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[] = {
105 {"dumpHiResSnapShot", fgHiResDumpWrapper},
107 {"dumpSnapShot", fgDumpSnapShotWrapper},
108 #if defined( WIN32 ) && !defined( __CYGWIN__) && !defined(__MINGW32__)
109 {"printScreen", printScreen},
114 // Structure termination
119 /* ================ General Purpose Functions ================ */
121 // General Purpose Message Box. Makes sure no more than 5 different
122 // messages are displayed at the same time, and none of them are
123 // duplicates. (5 is a *lot*, but this will hardly ever be reached
124 // and we don't want to miss any, either.)
125 void mkDialog (const char *txt)
127 NewGUI *gui = (NewGUI *)globals->get_subsystem("gui");
130 SGPropertyNode *master = gui->getDialogProperties("message");
134 const int maxdialogs = 5;
136 SGPropertyNode *msg = fgGetNode("/sim/gui/dialogs", true);
138 for (i = 0; i < maxdialogs; i++) {
139 std::ostringstream s;
140 s << "message-" << i;
143 if (!msg->getNode(name.c_str(), false))
146 if (!strcmp(txt, msg->getNode(name.c_str())->getStringValue("message"))) {
147 SG_LOG(SG_GENERAL, SG_WARN, "mkDialog(): duplicate of message " << txt);
153 msg = msg->getNode(name.c_str(), true);
154 msg->setStringValue("message", txt);
155 msg = msg->getNode("dialog", true);
156 copyProperties(master, msg);
157 msg->setStringValue("name", name.c_str());
159 gui->showDialog(name.c_str());
162 // Message Box to report an error.
163 void guiErrorMessage (const char *txt)
165 SG_LOG(SG_GENERAL, SG_ALERT, txt);
169 // Message Box to report a throwable (usually an exception).
170 void guiErrorMessage (const char *txt, const sg_throwable &throwable)
174 msg += throwable.getFormattedMessage();
175 if (!throwable.getOrigin().empty()) {
176 msg += "\n (reported by ";
177 msg += throwable.getOrigin();
180 SG_LOG(SG_GENERAL, SG_ALERT, msg);
181 mkDialog(msg.c_str());
186 /* -----------------------------------------------------------------------
187 the Gui callback functions
188 ____________________________________________________________________*/
191 // Hier Neu :-) This is my newly added code
192 // Added by David Findlay <nedz@bigpond.com>
193 // on Sunday 3rd of December
200 #if defined(FX) && !defined(WIN32)
201 # if defined(XMESA_FX_FULLSCREEN) && defined(XMESA_FX_WINDOW)
202 if ( globals->get_fullscreen() ) {
203 globals->set_fullscreen(false);
204 XMesaSetFXmode( XMESA_FX_WINDOW );
209 SGPath path( globals->get_fg_root() );
210 path.append( "Docs/index.html" );
214 command = globals->get_browser();
215 string::size_type pos;
216 if ((pos = command.find("%u", 0)) != string::npos)
217 command.replace(pos, 2, path.str());
219 command += " " + path.str();
222 system( command.c_str() );
226 // Look for favorite browser
227 char Dummy[1024], ExecName[1024], browserParameter[1024];
228 char win32_name[1024];
230 cygwin32_conv_to_full_win32_path(path.c_str(),win32_name);
232 strncpy(win32_name,path.c_str(), 1024);
235 FindExecutable(win32_name, Dummy, ExecName);
236 snprintf(browserParameter, 1024, "file:///%s", win32_name);
237 ShellExecute ( NULL, "open", ExecName, browserParameter, Dummy,
242 mkDialog ("Help started in your web browser window.");
245 #if defined( TR_HIRES_SNAP)
250 bool show_pu_cursor = false;
