/
SDL_x11modes.c
826 lines (738 loc) · 26.3 KB
1
2
/*
SDL - Simple DirectMedia Layer
3
Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Sam Lantinga
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Sam Lantinga
20
slouken@libsdl.org
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
*/
#ifdef SAVE_RCSID
static char rcsid =
"@(#) $Id$";
#endif
/* Utilities for getting and setting the X display mode */
#include <stdlib.h>
#include <string.h>
#include "SDL_timer.h"
#include "SDL_error.h"
#include "SDL_events.h"
#include "SDL_events_c.h"
#include "SDL_x11video.h"
#include "SDL_x11wm_c.h"
#include "SDL_x11modes_c.h"
40
#include "SDL_x11image_c.h"
41
42
#ifdef HAVE_XINERAMA
43
#include <XFree86/extensions/Xinerama.h>
44
#endif
45
46
#define MAX(a, b) (a > b ? a : b)
47
48
#ifdef XFREE86_VM
49
Bool SDL_NAME(XF86VidModeGetModeInfo)(Display *dpy, int scr, SDL_NAME(XF86VidModeModeInfo) *info)
50
{
51
52
SDL_NAME(XF86VidModeModeLine) *l = (SDL_NAME(XF86VidModeModeLine)*)((char*)info + sizeof info->dotclock);
return SDL_NAME(XF86VidModeGetModeLine)(dpy, scr, &info->dotclock, l);
53
54
55
56
57
58
59
}
#endif /* XFREE86_VM */
#ifdef XFREE86_VM
static void save_mode(_THIS)
{
memset(&saved_mode, 0, sizeof(saved_mode));
60
61
SDL_NAME(XF86VidModeGetModeInfo)(SDL_Display,SDL_Screen,&saved_mode);
SDL_NAME(XF86VidModeGetViewPort)(SDL_Display,SDL_Screen,&saved_view.x,&saved_view.y);
62
63
64
65
66
67
}
#endif
#ifdef XFREE86_VM
static void restore_mode(_THIS)
{
68
SDL_NAME(XF86VidModeModeLine) mode;
69
70
int unused;
71
if ( SDL_NAME(XF86VidModeGetModeLine)(SDL_Display, SDL_Screen, &unused, &mode) ) {
72
73
if ( (saved_mode.hdisplay != mode.hdisplay) ||
(saved_mode.vdisplay != mode.vdisplay) ) {
74
SDL_NAME(XF86VidModeSwitchToMode)(SDL_Display, SDL_Screen, &saved_mode);
75
76
77
}
}
if ( (saved_view.x != 0) || (saved_view.y != 0) ) {
78
SDL_NAME(XF86VidModeSetViewPort)(SDL_Display, SDL_Screen, saved_view.x, saved_view.y);
79
80
81
82
83
84
85
}
}
#endif
#ifdef XFREE86_VM
static int cmpmodes(const void *va, const void *vb)
{
86
87
const SDL_NAME(XF86VidModeModeInfo) *a = *(const SDL_NAME(XF86VidModeModeInfo)**)va;
const SDL_NAME(XF86VidModeModeInfo) *b = *(const SDL_NAME(XF86VidModeModeInfo)**)vb;
88
if( (a->vdisplay > b->vdisplay) && (a->hdisplay >= b->hdisplay) )
89
return -1;
90
return b->hdisplay - a->hdisplay;
91
92
93
}
#endif
94
95
static void get_real_resolution(_THIS, int* w, int* h);
96
97
98
99
static void set_best_resolution(_THIS, int width, int height)
{
#ifdef XFREE86_VM
if ( use_vidmode ) {
100
101
SDL_NAME(XF86VidModeModeLine) mode;
SDL_NAME(XF86VidModeModeInfo) **modes;
102
int i;
103
int best_width = 0, best_height = 0;
104
105
int nmodes;
106
if ( SDL_NAME(XF86VidModeGetModeLine)(SDL_Display, SDL_Screen, &i, &mode) &&
107
SDL_NAME(XF86VidModeGetAllModeLines)(SDL_Display,SDL_Screen,&nmodes,&modes)){
108
#ifdef XFREE86_DEBUG
109
printf("Available modes (unsorted):\n");
110
for ( i = 0; i < nmodes; ++i ) {
111
112
113
114
printf("Mode %d: %d x %d @ %d\n", i,
modes[i]->hdisplay, modes[i]->vdisplay,
1000 * modes[i]->dotclock / (modes[i]->htotal *
modes[i]->vtotal) );
115
}
116
#endif
117
for ( i = 0; i < nmodes ; i++ ) {
118
if ( (modes[i]->hdisplay == width) &&
119
