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[wpimath] Add CoordinateSystem.convert() translation and rotation overloads (#4227)

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This commit is contained in:
Tyler Veness
2022-05-18 20:41:15 -07:00
committed by GitHub
parent 3fada4e0b4
commit 0d9956273c
5 changed files with 190 additions and 126 deletions
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16
wpimath/src/main/native/cpp/geometry/CoordinateSystem.cpp
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@@ -24,8 +24,8 @@ CoordinateSystem::CoordinateSystem(const CoordinateAxis& positiveX,
R.block<3, 1>(0, 2) = positiveZ.m_axis;
// Require that the change of basis matrix is special orthogonal. This is true
// if the axes used are orthogonal and normalized. The Axis class already
// normalizes itself, so we just need to check for orthogonality.
// if the axes used are orthogonal and normalized. The CoordinateAxis class
// already normalizes itself, so we just need to check for orthogonality.
if (R * R.transpose() != Matrixd<3, 3>::Identity()) {
throw std::domain_error("Coordinate system isn't special orthogonal");
}
@@ -87,6 +87,18 @@ const CoordinateSystem& CoordinateSystem::NED() {
return instance;
}
Translation3d CoordinateSystem::Convert(const Translation3d& translation,
const CoordinateSystem& from,
const CoordinateSystem& to) {
return translation.RotateBy(from.m_rotation - to.m_rotation);
}
Rotation3d CoordinateSystem::Convert(const Rotation3d& rotation,
const CoordinateSystem& from,
const CoordinateSystem& to) {
return rotation.RotateBy(from.m_rotation - to.m_rotation);
}
Pose3d CoordinateSystem::Convert(const Pose3d& pose,
const CoordinateSystem& from,
const CoordinateSystem& to) {