root / sdl.c @ b67d5959
History | View | Annotate | Download (7.8 kB)
1 | 0f0b7264 | bellard | /*
|
---|---|---|---|
2 | 0f0b7264 | bellard | * QEMU SDL display driver
|
3 | 0f0b7264 | bellard | *
|
4 | 0f0b7264 | bellard | * Copyright (c) 2003 Fabrice Bellard
|
5 | 0f0b7264 | bellard | *
|
6 | 0f0b7264 | bellard | * Permission is hereby granted, free of charge, to any person obtaining a copy
|
7 | 0f0b7264 | bellard | * of this software and associated documentation files (the "Software"), to deal
|
8 | 0f0b7264 | bellard | * in the Software without restriction, including without limitation the rights
|
9 | 0f0b7264 | bellard | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
10 | 0f0b7264 | bellard | * copies of the Software, and to permit persons to whom the Software is
|
11 | 0f0b7264 | bellard | * furnished to do so, subject to the following conditions:
|
12 | 0f0b7264 | bellard | *
|
13 | 0f0b7264 | bellard | * The above copyright notice and this permission notice shall be included in
|
14 | 0f0b7264 | bellard | * all copies or substantial portions of the Software.
|
15 | 0f0b7264 | bellard | *
|
16 | 0f0b7264 | bellard | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
17 | 0f0b7264 | bellard | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
18 | 0f0b7264 | bellard | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
19 | 0f0b7264 | bellard | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
20 | 0f0b7264 | bellard | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
21 | 0f0b7264 | bellard | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
22 | 0f0b7264 | bellard | * THE SOFTWARE.
|
23 | 0f0b7264 | bellard | */
|
24 | 0f0b7264 | bellard | #include <stdlib.h> |
25 | 0f0b7264 | bellard | #include <stdio.h> |
26 | 0f0b7264 | bellard | #include <stdarg.h> |
27 | 0f0b7264 | bellard | #include <string.h> |
28 | 0f0b7264 | bellard | #include <getopt.h> |
29 | 0f0b7264 | bellard | #include <inttypes.h> |
30 | 0f0b7264 | bellard | #include <unistd.h> |
31 | 0f0b7264 | bellard | #include <sys/mman.h> |
32 | 0f0b7264 | bellard | #include <fcntl.h> |
33 | 0f0b7264 | bellard | #include <signal.h> |
34 | 0f0b7264 | bellard | #include <time.h> |
35 | 0f0b7264 | bellard | #include <sys/time.h> |
36 | 0f0b7264 | bellard | #include <malloc.h> |
37 | 0f0b7264 | bellard | #include <termios.h> |
38 | 0f0b7264 | bellard | #include <sys/poll.h> |
39 | 0f0b7264 | bellard | #include <errno.h> |
40 | 0f0b7264 | bellard | #include <sys/wait.h> |
41 | 0f0b7264 | bellard | #include <netinet/in.h> |
42 | 0f0b7264 | bellard | |
43 | 0f0b7264 | bellard | #include <SDL.h> |
44 | 0f0b7264 | bellard | |
45 | 0f0b7264 | bellard | #include "cpu-i386.h" |
46 | 0f0b7264 | bellard | #include "exec.h" |
47 | 0f0b7264 | bellard | |
48 | 0f0b7264 | bellard | #include "vl.h" |