(modes[i]->vdisplay == height) )
120
121
goto match;
}
122
qsort(modes, nmodes, sizeof *modes, cmpmodes);
123
for ( i = nmodes-1; i > 0 ; i-- ) {
124
125
126
127
128
129
130
131
132
133
134
135
136
if ( ! best_width ) {
if ( (modes[i]->hdisplay >= width) &&
(modes[i]->vdisplay >= height) ) {
best_width = modes[i]->hdisplay;
best_height = modes[i]->vdisplay;
}
} else {
if ( (modes[i]->hdisplay != best_width) ||
(modes[i]->vdisplay != best_height) ) {
i++;
break;
}
}
137
}
138
match:
139
140
if ( (modes[i]->hdisplay != mode.hdisplay) ||
(modes[i]->vdisplay != mode.vdisplay) ) {
141
SDL_NAME(XF86VidModeSwitchToMode)(SDL_Display, SDL_Screen, modes[i]);
142
143
144
145
146
}
XFree(modes);
}
}
#endif /* XFREE86_VM */
147
148
/* XiG */
149
150
151
#ifdef HAVE_XIGXME
#ifdef XIG_DEBUG
fprintf(stderr, "XME: set_best_resolution(): w = %d, h = %d\n",
152
width, height);
153
154
#endif
if ( SDL_modelist ) {
155
int i;
156
157
for ( i=0; SDL_modelist[i]; ++i ) {
158
if ( (SDL_modelist[i]->w >= width) &&
159
(SDL_modelist[i]->h >= height) ) {
160
161
break;
}
162
}
163
164
165
if ( SDL_modelist[i] ) { /* found one, lets try it */
int w, h;
166
167
/* check current mode so we can avoid uneccessary mode changes */
168
get_real_resolution(this, &w, &h);
169
170
if ( (SDL_modelist[i]->w != w) || (SDL_modelist[i]->h != h) ) {
171
# ifdef XIG_DEBUG
172
173
174
fprintf(stderr, "XME: set_best_resolution: "
"XiGMiscChangeResolution: %d %d\n",
SDL_modelist[s]->w, SDL_modelist[s]->h);
175
# endif
176
177
178
179
180
181
182
XiGMiscChangeResolution(SDL_Display,
SDL_Screen,
0, /* view */
SDL_modelist[i]->w,
SDL_modelist[i]->h,
0);
XSync(SDL_Display, False);
183
184
185
186
187
}
}
}
#endif /* HAVE_XIGXME */
188
189
190
191
192
193
}
static void get_real_resolution(_THIS, int* w, int* h)
{
#ifdef XFREE86_VM
if ( use_vidmode ) {
194
SDL_NAME(XF86VidModeModeLine) mode;
195
196
int unused;
197
if ( SDL_NAME(XF86VidModeGetModeLine)(SDL_Display, SDL_Screen, &unused, &mode) ) {
198
199
200
201
202
203
*w = mode.hdisplay;
*h = mode.vdisplay;
return;
}
}
#endif
204
205
206
207
208
209
210
#ifdef HAVE_XIGXME
if ( use_xme ) {
int ractive;
XiGMiscResolutionInfo *modelist;
XiGMiscQueryResolutions(SDL_Display, SDL_Screen,
211
212
0, /* view */
&ractive, &modelist);
213
214
215
216
217
218
219
220
221
222
*w = modelist[ractive].width;
*h = modelist[ractive].height;
#ifdef XIG_DEBUG
fprintf(stderr, "XME: get_real_resolution: w = %d h = %d\n", *w, *h);
#endif
XFree(modelist);
return;
}
#endif /* XIG_XME */
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
*w = DisplayWidth(SDL_Display, SDL_Screen);
*h = DisplayHeight(SDL_Display, SDL_Screen);
}
/* Called after mapping a window - waits until the window is mapped */
void X11_WaitMapped(_THIS, Window win)
{
XEvent event;
do {
XMaskEvent(SDL_Display, StructureNotifyMask, &event);
} while ( (event.type != MapNotify) || (event.xmap.event != win) );
}
/* Called after unmapping a window - waits until the window is unmapped */
void X11_WaitUnmapped(_THIS, Window win)
{
XEvent event;
do {
XMaskEvent(SDL_Display, StructureNotifyMask, &event);
} while ( (event.type != UnmapNotify) || (event.xunmap.event != win) );
}
static void move_cursor_to(_THIS, int x, int y)
{
XWarpPointer(SDL_Display, None, SDL_Root, 0, 0, 0, 0, x, y);
