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flightgear/src/GUI/gui.cxx

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/**************************************************************************
* gui.cxx
*
* Written 1998 by Durk Talsma, started Juni, 1998. For the flight gear
* project.
*
* Additional mouse supported added by David Megginson, 1999.
*
* 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, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id$
**************************************************************************/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <simgear/compiler.h>
#ifdef SG_MATH_EXCEPTION_CLASH
# include <math.h>
#endif
#ifdef HAVE_WINDOWS_H
# include <windows.h>
#endif
#include <GL/glut.h>
#include <GL/gl.h>
#if defined(FX) && defined(XMESA)
# include <GL/xmesa.h>
#endif
#include STL_FSTREAM
#include STL_STRING
#include <stdlib.h>
#include <string.h>
#include <simgear/constants.h>
#include <simgear/debug/logstream.hxx>
#include <simgear/misc/sg_path.hxx>
#include <simgear/screen/screen-dump.hxx>
#include <Include/general.hxx>
#include <Aircraft/aircraft.hxx>
#include <Airports/simple.hxx>
#include <Autopilot/auto_gui.hxx>
#include <Autopilot/newauto.hxx>
#include <Cockpit/panel.hxx>
#include <Controls/controls.hxx>
#include <FDM/flight.hxx>
#include <Main/bfi.hxx>
#include <Main/fg_init.hxx>
#include <Main/fg_io.hxx>
#include <Main/globals.hxx>
#include <Main/fg_props.hxx>
#include <Main/options.hxx>
#ifdef FG_NETWORK_OLK
#include <NetworkOLK/network.h>
#endif
#if defined( WIN32 ) && !defined( __CYGWIN__ )
# include <simgear/screen/win32-printer.h>
# include <simgear/screen/GlBitmaps.h>
#endif
#include "gui.h"
#include "gui_local.hxx"
#include "apt_dlg.hxx"
#include "net_dlg.hxx"
#include "sgVec3Slider.hxx"
SG_USING_STD(string);
#ifndef SG_HAVE_NATIVE_SGI_COMPILERS
SG_USING_STD(cout);
#endif
// main.cxx hack, should come from an include someplace
extern void fgInitVisuals( void );
extern void fgReshape( int width, int height );
extern void fgRenderFrame( void );
puFont guiFnt = 0;
fntTexFont *guiFntHandle = 0;
int gui_menu_on = 0;
static puMenuBar *mainMenuBar = 0;
//static puButton *hideMenuButton = 0;
static puDialogBox *dialogBox = 0;
static puFrame *dialogFrame = 0;
static puText *dialogBoxMessage = 0;
static puOneShot *dialogBoxOkButton = 0;
static puDialogBox *YNdialogBox = 0;
static puFrame *YNdialogFrame = 0;
static puText *YNdialogBoxMessage = 0;
static puOneShot *YNdialogBoxOkButton = 0;
static puOneShot *YNdialogBoxNoButton = 0;
static char msg_OK[] = "OK";
static char msg_NO[] = "NO";
static char msg_YES[] = "YES";
static char msg_CANCEL[] = "Cancel";
static char msg_RESET[] = "Reset";
char *gui_msg_OK; // "OK"
char *gui_msg_NO; // "NO"
char *gui_msg_YES; // "YES"
char *gui_msg_CANCEL; // "CANCEL"
char *gui_msg_RESET; // "RESET"
static char global_dialog_string[256];
// from cockpit.cxx
extern void fgLatLonFormatToggle( puObject *);
/* ================ General Purpose Functions ================ */
// Intercept the Escape Key
void ConfirmExitDialog(void)
{
FG_PUSH_PUI_DIALOG( YNdialogBox );
}
// General Purpose Message Box
void mkDialog (const char *txt)