49 | 0f0b7264 | bellard | |
50 | 0f0b7264 | bellard | static SDL_Surface *screen;
|
51 | 0f0b7264 | bellard | static int gui_grab; /* if true, all keyboard/mouse events are grabbed */ |
52 | 0f0b7264 | bellard | |
53 | 0f0b7264 | bellard | static void sdl_update(DisplayState *ds, int x, int y, int w, int h) |
54 | 0f0b7264 | bellard | { |
55 | 0f0b7264 | bellard | SDL_UpdateRect(screen, x, y, w, h); |
56 | 0f0b7264 | bellard | } |
57 | 0f0b7264 | bellard | |
58 | 0f0b7264 | bellard | static void sdl_resize(DisplayState *ds, int w, int h) |
59 | 0f0b7264 | bellard | { |
60 | 0f0b7264 | bellard | int flags;
|
61 | 0f0b7264 | bellard | |
62 | 0f0b7264 | bellard | // printf("resizing to %d %d\n", w, h);
|
63 | 0f0b7264 | bellard | |
64 | 0f0b7264 | bellard | flags = SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL; |
65 | 0f0b7264 | bellard | flags |= SDL_RESIZABLE; |
66 | 0f0b7264 | bellard | screen = SDL_SetVideoMode(w, h, 0, flags);
|
67 | 0f0b7264 | bellard | if (!screen) {
|
68 | 0f0b7264 | bellard | fprintf(stderr, "Could not open SDL display\n");
|
69 | 0f0b7264 | bellard | exit(1);
|
70 | 0f0b7264 | bellard | } |
71 | 0f0b7264 | bellard | ds->data = screen->pixels; |
72 | 0f0b7264 | bellard | ds->linesize = screen->pitch; |
73 | 0f0b7264 | bellard | ds->depth = screen->format->BitsPerPixel; |
74 | 0f0b7264 | bellard | } |
75 | 0f0b7264 | bellard | |
76 | 0f0b7264 | bellard | static const uint32_t x_keycode_to_pc_keycode[61] = { |
77 | 0f0b7264 | bellard | 0x47e0, /* 97 Home */ |
78 | 0f0b7264 | bellard | 0x48e0, /* 98 Up */ |
79 | 0f0b7264 | bellard | 0x49e0, /* 99 PgUp */ |
80 | 0f0b7264 | bellard | 0x4be0, /* 100 Left */ |
81 | 0f0b7264 | bellard | 0x4c, /* 101 KP-5 */ |
82 | 0f0b7264 | bellard | 0x4de0, /* 102 Right */ |
83 | 0f0b7264 | bellard | 0x4fe0, /* 103 End */ |
84 | 0f0b7264 | bellard | 0x50e0, /* 104 Down */ |
85 | 0f0b7264 | bellard | 0x51e0, /* 105 PgDn */ |
86 | 0f0b7264 | bellard | 0x52e0, /* 106 Ins */ |
87 | 0f0b7264 | bellard | 0x53e0, /* 107 Del */ |
88 | 0f0b7264 | bellard | 0x1ce0, /* 108 Enter */ |
89 | 0f0b7264 | bellard | 0x1de0, /* 109 Ctrl-R */ |
90 | 0f0b7264 | bellard | 0x451de1, /* 110 Pause */ |
91 | 0f0b7264 | bellard | 0x37e0, /* 111 Print */ |
92 | 0f0b7264 | bellard | 0x35e0, /* 112 Divide */ |
93 | 0f0b7264 | bellard | 0x38e0, /* 113 Alt-R */ |
94 | 0f0b7264 | bellard | 0x46e0, /* 114 Break */ |
95 | 0f0b7264 | bellard | 0x0, /* 115 */ |
96 | 0f0b7264 | bellard | 0x0, /* 116 */ |
97 | 0f0b7264 | bellard | 0x0, /* 117 */ |
98 | 0f0b7264 | bellard | 0x0, /* 118 */ |
99 | 0f0b7264 | bellard | 0x0, /* 119 */ |
100 | 0f0b7264 | bellard | 0x0, /* 120 */ |
101 | 0f0b7264 | bellard | 0x0, /* 121 */ |
102 | 0f0b7264 | bellard | 0x0, /* 122 */ |
103 | 0f0b7264 | bellard | 0x0, /* 123 */ |
