Crossfire Server, Trunk
player_mover.cpp
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1 /*
2  CrossFire, A Multiplayer game for X-windows
3 
4  Copyright (C) 2007 Mark Wedel & Crossfire Development Team
5  Copyright (C) 1992 Frank Tore Johansen
6 
7  This program is free software; you can redistribute it and/or modify
8  it under the terms of the GNU General Public License as published by
9  the Free Software Foundation; either version 2 of the License, or
10  (at your option) any later version.
11 
12  This program is distributed in the hope that it will be useful,
13  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  GNU General Public License for more details.
16 
17  You should have received a copy of the GNU General Public License
18  along with this program; if not, write to the Free Software
19  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 
21  The authors can be reached via e-mail at crossfire-devel@real-time.com
22 */
23 
27 #include <global.h>
28 #include <ob_methods.h>
29 #include <ob_types.h>
30 #include <sounds.h>
31 #include <sproto.h>
32 
33 static method_ret player_mover_type_move_on(object *trap, object *victim, object *originator);
34 
40 }
48 static method_ret player_mover_type_move_on(object *trap, object *victim, object *originator) {
49  if (common_pre_ob_move_on(trap, victim, originator) == METHOD_ERROR)
50  return METHOD_OK;
51  if (trap->attacktype
52  && (trap->level || victim->type != PLAYER)
53  && !should_director_abort(trap, victim)) {
54  if (!trap->stats.maxsp)
55  trap->stats.maxsp = 2;
56 
57  /* Is this correct? From the docs, it doesn't look like it
58  * should be divided by trap->speed
59  */
60  victim->speed_left = -FABS(trap->stats.maxsp*victim->speed/trap->speed);
61 
62  /* Just put in some sanity check. I think there is a bug in the
63  * above with some objects have zero speed, and thus the player
64  * getting permanently paralyzed.
65  */
66  if (victim->speed_left < -50.0)
67  victim->speed_left = -50.0;
68  }
69  common_post_ob_move_on(trap, victim, originator);
70  return METHOD_OK;
71 }
PLAYER
@ PLAYER
Definition: object.h:110
init_type_player_mover
void init_type_player_mover(void)
Definition: player_mover.cpp:38
global.h
FABS
#define FABS(x)
Definition: define.h:22
METHOD_OK
#define METHOD_OK
Definition: ob_methods.h:15
register_move_on
void register_move_on(int ob_type, move_on_func method)
Definition: ob_types.cpp:89
liv::maxsp
int16_t maxsp
Definition: living.h:43
player_mover_type_move_on
static method_ret player_mover_type_move_on(object *trap, object *victim, object *originator)
Definition: player_mover.cpp:48
common_pre_ob_move_on
method_ret common_pre_ob_move_on(object *trap, object *victim, object *originator)
Definition: common_apply.cpp:35
PLAYERMOVER
@ PLAYERMOVER
Definition: object.h:143
should_director_abort
int should_director_abort(const object *op, const object *victim)
Definition: apply.cpp:68
obj::speed
float speed
Definition: object.h:335
sproto.h
method_ret
char method_ret
Definition: ob_methods.h:14
ob_types.h
sounds.h
obj::stats
living stats
Definition: object.h:376
reputation.victim
victim
Definition: reputation.py:14
METHOD_ERROR
#define METHOD_ERROR
Definition: ob_methods.h:17
ob_methods.h
obj::attacktype
uint32_t attacktype
Definition: object.h:350
common_post_ob_move_on
void common_post_ob_move_on(object *trap, object *victim, object *originator)
Definition: common_apply.cpp:67
obj::level
int16_t level
Definition: object.h:359