Animation.h:

* Changing the nomenclature (variable renames) in animate().

Animation.h

@@ -32,17 +32,17 @@ struct TransitionAnimation
   float ease_out_end_time_s = 0.f;
 
   float animate(float time_s, float value_start, float value_stationary, float value_end,
-                std::function<float(float)>& ease_in_func, std::function<float(float)>& ease_out_func) const
+                std::function<float(float)>& ease_enter_func, std::function<float(float)>& ease_exit_func) const
   {
-    float t_ease_in = math::value_to_param(time_s, ease_in_start_time_s, ease_in_end_time_s);
-    if (math::in_range<float>(t_ease_in, {}, 0.f, Range::FreeOpen))
+    float t_enter = math::value_to_param(time_s, ease_in_start_time_s, ease_in_end_time_s);
+    if (math::in_range<float>(t_enter, {}, 0.f, Range::FreeOpen))
       return value_start;
-    if (math::in_range<float>(t_ease_in, 0.f, 1.f, Range::ClosedOpen))
-      return math::lerp(ease_in_func(t_ease_in), value_start, value_stationary);
-    float t_ease_out = math::value_to_param(time_s, ease_out_start_time_s, ease_out_end_time_s);
-    if (math::in_range<float>(t_ease_out, 0.f, 1.f, Range::ClosedOpen))
-      return math::lerp(ease_out_func(t_ease_out), value_stationary, value_end);
-    if (math::in_range<float>(t_ease_out, 1.f, {}, Range::ClosedFree))
+    if (math::in_range<float>(t_enter, 0.f, 1.f, Range::ClosedOpen))
+      return math::lerp(ease_enter_func(t_enter), value_start, value_stationary);
+    float t_exit = math::value_to_param(time_s, ease_out_start_time_s, ease_out_end_time_s);
+    if (math::in_range<float>(t_exit, 0.f, 1.f, Range::ClosedOpen))
+      return math::lerp(ease_exit_func(t_exit), value_stationary, value_end);
+    if (math::in_range<float>(t_exit, 1.f, {}, Range::ClosedFree))
       return value_end;
     return value_stationary;
   }