Computer-implemented method for modelling a projection of a scene in three-dimensional space into a composite image by a camera system comprising a plurality of cameras, wherein the plurality of cameras are large field-of-view cameras, comprising: subsequently projecting the scene onto a plurality of camera unit spheres (S0, S1) and a compositing unit sphere and; wherein each camera unit sphere of the plurality of camera unit spheres (S0, S1) represents one camera of the plurality of cameras, respectively; wherein the compositing unit sphere unifies the plurality of camera unit spheres (S0, S1), wherein a compositing unit sphere centre of the compositing unit sphere is equally distanced by a unified offset ( β) to each camera unit sphere centre (C0, C1) of the plurality of camera unit spheres (S0, S1); wherein a radius (r) of the camera unit spheres (S0, S1) and the compositing unit sphere corresponds to an alignment distance, wherein the alignment distance relates to an extrinsic distance between the camera system and a point of interest; wherein subsequently projecting the scene onto a plurality of camera unit spheres (S0, S1) and a compositing unit sphere comprises: transforming the points of the scene from image coordinates into camera coordinates; wherein transforming the points of the scene from image coordinates into camera coordinates reflects a projection of the scene from image planes of the cameras onto the plurality of camera unit spheres; and transforming the points of the scene from the camera coordinates into extrinsic coordinates, wherein the compositing unit sphere centre defines a coordinate system centre of the camera coordinate system; wherein before subsequently projecting the scene onto a plurality of camera unit spheres and a compositing unit sphere, the method comprises: acquiring the alignment distance; determining a common origin for the compositing unit sphere where extrinsic distances (t) amongst cameras in the plurality of cameras are used; determining the unified offset ( β) using the alignment distance and common origin for the compositing unit sphere. subsequently projecting the scene onto a plurality of camera unit spheres (S0, S1) and a compositing unit sphere and; wherein each camera unit sphere of the plurality of camera unit spheres (S0, S1) represents one camera of the plurality of cameras, respectively; wherein the compositing unit sphere unifies the plurality of camera unit spheres (S0, S1), wherein a compositing unit sphere centre of the compositing unit sphere is equally distanced by a unified offset ( β) to each camera unit sphere centre (C0, C1) of the plurality of camera unit spheres (S0, S1); wherein a radius (r) of the camera unit spheres (S0, S1) and the compositing unit sphere corresponds to an alignment distance, wherein the alignment distance relates to an extrinsic distance between the camera system and a point of interest; wherein subsequently projecting the scene onto a plurality of camera unit spheres (S0, S1) and a compositing unit sphere comprises: transforming the points of the scene from image coordinates into camera coordinates; wherein transforming the points of the scene from image coordinates into camera coordinates reflects a projection of the scene from image planes of the cameras onto the plurality of camera unit spheres; and transforming the points of the scene from the camera coordinates into extrinsic coordinates, wherein the compositing unit sphere centre defines a coordinate system centre of the camera coordinate system; wherein before subsequently projecting the scene onto a plurality of camera unit spheres and a compositing unit sphere, the method comprises: acquiring the alignment distance; determining a common origin for the compositing unit sphere where extrinsic distances (t) amongst cameras in the plurality of cameras are used; transforming the points of the scene from image coordinates into camera coordinates; wherein transforming the points of the scene from image coordinates into camera coordinates reflects a projection of the scene from image planes of the cameras onto the plurality of camera unit spheres; and transforming the points of the scene from the camera coordinates into extrinsic coordinates, wherein the compositing unit sphere centre defines a coordinate system centre of the camera coordinate system; wherein before subsequently projecting the scene onto a plurality of camera unit spheres and a compositing unit sphere, the method comprises: acquiring the alignment distance; determining a common origin for the compositing unit sphere where extrinsic distances (t) amongst cameras in the plurality of cameras are used; acquiring the alignment distance; determining a common origin for the compositing unit sphere where extrinsic distances (t) amongst cameras in the plurality of cameras are used;