From a0a3f4383e3fe0dc0988ec4de97c53db4f6a766f Mon Sep 17 00:00:00 2001
From: heck <heck@heck.live>
Date: Thu, 26 Sep 2024 05:15:01 +0200
Subject: [PATCH] Utils - Add SWTimer

---
 src/utils.cc | 28 ++++++++++++++++++++++++++++
 src/utils.hh | 17 ++++++++++++++++-
 2 files changed, 44 insertions(+), 1 deletion(-)

diff --git a/src/utils.cc b/src/utils.cc
index b07c01b..75229a6 100644
--- a/src/utils.cc
+++ b/src/utils.cc
@@ -91,4 +91,32 @@ namespace Heck {
         float ret = min + (val * range);
         return ret;
     }
+} // namespace Heck
+
+namespace Heck {
+
+    void SWTimer::set_period(u32 time_units)
+    {
+        time_period_ = time_units;
+    }
+
+    void SWTimer::set_callback(const Callback& cb)
+    {
+        callback_ = cb;
+    }
+
+    bool SWTimer::is_it_already_time_again(u32 time_now)
+    {
+        if (time_now - time_last_exec_ >= time_period_) {
+            time_last_exec_ = time_now;
+            if (callback_) {
+                //todo: constexpr if metrics
+                callback_();
+            }
+            return true;
+        }
+        return false;
+    }
+
+
 } // namespace Heck
\ No newline at end of file
diff --git a/src/utils.hh b/src/utils.hh
index 2f7cd86..9ca24b9 100644
--- a/src/utils.hh
+++ b/src/utils.hh
@@ -12,4 +12,19 @@ namespace Heck {
     float scalen_center_range(float val, float center, float range);
 } // namespace Heck
 
-#endif // HECK_OSP_UTILS_HH
\ No newline at end of file
+
+namespace Heck {
+    class SWTimer {
+    public:
+        using Callback = std::function<void(void)>;
+
+        void set_period(u32 time_units);
+        void set_callback(const Callback& cb);
+        bool is_it_already_time_again(u32 time_now);
+    private:
+        Callback callback_{};
+        u32 time_last_exec_{};
+        u32 time_period_{};
+    };
+} // namespace Heck
+#endif // HECK_DAISY_UTILS_HH
\ No newline at end of file