1 /**************************************************************************
4 * Based on gui.cxx and renamed on 2002/08/13 by Erik Hofman.
6 * Written 1998 by Durk Talsma, started Juni, 1998. For the flight gear
9 * Additional mouse supported added by David Megginson, 1999.
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of the
14 * License, or (at your option) any later version.
16 * This program is distributed in the hope that it will be useful, but
17 * WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
26 **************************************************************************/
33 #include <simgear/compiler.h>
35 #ifdef SG_MATH_EXCEPTION_CLASH
45 #if defined(FX) && defined(XMESA)
46 # include <GL/xmesa.h>
57 # include <shellapi.h>
59 # include <sys/cygwin.h>
65 #include <simgear/constants.h>
66 #include <simgear/debug/logstream.hxx>
67 #include <simgear/misc/sg_path.hxx>
68 #include <simgear/screen/screen-dump.hxx>
70 #include <Include/general.hxx>
71 #include <Aircraft/aircraft.hxx>
72 #include <Aircraft/controls.hxx>
73 #include <Airports/simple.hxx>
74 #include <Cockpit/panel.hxx>
75 #include <FDM/flight.hxx>
76 #include <Main/main.hxx>
77 #include <Main/fg_init.hxx>
78 #include <Main/fg_io.hxx>
79 #include <Main/globals.hxx>
80 #include <Main/fg_props.hxx>
81 #include <Main/renderer.hxx>
82 #include <Main/viewmgr.hxx>
83 #include <GUI/new_gui.hxx>
85 #if defined( WIN32 ) && !defined( __CYGWIN__ ) && !defined(__MINGW32__)
86 # include <simgear/screen/win32-printer.h>
87 # include <simgear/screen/GlBitmaps.h>
96 #if defined( TR_HIRES_SNAP)
97 #include <simgear/screen/tr.h>
98 extern void fgUpdateHUD( GLfloat x_start, GLfloat y_start,
99 GLfloat x_end, GLfloat y_end );
103 const __fg_gui_fn_t __fg_gui_fn[] = {
108 {"dumpHiResSnapShot", fgHiResDumpWrapper},
110 {"dumpSnapShot", fgDumpSnapShotWrapper},
111 #if defined( WIN32 ) && !defined( __CYGWIN__) && !defined(__MINGW32__)
112 {"printScreen", printScreen},
117 // Structure termination
122 /* ================ General Purpose Functions ================ */
124 // General Purpose Message Box. Makes sure no more than 5 different
125 // messages are displayed at the same time, and none of them are
126 // duplicates. (5 is a *lot*, but this will hardly ever be reached
127 // and we don't want to miss any, either.)
128 void mkDialog (const char *txt)
130 NewGUI *gui = (NewGUI *)globals->get_subsystem("gui");
133 SGPropertyNode *master = gui->getDialogProperties("message");
137 const int maxdialogs = 5;
139 SGPropertyNode *msg = fgGetNode("/sim/gui/dialogs", true);
141 for (i = 0; i < maxdialogs; i++) {
142 std::ostringstream s;
143 s << "message-" << i;
146 if (!msg->getNode(name.c_str(), false))
149 if (!strcmp(txt, msg->getNode(name.c_str())->getStringValue("message"))) {
150 SG_LOG(SG_GENERAL, SG_WARN, "mkDialog(): duplicate of message " << txt);
156 msg = msg->getNode(name.c_str(), true);
157 msg->setStringValue("message", txt);
158 msg = msg->getNode("dialog", true);
159 copyProperties(master, msg);
160 msg->setStringValue("name", name.c_str());
162 gui->showDialog(name.c_str());
165 // Message Box to report an error.
166 void guiErrorMessage (const char *txt)
168 SG_LOG(SG_GENERAL, SG_ALERT, txt);
172 // Message Box to report a throwable (usually an exception).
