Clean up some things better in wayland clients

2 files changed, 16 insertions, 5 deletions

diff --git a/swaybg/CMakeLists.txt b/swaybg/CMakeLists.txt
index 8da31faa..5a46ffb8 100644
--- a/swaybg/CMakeLists.txt
+++ b/swaybg/CMakeLists.txt
@@ -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
diff --git a/swaybg/main.c b/swaybg/main.c
index 5ceb94bc..af0a1b27 100644
--- a/swaybg/main.c
+++ b/swaybg/main.c
@@ -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);