void * draw_thread(void * garbage) {
(void)garbage;
double time = 0;
/* Generate a palette */
uint32_t palette[256];
for (int x = 0; x < 256; ++x) {
palette[x] = hsv_to_rgb(x,1.0,1.0);
}
while (!should_exit) {
time += 1.0;
int w = win_width;
int h = win_height;
spin_lock(&draw_lock);
for (int x = 0; x < win_width; ++x) {
for (int y = 0; y < win_height; ++y) {
double value = sin(dist(x + time, y, 128.0, 128.0) / 8.0)
+ sin(dist(x, y, 64.0, 64.0) / 8.0)
+ sin(dist(x, y + time / 7, 192.0, 64) / 7.0)
+ sin(dist(x, y, 192.0, 100.0) / 8.0);
GFX(ctx, x + off_x, y + off_y) = palette[(int)((value + 4) * 32)];
}
}
redraw_borders();
flip(ctx);
yutani_flip(yctx, wina);
spin_unlock(&draw_lock);
syscall_yield();
}
}
void * draw_thread(void * glctx) {
while (!quit) {
display();
flip(ctx);
yutani_flip(yctx, wina);
syscall_yield();
}
pthread_exit(0);
}
// Send val to whom. This function keeps trying until
// it succeeds. It should panic() on any error other than
// -E_IPC_NOT_RECV.
//
// Hint: use syscall_yield() to be CPU-friendly.
void
ipc_send(u_int whom, u_int val, u_int srcva, u_int perm)
{
int r;
while ((r = syscall_ipc_can_send(whom, val, srcva, perm)) == -E_IPC_NOT_RECV) {
syscall_yield();
//writef("QQ");
}
if (r == 0) {
return;
}
user_panic("error in ipc_send: %d", r);
}
int main (int argc, char ** argv) {
setup_windowing();
int width = wins_globals->server_width;
int height = wins_globals->server_height;
win_width = width;
win_height = height;
/* Do something with a window */
window_t * wina = window_create(0,0, width, height);
assert(wina);
window_reorder (wina, 0);
ctx = init_graphics_window_double_buffer(wina);
draw_fill(ctx, rgb(127,127,127));
flip(ctx);
#if 1
printf("Loading background...\n");
init_sprite(0, "/usr/share/login-background.bmp", NULL);
printf("Background loaded.\n");
draw_sprite_scaled(ctx, sprites[0], 0, 0, width, height);
#endif
#if 0
init_sprite(1, "/usr/share/bs.bmp", "/usr/share/bs-alpha.bmp");
draw_sprite_scaled(sprites[1], center_x(sprites[1]->width), center_y(sprites[1]->height), sprites[1]->width, sprites[1]->height);
#endif
flip(ctx);
while (1) {
syscall_yield();
//syscall_wait(wins_globals->server_pid);
}
#if 0
window_destroy(window); // (will close on exit)
teardown_windowing();
#endif
return 0;
}
int main (int argc, char ** argv) {
left = 100;
top = 100;
width = 500;
height = 500;
yctx = yutani_init();
wina = yutani_window_create(yctx, width, height);
yutani_window_move(yctx, wina, left, top);
ctx = init_graphics_yutani(wina);
draw_fill(ctx, rgb(0,0,0));
pthread_t thread;
pthread_create(&thread, NULL, draw_thread, NULL);
while (!should_exit) {
yutani_msg_t * m = yutani_poll(yctx);
if (m) {
switch (m->type) {
case YUTANI_MSG_KEY_EVENT:
{
struct yutani_msg_key_event * ke = (void*)m->data;
if (ke->event.action == KEY_ACTION_DOWN && ke->event.keycode == 'q') {
should_exit = 1;
syscall_yield();
}
}
break;
case YUTANI_MSG_SESSION_END:
should_exit = 1;
break;
default:
break;
}
}
free(m);
}
yutani_close(yctx, wina);
return 0;
}
int
cons_read(struct Fd *fd, void *vbuf, u_int n, u_int offset)
