/
SDL_x11modes.c
1106 lines (979 loc) · 34.4 KB
1
2
/*
SDL - Simple DirectMedia Layer
3
Copyright (C) 1997-2006 Sam Lantinga
4
5
This library is free software; you can redistribute it and/or
6
modify it under the terms of the GNU Lesser General Public
7
License as published by the Free Software Foundation; either
8
version 2.1 of the License, or (at your option) any later version.
9
10
11
12
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
13
Lesser General Public License for more details.
14
15
16
17
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
18
19
Sam Lantinga
20
slouken@libsdl.org
21
*/
22
#include "SDL_config.h"
23
24
25
/* Utilities for getting and setting the X display mode */
26
#include <stdio.h>
27
28
29
#include "SDL_timer.h"
#include "SDL_events.h"
30
#include "../../events/SDL_events_c.h"
31
32
33
#include "SDL_x11video.h"
#include "SDL_x11wm_c.h"
#include "SDL_x11modes_c.h"
34
#include "SDL_x11image_c.h"
35
36
37
/*#define X11MODES_DEBUG*/
38
#define MAX(a, b) (a > b ? a : b)
39
40
41
42
43
44
45
46
47
48
49
50
51
#if SDL_VIDEO_DRIVER_X11_XRANDR
static int cmpmodelist(const void *va, const void *vb)
{
const SDL_Rect *a = *(const SDL_Rect **)va;
const SDL_Rect *b = *(const SDL_Rect **)vb;
if ( a->w == b->w )
return b->h - a->h;
else
return b->w - a->w;
}
#endif
52
#if SDL_VIDEO_DRIVER_X11_VIDMODE
53
Bool SDL_NAME(XF86VidModeGetModeInfo)(Display *dpy, int scr, SDL_NAME(XF86VidModeModeInfo) *info)
54
{
55
SDL_NAME(XF86VidModeModeLine) *l = (SDL_NAME(XF86VidModeModeLine)*)((char*)info + sizeof info->dotclock);
56
return SDL_NAME(XF86VidModeGetModeLine)(dpy, scr, (int*)&info->dotclock, l);
57
}
58
#endif /* SDL_VIDEO_DRIVER_X11_VIDMODE */
59
60
#if SDL_VIDEO_DRIVER_X11_VIDMODE
61
62
static void save_mode(_THIS)
{
63
SDL_memset(&saved_mode, 0, sizeof(saved_mode));
64
65
SDL_NAME(XF86VidModeGetModeInfo)(SDL_Display,SDL_Screen,&saved_mode);
SDL_NAME(XF86VidModeGetViewPort)(SDL_Display,SDL_Screen,&saved_view.x,&saved_view.y);
66
67
68
}
#endif
69
#if SDL_VIDEO_DRIVER_X11_VIDMODE
70
71
static void restore_mode(_THIS)
{
72
SDL_NAME(XF86VidModeModeLine) mode;
73
74
int unused;
75
if ( SDL_NAME(XF86VidModeGetModeLine)(SDL_Display, SDL_Screen, &unused, &mode) ) {
76
77
if ( (saved_mode.hdisplay != mode.hdisplay) ||
(saved_mode.vdisplay != mode.vdisplay) ) {
78
SDL_NAME(XF86VidModeSwitchToMode)(SDL_Display, SDL_Screen, &saved_mode);
79
80
81
}
}
if ( (saved_view.x != 0) || (saved_view.y != 0) ) {
82
SDL_NAME(XF86VidModeSetViewPort)(SDL_Display, SDL_Screen, saved_view.x, saved_view.y);
83
84
85
86
}
}
#endif
87
#if SDL_VIDEO_DRIVER_X11_VIDMODE
88
89
static int cmpmodes(const void *va, const void *vb)
{
90
91
const SDL_NAME(XF86VidModeModeInfo) *a = *(const SDL_NAME(XF86VidModeModeInfo)**)va;
const SDL_NAME(XF86VidModeModeInfo) *b = *(const SDL_NAME(XF86VidModeModeInfo)**)vb;
92
93
94
95
if ( a->hdisplay == b->hdisplay )
return b->vdisplay - a->vdisplay;
else
return b->hdisplay - a->hdisplay;
