-/* faking/emulating gp2x.c by using gtk */
+/* faking/emulating gp2x by using xlib */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <stdarg.h>
#include <pthread.h>
#include <semaphore.h>
-#include <gtk/gtk.h>
#include <unistd.h>
#include <sys/types.h>
#include <fcntl.h>
#include <errno.h>
-#include "../gp2x/emu.h"
-#include "../gp2x/gp2x.h"
#include "../gp2x/version.h"
#include "../common/emu.h"
+#include "../common/menu.h"
+#include "../common/readpng.h"
#include "sndout_oss.h"
#include "log_io.h"
static int current_pal[256];
static const char *verstring = "PicoDrive " VERSION;
static int scr_changed = 0, scr_w = SCREEN_WIDTH, scr_h = SCREEN_HEIGHT;
+void *gp2x_screens[4];
// dummies
-char *ext_menu = 0, *ext_state = 0;
int mix_32_to_16l_level;
+int crashed_940 = 0;
+int default_cpu_clock = 123;
+void *gp2x_memregs = NULL;
-/* gtk */
-struct gtk_global_struct
-{
- GtkWidget *window;
- GtkWidget *pixmap1;
-} gtk_items;
-
-
-static gboolean delete_event (GtkWidget *widget, GdkEvent *event, gpointer data)
-{
- return FALSE;
-}
+/* ifndef is for qemu build without video out */
+#ifndef ARM
-static void destroy (GtkWidget *widget, gpointer data)
-{
- gtk_main_quit ();
-}
+/* faking GP2X pad */
+enum { GP2X_UP=0x1, GP2X_LEFT=0x4, GP2X_DOWN=0x10, GP2X_RIGHT=0x40,
+ GP2X_START=1<<8, GP2X_SELECT=1<<9, GP2X_L=1<<10, GP2X_R=1<<11,
+ GP2X_A=1<<12, GP2X_B=1<<13, GP2X_X=1<<14, GP2X_Y=1<<15,
+ GP2X_VOL_UP=1<<23, GP2X_VOL_DOWN=1<<22, GP2X_PUSH=1<<27 };
-static gint key_press_event (GtkWidget *widget, GdkEventKey *event)
+static void key_press_event(int keycode)
{
- switch (event->hardware_keycode)
+ switch (keycode)
{
case 111:
case 0x62: current_keys |= GP2X_UP; break;
break;
}
}
-
- return 0;
}
-static gint key_release_event (GtkWidget *widget, GdkEventKey *event)
+static void key_release_event(int keycode)
{
- switch (event->hardware_keycode)
+ switch (keycode)
{
case 111:
case 0x62: current_keys &= ~GP2X_UP; break;
case 0x18: current_keys &= ~GP2X_VOL_DOWN;break; // q
case 0x19: current_keys &= ~GP2X_VOL_UP;break; // w
}
-
- return 0;
}
-static void size_allocate_event(GtkWidget *widget, GtkAllocation *allocation, gpointer user_data)
+/* --- */
+
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+
+static Display *xlib_display;
+static Window xlib_window;
+static XImage *ximage;
+
+static void ximage_realloc(Display *display, Visual *visual)
{
- // printf("%dx%d\n", allocation->width, allocation->height);
- scr_w = allocation->width - 2;
- scr_h = allocation->height - 2;
- scr_changed = 1;
+ void *xlib_screen;
+
+ XLockDisplay(xlib_display);
+
+ if (ximage != NULL)
+ XDestroyImage(ximage);
+ ximage = NULL;
+
+ xlib_screen = calloc(scr_w * scr_h, 4);
+ if (xlib_screen != NULL)
+ ximage = XCreateImage(display, visual, 24, ZPixmap, 0,
+ xlib_screen, scr_w, scr_h, 32, 0);
+ if (ximage == NULL)
+ fprintf(stderr, "failed to alloc ximage\n");
+
+ XUnlockDisplay(xlib_display);
}
-static void *gtk_threadf(void *targ)
+static void xlib_update(void)
{
- 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);
+ Status xstatus;
- /* 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);
+ XLockDisplay(xlib_display);
- g_signal_connect (G_OBJECT (gtk_items.window), "destroy",
- G_CALLBACK (destroy), NULL);
+ xstatus = XPutImage(xlib_display, xlib_window, DefaultGC(xlib_display, 0), ximage,
+ 0, 0, 0, 0, g_screen_width, g_screen_height);
+ if (xstatus != 0)
+ fprintf(stderr, "XPutImage %d\n", xstatus);
- g_signal_connect (G_OBJECT (gtk_items.window), "key_press_event",
- G_CALLBACK (key_press_event), NULL);