{
int c;
USED(offset);
// printf("got into cons_read");
if (n == 0)
return 0;
while ((c = syscall_cgetc()) == 0)
syscall_yield();
if (c!='\r')
writef("%c",c);
else
writef("\n");
if (c < 0)
return c;
if (c == 0x04) // ctl-d is eof
return 0;
*(char*)vbuf = c;
return 1;
}
int main (int argc, char ** argv) {
init_shmemfonts();
yutani_t * y = yutani_init();
if (!y) {
fprintf(stderr, "[glogin] Connection to server failed.\n");
return 1;
}
/* Load config */
{
confreader_t * conf = confreader_load("/etc/glogin.conf");
LOGO_FINAL_OFFSET = confreader_intd(conf, "style", "logo_padding", LOGO_FINAL_OFFSET);
BOX_WIDTH = confreader_intd(conf, "style", "box_width", BOX_WIDTH);
BOX_HEIGHT = confreader_intd(conf, "style", "box_height", BOX_HEIGHT);
BOX_ROUNDNESS = confreader_intd(conf, "style", "box_roundness", BOX_ROUNDNESS);
CENTER_BOX_X = confreader_intd(conf, "style", "center_box_x", CENTER_BOX_X);
CENTER_BOX_Y = confreader_intd(conf, "style", "center_box_y", CENTER_BOX_Y);
BOX_LEFT = confreader_intd(conf, "style", "box_left", BOX_LEFT);
BOX_RIGHT = confreader_intd(conf, "style", "box_right", BOX_RIGHT);
BOX_TOP = confreader_intd(conf, "style", "box_top", BOX_TOP);
BOX_BOTTOM = confreader_intd(conf, "style", "box_bottom", BOX_BOTTOM);
BOX_COLOR_R = confreader_intd(conf, "style", "box_color_r", BOX_COLOR_R);
BOX_COLOR_G = confreader_intd(conf, "style", "box_color_g", BOX_COLOR_G);
BOX_COLOR_B = confreader_intd(conf, "style", "box_color_b", BOX_COLOR_B);
BOX_COLOR_A = confreader_intd(conf, "style", "box_color_a", BOX_COLOR_A);
WALLPAPER = confreader_getd(conf, "image", "wallpaper", WALLPAPER);
LOGO = confreader_getd(conf, "image", "logo", LOGO);
confreader_free(conf);
TRACE("Loading complete");
}
TRACE("Loading logo...");
load_sprite_png(&logo, LOGO);
TRACE("... done.");
/* Generate surface for background */
sprite_t * bg_sprite;
int width = y->display_width;
int height = y->display_height;
int skip_animation = 0;
/* Do something with a window */
TRACE("Connecting to window server...");
yutani_window_t * wina = yutani_window_create(y, width, height);
assert(wina);
yutani_set_stack(y, wina, 0);
ctx = init_graphics_yutani_double_buffer(wina);
draw_fill(ctx, rgba(0,0,0,255));
yutani_flip(y, wina);
TRACE("... done.");
redo_everything:
win_width = width;
win_height = height;
cairo_surface_t * cs = cairo_image_surface_create_for_data((void*)ctx->backbuffer, CAIRO_FORMAT_ARGB32, ctx->width, ctx->height, cairo_format_stride_for_width(CAIRO_FORMAT_ARGB32, ctx->width));
cairo_t * cr = cairo_create(cs);
TRACE("Loading wallpaper...");
{
sprite_t * wallpaper = malloc(sizeof(sprite_t));
load_sprite_png(wallpaper, WALLPAPER);
float x = (float)width / (float)wallpaper->width;
float y = (float)height / (float)wallpaper->height;
int nh = (int)(x * (float)wallpaper->height);
int nw = (int)(y * (float)wallpaper->width);;
bg_sprite = create_sprite(width, height, ALPHA_OPAQUE);
gfx_context_t * bg = init_graphics_sprite(bg_sprite);
if (nw > width) {
draw_sprite_scaled(bg, wallpaper, (width - nw) / 2, 0, nw, height);
