panel_preview_3d_model.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2016 Mario Luzeiro <[email protected]>
 * Copyright (C) 2015 Cirilo Bernardo <[email protected]>
 * Copyright (C) 2017 Jean-Pierre Charras, jp.charras at wanadoo.fr
 * Copyright The 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 "panel_preview_3d_model.h"
#include <dialogs/dialog_unit_entry.h>
#include <3d_canvas/eda_3d_canvas.h>
#include <tool/tool_manager.h>
#include <tool/tool_dispatcher.h>
#include <tools/eda_3d_actions.h>
#include <tools/eda_3d_controller.h>
#include <base_units.h>
#include <bitmaps.h>
#include <board.h>
#include <common_ogl/ogl_attr_list.h>
#include <dpi_scaling_common.h>
#include <lset.h>
#include <pgm_base.h>
#include <project_pcb.h>
#include <settings/common_settings.h>
#include <settings/settings_manager.h>
#include <widgets/wx_infobar.h>
#include <widgets/std_bitmap_button.h>
#include <eda_3d_viewer_settings.h>
#include <board_design_settings.h>
 
#include <3d_navlib/nl_footprint_properties_plugin.h>
 
PANEL_PREVIEW_3D_MODEL::PANEL_PREVIEW_3D_MODEL( wxWindow* aParent, PCB_BASE_FRAME* aFrame,
                                                FOOTPRINT* aFootprint,
                                                std::vector<FP_3DMODEL>* aParentModelList ) :
        PANEL_PREVIEW_3D_MODEL_BASE( aParent, PANEL_PREVIEW_3D_MODEL_ID ),
        m_parentFrame( aFrame ),
        m_previewPane( nullptr ),
        m_infobar( nullptr ),
        m_boardAdapter(),
        m_currentCamera( m_trackBallCamera ),
        m_trackBallCamera( 2 * RANGE_SCALE_3D )
{
    m_userUnits = m_parentFrame->GetUserUnits();
 
    m_dummyBoard = new BOARD();
 
    m_dummyBoard->SetProject( &aFrame->Prj(), true );
 
    // This board will only be used to hold a footprint for viewing
    m_dummyBoard->SetBoardUse( BOARD_USE::FPHOLDER );
 
    m_bodyStyleShowAll = true;
 
    BOARD_DESIGN_SETTINGS parent_bds = aFrame->GetDesignSettings();
    BOARD_DESIGN_SETTINGS& dummy_bds = m_dummyBoard->GetDesignSettings();
    dummy_bds.SetBoardThickness( parent_bds.GetBoardThickness() );
    dummy_bds.SetEnabledLayers( LSET::FrontMask() | LSET::BackMask() );
    BOARD_STACKUP& dummy_board_stackup = m_dummyBoard->GetDesignSettings().GetStackupDescriptor();
    dummy_board_stackup.RemoveAll();
    dummy_board_stackup.BuildDefaultStackupList( &dummy_bds, 2 );
 
    m_selected = -1;
 
    m_previewLabel->SetFont( KIUI::GetStatusFont( this ) );
 
    // Set the bitmap of 3D view buttons:
    m_bpvTop->SetBitmap( KiBitmapBundle( BITMAPS::axis3d_top ) );
    m_bpvFront->SetBitmap( KiBitmapBundle( BITMAPS::axis3d_front ) );
    m_bpvBack->SetBitmap( KiBitmapBundle( BITMAPS::axis3d_back ) );
    m_bpvLeft->SetBitmap( KiBitmapBundle( BITMAPS::axis3d_left ) );
    m_bpvRight->SetBitmap( KiBitmapBundle( BITMAPS::axis3d_right ) );
    m_bpvBottom->SetBitmap( KiBitmapBundle( BITMAPS::axis3d_bottom ) );
    m_bpvISO->SetBitmap( KiBitmapBundle( BITMAPS::ortho ) );
    m_bpvBodyStyle->SetBitmap( KiBitmapBundle( BITMAPS::show_board_body ) );
    m_bpUpdate->SetBitmap( KiBitmapBundle( BITMAPS::reload ) );
    m_bpSettings->SetBitmap( KiBitmapBundle( BITMAPS::options_3drender ) );
 