251 bool menu_status = fgGetBool("/sim/menubar/visibility");
252 char *filename = new char [24];
253 static int count = 1;
255 static const SGPropertyNode *master_freeze
256 = fgGetNode("/sim/freeze/master");
258 bool freeze = master_freeze->getBoolValue();
260 fgSetBool("/sim/freeze/master", true);
263 fgSetBool("/sim/menubar/visibility", false);
265 if ( !puCursorIsHidden() ) {
266 show_pu_cursor = true;
270 FGRenderer *renderer = globals->get_renderer();
272 renderer->resize( fgGetInt("/sim/startup/xsize"),
273 fgGetInt("/sim/startup/ysize") );
275 // we need two render frames here to clear the menu and cursor
276 // ... not sure why but doing an extra fgRenderFrame() shouldn't
278 //renderer->update( true );
279 //renderer->update( true );
281 // This ImageSize stuff is a temporary hack
282 // should probably use 128x128 tile size and
283 // support any image size
285 // This should be a requester to get multiplier from user
286 int multiplier = fgGetInt("/sim/startup/hires-multiplier", 3);
287 int width = fgGetInt("/sim/startup/xsize");
288 int height = fgGetInt("/sim/startup/ysize");
290 /* allocate buffer large enough to store one tile */
291 GLubyte *tile = (GLubyte *)malloc(width * height * 3 * sizeof(GLubyte));
293 printf("Malloc of tile buffer failed!\n");
297 int imageWidth = multiplier*width;
298 int imageHeight = multiplier*height;
300 /* allocate buffer to hold a row of tiles */
302 = (GLubyte *)malloc(imageWidth * height * 3 * sizeof(GLubyte));
305 printf("Malloc of tile row buffer failed!\n");
308 TRcontext *tr = trNew();
309 trTileSize(tr, width, height, 0);
310 trTileBuffer(tr, GL_RGB, GL_UNSIGNED_BYTE, tile);
311 trImageSize(tr, imageWidth, imageHeight);
312 trRowOrder(tr, TR_TOP_TO_BOTTOM);
314 // sgFrustum *frustum = ssgGetFrustum();
316 // frustum->getLeft(), frustum->getRight(),
317 // frustum->getBot(), frustum->getTop(),
318 // frustum->getNear(), frustum->getFar());
320 /* Prepare ppm output file */
321 while (count < 1000) {
322 snprintf(filename, 24, "fgfs-screen-%03d.ppm", count++);
323 if ( (f = fopen(filename, "r")) == NULL )
327 f = fopen(filename, "wb");
329 printf("Couldn't open image file: %s\n", filename);
335 fprintf(f,"# ppm-file created by %s\n", "trdemo2");
336 fprintf(f,"%i %i\n", imageWidth, imageHeight);
339 /* just to be safe... */
340 glPixelStorei(GL_PACK_ALIGNMENT, 1);
342 /* Because the HUD and Panel change the ViewPort we will
343 * need to handle some lowlevel stuff ourselves */
344 int ncols = trGet(tr, TR_COLUMNS);
345 int nrows = trGet(tr, TR_ROWS);
347 bool do_hud = fgGetBool("/sim/hud/visibility");
348 GLfloat hud_col_step = 640.0 / ncols;
349 GLfloat hud_row_step = 480.0 / nrows;
351 bool do_panel = fgPanelVisible();
352 GLfloat panel_col_step = globals->get_current_panel()->getWidth() / ncols;
353 GLfloat panel_row_step = globals->get_current_panel()->getHeight() / nrows;
355 glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
356 glHint(GL_POLYGON_SMOOTH_HINT, GL_NICEST);
357 glHint(GL_LINE_SMOOTH_HINT, GL_NICEST);
358 glHint(GL_POINT_SMOOTH_HINT, GL_NICEST);
359 glHint(GL_FOG_HINT, GL_NICEST);
365 int curColumn = trGet(tr, TR_CURRENT_COLUMN);
366 int curRow = trGet(tr, TR_CURRENT_ROW);
368 renderer->update( false );