} else {
draw_sprite_scaled(bg, wallpaper, 0, (height - nh) / 2, width, nh);
}
/* Three box blurs = good enough approximation of a guassian, but faster*/
blur_context_box(bg, 20);
blur_context_box(bg, 20);
blur_context_box(bg, 20);
free(bg);
free(wallpaper);
}
TRACE("... done.");
while (1) {
yutani_set_stack(y, wina, 0);
yutani_focus_window(y, wina->wid);
draw_fill(ctx, rgb(0,0,0));
draw_sprite(ctx, bg_sprite, center_x(width), center_y(height));
flip(ctx);
yutani_flip(y, wina);
char * foo = malloc(sizeof(uint32_t) * width * height);
memcpy(foo, ctx->backbuffer, sizeof(uint32_t) * width * height);
TRACE("Begin animation.");
if (!skip_animation) {
struct timeval start;
gettimeofday(&start, NULL);
while (1) {
uint32_t tick;
struct timeval t;
gettimeofday(&t, NULL);
uint32_t sec_diff = t.tv_sec - start.tv_sec;
uint32_t usec_diff = t.tv_usec - start.tv_usec;
if (t.tv_usec < start.tv_usec) {
sec_diff -= 1;
usec_diff = (1000000 + t.tv_usec) - start.tv_usec;
}
tick = (uint32_t)(sec_diff * 1000 + usec_diff / 1000);
int i = (float)LOGO_FINAL_OFFSET * (float)tick / 700.0f;
if (i >= LOGO_FINAL_OFFSET) break;
memcpy(ctx->backbuffer, foo, sizeof(uint32_t) * width * height);
draw_sprite(ctx, &logo, center_x(logo.width), center_y(logo.height) - i);
flip(ctx);
yutani_flip_region(y, wina, center_x(logo.width), center_y(logo.height) - i, logo.width, logo.height + 5);
usleep(10000);
}
}
TRACE("End animation.");
skip_animation = 0;
size_t buf_size = wina->width * wina->height * sizeof(uint32_t);
char * buf = malloc(buf_size);
uint32_t i = 0;
uint32_t black = rgb(0,0,0);
uint32_t white = rgb(255,255,255);
int x_offset = 65;
int y_offset = 64;
int fuzz = 3;
char username[INPUT_SIZE] = {0};
char password[INPUT_SIZE] = {0};
char hostname[512];
// we do it here to calculate the final string position
get_updated_hostname_with_time_info(hostname);
char kernel_v[512];
{
struct utsname u;
uname(&u);
/* UTF-8 Strings FTW! */
uint8_t * os_name_ = "とあるOS";
uint32_t l = snprintf(kernel_v, 512, "%s %s", os_name_, u.release);
}
uid = 0;
int box_x, box_y;
if (CENTER_BOX_X) {
box_x = center_x(BOX_WIDTH);
} else if (BOX_LEFT == -1) {
box_x = win_width - BOX_RIGHT - BOX_WIDTH;
} else {
box_x = BOX_LEFT;
}
if (CENTER_BOX_Y) {
box_y = center_y(0) + 8;
} else if (BOX_TOP == -1) {
box_y = win_width - BOX_BOTTOM - BOX_HEIGHT;
} else {
box_y = BOX_TOP;
}
int focus = 0;
set_font_size(11);
int hostname_label_left = width - 10 - draw_string_width(hostname);
int kernel_v_label_left = 10;
struct text_box username_box = { (BOX_WIDTH - 170) / 2, 30, 170, 20, rgb(0,0,0), NULL, 0, 0, 0, username, "Username" };
struct text_box password_box = { (BOX_WIDTH - 170) / 2, 58, 170, 20, rgb(0,0,0), NULL, 0, 1, 0, password, "Password" };
struct login_container lc = { box_x, box_y, BOX_WIDTH, BOX_HEIGHT, &username_box, &password_box, 0 };
username_box.parent = &lc;
password_box.parent = &lc;
while (1) {
focus = 0;
memset(username, 0x0, INPUT_SIZE);
memset(password, 0x0, INPUT_SIZE);
while (1) {
// update time info
get_updated_hostname_with_time_info(hostname);
