+ // Don't provide set_fov_ratio explicitely. Use set_aspect_ratio
+ // instead.
+ inline void set_aspect_ratio( double r ) {
+ aspect_ratio = r;
+ fov_ratio = atan(tan(fov/2 * SG_DEGREES_TO_RADIANS) * aspect_ratio) *
+ SG_RADIANS_TO_DEGREES / (fov/2);
+ }