    // Set the min and max values of spin buttons (mandatory on Linux)
    // They are not used, so they are set to min and max 32 bits int values
    // (the min and max values supported by a wxSpinButton)
    // It avoids blocking the up or down arrows when reaching this limit after
    // a few clicks.
    wxSpinButton* spinButtonList[] =
    {
        m_spinXscale, m_spinYscale, m_spinZscale,
        m_spinXrot, m_spinYrot, m_spinZrot,
        m_spinXoffset,m_spinYoffset, m_spinZoffset
    };
 
    for( wxSpinButton* button : spinButtonList )
        button->SetRange(INT_MIN, INT_MAX );
 
    m_parentModelList = aParentModelList;
 
    m_dummyFootprint = new FOOTPRINT( *aFootprint );
    m_dummyFootprint->SetParentGroup( nullptr );
 
    // Ensure the footprint is shown like in Fp editor: rot 0, not flipped
    // to avoid mistakes when setting the3D shape position/rotation
    if( m_dummyFootprint->IsFlipped() )
        m_dummyFootprint->Flip( m_dummyFootprint->GetPosition(), FLIP_DIRECTION::TOP_BOTTOM );
 
    m_dummyFootprint->SetOrientation( ANGLE_0 );
 
 
    m_dummyBoard->Add( m_dummyFootprint );
 
    // Create the 3D canvas
    m_previewPane = new EDA_3D_CANVAS( this,
                                       OGL_ATT_LIST::GetAttributesList( ANTIALIASING_MODE::AA_8X ),
                                       m_boardAdapter, m_currentCamera,
                                       PROJECT_PCB::Get3DCacheManager( &aFrame->Prj() ) );
 
    try
    {
        m_spaceMouse = std::make_unique<NL_FOOTPRINT_PROPERTIES_PLUGIN>( m_previewPane );
        m_spaceMouse->SetFocus( true );
    }
    catch( const std::system_error& e )
    {
        wxLogTrace( wxT( "KI_TRACE_NAVLIB" ), e.what() );
    }
 
    m_boardAdapter.SetBoard( m_dummyBoard );
    m_boardAdapter.m_IsBoardView = false;
 
    // Force display 3D models, regardless the 3D viewer options.
    m_boardAdapter.m_IsPreviewer = true;
 
    loadSettings();
 
    // Create the manager
    m_toolManager = new TOOL_MANAGER;
    m_toolManager->SetEnvironment( m_dummyBoard, nullptr, nullptr, nullptr, this );
 
    m_actions = new EDA_3D_ACTIONS();
    m_toolDispatcher = new TOOL_DISPATCHER( m_toolManager );
    m_previewPane->SetEventDispatcher( m_toolDispatcher );
 
    // Register tools
    m_toolManager->RegisterTool( new EDA_3D_CONTROLLER );
    m_toolManager->InitTools();
 
    // Run the viewer control tool, it is supposed to be always active
    m_toolManager->InvokeTool( "3DViewer.Control" );
 
    m_infobar = new WX_INFOBAR( this );
    m_previewPane->SetInfoBar( m_infobar );
 
    m_SizerPanelView->Add( m_infobar, 0, wxEXPAND, 0 );
    m_SizerPanelView->Add( m_previewPane, 1, wxEXPAND, 5 );
 
    for( wxEventType eventType : { wxEVT_MENU_OPEN, wxEVT_MENU_CLOSE, wxEVT_MENU_HIGHLIGHT } )
    {
        Connect( eventType, wxMenuEventHandler( PANEL_PREVIEW_3D_MODEL::OnMenuEvent ), nullptr,
                 this );
    }
 
    aFrame->Connect( EDA_EVT_UNITS_CHANGED,
                     wxCommandEventHandler( PANEL_PREVIEW_3D_MODEL::onUnitsChanged ),
                     nullptr, this );
 
    Bind( wxCUSTOM_PANEL_SHOWN_EVENT, &PANEL_PREVIEW_3D_MODEL::onPanelShownEvent, this );
}
 
