1 files changed, 32 insertions, 0 deletions
diff --git a/tracker-pt/point-filter.hpp b/tracker-pt/point-filter.hpp
new file mode 100644
index 00000000..c3c045dd
--- /dev/null
+++ b/tracker-pt/point-filter.hpp
@@ -0,0 +1,32 @@
+#pragma once
+
+#include "cv/numeric.hpp"
+#include "compat/timer.hpp"
+#include "pt-settings.hpp"
+#include <optional>
+#include <array>
+
+namespace pt_point_filter_impl {
+
+using namespace numeric_types;
+using PointOrder = std::array<numeric_types::vec2, 3>;
+
+class point_filter final
+{
+    PointOrder state_;
+    std::optional<Timer> t;
+    const pt_settings& s;
+
+public:
+    void reset();
+    const PointOrder& operator()(const PointOrder& input, f deadzone_amount);
+
+    explicit point_filter(const pt_settings& s);
+    ~point_filter() = default;
+
+    OTR_DISABLE_MOVE_COPY(point_filter);
+};
+
+} // ns pt_point_filter_impl
+
+using point_filter = pt_point_filter_impl::point_filter;