gp2x+wiz binary support, wiz code wip
[libpicofe.git] / linux / gp2x.c
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CommitLineData
1/* faking/emulating gp2x by using gtk */
2#include <stdio.h>
3#include <stdlib.h>
4#include <string.h>
5#include <pthread.h>
6#include <semaphore.h>
7#include <gtk/gtk.h>
8
9#include <unistd.h>
10#include <sys/types.h>
11#include <sys/stat.h>
12#include <fcntl.h>
13#include <errno.h>
14
15#include "../gp2x/emu.h"
16//#include "../gp2x/gp2x.h"
17#include "../gp2x/version.h"
18#include "../common/emu.h"
19#include "sndout_oss.h"
20
21#include "log_io.h"
22
23unsigned long current_keys = 0;
24static int current_bpp = 8;
25static int current_pal[256];
26static const char *verstring = "PicoDrive " VERSION;
27static int scr_changed = 0, scr_w = SCREEN_WIDTH, scr_h = SCREEN_HEIGHT;
28
29// dummies
30int mix_32_to_16l_level;
31
32/* gtk */
33struct gtk_global_struct
34{
35 GtkWidget *window;
36 GtkWidget *pixmap1;
37} gtk_items;
38
39
40static gboolean delete_event (GtkWidget *widget, GdkEvent *event, gpointer data)
41{
42 return FALSE;
43}
44
45static void destroy (GtkWidget *widget, gpointer data)
46{
47 gtk_main_quit ();
48}
49
50/* faking GP2X pad */
51enum { GP2X_UP=0x1, GP2X_LEFT=0x4, GP2X_DOWN=0x10, GP2X_RIGHT=0x40,
52 GP2X_START=1<<8, GP2X_SELECT=1<<9, GP2X_L=1<<10, GP2X_R=1<<11,
53 GP2X_A=1<<12, GP2X_B=1<<13, GP2X_X=1<<14, GP2X_Y=1<<15,
54 GP2X_VOL_UP=1<<23, GP2X_VOL_DOWN=1<<22, GP2X_PUSH=1<<27 };
55
56static gint key_press_event (GtkWidget *widget, GdkEventKey *event)
57{
58 switch (event->hardware_keycode)
59 {
60 case 111:
61 case 0x62: current_keys |= GP2X_UP; break;
62 case 116:
63 case 0x68: current_keys |= GP2X_DOWN; break;
64 case 113:
65 case 0x64: current_keys |= GP2X_LEFT; break;
66 case 114:
67 case 0x66: current_keys |= GP2X_RIGHT; break;
68 case 0x24: current_keys |= GP2X_START; break; // enter
69 case 0x23: current_keys |= GP2X_SELECT;break; // ]
70 case 0x34: current_keys |= GP2X_A; break; // z
71 case 0x35: current_keys |= GP2X_X; break; // x
72 case 0x36: current_keys |= GP2X_B; break; // c
73 case 0x37: current_keys |= GP2X_Y; break; // v
74 case 0x27: current_keys |= GP2X_L; break; // s
75 case 0x28: current_keys |= GP2X_R; break; // d
76 case 0x29: current_keys |= GP2X_PUSH; break; // f
77 case 0x18: current_keys |= GP2X_VOL_DOWN;break; // q
78 case 0x19: current_keys |= GP2X_VOL_UP;break; // w
79 case 0x2d: log_io_clear(); break; // k
80 case 0x2e: log_io_dump(); break; // l
81 case 0x17: { // tab
82 extern int PicoReset(void);
83 PicoReset();
84 break;
85 }
86 }
87
88 return 0;
89}
90
91static gint key_release_event (GtkWidget *widget, GdkEventKey *event)
92{
93 switch (event->hardware_keycode)
94 {
95 case 111:
96 case 0x62: current_keys &= ~GP2X_UP; break;
97 case 116:
98 case 0x68: current_keys &= ~GP2X_DOWN; break;
99 case 113:
100 case 0x64: current_keys &= ~GP2X_LEFT; break;
101 case 114:
102 case 0x66: current_keys &= ~GP2X_RIGHT; break;
103 case 0x24: current_keys &= ~GP2X_START; break; // enter