 
PANEL_PREVIEW_3D_MODEL::~PANEL_PREVIEW_3D_MODEL()
{
    // Restore the 3D viewer Render settings, that can be modified by the panel tools
    if( m_boardAdapter.m_Cfg )
        m_boardAdapter.m_Cfg->m_Render = m_initialRender;
 
    delete m_dummyBoard;
    delete m_previewPane;
}
 
 
void PANEL_PREVIEW_3D_MODEL::OnMenuEvent( wxMenuEvent& aEvent )
{
    if( !m_toolDispatcher )
        aEvent.Skip();
    else
        m_toolDispatcher->DispatchWxEvent( aEvent );
}
 
 
void PANEL_PREVIEW_3D_MODEL::loadSettings()
{
    wxCHECK_RET( m_previewPane, wxT( "Cannot load settings to null canvas" ) );
 
    COMMON_SETTINGS* settings = Pgm().GetCommonSettings();
 
    // TODO(JE) use all control options
    m_boardAdapter.m_MousewheelPanning = settings->m_Input.scroll_modifier_zoom != 0;
 
    SETTINGS_MANAGER&       mgr = Pgm().GetSettingsManager();
    EDA_3D_VIEWER_SETTINGS* cfg = mgr.GetAppSettings<EDA_3D_VIEWER_SETTINGS>( "3d_viewer" );
 
    if( cfg )
    {
        // Save the 3D viewer render settings, to restore it after closing the preview
        m_initialRender = cfg->m_Render;
 
        m_boardAdapter.m_Cfg = cfg;
 
        m_previewPane->SetAnimationEnabled( cfg->m_Camera.animation_enabled );
        m_previewPane->SetMovingSpeedMultiplier( cfg->m_Camera.moving_speed_multiplier );
        m_previewPane->SetProjectionMode( cfg->m_Camera.projection_mode );
 
        // Ensure the board body is always shown, and do not use the settings of the 3D viewer
        cfg->m_Render.show_copper_top = m_bodyStyleShowAll;
        cfg->m_Render.show_copper_bottom = m_bodyStyleShowAll;
        cfg->m_Render.show_soldermask_top = m_bodyStyleShowAll;
        cfg->m_Render.show_soldermask_bottom = m_bodyStyleShowAll;
        cfg->m_Render.show_solderpaste = m_bodyStyleShowAll;
        cfg->m_Render.show_zones = m_bodyStyleShowAll;
        cfg->m_Render.show_board_body = m_bodyStyleShowAll;
        cfg->m_Render.use_board_editor_copper_colors = false;
    }
}
 
 
static double rotationFromString( const wxString& aValue )
{
    double rotation = EDA_UNIT_UTILS::UI::DoubleValueFromString( unityScale, EDA_UNITS::DEGREES,
                                                                 aValue );
 
    if( rotation > MAX_ROTATION )
    {
        int n = KiROUND( rotation / MAX_ROTATION );
        rotation -= MAX_ROTATION * n;
    }
    else if( rotation < -MAX_ROTATION )
    {
        int n = KiROUND( -rotation / MAX_ROTATION );
        rotation += MAX_ROTATION * n;
    }
 
    return rotation;
}
 
 
wxString PANEL_PREVIEW_3D_MODEL::formatScaleValue( double aValue )
{
    return wxString::Format( wxT( "%.4f" ),
                             aValue );
}
 
 
wxString PANEL_PREVIEW_3D_MODEL::formatRotationValue( double aValue )
{
    // Sigh.  Did we really need differentiated +/- 0.0?
    if( aValue == -0.0 )
        aValue = 0.0;
 
    return wxString::Format( wxT( "%.2f%s" ),
                             aValue,
                             EDA_UNIT_UTILS::GetText( EDA_UNITS::DEGREES ) );
}
 
 
wxString PANEL_PREVIEW_3D_MODEL::formatOffsetValue( double aValue )
{
    // Convert from internal units (mm) to user units
    if( m_userUnits == EDA_UNITS::INCHES )
        aValue /= 25.4;
    else if( m_userUnits == EDA_UNITS::MILS )
        aValue /= 25.4 / 1e3;
 
    return wxString::Format( wxT( "%.6f%s" ),
                             aValue,
                             EDA_UNIT_UTILS::GetText( m_userUnits ) );
}
 
 
void PANEL_PREVIEW_3D_MODEL::SetSelectedModel( int idx )
{
    if( m_parentModelList && idx >= 0 && idx < (int) m_parentModelList->size() )
    {
        m_selected = idx;
        const FP_3DMODEL& modelInfo = m_parentModelList->at( (unsigned) m_selected );
 
