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Comparing deliantra/server/common/exp.C (file contents):
Revision 1.7 by pippijn, Mon Dec 11 19:46:46 2006 UTC vs.
Revision 1.25 by root, Sun Nov 29 09:41:27 2009 UTC

1/* 1/*
2 CrossFire, A Multiplayer game for X-windows 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 3 *
4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
4 Copyright (C) 2002 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
5 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (©) 1992,2007 Frank Tore Johansen
6 7 *
7 This program is free software; you can redistribute it and/or modify 8 * Deliantra is free software: you can redistribute it and/or modify it under
8 it under the terms of the GNU General Public License as published by 9 * the terms of the Affero GNU General Public License as published by the
9 the Free Software Foundation; either version 2 of the License, or 10 * Free Software Foundation, either version 3 of the License, or (at your
10 (at your option) any later version. 11 * option) any later version.
11 12 *
12 This program is distributed in the hope that it will be useful, 13 * This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details. 16 * GNU General Public License for more details.
16 17 *
17 You should have received a copy of the GNU General Public License 18 * You should have received a copy of the Affero GNU General Public License
18 along with this program; if not, write to the Free Software 19 * and the GNU General Public License along with this program. If not, see
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * <http://www.gnu.org/licenses/>.
20 21 *
21 The authors can be reached via e-mail at <crossfire@schmorp.de> 22 * The authors can be reached via e-mail to <support@deliantra.net>
22*/ 23 */
23 24
24#include <stdio.h> 25#include <stdio.h>
25#include <global.h> 26#include <global.h>
26 27
27sint64 *levels; 28sint64 *levels;
28 29
29float exp_att_mult[NROFATTACKS + 2] = { 30static float exp_att_mult[NROFATTACKS + 2] = {
30 0.0, /* AT_PHYSICAL */ 31 0.0, /* AT_PHYSICAL */
31 0.0, /* AT_MAGIC */ 32 0.0, /* AT_MAGIC */
32 0.0, /* AT_FIRE */ 33 0.0, /* AT_FIRE */
33 0.0, /* AT_ELECTRICITY */ 34 0.0, /* AT_ELECTRICITY */
34 0.0, /* AT_COLD */ 35 0.0, /* AT_COLD */
… …
47 0.0, /* AT_DEATH */ 48 0.0, /* AT_DEATH */
48 0.0, /* AT_CHAOS */ 49 0.0, /* AT_CHAOS */
49 0.0 /* AT_COUNTERSPELL */ 50 0.0 /* AT_COUNTERSPELL */
50}; 51};
51 52
52float exp_prot_mult[NROFATTACKS + 2] = { 53static float exp_prot_mult[NROFATTACKS + 2] = {
53 0.4, /* AT_PHYSICAL */ 54 0.4, /* AT_PHYSICAL */
54 0.5, /* AT_MAGIC */ 55 0.5, /* AT_MAGIC */
55 0.1, /* AT_FIRE */ 56 0.1, /* AT_FIRE */
56 0.1, /* AT_ELECTRICITY */ 57 0.1, /* AT_ELECTRICITY */
57 0.1, /* AT_COLD */ 58 0.1, /* AT_COLD */
… …
71 0.0, /* AT_CHAOS */ 72 0.0, /* AT_CHAOS */
72 0.0 /* AT_COUNTERSPELL */ 73 0.0 /* AT_COUNTERSPELL */
73}; 74};
74 75
75/* 76/*
77 * Returns true if the monster specified has any innate abilities.
78 */
79static int
80has_ability (const object *ob)
81{
82 object *tmp;
83
84 for (tmp = ob->inv; tmp != NULL; tmp = tmp->below)
85 if (tmp->type == SPELL || tmp->type == SPELLBOOK)
86 return true;
87 return false;
88}
89
90/*
76 * new_exp() is an alternative way to calculate experience based 91 * new_exp() is an alternative way to calculate experience based
77 * on the ability of a monster. 92 * on the ability of a monster.
78 * It's far from perfect, and doesn't consider everything which 93 * It's far from perfect, and doesn't consider everything which
79 * can be considered, thus it's only used in debugging. 94 * can be considered, thus it's only used in debugging.
80 * this is only used with one of the dumpflags, 95 * this is only used with one of the dumpflags,
81 * and not anyplace in the code. 96 * and not anyplace in the code.
82 */ 97 */
83
84int 98int
85new_exp (const object *ob) 99new_exp (const object *ob)
86{ 100{
87 double att_mult, prot_mult, spec_mult; 101 double att_mult, prot_mult, spec_mult;
88 double exp; 102 double exp;
… …
98 * the doubling is to take into account the table and resistances 112 * the doubling is to take into account the table and resistances
99 * are lower than they once were. 113 * are lower than they once were.
