mirrors/wayland
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/wayland/wayland.git synced 2026-03-31 07:11:27 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

Add glib main loop integration, use it in flower client.

Browse source
This commit is contained in:
Kristian Høgsberg 2008-11-07 14:27:23 -05:00
parent 7f77bd8fbe
commit fb59084fbf
9 changed files with 194 additions and 93 deletions
Download patch file Download diff file Expand all files Collapse all files

93
flower.c
View file

@ -12,8 +12,10 @@
#include <math.h>
#include <time.h>
#include <cairo.h>
#include <glib.h>
#include "wayland-client.h"
#include "wayland-glib.h"
static const char gem_device[] = "/dev/dri/card0";
static const char socket_name[] = "\0wayland";
@ -131,33 +133,36 @@ draw_stuff(int width, int height)
return surface;
}
static int
connection_update(struct wl_connection *connection,
uint32_t mask, void *data)
struct flower {
struct wl_surface *surface;
int i;
int x, y, width, height;
};
static gboolean
move_flower(gpointer data)
{
struct pollfd *p = data;
struct flower *flower = data;
p->events = 0;
if (mask & WL_CONNECTION_READABLE)
p->events |= POLLIN;
if (mask & WL_CONNECTION_WRITABLE)
p->events |= POLLOUT;
wl_surface_map(flower->surface,
flower->x + cos(flower->i / 31.0) * 400 - flower->width / 2,
flower->y + sin(flower->i / 27.0) * 300 - flower->height / 2,
flower->width, flower->height);
flower->i++;
return 0;
return TRUE;
}
int main(int argc, char *argv[])
{
struct wl_display *display;
struct wl_surface *surface;
const int x = 512, y = 384, width = 200, height = 200;
int fd, i, ret;
uint32_t name, mask;
int fd;
uint32_t name;
cairo_surface_t *s;
struct pollfd p[2];
struct timespec ts;
struct itimerspec its;
uint64_t expires;
GMainLoop *loop;
GSource *source;
struct flower flower;
fd = open(gem_device, O_RDWR);
if (fd < 0) {
@ -165,60 +170,36 @@ int main(int argc, char *argv[])
return -1;
}
display = wl_display_create(socket_name,
connection_update, &p[0]);
loop = g_main_loop_new(NULL, FALSE);
display = wl_display_create(socket_name);
if (display == NULL) {
fprintf(stderr, "failed to create display: %m\n");
return -1;
}
p[0].fd = wl_display_get_fd(display);
surface = wl_display_create_surface(display);
source = wayland_source_new(display);
g_source_attach(source, NULL);
p[1].fd = timerfd_create(CLOCK_MONOTONIC, 0);
if (p[1].fd < 0) {
fprintf(stderr, "could not create timerfd\n: %m");
return -1;
}
flower.x = 512;
flower.y = 384;
flower.width = 200;
flower.height = 200;
flower.surface = wl_display_create_surface(display);
p[1].events = POLLIN;
clock_gettime(CLOCK_MONOTONIC, &ts);
its.it_value = ts;
its.it_interval.tv_sec = 0;
its.it_interval.tv_nsec = 20 * 1000000;
if (timerfd_settime(p[1].fd, TFD_TIMER_ABSTIME, &its, NULL) < 0) {
fprintf(stderr, "could not set timerfd\n: %m");
return -1;
}
srandom(ts.tv_nsec);
flower.i = ts.tv_nsec;
s = draw_stuff(width, height);
s = draw_stuff(flower.width, flower.height);
name = name_cairo_surface(fd, s);
wl_surface_attach(surface, name, width, height,
wl_surface_attach(flower.surface, name, flower.width, flower.height,
cairo_image_surface_get_stride(s));
i = ts.tv_nsec;
while (ret = poll(p, 2, -1), ret >= 0) {
if (p[1].revents & POLLIN) {
read(p[1].fd, &expires, sizeof expires);
wl_surface_map(surface,
x + cos(i / 31.0) * 400 - width / 2,
y + sin(i / 27.0) * 300 - height / 2,
width, height);
i++;
continue;
}
g_timeout_add(20, move_flower, &flower);
mask = 0;
if (p[0].revents & POLLIN)
mask |= WL_CONNECTION_READABLE;
if (p[0].revents & POLLOUT)
mask |= WL_CONNECTION_WRITABLE;
if (mask)
wl_display_iterate(display, mask);
}
g_main_loop_run(loop);
return 0;
}