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>
91 #include "gui_local.hxx"
97 #if defined( TR_HIRES_SNAP)
98 #include <simgear/screen/tr.h>
99 extern void fgUpdateHUD( GLfloat x_start, GLfloat y_start,
100 GLfloat x_end, GLfloat y_end );
104 const __fg_gui_fn_t __fg_gui_fn[] = {
109 {"dumpHiResSnapShot", fgHiResDumpWrapper},
111 {"dumpSnapShot", fgDumpSnapShotWrapper},
112 #if defined( WIN32 ) && !defined( __CYGWIN__) && !defined(__MINGW32__)
113 {"printScreen", printScreen},
118 // Structure termination
123 /* ================ General Purpose Functions ================ */
125 // General Purpose Message Box. Makes sure no more than 5 different
126 // messages are displayed at the same time, and none of them are
127 // duplicates. (5 is a *lot*, but this will hardly ever be reached
128 // and we don't want to miss any, either.)
129 void mkDialog (const char *txt)
131 NewGUI *gui = (NewGUI *)globals->get_subsystem("gui");
134 SGPropertyNode *master = gui->getDialogProperties("message");
138 const int maxdialogs = 5;
140 SGPropertyNode *msg = fgGetNode("/sim/gui/dialogs", true);
142 for (i = 0; i < maxdialogs; i++) {
143 std::ostringstream s;
144 s << "message-" << i;
147 if (!msg->getNode(name.c_str(), false))
150 if (!strcmp(txt, msg->getNode(name.c_str())->getStringValue("message"))) {
151 SG_LOG(SG_GENERAL, SG_WARN, "mkDialog(): duplicate of message " << txt);
157 msg = msg->getNode(name.c_str(), true);
158 msg->setStringValue("message", txt);
159 msg = msg->getNode("dialog", true);
160 copyProperties(master, msg);
161 msg->setStringValue("name", name.c_str());
163 gui->showDialog(name.c_str());
166 // Message Box to report an error.
167 void guiErrorMessage (const char *txt)
169 SG_LOG(SG_GENERAL, SG_ALERT, txt);
173 // Message Box to report a throwable (usually an exception).
174 void guiErrorMessage (const char *txt, const sg_throwable &throwable)
178 msg += throwable.getFormattedMessage();
179 if (!throwable.getOrigin().empty()) {
180 msg += "\n (reported by ";
181 msg += throwable.getOrigin();
184 SG_LOG(SG_GENERAL, SG_ALERT, msg);
185 mkDialog(msg.c_str());
190 /* -----------------------------------------------------------------------
191 the Gui callback functions
192 ____________________________________________________________________*/
195 // Hier Neu :-) This is my newly added code
196 // Added by David Findlay <nedz@bigpond.com>
197 // on Sunday 3rd of December
200 void helpCb (puObject *)
204 #if defined(FX) && !defined(WIN32)
205 # if defined(XMESA_FX_FULLSCREEN) && defined(XMESA_FX_WINDOW)
206 if ( globals->get_fullscreen() ) {
207 globals->set_fullscreen(false);
208 XMesaSetFXmode( XMESA_FX_WINDOW );
213 SGPath path( globals->get_fg_root() );
214 path.append( "Docs/index.html" );
218 string help_app = fgGetString("/sim/startup/browser-app");
220 if ( system("xwininfo -name Netscape > /dev/null 2>&1") == 0 ) {
221 command = help_app + " -remote \"openURL(" + path.str() + ")\"";
223 command = help_app + " " + path.str();
226 system( command.c_str() );
230 // Look for favorite browser
231 char Dummy[1024], ExecName[1024], browserParameter[1024];
232 char win32_name[1024];
234 cygwin32_conv_to_full_win32_path(path.c_str(),win32_name);
236 strncpy(win32_name,path.c_str(), 1024);
239 FindExecutable(win32_name, Dummy, ExecName);
240 snprintf(browserParameter, 1024, "file:///%s", win32_name);