96
97
98
}
#endif
99
100
static void get_real_resolution(_THIS, int* w, int* h);
101
102
static void set_best_resolution(_THIS, int width, int height)
{
103
#if SDL_VIDEO_DRIVER_X11_VIDMODE
104
if ( use_vidmode ) {
105
106
SDL_NAME(XF86VidModeModeLine) mode;
SDL_NAME(XF86VidModeModeInfo) **modes;
107
108
int i;
int nmodes;
109
int best = -1;
110
111
if ( SDL_NAME(XF86VidModeGetModeLine)(SDL_Display, SDL_Screen, &i, &mode) &&
112
SDL_NAME(XF86VidModeGetAllModeLines)(SDL_Display,SDL_Screen,&nmodes,&modes) ) {
113
for ( i = 0; i < nmodes ; i++ ) {
114
if ( (modes[i]->hdisplay == width) &&
115
116
117
118
119
120
121
122
123
124
125
126
(modes[i]->vdisplay == height) ) {
best = i;
break;
}
if ( modes[i]->hdisplay >= width &&
modes[i]->vdisplay >= height ) {
if ( best < 0 ||
(modes[i]->hdisplay < modes[best]->hdisplay &&
modes[i]->vdisplay <= modes[best]->vdisplay) ||
(modes[i]->vdisplay < modes[best]->vdisplay &&
modes[i]->hdisplay <= modes[best]->hdisplay) ) {
best = i;
127
128
}
}
129
}
130
131
132
133
134
135
136
137
138
if ( best >= 0 &&
((modes[best]->hdisplay != mode.hdisplay) ||
(modes[best]->vdisplay != mode.vdisplay)) ) {
#ifdef X11MODES_DEBUG
printf("Best Mode %d: %d x %d @ %d\n", best,
modes[best]->hdisplay, modes[best]->vdisplay,
(modes[best]->htotal && modes[best]->vtotal) ? (1000 * modes[best]->dotclock / (modes[best]->htotal * modes[best]->vtotal)) : 0 );
#endif
SDL_NAME(XF86VidModeSwitchToMode)(SDL_Display, SDL_Screen, modes[best]);
139
}
140
XFree(modes);
141
142
}
}
143
#endif /* SDL_VIDEO_DRIVER_X11_VIDMODE */
144
145
/* XiG */
146
#if SDL_VIDEO_DRIVER_X11_XME
147
if ( use_xme && SDL_modelist ) {
148
int i;
149
150
151
152
153
#ifdef X11MODES_DEBUG
fprintf(stderr, "XME: set_best_resolution(): w = %d, h = %d\n",
width, height);
#endif
154
for ( i=0; SDL_modelist[i]; ++i ) {
155
if ( (SDL_modelist[i]->w >= width) &&
156
(SDL_modelist[i]->h >= height) ) {
157
158
break;
}
159
}
160
161
162
if ( SDL_modelist[i] ) { /* found one, lets try it */
int w, h;
163
164
/* check current mode so we can avoid uneccessary mode changes */
165
get_real_resolution(this, &w, &h);
166
167
if ( (SDL_modelist[i]->w != w) || (SDL_modelist[i]->h != h) ) {
168
#ifdef X11MODES_DEBUG
169
170
fprintf(stderr, "XME: set_best_resolution: "
"XiGMiscChangeResolution: %d %d\n",
171
172
SDL_modelist[i]->w, SDL_modelist[i]->h);
#endif
173
174
175
176
177
178
XiGMiscChangeResolution(SDL_Display,
SDL_Screen,
0, /* view */
SDL_modelist[i]->w,
SDL_modelist[i]->h,
0);
179
XSync(SDL_Display, False);
180
181
182
}
}
}
183
#endif /* SDL_VIDEO_DRIVER_X11_XME */
184
185
#if SDL_VIDEO_DRIVER_X11_XRANDR
186
if ( use_xrandr && SDL_modelist ) {
187
#ifdef X11MODES_DEBUG
188
189
190
fprintf(stderr, "XRANDR: set_best_resolution(): w = %d, h = %d\n",
width, height);
#endif
191
192
193
194
195
196
197
198
199
int i, nsizes;
XRRScreenSize *sizes;
/* find the smallest resolution that is at least as big as the user requested */