}
static int add_visual(_THIS, int depth, int class)
{
XVisualInfo vi;
if(XMatchVisualInfo(SDL_Display, SDL_Screen, depth, class, &vi)) {
254
255
256
257
int n = this->hidden->nvisuals;
this->hidden->visuals[n].depth = vi.depth;
this->hidden->visuals[n].visual = vi.visual;
this->hidden->nvisuals++;
258
259
260
261
262
263
264
265
266
267
268
269
270
}
return(this->hidden->nvisuals);
}
static int add_visual_byid(_THIS, const char *visual_id)
{
XVisualInfo *vi, template;
int nvis;
if ( visual_id ) {
memset(&template, 0, (sizeof template));
template.visualid = strtol(visual_id, NULL, 0);
vi = XGetVisualInfo(SDL_Display, VisualIDMask, &template, &nvis);
if ( vi ) {
271
272
273
274
int n = this->hidden->nvisuals;
this->hidden->visuals[n].depth = vi->depth;
this->hidden->visuals[n].visual = vi->visual;
this->hidden->nvisuals++;
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
XFree(vi);
}
}
return(this->hidden->nvisuals);
}
/* Global for the error handler */
int vm_event, vm_error = -1;
int X11_GetVideoModes(_THIS)
{
#ifdef XFREE86_VM
int buggy_X11;
int vm_major, vm_minor;
int nmodes;
290
SDL_NAME(XF86VidModeModeInfo) **modes;
291
292
293
294
295
#endif
#ifdef HAVE_XIGXME
int xme_major, xme_minor;
int ractive, nummodes;
XiGMiscResolutionInfo *modelist;
296
#endif
297
298
299
int i, n;
int screen_w;
int screen_h;
300
301
302
vm_error = -1;
use_vidmode = 0;
303
304
305
screen_w = DisplayWidth(SDL_Display, SDL_Screen);
screen_h = DisplayHeight(SDL_Display, SDL_Screen);
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
#ifdef XFREE86_VM
/* Metro-X 4.3.0 and earlier has a broken implementation of
XF86VidModeGetAllModeLines() - it hangs the client.
*/
buggy_X11 = 0;
if ( strcmp(ServerVendor(SDL_Display), "Metro Link Incorporated") == 0 ) {
FILE *metro_fp;
metro_fp = fopen("/usr/X11R6/lib/X11/Metro/.version", "r");
if ( metro_fp != NULL ) {
int major, minor, patch, version;
major = 0; minor = 0; patch = 0;
fscanf(metro_fp, "%d.%d.%d", &major, &minor, &patch);
version = major*100+minor*10+patch;
if ( version < 431 ) {
buggy_X11 = 1;
}
fclose(metro_fp);
}
}
326
327
#if defined(__alpha__) || defined(__sparc64__) || defined(__powerpc__)
/* The alpha, sparc64 and PPC XFree86 servers are also buggy */
328
329
330
331
buggy_X11 = 1;
#endif
/* Enumerate the available fullscreen modes */
if ( ! buggy_X11 ) {
332
333
if ( SDL_NAME(XF86VidModeQueryExtension)(SDL_Display, &vm_event, &vm_error) &&
SDL_NAME(XF86VidModeQueryVersion)(SDL_Display, &vm_major, &vm_minor) ) {
334
335
336
#ifdef BROKEN_XFREE86_4001
#ifdef X_XF86VidModeGetDotClocks /* Compiled under XFree86 4.0 */
/* Earlier X servers hang when doing vidmode */
337
if ( vm_major < 2 ) {
338
339
#ifdef XFREE86_DEBUG
printf("Compiled under XFree86 4.0, server is XFree86 3.X\n");
340
341
342
343
#endif
buggy_X11 = 1;
}
#else
344
/* XFree86 3.X code works with XFree86 4.0 servers */;
345
346
347
348
349
350
351
#endif /* XFree86 4.0 */
#endif /* XFree86 4.02 and newer are fixed wrt backwards compatibility */
} else {
buggy_X11 = 1;
}
}
if ( ! buggy_X11 &&
352
SDL_NAME(XF86VidModeGetAllModeLines)(SDL_Display, SDL_Screen,&nmodes,&modes) ) {
353
354
#ifdef XFREE86_DEBUG
355
printf("Available modes: (sorted)\n");
356
357
358
359
