annotate src/video/x11/SDL_x11image.c @ 288:2f5a6062db86

Updated for Watcom C++ and LCC compilers
author Sam Lantinga <slouken@libsdl.org>
date Thu, 28 Feb 2002 00:28:26 +0000
parents 37fa1484f71b
children f6ffac90895c
rev   line source
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2 SDL - Simple DirectMedia Layer
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
3 Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
4
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
5 This library is free software; you can redistribute it and/or
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
6 modify it under the terms of the GNU Library General Public
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
7 License as published by the Free Software Foundation; either
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
8 version 2 of the License, or (at your option) any later version.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
9
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
10 This library is distributed in the hope that it will be useful,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
13 Library General Public License for more details.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
14
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
15 You should have received a copy of the GNU Library General Public
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
16 License along with this library; if not, write to the Free
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
18
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
19 Sam Lantinga
252
e8157fcb3114 Updated the source with the correct e-mail address
Sam Lantinga <slouken@libsdl.org>
parents: 166
diff changeset
20 slouken@libsdl.org
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
21 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
22
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
23 #ifdef SAVE_RCSID
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
24 static char rcsid =
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
25 "@(#) $Id$";
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
26 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
27
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
28 #include <stdlib.h>
166
39877400bd1e Fixed Solaris nitpicks (thanks Mattias!)
Sam Lantinga <slouken@libsdl.org>
parents: 161
diff changeset
29 #include <unistd.h>
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
30
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
31 #include "SDL_error.h"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
32 #include "SDL_endian.h"
161
eb6b76a95f2d An expose event is now sent when using XVideo output.
Sam Lantinga <slouken@libsdl.org>
parents: 0
diff changeset
33 #include "SDL_events_c.h"
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
34 #include "SDL_x11image_c.h"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
35
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
36 #ifndef NO_SHARED_MEMORY
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
37
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
38 /* Shared memory information */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
39 extern int XShmQueryExtension(Display *dpy); /* Not in X11 headers */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
40
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
41 /* Shared memory error handler routine */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
42 static int shm_error;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
43 static int (*X_handler)(Display *, XErrorEvent *) = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
44 static int shm_errhandler(Display *d, XErrorEvent *e)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
45 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
46 if ( e->error_code == BadAccess ) {
270
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
47 shm_error = 1;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
48 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
49 } else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
50 return(X_handler(d,e));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
51 }
270
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
52
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
53 static void try_mitshm(_THIS, SDL_Surface *screen)
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
54 {
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
55 if(!use_mitshm)
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
56 return;
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
57 shminfo.shmid = shmget(IPC_PRIVATE, screen->h*screen->pitch,
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
58 IPC_CREAT | 0777);
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
59 if ( shminfo.shmid >= 0 ) {
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
60 shminfo.shmaddr = (char *)shmat(shminfo.shmid, 0, 0);
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
61 shminfo.readOnly = False;
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
62 if ( shminfo.shmaddr != (char *)-1 ) {
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
63 shm_error = False;
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
64 X_handler = XSetErrorHandler(shm_errhandler);
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
65 XShmAttach(SDL_Display, &shminfo);
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
66 XSync(SDL_Display, True);
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
67 XSetErrorHandler(X_handler);
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
68 if (shm_error)
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
69 shmdt(shminfo.shmaddr);
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
70 } else {
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
71 shm_error = True;
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
72 }
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
73 shmctl(shminfo.shmid, IPC_RMID, NULL);
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
74 } else {
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
75 shm_error = True;
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
76 }
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
77 if ( shm_error )
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
78 use_mitshm = 0;
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
79 if ( use_mitshm )
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
80 screen->pixels = shminfo.shmaddr;
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
81 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
82 #endif /* ! NO_SHARED_MEMORY */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
83
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
84 /* Various screen update functions available */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
85 static void X11_NormalUpdate(_THIS, int numrects, SDL_Rect *rects);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
86 static void X11_MITSHMUpdate(_THIS, int numrects, SDL_Rect *rects);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
87
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
88 int X11_SetupImage(_THIS, SDL_Surface *screen)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
89 {
270
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
90 #ifndef NO_SHARED_MEMORY
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
91 try_mitshm(this, screen);
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
92 if(use_mitshm) {
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
93 SDL_Ximage = XShmCreateImage(SDL_Display, SDL_Visual,
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
94 this->hidden->depth, ZPixmap,
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
95 shminfo.shmaddr, &shminfo,
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
96 screen->w, screen->h);
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
97 if(!SDL_Ximage) {
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
98 XShmDetach(SDL_Display, &shminfo);
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
99 XSync(SDL_Display, False);