        // Use ChangeValue() instead of SetValue().  It's not the user making the change, so we
        // don't want to generate wxEVT_GRID_CELL_CHANGED events.
        xscale->ChangeValue( formatScaleValue( modelInfo.m_Scale.x ) );
        yscale->ChangeValue( formatScaleValue( modelInfo.m_Scale.y ) );
        zscale->ChangeValue( formatScaleValue( modelInfo.m_Scale.z ) );
 
        // Rotation is stored in the file as positive-is-CW, but we use positive-is-CCW in the GUI
        // to match the rest of KiCad
        xrot->ChangeValue( formatRotationValue( -modelInfo.m_Rotation.x ) );
        yrot->ChangeValue( formatRotationValue( -modelInfo.m_Rotation.y ) );
        zrot->ChangeValue( formatRotationValue( -modelInfo.m_Rotation.z ) );
 
        xoff->ChangeValue( formatOffsetValue( modelInfo.m_Offset.x ) );
        yoff->ChangeValue( formatOffsetValue( modelInfo.m_Offset.y ) );
        zoff->ChangeValue( formatOffsetValue( modelInfo.m_Offset.z ) );
 
        m_opacity->SetValue( modelInfo.m_Opacity * 100.0 );
    }
    else
    {
        m_selected = -1;
 
        xscale->ChangeValue( wxEmptyString );
        yscale->ChangeValue( wxEmptyString );
        zscale->ChangeValue( wxEmptyString );
 
        xrot->ChangeValue( wxEmptyString );
        yrot->ChangeValue( wxEmptyString );
        zrot->ChangeValue( wxEmptyString );
 
        xoff->ChangeValue( wxEmptyString );
        yoff->ChangeValue( wxEmptyString );
        zoff->ChangeValue( wxEmptyString );
 
        m_opacity->SetValue( 100 );
    }
}
 
 
void PANEL_PREVIEW_3D_MODEL::updateOrientation( wxCommandEvent &event )
{
    if( m_parentModelList && m_selected >= 0 && m_selected < (int) m_parentModelList->size() )
    {
        // Write settings back to the parent
        FP_3DMODEL* modelInfo = &m_parentModelList->at( (unsigned) m_selected );
 
        modelInfo->m_Scale.x = EDA_UNIT_UTILS::UI::DoubleValueFromString(
                pcbIUScale, EDA_UNITS::UNSCALED, xscale->GetValue() );
        modelInfo->m_Scale.y = EDA_UNIT_UTILS::UI::DoubleValueFromString(
                pcbIUScale, EDA_UNITS::UNSCALED, yscale->GetValue() );
        modelInfo->m_Scale.z = EDA_UNIT_UTILS::UI::DoubleValueFromString(
                pcbIUScale, EDA_UNITS::UNSCALED, zscale->GetValue() );
 
        // Rotation is stored in the file as positive-is-CW, but we use positive-is-CCW in the GUI
        // to match the rest of KiCad
        modelInfo->m_Rotation.x = -rotationFromString( xrot->GetValue() );
        modelInfo->m_Rotation.y = -rotationFromString( yrot->GetValue() );
        modelInfo->m_Rotation.z = -rotationFromString( zrot->GetValue() );
 
        modelInfo->m_Offset.x = EDA_UNIT_UTILS::UI::DoubleValueFromString( pcbIUScale, m_userUnits,
                                                                           xoff->GetValue() )
                                / pcbIUScale.IU_PER_MM;
        modelInfo->m_Offset.y = EDA_UNIT_UTILS::UI::DoubleValueFromString( pcbIUScale, m_userUnits,
                                                                           yoff->GetValue() )
                                / pcbIUScale.IU_PER_MM;
        modelInfo->m_Offset.z = EDA_UNIT_UTILS::UI::DoubleValueFromString( pcbIUScale, m_userUnits,
                                                                           zoff->GetValue() )
                                / pcbIUScale.IU_PER_MM;
 
