mouse: move mouse relative to last cursor position

Makes mouse output actually useful for fullscreen games.

Issue: #113

1 files changed, 2 insertions, 1 deletions

diff --git a/ftnoir_protocol_mouse/ftnoir_protocol_mouse.h b/ftnoir_protocol_mouse/ftnoir_protocol_mouse.h
index fcc7426a..9f76571b 100644
--- a/ftnoir_protocol_mouse/ftnoir_protocol_mouse.h
+++ b/ftnoir_protocol_mouse/ftnoir_protocol_mouse.h
@@ -59,12 +59,13 @@ struct settings {
 class FTNoIR_Protocol : public IProtocol
 {
 public:
-    FTNoIR_Protocol() {}
+    FTNoIR_Protocol() : last_x(0), last_y(0) {}
     bool correct();
     void pose( const double *headpose);
     QString game_name() {
         return "Mouse tracker";
     }
+    int last_x, last_y;
 private:
     struct settings s;
 };