port from perforce

hgplus/nordlicht2014-intro/3rdparty/example.c

@@ -0,0 +1,49 @@
+#include "usync.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(void)
+{
+	if (usync_init() < 0)
+		abort();
+
+#ifndef SYNC_PLAYER
+	/* HACK: prefetch tracks - not needed when actually editing */
+	usync_get_val(foo);
+	sleep(1);
+	usync_update(0.0f);
+#endif
+
+	float row = 0.0f;
+	while (row <= 8.0f) {
+		usync_update(row);
+		printf("%f: %f\n", row, usync_get_val(foo));
+		row += 1.0f / 4; /* step one 4th of a row */
+	}
+	usync_export();
+}
+
+#ifndef SYNC_PLAYER
+static void pause(void *d, int flag)
+{
+	/* TODO*/
+}
+
+static void set_row(void *d, int row)
+{
+	/* TODO*/
+}
+
+static int is_playing(void *d)
+{
+	/* TODO */
+}
+
+struct sync_cb usync_cb = {
+	pause,
+	set_row,
+	is_playing
+};
+
+void *usync_data = NULL;
+#endif