104 | 0f0b7264 | bellard | 0x0, /* 124 */ |
105 | 0f0b7264 | bellard | 0x0, /* 125 */ |
106 | 0f0b7264 | bellard | 0x0, /* 126 */ |
107 | 0f0b7264 | bellard | 0x0, /* 127 */ |
108 | 0f0b7264 | bellard | 0x0, /* 128 */ |
109 | 0f0b7264 | bellard | 0x0, /* 129 */ |
110 | 0f0b7264 | bellard | 0x0, /* 130 */ |
111 | 0f0b7264 | bellard | 0x0, /* 131 */ |
112 | 0f0b7264 | bellard | 0x0, /* 132 */ |
113 | 0f0b7264 | bellard | 0x0, /* 133 */ |
114 | 0f0b7264 | bellard | 0x0, /* 134 */ |
115 | 0f0b7264 | bellard | 0x0, /* 135 */ |
116 | 0f0b7264 | bellard | 0x47, /* 136 KP_7 */ |
117 | 0f0b7264 | bellard | 0x48, /* 137 KP_8 */ |
118 | 0f0b7264 | bellard | 0x49, /* 138 KP_9 */ |
119 | 0f0b7264 | bellard | 0x4b, /* 139 KP_4 */ |
120 | 0f0b7264 | bellard | 0x4c, /* 140 KP_5 */ |
121 | 0f0b7264 | bellard | 0x4d, /* 141 KP_6 */ |
122 | 0f0b7264 | bellard | 0x4f, /* 142 KP_1 */ |
123 | 0f0b7264 | bellard | 0x50, /* 143 KP_2 */ |
124 | 0f0b7264 | bellard | 0x51, /* 144 KP_3 */ |
125 | 0f0b7264 | bellard | 0x52, /* 145 KP_0 */ |
126 | 0f0b7264 | bellard | 0x53, /* 146 KP_. */ |
127 | 0f0b7264 | bellard | 0x47, /* 147 KP_HOME */ |
128 | 0f0b7264 | bellard | 0x48, /* 148 KP_UP */ |
129 | 0f0b7264 | bellard | 0x49, /* 149 KP_PgUp */ |
130 | 0f0b7264 | bellard | 0x4b, /* 150 KP_Left */ |
131 | 0f0b7264 | bellard | 0x4c, /* 151 KP_ */ |
132 | 0f0b7264 | bellard | 0x4d, /* 152 KP_Right */ |
133 | 0f0b7264 | bellard | 0x4f, /* 153 KP_End */ |
134 | 0f0b7264 | bellard | 0x50, /* 154 KP_Down */ |
135 | 0f0b7264 | bellard | 0x51, /* 155 KP_PgDn */ |
136 | 0f0b7264 | bellard | 0x52, /* 156 KP_Ins */ |
137 | 0f0b7264 | bellard | 0x53, /* 157 KP_Del */ |
138 | 0f0b7264 | bellard | }; |
139 | 0f0b7264 | bellard | |
140 | 0f0b7264 | bellard | static void sdl_process_key(SDL_KeyboardEvent *ev) |
141 | 0f0b7264 | bellard | { |
142 | 0f0b7264 | bellard | int keycode, v;
|
143 | 0f0b7264 | bellard | |
144 | 0f0b7264 | bellard | /* XXX: not portable, but avoids complicated mappings */
|
145 | 0f0b7264 | bellard | keycode = ev->keysym.scancode; |
146 | 0f0b7264 | bellard | if (keycode < 9) { |
147 | 0f0b7264 | bellard | keycode = 0;
|
148 | 0f0b7264 | bellard | } else if (keycode < 97) { |
149 | 0f0b7264 | bellard | keycode -= 8; /* just an offset */ |
150 | 0f0b7264 | bellard | } else if (keycode < 158) { |
151 | 0f0b7264 | bellard | /* use conversion table */
|
152 | 0f0b7264 | bellard | keycode = x_keycode_to_pc_keycode[keycode - 97];
|
153 | 0f0b7264 | bellard | } else {
|
154 | 0f0b7264 | bellard | keycode = 0;
|
155 | 0f0b7264 | bellard | } |
156 | 0f0b7264 | bellard | |
157 | 0f0b7264 | bellard | /* now send the key code */
|
158 | 0f0b7264 | bellard | while (keycode != 0) { |
159 | 0f0b7264 | bellard | v = keycode & 0xff;
|
160 | 0f0b7264 | bellard | if (ev->type == SDL_KEYUP)
|
