Retune interpolation table based on 1690's advice

Couple finisher and accelerator speeds too.

https://docs.google.com/spreadsheets/d/1cFcA8ncgptloiDLGW4ICp4YNkfOQLVXJi2EO5HpAJZA/edit?usp=sharing

Change-Id: I572d738de00ae7a58e8d98d7913283ffdf85da57
Signed-off-by: Austin Schuh <austin.linux@gmail.com>
Signed-off-by: milind-u <milind.upadhyay@gmail.com>
diff --git a/y2020/constants.h b/y2020/constants.h
index 01cd177..6dceb65 100644
--- a/y2020/constants.h
+++ b/y2020/constants.h
@@ -211,36 +211,22 @@
     // Measured in radians
     double hood_angle;
     // Muzzle velocity (m/s) of the ball as it is shot out of the shooter.
-    double velocity_ball;
+    double velocity_accelerator;
+    double velocity_finisher;
 
     static ShotParams BlendY(double coefficient, ShotParams a1, ShotParams a2) {
       using ::frc971::shooter_interpolation::Blend;
-      return ShotParams{Blend(coefficient, a1.hood_angle, a2.hood_angle),
-                        Blend(coefficient, a1.velocity_ball, a2.velocity_ball)};
-    }
-  };
-
-  struct FlywheelShotParams {
-    // Angular velocity in radians per second of the slowest (lowest) wheel in
-    // the kicker. Positive is shooting the ball.
-    double velocity_accelerator;
-    // Angular velocity in radians per seconds of the flywheel. Positive is
-    // shooting.
-    double velocity_finisher;
-
-    static FlywheelShotParams BlendY(double coefficient, FlywheelShotParams a1,
-                                     FlywheelShotParams a2) {
-      using ::frc971::shooter_interpolation::Blend;
-      return FlywheelShotParams{
+      return ShotParams{
+          Blend(coefficient, a1.hood_angle, a2.hood_angle),
           Blend(coefficient, a1.velocity_accelerator, a2.velocity_accelerator),
           Blend(coefficient, a1.velocity_finisher, a2.velocity_finisher)};
     }
   };
 
-  // { distance_to_target, { hood_angle, velocity_ball }}
+  // { distance_to_target,
+  //   { hood_angle, velocity accelerator, velocity finisher}
+  // }
   InterpolationTable<ShotParams> shot_interpolation_table;
-  // { velocity_ball, { velocity_accelerator, velocity_finisher }}
-  InterpolationTable<FlywheelShotParams> flywheel_shot_interpolation_table;
 };
 
 // Creates (once) a Values instance for ::aos::network::GetTeamNumber(). Should