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- /* faking/emulating gp2x.c by using gtk */
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- #include <pthread.h>
- #include <semaphore.h>
- #include <gtk/gtk.h>
- #include <unistd.h>
- #include <sys/types.h>
- #include <sys/stat.h>
- #include <fcntl.h>
- #include <errno.h>
- #include "../gp2x/emu.h"
- #include "../gp2x/gp2x.h"
- #include "../gp2x/version.h"
- #include "sndout_oss.h"
- #include "usbjoy.h"
- #include "log_io.h"
- void *gp2x_screen;
- static int current_bpp = 8;
- static int current_pal[256];
- static unsigned long current_keys = 0;
- static const char *verstring = "PicoDrive " VERSION;
- // dummies
- char *ext_menu = 0, *ext_state = 0;
- int mix_32_to_16l_level;
- /* gtk */
- struct gtk_global_struct
- {
- GtkWidget *window;
- GtkWidget *pixmap1;
- } gtk_items;
- static gboolean delete_event (GtkWidget *widget, GdkEvent *event, gpointer data)
- {
- return FALSE;
- }
- static void destroy (GtkWidget *widget, gpointer data)
- {
- gtk_main_quit ();
- }
- static gint key_press_event (GtkWidget *widget, GdkEventKey *event)
- {
- switch (event->hardware_keycode)
- {
- case 0x62: current_keys |= GP2X_UP; break;
- case 0x68: current_keys |= GP2X_DOWN; break;
- case 0x64: current_keys |= GP2X_LEFT; break;
- case 0x66: current_keys |= GP2X_RIGHT; break;
- case 0x24: current_keys |= GP2X_START; break; // enter
- case 0x23: current_keys |= GP2X_SELECT;break; // ]
- case 0x34: current_keys |= GP2X_A; break; // z
- case 0x35: current_keys |= GP2X_X; break; // x
- case 0x36: current_keys |= GP2X_B; break; // c
- case 0x37: current_keys |= GP2X_Y; break; // v
- case 0x27: current_keys |= GP2X_L; break; // s
- case 0x28: current_keys |= GP2X_R; break; // d
- case 0x29: current_keys |= GP2X_PUSH; break; // f
- case 0x18: current_keys |= GP2X_VOL_DOWN;break; // q
- case 0x19: current_keys |= GP2X_VOL_UP;break; // w
- case 0x2d: log_io_clear(); break; // k
- case 0x2e: log_io_dump(); break; // l
- case 0x17: { // tab
- extern int PicoReset(void);
- PicoReset();
- break;
- }
- }
- return 0;
- }
- static gint key_release_event (GtkWidget *widget, GdkEventKey *event)
- {
- switch (event->hardware_keycode)
- {
- case 0x62: current_keys &= ~GP2X_UP; break;
- case 0x68: current_keys &= ~GP2X_DOWN; break;
- case 0x64: current_keys &= ~GP2X_LEFT; break;
- case 0x66: current_keys &= ~GP2X_RIGHT; break;
- case 0x24: current_keys &= ~GP2X_START; break; // enter
- case 0x23: current_keys &= ~GP2X_SELECT;break; // ]
- case 0x34: current_keys &= ~GP2X_A; break; // z
- case 0x35: current_keys &= ~GP2X_X; break; // x
- case 0x36: current_keys &= ~GP2X_B; break; // c
- case 0x37: current_keys &= ~GP2X_Y; break; // v
- case 0x27: current_keys &= ~GP2X_L; break; // s
- case 0x28: current_keys &= ~GP2X_R; break; // d
- case 0x29: current_keys &= ~GP2X_PUSH; break; // f
- case 0x18: current_keys &= ~GP2X_VOL_DOWN;break; // q
- case 0x19: current_keys &= ~GP2X_VOL_UP;break; // w
- }
- return 0;
- }
- static void *gtk_threadf(void *targ)
- {
- int argc = 0;
- char *argv[] = { "" };
- GtkWidget *box;
- sem_t *sem = targ;
- g_thread_init (NULL);
- gdk_threads_init ();
- gdk_set_locale ();
- gtk_init (&argc, (char ***) &argv);
- /* create new window */
- gtk_items.window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
- g_signal_connect (G_OBJECT (gtk_items.window), "delete_event",
- G_CALLBACK (delete_event), NULL);
- g_signal_connect (G_OBJECT (gtk_items.window), "destroy",
- G_CALLBACK (destroy), NULL);
- g_signal_connect (G_OBJECT (gtk_items.window), "key_press_event",
- G_CALLBACK (key_press_event), NULL);
- g_signal_connect (G_OBJECT (gtk_items.window), "key_release_event",
- G_CALLBACK (key_release_event), NULL);
- gtk_container_set_border_width (GTK_CONTAINER (gtk_items.window), 2);
- gtk_window_set_title ((GtkWindow *) gtk_items.window, verstring);
- box = gtk_hbox_new(FALSE, 0);
- gtk_widget_show(box);
- gtk_container_add (GTK_CONTAINER (gtk_items.window), box);
- /* live pixmap */
- gtk_items.pixmap1 = gtk_image_new ();
- gtk_container_add (GTK_CONTAINER (box), gtk_items.pixmap1);
