/*
* QEMU SDL display driver
- *
+ *
* Copyright (c) 2003 Fabrice Bellard
- *
+ *
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
-#include "qemu-common.h"
-#include "console.h"
-#include "sysemu.h"
+#include "vl.h"
#include <SDL.h>
#include <signal.h>
#endif
+#ifdef CONFIG_OPENGL
+#include <SDL_opengl.h>
+#endif
+
static SDL_Surface *screen;
+static SDL_Surface *shared = NULL;
static int gui_grab; /* if true, all keyboard/mouse events are grabbed */
static int last_vm_running;
static int gui_saved_grab;
static int gui_fullscreen;
-static int gui_noframe;
static int gui_key_modifier_pressed;
static int gui_keysym;
static int gui_fullscreen_initial_grab;
static SDL_Cursor *sdl_cursor_normal;
static SDL_Cursor *sdl_cursor_hidden;
static int absolute_enabled = 0;
-static int guest_cursor = 0;
-static int guest_x, guest_y;
-static SDL_Cursor *guest_sprite = 0;
+static int opengl_enabled;
+
+#ifdef CONFIG_OPENGL
+static GLint tex_format;
+static GLint tex_type;
+static GLuint texture_ref = 0;
+static GLint gl_format;
+
+static void opengl_setdata(DisplayState *ds, void *pixels)
+{
+ glEnable(GL_TEXTURE_RECTANGLE_ARB);
+ glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
+ glClearColor(0, 0, 0, 0);
+ glDisable(GL_BLEND);
+ glDisable(GL_LIGHTING);
+ glDisable(GL_DEPTH_TEST);
+ glDepthMask(GL_FALSE);
+ glDisable(GL_CULL_FACE);
+ glViewport( 0, 0, screen->w, screen->h);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glOrtho(0, screen->w, screen->h, 0, -1,1);
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glClear(GL_COLOR_BUFFER_BIT);
+ ds->data = pixels;
+
+ if (texture_ref) {
+ glDeleteTextures(1, &texture_ref);
+ texture_ref = 0;
+ }
+
+ glGenTextures(1, &texture_ref);
+ glBindTexture(GL_TEXTURE_RECTANGLE_ARB, texture_ref);
+ glPixelStorei(GL_UNPACK_LSB_FIRST, 1);
+ switch (ds->depth) {
+ case 8:
+ tex_format = GL_RGB;
+ tex_type = GL_UNSIGNED_BYTE_3_3_2;
+ glPixelStorei (GL_UNPACK_ALIGNMENT, 1);
+ break;
+ case 16:
+ tex_format = GL_RGB;
+ tex_type = GL_UNSIGNED_SHORT_5_6_5;
+ glPixelStorei (GL_UNPACK_ALIGNMENT, 2);
+ break;
+ case 24:
+ tex_format = GL_BGR;
+ tex_type = GL_UNSIGNED_BYTE;
+ glPixelStorei (GL_UNPACK_ALIGNMENT, 1);
+ break;
+ case 32:
+ if (!ds->bgr) {
+ tex_format = GL_BGRA;
+ tex_type = GL_UNSIGNED_BYTE;
+ } else {
+ tex_format = GL_RGBA;
+ tex_type = GL_UNSIGNED_BYTE;
+ }
+ glPixelStorei (GL_UNPACK_ALIGNMENT, 4);
+ break;
+ }
+ glPixelStorei(GL_UNPACK_ROW_LENGTH, (ds->linesize * 8) / ds->depth);
+ glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, gl_format, ds->width, ds->height, 0, tex_format, tex_type, pixels);
+ glTexParameterf(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_PRIORITY, 1.0);
+ glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+ glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+ glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+ glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+ glBindTexture(GL_TEXTURE_RECTANGLE_ARB, 0);
+}
+
+static void opengl_update(DisplayState *ds, int x, int y, int w, int h)
+{
+ int bpp = ds->depth / 8;
+ GLvoid *pixels = ds->data + y * ds->linesize + x * bpp;
+ glBindTexture(GL_TEXTURE_RECTANGLE_ARB, texture_ref);
+ glPixelStorei(GL_UNPACK_ROW_LENGTH, ds->linesize / bpp);
+ glTexSubImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, x, y, w, h, tex_format, tex_type, pixels);
+ glBegin(GL_QUADS);
+ glTexCoord2d(0, 0);
+ glVertex2d(0, 0);
+ glTexCoord2d(ds->width, 0);
+ glVertex2d(screen->w, 0);
+ glTexCoord2d(ds->width, ds->height);
+ glVertex2d(screen->w, screen->h);
+ glTexCoord2d(0, ds->height);
+ glVertex2d(0, screen->h);
+ glEnd();
+ glBindTexture(GL_TEXTURE_RECTANGLE_ARB, 0);
+ SDL_GL_SwapBuffers();
+}
+#endif
static void sdl_update(DisplayState *ds, int x, int y, int w, int h)
{
// printf("updating x=%d y=%d w=%d h=%d\n", x, y, w, h);
- SDL_UpdateRect(screen, x, y, w, h);
+ if (shared) {
+ SDL_Rect rec;
+ rec.x = x;
+ rec.y = y;
+ rec.w = w;
+ rec.h = h;
+ SDL_BlitSurface(shared, &rec, screen, &rec);
+ }
+ SDL_Flip(screen);
}
-static void sdl_resize(DisplayState *ds, int w, int h)
+static void sdl_setdata(DisplayState *ds, void *pixels)
+{
+ uint32_t rmask, gmask, bmask, amask = 0;
+ switch (ds->depth) {
+ case 8:
+ rmask = 0x000000E0;
+ gmask = 0x0000001C;
+ bmask = 0x00000003;
+ break;
+ case 16:
+ rmask = 0x0000F800;
+ gmask = 0x000007E0;
+ bmask = 0x0000001F;
+ break;
+ case 24:
+ rmask = 0x00FF0000;
+ gmask = 0x0000FF00;
+ bmask = 0x000000FF;
+ break;
+ case 32:
+ rmask = 0x00FF0000;
+ gmask = 0x0000FF00;
+ bmask = 0x000000FF;
+ break;
+ default:
+ return;
+ }
+ shared = SDL_CreateRGBSurfaceFrom(pixels, width, height, ds->depth, ds->linesize, rmask , gmask, bmask, amask);
+ ds->data = pixels;
+}
+
+static void sdl_resize(DisplayState *ds, int w, int h, int linesize)
{
int flags;
// printf("resizing to %d %d\n", w, h);
- flags = SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL;
- if (gui_fullscreen)
- flags |= SDL_FULLSCREEN;
- if (gui_noframe)
- flags |= SDL_NOFRAME;
+#ifdef CONFIG_OPENGL
+ if (ds->shared_buf && opengl_enabled)
+ flags = SDL_OPENGL|SDL_RESIZABLE;
+ else
+#endif
+ flags = SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL|SDL_DOUBLEBUF|SDL_HWPALETTE;
+ if (gui_fullscreen) {
+ flags |= SDL_FULLSCREEN;
+ flags &= ~SDL_RESIZABLE;
+ }
+
width = w;
height = h;
again:
screen = SDL_SetVideoMode(w, h, 0, flags);
+
if (!screen) {
- fprintf(stderr, "Could not open SDL display\n");
+ fprintf(stderr, "Could not open SDL display: %s\n", SDL_GetError());
+ if (opengl_enabled) {
+ /* Fallback to SDL */
+ opengl_enabled = 0;
+ ds->dpy_update = sdl_update;
+ ds->dpy_setdata = sdl_setdata;