memcpy(ctx->backbuffer, foo, sizeof(uint32_t) * width * height);
draw_sprite(ctx, &logo, center_x(logo.width), center_y(logo.height) - LOGO_FINAL_OFFSET);
set_font_size(11);
draw_string_shadow(ctx, hostname_label_left, height - 12, white, hostname, rgb(0,0,0), 2, 1, 1, 3.0);
draw_string_shadow(ctx, kernel_v_label_left, height - 12, white, kernel_v, rgb(0,0,0), 2, 1, 1, 3.0);
if (focus == USERNAME_BOX) {
username_box.is_focused = 1;
password_box.is_focused = 0;
} else if (focus == PASSWORD_BOX) {
username_box.is_focused = 0;
password_box.is_focused = 1;
} else {
username_box.is_focused = 0;
password_box.is_focused = 0;
}
draw_login_container(cr, &lc);
flip(ctx);
yutani_flip(y, wina);
struct yutani_msg_key_event kbd;
struct yutani_msg_window_mouse_event mou;
int msg_type = 0;
collect_events:
do {
yutani_msg_t * msg = yutani_poll(y);
switch (msg->type) {
case YUTANI_MSG_KEY_EVENT:
{
struct yutani_msg_key_event * ke = (void*)msg->data;
if (ke->event.action == KEY_ACTION_DOWN) {
memcpy(&kbd, ke, sizeof(struct yutani_msg_key_event));
msg_type = 1;
}
}
break;
case YUTANI_MSG_WINDOW_MOUSE_EVENT:
{
struct yutani_msg_window_mouse_event * me = (void*)msg->data;
memcpy(&mou, me, sizeof(struct yutani_msg_mouse_event));
msg_type = 2;
}
break;
case YUTANI_MSG_WELCOME:
{
struct yutani_msg_welcome * mw = (void*)msg->data;
yutani_window_resize(y, wina, mw->display_width, mw->display_height);
}
break;
case YUTANI_MSG_RESIZE_OFFER:
{
struct yutani_msg_window_resize * wr = (void*)msg->data;
width = wr->width;
height = wr->height;
yutani_window_resize_accept(y, wina, width, height);
reinit_graphics_yutani(ctx, wina);
yutani_window_resize_done(y, wina);
sprite_free(bg_sprite);
cairo_destroy(cr);
cairo_surface_destroy(cs);
skip_animation = 1;
goto redo_everything;
}
break;
}
free(msg);
} while (!msg_type);
if (msg_type == 1) {
if (kbd.event.keycode == '\n') {
if (focus == USERNAME_BOX) {
focus = PASSWORD_BOX;
continue;
} else if (focus == PASSWORD_BOX) {
break;
} else {
focus = USERNAME_BOX;
continue;
}
}
if (kbd.event.keycode == '\t') {
if (focus == USERNAME_BOX) {
focus = PASSWORD_BOX;
} else {
focus = USERNAME_BOX;
}
continue;
}
if (kbd.event.key) {
if (!focus) {
focus = USERNAME_BOX;
}
if (focus == USERNAME_BOX) {
buffer_put(username, kbd.event.key);
} else if (focus == PASSWORD_BOX) {
buffer_put(password, kbd.event.key);
}
}
} else if (msg_type == 2) {
if ((mou.command == YUTANI_MOUSE_EVENT_DOWN
&& mou.buttons & YUTANI_MOUSE_BUTTON_LEFT)
|| (mou.command == YUTANI_MOUSE_EVENT_CLICK)) {
/* Determine if we were inside of a text box */
if (mou.new_x >= lc.x + username_box.x &&
mou.new_x <= lc.x + username_box.x + username_box.width &&
mou.new_y >= lc.y + username_box.y &&
mou.new_y <= lc.y + username_box.y + username_box.height) {
/* Ensure this box is focused. */
focus = USERNAME_BOX;
continue;
} else if (mou.new_x >= lc.x + password_box.x &&
mou.new_x <= lc.x + password_box.x + password_box.width &&
mou.new_y >= lc.y + password_box.y &&
mou.new_y <= lc.y + password_box.y + password_box.height) {
/* Ensure this box is focused. */