371 // fgUpdateHUD( curColumn*hud_col_step, curRow*hud_row_step,
372 // (curColumn+1)*hud_col_step, (curRow+1)*hud_row_step );
375 // globals->get_current_panel()->update(
376 // curColumn*panel_col_step, panel_col_step,
377 // curRow*panel_row_step, panel_row_step );
378 more = trEndTile(tr);
380 /* save tile into tile row buffer*/
381 int curTileWidth = trGet(tr, TR_CURRENT_TILE_WIDTH);
382 int bytesPerImageRow = imageWidth * 3*sizeof(GLubyte);
383 int bytesPerTileRow = (width) * 3*sizeof(GLubyte);
384 int xOffset = curColumn * bytesPerTileRow;
385 int bytesPerCurrentTileRow = (curTileWidth) * 3*sizeof(GLubyte);
387 for (i=0;i<height;i++) {
388 memcpy(buffer + i*bytesPerImageRow + xOffset, /* Dest */
389 tile + i*bytesPerTileRow, /* Src */
390 bytesPerCurrentTileRow); /* Byte count*/
393 if (curColumn == trGet(tr, TR_COLUMNS)-1) {
394 /* write this buffered row of tiles to the file */
395 int curTileHeight = trGet(tr, TR_CURRENT_TILE_HEIGHT);
396 int bytesPerImageRow = imageWidth * 3*sizeof(GLubyte);
398 for (i=0;i<curTileHeight;i++) {
399 /* Remember, OpenGL images are bottom to top. Have to reverse. */
400 GLubyte *rowPtr = buffer + (curTileHeight-1-i) * bytesPerImageRow;
401 fwrite(rowPtr, 1, imageWidth*3, f);
407 renderer->resize( width, height );
411 glHint(GL_POLYGON_SMOOTH_HINT, GL_DONT_CARE);
412 glHint(GL_LINE_SMOOTH_HINT, GL_DONT_CARE);
413 glHint(GL_POINT_SMOOTH_HINT, GL_DONT_CARE);
414 glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_DONT_CARE);
415 if ( (!strcmp(fgGetString("/sim/rendering/fog"), "disabled")) ||
416 (!fgGetBool("/sim/rendering/shading"))) {
417 // if fastest fog requested, or if flat shading force fastest
418 glHint ( GL_FOG_HINT, GL_FASTEST );
419 } else if ( !strcmp(fgGetString("/sim/rendering/fog"), "nicest") ) {
420 glHint ( GL_FOG_HINT, GL_DONT_CARE );
425 message = "Snapshot saved to \"";
428 mkDialog (message.c_str());
435 if ( show_pu_cursor ) {
440 fgSetBool("/sim/menubar/visibility", menu_status);
443 fgSetBool("/sim/freeze/master", false);
446 #endif // #if defined( TR_HIRES_SNAP)
449 #if defined( WIN32 ) && !defined( __CYGWIN__) && !defined(__MINGW32__)
451 void rotateView( double roll, double pitch, double yaw )
457 GLubyte *hiResScreenCapture( int multiplier )
459 float oldfov = fgGetDouble("/sim/current-view/field-of-view");
460 float fov = oldfov / multiplier;
461 FGViewer *v = globals->get_current_view();
462 fgSetDouble("/sim/current-view/field-of-view", fov);
463 // globals->get_renderer()->init();
464 int cur_width = fgGetInt("/sim/startup/xsize");
465 int cur_height = fgGetInt("/sim/startup/ysize");
467 // New empty (mostly) bitmap
468 b1 = new GlBitmap( GL_RGB, 1, 1, (unsigned char *)"123" );
470 for ( y = 0; y < multiplier; y++ ) {
471 for ( x = 0; x < multiplier; x++ ) {
472 globals->get_renderer()->resize( cur_width, cur_height );
474 rotateView( 0, (y*fov)-((multiplier-1)*fov/2), (x*fov)-((multiplier-1)*fov/2) );
475 globals->get_renderer()->update( false );
478 b1->copyBitmap( &b2, cur_width*x, cur_height*y );
481 fgSetDouble("/sim/current-view/field-of-view", oldfov);
482 return b1->getBitmap();
486 #if defined( WIN32 ) && !defined( __CYGWIN__) && !defined(__MINGW32__)
487 // win32 print screen function
488 void printScreen () {
489 bool show_pu_cursor = false;
