42171343 |
1 | /* faking/emulating gp2x by using gtk */ |
cc68a136 |
2 | #include <stdio.h> |
3 | #include <stdlib.h> |
4 | #include <string.h> |
5 | #include <pthread.h> |
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6 | #include <semaphore.h> |
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7 | #include <gtk/gtk.h> |
8 | |
9 | #include <unistd.h> |
10 | #include <sys/types.h> |
11 | #include <sys/stat.h> |
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12 | #include <fcntl.h> |
13 | #include <errno.h> |
14 | |
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15 | #include "../gp2x/version.h" |
e2de9939 |
16 | #include "../common/emu.h" |
bcd94522 |
17 | #include "../common/menu.h" |
18 | #include "../common/readpng.h" |
e5ab6faf |
19 | #include "sndout_oss.h" |
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20 | |
4f65685b |
21 | #include "log_io.h" |
22 | |
217d08bc |
23 | unsigned long current_keys = 0; |
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24 | static int current_bpp = 8; |
25 | static int current_pal[256]; |
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26 | static const char *verstring = "PicoDrive " VERSION; |
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27 | static int scr_changed = 0, scr_w = SCREEN_WIDTH, scr_h = SCREEN_HEIGHT; |
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28 | |
29 | // dummies |
f53f286a |
30 | int mix_32_to_16l_level; |
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31 | int crashed_940 = 0; |
32 | int default_cpu_clock = 123; |
c18c15ae |
33 | void *gp2x_memregs = NULL; |
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34 | |
35 | /* gtk */ |
36 | struct gtk_global_struct |
37 | { |
38 | GtkWidget *window; |
39 | GtkWidget *pixmap1; |
40 | } gtk_items; |
41 | |
42 | |
43 | static gboolean delete_event (GtkWidget *widget, GdkEvent *event, gpointer data) |
44 | { |
45 | return FALSE; |
46 | } |
47 | |
48 | static void destroy (GtkWidget *widget, gpointer data) |
49 | { |
50 | gtk_main_quit (); |
51 | } |
52 | |
991473ad |
53 | /* faking GP2X pad */ |
54 | enum { GP2X_UP=0x1, GP2X_LEFT=0x4, GP2X_DOWN=0x10, GP2X_RIGHT=0x40, |
55 | GP2X_START=1<<8, GP2X_SELECT=1<<9, GP2X_L=1<<10, GP2X_R=1<<11, |
56 | GP2X_A=1<<12, GP2X_B=1<<13, GP2X_X=1<<14, GP2X_Y=1<<15, |
57 | GP2X_VOL_UP=1<<23, GP2X_VOL_DOWN=1<<22, GP2X_PUSH=1<<27 }; |
58 | |
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59 | static gint key_press_event (GtkWidget *widget, GdkEventKey *event) |
60 | { |
61 | switch (event->hardware_keycode) |
62 | { |
217d08bc |
63 | case 111: |
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64 | case 0x62: current_keys |= GP2X_UP; break; |
217d08bc |
65 | case 116: |
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66 | case 0x68: current_keys |= GP2X_DOWN; break; |
217d08bc |
67 | case 113: |
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68 | case 0x64: current_keys |= GP2X_LEFT; break; |
217d08bc |
69 | case 114: |
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70 | case 0x66: current_keys |= GP2X_RIGHT; break; |
71 | case 0x24: current_keys |= GP2X_START; break; // enter |
72 | case 0x23: current_keys |= GP2X_SELECT;break; // ] |
73 | case 0x34: current_keys |= GP2X_A; break; // z |
74 | case 0x35: current_keys |= GP2X_X; break; // x |
75 | case 0x36: current_keys |= GP2X_B; break; // c |
76 | case 0x37: current_keys |= GP2X_Y; break; // v |
77 | case 0x27: current_keys |= GP2X_L; break; // s |
78 | case 0x28: current_keys |= GP2X_R; break; // d |
79 | case 0x29: current_keys |= GP2X_PUSH; break; // f |
80 | case 0x18: current_keys |= GP2X_VOL_DOWN;break; // q |
81 | case 0x19: current_keys |= GP2X_VOL_UP;break; // w |
4f65685b |
82 | case 0x2d: log_io_clear(); break; // k |
83 | case 0x2e: log_io_dump(); break; // l |
1e6b5e39 |
84 | case 0x17: { // tab |
85 | extern int PicoReset(void); |
86 | PicoReset(); |
87 | break; |
88 | } |
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89 | } |
