X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=linux%2Fgp2x.c;h=a22e079f1b4ca740405d78299e5cea8b7393ce8f;hb=82abf46f3db8ade517881c03327bdbc0de848eb2;hp=ef21a675533f7700dc2e8a41eead1d3c20bf4e7d;hpb=3f2aaff20c940e90e970c008e56f5253d494a92c;p=libpicofe.git diff --git a/linux/gp2x.c b/linux/gp2x.c index ef21a67..a22e079 100644 --- a/linux/gp2x.c +++ b/linux/gp2x.c @@ -9,24 +9,22 @@ #include #include #include -#include -#include #include #include #include "../gp2x/emu.h" #include "../gp2x/gp2x.h" -#include "../gp2x/usbjoy.h" #include "../gp2x/version.h" +#include "../common/emu.h" +#include "sndout_oss.h" #include "log_io.h" -void *gp2x_screen; +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; @@ -50,13 +48,23 @@ 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) { 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; // ] @@ -85,9 +93,13 @@ static gint key_release_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; // ] @@ -105,6 +117,16 @@ static gint key_release_event (GtkWidget *widget, GdkEventKey *event) return 0; } +static void size_allocate_event(GtkWidget *widget, GtkAllocation *allocation, gpointer user_data) +{ + // 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_threadf(void *targ) { int argc = 0; @@ -131,7 +153,10 @@ static void *gtk_threadf(void *targ) 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); @@ -176,31 +201,35 @@ void finalize_image(guchar *pixels, gpointer data) /* --- */ +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 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); + 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) { - free(gp2x_screen); - if (sounddev > 0) close(sounddev); - close(mixerdev); - gp2x_usbjoy_deinit(); + free(g_screen_ptr); + sndout_oss_exit(); } /* video */ @@ -208,11 +237,13 @@ void gp2x_video_flip(void) { 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(); @@ -221,10 +252,10 @@ void gp2x_video_flip(void) 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; @@ -234,9 +265,9 @@ void gp2x_video_flip(void) } 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 */ @@ -247,11 +278,15 @@ void gp2x_video_flip(void) } 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(); + + if (scr_changed) + realloc_screen(); } void gp2x_video_flip2(void) @@ -284,90 +319,27 @@ 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); + 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) { - memcpy((char *)gp2x_screen + offset, data, len); + memcpy((char *)g_screen_ptr + offset, data, len); } void gp2x_memset_all_buffers(int offset, int byte, int len) { - memset((char *)gp2x_screen + offset, byte, len); + memset((char *)g_screen_ptr + offset, byte, len); } void gp2x_pd_clone_buffer2(void) { - memset(gp2x_screen, 0, 320*240*2); -} - -/* sound */ -static int s_oldrate = 0, s_oldbits = 0, s_oldstereo = 0; - -void gp2x_start_sound(int rate, int bits, int stereo) -{ - 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; -} - -void gp2x_sound_write(void *buff, int len) -{ - write(sounddev, buff, len); -} - -void gp2x_sound_sync(void) -{ - ioctl(sounddev, SOUND_PCM_SYNC, 0); -} - -void gp2x_sound_volume(int l, int r) -{ - 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(g_screen_ptr, 0, g_screen_width * g_screen_height * 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.. - gp2x_usbjoy_update(); - for (i = 0; i < num_of_joys; i++) - value |= gp2x_usbjoy_check(i); - } - - return value; -} - int gp2x_touchpad_read(int *x, int *y) { return -1;