-/* faking/emulating gp2x.c by using gtk */
+/* faking/emulating gp2x 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 <sys/ioctl.h>
-#include <sys/soundcard.h>
#include <fcntl.h>
#include <errno.h>
#include "../gp2x/emu.h"
-#include "../gp2x/gp2x.h"
-#include "../gp2x/usbjoy.h"
+//#include "../gp2x/gp2x.h"
#include "../gp2x/version.h"
+#include "../common/emu.h"
+#include "sndout_oss.h"
-void *gp2x_screen;
+#include "log_io.h"
+
+unsigned long current_keys = 0;
static int current_bpp = 8;
static int current_pal[256];
-static unsigned long current_keys = 0;
-static int sounddev = 0, mixerdev = 0;
static const char *verstring = "PicoDrive " VERSION;
+static int scr_changed = 0, scr_w = SCREEN_WIDTH, scr_h = SCREEN_HEIGHT;
// dummies
-char *ext_menu = 0, *ext_state = 0;
+int mix_32_to_16l_level;
/* gtk */
struct gtk_global_struct
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)
{
switch (event->hardware_keycode)
{
+ case 111:
case 0x62: current_keys |= GP2X_UP; break;
+ case 116:
case 0x68: current_keys |= GP2X_DOWN; break;
+ case 113:
case 0x64: current_keys |= GP2X_LEFT; break;
+ case 114:
case 0x66: current_keys |= GP2X_RIGHT; break;
case 0x24: current_keys |= GP2X_START; break; // enter
case 0x23: current_keys |= GP2X_SELECT;break; // ]
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;
{
switch (event->hardware_keycode)
{
+ case 111:
case 0x62: current_keys &= ~GP2X_UP; break;
+ case 116:
case 0x68: current_keys &= ~GP2X_DOWN; break;
+ case 113:
case 0x64: current_keys &= ~GP2X_LEFT; break;
+ case 114:
case 0x66: current_keys &= ~GP2X_RIGHT; break;
case 0x24: current_keys &= ~GP2X_START; break; // enter
case 0x23: current_keys &= ~GP2X_SELECT;break; // ]
return 0;
}
-static void *gtk_threadf(void *none)
+static void size_allocate_event(GtkWidget *widget, GtkAllocation *allocation, gpointer user_data)
{
- gtk_main();
-
- printf("linux: gtk thread finishing\n");
- engineState = PGS_Quit;
-
- return NULL;
+ // printf("%dx%d\n", allocation->width, allocation->height);
+ if (scr_w != allocation->width - 2 || scr_h != allocation->height - 2) {
+ scr_w = allocation->width - 2;
+ scr_h = allocation->height - 2;
+ scr_changed = 1;
+ }
}
-static void gtk_initf(void)
+static void *gtk_threadf(void *targ)
{
int argc = 0;
char *argv[] = { "" };
GtkWidget *box;
- pthread_t gtk_thread;
+ sem_t *sem = targ;
g_thread_init (NULL);
gdk_threads_init ();
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);
+ g_signal_connect (G_OBJECT (gtk_items.window), "size_allocate",
+ G_CALLBACK (size_allocate_event), NULL);
+
+ gtk_container_set_border_width (GTK_CONTAINER (gtk_items.window), 1);
gtk_window_set_title ((GtkWindow *) gtk_items.window, verstring);
box = gtk_hbox_new(FALSE, 0);
gtk_widget_show (gtk_items.window);
- // pthread_mutex_init (&thr_mutex, NULL);
- // pthread_mutex_lock (&thr_mutex);
- // pthread_mutex_init (&scanner_muttex, NULL);
+ 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);
- pthread_create(>k_thread, NULL, gtk_threadf, NULL);
+ sem_wait(&sem);
+ sem_close(&sem);
}
void finalize_image(guchar *pixels, gpointer data)
/* --- */
-void gp2x_init(void)
+static void realloc_screen(void)
+{
+ void *old = g_screen_ptr;
+ g_screen_width = scr_w;
+ g_screen_height = scr_h;
+ g_screen_ptr = calloc(g_screen_width * g_screen_height * 2, 1);
+ free(old);
+ scr_changed = 0;
+}
+
+void plat_init(void)
{
printf("entering init()\n"); fflush(stdout);
- gp2x_screen = malloc(320*240*2 + 320*2);
+ realloc_screen();
+ memset(g_screen_ptr, 0, g_screen_width * g_screen_height * 2);
// snd
- mixerdev = open("/dev/mixer", O_RDWR);
- if (mixerdev == -1)
- printf("open(\"/dev/mixer\") failed with %i\n", errno);
+ sndout_oss_init();
gtk_initf();
- gp2x_usbjoy_init();
-
printf("exitting init()\n"); fflush(stdout);
}
-void gp2x_deinit(void)
+void plat_finish(void)
{
- free(gp2x_screen);
- if (sounddev > 0) close(sounddev);
- close(mixerdev);
- gp2x_usbjoy_deinit();
+ free(g_screen_ptr);
+ sndout_oss_exit();
}
/* video */
{
GdkPixbuf *pixbuf;
unsigned char *image;
- int i;
+ int pixel_count, i;
