llgetcameraaspect_fov_demo.lsl

integer gHasPerms = FALSE;

function printCameraInfo() {
    float aspect = llGetCameraAspect();
    float fov = llGetCameraFOV();
    llOwnerSay("aspect = " + (string)aspect + "  FOV = " + (string)fov);
}

default {
    on_rez(integer a) {
        llResetScript();
    }
    
    state_entry() {
        llRequestPermissions(llGetOwner(), PERMISSION_TRACK_CAMERA);
    }
    
    run_time_permissions(integer perms) {
        if (perms & PERMISSION_TRACK_CAMERA) {
            gHasPerms = TRUE;
            printCameraInfo();
        }
    }

    touch_start(integer count)
    {
        if (gHasPerms) {
            printCameraInfo();
        } else {
            llRequestPermissions(llGetOwner(), PERMISSION_TRACK_CAMERA);
        }
    }
}