sizes = XRRConfigSizes(screen_config, &nsizes);
for ( i = (nsizes-1); i >= 0; i-- ) {
if ( (SDL_modelist[i]->w >= width) &&
(SDL_modelist[i]->h >= height) ) {
break;
200
}
202
203
204
if ( i >= 0 && SDL_modelist[i] ) { /* found one, lets try it */
int w, h;
205
206
207
/* check current mode so we can avoid uneccessary mode changes */
get_real_resolution(this, &w, &h);
208
209
210
if ( (SDL_modelist[i]->w != w) || (SDL_modelist[i]->h != h) ) {
int size_id;
211
212
#ifdef X11MODES_DEBUG
213
214
215
fprintf(stderr, "XRANDR: set_best_resolution: "
"XXRSetScreenConfig: %d %d\n",
SDL_modelist[i]->w, SDL_modelist[i]->h);
216
217
#endif
218
219
220
221
222
/* find the matching size entry index */
for ( size_id = 0; size_id < nsizes; ++size_id ) {
if ( (sizes[size_id].width == SDL_modelist[i]->w) &&
(sizes[size_id].height == SDL_modelist[i]->h) )
break;
223
}
224
225
226
XRRSetScreenConfig(SDL_Display, screen_config, SDL_Root,
size_id, saved_rotation, CurrentTime);
227
228
229
230
}
}
}
#endif /* SDL_VIDEO_DRIVER_X11_XRANDR */
231
232
233
234
}
static void get_real_resolution(_THIS, int* w, int* h)
{
235
#if SDL_VIDEO_DRIVER_X11_XME
236
237
238
239
240
if ( use_xme ) {
int ractive;
XiGMiscResolutionInfo *modelist;
XiGMiscQueryResolutions(SDL_Display, SDL_Screen,
241
242
0, /* view */
&ractive, &modelist);
243
244
*w = modelist[ractive].width;
*h = modelist[ractive].height;
245
#ifdef X11MODES_DEBUG
246
247
248
249
250
fprintf(stderr, "XME: get_real_resolution: w = %d h = %d\n", *w, *h);
#endif
XFree(modelist);
return;
}
251
252
#endif /* SDL_VIDEO_DRIVER_X11_XME */
253
254
255
256
257
258
259
260
261
262
263
264
265
#if SDL_VIDEO_DRIVER_X11_VIDMODE
if ( use_vidmode ) {
SDL_NAME(XF86VidModeModeLine) mode;
int unused;
if ( SDL_NAME(XF86VidModeGetModeLine)(SDL_Display, SDL_Screen, &unused, &mode) ) {
*w = mode.hdisplay;
*h = mode.vdisplay;
return;
}
}
#endif /* SDL_VIDEO_DRIVER_X11_VIDMODE */
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
#if SDL_VIDEO_DRIVER_X11_XRANDR
if ( use_xrandr ) {
int nsizes;
XRRScreenSize* sizes;
sizes = XRRConfigSizes(screen_config, &nsizes);
if ( nsizes > 0 ) {
int cur_size;
Rotation cur_rotation;
cur_size = XRRConfigCurrentConfiguration(screen_config, &cur_rotation);
if ( cur_size >= 0 && cur_size < nsizes ) {
*w = sizes[cur_size].width;
*h = sizes[cur_size].height;
}
281
#ifdef X11MODES_DEBUG
282
283
284
285
286
287
fprintf(stderr, "XRANDR: get_real_resolution: w = %d h = %d\n", *w, *h);
#endif
return;
}
}
#endif /* SDL_VIDEO_DRIVER_X11_XRANDR */
288
289
290
291
292
293
294
295
296
#if SDL_VIDEO_DRIVER_X11_XINERAMA
if ( use_xinerama ) {
*w = xinerama_info.width;
*h = xinerama_info.height;
return;
}
#endif /* SDL_VIDEO_DRIVER_X11_XINERAMA */
297
298
299
300
301
302
303
304
305
*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 {
306
XMaskEvent(SDL_Display, StructureNotifyMask, &event);
307
308
309
310
311
312
313
314
} 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 {