+ sdl_resize(ds, w, h, linesize);
+ return;
+ }
exit(1);
}
- if (!screen->pixels && (flags & SDL_HWSURFACE) && (flags & SDL_FULLSCREEN)) {
- flags &= ~SDL_HWSURFACE;
- goto again;
- }
- if (!screen->pixels) {
- fprintf(stderr, "Could not open SDL display\n");
- exit(1);
- }
- ds->data = screen->pixels;
- ds->linesize = screen->pitch;
- ds->depth = screen->format->BitsPerPixel;
- if (screen->format->Bshift > screen->format->Rshift) {
- ds->bgr = 1;
- } else {
- ds->bgr = 0;
+ if (!opengl_enabled) {
+ if (!screen->pixels && (flags & SDL_HWSURFACE) && (flags & SDL_FULLSCREEN)) {
+ flags &= ~SDL_HWSURFACE;
+ goto again;
+ }
+
+ if (!screen->pixels) {
+ fprintf(stderr, "Could not open SDL display: %s\n", SDL_GetError());
+ exit(1);
+ }
}
+
ds->width = w;
ds->height = h;
+ if (!ds->shared_buf) {
+ ds->depth = screen->format->BitsPerPixel;
+ if (ds->depth == 32 && screen->format->Rshift == 0) {
+ ds->bgr = 1;
+ } else {
+ ds->bgr = 0;
+ }
+ ds->data = screen->pixels;
+ ds->linesize = screen->pitch;
+ } else {
+ ds->linesize = linesize;
+#ifdef CONFIG_OPENGL
+ switch(screen->format->BitsPerPixel) {
+ case 8:
+ gl_format = GL_RGB;
+ break;
+ case 16:
+ gl_format = GL_RGB;
+ break;
+ case 24:
+ gl_format = GL_RGB;
+ break;
+ case 32:
+ if (!screen->format->Rshift)
+ gl_format = GL_BGRA;
+ else
+ gl_format = GL_RGBA;
+ break;
+ };
+#endif
+ }
+}
+
+static void sdl_colourdepth(DisplayState *ds, int depth)
+{
+ if (!depth || !ds->depth) return;
+ ds->shared_buf = 1;
+ ds->depth = depth;
+ ds->linesize = width * depth / 8;
+#ifdef CONFIG_OPENGL
+ if (opengl_enabled) {
+ ds->dpy_update = opengl_update;
+ ds->dpy_setdata = opengl_setdata;
+ }
+#endif
}
/* generic keyboard conversion */
static void sdl_update_caption(void)
{
char buf[1024];
- const char *status = "";
-
- if (!vm_running)
- status = " [Stopped]";
- else if (gui_grab) {
- if (!alt_grab)
- status = " - Press Ctrl-Alt to exit grab";
- else
- status = " - Press Ctrl-Alt-Shift to exit grab";
+ strcpy(buf, domain_name);
+ if (!vm_running) {
+ strcat(buf, " [Stopped]");
}
-
- if (qemu_name)
- snprintf(buf, sizeof(buf), "QEMU (%s)%s", qemu_name, status);
- else
- snprintf(buf, sizeof(buf), "QEMU%s", status);
-
- SDL_WM_SetCaption(buf, "QEMU");
+ if (gui_grab) {
+ strcat(buf, " - Press Ctrl-Alt to exit grab");
+ }
+ SDL_WM_SetCaption(buf, domain_name);
}
static void sdl_hide_cursor(void)
{
- if (!cursor_hide)
- return;
-
if (kbd_mouse_is_absolute()) {
SDL_ShowCursor(1);
SDL_SetCursor(sdl_cursor_hidden);
static void sdl_show_cursor(void)
{
- if (!cursor_hide)
- return;
-
if (!kbd_mouse_is_absolute()) {
SDL_ShowCursor(1);
- if (guest_cursor &&
- (gui_grab || kbd_mouse_is_absolute() || absolute_enabled))
- SDL_SetCursor(guest_sprite);
- else
- SDL_SetCursor(sdl_cursor_normal);
+ SDL_SetCursor(sdl_cursor_normal);
}
}
static void sdl_grab_start(void)
