Vehicle GET_RANDOM_VEHICLE_IN_SPHERE(float x, float y, float z, float radius, Hash modelHash, int flags);
Gets a random vehicle in a sphere at the specified position, of the specified radius.
x: The X-component of the position of the sphere.
y: The Y-component of the position of the sphere.
z: The Z-component of the position of the sphere.
radius: The radius of the sphere. Max is 9999.9004.
modelHash: The vehicle model to limit the selection to. Pass 0 for any model.
flags: The bitwise flags that modifies the behaviour of this function.