360
361
362
363
364
for ( i = 0; i < nmodes; ++i ) {
printf("Mode %d: %d x %d @ %d\n", i,
modes[i]->hdisplay, modes[i]->vdisplay,
1000 * modes[i]->dotclock / (modes[i]->htotal *
modes[i]->vtotal) );
}
#endif
qsort(modes, nmodes, sizeof *modes, cmpmodes);
365
SDL_modelist = (SDL_Rect **)malloc((nmodes+2)*sizeof(SDL_Rect *));
366
if ( SDL_modelist ) {
367
n = 0;
368
for ( i=0; i<nmodes; ++i ) {
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
int w, h;
/* Check to see if we should add the screen size (Xinerama) */
w = modes[i]->hdisplay;
h = modes[i]->vdisplay;
if ( (screen_w * screen_h) >= (w * h) ) {
if ( (screen_w != w) || (screen_h != h) ) {
SDL_modelist[n] = (SDL_Rect *)malloc(sizeof(SDL_Rect));
if ( SDL_modelist[n] ) {
SDL_modelist[n]->x = 0;
SDL_modelist[n]->y = 0;
SDL_modelist[n]->w = screen_w;
SDL_modelist[n]->h = screen_h;
++n;
}
}
screen_w = 0;
screen_h = 0;
}
/* Add the size from the video mode list */
SDL_modelist[n] = (SDL_Rect *)malloc(sizeof(SDL_Rect));
if ( SDL_modelist[n] == NULL ) {
392
393
break;
}
394
395
396
397
398
SDL_modelist[n]->x = 0;
SDL_modelist[n]->y = 0;
SDL_modelist[n]->w = w;
SDL_modelist[n]->h = h;
++n;
399
}
400
SDL_modelist[n] = NULL;
401
402
403
}
XFree(modes);
404
use_vidmode = vm_major * 100 + vm_minor;
405
406
407
408
save_mode(this);
}
#endif /* XFREE86_VM */
409
/* XiG */
410
411
412
413
#ifdef HAVE_XIGXME
/* first lets make sure we have the extension, and it's at least v2.0 */
if (XiGMiscQueryVersion(SDL_Display, &xme_major, &xme_minor)) {
#ifdef XIG_DEBUG
414
415
fprintf(stderr, "XME: XiGMiscQueryVersion: V%d.%d\n",
xme_major, xme_minor);
416
#endif
417
418
419
420
421
422
423
/* work around a XiGMisc bogosity in our version of libXext */
if (xme_major == 0 && xme_major == 0) {
/* Ideally libxme would spit this out, but the problem is that
the right Query func will never be called if using the bogus
libXext version.
*/
fprintf(stderr,
424
425
426
"XME: If you are using Xi Graphics CDE and a Summit server, you need to\n"
"XME: get the libXext update from our ftp site before fullscreen switching\n"
"XME: will work. Fullscreen switching is only supported on Summit Servers\n");
427
}
428
429
} else {
/* not there. Bummer. */
430
xme_major = xme_minor = 0;
431
432
433
434
}
modelist = NULL;
if (xme_major >= 2 && (nummodes = XiGMiscQueryResolutions(SDL_Display,
435
436
437
438
439
440
SDL_Screen,
0, /* view */
&ractive,
&modelist)) > 1)
{ /* then we actually have some */
int j;
441
442
#ifdef XIG_DEBUG
443
444
fprintf(stderr, "XME: nummodes = %d, active mode = %d\n",
nummodes, ractive);
445
446
#endif
447
SDL_modelist = (SDL_Rect **)malloc((nummodes+1)*sizeof(SDL_Rect *));
448
449
450
451
452
453
454
455
456
/* we get the list already sorted in */
/* descending order. We'll copy it in */
/* reverse order so SDL is happy */
if (SDL_modelist) {
for ( i=0, j=nummodes-1; j>=0; i++, j-- ) {
if ((SDL_modelist[i] =
(SDL_Rect *)malloc(sizeof(SDL_Rect))) == NULL)
break;
457
#ifdef XIG_DEBUG
458
459
fprintf(stderr, "XME: mode = %4d, w = %4d, h = %4d\n",
i, modelist[i].width, modelist[i].height);
460
#endif
461
462
463
464
465
466
467
SDL_modelist[i]->x = 0;
SDL_modelist[i]->y = 0;
SDL_modelist[i]->w = modelist[j].width;
SDL_modelist[i]->h = modelist[j].height;
