In DM, Tourney and Team DM the only points you will get is from frags.
In CTF and other team games you will gain some extra points for defending and capturing:
#define CTF_CAPTURE_BONUS 5 // what you get for capture
#define CTF_TEAM_BONUS 0 // what your team gets for capture
#define CTF_RECOVERY_BONUS 1 // what you get for recovery
#define CTF_FLAG_BONUS 0 // what you get for picking up enemy flag
#define CTF_FRAG_CARRIER_BONUS 2 // what you get for fragging enemy flag carrier
#define CTF_CARRIER_DANGER_PROTECT_BONUS 2 // bonus for fraggin someone who has recently hurt your flag carrier
#define CTF_CARRIER_PROTECT_BONUS 1 // bonus for fraggin someone while either you or your target are near your flag carrier
#define CTF_FLAG_DEFENSE_BONUS 1 // bonus for fraggin someone while either you or your target are near your flag
#define CTF_RETURN_FLAG_ASSIST_BONUS 1 // awarded for returning a flag that causes a capture to happen almost immediately
#define CTF_FRAG_CARRIER_ASSIST_BONUS 2 // award for fragging a flag carrier if a capture happens almost immediately