[chronojump] Fixed power formula

[Xavier Padullés <xpadulles src gnome org>]

commit 2c72ee7fd3e8d43445bef66f19c4c618c9db0022
Author: xpadulles <x padulles gmail com>
Date:   Tue May 10 11:22:10 2022 +0200

    Fixed power formula

 src/runEncoder.cs | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)
---
diff --git a/src/runEncoder.cs b/src/runEncoder.cs
index 99d70502a..002bb702e 100644
--- a/src/runEncoder.cs
+++ b/src/runEncoder.cs
@@ -422,7 +422,7 @@ public class RunEncoderSegmentCalcs
        /*
        accel = (V2 - V1)/(T2 - T1)
        F = m * (a + g*sin(alpha))
-       P = 0.5 * m * (V2^2 - V1^2) + m*g*(h2 - h1)
+       P = 0.5 * m * ((V2^2 - V1^2) + m*g*(h2 - h1)) / (T2 - T1)
        h = pos * sin(alpha)
        */
 
@@ -458,7 +458,7 @@ public class RunEncoderSegmentCalcs
                        double accel = UtilAll.DivideSafe(speedCont, time/1000000.0);
                        accel_l.Add (accel);
                        force_l.Add ( massKg * (accel + g * Math.Sin(angle)) );
-                       power_l.Add ( 0.5 * massKg * Math.Pow(speedCont, 2) + massKg * g * (dist * 
Math.Sin(angle)) );
+                       power_l.Add (UtilAll.DivideSafe(( 0.5 * massKg * Math.Pow(speedCont, 2) + massKg * g 
* (dist * Math.Sin(angle)) ) , time/1000000.0));
                }
                else
                {
@@ -473,10 +473,11 @@ public class RunEncoderSegmentCalcs
                                        (speedCont - speedCont_l[Count -2]), (time/1000000.0 - time_l[Count 
-2]/1000000.0) );
                        accel_l.Add (accel);
                        force_l.Add ( massKg * (accel + g * Math.Sin(angle)) );
-                       power_l.Add ( 0.5 * massKg *
-                                       (Math.Pow(speedCont, 2) - Math.Pow(speedCont_l[Count -2], 2)) +
-                                        massKg * g * (dist * Math.Sin(angle) - dist_l[Count -2] * 
Math.Sin(angle))
-                                   );
+                       power_l.Add ( UtilAll.DivideSafe (
+                                               0.5 * massKg * (Math.Pow(speedCont, 2) - 
Math.Pow(speedCont_l[Count -2], 2)) + //Kinetic Energy +
+                                               massKg * g * (dist * Math.Sin(angle) - dist_l[Count -2] * 
Math.Sin(angle)), //Potential Energy
+                                               (time - time_l[Count -2]) / 1000000.0 //Time
+                                               ) );
                }
        }