+ XUnlockDisplay(xlib_display);
+}
- g_signal_connect (G_OBJECT (gtk_items.window), "key_release_event",
- G_CALLBACK (key_release_event), NULL);
+static void *xlib_threadf(void *targ)
+{
+ unsigned int width, height, display_width, display_height;
+ sem_t *sem = targ;
+ XTextProperty windowName;
+ Window win;
+ XEvent report;
+ Display *display;
+ Visual *visual;
+ int screen;
- g_signal_connect (G_OBJECT (gtk_items.window), "size_allocate",
- G_CALLBACK (size_allocate_event), NULL);
+ XInitThreads();
- gtk_container_set_border_width (GTK_CONTAINER (gtk_items.window), 1);
- gtk_window_set_title ((GtkWindow *) gtk_items.window, verstring);
+ xlib_display = display = XOpenDisplay(NULL);
+ if (display == NULL)
+ {
+ fprintf(stderr, "cannot connect to X server %s\n",
+ XDisplayName(NULL));
+ sem_post(sem);
+ return NULL;
+ }
- box = gtk_hbox_new(FALSE, 0);
- gtk_widget_show(box);
- gtk_container_add (GTK_CONTAINER (gtk_items.window), box);
+ visual = DefaultVisual(display, 0);
+ if (visual->class != TrueColor)
+ {
+ fprintf(stderr, "cannot handle non true color visual\n");
+ XCloseDisplay(display);
+ sem_post(sem);
+ return NULL;
+ }
- /* 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);
+ printf("X vendor: %s, rel: %d, display: %s, protocol ver: %d.%d\n", ServerVendor(display),
+ VendorRelease(display), DisplayString(display), ProtocolVersion(display),
+ ProtocolRevision(display));
- gtk_widget_show (gtk_items.window);
+ screen = DefaultScreen(display);
+ ximage_realloc(display, visual);
sem_post(sem);
- gtk_main();
+ display_width = DisplayWidth(display, screen);
+ display_height = DisplayHeight(display, screen);
- printf("linux: gtk thread finishing\n");
- exit(1);
+ xlib_window = win = XCreateSimpleWindow(display,
+ RootWindow(display, screen),
+ display_width / 2 - scr_w / 2,
+ display_height / 2 - scr_h / 2,
+ scr_w + 2, scr_h + 2, 1,
+ BlackPixel(display, screen),
+ BlackPixel(display, screen));
- return NULL;
-}
+ XStringListToTextProperty((char **)&verstring, 1, &windowName);
+ XSetWMName(display, win, &windowName);
-static void gtk_initf(void)
-{
- pthread_t gtk_thread;
- sem_t sem;
- sem_init(&sem, 0, 0);
+ XSelectInput(display, win, ExposureMask |
+ KeyPressMask | KeyReleaseMask |
+ StructureNotifyMask);
- pthread_create(>k_thread, NULL, gtk_threadf, &sem);
- pthread_detach(gtk_thread);
+ XMapWindow(display, win);
- sem_wait(&sem);
- sem_close(&sem);
+ while (1)
+ {
+ XNextEvent(display, &report);
+ switch (report.type)
+ {
+ case Expose:
+ while (XCheckTypedEvent(display, Expose, &report))
+ ;
+ xlib_update();
+ break;
+
+ case ConfigureNotify:
+ width = report.xconfigure.width;
+ height = report.xconfigure.height;
+ if (scr_w != width - 2 || scr_h != height - 2) {
+ scr_w = width - 2;
+ scr_h = height - 2;
+ scr_changed = 1;
+ }
+ break;
+
+ case ButtonPress:
+ break;
+
+ case KeyPress:
+ key_press_event(report.xkey.keycode);
+ break;
+
+ case KeyRelease:
+ key_release_event(report.xkey.keycode);
+ break;
+
+ default:
+ break;
+ }
+ }
}
-void finalize_image(guchar *pixels, gpointer data)
+static void xlib_init(void)
{
- free(pixels);
+ pthread_t x_thread;
+ sem_t xlib_sem;
+
+ sem_init(&xlib_sem, 0, 0);
+
+ pthread_create(&x_thread, NULL, xlib_threadf, &xlib_sem);
+ pthread_detach(x_thread);
+
+ sem_wait(&xlib_sem);
+ sem_destroy(&xlib_sem);
}
+#endif // !ARM
/* --- */
static void realloc_screen(void)
{
void *old = g_screen_ptr;
+ int i;
g_screen_width = scr_w;
g_screen_height = scr_h;
- g_screen_ptr = malloc(g_screen_width * g_screen_height * 2);