173 void guiErrorMessage (const char *txt, const sg_throwable &throwable)
177 msg += throwable.getFormattedMessage();
178 if (!throwable.getOrigin().empty()) {
179 msg += "\n (reported by ";
180 msg += throwable.getOrigin();
183 SG_LOG(SG_GENERAL, SG_ALERT, msg);
184 mkDialog(msg.c_str());
189 /* -----------------------------------------------------------------------
190 the Gui callback functions
191 ____________________________________________________________________*/
194 // Hier Neu :-) This is my newly added code
195 // Added by David Findlay <nedz@bigpond.com>
196 // on Sunday 3rd of December
203 #if defined(FX) && !defined(WIN32)
204 # if defined(XMESA_FX_FULLSCREEN) && defined(XMESA_FX_WINDOW)
205 if ( globals->get_fullscreen() ) {
206 globals->set_fullscreen(false);
207 XMesaSetFXmode( XMESA_FX_WINDOW );
212 SGPath path( globals->get_fg_root() );
213 path.append( "Docs/index.html" );
217 string help_app = fgGetString("/sim/startup/browser-app");
219 if ( system("xwininfo -name Netscape > /dev/null 2>&1") == 0 ) {
220 command = help_app + " -remote \"openURL(" + path.str() + ")\"";
222 command = help_app + " " + path.str();
225 system( command.c_str() );
229 // Look for favorite browser
230 char Dummy[1024], ExecName[1024], browserParameter[1024];
231 char win32_name[1024];
233 cygwin32_conv_to_full_win32_path(path.c_str(),win32_name);
235 strncpy(win32_name,path.c_str(), 1024);
238 FindExecutable(win32_name, Dummy, ExecName);
239 snprintf(browserParameter, 1024, "file:///%s", win32_name);
240 ShellExecute ( NULL, "open", ExecName, browserParameter, Dummy,
245 mkDialog ("Help started in your web browser window.");
248 #if defined( TR_HIRES_SNAP)
253 bool show_pu_cursor = false;
254 bool menu_status = fgGetBool("/sim/menubar/visibility");
255 char *filename = new char [24];
256 static int count = 1;
258 static const SGPropertyNode *master_freeze
259 = fgGetNode("/sim/freeze/master");
261 bool freeze = master_freeze->getBoolValue();
263 fgSetBool("/sim/freeze/master", true);
266 fgSetBool("/sim/menubar/visibility", false);
268 if ( !puCursorIsHidden() ) {
269 show_pu_cursor = true;
273 FGRenderer *renderer = globals->get_renderer();
275 renderer->resize( fgGetInt("/sim/startup/xsize"),
276 fgGetInt("/sim/startup/ysize") );
278 // we need two render frames here to clear the menu and cursor
279 // ... not sure why but doing an extra fgRenderFrame() shouldn't
281 //renderer->update( true );
282 //renderer->update( true );
284 // This ImageSize stuff is a temporary hack
285 // should probably use 128x128 tile size and
286 // support any image size
288 // This should be a requester to get multiplier from user
289 int multiplier = fgGetInt("/sim/startup/hires-multiplier", 3);
290 int width = fgGetInt("/sim/startup/xsize");
291 int height = fgGetInt("/sim/startup/ysize");
293 /* allocate buffer large enough to store one tile */
294 GLubyte *tile = (GLubyte *)malloc(width * height * 3 * sizeof(GLubyte));
296 printf("Malloc of tile buffer failed!\n");
300 int imageWidth = multiplier*width;
301 int imageHeight = multiplier*height;
303 /* allocate buffer to hold a row of tiles */
305 = (GLubyte *)malloc(imageWidth * height * 3 * sizeof(GLubyte));
308 printf("Malloc of tile row buffer failed!\n");
311 TRcontext *tr = trNew();
312 trTileSize(tr, width, height, 0);
313 trTileBuffer(tr, GL_RGB, GL_UNSIGNED_BYTE, tile);
314 trImageSize(tr, imageWidth, imageHeight);
315 trRowOrder(tr, TR_TOP_TO_BOTTOM);
317 // sgFrustum *frustum = ssgGetFrustum();
319 // frustum->getLeft(), frustum->getRight(),
320 // frustum->getBot(), frustum->getTop(),
321 // frustum->getNear(), frustum->getFar());
323 /* Prepare ppm output file */
324 while (count < 1000) {
325 snprintf(filename, 24, "fgfs-screen-%03d.ppm", count++);
326 if ( (f = fopen(filename, "r")) == NULL )
330 f = fopen(filename, "wb");