{
strncpy(global_dialog_string, txt, 256);
dialogBoxMessage->setLabel(global_dialog_string);
FG_PUSH_PUI_DIALOG( dialogBox );
}
// Toggle the Menu and Mouse display state
void guiToggleMenu(void)
{
if( gui_menu_on ) {
// printf("Hiding Menu\n");
mainMenuBar->hide ();
#if defined(WIN32_CURSOR_TWEAKS)
if( mouse_mode == MOUSE_POINTER )
TurnCursorOff();
#endif // #ifdef WIN32_CURSOR_TWEAKS
} else {
// printf("Showing Menu\n");
mainMenuBar->reveal();
#ifdef WIN32
TurnCursorOn();
#endif // #ifdef WIN32
}
gui_menu_on = ~gui_menu_on;
}
/* -----------------------------------------------------------------------
the Gui callback functions
____________________________________________________________________*/
// Hier Neu :-) This is my newly added code
// Added by David Findlay <nedz@bigpond.com>
// on Sunday 3rd of December
// Start new Save Dialog Box
static puDialogBox *SaveDialog = 0;
static puFrame *SaveDialogFrame = 0;
static puText *SaveDialogMessage = 0;
static puInput *SaveDialogInput = 0;
static puOneShot *SaveDialogOkButton = 0;
static puOneShot *SaveDialogCancelButton = 0;
static puOneShot *SaveDialogResetButton = 0;
// Default save filename
static char saveFile[256] = "fgfs.sav";
// Cancel Button
void SaveDialogCancel(puObject *) {
FG_POP_PUI_DIALOG( SaveDialog );
}
// If press OK do this
void SaveDialogOk(puObject*) {
FG_POP_PUI_DIALOG( SaveDialog );
char *s;
SaveDialogInput->getValue(&s);
ofstream output(s);
cout << saveFile << endl;
if (output.good() && fgSaveFlight(output)) {
output.close();
mkDialog("Saved flight");
SG_LOG(SG_INPUT, SG_INFO, "Saved flight");
} else {
mkDialog("Cannot save flight");
SG_LOG(SG_INPUT, SG_ALERT, "Cannot save flight");
}
}
// Create Dialog
static void saveFlight(puObject *cv) {
SaveDialog = new puDialogBox (150, 50);
{
SaveDialogFrame = new puFrame (0,0,350, 150);
SaveDialogMessage = new puText (
(150 - puGetStringWidth( puGetDefaultLabelFont(), "File Name:" ) / 2), 110);
SaveDialogMessage -> setLabel ("File Name:");
SaveDialogInput = new puInput (50, 70, 300, 100);
SaveDialogInput -> setValue (saveFile);
SaveDialogInput -> acceptInput();
SaveDialogOkButton = new puOneShot (50, 10, 110, 50);
SaveDialogOkButton -> setLegend (gui_msg_OK);
SaveDialogOkButton -> setCallback ( SaveDialogOk );
SaveDialogOkButton -> makeReturnDefault(TRUE);
SaveDialogCancelButton = new puOneShot (140, 10, 210, 50);
SaveDialogCancelButton -> setLegend (gui_msg_CANCEL);
SaveDialogCancelButton -> setCallback ( SaveDialogCancel );
}
FG_FINALIZE_PUI_DIALOG( SaveDialog );
SaveDialog -> reveal();
}
// Load Dialog Start
static puDialogBox *LoadDialog = 0;
static puFrame *LoadDialogFrame = 0;
static puText *LoadDialogMessage = 0;
static puInput *LoadDialogInput = 0;
static puOneShot *LoadDialogOkButton = 0;
static puOneShot *LoadDialogCancelButton = 0;
static puOneShot *LoadDialogResetButton = 0;
// Default load filename
static char loadFile[256] = "fgfs.sav";
// Do this if the person click okay
void LoadDialogOk(puObject *) {
FG_POP_PUI_DIALOG( LoadDialog );
char *l;
LoadDialogInput->getValue(&l);
ifstream input(l);
if (input.good() && fgLoadFlight(input)) {
input.close();
mkDialog("Loaded flight");