90 | |
91 | return 0; |
92 | } |
93 | |
94 | static gint key_release_event (GtkWidget *widget, GdkEventKey *event) |
95 | { |
96 | switch (event->hardware_keycode) |
97 | { |
217d08bc |
98 | case 111: |
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99 | case 0x62: current_keys &= ~GP2X_UP; break; |
217d08bc |
100 | case 116: |
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101 | case 0x68: current_keys &= ~GP2X_DOWN; break; |
217d08bc |
102 | case 113: |
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103 | case 0x64: current_keys &= ~GP2X_LEFT; break; |
217d08bc |
104 | case 114: |
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105 | case 0x66: current_keys &= ~GP2X_RIGHT; break; |
106 | case 0x24: current_keys &= ~GP2X_START; break; // enter |
107 | case 0x23: current_keys &= ~GP2X_SELECT;break; // ] |
108 | case 0x34: current_keys &= ~GP2X_A; break; // z |
109 | case 0x35: current_keys &= ~GP2X_X; break; // x |
110 | case 0x36: current_keys &= ~GP2X_B; break; // c |
111 | case 0x37: current_keys &= ~GP2X_Y; break; // v |
112 | case 0x27: current_keys &= ~GP2X_L; break; // s |
113 | case 0x28: current_keys &= ~GP2X_R; break; // d |
114 | case 0x29: current_keys &= ~GP2X_PUSH; break; // f |
115 | case 0x18: current_keys &= ~GP2X_VOL_DOWN;break; // q |
116 | case 0x19: current_keys &= ~GP2X_VOL_UP;break; // w |
117 | } |
118 | |
119 | return 0; |
120 | } |
121 | |
19e1d027 |
122 | static void size_allocate_event(GtkWidget *widget, GtkAllocation *allocation, gpointer user_data) |
123 | { |
e2de9939 |
124 | // printf("%dx%d\n", allocation->width, allocation->height); |
e096cf88 |
125 | if (scr_w != allocation->width - 2 || scr_h != allocation->height - 2) { |
126 | scr_w = allocation->width - 2; |
127 | scr_h = allocation->height - 2; |
128 | scr_changed = 1; |
129 | } |
19e1d027 |
130 | } |
131 | |
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132 | static void *gtk_threadf(void *targ) |
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133 | { |
134 | int argc = 0; |
135 | char *argv[] = { "" }; |
136 | GtkWidget *box; |
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137 | sem_t *sem = targ; |
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138 | |
139 | g_thread_init (NULL); |
140 | gdk_threads_init (); |
141 | gdk_set_locale (); |
142 | gtk_init (&argc, (char ***) &argv); |
143 | |
144 | /* create new window */ |
145 | gtk_items.window = gtk_window_new (GTK_WINDOW_TOPLEVEL); |
146 | g_signal_connect (G_OBJECT (gtk_items.window), "delete_event", |
147 | G_CALLBACK (delete_event), NULL); |
148 | |
149 | g_signal_connect (G_OBJECT (gtk_items.window), "destroy", |
150 | G_CALLBACK (destroy), NULL); |
151 | |
152 | g_signal_connect (G_OBJECT (gtk_items.window), "key_press_event", |
153 | G_CALLBACK (key_press_event), NULL); |
154 | |
155 | g_signal_connect (G_OBJECT (gtk_items.window), "key_release_event", |
156 | G_CALLBACK (key_release_event), NULL); |
157 | |
19e1d027 |
158 | g_signal_connect (G_OBJECT (gtk_items.window), "size_allocate", |
159 | G_CALLBACK (size_allocate_event), NULL); |
160 | |
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161 | gtk_container_set_border_width (GTK_CONTAINER (gtk_items.window), 1); |
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162 | gtk_window_set_title ((GtkWindow *) gtk_items.window, verstring); |
163 | |
164 | box = gtk_hbox_new(FALSE, 0); |
165 | gtk_widget_show(box); |
166 | gtk_container_add (GTK_CONTAINER (gtk_items.window), box); |
167 | |
168 | /* live pixmap */ |
169 | gtk_items.pixmap1 = gtk_image_new (); |
170 | gtk_container_add (GTK_CONTAINER (box), gtk_items.pixmap1); |
171 | gtk_widget_show (gtk_items.pixmap1); |
172 | gtk_widget_set_size_request (gtk_items.pixmap1, 320, 240); |
173 | |
174 | gtk_widget_show (gtk_items.window); |
175 | |
69996cb7 |
176 | sem_post(sem); |
177 | |
178 | gtk_main(); |
179 | |
180 | printf("linux: gtk thread finishing\n"); |
181 | exit(1); |
182 | |
