GitHub repo

boundary: -5, -5, xz-5 / 5 ,5, 5 boundary: -20, 0, -20 / -10, 10, -10 boundary: -1, -1, -1 / 1 ,1, 1 remove boundary
Enclose also the camera into the boundary

infinity dolly
vertical drag to move forward
truck( -1, 0 ) truck( +1, 0 ) forward( +1 ) forward( -1 )
reset