{
- if (guest_cursor) {
- SDL_SetCursor(guest_sprite);
- SDL_WarpMouse(guest_x, guest_y);
- } else
- sdl_hide_cursor();
+ sdl_hide_cursor();
SDL_WM_GrabInput(SDL_GRAB_ON);
+ /* dummy read to avoid moving the mouse */
+ SDL_GetRelativeMouseState(NULL, NULL);
gui_grab = 1;
sdl_update_caption();
}
static void sdl_grab_end(void)
{
SDL_WM_GrabInput(SDL_GRAB_OFF);
- gui_grab = 0;
sdl_show_cursor();
+ gui_grab = 0;
sdl_update_caption();
}
-static void sdl_send_mouse_event(int dx, int dy, int dz, int x, int y, int state)
+static void sdl_send_mouse_event(int dx, int dy, int dz, int state)
{
- int buttons;
- buttons = 0;
+ int buttons = 0;
if (state & SDL_BUTTON(SDL_BUTTON_LEFT))
buttons |= MOUSE_EVENT_LBUTTON;
if (state & SDL_BUTTON(SDL_BUTTON_RIGHT))
absolute_enabled = 1;
}
- dx = x * 0x7FFF / (width - 1);
- dy = y * 0x7FFF / (height - 1);
+ SDL_GetMouseState(&dx, &dy);
+ dx = dx * 0x7FFF / (screen->w - 1);
+ dy = dy * 0x7FFF / (screen->h - 1);
} else if (absolute_enabled) {
sdl_show_cursor();
absolute_enabled = 0;
- } else if (guest_cursor) {
- x -= guest_x;
- y -= guest_y;
- guest_x += x;
- guest_y += y;
- dx = x;
- dy = y;
}
kbd_mouse_event(dx, dy, dz, buttons);
static void toggle_full_screen(DisplayState *ds)
{
gui_fullscreen = !gui_fullscreen;
- sdl_resize(ds, screen->w, screen->h);
+ sdl_resize(ds, ds->width, ds->height, ds->linesize);
+ ds->dpy_setdata(ds, ds->data);
if (gui_fullscreen) {
gui_saved_grab = gui_grab;
sdl_grab_start();
{
SDL_Event ev1, *ev = &ev1;
int mod_state;
- int buttonstate = SDL_GetMouseState(NULL, NULL);
-
+
if (last_vm_running != vm_running) {
last_vm_running = vm_running;
sdl_update_caption();
while (SDL_PollEvent(ev)) {
switch (ev->type) {
case SDL_VIDEOEXPOSE:
- sdl_update(ds, 0, 0, screen->w, screen->h);
+ ds->dpy_update(ds, 0, 0, ds->width, ds->height);
break;
case SDL_KEYDOWN:
case SDL_KEYUP:
if (ev->type == SDL_KEYDOWN) {
- if (!alt_grab) {
- mod_state = (SDL_GetModState() & gui_grab_code) ==
- gui_grab_code;
- } else {
- mod_state = (SDL_GetModState() & (gui_grab_code | KMOD_LSHIFT)) ==
- (gui_grab_code | KMOD_LSHIFT);
- }
+ mod_state = (SDL_GetModState() & gui_grab_code) ==
+ gui_grab_code;
gui_key_modifier_pressed = mod_state;
if (gui_key_modifier_pressed) {
int keycode;
toggle_full_screen(ds);
gui_keysym = 1;
break;
- case 0x02 ... 0x0a: /* '1' to '9' keys */
+ case 0x02 ... 0x0a: /* '1' to '9' keys */
/* Reset the modifiers sent to the current console */
reset_keys();
console_select(keycode - 0x02);
case SDLK_END: keysym = QEMU_KEY_END; break;
case SDLK_PAGEUP: keysym = QEMU_KEY_PAGEUP; break;
case SDLK_PAGEDOWN: keysym = QEMU_KEY_PAGEDOWN; break;
- case SDLK_BACKSPACE: keysym = QEMU_KEY_BACKSPACE; break;
- case SDLK_DELETE: keysym = QEMU_KEY_DELETE; break;
+ case SDLK_BACKSPACE: keysym = QEMU_KEY_BACKSPACE; break; case SDLK_DELETE: keysym = QEMU_KEY_DELETE; break;
