/
SDL_x11modes.c
827 lines (739 loc) · 26.3 KB
1
2
/*
SDL - Simple DirectMedia Layer
3
Copyright (C) 1997-2004 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
SDL_NAME(XF86VidModeModeLine) *l = (SDL_NAME(XF86VidModeModeLine)*)((char*)info + sizeof info->dotclock);
52
return SDL_NAME(XF86VidModeGetModeLine)(dpy, scr, (int*)&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
89
90
91
if ( a->hdisplay == b->hdisplay )
return b->vdisplay - a->vdisplay;
else
return b->hdisplay - a->hdisplay;
92
93
94
}
#endif
95
96
static void get_real_resolution(_THIS, int* w, int* h);
97
98
99
100
static void set_best_resolution(_THIS, int width, int height)
{
#ifdef XFREE86_VM
if ( use_vidmode ) {
101
102
SDL_NAME(XF86VidModeModeLine) mode;
SDL_NAME(XF86VidModeModeInfo) **modes;
103
int i;
104
int best_width = 0, best_height = 0;
105
106
int nmodes;
107
if ( SDL_NAME(XF86VidModeGetModeLine)(SDL_Display, SDL_Screen, &i, &mode) &&
108
SDL_NAME(XF86VidModeGetAllModeLines)(SDL_Display,SDL_Screen,&nmodes,&modes)){
109
#ifdef XFREE86_DEBUG
110
printf("Available modes (unsorted):\n");
111
for ( i = 0; i < nmodes; ++i ) {
112
113
114
115
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) );
116
}
117
#endif
118
for ( i = 0; i < nmodes ; i++ ) {
119
if ( (modes[i]->hdisplay == width) &&
120
(modes[i]->vdisplay == height) )
121
122
goto match;
}
123
qsort(modes, nmodes, sizeof *modes, cmpmodes);
124
for ( i = nmodes-1; i > 0 ; i-- ) {
125
126
127
128
129
130
131
132
133
134
135
136
137
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;
}
}
138
}
139
match:
140
141
if ( (modes[i]->hdisplay != mode.hdisplay) ||
(modes[i]->vdisplay != mode.vdisplay) ) {
142
SDL_NAME(XF86VidModeSwitchToMode)(SDL_Display, SDL_Screen, modes[i]);
143
}
144
pXFree(modes);
145
146
147
}
}
#endif /* XFREE86_VM */
148
149
/* XiG */
150
151
152
#ifdef HAVE_XIGXME
#ifdef XIG_DEBUG
fprintf(stderr, "XME: set_best_resolution(): w = %d, h = %d\n",
153
width, height);
154
155
#endif
if ( SDL_modelist ) {
156
int i;
157
158
for ( i=0; SDL_modelist[i]; ++i ) {
159
if ( (SDL_modelist[i]->w >= width) &&
160
(SDL_modelist[i]->h >= height) ) {
161
162
break;
}
163
}
164
165
166
if ( SDL_modelist[i] ) { /* found one, lets try it */
int w, h;
167
168
/* check current mode so we can avoid uneccessary mode changes */
169
get_real_resolution(this, &w, &h);
170
171
if ( (SDL_modelist[i]->w != w) || (SDL_modelist[i]->h != h) ) {
172
# ifdef XIG_DEBUG
173
174
175
fprintf(stderr, "XME: set_best_resolution: "
"XiGMiscChangeResolution: %d %d\n",
SDL_modelist[s]->w, SDL_modelist[s]->h);
176
# endif
177
178
179
180
181
182
XiGMiscChangeResolution(SDL_Display,
SDL_Screen,
0, /* view */
SDL_modelist[i]->w,
SDL_modelist[i]->h,
0);
183
pXSync(SDL_Display, False);
184
185
186
187
188
}
}
}
#endif /* HAVE_XIGXME */
189
190
191
192
193
194
}
static void get_real_resolution(_THIS, int* w, int* h)
{
#ifdef XFREE86_VM
if ( use_vidmode ) {
195
SDL_NAME(XF86VidModeModeLine) mode;
196
197
int unused;
198
if ( SDL_NAME(XF86VidModeGetModeLine)(SDL_Display, SDL_Screen, &unused, &mode) ) {
199
200
201
202
203
204
*w = mode.hdisplay;
*h = mode.vdisplay;
return;
}
}
#endif
205
206
207
208
209
210
211
#ifdef HAVE_XIGXME
if ( use_xme ) {
int ractive;
XiGMiscResolutionInfo *modelist;
XiGMiscQueryResolutions(SDL_Display, SDL_Screen,
212
213
0, /* view */
&ractive, &modelist);
214
215
216
217
218
219
220
221
222
223
*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 */
224
225
226
227
228
229
230
231
232
*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 {
233
pXMaskEvent(SDL_Display, StructureNotifyMask, &event);
234
235
236
237
238
239
240
241
