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limits.c
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1991-03-01
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/* ************************************************************************
* file: limits.c , Limit and gain control module. Part of DIKUMUD *
* Usage: Procedures controling gain and limit. *
* Copyright (C) 1990, 1991 - see 'license.doc' for complete information. *
************************************************************************* */
#include <stdio.h>
#include <assert.h>
#include "structs.h"
#include "limits.h"
#include "utils.h"
#include "spells.h"
#include "comm.h"
#define READ_TITLE(ch) (GET_SEX(ch) == SEX_MALE ? \
titles[GET_CLASS(ch)-1][GET_LEVEL(ch)].title_m : \
titles[GET_CLASS(ch)-1][GET_LEVEL(ch)].title_f)
extern struct char_data *character_list;
extern struct obj_data *object_list;
extern struct title_type titles[4][25];
extern struct room_data *world;
/* External procedures */
void update_pos( struct char_data *victim ); /* in fight.c */
void damage(struct char_data *ch, struct char_data *victim, /* do */
int damage, int weapontype);
struct time_info_data age(struct char_data *ch);
/* When age < 15 return the value p0 */
/* When age in 15..29 calculate the line between p1 & p2 */
/* When age in 30..44 calculate the line between p2 & p3 */
/* When age in 45..59 calculate the line between p3 & p4 */
/* When age in 60..79 calculate the line between p4 & p5 */
/* When age >= 80 return the value p6 */
int graf(int age, int p0, int p1, int p2, int p3, int p4, int p5, int p6)
{
if (age < 15)
return(p0); /* < 15 */
else if (age <= 29)
return (int) (p1+(((age-15)*(p2-p1))/15)); /* 15..29 */
else if (age <= 44)
return (int) (p2+(((age-30)*(p3-p2))/15)); /* 30..44 */
else if (age <= 59)
return (int) (p3+(((age-45)*(p4-p3))/15)); /* 45..59 */
else if (age <= 79)
return (int) (p4+(((age-60)*(p5-p4))/20)); /* 60..79 */
else
return(p6); /* >= 80 */
}
/* The three MAX functions define a characters Effective maximum */
/* Which is NOT the same as the ch->points.max_xxxx !!! */
int mana_limit(struct char_data *ch)
{
int max;
if (!IS_NPC(ch))
max = (100); /* + (graf(age(ch).year, 0,0,10,30,50,70,60)); */
else
max = 100;
return(max);
}
int hit_limit(struct char_data *ch)
{
int max;
if (!IS_NPC(ch))
max = (ch->points.max_hit) +
(graf(age(ch).year, 2,4,17,14,8,4,3));
else
max = (ch->points.max_hit);
/* Class/Level calculations */
/* Skill/Spell calculations */
return (max);
}
int move_limit(struct char_data *ch)
{
int max;
if (!IS_NPC(ch))
/* HERE SHOULD BE CON CALCULATIONS INSTEAD */
max = graf(age(ch).year, 50,70,160,120,100,40,20);
else
max = ch->points.max_move;
/* Class/Level calculations */
/* Skill/Spell calculations */
return (max);
}
/* manapoint gain pr. game hour */
int mana_gain(struct char_data *ch)
{
int gain;
if(IS_NPC(ch)) {
/* Neat and fast */
gain = GET_LEVEL(ch);
} else {
gain = graf(age(ch).year, 2,4,6,8,6,5,8);
/* Class calculations */
/* Skill/Spell calculations */
/* Position calculations */
switch (GET_POS(ch)) {
case POSITION_SLEEPING:
gain += gain;
break;
case POSITION_RESTING:
gain+= (gain>>1); /* Divide by 2 */
break;
case POSITION_SITTING:
gain += (gain>>2); /* Divide by 4 */
break;
}
if ((GET_CLASS(ch) == CLASS_MAGIC_USER) || (GET_CLASS(ch) == CLASS_CLERIC))
gain += gain;
}
if (IS_AFFECTED(ch,AFF_POISON))
gain >>= 2;
if((GET_COND(ch,FULL)==0)||(GET_COND(ch,THIRST)==0))
gain >>= 2;
return (gain);
}
int hit_gain(struct char_data *ch)