SG_LOG(SG_INPUT, SG_INFO, "Restored flight");
} else {
mkDialog("Failed to load flight");
SG_LOG(SG_INPUT, SG_ALERT, "Cannot load flight");
}
}
// Do this is the person presses cancel
void LoadDialogCancel(puObject *) {
FG_POP_PUI_DIALOG( LoadDialog );
}
// Create Load Dialog
static void loadFlight(puObject *cb)
{
LoadDialog = new puDialogBox (150, 50);
{
LoadDialogFrame = new puFrame (0,0,350, 150);
LoadDialogMessage = new puText (
(150 - puGetStringWidth( puGetDefaultLabelFont(), "File Name:" ) / 2), 110);
LoadDialogMessage -> setLabel ("File Name:");
LoadDialogInput = new puInput (50, 70, 300, 100);
LoadDialogInput -> setValue (loadFile);
LoadDialogInput -> acceptInput();
LoadDialogOkButton = new puOneShot (50, 10, 110, 50);
LoadDialogOkButton -> setLegend (gui_msg_OK);
LoadDialogOkButton -> setCallback ( LoadDialogOk );
LoadDialogOkButton -> makeReturnDefault(TRUE);
LoadDialogCancelButton = new puOneShot (140, 10, 210, 50);
LoadDialogCancelButton -> setLegend (gui_msg_CANCEL);
LoadDialogCancelButton -> setCallback ( LoadDialogCancel );
}
FG_FINALIZE_PUI_DIALOG( LoadDialog );
LoadDialog -> reveal();
}
// This is the accessor function
void guiTogglePanel(puObject *cb)
{
if (fgGetBool("/sim/panel/visibility"))
fgSetBool("/sim/panel/visibility", false);
else
fgSetBool("/sim/panel/visibility", true);
fgReshape(fgGetInt("/sim/startup/xsize"),
fgGetInt("/sim/startup/ysize"));
}
//void MenuHideMenuCb(puObject *cb)
void hideMenuCb (puObject *cb)
{
guiToggleMenu();
}
void goodBye(puObject *)
{
// SG_LOG( SG_INPUT, SG_ALERT,
// "Program exiting normally at user request." );
cout << "Program exiting normally at user request." << endl;
#ifdef FG_NETWORK_OLK
if ( fgGetBool("/sim/networking/network-olk") ) {
if ( net_is_registered == 0 ) fgd_send_com( "8", FGFS_host);
}
#endif
// close all external I/O connections
fgIOShutdownAll();
exit(0);
}
void goAwayCb (puObject *me)
{
FG_POP_PUI_DIALOG( dialogBox );
}
void mkDialogInit (void)
{
// printf("mkDialogInit\n");
int x = (fgGetInt("/sim/startup/xsize")/2 - 400/2);
int y = (fgGetInt("/sim/startup/ysize")/2 - 100/2);
dialogBox = new puDialogBox (x, y); // 150, 50
{
dialogFrame = new puFrame (0,0,400,100);
dialogBoxMessage = new puText (10, 70);
dialogBoxMessage -> setLabel ("");
dialogBoxOkButton = new puOneShot (180, 10, 240, 50);
dialogBoxOkButton -> setLegend (gui_msg_OK);
dialogBoxOkButton -> makeReturnDefault (TRUE );
dialogBoxOkButton -> setCallback (goAwayCb);
}
FG_FINALIZE_PUI_DIALOG( dialogBox );
}
void MayBeGoodBye(puObject *)
{
ConfirmExitDialog();
}
void goAwayYesNoCb(puObject *me)
{
FG_POP_PUI_DIALOG( YNdialogBox);
}
void ConfirmExitDialogInit(void)
{
char msg[] = "Really Quit";
char *s;
// printf("ConfirmExitDialogInit\n");
int len = 200 - puGetStringWidth( puGetDefaultLabelFont(), msg )/2;
int x = (fgGetInt("/sim/startup/xsize")/2 - 400/2);
int y = (fgGetInt("/sim/startup/ysize")/2 - 100/2);
YNdialogBox = new puDialogBox (x, y); // 150, 50
// YNdialogBox = new puDialogBox (150, 50);
{
YNdialogFrame = new puFrame (0,0,400, 100);
YNdialogBoxMessage = new puText (len, 70);
YNdialogBoxMessage -> setDefaultValue (msg);
YNdialogBoxMessage -> getDefaultValue (&s);
