Created Interpolation abstraction

This simplifies EffectSystem quite a bit, and will be useful in other classes.

1 files changed, 26 insertions, 0 deletions

@@ -0,0 +1,26 @@
+#ifndef INTERPOLATION_H_861230A8
+#define INTERPOLATION_H_861230A8
+
+class Interpolation {
+public:
+
+  void start(int length, double amount);
+
+  void tick(double dt);
+
+  // Info
+
+  double getProgress() const { return progress_; }
+
+  bool isComplete() const { return progress_ == dest_; }
+
+private:
+
+  double progress_ = 0.0;
+  double dest_ = 0.0;
+  double start_ = 0.0;
+  double length_ = 0.0;
+  double thus_ = 0.0;
+};
+
+#endif /* end of include guard: INTERPOLATION_H_861230A8 */