100 */ 114 */
101 prot_mult += (exp_prot_mult[i] * 200 * ob->resist[i]) / 100.0; 115 prot_mult += (exp_prot_mult[i] * 200 * ob->resist[i]) / 100.0;
102 } 116 }
117
103 spec_mult += (0.3 * (QUERY_FLAG (ob, FLAG_SEE_INVISIBLE) != 0)) + 118 spec_mult += (0.3 * (QUERY_FLAG (ob, FLAG_SEE_INVISIBLE) != 0)) +
104 (0.5 * (QUERY_FLAG (ob, FLAG_SPLITTING) != 0)) + 119 (0.5 * (QUERY_FLAG (ob, FLAG_SPLITTING) != 0)) +
105 (0.3 * (QUERY_FLAG (ob, FLAG_HITBACK) != 0)) + 120 (0.3 * (QUERY_FLAG (ob, FLAG_HITBACK) != 0)) +
106 (0.1 * (QUERY_FLAG (ob, FLAG_REFL_MISSILE) != 0)) + 121 (0.1 * (QUERY_FLAG (ob, FLAG_REFL_MISSILE) != 0)) +
107 (0.3 * (QUERY_FLAG (ob, FLAG_REFL_SPELL) != 0)) + 122 (0.3 * (QUERY_FLAG (ob, FLAG_REFL_SPELL) != 0)) +
… …
112 127
113 exp = (ob->stats.maxhp < 5) ? 5 : ob->stats.maxhp; 128 exp = (ob->stats.maxhp < 5) ? 5 : ob->stats.maxhp;
114 exp *= (QUERY_FLAG (ob, FLAG_CAST_SPELL) && has_ability (ob)) ? (40 + (ob->stats.maxsp > 80 ? 80 : ob->stats.maxsp)) / 40 : 1; 129 exp *= (QUERY_FLAG (ob, FLAG_CAST_SPELL) && has_ability (ob)) ? (40 + (ob->stats.maxsp > 80 ? 80 : ob->stats.maxsp)) / 40 : 1;
115 exp *= (80.0 / (70.0 + ob->stats.wc)) * (80.0 / (70.0 + ob->stats.ac)) * (50.0 + ob->stats.dam) / 50.0; 130 exp *= (80.0 / (70.0 + ob->stats.wc)) * (80.0 / (70.0 + ob->stats.ac)) * (50.0 + ob->stats.dam) / 50.0;
116 exp *= att_mult * prot_mult * spec_mult; 131 exp *= att_mult * prot_mult * spec_mult;
117 exp *= 2.0 / (2.0 - ((FABS (ob->speed) < 0.95) ? FABS (ob->speed) : 0.95)); 132 exp *= 2.0 / (2.0 - min (ob->speed, 0.95));
118 exp *= (20.0 + ob->stats.Con) / 20.0; 133 exp *= (20.0 + ob->stats.Con) / 20.0;
119 if (QUERY_FLAG (ob, FLAG_STAND_STILL)) 134 if (QUERY_FLAG (ob, FLAG_STAND_STILL))
120 exp /= 2; 135 exp /= 2;
121 136
122 return (int) exp; 137 return exp;
123}
124
125/*
126 * Returns true if the monster specified has any innate abilities.
127 */
128
129int
130has_ability (const object *ob)
131{
132 object *tmp;
133
134 for (tmp = ob->inv; tmp != NULL; tmp = tmp->below)
135 if (tmp->type == SPELL || tmp->type == SPELLBOOK)
136 return true;
137 return false;
138} 138}
139 139
140/* This loads the experience table from the exp_table 140/* This loads the experience table from the exp_table
141 * file. This tends to exit on any errors, since it 141 * file. This tends to exit on any errors, since it
142 * populates the table as it goes along, so if there 142 * populates the table as it goes along, so if there
143 * are errors, the table is likely in an inconsistent 143 * are errors, the table is likely in an inconsistent
144 * state. 144 * state.
145 */ 145 */
146void 146void
147init_experience (void) 147init_experience ()
148{ 148{
149 char buf[MAX_BUF], *cp; 149 char buf[MAX_BUF], *cp;
150 int lastlevel = 0, comp; 150 int lastlevel = 0, comp;
151 sint64 lastexp = -1, tmpexp; 151 sint64 lastexp = -1, tmpexp;
152 FILE *fp; 152 FILE *fp;
153
154 153
155 sprintf (buf, "%s/exp_table", settings.confdir); 154 sprintf (buf, "%s/exp_table", settings.confdir);
156 155
157 if ((fp = open_and_uncompress (buf, 0, &comp)) == NULL) 156 if ((fp = open_and_uncompress (buf, 0, &comp)) == NULL)
158 { 157 {
… …
202 /* Do some sanity checking - if value is bogus, just exit because 201 /* Do some sanity checking - if value is bogus, just exit because
203 * the table otherwise is probably in an inconsistent state 202 * the table otherwise is probably in an inconsistent state
204 */ 203 */
205 if (tmpexp <= lastexp) 204 if (tmpexp <= lastexp)
206 { 205 {
207 LOG (llevError, "Experience for level %d is lower than previous level (%lld <= %lld)\n", lastlevel + 1, tmpexp, lastexp); 206 LOG (llevError, "Experience for level %d is lower than previous level (%" PRId64 " <= %" PRId64 ")\n", lastlevel + 1, tmpexp, lastexp);
208 exit (1); 207 exit (1);
209 } 208 }
210 lastlevel++; 209 lastlevel++;
211 if (lastlevel > settings.max_level) 210 if (lastlevel > settings.max_level)
212 { 211 {
… …
230 LOG (llevError, "Warning: exp_table does not have %d entries (%d)\n", settings.max_level, lastlevel); 229 LOG (llevError, "Warning: exp_table does not have %d entries (%d)\n", settings.max_level, lastlevel);
231 exit (1); 230 exit (1);
232 } 231 }
233} 232}
234 233
235/* Dump the table - useful in terms of debugging to make sure the
236 * format of the exp_table is correct.
237 */
238
239void
240dump_experience ()
241{
242 int i;
243
244 for (i = 1; i <= settings.max_level; i++)
245 {
246 fprintf (logfile, "%4d %20lld\n", i, (long long) levels[i]);
247 }
248 exit (0);
249}

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