241 ShellExecute ( NULL, "open", ExecName, browserParameter, Dummy,
246 mkDialog ("Help started in your web browser window.");
249 #if defined( TR_HIRES_SNAP)
254 bool show_pu_cursor = false;
255 bool menu_status = fgGetBool("/sim/menubar/visibility");
256 char *filename = new char [24];
257 static int count = 1;
259 static const SGPropertyNode *master_freeze
260 = fgGetNode("/sim/freeze/master");
262 bool freeze = master_freeze->getBoolValue();
264 fgSetBool("/sim/freeze/master", true);
267 fgSetBool("/sim/menubar/visibility", false);
269 if ( !puCursorIsHidden() ) {
270 show_pu_cursor = true;
274 FGRenderer *renderer = globals->get_renderer();
276 renderer->resize( fgGetInt("/sim/startup/xsize"),
277 fgGetInt("/sim/startup/ysize") );
279 // we need two render frames here to clear the menu and cursor
280 // ... not sure why but doing an extra fgRenderFrame() shouldn't
282 //renderer->update( true );
283 //renderer->update( true );
285 // This ImageSize stuff is a temporary hack
286 // should probably use 128x128 tile size and
287 // support any image size
289 // This should be a requester to get multiplier from user
290 int multiplier = fgGetInt("/sim/startup/hires-multiplier", 3);
291 int width = fgGetInt("/sim/startup/xsize");
292 int height = fgGetInt("/sim/startup/ysize");
294 /* allocate buffer large enough to store one tile */
295 GLubyte *tile = (GLubyte *)malloc(width * height * 3 * sizeof(GLubyte));
297 printf("Malloc of tile buffer failed!\n");
301 int imageWidth = multiplier*width;
302 int imageHeight = multiplier*height;
304 /* allocate buffer to hold a row of tiles */
306 = (GLubyte *)malloc(imageWidth * height * 3 * sizeof(GLubyte));
309 printf("Malloc of tile row buffer failed!\n");
312 TRcontext *tr = trNew();
313 trTileSize(tr, width, height, 0);
314 trTileBuffer(tr, GL_RGB, GL_UNSIGNED_BYTE, tile);
315 trImageSize(tr, imageWidth, imageHeight);
316 trRowOrder(tr, TR_TOP_TO_BOTTOM);
318 // sgFrustum *frustum = ssgGetFrustum();
320 // frustum->getLeft(), frustum->getRight(),
321 // frustum->getBot(), frustum->getTop(),
322 // frustum->getNear(), frustum->getFar());
324 /* Prepare ppm output file */
325 while (count < 1000) {
326 snprintf(filename, 24, "fgfs-screen-%03d.ppm", count++);
327 if ( (f = fopen(filename, "r")) == NULL )
331 f = fopen(filename, "wb");
333 printf("Couldn't open image file: %s\n", filename);
339 fprintf(f,"# ppm-file created by %s\n", "trdemo2");
340 fprintf(f,"%i %i\n", imageWidth, imageHeight);
343 /* just to be safe... */
344 glPixelStorei(GL_PACK_ALIGNMENT, 1);
346 /* Because the HUD and Panel change the ViewPort we will
347 * need to handle some lowlevel stuff ourselves */
348 int ncols = trGet(tr, TR_COLUMNS);
349 int nrows = trGet(tr, TR_ROWS);
351 bool do_hud = fgGetBool("/sim/hud/visibility");
352 GLfloat hud_col_step = 640.0 / ncols;
353 GLfloat hud_row_step = 480.0 / nrows;
355 bool do_panel = fgPanelVisible();
356 GLfloat panel_col_step = globals->get_current_panel()->getWidth() / ncols;
357 GLfloat panel_row_step = globals->get_current_panel()->getHeight() / nrows;
359 glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
360 glHint(GL_POLYGON_SMOOTH_HINT, GL_NICEST);
361 glHint(GL_LINE_SMOOTH_HINT, GL_NICEST);
362 glHint(GL_POINT_SMOOTH_HINT, GL_NICEST);
363 glHint(GL_FOG_HINT, GL_NICEST);