}
468
SDL_modelist[i] = NULL; /* terminator */
469
470
471
}
use_xme = 1;
saved_res = modelist[ractive]; /* save the current resolution */
472
473
474
475
476
477
478
479
} else {
use_xme = 0;
}
if ( modelist ) {
XFree(modelist);
}
#endif /* HAVE_XIGXME */
480
{
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
static int depth_list[] = { 32, 24, 16, 15, 8 };
int j, np;
int use_directcolor = 1;
XPixmapFormatValues *pf;
/* Search for the visuals in deepest-first order, so that the first
will be the richest one */
if ( getenv("SDL_VIDEO_X11_NODIRECTCOLOR") ) {
use_directcolor = 0;
}
this->hidden->nvisuals = 0;
if ( ! add_visual_byid(this, getenv("SDL_VIDEO_X11_VISUALID")) ) {
for ( i=0; i<SDL_TABLESIZE(depth_list); ++i ) {
if ( depth_list[i] > 8 ) {
if ( use_directcolor ) {
add_visual(this, depth_list[i], DirectColor);
}
add_visual(this, depth_list[i], TrueColor);
} else {
add_visual(this, depth_list[i], PseudoColor);
add_visual(this, depth_list[i], StaticColor);
}
}
}
if ( this->hidden->nvisuals == 0 ) {
SDL_SetError("Found no sufficiently capable X11 visuals");
return -1;
}
/* look up the pixel quantum for each depth */
pf = XListPixmapFormats(SDL_Display, &np);
for(i = 0; i < this->hidden->nvisuals; i++) {
int d = this->hidden->visuals[i].depth;
for(j = 0; j < np; j++)
if(pf[j].depth == d)
break;
this->hidden->visuals[i].bpp = j < np ? pf[j].bits_per_pixel : d;
}
XFree(pf);
521
522
523
524
525
}
if ( SDL_modelist == NULL ) {
SDL_modelist = (SDL_Rect **)malloc((1+1)*sizeof(SDL_Rect *));
if ( SDL_modelist ) {
526
527
528
529
530
531
532
533
n = 0;
SDL_modelist[n] = (SDL_Rect *)malloc(sizeof(SDL_Rect));
if ( SDL_modelist[n] ) {
SDL_modelist[n]->x = 0;
SDL_modelist[n]->y = 0;
SDL_modelist[n]->w = screen_w;
SDL_modelist[n]->h = screen_h;
++n;
534
}
535
SDL_modelist[n] = NULL;
536
537
538
}
}
539
#if defined(XFREE86_DEBUG) || defined(XIG_DEBUG)
540
if ( use_vidmode ) {
541
printf("XFree86 VidMode is enabled\n");
542
}
543
544
545
546
547
548
549
550
#ifdef HAVE_XIGXME
if ( use_xme )
printf("Xi Graphics XME fullscreen is enabled\n");
else
printf("Xi Graphics XME fullscreen is not available\n");
#endif
551
if ( SDL_modelist ) {
552
printf("X11 video mode list:\n");
553
for ( i=0; SDL_modelist[i]; ++i ) {
554
printf("\t%dx%d\n", SDL_modelist[i]->w, SDL_modelist[i]->h);
555
556
}
}
557
#endif /* XFREE86_DEBUG || XIG_DEBUG */
558
559
560
561
562
563
564
/* The default X/Y fullscreen offset is 0/0 */
xinerama_x = 0;
xinerama_y = 0;
#ifdef HAVE_XINERAMA
/* Query Xinerama extention */
565
566
if ( SDL_NAME(XineramaQueryExtension)(SDL_Display, &i, &i) &&
SDL_NAME(XineramaIsActive)(SDL_Display) ) {
567
568
/* Find out which screen is the desired one */
int desired = 0;
569
int screens;
570
SDL_NAME(XineramaScreenInfo) *xinerama;
571
572
573
#ifdef XINERAMA_DEBUG
printf("X11 detected Xinerama:\n");
574
575
576
577
578
579
#endif
#if 0 /* Apparently the vidmode extension doesn't work with Xinerama */
const char *variable = getenv("SDL_VIDEO_X11_XINERAMA_SCREEN");
if ( variable ) {
desired = atoi(variable);
}
580
#endif
581
xinerama = SDL_NAME(XineramaQueryScreens)(SDL_Display, &screens);
582
583
584
585
586
587
588
for ( i = 0; i < screens; i++ ) {
#ifdef XINERAMA_DEBUG
printf("xinerama %d: %dx%d+%d+%d\n",