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
100 shmdt(shminfo.shmaddr);
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
101 screen->pixels = NULL;
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
102 goto error;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
103 }
270
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
104 this->UpdateRects = X11_MITSHMUpdate;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
105 }
270
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
106 #endif /* not NO_SHARED_MEMORY */
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
107 if(!use_mitshm) {
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
108 int bpp;
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
109 screen->pixels = malloc(screen->h*screen->pitch);
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
110 if ( screen->pixels == NULL ) {
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
111 SDL_OutOfMemory();
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
112 return -1;
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
113 }
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
114 bpp = screen->format->BytesPerPixel;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
115 SDL_Ximage = XCreateImage(SDL_Display, SDL_Visual,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
116 this->hidden->depth, ZPixmap, 0,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
117 (char *)screen->pixels,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
118 screen->w, screen->h,
270
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
119 32, 0);
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
120 if ( SDL_Ximage == NULL )
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
121 goto error;
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
122 /* XPutImage will convert byte sex automatically */
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
123 SDL_Ximage->byte_order = (SDL_BYTEORDER == SDL_BIG_ENDIAN)
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
124 ? MSBFirst : LSBFirst;
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
125 this->UpdateRects = X11_NormalUpdate;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
126 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
127 screen->pitch = SDL_Ximage->bytes_per_line;
270
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
128 return(0);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
129
270
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
130 error:
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
131 SDL_SetError("Couldn't create XImage");
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
132 return 1;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
133 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
134
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
135 void X11_DestroyImage(_THIS, SDL_Surface *screen)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
136 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
137 if ( SDL_Ximage ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
138 XDestroyImage(SDL_Ximage);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
139 #ifndef NO_SHARED_MEMORY
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
140 if ( use_mitshm ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
141 XShmDetach(SDL_Display, &shminfo);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
142 XSync(SDL_Display, False);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
143 shmdt(shminfo.shmaddr);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
144 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
145 #endif /* ! NO_SHARED_MEMORY */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
146 SDL_Ximage = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
147 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
148 if ( screen ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
149 screen->pixels = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
150 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
151 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
152
166
39877400bd1e Fixed Solaris nitpicks (thanks Mattias!)
Sam Lantinga <slouken@libsdl.org>
parents: 161
diff changeset
153 /* Determine the number of CPUs in the system */
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
154 static int num_CPU(void)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
155 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
156 static int num_cpus = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
157
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
158 if(!num_cpus) {
166
39877400bd1e Fixed Solaris nitpicks (thanks Mattias!)
Sam Lantinga <slouken@libsdl.org>
parents: 161
diff changeset
159 #if defined(__linux)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
160 char line[BUFSIZ];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
161 FILE *pstat = fopen("/proc/stat", "r");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
162 if ( pstat ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
163 while ( fgets(line, sizeof(line), pstat) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
164 if (memcmp(line, "cpu", 3) == 0 && line[3] != ' ') {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
165 ++num_cpus;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
166 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
167 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
168 fclose(pstat);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
169 }
166
39877400bd1e Fixed Solaris nitpicks (thanks Mattias!)
Sam Lantinga <slouken@libsdl.org>
parents: 161
diff changeset
170 #elif defined(_SC_NPROCESSORS_ONLN)
39877400bd1e Fixed Solaris nitpicks (thanks Mattias!)
Sam Lantinga <slouken@libsdl.org>
parents: 161
diff changeset
171 /* number of processors online (SVR4.0MP compliant machines) */
39877400bd1e Fixed Solaris nitpicks (thanks Mattias!)
Sam Lantinga <slouken@libsdl.org>
parents: 161
diff changeset
172 num_cpus = sysconf(_SC_NPROCESSORS_ONLN);
39877400bd1e Fixed Solaris nitpicks (thanks Mattias!)
Sam Lantinga <slouken@libsdl.org>
parents: 161
diff changeset
173 #elif defined(_SC_NPROCESSORS_CONF)
39877400bd1e Fixed Solaris nitpicks (thanks Mattias!)
Sam Lantinga <slouken@libsdl.org>
parents: 161
diff changeset
174 /* number of processors configured (SVR4.0MP compliant machines) */
39877400bd1e Fixed Solaris nitpicks (thanks Mattias!)
Sam Lantinga <slouken@libsdl.org>
parents: 161
diff changeset
175 num_cpus = sysconf(_SC_NPROCESSORS_CONF);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
176 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
177 if ( num_cpus <= 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
178 num_cpus = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
179 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
180 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
181 return num_cpus;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
182 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
183
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
184 int X11_ResizeImage(_THIS, SDL_Surface *screen, Uint32 flags)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
185 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
186 int retval;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
187
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
188 X11_DestroyImage(this, screen);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
189 if ( flags & SDL_OPENGL ) { /* No image when using GL */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
190 retval = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
191 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
192 retval = X11_SetupImage(this, screen);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
193 /* We support asynchronous blitting on the display */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
194 if ( flags & SDL_ASYNCBLIT ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
195 /* This is actually slower on single-CPU systems,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