- gtk_widget_show (gtk_items.pixmap1);
- gtk_widget_set_size_request (gtk_items.pixmap1, 320, 240);
- gtk_widget_show (gtk_items.window);
- sem_post(sem);
- gtk_main();
- printf("linux: gtk thread finishing\n");
- exit(1);
- return NULL;
- }
- static void gtk_initf(void)
- {
- pthread_t gtk_thread;
- sem_t sem;
- sem_init(&sem, 0, 0);
- pthread_create(>k_thread, NULL, gtk_threadf, &sem);
- pthread_detach(gtk_thread);
- sem_wait(&sem);
- sem_close(&sem);
- }
- void finalize_image(guchar *pixels, gpointer data)
- {
- free(pixels);
- }
- /* --- */
- void gp2x_init(void)
- {
- printf("entering init()\n"); fflush(stdout);
- gp2x_screen = malloc(320*240*2 + 320*2);
- memset(gp2x_screen, 0, 320*240*2 + 320*2);
- // snd
- sndout_oss_init();
- gtk_initf();
- usbjoy_init();
- printf("exitting init()\n"); fflush(stdout);
- }
- void gp2x_deinit(void)
- {
- free(gp2x_screen);
- sndout_oss_exit();
- usbjoy_deinit();
- }
- /* video */
- void gp2x_video_flip(void)
- {
- GdkPixbuf *pixbuf;
- unsigned char *image;
- int i;
- gdk_threads_enter();
- image = malloc (320*240*3);
- if (image == NULL)
- {
- gdk_threads_leave();
- return;
- }
- if (current_bpp == 8)
- {
- unsigned char *pixels = gp2x_screen;
- int pix;
- for (i = 0; i < 320*240; i++)
- {
- pix = current_pal[pixels[i]];
- image[3 * i + 0] = pix >> 16;
- image[3 * i + 1] = pix >> 8;
- image[3 * i + 2] = pix;
- }
- }
- else
- {
- unsigned short *pixels = gp2x_screen;
- for (i = 0; i < 320*240; i++)
- {
- /* in: rrrr rggg gggb bbbb */
- /* out: rrrr r000 gggg gg00 bbbb b000 */
- image[3 * i + 0] = (pixels[i] >> 8) & 0xf8;
- image[3 * i + 1] = (pixels[i] >> 3) & 0xfc;
- image[3 * i + 2] = (pixels[i] << 3);
- }
- }
- pixbuf = gdk_pixbuf_new_from_data (image, GDK_COLORSPACE_RGB,
- FALSE, 8, 320, 240, 320*3, finalize_image, NULL);
- gtk_image_set_from_pixbuf (GTK_IMAGE (gtk_items.pixmap1), pixbuf);
- g_object_unref (pixbuf);
- gdk_threads_leave();
- }
- void gp2x_video_flip2(void)
- {
- gp2x_video_flip();
- }
- void gp2x_video_changemode(int bpp)
- {
- current_bpp = bpp;
- }
- void gp2x_video_changemode2(int bpp)
- {
- current_bpp = bpp;
- }
- void gp2x_video_setpalette(int *pal, int len)
- {
- memcpy(current_pal, pal, len*4);
- }
- void gp2x_video_flush_cache(void)
- {
- }
- void gp2x_video_RGB_setscaling(int v_offs, int W, int H)
- {
- }
- void gp2x_memcpy_buffers(int buffers, void *data, int offset, int len)
- {
- if ((char *)gp2x_screen + offset != data)
- memcpy((char *)gp2x_screen + offset, data, len);
- }
- void gp2x_memcpy_all_buffers(void *data, int offset, int len)
- {
- memcpy((char *)gp2x_screen + offset, data, len);
- }
- void gp2x_memset_all_buffers(int offset, int byte, int len)
- {
- memset((char *)gp2x_screen + offset, byte, len);
- }
- void gp2x_pd_clone_buffer2(void)
- {
- memset(gp2x_screen, 0, 320*240*2);
- }
- /* joy */
- unsigned long gp2x_joystick_read(int allow_usb_joy)
- {
- unsigned long value = current_keys;
- int i;
- if (allow_usb_joy && num_of_joys > 0) {
- // check the usb joy as well..
- usbjoy_update();
- for (i = 0; i < num_of_joys; i++)
- value |= usbjoy_check(i);
- }
- return value;
- }
- int gp2x_touchpad_read(int *x, int *y)
- {
- return -1;
- }
- /* 940 */
- int crashed_940 = 0;
- void Pause940(int yes)
- {
- }
- void Reset940(int yes, int bank)
- {
- }
- /* faking gp2x cpuctrl.c */
- void cpuctrl_init(void)
- {
- }
- void cpuctrl_deinit(void)
- {
- }
- void set_FCLK(unsigned MHZ)
- {
- }
- void Disable_940(void)
- {
- }
- void gp2x_video_wait_vsync(void)
- {
- }
- void set_RAM_Timings(int tRC, int tRAS, int tWR, int tMRD, int tRFC, int tRP, int tRCD)
- {
- }
- void set_gamma(int g100, int A_SNs_curve)
- {
- }
- void set_LCD_custom_rate(int rate)
- {
- }
- void unset_LCD_custom_rate(void)
- {
- }
- /* squidgehack.c */
- int mmuhack(void)
- {
- return 0;
- }
- int mmuunhack(void)
- {
- return 0;
- }
- /* misc */
- void spend_cycles(int c)
- {
- usleep(c/200);
- }
- /* lprintf */
- void lprintf(const char *fmt, ...)
- {
- va_list vl;
- va_start(vl, fmt);
- vprintf(fmt, vl);
- va_end(vl);
- }
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