+
+ pixel_count = g_screen_width * g_screen_height;
gdk_threads_enter();
- image = malloc (320*240*3);
+ image = malloc(pixel_count * 3);
if (image == NULL)
{
gdk_threads_leave();
if (current_bpp == 8)
{
- unsigned char *pixels = gp2x_screen;
+ unsigned char *pixels = g_screen_ptr;
int pix;
- for (i = 0; i < 320*240; i++)
+ for (i = 0; i < pixel_count; i++)
{
pix = current_pal[pixels[i]];
image[3 * i + 0] = pix >> 16;
}
else
{
- unsigned short *pixels = gp2x_screen;
+ unsigned short *pixels = g_screen_ptr;
- for (i = 0; i < 320*240; i++)
+ for (i = 0; i < pixel_count; i++)
{
/* in: rrrr rggg gggb bbbb */
/* out: rrrr r000 gggg gg00 bbbb b000 */
}
pixbuf = gdk_pixbuf_new_from_data (image, GDK_COLORSPACE_RGB,
- FALSE, 8, 320, 240, 320*3, finalize_image, NULL);
+ 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();
-}
-void gp2x_video_changemode(int bpp)
-{
- current_bpp = bpp;
-}
-
-void gp2x_video_setpalette(int *pal, int len)
-{
- memcpy(current_pal, pal, len*4);
+ if (scr_changed)
+ realloc_screen();
}
-void gp2x_video_RGB_setscaling(int W, int H)
+void gp2x_video_flip2(void)
{
+ gp2x_video_flip();
}
-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)
+void gp2x_video_changemode(int bpp)
{
- memset((char *)gp2x_screen + offset, byte, len);
+ current_bpp = bpp;
}
-
-/* sound */
-static int s_oldrate = 0, s_oldbits = 0, s_oldstereo = 0;
-
-void gp2x_start_sound(int rate, int bits, int stereo)
+void gp2x_video_changemode2(int bpp)
{
- int frag = 0, bsize, buffers;
-
- // if no settings change, we don't need to do anything
- if (rate == s_oldrate && s_oldbits == bits && s_oldstereo == stereo) return;
-
- if (sounddev > 0) close(sounddev);
- sounddev = open("/dev/dsp", O_WRONLY|O_ASYNC);
- if (sounddev == -1)
- printf("open(\"/dev/dsp\") failed with %i\n", errno);
-
- ioctl(sounddev, SNDCTL_DSP_SPEED, &rate);
- ioctl(sounddev, SNDCTL_DSP_SETFMT, &bits);
- ioctl(sounddev, SNDCTL_DSP_STEREO, &stereo);
- // calculate buffer size
- buffers = 16;
- bsize = rate / 32;
- if (rate > 22050) { bsize*=4; buffers*=2; } // 44k mode seems to be very demanding
- while ((bsize>>=1)) frag++;
- frag |= buffers<<16; // 16 buffers
- ioctl(sounddev, SNDCTL_DSP_SETFRAGMENT, &frag);
- printf("gp2x_set_sound: %i/%ibit/%s, %i buffers of %i bytes\n",
- rate, bits, stereo?"stereo":"mono", frag>>16, 1<<(frag&0xffff));
-
- s_oldrate = rate; s_oldbits = bits; s_oldstereo = stereo;
+ current_bpp = bpp;
}
-void gp2x_sound_write(void *buff, int len)
+void gp2x_video_setpalette(int *pal, int len)
{
- write(sounddev, buff, len);
+ memcpy(current_pal, pal, len*4);
}
-void gp2x_sound_sync(void)
+void gp2x_video_RGB_setscaling(int v_offs, int W, int H)
{
- ioctl(sounddev, SOUND_PCM_SYNC, 0);
}
-void gp2x_sound_volume(int l, int r)
+void gp2x_memset_all_buffers(int offset, int byte, int len)
{
- l=l<0?0:l; l=l>255?255:l; r=r<0?0:r; r=r>255?255:r;
- l<<=8; l|=r;
- ioctl(mixerdev, SOUND_MIXER_WRITE_PCM, &l); /*SOUND_MIXER_WRITE_VOLUME*/
+ memset((char *)g_screen_ptr + offset, byte, len);
}
/* joy */
-unsigned long gp2x_joystick_read(int allow_usb_joy)
+int gp2x_touchpad_read(int *x, int *y)
{
- unsigned long value = current_keys;
- int i;
-
- if (allow_usb_joy && num_of_joys > 0) {
- // check the usb joy as well..
- gp2x_usbjoy_update();
- for (i = 0; i < num_of_joys; i++)
- value |= gp2x_usbjoy_check(i);
- }
-
- return value;
+ return -1;
}
/* 940 */
int crashed_940 = 0;
-void Pause940(int yes)
+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 reset940(int yes, int bank)
{
}
{
}
-void set_RAM_Timings(int tRC, int tRAS, int tWR, int tMRD, int tRFC, int tRP, int tRCD)
-{
-}
-
-void set_gamma(int g100)
+void set_gamma(int g100, int A_SNs_curve)
{
}
-
-/* squidgehack.c */
-int mmuhack(void)
+void set_lcd_custom_rate(int rate)
{
- return 0;
}
-
-int mmuunhack(void)
+void unset_lcd_custom_rate(void)
{
- return 0;
}
-
/* misc */
void spend_cycles(int c)
{
- usleep(c/*/200*/);
+ usleep(c/200);
}
+/* lprintf */
+void lprintf(const char *fmt, ...)
+{
+ va_list vl;
+ va_start(vl, fmt);
+ vprintf(fmt, vl);
+ va_end(vl);
+}