        // Update the dummy footprint for the preview
        UpdateDummyFootprint( false );
        onModify();
    }
}
 
 
void PANEL_PREVIEW_3D_MODEL::onOpacitySlider( wxCommandEvent& event )
{
    if( m_parentModelList && m_selected >= 0 && m_selected < (int) m_parentModelList->size() )
    {
        // Write settings back to the parent
        FP_3DMODEL* modelInfo = &m_parentModelList->at( (unsigned) m_selected );
 
        modelInfo->m_Opacity = m_opacity->GetValue() / 100.0;
 
        // Update the dummy footprint for the preview
        UpdateDummyFootprint( false );
        onModify();
    }
}
 
 
void PANEL_PREVIEW_3D_MODEL::setBodyStyleView( wxCommandEvent& event )
{
    // turn ON or OFF options to show the board body if OFF, solder paste, soldermask
    // and board body are hidden, to allows a good view of the 3D model and its pads.
    EDA_3D_VIEWER_SETTINGS* cfg = m_boardAdapter.m_Cfg;
 
    if( !cfg )
        return;
 
    m_bodyStyleShowAll = !m_bodyStyleShowAll;
 
    cfg->m_Render.show_soldermask_top = m_bodyStyleShowAll;
    cfg->m_Render.show_soldermask_bottom = m_bodyStyleShowAll;
    cfg->m_Render.show_solderpaste = m_bodyStyleShowAll;
    cfg->m_Render.show_zones = m_bodyStyleShowAll;
    cfg->m_Render.show_board_body = m_bodyStyleShowAll;
 
    m_previewPane->ReloadRequest();
    m_previewPane->Refresh();
}
 
 
void PANEL_PREVIEW_3D_MODEL::View3DSettings( wxCommandEvent& event )
{
    BOARD_DESIGN_SETTINGS bds = m_dummyBoard->GetDesignSettings();
    int                   thickness = bds.GetBoardThickness();
 
    WX_UNIT_ENTRY_DIALOG dlg( m_parentFrame, _( "3D Preview Options" ), _( "Board thickness:" ),
                              thickness );
 
    if( dlg.ShowModal() != wxID_OK )
        return;
 
    bds.SetBoardThickness( dlg.GetValue() );
 
    BOARD_STACKUP& boardStackup = m_dummyBoard->GetDesignSettings().GetStackupDescriptor();
    boardStackup.RemoveAll();
    boardStackup.BuildDefaultStackupList( &bds, 2 );
 
    UpdateDummyFootprint( true );
 
    m_previewPane->ReloadRequest();
    m_previewPane->Refresh();
}
 
 
void PANEL_PREVIEW_3D_MODEL::doIncrementScale( wxSpinEvent& event, double aSign )
{
    wxSpinButton* spinCtrl = (wxSpinButton*) event.GetEventObject();
 
    wxTextCtrl * textCtrl = xscale;
 
    if( spinCtrl == m_spinYscale )
        textCtrl = yscale;
    else if( spinCtrl == m_spinZscale )
        textCtrl = zscale;
 
    double step = SCALE_INCREMENT;
 
    if( wxGetMouseState().ShiftDown( ) )
        step = SCALE_INCREMENT_FINE;
 
    double curr_value = EDA_UNIT_UTILS::UI::DoubleValueFromString( pcbIUScale, EDA_UNITS::UNSCALED,
                                                                   textCtrl->GetValue() );
 
    curr_value += ( step * aSign );
    curr_value = std::max( 1/MAX_SCALE, curr_value );
    curr_value = std::min( curr_value, MAX_SCALE );
 