} 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 {
242
pXMaskEvent(SDL_Display, StructureNotifyMask, &event);
243
244
245
246
247
} while ( (event.type != UnmapNotify) || (event.xunmap.event != win) );
}
static void move_cursor_to(_THIS, int x, int y)
{
248
pXWarpPointer(SDL_Display, None, SDL_Root, 0, 0, 0, 0, x, y);
249
250
251
252
253
}
static int add_visual(_THIS, int depth, int class)
{
XVisualInfo vi;
254
if(pXMatchVisualInfo(SDL_Display, SDL_Screen, depth, class, &vi)) {
255
256
257
258
int n = this->hidden->nvisuals;
this->hidden->visuals[n].depth = vi.depth;
this->hidden->visuals[n].visual = vi.visual;
this->hidden->nvisuals++;
259
260
261
262
263
264
265
266
267
268
269
}
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);
270
vi = pXGetVisualInfo(SDL_Display, VisualIDMask, &template, &nvis);
271
if ( vi ) {
272
273
274
275
int n = this->hidden->nvisuals;
this->hidden->visuals[n].depth = vi->depth;
this->hidden->visuals[n].visual = vi->visual;
this->hidden->nvisuals++;
276
pXFree(vi);
277
278
279
280
281
282
283
284
285
286
287
288
289
290
}
}
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;
291
SDL_NAME(XF86VidModeModeInfo) **modes;
292
293
294
295
296
#endif
#ifdef HAVE_XIGXME
int xme_major, xme_minor;
int ractive, nummodes;
XiGMiscResolutionInfo *modelist;
297
#endif
298
299
300
int i, n;
int screen_w;
int screen_h;
301
302
303
vm_error = -1;
use_vidmode = 0;
304
305
306
screen_w = DisplayWidth(SDL_Display, SDL_Screen);
screen_h = DisplayHeight(SDL_Display, SDL_Screen);
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
#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);
}
}
327
328
#if defined(__alpha__) || defined(__sparc64__) || defined(__powerpc__)
/* The alpha, sparc64 and PPC XFree86 servers are also buggy */
329
330
331
332
buggy_X11 = 1;
#endif
/* Enumerate the available fullscreen modes */
if ( ! buggy_X11 ) {
333
334
if ( SDL_NAME(XF86VidModeQueryExtension)(SDL_Display, &vm_event, &vm_error) &&
SDL_NAME(XF86VidModeQueryVersion)(SDL_Display, &vm_major, &vm_minor) ) {
335
336
337
#ifdef BROKEN_XFREE86_4001
#ifdef X_XF86VidModeGetDotClocks /* Compiled under XFree86 4.0 */
/* Earlier X servers hang when doing vidmode */
338
if ( vm_major < 2 ) {
339
340
#ifdef XFREE86_DEBUG
printf("Compiled under XFree86 4.0, server is XFree86 3.X\n");
341
342
343
344
#endif
buggy_X11 = 1;
}
#else
345
/* XFree86 3.X code works with XFree86 4.0 servers */;
346
347
348
349
350
351
352
#endif /* XFree86 4.0 */
#endif /* XFree86 4.02 and newer are fixed wrt backwards compatibility */
} else {
buggy_X11 = 1;
}
}
if ( ! buggy_X11 &&
353
SDL_NAME(XF86VidModeGetAllModeLines)(SDL_Display, SDL_Screen,&nmodes,&modes) ) {
354
355
#ifdef XFREE86_DEBUG
356
printf("Available modes: (sorted)\n");
357
358
359
360
361
362
363
364
365
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);
366
SDL_modelist = (SDL_Rect **)malloc((nmodes+2)*sizeof(SDL_Rect *));
367
if ( SDL_modelist ) {
368
n = 0;
369
for ( i=0; i<nmodes; ++i ) {
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
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 ) {
393
394
break;
}
395
396
397
398
399
SDL_modelist[n]->x = 0;
SDL_modelist[n]->y = 0;
SDL_modelist[n]->w = w;
SDL_modelist[n]->h = h;
++n;
400
}
401
SDL_modelist[n] = NULL;
402
}
403
pXFree(modes);
404
405
use_vidmode = vm_major * 100 + vm_minor;
406
407
408
409
save_mode(this);
}
#endif /* XFREE86_VM */
410
/* XiG */
411
412
413
414
#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
415
416
fprintf(stderr, "XME: XiGMiscQueryVersion: V%d.%d\n",
xme_major, xme_minor);
417
#endif
418
419
420
421
422
423
424
/* 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,
425
426
427