+ g_screen_ptr = calloc(g_screen_width * g_screen_height * 2, 1);
free(old);
scr_changed = 0;
-}
-
-void gp2x_init(void)
-{
- printf("entering init()\n"); fflush(stdout);
-
- realloc_screen();
- memset(g_screen_ptr, 0, g_screen_width * g_screen_height * 2);
- // snd
- sndout_oss_init();
-
- gtk_initf();
-
- printf("exitting init()\n"); fflush(stdout);
+ for (i = 0; i < 4; i++)
+ gp2x_screens[i] = g_screen_ptr;
}
-void gp2x_deinit(void)
+/* gp2x/emu.c stuff, most to be rm'd */
+static void gp2x_video_flip_(void)
{
- free(g_screen_ptr);
- sndout_oss_exit();
-}
+#ifndef ARM
+ unsigned int *image;
+ int pixel_count, i;
-/* video */
-void gp2x_video_flip(void)
-{
- GdkPixbuf *pixbuf;
- unsigned char *image;
- int pixel_count, i;
+ if (ximage == NULL)
+ return;
pixel_count = g_screen_width * g_screen_height;
-
- gdk_threads_enter();
-
- image = malloc(pixel_count * 3);
- if (image == NULL)
- {
- gdk_threads_leave();
- return;
- }
+ image = (void *)ximage->data;
if (current_bpp == 8)
{
for (i = 0; i < pixel_count; i++)
{
pix = current_pal[pixels[i]];
- image[3 * i + 0] = pix >> 16;
- image[3 * i + 1] = pix >> 8;
- image[3 * i + 2] = pix;
+ image[i] = pix;
}
}
else
{
/* 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);
+ image[i] = (pixels[i] << 8) & 0xf80000;
+ image[i] |= (pixels[i] << 5) & 0x00fc00;
+ image[i] |= (pixels[i] << 3) & 0x0000f8;
}
}
+ xlib_update();
- pixbuf = gdk_pixbuf_new_from_data (image, GDK_COLORSPACE_RGB,
- FALSE, 8, g_screen_width, g_screen_height,
- g_screen_width * 3, finalize_image, NULL);
- gtk_image_set_from_pixbuf (GTK_IMAGE (gtk_items.pixmap1), pixbuf);
- g_object_unref (pixbuf);
-
- gdk_threads_leave();
-
- if (scr_changed)
+ if (scr_changed) {
realloc_screen();
+ ximage_realloc(xlib_display, DefaultVisual(xlib_display, 0));
+ }
+#endif
}
-void gp2x_video_flip2(void)
-{
- gp2x_video_flip();
-}
-
-void gp2x_video_changemode(int bpp)
+static void gp2x_video_changemode_ll_(int bpp)
{
current_bpp = bpp;
}
-void gp2x_video_changemode2(int bpp)
+static void gp2x_video_setpalette_(int *pal, int len)
{
- current_bpp = bpp;
+ memcpy(current_pal, pal, len*4);
}
-void gp2x_video_setpalette(int *pal, int len)
+void gp2x_memcpy_all_buffers(void *data, int offset, int len)
{
- memcpy(current_pal, pal, len*4);
}
-void gp2x_video_flush_cache(void)
+void gp2x_memset_all_buffers(int offset, int byte, int len)
{
+ memset((char *)g_screen_ptr + offset, byte, len);
}
-void gp2x_video_RGB_setscaling(int v_offs, int W, int H)
+void gp2x_video_changemode(int bpp)
{
+ gp2x_video_changemode_ll_(bpp);
}
-void gp2x_memcpy_buffers(int buffers, void *data, int offset, int len)
+void gp2x_make_fb_bufferable(int yes)
{
- if ((char *)g_screen_ptr + offset != data)
- memcpy((char *)g_screen_ptr + offset, data, len);
}
-void gp2x_memcpy_all_buffers(void *data, int offset, int len)
+int soc_detect(void)
{
- memcpy((char *)g_screen_ptr + offset, data, len);
+ return 0;
}
+/* plat */
+static char menu_bg_buffer[320*240*2];
+char cpu_clk_name[16] = "GP2X CPU clocks";
-void gp2x_memset_all_buffers(int offset, int byte, int len)
+void plat_video_menu_enter(int is_rom_loaded)
{
- memset((char *)g_screen_ptr + offset, byte, len);
-}
+ if (is_rom_loaded)
+ {
+ // darken the active framebuffer
+ memset(g_screen_ptr, 0, 320*8*2);
+ menu_darken_bg((char *)g_screen_ptr + 320*8*2, 320*224, 1);
+ memset((char *)g_screen_ptr + 320*232*2, 0, 320*8*2);
+ }
+ else
+ {
+ char buff[256];
-void gp2x_pd_clone_buffer2(void)
-{
- memset(g_screen_ptr, 0, g_screen_width * g_screen_height * 2);
-}
+ // should really only happen once, on startup..