default: break;
}
}
}
}
} else if (ev->type == SDL_KEYUP) {
- if (!alt_grab) {
- mod_state = (ev->key.keysym.mod & gui_grab_code);
- } else {
- mod_state = (ev->key.keysym.mod &
- (gui_grab_code | KMOD_LSHIFT));
- }
+ mod_state = (ev->key.keysym.mod & gui_grab_code);
if (!mod_state) {
if (gui_key_modifier_pressed) {
gui_key_modifier_pressed = 0;
}
}
}
- if (is_graphic_console() && !gui_keysym)
+ if (is_graphic_console() && !gui_keysym)
sdl_process_key(&ev->key);
break;
case SDL_QUIT:
if (!no_quit) {
- qemu_system_shutdown_request();
- vm_start(); /* In case we're paused */
+ qemu_system_shutdown_request();
}
break;
case SDL_MOUSEMOTION:
if (gui_grab || kbd_mouse_is_absolute() ||
absolute_enabled) {
- sdl_send_mouse_event(ev->motion.xrel, ev->motion.yrel, 0,
- ev->motion.x, ev->motion.y, ev->motion.state);
+ int dx, dy, state;
+ state = SDL_GetRelativeMouseState(&dx, &dy);
+ sdl_send_mouse_event(dx, dy, 0, state);
}
break;
- case SDL_MOUSEBUTTONDOWN:
case SDL_MOUSEBUTTONUP:
+ if (gui_grab || kbd_mouse_is_absolute()) {
+ int dx, dy, state;
+ state = SDL_GetRelativeMouseState(&dx, &dy);
+ sdl_send_mouse_event(dx, dy, 0, state);
+ }
+ break;
+ case SDL_MOUSEBUTTONDOWN:
{
SDL_MouseButtonEvent *bev = &ev->button;
if (!gui_grab && !kbd_mouse_is_absolute()) {
if (ev->type == SDL_MOUSEBUTTONDOWN &&
- (bev->button == SDL_BUTTON_LEFT)) {
+ (bev->state & SDL_BUTTON_LMASK)) {
/* start grabbing all events */
sdl_grab_start();
}
} else {
- int dz;
+ int dx, dy, dz, state;
dz = 0;
- if (ev->type == SDL_MOUSEBUTTONDOWN) {
- buttonstate |= SDL_BUTTON(bev->button);
- } else {
- buttonstate &= ~SDL_BUTTON(bev->button);
- }
+ state = SDL_GetRelativeMouseState(&dx, &dy);
#ifdef SDL_BUTTON_WHEELUP
- if (bev->button == SDL_BUTTON_WHEELUP && ev->type == SDL_MOUSEBUTTONDOWN) {
+ if (bev->button == SDL_BUTTON_WHEELUP) {
dz = -1;
- } else if (bev->button == SDL_BUTTON_WHEELDOWN && ev->type == SDL_MOUSEBUTTONDOWN) {
+ } else if (bev->button == SDL_BUTTON_WHEELDOWN) {
dz = 1;
+ } else {
+ state = bev->button | state;
}
-#endif
- sdl_send_mouse_event(0, 0, dz, bev->x, bev->y, buttonstate);
+#endif
+ sdl_send_mouse_event(dx, dy, dz, state);
}
}
break;
!ev->active.gain && !gui_fullscreen_initial_grab) {
sdl_grab_end();
}
- if (ev->active.state & SDL_APPACTIVE) {
- if (ev->active.gain) {
- /* Back to default interval */
- ds->gui_timer_interval = 0;
- } else {
- /* Sleeping interval */
- ds->gui_timer_interval = 500;
- }
+ if (ev->active.state & SDL_APPACTIVE) {
+ if (ev->active.gain) {
+ /* Back to default interval */
+ ds->gui_timer_interval = 0;
+ } else {
+ /* Sleeping interval */
+ ds->gui_timer_interval = 500;
+ }
+ }
+ break;
+#ifdef CONFIG_OPENGL
+ case SDL_VIDEORESIZE:
+ {
+ if (ds->shared_buf && opengl_enabled) {
+ SDL_ResizeEvent *rev = &ev->resize;
