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authorpx4dev <px4@purgatory.org>2013-04-26 11:27:26 -0700
committerpx4dev <px4@purgatory.org>2013-04-26 11:27:26 -0700
commit3acdc9d4ce3d83af6bb7f953e466620be690658e (patch)
treec1c792b44f7454ce36a288034179764ebc355daa /apps/examples
parent8224adf52a126105c72e41db2ba35b1aaed3e301 (diff)
parent556a017444b809c18e2ce495a2fd00380960e0f4 (diff)
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Merge branch 'master' into export-build
Diffstat (limited to 'apps/examples')
-rw-r--r--apps/examples/kalman_demo/KalmanNav.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/apps/examples/kalman_demo/KalmanNav.cpp b/apps/examples/kalman_demo/KalmanNav.cpp
index 6df454a55..4ef150da1 100644
--- a/apps/examples/kalman_demo/KalmanNav.cpp
+++ b/apps/examples/kalman_demo/KalmanNav.cpp
@@ -355,6 +355,8 @@ int KalmanNav::predictState(float dt)
float LDot = vN / R;
float lDot = vE / (cosLSing * R);
float rotRate = 2 * omega + lDot;
+
+ // XXX position prediction using speed
float vNDot = fN - vE * rotRate * sinL +
vD * LDot;
float vDDot = fD - vE * rotRate * cosL -