--- deliantra/server/common/arch.C 2007/09/04 18:20:35 1.69
+++ deliantra/server/common/arch.C 2009/11/06 12:49:19 1.94
@@ -1,44 +1,37 @@
/*
- * This file is part of Crossfire TRT, the Roguelike Realtime MORPG.
+ * This file is part of Deliantra, the Roguelike Realtime MMORPG.
*
- * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
+ * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
* Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
* Copyright (©) 1992,2007 Frank Tore Johansen
*
- * Crossfire TRT 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 3 of the License, or
- * (at your option) any later version.
+ * Deliantra is free software: you can redistribute it and/or modify it under
+ * the terms of the Affero GNU General Public License as published by the
+ * Free Software Foundation, either version 3 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, see .
+ * You should have received a copy of the Affero GNU General Public License
+ * and the GNU General Public License along with this program. If not, see
+ * .
*
- * The authors can be reached via e-mail to
+ * The authors can be reached via e-mail to
*/
#include
#include
-#include
#include
#include
#include
-/* The naming of these functions is really poor - they are all
- * pretty much named '.._arch_...', but they may more may not
- * return archetypes. Some make the arch_to_object call, and thus
- * return an object. Perhaps those should be called 'archob' functions
- * to denote they return an object derived from the archetype.
- * MSW 2003-04-29
- */
-
-archetype *loading_arch; // ugly flag to object laoder etc. to suppress/request special processing
+archetype *loading_arch; // ugly flag to object loader etc. to suppress/request special processing
+arch_ptr archetype::empty;
// the hashtable
typedef std::tr1::unordered_map
@@ -50,8 +43,37 @@
slice_allocator< std::pair >
> HT;
-static HT ht (5000);
+static HT ht (10000);
archvec archetypes;
+static unordered_vector allarch;
+static int dirtycnt;
+
+// the vector of other_arch references to be resolved
+static std::vector< std::pair > postponed_arch_ref;
+// the vector of loaded but not yet committed archetypes
+static std::vector postponed_arch;
+
+//+GPL
+
+/*
+ * Creates an object. This function is called by get_archetype()
+ * if it fails to find the appropriate archetype.
+ * Thus get_archetype() will be guaranteed to always return
+ * an object, and never NULL.
+ */
+static object *
+create_singularity (const char *name)
+{
+ LOG (llevError | logBacktrace, "FATAL: creating singularity for '%s'.\n", name);
+
+ if (!strcmp (name, "bug"))
+ abort ();
+
+ object *op = archetype::get (shstr_bug);
+ op->name = op->name_pl = format ("bug, please report (missing archetype %s)", name);
+
+ return op;
+}
/**
* GROS - This function retrieves an archetype given the name that appears
@@ -105,7 +127,7 @@
for_all_archetypes (at)
if (at->skill == skill_cmp && (type == -1 || type == at->type))
- return arch_to_object (at);
+ return at->instance ();
return 0;
}
@@ -136,23 +158,22 @@
* - a corresponding object if found; a singularity object if not found.
* Note by MSW - it appears that it takes the full name and keeps
* shortening it until it finds a match. I re-wrote this so that it
- * doesn't malloc it each time - not that this function is used much,
+ * doesn't allocate it each time - not that this function is used much,
* but it otherwise had a big memory leak.
*/
object *
get_archetype_by_object_name (const char *name)
{
char tmpname[MAX_BUF];
- int i;
assign (tmpname, name);
- for (i = strlen (tmpname); i > 0; i--)
+ for (int i = strlen (tmpname); i > 0; i--)
{
tmpname[i] = 0;
if (archetype *at = find_archetype_by_object_name (tmpname))
- return arch_to_object (at);
+ return at->instance ();
}
return create_singularity (name);
@@ -196,6 +217,7 @@
/* unpaid is a little more specific */
if (!strcmp (cp, "unpaid") && QUERY_FLAG (op, FLAG_UNPAID))
return 2;
+
if (!strcmp (cp, "cursed") && QUERY_FLAG (op, FLAG_KNOWN_CURSED) && (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED)))
return 2;
@@ -227,30 +249,32 @@
* later. So keep it in descending order here, so we try for the best
* match first, and work downward.
*/
+ const char *qbn0, *qbn1, *qsn; // query base name/short name caches
+
if (!strcasecmp (cp, query_name (op)))
retval = 20;
- else if (!strcasecmp (cp, query_short_name (op)))
+ else if (!strcasecmp (cp, qsn = query_short_name (op)))
retval = 18;
- else if (!strcasecmp (cp, query_base_name (op, 0)))
+ else if (!strcasecmp (cp, qbn0 = query_base_name (op, 0)))
retval = 16;
- else if (!strcasecmp (cp, query_base_name (op, 1)))
+ else if (!strcasecmp (cp, qbn1 = query_base_name (op, 1)))
retval = 16;
else if (op->custom_name && !strcasecmp (cp, op->custom_name))
retval = 15;
- else if (!strncasecmp (cp, query_base_name (op, 0), strlen (cp)))
+ else if (!strncasecmp (cp, qbn0, strlen (cp)))
retval = 14;
- else if (!strncasecmp (cp, query_base_name (op, 1), strlen (cp)))
+ else if (!strncasecmp (cp, qbn1, strlen (cp)))
retval = 14;
/* Do substring checks, so things like 'Str+1' will match.
