Change repaint_needed to bool

It is only used as a binary value.

Signed-off-by: Daniel Stone <daniels@collabora.com>
Reviewed-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>

libweston/compositor-drm.c

@@ -2995,7 +2995,7 @@ session_notify(struct wl_listener *listener, void *data)
 		 * pending frame callbacks. */
 
 		wl_list_for_each(output, &compositor->output_list, base.link) {
-			output->base.repaint_needed = 0;
+			output->base.repaint_needed = false;
 			drmModeSetCursor(b->drm.fd, output->crtc_id, 0, 0, 0);
 		}
 

libweston/compositor-fbdev.c

@@ -693,7 +693,7 @@ session_notify(struct wl_listener *listener, void *data)
 
 		wl_list_for_each(output,
 				 &compositor->output_list, link) {
-			output->repaint_needed = 0;
+			output->repaint_needed = false;
 		}
 	}
 }

libweston/compositor.c

@@ -2310,7 +2310,7 @@ weston_output_repaint(struct weston_output *output)
 
 	pixman_region32_fini(&output_damage);
 
-	output->repaint_needed = 0;
+	output->repaint_needed = false;
 
 	weston_compositor_repick(ec);
 
@@ -2549,7 +2549,7 @@ weston_output_schedule_repaint(struct weston_output *output)
 		TL_POINT("core_repaint_req", TLP_OUTPUT(output), TLP_END);
 
 	loop = wl_display_get_event_loop(compositor->wl_display);
-	output->repaint_needed = 1;
+	output->repaint_needed = true;
 	if (output->repaint_scheduled)
 		return;
 

libweston/compositor.h

@@ -170,7 +170,10 @@ struct weston_output {
 	pixman_region32_t region;
 
 	pixman_region32_t previous_damage;
-	int repaint_needed;
+
+	/** True if damage has occurred since the last repaint for this output;
+	 *  if set, a repaint will eventually occur. */
+	bool repaint_needed;
 	int repaint_scheduled;
 	struct wl_event_source *repaint_timer;
 	struct weston_output_zoom zoom;