Fix problem with X event buffers

It seems flushing is not enough to keep X stable, so check
for pending events and extract them when idle.


Signed-off-by: Henrik Rydberg <rydberg@bitmath.org>

1 files changed, 5 insertions, 7 deletions

diff --git a/src/mtview.c b/src/mtview.c
index afa6e2a..8891987 100644
--- a/src/mtview.c
+++ b/src/mtview.c
@@ -5,8 +5,8 @@
 #include <string.h>
 #include <math.h>
 
-#define XMARG 64
-#define YMARG 64
+#define XMARG 16
+#define YMARG 16
 #define WSCALE 0.5
 #define FLUSH_MS 10
 #define DEF_FRAC 0.15
@@ -29,7 +29,7 @@ static inline float max(float a, float b)
 
 static unsigned long new_color(struct windata *w)
 {
-        return lrand48();
+        return lrand48() & 0xffffff;
 }
 
 static void clear_screen(struct windata *w)
@@ -115,12 +115,10 @@ static void event_loop(struct touch_dev *dev, int fd, struct windata *w)
 
         clear_screen(w);
         while (1) {
-                XFlush(w->dsp);
-                while(!touch_dev_idle(dev, fd, 100))
+                if(!touch_dev_idle(dev, fd, 100))
                         touch_dev_pull(dev, fd);
-                if (XEventsQueued(w->dsp, QueuedAlready)) {
+                while (XPending(w->dsp)) {
                         XNextEvent(w->dsp, &ev);
-                        break;
                 }
         }
 }