m_Input.scroll_modifier_zoom != 0;
}