+ emu_make_path(buff, "skin/background.png", sizeof(buff));
+ if (readpng(g_screen_ptr, buff, READPNG_BG) < 0)
+ memset(g_screen_ptr, 0, 320*240*2);
+ }
-/* joy */
-unsigned long gp2x_joystick_read(int allow_usb_joy)
-{
- return current_keys;
-}
+ memcpy(menu_bg_buffer, g_screen_ptr, 320*240*2);
-int gp2x_touchpad_read(int *x, int *y)
-{
- return -1;
+ // switch to 16bpp
+ gp2x_video_changemode_ll_(16);
+ gp2x_video_flip_();
}
-/* 940 */
-int crashed_940 = 0;
-void Pause940(int yes)
+void plat_video_menu_begin(void)
{
+ memcpy(g_screen_ptr, menu_bg_buffer, 320*240*2);
}
-void Reset940(int yes, int bank)
+void plat_video_menu_end(void)
{
+ gp2x_video_flip_();
}
-/* faking gp2x cpuctrl.c */
-void cpuctrl_init(void)
+void plat_validate_config(void)
{
+ extern int PicoOpt;
+// PicoOpt &= ~POPT_EXT_FM;
+ PicoOpt &= ~(1<<17); // POPT_EN_SVP_DRC
}
-void cpuctrl_deinit(void)
+void plat_early_init(void)
{
}
-void set_FCLK(unsigned MHZ)
+void plat_init(void)
{
-}
+ realloc_screen();
+ memset(g_screen_ptr, 0, g_screen_width * g_screen_height * 2);
-void Disable_940(void)
-{
+ // snd
+ sndout_oss_init();
+
+#ifndef ARM
+ xlib_init();
+#endif
}
-void gp2x_video_wait_vsync(void)
+void plat_finish(void)
{
+ free(g_screen_ptr);
+ sndout_oss_exit();
}
-void set_RAM_Timings(int tRC, int tRAS, int tWR, int tMRD, int tRFC, int tRP, int tRCD)
+/* nasty */
+static void do_nothing()
{
}
-void set_gamma(int g100, int A_SNs_curve)
+void *gp2x_video_flip = gp2x_video_flip_;
+void *gp2x_video_flip2 = gp2x_video_flip_;
+void *gp2x_video_changemode_ll = gp2x_video_changemode_ll_;
+void *gp2x_video_setpalette = gp2x_video_setpalette_;
+
+void *gp2x_video_RGB_setscaling = do_nothing;
+void *gp2x_video_wait_vsync = do_nothing;
+void *gp2x_set_cpuclk = do_nothing;
+void *gp2x_read_battery = do_nothing;
+void *set_lcd_custom_rate = do_nothing;
+void *unset_lcd_custom_rate = do_nothing;
+void *set_lcd_gamma = do_nothing;
+void *set_ram_timings = do_nothing;
+void *unset_ram_timings = do_nothing;
+
+/* joy */
+int gp2x_touchpad_read(int *x, int *y)
{
+ return -1;
}
-void set_LCD_custom_rate(int rate)
+/* misc */
+void spend_cycles(int c)
{
+ usleep(c/200);
}
-void unset_LCD_custom_rate(void)
+int mp3_get_bitrate(FILE *f, int size)
{
+ return 128;
}
-/* squidgehack.c */
-int mmuhack(void)
+void mp3_start_play(FILE *f, int pos)
{
- return 0;
}
-
-int mmuunhack(void)
+void mp3_update(int *buffer, int length, int stereo)
{
- return 0;
}
-
-/* misc */
-void spend_cycles(int c)
+void cache_flush_d_inval_i()
{
- usleep(c/200);
}
/* lprintf */