/* Hitpoint gain pr. game hour */
{
int gain;
if(IS_NPC(ch)) {
gain = GET_LEVEL(ch);
/* Neat and fast */
} else {
gain = graf(age(ch).year, 2,5,10,18,6,4,2);
/* Class/Level calculations */
/* Skill/Spell calculations */
/* Position calculations */
switch (GET_POS(ch)) {
case POSITION_SLEEPING:
gain += (gain>>1); /* Divide by 2 */
break;
case POSITION_RESTING:
gain+= (gain>>2); /* Divide by 4 */
break;
case POSITION_SITTING:
gain += (gain>>3); /* Divide by 8 */
break;
}
if ((GET_CLASS(ch) == CLASS_MAGIC_USER) || (GET_CLASS(ch) == CLASS_CLERIC))
gain >>= 1;
}
if (IS_AFFECTED(ch,AFF_POISON))
{
gain >>= 2;
damage(ch,ch,2,SPELL_POISON);
}
if((GET_COND(ch,FULL)==0)||(GET_COND(ch,THIRST)==0))
gain >>= 2;
return (gain);
}
int move_gain(struct char_data *ch)
/* move gain pr. game hour */
{
int gain;
if(IS_NPC(ch)) {
return(GET_LEVEL(ch));
/* Neat and fast */
} else {
gain = graf(age(ch).year, 12,18,22,21,14,10,6);
/* Class/Level calculations */
/* Skill/Spell calculations */
/* Position calculations */
switch (GET_POS(ch)) {
case POSITION_SLEEPING:
gain += (gain>>1); /* Divide by 2 */
break;
case POSITION_RESTING:
gain+= (gain>>2); /* Divide by 4 */
break;
case POSITION_SITTING:
gain += (gain>>3); /* Divide by 8 */
break;
}
}
if (IS_AFFECTED(ch,AFF_POISON))
gain >>= 2;
if((GET_COND(ch,FULL)==0)||(GET_COND(ch,THIRST)==0))
gain >>= 2;
return (gain);
}
/* Gain maximum in various points */
void advance_level(struct char_data *ch)
{
int add_hp, i;
extern struct wis_app_type wis_app[];
extern struct con_app_type con_app[];
add_hp = con_app[GET_CON(ch)].hitp;
switch(GET_CLASS(ch)) {
case CLASS_MAGIC_USER : {
add_hp += number(3, 8);
} break;
case CLASS_CLERIC : {
add_hp += number(5, 10);
} break;
case CLASS_THIEF : {
add_hp += number(7,13);
} break;
case CLASS_WARRIOR : {
add_hp += number(10,15);
} break;
}
ch->points.max_hit += MAX(1, add_hp);
if (GET_CLASS(ch) == CLASS_MAGIC_USER || GET_CLASS(ch) == CLASS_CLERIC)
ch->specials.spells_to_learn += MAX(2, wis_app[GET_WIS(ch)].bonus);
else
ch->specials.spells_to_learn += MIN(2,MAX(1, wis_app[GET_WIS(ch)].bonus));
if (GET_LEVEL(ch) > 20)
for (i = 0; i < 3; i++)
ch->specials.conditions[i] = -1;
}
void set_title(struct char_data *ch)
{
if (GET_TITLE(ch))
RECREATE(GET_TITLE(ch),char,strlen(READ_TITLE(ch))+1);
else
CREATE(GET_TITLE(ch),char,strlen(READ_TITLE(ch)));
strcpy(GET_TITLE(ch), READ_TITLE(ch));
}
void gain_exp(struct char_data *ch, int gain)
{
int i;
bool is_altered = FALSE;
if (IS_NPC(ch) || ((GET_LEVEL(ch) < 21) && (GET_LEVEL(ch) > 0))) {
if (gain > 0) {
gain = MIN(100000, gain);
GET_EXP(ch) += gain;
if (!IS_NPC(ch)) {
for (i = 0; titles[GET_CLASS(ch)-1][i].exp <= GET_EXP(ch); i++) {
if (i > GET_LEVEL(ch)) {
send_to_char("You raise a level\n\r", ch);
GET_LEVEL(ch) = i;
advance_level(ch);
is_altered = TRUE;
}
}
}
}
if (gain < 0) {
gain = MAX(-500000, gain); /* Never loose more than 1/2 mil */
GET_EXP(ch) += gain;
if (GET_EXP(ch) < 0)
GET_EXP(ch) = 0;
}
if (is_altered)
set_title(ch);
}
}
void gain_exp_regardless(struct char_data *ch, int gain)
{
int i;
bool is_altered = FALSE;
if (!IS_NPC(ch)) {
if (gain > 0) {
GET_EXP(ch) += gain;
for (i = 0; (i<25) && (titles[GET_CLASS(ch)-1][i].exp <= GET_EXP(ch)); i++) {
if (i > GET_LEVEL(ch)) {
send_to_char("You raise a level\n\r", ch);
GET_LEVEL(ch) = i;
advance_level(ch);
is_altered = TRUE;
}
}
}
if (gain < 0)
GET_EXP(ch) += gain;
if (GET_EXP(ch) < 0)
GET_EXP(ch) = 0;
}
if (is_altered)
set_title(ch);
}
