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"
92 #include "preset_dlg.hxx"
93 #include "prop_picker.hxx"
94 #include "sgVec3Slider.hxx"
100 #if defined( TR_HIRES_SNAP)
101 #include <simgear/screen/tr.h>
102 extern void fgUpdateHUD( GLfloat x_start, GLfloat y_start,
103 GLfloat x_end, GLfloat y_end );
107 // TODO: remove after the last hardcoded dialog has died
108 char *gui_msg_OK = "OK";
109 char *gui_msg_NO = "NO";
110 char *gui_msg_YES = "YES";
111 char *gui_msg_CANCEL = "CANCEL";
112 char *gui_msg_RESET = "RESET";
115 const __fg_gui_fn_t __fg_gui_fn[] = {
120 {"dumpHiResSnapShot", fgHiResDumpWrapper},
122 {"dumpSnapShot", fgDumpSnapShotWrapper},
123 #if defined( WIN32 ) && !defined( __CYGWIN__) && !defined(__MINGW32__)
124 {"printScreen", printScreen},
128 {"guiTogglePanel", guiTogglePanel},
129 {"prop_pickerView", prop_pickerView},
132 {"fgPresetAirport", fgPresetAirport},
133 {"fgPresetRunway", fgPresetRunway},
134 {"fgPresetOffsetDistance", fgPresetOffsetDistance},
135 {"fgPresetAltitude", fgPresetAltitude},
136 {"fgPresetGlideslope", fgPresetGlideslope},
137 {"fgPresetAirspeed", fgPresetAirspeed},
138 {"fgPresetCommit", fgPresetCommit},
143 // Structure termination
148 /* ================ General Purpose Functions ================ */
150 // General Purpose Message Box
151 void mkDialog (const char *txt)
153 NewGUI *gui = (NewGUI *)globals->get_subsystem("gui");
156 SGPropertyNode_ptr dlg = gui->getDialogProperties("message");
160 dlg->setStringValue("text/label", txt);
161 dlg->setStringValue("button/legend", "OK");
162 gui->showDialog("message");
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
199 // This is the accessor function
200 void guiTogglePanel(puObject *cb)
202 if (fgGetBool("/sim/panel/visibility"))
203 fgSetBool("/sim/panel/visibility", false);
205 fgSetBool("/sim/panel/visibility", true);
207 globals->get_renderer()->resize(fgGetInt("/sim/startup/xsize"),
208 fgGetInt("/sim/startup/ysize"));
211 void helpCb (puObject *)
215 #if defined(FX) && !defined(WIN32)
216 # if defined(XMESA_FX_FULLSCREEN) && defined(XMESA_FX_WINDOW)
217 if ( globals->get_fullscreen() ) {
218 globals->set_fullscreen(false);
219 XMesaSetFXmode( XMESA_FX_WINDOW );
224 SGPath path( globals->get_fg_root() );
225 path.append( "Docs/index.html" );
229 string help_app = fgGetString("/sim/startup/browser-app");
231 if ( system("xwininfo -name Netscape > /dev/null 2>&1") == 0 ) {
232 command = help_app + " -remote \"openURL(" + path.str() + ")\"";
234 command = help_app + " " + path.str();
237 system( command.c_str() );
241 // Look for favorite browser
242 char Dummy[1024], ExecName[1024], browserParameter[1024];
243 char win32_name[1024];
245 cygwin32_conv_to_full_win32_path(path.c_str(),win32_name);
247 strncpy(win32_name,path.c_str(), 1024);
250 FindExecutable(win32_name, Dummy, ExecName);
251 snprintf(browserParameter, 1024, "file:///%s", win32_name);
252 ShellExecute ( NULL, "open", ExecName, browserParameter, Dummy,
257 mkDialog ("Help started in your web browser window.");
260 #if defined( TR_HIRES_SNAP)
265 bool show_pu_cursor = false;
266 bool menu_status = fgGetBool("/sim/menubar/visibility");
267 char *filename = new char [24];
268 static int count = 1;
270 static const SGPropertyNode *master_freeze
271 = fgGetNode("/sim/freeze/master");
273 bool freeze = master_freeze->getBoolValue();
275 fgSetBool("/sim/freeze/master", true);
278 fgSetBool("/sim/menubar/visibility", false);
280 if ( !puCursorIsHidden() ) {
281 show_pu_cursor = true;
285 FGRenderer *renderer = globals->get_renderer();
287 renderer->resize( fgGetInt("/sim/startup/xsize"),
288 fgGetInt("/sim/startup/ysize") );
290 // we need two render frames here to clear the menu and cursor
291 // ... not sure why but doing an extra fgRenderFrame() shouldn't