"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");
428
}
429
430
} else {
/* not there. Bummer. */
431
xme_major = xme_minor = 0;
432
433
434
435
}
modelist = NULL;
if (xme_major >= 2 && (nummodes = XiGMiscQueryResolutions(SDL_Display,
436
437
438
439
440
441
SDL_Screen,
0, /* view */
&ractive,
&modelist)) > 1)
{ /* then we actually have some */
int j;
442
443
#ifdef XIG_DEBUG
444
445
fprintf(stderr, "XME: nummodes = %d, active mode = %d\n",
nummodes, ractive);
446
447
#endif
448
SDL_modelist = (SDL_Rect **)malloc((nummodes+1)*sizeof(SDL_Rect *));
449
450
451
452
453
454
455
456
457
/* 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;
458
#ifdef XIG_DEBUG
459
460
fprintf(stderr, "XME: mode = %4d, w = %4d, h = %4d\n",
i, modelist[i].width, modelist[i].height);
461
#endif
462
463
464
465
466
467
468
SDL_modelist[i]->x = 0;
SDL_modelist[i]->y = 0;
SDL_modelist[i]->w = modelist[j].width;
SDL_modelist[i]->h = modelist[j].height;
}
469
SDL_modelist[i] = NULL; /* terminator */
470
471
472
}
use_xme = 1;
saved_res = modelist[ractive]; /* save the current resolution */
473
474
475
476
} else {
use_xme = 0;
}
if ( modelist ) {
477
pXFree(modelist);
478
479
480
}
#endif /* HAVE_XIGXME */
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
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 */
512
pf = pXListPixmapFormats(SDL_Display, &np);
513
514
515
516
517
518
519
520
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;
}
521
pXFree(pf);
522
523
524
525
526
}
if ( SDL_modelist == NULL ) {
SDL_modelist = (SDL_Rect **)malloc((1+1)*sizeof(SDL_Rect *));
if ( SDL_modelist ) {
527
528
529
530
531
532
533
534
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;
535
}
536
SDL_modelist[n] = NULL;
537
538
539
}
}
540
#if defined(XFREE86_DEBUG) || defined(XIG_DEBUG)
541
if ( use_vidmode ) {
542
printf("XFree86 VidMode is enabled\n");
543
}
544
545
546
547
548
549
550
551
#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
552
if ( SDL_modelist ) {
553
printf("X11 video mode list:\n");
554
for ( i=0; SDL_modelist[i]; ++i ) {
555
printf("\t%dx%d\n", SDL_modelist[i]->w, SDL_modelist[i]->h);
556
557
}
}
558
#endif /* XFREE86_DEBUG || XIG_DEBUG */
559
560
561
562
563
564
565
/* The default X/Y fullscreen offset is 0/0 */
xinerama_x = 0;
xinerama_y = 0;
#ifdef HAVE_XINERAMA
/* Query Xinerama extention */
566
567
if ( SDL_NAME(XineramaQueryExtension)(SDL_Display, &i, &i) &&
SDL_NAME(XineramaIsActive)(SDL_Display) ) {
568
569
/* Find out which screen is the desired one */
int desired = 0;
570
int screens;
571
SDL_NAME(XineramaScreenInfo) *xinerama;
572
573
574
#ifdef XINERAMA_DEBUG
printf("X11 detected Xinerama:\n");
575
576
577
578
579
580
#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);
}
581
#endif
582
xinerama = SDL_NAME(XineramaQueryScreens)(SDL_Display, &screens);
583
584
585
586
587
588
589
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
590
if ( xinerama[i].screen_number == desired ) {
591
592
593
594
xinerama_x = xinerama[i].x_org;
xinerama_y = xinerama[i].y_org;
}
}
595
pXFree(xinerama);
596
597
598
}
#endif /* HAVE_XINERAMA */
599
600
601
602
603
604
605
return 0;
}
int X11_SupportedVisual(_THIS, SDL_PixelFormat *format)
{
int i;
for(i = 0; i < this->hidden->nvisuals; i++)
606
607
if(this->hidden->visuals[i].bpp == format->BitsPerPixel)
return 1;
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
640
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;
641
642
643
644
645
int screen_w;
int screen_h;
screen_w = DisplayWidth(SDL_Display, SDL_Screen);
screen_h = DisplayHeight(SDL_Display, SDL_Screen);
646
647
648
x = xinerama_x;
y = xinerama_y;
649
650
if ( currently_fullscreen ) {
