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Clean up some things better in wayland clients

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This commit is contained in:
Drew DeVault 2015-11-13 10:27:16 -05:00
parent 1011957465
commit f7c0d2badb
3 changed files with 27 additions and 14 deletions
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2
swaybg/CMakeLists.txt
View file

@ -23,7 +23,7 @@ add_executable(swaybg
${common}
)
TARGET_LINK_LIBRARIES(swaybg ${WAYLAND_CLIENT_LIBRARIES} ${CAIRO_LIBRARIES} ${PANGO_LIBRARIES})
TARGET_LINK_LIBRARIES(swaybg ${WAYLAND_CLIENT_LIBRARIES} ${CAIRO_LIBRARIES} ${PANGO_LIBRARIES} -lm)
install(
TARGETS swaybg

19
swaybg/main.c
View file

@ -1,6 +1,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <wayland-client.h>
#include <time.h>
#include "client.h"
#include "log.h"
@ -17,18 +18,28 @@ int main(int argc, char **argv) {
uint8_t r = 0, g = 0, b = 0;
long last_ms = 0;
int rs;
do {
if (!client_prerender(state)) continue;
struct timespec spec;
clock_gettime(CLOCK_MONOTONIC, &spec);
long ms = round(spec.tv_nsec / 1.0e6);
cairo_set_source_rgb(state->cairo, r, g, b);
cairo_rectangle(state->cairo, 0, 0, 100, 100);
cairo_fill(state->cairo);
rs = client_render(state);
if (rs == 1) {
sway_log(L_INFO, "rendering %d %d %d", r, g, b);
r++; g++; b++;
if (ms - last_ms > 100) {
r++;
if (r == 0) {
g++;
if (g == 0) {
b++;
}
}
ms = last_ms;
}
} while (rs);

20
wayland/client.c
View file

@ -93,7 +93,7 @@ static int create_pool_file(size_t size) {
if (fd < 0) {
return -1;
}
}
if (ftruncate(fd, size) < 0) {
close(fd);
@ -125,6 +125,9 @@ struct buffer *create_buffer(struct client_state *state,
void *data = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
buf->pool = wl_shm_create_pool(state->shm, fd, size);
buf->buffer = wl_shm_pool_create_buffer(buf->pool, 0, width, height, stride, format);
wl_shm_pool_destroy(buf->pool);
close(fd);
fd = -1;
state->cairo_surface = cairo_image_surface_create_for_data(data, CAIRO_FORMAT_ARGB32, width, height, stride);
state->cairo = cairo_create(state->cairo_surface);
@ -175,22 +178,21 @@ struct client_state *client_setup(void) {
return state;
}
int client_prerender(struct client_state *state) {
wl_display_dispatch_pending(state->display);
wl_display_flush(state->display);
return 1;
}
int client_render(struct client_state *state) {
if (state->frame_cb) {
if (state->frame_cb || state->busy) {
return 2;
}
sway_log(L_INFO, "Rendering");
state->frame_cb = wl_surface_frame(state->surface);
wl_callback_add_listener(state->frame_cb, &listener, state);
wl_surface_damage(state->surface, 0, 0, 100, 100);
wl_surface_damage(state->surface, 0, 0, state->buffer->width, state->buffer->height);
wl_surface_attach(state->surface, state->buffer->buffer, 0, 0);
wl_surface_commit(state->surface);
state->busy = true;
return wl_display_dispatch(state->display) != -1;
}