315
XMaskEvent(SDL_Display, StructureNotifyMask, &event);
316
317
318
319
320
} while ( (event.type != UnmapNotify) || (event.xunmap.event != win) );
}
static void move_cursor_to(_THIS, int x, int y)
{
321
XWarpPointer(SDL_Display, None, SDL_Root, 0, 0, 0, 0, x, y);
322
323
324
325
326
}
static int add_visual(_THIS, int depth, int class)
{
XVisualInfo vi;
327
if(XMatchVisualInfo(SDL_Display, SDL_Screen, depth, class, &vi)) {
328
329
330
331
int n = this->hidden->nvisuals;
this->hidden->visuals[n].depth = vi.depth;
this->hidden->visuals[n].visual = vi.visual;
this->hidden->nvisuals++;
332
333
334
335
336
337
338
339
340
}
return(this->hidden->nvisuals);
}
static int add_visual_byid(_THIS, const char *visual_id)
{
XVisualInfo *vi, template;
int nvis;
if ( visual_id ) {
341
342
SDL_memset(&template, 0, (sizeof template));
template.visualid = SDL_strtol(visual_id, NULL, 0);
343
vi = XGetVisualInfo(SDL_Display, VisualIDMask, &template, &nvis);
344
if ( vi ) {
345
346
347
348
int n = this->hidden->nvisuals;
this->hidden->visuals[n].depth = vi->depth;
this->hidden->visuals[n].visual = vi->visual;
this->hidden->nvisuals++;
349
XFree(vi);
350
351
352
353
354
355
356
357
}
}
return(this->hidden->nvisuals);
}
/* Global for the error handler */
int vm_event, vm_error = -1;
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
#if SDL_VIDEO_DRIVER_X11_XINERAMA
static int CheckXinerama(_THIS, int *major, int *minor)
{
const char *env;
/* Default the extension not available */
*major = *minor = 0;
/* Allow environment override */
env = getenv("SDL_VIDEO_X11_XINERAMA");
if ( env && !SDL_atoi(env) ) {
return 0;
}
/* Query the extension version */
if ( !SDL_NAME(XineramaQueryExtension)(SDL_Display, major, minor) ||
!SDL_NAME(XineramaIsActive)(SDL_Display) ) {
return 0;
}
return 1;
}
#endif /* SDL_VIDEO_DRIVER_X11_XINERAMA */
381
382
383
#if SDL_VIDEO_DRIVER_X11_XRANDR
static int CheckXRandR(_THIS, int *major, int *minor)
{
384
const char *env;
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
/* Default the extension not available */
*major = *minor = 0;
/* Allow environment override */
env = getenv("SDL_VIDEO_X11_XRANDR");
if ( env && !SDL_atoi(env) ) {
return 0;
}
/* This defaults off now, due to KDE window maximize problems */
if ( !env ) {
return 0;
}
if ( !SDL_X11_HAVE_XRANDR ) {
return 0;
}
/* Query the extension version */
if ( !XRRQueryVersion(SDL_Display, major, minor) ) {
return 0;
}
return 1;
}
#endif /* SDL_VIDEO_DRIVER_X11_XRANDR */
#if SDL_VIDEO_DRIVER_X11_VIDMODE
static int CheckVidMode(_THIS, int *major, int *minor)
{
415
const char *env;
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
/* Default the extension not available */
*major = *minor = 0;
/* Allow environment override */
env = getenv("SDL_VIDEO_X11_VIDMODE");
if ( env && !SDL_atoi(env) ) {
return 0;
}
/* Metro-X 4.3.0 and earlier has a broken implementation of
XF86VidModeGetAllModeLines() - it hangs the client.
