function [ finalPose, finalVelocityGlobal ] = integrateTrajectory( ... initialPose, omega1Body, velocity1Body, velocity2Body, deltaT) %INTEGRATETRAJECTORY Integrate one trajectory step import gtsam.*; % Rotation: R^1_2 body2in1 = Rot3.Expmap(omega1Body * deltaT); % Velocity 2 in frame 1: v^1_2 = R^1_2 v^2_2 velocity2inertial = body2in1.rotate(Point3(velocity2Body)); % Acceleration: a^1 = (v^1_2 - v^1_1)/dt accelBody1 = (velocity2inertial - velocity1Body) / deltaT; % Velocity 1 in frame W: v^W_1 = R^W_1 v^1_1 initialVelocityGlobal = initialPose.rotation().rotate(Point3(velocity1Body)); % Acceleration in frame W: a^W = R^W_1 a^1 accelGlobal = initialPose.rotation().rotate(Point3(accelBody1)); finalPosition = Point3(initialPose.translation + initialVelocityGlobal * deltaT + 0.5 * accelGlobal * deltaT * deltaT); finalVelocityGlobal = initialVelocityGlobal + accelGlobal * deltaT; finalRotation = initialPose.rotation.compose(body2in1); finalPose = Pose3(finalRotation, finalPosition); end