491 if ( !puCursorIsHidden() ) {
492 show_pu_cursor = true;
496 CGlPrinter p( CGlPrinter::PRINT_BITMAP );
497 int cur_width = fgGetInt("/sim/startup/xsize");
498 int cur_height = fgGetInt("/sim/startup/ysize");
499 p.Begin( "FlightGear", cur_width*3, cur_height*3 );
500 p.End( hiResScreenCapture(3) );
502 if ( show_pu_cursor ) {
507 #endif // #ifdef WIN32
510 void fgDumpSnapShotWrapper () {
515 void fgHiResDumpWrapper () {
520 // do a screen snap shot
521 bool fgDumpSnapShot () {
522 bool show_pu_cursor = false;
523 static SGConstPropertyNode_ptr master_freeze = fgGetNode("/sim/freeze/master");
525 bool freeze = master_freeze->getBoolValue();
527 fgSetBool("/sim/freeze/master", true);
531 if ( !puCursorIsHidden() ) {
532 show_pu_cursor = true;
535 fgSetBool("/sim/signals/screenshot", true);
537 FGRenderer *renderer = globals->get_renderer();
538 renderer->resize( fgGetInt("/sim/startup/xsize"),
539 fgGetInt("/sim/startup/ysize") );
541 // we need two render frames here to clear the menu and cursor
542 // ... not sure why but doing an extra fgRenderFrame() shouldn't
544 renderer->update( true );
545 renderer->update( true );
547 string dir = fgGetString("/sim/paths/screenshot-dir", fgGetString("/sim/fg-current"));
548 SGPath path(dir + '/');
549 if (path.create_dir( 0755 )) {
550 SG_LOG(SG_GENERAL, SG_ALERT, "Cannot create screenshot directory '"
551 << dir << "'. Trying home directory.");
552 dir = fgGetString("/sim/fg-home");
556 static int count = 1;
557 while (count < 1000) {
558 snprintf(filename, 24, "fgfs-screen-%03d.ppm", count++);
568 int result = sg_glDumpWindow(path.c_str(),
569 fgGetInt("/sim/startup/xsize"),
570 fgGetInt("/sim/startup/ysize"));
572 fgSetString("/sim/paths/screenshot-last", path.c_str());
573 fgSetBool("/sim/signals/screenshot", false);
575 if ( show_pu_cursor ) {
582 fgSetBool("/sim/freeze/master", false);
587 // do an entire scenegraph dump
588 void fgDumpSceneGraph()
590 char *filename = new char [24];
592 static int count = 1;
594 FGRenderer *renderer = globals->get_renderer();
596 static const SGPropertyNode *master_freeze
597 = fgGetNode("/sim/freeze/master");
599 bool freeze = master_freeze->getBoolValue();
601 fgSetBool("/sim/freeze/master", true);
604 while (count < 1000) {
606 snprintf(filename, 24, "fgfs-graph-%03d.osg", count++);
607 if ( (fp = fopen(filename, "r")) == NULL )
612 if ( fgDumpSceneGraphToFile(filename)) {
613 message = "Entire scene graph saved to \"";
617 message = "Failed to save to \"";
622 mkDialog (message.c_str());
627 fgSetBool("/sim/freeze/master", false);
632 // do an terrain branch dump
633 void fgDumpTerrainBranch()
635 char *filename = new char [24];
637 static int count = 1;
639 FGRenderer *renderer = globals->get_renderer();
641 static const SGPropertyNode *master_freeze
642 = fgGetNode("/sim/freeze/master");
644 bool freeze = master_freeze->getBoolValue();
646 fgSetBool("/sim/freeze/master", true);
649 while (count < 1000) {
651 snprintf(filename, 24, "fgfs-graph-%03d.osg", count++);
652 if ( (fp = fopen(filename, "r")) == NULL )
657 if ( fgDumpTerrainBranchToFile(filename)) {
658 message = "Terrain graph saved to \"";
662 message = "Failed to save to \"";
667 mkDialog (message.c_str());
672 fgSetBool("/sim/freeze/master", false);