*/
if ( SDL_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);
fclose(metro_fp);
version = major*100+minor*10+patch;
if ( version < 431 ) {
return 0;
}
}
}
/* Query the extension version */
447
448
449
450
451
452
453
454
455
456
457
if ( !SDL_NAME(XF86VidModeQueryExtension)(SDL_Display, &vm_event, &vm_error) ||
!SDL_NAME(XF86VidModeQueryVersion)(SDL_Display, major, minor) ) {
return 0;
}
return 1;
}
#endif /* SDL_VIDEO_DRIVER_X11_VIDMODE */
#if SDL_VIDEO_DRIVER_X11_XME
static int CheckXME(_THIS, int *major, int *minor)
{
458
const char *env;
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
/* Default the extension not available */
*major = *minor = 0;
/* Allow environment override */
env = getenv("SDL_VIDEO_X11_VIDMODE");
if ( env && !SDL_atoi(env) ) {
return 0;
}
/* Query the extension version */
if ( !XiGMiscQueryVersion(SDL_Display, major, minor) ) {
return 0;
}
return 1;
}
#endif /* SDL_VIDEO_DRIVER_X11_XME */
477
478
int X11_GetVideoModes(_THIS)
{
479
480
481
#if SDL_VIDEO_DRIVER_X11_XINERAMA
int xinerama_major, xinerama_minor;
#endif
482
483
484
485
486
#if SDL_VIDEO_DRIVER_X11_XRANDR
int xrandr_major, xrandr_minor;
int nsizes;
XRRScreenSize *sizes;
#endif
487
#if SDL_VIDEO_DRIVER_X11_VIDMODE
488
489
int vm_major, vm_minor;
int nmodes;
490
SDL_NAME(XF86VidModeModeInfo) **modes;
491
#endif
492
#if SDL_VIDEO_DRIVER_X11_XME
493
494
495
int xme_major, xme_minor;
int ractive, nummodes;
XiGMiscResolutionInfo *modelist;
496
#endif
497
498
499
int i, n;
int screen_w;
int screen_h;
500
501
use_xinerama = 0;
502
use_xrandr = 0;
503
504
use_vidmode = 0;
use_xme = 0;
505
506
507
screen_w = DisplayWidth(SDL_Display, SDL_Screen);
screen_h = DisplayHeight(SDL_Display, SDL_Screen);
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
#if SDL_VIDEO_DRIVER_X11_XINERAMA
/* Query Xinerama extention */
if ( CheckXinerama(this, &xinerama_major, &xinerama_minor) ) {
/* Find out which screen is the desired one */
int desired = 0;
int screens;
int w, h;
SDL_NAME(XineramaScreenInfo) *xinerama;
const char *variable = SDL_getenv("SDL_VIDEO_FULLSCREEN_HEAD");
if ( variable ) {
desired = SDL_atoi(variable);
}
#ifdef X11MODES_DEBUG
printf("X11 detected Xinerama:\n");
#endif
xinerama = SDL_NAME(XineramaQueryScreens)(SDL_Display, &screens);
for ( i = 0; i < screens; i++ ) {
#ifdef X11MODES_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
if ( xinerama[i].screen_number == desired ) {
use_xinerama = 1;
xinerama_info = xinerama[i];
}
}
XFree(xinerama);
if ( use_xinerama ) {
SDL_modelist = (SDL_Rect **)SDL_malloc(3*sizeof(SDL_Rect *));
if ( !SDL_modelist ) {
SDL_OutOfMemory();
return -1;
}
/* Add the full xinerama mode */
n = 0;
w = xinerama_info.width;
h = xinerama_info.height;
if ( screen_w > w || screen_h > h) {
SDL_modelist[n] = (SDL_Rect *)SDL_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;
}
}
/* Add the head xinerama mode */
SDL_modelist[n] = (SDL_Rect *)SDL_malloc(sizeof(SDL_Rect));
if ( SDL_modelist[n] ) {
SDL_modelist[n]->x = 0;
SDL_modelist[n]->y = 0;
SDL_modelist[n]->w = w;
SDL_modelist[n]->h = h;
++n;
}
SDL_modelist[n] = NULL;
}
}
#endif /* SDL_VIDEO_DRIVER_X11_XINERAMA */
575
#if SDL_VIDEO_DRIVER_X11_XRANDR
576
/* XRandR */
577
/* require at least XRandR v1.0 (arbitrary) */
578
579
if ( CheckXRandR(this, &xrandr_major, &xrandr_minor) && (xrandr_major >= 1) )
{
580
#ifdef X11MODES_DEBUG
581
582
583
584
585
586
587
588
589
590
591
592
fprintf(stderr, "XRANDR: XRRQueryVersion: V%d.%d\n",
xrandr_major, xrandr_minor);
#endif
/* save the screen configuration since we must reference it
each time we toggle modes.
