Problem 44819. Relative pose in 2D: problem 1

Solution 2605777

Submitted on 24 Jun 2020 by Rocky Mai

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Test	Status	Code Input and Output
1	Pass	T = user_function assert(all(size(T)==3), 'The matrix must be 3x3'); assert(isreal(T), 'The matrix must be real, not complex'); T = -0.3827 0.9239 123.0000 -0.9239 -0.3827 -74.6000 0 0 1.0000
2	Pass	T = user_function assert(isequal(T(3,:), [0 0 1]), 'The bottom row of the homogeneous transformation matrix is not correct') T = -0.3827 0.9239 123.0000 -0.9239 -0.3827 -74.6000 0 0 1.0000
3	Pass	T = user_function assert(isequal(T(1,3),123), 'The representation of the x-coordinate is not correct') T = -0.3827 0.9239 123.0000 -0.9239 -0.3827 -74.6000 0 0 1.0000
4	Pass	T = user_function assert(isequal(T(2,3),-74.6), 'The representation of the y-coordinate is not correct') T = -0.3827 0.9239 123.0000 -0.9239 -0.3827 -74.6000 0 0 1.0000
5	Pass	T = user_function R = T(1:2,1:2); assert( abs(det(R)-1) < 0.01, 'The determinant of the rotation submatrix is not correct') T = -0.3827 0.9239 123.0000 -0.9239 -0.3827 -74.6000 0 0 1.0000
6	Pass	T = user_function R = T(1:2,1:2); assert( abs(atan2d(R(2,1), R(1,1)) + 112.5) < 0.1, 'The rotation matrix is not correct, check your calculation of the heading SSW and whether you are using radians or degrees') T = -0.3827 0.9239 123.0000 -0.9239 -0.3827 -74.6000 0 0 1.0000

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