    textCtrl->SetValue( formatScaleValue( curr_value ) );
}
 
 
void PANEL_PREVIEW_3D_MODEL::doIncrementRotation( wxSpinEvent& aEvent, double aSign )
{
    wxSpinButton* spinCtrl = (wxSpinButton*) aEvent.GetEventObject();
    wxTextCtrl* textCtrl = xrot;
 
    if( spinCtrl == m_spinYrot )
        textCtrl = yrot;
    else if( spinCtrl == m_spinZrot )
        textCtrl = zrot;
 
    double step = ROTATION_INCREMENT;
 
    if( wxGetMouseState().ShiftDown( ) )
        step = ROTATION_INCREMENT_FINE;
 
    double curr_value = EDA_UNIT_UTILS::UI::DoubleValueFromString( unityScale, EDA_UNITS::DEGREES,
                                                                   textCtrl->GetValue() );
 
    curr_value += ( step * aSign );
    curr_value = std::max( -MAX_ROTATION, curr_value );
    curr_value = std::min( curr_value, MAX_ROTATION );
 
    textCtrl->SetValue( formatRotationValue( curr_value ) );
}
 
 
void PANEL_PREVIEW_3D_MODEL::doIncrementOffset( wxSpinEvent& event, double aSign )
{
    wxSpinButton* spinCtrl = (wxSpinButton*) event.GetEventObject();
 
    wxTextCtrl * textCtrl = xoff;
 
    if( spinCtrl == m_spinYoffset )
        textCtrl = yoff;
    else if( spinCtrl == m_spinZoffset )
        textCtrl = zoff;
 
    double step_mm = OFFSET_INCREMENT_MM;
 
    if( wxGetMouseState().ShiftDown( ) )
        step_mm = OFFSET_INCREMENT_MM_FINE;
 
    if( m_userUnits == EDA_UNITS::MILS || m_userUnits == EDA_UNITS::INCHES )
    {
        step_mm = 25.4*OFFSET_INCREMENT_MIL/1000;
 
        if( wxGetMouseState().ShiftDown( ) )
            step_mm = 25.4*OFFSET_INCREMENT_MIL_FINE/1000;;
    }
 
    double curr_value_mm = EDA_UNIT_UTILS::UI::DoubleValueFromString( pcbIUScale, m_userUnits,
                                                                      textCtrl->GetValue() )
                           / pcbIUScale.IU_PER_MM;
 
    curr_value_mm += ( step_mm * aSign );
    curr_value_mm = std::max( -MAX_OFFSET, curr_value_mm );
    curr_value_mm = std::min( curr_value_mm, MAX_OFFSET );
 
    textCtrl->SetValue( formatOffsetValue( curr_value_mm ) );
}
 
 
void PANEL_PREVIEW_3D_MODEL::onMouseWheelScale( wxMouseEvent& event )
{
    wxTextCtrl* textCtrl = (wxTextCtrl*) event.GetEventObject();
 
    double step = SCALE_INCREMENT;
 
    if( event.ShiftDown( ) )
        step = SCALE_INCREMENT_FINE;
 
    if( event.GetWheelRotation() >= 0 )
        step = -step;
 
    double curr_value = EDA_UNIT_UTILS::UI::DoubleValueFromString( pcbIUScale, EDA_UNITS::UNSCALED,
                                                                   textCtrl->GetValue() );
 
    curr_value += step;
    curr_value = std::max( 1/MAX_SCALE, curr_value );
    curr_value = std::min( curr_value, MAX_SCALE );
 
    textCtrl->SetValue( formatScaleValue( curr_value ) );
}
 
 
void PANEL_PREVIEW_3D_MODEL::onMouseWheelRot( wxMouseEvent& event )
{
    wxTextCtrl* textCtrl = (wxTextCtrl*) event.GetEventObject();
 
    double step = ROTATION_INCREMENT;
 
    if( event.ShiftDown( ) )
        step = ROTATION_INCREMENT_FINE;
 
    if( event.GetWheelRotation() >= 0 )
        step = -step;
 
    double curr_value = EDA_UNIT_UTILS::UI::DoubleValueFromString( unityScale, EDA_UNITS::DEGREES,
                                                                   textCtrl->GetValue() );
 
