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Fix NaN for Limiting Rotation Rates #872

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meggert merged 17 commits from limit-rot-rate-fix into main 2024-03-06 11:13:02 +01:00
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1 changed files with 5 additions and 1 deletions
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mission/controller/acs/Guidance.cpp
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@ -273,7 +273,11 @@ void Guidance::limitReferenceRotation(const double xAxisIX[3], double quatIX[4])
QuaternionOperations::multiply(quatIXtilde, quatXI, quatXXtilde); QuaternionOperations::multiply(quatIXtilde, quatXI, quatXXtilde);
double phiResidual = 0, phiResidualVec[3] = {0, 0, 0}; double phiResidual = 0, phiResidualVec[3] = {0, 0, 0};
if ((phiX * phiX) > (phiMax * phiMax)) {
phiResidual = 0;
} else {
phiResidual = std::sqrt((phiMax * phiMax) - (phiX * phiX)); phiResidual = std::sqrt((phiMax * phiMax) - (phiX * phiX));
}
std::memcpy(phiResidualVec, quatXXtilde, sizeof(phiResidualVec)); std::memcpy(phiResidualVec, quatXXtilde, sizeof(phiResidualVec));
VectorOperations<double>::normalize(phiResidualVec, phiResidualVec, 3); VectorOperations<double>::normalize(phiResidualVec, phiResidualVec, 3);