183 | return NULL; |
184 | } |
185 | |
186 | static void gtk_initf(void) |
187 | { |
188 | pthread_t gtk_thread; |
189 | sem_t sem; |
190 | sem_init(&sem, 0, 0); |
191 | |
192 | pthread_create(>k_thread, NULL, gtk_threadf, &sem); |
193 | pthread_detach(gtk_thread); |
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194 | |
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195 | sem_wait(&sem); |
196 | sem_close(&sem); |
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197 | } |
198 | |
199 | void finalize_image(guchar *pixels, gpointer data) |
200 | { |
201 | free(pixels); |
202 | } |
203 | |
204 | /* --- */ |
205 | |
e2de9939 |
206 | static void realloc_screen(void) |
207 | { |
208 | void *old = g_screen_ptr; |
209 | g_screen_width = scr_w; |
210 | g_screen_height = scr_h; |
e096cf88 |
211 | g_screen_ptr = calloc(g_screen_width * g_screen_height * 2, 1); |
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212 | free(old); |
213 | scr_changed = 0; |
214 | } |
215 | |
bcd94522 |
216 | /* gp2x/emu.c stuff, most to be rm'd */ |
217 | static void gp2x_video_flip_(void) |
cc68a136 |
218 | { |
219 | GdkPixbuf *pixbuf; |
220 | unsigned char *image; |
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221 | int pixel_count, i; |
222 | |
223 | pixel_count = g_screen_width * g_screen_height; |
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224 | |
225 | gdk_threads_enter(); |
226 | |
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227 | image = malloc(pixel_count * 3); |
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228 | if (image == NULL) |
229 | { |
230 | gdk_threads_leave(); |
231 | return; |
232 | } |
233 | |
234 | if (current_bpp == 8) |
235 | { |
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236 | unsigned char *pixels = g_screen_ptr; |
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237 | int pix; |
238 | |
e2de9939 |
239 | for (i = 0; i < pixel_count; i++) |
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240 | { |
241 | pix = current_pal[pixels[i]]; |
242 | image[3 * i + 0] = pix >> 16; |
243 | image[3 * i + 1] = pix >> 8; |
244 | image[3 * i + 2] = pix; |
245 | } |
246 | } |
247 | else |
248 | { |
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249 | unsigned short *pixels = g_screen_ptr; |
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250 | |
e2de9939 |
251 | for (i = 0; i < pixel_count; i++) |
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252 | { |
253 | /* in: rrrr rggg gggb bbbb */ |
254 | /* out: rrrr r000 gggg gg00 bbbb b000 */ |
255 | image[3 * i + 0] = (pixels[i] >> 8) & 0xf8; |
256 | image[3 * i + 1] = (pixels[i] >> 3) & 0xfc; |
257 | image[3 * i + 2] = (pixels[i] << 3); |
258 | } |
259 | } |
260 | |
261 | pixbuf = gdk_pixbuf_new_from_data (image, GDK_COLORSPACE_RGB, |
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262 | FALSE, 8, g_screen_width, g_screen_height, |
263 | g_screen_width * 3, finalize_image, NULL); |
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264 | gtk_image_set_from_pixbuf (GTK_IMAGE (gtk_items.pixmap1), pixbuf); |
265 | g_object_unref (pixbuf); |
266 | |
267 | gdk_threads_leave(); |
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268 | |
269 | if (scr_changed) |
270 | realloc_screen(); |
cc68a136 |
271 | } |
272 | |
bcd94522 |
273 | static void gp2x_video_changemode_ll_(int bpp) |
274 | { |
275 | current_bpp = bpp; |
276 | } |
277 | |
278 | static void gp2x_video_setpalette_(int *pal, int len) |
e11c5548 |
279 | { |
bcd94522 |
280 | memcpy(current_pal, pal, len*4); |
281 | } |
282 | |
283 | void gp2x_memcpy_all_buffers(void *data, int offset, int len) |
284 | { |
285 | } |
286 | |
287 | void gp2x_memset_all_buffers(int offset, int byte, int len) |
288 | { |
289 | memset((char *)g_screen_ptr + offset, byte, len); |
e11c5548 |
290 | } |
291 | |
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292 | void gp2x_video_changemode(int bpp) |
293 | { |
bcd94522 |
294 | gp2x_video_changemode_ll_(bpp); |