196 probably because of CPU contention between the
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
197 X server and the application.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
198 Note: Is this still true with XFree86 4.0?
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
199 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
200 if ( num_CPU() > 1 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
201 screen->flags |= SDL_ASYNCBLIT;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
202 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
203 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
204 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
205 return(retval);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
206 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
207
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
208 /* We don't actually allow hardware surfaces other than the main one */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
209 int X11_AllocHWSurface(_THIS, SDL_Surface *surface)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
210 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
211 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
212 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
213 void X11_FreeHWSurface(_THIS, SDL_Surface *surface)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
214 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
215 return;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
216 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
217
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
218 int X11_LockHWSurface(_THIS, SDL_Surface *surface)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
219 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
220 if ( (surface == SDL_VideoSurface) && blit_queued ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
221 XSync(GFX_Display, False);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
222 blit_queued = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
223 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
224 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
225 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
226 void X11_UnlockHWSurface(_THIS, SDL_Surface *surface)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
227 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
228 return;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
229 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
230
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
231 int X11_FlipHWSurface(_THIS, SDL_Surface *surface)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
232 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
233 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
234 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
235
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
236 static void X11_NormalUpdate(_THIS, int numrects, SDL_Rect *rects)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
237 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
238 int i;
270
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
239
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
240 for (i = 0; i < numrects; ++i) {
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
241 if ( rects[i].w == 0 || rects[i].h == 0 ) { /* Clipped? */
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
242 continue;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
243 }
270
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
244 XPutImage(GFX_Display, SDL_Window, SDL_GC, SDL_Ximage,
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
245 rects[i].x, rects[i].y,
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
246 rects[i].x, rects[i].y, rects[i].w, rects[i].h);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
247 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
248 if ( SDL_VideoSurface->flags & SDL_ASYNCBLIT ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
249 XFlush(GFX_Display);
270
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
250 blit_queued = 1;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
251 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
252 XSync(GFX_Display, False);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
253 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
254 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
255
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
256 static void X11_MITSHMUpdate(_THIS, int numrects, SDL_Rect *rects)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
257 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
258 #ifndef NO_SHARED_MEMORY
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
259 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
260
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
261 for ( i=0; i<numrects; ++i ) {
270
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
262 if ( rects[i].w == 0 || rects[i].h == 0 ) { /* Clipped? */
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
263 continue;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
264 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
265 XShmPutImage(GFX_Display, SDL_Window, SDL_GC, SDL_Ximage,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
266 rects[i].x, rects[i].y,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
267 rects[i].x, rects[i].y, rects[i].w, rects[i].h,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
268 False);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
269 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
270 if ( SDL_VideoSurface->flags & SDL_ASYNCBLIT ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
271 XFlush(GFX_Display);
270
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
272 blit_queued = 1;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
273 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
274 XSync(GFX_Display, False);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
275 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
276 #endif /* ! NO_SHARED_MEMORY */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
277 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
278
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
279 /* There's a problem with the automatic refreshing of the display.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
280 Even though the XVideo code uses the GFX_Display to update the
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
281 video memory, it appears that updating the window asynchronously
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
282 from a different thread will cause "blackouts" of the window.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
283 This is a sort of a hacked workaround for the problem.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
284 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
285 static int enable_autorefresh = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
286
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
287 void X11_DisableAutoRefresh(_THIS)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
288 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
289 --enable_autorefresh;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
290 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
291
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
292 void X11_EnableAutoRefresh(_THIS)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
293 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
294 ++enable_autorefresh;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
295 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
296
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
297 void X11_RefreshDisplay(_THIS)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
298 {
161
eb6b76a95f2d An expose event is now sent when using XVideo output.
Sam Lantinga <slouken@libsdl.org>
parents: 0
diff changeset
299 /* Don't refresh a display that doesn't have an image (like GL)
eb6b76a95f2d An expose event is now sent when using XVideo output.
Sam Lantinga <slouken@libsdl.org>
parents: 0
diff changeset
300 Instead, post an expose event so the application can refresh.
eb6b76a95f2d An expose event is now sent when using XVideo output.
Sam Lantinga <slouken@libsdl.org>
parents: 0
diff changeset
301 */
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
302 if ( ! SDL_Ximage || (enable_autorefresh <= 0) ) {
161
eb6b76a95f2d An expose event is now sent when using XVideo output.
Sam Lantinga <slouken@libsdl.org>
parents: 0
diff changeset
303 SDL_PrivateExpose();
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
304 return;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
305 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
306 #ifndef NO_SHARED_MEMORY
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
307 if ( this->UpdateRects == X11_MITSHMUpdate ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
308 XShmPutImage(SDL_Display, SDL_Window, SDL_GC, SDL_Ximage,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
309 0, 0, 0, 0, this->screen->w, this->screen->h,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
310 False);
270
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
311 } else
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
312 #endif /* ! NO_SHARED_MEMORY */
270
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
313 {
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
314 XPutImage(SDL_Display, SDL_Window, SDL_GC, SDL_Ximage,
37fa1484f71b From: "Mattias Engdeg�rd" <f91-men@nada.kth.se>
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
315 0, 0, 0, 0, this->screen->w, this->screen->h);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
316 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
317 XSync(SDL_Display, False);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
318 }