*/
screen_config = XRRGetScreenInfo(SDL_Display, SDL_Root);
/* retrieve the list of resolution */
sizes = XRRConfigSizes(screen_config, &nsizes);
if (nsizes > 0) {
593
594
595
596
597
598
if ( SDL_modelist ) {
for ( i = 0; SDL_modelist[i]; ++i ) {
SDL_free(SDL_modelist[i]);
}
SDL_free(SDL_modelist);
}
599
SDL_modelist = (SDL_Rect **)malloc((nsizes+1)*sizeof(SDL_Rect *));
600
601
602
603
604
605
606
607
608
609
610
if ( !SDL_modelist ) {
SDL_OutOfMemory();
return -1;
}
for ( i=0; i < nsizes; i++ ) {
if ((SDL_modelist[i] =
(SDL_Rect *)malloc(sizeof(SDL_Rect))) == NULL)
break;
#ifdef X11MODES_DEBUG
fprintf(stderr, "XRANDR: mode = %4d, w = %4d, h = %4d\n",
i, sizes[i].width, sizes[i].height);
611
612
#endif
613
614
615
616
SDL_modelist[i]->x = 0;
SDL_modelist[i]->y = 0;
SDL_modelist[i]->w = sizes[i].width;
SDL_modelist[i]->h = sizes[i].height;
617
618
}
619
/* sort the mode list descending as SDL expects */
620
SDL_qsort(SDL_modelist, nsizes, sizeof *SDL_modelist, cmpmodelist);
621
622
SDL_modelist[i] = NULL; /* terminator */
623
624
625
626
627
628
use_xrandr = xrandr_major * 100 + xrandr_minor;
saved_size_id = XRRConfigCurrentConfiguration(screen_config, &saved_rotation);
}
}
#endif /* SDL_VIDEO_DRIVER_X11_XRANDR */
629
#if SDL_VIDEO_DRIVER_X11_VIDMODE
630
/* XVidMode */
631
632
633
if ( !use_xrandr &&
(!use_xinerama || xinerama_info.screen_number == 0) &&
CheckVidMode(this, &vm_major, &vm_minor) &&
634
635
SDL_NAME(XF86VidModeGetAllModeLines)(SDL_Display, SDL_Screen,&nmodes,&modes) )
{
636
#ifdef X11MODES_DEBUG
637
printf("VidMode modes: (unsorted)\n");
638
639
640
for ( i = 0; i < nmodes; ++i ) {
printf("Mode %d: %d x %d @ %d\n", i,
modes[i]->hdisplay, modes[i]->vdisplay,
641
(modes[i]->htotal && modes[i]->vtotal) ? (1000 * modes[i]->dotclock / (modes[i]->htotal * modes[i]->vtotal)) : 0 );
642
643
}
#endif
644
if ( SDL_modelist ) {
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
for ( i = 0; SDL_modelist[i]; ++i ) {
SDL_free(SDL_modelist[i]);
}
SDL_free(SDL_modelist);
}
SDL_modelist = (SDL_Rect **)SDL_malloc((nmodes+2)*sizeof(SDL_Rect *));
if ( !SDL_modelist ) {
SDL_OutOfMemory();
return -1;
}
SDL_qsort(modes, nmodes, sizeof *modes, cmpmodes);
n = 0;
for ( i=0; i<nmodes; ++i ) {
int w, h;
/* Eliminate duplicate modes with different refresh rates */
if ( i > 0 &&
modes[i]->hdisplay == modes[i-1]->hdisplay &&
modes[i]->vdisplay == modes[i-1]->vdisplay ) {
continue;
}
666
667
668
669
670
671
672
673
674
675
676
677
678
/* 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 *)SDL_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;
679
680
}
}
681
682
683
screen_w = 0;
screen_h = 0;
}
684
685
686
687
688
/* Add the size from the video mode list */
SDL_modelist[n] = (SDL_Rect *)SDL_malloc(sizeof(SDL_Rect));
if ( SDL_modelist[n] == NULL ) {
break;
689
}
690
691
692
693
694
SDL_modelist[n]->x = 0;
SDL_modelist[n]->y = 0;
SDL_modelist[n]->w = w;
SDL_modelist[n]->h = h;
++n;
695
}
696
SDL_modelist[n] = NULL;
697
XFree(modes);
698
699
use_vidmode = vm_major * 100 + vm_minor;
700
701
save_mode(this);
}
702
#endif /* SDL_VIDEO_DRIVER_X11_VIDMODE */
703
704
#if SDL_VIDEO_DRIVER_X11_XME
705
/* XiG */
706
modelist = NULL;
707
708
709
710
711
/* first lets make sure we have the extension, and it's at least v2.0 */
if ( CheckXME(this, &xme_major, &xme_minor) && xme_major >= 2 &&
(nummodes = XiGMiscQueryResolutions(SDL_Display, SDL_Screen,
0, /* view */
&ractive, &modelist)) > 1 )
712
713
{ /* then we actually have some */
int j;
714
715
716
717
/* We get the list already sorted in descending order.