332 printf("Couldn't open image file: %s\n", filename);
338 fprintf(f,"# ppm-file created by %s\n", "trdemo2");
339 fprintf(f,"%i %i\n", imageWidth, imageHeight);
342 /* just to be safe... */
343 glPixelStorei(GL_PACK_ALIGNMENT, 1);
345 /* Because the HUD and Panel change the ViewPort we will
346 * need to handle some lowlevel stuff ourselves */
347 int ncols = trGet(tr, TR_COLUMNS);
348 int nrows = trGet(tr, TR_ROWS);
350 bool do_hud = fgGetBool("/sim/hud/visibility");
351 GLfloat hud_col_step = 640.0 / ncols;
352 GLfloat hud_row_step = 480.0 / nrows;
354 bool do_panel = fgPanelVisible();
355 GLfloat panel_col_step = globals->get_current_panel()->getWidth() / ncols;
356 GLfloat panel_row_step = globals->get_current_panel()->getHeight() / nrows;
358 glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
359 glHint(GL_POLYGON_SMOOTH_HINT, GL_NICEST);
360 glHint(GL_LINE_SMOOTH_HINT, GL_NICEST);
361 glHint(GL_POINT_SMOOTH_HINT, GL_NICEST);
362 glHint(GL_FOG_HINT, GL_NICEST);
368 int curColumn = trGet(tr, TR_CURRENT_COLUMN);
369 int curRow = trGet(tr, TR_CURRENT_ROW);
371 renderer->update( false );
374 // fgUpdateHUD( curColumn*hud_col_step, curRow*hud_row_step,
375 // (curColumn+1)*hud_col_step, (curRow+1)*hud_row_step );
378 // globals->get_current_panel()->update(
379 // curColumn*panel_col_step, panel_col_step,
380 // curRow*panel_row_step, panel_row_step );
381 more = trEndTile(tr);
383 /* save tile into tile row buffer*/
384 int curTileWidth = trGet(tr, TR_CURRENT_TILE_WIDTH);
385 int bytesPerImageRow = imageWidth * 3*sizeof(GLubyte);
386 int bytesPerTileRow = (width) * 3*sizeof(GLubyte);
387 int xOffset = curColumn * bytesPerTileRow;
388 int bytesPerCurrentTileRow = (curTileWidth) * 3*sizeof(GLubyte);
390 for (i=0;i<height;i++) {
391 memcpy(buffer + i*bytesPerImageRow + xOffset, /* Dest */
392 tile + i*bytesPerTileRow, /* Src */
393 bytesPerCurrentTileRow); /* Byte count*/
396 if (curColumn == trGet(tr, TR_COLUMNS)-1) {
397 /* write this buffered row of tiles to the file */
398 int curTileHeight = trGet(tr, TR_CURRENT_TILE_HEIGHT);
399 int bytesPerImageRow = imageWidth * 3*sizeof(GLubyte);
401 for (i=0;i<curTileHeight;i++) {
402 /* Remember, OpenGL images are bottom to top. Have to reverse. */
403 GLubyte *rowPtr = buffer + (curTileHeight-1-i) * bytesPerImageRow;
404 fwrite(rowPtr, 1, imageWidth*3, f);
410 renderer->resize( width, height );
414 glHint(GL_POLYGON_SMOOTH_HINT, GL_DONT_CARE);
415 glHint(GL_LINE_SMOOTH_HINT, GL_DONT_CARE);
416 glHint(GL_POINT_SMOOTH_HINT, GL_DONT_CARE);
417 glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_DONT_CARE);
418 if ( (!strcmp(fgGetString("/sim/rendering/fog"), "disabled")) ||
419 (!fgGetBool("/sim/rendering/shading"))) {
420 // if fastest fog requested, or if flat shading force fastest
421 glHint ( GL_FOG_HINT, GL_FASTEST );
422 } else if ( !strcmp(fgGetString("/sim/rendering/fog"), "nicest") ) {
423 glHint ( GL_FOG_HINT, GL_DONT_CARE );
428 message = "Snapshot saved to \"";
431 mkDialog (message.c_str());
438 if ( show_pu_cursor ) {
443 fgSetBool("/sim/menubar/visibility", menu_status);
446 fgSetBool("/sim/freeze/master", false);
449 #endif // #if defined( TR_HIRES_SNAP)
452 #if defined( WIN32 ) && !defined( __CYGWIN__) && !defined(__MINGW32__)
454 void rotateView( double roll, double pitch, double yaw )
460 GLubyte *hiResScreenCapture( int multiplier )
462 float oldfov = fgGetDouble("/sim/current-view/field-of-view");
463 float fov = oldfov / multiplier;
464 FGViewer *v = globals->get_current_view();
465 fgSetDouble("/sim/current-view/field-of-view", fov);
466 // globals->get_renderer()->init();
467 int cur_width = fgGetInt("/sim/startup/xsize");
468 int cur_height = fgGetInt("/sim/startup/ysize");
470 // New empty (mostly) bitmap
471 b1 = new GlBitmap( GL_RGB, 1, 1, (unsigned char *)"123" );