    curr_value += step;
    curr_value = std::max( -MAX_ROTATION, curr_value );
    curr_value = std::min( curr_value, MAX_ROTATION );
 
    textCtrl->SetValue( formatRotationValue( curr_value ) );
}
 
 
void PANEL_PREVIEW_3D_MODEL::onMouseWheelOffset( wxMouseEvent& event )
{
    wxTextCtrl* textCtrl = (wxTextCtrl*) event.GetEventObject();
 
    double step_mm = OFFSET_INCREMENT_MM;
 
    if( event.ShiftDown( ) )
        step_mm = OFFSET_INCREMENT_MM_FINE;
 
    if( m_userUnits == EDA_UNITS::MILS || m_userUnits == EDA_UNITS::INCHES )
    {
        step_mm = 25.4*OFFSET_INCREMENT_MIL/1000.0;
 
        if( event.ShiftDown( ) )
            step_mm = 25.4*OFFSET_INCREMENT_MIL_FINE/1000.0;
    }
 
    if( event.GetWheelRotation() >= 0 )
        step_mm = -step_mm;
 
    double curr_value_mm = EDA_UNIT_UTILS::UI::DoubleValueFromString( pcbIUScale, m_userUnits,
                                                                      textCtrl->GetValue() )
                           / pcbIUScale.IU_PER_MM;
 
    curr_value_mm += step_mm;
    curr_value_mm = std::max( -MAX_OFFSET, curr_value_mm );
    curr_value_mm = std::min( curr_value_mm, MAX_OFFSET );
 
    textCtrl->SetValue( formatOffsetValue( curr_value_mm ) );
}
 
 
void PANEL_PREVIEW_3D_MODEL::onUnitsChanged( wxCommandEvent& aEvent )
{
    double xoff_mm = EDA_UNIT_UTILS::UI::DoubleValueFromString( pcbIUScale, m_userUnits,
                                                                xoff->GetValue() )
                     / pcbIUScale.IU_PER_MM;
    double yoff_mm = EDA_UNIT_UTILS::UI::DoubleValueFromString( pcbIUScale, m_userUnits,
                                                                yoff->GetValue() )
                     / pcbIUScale.IU_PER_MM;
    double zoff_mm = EDA_UNIT_UTILS::UI::DoubleValueFromString( pcbIUScale, m_userUnits,
                                                                zoff->GetValue() )
                     / pcbIUScale.IU_PER_MM;
 
    PCB_BASE_FRAME* frame = static_cast<PCB_BASE_FRAME*>( aEvent.GetClientData() );
    m_userUnits = frame->GetUserUnits();
 
    xoff->SetValue( formatOffsetValue( xoff_mm ) );
    yoff->SetValue( formatOffsetValue( yoff_mm ) );
    zoff->SetValue( formatOffsetValue( zoff_mm ) );
 
    aEvent.Skip();
}
 
 
void PANEL_PREVIEW_3D_MODEL::onPanelShownEvent( wxCommandEvent& aEvent )
{
    if( m_spaceMouse )
    {
        m_spaceMouse->SetFocus( static_cast<bool>( aEvent.GetInt() ) );
    }
 
    aEvent.Skip();
}
 
 
void PANEL_PREVIEW_3D_MODEL::UpdateDummyFootprint( bool aReloadRequired )
{
    m_dummyFootprint->Models().clear();
 
    for( FP_3DMODEL& model : *m_parentModelList )
    {
        if( model.m_Show )
            m_dummyFootprint->Models().push_back( model );
    }
 
    if( aReloadRequired )
        m_previewPane->ReloadRequest();
 
    m_previewPane->Request_refresh();
}
 
 
void PANEL_PREVIEW_3D_MODEL::onModify()
{
    KIWAY_HOLDER* kiwayHolder = dynamic_cast<KIWAY_HOLDER*>( wxGetTopLevelParent( this ) );
 
    if( kiwayHolder && kiwayHolder->GetType() == KIWAY_HOLDER::DIALOG )
        static_cast<DIALOG_SHIM*>( kiwayHolder )->OnModify();
}