Update Tween.h

Tween.h

@@ -92,6 +92,22 @@ public:
     frameTime = 1000 / fps;
   }
 
+  float getFrom() const {
+    return from;
+  }
+
+  float getTo() const {
+    return to;
+  }
+
+  static float integrateEasing(EasingFunc::eFunc easing, int steps = 100) {
+    float sum = 0;
+    for (int i = 0; i <= steps; ++i) {
+        float t = i / (float)steps;
+        sum += easing(t);
+    }
+    return sum / (steps + 1); // Среднее значение функции
+  }
 
 private:
   static float lerp(float a, float b, float t) {