xinerama[i].screen_number,
xinerama[i].width, xinerama[i].height,
xinerama[i].x_org, xinerama[i].y_org);
#endif
589
if ( xinerama[i].screen_number == desired ) {
590
591
592
593
594
595
596
597
xinerama_x = xinerama[i].x_org;
xinerama_y = xinerama[i].y_org;
}
}
XFree(xinerama);
}
#endif /* HAVE_XINERAMA */
598
599
600
601
602
603
604
return 0;
}
int X11_SupportedVisual(_THIS, SDL_PixelFormat *format)
{
int i;
for(i = 0; i < this->hidden->nvisuals; i++)
605
606
if(this->hidden->visuals[i].bpp == format->BitsPerPixel)
return 1;
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
return 0;
}
SDL_Rect **X11_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
{
if ( X11_SupportedVisual(this, format) ) {
if ( flags & SDL_FULLSCREEN ) {
return(SDL_modelist);
} else {
return((SDL_Rect **)-1);
}
} else {
return((SDL_Rect **)0);
}
}
void X11_FreeVideoModes(_THIS)
{
int i;
if ( SDL_modelist ) {
for ( i=0; SDL_modelist[i]; ++i ) {
free(SDL_modelist[i]);
}
free(SDL_modelist);
SDL_modelist = NULL;
}
}
int X11_ResizeFullScreen(_THIS)
{
int x, y;
int real_w, real_h;
640
641
642
643
644
int screen_w;
int screen_h;
screen_w = DisplayWidth(SDL_Display, SDL_Screen);
screen_h = DisplayHeight(SDL_Display, SDL_Screen);
645
646
647
x = xinerama_x;
y = xinerama_y;
648
649
if ( currently_fullscreen ) {
/* Switch resolution and cover it with the FSwindow */
650
move_cursor_to(this, x, y);
651
set_best_resolution(this, current_w, current_h);
652
move_cursor_to(this, x, y);
653
get_real_resolution(this, &real_w, &real_h);
654
655
656
657
658
659
if ( current_w > real_w ) {
real_w = MAX(real_w, screen_w);
}
if ( current_h > real_h ) {
real_h = MAX(real_h, screen_h);
}
660
XMoveResizeWindow(SDL_Display, FSwindow, x, y, real_w, real_h);
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
move_cursor_to(this, real_w/2, real_h/2);
/* Center and reparent the drawing window */
x = (real_w - current_w)/2;
y = (real_h - current_h)/2;
XReparentWindow(SDL_Display, SDL_Window, FSwindow, x, y);
/* FIXME: move the mouse to the old relative location */
XSync(SDL_Display, True); /* Flush spurious mode change events */
}
return(1);
}
void X11_QueueEnterFullScreen(_THIS)
{
switch_waiting = 0x01 | SDL_FULLSCREEN;
switch_time = SDL_GetTicks() + 1500;
#if 0 /* This causes a BadMatch error if the window is iconified (not needed) */
XSetInputFocus(SDL_Display, WMwindow, RevertToNone, CurrentTime);
#endif
}
int X11_EnterFullScreen(_THIS)
{
int okay;
#if 0
Window tmpwin, *windows;
int i, nwindows;
#endif
689
int real_w, real_h;
690
691
int screen_w;
int screen_h;
692
693
okay = 1;
694
695
696
if ( currently_fullscreen ) {
return(okay);
}
697
698
699
700
701
/* Ungrab the input so that we can move the mouse around */
X11_GrabInputNoLock(this, SDL_GRAB_OFF);
/* Map the fullscreen window to blank the screen */
702
703
screen_w = DisplayWidth(SDL_Display, SDL_Screen);
screen_h = DisplayHeight(SDL_Display, SDL_Screen);
704
get_real_resolution(this, &real_w, &real_h);
705
706
707
708
709
710
if ( current_w > real_w ) {
real_w = MAX(real_w, screen_w);
}
if ( current_h > real_h ) {
real_h = MAX(real_h, screen_h);
}
711
712
XMoveResizeWindow(SDL_Display, FSwindow,
xinerama_x, xinerama_y, real_w, real_h);
713
714