YNdialogBoxMessage -> setLabel (s);
YNdialogBoxOkButton = new puOneShot (100, 10, 160, 50);
YNdialogBoxOkButton -> setLegend (gui_msg_OK);
YNdialogBoxOkButton -> makeReturnDefault (TRUE );
YNdialogBoxOkButton -> setCallback (goodBye);
YNdialogBoxNoButton = new puOneShot (240, 10, 300, 50);
YNdialogBoxNoButton -> setLegend (gui_msg_NO);
YNdialogBoxNoButton -> setCallback (goAwayYesNoCb);
}
FG_FINALIZE_PUI_DIALOG( YNdialogBox );
}
void notCb (puObject *)
{
mkDialog ("This function isn't implemented yet");
}
void helpCb (puObject *)
{
string command;
#if defined(FX) && !defined(WIN32)
# if defined(XMESA_FX_FULLSCREEN) && defined(XMESA_FX_WINDOW)
if ( global_fullscreen ) {
global_fullscreen = false;
XMesaSetFXmode( XMESA_FX_WINDOW );
}
# endif
#endif
#if !defined(WIN32)
string url = "http://www.flightgear.org/Docs/InstallGuide/getstart.html";
if ( system("xwininfo -name Netscape > /dev/null 2>&1") == 0 ) {
command = "netscape -remote \"openURL(" + url + ")\" &";
} else {
command = "netscape " + url + " &";
}
#else
command = "webrun.bat";
#endif
system( command.c_str() );
//string text = "Help started in netscape window.";
//mkDialog (text.c_str());
mkDialog ("Help started in netscape window.");
}
#if defined( WIN32 ) && !defined( __CYGWIN__)
static void rotateView( double roll, double pitch, double yaw )
{
// rotate view
}
static GlBitmap *b1 = NULL;
extern FGInterface cur_view_fdm;
GLubyte *hiResScreenCapture( int multiplier )
{
float oldfov = fgGetDouble("/sim/field-of-view");
float fov = oldfov / multiplier;
FGViewer *v = globals->get_current_view();
fgSetDouble("/sim/field-of-view", fov);
fgInitVisuals();
int cur_width = fgGetInt("/sim/startup/xsize");
int cur_height = fgGetInt("/sim/startup/ysize");
if (b1) delete( b1 );
// New empty (mostly) bitmap
b1 = new GlBitmap( GL_RGB, 1, 1, (unsigned char *)"123" );
int x,y;
for ( y = 0; y < multiplier; y++ ) {
for ( x = 0; x < multiplier; x++ ) {
fgReshape( cur_width, cur_height );
// pan to tile
rotateView( 0, (y*fov)-((multiplier-1)*fov/2), (x*fov)-((multiplier-1)*fov/2) );
fgRenderFrame();
// restore view
GlBitmap b2;
b1->copyBitmap( &b2, cur_width*x, cur_height*y );
}
}
fgSetDouble("/sim/field-of-view", oldfov);
return b1->getBitmap();
}
#endif
#if defined( WIN32 ) && !defined( __CYGWIN__)
// win32 print screen function
void printScreen ( puObject *obj ) {
bool show_pu_cursor = false;
TurnCursorOff();
if ( !puCursorIsHidden() ) {
show_pu_cursor = true;
puHideCursor();
}
BusyCursor( 0 );
mainMenuBar->hide();
CGlPrinter p( CGlPrinter::PRINT_BITMAP );
int cur_width = fgGetInt("/sim/startup/xsize");
int cur_height = fgGetInt("/sim/startup/ysize");
p.Begin( "FlightGear", cur_width*3, cur_height*3 );
p.End( hiResScreenCapture(3) );
if( gui_menu_on ) {
mainMenuBar->reveal();
}
BusyCursor(1);
if ( show_pu_cursor ) {
puShowCursor();
}
TurnCursorOn();
}
#endif // #ifdef WIN32
void dumpSnapShot ( puObject *obj ) {
fgDumpSnapShot();
}
// do a screen snap shot
void fgDumpSnapShot () {
bool show_pu_cursor = false;
char *filename = new char [24];
string message;
static int count = 1;
int freeze = globals->get_freeze();
if(!freeze)
globals->set_freeze( true );
mainMenuBar->hide();
TurnCursorOff();