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295 | } |
296 | |
bcd94522 |
297 | void gp2x_make_fb_bufferable(int yes) |
e11c5548 |
298 | { |
e11c5548 |
299 | } |
300 | |
bcd94522 |
301 | int soc_detect(void) |
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302 | { |
bcd94522 |
303 | return 0; |
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304 | } |
305 | |
bcd94522 |
306 | /* plat */ |
307 | static char menu_bg_buffer[320*240*2]; |
308 | char cpu_clk_name[16] = "GP2X CPU clocks"; |
309 | |
310 | void plat_video_menu_enter(int is_rom_loaded) |
cc68a136 |
311 | { |
bcd94522 |
312 | if (is_rom_loaded) |
313 | { |
314 | // darken the active framebuffer |
315 | memset(g_screen_ptr, 0, 320*8*2); |
316 | menu_darken_bg((char *)g_screen_ptr + 320*8*2, 320*224, 1); |
317 | memset((char *)g_screen_ptr + 320*232*2, 0, 320*8*2); |
318 | } |
319 | else |
320 | { |
321 | // should really only happen once, on startup.. |
322 | readpng(g_screen_ptr, "skin/background.png", READPNG_BG); |
323 | } |
324 | |
325 | memcpy(menu_bg_buffer, g_screen_ptr, 320*240*2); |
326 | |
327 | // switch to 16bpp |
328 | gp2x_video_changemode_ll_(16); |
329 | gp2x_video_flip_(); |
cc68a136 |
330 | } |
331 | |
bcd94522 |
332 | void plat_video_menu_begin(void) |
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333 | { |
bcd94522 |
334 | memcpy(g_screen_ptr, menu_bg_buffer, 320*240*2); |
cc68a136 |
335 | } |
336 | |
bcd94522 |
337 | void plat_video_menu_end(void) |
85a4b5a4 |
338 | { |
bcd94522 |
339 | gp2x_video_flip_(); |
85a4b5a4 |
340 | } |
341 | |
bcd94522 |
342 | void plat_validate_config(void) |
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343 | { |
bcd94522 |
344 | // PicoOpt &= ~POPT_EXT_FM; |
cc68a136 |
345 | } |
346 | |
bcd94522 |
347 | void plat_early_init(void) |
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348 | { |
349 | } |
350 | |
bcd94522 |
351 | void plat_init(void) |
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352 | { |
bcd94522 |
353 | realloc_screen(); |
354 | memset(g_screen_ptr, 0, g_screen_width * g_screen_height * 2); |
355 | |
356 | // snd |
357 | sndout_oss_init(); |
358 | |
359 | gtk_initf(); |
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360 | } |
361 | |
bcd94522 |
362 | void plat_finish(void) |
cc68a136 |
363 | { |
bcd94522 |
364 | free(g_screen_ptr); |
365 | sndout_oss_exit(); |
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366 | } |
367 | |
bcd94522 |
368 | /* nasty */ |
369 | static void do_nothing() |
cc68a136 |
370 | { |
cc68a136 |
371 | } |
372 | |
bcd94522 |
373 | void *gp2x_video_flip = gp2x_video_flip_; |
374 | void *gp2x_video_flip2 = gp2x_video_flip_; |
375 | void *gp2x_video_changemode_ll = gp2x_video_changemode_ll_; |
376 | void *gp2x_video_setpalette = gp2x_video_setpalette_; |
377 | |
378 | void *gp2x_video_RGB_setscaling = do_nothing; |
379 | void *gp2x_video_wait_vsync = do_nothing; |
380 | void *gp2x_set_cpuclk = do_nothing; |
381 | void *set_lcd_custom_rate = do_nothing; |
382 | void *unset_lcd_custom_rate = do_nothing; |
383 | void *set_lcd_gamma = do_nothing; |
384 | void *set_ram_timings = do_nothing; |
385 | void *unset_ram_timings = do_nothing; |
386 | |
387 | /* joy */ |
388 | int gp2x_touchpad_read(int *x, int *y) |
cc68a136 |
389 | { |
bcd94522 |
390 | return -1; |
cc68a136 |
391 | } |
392 | |
cc68a136 |
393 | /* misc */ |
394 | void spend_cycles(int c) |
395 | { |
46969540 |
396 | usleep(c/200); |
cc68a136 |
397 | } |
398 | |
bcd94522 |
399 | int mp3_get_bitrate(FILE *f, int size) |
400 | { |
401 | return 128; |
402 | } |
403 | |
404 | void mp3_start_play(FILE *f, int pos) |
405 | { |
406 | } |
407 | |
408 | void mp3_update(int *buffer, int length, int stereo) |
409 | { |
410 | } |
411 | |
ca61ee42 |
412 | /* lprintf */ |
413 | void lprintf(const char *fmt, ...) |
414 | { |
415 | va_list vl; |
cc68a136 |
416 | |
ca61ee42 |
417 | va_start(vl, fmt); |
418 | vprintf(fmt, vl); |
419 | va_end(vl); |
420 | } |
cc68a136 |
421 | |