104 case 0x23: current_keys &= ~GP2X_SELECT;break; // ]
105 case 0x34: current_keys &= ~GP2X_A; break; // z
106 case 0x35: current_keys &= ~GP2X_X; break; // x
107 case 0x36: current_keys &= ~GP2X_B; break; // c
108 case 0x37: current_keys &= ~GP2X_Y; break; // v
109 case 0x27: current_keys &= ~GP2X_L; break; // s
110 case 0x28: current_keys &= ~GP2X_R; break; // d
111 case 0x29: current_keys &= ~GP2X_PUSH; break; // f
112 case 0x18: current_keys &= ~GP2X_VOL_DOWN;break; // q
113 case 0x19: current_keys &= ~GP2X_VOL_UP;break; // w
114 }
115
116 return 0;
117}
118
119static void size_allocate_event(GtkWidget *widget, GtkAllocation *allocation, gpointer user_data)
120{
121 // printf("%dx%d\n", allocation->width, allocation->height);
122 if (scr_w != allocation->width - 2 || scr_h != allocation->height - 2) {
123 scr_w = allocation->width - 2;
124 scr_h = allocation->height - 2;
125 scr_changed = 1;
126 }
127}
128
129static void *gtk_threadf(void *targ)
130{
131 int argc = 0;
132 char *argv[] = { "" };
133 GtkWidget *box;
134 sem_t *sem = targ;
135
136 g_thread_init (NULL);
137 gdk_threads_init ();
138 gdk_set_locale ();
139 gtk_init (&argc, (char ***) &argv);
140
141 /* create new window */
142 gtk_items.window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
143 g_signal_connect (G_OBJECT (gtk_items.window), "delete_event",
144 G_CALLBACK (delete_event), NULL);
145
146 g_signal_connect (G_OBJECT (gtk_items.window), "destroy",
147 G_CALLBACK (destroy), NULL);
148
149 g_signal_connect (G_OBJECT (gtk_items.window), "key_press_event",
150 G_CALLBACK (key_press_event), NULL);
151
152 g_signal_connect (G_OBJECT (gtk_items.window), "key_release_event",
153 G_CALLBACK (key_release_event), NULL);
154
155 g_signal_connect (G_OBJECT (gtk_items.window), "size_allocate",
156 G_CALLBACK (size_allocate_event), NULL);
157
158 gtk_container_set_border_width (GTK_CONTAINER (gtk_items.window), 1);
159 gtk_window_set_title ((GtkWindow *) gtk_items.window, verstring);
160
161 box = gtk_hbox_new(FALSE, 0);
162 gtk_widget_show(box);
163 gtk_container_add (GTK_CONTAINER (gtk_items.window), box);
164
165 /* live pixmap */
166 gtk_items.pixmap1 = gtk_image_new ();
167 gtk_container_add (GTK_CONTAINER (box), gtk_items.pixmap1);
168 gtk_widget_show (gtk_items.pixmap1);
169 gtk_widget_set_size_request (gtk_items.pixmap1, 320, 240);
170
171 gtk_widget_show (gtk_items.window);
172
173 sem_post(sem);
174
175 gtk_main();
176
177 printf("linux: gtk thread finishing\n");
178 exit(1);
179
180 return NULL;
181}
182
183static void gtk_initf(void)
184{
185 pthread_t gtk_thread;
186 sem_t sem;
187 sem_init(&sem, 0, 0);
188
189 pthread_create(&gtk_thread, NULL, gtk_threadf, &sem);
190 pthread_detach(gtk_thread);
191
192 sem_wait(&sem);
193 sem_close(&sem);
194}
195
196void finalize_image(guchar *pixels, gpointer data)
197{
198 free(pixels);
199}
200
201/* --- */
202
203static void realloc_screen(void)
204{
205 void *old = g_screen_ptr;
