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Code Issues Releases Activity

Fix from Corvus for gyro bias from EKF

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This commit is contained in:
James Cotton 2012-04-14 12:09:12 -05:00
parent 414e62f14e
commit 5d160860a3
1 changed files with 6 additions and 6 deletions
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12
flight/Modules/Attitude/revolution/attitude.c
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@ -617,9 +617,9 @@ static int32_t updateAttitudeINSGPS(bool first_run, bool outdoor_mode)
// Because the sensor module remove the bias we need to add it // Because the sensor module remove the bias we need to add it
// back in here so that the INS algorithm can track it correctly // back in here so that the INS algorithm can track it correctly
GyrosBiasGet(&gyrosBias); GyrosBiasGet(&gyrosBias);
float gyros[3] = {(gyrosData.x + gyrosBias.x) * F_PI / 180.0f, float gyros[3] = {(gyrosData.x - gyrosBias.x) * F_PI / 180.0f,
(gyrosData.y + gyrosBias.y) * F_PI / 180.0f, (gyrosData.y - gyrosBias.y) * F_PI / 180.0f,
(gyrosData.z + gyrosBias.z) * F_PI / 180.0f}; (gyrosData.z - gyrosBias.z) * F_PI / 180.0f};
// Advance the state estimate // Advance the state estimate
INSStatePrediction(gyros, &accelsData.x, dT); INSStatePrediction(gyros, &accelsData.x, dT);
@ -635,9 +635,9 @@ static int32_t updateAttitudeINSGPS(bool first_run, bool outdoor_mode)
AttitudeActualSet(&attitude); AttitudeActualSet(&attitude);
// Copy the gyro bias into the UAVO // Copy the gyro bias into the UAVO
gyrosBias.x = Nav.gyro_bias[0]; gyrosBias.x = -Nav.gyro_bias[0] * 180.0f / F_PI;
gyrosBias.y = Nav.gyro_bias[1]; gyrosBias.y = -Nav.gyro_bias[1] * 180.0f / F_PI;
gyrosBias.z = Nav.gyro_bias[2]; gyrosBias.z = -Nav.gyro_bias[2] * 180.0f / F_PI;
GyrosBiasSet(&gyrosBias); GyrosBiasSet(&gyrosBias);
// Advance the covariance estimate // Advance the covariance estimate