369 int curColumn = trGet(tr, TR_CURRENT_COLUMN);
370 int curRow = trGet(tr, TR_CURRENT_ROW);
372 renderer->update( false );
375 // fgUpdateHUD( curColumn*hud_col_step, curRow*hud_row_step,
376 // (curColumn+1)*hud_col_step, (curRow+1)*hud_row_step );
379 // globals->get_current_panel()->update(
380 // curColumn*panel_col_step, panel_col_step,
381 // curRow*panel_row_step, panel_row_step );
382 more = trEndTile(tr);
384 /* save tile into tile row buffer*/
385 int curTileWidth = trGet(tr, TR_CURRENT_TILE_WIDTH);
386 int bytesPerImageRow = imageWidth * 3*sizeof(GLubyte);
387 int bytesPerTileRow = (width) * 3*sizeof(GLubyte);
388 int xOffset = curColumn * bytesPerTileRow;
389 int bytesPerCurrentTileRow = (curTileWidth) * 3*sizeof(GLubyte);
391 for (i=0;i<height;i++) {
392 memcpy(buffer + i*bytesPerImageRow + xOffset, /* Dest */
393 tile + i*bytesPerTileRow, /* Src */
394 bytesPerCurrentTileRow); /* Byte count*/
397 if (curColumn == trGet(tr, TR_COLUMNS)-1) {
398 /* write this buffered row of tiles to the file */
399 int curTileHeight = trGet(tr, TR_CURRENT_TILE_HEIGHT);
400 int bytesPerImageRow = imageWidth * 3*sizeof(GLubyte);
402 for (i=0;i<curTileHeight;i++) {
403 /* Remember, OpenGL images are bottom to top. Have to reverse. */
404 GLubyte *rowPtr = buffer + (curTileHeight-1-i) * bytesPerImageRow;
405 fwrite(rowPtr, 1, imageWidth*3, f);
411 renderer->resize( width, height );
415 glHint(GL_POLYGON_SMOOTH_HINT, GL_DONT_CARE);
416 glHint(GL_LINE_SMOOTH_HINT, GL_DONT_CARE);
417 glHint(GL_POINT_SMOOTH_HINT, GL_DONT_CARE);
418 glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_DONT_CARE);
419 if ( (!strcmp(fgGetString("/sim/rendering/fog"), "disabled")) ||
420 (!fgGetBool("/sim/rendering/shading"))) {
421 // if fastest fog requested, or if flat shading force fastest
422 glHint ( GL_FOG_HINT, GL_FASTEST );
423 } else if ( !strcmp(fgGetString("/sim/rendering/fog"), "nicest") ) {
424 glHint ( GL_FOG_HINT, GL_DONT_CARE );
429 message = "Snapshot saved to \"";
432 mkDialog (message.c_str());
439 if ( show_pu_cursor ) {
444 fgSetBool("/sim/menubar/visibility", menu_status);
447 fgSetBool("/sim/freeze/master", false);
450 #endif // #if defined( TR_HIRES_SNAP)
453 #if defined( WIN32 ) && !defined( __CYGWIN__) && !defined(__MINGW32__)
455 void rotateView( double roll, double pitch, double yaw )
461 GLubyte *hiResScreenCapture( int multiplier )
463 float oldfov = fgGetDouble("/sim/current-view/field-of-view");
464 float fov = oldfov / multiplier;
465 FGViewer *v = globals->get_current_view();
466 fgSetDouble("/sim/current-view/field-of-view", fov);
467 // globals->get_renderer()->init();
468 int cur_width = fgGetInt("/sim/startup/xsize");
469 int cur_height = fgGetInt("/sim/startup/ysize");
471 // New empty (mostly) bitmap
472 b1 = new GlBitmap( GL_RGB, 1, 1, (unsigned char *)"123" );
474 for ( y = 0; y < multiplier; y++ ) {
475 for ( x = 0; x < multiplier; x++ ) {
476 globals->get_renderer()->resize( cur_width, cur_height );
478 rotateView( 0, (y*fov)-((multiplier-1)*fov/2), (x*fov)-((multiplier-1)*fov/2) );
479 globals->get_renderer()->update( false );
482 b1->copyBitmap( &b2, cur_width*x, cur_height*y );
485 fgSetDouble("/sim/current-view/field-of-view", oldfov);
486 return b1->getBitmap();
490 #if defined( WIN32 ) && !defined( __CYGWIN__) && !defined(__MINGW32__)
491 // win32 print screen function