293 //renderer->update( true );
294 //renderer->update( true );
296 // This ImageSize stuff is a temporary hack
297 // should probably use 128x128 tile size and
298 // support any image size
300 // This should be a requester to get multiplier from user
301 int multiplier = fgGetInt("/sim/startup/hires-multiplier", 3);
302 int width = fgGetInt("/sim/startup/xsize");
303 int height = fgGetInt("/sim/startup/ysize");
305 /* allocate buffer large enough to store one tile */
306 GLubyte *tile = (GLubyte *)malloc(width * height * 3 * sizeof(GLubyte));
308 printf("Malloc of tile buffer failed!\n");
312 int imageWidth = multiplier*width;
313 int imageHeight = multiplier*height;
315 /* allocate buffer to hold a row of tiles */
317 = (GLubyte *)malloc(imageWidth * height * 3 * sizeof(GLubyte));
320 printf("Malloc of tile row buffer failed!\n");
323 TRcontext *tr = trNew();
324 trTileSize(tr, width, height, 0);
325 trTileBuffer(tr, GL_RGB, GL_UNSIGNED_BYTE, tile);
326 trImageSize(tr, imageWidth, imageHeight);
327 trRowOrder(tr, TR_TOP_TO_BOTTOM);
328 sgFrustum *frustum = ssgGetFrustum();
330 frustum->getLeft(), frustum->getRight(),
331 frustum->getBot(), frustum->getTop(),
332 frustum->getNear(), frustum->getFar());
334 /* Prepare ppm output file */
335 while (count < 1000) {
336 snprintf(filename, 24, "fgfs-screen-%03d.ppm", count++);
337 if ( (f = fopen(filename, "r")) == NULL )
341 f = fopen(filename, "wb");
343 printf("Couldn't open image file: %s\n", filename);
349 fprintf(f,"# ppm-file created by %s\n", "trdemo2");
350 fprintf(f,"%i %i\n", imageWidth, imageHeight);
353 /* just to be safe... */
354 glPixelStorei(GL_PACK_ALIGNMENT, 1);
356 /* Because the HUD and Panel change the ViewPort we will
357 * need to handle some lowlevel stuff ourselves */
358 int ncols = trGet(tr, TR_COLUMNS);
359 int nrows = trGet(tr, TR_ROWS);
361 bool do_hud = fgGetBool("/sim/hud/visibility");
362 GLfloat hud_col_step = 640.0 / ncols;
363 GLfloat hud_row_step = 480.0 / nrows;
365 bool do_panel = fgPanelVisible();
366 GLfloat panel_col_step = globals->get_current_panel()->getWidth() / ncols;
367 GLfloat panel_row_step = globals->get_current_panel()->getHeight() / nrows;
369 glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
370 glHint(GL_POLYGON_SMOOTH_HINT, GL_NICEST);
371 glHint(GL_LINE_SMOOTH_HINT, GL_NICEST);
372 glHint(GL_POINT_SMOOTH_HINT, GL_NICEST);
373 glHint(GL_FOG_HINT, GL_NICEST);
379 int curColumn = trGet(tr, TR_CURRENT_COLUMN);
380 int curRow = trGet(tr, TR_CURRENT_ROW);
382 renderer->update( false );
384 fgUpdateHUD( curColumn*hud_col_step, curRow*hud_row_step,
385 (curColumn+1)*hud_col_step, (curRow+1)*hud_row_step );
387 globals->get_current_panel()->update(
388 curColumn*panel_col_step, panel_col_step,
389 curRow*panel_row_step, panel_row_step );
390 more = trEndTile(tr);
392 /* save tile into tile row buffer*/
393 int curTileWidth = trGet(tr, TR_CURRENT_TILE_WIDTH);
394 int bytesPerImageRow = imageWidth * 3*sizeof(GLubyte);
395 int bytesPerTileRow = (width) * 3*sizeof(GLubyte);
396 int xOffset = curColumn * bytesPerTileRow;
397 int bytesPerCurrentTileRow = (curTileWidth) * 3*sizeof(GLubyte);
399 for (i=0;i<height;i++) {
400 memcpy(buffer + i*bytesPerImageRow + xOffset, /* Dest */
401 tile + i*bytesPerTileRow, /* Src */
402 bytesPerCurrentTileRow); /* Byte count*/
405 if (curColumn == trGet(tr, TR_COLUMNS)-1) {
406 /* write this buffered row of tiles to the file */
407 int curTileHeight = trGet(tr, TR_CURRENT_TILE_HEIGHT);
408 int bytesPerImageRow = imageWidth * 3*sizeof(GLubyte);
410 for (i=0;i<curTileHeight;i++) {
411 /* Remember, OpenGL images are bottom to top. Have to reverse. */
412 GLubyte *rowPtr = buffer + (curTileHeight-1-i) * bytesPerImageRow;
413 fwrite(rowPtr, 1, imageWidth*3, f);
