Add reverse workspace filter option

vertix.cpp

@@ -5,6 +5,7 @@
 #include "pose_body.h"
 
 Polygon workspace;
+bool ReverseWorkspace = false;
 time_gap_t global_time_gap = {
     .in = 0,
     .size = 0,
@@ -143,6 +144,17 @@ bool is_point_in_workspace(int left, int top, int right, int bottom)
     return inside;
 }
 
+bool is_box_allowed_by_workspace(int left, int top, int right, int bottom)
+{
+    bool inside = is_point_in_workspace(left, top, right, bottom);
+    return ReverseWorkspace ? !inside : inside;
+}
+
+const char *workspace_filter_mode()
+{
+    return ReverseWorkspace ? "reverse" : "normal";
+}
+
 // 获取今天的秒数
 int get_today_seconds() {
     time_t current_time;