We'll copy it in reverse order so SDL is happy */
#ifdef X11MODES_DEBUG
718
719
fprintf(stderr, "XME: nummodes = %d, active mode = %d\n",
nummodes, ractive);
720
#endif
721
722
723
724
725
726
if ( SDL_modelist ) {
for ( i = 0; SDL_modelist[i]; ++i ) {
SDL_free(SDL_modelist[i]);
}
SDL_free(SDL_modelist);
}
727
SDL_modelist = (SDL_Rect **)SDL_malloc((nummodes+1)*sizeof(SDL_Rect *));
728
729
730
731
732
733
734
735
736
737
738
if ( !SDL_modelist ) {
SDL_OutOfMemory();
return -1;
}
for ( i=0, j=nummodes-1; j>=0; i++, j-- ) {
if ((SDL_modelist[i] =
(SDL_Rect *)SDL_malloc(sizeof(SDL_Rect))) == NULL)
break;
#ifdef X11MODES_DEBUG
fprintf(stderr, "XME: mode = %4d, w = %4d, h = %4d\n",
i, modelist[i].width, modelist[i].height);
739
#endif
740
741
742
743
744
745
SDL_modelist[i]->x = 0;
SDL_modelist[i]->y = 0;
SDL_modelist[i]->w = modelist[j].width;
SDL_modelist[i]->h = modelist[j].height;
746
}
747
748
749
SDL_modelist[i] = NULL; /* terminator */
use_xme = xme_major * 100 + xme_minor;
750
saved_res = modelist[ractive]; /* save the current resolution */
751
752
}
if ( modelist ) {
753
XFree(modelist);
754
}
755
#endif /* SDL_VIDEO_DRIVER_X11_XME */
756
757
{
758
759
/* It's interesting to note that if we allow 32 bit depths,
we get a visual with an alpha mask on composite servers.
760
static int depth_list[] = { 32, 24, 16, 15, 8 };
761
762
*/
static int depth_list[] = { 24, 16, 15, 8 };
763
764
765
766
767
768
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 */
769
if ( SDL_getenv("SDL_VIDEO_X11_NODIRECTCOLOR") ) {
770
771
772
use_directcolor = 0;
}
this->hidden->nvisuals = 0;
773
if ( ! add_visual_byid(this, SDL_getenv("SDL_VIDEO_X11_VISUALID")) ) {
774
for ( i=0; i<SDL_arraysize(depth_list); ++i ) {
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
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 */
792
pf = XListPixmapFormats(SDL_Display, &np);
793
794
795
796
797
798
799
800
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;
}
801
XFree(pf);
802
803
804
}
if ( SDL_modelist == NULL ) {
805
SDL_modelist = (SDL_Rect **)SDL_malloc((1+1)*sizeof(SDL_Rect *));
806
807
808
if ( !SDL_modelist ) {
SDL_OutOfMemory();
return -1;
809
}
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
n = 0;
SDL_modelist[n] = (SDL_Rect *)SDL_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;
}
SDL_modelist[n] = NULL;
}
#ifdef X11MODES_DEBUG
if ( use_xinerama ) {
printf("Xinerama is enabled\n");
825
826
}
827
828
829
830
if ( use_xrandr ) {
printf("XRandR is enabled\n");
}
831
if ( use_vidmode ) {
832
printf("VidMode is enabled\n");
833
}
834
835
if ( use_xme ) {
836
printf("Xi Graphics XME fullscreen is enabled\n");
838
839
if ( SDL_modelist ) {
840
printf("X11 video mode list:\n");
841
for ( i=0; SDL_modelist[i]; ++i ) {
842
printf("\t%dx%d\n", SDL_modelist[i]->w, SDL_modelist[i]->h);
843
844
}
}
845
#endif /* X11MODES_DEBUG */
846
847
848
849
850
851
852
853
return 0;
}
int X11_SupportedVisual(_THIS, SDL_PixelFormat *format)
{
int i;
for(i = 0; i < this->hidden->nvisuals; i++)
854
855
if(this->hidden->visuals[i].bpp == format->BitsPerPixel)
return 1;
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
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 ) {
878
SDL_free(SDL_modelist[i]);
879
}
880
