From: ehofman <ehofman>
Date: Wed, 20 Oct 2004 09:47:37 +0000 (+0000)
Subject: Use the right conversion factor and multiply the accelrations by dt.
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=133a7d42711c1a9d66cc4e94d85171d59608fb84;p=flightgear.git

Use the right conversion factor and multiply the accelrations by dt.
---

diff --git a/src/FDM/SP/ACMS.cxx b/src/FDM/SP/ACMS.cxx
index 346329f1d..cab51af07 100644
--- a/src/FDM/SP/ACMS.cxx
+++ b/src/FDM/SP/ACMS.cxx
@@ -78,9 +78,9 @@ void FGACMS::update( double dt ) {
     sgSetVec3(accel_ned, acc_lon, acc_lat, acc_down);
     double accel = sgLengthVec3 (accel_ned) * SG_FEET_TO_METER;
 
-    double velocity = (_speed->getDoubleValue() * SG_FEET_TO_METER) * accel;
+    double velocity = (_speed->getDoubleValue() * SG_KT_TO_MPS) * accel * dt;
     double dist = cos (pitch) * velocity * dt;
-    double kts = velocity * SG_MPS_TO_KMH * SG_KMH_TO_MPS * SG_MPS_TO_KT;
+    double kts = velocity * SG_MPS_TO_KT;
     _set_V_equiv_kts( kts );
     _set_V_calibrated_kts( kts );
     _set_V_ground_speed( kts );