206 g_screen_width = scr_w;
207 g_screen_height = scr_h;
208 g_screen_ptr = calloc(g_screen_width * g_screen_height * 2, 1);
209 free(old);
210 scr_changed = 0;
211}
212
213void plat_init(void)
214{
215 printf("entering init()\n"); fflush(stdout);
216
217 realloc_screen();
218 memset(g_screen_ptr, 0, g_screen_width * g_screen_height * 2);
219
220 // snd
221 sndout_oss_init();
222
223 gtk_initf();
224
225 printf("exitting init()\n"); fflush(stdout);
226}
227
228void plat_finish(void)
229{
230 free(g_screen_ptr);
231 sndout_oss_exit();
232}
233
234/* video */
235void gp2x_video_flip(void)
236{
237 GdkPixbuf *pixbuf;
238 unsigned char *image;
239 int pixel_count, i;
240
241 pixel_count = g_screen_width * g_screen_height;
242
243 gdk_threads_enter();
244
245 image = malloc(pixel_count * 3);
246 if (image == NULL)
247 {
248 gdk_threads_leave();
249 return;
250 }
251
252 if (current_bpp == 8)
253 {
254 unsigned char *pixels = g_screen_ptr;
255 int pix;
256
257 for (i = 0; i < pixel_count; i++)
258 {
259 pix = current_pal[pixels[i]];
260 image[3 * i + 0] = pix >> 16;
261 image[3 * i + 1] = pix >> 8;
262 image[3 * i + 2] = pix;
263 }
264 }
265 else
266 {
267 unsigned short *pixels = g_screen_ptr;
268
269 for (i = 0; i < pixel_count; i++)
270 {
271 /* in: rrrr rggg gggb bbbb */
272 /* out: rrrr r000 gggg gg00 bbbb b000 */
273 image[3 * i + 0] = (pixels[i] >> 8) & 0xf8;
274 image[3 * i + 1] = (pixels[i] >> 3) & 0xfc;
275 image[3 * i + 2] = (pixels[i] << 3);
276 }
277 }
278
279 pixbuf = gdk_pixbuf_new_from_data (image, GDK_COLORSPACE_RGB,
280 FALSE, 8, g_screen_width, g_screen_height,
281 g_screen_width * 3, finalize_image, NULL);
282 gtk_image_set_from_pixbuf (GTK_IMAGE (gtk_items.pixmap1), pixbuf);
283 g_object_unref (pixbuf);
284
285 gdk_threads_leave();
286
287 if (scr_changed)
288 realloc_screen();
289}
290
291void gp2x_video_flip2(void)
292{
293 gp2x_video_flip();
294}
295
296void gp2x_video_changemode(int bpp)
297{
298 current_bpp = bpp;
299}
300
301void gp2x_video_changemode2(int bpp)
302{
303 current_bpp = bpp;
304}
305
306void gp2x_video_setpalette(int *pal, int len)
307{
308 memcpy(current_pal, pal, len*4);
309}
310
311void gp2x_video_RGB_setscaling(int v_offs, int W, int H)
312{
313}
314
315void gp2x_memset_all_buffers(int offset, int byte, int len)
316{
317 memset((char *)g_screen_ptr + offset, byte, len);
318}
319
320/* joy */
321int gp2x_touchpad_read(int *x, int *y)
322{
323 return -1;
324}
325
326/* 940 */
327int crashed_940 = 0;
328void pause940(int yes)
329{
330}
331
332void reset940(int yes, int bank)
333{
334}
335
336void gp2x_video_wait_vsync(void)
337{
338}
339
340void set_gamma(int g100, int A_SNs_curve)
341{
342}
343
344void set_lcd_custom_rate(int rate)
345{
346}
347
348void unset_lcd_custom_rate(void)
349{
350}
351
352/* misc */
353void spend_cycles(int c)
354{
355 usleep(c/200);
356}
357
358/* lprintf */
359void lprintf(const char *fmt, ...)
360{
361 va_list vl;
362
363 va_start(vl, fmt);
364 vprintf(fmt, vl);
365 va_end(vl);
366}
367