* retval of these should perhaps be lower - they are lower
* then the specific strcasecmp aboves, but still higher than
* some other match criteria.
*/
- else if (strstr (query_base_name (op, 1), cp))
+ else if (strstr (qbn1, cp))
retval = 12;
- else if (strstr (query_base_name (op, 0), cp))
+ else if (strstr (qbn0, cp))
retval = 12;
- else if (strstr (query_short_name (op), cp))
+ else if (strstr (qsn, cp))
retval = 12;
/* Check against plural/non plural based on count. */
else if (count > 1 && !strcasecmp (cp, op->name_pl))
@@ -261,7 +285,7 @@
else if (strcasecmp (cp, op->name) == 0 && !count)
retval = 4;
/* Check for partial custom name, but give a real low priority */
- else if (op->custom_name && strstr (op->custom_name, cp))
+ else if (op->custom_name.contains (cp))
retval = 3;
if (retval)
@@ -276,9 +300,10 @@
return 0;
}
+//-GPL
+
archetype::archetype (const char *name)
{
- stub = true;
arch = this;
this->archname = this->name = this->name_pl = name;
}
@@ -291,19 +316,21 @@
void
archetype::link ()
{
- ht.insert (std::make_pair (archname, this));
-
if (!archetypes.contains (this))
- archetypes.insert (this);
+ {
+ archetypes.insert (this);
+ ht.insert (std::make_pair (archname, this));
+ }
}
void
archetype::unlink ()
{
- ht.erase (archname);
-
if (archetypes.contains (this))
- archetypes.erase (this);
+ {
+ archetypes.erase (this);
+ ht.erase (archname);
+ }
}
/*
@@ -325,45 +352,17 @@
}
archetype *
-archetype::get (const char *name)
-{
- if (!name)
- {
- LOG (llevError, "null archetype requested\n");
- name = "(null)";
- }
-
- if (loading_arch && !strcmp (&loading_arch->archname, name))
- return loading_arch;
-
- archetype *at = find (name);
-
- if (!at)
- {
- at = new archetype (name);
- at->link ();
- }
-
- return at;
-}
-
-archetype *
archetype::read (object_thawer &f)
{
assert (f.kw == KW_object);
std::vector parts;
- coroapi::cede_to_tick_every (10);
+ coroapi::cede_to_tick ();
for (;;)
{
- // the archetype might have been referenced earlier
- // so try to find an existing stub archetype first
- archetype *at = find (f.get_str ());
-
- if (!at || !at->stub)
- at = new archetype (f.get_str ());
+ archetype *at = new archetype (f.get_str ());
f.next ();
@@ -436,10 +435,6 @@
}
}
- // deactivate existing archetype
- for (archetype *at = old_head; at; at = (archetype *)at->more)
- at->unlink ();
-
// assemble new chain
new_head->min_x = new_head->max_x = new_head->x;
new_head->min_y = new_head->max_y = new_head->y;
@@ -449,7 +444,7 @@
{
archetype *at = *p;
- // some flags get inherited formt he head (probably a lot more)
+ // some flags get inherited from the head (probably a lot more)
// doing it here doesn't feel too cozy, but it allows code
// to ignore head checks for these flags, which saves time
at->flag [FLAG_ALIVE] = new_head->flag [FLAG_ALIVE];
@@ -457,90 +452,123 @@
at->flag [FLAG_MONSTER] = new_head->flag [FLAG_MONSTER];
at->flag [FLAG_IS_FLOOR] = new_head->flag [FLAG_IS_FLOOR];
- if (at->x < new_head->min_x) new_head->min_x = at->x;
- if (at->y < new_head->min_y) new_head->min_y = at->y;
- if (at->x > new_head->max_x) new_head->max_x = at->x;
- if (at->y > new_head->max_y) new_head->max_y = at->y;
+ new_head->min_x = min (new_head->min_x, at->x);
+ new_head->min_y = min (new_head->min_y, at->y);
+ new_head->max_x = max (new_head->max_x, at->x);
+ new_head->max_y = max (new_head->max_y, at->y);
at->head = new_head;
less->more = at;
less = at;
}
- // now activate it
- for (auto (p, parts.begin ()); p != parts.end (); ++p)
- {
- archetype *at = *p;
- at->stub = false;
- at->link ();
- }
+ postponed_arch.insert (postponed_arch.end (), parts.begin (), parts.end ());
return new_head;
}
fail:
for (auto (p, parts.begin ()); p != parts.end (); ++p)
- (*p)->destroy (true);
+ (*p)->destroy ();
return 0;
}
-/*
- * Initialize global archtype pointers:
- */
void
-init_archetype_pointers ()
+archetype::postpone_arch_ref (arch_ptr &ref, const_utf8_string other_arch)
{
- ring_arch = archetype::find ("ring");
- amulet_arch = archetype::find ("amulet");
- staff_arch = archetype::find ("staff");
- crown_arch = archetype::find ("crown");
- empty_archetype = archetype::find ("empty_archetype");
+ ref = 0;
+ postponed_arch_ref.push_back (std::pair(&ref, shstr (other_arch)));
}
-/*
- * Creates and returns a new object which is a copy of the given archetype.