if ( !puCursorIsHidden() ) {
show_pu_cursor = true;
puHideCursor();
}
fgInitVisuals();
fgReshape( fgGetInt("/sim/startup/xsize"),
fgGetInt("/sim/startup/ysize") );
// we need two render frames here to clear the menu and cursor
// ... not sure why but doing an extra fgRenderFrame() shouldn't
// hurt anything
fgRenderFrame();
fgRenderFrame();
while (count < 1000) {
FILE *fp;
snprintf(filename, 24, "fgfs-screen-%03d.ppm", count++);
if ( (fp = fopen(filename, "r")) == NULL )
break;
fclose(fp);
}
if ( sg_glDumpWindow( filename,
fgGetInt("/sim/startup/xsize"),
fgGetInt("/sim/startup/ysize")) ) {
message = "Snap shot saved to ";
message += filename;
} else {
message = "Failed to save to ";
message += filename;
}
mkDialog (message.c_str());
delete [] filename;
if ( show_pu_cursor ) {
puShowCursor();
}
TurnCursorOn();
if( gui_menu_on ) {
mainMenuBar->reveal();
}
if(!freeze)
globals->set_freeze( false );
}
#ifdef FG_NETWORK_OLK
static void net_display_toggle( puObject *cb)
{
net_hud_display = (net_hud_display) ? 0 : 1;
printf("Toggle net_hud_display : %d\n", net_hud_display);
}
static void net_register( puObject *cb)
{
fgd_send_com( "1", FGFS_host );
net_is_registered = 0;
printf("Registering to deamon\n");
}
static void net_unregister( puObject *cb)
{
fgd_send_com( "8", FGFS_host );
net_is_registered = -1;
printf("Unregistering from deamon\n");
}
extern void net_fgd_scan(puObject *cb);
#endif // #ifdef FG_NETWORK_OLK
/* -----------------------------------------------------------------------
The menu stuff
---------------------------------------------------------------------*/
char *fileSubmenu [] = {
"Exit", /* "Close", "---------", */
#if defined( WIN32 ) && !defined( __CYGWIN__)
"Print",
#endif
"Snap Shot",
"---------",
"Reset",
"Load flight",
"Save flight",
NULL
};
puCallback fileSubmenuCb [] = {
MayBeGoodBye, /* hideMenuCb, NULL, */
#if defined( WIN32 ) && !defined( __CYGWIN__)
printScreen,
#endif
/* NULL, notCb, */
dumpSnapShot,
NULL,
reInit,
loadFlight,
saveFlight,
NULL
};
/*
char *editSubmenu [] = {
"Edit text", NULL
};
puCallback editSubmenuCb [] = {
notCb, NULL
};
*/
extern void fgHUDalphaAdjust( puObject * );
char *viewSubmenu [] = {
"HUD Alpha",
"Pilot Offset",
/* "Cockpit View > ", "View >","------------", */
"Toggle Panel...", NULL
};
puCallback viewSubmenuCb [] = {
fgHUDalphaAdjust,
PilotOffsetAdjust,
/* notCb, notCb, NULL, */
guiTogglePanel, NULL
};
// "---------",
char *autopilotSubmenu [] = {
"Toggle HUD Format", "Adjust AP Settings",
"---------",
"Clear Route", "Skip Current Waypoint", "Add Waypoint",
"---------",
"Set Altitude", "Set Heading",
NULL
};
puCallback autopilotSubmenuCb [] = {
fgLatLonFormatToggle, fgAPAdjust,
NULL,
ClearRoute, PopWayPoint, AddWayPoint,
NULL,
NewAltitude, NewHeading,
/* notCb, */ NULL
};
char *environmentSubmenu [] = {
"Goto Airport", /* "Terrain", "Weather", */ NULL
};
puCallback environmentSubmenuCb [] = {
NewAirport, /* notCb, notCb, */ NULL
};
/*
char *optionsSubmenu [] = {
"Preferences", "Realism & Reliablity...", NULL
};
puCallback optionsSubmenuCb [] = {
notCb, notCb, NULL
};
*/
#ifdef FG_NETWORK_OLK
char *networkSubmenu [] = {
"Unregister from FGD ", /* "Send MSG to All", "Send MSG", "Show Pilots", */
