remove some tautological comment

field.cpp

@@ -161,8 +161,6 @@ void field::reload_field_info() {
 		pduel->write_buffer32(peffect->description);
 	}
 }
-// The core of moving cards, and Debug.AddCard() will call this function directly.
-// check Fusion/S/X monster redirection by the rule, set fieldid_r
 void field::add_card(uint8 playerid, card* pcard, uint8 location, uint8 sequence, uint8 pzone) {
 	if (pcard->current.location != 0)
 		return;
@@ -294,13 +292,6 @@ void field::remove_card(card* pcard) {
 	pcard->current.location = 0;
 	pcard->current.sequence = 0;
 }
-// moving cards:
-// 1. draw()
-// 2. discard_deck()
-// 3. swap_control()
-// 4. control_adjust()
-// 5. move_card()
-// check Fusion/S/X monster redirection by the rule
 void field::move_card(uint8 playerid, card* pcard, uint8 location, uint8 sequence, uint8 pzone) {
 	if (!is_location_useable(playerid, location, sequence))
 		return;
@@ -615,7 +606,6 @@ card* field::get_field_card(uint32 playerid, uint32 location, uint32 sequence) {
 	}
 	return 0;
 }
-// return: the given slot in LOCATION_MZONE or all LOCATION_SZONE is available or not
 int32 field::is_location_useable(uint32 playerid, uint32 location, uint32 sequence) {
 	uint32 flag = player[playerid].disabled_location | player[playerid].used_location;
 	if (location == LOCATION_MZONE) {

operations.cpp

@@ -3980,7 +3980,6 @@ int32 field::send_to(uint16 step, group * targets, effect * reason_effect, uint3
 		} else if(dest == LOCATION_REMOVED) {
 			core.hint_timing[control_player] |= TIMING_REMOVE;
 		}
-		//call move_card()
 		if(pcard->current.controler != playerid || pcard->current.location != dest) {
 			pduel->write_buffer8(MSG_MOVE);
 			pduel->write_buffer32(pcard->data.code);
@@ -4508,7 +4507,6 @@ int32 field::move_to_field(uint16 step, card* target, uint32 enable, uint32 ret,
 		pduel->write_buffer32(target->get_info_location());
 		if(target->overlay_target)
 			target->overlay_target->xyz_remove(target);
-		// call move_card()
 		move_card(playerid, target, location, target->temp.sequence, pzone);
 		target->current.position = returns.ivalue[0];
 		target->set_status(STATUS_LEAVE_CONFIRMED, FALSE);