o5r/plan9port
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Merge pull request #2 from droyo/wl-ack-configure

Browse source 
Fix race condition on attach and mouse tracking after warp
This commit is contained in:
Ethan Burns 2024-11-28 10:56:46 -05:00 • committed by GitHub
commit 5636471dff
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
1 changed files with 24 additions and 9 deletions
Download patch file Download diff file Expand all files Collapse all files

33
src/cmd/devdraw/wayland.c
View file

@ -65,6 +65,9 @@ struct WaylandClient {
struct xdg_surface *xdg_surface;
struct xdg_toplevel *xdg_toplevel;
// Initial configure call is complete
int configured;
// A callback when wl_surface is ready for the next frame.
// Currently this is not used for drawing,
// but as a hack for implementing key repeat
@ -368,10 +371,11 @@ static const struct wl_buffer_listener wl_buffer_listener = {
static void xdg_surface_configure(void *data, struct xdg_surface *xdg_surface, uint32_t serial) {
DEBUG("xdg_surface_configure\n");
const Client* c = data;
const WaylandClient *wl = c->view;
WaylandClient *wl = (WaylandClient*) c->view;
qlock(&wayland_lock);
xdg_surface_ack_configure(wl->xdg_surface, serial);
wl->configured = 1;
qunlock(&wayland_lock);
DEBUG("xdg_surface_configure: returned\n");
@ -981,7 +985,15 @@ static void rpc_setmouse(Client *c, Point p) {
wl_surface_commit(wl->wl_surface);
zwp_locked_pointer_v1_destroy(lock);
wl->mouse_x = wl_fixed_to_int(x) * wl_output_scale_factor;
wl->mouse_y = wl_fixed_to_int(y) * wl_output_scale_factor;
int mx = wl->mouse_x;
int my = wl->mouse_y;
int mb = wl->buttons;
qunlock(&wayland_lock);
gfx_mousetrack(c, mx, my, mb, nsec()/1000000);
}
static void rpc_topwin(Client*) {
@ -1017,14 +1029,16 @@ static void rpc_flush(Client *c, Rectangle r) {
WaylandClient *wl = (WaylandClient*) c->view;
qlock(&wayland_lock);
int w = Dx(wl->memimage->r);
int h = Dy(wl->memimage->r);
WaylandBuffer *b = get_xrgb8888_buffer(w, h);
memcpy(b->data, (char*) wl->memimage->data->bdata, b->size);
wl_surface_attach(wl->wl_surface, b->wl_buffer, 0, 0);
wl_surface_damage_buffer(wl->wl_surface, r.min.x, r.min.y, Dx(r), Dy(r));
wl_surface_commit(wl->wl_surface);
wl_display_flush(wl_display);
if (wl->configured) {
int w = Dx(wl->memimage->r);
int h = Dy(wl->memimage->r);
WaylandBuffer *b = get_xrgb8888_buffer(w, h);
memcpy(b->data, (char*) wl->memimage->data->bdata, b->size);
wl_surface_attach(wl->wl_surface, b->wl_buffer, 0, 0);
wl_surface_damage_buffer(wl->wl_surface, r.min.x, r.min.y, Dx(r), Dy(r));
wl_surface_commit(wl->wl_surface);
wl_display_flush(wl_display);
}
qunlock(&wayland_lock);
}
@ -1091,6 +1105,7 @@ Memimage *rpc_attach(Client *c, char *label, char *winsize) {
c->displaydpi = 110 * wl_output_scale_factor;
wl_surface_set_buffer_scale(wl->wl_surface, wl_output_scale_factor);
wl_surface_commit(wl->wl_surface);
wl_display_flush(wl_display);
qunlock(&wayland_lock);
return wl->memimage;