Returns the resulting vector of the matrix-vector product.
Only accepts a 3x3 matrix and 3D vector.
|_matrix||3x3 matrix, which serves as a map. ARRAY|
|_vector||3D vector that is mapped. ARRAY|
|_returnVector||3D vector returned after matrix multiplication ARRAY|
// point reflection at origin [0,0,0] [[[-1,0,0],[0,-1,0],[0,0,-1]], [1,2,3]] call CBA_fnc_vectMap3D;