Another SDL Mir Motion Event Patch

diff -r 8af7a4af8fe0 src/video/mir/SDL_mirevents.c
--- a/src/video/mir/SDL_mirevents.c Sun May 11 15:59:22 2014 +0200
+++ b/src/video/mir/SDL_mirevents.c Fri May 16 11:21:39 2014 +0200
@@ -164,7 +164,16 @@

     AddTouchDevice(motion.device_id);

-    switch (motion.action) {
+    int real_action = motion.action & 0xff;
+    if ((real_action == motion_action_pointer_down ||
+         real_action == motion_action_pointer_up)
+         && (motion.action >> 8 != cord_index))
+    {
+        return;
+        // real_action = mir_motion_action_move; // or hover? should not be necessary since that information is already provided in separate events
+    }
+
+    switch (real_action) {
         case mir_motion_action_down:
         case mir_motion_action_pointer_down:
             HandleTouchPress(device_id, id, SDL_TRUE, n_x, n_y, pressure);
@@ -187,7 +196,16 @@
 {
     SDL_SetMouseFocus(sdl_window);

-    switch (motion.action) {
+    int real_action = motion.action & 0xff;
+    if ((real_action == motion_action_pointer_down ||
+         real_action == motion_action_pointer_up)
+         && (motion.action >> 8 != cord_index))
+    {
+        return;
+        // real_action = mir_motion_action_move; // or hover? should not be necessary since that information is already provided in separate events
+    }
+
+    switch (real_action) {
         case mir_motion_action_down:
         case mir_motion_action_pointer_down:
             HandleMouseButton(sdl_window, SDL_PRESSED, motion.button_state);