419 renderer->resize( width, height );
423 glHint(GL_POLYGON_SMOOTH_HINT, GL_DONT_CARE);
424 glHint(GL_LINE_SMOOTH_HINT, GL_DONT_CARE);
425 glHint(GL_POINT_SMOOTH_HINT, GL_DONT_CARE);
426 glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_DONT_CARE);
427 if ( (!strcmp(fgGetString("/sim/rendering/fog"), "disabled")) ||
428 (!fgGetBool("/sim/rendering/shading"))) {
429 // if fastest fog requested, or if flat shading force fastest
430 glHint ( GL_FOG_HINT, GL_FASTEST );
431 } else if ( !strcmp(fgGetString("/sim/rendering/fog"), "nicest") ) {
432 glHint ( GL_FOG_HINT, GL_DONT_CARE );
437 message = "Snapshot saved to \"";
440 mkDialog (message.c_str());
447 if ( show_pu_cursor ) {
452 fgSetBool("/sim/menubar/visibility", menu_status);
455 fgSetBool("/sim/freeze/master", false);
458 #endif // #if defined( TR_HIRES_SNAP)
461 #if defined( WIN32 ) && !defined( __CYGWIN__) && !defined(__MINGW32__)
463 void rotateView( double roll, double pitch, double yaw )
469 GLubyte *hiResScreenCapture( int multiplier )
471 float oldfov = fgGetDouble("/sim/current-view/field-of-view");
472 float fov = oldfov / multiplier;
473 FGViewer *v = globals->get_current_view();
474 fgSetDouble("/sim/current-view/field-of-view", fov);
475 globals->get_renderer()->init();
476 int cur_width = fgGetInt("/sim/startup/xsize");
477 int cur_height = fgGetInt("/sim/startup/ysize");
479 // New empty (mostly) bitmap
480 b1 = new GlBitmap( GL_RGB, 1, 1, (unsigned char *)"123" );
482 for ( y = 0; y < multiplier; y++ ) {
483 for ( x = 0; x < multiplier; x++ ) {
484 globals->get_renderer()->resize( cur_width, cur_height );
486 rotateView( 0, (y*fov)-((multiplier-1)*fov/2), (x*fov)-((multiplier-1)*fov/2) );
487 globals->get_renderer()->update( false );
490 b1->copyBitmap( &b2, cur_width*x, cur_height*y );
493 fgSetDouble("/sim/current-view/field-of-view", oldfov);
494 return b1->getBitmap();
498 #if defined( WIN32 ) && !defined( __CYGWIN__) && !defined(__MINGW32__)
499 // win32 print screen function
500 void printScreen ( puObject *obj ) {
501 bool show_pu_cursor = false;
503 if ( !puCursorIsHidden() ) {
504 show_pu_cursor = true;
509 CGlPrinter p( CGlPrinter::PRINT_BITMAP );
510 int cur_width = fgGetInt("/sim/startup/xsize");
511 int cur_height = fgGetInt("/sim/startup/ysize");
512 p.Begin( "FlightGear", cur_width*3, cur_height*3 );
513 p.End( hiResScreenCapture(3) );
516 if ( show_pu_cursor ) {
521 #endif // #ifdef WIN32
524 void fgDumpSnapShotWrapper ( puObject *obj ) {
529 void fgHiResDumpWrapper ( puObject *obj ) {
534 // do a screen snap shot
535 void fgDumpSnapShot () {
536 bool show_pu_cursor = false;
537 char *filename = new char [24];
539 static int count = 1;
541 static const SGPropertyNode *master_freeze
542 = fgGetNode("/sim/freeze/master");
544 bool freeze = master_freeze->getBoolValue();
546 fgSetBool("/sim/freeze/master", true);
550 if ( !puCursorIsHidden() ) {
551 show_pu_cursor = true;
554 fgSetBool("/sim/signals/screenshot", true);
556 FGRenderer *renderer = globals->get_renderer();
558 renderer->resize( fgGetInt("/sim/startup/xsize"),
559 fgGetInt("/sim/startup/ysize") );
561 // we need two render frames here to clear the menu and cursor
562 // ... not sure why but doing an extra fgRenderFrame() shouldn't
564 renderer->update( true );
565 renderer->update( true );
567 while (count < 1000) {
569 snprintf(filename, 24, "fgfs-screen-%03d.ppm", count++);
570 if ( (fp = fopen(filename, "r")) == NULL )
575 if ( sg_glDumpWindow( filename,
576 fgGetInt("/sim/startup/xsize"),
577 fgGetInt("/sim/startup/ysize")) ) {
578 message = "Snapshot saved to \"";
582 message = "Failed to save to \"";
587 fgSetBool("/sim/signals/screenshot", false);
588 mkDialog (message.c_str());
592 if ( show_pu_cursor ) {
599 fgSetBool("/sim/freeze/master", false);