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/*
CrossFire, A Multiplayer game for X-windows
Copyright (C) 2007 Mark Wedel & Crossfire Development Team
Copyright (C) 1992 Frank Tore Johansen
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
The authors can be reached via e-mail at crossfire-devel@real-time.com
*/
/** @file thrown_object.c
* The implementation of the Thrown Object class of objects.
*/
#include <global.h>
#include <ob_methods.h>
#include <ob_types.h>
#include <sounds.h>
#include <sproto.h>
static method_ret thrown_object_type_process(ob_methods *context, object *op);
/**
* Initializer for the THROWN_OBJ object type.
*/
void init_type_thrown_object(void) {
register_move_on(THROWN_OBJ, common_projectile_move_on);
register_process(THROWN_OBJ, thrown_object_type_process);
}
/**
* Move a thrown object along its course. Uses common_process_projectile.
* @param context The method context
* @param op The thrown object being moved.
* @return METHOD_ERROR if op is not in a map, otherwise METHOD_OK
*/
static method_ret thrown_object_type_process(ob_methods *context, object *op) {
if (op->map == NULL) {
LOG(llevError, "BUG: Thrown object had no map.\n");
object_remove(op);
object_free_drop_inventory(op);
return METHOD_ERROR;
}
/* we need to stop thrown objects at some point. Like here. */
if (op->type == THROWN_OBJ) {
/* If the object that the THROWN_OBJ encapsulates disappears,
* we need to have this object go away also - otherwise, you get
* left over remnants on the map. Where this currently happens
* is if the player throws a bomb - the bomb explodes on its own,
* but this object sticks around. We could handle the cleanup in the
* bomb code, but there are potential other cases where that could happen,
* and it is easy enough to clean it up here.
*/
if (op->inv == NULL) {
object_remove(op);
object_free_drop_inventory(op);
return METHOD_OK;
}
if (op->last_sp-- < 0) {
stop_projectile(op);
return METHOD_OK;
}
}
return common_process_projectile(context, op);
}
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