From c3a8237644a7cef891455d57a12ed2a589c6151e Mon Sep 17 00:00:00 2001 From: notaz Date: Sat, 22 Aug 2009 20:56:54 +0000 Subject: [PATCH] replace gtk frontend with xlib git-svn-id: file:///home/notaz/opt/svn/PicoDrive@757 be3aeb3a-fb24-0410-a615-afba39da0efa --- platform/linux/Makefile | 11 +- platform/linux/gp2x.c | 263 +++++++++++++++++++++++----------------- 2 files changed, 152 insertions(+), 122 deletions(-) diff --git a/platform/linux/Makefile b/platform/linux/Makefile index c68595c4..b9254507 100644 --- a/platform/linux/Makefile +++ b/platform/linux/Makefile @@ -16,12 +16,7 @@ CFLAGS = -ggdb -Wall -falign-functions=2 endif DEFINES = _UNZIP_SUPPORT IO_STATS IN_EVDEV CFLAGS += -I../.. -I. - -# gtk -CFLAGS += `pkg-config --cflags gtk+-2.0` -LDFLAGS += `pkg-config --libs gtk+-2.0` -CFLAGS += `pkg-config --cflags gthread-2.0` -LDFLAGS += `pkg-config --libs gthread-2.0` +LDFLAGS += -lX11 -lpthread # frontend OBJS += platform/gp2x/emu.o blit.o in_evdev.o plat.o sndout_oss.o gp2x.o log_io.o @@ -134,10 +129,6 @@ cpu/mz80/mz80.o : ../../cpu/mz80/mz80.asm $(CC) $(CFLAGS) -c $< -o $@ -#pico/sound/ym2612.o : ../../pico/sound/ym2612.c -# @echo ">>>" $@ -# $(CC) $(CFLAGS) -c $< -o $@ - cpu/fame/famec.o : ../../cpu/fame/famec.c ../../cpu/fame/famec_opcodes.h @echo ">>>" $< $(CC) $(CFLAGS) -Wno-unused -c $< -o $@ diff --git a/platform/linux/gp2x.c b/platform/linux/gp2x.c index c00671aa..17b294a9 100644 --- a/platform/linux/gp2x.c +++ b/platform/linux/gp2x.c @@ -1,10 +1,10 @@ -/* faking/emulating gp2x by using gtk */ +/* faking/emulating gp2x by using xlib */ #include #include #include +#include #include #include -#include #include #include @@ -33,33 +33,15 @@ 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; -} - -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; @@ -88,13 +70,11 @@ static gint key_press_event (GtkWidget *widget, GdkEventKey *event) 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; @@ -116,90 +96,162 @@ static gint key_release_event (GtkWidget *widget, GdkEventKey *event) 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 +#include + +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); - if (scr_w != allocation->width - 2 || scr_h != allocation->height - 2) { - 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 | + ButtonPressMask | + 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); } /* --- */ @@ -221,20 +273,14 @@ static void realloc_screen(void) /* gp2x/emu.c stuff, most to be rm'd */ static void gp2x_video_flip_(void) { - GdkPixbuf *pixbuf; - unsigned char *image; - int pixel_count, i; - - pixel_count = g_screen_width * g_screen_height; - - gdk_threads_enter(); + unsigned int *image; + int pixel_count, i; - image = malloc(pixel_count * 3); - if (image == NULL) - { - gdk_threads_leave(); + if (ximage == NULL) return; - } + + pixel_count = g_screen_width * g_screen_height; + image = (void *)ximage->data; if (current_bpp == 8) { @@ -244,9 +290,7 @@ static void gp2x_video_flip_(void) 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 @@ -257,22 +301,17 @@ static void gp2x_video_flip_(void) { /* 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)); + } } static void gp2x_video_changemode_ll_(int bpp) @@ -365,7 +404,7 @@ void plat_init(void) // snd sndout_oss_init(); - gtk_initf(); + xlib_init(); } void plat_finish(void) -- 2.39.5