492 void printScreen ( puObject *obj ) {
493 bool show_pu_cursor = false;
495 if ( !puCursorIsHidden() ) {
496 show_pu_cursor = true;
500 CGlPrinter p( CGlPrinter::PRINT_BITMAP );
501 int cur_width = fgGetInt("/sim/startup/xsize");
502 int cur_height = fgGetInt("/sim/startup/ysize");
503 p.Begin( "FlightGear", cur_width*3, cur_height*3 );
504 p.End( hiResScreenCapture(3) );
506 if ( show_pu_cursor ) {
511 #endif // #ifdef WIN32
514 void fgDumpSnapShotWrapper ( puObject *obj ) {
519 void fgHiResDumpWrapper ( puObject *obj ) {
524 // do a screen snap shot
525 bool fgDumpSnapShot () {
526 bool show_pu_cursor = false;
527 static SGConstPropertyNode_ptr master_freeze = fgGetNode("/sim/freeze/master");
529 bool freeze = master_freeze->getBoolValue();
531 fgSetBool("/sim/freeze/master", true);
535 if ( !puCursorIsHidden() ) {
536 show_pu_cursor = true;
539 fgSetBool("/sim/signals/screenshot", true);
541 FGRenderer *renderer = globals->get_renderer();
542 renderer->resize( fgGetInt("/sim/startup/xsize"),
543 fgGetInt("/sim/startup/ysize") );
545 // we need two render frames here to clear the menu and cursor
546 // ... not sure why but doing an extra fgRenderFrame() shouldn't
548 renderer->update( true );
549 renderer->update( true );
551 string dir = fgGetString("/sim/paths/screenshot-dir", fgGetString("/sim/fg-current"));
552 SGPath path(dir + '/');
553 if (path.create_dir( 0755 )) {
554 SG_LOG(SG_GENERAL, SG_ALERT, "Cannot create screenshot directory '"
555 << dir << "'. Trying home directory.");
556 dir = fgGetString("/sim/fg-home");
560 static int count = 1;
561 while (count < 1000) {
562 snprintf(filename, 24, "fgfs-screen-%03d.ppm", count++);
572 int result = sg_glDumpWindow(path.c_str(),
573 fgGetInt("/sim/startup/xsize"),
574 fgGetInt("/sim/startup/ysize"));
576 fgSetString("/sim/paths/screenshot-last", path.c_str());
577 fgSetBool("/sim/signals/screenshot", false);
579 if ( show_pu_cursor ) {
586 fgSetBool("/sim/freeze/master", false);
591 // do an entire scenegraph dump
592 void fgDumpSceneGraph()
594 char *filename = new char [24];
596 static int count = 1;
598 FGRenderer *renderer = globals->get_renderer();
600 static const SGPropertyNode *master_freeze
601 = fgGetNode("/sim/freeze/master");
603 bool freeze = master_freeze->getBoolValue();
605 fgSetBool("/sim/freeze/master", true);
608 while (count < 1000) {
610 snprintf(filename, 24, "fgfs-graph-%03d.osg", count++);
611 if ( (fp = fopen(filename, "r")) == NULL )
616 if ( fgDumpSceneGraphToFile(filename)) {
617 message = "Entire scene graph saved to \"";
621 message = "Failed to save to \"";
626 mkDialog (message.c_str());
631 fgSetBool("/sim/freeze/master", false);
636 // do an terrain branch dump
637 void fgDumpTerrainBranch()
639 char *filename = new char [24];
641 static int count = 1;
643 FGRenderer *renderer = globals->get_renderer();
645 static const SGPropertyNode *master_freeze
646 = fgGetNode("/sim/freeze/master");
648 bool freeze = master_freeze->getBoolValue();
650 fgSetBool("/sim/freeze/master", true);
653 while (count < 1000) {
655 snprintf(filename, 24, "fgfs-graph-%03d.osg", count++);
656 if ( (fp = fopen(filename, "r")) == NULL )
661 if ( fgDumpTerrainBranchToFile(filename)) {
662 message = "Terrain graph saved to \"";
666 message = "Failed to save to \"";
671 mkDialog (message.c_str());
676 fgSetBool("/sim/freeze/master", false);