161 | 0f0b7264 | bellard | v |= 0x80;
|
162 | 0f0b7264 | bellard | kbd_put_keycode(v); |
163 | 0f0b7264 | bellard | keycode >>= 8;
|
164 | 0f0b7264 | bellard | } |
165 | 0f0b7264 | bellard | } |
166 | 0f0b7264 | bellard | |
167 | 0f0b7264 | bellard | static void sdl_grab_start(void) |
168 | 0f0b7264 | bellard | { |
169 | 0f0b7264 | bellard | SDL_WM_SetCaption("QEMU - Press Ctrl-Shift to exit grab", "QEMU"); |
170 | 0f0b7264 | bellard | SDL_ShowCursor(0);
|
171 | 0f0b7264 | bellard | SDL_WM_GrabInput(SDL_GRAB_ON); |
172 | 0f0b7264 | bellard | /* dummy read to avoid moving the mouse */
|
173 | 0f0b7264 | bellard | SDL_GetRelativeMouseState(NULL, NULL); |
174 | 0f0b7264 | bellard | gui_grab = 1;
|
175 | 0f0b7264 | bellard | } |
176 | 0f0b7264 | bellard | |
177 | 0f0b7264 | bellard | static void sdl_grab_end(void) |
178 | 0f0b7264 | bellard | { |
179 | 0f0b7264 | bellard | SDL_WM_SetCaption("QEMU", "QEMU"); |
180 | 0f0b7264 | bellard | SDL_WM_GrabInput(SDL_GRAB_OFF); |
181 | 0f0b7264 | bellard | SDL_ShowCursor(1);
|
182 | 0f0b7264 | bellard | gui_grab = 0;
|
183 | 0f0b7264 | bellard | } |
184 | 0f0b7264 | bellard | |
185 | 0f0b7264 | bellard | static void sdl_send_mouse_event(void) |
186 | 0f0b7264 | bellard | { |
187 | 0f0b7264 | bellard | int dx, dy, dz, state, buttons;
|
188 | 0f0b7264 | bellard | state = SDL_GetRelativeMouseState(&dx, &dy); |
189 | 0f0b7264 | bellard | buttons = 0;
|
190 | 0f0b7264 | bellard | if (state & SDL_BUTTON(SDL_BUTTON_LEFT))
|
191 | 0f0b7264 | bellard | buttons |= MOUSE_EVENT_LBUTTON; |
192 | 0f0b7264 | bellard | if (state & SDL_BUTTON(SDL_BUTTON_RIGHT))
|
193 | 0f0b7264 | bellard | buttons |= MOUSE_EVENT_RBUTTON; |
194 | 0f0b7264 | bellard | if (state & SDL_BUTTON(SDL_BUTTON_MIDDLE))
|
195 | 0f0b7264 | bellard | buttons |= MOUSE_EVENT_MBUTTON; |
196 | 0f0b7264 | bellard | /* XXX: test wheel */
|
197 | 0f0b7264 | bellard | dz = 0;
|
198 | 0f0b7264 | bellard | if (state & SDL_BUTTON(SDL_BUTTON_WHEELUP))
|
199 | 0f0b7264 | bellard | dz--; |
200 | 0f0b7264 | bellard | if (state & SDL_BUTTON(SDL_BUTTON_WHEELDOWN))
|
201 | 0f0b7264 | bellard | dz++; |
202 | 0f0b7264 | bellard | kbd_mouse_event(dx, dy, dz, buttons); |
203 | 0f0b7264 | bellard | } |
204 | 0f0b7264 | bellard | |
205 | 0f0b7264 | bellard | static void sdl_refresh(DisplayState *ds) |
206 | 0f0b7264 | bellard | { |
207 | 0f0b7264 | bellard | SDL_Event ev1, *ev = &ev1; |
208 | 0f0b7264 | bellard | |
209 | 0f0b7264 | bellard | vga_update_display(); |
210 | 0f0b7264 | bellard | while (SDL_PollEvent(ev)) {
|
211 | 0f0b7264 | bellard | switch (ev->type) {
|
212 | 0f0b7264 | bellard | case SDL_VIDEOEXPOSE:
|
213 | 0f0b7264 | bellard | sdl_update(ds, 0, 0, screen->w, screen->h); |
214 | 0f0b7264 | bellard | break;
|
215 | 0f0b7264 | bellard | case SDL_KEYDOWN:
|
216 | 0f0b7264 | bellard | case SDL_KEYUP:
