1 /* faking/emulating gp2x by using gtk */
10 #include <sys/types.h>
15 #include "../gp2x/version.h"
16 #include "../common/emu.h"
17 #include "../common/menu.h"
18 #include "../common/readpng.h"
19 #include "sndout_oss.h"
23 unsigned long current_keys = 0;
24 static int current_bpp = 8;
25 static int current_pal[256];
26 static const char *verstring = "PicoDrive " VERSION;
27 static int scr_changed = 0, scr_w = SCREEN_WIDTH, scr_h = SCREEN_HEIGHT;
30 int mix_32_to_16l_level;
32 int default_cpu_clock = 123;
33 void *gp2x_memregs = NULL;
36 struct gtk_global_struct
43 static gboolean delete_event (GtkWidget *widget, GdkEvent *event, gpointer data)
48 static void destroy (GtkWidget *widget, gpointer data)
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 };
59 static gint key_press_event (GtkWidget *widget, GdkEventKey *event)
61 switch (event->hardware_keycode)
64 case 0x62: current_keys |= GP2X_UP; break;
66 case 0x68: current_keys |= GP2X_DOWN; break;
68 case 0x64: current_keys |= GP2X_LEFT; break;
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
82 case 0x2d: log_io_clear(); break; // k
83 case 0x2e: log_io_dump(); break; // l
85 extern int PicoReset(void);
94 static gint key_release_event (GtkWidget *widget, GdkEventKey *event)
96 switch (event->hardware_keycode)
99 case 0x62: current_keys &= ~GP2X_UP; break;
101 case 0x68: current_keys &= ~GP2X_DOWN; break;
103 case 0x64: current_keys &= ~GP2X_LEFT; break;
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
122 static void size_allocate_event(GtkWidget *widget, GtkAllocation *allocation, gpointer user_data)
124 // printf("%dx%d\n", allocation->width, allocation->height);
125 if (scr_w != allocation->width - 2 || scr_h != allocation->height - 2) {
126 scr_w = allocation->width - 2;
127 scr_h = allocation->height - 2;
132 static void *gtk_threadf(void *targ)
135 char *argv[] = { "" };
139 g_thread_init (NULL);
142 gtk_init (&argc, (char ***) &argv);
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);
149 g_signal_connect (G_OBJECT (gtk_items.window), "destroy",
150 G_CALLBACK (destroy), NULL);
152 g_signal_connect (G_OBJECT (gtk_items.window), "key_press_event",
153 G_CALLBACK (key_press_event), NULL);
155 g_signal_connect (G_OBJECT (gtk_items.window), "key_release_event",
156 G_CALLBACK (key_release_event), NULL);
158 g_signal_connect (G_OBJECT (gtk_items.window), "size_allocate",
159 G_CALLBACK (size_allocate_event), NULL);
161 gtk_container_set_border_width (GTK_CONTAINER (gtk_items.window), 1);
162 gtk_window_set_title ((GtkWindow *) gtk_items.window, verstring);
164 box = gtk_hbox_new(FALSE, 0);
165 gtk_widget_show(box);
166 gtk_container_add (GTK_CONTAINER (gtk_items.window), box);
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);
174 gtk_widget_show (gtk_items.window);
180 printf("linux: gtk thread finishing\n");
186 static void gtk_initf(void)
188 pthread_t gtk_thread;
190 sem_init(&sem, 0, 0);
192 pthread_create(>k_thread, NULL, gtk_threadf, &sem);
193 pthread_detach(gtk_thread);
199 void finalize_image(guchar *pixels, gpointer data)
206 static void realloc_screen(void)
208 void *old = g_screen_ptr;
209 g_screen_width = scr_w;
210 g_screen_height = scr_h;
211 g_screen_ptr = calloc(g_screen_width * g_screen_height * 2, 1);
216 /* gp2x/emu.c stuff, most to be rm'd */
217 static void gp2x_video_flip_(void)
220 unsigned char *image;
223 pixel_count = g_screen_width * g_screen_height;
227 image = malloc(pixel_count * 3);
234 if (current_bpp == 8)
236 unsigned char *pixels = g_screen_ptr;
239 for (i = 0; i < pixel_count; i++)
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;
249 unsigned short *pixels = g_screen_ptr;
251 for (i = 0; i < pixel_count; i++)
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);
261 pixbuf = gdk_pixbuf_new_from_data (image, GDK_COLORSPACE_RGB,
262 FALSE, 8, g_screen_width, g_screen_height,
263 g_screen_width * 3, finalize_image, NULL);
264 gtk_image_set_from_pixbuf (GTK_IMAGE (gtk_items.pixmap1), pixbuf);
265 g_object_unref (pixbuf);
273 static void gp2x_video_changemode_ll_(int bpp)
278 static void gp2x_video_setpalette_(int *pal, int len)
280 memcpy(current_pal, pal, len*4);
283 void gp2x_memcpy_all_buffers(void *data, int offset, int len)
287 void gp2x_memset_all_buffers(int offset, int byte, int len)
289 memset((char *)g_screen_ptr + offset, byte, len);
292 void gp2x_video_changemode(int bpp)
294 gp2x_video_changemode_ll_(bpp);
297 void gp2x_make_fb_bufferable(int yes)
307 static char menu_bg_buffer[320*240*2];
308 char cpu_clk_name[16] = "GP2X CPU clocks";
310 void plat_video_menu_enter(int is_rom_loaded)
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);
323 // should really only happen once, on startup..
324 emu_make_path(buff, "skin/background.png", sizeof(buff));
325 if (readpng(g_screen_ptr, buff, READPNG_BG) < 0)
326 memset(g_screen_ptr, 0, 320*240*2);
329 memcpy(menu_bg_buffer, g_screen_ptr, 320*240*2);
332 gp2x_video_changemode_ll_(16);
336 void plat_video_menu_begin(void)
338 memcpy(g_screen_ptr, menu_bg_buffer, 320*240*2);
341 void plat_video_menu_end(void)
346 void plat_validate_config(void)
348 // PicoOpt &= ~POPT_EXT_FM;
351 void plat_early_init(void)
358 memset(g_screen_ptr, 0, g_screen_width * g_screen_height * 2);
366 void plat_finish(void)
373 static void do_nothing()
377 void *gp2x_video_flip = gp2x_video_flip_;
378 void *gp2x_video_flip2 = gp2x_video_flip_;
379 void *gp2x_video_changemode_ll = gp2x_video_changemode_ll_;
380 void *gp2x_video_setpalette = gp2x_video_setpalette_;
382 void *gp2x_video_RGB_setscaling = do_nothing;
383 void *gp2x_video_wait_vsync = do_nothing;
384 void *gp2x_set_cpuclk = do_nothing;
385 void *set_lcd_custom_rate = do_nothing;
386 void *unset_lcd_custom_rate = do_nothing;
387 void *set_lcd_gamma = do_nothing;
388 void *set_ram_timings = do_nothing;
389 void *unset_ram_timings = do_nothing;
392 int gp2x_touchpad_read(int *x, int *y)
398 void spend_cycles(int c)
403 int mp3_get_bitrate(FILE *f, int size)
408 void mp3_start_play(FILE *f, int pos)
412 void mp3_update(int *buffer, int length, int stereo)
417 void lprintf(const char *fmt, ...)