473 for ( y = 0; y < multiplier; y++ ) {
474 for ( x = 0; x < multiplier; x++ ) {
475 globals->get_renderer()->resize( cur_width, cur_height );
477 rotateView( 0, (y*fov)-((multiplier-1)*fov/2), (x*fov)-((multiplier-1)*fov/2) );
478 globals->get_renderer()->update( false );
481 b1->copyBitmap( &b2, cur_width*x, cur_height*y );
484 fgSetDouble("/sim/current-view/field-of-view", oldfov);
485 return b1->getBitmap();
489 #if defined( WIN32 ) && !defined( __CYGWIN__) && !defined(__MINGW32__)
490 // win32 print screen function
491 void printScreen () {
492 bool show_pu_cursor = false;
494 if ( !puCursorIsHidden() ) {
495 show_pu_cursor = true;
499 CGlPrinter p( CGlPrinter::PRINT_BITMAP );
500 int cur_width = fgGetInt("/sim/startup/xsize");
501 int cur_height = fgGetInt("/sim/startup/ysize");
502 p.Begin( "FlightGear", cur_width*3, cur_height*3 );
503 p.End( hiResScreenCapture(3) );
505 if ( show_pu_cursor ) {
510 #endif // #ifdef WIN32
513 void fgDumpSnapShotWrapper () {
518 void fgHiResDumpWrapper () {
523 // do a screen snap shot
524 bool fgDumpSnapShot () {
525 bool show_pu_cursor = false;
526 static SGConstPropertyNode_ptr master_freeze = fgGetNode("/sim/freeze/master");
528 bool freeze = master_freeze->getBoolValue();
530 fgSetBool("/sim/freeze/master", true);
534 if ( !puCursorIsHidden() ) {
535 show_pu_cursor = true;
538 fgSetBool("/sim/signals/screenshot", true);
540 FGRenderer *renderer = globals->get_renderer();
541 renderer->resize( fgGetInt("/sim/startup/xsize"),
542 fgGetInt("/sim/startup/ysize") );
544 // we need two render frames here to clear the menu and cursor
545 // ... not sure why but doing an extra fgRenderFrame() shouldn't
547 renderer->update( true );
548 renderer->update( true );
550 string dir = fgGetString("/sim/paths/screenshot-dir", fgGetString("/sim/fg-current"));
551 SGPath path(dir + '/');
552 if (path.create_dir( 0755 )) {
553 SG_LOG(SG_GENERAL, SG_ALERT, "Cannot create screenshot directory '"
554 << dir << "'. Trying home directory.");
555 dir = fgGetString("/sim/fg-home");
559 static int count = 1;
560 while (count < 1000) {
561 snprintf(filename, 24, "fgfs-screen-%03d.ppm", count++);
571 int result = sg_glDumpWindow(path.c_str(),
572 fgGetInt("/sim/startup/xsize"),
573 fgGetInt("/sim/startup/ysize"));
575 fgSetString("/sim/paths/screenshot-last", path.c_str());
576 fgSetBool("/sim/signals/screenshot", false);
578 if ( show_pu_cursor ) {
585 fgSetBool("/sim/freeze/master", false);
590 // do an entire scenegraph dump
591 void fgDumpSceneGraph()
593 char *filename = new char [24];
595 static int count = 1;
597 FGRenderer *renderer = globals->get_renderer();
599 static const SGPropertyNode *master_freeze
600 = fgGetNode("/sim/freeze/master");
602 bool freeze = master_freeze->getBoolValue();
604 fgSetBool("/sim/freeze/master", true);
607 while (count < 1000) {
609 snprintf(filename, 24, "fgfs-graph-%03d.osg", count++);
610 if ( (fp = fopen(filename, "r")) == NULL )
615 if ( fgDumpSceneGraphToFile(filename)) {
616 message = "Entire scene graph saved to \"";
620 message = "Failed to save to \"";
625 mkDialog (message.c_str());
630 fgSetBool("/sim/freeze/master", false);
635 // do an terrain branch dump
636 void fgDumpTerrainBranch()
638 char *filename = new char [24];
640 static int count = 1;
642 FGRenderer *renderer = globals->get_renderer();
644 static const SGPropertyNode *master_freeze
645 = fgGetNode("/sim/freeze/master");
647 bool freeze = master_freeze->getBoolValue();
649 fgSetBool("/sim/freeze/master", true);
652 while (count < 1000) {
654 snprintf(filename, 24, "fgfs-graph-%03d.osg", count++);
655 if ( (fp = fopen(filename, "r")) == NULL )
660 if ( fgDumpTerrainBranchToFile(filename)) {
661 message = "Terrain graph saved to \"";
665 message = "Failed to save to \"";
670 mkDialog (message.c_str());
675 fgSetBool("/sim/freeze/master", false);