void gain_condition(struct char_data *ch,int condition,int value)
{
bool intoxicated;
if(GET_COND(ch, condition)==-1) /* No change */
return;
intoxicated=(GET_COND(ch, DRUNK) > 0);
GET_COND(ch, condition) += value;
GET_COND(ch,condition) = MAX(0,GET_COND(ch,condition));
GET_COND(ch,condition) = MIN(24,GET_COND(ch,condition));
if(GET_COND(ch,condition))
return;
switch(condition){
case FULL :
{
send_to_char("You are hungry.\n\r",ch);
return;
}
case THIRST :
{
send_to_char("You are thirsty.\n\r",ch);
return;
}
case DRUNK :
{
if(intoxicated)
send_to_char("You are now sober.\n\r",ch);
return;
}
default : break;
}
}
void check_idling(struct char_data *ch)
{
if (++(ch->specials.timer) > 8)
if (ch->specials.was_in_room == NOWHERE && ch->in_room != NOWHERE)
{
ch->specials.was_in_room = ch->in_room;
if (ch->specials.fighting)
{
stop_fighting(ch->specials.fighting);
stop_fighting(ch);
}
act("$n disappears into the void.", TRUE, ch, 0, 0, TO_ROOM);
send_to_char("You have been idle, and are pulled into a void.\n\r", ch);
char_from_room(ch);
char_to_room(ch, 1); /* Into room number 0 */
}
else if (ch->specials.timer > 48)
{
if (ch->in_room != NOWHERE)
char_from_room(ch);
if (ch->specials.was_in_room != NOWHERE)
char_to_room(ch, ch->specials.was_in_room);
else
char_to_room(ch, 1);
if (ch->desc)
close_socket(ch->desc);
ch->desc = 0;
extract_char(ch);
}
}
/* Update both PC's & NPC's and objects*/
void point_update( void )
{
void update_char_objects( struct char_data *ch ); /* handler.c */
void extract_obj(struct obj_data *obj); /* handler.c */
struct char_data *i, *next_dude;
struct obj_data *j, *next_thing, *jj, *next_thing2;
/* characters */
for (i = character_list; i; i = next_dude) {
next_dude = i->next;
if (GET_POS(i) > POSITION_STUNNED) {
GET_HIT(i) = MIN(GET_HIT(i) + hit_gain(i), hit_limit(i));
GET_MANA(i) = MIN(GET_MANA(i) + mana_gain(i), mana_limit(i));
GET_MOVE(i) = MIN(GET_MOVE(i) + move_gain(i), move_limit(i));
} else if (GET_POS(i) == POSITION_STUNNED) {
GET_HIT(i) = MIN(GET_HIT(i) + hit_gain(i), hit_limit(i));
GET_MANA(i) = MIN(GET_MANA(i) + mana_gain(i), mana_limit(i));
GET_MOVE(i) = MIN(GET_MOVE(i) + move_gain(i), move_limit(i));
update_pos( i );
} else if (GET_POS(i) == POSITION_INCAP)
damage(i, i, 1, TYPE_SUFFERING);
else if (!IS_NPC(i) && (GET_POS(i) == POSITION_MORTALLYW))
damage(i, i, 2, TYPE_SUFFERING);
if (!IS_NPC(i))
{
update_char_objects(i);
if (GET_LEVEL(i) < 22)
check_idling(i);
}
gain_condition(i,FULL,-1);
gain_condition(i,DRUNK,-1);
gain_condition(i,THIRST,-1);
} /* for */
/* objects */
for(j = object_list; j ; j = next_thing){
next_thing = j->next; /* Next in object list */
/* If this is a corpse */
if ( (GET_ITEM_TYPE(j) == ITEM_CONTAINER) && (j->obj_flags.value[3]) ) {
/* timer count down */
if (j->obj_flags.timer > 0) j->obj_flags.timer--;
if (!j->obj_flags.timer) {
if (j->carried_by)
act("$p decay in your hands.", FALSE, j->carried_by, j, 0, TO_CHAR);
else if ((j->in_room != NOWHERE) && (world[j->in_room].people)){
act("A quivering hoard of maggots consume $p.",
TRUE, world[j->in_room].people, j, 0, TO_ROOM);
act("A quivering hoard of maggots consume $p.",
TRUE, world[j->in_room].people, j, 0, TO_CHAR);
}
for(jj = j->contains; jj; jj = next_thing2) {
next_thing2 = jj->next_content; /* Next in inventory */
obj_from_obj(jj);
if (j->in_obj)
obj_to_obj(jj,j->in_obj);
else if (j->carried_by)
obj_to_room(jj,j->carried_by->in_room);
else if (j->in_room != NOWHERE)
obj_to_room(jj,j->in_room);
else
assert(FALSE);
}
extract_obj(j);
}
}
}
}