focus = PASSWORD_BOX;
continue;
} else {
focus = 0;
continue;
}
} else {
goto collect_events;
}
}
}
uid = toaru_auth_check_pass(username, password);
if (uid >= 0) {
break;
}
lc.show_error = 1;
}
memcpy(ctx->backbuffer, foo, sizeof(uint32_t) * width * height);
flip(ctx);
yutani_flip(y, wina);
syscall_yield();
pid_t _session_pid = fork();
if (!_session_pid) {
setuid(uid);
toaru_auth_set_vars();
char * args[] = {"/bin/gsession", NULL};
execvp(args[0], args);
}
free(foo);
free(buf);
waitpid(_session_pid, NULL, 0);
}
yutani_close(y, wina);
return 0;
}
static void spin_lock(int volatile * lock) {
while(__sync_lock_test_and_set(lock, 0x01)) {
syscall_yield();
}
}
int main (int argc, char ** argv) {
yutani_t * yctx;
yutani_window_t * wina;
gfx_context_t * ctx;
int should_exit = 0;
int blur = 0;
int stopped = 0;
int left = 30;
int top = 30;
int width = 500;
int height = 500;
yctx = yutani_init();
wina = yutani_window_create(yctx, width, height);
yutani_window_move(yctx, wina, left, top);
ctx = init_graphics_yutani_double_buffer(wina);
draw_fill(ctx, rgb(0,0,0));
yutani_window_update_shape(yctx, wina, YUTANI_SHAPE_THRESHOLD_HALF);
yutani_window_advertise_icon(yctx, wina, "Mesa Gears", "gears");
OSMesaContext gl_ctx = OSMesaCreateContext(OSMESA_BGRA, NULL);
if (resize(ctx, gl_ctx)) {
fprintf(stderr, "%s: Something bad happened.\n", argv[0]);
goto finish;
}
init();
while (!should_exit) {
yutani_msg_t * m = yutani_poll_async(yctx);
if (m) {
switch (m->type) {
case YUTANI_MSG_KEY_EVENT:
{
struct yutani_msg_key_event * ke = (void*)m->data;
if (ke->event.action == KEY_ACTION_DOWN) {
switch (ke->event.keycode) {
case 'q':
should_exit = 1;
free(m);
goto finish;
case 'b':
blur = (1-blur);
break;
case 's':
stopped = (1-stopped);
break;
case KEY_ARROW_LEFT:
view_roty += 5.0;
break;
case KEY_ARROW_RIGHT:
view_roty -= 5.0;
break;
case KEY_ARROW_UP:
view_rotx += 5.0;
break;
case KEY_ARROW_DOWN:
view_rotx -= 5.0;
break;
default:
break;
}
}
}
break;
case YUTANI_MSG_WINDOW_MOUSE_EVENT:
{
struct yutani_msg_window_mouse_event * me = (void*)m->data;
if (me->command == YUTANI_MOUSE_EVENT_DOWN && me->buttons & YUTANI_MOUSE_BUTTON_LEFT) {
yutani_window_drag_start(yctx, wina);
}
}
break;
case YUTANI_MSG_SESSION_END:
should_exit = 1;
break;
case YUTANI_MSG_RESIZE_OFFER:
{
struct yutani_msg_window_resize * wr = (void*)m->data;
yutani_window_resize_accept(yctx, wina, wr->width, wr->height);
reinit_graphics_yutani(ctx, wina);
resize(ctx, gl_ctx);
draw();
yutani_window_resize_done(yctx, wina);
flip(ctx);
yutani_flip(yctx, wina);
yutani_window_update_shape(yctx, wina, 1);
/* Reset statistics */
frames = 0;
start_time = 0;
}
default:
break;
}
free(m);
}
fps();
if (!stopped) {
angle += 0.2;
}
draw();
if (blur) {
blur_context_box(ctx, 20);
}
flip(ctx);
yutani_flip(yctx, wina);
syscall_yield();
}
finish:
OSMesaDestroyContext(gl_ctx);
yutani_close(yctx, wina);
return 0;
}
static void spin_lock(int volatile * lock, const char * caller) {
while(__sync_lock_test_and_set(lock, 0x01)) {
syscall_yield();
}
_lock_holder = caller;
}