XMapRaised(SDL_Display, FSwindow);
X11_WaitMapped(this, FSwindow);
715
716
#if 0 /* This seems to break WindowMaker in focus-follows-mouse mode */
717
718
719
720
721
722
723
724
725
726
727
/* Make sure we got to the top of the window stack */
if ( XQueryTree(SDL_Display, SDL_Root, &tmpwin, &tmpwin,
&windows, &nwindows) && windows ) {
/* If not, try to put us there - if fail... oh well */
if ( windows[nwindows-1] != FSwindow ) {
tmpwin = windows[nwindows-1];
for ( i=0; i<nwindows; ++i ) {
if ( windows[i] == FSwindow ) {
memcpy(&windows[i], &windows[i+1],
(nwindows-i-1)*sizeof(windows[i]));
break;
728
729
}
}
730
731
732
windows[nwindows-1] = FSwindow;
XRestackWindows(SDL_Display, windows, nwindows);
XSync(SDL_Display, False);
733
}
734
735
XFree(windows);
}
736
#else
737
XRaiseWindow(SDL_Display, FSwindow);
738
739
740
#endif
#ifdef XFREE86_VM
741
742
/* Save the current video mode */
if ( use_vidmode ) {
743
SDL_NAME(XF86VidModeLockModeSwitch)(SDL_Display, SDL_Screen, True);
744
}
745
#endif
746
currently_fullscreen = 1;
747
748
749
750
751
752
753
754
755
/* Set the new resolution */
okay = X11_ResizeFullScreen(this);
if ( ! okay ) {
X11_LeaveFullScreen(this);
}
/* Set the colormap */
if ( SDL_XColorMap ) {
XInstallColormap(SDL_Display, SDL_XColorMap);
756
}
757
758
759
760
761
762
763
764
765
766
767
768
769
if ( okay )
X11_GrabInputNoLock(this, this->input_grab | SDL_GRAB_FULLSCREEN);
/* We may need to refresh the screen at this point (no backing store)
We also don't get an event, which is why we explicitly refresh. */
if ( this->screen ) {
if ( this->screen->flags & SDL_OPENGL ) {
SDL_PrivateExpose();
} else {
X11_RefreshDisplay(this);
}
}
770
771
772
773
774
775
776
777
778
779
return(okay);
}
int X11_LeaveFullScreen(_THIS)
{
if ( currently_fullscreen ) {
XReparentWindow(SDL_Display, SDL_Window, WMwindow, 0, 0);
#ifdef XFREE86_VM
if ( use_vidmode ) {
restore_mode(this);
780
SDL_NAME(XF86VidModeLockModeSwitch)(SDL_Display, SDL_Screen, False);
781
782
}
#endif
783
784
#ifdef HAVE_XIGXME
785
786
787
if ( use_xme ) {
int rw, rh;
788
/* check current mode so we can avoid uneccessary mode changes */
789
790
791
792
793
794
795
796
797
798
799
800
get_real_resolution(this, &rw, &rh);
if (rw != saved_res.width || rh != saved_res.height) {
XiGMiscChangeResolution(SDL_Display,
SDL_Screen,
0, /* view */
saved_res.width,
saved_res.height,
0);
XSync(SDL_Display, False);
}
}
801
802
#endif
803
804
805
806
807
808
809
810
811
812
813
XUnmapWindow(SDL_Display, FSwindow);
X11_WaitUnmapped(this, FSwindow);
XSync(SDL_Display, True); /* Flush spurious mode change events */
currently_fullscreen = 0;
}
/* If we get popped out of fullscreen mode for some reason, input_grab
will still have the SDL_GRAB_FULLSCREEN flag set, since this is only
temporary. In this case, release the grab unless the input has been
explicitly grabbed.
*/
X11_GrabInputNoLock(this, this->input_grab & ~SDL_GRAB_FULLSCREEN);
814
815
816
817
818
819
820
821
822
823
824
/* We may need to refresh the screen at this point (no backing store)
We also don't get an event, which is why we explicitly refresh. */
if ( this->screen ) {
if ( this->screen->flags & SDL_OPENGL ) {
SDL_PrivateExpose();
} else {
X11_RefreshDisplay(this);
}
}
825
826
return(0);
}