|
217 | 0f0b7264 | bellard | if (ev->type == SDL_KEYDOWN) {
|
218 | 0f0b7264 | bellard | if ((SDL_GetModState() & (KMOD_LSHIFT | KMOD_LCTRL)) ==
|
219 | 0f0b7264 | bellard | (KMOD_LSHIFT | KMOD_LCTRL)) { |
220 | 0f0b7264 | bellard | /* exit/enter grab if pressing Ctrl-Shift */
|
221 | 0f0b7264 | bellard | if (!gui_grab)
|
222 | 0f0b7264 | bellard | sdl_grab_start(); |
223 | 0f0b7264 | bellard | else
|
224 | 0f0b7264 | bellard | sdl_grab_end(); |
225 | 0f0b7264 | bellard | } |
226 | 0f0b7264 | bellard | } |
227 | 0f0b7264 | bellard | sdl_process_key(&ev->key); |
228 | 0f0b7264 | bellard | break;
|
229 | 0f0b7264 | bellard | case SDL_QUIT:
|
230 | 0f0b7264 | bellard | reset_requested = 1;
|
231 | 0f0b7264 | bellard | break;
|
232 | 0f0b7264 | bellard | case SDL_MOUSEMOTION:
|
233 | 0f0b7264 | bellard | if (gui_grab) {
|
234 | 0f0b7264 | bellard | sdl_send_mouse_event(); |
235 | 0f0b7264 | bellard | } |
236 | 0f0b7264 | bellard | break;
|
237 | 0f0b7264 | bellard | case SDL_MOUSEBUTTONDOWN:
|
238 | 0f0b7264 | bellard | case SDL_MOUSEBUTTONUP:
|
239 | 0f0b7264 | bellard | { |
240 | 0f0b7264 | bellard | SDL_MouseButtonEvent *bev = &ev->button; |
241 | 0f0b7264 | bellard | if (!gui_grab) {
|
242 | 0f0b7264 | bellard | if (ev->type == SDL_MOUSEBUTTONDOWN &&
|
243 | 0f0b7264 | bellard | (bev->state & SDL_BUTTON_LMASK)) { |
244 | 0f0b7264 | bellard | /* start grabbing all events */
|
245 | 0f0b7264 | bellard | sdl_grab_start(); |
246 | 0f0b7264 | bellard | } |
247 | 0f0b7264 | bellard | } else {
|
248 | 0f0b7264 | bellard | sdl_send_mouse_event(); |
249 | 0f0b7264 | bellard | } |
250 | 0f0b7264 | bellard | } |
251 | 0f0b7264 | bellard | break;
|
252 | 0f0b7264 | bellard | default:
|
253 | 0f0b7264 | bellard | break;
|
254 | 0f0b7264 | bellard | } |
255 | 0f0b7264 | bellard | } |
256 | 0f0b7264 | bellard | } |
257 | 0f0b7264 | bellard | |
258 | 0f0b7264 | bellard | void sdl_display_init(DisplayState *ds)
|
259 | 0f0b7264 | bellard | { |
260 | 0f0b7264 | bellard | int flags;
|
261 | 0f0b7264 | bellard | |
262 | 0f0b7264 | bellard | flags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE; |
263 | 0f0b7264 | bellard | if (SDL_Init (flags)) {
|
264 | 0f0b7264 | bellard | fprintf(stderr, "Could not initialize SDL - exiting\n");
|
265 | 0f0b7264 | bellard | exit(1);
|
266 | 0f0b7264 | bellard | } |
267 | 0f0b7264 | bellard | ds->dpy_update = sdl_update; |
268 | 0f0b7264 | bellard | ds->dpy_resize = sdl_resize; |
269 | 0f0b7264 | bellard | ds->dpy_refresh = sdl_refresh; |
270 | 0f0b7264 | bellard | |
271 | 0f0b7264 | bellard | sdl_resize(ds, 640, 400); |
272 | 0f0b7264 | bellard | SDL_WM_SetCaption("QEMU", "QEMU"); |
273 | 0f0b7264 | bellard | SDL_EnableKeyRepeat(250, 50); |
274 | 0f0b7264 | bellard | gui_grab = 0;
|
275 | 0f0b7264 | bellard | } |