- * This function returns NULL on failure.
- */
-object *
-arch_to_object (archetype *at)
+void
+archetype::commit_load ()
{
- if (!at)
+ // unlink old archetypes and link in new ones */
+ for (auto (p, postponed_arch.begin ()); p != postponed_arch.end (); ++p)
{
- LOG (llevError, "Couldn't find archetype.\n");
- return 0;
+ archetype *at = *p;
+
+ if (archetype *old = find (at->archname))
+ old->unlink ();
+
+ allarch.push_back (at);
+
+ at->link ();
+ ++dirtycnt;
}
- object *op = at->clone ();
- op->arch = at;
- op->instantiate ();
+ postponed_arch.clear ();
- return op;
+ // now resolve arch references
+ for (auto (p, postponed_arch_ref.begin ()); p != postponed_arch_ref.end (); ++p)
+ {
+ arch_ptr *ap = p->first;
+ archetype *at = find (p->second);
+
+ if (!at)
+ LOG (llevError, "unable to resolve postponed arch reference to '%s'", &p->second);
+
+ *ap = at;
+ }
+
+ postponed_arch_ref.clear ();
+
+ empty = find (shstr_empty_archetype);
}
-/*
- * Creates an object. This function is called by get_archetype()
- * if it fails to find the appropriate archetype.
- * Thus get_archetype() will be guaranteed to always return
- * an object, and never NULL.
- */
-object *
-create_singularity (const char *name)
+void
+archetype::gc ()
{
- LOG (llevError | logBacktrace, "FATAL: creating singularity for '%s'.\n", name);
+ int cnt = max (1, min (allarch.size () / 128, dirtycnt));
+ dirtycnt = max (0, dirtycnt - cnt);
- if (!strcmp (name, "bug"))
- abort ();
+ do
+ {
+ static int idx;
- char buf[MAX_BUF];
- sprintf (buf, "bug, please report (%s)", name);
+ if (idx >= allarch.size ())
+ if (idx)
+ idx = 0;
+ else
+ return;
- object *op = get_archetype ("bug");
- op->name = op->name_pl = buf;
+ archetype *at = allarch [idx];
+ if (at->refcnt_cnt () > 1) // all arches have ONE refcount from their object
+ ++idx;
+ else
+ {
+ LOG (llevDebug, "garbage collect arch %s", &at->archname);
+ assert (at->arch == at); // verify that refcnt == 1 is truly valid
+ allarch.erase (idx);
+
+ // break chain
+ for (object *op = at->head_ (); op; )
+ {
+ object *next = op->more;
+ op->head = 0;
+ op->more = 0;
+ op = next;
+ }
+
+ at->destroy ();
+ at->arch = 0;
+ }
+ }
+ while (--cnt);
+}
+
+object *
+archetype::instance ()
+{
+ object *op = clone ();
+ op->instantiate ();
return op;
}
+//+GPL
+
/*
* Finds which archetype matches the given name, and returns a new
* object containing a copy of the archetype.
@@ -548,12 +576,18 @@
object *
get_archetype (const char *name)
{
- archetype *at = archetype::find (name);
+ return archetype::get (name);
+}
+
+object *
+archetype::get (const char *name)
+{
+ archetype *at = find (name);
if (!at)
return create_singularity (name);
- return arch_to_object (at);
+ return at->instance ();
}
/*
@@ -578,17 +612,15 @@
object *
clone_arch (int type)
{
- archetype *at;
+ archetype *at = type_to_archetype (type);
- if ((at = type_to_archetype (type)) == NULL)
+ if (!at)
{
LOG (llevError, "Can't clone archetype %d\n", type);
return 0;
}
- object *op = at->clone ();
- op->instantiate ();
- return op;
+ return at->instance ();
}
/*
@@ -601,7 +633,7 @@
while (at)
{
- op = arch_to_object (at);
+ op = at->instance ();
op->x = at->x;
op->y = at->y;
@@ -619,3 +651,5 @@
return head;
}
+//-GPL
+