/* Switch resolution and cover it with the FSwindow */
651
move_cursor_to(this, x, y);
652
set_best_resolution(this, current_w, current_h);
653
move_cursor_to(this, x, y);
654
get_real_resolution(this, &real_w, &real_h);
655
656
657
658
659
660
if ( current_w > real_w ) {
real_w = MAX(real_w, screen_w);
}
if ( current_h > real_h ) {
real_h = MAX(real_h, screen_h);
}
661
pXMoveResizeWindow(SDL_Display, FSwindow, x, y, real_w, real_h);
662
663
664
665
666
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;
667
pXReparentWindow(SDL_Display, SDL_Window, FSwindow, x, y);
668
/* FIXME: move the mouse to the old relative location */
669
pXSync(SDL_Display, True); /* Flush spurious mode change events */
670
671
672
673
674
675
676
677
678
}
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) */
679
pXSetInputFocus(SDL_Display, WMwindow, RevertToNone, CurrentTime);
680
681
682
683
684
685
686
687
688
689
#endif
}
int X11_EnterFullScreen(_THIS)
{
int okay;
#if 0
Window tmpwin, *windows;
int i, nwindows;
#endif
690
int real_w, real_h;
691
692
int screen_w;
int screen_h;
693
694
okay = 1;
695
696
697
if ( currently_fullscreen ) {
return(okay);
}
698
699
700
701
702
/* 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 */
703
704
screen_w = DisplayWidth(SDL_Display, SDL_Screen);
screen_h = DisplayHeight(SDL_Display, SDL_Screen);
705
get_real_resolution(this, &real_w, &real_h);
706
707
708
709
710
711
if ( current_w > real_w ) {
real_w = MAX(real_w, screen_w);
}
if ( current_h > real_h ) {
real_h = MAX(real_h, screen_h);
}
712
pXMoveResizeWindow(SDL_Display, FSwindow,
713
xinerama_x, xinerama_y, real_w, real_h);
714
pXMapRaised(SDL_Display, FSwindow);
715
X11_WaitMapped(this, FSwindow);
716
717
#if 0 /* This seems to break WindowMaker in focus-follows-mouse mode */
718
/* Make sure we got to the top of the window stack */
719
if ( pXQueryTree(SDL_Display, SDL_Root, &tmpwin, &tmpwin,
720
721
722
723
724
725
726
727
728
&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;
729
730
}
}
731
windows[nwindows-1] = FSwindow;
732
733
pXRestackWindows(SDL_Display, windows, nwindows);
pXSync(SDL_Display, False);
734
}
735
pXFree(windows);
736
}
737
#else
738
pXRaiseWindow(SDL_Display, FSwindow);
739
740
741
#endif
#ifdef XFREE86_VM
742
743
/* Save the current video mode */
if ( use_vidmode ) {
744
SDL_NAME(XF86VidModeLockModeSwitch)(SDL_Display, SDL_Screen, True);
745
}
746
#endif
747
currently_fullscreen = 1;
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 ) {
756
pXInstallColormap(SDL_Display, SDL_XColorMap);
757
}
758
759
760
761
762
763
764
765
766
767
768
769
770
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);
}
}
771
772
773
774
775
776
return(okay);
}
int X11_LeaveFullScreen(_THIS)
{
if ( currently_fullscreen ) {
777
pXReparentWindow(SDL_Display, SDL_Window, WMwindow, 0, 0);
778
779
780
#ifdef XFREE86_VM
if ( use_vidmode ) {
restore_mode(this);
781
SDL_NAME(XF86VidModeLockModeSwitch)(SDL_Display, SDL_Screen, False);
782
783
}
#endif
784
785
#ifdef HAVE_XIGXME
786
787
788
if ( use_xme ) {
int rw, rh;
789
/* check current mode so we can avoid uneccessary mode changes */
790
791
792
793
794
795
796
797
798
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);
799
pXSync(SDL_Display, False);
800
801
}
}
802
803
#endif
804
pXUnmapWindow(SDL_Display, FSwindow);
805
X11_WaitUnmapped(this, FSwindow);
806
pXSync(SDL_Display, True); /* Flush spurious mode change events */
807
808
809
810
811
812
813
814
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);
815
816
817
818
819
820
821
822
823
824
825
/* 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);
}
}
826
827
return(0);
}