"Register to FGD",
"Scan for Deamons", "Enter Callsign", /* "Display Netinfos", */
"Toggle Display", NULL
};
puCallback networkSubmenuCb [] = {
/* notCb, notCb, notCb, notCb, */
net_unregister,
net_register,
net_fgd_scan, NewCallSign,
net_display_toggle, NULL
};
#endif
char *helpSubmenu [] = {
/* "About...", */ "Help", NULL
};
puCallback helpSubmenuCb [] = {
/* notCb, */ helpCb, NULL
};
/* -------------------------------------------------------------------------
init the gui
_____________________________________________________________________*/
void guiInit()
{
char *mesa_win_state;
// Initialize PUI
puInit();
puSetDefaultStyle ( PUSTYLE_SMALL_BEVELLED ); //PUSTYLE_DEFAULT
puSetDefaultColourScheme (0.8, 0.8, 0.8, 0.4);
// Initialize our GLOBAL GUI STRINGS
gui_msg_OK = msg_OK; // "OK"
gui_msg_NO = msg_NO; // "NO"
gui_msg_YES = msg_YES; // "YES"
gui_msg_CANCEL = msg_CANCEL; // "CANCEL"
gui_msg_RESET = msg_RESET; // "RESET"
// Next check home directory
SGPath fntpath;
char* envp = ::getenv( "FG_FONTS" );
if ( envp != NULL ) {
fntpath.set( envp );
} else {
fntpath.set( globals->get_fg_root() );
fntpath.append( "Fonts" );
}
// Install our fast fonts
fntpath.append( "typewriter.txf" );
guiFntHandle = new fntTexFont ;
guiFntHandle -> load ( (char *)fntpath.c_str() ) ;
puFont GuiFont ( guiFntHandle, 15 ) ;
puSetDefaultFonts( GuiFont, GuiFont ) ;
guiFnt = puGetDefaultLabelFont();
if (!fgHasValue("/sim/startup/mouse-pointer")) {
// no preference specified for mouse pointer, attempt to autodetect...
// Determine if we need to render the cursor, or if the windowing
// system will do it. First test if we are rendering with glide.
if ( strstr ( general.get_glRenderer(), "Glide" ) ) {
// Test for the MESA_GLX_FX env variable
if ( (mesa_win_state = getenv( "MESA_GLX_FX" )) != NULL) {
// test if we are fullscreen mesa/glide
if ( (mesa_win_state[0] == 'f') ||
(mesa_win_state[0] == 'F') ) {
puShowCursor ();
}
}
}
// mouse_active = ~mouse_active;
} else if ( !fgGetBool("/sim/startup/mouse-pointer") ) {
// don't show pointer
} else {
// force showing pointer
puShowCursor();
// mouse_active = ~mouse_active;
}
// MOUSE_VIEW mode stuff
initMouseQuat();
// Set up our Dialog Boxes
ConfirmExitDialogInit();
NewAirportInit();
#ifdef FG_NETWORK_OLK
NewNetIdInit();
NewNetFGDInit();
#endif
mkDialogInit();
// Make the menu bar
mainMenuBar = new puMenuBar ();
mainMenuBar -> add_submenu ("File", fileSubmenu, fileSubmenuCb);
// mainMenuBar -> add_submenu ("Edit", editSubmenu, editSubmenuCb);
mainMenuBar -> add_submenu ("View", viewSubmenu, viewSubmenuCb);
mainMenuBar -> add_submenu ("Environment", environmentSubmenu, environmentSubmenuCb);
mainMenuBar -> add_submenu ("Autopilot", autopilotSubmenu, autopilotSubmenuCb);
// mainMenuBar -> add_submenu ("Options", optionsSubmenu, optionsSubmenuCb);
#ifdef FG_NETWORK_OLK
if ( fgGetBool("/sim/networking/network-olk") ) {
mainMenuBar -> add_submenu ("Network", networkSubmenu, networkSubmenuCb);
}
#endif
mainMenuBar -> add_submenu ("Help", helpSubmenu, helpSubmenuCb);
mainMenuBar-> close ();
// Set up menu bar toggle
gui_menu_on = ~0;
}
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