SDL_free(SDL_modelist);
881
882
SDL_modelist = NULL;
}
883
884
885
886
887
888
889
890
#if SDL_VIDEO_DRIVER_X11_XRANDR
/* Free the Xrandr screen configuration */
if ( screen_config ) {
XRRFreeScreenConfigInfo(screen_config);
screen_config = NULL;
}
#endif /* SDL_VIDEO_DRIVER_X11_XRANDR */
891
892
893
894
}
int X11_ResizeFullScreen(_THIS)
{
895
int x = 0, y = 0;
896
int real_w, real_h;
897
898
899
900
901
int screen_w;
int screen_h;
screen_w = DisplayWidth(SDL_Display, SDL_Screen);
screen_h = DisplayHeight(SDL_Display, SDL_Screen);
902
903
904
905
906
907
908
909
910
#if SDL_VIDEO_DRIVER_X11_VIDMODE
if ( use_xinerama &&
window_w <= xinerama_info.width &&
window_h <= xinerama_info.height ) {
x = xinerama_info.x_org;
y = xinerama_info.y_org;
}
#endif
911
912
if ( currently_fullscreen ) {
/* Switch resolution and cover it with the FSwindow */
913
move_cursor_to(this, x, y);
914
set_best_resolution(this, window_w, window_h);
915
move_cursor_to(this, x, y);
916
get_real_resolution(this, &real_w, &real_h);
917
if ( window_w > real_w ) {
918
919
real_w = MAX(real_w, screen_w);
}
920
if ( window_h > real_h ) {
921
922
real_h = MAX(real_h, screen_h);
}
923
XMoveResizeWindow(SDL_Display, FSwindow, x, y, real_w, real_h);
924
925
926
move_cursor_to(this, real_w/2, real_h/2);
/* Center and reparent the drawing window */
927
928
x = (real_w - window_w)/2;
y = (real_h - window_h)/2;
929
XReparentWindow(SDL_Display, SDL_Window, FSwindow, x, y);
930
/* FIXME: move the mouse to the old relative location */
931
XSync(SDL_Display, True); /* Flush spurious mode change events */
932
933
934
935
936
937
938
939
940
}
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) */
941
XSetInputFocus(SDL_Display, WMwindow, RevertToNone, CurrentTime);
942
943
944
945
946
947
948
949
950
951
#endif
}
int X11_EnterFullScreen(_THIS)
{
int okay;
#if 0
Window tmpwin, *windows;
int i, nwindows;
#endif
952
int x = 0, y = 0;
953
int real_w, real_h;
954
955
int screen_w;
int screen_h;
956
957
okay = 1;
958
959
960
if ( currently_fullscreen ) {
return(okay);
}
961
962
963
964
/* Ungrab the input so that we can move the mouse around */
X11_GrabInputNoLock(this, SDL_GRAB_OFF);
965
966
967
968
969
970
971
972
#if SDL_VIDEO_DRIVER_X11_VIDMODE
if ( use_xinerama &&
window_w <= xinerama_info.width &&
window_h <= xinerama_info.height ) {
x = xinerama_info.x_org;
y = xinerama_info.y_org;
}
#endif
973
/* Map the fullscreen window to blank the screen */
974
975
screen_w = DisplayWidth(SDL_Display, SDL_Screen);
screen_h = DisplayHeight(SDL_Display, SDL_Screen);
976
get_real_resolution(this, &real_w, &real_h);
977
if ( window_w > real_w ) {
978
979
real_w = MAX(real_w, screen_w);
}
980
if ( window_h > real_h ) {
981
982
real_h = MAX(real_h, screen_h);
}
983
XMoveResizeWindow(SDL_Display, FSwindow,
984
x, y, real_w, real_h);
985
XMapRaised(SDL_Display, FSwindow);
986
X11_WaitMapped(this, FSwindow);
987
988
#if 0 /* This seems to break WindowMaker in focus-follows-mouse mode */
989
/* Make sure we got to the top of the window stack */
990
if ( XQueryTree(SDL_Display, SDL_Root, &tmpwin, &tmpwin,
991
992
993
994
995
996
&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 ) {
997
SDL_memcpy(&windows[i], &windows[i+1],
998
999
(nwindows-i-1)*sizeof(windows[i]));
break;
1000
}