CameraCommand(const std::set< AWindow * > &win, const Point3df *observerpos=0, const aims::Quaternion *viewq=0, float zoom=0, const aims::Quaternion *sliceq=0, bool forcedraw=false, const Point4df *curpos=0, const Point3df *bbmin=0, const Point3df *bbmax=0, const Point3df *sliceplane=0)
Context for commands processor readers (APipeReader etc)