+ screen = SDL_SetVideoMode(rev->w, rev->h, 0, SDL_OPENGL|SDL_RESIZABLE);
+ opengl_setdata(ds, ds->data);
+ opengl_update(ds, 0, 0, ds->width, ds->height);
}
break;
+ }
+#endif
default:
break;
}
}
}
-static void sdl_fill(DisplayState *ds, int x, int y, int w, int h, uint32_t c)
-{
- SDL_Rect dst = { x, y, w, h };
- SDL_FillRect(screen, &dst, c);
-}
-
-static void sdl_mouse_warp(int x, int y, int on)
-{
- if (on) {
- if (!guest_cursor)
- sdl_show_cursor();
- if (gui_grab || kbd_mouse_is_absolute() || absolute_enabled) {
- SDL_SetCursor(guest_sprite);
- SDL_WarpMouse(x, y);
- }
- } else if (gui_grab)
- sdl_hide_cursor();
- guest_cursor = on;
- guest_x = x, guest_y = y;
-}
-
-static void sdl_mouse_define(int width, int height, int bpp,
- int hot_x, int hot_y,
- uint8_t *image, uint8_t *mask)
-{
- uint8_t sprite[256], *line;
- int x, y, dst, bypl, src = 0;
- if (guest_sprite)
- SDL_FreeCursor(guest_sprite);
-
- memset(sprite, 0, 256);
- bypl = ((width * bpp + 31) >> 5) << 2;
- for (y = 0, dst = 0; y < height; y ++, image += bypl) {
- line = image;
- for (x = 0; x < width; x ++, dst ++) {
- switch (bpp) {
- case 24:
- src = *(line ++); src |= *(line ++); src |= *(line ++);
- break;
- case 16:
- case 15:
- src = *(line ++); src |= *(line ++);
- break;
- case 8:
- src = *(line ++);
- break;
- case 4:
- src = 0xf & (line[x >> 1] >> ((x & 1)) << 2);
- break;
- case 2:
- src = 3 & (line[x >> 2] >> ((x & 3)) << 1);
- break;
- case 1:
- src = 1 & (line[x >> 3] >> (x & 7));
- break;
- }
- if (!src)
- sprite[dst >> 3] |= (1 << (~dst & 7)) & mask[dst >> 3];
- }
- }
- guest_sprite = SDL_CreateCursor(sprite, mask, width, height, hot_x, hot_y);
-
- if (guest_cursor &&
- (gui_grab || kbd_mouse_is_absolute() || absolute_enabled))
- SDL_SetCursor(guest_sprite);
-}
-
-static void sdl_cleanup(void)
+static void sdl_cleanup(void)
{
- if (guest_sprite)
- SDL_FreeCursor(guest_sprite);
+#ifdef CONFIG_OPENGL
+ if (texture_ref) glDeleteTextures(1, &texture_ref);
+#endif
SDL_Quit();
}
-void sdl_display_init(DisplayState *ds, int full_screen, int no_frame)
+void sdl_display_init(DisplayState *ds, int full_screen, int opengl)
{
int flags;
uint8_t data = 0;
+ opengl_enabled = opengl;
#if defined(__APPLE__)
/* always use generic keymaps */
exit(1);
}
- if (no_frame)
- gui_noframe = 1;
-
flags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE;
if (SDL_Init (flags)) {
fprintf(stderr, "Could not initialize SDL - exiting\n");
ds->dpy_update = sdl_update;
ds->dpy_resize = sdl_resize;
ds->dpy_refresh = sdl_refresh;
- ds->dpy_fill = sdl_fill;
- ds->mouse_set = sdl_mouse_warp;
- ds->cursor_define = sdl_mouse_define;
+ ds->dpy_colourdepth = sdl_colourdepth;
+ ds->dpy_setdata = sdl_setdata;
- sdl_resize(ds, 640, 400);
+ sdl_resize(ds, 640, 400, 640 * 4);
sdl_update_caption();
SDL_EnableKeyRepeat(250, 50);
SDL_EnableUNICODE(1);