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Refactor backend state management

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This commit is contained in:
Drew DeVault 2017-05-07 10:00:23 -04:00
parent 7e9feb70a0
commit 15b1ce9e6c
11 changed files with 196 additions and 126 deletions
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51
example/example-drm.c
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@ -14,13 +14,12 @@ struct state {
struct timespec last_frame;
struct wl_listener add;
struct wl_listener rem;
struct wl_listener render;
struct wl_listener output_add;
struct wl_listener output_remove;
struct wl_listener output_frame;
};
void output_add(struct wl_listener *listener, void *data)
{
void output_add(struct wl_listener *listener, void *data) {
struct wlr_drm_output *out = data;
fprintf(stderr, "Output '%s' added\n", wlr_drm_output_get_name(out));
@ -30,16 +29,14 @@ void output_add(struct wl_listener *listener, void *data)
wlr_drm_output_modeset(out, &modes[0]);
}
void output_rem(struct wl_listener *listener, void *data)
{
void output_remove(struct wl_listener *listener, void *data) {
struct wlr_drm_output *out = data;
fprintf(stderr, "Output '%s' removed\n", wlr_drm_output_get_name(out));
}
void output_render(struct wl_listener *listener, void *data)
{
void output_frame(struct wl_listener *listener, void *data) {
struct wlr_drm_output *out = data;
struct state *s = wl_container_of(listener, s, render);
struct state *s = wl_container_of(listener, s, output_frame);
struct timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
@ -68,14 +65,12 @@ void output_render(struct wl_listener *listener, void *data)
wlr_drm_output_end(out);
}
int timer_done(void *data)
{
int timer_done(void *data) {
*(bool *)data = true;
return 1;
}
int main()
{
int main() {
if (getenv("DISPLAY")) {
fprintf(stderr, "Detected that X is running. Run this in its own virtual terminal.\n");
return 1;
@ -87,14 +82,14 @@ int main()
struct state state = {
.color = { 1.0, 0.0, 0.0 },
.dec = 0,
.add = { .notify = output_add },
.rem = { .notify = output_rem },
.render = { .notify = output_render },
.output_add = { .notify = output_add },
.output_remove = { .notify = output_remove },
.output_frame = { .notify = output_frame },
};
wl_list_init(&state.add.link);
wl_list_init(&state.rem.link);
wl_list_init(&state.render.link);
wl_list_init(&state.output_add.link);
wl_list_init(&state.output_remove.link);
wl_list_init(&state.output_frame.link);
clock_gettime(CLOCK_MONOTONIC, &state.last_frame);
struct wl_display *display = wl_display_create();
@ -105,19 +100,25 @@ int main()
return 1;
}
struct wlr_drm_backend *wlr = wlr_drm_backend_init(display, session,
&state.add, &state.rem, &state.render);
struct wlr_backend *wlr = wlr_drm_backend_create(display, session);
wl_signal_add(&wlr->events.output_add, &state.output_add);
wl_signal_add(&wlr->events.output_remove, &state.output_remove);
wl_signal_add(&wlr->events.output_frame, &state.output_frame);
if (!wlr || !wlr_backend_init(wlr)) {
return 1;
}
bool done = false;
struct wl_event_source *timer = wl_event_loop_add_timer(event_loop,
timer_done, &done);
wl_event_source_timer_update(timer, 10000);
wl_event_source_timer_update(timer, 5000);
while (!done)
while (!done) {
wl_event_loop_dispatch(event_loop, 0);
}
wl_event_source_remove(timer);
wlr_drm_backend_free(wlr);
wlr_backend_destroy(wlr);
wl_display_destroy(display);
}